[ 12.256904][ T244] eth0: renamed from r1h1 [ 12.256959][ T244] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.256961][ T244] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 244, name: ip [ 12.256962][ T244] preempt_count: 1, expected: 0 [ 12.256963][ T244] RCU nest depth: 0, expected: 0 [ 12.256964][ T244] locks held by ip/244: 5, last CPU#2: [ 12.256966][ T244] #0: ffffffff9f91b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 12.256978][ T244] #1: ffffffff9f17ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.256983][ T244] #2: ffffffff9f17de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.256988][ T244] #3: ffffffff9f09d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.256991][ T244] #4: ffffffff9f09d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.256995][ T244] irq event stamp: 20178 [ 12.256996][ T244] hardirqs last enabled at (20177): [] __down_trylock_console_sem+0x86/0xa0 [ 12.256999][ T244] hardirqs last disabled at (20178): [] console_emit_next_record+0x3d4/0x4c0 [ 12.257001][ T244] softirqs last enabled at (20172): [] netif_change_name+0x216/0x8c0 [ 12.257004][ T244] softirqs last disabled at (20170): [] netif_change_name+0x1ad/0x8c0 [ 12.257007][ T244] Preemption disabled at: [ 12.257007][ T244] [] vprintk_emit+0x31b/0x3e0 [ 12.257012][ T244] CPU: 2 UID: 0 PID: 244 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.257016][ T244] Tainted: [W]=WARN [ 12.257017][ T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.257019][ T244] Call Trace: [ 12.257020][ T244] [ 12.257022][ T244] dump_stack_lvl+0x6f/0xa0 [ 12.257027][ T244] ? vprintk_emit+0x31b/0x3e0 [ 12.257029][ T244] __might_resched.cold+0x1fe/0x2c1 [ 12.257034][ T244] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.257038][ T244] ? __kmalloc_noprof+0xdb/0x760 [ 12.257042][ T244] __kmalloc_noprof+0x443/0x760 [ 12.257044][ T244] ? alloc_buf.isra.0+0x4b/0x260 [ 12.257050][ T244] ? do_raw_spin_unlock+0x59/0x250 [ 12.257053][ T244] alloc_buf.isra.0+0x4b/0x260 [ 12.257056][ T244] put_chars+0x1e1/0x2f0 [ 12.257059][ T244] ? __send_to_port+0x420/0x420 [ 12.257065][ T244] hvc_console_print+0x292/0x780 [ 12.257072][ T244] ? hvc_write+0x3a0/0x3a0 [ 12.257076][ T244] ? lock_acquire+0x13c/0x160 [ 12.257080][ T244] console_emit_next_record+0x22f/0x4c0 [ 12.257084][ T244] ? devkmsg_read+0x4b0/0x4b0 [ 12.257086][ T244] ? console_flush_one_record+0x106/0x710 [ 12.257089][ T244] ? rcu_is_watching+0x16/0xd0 [ 12.257091][ T244] ? lock_acquire+0x13c/0x160 [ 12.257095][ T244] console_flush_one_record+0x46f/0x710 [ 12.257099][ T244] ? console_emit_next_record+0x4c0/0x4c0 [ 12.257101][ T244] ? __lock_acquire+0x518/0xc20 [ 12.257106][ T244] console_unlock+0xee/0x1f0 [ 12.257109][ T244] ? console_flush_one_record+0x710/0x710 [ 12.257111][ T244] ? rcu_is_watching+0x16/0xd0 [ 12.257112][ T244] ? lock_acquire+0xe0/0x160 [ 12.257116][ T244] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.257118][ T244] ? vprintk_emit+0x320/0x3e0 [ 12.257120][ T244] vprintk_emit+0x37c/0x3e0 [ 12.257123][ T244] ? wake_up_klogd_work_func+0x90/0x90 [ 12.257125][ T244] ? save_trace+0x68/0x280 [ 12.257130][ T244] _printk+0xc7/0x100 [ 12.257133][ T244] ? snapshot_read.cold+0x21/0x21 [ 12.257136][ T244] ? validate_chain+0x34a/0xc20 [ 12.257138][ T244] ? netdev_name+0x43/0x60 [ 12.257142][ T244] ? __netdev_printk+0x17f/0x1d0 [ 12.257145][ T244] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 12.257147][ T244] netdev_info+0xe2/0x116 [ 12.257150][ T244] ? netdev_notice+0x120/0x120 [ 12.257156][ T244] ? find_held_lock+0x2b/0x80 [ 12.257159][ T244] ? __lock_release.isra.0+0x69/0x1a0 [ 12.257161][ T244] ? mark_held_locks+0x40/0x70 [ 12.257164][ T244] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 12.257166][ T244] netif_change_name.cold+0x4f/0x89 [ 12.257168][ T244] ? register_netdev+0x40/0x40 [ 12.257170][ T244] ? is_bpf_text_address+0x68/0x110 [ 12.257175][ T244] ? netdev_adjacent_rename_links+0x470/0x470 [ 12.257177][ T244] ? __kernel_text_address+0x12/0x30 [ 12.257180][ T244] ? write_profile+0xf0/0xf0 [ 12.257184][ T244] ? __asan_memset+0x27/0x50 [ 12.257189][ T244] do_setlink.isra.0+0x1f7d/0x2a60 [ 12.257193][ T244] ? stack_trace_save+0x93/0xc0 [ 12.257195][ T244] ? rtnl_link_get_size+0x350/0x350 [ 12.257196][ T244] ? rcu_read_lock_any_held+0x66/0x90 [ 12.257199][ T244] ? stack_depot_save_flags+0x38e/0x790 [ 12.257202][ T244] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.257204][ T244] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.257206][ T244] ? validate_chain+0x38b/0xc20 [ 12.257208][ T244] ? kasan_save_stack+0x3d/0x50 [ 12.257210][ T244] ? kasan_save_stack+0x2f/0x50 [ 12.257211][ T244] ? kasan_save_track+0x14/0x30 [ 12.257212][ T244] ? __kasan_kmalloc+0x7b/0x90 [ 12.257215][ T244] ? __lock_acquire+0x518/0xc20 [ 12.257217][ T244] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 12.257220][ T244] ? ___sys_sendmsg+0xd0/0x1d0 [ 12.257223][ T244] ? lock_acquire.part.0+0xd4/0x280 [ 12.257225][ T244] ? rtnl_newlink+0x9a8/0x11b0 [ 12.257228][ T244] ? rcu_is_watching+0x16/0xd0 [ 12.257230][ T244] ? lock_acquire+0x13c/0x160 [ 12.257231][ T244] ? rcu_is_watching+0x16/0xd0 [ 12.257232][ T244] ? rcu_is_watching+0x16/0xd0 [ 12.257234][ T244] ? trace_contention_end+0xb3/0x180 [ 12.257236][ T244] ? __mutex_lock+0x1db/0x1ea0 [ 12.257239][ T244] ? __mutex_lock+0x9a3/0x1ea0 [ 12.257241][ T244] ? rtnl_newlink+0x9a8/0x11b0 [ 12.257244][ T244] ? ww_mutex_lock+0x160/0x160 [ 12.257245][ T244] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.257250][ T244] ? rcu_is_watching+0x16/0xd0 [ 12.257252][ T244] ? __rtnl_newlink+0x3fa/0xa50 [ 12.257257][ T244] rtnl_newlink+0x9f1/0x11b0 [ 12.257262][ T244] ? rtnl_bridge_getlink+0x850/0x850 [ 12.257264][ T244] ? __lock_acquire+0x518/0xc20 [ 12.257268][ T244] ? lock_acquire.part.0+0xd4/0x280 [ 12.257270][ T244] ? find_held_lock+0x2b/0x80 [ 12.257272][ T244] ? rtnl_bridge_getlink+0x850/0x850 [ 12.257274][ T244] ? __lock_release.isra.0+0x69/0x1a0 [ 12.257278][ T244] ? rtnl_bridge_getlink+0x850/0x850 [ 12.257280][ T244] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.257283][ T244] ? rtnl_link_fill+0x920/0x920 [ 12.257284][ T244] ? __lock_acquire+0x518/0xc20 [ 12.257288][ T244] ? lock_acquire.part.0+0xd4/0x280 [ 12.257290][ T244] ? find_held_lock+0x2b/0x80 [ 12.257294][ T244] netlink_rcv_skb+0x14e/0x3a0 [ 12.257297][ T244] ? rtnl_link_fill+0x920/0x920 [ 12.257299][ T244] ? netlink_ack+0xcf0/0xcf0 [ 12.257306][ T244] ? netlink_deliver_tap+0xc5/0x330 [ 12.257308][ T244] ? netlink_deliver_tap+0x13c/0x330 [ 12.257312][ T244] netlink_unicast+0x486/0x750 [ 12.257316][ T244] ? netlink_attachskb+0x810/0x810 [ 12.257319][ T244] ? find_held_lock+0x2b/0x80 [ 12.257323][ T244] netlink_sendmsg+0x75b/0xc90 [ 12.257327][ T244] ? netlink_unicast+0x750/0x750 [ 12.257331][ T244] ? __lock_release.isra.0+0x69/0x1a0 [ 12.257332][ T244] ? __import_iovec+0x36c/0x620 [ 12.257337][ T244] __sock_sendmsg+0xce/0x190 [ 12.257340][ T244] ____sys_sendmsg+0x61a/0x860 [ 12.257342][ T244] ? copy_msghdr_from_user+0x279/0x420 [ 12.257345][ T244] ? sock_write_iter+0x400/0x400 [ 12.257346][ T244] ? move_addr_to_kernel+0x40/0x40 [ 12.257353][ T244] ___sys_sendmsg+0x14e/0x1d0 [ 12.257356][ T244] ? copy_msghdr_from_user+0x420/0x420 [ 12.257372][ T244] __sys_sendmsg+0x12c/0x1d0 [ 12.257374][ T244] ? __sys_sendmsg_sock+0x20/0x20 [ 12.257381][ T244] ? rcu_is_watching+0x16/0xd0 [ 12.257384][ T244] do_syscall_64+0xff/0x530 [ 12.257386][ T244] ? exc_page_fault+0xee/0x100 [ 12.257389][ T244] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.257391][ T244] RIP: 0033:0x7f8109fe854e [ 12.257395][ T244] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 12.257396][ T244] RSP: 002b:00007ffe7cc94f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.257399][ T244] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f8109fe854e [ 12.257400][ T244] RDX: 0000000000000000 RSI: 00007ffe7cc95000 RDI: 0000000000000005 [ 12.257401][ T244] RBP: 00007ffe7cc94f60 R08: 0000000000000000 R09: 0000000000000000 [ 12.257402][ T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91060e [ 12.257403][ T244] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe7cc956d0 [ 12.257409][ T244] [ 12.316626][ T244] ip (244) used greatest stack depth: 23208 bytes left [ 12.428205][ T246] eth0: renamed from r2h1 [ 12.555962][ T249] eth2: renamed from r2h2 [ 12.732403][ T252] eth1: renamed from r2r1 [ 12.942492][ T257] br0: port 1(eth0) entered blocking state [ 12.942977][ T257] br0: port 1(eth0) entered disabled state [ 12.943433][ T257] eth0: entered allmulticast mode [ 12.945194][ T257] eth0: entered promiscuous mode [ 12.948552][ T117] br0: port 1(eth0) entered blocking state [ 12.949076][ T117] br0: port 1(eth0) entered forwarding state [ 12.979732][ T258] br0: port 2(eth1) entered blocking state [ 12.980062][ T258] br0: port 2(eth1) entered disabled state [ 12.980406][ T258] eth1: entered allmulticast mode [ 12.981467][ T258] eth1: entered promiscuous mode [ 12.982256][ T258] br0: port 2(eth1) entered blocking state [ 12.982653][ T258] br0: port 