./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor981705325 <...> Warning: Permanently added '10.128.1.3' (ED25519) to the list of known hosts. execve("./syz-executor981705325", ["./syz-executor981705325"], 0x7ffdd391c500 /* 10 vars */) = 0 brk(NULL) = 0x555563ad5000 brk(0x555563ad5d40) = 0x555563ad5d40 arch_prctl(ARCH_SET_FS, 0x555563ad53c0) = 0 set_tid_address(0x555563ad5690) = 5067 set_robust_list(0x555563ad56a0, 24) = 0 rseq(0x555563ad5ce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor981705325", 4096) = 27 getrandom("\xac\x5d\x43\x14\xeb\xbf\xb4\xdc", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555563ad5d40 brk(0x555563af6d40) = 0x555563af6d40 brk(0x555563af7000) = 0x555563af7000 mprotect(0x7fcd0a7bd000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 futex(0x7fcd0a7c33ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7fcd0a761f20, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fcd0a7535a0}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fcd0a6d5000 mprotect(0x7fcd0a6d6000, 131072, PROT_READ|PROT_WRITE) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fcd0a6f5990, parent_tid=0x7fcd0a6f5990, exit_signal=0, stack=0x7fcd0a6d5000, stack_size=0x20300, tls=0x7fcd0a6f56c0}./strace-static-x86_64: Process 5068 attached => {parent_tid=[5068]}, 88) = 5068 [pid 5068] rseq(0x7fcd0a6f5fe0, 0x20, 0, 0x53053053) = 0 [pid 5068] set_robust_list(0x7fcd0a6f59a0, 24) = 0 [pid 5068] rt_sigprocmask(SIG_SETMASK, [], [pid 5067] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5068] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5067] futex(0x7fcd0a7c33e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 5067] <... futex resumed>) = 0 [pid 5068] <... socket resumed>) = 3 [pid 5067] futex(0x7fcd0a7c33ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] futex(0x7fcd0a7c33ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... futex resumed>) = 0 [pid 5068] futex(0x7fcd0a7c33e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5067] futex(0x7fcd0a7c33e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... futex resumed>) = 0 [pid 5067] <... futex resumed>) = 1 [pid 5068] bind(3, {sa_family=AF_INET6, sin6_port=htons(2), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::", &sin6_addr), sin6_scope_id=0}, 28 [pid 5067] futex(0x7fcd0a7c33ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... bind resumed>) = 0 [pid 5068] futex(0x7fcd0a7c33ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5067] <... futex resumed>) = 0 [pid 5067] futex(0x7fcd0a7c33e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... futex resumed>) = 1 [pid 5067] <... futex resumed>) = 0 [pid 5068] sendto(3, NULL, 30, MSG_OOB|MSG_PROBE|MSG_DONTWAIT|MSG_CONFIRM|MSG_NOSIGNAL|MSG_MORE|MSG_FASTOPEN|0x2000000, {sa_family=AF_INET6, sin6_port=htons(2), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 5067] futex(0x7fcd0a7c33ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... sendto resumed>) = -1 EINPROGRESS (Operation now in progress) [pid 5068] futex(0x7fcd0a7c33ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5068] futex(0x7fcd0a7c33e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5067] <... futex resumed>) = 0 [pid 5067] futex(0x7fcd0a7c33e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5067] futex(0x7fcd0a7c33ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... futex resumed>) = 0 [pid 5068] fcntl(3, F_SETOWN, -1) = 0 [pid 5068] futex(0x7fcd0a7c33ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5067] <... futex resumed>) = 0 [pid 5068] <... futex resumed>) = 1 [pid 5067] futex(0x7fcd0a7c33e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] sendto(3, "\x44\xf9\xb1\x08\xb1\xcd\xc8\x85\xc9\xc5\x33\xd2\x1f\x47\x4b\xec\x8b\xfe\xf1\xdf\x1e\x2d\xa7\x1e\x57\x8d\xc6\xb9\x1d\x09\xf7\xab\x15\x37\x85\x71\xd8\xe2\x75\x46\x09\x00\x11\x00\x6e\x75\x43\x69\x14\xab\x71\x75\x28\xee\x4b\x7a\x9b\xea\xf9\x08\xd1\x11\x37\xc1\x19\x03\x06\x4e\x83\xb4\x95\x1f\x4d\x43\x3a\x54\x04\x97\x0c\x85\xd9\x2d\x70\x83\xfd\x38\x84\x4c\xbb\x0c\x6c\x5e\xb5\x08\xdd\xc2\xdc\x7a\x59\x0a"..., 