Extracting prog: 6m58.914035491s Minimizing prog: 1h51m19.677757178s Simplifying prog options: 0s Extracting C: 8m37.944300638s Simplifying C: 58m48.741010159s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 45s testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000240)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup=r0, r1, 0x2, 0x2, 0x0, @void, @value}, 0x10) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 16m0s testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000240)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup=r0, r1, 0x2, 0x2, 0x0, @void, @value}, 0x10) program crashed: lost connection to test machine single: successfully extracted reproducer found reproducer with 4 syscalls minimizing guilty program testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-bpf$PROG_LOAD detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000240)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) program crashed: INFO: task hung in _vm_unmap_aliases testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_TASK_FD_QUERY-openat$cgroup_root detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000240)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_TASK_FD_QUERY-bpf$PROG_LOAD detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000240)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) 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, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) 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, &(0x7f0000000080)={0x9, 0x4, 0x0, &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD detailed listing: executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD detailed listing: executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) program did not crash extracting C reproducer testing compiled C program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD program crashed: INFO: task hung in _vm_unmap_aliases simplifying C reproducer testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$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 3h5m45.277123306s repro crashed as (corrupted=false): 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: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df879d84 r8:00000002 r7:60000113 r6:df879d8c r5:83242400 r4:83242400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83242400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df879e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845e5e40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe11000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8596278c r4:85962400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8596278c 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/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a68bd000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 INFO: task kworker/1:1:3097 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1 state:D stack:0 pid:3097 tgid:3097 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec991d84 r8:00000002 r7:60000113 r6:ec991d8c r5:83fa8000 r4:83fa8000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83fa8000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec991e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83fa8000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebff1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8596538c r4:85965000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8596538c r4:847cd980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83fa8000 r8:847cd9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847cd980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cd980 r8:80287e08 r7:df92de60 r6:847cd900 r5:83fa8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec991fb0 to 0xec991ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8458d540 INFO: task kworker/1:1:3097 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a6bc2000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 INFO: task kworker/1:6:3134 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/1:6 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9b5d84 r8:00000002 r7:60000013 r6:df9b5d8c r5:83988000 r4:83988000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83988000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845e5580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83988000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebea9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85962f8c r4:85962c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85962f8c r4:847cde00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83988000 r8:847cde2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847cde00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cde00 r8:80287e08 r7:df971e60 r6:847cde80 r5:83988000 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 r4:846ea700 INFO: task kworker/1:6:3134 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a6f39000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 INFO: task kworker/1:7:3137 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/1:7 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:8398ec00 r4:8398ec00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8398ec00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855882c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8398ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac81000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85687f8c r4:85687c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85687f8c r4:847cdf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8398ec00 r8:847cdf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847cdf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cdf00 r8:80287e08 r7:df9b5e60 r6:847cd480 r5:8398ec00 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 r4:846ea940 INFO: task kworker/1:7:3137 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a7305000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 INFO: task kworker/0:10:3141 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:10 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa5dd84 r8:00000002 r7:60000113 r6:dfa5dd8c r5:841ed400 r4:841ed400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841ed400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa5de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531bd00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e01eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84787b8c r4:84787800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84787b8c r4:847cfd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841ed400 r8:847cfdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cfd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cfd80 r8:80287e08 r7:df9c9e60 r6:847cfe00 r5:841ed400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa5dfb0 to 0xdfa5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a6fa80 INFO: task kworker/0:10:3141 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a7a03000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 INFO: task kworker/0:12:3145 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:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa75d84 r8:00000002 r7:60000113 r6:dfa75d8c r5:841ebc00 r4:841ebc00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841ebc00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa75e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff45000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84787f8c r4:84787c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84787f8c r4:847cff80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841ebc00 r8:847cffac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cff80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cff80 r8:80287e08 r7:dfa5de60 r6:847cf900 r5:841ebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa75fb0 to 0xdfa75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a6fc40 INFO: task kworker/0:12:3145 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a7ce4000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 INFO: task kworker/0:13:3147 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:13 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa91d84 r8:00000002 r7:60000113 r6:dfa91d8c r5:8398c800 r4:8398c800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8398c800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa91e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c9d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8398c800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00a3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853f578c r4:853f5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853f578c r4:847cf880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8398c800 r8:847cf8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cf880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cf880 r8:80287e08 r7:dfa75e60 r6:847cdc80 r5:8398c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa91fb0 to 0xdfa91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a6fdc0 INFO: task kworker/0:13:3147 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a7ce4000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 INFO: task kworker/0:14:3150 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/0:14 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaadd84 r8:00000002 r7:60000013 r6:dfaadd8c r5:84516000 r4:84516000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84516000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaade08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a1380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84516000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e015d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853f478c r4:853f4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853f478c r4:847cf000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84516000 r8:847cf02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:847cf000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847cf000 r8:80287e08 r7:dfa91e60 r6:847cd500 r5:84516000 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 r4:84a64840 INFO: task kworker/0:14:3150 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a8069000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 INFO: task kworker/0:15:3151 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/0:15 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:84510000 r4:84510000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84510000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85672fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84510000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e056f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856d938c r4:856d9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856d938c r4:840f1580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84510000 r8:840f15ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:840f1580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:840f1580 r8:80287e08 r7:dfa91e60 r6:847cd200 r5:84510000 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 r4:84a64840 INFO: task kworker/0:15:3151 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a83b3000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 INFO: task kworker/0:16:3152 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:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfab9d84 r8:00000002 r7:60000113 r6:dfab9d8c r5:84516c00 r4:84516c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84516c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d3bc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84516c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853f778c r4:853f7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853f778c r4:840f1500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84516c00 r8:840f152c r7:82804d40 r6:dddced80 r5:dddceda0 r4:840f1500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:840f1500 r8:80287e08 r7:dfab1e60 r6:847cd180 r5:84516c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfab9fb0 to 0xdfab9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845c53c0 INFO: task kworker/0:16:3152 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a861c000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:17:3154 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:17 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfac5d84 r8:00000002 r7:60000113 r6:dfac5d8c r5:84513c00 r4:84513c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84513c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551f780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84513c00 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [<8054b154>] (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) r5:85419b8c r4:85419800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85419b8c r4:833a4b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84513c00 r8:833a4b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:833a4b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:833a4b00 r8:80287e08 r7:dfab1e60 r6:847cd400 r5:84513c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfac5fb0 to 0xdfac5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845ee040 INFO: task kworker/0:17:3154 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a8dee000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:18:3156 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/0:18 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaddd84 r8:00000002 r7:60000113 r6:dfaddd8c r5:84511800 r4:84511800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84511800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfadde08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85577880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84511800 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b68b8c r4:84b68800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b68b8c r4:833a4a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84511800 r8:833a4aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:833a4a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:833a4a80 r8:80287e08 r7:dfab1e60 r6:847cd380 r5:84511800 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 r4:845ee180 INFO: task kworker/0:18:3156 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a9461000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:19:3158 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/0:19 state:D stack:0 pid:3158 tgid:3158 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaedd84 r8:00000002 r7:60000113 r6:dfaedd8c r5:84513000 r4:84513000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84513000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84513000 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa4f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855d278c r4:855d2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855d278c r4:830b8480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84513000 r8:830b84ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:830b8480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830b8480 r8:80287e08 r7:dfab1e60 r6:830dee00 r5:84513000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaedfb0 to 0xdfaedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845ee2c0 INFO: task kworker/0:19:3158 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a9461000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:20:3160 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/0:20 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfafdd84 r8:00000002 r7:60000013 r6:dfafdd8c r5:84515400 r4:84515400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84515400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85654640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84515400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855d3f8c r4:855d3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855d3f8c r4:830b8400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84515400 r8:830b842c r7:82804d40 r6:dddced80 r5:dddceda0 r4:830b8400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830b8400 r8:80287e08 r7:dfab1e60 r6:833be400 r5:84515400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfafdfb0 to 0xdfafdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845ee3c0 INFO: task kworker/0:20:3160 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a9578000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:8:3163 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:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:84514800 r4:84514800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84514800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8453d440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84514800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0135000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856a478c r4:856a4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856a478c r4:833be100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84514800 r8:833be12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:833be100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:833be100 r8:80287e08 r7:df9b5e60 r6:83826180 r5:84514800 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 r4:8453d240 INFO: task kworker/1:8:3163 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a9991000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:21:3164 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/0:21 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb09d84 r8:00000002 r7:60000113 r6:dfb09d8c r5:84512400 r4:84512400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84512400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856482c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84512400 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc55000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856c738c r4:856c7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856c738c r4:83aedb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84512400 r8:83aedbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83aedb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aedb80 r8:80287e08 r7:dfab1e60 r6:8492d680 r5:84512400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb09fb0 to 0xdfb09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845ee540 INFO: task kworker/0:21:3164 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: a9c8d000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:22:3168 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:22 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb31d84 r8:00000002 r7:60000113 r6:dfb31d8c r5:8416d400 r4:8416d400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8416d400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8416d400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb441000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856da78c r4:856da400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856da78c r4:83aedb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8416d400 r8:83aedb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83aedb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aedb00 r8:80287e08 r7:dfab1e60 r6:843a3000 r5:8416d400 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 r4:845eea40 INFO: task kworker/0:22:3168 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: aa1d0000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:9:3169 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:9 state:D stack:0 pid:3169 tgid:3169 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb35d84 r8:00000002 r7:60000113 r6:dfb35d8c r5:83fb0c00 r4:83fb0c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83fb0c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb35e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845e5f40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83fb0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe8d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85962b8c r4:85962800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85962b8c r4:84279000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83fb0c00 r8:8427902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84279000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84279000 r8:80287e08 r7:df9b5e60 r6:84279080 r5:83fb0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb35fb0 to 0xdfb35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8453d700 INFO: task kworker/1:9:3169 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: aa1d0000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:23:3171 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:23 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb45d84 r8:00000002 