2(eth1) entered forwarding state [ 25.906026][ T12] eth1: left allmulticast mode [ 25.906079][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 25.906081][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 25.906083][ T12] preempt_count: 1, expected: 0 [ 25.906084][ T12] RCU nest depth: 0, expected: 0 [ 25.906085][ T12] locks held by kworker/u16:0/12: 8, last CPU#1: [ 25.906087][ T12] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 25.906100][ T12] #1: ffa00000000c7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 25.906104][ T12] #2: ffffffff9f8ffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 25.906110][ T12] #3: ffffffff9f91b740 (rtnl_mutex){+.+.}-{4:4}, at: ops_undo_list+0x534/0x8f0 [ 25.906113][ T12] #4: ffffffff9f17ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 25.906117][ T12] #5: ffffffff9f17de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 25.906121][ T12] #6: ffffffff9f09d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 25.906125][ T12] #7: ffffffff9f09d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 25.906128][ T12] irq event stamp: 10026 [ 25.906129][ T12] hardirqs last enabled at (10025): [] __down_trylock_console_sem+0x86/0xa0 [ 25.906132][ T12] hardirqs last disabled at (10026): [] console_emit_next_record+0x3d4/0x4c0 [ 25.906134][ T12] softirqs last enabled at (9972): [] netlink_release+0x17b/0xcf0 [ 25.906138][ T12] softirqs last disabled at (9970): [] netlink_release+0xd2/0xcf0 [ 25.906141][ T12] Preemption disabled at: [ 25.906141][ T12] [] vprintk_emit+0x31b/0x3e0 [ 25.906146][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.906154][ T12] Tainted: [W]=WARN [ 25.906155][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.906157][ T12] Workqueue: netns cleanup_net [ 25.906160][ T12] Call Trace: [ 25.906161][ T12] [ 25.906164][ T12] dump_stack_lvl+0x6f/0xa0 [ 25.906170][ T12] ? vprintk_emit+0x31b/0x3e0 [ 25.906172][ T12] __might_resched.cold+0x1fe/0x2c1 [ 25.906177][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 25.906181][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 25.906186][ T12] __kmalloc_noprof+0x443/0x760 [ 25.906188][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 25.906195][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 25.906198][ T12] alloc_buf.isra.0+0x4b/0x260 [ 25.906202][ T12] put_chars+0x1e1/0x2f0 [ 25.906204][ T12] ? __send_to_port+0x420/0x420 [ 25.906207][ T12] ? validate_chain+0x34a/0xc20 [ 25.906213][ T12] hvc_console_print+0x292/0x780 [ 25.906217][ T12] ? __lock_acquire+0x518/0xc20 [ 25.906222][ T12] ? hvc_write+0x3a0/0x3a0 [ 25.906225][ T12] ? rcu_is_watching+0x16/0xd0 [ 25.906231][ T12] console_emit_next_record+0x22f/0x4c0 [ 25.906235][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 25.906237][ T12] ? console_flush_one_record+0x106/0x710 [ 25.906240][ T12] ? rcu_is_watching+0x16/0xd0 [ 25.906242][ T12] ? lock_acquire+0x13c/0x160 [ 25.906246][ T12] console_flush_one_record+0x46f/0x710 [ 25.906250][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 