[ 11.497430][ T208] ip (208) used greatest stack depth: 24336 bytes left [ 11.497447][ T208] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.497449][ T208] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 208, name: ip [ 11.497451][ T208] preempt_count: 2, expected: 0 [ 11.497452][ T208] RCU nest depth: 0, expected: 0 [ 11.497453][ T208] locks held by ip/208: 5, last CPU#1: [ 11.497455][ T208] #0: ffffffffba6167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.497466][ T208] #1: ffffffffba77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.497471][ T208] #2: ffffffffba77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.497476][ T208] #3: ffffffffba69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.497479][ T208] #4: ffffffffba69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.497483][ T208] irq event stamp: 21800 [ 11.497484][ T208] hardirqs last enabled at (21799): [] __down_trylock_console_sem+0x86/0xa0 [ 11.497487][ T208] hardirqs last disabled at (21800): [] console_emit_next_record+0x3d4/0x4c0 [ 11.497490][ T208] softirqs last enabled at (21618): [] handle_softirqs+0x67c/0x900 [ 11.497492][ T208] softirqs last disabled at (21613): [] __irq_exit_rcu+0x145/0x1c0 [ 11.497495][ T208] Preemption disabled at: [ 11.497495][ T208] [<0000000000000000>] 0x0 [ 11.497502][ T208] CPU: 1 UID: 0 PID: 208 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.497506][ T208] Tainted: [W]=WARN [ 11.497506][ T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.497508][ T208] Call Trace: [ 11.497510][ T208] [ 11.497511][ T208] dump_stack_lvl+0x6f/0xa0 [ 11.497518][ T208] __might_resched.cold+0x1fe/0x2c1 [ 11.497523][ T208] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.497527][ T208] ? __kmalloc_noprof+0xdb/0x760 [ 11.497531][ T208] __kmalloc_noprof+0x443/0x760 [ 11.497533][ T208] ? alloc_buf.isra.0+0x4b/0x260 [ 11.497540][ T208] ? do_raw_spin_unlock+0x59/0x250 [ 11.497543][ T208] alloc_buf.isra.0+0x4b/0x260 [ 11.497546][ T208] put_chars+0x1e1/0x2f0 [ 11.497549][ T208] ? __send_to_port+0x420/0x420 [ 11.497550][ T208] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.497553][ T208] ? validate_chain+0x38b/0xc20 [ 11.497559][ T208] hvc_console_print+0x292/0x780 [ 11.497567][ T208] ? hvc_write+0x3a0/0x3a0 [ 11.497569][ T208] ? rcu_is_watching+0x16/0xd0 [ 11.497571][ T208] ? lock_acquire+0x13c/0x160 [ 11.497576][ T208] console_emit_next_record+0x22f/0x4c0 [ 11.497580][ T208] ? devkmsg_read+0x4b0/0x4b0 [ 11.497581][ T208] ? console_flush_one_record+0x106/0x710 [ 11.497585][ T208] ? rcu_is_watching+0x16/0xd0 [ 11.497586][ T208] ? lock_acquire+0x13c/0x160 [ 11.497590][ T208] console_flush_one_record+0x46f/0x710 [ 11.497595][ T208] ? console_emit_next_record+0x4c0/0x4c0 [ 11.497597][ T208] ? __lock_acquire+0x518/0xc20 [ 11.497602][ T208] console_unlock+0xee/0x1f0 [ 11.497605][ T208] ? console_flush_one_record+0x710/0x710 [ 11.497607][ T208] ? rcu_is_watching+0x16/0xd0 [ 11.497609][ T208] ? lock_acquire+0xe0/0x160 [ 11.497613][ T208] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.497614][ T208] ? vprintk_emit+0x320/0x3e0 [ 11.497617][ T208] vprintk_emit+0x37c/0x3e0 [ 11.497620][ T208] ? wake_up_klogd_work_func+0x90/0x90 [ 11.497623][ T208] ? __lock_acquire+0x518/0xc20 [ 11.497627][ T208] _printk+0xc7/0x100 [ 11.497631][ T208] ? snapshot_read.cold+0x21/0x21 [ 11.497633][ T208] ? do_raw_spin_lock+0x131/0x280 [ 11.497636][ T208] ? __rwlock_init+0x150/0x150 [ 11.497640][ T208] ? do_raw_spin_lock+0x131/0x280 [ 11.497643][ T208] do_exit.cold+0x82/0x9c [ 11.497647][ T208] ? exit_notify+0x890/0x890 [ 