r7:60000113 r6:dfb45d8c r5:847a3000 r4:847a3000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847a3000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb45e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e2b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:847a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb59f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b6f8c r4:858b6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b6f8c r4:830cc400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847a3000 r8:830cc42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:830cc400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc400 r8:80287e08 r7:dfb31e60 r6:84279100 r5:847a3000 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 r4:845ee900 INFO: task kworker/0:23:3171 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: aa458000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:24:3172 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:24 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb49d84 r8:00000002 r7:60000113 r6:dfb49d8c r5:847a1800 r4:847a1800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847a1800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb49e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587bb40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:847a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9df000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857fef8c r4:857fec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857fef8c r4:830cc380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847a1800 r8:830cc3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:830cc380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc380 r8:80287e08 r7:dfb45e60 r6:84279180 r5:847a1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb49fb0 to 0xdfb49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845eebc0 INFO: task kworker/0:24:3172 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: ab25a000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:25:3174 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:25 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb51d84 r8:00000002 r7:60000113 r6:dfb51d8c r5:847a4800 r4:847a4800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847a4800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb51e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591c980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:847a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa81000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856dbb8c r4:856db800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:856dbb8c r4:830cc300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847a4800 r8:830cc32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:830cc300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc300 r8:80287e08 r7:dfb45e60 r6:84279200 r5:847a4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb51fb0 to 0xdfb51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845eea80 INFO: task kworker/0:25:3174 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: ab50d000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:26:3176 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:26 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:847a0000 r4:847a0000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847a0000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849eb540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:847a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfff9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b4b8c r4:858b4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b4b8c r4:830cc280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847a0000 r8:830cc2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:830cc280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc280 r8:80287e08 r7:dfb45e60 r6:84279280 r5:847a0000 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 r4:845eea80 INFO: task kworker/0:26:3176 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: ab50d000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:27:3178 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:27 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:847a3c00 r4:847a3c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847a3c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a37c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:847a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebad1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b5f8c r4:858b5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b5f8c r4:8439f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847a3c00 r8:8439f62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8439f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8439f600 r8:80287e08 r7:dfb45e60 r6:84279300 r5:847a3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb65fb0 to 0xdfb65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845eef00 INFO: task kworker/0:27:3178 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: abb02000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:28:3180 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:28 state:D stack:0 pid:3180 tgid:3180 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb75d84 r8:00000002 r7:60000113 r6:dfb75d8c r5:847a5400 r4:847a5400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847a5400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846eaec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:847a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb84f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8597c38c r4:8597c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8597c38c r4:8439f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847a5400 r8:8439f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8439f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8439f580 r8:80287e08 r7:dfb45e60 r6:84279380 r5:847a5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb75fb0 to 0xdfb75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:846eae80 INFO: task kworker/0:28:3180 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: abf08000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:29:3182 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:29 state:D stack:0 pid:3182 tgid:3182 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb81d84 r8:00000002 r7:60000113 r6:dfb81d8c r5:847a2400 r4:847a2400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847a2400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb81e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845d9040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:847a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb71d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8597f38c r4:8597f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8597f38c r4:84584f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847a2400 r8:84584f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84584f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84584f00 r8:80287e08 r7:dfb75e60 r6:84279400 r5:847a2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb81fb0 to 0xdfb81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845ee680 INFO: task kworker/0:29:3182 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: ac2dc000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:30:3184 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/0:30 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:841eec00 r4:841eec00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841eec00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c0580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb911000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8597e78c r4:8597e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8597e78c r4:847b6000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841eec00 r8:847b602c r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b6000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b6000 r8:80287e08 r7:dfb81e60 r6:847b6080 r5:841eec00 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 r4:845d9080 INFO: task kworker/0:30:3184 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: ac35a000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:31:3186 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:31 state:D stack:0 pid:3186 tgid:3186 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb85d84 r8:00000002 r7:60000113 r6:dfb85d8c r5:83b26c00 r4:83b26c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b26c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb85e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845d9300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83b26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb779000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b6bb8c r4:84b6b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b6bb8c r4:847b6180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b26c00 r8:847b61ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b6180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b6180 r8:80287e08 r7:dfb81e60 r6:847b6200 r5:83b26c00 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 r4:845d9080 INFO: task kworker/0:31:3186 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: ac926000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:32:3189 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/0:32 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb91d84 r8:00000002 r7:60000113 r6:dfb91d8c r5:838b6c00 r4:838b6c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838b6c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84603740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:838b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f179000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb77000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8504038c r4:85040000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8504038c r4:847b6280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838b6c00 r8:847b62ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b6280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b6280 r8:80287e08 r7:dfb85e60 r6:847b6300 r5:838b6c00 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 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d9340 INFO: task kworker/0:32:3189 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: acd13000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:33:3190 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:3190 tgid:3190 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb9dd84 r8:00000002 r7:60000113 r6:dfb9dd8c r5:841dd400 r4:841dd400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841dd400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4b000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8505a38c r4:8505a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8505a38c r4:847b6380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841dd400 r8:847b63ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b6380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b6380 r8:80287e08 r7:dfb91e60 r6:847b6400 r5:841dd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb9dfb0 to 0xdfb9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d9540 INFO: task kworker/0:33:3190 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: ad380000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:34:3193 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/0:34 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbb5d84 r8:00000002 r7:60000113 r6:dfbb5d8c r5:841d6000 r4:841d6000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841d6000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497ff00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f2f3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed2f3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c2f78c r4:85c2f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c2f78c r4:847b6480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841d6000 r8:847b64ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b6480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b6480 r8:80287e08 r7:dfb91e60 r6:847b6500 r5:841d6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbb5fb0 to 0xdfbb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d9640 INFO: task kworker/0:34:3193 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: ad380000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:35:3195 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/0:35 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa8dd84 r8:00000002 r7:60000113 r6:dfa8dd8c r5:83a50000 r4:83a50000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a50000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84603b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83a50000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cd78c r4:859cd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859cd78c r4:847b6580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a50000 r8:847b65ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b6580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b6580 r8:80287e08 r7:dfbb5e60 r6:847b6600 r5:83a50000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa8dfb0 to 0xdfa8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d9700 INFO: task kworker/0:35:3195 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: addda000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:36:3196 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:36 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbc9d84 r8:00000002 r7:60000113 r6:dfbc9d8c r5:841de000 r4:841de000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:841de000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc9e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845d9a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:841de000 r7:00000000 r6:83018000 r5:00001000 r4:7f1c7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ceb8c r4:859ce800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859ceb8c r4:847b6680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:841de000 r8:847b66ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b6680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b6680 r8:80287e08 r7:dfbb5e60 r6:847b6700 r5:841de000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbc9fb0 to 0xdfbc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d9700 INFO: task kworker/0:36:3196 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: ae409000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:37:3198 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/0:37 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbd5d84 r8:00000002 r7:60000013 r6:dfbd5d8c r5:84752400 r4:84752400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84752400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85127cc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84752400 r7:00000000 r6:83018000 r5:00001000 r4:7f1db000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb83000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859e6f8c r4:859e6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859e6f8c r4:847b6780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84752400 r8:847b67ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b6780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b6780 r8:80287e08 r7:dfbb5e60 r6:847b6800 r5:84752400 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 r4:845d96c0 INFO: task kworker/0:37:3198 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: aefac000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:11:3204 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:11 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbf5d84 r8:00000002 r7:60000113 r6:dfbf5d8c r5:847a0c00 r4:847a0c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847a0c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b83e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:847a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebecb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8596338c r4:85963000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8596338c r4:84279580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847a0c00 r8:842795ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84279580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84279580 r8:80287e08 r7:dfba9e60 r6:84279600 r5:847a0c00 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 r4:847b0200 INFO: task kworker/1:11:3204 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: aefac000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:12:3206 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:12 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc0dd84 r8:00000002 r7:60000113 r6:dfc0dd8c r5:84755400 r4:84755400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84755400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc0de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84755400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebf07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8596378c r4:85963400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8596378c r4:84279680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84755400 r8:842796ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84279680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84279680 r8:80287e08 r7:dfba9e60 r6:847b6880 r5:84755400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc0dfb0 to 0xdfc0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847b0200 INFO: task kworker/1:12:3206 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: af2cc000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:38:3207 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:38 state:D stack:0 pid:3207 tgid:3207 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc1dd84 r8:00000002 r7:60000113 r6:dfc1dd8c r5:84756c00 r4:84756c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84756c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc1de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85936600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84756c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbeb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bc578c r4:85bc5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bc578c r4:847b6900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84756c00 r8:847b692c r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b6900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b6900 r8:80287e08 r7:dfbb5e60 r6:847b6980 r5:84756c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc1dfb0 to 0xdfc1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d9cc0 INFO: task kworker/0:38:3207 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: af9d0000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:13:3208 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:13 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc21d84 r8:00000002 r7:60000113 r6:dfc21d8c r5:84751800 r4:84751800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84751800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc21e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84751800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebf25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85963b8c r4:85963800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85963b8c r4:84279700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84751800 r8:8427972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84279700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84279700 r8:80287e08 r7:dfba9e60 r6:847b6a00 r5:84751800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc21fb0 to 0xdfc21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847b0440 INFO: task kworker/1:13:3208 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: afbd8000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:14:3210 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:14 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc31d84 r8:00000002 r7:60000013 r6:dfc31d8c r5:84754800 r4:84754800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84754800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc31e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84754800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebf5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8596438c r4:85964000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8596438c r4:84279780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84754800 r8:842797ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84279780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84279780 r8:80287e08 r7:dfba9e60 