25.906252][ T12] ? __lock_acquire+0x518/0xc20 [ 25.906258][ T12] console_unlock+0xee/0x1f0 [ 25.906261][ T12] ? console_flush_one_record+0x710/0x710 [ 25.906263][ T12] ? rcu_is_watching+0x16/0xd0 [ 25.906264][ T12] ? lock_acquire+0xe0/0x160 [ 25.906268][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.906270][ T12] ? vprintk_emit+0x320/0x3e0 [ 25.906273][ T12] vprintk_emit+0x37c/0x3e0 [ 25.906276][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 25.906277][ T12] ? cleanup_net+0x431/0x940 [ 25.906279][ T12] ? worker_thread+0x4f1/0xd60 [ 25.906281][ T12] ? kthread+0x367/0x460 [ 25.906283][ T12] ? ret_from_fork+0x474/0x6b0 [ 25.906287][ T12] ? ret_from_fork_asm+0x11/0x20 [ 25.906291][ T12] _printk+0xc7/0x100 [ 25.906295][ T12] ? snapshot_read.cold+0x21/0x21 [ 25.906300][ T12] ? netdev_name+0x43/0x60 [ 25.906304][ T12] ? __netdev_printk+0x17f/0x1d0 [ 25.906308][ T12] netdev_info+0xe2/0x116 [ 25.906310][ T12] ? netdev_notice+0x120/0x120 [ 25.906315][ T12] ? rcu_is_watching+0x16/0xd0 [ 25.906317][ T12] ? __up_read+0x355/0x9e0 [ 25.906319][ T12] ? down_write_nested+0x200/0x200 [ 25.906322][ T12] ? mutex_is_locked+0x1c/0x50 [ 25.906324][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 25.906328][ T12] dev_set_allmulti+0xa6/0x240 [ 25.906332][ T12] del_nbp+0xb7/0xc10 [ 25.906335][ T12] ? unregister_netdevice_many+0x20/0x20 [ 25.906337][ T12] ? net_generic+0xb3/0x1e0 [ 25.906342][ T12] br_dev_delete+0x9d/0x1e0 [ 25.906346][ T12] br_net_exit_rtnl+0xb8/0x110 [ 25.906350][ T12] ops_undo_list+0x5be/0x8f0 [ 25.906353][ T12] ? lockdep_hardirqs_on+0x91/0x130 [ 25.906357][ T12] ? netns_install+0x2a0/0x2a0 [ 25.906359][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 25.906362][ T12] ? idr_destroy+0x121/0x250 [ 25.906367][ T12] cleanup_net+0x431/0x940 [ 25.906370][ T12] ? net_passive_dec+0x230/0x230 [ 25.906374][ T12] ? lock_acquire+0x13c/0x160 [ 25.906376][ T12] ? rcu_is_watching+0x16/0xd0 [ 25.906380][ T12] process_one_work+0xe3e/0x1560 [ 25.906387][ T12] ? __queue_delayed_work+0x470/0x470 [ 25.906390][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 25.906397][ T12] worker_thread+0x4f1/0xd60 [ 25.906405][ T12] ? rescuer_thread+0x1340/0x1340 [ 25.906407][ T12] kthread+0x367/0x460 [ 25.906409][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 25.906412][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 25.906415][ T12] ret_from_fork+0x474/0x6b0 [ 25.906418][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 25.906421][ T12] ? __switch_to+0x5a3/0xe00 [ 25.906425][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 25.906428][ T12] ret_from_fork_asm+0x11/0x20 [ 25.906436][ T12] [ 25.930825][ T12] eth1: left promiscuous mode [ 25.931643][ T12] br0: port 2(eth1) entered disabled state [ 25.943936][ T12] eth0: left allmulticast mode [ 25.944284][ T12] eth0: left promiscuous mode [ 25.944581][ T12] br0: port 1(eth0) entered disabled state [ 28.510725][ T473] eth0: renamed from r1h1 [ 28.510741][ T473] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 