./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3621596456 <...> Warning: Permanently added '10.128.1.154' (ED25519) to the list of known hosts. execve("./syz-executor3621596456", ["./syz-executor3621596456"], 0x7ffe0cb7ecb0 /* 10 vars */) = 0 brk(NULL) = 0x555557030000 brk(0x555557030d40) = 0x555557030d40 arch_prctl(ARCH_SET_FS, 0x5555570303c0) = 0 set_tid_address(0x555557030690) = 5072 set_robust_list(0x5555570306a0, 24) = 0 rseq(0x555557030ce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3621596456", 4096) = 28 getrandom("\x4f\x51\xaf\xb3\x61\x34\x43\xc9", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555557030d40 brk(0x555557051d40) = 0x555557051d40 brk(0x555557052000) = 0x555557052000 mprotect(0x7f4816af5000, 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(0x7f4816afb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7f4816a99f20, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4816a8b5a0}, 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) = 0x7f4816a13000 mprotect(0x7f4816a14000, 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=0x7f4816a33990, parent_tid=0x7f4816a33990, exit_signal=0, stack=0x7f4816a13000, stack_size=0x20300, tls=0x7f4816a336c0}./strace-static-x86_64: Process 5073 attached => {parent_tid=[5073]}, 88) = 5073 [pid 5072] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5072] futex(0x7f4816afb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5073] rseq(0x7f4816a33fe0, 0x20, 0, 0x53053053 [pid 5072] futex(0x7f4816afb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... rseq resumed>) = 0 [pid 5073] set_robust_list(0x7f4816a339a0, 24) = 0 [pid 5073] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5073] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5073] futex(0x7f4816afb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5072] <... futex resumed>) = 0 [pid 5073] futex(0x7f4816afb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5072] futex(0x7f4816afb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5072] futex(0x7f4816afb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] 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) = 0 [pid 5073] futex(0x7f4816afb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5072] <... futex resumed>) = 0 [pid 5073] futex(0x7f4816afb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5072] futex(0x7f4816afb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5072] <... futex resumed>) = 0 [pid 5073] 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 5072] futex(0x7f4816afb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... sendto resumed>) = -1 EINPROGRESS (Operation now in progress) [pid 5073] futex(0x7f4816afb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5072] <... futex resumed>) = 0 [pid 5073] futex(0x7f4816afb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5072] futex(0x7f4816afb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5072] futex(0x7f4816afb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] fcntl(3, F_SETOWN, -1) = 0 [pid 5073] futex(0x7f4816afb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... futex resumed>) = 0 [pid 5073] <... futex resumed>) = 1 [pid 5072] futex(0x7f4816afb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] 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 5072] <... futex resumed>) = 0 [pid 5072] futex(0x7f4816afb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5072] futex(0x7f4816afb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f48169f2000 [pid 5072] mprotect(0x7f48169f3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5072] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5072] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4816a12990, parent_tid=0x7f4816a12990, exit_signal=0, stack=0x7f48169f2000, stack_size=0x20300, tls=0x7f4816a126c0}./strace-static-x86_64: Process 5074 attached => {parent_tid=[5074]}, 88) = 5074 [pid 5074] rseq(0x7f4816a12fe0, 0x20, 0, 0x53053053 [pid 5072] rt_sigprocmask(SIG_SETMASK, [], [pid 5074] <... rseq resumed>) = 0 [pid 5072] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5074] set_robust_list(0x7f4816a129a0, 24 [pid 5072] futex(0x7f4816afb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... set_robust_list resumed>) = 0 [pid 5072] <... futex resumed>) = 0 [pid 5074] rt_sigprocmask(SIG_SETMASK, [], [pid 5072] futex(0x7f4816afb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5074] ioctl(-1, EVIOCSFF, {type=0 /* FF_??? */, id=0, direction=0, ...}) = -1 EBADF (Bad file descriptor) [pid 5074] futex(0x7f4816afb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5072] <... futex resumed>) = 0 [pid 5074] futex(0x7f4816afb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5072] futex(0x7f4816afb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5072] futex(0x7f4816afb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] openat(AT_FDCWD, "/dev/input/event0", O_RDONLY) = 4 [pid 5074] futex(0x7f4816afb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... futex resumed>) = 0 [pid 5074] <... futex resumed>) = 1 [pid 5072] futex(0x7f4816afb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5074] ioctl(4, FIOASYNC, [8] [pid 5072] futex(0x7f4816afb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... ioctl resumed>) = 0 [pid 5074] futex(0x7f4816afb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5074] futex(0x7f4816afb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5072] <... futex resumed>) = 0 [pid 5072] futex(0x7f4816afb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5074] <... futex resumed>) = 0 [pid 5072] futex(0x7f4816afb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] openat(AT_FDCWD, "/dev/input/event0", O_WRONLY|O_NOCTTY|O_TRUNC|O_NONBLOCK|O_NOFOLLOW|FASYNC|0x800000) = 5 [pid 5074] futex(0x7f4816afb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... futex resumed>) = 0 [pid 5074] <... futex resumed>) = 1 [pid 5072] futex(0x7f4816afb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] 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 5072] <... futex resumed>) = 0 [pid 5072] futex(0x7f4816afb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [ 70.308938][ T5074] [ 70.311291][ T5074] ===================================================== [ 70.318204][ T5074] WARNING: HARDIRQ-safe -> HARDIRQ-unsafe lock order detected [ 70.325636][ T5074] 6.6.0-syzkaller-16039-gac347a0655db #0 Not tainted [ 70.332293][ T5074] ----------------------------------------------------- [ 70.339202][ T5074] syz-executor362/5074 [HC0[0]:SC0[0]:HE0:SE1] is trying to acquire: [ 70.347249][ T5074] ffff8880604f4618 (&f->f_owner.lock){...-}-{2:2}, at: send_sigio+0x28/0x3c0 [ 70.356028][ T5074] [pid 5072] futex(0x7f4816afb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [ 70.356028][ T5074] and this task is already holding: [ 70.363375][ T5074] ffff888076249018 (&new->fa_lock){....}-{2:2}, at: kill_fasync+0x138/0x4f0 [ 70.372063][ T5074] which would create a new lock dependency: [ 70.377935][ T5074] (&new->fa_lock){....}-{2:2} -> (&f->f_owner.lock){...-}-{2:2} [ 70.385667][ T5074] [ 70.385667][ T5074] but this new dependency connects a HARDIRQ-irq-safe lock: [ 70.395099][ T5074] (&dev->event_lock#2){-...