r6:847b6a80 r5:84754800 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 r4:847b0580 INFO: task kworker/1:14:3210 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: aff82000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:15:3213 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/1:15 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc41d84 r8:00000002 r7:60000013 r6:dfc41d8c r5:84750000 r4:84750000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84750000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84750000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebfa7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85964b8c r4:85964800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85964b8c r4:84279800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84750000 r8:8427982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84279800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84279800 r8:80287e08 r7:dfba9e60 r6:847b6b00 r5:84750000 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 r4:847b06c0 INFO: task kworker/1:15:3213 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b0104000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:39:3215 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/0:39 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc3dd84 r8:00000002 r7:60000113 r6:dfc3dd8c r5:84753000 r4:84753000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84753000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc3de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851106c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84753000 r7:00000000 r6:83018000 r5:00001000 r4:7f34f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed73b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bc6f8c r4:85bc6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bc6f8c r4:847b6b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84753000 r8:847b6bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b6b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b6b80 r8:80287e08 r7:dfbb5e60 r6:847b6c00 r5:84753000 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 r4:847b3480 INFO: task kworker/0:39:3215 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b0414000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:40:3218 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:40 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:83a56c00 r4:83a56c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a56c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85110e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83a56c00 r7:00000000 r6:83018000 r5:00001000 r4:7f359000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca4f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85bc7b8c r4:85bc7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85bc7b8c r4:847b6c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a56c00 r8:847b6cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b6c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b6c80 r8:80287e08 r7:dfc3de60 r6:847b6d00 r5:83a56c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc61fb0 to 0xdfc61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847b36c0 INFO: task kworker/0:40:3218 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b0810000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:41:3220 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:41 state:D stack:0 pid:3220 tgid:3220 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc6dd84 r8:00000002 r7:60000113 r6:dfc6dd8c r5:83b39800 r4:83b39800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b39800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc6de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fb80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83b39800 r7:00000000 r6:83018000 r5:00001000 r4:7f423000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb3f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c9878c r4:85c98400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c9878c r4:847b6d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b39800 r8:847b6dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b6d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b6d80 r8:80287e08 r7:dfc61e60 r6:847b6e00 r5:83b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc6dfb0 to 0xdfc6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847b3940 INFO: task kworker/0:41:3220 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b0a05000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:42:3224 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:42 state:D stack:0 pid:3224 tgid:3224 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc89d84 r8:00000002 r7:60000113 r6:dfc89d8c r5:83b38c00 r4:83b38c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b38c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc89e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6d00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83b38c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3ad000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed20d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c5ff8c r4:85c5fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c5ff8c r4:847b6f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b38c00 r8:847b6f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:847b6f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847b6f00 r8:80287e08 r7:dfc6de60 r6:847b6f80 r5:83b38c00 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 r4:847b3c80 INFO: task kworker/0:42:3224 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b0f61000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:43:3225 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:43 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc8dd84 r8:00000002 r7:60000113 r6:dfc8dd8c r5:83b3c800 r4:83b3c800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b3c800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc8de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845d98c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83b3c800 r7:00000000 r6:83018000 r5:00001000 r4:7f43d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9a8000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c9b38c r4:85c9b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c9b38c r4:8455c000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b3c800 r8:8455c02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8455c000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8455c000 r8:80287e08 r7:dfc6de60 r6:8455c080 r5:83b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc8dfb0 to 0xdfc8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847b3c80 INFO: task kworker/0:43:3225 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b1234000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:44:3228 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:44 state:D stack:0 pid:3228 tgid:3228 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df989d84 r8:00000002 r7:60000113 r6:df989d8c r5:83faa400 r4:83faa400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83faa400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df989e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d42500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83faa400 r7:00000000 r6:83018000 r5:00001000 r4:7f42d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec02f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c9ab8c r4:85c9a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c9ab8c r4:8455c100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83faa400 r8:8455c12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8455c100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8455c100 r8:80287e08 r7:dfc8de60 r6:84279900 r5:83faa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf989fb0 to 0xdf989ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847b3600 INFO: task kworker/0:44:3228 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b1574000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:45:3230 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:45 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9d9d84 r8:00000002 r7:60000113 r6:df9d9d8c r5:83236000 r4:83236000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83236000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b3fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83236000 r7:00000000 r6:83018000 r5:00001000 r4:7f42f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df97b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c9af8c r4:85c9ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c9af8c r4:8455c180 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8455c1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8455c180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8455c180 r8:80287e08 r7:df989e60 r6:84279980 r5:83236000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d9f80 INFO: task kworker/0:45:3230 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b19c1000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:46:3231 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:46 state:D stack:0 pid:3231 tgid:3231 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9e1d84 r8:00000002 r7:60000113 r6:df9e1d8c r5:8398d400 r4:8398d400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8398d400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d994c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8398d400 r7:00000000 r6:83018000 r5:00001000 r4:7f4e5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed60f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8465878c r4:84658400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8465878c r4:8455c200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8398d400 r8:8455c22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8455c200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8455c200 r8:80287e08 r7:df989e60 r6:84279a00 r5:8398d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845c56c0 INFO: task kworker/0:46:3231 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b1e57000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:47:3233 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:47 state:D stack:0 pid:3233 tgid:3233 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc79d84 r8:00000002 r7:60000113 r6:dfc79d8c r5:83b3b000 r4:83b3b000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b3b000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc79e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b3980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83b3b000 r7:00000000 r6:83018000 r5:00001000 r4:7f429000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb811000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c9a78c r4:85c9a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c9a78c r4:8455c280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b3b000 r8:8455c2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8455c280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8455c280 r8:80287e08 r7:df9e1e60 r6:8455c300 r5:83b3b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc79fb0 to 0xdfc79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84553000 INFO: task kworker/0:47:3233 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b2326000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:48:3235 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:48 state:D stack:0 pid:3235 tgid:3235 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9f5d84 r8:00000002 r7:60000113 r6:df9f5d8c r5:84750c00 r4:84750c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84750c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d66e40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84750c00 r7:00000000 r6:83018000 r5:00001000 r4:7f49f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecced000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c9bb8c r4:85c9b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85c9bb8c r4:8455c380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84750c00 r8:8455c3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8455c380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8455c380 r8:80287e08 r7:df9e1e60 r6:8455c400 r5:84750c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84553000 INFO: task kworker/0:48:3235 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b2326000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:50:3240 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:50 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa25d84 r8:00000002 r7:60000113 r6:dfa25d8c r5:8325c800 r4:8325c800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8325c800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa25e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533d600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8325c800 r7:00000000 r6:83018000 r5:00001000 r4:7f49f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9fd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84658b8c r4:84658800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84658b8c r4:8455c580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8325c800 r8:8455c5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8455c580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8455c580 r8:80287e08 r7:df9f9e60 r6:8455c600 r5:8325c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa25fb0 to 0xdfa25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84553340 INFO: task kworker/0:50:3240 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b29a0000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:51:3241 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:51 state:D stack:0 pid:3241 tgid:3241 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc09d84 r8:00000002 r7:60000113 r6:dfc09d8c r5:8325ec00 r4:8325ec00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8325ec00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc09e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85216380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8325ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f541000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed23d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84658f8c r4:84658c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84658f8c r4:8455c680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8325ec00 r8:8455c6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8455c680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8455c680 r8:80287e08 r7:df9f9e60 r6:8455c700 r5:8325ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc09fb0 to 0xdfc09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845533c0 INFO: task kworker/0:51:3241 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b2b71000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:52:3244 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:52 state:D stack:0 pid:3244 tgid:3244 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa65d84 r8:00000002 r7:60000113 r6:dfa65d8c r5:83b03c00 r4:83b03c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b03c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa65e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85210740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83b03c00 r7:00000000 r6:83018000 r5:00001000 r4:7f587000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eccbb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca938c r4:85ca9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85ca938c r4:8455c780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b03c00 r8:8455c7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8455c780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8455c780 r8:80287e08 r7:df9f9e60 r6:8455c800 r5:83b03c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa65fb0 to 0xdfa65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845537c0 INFO: task kworker/0:52:3244 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b2b71000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:53:3245 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:53 state:D stack:0 pid:3245 tgid:3245 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:83b01800 r4:83b01800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b01800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85322f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83b01800 r7:00000000 r6:83018000 r5:00001000 r4:7f547000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecbf3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca9f8c r4:85ca9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85ca9f8c r4:8455c880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b01800 r8:8455c8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8455c880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8455c880 r8:80287e08 r7:df9f9e60 r6:8455c900 r5:83b01800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa7dfb0 to 0xdfa7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845537c0 INFO: task kworker/0:53:3245 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b362e000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:54:3249 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:54 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:83348c00 r4:83348c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83348c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ffb40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83348c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5f9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb19000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cc3f8c r4:85cc3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85cc3f8c r4:8455c980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83348c00 r8:8455c9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8455c980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8455c980 r8:80287e08 r7:df9f9e60 r6:84279a80 r5:83348c00 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 r4:84553d80 INFO: task kworker/0:54:3249 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b362e000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:55:3251 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:55 state:D stack:0 pid:3251 tgid:3251 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:83336000 r4:83336000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83336000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a8340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83336000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc57000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85de0f8c r4:85de0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85de0f8c r4:8455ca00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83336000 r8:8455ca2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8455ca00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8455ca00 r8:80287e08 r7:df9f9e60 r6:84279b00 r5:83336000 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 r4:84553d80 INFO: task kworker/0:55:3251 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b3a21000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:425:4464 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:425 state:D stack:0 pid:4464 tgid:4464 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf25d84 r8:00000002 r7:60000113 r6:eaf25d8c r5:85383c00 r4:85383c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85383c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf25e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85383c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff13000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bfb8c r4:852bf800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bfb8c r4:8530ab80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85383c00 r8:8530abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ab80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ab80 r8:80287e08 r7:eaf15e60 r6:8521a080 r5:85383c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf25fb0 to 0xeaf25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 INFO: task kworker/1:425:4464 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b3d0a000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:250:4476 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:250 state:D stack:0 pid:4476 tgid:4476 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf5dd84 r8:00000002 r7:60000113 r6:eaf5dd8c r5:85380c00 r4:85380c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85380c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf5de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85217040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85380c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf77000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8527e78c