3503342252, MSG_OOB, NULL, 0 [pid 5067] <... futex resumed>) = 0 [pid 5067] futex(0x7fcd0a7c33ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5067] futex(0x7fcd0a7c33fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fcd0a6b4000 [pid 5067] mprotect(0x7fcd0a6b5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5067] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fcd0a6d4990, parent_tid=0x7fcd0a6d4990, exit_signal=0, stack=0x7fcd0a6b4000, stack_size=0x20300, tls=0x7fcd0a6d46c0}./strace-static-x86_64: Process 5069 attached => {parent_tid=[5069]}, 88) = 5069 [pid 5069] rseq(0x7fcd0a6d4fe0, 0x20, 0, 0x53053053 [pid 5067] rt_sigprocmask(SIG_SETMASK, [], [pid 5069] <... rseq resumed>) = 0 [pid 5067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5069] set_robust_list(0x7fcd0a6d49a0, 24 [pid 5067] futex(0x7fcd0a7c33f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5069] <... set_robust_list resumed>) = 0 [pid 5067] <... futex resumed>) = 0 [pid 5069] rt_sigprocmask(SIG_SETMASK, [], [pid 5067] futex(0x7fcd0a7c33fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5069] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5069] openat(AT_FDCWD, "/dev/input/event0", O_RDONLY) = 4 [pid 5069] futex(0x7fcd0a7c33fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5069] futex(0x7fcd0a7c33f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5067] <... futex resumed>) = 0 [pid 5067] futex(0x7fcd0a7c33f8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5069] <... futex resumed>) = 0 [pid 5069] ioctl(-1, EVIOCSFF, {type=0 /* FF_??? */, id=0, direction=0, ...} [pid 5067] futex(0x7fcd0a7c33fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5069] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5069] futex(0x7fcd0a7c33fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5067] <... futex resumed>) = 0 [pid 5069] <... futex resumed>) = 1 [pid 5067] futex(0x7fcd0a7c33f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5069] openat(AT_FDCWD, "/dev/input/event0", O_WRONLY|O_NOCTTY|O_TRUNC|O_NONBLOCK|O_NOFOLLOW|FASYNC|0x800000 [pid 5067] <... futex resumed>) = 0 [pid 5067] futex(0x7fcd0a7c33fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5069] <... openat resumed>) = 5 [pid 5069] futex(0x7fcd0a7c33fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5069] futex(0x7fcd0a7c33f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5067] <... futex resumed>) = 0 [pid 5067] futex(0x7fcd0a7c33f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5069] <... futex resumed>) = 0 [pid 5067] <... futex resumed>) = 1 [pid 5069] ioctl(4, FIOASYNC, [4] [pid 5067] futex(0x7fcd0a7c33fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5069] <... ioctl resumed>) = 0 [pid 5069] futex(0x7fcd0a7c33fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5067] <... futex resumed>) = 0 [pid 5069] <... futex resumed>) = 1 [pid 5067] futex(0x7fcd0a7c33f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5069] write(5, "\xe2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x2f\x64\x65\x76\x2f\x69\x6e\x70\x75\x74\x2f\x65\x76\x65\x6e\x74\x23\x00\xf1\xdf\x1e\x2d\xa7\x1e\x57\x8d\xc6\xb9\x1d\x09\xf7\xab\x15\x37\x85\x71"..., 4200 [pid 5067] <... futex resumed>) = 0 [pid 5067] futex(0x7fcd0a7c33fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [ 56.843186][ T5069] [ 56.845635][ T5069] ===================================================== [ 56.852568][ T5069] WARNING: HARDIRQ-safe -> HARDIRQ-unsafe lock order detected [ 56.860284][ T5069] 6.8.0-syzkaller-08073-g480e035fc4c7 #0 Not tainted [ 56.867000][ T5069] ----------------------------------------------------- [ 56.873943][ T5069] syz-executor981/5069 [HC0[0]:SC0[0]:HE0:SE1] is trying to acquire: [ 56.882542][ T5069] ffff88801cf6c398 (&f->f_owner.lock){...