}-{2:2} [ 70.395120][ T5074] [ 70.395120][ T5074] ... which became HARDIRQ-irq-safe at: [ 70.407976][ T5074] lock_acquire+0x1ae/0x510 [ 70.412561][ T5074] _raw_spin_lock_irqsave+0x3a/0x50 [ 70.417846][ T5074] input_event+0x70/0xa0 [ 70.422160][ T5074] psmouse_report_standard_buttons+0x30/0x80 [ 70.428223][ T5074] psmouse_process_byte+0x39c/0x8a0 [ 70.433502][ T5074] psmouse_handle_byte+0x41/0x560 [ 70.438602][ T5074] psmouse_receive_byte+0x243/0xe10 [ 70.443883][ T5074] ps2_interrupt+0x1fe/0x5a0 [ 70.448549][ T5074] serio_interrupt+0x8d/0x150 [ 70.453301][ T5074] i8042_interrupt+0x3f2/0x8a0 [ 70.458136][ T5074] __handle_irq_event_percpu+0x22a/0x740 [ 70.463849][ T5074] handle_irq_event+0xab/0x1e0 [ 70.468690][ T5074] handle_edge_irq+0x261/0xcf0 [ 70.473536][ T5074] __common_interrupt+0xdb/0x240 [ 70.478548][ T5074] common_interrupt+0xa9/0xd0 [ 70.483305][ T5074] asm_common_interrupt+0x26/0x40 [ 70.488400][ T5074] _raw_spin_unlock_irqrestore+0x31/0x70 [ 70.494106][ T5074] i8042_aux_write+0x11a/0x180 [ 70.498947][ T5074] ps2_do_sendbyte+0x264/0x6e0 [ 70.503792][ T5074] ps2_sendbyte+0x59/0x140 [ 70.508284][ T5074] cypress_ps2_sendbyte+0x2e/0x160 [ 70.513470][ T5074] cypress_send_ext_cmd+0x1e3/0x8c0 [ 70.518742][ T5074] cypress_detect+0x8c/0x1a0 [ 70.523423][ T5074] psmouse_try_protocol+0x214/0x370 [ 70.528702][ T5074] psmouse_extensions+0x616/0x960 [ 70.533806][ T5074] psmouse_switch_protocol+0x528/0x740 [ 70.539345][ T5074] psmouse_connect+0x5cc/0xf70 [ 70.544186][ T5074] serio_driver_probe+0x71/0xa0 [ 70.549109][ T5074] really_probe+0x234/0xc90 [ 70.553697][ T5074] __driver_probe_device+0x1de/0x4b0 [ 70.559058][ T5074] driver_probe_device+0x4c/0x1a0 [ 70.564158][ T5074] __driver_attach+0x274/0x570 [ 70.568999][ T5074] bus_for_each_dev+0x13c/0x1d0 [ 70.573922][ T5074] serio_handle_event+0x2b8/0xa90 [ 70.579021][ T5074] process_one_work+0x884/0x15c0 [ 70.584034][ T5074] worker_thread+0x8b9/0x1290 [ 70.588782][ T5074] kthread+0x33c/0x440 [ 70.592924][ T5074] ret_from_fork+0x45/0x80 [ 70.597413][ T5074] ret_from_fork_asm+0x11/0x20 [ 70.602253][ T5074] [ 70.602253][ T5074] to a HARDIRQ-irq-unsafe lock: [ 70.609249][ T5074] (tasklist_lock){.+.?}-{2:2} [ 70.609268][ T5074] [ 70.609268][ T5074] ... which became HARDIRQ-irq-unsafe at: [ 70.621869][ T5074] ... [ 70.621874][ T5074] lock_acquire+0x1ae/0x510 [ 70.629019][ T5074] _raw_read_lock+0x5f/0x70 [ 70.633598][ T5074] __do_wait+0x105/0x890 [ 70.637918][ T5074] do_wait+0x212/0x520 [ 70.642062][ T5074] kernel_wait+0xa0/0x150 [ 70.646460][ T5074] call_usermodehelper_exec_work+0xf1/0x170 [ 70.652423][ T5074] process_one_work+0x884/0x15c0 [ 70.657433][ T5074] worker_thread+0x8b9/0x1290 [ 70.662230][ T5074] kthread+0x33c/0x440 [ 70.666369][ T5074] ret_from_fork+0x45/0x80 [ 70.670861][ T5074] ret_from_fork_asm+0x11/0x20 [ 70.675700][ T5074] [ 70.675700][ T5074] other info that might help us debug this: [ 70.675700][ T5074] [ 70.685909][ T5074] Chain exists of: [ 70.685909][ T5074] &dev->event_lock#2 --> &new->fa_lock --> tasklist_lock [ 70.685909][ T5074] [ 70.698841][ T5074] Possible interrupt unsafe locking scenario: [ 70.698841][ T5074] [ 70.707137][ T5074] CPU0 CPU1 [ 70.712484][ T5074] ---- ---- [ 70.717832][ T5074] lock(tasklist_lock); [ 70.722057][ T5074] local_irq_disable(); [ 70.728790][ T5074] lock(&dev->event_lock#2); [ 70.735977][ T5074] lock(&new->fa_lock); [ 70.742723][ T5074] [ 70.746158][ T5074] lock(&dev->event_lock#2); [ 70.750997][ T5074] [ 70.750997][ T5074] *** DEADLOCK *** [ 70.750997][ T5074] [pid 5072] exit_group(0) = ? [pid 5073] <... sendto resumed>) = ? [pid 5073] +++ exited with 0 +++ [ 70.759123][ T5074] 8 locks held by syz-executor362/5074: [ 70.764655][ T5074] #0: ffff888143f89110 (&evdev->mutex){+.+.}-{3:3}, at: evdev_write+0x201/0x750 [ 70.773777][ T5074] #1: ffff8880167c0230 (&dev->event_lock#2){-...}-{2:2}, at: input_inject_event+0xa4/0x370 [ 70.783859][ T5074] #2: ffffffff8cfacfe0 (rcu_read_lock){....}-{1:2}, at: input_inject_event+0xca/0x370 [ 70.793495][ T5074] #3: ffffffff8cfacfe0 (rcu_read_lock){....}-{1:2}, at: input_pass_values.part.0+0x3e/0x7a0 [ 70.803663][ T5074] #4: ffffffff8cfacfe0 (rcu_read_lock){....}-{1:2}, at: evdev_events+0x87/0x390 [ 70.812786][ T5074] #5: ffff888147e51028 (&client->buffer_lock){....}-{2:2}, at: evdev_pass_values+0x10e/0x9b0 [ 70.823050][ T5074] #6: ffffffff8cfacfe0 (rcu_read_lock){....