Warning: Permanently added '10.128.1.171' (ED25519) to the list of known hosts. executing program syzkaller login: [ 36.533941][ T4223] BUG: sleeping function called from invalid context at kernel/printk/printk.c:2623 [ 36.536153][ T4223] in_atomic(): 1, irqs_disabled(): 128, non_block: 0, pid: 4223, name: syz-executor298 [ 36.538247][ T4223] preempt_count: 1, expected: 0 [ 36.539359][ T4223] RCU nest depth: 0, expected: 0 [ 36.540418][ T4223] 3 locks held by syz-executor298/4223: [ 36.541642][ T4223] #0: ffff0000d5653098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 36.543798][ T4223] #1: ffff0000d5653130 (&tty->atomic_write_lock){+.+.}-{3:3}, at: file_tty_write+0x18c/0x6f0 [ 36.546192][ T4223] #2: ffff0000d7e103e0 (&gsm->tx_lock){....}-{2:2}, at: gsmld_write+0x60/0x154 [ 36.548336][ T4223] irq event stamp: 15340 [ 36.549285][ T4223] hardirqs last enabled at (15339): [] el0_svc_common+0x9c/0x258 [ 36.551434][ T4223] hardirqs last disabled at (15340): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 36.553794][ T4223] softirqs last enabled at (14340): [] __do_softirq+0xc1c/0xe38 [ 36.555891][ T4223] softirqs last disabled at (14317): [] ____do_softirq+0x14/0x20 [ 36.557965][ T4223] Preemption disabled at: [ 36.557971][ T4223] [] gsmld_write+0x60/0x154 [ 36.560288][ T4223] CPU: 1 PID: 4223 Comm: syz-executor298 Not tainted 6.1.87-syzkaller #0 [ 36.562202][ T4223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 36.564457][ T4223] Call trace: [ 36.565231][ T4223] dump_backtrace+0x1c8/0x1f4 [ 36.566323][ T4223] show_stack+0x2c/0x3c [ 36.567212][ T4223] dump_stack_lvl+0x108/0x170 [ 36.568284][ T4223] dump_stack+0x1c/0x5c [ 36.569242][ T4223] __might_resched+0x37c/0x4d8 [ 36.570364][ T4223] __might_sleep+0x90/0xe4 [ 36.571413][ T4223] console_lock+0x38/0x238 [ 36.572462][ T4223] do_con_write+0x110/0x5a8c [ 36.573473][ T4223] con_write+0x34/0x58 [ 36.574379][ T4223] gsmld_write+0x104/0x154 [ 36.575408][ T4223] file_tty_write+0x404/0x6f0 [ 36.576426][ T4223] tty_write+0x48/0x58 [ 36.577395][ T4223] vfs_write+0x610/0x914 [ 36.578264][ T4223] ksys_write+0x15c/0x26c [ 36.579248][ T4223] __arm64_sys_write+0x7c/0x90 [ 36.580311][ T4223] invoke_syscall+0x98/0x2c0 [ 36.581355][ T4223] el0_svc_common+0x138/0x258 [ 36.582435][ T4223] do_el0_svc+0x64/0x218 [ 36.583383][ T4223] el0_svc+0x58/0x168 [ 36.584273][ T4223] el0t_64_sync_handler+0x84/0xf0 [ 36.585474][ T4223] el0t_64_sync+0x18c/0x190