[ 11.120584][ T208] ip (208) used greatest stack depth: 23832 bytes left [ 11.120604][ T208] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.120607][ T208] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 208, name: ip [ 11.120608][ T208] preempt_count: 2, expected: 0 [ 11.120609][ T208] RCU nest depth: 0, expected: 0 [ 11.120610][ T208] locks held by ip/208: 5, last CPU#0: [ 11.120612][ T208] #0: ffffffff92e167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.120624][ T208] #1: ffffffff92f7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.120629][ T208] #2: ffffffff92f7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.120633][ T208] #3: ffffffff92e9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.120637][ T208] #4: ffffffff92e9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.120641][ T208] irq event stamp: 21594 [ 11.120642][ T208] hardirqs last enabled at (21593): [] __down_trylock_console_sem+0x86/0xa0 [ 11.120645][ T208] hardirqs last disabled at (21594): [] console_emit_next_record+0x3d4/0x4c0 [ 11.120647][ T208] softirqs last enabled at (20020): [] netlink_release+0x17b/0xcf0 [ 11.120652][ T208] softirqs last disabled at (20018): [] netlink_release+0xd2/0xcf0 [ 11.120655][ T208] Preemption disabled at: [ 11.120656][ T208] [<0000000000000000>] 0x0 [ 11.120663][ T208] CPU: 0 UID: 0 PID: 208 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.120666][ T208] Tainted: [W]=WARN [ 11.120667][ T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.120669][ T208] Call Trace: [ 11.120671][ T208] [ 11.120672][ T208] dump_stack_lvl+0x6f/0xa0 [ 11.120685][ T208] __might_resched.cold+0x1fe/0x2c1 [ 11.120690][ T208] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.120694][ T208] ? __kmalloc_noprof+0xdb/0x760 [ 11.120699][ T208] __kmalloc_noprof+0x443/0x760 [ 11.120700][ T208] ? alloc_buf.isra.0+0x4b/0x260 [ 11.120707][ T208] ? do_raw_spin_unlock+0x59/0x250 [ 11.120710][ T208] alloc_buf.isra.0+0x4b/0x260 [ 11.120715][ T208] put_chars+0x1e1/0x2f0 [ 11.120717][ T208] ? __send_to_port+0x420/0x420 [ 11.120718][ T208] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.120722][ T208] ? validate_chain+0x38b/0xc20 [ 11.120727][ T208] hvc_console_print+0x292/0x780 [ 11.120735][ T208] ? hvc_write+0x3a0/0x3a0 [ 11.120737][ T208] ? rcu_is_watching+0x16/0xd0 [ 11.120739][ T208] ? lock_acquire+0x13c/0x160 [ 11.120743][ T208] console_emit_next_record+0x22f/0x4c0 [ 11.120747][ T208] ? devkmsg_read+0x4b0/0x4b0 [ 11.120749][ T208] ? console_flush_one_record+0x106/0x710 [ 11.120752][ T208] ? rcu_is_watching+0x16/0xd0 [ 11.120754][ T208] ? lock_acquire+0x13c/0x160 [ 11.120758][ T208] console_flush_one_record+0x46f/0x710 [ 11.120762][ T208] ? console_emit_next_record+0x4c0/0x4c0 [ 11.120764][ T208] ? __lock_acquire+0x518/0xc20 [ 11.120769][ T208] console_unlock+0xee/0x1f0 [ 11.120772][ T208] ? console_flush_one_record+0x710/0x710 [ 11.120774][ T208] ? rcu_is_watching+0x16/0xd0 [ 11.120775][ T208] ? lock_acquire+0xe0/0x160 [ 11.120779][ T208] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.120781][ T208] ? vprintk_emit+0x320/0x3e0 [ 11.120783][ T208] vprintk_emit+0x37c/0x3e0 [ 11.120786][ T208] ? wake_up_klogd_work_func+0x90/0x90 [ 11.120789][ T208] ? __lock_acquire+0x518/0xc20 [ 11.120793][ T208] _printk+0xc7/0x100 [ 11.120797][ T208] ? snapshot_read.cold+0x21/0x21 [ 11.120799][ T208] ? do_raw_spin_lock+0x131/0x280 [ 11.120802][ T208] ? __rwlock_init+0x150/0x150 [ 11.120806][ T208] ? do_raw_spin_lock+0x131/0x280 [ 11.120808][ T208] do_exit.cold+0x82/0x9c [ 11.120812][ T208] ? exit_notify+0x890/0x890 [ 11.120813][ T208] ? __lock_release.isra.0+0x69/0x1a0 [ 11.120816][ T208] ? rcu_is_watching+0x16/0xd0 [ 11.120819][ T208] do_group_exit+0xb8/0x370 [ 11.120822][ T208] __x64_sys_exit_group+0x3c/0x50 [ 11.120824][ T208] x64_sys_call+0x1567/0x1570 [ 11.120827][ T208] do_syscall_64+0xff/0x530 [ 11.120831][ T208] ? exc_page_fault+0xee/0x100 [ 11.120834][ T208] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.120836][ T208] RIP: 0033:0x7f38e88ca1b8 [ 11.120840][ T208] Code: Unable to access opcode bytes at 0x7f38e88ca18e. [ 11.120841][ T208] RSP: 002b:00007ffe24ecd488 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.120843][ T208] RAX: ffffffffffffffda RBX: 00007f38e89faf88 RCX: 00007f38e88ca1b8 [ 11.120844][ T208] RDX: 00007f38e8614fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.120845][ T208] RBP: 00007ffe24ecd4e0 R08: 0000000000000000 R09: 0000000000000050 [ 11.120846][ T208] R10: 00007ffe24ecd2a0 R11: 0000000000000246 R12: 0000000000000001 [ 11.120847][ T208] R13: 0000000000000000 R14: 00007f38e89f9680 R15: 00007f38e89fafa0 [ 11.120854][ T208]