}-{1:2}, at: kill_fasync+0x6d/0x4f0 [ 70.832083][ T5074] #7: ffff888076249018 (&new->fa_lock){....}-{2:2}, at: kill_fasync+0x138/0x4f0 [ 70.841197][ T5074] [ 70.841197][ T5074] the dependencies between HARDIRQ-irq-safe lock and the holding lock: [ 70.851583][ T5074] -> (&dev->event_lock#2){-...}-{2:2} { [ 70.857300][ T5074] IN-HARDIRQ-W at: [ 70.861434][ T5074] lock_acquire+0x1ae/0x510 [ 70.867925][ T5074] _raw_spin_lock_irqsave+0x3a/0x50 [ 70.875109][ T5074] input_event+0x70/0xa0 [ 70.881329][ T5074] psmouse_report_standard_buttons+0x30/0x80 [ 70.889295][ T5074] psmouse_process_byte+0x39c/0x8a0 [ 70.896498][ T5074] psmouse_handle_byte+0x41/0x560 [ 70.903517][ T5074] psmouse_receive_byte+0x243/0xe10 [ 70.910704][ T5074] ps2_interrupt+0x1fe/0x5a0 [ 70.917278][ T5074] serio_interrupt+0x8d/0x150 [ 70.923937][ T5074] i8042_interrupt+0x3f2/0x8a0 [ 70.930685][ T5074] __handle_irq_event_percpu+0x22a/0x740 [ 70.938301][ T5074] handle_irq_event+0xab/0x1e0 [ 70.945046][ T5074] handle_edge_irq+0x261/0xcf0 [ 70.951793][ T5074] __common_interrupt+0xdb/0x240 [ 70.958717][ T5074] common_interrupt+0xa9/0xd0 [ 70.965391][ T5074] asm_common_interrupt+0x26/0x40 [ 70.972396][ T5074] _raw_spin_unlock_irqrestore+0x31/0x70 [ 70.980013][ T5074] i8042_aux_write+0x11a/0x180 [ 70.986768][ T5074] ps2_do_sendbyte+0x264/0x6e0 [ 70.993521][ T5074] ps2_sendbyte+0x59/0x140 [ 70.999920][ T5074] cypress_ps2_sendbyte+0x2e/0x160 [ 71.007028][ T5074] cypress_send_ext_cmd+0x1e3/0x8c0 [ 71.014212][ T5074] cypress_detect+0x8c/0x1a0 [ 71.020791][ T5074] psmouse_try_protocol+0x214/0x370 [ 71.027978][ T5074] psmouse_extensions+0x616/0x960 [ 71.034992][ T5074] psmouse_switch_protocol+0x528/0x740 [ 71.042438][ T5074] psmouse_connect+0x5cc/0xf70 [ 71.049187][ T5074] serio_driver_probe+0x71/0xa0 [ 71.056024][ T5074] really_probe+0x234/0xc90 [ 71.062517][ T5074] __driver_probe_device+0x1de/0x4b0 [ 71.069787][ T5074] driver_probe_device+0x4c/0x1a0 [ 71.076798][ T5074] __driver_attach+0x274/0x570 [ 71.083548][ T5074] bus_for_each_dev+0x13c/0x1d0 [ 71.090386][ T5074] serio_handle_event+0x2b8/0xa90 [ 71.097402][ T5074] process_one_work+0x884/0x15c0 [ 71.104322][ T5074] worker_thread+0x8b9/0x1290 [ 71.110980][ T5074] kthread+0x33c/0x440 [ 71.117122][ T5074] ret_from_fork+0x45/0x80 [ 71.123527][ T5074] ret_from_fork_asm+0x11/0x20 [ 71.130276][ T5074] INITIAL USE at: [ 71.134326][ T5074] lock_acquire+0x1ae/0x510 [ 71.140727][ T5074] _raw_spin_lock_irqsave+0x3a/0x50 [ 71.147823][ T5074] input_inject_event+0xa4/0x370 [ 71.154665][ T5074] led_set_brightness+0x211/0x290 [ 71.161598][ T5074] led_trigger_event+0xb2/0x240 [ 71.168348][ T5074] kbd_led_trigger_activate+0xc6/0x100 [ 71.175714][ T5074] led_trigger_set+0x589/0xc00 [ 71.182373][ T5074] led_trigger_set_default+0x1d2/0x230 [ 71.189729][ T5074] led_classdev_register_ext+0x78d/0xa10 [ 71.197262][ T5074] input_leds_connect+0x54a/0x8d0 [ 71.204182][ T5074] input_attach_handler.isra.0+0x17c/0x250 [ 71.211888][ T5074] input_register_device+0xb1e/0x1130 [ 71.219165][ T5074] atkbd_connect+0x5e2/0xa20 [ 71.225659][ T5074] serio_driver_probe+0x71/0xa0 [ 71.232405][ T5074] really_probe+0x234/0xc90 [ 71.238805][ T5074] __driver_probe_device+0x1de/0x4b0 [ 71.245989][ T5074] driver_probe_device+0x4c/0x1a0 [ 71.252912][ T5074] __driver_attach+0x274/0x570 [ 71.259572][ T5074] bus_for_each_dev+0x13c/0x1d0 [ 71.266321][ T5074] serio_handle_event+0x2b8/0xa90 [ 71.273240][ T5074] process_one_work+0x884/0x15c0 [ 71.280072][ T5074] worker_thread+0x8b9/0x1290 [ 71.286643][ T5074] kthread+0x33c/0x440 [ 71.292604][ T5074] ret_from_fork+0x45/0x80 [ 71.298917][ T5074] ret_from_fork_asm+0x11/0x20 [ 71.305593][ T5074] } [ 71.308246][ T5074] ... key at: [] __key.6+0x0/0x40 [ 71.315519][ T5074] -> (&client->buffer_lock){....