11.497648][ T208] ? __lock_release.isra.0+0x69/0x1a0 [ 11.497651][ T208] ? rcu_is_watching+0x16/0xd0 [ 11.497654][ T208] do_group_exit+0xb8/0x370 [ 11.497657][ T208] __x64_sys_exit_group+0x3c/0x50 [ 11.497659][ T208] x64_sys_call+0x1567/0x1570 [ 11.497662][ T208] do_syscall_64+0xff/0x530 [ 11.497666][ T208] ? exc_page_fault+0xee/0x100 [ 11.497669][ T208] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.497671][ T208] RIP: 0033:0x7f1ad0d061b8 [ 11.497673][ T208] Code: Unable to access opcode bytes at 0x7f1ad0d0618e. [ 11.497674][ T208] RSP: 002b:00007ffc0aaa31b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.497676][ T208] RAX: ffffffffffffffda RBX: 00007f1ad0e36f88 RCX: 00007f1ad0d061b8 [ 11.497678][ T208] RDX: 00007f1ad0a50fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.497679][ T208] RBP: 00007ffc0aaa3210 R08: 0000000000000000 R09: 0000000000000050 [ 11.497679][ T208] R10: 00007ffc0aaa2fd0 R11: 0000000000000246 R12: 0000000000000001 [ 11.497680][ T208] R13: 0000000000000000 R14: 00007f1ad0e35680 R15: 00007f1ad0e36fa0 [ 11.497687][ T208] [ 11.599117][ T211] br0: port 1(dummy0) entered blocking state [ 11.599568][ T211] br0: port 1(dummy0) entered disabled state [ 11.599872][ T211] dummy0: entered allmulticast mode [ 11.600989][ T211] dummy0: entered promiscuous mode [ 11.632030][ T212] br0: port 1(dummy0) entered blocking state [ 11.632517][ T212] br0: port 1(dummy0) entered forwarding state [ 14.705101][ T70] dummy0: left allmulticast mode [ 14.705163][ T70] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.705166][ T70] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 70, name: kworker/u16:1 [ 14.705168][ T70] preempt_count: 1, expected: 0 [ 14.705170][ T70] RCU nest depth: 0, expected: 0 [ 14.705171][ T70] locks held by kworker/u16:1/70: 9, last CPU#1: [ 14.705174][ T70] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 14.705189][ T70] #1: ffa00000004b7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 14.705195][ T70] #2: ffffffffbaeffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 14.705203][ T70] #3: ffffffffbaf1b740 (rtnl_mutex){+.+.}-{4:4}, at: ops_undo_list+0x534/0x8f0 [ 14.705208][ T70] #4: ff1100000f2cce10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: dev_set_allmulti+0x96/0x240 [ 14.705215][ T70] #5: ffffffffba77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.705222][ T70] #6: ffffffffba77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.705228][ T70] #7: ffffffffba69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.705234][ T70] #8: ffffffffba69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 14.705240][ T70] irq event stamp: 1588 [ 14.705241][ T70] hardirqs last enabled at (1587): [] __down_trylock_console_sem+0x86/0xa0 [ 14.705245][ T70] hardirqs last disabled at (1588): [] console_emit_next_record+0x3d4/0x4c0 [ 14.705248][ T70] softirqs last enabled at (1534): [] netlink_release+0x17b/0xcf0 [ 14.705253][ T70] softirqs last disabled at (1532): [] netlink_release+0xd2/0xcf0 [ 14.705256][ T70] Preemption disabled at: [ 14.705257][ T70] [] vprintk_emit+0x31b/0x3e0 [ 14.705264][ T70] CPU: 1 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.705268][ T70] Tainted: [W]=WARN [ 14.705270][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.705272][ T70] Workqueue: netns cleanup_net [ 14.705276][ T70] Call Trace: [ 14.705279][ T70] [ 14.705282][ T70] dump_stack_lvl+0x6f/0xa0 [ 14.705289][ T70] ? vprintk_emit+0x31b/0x3e0 [ 14.705292][ T70] __might_resched.cold+0x1fe/0x2c1 [ 14.705302][ T70] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.705308][ T70] ? __kmalloc_noprof+0xdb/0x760 [ 14.705315][ T70] __kmalloc_noprof+0x443/0x760 [ 14.705318][ T70] ? alloc_buf.isra.0+0x4b/0x260 [ 14.705329][ T70] ? do_raw_spin_unlock+0x59/0x250 [ 14.705333][ T70] alloc_buf.isra.0+0x4b/0x260 [ 14.705339][ T70] put_chars+0x1e1/0x2f0 [ 14.705343][ T70] ? __send_to_port+0x420/0x420 [ 14.705350][ T70] ? validate_chain+0x34a/0xc20 [ 14.705359][ T70] hvc_console_print+0x292/0x780 [ 14.705364][ T70] ? __lock_acquire+0x518/0xc20 [ 14.705373][ T70] ? hvc_write+0x3a0/0x3a0 [ 14.705379][ T70] ? rcu_is_watching+0x16/0xd0 [ 14.705388][ T70] console_emit_next_record+0x22f/0x4c0 [ 14.705395][ T70] ? devkmsg_read+0x4b0/0x4b0 [ 14.705397][ T70] ? console_flush_one_record+0x106/0x710 [ 14.705403][ T70] ? rcu_is_watching+0x16/0xd0 [ 14.705406][ T70] ? lock_acquire+0x13c/0x160 [ 14.705413][ T70] console_flush_one_record+0x46f/0x710 [ 14.705421][ T70] ? console_emit_next_record+0x4c0/0x4c0 [ 14.705423][ T70] ? __lock_acquire+0x518/0xc20 [ 14.705433][ T70] console_unlock+0xee/0x1f0 [ 14.705438][ T70] ? console_flush_one_record+0x710/0x710 [ 14.705440][ T70] ? rcu_is_watching+0x16/0xd0 [ 14.705444][ T70] ? lock_acquire+0xe0/0x160 [ 14.705450][ T70] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.705453][ T70] ? vprintk_emit+0x320/0x3e0 [ 14.705458][ T70] vprintk_emit+0x37c/0x3e0 [ 14.705463][ T70] ? wake_up_klogd_work_func+0x90/0x90 [ 14.705465][ T70] ? __lock_acquire+0x518/0xc20 [ 14.705468][ T70] ? __queue_work+0x4ee/0xd30 [ 14.705477][ T70] _printk+0xc7/0x100 [ 14.705482][ T70] ? snapshot_read.cold+0x21/0x21 [ 14.705487][ T70] ? lock_acquire+0x13c/0x160 [ 14.705489][ T70] ? rcu_is_watching+0x16/0xd0 [ 14.705491][ T70] ? rcu_is_watching+0x16/0xd0 [ 14.705494][ T70] ? trace_contention_end+0xb3/0x180 [ 14.705496][ T70] ? netdev_name+0x43/0x60 [ 14.705502][ T70] ? __netdev_printk+0x17f/0x1d0 [ 14.705508][ T70] netdev_info+0xe2/0x116 [ 14.705513][ T70] ? netdev_notice+0x120/0x120 [ 14.705529][ T70] netif_set_allmulti.cold+0x7c/0x166 [ 14.705536][ T70] dev_set_allmulti+0xa6/0x240 [ 14.705542][ T70] del_nbp+0xb7/0xc10 [ 14.705546][ T70] ? unregister_netdevice_many+0x20/0x20 [ 14.705549][ T70] ? net_generic+0xb3/0x1e0 [ 14.705557][ T70] br_dev_delete+0x9d/0x1e0 [ 14.705563][ T70] br_net_exit_rtnl+0xb8/0x110 [ 14.705569][ T70] ops_undo_list+0x5be/0x8f0 [ 14.705577][ T70] ? netns_install+0x2a0/0x2a0 [ 14.705579][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 14.705590][ T70] cleanup_net+0x431/0x940 [ 14.705595][ T70] ? net_passive_dec+0x230/0x230 [ 14.705601][ T70] ? lock_acquire+0x13c/0x160 [ 14.705605][ T70] ? rcu_is_watching+0x16/0xd0 [ 14.705611][ T70] process_one_work+0xe3e/0x1560 [ 14.705622][ T70] ? __queue_delayed_work+0x470/0x470 [ 14.705627][ T70] ? lock_acquire.part.0+0xd4/0x280 [ 14.705642][ T70] worker_thread+0x4f1/0xd60 [ 14.705649][ T70] ? rescuer_thread+0x1340/0x1340 [ 14.705653][ T70] ? __kthread_parkme+0xbd/0x210 [ 14.705657][ T70] ? rescuer_thread+0x1340/0x1340 [ 14.705662][ T70] ? rescuer_thread+0x1340/0x1340 [ 14.705665][ T70] kthread+0x367/0x460 [ 14.705668][ T70] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 14.705672][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 14.705677][ T70] ret_from_fork+0x474/0x6b0 [ 14.705683][ T70] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 14.705689][ T70] ? __switch_to+0x5a3/0xe00 [ 14.705695][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 14.705699][ T70] ret_from_fork_asm+0x11/0x20 [ 14.705715][ T70] [ 14.743706][ T70] dummy0: left promiscuous mode [ 14.744184][ T70] br0: port 1(dummy0) entered disabled state