r4:8527e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8527e78c r4:8521a580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85380c00 r8:8521a5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8521a580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521a580 r8:80287e08 r7:eaf51e60 r6:8521a600 r5:85380c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf5dfb0 to 0xeaf5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85217c40 INFO: task kworker/0:250:4476 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b3f3d000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:251:4479 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:251 state:D stack:0 pid:4479 tgid:4479 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf69d84 r8:00000002 r7:60000113 r6:eaf69d8c r5:8534d400 r4:8534d400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8534d400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf69e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85217ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8534d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8527e38c r4:8527e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8527e38c r4:8521a680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8534d400 r8:8521a6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8521a680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521a680 r8:80287e08 r7:eaf5de60 r6:8521a700 r5:8534d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf69fb0 to 0xeaf69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85217cc0 INFO: task kworker/0:251:4479 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b3f3d000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:252:4484 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:252 state:D stack:0 pid:4484 tgid:4484 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacddd84 r8:00000002 r7:60000013 r6:eacddd8c r5:85350000 r4:85350000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85350000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85213280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85350000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa5f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8527ef8c r4:8527ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8527ef8c r4:8521a780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85350000 r8:8521a7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8521a780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521a780 r8:80287e08 r7:eaf5de60 r6:8530ac80 r5:85350000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacddfb0 to 0xeacddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85213180 INFO: task kworker/0:252:4484 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b464f000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:253:4485 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:253 state:D stack:0 pid:4485 tgid:4485 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadb5d84 r8:00000002 r7:60000113 r6:eadb5d8c r5:85351800 r4:85351800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85351800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85213380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85351800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb03000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8527f38c r4:8527f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8527f38c r4:8521a800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85351800 r8:8521a82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8521a800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521a800 r8:80287e08 r7:eacdde60 r6:8530ad00 r5:85351800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadb5fb0 to 0xeadb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85213180 INFO: task kworker/0:253:4485 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b464f000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:254:4486 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:254 state:D stack:0 pid:4486 tgid:4486 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eade9d84 r8:00000002 r7:60000113 r6:eade9d8c r5:85353c00 r4:85353c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85353c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade9e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85213500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85353c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfde9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8527f78c r4:8527f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8527f78c r4:8521a880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85353c00 r8:8521a8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8521a880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521a880 r8:80287e08 r7:eadb5e60 r6:8530ad80 r5:85353c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeade9fb0 to 0xeade9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85213180 INFO: task kworker/0:254:4486 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b4850000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:255:4487 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:255 state:D stack:0 pid:4487 tgid:4487 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae5dd84 r8:00000002 r7:60000113 r6:eae5dd8c r5:85355400 r4:85355400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85355400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531b3c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85355400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac8d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8527fb8c r4:8527f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8527fb8c r4:8521a900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85355400 r8:8521a92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8521a900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521a900 r8:80287e08 r7:eade9e60 r6:8530ae00 r5:85355400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae5dfb0 to 0xeae5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85213180 INFO: task kworker/0:255:4487 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b4a75000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:256:4489 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:256 state:D stack:0 pid:4489 tgid:4489 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae71d84 r8:00000002 r7:60000113 r6:eae71d8c r5:85356000 r4:85356000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85356000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae71e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531b5c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85356000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eace5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8527ff8c r4:8527fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8527ff8c r4:8521a980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85356000 r8:8521a9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8521a980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8521a980 r8:80287e08 r7:eae5de60 r6:8530ae80 r5:85356000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae71fb0 to 0xeae71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85213180 INFO: task kworker/0:256:4489 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b4e52000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:427:4490 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:427 state:D stack:0 pid:4490 tgid:4490 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae85d84 r8:00000002 r7:60000113 r6:eae85d8c r5:85353000 r4:85353000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85353000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae85e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85353000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bff8c r4:852bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bff8c r4:8530af00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85353000 r8:8530af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530af00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530af00 r8:80287e08 r7:eaf25e60 r6:8530af80 r5:85353000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae85fb0 to 0xeae85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853149c0 INFO: task kworker/1:427:4490 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b515e000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:428:4492 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:428 state:D stack:0 pid:4492 tgid:4492 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae4dd84 r8:00000002 r7:60000113 r6:eae4dd8c r5:85356c00 r4:85356c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85356c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85356c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0553000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b0b8c r4:853b0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b0b8c r4:8530a280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85356c00 r8:8530a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a280 r8:80287e08 r7:eae85e60 r6:851f7000 r5:85356c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae4dfb0 to 0xeae4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851f8300 INFO: task kworker/1:428:4492 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b533e000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:429:4494 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:429 state:D stack:0 pid:4494 tgid:4494 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf75d84 r8:00000002 r7:60000013 r6:eaf75d8c r5:85354800 r4:85354800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85354800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf75e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85354800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0077000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b038c r4:853b0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b038c r4:851f7080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85354800 r8:851f70ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851f7080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851f7080 r8:80287e08 r7:eae4de60 r6:851f7100 r5:85354800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf75fb0 to 0xeaf75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851f8440 INFO: task kworker/1:429:4494 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b5534000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:430:4497 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:430 state:D stack:0 pid:4497 tgid:4497 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaed5d84 r8:00000002 r7:60000013 r6:eaed5d8c r5:85352400 r4:85352400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85352400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85352400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b078c r4:853b0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b078c r4:851f7180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85352400 r8:851f71ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851f7180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851f7180 r8:80287e08 r7:eae4de60 r6:851f7200 r5:85352400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaed5fb0 to 0xeaed5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851f8480 INFO: task kworker/1:430:4497 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b56c5000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:431:4498 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:431 state:D stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf85d84 r8:00000002 r7:60000113 r6:eaf85d8c r5:85302400 r4:85302400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85302400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf85e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85302400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05a9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b0f8c r4:853b0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b0f8c r4:851f7280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85302400 r8:851f72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851f7280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851f7280 r8:80287e08 r7:eae4de60 r6:851f7300 r5:85302400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf85fb0 to 0xeaf85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851f8740 INFO: task kworker/1:431:4498 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b5b63000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:432:4501 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:432 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf89d84 r8:00000002 r7:60000113 r6:eaf89d8c r5:85358000 r4:85358000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85358000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520d0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85358000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0701000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b1f8c r4:853b1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b1f8c r4:851f7380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85358000 r8:851f73ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851f7380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851f7380 r8:80287e08 r7:eaf85e60 r6:851f7400 r5:85358000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf89fb0 to 0xeaf89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851f8780 INFO: task kworker/1:432:4501 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b5d3e000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:433:4503 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:433 state:D stack:0 pid:4503 tgid:4503 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf91d84 r8:00000002 r7:60000113 r6:eaf91d8c r5:85359800 r4:85359800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85359800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85359800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e063e000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b138c r4:853b1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b138c r4:851f7480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85359800 r8:851f74ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851f7480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851f7480 r8:80287e08 r7:eaf89e60 r6:851f7500 r5:85359800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf91fb0 to 0xeaf91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851f8780 INFO: task kworker/1:433:4503 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b608e000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:434:4504 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:434 state:D stack:0 pid:4504 tgid:4504 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf95d84 r8:00000002 r7:60000013 r6:eaf95d8c r5:8535a400 r4:8535a400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8535a400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8e40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8535a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0679000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b178c r4:853b1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b178c r4:851f7580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8535a400 r8:851f75ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851f7580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851f7580 r8:80287e08 r7:eaf89e60 r6:851f7600 r5:8535a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf95fb0 to 0xeaf95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851f8b80 INFO: task kworker/1:434:4504 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b608e000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:435:4506 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:435 state:D stack:0 pid:4506 tgid:4506 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf99d84 r8:00000002 r7:60000113 r6:eaf99d8c r5:85358c00 r4:85358c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85358c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8f00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85358c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b1b8c r4:853b1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b1b8c r4:851f7680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85358c00 r8:851f76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851f7680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851f7680 r8:80287e08 r7:eaf89e60 r6:851f7700 r5:85358c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf99fb0 to 0xeaf99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851f8d40 INFO: task kworker/1:435:4506 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b64e5000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:436:4509 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:436 state:D stack:0 pid:4509 tgid:4509 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafa5d84 r8:00000002 r7:60000113 r6:eafa5d8c r5:84792400 r4:84792400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84792400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520d600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84792400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0819000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b2b8c r4:853b2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b2b8c r4:851f7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84792400 r8:851f77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851f7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851f7780 r8:80287e08 r7:eaf89e60 r6:8521aa00 r5:84792400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafa5fb0 to 0xeafa5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8520d280 INFO: task kworker/1:436:4509 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b67b2000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530e480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:437:4511 blocked for more than 453 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:437 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafa9d84 r8:00000002 r7:60000113 r6:eafa9d8c r5:84790000 r4:84790000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84790000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520d300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84790000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0789000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b238c r4:853b2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b238c r4:851f7800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84790000 r8:851f782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851f7800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851f7800 r8:80287e08 r7:eafa5e60 r6:8521aa80 r5:84790000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafa9fb0 to 0xeafa9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8520d180 INFO: task kworker/1:437:4511 is blocked on a mutex likely owned by task kworker/1:417:4402. task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeae7dd28 to 0xeae7dd70) dd20: b67b2000 df9c1000 00000001 80239b98 7f3cb000 00000001 dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 dd60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 r4:eae7ddc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cd538c r4:85cd5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r <> l/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:941:5876 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:941 state:D stack:0 pid:5876 tgid:5876 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec055d84 r8:00000002 r7:60000113 r6:ec055d8c r5:8582bc00 r4:8582bc00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8582bc00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec055e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591c140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8582bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb967000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85809b8c r4:85809800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85809b8c r4:85930d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8582bc00 r8:85930dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85930d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85930d80 r8:80287e08 r7:ec059e60 r6:85930e00 r5:8582bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec055fb0 to 0xec055ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84722fc0 INFO: task kworker/1:941:5876 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d3df4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:942:5879 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:942 