[ 10.768806][ T201] ip (201) used greatest stack depth: 24592 bytes left [ 10.768824][ T201] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.768826][ T201] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 201, name: ip [ 10.768828][ T201] preempt_count: 2, expected: 0 [ 10.768829][ T201] RCU nest depth: 0, expected: 0 [ 10.768830][ T201] locks held by ip/201: 5, last CPU#3: [ 10.768831][ T201] #0: ffffffffb2c167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.768844][ T201] #1: ffffffffb2d7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.768848][ T201] #2: ffffffffb2d7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.768853][ T201] #3: ffffffffb2c9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.768856][ T201] #4: ffffffffb2c9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.768860][ T201] irq event stamp: 23246 [ 10.768861][ T201] hardirqs last enabled at (23245): [] __down_trylock_console_sem+0x86/0xa0 [ 10.768864][ T201] hardirqs last disabled at (23246): [] console_emit_next_record+0x3d4/0x4c0 [ 10.768866][ T201] softirqs last enabled at (21656): [] netlink_release+0x17b/0xcf0 [ 10.768871][ T201] softirqs last disabled at (21654): [] netlink_release+0xd2/0xcf0 [ 10.768873][ T201] Preemption disabled at: [ 10.768874][ T201] [<0000000000000000>] 0x0 [ 10.768881][ T201] CPU: 3 UID: 0 PID: 201 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.768885][ T201] Tainted: [W]=WARN [ 10.768885][ T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.768887][ T201] Call Trace: [ 10.768889][ T201] [ 10.768890][ T201] dump_stack_lvl+0x6f/0xa0 [ 10.768897][ T201] __might_resched.cold+0x1fe/0x2c1 [ 10.768901][ T201] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.768905][ T201] ? __kmalloc_noprof+0xdb/0x760 [ 10.768910][ T201] __kmalloc_noprof+0x443/0x760 [ 10.768912][ T201] ? alloc_buf.isra.0+0x4b/0x260 [ 10.768918][ T201] ? do_raw_spin_unlock+0x59/0x250 [ 10.768921][ T201] alloc_buf.isra.0+0x4b/0x260 [ 10.768925][ T201] put_chars+0x1e1/0x2f0 [ 10.768927][ T201] ? __send_to_port+0x420/0x420 [ 10.768929][ T201] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.768932][ T201] ? validate_chain+0x38b/0xc20 [ 10.768938][ T201] hvc_console_print+0x292/0x780 [ 10.768945][ T201] ? hvc_write+0x3a0/0x3a0 [ 10.768948][ T201] ? rcu_is_watching+0x16/0xd0 [ 10.768950][ T201] ? lock_acquire+0x13c/0x160 [ 10.768954][ T201] console_emit_next_record+0x22f/0x4c0 [ 10.768958][ T201] ? devkmsg_read+0x4b0/0x4b0 [ 10.768960][ T201] ? console_flush_one_record+0x106/0x710 [ 10.768963][ T201] ? rcu_is_watching+0x16/0xd0 [ 10.768965][ T201] ? lock_acquire+0x13c/0x160 [ 10.768969][ T201] console_flush_one_record+0x46f/0x710 [ 10.768973][ T201] ? console_emit_next_record+0x4c0/0x4c0 [ 10.768975][ T201] ? __lock_acquire+0x518/0xc20 [ 10.768980][ T201] console_unlock+0xee/0x1f0 [ 10.768983][ T201] ? console_flush_one_record+0x710/0x710 [ 10.768985][ T201] ? rcu_is_watching+0x16/0xd0 [ 10.768987][ T201] ? lock_acquire+0xe0/0x160 [ 10.768991][ T201] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.768992][ T201] ? vprintk_emit+0x320/0x3e0 [ 10.768995][ T201] vprintk_emit+0x37c/0x3e0 [ 10.768998][ T201] ? wake_up_klogd_work_func+0x90/0x90 [ 10.769001][ T201] ? __lock_acquire+0x518/0xc20 [ 10.769005][ T201] _printk+0xc7/0x100 [ 10.769008][ T201] ? snapshot_read.cold+0x21/0x21 [ 10.769011][ T201] ? do_raw_spin_lock+0x131/0x280 [ 10.769014][ T201] ? __rwlock_init+0x150/0x150 [ 10.769018][ T201] ? do_raw_spin_lock+0x131/0x280 [ 10.769021][ T201] do_exit.cold+0x82/0x9c [ 10.769024][ T201] ? exit_notify+0x890/0x890 [ 10.769026][ T201] ? __lock_release.isra.0+0x69/0x1a0 [ 10.769028][ T201] ? rcu_is_watching+0x16/0xd0 [ 10.769032][ T201] do_group_exit+0xb8/0x370 [ 10.769035][ T201] __x64_sys_exit_group+0x3c/0x50 [ 10.769037][ T201] x64_sys_call+0x1567/0x1570 [ 10.769040][ T201] do_syscall_64+0xff/0x530 [ 10.769044][ T201] ? exc_page_fault+0xee/0x100 [ 10.769047][ T201] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.769049][ T201] RIP: 0033:0x7fa7190161b8 [ 10.769051][ T201] Code: Unable to access opcode bytes at 0x7fa71901618e. [ 10.769052][ T201] RSP: 002b:00007ffeaf741f58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.769054][ T201] RAX: ffffffffffffffda RBX: 00007fa719146f88 RCX: 00007fa7190161b8 [ 10.769056][ T201] RDX: 00007fa718d60fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.769057][ T201] RBP: 00007ffeaf741fb0 R08: 0000000000000000 R09: 0000000000000050 [ 10.769057][ T201] R10: 00007ffeaf741d70 R11: 0000000000000246 R12: 0000000000000001 [ 10.769058][ T201] R13: 0000000000000000 R14: 00007fa719145680 R15: 00007fa719146fa0 [ 10.769065][ T201] [ 10.957733][ T209] ip (209) used greatest stack depth: 24256 bytes left [ 11.017556][ T211] br0: port 1(dummy0) entered blocking state [ 11.018327][ T211] br0: port 1(dummy0) entered disabled state [ 11.018737][ T211] dummy0: entered allmulticast mode [ 11.020094][ T211] dummy0: entered promiscuous mode [ 11.067974][ T212] br0: port 1(dummy0) entered blocking state [ 11.068413][ T212] br0: port 1(dummy0) entered forwarding state [ 11.076015][ T212] ip (212) used greatest stack depth: 24120 bytes left [ 14.021423][ T70] dummy0: left allmulticast mode [ 14.021477][ T70] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.021479][ T70] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 70, name: kworker/u16:1 [ 14.021481][ T70] preempt_count: 1, expected: 0 [ 14.021482][ T70] RCU nest depth: 0, expected: 0 [ 14.021483][ T70] locks held by kworker/u16:1/70: 9, last CPU#0: [ 14.021484][ T70] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 14.021496][ T70] #1: ffa00000004b7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 14.021500][ T70] #2: ffffffffb34ffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 14.021506][ T70] #3: ffffffffb351b740 (rtnl_mutex){+.+.}-{4:4}, at: ops_undo_list+0x534/0x8f0 [ 14.021509][ T70] #4: ff110000063f1e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: dev_set_allmulti+0x96/0x240 [ 14.021513][ T70] #5: ffffffffb2d7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.021517][ T70] #6: ffffffffb2d7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.021521][ T70] #7: ffffffffb2c9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.021524][ T70] #8: ffffffffb2c9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 14.021528][ T70] irq event stamp: 1482 [ 14.021529][ T70] hardirqs last enabled at (1481): [] __down_trylock_console_sem+0x86/0xa0 [ 14.021532][ T70] hardirqs last disabled at (1482): [] console_emit_next_record+0x3d4/0x4c0 [ 14.021534][ T70] softirqs last enabled at (1422): [] netlink_release+0x17b/0xcf0 [ 14.021538][ T70] softirqs last disabled at (1420): [] netlink_release+0xd2/0xcf0 [ 14.021540][ T70] Preemption disabled at: [ 14.021541][ T70] [] vprintk_emit+0x31b/0x3e0 [ 14.021546][ T70] CPU: 0 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.021550][ T70] Tainted: [W]=WARN [ 14.021551][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.021552][ T70] Workqueue: netns cleanup_net [ 14.021556][ T70] Call Trace: [ 14.021557][ T70] [ 14.021559][ T70] dump_stack_lvl+0x6f/0xa0 [ 14.021565][ T70] ? vprintk_emit+0x31b/0x3e0 [ 14.021567][ T70] __might_resched.cold+0x1fe/0x2c1 [ 14.021571][ T70] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.021576][ T70] ? __kmalloc_noprof+0xdb/0x760 [ 14.021580][ T70] __kmalloc_noprof+0x443/0x760 [ 14.021582][ T70] ? alloc_buf.isra.0+0x4b/0x260 [ 14.021589][ T70] ? do_raw_spin_unlock+0x59/0x250 [ 14.021592][ T70] alloc_buf.isra.0+0x4b/0x260 [ 14.021596][ T70] put_chars+0x1e1/0x2f0 [ 14.021598][ T70] ? __send_to_port+0x420/0x420 [ 14.021602][ T70] ? validate_chain+0x34a/0xc20 [ 14.021607][ T70] hvc_console_print+0x292/0x780 [ 14.021611][ T70] ? __lock_acquire+0x518/0xc20 [ 14.021617][ T70] ? hvc_write+0x3a0/0x3a0 [ 14.021620][ T70] ? rcu_is_watching+0x16/0xd0 [ 14.021626][ T70] console_emit_next_record+0x22f/0x4c0 [ 14.021630][ T70] ? devkmsg_read+0x4b0/0x4b0 [ 14.021632][ T70] ? console_flush_one_record+0x106/0x710 [ 14.021635][ T70] ? rcu_is_watching+0x16/0xd0 [ 14.021637][ T70] ? lock_acquire+0x13c/0x160 [ 14.021641][ T70] console_flush_one_record+0x46f/0x710 [ 14.021646][ T70] ? console_emit_next_record+0x4c0/0x4c0 [ 14.021648][ T70] ? __lock_acquire+0x518/0xc20 [ 14.021653][ T70] console_unlock+0xee/0x1f0 [ 14.021656][ T70] ? console_flush_one_record+0x710/0x710 [ 14.021658][ T70] ? rcu_is_watching+0x16/0xd0 [ 14.021660][ T70] ? lock_acquire+0xe0/0x160 [ 14.021664][ T70] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.021666][ T70] ? vprintk_emit+0x320/0x3e0 [ 14.021669][ T70] vprintk_emit+0x37c/0x3e0 [ 14.021672][ T70] ? wake_up_klogd_work_func+0x90/0x90 [ 14.021673][ T70] ? __lock_acquire+0x518/0xc20 [ 14.021675][ T70] ? __queue_work+0x4f2/0xd30 [ 14.021680][ T70] _printk+0xc7/0x100 [ 14.021685][ T70] ? snapshot_read.cold+0x21/0x21 [ 14.021687][ T70] ? lock_acquire+0x13c/0x160 [ 14.021689][ T70] ? rcu_is_watching+0x16/0xd0 [ 14.021690][ T70] ? rcu_is_watching+0x16/0xd0 [ 14.021692][ T70] ? trace_contention_end+0xb3/0x180 [ 14.021693][ T70] ? netdev_name+0x43/0x60 [ 14.021697][ T70] ? __netdev_printk+0x17f/0x1d0 [ 14.021701][ T70] netdev_info+0xe2/0x116 [ 14.021704][ T70] ? netdev_notice+0x120/0x120 [ 14.021713][ T70] netif_set_allmulti.cold+0x7c/0x166 [ 14.021718][ T70] dev_set_allmulti+0xa6/0x240 [ 14.021721][ T70] del_nbp+0xb7/0xc10 [ 14.021725][ T70] ? unregister_netdevice_many+0x20/0x20 [ 14.021726][ T70] ? net_generic+0xb3/0x1e0 [ 14.021731][ T70] br_dev_delete+0x9d/0x1e0 [ 14.021735][ T70] br_net_exit_rtnl+0xb8/0x110 [ 14.021739][ T70] ops_undo_list+0x5be/0x8f0 [ 14.021743][ T70] ? netns_install+0x2a0/0x2a0 [ 14.021745][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 14.021751][ T70] cleanup_net+0x431/0x940 [ 14.021754][ T70] ? net_passive_dec+0x230/0x230 [ 14.021758][ T70] ? lock_acquire+0x13c/0x160 [ 14.021760][ T70] ? rcu_is_watching+0x16/0xd0 [ 14.021763][ T70] process_one_work+0xe3e/0x1560 [ 14.021770][ T70] ? __queue_delayed_work+0x470/0x470 [ 14.021773][ T70] ? lock_acquire.part.0+0xd4/0x280 [ 14.021781][ T70] worker_thread+0x4f1/0xd60 [ 14.021786][ T70] ? rescuer_thread+0x1340/0x1340 [ 14.021791][ T70] ? __kthread_parkme+0xbd/0x210 [ 14.021794][ T70] ? rescuer_thread+0x1340/0x1340 [ 14.021797][ T70] ? rescuer_thread+0x1340/0x1340 [ 14.021799][ T70] kthread+0x367/0x460 [ 14.021801][ T70] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 14.021804][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 14.021807][ T70] ret_from_fork+0x474/0x6b0 [ 14.021818][ T70] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 14.021821][ T70] ? __switch_to+0x5a3/0xe00 [ 14.021825][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 14.021828][ T70] ret_from_fork_asm+0x11/0x20 [ 14.021837][ T70] [ 14.045913][ T70] dummy0: left promiscuous mode [ 14.046415][ T70] br0: port 1(dummy0) entered disabled state