28.510743][ T473] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 473, name: ip [ 28.510745][ T473] preempt_count: 1, expected: 0 [ 28.510746][ T473] RCU nest depth: 0, expected: 0 [ 28.510747][ T473] locks held by ip/473: 5, last CPU#2: [ 28.510749][ T473] #0: ffffffff9f91b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 28.510761][ T473] #1: ffffffff9f17ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 28.510767][ T473] #2: ffffffff9f17de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 28.510771][ T473] #3: ffffffff9f09d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 28.510774][ T473] #4: ffffffff9f09d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 28.510778][ T473] irq event stamp: 19092 [ 28.510779][ T473] hardirqs last enabled at (19091): [] __down_trylock_console_sem+0x86/0xa0 [ 28.510782][ T473] hardirqs last disabled at (19092): [] console_emit_next_record+0x3d4/0x4c0 [ 28.510784][ T473] softirqs last enabled at (19086): [] netif_change_name+0x216/0x8c0 [ 28.510788][ T473] softirqs last disabled at (19084): [] netif_change_name+0x1ad/0x8c0 [ 28.510791][ T473] Preemption disabled at: [ 28.510792][ T473] [] vprintk_emit+0x31b/0x3e0 [ 28.510799][ T473] CPU: 2 UID: 0 PID: 473 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 28.510803][ T473] Tainted: [W]=WARN [ 28.510804][ T473] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.510805][ T473] Call Trace: [ 28.510807][ T473] [ 28.510808][ T473] dump_stack_lvl+0x6f/0xa0 [ 28.510814][ T473] ? vprintk_emit+0x31b/0x3e0 [ 28.510816][ T473] __might_resched.cold+0x1fe/0x2c1 [ 28.510820][ T473] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 28.510825][ T473] ? __kmalloc_noprof+0xdb/0x760 [ 28.510829][ T473] __kmalloc_noprof+0x443/0x760 [ 28.510831][ T473] ? alloc_buf.isra.0+0x4b/0x260 [ 28.510837][ T473] ? do_raw_spin_unlock+0x59/0x250 [ 28.510840][ T473] alloc_buf.isra.0+0x4b/0x260 [ 28.510844][ T473] put_chars+0x1e1/0x2f0 [ 28.510846][ T473] ? __send_to_port+0x420/0x420 [ 28.510852][ T473] hvc_console_print+0x292/0x780 [ 28.510860][ T473] ? hvc_write+0x3a0/0x3a0 [ 28.510863][ T473] ? lock_acquire+0x13c/0x160 [ 28.510867][ T473] console_emit_next_record+0x22f/0x4c0 [ 28.510871][ T473] ? devkmsg_read+0x4b0/0x4b0 [ 28.510873][ T473] ? console_flush_one_record+0x106/0x710 [ 28.510876][ T473] ? rcu_is_watching+0x16/0xd0 [ 28.510879][ T473] ? lock_acquire+0x13c/0x160 [ 28.510883][ T473] console_flush_one_record+0x46f/0x710 [ 28.510887][ T473] ? console_emit_next_record+0x4c0/0x4c0 [ 28.510888][ T473] ? __lock_acquire+0x518/0xc20 [ 28.510893][ T473] console_unlock+0xee/0x1f0 [ 28.510896][ T473] ? console_flush_one_record+0x710/0x710 [ 28.510898][ T473] ? rcu_is_watching+0x16/0xd0 [ 28.510900][ T473] ? lock_acquire+0xe0/0x160 [ 28.510903][ T473] ? __down_trylock_console_sem+0x5e/0xa0 [ 28.510905][ T473] ? vprintk_emit+0x320/0x3e0 [ 28.510908][ T473] vprintk_emit+0x37c/0x3e0 [ 28.510911][ T473] ? wake_up_klogd_work_func+0x90/0x90 [ 28.510913][ T473] ? _mutex_trylock_nest_lock+0x390/0x390 [ 28.510918][ T473] _printk+0xc7/0x100 [ 28.510922][ T473] ? snapshot_read.cold+0x21/0x21 [ 28.510924][ T473] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 28.510926][ T473] ? rcu_read_lock_any_held+0x3c/0x90 [ 28.510929][ T473] ? validate_chain+0x38b/0xc20 [ 28.510931][ T473] ? netdev_name+0x43/0x60 [ 28.510935][ T473] ? __netdev_printk+0x17f/0x1d0 [ 28.510938][ T473] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 28.510940][ T473] netdev_info+0xe2/0x116 [ 28.510943][ T473] ? netdev_notice+0x120/0x120 [ 28.510945][ T473] ? find_held_lock+0x2b/0x80 [ 28.510948][ T473] ? __lock_release.isra.0+0x69/0x1a0 [ 28.510951][ T473] ? mark_held_locks+0x40/0x70 [ 28.510954][ T473] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 28.510956][ T473] netif_change_name.cold+0x4f/0x89 [ 28.510958][ T473] ? register_netdev+0x40/0x40 [ 28.510960][ T473] ? is_bpf_text_address+0x68/0x110 [ 28.510965][ T473] ? netdev_adjacent_rename_links+0x470/0x470 [ 28.510967][ T473] ? __kernel_text_address+0x12/0x30 [ 28.510970][ T473] ? write_profile+0xf0/0xf0 [ 28.510974][ T473] ? __asan_memset+0x27/0x50 [ 28.510980][ T473] do_setlink.isra.0+0x1f7d/0x2a60 [ 28.510983][ T473] ? stack_trace_save+0x93/0xc0 [ 28.510985][ T473] ? rtnl_link_get_size+0x350/0x350 [ 28.510986][ T473] ? rcu_read_lock_any_held+0x66/0x90 [ 28.510988][ T473] ? stack_depot_save_flags+0x38e/0x790 [ 28.510992][ T473] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 28.510993][ T473] ? rcu_read_lock_any_held+0x3c/0x90 [ 28.510995][ T473] ? validate_chain+0x38b/0xc20 [ 28.510998][ T473] ? kasan_save_stack+0x3d/0x50 [ 28.510999][ T473] ? kasan_save_stack+0x2f/0x50 [ 28.511001][ T473] ? kasan_save_track+0x14/0x30 [ 28.511002][ T473] ? __kasan_kmalloc+0x7b/0x90 [ 28.511004][ T473] ? __lock_acquire+0x518/0xc20 [ 28.511006][ T473] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 28.511009][ T473] ? ___sys_sendmsg+0xd0/0x1d0 [ 28.511013][ T473] ? lock_acquire.part.0+0xd4/0x280 [ 28.511014][ T473] ? rtnl_newlink+0x9a8/0x11b0 [ 28.511017][ T473] ? rcu_is_watching+0x16/0xd0 [ 28.511019][ T473] ? lock_acquire+0x13c/0x160 [ 28.511020][ T473] ? rcu_is_watching+0x16/0xd0 [ 28.511021][ T473] ? rcu_is_watching+0x16/0xd0 [ 28.511023][ T473] ? trace_contention_end+0xb3/0x180 [ 28.511025][ T473] ? __mutex_lock+0x1db/0x1ea0 [ 28.511026][ T473] ? __mutex_lock+0x9a3/0x1ea0 [ 28.511028][ T473] ? rtnl_newlink+0x9a8/0x11b0 [ 28.511031][ T473] ? ww_mutex_lock+0x160/0x160 [ 28.511033][ T473] ? nla_get_range_signed+0x3d0/0x3d0 [ 28.511038][ T473] ? rcu_is_watching+0x16/0xd0 [ 28.511040][ T473] ? __rtnl_newlink+0x3fa/0xa50 [ 28.511045][ T473] rtnl_newlink+0x9f1/0x11b0 [ 28.511050][ T473] ? rtnl_bridge_getlink+0x850/0x850 [ 28.511052][ T473] ? __lock_acquire+0x518/0xc20 [ 28.511056][ T473] ? lock_acquire.part.0+0xd4/0x280 [ 28.511058][ T473] ? find_held_lock+0x2b/0x80 [ 28.511060][ T473] ? rtnl_bridge_getlink+0x850/0x850 [ 28.511062][ T473] ? __lock_release.isra.0+0x69/0x1a0 [ 28.511065][ T473] ? rtnl_bridge_getlink+0x850/0x850 [ 