state:D stack:0 pid:5879 tgid:5879 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec061d84 r8:00000002 r7:60000113 r6:ec061d8c r5:850cbc00 r4:850cbc00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850cbc00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec061e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9c7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580a38c r4:8580a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8580a38c r4:85930e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850cbc00 r8:85930eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85930e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85930e80 r8:80287e08 r7:ec059e60 r6:85930f00 r5:850cbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec061fb0 to 0xec061ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84972140 INFO: task kworker/1:942:5879 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d3df4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:943:5881 blocked for more than 475 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:943 state:D stack:0 pid:5881 tgid:5881 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec065d84 r8:00000002 r7:60000113 r6:ec065d8c r5:85830000 r4:85830000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85830000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec065e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972480 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85830000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580a78c r4:8580a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8580a78c r4:85930f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85830000 r8:85930fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85930f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85930f80 r8:80287e08 r7:ec061e60 r6:84978000 r5:85830000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec065fb0 to 0xec065ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84972080 INFO: task kworker/1:943:5881 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d403b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:944:5883 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:944 state:D stack:0 pid:5883 tgid:5883 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec069d84 r8:00000002 r7:60000113 r6:ec069d8c r5:85830c00 r4:85830c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85830c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec069e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba01000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580ab8c r4:8580a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8580ab8c r4:84978080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85830c00 r8:849780ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978080 r8:80287e08 r7:ec065e60 r6:84978100 r5:85830c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec069fb0 to 0xec069ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84972300 INFO: task kworker/1:944:5883 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d403b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:945:5885 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:945 state:D stack:0 pid:5885 tgid:5885 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec06dd84 r8:00000002 r7:60000113 r6:ec06dd8c r5:85831800 r4:85831800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85831800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec06de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85831800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb97000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580af8c r4:8580ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8580af8c r4:84978180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85831800 r8:849781ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978180 r8:80287e08 r7:ec069e60 r6:84978200 r5:85831800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec06dfb0 to 0xec06dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84972400 INFO: task kworker/1:945:5885 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d4434000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:946:5888 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:946 state:D stack:0 pid:5888 tgid:5888 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec071d84 r8:00000002 r7:60000113 r6:ec071d8c r5:85832400 r4:85832400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85832400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec071e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593f400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85832400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebdcd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85944b8c r4:85944800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85944b8c r4:84978280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85832400 r8:849782ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978280 r8:80287e08 r7:ec06de60 r6:84978300 r5:85832400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec071fb0 to 0xec071ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84972580 INFO: task kworker/1:946:5888 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d4812000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:947:5889 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:947 state:D stack:0 pid:5889 tgid:5889 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec075d84 r8:00000002 r7:60000013 r6:ec075d8c r5:85833000 r4:85833000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85833000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec075e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849728c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85833000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebba9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580b38c r4:8580b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8580b38c r4:84978380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85833000 r8:849783ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978380 r8:80287e08 r7:ec071e60 r6:84978400 r5:85833000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec075fb0 to 0xec075ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84972940 INFO: task kworker/1:947:5889 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d4812000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:948:5891 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:948 state:D stack:0 pid:5891 tgid:5891 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec079d84 r8:00000002 r7:60000113 r6:ec079d8c r5:85833c00 r4:85833c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85833c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec079e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85833c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbbb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580b78c r4:8580b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8580b78c r4:84978480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85833c00 r8:849784ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978480 r8:80287e08 r7:ec071e60 r6:84978500 r5:85833c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec079fb0 to 0xec079ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84972580 INFO: task kworker/1:948:5891 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d510a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:949:5893 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:949 state:D stack:0 pid:5893 tgid:5893 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec885d84 r8:00000002 r7:60000113 r6:ec885d8c r5:85834800 r4:85834800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85834800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec885e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972c00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85834800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebca7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580bb8c r4:8580b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8580bb8c r4:84978580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85834800 r8:849785ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978580 r8:80287e08 r7:ec071e60 r6:84978600 r5:85834800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec885fb0 to 0xec885ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84972a80 INFO: task kworker/1:949:5893 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d510a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:950:5894 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:950 state:D stack:0 pid:5894 tgid:5894 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec889d84 r8:00000002 r7:60000113 r6:ec889d8c r5:85835400 r4:85835400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85835400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec889e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85835400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcb9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580bf8c r4:8580bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8580bf8c r4:84978680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85835400 r8:849786ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978680 r8:80287e08 r7:ec071e60 r6:84978700 r5:85835400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec889fb0 to 0xec889ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84972bc0 INFO: task kworker/1:950:5894 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d544d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:951:5896 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:951 state:D stack:0 pid:5896 tgid:5896 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec88dd84 r8:00000002 r7:60000113 r6:ec88dd8c r5:85836c00 r4:85836c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85836c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec88de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849eb440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85836c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594438c r4:85944000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594438c r4:84978780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85836c00 r8:849787ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978780 r8:80287e08 r7:ec071e60 r6:84978800 r5:85836c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec88dfb0 to 0xec88dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84972bc0 INFO: task kworker/1:951:5896 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d570d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:427:5898 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:427 state:D stack:0 pid:5898 tgid:5898 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec891d84 r8:00000002 r7:60000113 r6:ec891d8c r5:85838c00 r4:85838c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85838c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec891e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84997680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85838c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebdf1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b578c r4:858b5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b578c r4:849ed780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85838c00 r8:849ed7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:849ed780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ed780 r8:80287e08 r7:ebce5e60 r6:84978880 r5:85838c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec891fb0 to 0xec891ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849973c0 INFO: task kworker/0:427:5898 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d5a16000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:952:5901 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:952 state:D stack:0 pid:5901 tgid:5901 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec899d84 r8:00000002 r7:60000013 r6:ec899d8c r5:85839800 r4:85839800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85839800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593f0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85839800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd3f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594478c r4:85944400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594478c r4:84978900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85839800 r8:8497892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978900 r8:80287e08 r7:ec071e60 r6:84978980 r5:85839800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec899fb0 to 0xec899ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593f100 INFO: task kworker/1:952:5901 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d5a16000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:953:5903 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:953 state:D stack:0 pid:5903 tgid:5903 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec89dd84 r8:00000002 r7:60000113 r6:ec89dd8c r5:8583b000 r4:8583b000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8583b000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec89de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593f680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8583b000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebea5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85945f8c r4:85945c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85945f8c r4:84978a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8583b000 r8:84978a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978a00 r8:80287e08 r7:ec071e60 r6:84978a80 r5:8583b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec89dfb0 to 0xec89dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593f280 INFO: task kworker/1:953:5903 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d5f6e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:428:5905 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:428 state:D stack:0 pid:5905 tgid:5905 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8a1d84 r8:00000002 r7:60000113 r6:ec8a1d8c r5:8583a400 r4:8583a400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8583a400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a1e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a3e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8583a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebff9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b638c r4:858b6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b638c r4:849ed800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8583a400 r8:849ed82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:849ed800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ed800 r8:80287e08 r7:ebce5e60 r6:84978b00 r5:8583a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8a1fb0 to 0xec8a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84997500 INFO: task kworker/0:428:5905 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d6310000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:954:5906 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:954 state:D stack:0 pid:5906 tgid:5906 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8a9d84 r8:00000002 r7:60000013 r6:ec8a9d8c r5:8583c800 r4:8583c800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8583c800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a9e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593f6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8583c800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe0d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85944f8c r4:85944c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85944f8c r4:84978b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8583c800 r8:84978bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978b80 r8:80287e08 r7:ec89de60 r6:84978c00 r5:8583c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8a9fb0 to 0xec8a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593f540 INFO: task kworker/1:954:5906 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d687f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:955:5908 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:955 state:D stack:0 pid:5908 tgid:5908 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8add84 r8:00000002 r7:60000113 r6:ec8add8c r5:85838000 r4:85838000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85838000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ade08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593f880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85838000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe2d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b5b8c r4:858b5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858b5b8c r4:84978c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85838000 r8:84978cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978c80 r8:80287e08 r7:ec89de60 r6:84978d00 r5:85838000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8adfb0 to 0xec8adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593f540 INFO: task kworker/1:955:5908 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d69b0000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:956:5911 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:956 state:D stack:0 pid:5911 tgid:5911 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8a5d84 r8:00000002 r7:60000013 r6:ec8a5d8c r5:8583d400 r4:8583d400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8583d400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593fac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8583d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe4d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594538c r4:85945000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594538c r4:84978d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8583d400 r8:84978dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978d80 r8:80287e08 r7:ec89de60 r6:84978e00 r5:8583d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8a5fb0 to 0xec8a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593f940 INFO: task kworker/1:956:5911 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d6fbb000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:957:5913 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:957 state:D stack:0 pid:5913 tgid:5913 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec895d84 r8:00000002 r7:60000113 r6:ec895d8c r5:8583e000 r4:8583e000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8583e000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec895e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593f940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8583e000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594578c r4:85945400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594578c r4:84978e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8583e000 r8:84978eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978e80 r8:80287e08 r7:ec89de60 r6:84978f00 r5:8583e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec895fb0 to 0xec895ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593fb00 INFO: task kworker/1:957:5913 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d6fbb000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:958:5915 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:958 state:D stack:0 pid:5915 tgid:5915 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8bdd84 r8:00000002 r7:60000013 r6:ec8bdd8c r5:858fb000 r4:858fb000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858fb000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8bde08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593fd80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe8f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85945b8c r4:85945800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85945b8c r4:84978f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858fb000 r8:84978fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84978f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84978f80 r8:80287e08 r7:ec89de60 r6:849ed880 r5:858fb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8bdfb0 to 0xec8bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593fb00 INFO: task kworker/1:958:5915 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d722e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:959:5916 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:959 state:D stack:0 pid:5916 tgid:5916 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8c1d84 r8:00000002 r7:60000113 r6:ec8c1d8c r5:858f8c00 