[ 36.893820][ T201] (udev-worker) (201) used greatest stack depth: 22696 bytes left [ 36.893839][ T201] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 36.893841][ T201] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 201, name: (udev-worker) [ 36.893842][ T201] preempt_count: 2, expected: 0 [ 36.893843][ T201] RCU nest depth: 0, expected: 0 [ 36.893844][ T201] INFO: lockdep is turned off. [ 36.893845][ T201] irq event stamp: 1650570 [ 36.893846][ T201] hardirqs last enabled at (1650569): [] _raw_spin_unlock_irq+0x28/0x50 [ 36.893855][ T201] hardirqs last disabled at (1650570): [] __schedule+0x1246/0x20e0 [ 36.893858][ T201] softirqs last enabled at (1650500): [] unix_release_sock+0x446/0xe60 [ 36.893862][ T201] softirqs last disabled at (1650498): [] unix_release_sock+0x39f/0xe60 [ 36.893864][ T201] Preemption disabled at: [ 36.893865][ T201] [<0000000000000000>] 0x0 [ 36.893871][ T201] CPU: 3 UID: 0 PID: 201 Comm: (udev-worker) Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 36.893875][ T201] Tainted: [W]=WARN [ 36.893876][ T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.893878][ T201] Call Trace: [ 36.893879][ T201] [ 36.893881][ T201] dump_stack_lvl+0x6f/0xa0 [ 36.893887][ T201] __might_resched.cold+0x1fe/0x2c1 [ 36.893891][ T201] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 36.893895][ T201] ? __asan_memcpy+0x3c/0x60 [ 36.893898][ T201] ? rcu_is_watching+0x16/0xd0 [ 36.893901][ T201] __kmalloc_noprof+0x443/0x760 [ 36.893904][ T201] ? __rwlock_init+0x150/0x150 [ 36.893907][ T201] ? alloc_buf.isra.0+0x4b/0x260 [ 36.893911][ T201] ? do_raw_spin_unlock+0x59/0x250 [ 36.893913][ T201] alloc_buf.isra.0+0x4b/0x260 [ 36.893916][ T201] put_chars+0x1e1/0x2f0 [ 36.893917][ T201] ? __send_to_port+0x420/0x420 [ 36.893919][ T201] ? console_prepend_replay+0x20/0x20 [ 36.893922][ T201] hvc_console_print+0x292/0x780 [ 36.893927][ T201] ? hvc_write+0x3a0/0x3a0 [ 36.893929][ T201] ? rcu_is_watching+0x16/0xd0 [ 36.893930][ T201] ? lock_acquire+0x13c/0x160 [ 36.893933][ T201] console_emit_next_record+0x22f/0x4c0 [ 36.893935][ T201] ? devkmsg_read+0x4b0/0x4b0 [ 36.893937][ T201] ? rcu_is_watching+0x16/0xd0 [ 36.893938][ T201] ? rcu_is_watching+0x16/0xd0 [ 36.893939][ T201] ? rcu_is_watching+0x16/0xd0 [ 36.893940][ T201] ? lock_acquire+0x13c/0x160 [ 36.893942][ T201] ? console_flush_one_record+0x111/0x710 [ 36.893944][ T201] console_flush_one_record+0x46f/0x710 [ 36.893947][ T201] ? console_emit_next_record+0x4c0/0x4c0 [ 36.893950][ T201] console_unlock+0xee/0x1f0 [ 36.893951][ T201] ? lock_acquire+0x13c/0x160 [ 36.893953][ T201] ? console_flush_one_record+0x710/0x710 [ 36.893955][ T201] ? rcu_is_watching+0x16/0xd0 [ 36.893956][ T201] ? lock_release+0x184/0x1f0 [ 36.893957][ T201] ? lock_acquire+0xe0/0x160 [ 36.893959][ T201] ? __rcu_read_lock+0x70/0x70 [ 36.893960][ T201] ? __down_trylock_console_sem+0x5e/0xa0 [ 36.893962][ T201] ? vprintk_emit+0x320/0x3e0 [ 36.893964][ T201] vprintk_emit+0x37c/0x3e0 [ 36.893966][ T201] ? wake_up_klogd_work_func+0x90/0x90 [ 36.893967][ T201] ? do_raw_read_unlock+0x70/0x70 [ 36.893969][ T201] ? forget_original_parent+0x5c/0xdb0 [ 36.893972][ T201] _printk+0xc7/0x100 [ 36.893975][ T201] ? snapshot_read.cold+0x21/0x21 [ 36.893977][ T201] ? do_raw_spin_lock+0x131/0x280 [ 36.893979][ T201] ? do_raw_spin_lock+0x131/0x280 [ 36.893981][ T201] ? __rwlock_init+0x150/0x150 [ 36.893983][ T201] ? do_raw_spin_lock+0x131/0x280 [ 36.893985][ T201] do_exit.cold+0x82/0x9c [ 36.893987][ T201] ? vfs_read+0x385/0x520 [ 36.893990][ T201] ? exit_notify+0x890/0x890 [ 36.893991][ T201] ? posixtimer_sig_unignore.isra.0+0x5f0/0x5f0 [ 36.893994][ T201] ? rcu_is_watching+0x16/0xd0 [ 36.893995][ T201] do_group_exit+0xb8/0x370 [ 36.893997][ T201] __x64_sys_exit_group+0x3c/0x50 [ 36.893999][ T201] x64_sys_call+0x1567/0x1570 [ 36.894001][ T201] do_syscall_64+0xff/0x530 [ 36.894004][ T201] ? exc_page_fault+0xee/0x100 [ 36.894006][ T201] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.894008][ T201] RIP: 0033:0x7f5951f681b8 [ 36.894010][ T201] Code: Unable to access opcode bytes at 0x7f5951f6818e. [ 36.894011][ T201] RSP: 002b:00007ffe856f3438 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7 [ 36.894015][ T201] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5951f681b8 [ 36.894016][ T201] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 36.894017][ T201] RBP: 00007ffe856f35c0 R08: 000056193962c338 R09: 0000000000000000 [ 36.894018][ T201] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000 [ 36.894018][ T201] R13: 00007f59517c6050 R14: 00007f5952499d9e R15: 00005619394ab190 [ 36.894021][ T201]