-}-{2:2}, at: send_sigio+0x33/0x360 [ 56.891452][ T5069] [ 56.891452][ T5069] and this task is already holding: [ 56.898823][ T5069] ffff88801fa6b018 (&new->fa_lock){....}-{2:2}, at: kill_fasync+0x19e/0x4d0 [ 56.907519][ T5069] which would create a new lock dependency: [ 56.913408][ T5069] (&new->fa_lock){....}-{2:2} -> (&f->f_owner.lock){...-}-{2:2} [ 56.921144][ T5069] [ 56.921144][ T5069] but this new dependency connects a HARDIRQ-irq-safe lock: [ 56.930689][ T5069] (&dev->event_lock#2){-...}-{2:2} [ 56.930713][ T5069] [ 56.930713][ T5069] ... which became HARDIRQ-irq-safe at: [ 56.943713][ T5069] lock_acquire+0x1e4/0x530 [ 56.948385][ T5069] _raw_spin_lock_irqsave+0xd5/0x120 [ 56.953797][ T5069] input_event+0x91/0xd0 [ 56.958135][ T5069] psmouse_report_standard_packet+0x54/0x200 [ 56.964201][ T5069] psmouse_process_byte+0x48c/0x680 [ 56.969490][ T5069] psmouse_handle_byte+0x49/0x4c0 [ 56.974943][ T5069] ps2_interrupt+0x17c/0x8e0 [ 56.979612][ T5069] serio_interrupt+0x90/0x140 [ 56.984389][ T5069] i8042_interrupt+0x375/0x770 [ 56.989344][ T5069] __handle_irq_event_percpu+0x28a/0xa30 [ 56.995071][ T5069] handle_irq_event+0x89/0x1f0 [ 57.000022][ T5069] handle_edge_irq+0x25f/0xc20 [ 57.004881][ T5069] __common_interrupt+0x138/0x230 [ 57.009984][ T5069] common_interrupt+0xa5/0xd0 [ 57.016314][ T5069] asm_common_interrupt+0x26/0x40 [ 57.021426][ T5069] _raw_spin_unlock_irqrestore+0xd8/0x140 [ 57.027534][ T5069] i8042_aux_write+0x116/0x1a0 [ 57.032376][ T5069] ps2_do_sendbyte+0x20f/0x730 [ 57.037248][ T5069] ps2_sendbyte+0x60/0x120 [ 57.041745][ T5069] cypress_send_ext_cmd+0x221/0x910 [ 57.047032][ T5069] cypress_detect+0x93/0x230 [ 57.051837][ T5069] psmouse_extensions+0xc2e/0x1560 [ 57.057502][ T5069] psmouse_switch_protocol+0x308/0x7d0 [ 57.063829][ T5069] psmouse_connect+0x8e4/0x14b0 [ 57.068784][ T5069] serio_driver_probe+0x7f/0xa0 [ 57.073986][ T5069] really_probe+0x29e/0xc50 [ 57.078682][ T5069] __driver_probe_device+0x1a2/0x3e0 [ 57.084233][ T5069] driver_probe_device+0x50/0x430 [ 57.089372][ T5069] __driver_attach+0x45f/0x710 [ 57.094307][ T5069] bus_for_each_dev+0x239/0x2b0 [ 57.099427][ T5069] serio_handle_event+0x1c7/0x920 [ 57.104560][ T5069] process_scheduled_works+0xa00/0x1770 [ 57.111131][ T5069] worker_thread+0x86d/0xd70 [ 57.116078][ T5069] kthread+0x2f0/0x390 [ 57.120250][ T5069] ret_from_fork+0x4b/0x80 [ 57.124745][ T5069] ret_from_fork_asm+0x1a/0x30 [ 57.129730][ T5069] [ 57.129730][ T5069] to a HARDIRQ-irq-unsafe lock: [ 57.136756][ T5069] (tasklist_lock){.+.?}-{2:2} [ 57.136777][ T5069] [ 57.136777][ T5069] ... which became HARDIRQ-irq-unsafe at: [ 57.149446][ T5069] ... [ 57.149463][ T5069] lock_acquire+0x1e4/0x530 [ 57.156638][ T5069] _raw_read_lock+0x36/0x50 [ 57.161264][ T5069] __do_wait+0x12d/0x850 [ 57.165686][ T5069] do_wait+0x1d9/0x540 [ 57.169848][ T5069] kernel_wait+0xe9/0x240 [ 57.174260][ T5069] call_usermodehelper_exec_work+0xbd/0x230 [ 57.180230][ T5069] process_scheduled_works+0xa00/0x1770 [ 57.185890][ T5069] worker_thread+0x86d/0xd70 [ 57.190558][ T5069] kthread+0x2f0/0x390 [ 57.194708][ T5069] ret_from_fork+0x4b/0x80 [ 57.199205][ T5069] ret_from_fork_asm+0x1a/0x30 [ 57.204049][ T5069] [ 57.204049][ T5069] other info that might help us debug this: [ 57.204049][ T5069] [ 57.214266][ T5069] Chain exists of: [ 57.214266][ T5069] &dev->event_lock#2 --> &new->fa_lock --> tasklist_lock [ 57.214266][ T5069] [ 57.227317][ T5069] Possible interrupt unsafe locking scenario: [ 57.227317][ T5069] [ 57.235644][ T5069] CPU0 CPU1 [ 57.241020][ T5069] ---- ---- [ 57.246373][ T5069] lock(tasklist_lock); [ 57.250609][ T5069] local_irq_disable(); [ 57.260911][ T5069] lock(&dev->event_lock#2); [ 57.268539][ T5069] lock(&new->fa_lock); [ 57.275312][ T5069] [ 57.278753][ T5069] lock(&dev->event_lock#2); [ 57.285187][ T5069] [ 57.285187][ T5069] *** DEADLOCK *** [ 57.285187][ T5069] [ 57.293374][ T5069] 8 locks held by syz-executor981/5069: [ 57.301980][ T5069] #0: ffff888024de2110 (&evdev->mutex){+.+.