}-{2:2} { [ 71.321320][ T5074] INITIAL USE at: [ 71.325281][ T5074] lock_acquire+0x1ae/0x510 [ 71.331512][ T5074] _raw_spin_lock+0x2e/0x40 [ 71.337742][ T5074] evdev_pass_values+0x10e/0x9b0 [ 71.344405][ T5074] evdev_events+0x1b7/0x390 [ 71.350650][ T5074] input_to_handler+0x29e/0x4c0 [ 71.357226][ T5074] input_pass_values.part.0+0x52f/0x7a0 [ 71.364502][ T5074] input_event_dispose+0x5ee/0x770 [ 71.371348][ T5074] input_handle_event+0x11c/0xd80 [ 71.378095][ T5074] input_inject_event+0x1bb/0x370 [ 71.384842][ T5074] evdev_write+0x456/0x750 [ 71.391002][ T5074] vfs_write+0x2a4/0xdf0 [ 71.396970][ T5074] ksys_write+0x1f0/0x250 [ 71.403025][ T5074] do_syscall_64+0x3f/0x110 [ 71.409253][ T5074] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 71.416869][ T5074] } [ 71.419436][ T5074] ... key at: [] __key.3+0x0/0x40 [ 71.426622][ T5074] ... acquired at: [ 71.430491][ T5074] _raw_spin_lock+0x2e/0x40 [ 71.435155][ T5074] evdev_pass_values+0x10e/0x9b0 [ 71.440253][ T5074] evdev_events+0x1b7/0x390 [ 71.444916][ T5074] input_to_handler+0x29e/0x4c0 [ 71.449929][ T5074] input_pass_values.part.0+0x52f/0x7a0 [ 71.455640][ T5074] input_event_dispose+0x5ee/0x770 [ 71.460931][ T5074] input_handle_event+0x11c/0xd80 [ 71.466111][ T5074] input_inject_event+0x1bb/0x370 [ 71.471295][ T5074] evdev_write+0x456/0x750 [ 71.475873][ T5074] vfs_write+0x2a4/0xdf0 [ 71.480276][ T5074] ksys_write+0x1f0/0x250 [ 71.484769][ T5074] do_syscall_64+0x3f/0x110 [ 71.489433][ T5074] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 71.495486][ T5074] [ 71.497798][ T5074] -> (&new->fa_lock){....}-{2:2} { [ 71.502907][ T5074] INITIAL READ USE at: [ 71.507238][ T5074] lock_acquire+0x1ae/0x510 [ 71.513745][ T5074] _raw_read_lock_irqsave+0x70/0x90 [ 71.520930][ T5074] kill_fasync+0x138/0x4f0 [ 71.527331][ T5074] evdev_pass_values+0x619/0x9b0 [ 71.534253][ T5074] evdev_events+0x1b7/0x390 [ 71.540745][ T5074] input_to_handler+0x29e/0x4c0 [ 71.547583][ T5074] input_pass_values.part.0+0x52f/0x7a0 [ 71.555118][ T5074] input_event_dispose+0x5ee/0x770 [ 71.562218][ T5074] input_handle_event+0x11c/0xd80 [ 71.569251][ T5074] input_inject_event+0x1bb/0x370 [ 71.576259][ T5074] evdev_write+0x456/0x750 [ 71.582705][ T5074] vfs_write+0x2a4/0xdf0 [ 71.588935][ T5074] ksys_write+0x1f0/0x250 [ 71.595254][ T5074] do_syscall_64+0x3f/0x110 [ 71.601758][ T5074] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 71.609667][ T5074] } [ 71.612153][ T5074] ... key at: [] __key.0+0x0/0x40 [ 71.619252][ T5074] ... acquired at: [ 71.623035][ T5074] _raw_read_lock_irqsave+0x70/0x90 [ 71.628416][ T5074] kill_fasync+0x138/0x4f0 [ 71.632993][ T5074] evdev_pass_values+0x619/0x9b0 [ 71.638094][ T5074] evdev_events+0x1b7/0x390 [ 71.642759][ T5074] input_to_handler+0x29e/0x4c0 [ 71.647775][ T5074] input_pass_values.part.0+0x52f/0x7a0 [ 71.653489][ T5074] input_event_dispose+0x5ee/0x770 [ 71.658822][ T5074] input_handle_event+0x11c/0xd80 [ 71.664004][ T5074] input_inject_event+0x1bb/0x370 [ 71.669185][ T5074] evdev_write+0x456/0x750 [ 71.673781][ T5074] vfs_write+0x2a4/0xdf0 [ 71.678233][ T5074] ksys_write+0x1f0/0x250 [ 71.682726][ T5074] do_syscall_64+0x3f/0x110 [ 71.687390][ T5074] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 71.693443][ T5074] [ 71.695753][ T5074] [ 71.695753][ T5074] the dependencies between the lock to be acquired [ 71.695758][ T5074] and HARDIRQ-irq-unsafe lock: [ 71.709243][ T5074] -> (tasklist_lock){.+.?