[ 11.467523][ T227] ip (227) used greatest stack depth: 23784 bytes left [ 11.467541][ T227] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.467544][ T227] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 227, name: ip [ 11.467545][ T227] preempt_count: 2, expected: 0 [ 11.467546][ T227] RCU nest depth: 0, expected: 0 [ 11.467547][ T227] locks held by ip/227: 5, last CPU#3: [ 11.467549][ T227] #0: ffffffff8fe167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.467560][ T227] #1: ffffffff8ff7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.467565][ T227] #2: ffffffff8ff7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.467569][ T227] #3: ffffffff8fe9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.467573][ T227] #4: ffffffff8fe9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.467577][ T227] irq event stamp: 29794 [ 11.467578][ T227] hardirqs last enabled at (29793): [] __down_trylock_console_sem+0x86/0xa0 [ 11.467581][ T227] hardirqs last disabled at (29794): [] console_emit_next_record+0x3d4/0x4c0 [ 11.467583][ T227] softirqs last enabled at (28228): [] netlink_release+0x17b/0xcf0 [ 11.467587][ T227] softirqs last disabled at (28226): [] netlink_release+0xd2/0xcf0 [ 11.467589][ T227] Preemption disabled at: [ 11.467590][ T227] [<0000000000000000>] 0x0 [ 11.467597][ T227] CPU: 3 UID: 0 PID: 227 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.467600][ T227] Tainted: [W]=WARN [ 11.467601][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.467603][ T227] Call Trace: [ 11.467604][ T227] [ 11.467606][ T227] dump_stack_lvl+0x6f/0xa0 [ 11.467612][ T227] __might_resched.cold+0x1fe/0x2c1 [ 11.467617][ T227] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.467621][ T227] ? __kmalloc_noprof+0xdb/0x760 [ 11.467625][ T227] __kmalloc_noprof+0x443/0x760 [ 11.467627][ T227] ? alloc_buf.isra.0+0x4b/0x260 [ 11.467633][ T227] ? do_raw_spin_unlock+0x59/0x250 [ 11.467636][ T227] alloc_buf.isra.0+0x4b/0x260 [ 11.467640][ T227] put_chars+0x1e1/0x2f0 [ 11.467642][ T227] ? __send_to_port+0x420/0x420 [ 11.467643][ T227] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.467647][ T227] ? validate_chain+0x38b/0xc20 [ 11.467652][ T227] hvc_console_print+0x292/0x780 [ 11.467660][ T227] ? hvc_write+0x3a0/0x3a0 [ 11.467662][ T227] ? rcu_is_watching+0x16/0xd0 [ 11.467664][ T227] ? lock_acquire+0x13c/0x160 [ 11.467668][ T227] console_emit_next_record+0x22f/0x4c0 [ 11.467672][ T227] ? devkmsg_read+0x4b0/0x4b0 [ 11.467674][ T227] ? console_flush_one_record+0x106/0x710 [ 11.467677][ T227] ? rcu_is_watching+0x16/0xd0 [ 11.467679][ T227] ? lock_acquire+0x13c/0x160 [ 11.467683][ T227] console_flush_one_record+0x46f/0x710 [ 11.467687][ T227] ? console_emit_next_record+0x4c0/0x4c0 [ 11.467689][ T227] ? __lock_acquire+0x518/0xc20 [ 11.467697][ T227] console_unlock+0xee/0x1f0 [ 11.467700][ T227] ? console_flush_one_record+0x710/0x710 [ 11.467702][ T227] ? rcu_is_watching+0x16/0xd0 [ 11.467703][ T227] ? lock_acquire+0xe0/0x160 [ 11.467707][ T227] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.467709][ T227] ? vprintk_emit+0x320/0x3e0 [ 11.467711][ T227] vprintk_emit+0x37c/0x3e0 [ 11.467714][ T227] ? wake_up_klogd_work_func+0x90/0x90 [ 11.467717][ T227] ? __lock_acquire+0x518/0xc20 [ 11.467721][ T227] _printk+0xc7/0x100 [ 11.467724][ T227] ? snapshot_read.cold+0x21/0x21 [ 11.467727][ T227] ? do_raw_spin_lock+0x131/0x280 [ 11.467730][ T227] ? __rwlock_init+0x150/0x150 [ 11.467733][ T227] ? do_raw_spin_lock+0x131/0x280 [ 11.467736][ T227] do_exit.cold+0x82/0x9c [ 11.467746][ T227] ? exit_notify+0x890/0x890 [ 11.467748][ T227] ? __lock_release.isra.0+0x69/0x1a0 [ 11.467750][ T227] ? rcu_is_watching+0x16/0xd0 [ 11.467754][ T227] do_group_exit+0xb8/0x370 [ 11.467757][ T227] __x64_sys_exit_group+0x3c/0x50 [ 11.467759][ T227] x64_sys_call+0x1567/0x1570 [ 11.467761][ T227] do_syscall_64+0xff/0x530 [ 11.467765][ T227] ? exc_page_fault+0xee/0x100 [ 11.467768][ T227] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.467770][ T227] RIP: 0033:0x7f4ab29d21b8 [ 11.467772][ T227] Code: Unable to access opcode bytes at 0x7f4ab29d218e. [ 11.467773][ T227] RSP: 002b:00007ffe8d28c038 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.467776][ T227] RAX: ffffffffffffffda RBX: 00007f4ab2b02f88 RCX: 00007f4ab29d21b8 [ 11.467777][ T227] RDX: 00007f4ab271cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.467778][ T227] RBP: 00007ffe8d28c090 R08: 0000000000000000 R09: 0000000000000050 [ 11.467779][ T227] R10: 00007ffe8d28be50 R11: 0000000000000246 R12: 0000000000000001 [ 11.467780][ T227] R13: 0000000000000000 R14: 00007f4ab2b01680 R15: 00007f4ab2b02fa0 [ 11.467786][ T227] [ 11.621895][ T231] veth0: renamed from veth-rt-1 [ 11.948784][ T240] veth0: renamed from veth-rt-2