}-{3:3}, at: evdev_write+0x272/0x7c0 [ 57.311466][ T5069] #1: ffff88801bbc0230 (&dev->event_lock#2){-...}-{2:2}, at: input_inject_event+0xc5/0x340 [ 57.321863][ T5069] #2: ffffffff8e132020 (rcu_read_lock){....}-{1:2}, at: input_inject_event+0xd5/0x340 [ 57.331618][ T5069] #3: ffffffff8e132020 (rcu_read_lock){....}-{1:2}, at: input_pass_values+0x9d/0x1200 [pid 5067] exit_group(0) = ? [pid 5068] <... sendto resumed>) = ? [pid 5068] +++ exited with 0 +++ [ 57.341450][ T5069] #4: ffffffff8e132020 (rcu_read_lock){....}-{1:2}, at: evdev_events+0x6f/0x300 [ 57.350754][ T5069] #5: ffff88807a56c028 (&client->buffer_lock){....}-{2:2}, at: evdev_pass_values+0xf2/0xad0 [ 57.360930][ T5069] #6: ffffffff8e132020 (rcu_read_lock){....}-{1:2}, at: kill_fasync+0x55/0x4d0 [ 57.370160][ T5069] #7: ffff88801fa6b018 (&new->fa_lock){....}-{2:2}, at: kill_fasync+0x19e/0x4d0 [ 57.379318][ T5069] [ 57.379318][ T5069] the dependencies between HARDIRQ-irq-safe lock and the holding lock: [ 57.390942][ T5069] -> (&dev->event_lock#2){-...}-{2:2} { [ 57.396772][ T5069] IN-HARDIRQ-W at: [ 57.400937][ T5069] lock_acquire+0x1e4/0x530 [ 57.407448][ T5069] _raw_spin_lock_irqsave+0xd5/0x120 [ 57.414733][ T5069] input_event+0x91/0xd0 [ 57.421075][ T5069] psmouse_report_standard_packet+0x54/0x200 [ 57.429324][ T5069] psmouse_process_byte+0x48c/0x680 [ 57.436595][ T5069] psmouse_handle_byte+0x49/0x4c0 [ 57.444404][ T5069] ps2_interrupt+0x17c/0x8e0 [ 57.451195][ T5069] serio_interrupt+0x90/0x140 [ 57.457958][ T5069] i8042_interrupt+0x375/0x770 [ 57.464816][ T5069] __handle_irq_event_percpu+0x28a/0xa30 [ 57.472529][ T5069] handle_irq_event+0x89/0x1f0 [ 57.479303][ T5069] handle_edge_irq+0x25f/0xc20 [ 57.486316][ T5069] __common_interrupt+0x138/0x230 [ 57.493458][ T5069] common_interrupt+0xa5/0xd0 [ 57.500328][ T5069] asm_common_interrupt+0x26/0x40 [ 57.507374][ T5069] _raw_spin_unlock_irqrestore+0xd8/0x140 [ 57.515093][ T5069] i8042_aux_write+0x116/0x1a0 [ 57.521847][ T5069] ps2_do_sendbyte+0x20f/0x730 [ 57.530175][ T5069] ps2_sendbyte+0x60/0x120 [ 57.536662][ T5069] cypress_send_ext_cmd+0x221/0x910 [ 57.544039][ T5069] cypress_detect+0x93/0x230 [ 57.550635][ T5069] psmouse_extensions+0xc2e/0x1560 [ 57.557740][ T5069] psmouse_switch_protocol+0x308/0x7d0 [ 57.565306][ T5069] psmouse_connect+0x8e4/0x14b0 [ 57.572837][ T5069] serio_driver_probe+0x7f/0xa0 [ 57.581056][ T5069] really_probe+0x29e/0xc50 [ 57.587575][ T5069] __driver_probe_device+0x1a2/0x3e0 [ 57.594863][ T5069] driver_probe_device+0x50/0x430 [ 57.601911][ T5069] __driver_attach+0x45f/0x710 [ 57.608709][ T5069] bus_for_each_dev+0x239/0x2b0 [ 57.615555][ T5069] serio_handle_event+0x1c7/0x920 [ 57.622579][ T5069] process_scheduled_works+0xa00/0x1770 [ 57.630122][ T5069] worker_thread+0x86d/0xd70 [ 57.636717][ T5069] kthread+0x2f0/0x390 [ 57.642806][ T5069] ret_from_fork+0x4b/0x80 [ 57.649231][ T5069] ret_from_fork_asm+0x1a/0x30 [ 57.655997][ T5069] INITIAL USE at: [ 57.660145][ T5069] lock_acquire+0x1e4/0x530 [ 57.666582][ T5069] _raw_spin_lock_irqsave+0xd5/0x120 [ 57.674118][ T5069] input_inject_event+0xc5/0x340 [ 57.680963][ T5069] led_trigger_event+0x11c/0x1e0 [ 57.687823][ T5069] kbd_led_trigger_activate+0xbd/0x100 [ 57.695267][ T5069] led_trigger_set+0x541/0x950 [ 57.701937][ T5069] led_trigger_set_default+0x1ca/0x200 [ 57.709435][ T5069] led_classdev_register_ext+0x6df/0x8f0 [ 57.717001][ T5069] input_leds_connect+0x497/0x640 [ 57.723936][ T5069] input_register_device+0xcfa/0x1090 [ 57.731220][ T5069] atkbd_connect+0x752/0xa00 [ 57.737712][ T5069] serio_driver_probe+0x7f/0xa0 [ 57.744473][ T5069] really_probe+0x29e/0xc50 [ 57.750897][ T5069] __driver_probe_device+0x1a2/0x3e0 [ 57.758232][ T5069] driver_probe_device+0x50/0x430 [ 57.765178][ T5069] __driver_attach+0x45f/0x710 [ 57.772117][ T5069] bus_for_each_dev+0x239/0x2b0 [ 57.778874][ T5069] serio_handle_event+0x1c7/0x920 [ 57.785810][ T5069] process_scheduled_works+0xa00/0x1770 [ 57.793266][ T5069] worker_thread+0x86d/0xd70 [ 57.799796][ T5069] kthread+0x2f0/0x390 [ 57.805804][ T5069] ret_from_fork+0x4b/0x80 [ 57.813892][ T5069] ret_from_fork_asm+0x1a/0x30 [ 57.820681][ T5069] } [ 57.823358][ T5069] ... key at: [] input_allocate_device.