r4:858f8c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858f8c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c1e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972cc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebec1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594638c r4:85946000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594638c r4:8497c000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858f8c00 r8:8497c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c000 r8:80287e08 r7:ec89de60 r6:849ed900 r5:858f8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8c1fb0 to 0xec8c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593fe40 INFO: task kworker/1:959:5916 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d722e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:960:5919 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:960 state:D stack:0 pid:5919 tgid:5919 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8c9d84 r8:00000002 r7:60000013 r6:ec8c9d8c r5:858fd400 r4:858fd400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858fd400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c9e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497d680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebf53000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594778c r4:85947400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594778c r4:8497c080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858fd400 r8:8497c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c080 r8:80287e08 r7:ec8c1e60 r6:849ed980 r5:858fd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8c9fb0 to 0xec8c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593ff40 INFO: task kworker/1:960:5919 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d7cae000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:961:5920 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:961 state:D stack:0 pid:5920 tgid:5920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8cdd84 r8:00000002 r7:60000113 r6:ec8cdd8c r5:858fe000 r4:858fe000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858fe000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8cde08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497d040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebeff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594678c r4:85946400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594678c r4:8497c100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858fe000 r8:8497c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c100 r8:80287e08 r7:ec8c9e60 r6:849eda00 r5:858fe000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8cdfb0 to 0xec8cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8593ff80 INFO: task kworker/1:961:5920 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d8038000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:962:5922 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:962 state:D stack:0 pid:5922 tgid:5922 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8d5d84 r8:00000002 r7:60000113 r6:ec8d5d8c r5:858fc800 r4:858fc800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858fc800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497d280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebf13000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85946b8c r4:85946800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85946b8c r4:8497c180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858fc800 r8:8497c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c180 r8:80287e08 r7:ec8c9e60 r6:849eda80 r5:858fc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8d5fb0 to 0xec8d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8497d1c0 INFO: task kworker/1:962:5922 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d82c0000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:963:5924 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:963 state:D stack:0 pid:5924 tgid:5924 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8ddd84 r8:00000002 r7:60000013 r6:ec8ddd8c r5:858fec00 r4:858fec00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858fec00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8dde08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497d400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebf2b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85946f8c r4:85946c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85946f8c r4:8497c200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858fec00 r8:8497c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c200 r8:80287e08 r7:ec8c9e60 r6:849edb00 r5:858fec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8ddfb0 to 0xec8ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8497d100 INFO: task kworker/1:963:5924 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d8349000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:964:5926 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:964 state:D stack:0 pid:5926 tgid:5926 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8b5d84 r8:00000002 r7:60000113 r6:ec8b5d8c r5:8583ec00 r4:8583ec00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8583ec00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497d540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8583ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebf3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594738c r4:85947000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594738c r4:8497c280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8583ec00 r8:8497c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c280 r8:80287e08 r7:ec8c9e60 r6:8497c300 r5:8583ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8b5fb0 to 0xec8b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8497d200 INFO: task kworker/1:964:5926 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d87c5000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:965:5929 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:965 state:D stack:0 pid:5929 tgid:5929 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8e5d84 r8:00000002 r7:60000013 r6:ec8e5d8c r5:85836000 r4:85836000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85836000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497d880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85836000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebf69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85947b8c r4:85947800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85947b8c r4:8497c380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85836000 r8:8497c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c380 r8:80287e08 r7:ec8c9e60 r6:8497c400 r5:85836000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8e5fb0 to 0xec8e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8497d3c0 INFO: task kworker/1:965:5929 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d8c66000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:966:5930 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:966 state:D stack:0 pid:5930 tgid:5930 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec05dd84 r8:00000002 r7:60000013 r6:ec05dd8c r5:85980c00 r4:85980c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85980c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec05de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497da00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85980c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df83b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85947f8c r4:85947c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85947f8c r4:8497c480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85980c00 r8:8497c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c480 r8:80287e08 r7:ec8e5e60 r6:8497c500 r5:85980c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec05dfb0 to 0xec05dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8497d580 INFO: task kworker/1:966:5930 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d8f64000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:967:5933 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:967 state:D stack:0 pid:5933 tgid:5933 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebfc5d84 r8:00000002 r7:60000113 r6:ebfc5d8c r5:858fa400 r4:858fa400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858fa400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfc5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497db80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa9b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594838c r4:85948000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594838c r4:8497c580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858fa400 r8:8497c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c580 r8:80287e08 r7:ec05de60 r6:849edb80 r5:858fa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebfc5fb0 to 0xebfc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8497d580 INFO: task kworker/1:967:5933 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d90cb000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:968:5934 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:968 state:D stack:0 pid:5934 tgid:5934 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8e9d84 r8:00000002 r7:60000113 r6:ec8e9d8c r5:858f9800 r4:858f9800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858f9800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e9e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497dc40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf01000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594878c r4:85948400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594878c r4:8497c600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858f9800 r8:8497c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c600 r8:80287e08 r7:ebfc5e60 r6:849edc00 r5:858f9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8e9fb0 to 0xec8e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8497d780 INFO: task kworker/1:968:5934 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d9345000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:969:5937 blocked for more than 476 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:969 state:D stack:0 pid:5937 tgid:5937 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8f5d84 r8:00000002 r7:60000013 r6:ec8f5d8c r5:84b00c00 r4:84b00c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b00c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497ddc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb213000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85948b8c r4:85948800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85948b8c r4:8497c680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b00c00 r8:8497c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c680 r8:80287e08 r7:ec8e9e60 r6:849edc80 r5:84b00c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8f5fb0 to 0xec8f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8497dac0 INFO: task kworker/1:969:5937 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d955b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:970:5939 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/1:970 state:D stack:0 pid:5939 tgid:5939 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8fdd84 r8:00000002 r7:60000113 r6:ec8fdd8c r5:84b02400 r4:84b02400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b02400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497dbc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b02400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85948f8c r4:85948c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85948f8c r4:8497c700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b02400 r8:8497c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c700 r8:80287e08 r7:ec8f5e60 r6:849edd00 r5:84b02400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8fdfb0 to 0xec8fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8497dbc0 INFO: task kworker/1:970:5939 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d9678000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:971:5940 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/1:971 state:D stack:0 pid:5940 tgid:5940 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec901d84 r8:00000002 r7:60000113 r6:ec901d8c r5:84b03000 r4:84b03000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b03000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b03000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb68d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85949b8c r4:85949800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85949b8c r4:8497c780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b03000 r8:8497c7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c780 r8:80287e08 r7:ec8fde60 r6:849edd80 r5:84b03000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec901fb0 to 0xec901ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8497dbc0 INFO: task kworker/1:971:5940 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d9937000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:972:5942 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/1:972 state:D stack:0 pid:5942 tgid:5942 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec909d84 r8:00000002 r7:60000113 r6:ec909d8c r5:84b01800 r4:84b01800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b01800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec909e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84997c80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b01800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb453000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594938c r4:85949000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594938c r4:8497c800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b01800 r8:8497c82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c800 r8:80287e08 r7:ec901e60 r6:849ede00 r5:84b01800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec909fb0 to 0xec909ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8497dd80 INFO: task kworker/1:972:5942 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d9b64000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:973:5944 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:973 state:D stack:0 pid:5944 tgid:5944 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec911d84 r8:00000002 r7:60000113 r6:ec911d8c r5:84b00000 r4:84b00000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b00000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec911e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593fe40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b00000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5ef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594978c r4:85949400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594978c r4:8497c880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b00000 r8:8497c8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c880 r8:80287e08 r7:ec901e60 r6:849ede80 r5:84b00000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec911fb0 to 0xec911ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84997a00 INFO: task kworker/1:973:5944 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d9d57000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:974:5947 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/1:974 state:D stack:0 pid:5947 tgid:5947 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec90dd84 r8:00000002 r7:60000113 r6:ec90dd8c r5:85982400 r4:85982400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85982400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85982400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6ed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85949f8c r4:85949c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85949f8c r4:8497c900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85982400 r8:8497c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497c900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497c900 r8:80287e08 r7:ec901e60 r6:8497c980 r5:85982400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec90dfb0 to 0xec90dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a4100 INFO: task kworker/1:974:5947 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: d9f9a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:975:5949 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/1:975 state:D stack:0 pid:5949 tgid:5949 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8e1d84 r8:00000002 r7:60000113 r6:ec8e1d8c r5:85983c00 r4:85983c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85983c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e1e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85983c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594a38c r4:8594a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594a38c r4:8497ca00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85983c00 r8:8497ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497ca00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497ca00 r8:80287e08 r7:ec90de60 r6:8497ca80 r5:85983c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8e1fb0 to 0xec8e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a4200 INFO: task kworker/1:975:5949 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: da2c4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:976:5951 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/1:976 state:D stack:0 pid:5951 tgid:5951 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec919d84 r8:00000002 r7:60000013 r6:ec919d8c r5:85983000 r4:85983000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85983000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec919e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85983000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb837000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594a78c r4:8594a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594a78c r4:8497cb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85983000 r8:8497cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497cb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497cb00 r8:80287e08 r7:ec8e1e60 r6:8497cb80 r5:85983000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec919fb0 to 0xec919ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a40c0 INFO: task kworker/1:976:5951 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: da4be000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:977:5952 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/1:977 state:D stack:0 pid:5952 tgid:5952 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec91dd84 r8:00000002 r7:60000113 r6:ec91dd8c r5:84b03c00 r4:84b03c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b03c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b03c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba4d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594af8c r4:8594ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594af8c r4:8497cc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b03c00 r8:8497cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497cc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497cc00 r8:80287e08 r7:ec919e60 r6:849edf00 r5:84b03c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec91dfb0 to 0xec91dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a40c0 INFO: task kworker/1:977:5952 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: da784000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:978:5955 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/1:978 state:D stack:0 pid:5955 tgid:5955 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec929d84 r8:00000002 r7:60000013 r6:ec929d8c r5:84b06c00 r4:84b06c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b06c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec929e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b06c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba05000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594ab8c r4:8594a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594ab8c r4:8497cc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b06c00 r8:8497ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497cc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497cc80 r8:80287e08 r7:ec91de60 r6:849edf80 r5:84b06c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec929fb0 to 0xec929ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a4680 INFO: task kworker/1:978:5955 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: daa64000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:979:5956 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/1:979 state:D stack:0 pid:5956 tgid:5956 