[ 15.313572][ T3897] 8021q: adding VLAN 0 to HW filter on device bond0 [ 15.319666][ T3897] eql: remember to turn off Van-Jacobson compression on your slave devices [ 15.362718][ T39] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 15.369571][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.209' (ED25519) to the list of known hosts. executing program syzkaller login: [ 31.462795][ T4222] BUG: sleeping function called from invalid context at kernel/printk/printk.c:2617 [ 31.465384][ T4222] in_atomic(): 1, irqs_disabled(): 128, non_block: 0, pid: 4222, name: syz-executor367 [ 31.467921][ T4222] preempt_count: 1, expected: 0 [ 31.469167][ T4222] RCU nest depth: 0, expected: 0 [ 31.470542][ T4222] 3 locks held by syz-executor367/4222: [ 31.472027][ T4222] #0: ffff0000d8c04098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 31.474509][ T4222] #1: ffff0000d8c04130 (&tty->atomic_write_lock){+.+.}-{3:3}, at: file_tty_write+0x18c/0x6f0 [ 31.477240][ T4222] #2: ffff0000d2ced3e0 (&gsm->tx_lock){....}-{2:2}, at: gsmld_write+0x60/0x154 [ 31.479680][ T4222] irq event stamp: 15280 [ 31.480808][ T4222] hardirqs last enabled at (15279): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 31.483515][ T4222] hardirqs last disabled at (15280): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 31.486093][ T4222] softirqs last enabled at (14072): [] __do_softirq+0xc1c/0xe38 [ 31.488540][ T4222] softirqs last disabled at (14057): [] ____do_softirq+0x14/0x20 [ 31.491160][ T4222] Preemption disabled at: [ 31.491167][ T4222] [] gsmld_write+0x60/0x154 [ 31.493916][ T4222] CPU: 1 PID: 4222 Comm: syz-executor367 Not tainted 6.1.83-syzkaller #0 [ 31.496204][ T4222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.498813][ T4222] Call trace: [ 31.499696][ T4222] dump_backtrace+0x1c8/0x1f4 [ 31.500949][ T4222] show_stack+0x2c/0x3c [ 31.502002][ T4222] dump_stack_lvl+0x108/0x170 [ 31.503222][ T4222] dump_stack+0x1c/0x5c [ 31.504376][ T4222] __might_resched+0x37c/0x4d8 [ 31.505629][ T4222] __might_sleep+0x90/0xe4 [ 31.506812][ T4222] console_lock+0x38/0x238 [ 31.507939][ T4222] do_con_write+0x110/0x5a8c [ 31.509178][ T4222] con_write+0x34/0x58 [ 31.510283][ T4222] gsmld_write+0x104/0x154 [ 31.511467][ T4222] file_tty_write+0x404/0x6f0 [ 31.512719][ T4222] tty_write+0x48/0x58 [ 31.513741][ T4222] do_iter_write+0x534/0x964 [ 31.514949][ T4222] do_writev+0x220/0x3ec [ 31.516126][ T4222] __arm64_sys_writev+0x80/0x94 [ 31.517388][ T4222] invoke_syscall+0x98/0x2c0 [ 31.518574][ T4222] el0_svc_common+0x138/0x258 [ 31.519806][ T4222] do_el0_svc+0x64/0x218 [ 31.520952][ T4222] el0_svc+0x58/0x168 [ 31.521984][ T4222] el0t_64_sync_handler+0x84/0xf0 [ 31.523328][ T4222] el0t_64_sync+0x18c/0x190