__key.5+0x0/0x20 [ 57.832577][ T5069] -> (&client->buffer_lock){....}-{2:2} { [ 57.838396][ T5069] INITIAL USE at: [ 57.842407][ T5069] lock_acquire+0x1e4/0x530 [ 57.848657][ T5069] _raw_spin_lock+0x2e/0x40 [ 57.854913][ T5069] evdev_pass_values+0xf2/0xad0 [ 57.861761][ T5069] evdev_events+0x1c2/0x300 [ 57.868094][ T5069] input_pass_values+0x84d/0x1200 [ 57.875040][ T5069] input_event_dispose+0x36c/0x650 [ 57.881995][ T5069] input_handle_event+0xa71/0xbe0 [ 57.889020][ T5069] input_inject_event+0x22f/0x340 [ 57.895774][ T5069] evdev_write+0x672/0x7c0 [ 57.901921][ T5069] vfs_write+0x2a4/0xcb0 [ 57.908503][ T5069] ksys_write+0x1a0/0x2c0 [ 57.914756][ T5069] do_syscall_64+0xfb/0x240 [ 57.921015][ T5069] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 57.928728][ T5069] } [ 57.931298][ T5069] ... key at: [] evdev_open.__key.24+0x0/0x20 [ 57.939629][ T5069] ... acquired at: [ 57.943507][ T5069] lock_acquire+0x1e4/0x530 [ 57.948192][ T5069] _raw_spin_lock+0x2e/0x40 [ 57.952875][ T5069] evdev_pass_values+0xf2/0xad0 [ 57.957982][ T5069] evdev_events+0x1c2/0x300 [ 57.962768][ T5069] input_pass_values+0x84d/0x1200 [ 57.967966][ T5069] input_event_dispose+0x36c/0x650 [ 57.973528][ T5069] input_handle_event+0xa71/0xbe0 [ 57.978752][ T5069] input_inject_event+0x22f/0x340 [ 57.983959][ T5069] evdev_write+0x672/0x7c0 [ 57.988537][ T5069] vfs_write+0x2a4/0xcb0 [ 57.992938][ T5069] ksys_write+0x1a0/0x2c0 [ 57.997435][ T5069] do_syscall_64+0xfb/0x240 [ 58.002107][ T5069] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 58.008372][ T5069] [ 58.010680][ T5069] -> (&new->fa_lock){....}-{2:2} { [ 58.015789][ T5069] INITIAL READ USE at: [ 58.020101][ T5069] lock_acquire+0x1e4/0x530 [ 58.026595][ T5069] _raw_read_lock_irqsave+0xdd/0x130 [ 58.033878][ T5069] kill_fasync+0x19e/0x4d0 [ 58.040305][ T5069] evdev_pass_values+0x58a/0xad0 [ 58.047267][ T5069] evdev_events+0x1c2/0x300 [ 58.053766][ T5069] input_pass_values+0x84d/0x1200 [ 58.060800][ T5069] input_event_dispose+0x36c/0x650 [ 58.067922][ T5069] input_handle_event+0xa71/0xbe0 [ 58.074953][ T5069] input_inject_event+0x22f/0x340 [ 58.082002][ T5069] evdev_write+0x672/0x7c0 [ 58.088434][ T5069] vfs_write+0x2a4/0xcb0 [ 58.094677][ T5069] ksys_write+0x1a0/0x2c0 [ 58.101003][ T5069] do_syscall_64+0xfb/0x240 [ 58.107501][ T5069] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 58.115821][ T5069] } [ 58.118317][ T5069] ... key at: [] fasync_insert_entry.__key+0x0/0x20 [ 58.126993][ T5069] ... acquired at: [ 58.130788][ T5069] lock_acquire+0x1e4/0x530 [ 58.135456][ T5069] _raw_read_lock_irqsave+0xdd/0x130 [ 58.140908][ T5069] kill_fasync+0x19e/0x4d0 [ 58.145577][ T5069] evdev_pass_values+0x58a/0xad0 [ 58.150692][ T5069] evdev_events+0x1c2/0x300 [ 58.155373][ T5069] input_pass_values+0x84d/0x1200 [ 58.160571][ T5069] input_event_dispose+0x36c/0x650 [ 58.165852][ T5069] input_handle_event+0xa71/0xbe0 [ 58.171040][ T5069] input_inject_event+0x22f/0x340 [ 58.176226][ T5069] evdev_write+0x672/0x7c0 [ 58.180805][ T5069] vfs_write+0x2a4/0xcb0 [ 58.185211][ T5069] ksys_write+0x1a0/0x2c0 [ 58.189707][ T5069] do_syscall_64+0xfb/0x240 [ 58.194375][ T5069] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 58.200429][ T5069] [ 58.202760][ T5069] [ 58.202760][ T5069] the dependencies between the lock to be acquired [ 58.202766][ T5069] and HARDIRQ-irq-unsafe lock: [ 58.216260][ T5069] -> (tasklist_lock){.+.?