[ 9.082265][ T175] ip (175) used greatest stack depth: 24776 bytes left [ 9.082281][ T175] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.082283][ T175] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 175, name: ip [ 9.082285][ T175] preempt_count: 2, expected: 0 [ 9.082285][ T175] RCU nest depth: 0, expected: 0 [ 9.082286][ T175] locks held by ip/175: 5, last CPU#0: [ 9.082288][ T175] #0: ffffffff972027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.082300][ T175] #1: ffffffff97399cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.082305][ T175] #2: ffffffff97399d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.082309][ T175] #3: ffffffff97289660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.082312][ T175] #4: ffffffff97289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 9.082316][ T175] irq event stamp: 22584 [ 9.082316][ T175] hardirqs last enabled at (22583): [] __down_trylock_console_sem+0x86/0xa0 [ 9.082320][ T175] hardirqs last disabled at (22584): [] console_emit_next_record+0x3f8/0x4f0 [ 9.082322][ T175] softirqs last enabled at (21008): [] netlink_release+0x17b/0xcf0 [ 9.082326][ T175] softirqs last disabled at (21006): [] netlink_release+0xd2/0xcf0 [ 9.082328][ T175] Preemption disabled at: [ 9.082329][ T175] [<0000000000000000>] 0x0 [ 9.082335][ T175] CPU: 0 UID: 0 PID: 175 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.082339][ T175] Tainted: [W]=WARN [ 9.082340][ T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.082341][ T175] Call Trace: [ 9.082343][ T175] [ 9.082344][ T175] dump_stack_lvl+0x6f/0xa0 [ 9.082350][ T175] __might_resched.cold+0x1fe/0x2c1 [ 9.082355][ T175] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.082358][ T175] ? __kmalloc_noprof+0xdb/0x760 [ 9.082363][ T175] __kmalloc_noprof+0x443/0x760 [ 9.082366][ T175] ? alloc_buf.isra.0+0x4b/0x260 [ 9.082372][ T175] ? do_raw_spin_unlock+0x59/0x250 [ 9.082374][ T175] alloc_buf.isra.0+0x4b/0x260 [ 9.082378][ T175] put_chars+0x1e1/0x2f0 [ 9.082382][ T175] ? __send_to_port+0x420/0x420 [ 9.082384][ T175] ? printk_get_next_message+0x2fe/0x7d0 [ 9.082387][ T175] ? rcu_read_lock_any_held+0x3c/0x90 [ 9.082391][ T175] ? validate_chain+0x38b/0xc20 [ 9.082395][ T175] hvc_console_print+0x292/0x780 [ 9.082400][ T175] ? __lock_acquire+0x518/0xc20 [ 9.082401][ T175] ? __lock_acquire+0x518/0xc20 [ 9.082406][ T175] ? hvc_write+0x3a0/0x3a0 [ 9.082410][ T175] ? rcu_is_watching+0x16/0xd0 [ 9.082412][ T175] ? lock_acquire+0x13c/0x160 [ 9.082417][ T175] console_emit_next_record+0x252/0x4f0 [ 9.082420][ T175] ? devkmsg_read+0x4e0/0x4e0 [ 9.082424][ T175] ? rcu_is_watching+0x16/0xd0 [ 9.082426][ T175] ? lock_acquire+0x13c/0x160 [ 9.082430][ T175] console_flush_one_record+0x46f/0x710 [ 9.082434][ T175] ? console_emit_next_record+0x4f0/0x4f0 [ 9.082436][ T175] ? __lock_acquire+0x518/0xc20 [ 9.082441][ T175] console_unlock+0xee/0x1f0 [ 9.082444][ T175] ? console_flush_one_record+0x710/0x710 [ 9.082445][ T175] ? rcu_is_watching+0x16/0xd0 [ 9.082447][ T175] ? lock_acquire+0x60/0x160 [ 9.082451][ T175] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.082453][ T175] ? vprintk_emit+0x320/0x3e0 [ 9.082456][ T175] vprintk_emit+0x37c/0x3e0 [ 9.082460][ T175] ? wake_up_klogd_work_func+0x90/0x90 [ 9.082463][ T175] ? __lock_acquire+0x518/0xc20 [ 9.082467][ T175] _printk+0xc7/0x100 [ 9.082471][ T175] ? snapshot_read.cold+0x21/0x21 [ 9.082473][ T175] ? do_raw_spin_lock+0x131/0x280 [ 9.082476][ T175] ? __rwlock_init+0x150/0x150 [ 9.082479][ T175] ? do_raw_spin_lock+0x131/0x280 [ 9.082481][ T175] do_exit.cold+0x82/0x9c [ 9.082485][ T175] ? exit_notify+0x890/0x890 [ 9.082487][ T175] ? __lock_release.isra.0+0x69/0x1a0 [ 9.082490][ T175] ? rcu_is_watching+0x16/0xd0 [ 9.082494][ T175] do_group_exit+0xb8/0x370 [ 9.082497][ T175] __x64_sys_exit_group+0x3c/0x50 [ 9.082499][ T175] x64_sys_call+0x1567/0x1570 [ 9.082501][ T175] do_syscall_64+0xff/0x530 [ 9.082504][ T175] ? exc_page_fault+0xee/0x100 [ 9.082508][ T175] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.082510][ T175] RIP: 0033:0x7f2c4f00a1b8 [ 9.082512][ T175] Code: Unable to access opcode bytes at 0x7f2c4f00a18e. [ 9.082513][ T175] RSP: 002b:00007fffb638eef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.082519][ T175] RAX: ffffffffffffffda RBX: 00007f2c4f13af88 RCX: 00007f2c4f00a1b8 [ 9.082520][ T175] RDX: 00007f2c4ed54fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.082521][ T175] RBP: 00007fffb638ef50 R08: 0000000000000000 R09: 0000000000000050 [ 9.082522][ T175] R10: 00007fffb638ed10 R11: 0000000000000246 R12: 0000000000000001 [ 9.082523][ T175] R13: 0000000000000000 R14: 00007f2c4f139680 R15: 00007f2c4f13afa0 [ 9.082530][ T175] [ 9.260063][ T180] ip (180) used greatest stack depth: 24120 bytes left [ 9.437144][ T185] team1: Port device dummy1 added [ 9.466626][ T186] team1: Port device dummy1 removed