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec925d84 r8:00000002 r7:60000013 r6:ec925d8c r5:85985400 r4:85985400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85985400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85985400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba83000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594b38c r4:8594b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594b38c r4:8497cd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85985400 r8:8497cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497cd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497cd00 r8:80287e08 r7:ec91de60 r6:8497cd80 r5:85985400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec925fb0 to 0xec925ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a4780 INFO: task kworker/1:979:5956 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dad0a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:980:5958 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:980 state:D stack:0 pid:5958 tgid:5958 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8edd84 r8:00000002 r7:60000113 r6:ec8edd8c r5:85986000 r4:85986000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85986000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ede08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85986000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc53000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594bb8c r4:8594b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594bb8c r4:8497ce00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85986000 r8:8497ce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497ce00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497ce00 r8:80287e08 r7:ec925e60 r6:8497ce80 r5:85986000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8edfb0 to 0xec8edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a49c0 INFO: task kworker/1:980:5958 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dafd8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:981:5961 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/1:981 state:D stack:0 pid:5961 tgid:5961 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec931d84 r8:00000002 r7:60000013 r6:ec931d8c r5:85980000 r4:85980000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85980000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec931e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85980000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbc1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594b78c r4:8594b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594b78c r4:8497cf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85980000 r8:8497cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8497cf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8497cf00 r8:80287e08 r7:ec8ede60 r6:8497cf80 r5:85980000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec931fb0 to 0xec931ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a4bc0 INFO: task kworker/1:981:5961 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: db3e8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:982:5964 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/1:982 state:D stack:0 pid:5964 tgid:5964 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec92dd84 r8:00000002 r7:60000113 r6:ec92dd8c r5:85981800 r4:85981800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85981800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec92de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497dec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85981800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc6d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8594bf8c r4:8594bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8594bf8c r4:84aa1000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85981800 r8:84aa102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1000 r8:80287e08 r7:ec8ede60 r6:84aa1080 r5:85981800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec92dfb0 to 0xec92dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a4dc0 INFO: task kworker/1:982:5964 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: db6ac000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:983:5966 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/1:983 state:D stack:0 pid:5966 tgid:5966 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec935d84 r8:00000002 r7:60000113 r6:ec935d8c r5:85984800 r4:85984800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85984800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec935e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84997a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85984800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595038c r4:85950000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595038c r4:84aa1100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85984800 r8:84aa112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1100 r8:80287e08 r7:ec92de60 r6:84aa1180 r5:85984800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec935fb0 to 0xec935ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8497dfc0 INFO: task kworker/1:983:5966 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: db6ac000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:984:5968 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/1:984 state:D stack:0 pid:5968 tgid:5968 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec939d84 r8:00000002 r7:60000113 r6:ec939d8c r5:85986c00 r4:85986c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85986c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec939e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85986c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebde3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595078c r4:85950400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595078c r4:84aa1200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85986c00 r8:84aa122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1200 r8:80287e08 r7:ec935e60 r6:84aa1280 r5:85986c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec939fb0 to 0xec939ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849971c0 INFO: task kworker/1:984:5968 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dbacd000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:985:5970 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/1:985 state:D stack:0 pid:5970 tgid:5970 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec93dd84 r8:00000002 r7:60000113 r6:ec93dd8c r5:8583bc00 r4:8583bc00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8583bc00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec93de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8583bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe2f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85950b8c r4:85950800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85950b8c r4:84aa1300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8583bc00 r8:84aa132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1300 r8:80287e08 r7:ec939e60 r6:84aa1380 r5:8583bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec93dfb0 to 0xec93dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84223080 INFO: task kworker/1:985:5970 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dbc20000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:986:5972 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/1:986 state:D stack:0 pid:5972 tgid:5972 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec941d84 r8:00000002 r7:60000113 r6:ec941d8c r5:85840000 r4:85840000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85840000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85840000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe8b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85950f8c r4:85950c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85950f8c r4:84aa1400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85840000 r8:84aa142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1400 r8:80287e08 r7:ec93de60 r6:84aa1480 r5:85840000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec941fb0 to 0xec941ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84223180 INFO: task kworker/1:986:5972 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dbd13000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:987:5973 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/1:987 state:D stack:0 pid:5973 tgid:5973 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec921d84 r8:00000002 r7:60000113 r6:ec921d8c r5:85840c00 r4:85840c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85840c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec921e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85840c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebef7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595138c r4:85951000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595138c r4:84aa1500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85840c00 r8:84aa152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1500 r8:80287e08 r7:ec941e60 r6:84aa1580 r5:85840c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec921fb0 to 0xec921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84223180 INFO: task kworker/1:987:5973 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dbef0000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:988:5976 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/1:988 state:D stack:0 pid:5976 tgid:5976 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec945d84 r8:00000002 r7:60000113 r6:ec945d8c r5:85841800 r4:85841800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85841800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec945e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842237c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85841800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebfa9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595178c r4:85951400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595178c r4:84aa1600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85841800 r8:84aa162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1600 r8:80287e08 r7:ec921e60 r6:84aa1680 r5:85841800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec945fb0 to 0xec945ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84223400 INFO: task kworker/1:988:5976 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dc1c4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:989:5979 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/1:989 state:D stack:0 pid:5979 tgid:5979 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec94dd84 r8:00000002 r7:60000113 r6:ec94dd8c r5:85842400 r4:85842400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85842400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec94de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842238c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85842400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebfc9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85951b8c r4:85951800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85951b8c r4:84aa1700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85842400 r8:84aa172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1700 r8:80287e08 r7:ec945e60 r6:84aa1780 r5:85842400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec94dfb0 to 0xec94dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84223640 INFO: task kworker/1:989:5979 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dc461000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:990:5980 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/1:990 state:D stack:0 pid:5980 tgid:5980 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec951d84 r8:00000002 r7:60000113 r6:ec951d8c r5:85843000 r4:85843000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85843000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec951e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85843000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebfe1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85951f8c r4:85951c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85951f8c r4:84aa1800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85843000 r8:84aa182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1800 r8:80287e08 r7:ec94de60 r6:84aa1880 r5:85843000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec951fb0 to 0xec951ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84223640 INFO: task kworker/1:990:5980 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dc705000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:991:5981 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/1:991 state:D stack:0 pid:5981 tgid:5981 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec949d84 r8:00000002 r7:60000013 r6:ec949d8c r5:85844800 r4:85844800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85844800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec949e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223f40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85844800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec881000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595278c r4:85952400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595278c r4:84aa1900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85844800 r8:84aa192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1900 r8:80287e08 r7:ec951e60 r6:84aa1980 r5:85844800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec949fb0 to 0xec949ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84223640 INFO: task kworker/1:991:5981 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dcfe0000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:429:5984 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/0:429 state:D stack:0 pid:5984 tgid:5984 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec955d84 r8:00000002 r7:60000113 r6:ec955d8c r5:84b05400 r4:84b05400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b05400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a3800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b05400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec02d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b678c r4:858b6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b678c r4:8479b000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b05400 r8:8479b02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8479b000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b000 r8:80287e08 r7:ebce5e60 r6:8479b080 r5:84b05400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec955fb0 to 0xec955ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a3e80 INFO: task kworker/0:429:5984 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dcfe0000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:992:5985 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/1:992 state:D stack:0 pid:5985 tgid:5985 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec95dd84 r8:00000002 r7:60000013 r6:ec95dd8c r5:84b06000 r4:84b06000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b06000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec95de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b06000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec009000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595238c r4:85952000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595238c r4:84aa1a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b06000 r8:84aa1a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1a00 r8:80287e08 r7:ec949e60 r6:8479b100 r5:84b06000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec95dfb0 to 0xec95dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84223900 INFO: task kworker/1:992:5985 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dd3fe000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:430:5988 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/0:430 state:D stack:0 pid:5988 tgid:5988 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec959d84 r8:00000002 r7:60000113 r6:ec959d8c r5:84b04800 r4:84b04800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b04800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec959e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e2200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b04800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec98d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b6b8c r4:858b6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b6b8c r4:8479b180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b04800 r8:8479b1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8479b180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b180 r8:80287e08 r7:ebce5e60 r6:8479b200 r5:84b04800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec959fb0 to 0xec959ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a3c80 INFO: task kworker/0:430:5988 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dd86b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:993:5990 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/1:993 state:D stack:0 pid:5990 tgid:5990 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec96dd84 r8:00000002 r7:60000013 r6:ec96dd8c r5:858fbc00 r4:858fbc00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858fbc00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec96de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:858fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec969000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85952b8c r4:85952800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85952b8c r4:84aa1a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858fbc00 r8:84aa1aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1a80 r8:80287e08 r7:ec949e60 r6:8479b280 r5:858fbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec96dfb0 to 0xec96dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84223d00 INFO: task kworker/1:993:5990 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: de206000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:994:5992 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/1:994 state:D stack:0 pid:5992 tgid:5992 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec985d84 r8:00000002 r7:60000013 r6:ec985d8c r5:850e0000 r4:850e0000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e0000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec985e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4: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) r5:85952f8c r4:85952c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85952f8c r4:84aa1b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e0000 r8:84aa1b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1b00 r8:80287e08 r7:ec96de60 r6:8479b300 r5:850e0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec985fb0 to 0xec985ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84223f00 INFO: task kworker/1:994:5992 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: de3c6000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:995:5994 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/1:995 state:D stack:0 pid:5994 tgid:5994 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec995d84 r8:00000002 r7:60000113 r6:ec995d8c r5:850e0c00 r4:850e0c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e0c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec995e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0541000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595378c r4:85953400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595378c r4:84aa1b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e0c00 r8:84aa1bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1b80 r8:80287e08 r7:ec985e60 r6:8479b380 r5:850e0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec995fb0 to 0xec995ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847bc000 INFO: task kworker/1:995:5994 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: de76e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:996:5995 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/1:996 state:D stack:0 pid:5995 tgid:5995 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec999d84 r8:00000002 r7:60000013 r6:ec999d8c r5:850e1800 r4:850e1800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e1800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec999e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df91f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595338c r4:85953000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595338c r4:84aa1c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e1800 