}-{2:2} { [ 58.221461][ T5069] HARDIRQ-ON-R at: [ 58.225620][ T5069] lock_acquire+0x1e4/0x530 [ 58.232126][ T5069] _raw_read_lock+0x36/0x50 [ 58.238453][ T5069] __do_wait+0x12d/0x850 [ 58.244544][ T5069] do_wait+0x1d9/0x540 [ 58.250795][ T5069] kernel_wait+0xe9/0x240 [ 58.257071][ T5069] call_usermodehelper_exec_work+0xbd/0x230 [ 58.264786][ T5069] process_scheduled_works+0xa00/0x1770 [ 58.272145][ T5069] worker_thread+0x86d/0xd70 [ 58.278547][ T5069] kthread+0x2f0/0x390 [ 58.284441][ T5069] ret_from_fork+0x4b/0x80 [ 58.290675][ T5069] ret_from_fork_asm+0x1a/0x30 [ 58.297281][ T5069] IN-SOFTIRQ-R at: [ 58.301339][ T5069] lock_acquire+0x1e4/0x530 [ 58.307658][ T5069] _raw_read_lock+0x36/0x50 [ 58.314071][ T5069] send_sigurg+0xee/0x3c0 [ 58.320221][ T5069] sk_send_sigurg+0x6e/0xc0 [ 58.326539][ T5069] tcp_check_urg+0x207/0x740 [ 58.332969][ T5069] tcp_urg+0x15c/0x450 [ 58.338892][ T5069] tcp_rcv_established+0xf88/0x1fd0 [ 58.345904][ T5069] tcp_v6_do_rcv+0xa09/0x1300 [ 58.352573][ T5069] tcp_v6_rcv+0x2ab1/0x3380 [ 58.358914][ T5069] ip6_protocol_deliver_rcu+0xc76/0x1570 [ 58.366562][ T5069] ip6_input_finish+0x186/0x2d0 [ 58.373259][ T5069] NF_HOOK+0x3a4/0x450 [ 58.379179][ T5069] NF_HOOK+0x3a4/0x450 [ 58.385062][ T5069] __netif_receive_skb+0x1ea/0x6a0 [ 58.392042][ T5069] process_backlog+0x39d/0x7a0 [ 58.398697][ T5069] __napi_poll+0xcb/0x490 [ 58.404841][ T5069] net_rx_action+0x7bb/0x1090 [ 58.411407][ T5069] __do_softirq+0x2bc/0x943 [ 58.417925][ T5069] do_softirq+0x11b/0x1e0 [ 58.424180][ T5069] __local_bh_enable_ip+0x1bb/0x200 [ 58.431208][ T5069] sk_stream_wait_memory+0x762/0xfa0 [ 58.438327][ T5069] tcp_sendmsg_locked+0x1db7/0x4d00 [ 58.445344][ T5069] tcp_sendmsg+0x30/0x50 [ 58.451420][ T5069] __sock_sendmsg+0xef/0x270 [ 58.457834][ T5069] __sys_sendto+0x3a4/0x4f0 [ 58.464153][ T5069] __x64_sys_sendto+0xde/0x100 [ 58.470817][ T5069] do_syscall_64+0xfb/0x240 [ 58.477176][ T5069] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 58.484922][ T5069] SOFTIRQ-ON-R at: [ 58.489009][ T5069] lock_acquire+0x1e4/0x530 [ 58.495332][ T5069] _raw_read_lock+0x36/0x50 [ 58.501661][ T5069] __do_wait+0x12d/0x850 [ 58.507749][ T5069] do_wait+0x1d9/0x540 [ 58.513681][ T5069] kernel_wait+0xe9/0x240 [ 58.519845][ T5069] call_usermodehelper_exec_work+0xbd/0x230 [ 58.527568][ T5069] process_scheduled_works+0xa00/0x1770 [ 58.534963][ T5069] worker_thread+0x86d/0xd70 [ 58.541372][ T5069] kthread+0x2f0/0x390 [ 58.547385][ T5069] ret_from_fork+0x4b/0x80 [ 58.553673][ T5069] ret_from_fork_asm+0x1a/0x30 [ 58.560268][ T5069] INITIAL USE at: [ 58.564288][ T5069] lock_acquire+0x1e4/0x530 [ 58.570536][ T5069] _raw_write_lock_irq+0xd3/0x120 [ 58.577304][ T5069] copy_process+0x228b/0x3df0 [ 58.583714][ T5069] kernel_clone+0x21e/0x8d0 [ 58.589942][ T5069] user_mode_thread+0x132/0x1a0 [ 58.596523][ T5069] rest_init+0x27/0x300 [ 58.602413][ T5069] arch_call_rest_init+0xe/0x10 [ 58.608995][ T5069] start_kernel+0x47a/0x500 [ 58.615227][ T5069] x86_64_start_reservations+0x2a/0x30 [ 58.622641][ T5069] x86_64_start_kernel+0x99/0xa0 [ 58.629332][ T5069] common_startup_64+0x13e/0x147 [ 58.636005][ T5069] INITIAL READ USE at: [ 58.640432][ T5069] lock_acquire+0x1e4/0x530 [ 58.647118][ T5069] _raw_read_lock+0x36/0x50 [ 58.653887][ T5069] __do_wait+0x12d/0x850 [ 58.660318][ T5069] do_wait+0x1d9/0x540 [ 58.666550][ T5069] kernel_wait+0xe9/0x240 [ 58.673045][ T5069] call_usermodehelper_exec_work+0xbd/0x230 [ 58.681105][ T5069] process_scheduled_works+0xa00/0x1770 [ 58.688834][ T5069] worker_thread+0x86d/0xd70 [ 58.695856][ T5069] kthread+0x2f0/0x390 [ 58.702110][ T5069] ret_from_fork+0x4b/0x80 [ 58.708712][ T5069] ret_from_fork_asm+0x1a/0x30 [ 58.715653][ T5069] } [ 58.718250][ T5069] ... key at: [] tasklist_lock+0x18/0x40 [ 58.726053][ T5069] ... acquired at: [ 58.730044][ T5069] lock_acquire+0x1e4/0x530 [ 58.734991][ T5069] _raw_read_lock+0x36/0x50 [ 58.739754][ T5069] send_sigurg+0xee/0x3c0 [ 58.744335][ T5069] sk_send_sigurg+0x6e/0xc0 [ 58.749126][ T5069] tcp_check_urg+0x207/0x740 [ 58.753900][ T5069] tcp_urg+0x15c/0x450 [ 58.758403][ T5069] tcp_rcv_established+0xf88/0x1fd0 [ 58.763788][ T5069] tcp_v6_do_rcv+0xa09/0x1300 [ 58.768653][ T5069] __release_sock+0x1c8/0x350 [ 58.773502][ T5069] release_sock+0x61/0x1f0 [ 58.778116][ T5069] sk_stream_wait_memory+0x762/0xfa0 [ 58.783582][ T5069] tcp_sendmsg_locked+0x1db7/0x4d00 [ 58.788966][ T5069] tcp_sendmsg+0x30/0x50 [ 58.793396][ T5069] __sock_sendmsg+0xef/0x270 [ 58.798164][ T5069] __sys_sendto+0x3a4/0x4f0 [ 58.803013][ T5069] __x64_sys_sendto+0xde/0x100 [ 58.807946][ T5069] do_syscall_64+0xfb/0x240 [ 58.812752][ T5069] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 58.818839][ T5069] [ 58.821184][ T5069] -> (&f->f_owner.lock){...