}-{2:2} { [ 71.714439][ T5074] HARDIRQ-ON-R at: [ 71.718488][ T5074] lock_acquire+0x1ae/0x510 [ 71.724819][ T5074] _raw_read_lock+0x5f/0x70 [ 71.731136][ T5074] __do_wait+0x105/0x890 [ 71.737192][ T5074] do_wait+0x212/0x520 [ 71.743075][ T5074] kernel_wait+0xa0/0x150 [ 71.749210][ T5074] call_usermodehelper_exec_work+0xf1/0x170 [ 71.756912][ T5074] process_one_work+0x884/0x15c0 [ 71.763675][ T5074] worker_thread+0x8b9/0x1290 [ 71.770168][ T5074] kthread+0x33c/0x440 [ 71.776046][ T5074] ret_from_fork+0x45/0x80 [ 71.782272][ T5074] ret_from_fork_asm+0x11/0x20 [ 71.788853][ T5074] IN-SOFTIRQ-R at: [ 71.792903][ T5074] lock_acquire+0x1ae/0x510 [ 71.799219][ T5074] _raw_read_lock+0x3a/0x70 [ 71.805534][ T5074] send_sigurg+0xb0/0xc50 [ 71.811678][ T5074] sk_send_sigurg+0x7a/0x370 [ 71.818088][ T5074] tcp_urg+0x348/0xb90 [ 71.823969][ T5074] tcp_rcv_established+0x8af/0x20d0 [ 71.830975][ T5074] tcp_v6_do_rcv+0x819/0x1630 [ 71.837477][ T5074] tcp_v6_rcv+0x3004/0x34d0 [ 71.843813][ T5074] ip6_protocol_deliver_rcu+0x33b/0x13d0 [ 71.851251][ T5074] ip6_input_finish+0x14f/0x2f0 [ 71.857907][ T5074] ip6_input+0xce/0x440 [ 71.863872][ T5074] ipv6_rcv+0x563/0x720 [ 71.869837][ T5074] __netif_receive_skb_one_core+0x115/0x180 [ 71.877537][ T5074] __netif_receive_skb+0x1f/0x1b0 [ 71.884370][ T5074] process_backlog+0x101/0x6b0 [ 71.890941][ T5074] __napi_poll.constprop.0+0xb4/0x540 [ 71.898120][ T5074] net_rx_action+0x956/0xe90 [ 71.904518][ T5074] __do_softirq+0x21a/0x968 [ 71.910876][ T5074] do_softirq+0xaa/0xe0 [ 71.916841][ T5074] __local_bh_enable_ip+0xf8/0x120 [ 71.923778][ T5074] sk_stream_wait_memory+0x65a/0x1010 [ 71.930963][ T5074] tcp_sendmsg_locked+0xa70/0x3460 [ 71.937889][ T5074] tcp_sendmsg+0x2e/0x40 [ 71.943947][ T5074] inet6_sendmsg+0x9d/0xe0 [ 71.950189][ T5074] __sock_sendmsg+0xd5/0x180 [ 71.956588][ T5074] __sys_sendto+0x255/0x340 [ 71.962908][ T5074] __x64_sys_sendto+0xe0/0x1b0 [ 71.969527][ T5074] do_syscall_64+0x3f/0x110 [ 71.975846][ T5074] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 71.983562][ T5074] SOFTIRQ-ON-R at: [ 71.987646][ T5074] lock_acquire+0x1ae/0x510 [ 71.993963][ T5074] _raw_read_lock+0x5f/0x70 [ 72.000366][ T5074] __do_wait+0x105/0x890 [ 72.006425][ T5074] do_wait+0x212/0x520 [ 72.012305][ T5074] kernel_wait+0xa0/0x150 [ 72.018442][ T5074] call_usermodehelper_exec_work+0xf1/0x170 [ 72.026143][ T5074] process_one_work+0x884/0x15c0 [ 72.032939][ T5074] worker_thread+0x8b9/0x1290 [ 72.039449][ T5074] kthread+0x33c/0x440 [ 72.045328][ T5074] ret_from_fork+0x45/0x80 [ 72.051564][ T5074] ret_from_fork_asm+0x11/0x20 [ 72.058147][ T5074] INITIAL USE at: [ 72.062110][ T5074] lock_acquire+0x1ae/0x510 [ 72.068342][ T5074] _raw_write_lock_irq+0x36/0x50 [ 72.075020][ T5074] copy_process+0x45f4/0x74b0 [ 72.081419][ T5074] kernel_clone+0xfd/0x920 [ 72.087561][ T5074] user_mode_thread+0xb4/0xf0 [ 72.093960][ T5074] rest_init+0x27/0x2b0 [ 72.099852][ T5074] arch_call_rest_init+0x13/0x30 [ 72.106516][ T5074] start_kernel+0x39f/0x480 [ 72.112743][ T5074] x86_64_start_reservations+0x18/0x30 [ 72.119923][ T5074] x86_64_start_kernel+0xb2/0xc0 [ 72.126584][ T5074] secondary_startup_64_no_verify+0x166/0x16b [ 72.134401][ T5074] INITIAL READ USE at: [ 72.138799][ T5074] lock_acquire+0x1ae/0x510 [ 72.145497][ T5074] _raw_read_lock+0x5f/0x70 [ 72.152158][ T5074] __do_wait+0x105/0x890 [ 72.158562][ T5074] do_wait+0x212/0x520 [ 72.164793][ T5074] kernel_wait+0xa0/0x150 [ 72.171275][ T5074] call_usermodehelper_exec_work+0xf1/0x170 [ 72.179327][ T5074] process_one_work+0x884/0x15c0 [ 72.186427][ T5074] worker_thread+0x8b9/0x1290 [ 72.193262][ T5074] kthread+0x33c/0x440 [ 72.199489][ T5074] ret_from_fork+0x45/0x80 [ 72.206063][ T5074] ret_from_fork_asm+0x11/0x20 [ 72.212987][ T5074] } [ 72.215555][ T5074] ... key at: [] tasklist_lock+0x18/0x40 [ 72.223346][ T5074] ... acquired at: [ 72.227216][ T5074] _raw_read_lock+0x5f/0x70 [ 72.231881][ T5074] send_sigurg+0xb0/0xc50 [ 72.236373][ T5074] sk_send_sigurg+0x7a/0x370 [ 72.241124][ T5074] tcp_urg+0x348/0xb90 [ 72.245353][ T5074] tcp_rcv_established+0x8af/0x20d0 [ 72.250710][ T5074] tcp_v6_do_rcv+0x819/0x1630 [ 72.255545][ T5074] __release_sock+0x132/0x3a0 [ 72.260382][ T5074] release_sock+0x5a/0x1f0 [ 72.264960][ T5074] sk_stream_wait_memory+0x65a/0x1010 [ 72.270497][ T5074] tcp_sendmsg_locked+0xa70/0x3460 [ 72.275774][ T5074] tcp_sendmsg+0x2e/0x40 [ 72.280182][ T5074] inet6_sendmsg+0x9d/0xe0 [ 72.284761][ T5074] __sock_sendmsg+0xd5/0x180 [ 72.289508][ T5074] __sys_sendto+0x255/0x340 [ 72.294202][ T5074] __x64_sys_sendto+0xe0/0x1b0 [ 72.299125][ T5074] do_syscall_64+0x3f/0x110 [ 72.303793][ T5074] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 72.309845][ T5074] [ 72.312150][ T5074] -> (&f->f_owner.lock){...