[ 11.489441][ T239] ip (239) used greatest stack depth: 23952 bytes left [ 11.489467][ T239] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.489469][ T239] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 239, name: ip [ 11.489471][ T239] preempt_count: 2, expected: 0 [ 11.489471][ T239] RCU nest depth: 0, expected: 0 [ 11.489472][ T239] locks held by ip/239: 5, last CPU#1: [ 11.489474][ T239] #0: ffffffffb84167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.489485][ T239] #1: ffffffffb857ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.489490][ T239] #2: ffffffffb857de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.489495][ T239] #3: ffffffffb849d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.489499][ T239] #4: ffffffffb849d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.489503][ T239] irq event stamp: 25826 [ 11.489504][ T239] hardirqs last enabled at (25825): [] __down_trylock_console_sem+0x86/0xa0 [ 11.489508][ T239] hardirqs last disabled at (25826): [] console_emit_next_record+0x3d4/0x4c0 [ 11.489510][ T239] softirqs last enabled at (25626): [] handle_softirqs+0x67c/0x900 [ 11.489512][ T239] softirqs last disabled at (25621): [] __irq_exit_rcu+0x145/0x1c0 [ 11.489514][ T239] Preemption disabled at: [ 11.489515][ T239] [<0000000000000000>] 0x0 [ 11.489522][ T239] CPU: 1 UID: 0 PID: 239 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.489525][ T239] Tainted: [W]=WARN [ 11.489526][ T239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.489528][ T239] Call Trace: [ 11.489529][ T239] [ 11.489531][ T239] dump_stack_lvl+0x6f/0xa0 [ 11.489537][ T239] __might_resched.cold+0x1fe/0x2c1 [ 11.489542][ T239] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.489546][ T239] ? __kmalloc_noprof+0xdb/0x760 [ 11.489550][ T239] __kmalloc_noprof+0x443/0x760 [ 11.489552][ T239] ? alloc_buf.isra.0+0x4b/0x260 [ 11.489559][ T239] ? do_raw_spin_unlock+0x59/0x250 [ 11.489561][ T239] alloc_buf.isra.0+0x4b/0x260 [ 11.489565][ T239] put_chars+0x1e1/0x2f0 [ 11.489568][ T239] ? __send_to_port+0x420/0x420 [ 11.489569][ T239] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.489572][ T239] ? validate_chain+0x38b/0xc20 [ 11.489578][ T239] hvc_console_print+0x292/0x780 [ 11.489586][ T239] ? hvc_write+0x3a0/0x3a0 [ 11.489588][ T239] ? rcu_is_watching+0x16/0xd0 [ 11.489590][ T239] ? lock_acquire+0x13c/0x160 [ 11.489595][ T239] console_emit_next_record+0x22f/0x4c0 [ 11.489599][ T239] ? devkmsg_read+0x4b0/0x4b0 [ 11.489600][ T239] ? console_flush_one_record+0x106/0x710 [ 11.489604][ T239] ? rcu_is_watching+0x16/0xd0 [ 11.489605][ T239] ? lock_acquire+0x13c/0x160 [ 11.489609][ T239] console_flush_one_record+0x46f/0x710 [ 11.489614][ T239] ? console_emit_next_record+0x4c0/0x4c0 [ 11.489616][ T239] ? __lock_acquire+0x518/0xc20 [ 11.489621][ T239] console_unlock+0xee/0x1f0 [ 11.489624][ T239] ? console_flush_one_record+0x710/0x710 [ 11.489626][ T239] ? rcu_is_watching+0x16/0xd0 [ 11.489628][ T239] ? lock_acquire+0xe0/0x160 [ 11.489632][ T239] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.489633][ T239] ? vprintk_emit+0x320/0x3e0 [ 11.489636][ T239] vprintk_emit+0x37c/0x3e0 [ 11.489640][ T239] ? wake_up_klogd_work_func+0x90/0x90 [ 11.489642][ T239] ? __lock_acquire+0x518/0xc20 [ 11.489646][ T239] _printk+0xc7/0x100 [ 11.489650][ T239] ? snapshot_read.cold+0x21/0x21 [ 11.489653][ T239] ? do_raw_spin_lock+0x131/0x280 [ 11.489656][ T239] ? __rwlock_init+0x150/0x150 [ 11.489660][ T239] ? do_raw_spin_lock+0x131/0x280 [ 11.489662][ T239] do_exit.cold+0x82/0x9c [ 11.489666][ T239] ? exit_notify+0x890/0x890 [ 11.489668][ T239] ? __lock_release.isra.0+0x69/0x1a0 [ 11.489670][ T239] ? rcu_is_watching+0x16/0xd0 [ 11.489674][ T239] do_group_exit+0xb8/0x370 [ 11.489677][ T239] __x64_sys_exit_group+0x3c/0x50 [ 11.489679][ T239] x64_sys_call+0x1567/0x1570 [ 11.489681][ T239] do_syscall_64+0xff/0x530 [ 11.489685][ T239] ? exc_page_fault+0xee/0x100 [ 11.489688][ T239] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.489690][ T239] RIP: 0033:0x7fe8b42a31b8 [ 11.489693][ T239] Code: Unable to access opcode bytes at 0x7fe8b42a318e. [ 11.489694][ T239] RSP: 002b:00007ffed61cdb78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.489696][ T239] RAX: ffffffffffffffda RBX: 00007fe8b43d3f88 RCX: 00007fe8b42a31b8 [ 11.489698][ T239] RDX: 00007fe8b3fedfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.489699][ T239] RBP: 00007ffed61cdbd0 R08: 0000000000000000 R09: 0000000000000000 [ 11.489699][ T239] R10: 00007ffed61cd990 R11: 0000000000000246 R12: 0000000000000001 [ 11.489700][ T239] R13: 0000000000000000 R14: 00007fe8b43d2680 R15: 00007fe8b43d3fa0 [ 11.489707][ T239] [ 11.535861][ T240] veth0: renamed from ioam-veth-alpha [ 11.581985][ T241] veth0: renamed from ioam-veth-betaL [ 11.611480][ T242] veth1: renamed from ioam-veth-betaR [ 11.642175][ T243] veth0: renamed from ioam-veth-gamma