-}-{2:2} { [ 58.826570][ T5069] IN-SOFTIRQ-R at: [ 58.830631][ T5069] lock_acquire+0x1e4/0x530 [ 58.836953][ T5069] _raw_read_lock_irqsave+0xdd/0x130 [ 58.844524][ T5069] send_sigurg+0x29/0x3c0 [ 58.850517][ T5069] sk_send_sigurg+0x6e/0xc0 [ 58.856918][ T5069] tcp_check_urg+0x207/0x740 [ 58.863176][ T5069] tcp_urg+0x15c/0x450 [ 58.868883][ T5069] tcp_rcv_established+0xf88/0x1fd0 [ 58.875719][ T5069] tcp_v6_do_rcv+0xa09/0x1300 [ 58.882055][ T5069] tcp_v6_rcv+0x2ab1/0x3380 [ 58.888204][ T5069] ip6_protocol_deliver_rcu+0xc76/0x1570 [ 58.895508][ T5069] ip6_input_finish+0x186/0x2d0 [ 58.902126][ T5069] NF_HOOK+0x3a4/0x450 [ 58.907838][ T5069] NF_HOOK+0x3a4/0x450 [ 58.913543][ T5069] __netif_receive_skb+0x1ea/0x6a0 [ 58.920303][ T5069] process_backlog+0x39d/0x7a0 [ 58.926707][ T5069] __napi_poll+0xcb/0x490 [ 58.932698][ T5069] net_rx_action+0x7bb/0x1090 [ 58.939024][ T5069] __do_softirq+0x2bc/0x943 [ 58.945209][ T5069] do_softirq+0x11b/0x1e0 [ 58.951216][ T5069] __local_bh_enable_ip+0x1bb/0x200 [ 58.958078][ T5069] sk_stream_wait_memory+0x762/0xfa0 [ 58.965089][ T5069] tcp_sendmsg_locked+0x1db7/0x4d00 [ 58.971977][ T5069] tcp_sendmsg+0x30/0x50 [ 58.977876][ T5069] __sock_sendmsg+0xef/0x270 [ 58.984121][ T5069] __sys_sendto+0x3a4/0x4f0 [ 58.990279][ T5069] __x64_sys_sendto+0xde/0x100 [ 58.996748][ T5069] do_syscall_64+0xfb/0x240 [ 59.002909][ T5069] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 59.010537][ T5069] INITIAL USE at: [ 59.014424][ T5069] lock_acquire+0x1e4/0x530 [ 59.020482][ T5069] _raw_write_lock_irq+0xd3/0x120 [ 59.027086][ T5069] f_modown+0x38/0x340 [ 59.032721][ T5069] f_setown+0x14f/0x200 [ 59.038428][ T5069] do_fcntl+0x8b1/0x16f0 [ 59.044223][ T5069] __se_sys_fcntl+0xd2/0x1b0 [ 59.050367][ T5069] do_syscall_64+0xfb/0x240 [ 59.056440][ T5069] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 59.063906][ T5069] INITIAL READ USE at: [ 59.068229][ T5069] lock_acquire+0x1e4/0x530 [ 59.074727][ T5069] _raw_read_lock_irqsave+0xdd/0x130 [ 59.082018][ T5069] send_sigurg+0x29/0x3c0 [ 59.088354][ T5069] sk_send_sigurg+0x6e/0xc0 [ 59.094868][ T5069] tcp_check_urg+0x207/0x740 [ 59.101462][ T5069] tcp_urg+0x15c/0x450 [ 59.107524][ T5069] tcp_rcv_established+0xf88/0x1fd0 [ 59.114709][ T5069] tcp_v6_do_rcv+0xa09/0x1300 [ 59.121373][ T5069] __release_sock+0x1c8/0x350 [ 59.128035][ T5069] release_sock+0x61/0x1f0 [ 59.134438][ T5069] sk_stream_wait_memory+0x762/0xfa0 [ 59.141710][ T5069] tcp_sendmsg_locked+0x1db7/0x4d00 [ 59.148900][ T5069] tcp_sendmsg+0x30/0x50 [ 59.155134][ T5069] __sock_sendmsg+0xef/0x270 [ 59.161739][ T5069] __sys_sendto+0x3a4/0x4f0 [ 59.168235][ T5069] __x64_sys_sendto+0xde/0x100 [ 59.174993][ T5069] do_syscall_64+0xfb/0x240 [ 59.181501][ T5069] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 59.189385][ T5069] } [ 59.191877][ T5069] ... key at: [] init_file.__key+0x0/0x20 [ 59.199684][ T5069] ... acquired at: [ 59.203472][ T5069] lock_acquire+0x1e4/0x530 [ 59.208142][ T5069] _raw_read_lock_irqsave+0xdd/0x130 [ 59.213616][ T5069] send_sigio+0x33/0x360 [ 59.218376][ T5069] kill_fasync+0x23a/0x4d0 [ 59.223043][ T5069] evdev_pass_values+0x58a/0xad0 [ 59.228150][ T5069] evdev_events+0x1c2/0x300 [ 59.232813][ T5069] input_pass_values+0x84d/0x1200 [ 59.238002][ T5069] input_event_dispose+0x36c/0x650 [ 59.243315][ T5069] input_handle_event+0xa71/0xbe0 [ 59.248546][ T5069] input_inject_event+0x22f/0x340 [ 59.253849][ T5069] evdev_write+0x672/0x7c0 [ 59.258447][ T5069] vfs_write+0x2a4/0xcb0 [ 59.262855][ T5069] ksys_write+0x1a0/0x2c0 [ 