-}-{2:2} { [ 72.317517][ T5074] IN-SOFTIRQ-R at: [ 72.321480][ T5074] lock_acquire+0x1ae/0x510 [ 72.327623][ T5074] _raw_read_lock_irqsave+0x46/0x90 [ 72.334462][ T5074] send_sigurg+0x22/0xc50 [ 72.340427][ T5074] sk_send_sigurg+0x7a/0x370 [ 72.346655][ T5074] tcp_urg+0x348/0xb90 [ 72.352359][ T5074] tcp_rcv_established+0x8af/0x20d0 [ 72.359193][ T5074] tcp_v6_do_rcv+0x819/0x1630 [ 72.365508][ T5074] tcp_v6_rcv+0x3004/0x34d0 [ 72.371648][ T5074] ip6_protocol_deliver_rcu+0x33b/0x13d0 [ 72.378926][ T5074] ip6_input_finish+0x14f/0x2f0 [ 72.385419][ T5074] ip6_input+0xce/0x440 [ 72.391216][ T5074] ipv6_rcv+0x563/0x720 [ 72.397012][ T5074] __netif_receive_skb_one_core+0x115/0x180 [ 72.404542][ T5074] __netif_receive_skb+0x1f/0x1b0 [ 72.411199][ T5074] process_backlog+0x101/0x6b0 [ 72.417687][ T5074] __napi_poll.constprop.0+0xb4/0x540 [ 72.424697][ T5074] net_rx_action+0x956/0xe90 [ 72.430918][ T5074] __do_softirq+0x21a/0x968 [ 72.437062][ T5074] do_softirq+0xaa/0xe0 [ 72.442861][ T5074] __local_bh_enable_ip+0xf8/0x120 [ 72.449609][ T5074] sk_stream_wait_memory+0x65a/0x1010 [ 72.456620][ T5074] tcp_sendmsg_locked+0xa70/0x3460 [ 72.463381][ T5074] tcp_sendmsg+0x2e/0x40 [ 72.469267][ T5074] inet6_sendmsg+0x9d/0xe0 [ 72.475323][ T5074] __sock_sendmsg+0xd5/0x180 [ 72.481547][ T5074] __sys_sendto+0x255/0x340 [ 72.487688][ T5074] __x64_sys_sendto+0xe0/0x1b0 [ 72.494088][ T5074] do_syscall_64+0x3f/0x110 [ 72.500231][ T5074] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 72.507763][ T5074] INITIAL USE at: [ 72.511639][ T5074] lock_acquire+0x1ae/0x510 [ 72.517700][ T5074] _raw_write_lock_irq+0x36/0x50 [ 72.524193][ T5074] f_modown+0x2a/0x390 [ 72.529813][ T5074] f_setown+0xd4/0x2a0 [ 72.535433][ T5074] do_fcntl+0x11e6/0x1260 [ 72.541313][ T5074] __x64_sys_fcntl+0x16c/0x1e0 [ 72.547625][ T5074] do_syscall_64+0x3f/0x110 [ 72.553688][ T5074] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 72.561132][ T5074] INITIAL READ USE at: [ 72.565447][ T5074] lock_acquire+0x1ae/0x510 [ 72.571950][ T5074] _raw_read_lock_irqsave+0x70/0x90 [ 72.579138][ T5074] send_sigurg+0x22/0xc50 [ 72.585456][ T5074] sk_send_sigurg+0x7a/0x370 [ 72.592045][ T5074] tcp_urg+0x348/0xb90 [ 72.598096][ T5074] tcp_rcv_established+0x8af/0x20d0 [ 72.605277][ T5074] tcp_v6_do_rcv+0x819/0x1630 [ 72.611938][ T5074] __release_sock+0x132/0x3a0 [ 72.618605][ T5074] release_sock+0x5a/0x1f0 [ 72.625054][ T5074] sk_stream_wait_memory+0x65a/0x1010 [ 72.632431][ T5074] tcp_sendmsg_locked+0xa70/0x3460 [ 72.639548][ T5074] tcp_sendmsg+0x2e/0x40 [ 72.645796][ T5074] inet6_sendmsg+0x9d/0xe0 [ 72.652199][ T5074] __sock_sendmsg+0xd5/0x180 [ 72.658859][ T5074] __sys_sendto+0x255/0x340 [ 72.665363][ T5074] __x64_sys_sendto+0xe0/0x1b0 [ 72.672107][ T5074] do_syscall_64+0x3f/0x110 [ 72.678594][ T5074] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 72.686487][ T5074] } [ 72.688966][ T5074] ... key at: [] __key.5+0x0/0x40 [ 72.696064][ T5074] ... acquired at: [ 72.699852][ T5074] lock_acquire+0x1ae/0x510 [ 72.704520][ T5074] _raw_read_lock_irqsave+0x70/0x90 [ 72.709883][ T5074] send_sigio+0x28/0x3c0 [ 72.714288][ T5074] kill_fasync+0x1f6/0x4f0 [ 72.718868][ T5074] evdev_pass_values+0x619/0x9b0 [ 72.723979][ T5074] evdev_events+0x1b7/0x390 [ 72.728640][ T5074] input_to_handler+0x29e/0x4c0 [ 72.733661][ T5074] input_pass_values.part.0+0x52f/0x7a0 [ 72.739371][ T5074] input_event_dispose+0x5ee/0x770 [ 72.744645][ T5074] input_handle_event+0x11c/0xd80 [ 72.749839][ T5074] input_inject_event+0x1bb/0x370 [ 72.755041][ T5074] evdev_write+0x456/0x750 [ 72.759619][ T5074] vfs_write+0x2a4/0xdf0 [ 72.764025][ T5074] ksys_write+0x1f0/0x250 [ 72.768515][ T5074] do_syscall_64+0x3f/0x110 [ 72.773182][ T5074] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 72.779235][ T5074] [ 72.781544][ T5074] [ 72.781544][ T5074] stack backtrace: [ 72.787414][ T5074] CPU: 1 PID: 5074 Comm: syz-executor362 Not tainted 6.6.0-syzkaller-16039-gac347a0655db #0 [ 72.797459][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 72.807498][ T5074] Call Trace: [ 72.810777][ T5074] [ 72.813695][ T5074] dump_stack_lvl+0xd9/0x1b0 [ 72.818278][ T5074] check_irq_usage+0x10b8/0x1c70 [ 72.823209][ T5074] ? __read_once_word_nocheck+0x9/0x10 [ 72.828689][ T5074] ? unwind_next_frame+0x51/0x2390 [ 72.833796][ T5074] ? print_shortest_lock_dependencies_backwards+0x1b0/0x1b0 [ 72.841069][ T5074] ? hlock_conflict+0x58/0x200 [ 72.845822][ T5074] ? __bfs+0x2f8/0x660 [ 72.849880][ T5074] ? save_trace+0xb30/0xb30 [ 72.854387][ T5074] ? mark_lock+0x105/0x1950 [ 72.858878][ T5074] ? arch_stack_walk+0x112/0x170 [ 72.863826][ T5074] ? __lock_acquire+0x2e53/0x5de0 [ 72.868898][ T5074] __lock_acquire+0x2e53/0x5de0 [ 72.873757][ T5074] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 72.879732][ T5074] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 72.885705][ T5074] lock_acquire+0x1ae/0x510 [ 72.890236][ T5074] ? send_sigio+0x28/0x3c0 [ 72.894644][ T5074] ? lock_sync+0x190/0x190 [ 72.899064][ T5074] ? lock_sync+0x190/0x190 [ 72.903471][ T5074] ? lock_sync+0x190/0x190 [ 72.907879][ T5074] _raw_read_lock_irqsave+0x70/0x90 [ 72.913067][ T5074] ? send_sigio+0x28/0x3c0 [ 72.917469][ T5074] send_sigio+0x28/0x3c0 [ 72.921704][ T5074] kill_fasync+0x1f6/0x4f0 [ 72.926108][ T5074] evdev_pass_values+0x619/0x9b0 [ 72.931036][ T5074] evdev_events+0x1b7/0x390 [ 72.935526][ T5074] ? evdev_connect+0x4c0/0x4c0 [ 72.940275][ T5074] input_to_handler+0x29e/0x4c0 [ 72.945117][ T5074] input_pass_values.part.0+0x52f/0x7a0 [ 72.950657][ T5074] input_event_dispose+0x5ee/0x770 [ 72.955767][ T5074] input_handle_event+0x11c/0xd80 [ 72.960779][ T5074] input_inject_event+0x1bb/0x370 [ 72.965791][ T5074] evdev_write+0x456/0x750 [ 72.970199][ T5074] ? evdev_read+0xdf0/0xdf0 [ 72.974705][ T5074] ? apparmor_file_permission+0x258/0x540 [ 72.980414][ T5074] ? bpf_lsm_file_permission+0x9/0x10 [ 72.985778][ T5074] ? security_file_permission+0x94/0x100 [ 72.991399][ T5074] vfs_write+0x2a4/0xdf0 [ 72.995633][ T5074] ? evdev_read+0xdf0/0xdf0 [ 73.000125][ T5074] ? kernel_write+0x6c0/0x6c0 [ 73.004796][ T5074] ? ptrace_stop.part.0+0x61a/0x900 [ 73.010014][ T5074] ? __fget_files+0x1c6/0x340 [ 73.014687][ T5074] ? __fget_light+0xe6/0x260 [ 73.019267][ T5074] ksys_write+0x1f0/0x250 [ 73.023590][ T5074] ? __ia32_sys_read+0xb0/0xb0 [ 73.028341][ T5074] ? lockdep_hardirqs_on+0x7d/0x100 [ 73.033530][ T5074] ? _raw_spin_unlock_irq+0x2e/0x50 [ 73.038720][ T5074] ? ptrace_notify+0xf4/0x130 [ 73.043386][ T5074] do_syscall_64+0x3f/0x110 [ 73.047893][ T5074] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 73.053797][ T5074] RIP: 0033:0x7f4816a74079 [ 73.058197][ T5074] 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 [ 73.077791][ T5074] RSP: 002b:00007f4816a12228 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 73.086188][ T5074] RAX: ffffffffffffffda RBX: 00007f4816afb3f8 RCX: 00007f4816a74079 [ 73.094157][ T5074] RDX: 0000000000001068 RSI: 0000000020000040 RDI: 0000000000000005 [ 73.102112][ T5074] RBP: 00007f4816afb3f0 R08: 00007f4816a126c0 R09: 00007f4816a126c0 [ 73.110069][ T5074] R10: 00007f4816a126c0 R11: 0000000000000246 R12: 00007f4816ac8018 [pid 5074] <... write resumed>) = ? [pid 5074] +++ exited with 0 +++ +++ exited with 0 +++ [ 73.118024][ T5074] R13: 010000000