r8:84aa1c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1c00 r8:80287e08 r7:ec995e60 r6:8479b400 r5:850e1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec999fb0 to 0xec999ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847bc000 INFO: task kworker/1:996:5995 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: deab4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:431:5997 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/0:431 state:D stack:0 pid:5997 tgid:5997 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec961d84 r8:00000002 r7:60000113 r6:ec961d8c r5:850e2400 r4:850e2400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e2400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec961e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e2c40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b738c r4:858b7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b738c r4:8479b480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e2400 r8:8479b4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8479b480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b480 r8:80287e08 r7:ebce5e60 r6:8479b500 r5:850e2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec961fb0 to 0xec961ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:846e2080 INFO: task kworker/0:431:5997 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: deefb000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:997:6000 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/1:997 state:D stack:0 pid:6000 tgid:6000 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9b5d84 r8:00000002 r7:60000113 r6:ec9b5d8c r5:850e4800 r4:850e4800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e4800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacc9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85953b8c r4:85953800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85953b8c r4:84aa1c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e4800 r8:84aa1cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1c80 r8:80287e08 r7:ec995e60 r6:8479b580 r5:850e4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9b5fb0 to 0xec9b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847bc340 INFO: task kworker/1:997:6000 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: df41f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:998:6002 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/1:998 state:D stack:0 pid:6002 tgid:6002 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9d9d84 r8:00000002 r7:60000113 r6:ec9d9d8c r5:850e5400 r4:850e5400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e5400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d9e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb367000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595c38c r4:8595c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595c38c r4:84aa1d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e5400 r8:84aa1d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1d00 r8:80287e08 r7:ec9b5e60 r6:8479b600 r5:850e5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9d9fb0 to 0xec9d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847bc5c0 INFO: task kworker/1:998:6002 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: df857000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:999:6003 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/1:999 state:D stack:0 pid:6003 tgid:6003 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9ddd84 r8:00000002 r7:60000113 r6:ec9ddd8c r5:850e3c00 r4:850e3c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e3c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9dde08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc7c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85953f8c r4:85953c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85953f8c r4:84aa1d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e3c00 r8:84aa1dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1d80 r8:80287e08 r7:ec9d9e60 r6:8479b680 r5:850e3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9ddfb0 to 0xec9ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847bc5c0 INFO: task kworker/1:999:6003 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dfd6f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1000:6005 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/1:1000 state:D stack:0 pid:6005 tgid:6005 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9e5d84 r8:00000002 r7:600f0113 r6:ec9e5d8c r5:850e3000 r4:850e3000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e3000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bcfc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb987000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595cf8c r4:8595cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595cf8c r4:84aa1e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e3000 r8:84aa1e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1e00 r8:80287e08 r7:ec9d9e60 r6:8479b700 r5:850e3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9e5fb0 to 0xec9e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847bc4c0 INFO: task kworker/1:1000:6005 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: dff38000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1001:6007 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/1:1001 state:D stack:0 pid:6007 tgid:6007 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9edd84 r8:00000002 r7:60000013 r6:ec9edd8c r5:850e6000 r4:850e6000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e6000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ede08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb517000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595c78c r4:8595c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595c78c r4:84aa1e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e6000 r8:84aa1eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1e80 r8:80287e08 r7:ec9e5e60 r6:8479b780 r5:850e6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9edfb0 to 0xec9edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847bc780 INFO: task kworker/1:1001:6007 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: e0265000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1002:6010 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/1:1002 state:D stack:0 pid:6010 tgid:6010 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9a9d84 r8:00000002 r7:60000013 r6:ec9a9d8c r5:85846c00 r4:85846c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85846c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a9e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bcec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85846c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb947000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595cb8c r4:8595c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595cb8c r4:84aa1f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85846c00 r8:84aa1f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aa1f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aa1f00 r8:80287e08 r7:ec9e5e60 r6:84aa1f80 r5:85846c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9a9fb0 to 0xec9a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847bca40 INFO: task kworker/1:1002:6010 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: e0387000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:432:6012 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/0:432 state:D stack:0 pid:6012 tgid:6012 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9a5d84 r8:00000002 r7:60000113 r6:ec9a5d8c r5:850e6c00 r4:850e6c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e6c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845e8280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcaf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b6af8c r4:84b6ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b6af8c r4:8479b800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850e6c00 r8:8479b82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8479b800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b800 r8:80287e08 r7:ebce5e60 r6:8479b880 r5:850e6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9a5fb0 to 0xec9a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:846e2ac0 INFO: task kworker/0:432:6012 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: e0690000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:433:6013 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/0:433 state:D stack:0 pid:6013 tgid:6013 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9e9d84 r8:00000002 r7:60000113 r6:ec9e9d8c r5:84b18000 r4:84b18000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b18000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e9e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e2f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b18000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b7b8c r4:858b7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b7b8c r4:8479b900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b18000 r8:8479b92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8479b900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479b900 r8:80287e08 r7:ec9a5e60 r6:8479b980 r5:84b18000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9e9fb0 to 0xec9e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:846e2ac0 INFO: task kworker/0:433:6013 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: e0b39000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:434:6016 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/0:434 state:D stack:0 pid:6016 tgid:6016 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9f5d84 r8:00000002 r7:60000113 r6:ec9f5d8c r5:84b18c00 r4:84b18c00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b18c00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f5e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e2440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b18c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b7f8c r4:858b7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858b7f8c r4:8479ba00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b18c00 r8:8479ba2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8479ba00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479ba00 r8:80287e08 r7:ec9a5e60 r6:8479ba80 r5:84b18c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9f5fb0 to 0xec9f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:846e2e00 INFO: task kworker/0:434:6016 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: e0d83000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1003:6019 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/1:1003 state:D stack:0 pid:6019 tgid:6019 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9fdd84 r8:00000002 r7:60000013 r6:ec9fdd8c r5:84b19800 r4:84b19800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b19800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bca80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b19800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9ab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595d38c r4:8595d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595d38c r4:846ee000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b19800 r8:846ee02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:846ee000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:846ee000 r8:80287e08 r7:ec9e5e60 r6:8479bb00 r5:84b19800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9fdfb0 to 0xec9fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847bc9c0 INFO: task kworker/1:1003:6019 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: e0f7f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1004:6021 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/1:1004 state:D stack:0 pid:6021 tgid:6021 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca01d84 r8:00000002 r7:60000113 r6:eca01d8c r5:85846000 r4:85846000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85846000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca01e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b837c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85846000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd27000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595df8c r4:8595dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595df8c r4:846ee080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85846000 r8:846ee0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:846ee080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:846ee080 r8:80287e08 r7:ec9fde60 r6:846ee100 r5:85846000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca01fb0 to 0xeca01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847bcf80 INFO: task kworker/1:1004:6021 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: e10a3000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:435:6023 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/0:435 state:D stack:0 pid:6023 tgid:6023 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca09d84 r8:00000002 r7:60000113 r6:eca09d8c r5:85845400 r4:85845400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85845400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca09e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e2280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85845400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebba3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595db8c r4:8595d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8595db8c r4:8479bb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85845400 r8:8479bbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8479bb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479bb80 r8:80287e08 r7:ec9a5e60 r6:846ee180 r5:85845400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca09fb0 to 0xeca09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:846e2840 INFO: task kworker/0:435:6023 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: e1618000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1005:6024 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/1:1005 state:D stack:0 pid:6024 tgid:6024 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9f9d84 r8:00000002 r7:60000013 r6:ec9f9d8c r5:84b1a400 r4:84b1a400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b1a400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f9e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b83100 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b1a400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb7d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595d78c r4:8595d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595d78c r4:846ee200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b1a400 r8:846ee22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:846ee200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:846ee200 r8:80287e08 r7:eca01e60 r6:8479bc00 r5:84b1a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9f9fb0 to 0xec9f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83b83180 INFO: task kworker/1:1005:6024 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: e1912000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1006:6026 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/1:1006 state:D stack:0 pid:6026 tgid:6026 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca05d84 r8:00000002 r7:60000113 r6:eca05d8c r5:84b1b000 r4:84b1b000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b1b000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca05e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b83b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b1b000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595eb8c r4:8595e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8595eb8c r4:846ee280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b1b000 r8:846ee2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:846ee280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:846ee280 r8:80287e08 r7:eca01e60 r6:8479bc80 r5:84b1b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca05fb0 to 0xeca05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83b83280 INFO: task kworker/1:1006:6026 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: e1912000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:436:6028 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/0:436 state:D stack:0 pid:6028 tgid:6028 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:84b1bc00 r4:84b1bc00 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b1bc00 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845e80c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b1bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbcf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b6b38c r4:84b6b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b6b38c r4:8479bd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b1bc00 r8:8479bd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8479bd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479bd00 r8:80287e08 r7:ec9a5e60 r6:8479bd80 r5:84b1bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca11fb0 to 0xeca11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:846e2180 INFO: task kworker/0:436:6028 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: e1c42000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:437:6030 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/0:437 state:D stack:0 pid:6030 tgid:6030 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca0dd84 r8:00000002 r7:60000113 r6:eca0dd8c r5:84b1c800 r4:84b1c800 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b1c800 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca0de08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84537d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b1c800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8597d38c r4:8597d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8597d38c r4:8479be00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b1c800 r8:8479be2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8479be00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479be00 r8:80287e08 r7:ec9a5e60 r6:8479be80 r5:84b1c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca0dfb0 to 0xeca0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845e8100 INFO: task kworker/0:437:6030 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: e219f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:438:6032 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/0:438 state:D stack:0 pid:6032 tgid:6032 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca15d84 r8:00000002 r7:60000113 r6:eca15d8c r5:84b1d400 r4:84b1d400 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b1d400 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca15e08 r4:00000000 [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845e8480 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b1d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd09000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b6ab8c r4:84b6a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b6ab8c r4:8479bf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b1d400 r8:8479bf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8479bf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8479bf00 r8:80287e08 r7:eca0de60 r6:8479bf80 r5:84b1d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca15fb0 to 0xeca15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845e8100 INFO: task kworker/0:438:6032 is blocked on a mutex likely owned by task kworker/1:426:4465. task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 r4:00000000 [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xeaf29d28 to 0xeaf29d70) 9d20: e24e3000 ed8b5000 00000001 80239b98 7f3cf000 00000001 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 9d60: 80230ad0 80239bb0 80070113 ffffffff r5:80070113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 r4:eaf29dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852bd78c r4:852bd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8530ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf29fb0 to 0xeaf29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852cfa40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:439:6034 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/0:439 state:D stack:0 pid:6034 tgid:6034 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a532e4>] (__schedule) from [<81a54268>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca19d84 r8:00000002 r7:60000113 r6:eca19d8c r5:84b1e000 r4:84b1e000 [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b1e000 r4:8291a680 [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746)