59.267351][ T5069] do_syscall_64+0xfb/0x240 [ 59.272026][ T5069] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 59.278090][ T5069] [ 59.280403][ T5069] [ 59.280403][ T5069] stack backtrace: [ 59.286301][ T5069] CPU: 1 PID: 5069 Comm: syz-executor981 Not tainted 6.8.0-syzkaller-08073-g480e035fc4c7 #0 [ 59.296356][ T5069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 59.306425][ T5069] Call Trace: [ 59.309697][ T5069] [ 59.312620][ T5069] dump_stack_lvl+0x241/0x360 [ 59.317346][ T5069] ? __pfx_dump_stack_lvl+0x10/0x10 [ 59.322574][ T5069] ? __pfx__printk+0x10/0x10 [ 59.327168][ T5069] ? print_shortest_lock_dependencies+0xf2/0x160 [ 59.333486][ T5069] validate_chain+0x4dc7/0x58e0 [ 59.338362][ T5069] ? __pfx_validate_chain+0x10/0x10 [ 59.343621][ T5069] ? __pfx_validate_chain+0x10/0x10 [ 59.348856][ T5069] ? stack_trace_save+0x118/0x1d0 [ 59.353914][ T5069] ? register_lock_class+0x102/0x980 [ 59.359219][ T5069] ? lockdep_unlock+0x16a/0x300 [ 59.364070][ T5069] ? __pfx_register_lock_class+0x10/0x10 [ 59.369694][ T5069] ? mark_lock+0x9a/0x350 [ 59.374027][ T5069] __lock_acquire+0x1346/0x1fd0 [ 59.378965][ T5069] lock_acquire+0x1e4/0x530 [ 59.383492][ T5069] ? send_sigio+0x33/0x360 [ 59.387911][ T5069] ? __pfx_lock_acquire+0x10/0x10 [ 59.392966][ T5069] ? __pfx_lock_acquire+0x10/0x10 [ 59.397991][ T5069] _raw_read_lock_irqsave+0xdd/0x130 [ 59.403328][ T5069] ? send_sigio+0x33/0x360 [ 59.407775][ T5069] ? __pfx__raw_read_lock_irqsave+0x10/0x10 [ 59.413664][ T5069] ? _raw_read_lock_irqsave+0xe9/0x130 [ 59.419145][ T5069] ? __pfx__raw_read_lock_irqsave+0x10/0x10 [ 59.425138][ T5069] send_sigio+0x33/0x360 [ 59.429382][ T5069] kill_fasync+0x23a/0x4d0 [ 59.433795][ T5069] ? kill_fasync+0x55/0x4d0 [ 59.438317][ T5069] evdev_pass_values+0x58a/0xad0 [ 59.443266][ T5069] ? evdev_pass_values+0x5e1/0xad0 [ 59.448405][ T5069] evdev_events+0x1c2/0x300 [ 59.452909][ T5069] ? evdev_events+0x6f/0x300 [ 59.457490][ T5069] ? __pfx_evdev_events+0x10/0x10 [ 59.462594][ T5069] input_pass_values+0x84d/0x1200 [ 59.467615][ T5069] ? input_pass_values+0x9d/0x1200 [ 59.472718][ T5069] input_event_dispose+0x36c/0x650 [ 59.477827][ T5069] input_handle_event+0xa71/0xbe0 [ 59.483053][ T5069] ? _raw_spin_lock_irqsave+0xe1/0x120 [ 59.488539][ T5069] ? __pfx_input_handle_event+0x10/0x10 [ 59.494089][ T5069] input_inject_event+0x22f/0x340 [ 59.499204][ T5069] ? input_inject_event+0xd5/0x340 [ 59.504346][ T5069] evdev_write+0x672/0x7c0 [ 59.508764][ T5069] ? __pfx_evdev_write+0x10/0x10 [ 59.513692][ T5069] ? bpf_lsm_file_permission+0x9/0x10 [ 59.519089][ T5069] ? security_file_permission+0x7f/0xa0 [ 59.524627][ T5069] ? rw_verify_area+0x1d2/0x580 [ 59.529482][ T5069] ? __pfx_evdev_write+0x10/0x10 [ 59.534416][ T5069] vfs_write+0x2a4/0xcb0 [ 59.538654][ T5069] ? __pfx_lock_release+0x10/0x10 [ 59.543670][ T5069] ? __pfx_vfs_write+0x10/0x10 [ 59.548434][ T5069] ? __fget_files+0x28/0x470 [ 59.553103][ T5069] ? __fget_files+0x3f4/0x470 [ 59.557773][ T5069] ? __fget_files+0x28/0x470 [ 59.562527][ T5069] ? lockdep_hardirqs_on+0x99/0x150 [ 59.567727][ T5069] ? __fdget_pos+0x1a2/0x320 [ 59.572313][ T5069] ksys_write+0x1a0/0x2c0 [ 59.576647][ T5069] ? __pfx_ksys_write+0x10/0x10 [ 59.581604][ T5069] ? do_syscall_64+0x10a/0x240 [ 59.586377][ T5069] ? syscall_trace_enter+0x5f/0x150 [ 59.591568][ T5069] do_syscall_64+0xfb/0x240 [ 59.596265][ T5069] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 59.602178][ T5069] RIP: 0033:0x7fcd0a73c079 [ 59.606589][ T5069] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 59.626197][ T5069] RSP: 002b:00007fcd0a6d4228 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 59.634710][ T5069] RAX: ffffffffffffffda RBX: 00007fcd0a7c33f8 RCX: 00007fcd0a73c079 [ 59.642693][ T5069] RDX: 0000000000001068 RSI: 0000000020000040 RDI: 0000000000000005 [pid 5069] <... write resumed>) = ? [pid 5069] +++ exited with 0 +++ +++ exited with 0 +++ [ 59.650664][ T5069] RBP: 00007fcd0a7c33f0 R08: 00007fc