./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1664421258

<...>
Warning: Permanently added '10.128.0.100' (ED25519) to the list of known hosts.
execve("./syz-executor1664421258", ["./syz-executor1664421258"], 0x7ffdfb02a0e0 /* 10 vars */) = 0
brk(NULL)                               = 0x555555f86000
brk(0x555555f86d00)                     = 0x555555f86d00
arch_prctl(ARCH_SET_FS, 0x555555f86380) = 0
set_tid_address(0x555555f86650)         = 5067
set_robust_list(0x555555f86660, 24)     = 0
rseq(0x555555f86ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1664421258", 4096) = 28
getrandom("\x1c\xb4\x97\x3e\x14\x35\xef\xc8", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555555f86d00
brk(0x555555fa7d00)                     = 0x555555fa7d00
brk(0x555555fa8000)                     = 0x555555fa8000
mprotect(0x7f012391c000, 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
openat(AT_FDCWD, "/dev/char/4:21", O_RDWR) = 3
ioctl(3, TIOCSETD, [21])                = 0
[   54.703720][ T5067] BUG: sleeping function called from invalid context at kernel/printk/printk.c:2634
[   54.713236][ T5067] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 5067, name: syz-executor166
[   54.722692][ T5067] preempt_count: 1, expected: 0
[   54.727542][ T5067] RCU nest depth: 0, expected: 0
[   54.732480][ T5067] 3 locks held by syz-executor166/5067:
[   54.738025][ T5067]  #0: ffff88807d72f0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80
[   54.747778][ T5067]  #1: ffff88807d72f130 (&tty->atomic_write_lock){+.+.}-{3:3}, at: file_tty_write.constprop.0+0x293/0x9b0
[   54.759059][ T5067]  #2: ffff88814b7973e0 (&gsm->tx_lock){....}-{2:2}, at: gsmld_write+0x62/0x150
[   54.768096][ T5067] irq event stamp: 4084
[   54.772220][ T5067] hardirqs last  enabled at (4083): [<ffffffff8a832513>] _raw_spin_unlock_irq+0x23/0x50
[   54.781915][ T5067] hardirqs last disabled at (4084): [<ffffffff8a83233e>] _raw_spin_lock_irqsave+0x4e/0x50
[   54.791781][ T5067] softirqs last  enabled at (3550): [<ffffffff8a8351a7>] __do_softirq+0x597/0x8de
[   54.800961][ T5067] softirqs last disabled at (3539): [<ffffffff814f93e7>] irq_exit_rcu+0xb7/0x120
[   54.810075][ T5067] Preemption disabled at:
[   54.810080][ T5067] [<0000000000000000>] 0x0
[   54.818767][ T5067] CPU: 0 PID: 5067 Comm: syz-executor166 Not tainted 6.7.0-rc2-syzkaller-00265-gd2da77f431ac #0
[   54.829153][ T5067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
[   54.839187][ T5067] Call Trace:
[   54.842445][ T5067]  <TASK>
[   54.845352][ T5067]  dump_stack_lvl+0xd9/0x1b0
[   54.849958][ T5067]  __might_resched+0x3c3/0x5e0
[   54.854731][ T5067]  ? preempt_count_sub+0x160/0x160
[   54.859836][ T5067]  ? add_lock_to_list+0x17d/0x380
[   54.864865][ T5067]  console_lock+0x34/0x150
[   54.869272][ T5067]  do_con_write+0x145/0x7f40
[   54.873864][ T5067]  ? lockdep_hardirqs_on_prepare+0x420/0x420
[   54.879846][ T5067]  ? preempt_count_sub+0x160/0x160
[   54.884952][ T5067]  ? reset_palette+0x2a0/0x2a0
[   54.889710][ T5067]  ? lock_acquire+0x1ae/0x520
[   54.894384][ T5067]  ? lock_sync+0x190/0x190
[   54.898799][ T5067]  ? do_raw_spin_lock+0x12e/0x2b0
[   54.903817][ T5067]  ? spin_bug+0x1d0/0x1d0
[   54.908142][ T5067]  con_write+0x23/0xb0
[   54.912208][ T5067]  gsmld_write+0xd0/0x150
[   54.916528][ T5067]  ? gsm_dlci_copy_config_values+0x300/0x300
[   54.922501][ T5067]  file_tty_write.constprop.0+0x519/0x9b0
[   54.928219][ T5067]  vfs_write+0x64f/0xdf0
[   54.932455][ T5067]  ? kernel_write+0x6c0/0x6c0
[   54.937131][ T5067]  ? __fget_light+0x1fc/0x260
[   54.941804][ T5067]  ksys_write+0x12f/0x250
[   54.946125][ T5067]  ? __ia32_sys_read+0xb0/0xb0
[   54.950883][ T5067]  ? syscall_trace_enter.constprop.0+0xaf/0x1e0
[   54.957120][ T5067]  do_syscall_64+0x40/0x110
[   54.961619][ T5067]  entry_SYSCALL_64_after_hwframe+0x63/0x6b
[   54.967513][ T5067] RIP: 0033:0x7f01238a9569
[   54.971921][ T5067] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
[   54.991518][ T5067] RSP: 002b:00007ffd245164f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
write(3, NULL, 0)                       = 0
exit_group(0)                           = ?
+++ exited with 0 +++
[   54.999925][ T5067] RAX: ffffffffffffffda RBX: 00007ffd24516