[ 8.757621][ T181] ip (181) used greatest stack depth: 24624 bytes left [ 8.757636][ T181] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 8.757638][ T181] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 181, name: ip [ 8.757639][ T181] preempt_count: 2, expected: 0 [ 8.757640][ T181] RCU nest depth: 0, expected: 0 [ 8.757641][ T181] locks held by ip/181: 5, last CPU#0: [ 8.757643][ T181] #0: ffffffffaaa027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 8.757655][ T181] #1: ffffffffaab99cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 8.757660][ T181] #2: ffffffffaab99d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 8.757663][ T181] #3: ffffffffaaa89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 8.757666][ T181] #4: ffffffffaaa89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 8.757670][ T181] irq event stamp: 28270 [ 8.757671][ T181] hardirqs last enabled at (28269): [] __down_trylock_console_sem+0x86/0xa0 [ 8.757674][ T181] hardirqs last disabled at (28270): [] console_emit_next_record+0x3f8/0x4f0 [ 8.757676][ T181] softirqs last enabled at (28264): [] handle_softirqs+0x67c/0x900 [ 8.757678][ T181] softirqs last disabled at (28003): [] __irq_exit_rcu+0x145/0x1c0 [ 8.757681][ T181] Preemption disabled at: [ 8.757681][ T181] [<0000000000000000>] 0x0 [ 8.757688][ T181] CPU: 0 UID: 0 PID: 181 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 8.757691][ T181] Tainted: [W]=WARN [ 8.757692][ T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.757693][ T181] Call Trace: [ 8.757695][ T181] [ 8.757696][ T181] dump_stack_lvl+0x6f/0xa0 [ 8.757702][ T181] __might_resched.cold+0x1fe/0x2c1 [ 8.757707][ T181] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 8.757710][ T181] ? __kmalloc_noprof+0xdb/0x760 [ 8.757715][ T181] __kmalloc_noprof+0x443/0x760 [ 8.757718][ T181] ? alloc_buf.isra.0+0x4b/0x260 [ 8.757725][ T181] ? do_raw_spin_unlock+0x59/0x250 [ 8.757727][ T181] alloc_buf.isra.0+0x4b/0x260 [ 8.757730][ T181] put_chars+0x1e1/0x2f0 [ 8.757734][ T181] ? __send_to_port+0x420/0x420 [ 8.757736][ T181] ? printk_get_next_message+0x2fe/0x7d0 [ 8.757739][ T181] ? rcu_read_lock_any_held+0x3c/0x90 [ 8.757743][ T181] ? validate_chain+0x38b/0xc20 [ 8.757747][ T181] hvc_console_print+0x292/0x780 [ 8.757751][ T181] ? __lock_acquire+0x518/0xc20 [ 8.757753][ T181] ? __lock_acquire+0x518/0xc20 [ 8.757758][ T181] ? hvc_write+0x3a0/0x3a0 [ 8.757761][ T181] ? rcu_is_watching+0x16/0xd0 [ 8.757764][ T181] ? lock_acquire+0x13c/0x160 [ 8.757768][ T181] console_emit_next_record+0x252/0x4f0 [ 8.757771][ T181] ? devkmsg_read+0x4e0/0x4e0 [ 8.757775][ T181] ? rcu_is_watching+0x16/0xd0 [ 8.757777][ T181] ? lock_acquire+0x13c/0x160 [ 8.757781][ T181] console_flush_one_record+0x46f/0x710 [ 8.757785][ T181] ? console_emit_next_record+0x4f0/0x4f0 [ 8.757786][ T181] ? __lock_acquire+0x518/0xc20 [ 8.757792][ T181] console_unlock+0xee/0x1f0 [ 8.757794][ T181] ? console_flush_one_record+0x710/0x710 [ 8.757796][ T181] ? rcu_is_watching+0x16/0xd0 [ 8.757797][ T181] ? lock_acquire+0x60/0x160 [ 8.757801][ T181] ? __down_trylock_console_sem+0x5e/0xa0 [ 8.757803][ T181] ? vprintk_emit+0x320/0x3e0 [ 8.757806][ T181] vprintk_emit+0x37c/0x3e0 [ 8.757810][ T181] ? wake_up_klogd_work_func+0x90/0x90 [ 8.757813][ T181] ? __lock_acquire+0x518/0xc20 [ 8.757816][ T181] _printk+0xc7/0x100 [ 8.757820][ T181] ? snapshot_read.cold+0x21/0x21 [ 8.757823][ T181] ? do_raw_spin_lock+0x131/0x280 [ 8.757825][ T181] ? __rwlock_init+0x150/0x150 [ 8.757828][ T181] ? do_raw_spin_lock+0x131/0x280 [ 8.757835][ T181] do_exit.cold+0x82/0x9c [ 8.757839][ T181] ? exit_notify+0x890/0x890 [ 8.757841][ T181] ? __lock_release.isra.0+0x69/0x1a0 [ 8.757844][ T181] ? rcu_is_watching+0x16/0xd0 [ 8.757847][ T181] do_group_exit+0xb8/0x370 [ 8.757850][ T181] __x64_sys_exit_group+0x3c/0x50 [ 8.757852][ T181] x64_sys_call+0x1567/0x1570 [ 8.757855][ T181] do_syscall_64+0xff/0x530 [ 8.757858][ T181] ? exc_page_fault+0xee/0x100 [ 8.757861][ T181] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8.757863][ T181] RIP: 0033:0x7f1178a001b8 [ 8.757865][ T181] Code: Unable to access opcode bytes at 0x7f1178a0018e. [ 8.757866][ T181] RSP: 002b:00007ffd9ac4f198 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 8.757869][ T181] RAX: ffffffffffffffda RBX: 00007f1178b30f88 RCX: 00007f1178a001b8 [ 8.757870][ T181] RDX: 00007f117874afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 8.757871][ T181] RBP: 00007ffd9ac4f1f0 R08: 0000000000000000 R09: 0000000000008010 [ 8.757872][ T181] R10: 00007ffd9ac4efb0 R11: 0000000000000246 R12: 0000000000000001 [ 8.757873][ T181] R13: 0000000000000000 R14: 00007f1178b2f680 R15: 00007f1178b30fa0 [ 8.757879][ T181] [ 8.831426][ T183] team0: Port device dummy1 added [ 8.836640][ T183] ip (183) used greatest stack depth: 24560 bytes left [ 8.867093][ T184] team0: Port device dummy2 added [ 8.894541][ T184] ip (184) used greatest stack depth: 24224 bytes left [ 9.005679][ T53] dummy1: entered promiscuous mode [ 9.005992][ T53] dummy2: entered promiscuous mode [ 9.175150][ T53] dummy1: left promiscuous mode [ 9.175379][ T53] dummy2: left promiscuous mode [ 9.213447][ T205] team0 (unregistering): Port device dummy1 removed [ 9.214923][ T205] team0 (unregistering): Port device dummy2 removed