[ 11.345768][ T203] ip (203) used greatest stack depth: 24072 bytes left [ 11.345790][ T203] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.345793][ T203] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 203, name: ip [ 11.345795][ T203] preempt_count: 2, expected: 0 [ 11.345796][ T203] RCU nest depth: 0, expected: 0 [ 11.345798][ T203] locks held by ip/203: 5, last CPU#1: [ 11.345800][ T203] #0: ffffffff9ca167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.345814][ T203] #1: ffffffff9cb7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.345821][ T203] #2: ffffffff9cb7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.345827][ T203] #3: ffffffff9ca9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.345832][ T203] #4: ffffffff9ca9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.345838][ T203] irq event stamp: 28056 [ 11.345839][ T203] hardirqs last enabled at (28055): [] __down_trylock_console_sem+0x86/0xa0 [ 11.345844][ T203] hardirqs last disabled at (28056): [] console_emit_next_record+0x3d4/0x4c0 [ 11.345846][ T203] softirqs last enabled at (27324): [] handle_softirqs+0x67c/0x900 [ 11.345849][ T203] softirqs last disabled at (27319): [] __irq_exit_rcu+0x145/0x1c0 [ 11.345852][ T203] Preemption disabled at: [ 11.345853][ T203] [<0000000000000000>] 0x0 [ 11.345861][ T203] CPU: 1 UID: 0 PID: 203 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.345866][ T203] Tainted: [W]=WARN [ 11.345867][ T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.345869][ T203] Call Trace: [ 11.345871][ T203] [ 11.345872][ T203] dump_stack_lvl+0x6f/0xa0 [ 11.345881][ T203] __might_resched.cold+0x1fe/0x2c1 [ 11.345887][ T203] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.345892][ T203] ? __kmalloc_noprof+0xdb/0x760 [ 11.345898][ T203] __kmalloc_noprof+0x443/0x760 [ 11.345901][ T203] ? alloc_buf.isra.0+0x4b/0x260 [ 11.345910][ T203] ? do_raw_spin_unlock+0x59/0x250 [ 11.345913][ T203] alloc_buf.isra.0+0x4b/0x260 [ 11.345919][ T203] put_chars+0x1e1/0x2f0 [ 11.345922][ T203] ? __send_to_port+0x420/0x420 [ 11.345924][ T203] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.345929][ T203] ? validate_chain+0x38b/0xc20 [ 11.345938][ T203] hvc_console_print+0x292/0x780 [ 11.345949][ T203] ? hvc_write+0x3a0/0x3a0 [ 11.345953][ T203] ? rcu_is_watching+0x16/0xd0 [ 11.345956][ T203] ? lock_acquire+0x13c/0x160 [ 11.345962][ T203] console_emit_next_record+0x22f/0x4c0 [ 11.345968][ T203] ? devkmsg_read+0x4b0/0x4b0 [ 11.345971][ T203] ? console_flush_one_record+0x106/0x710 [ 11.345976][ T203] ? rcu_is_watching+0x16/0xd0 [ 11.345978][ T203] ? lock_acquire+0x13c/0x160 [ 11.345985][ T203] console_flush_one_record+0x46f/0x710 [ 11.345991][ T203] ? console_emit_next_record+0x4c0/0x4c0 [ 11.345993][ T203] ? __lock_acquire+0x518/0xc20 [ 11.346002][ T203] console_unlock+0xee/0x1f0 [ 11.346006][ T203] ? console_flush_one_record+0x710/0x710 [ 11.346008][ T203] ? rcu_is_watching+0x16/0xd0 [ 11.346011][ T203] ? lock_acquire+0xe0/0x160 [ 11.346017][ T203] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.346019][ T203] ? vprintk_emit+0x320/0x3e0 [ 11.346024][ T203] vprintk_emit+0x37c/0x3e0 [ 11.346029][ T203] ? wake_up_klogd_work_func+0x90/0x90 [ 11.346033][ T203] ? __lock_acquire+0x518/0xc20 [ 11.346039][ T203] _printk+0xc7/0x100 [ 11.346044][ T203] ? snapshot_read.cold+0x21/0x21 [ 11.346048][ T203] ? do_raw_spin_lock+0x131/0x280 [ 11.346052][ T203] ? __rwlock_init+0x150/0x150 [ 11.346058][ T203] ? do_raw_spin_lock+0x131/0x280 [ 11.346062][ T203] do_exit.cold+0x82/0x9c [ 11.346067][ T203] ? exit_notify+0x890/0x890 [ 11.346069][ T203] ? __lock_release.isra.0+0x69/0x1a0 [ 11.346073][ T203] ? rcu_is_watching+0x16/0xd0 [ 11.346079][ T203] do_group_exit+0xb8/0x370 [ 11.346083][ T203] __x64_sys_exit_group+0x3c/0x50 [ 11.346086][ T203] x64_sys_call+0x1567/0x1570 [ 11.346089][ T203] do_syscall_64+0xff/0x530 [ 11.346093][ T203] ? exc_page_fault+0xee/0x100 [ 11.346098][ T203] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.346100][ T203] RIP: 0033:0x7f536b1d21b8 [ 11.346103][ T203] Code: Unable to access opcode bytes at 0x7f536b1d218e. [ 11.346105][ T203] RSP: 002b:00007ffccb888cc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.346108][ T203] RAX: ffffffffffffffda RBX: 00007f536b302f88 RCX: 00007f536b1d21b8 [ 11.346110][ T203] RDX: 00007f536af1cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.346111][ T203] RBP: 00007ffccb888d20 R08: 0000000000000000 R09: 0000000000000050 [ 11.346112][ T203] R10: 00007ffccb888ae0 R11: 0000000000000246 R12: 0000000000000001 [ 11.346114][ T203] R13: 0000000000000000 R14: 00007f536b301680 R15: 00007f536b302fa0 [ 11.346132][ T203] [ 12.036966][ T220] ip (220) used greatest stack depth: 24008 bytes left [ 15.139483][ T72] veth5: Failed to cycle device veth5; route tables might be wrong! [ 15.139542][ T72] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.139545][ T72] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 72, name: kworker/u16:1 [ 15.139546][ T72] preempt_count: 1, expected: 0 [ 15.139547][ T72] RCU nest depth: 0, expected: 0 [ 15.139548][ T72] locks held by kworker/u16:1/72: 8, last CPU#1: [ 15.139550][ T72] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 15.139562][ T72] #1: ffa00000004d7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 15.139566][ T72] #2: ffffffff9d2ffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 15.139572][ T72] #3: ffffffff9d31b740 (rtnl_mutex){+.+.}-{4:4}, at: default_device_exit_batch+0x9a/0x600 [ 15.139576][ T72] #4: ffffffff9cb7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.139581][ T72] #5: ffffffff9cb7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.139584][ T72] #6: ffffffff9ca9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.139588][ T72] #7: ffffffff9ca9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 15.139592][ T72] irq event stamp: 25272 [ 15.139592][ T72] hardirqs last enabled at (25271): [] __down_trylock_console_sem+0x86/0xa0 [ 15.139595][ T72] hardirqs last disabled at (25272): [] console_emit_next_record+0x3d4/0x4c0 [ 15.139597][ T72] softirqs last enabled at (25266): [] __netdev_work_core_cancel+0xc0/0x340 [ 15.139601][ T72] softirqs last disabled at (25264): [] __netdev_work_core_cancel+0x21/0x340 [ 15.139603][ T72] Preemption disabled at: [ 15.139603][ T72] [] vprintk_emit+0x31b/0x3e0 [ 15.139608][ T72] CPU: 1 UID: 0 PID: 72 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.139612][ T72] Tainted: [W]=WARN [ 15.139613][ T72] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.139615][ T72] Workqueue: netns cleanup_net [ 15.139618][ T72] Call Trace: [ 15.139620][ T72] [ 15.139622][ T72] dump_stack_lvl+0x6f/0xa0 [ 15.139628][ T72] ? vprintk_emit+0x31b/0x3e0 [ 15.139630][ T72] __might_resched.cold+0x1fe/0x2c1 [ 15.139634][ T72] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.139638][ T72] ? __kmalloc_noprof+0xdb/0x760 [ 15.139643][ T72] __kmalloc_noprof+0x443/0x760 [ 15.139645][ T72] ? alloc_buf.isra.0+0x4b/0x260 [ 15.139651][ T72] ? do_raw_spin_unlock+0x59/0x250 [ 15.139654][ T72] alloc_buf.isra.0+0x4b/0x260 [ 15.139658][ T72] put_chars+0x1e1/0x2f0 [ 15.139661][ T72] ? __send_to_port+0x420/0x420 [ 15.139665][ T72] ? validate_chain+0x34a/0xc20 [ 15.139669][ T72] hvc_console_print+0x292/0x780 [ 15.139673][ T72] ? mark_usage+0x61/0x170 [ 15.139675][ T72] ? __lock_acquire+0x518/0xc20 [ 15.139677][ T72] ? __lock_acquire+0x518/0xc20 [ 15.139681][ T72] ? hvc_write+0x3a0/0x3a0 [ 15.139684][ T72] ? console_emit_next_record+0x1df/0x4c0 [ 15.139687][ T72] ? rcu_is_watching+0x16/0xd0 [ 15.139690][ T72] ? lock_acquire+0x13c/0x160 [ 15.139694][ T72] console_emit_next_record+0x22f/0x4c0 [ 15.139698][ T72] ? devkmsg_read+0x4b0/0x4b0 [ 15.139700][ T72] ? console_flush_one_record+0x106/0x710 [ 15.139703][ T72] ? rcu_is_watching+0x16/0xd0 [ 15.139705][ T72] ? lock_acquire+0x13c/0x160 [ 15.139709][ T72] console_flush_one_record+0x46f/0x710 [ 15.139713][ T72] ? console_emit_next_record+0x4c0/0x4c0 [ 15.139715][ T72] ? __lock_acquire+0x518/0xc20 [ 15.139720][ T72] console_unlock+0xee/0x1f0 [ 15.139723][ T72] ? console_flush_one_record+0x710/0x710 [ 15.139725][ T72] ? rcu_is_watching+0x16/0xd0 [ 15.139727][ T72] ? lock_acquire+0xe0/0x160 [ 15.139731][ T72] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.139733][ T72] ? vprintk_emit+0x320/0x3e0 [ 15.139735][ T72] vprintk_emit+0x37c/0x3e0 [ 15.139739][ T72] ? wake_up_klogd_work_func+0x90/0x90 [ 15.139740][ T72] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.139743][ T72] ? validate_chain+0x38b/0xc20 [ 15.139745][ T72] ? lockdep_rtnl_is_held+0x1a/0x20 [ 15.139750][ T72] _printk+0xc7/0x100 [ 15.139753][ T72] ? snapshot_read.cold+0x21/0x21 [ 15.139758][ T72] ? lock_acquire.part.0+0xd4/0x280 [ 15.139759][ T72] ? netdev_name+0x43/0x60 [ 15.139763][ T72] ? __netdev_printk+0x17f/0x1d0 [ 15.139767][ T72] netdev_err+0xe2/0x120 [ 15.139770][ T72] ? netdev_crit+0x120/0x120 [ 15.139772][ T72] ? __local_bh_enable_ip+0xaa/0x150 [ 15.139778][ T72] ? netif_rx_mode_sync+0x17/0x30 [ 15.139780][ T72] ? dev_change_flags+0xb4/0x270 [ 15.139782][ T72] ? __local_bh_enable_ip+0xaa/0x150 [ 15.139785][ T72] vrf_dellink+0xe9/0x180 [ 15.139790][ T72] ? vrf_map_unregister_dev+0x410/0x410 [ 15.139793][ T72] ? veth_dellink+0xe1/0x190 [ 15.139797][ T72] default_device_exit_batch+0x19d/0x600 [ 15.139801][ T72] ? unregister_netdevice_queue+0x470/0x470 [ 15.139803][ T72] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.139806][ T72] ? fou_exit_net+0x30/0x110 [ 15.139811][ T72] ops_undo_list+0x2ce/0x8f0 [ 15.139814][ T72] ? lockdep_hardirqs_on+0x91/0x130 [ 15.139818][ T72] ? netns_install+0x2a0/0x2a0 [ 15.139820][ T72] ? __lock_release.isra.0+0x69/0x1a0 [ 15.139823][ T72] ? idr_destroy+0x121/0x250 [ 15.139828][ T72] cleanup_net+0x431/0x940 [ 15.139831][ T72] ? net_passive_dec+0x230/0x230 [ 15.139835][ T72] ? lock_acquire+0x13c/0x160 [ 15.139837][ T72] ? rcu_is_watching+0x16/0xd0 [ 15.139840][ T72] process_one_work+0xe3e/0x1560 [ 15.139847][ T72] ? __queue_delayed_work+0x470/0x470 [ 15.139850][ T72] ? lock_acquire.part.0+0xd4/0x280 [ 15.139858][ T72] worker_thread+0x4f1/0xd60 [ 15.139862][ T72] ? rescuer_thread+0x1340/0x1340 [ 15.139864][ T72] ? __kthread_parkme+0xbd/0x210 [ 15.139867][ T72] ? rescuer_thread+0x1340/0x1340 [ 15.139870][ T72] ? rescuer_thread+0x1340/0x1340 [ 15.139872][ T72] kthread+0x367/0x460 [ 15.139874][ T72] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 15.139878][ T72] ? kthread_affine_preferred+0x4c0/0x4c0 [ 15.139881][ T72] ret_from_fork+0x474/0x6b0 [ 15.139885][ T72] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 15.139888][ T72] ? __switch_to+0x5a3/0xe00 [ 15.139892][ T72] ? kthread_affine_preferred+0x4c0/0x4c0 [ 15.139895][ T72] ret_from_fork_asm+0x11/0x20 [ 15.139904][ T72] [ 15.171510][ T72] veth7: Failed to cycle device veth7; route tables might be wrong!