28.511067][ T473] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 28.511070][ T473] ? rtnl_link_fill+0x920/0x920 [ 28.511072][ T473] ? __lock_acquire+0x518/0xc20 [ 28.511076][ T473] ? lock_acquire.part.0+0xd4/0x280 [ 28.511078][ T473] ? find_held_lock+0x2b/0x80 [ 28.511081][ T473] netlink_rcv_skb+0x14e/0x3a0 [ 28.511085][ T473] ? rtnl_link_fill+0x920/0x920 [ 28.511087][ T473] ? netlink_ack+0xcf0/0xcf0 [ 28.511094][ T473] ? netlink_deliver_tap+0xc5/0x330 [ 28.511096][ T473] ? netlink_deliver_tap+0x13c/0x330 [ 28.511100][ T473] netlink_unicast+0x486/0x750 [ 28.511104][ T473] ? netlink_attachskb+0x810/0x810 [ 28.511106][ T473] ? find_held_lock+0x2b/0x80 [ 28.511111][ T473] netlink_sendmsg+0x75b/0xc90 [ 28.511114][ T473] ? netlink_unicast+0x750/0x750 [ 28.511118][ T473] ? __lock_release.isra.0+0x69/0x1a0 [ 28.511120][ T473] ? __import_iovec+0x36c/0x620 [ 28.511125][ T473] __sock_sendmsg+0xce/0x190 [ 28.511128][ T473] ____sys_sendmsg+0x61a/0x860 [ 28.511130][ T473] ? copy_msghdr_from_user+0x279/0x420 [ 28.511132][ T473] ? sock_write_iter+0x400/0x400 [ 28.511134][ T473] ? move_addr_to_kernel+0x40/0x40 [ 28.511141][ T473] ___sys_sendmsg+0x14e/0x1d0 [ 28.511144][ T473] ? copy_msghdr_from_user+0x420/0x420 [ 28.511162][ T473] __sys_sendmsg+0x12c/0x1d0 [ 28.511165][ T473] ? __sys_sendmsg_sock+0x20/0x20 [ 28.511171][ T473] ? rcu_is_watching+0x16/0xd0 [ 28.511174][ T473] do_syscall_64+0xff/0x530 [ 28.511177][ T473] ? exc_page_fault+0xee/0x100 [ 28.511180][ T473] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.511182][ T473] RIP: 0033:0x7f0db087a54e [ 28.511186][ T473] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 28.511187][ T473] RSP: 002b:00007ffd6b618a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 28.511191][ T473] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f0db087a54e [ 28.511192][ T473] RDX: 0000000000000000 RSI: 00007ffd6b618b00 RDI: 0000000000000005 [ 28.511193][ T473] RBP: 00007ffd6b618a60 R08: 0000000000000000 R09: 0000000000000000 [ 28.511193][ T473] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91061e [ 28.511194][ T473] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd6b6191d0 [ 28.511201][ T473] [ 28.526284][ C0] clocksource: Watchdog remote CPU 2 read timed out [ 28.654928][ T475] eth0: renamed from r2h1 [ 28.774875][ T478] eth2: renamed from r2h2 [ 28.896614][ T481] eth1: renamed from r2r1 [ 29.422268][ T497] br0: port 1(eth0) entered blocking state [ 29.422826][ T497] br0: port 1(eth0) entered disabled state [ 29.423354][ T497] eth0: entered allmulticast mode [ 29.425115][ T497] eth0: entered promiscuous mode [ 29.428545][ T59] br0: port 1(eth0) entered blocking state [ 29.428999][ T59] br0: port 1(eth0) entered forwarding state [ 29.476927][ T498] br0: port 2(eth1) entered blocking state [ 29.477437][ T498] br0: port 2(eth1) entered disabled state [ 29.477952][ T498] eth1: entered allmulticast mode [ 29.479721][ T498] eth1: entered promiscuous mode [ 29.480989][ T498] br0: port 2(eth1) entered blocking state [ 29.481562][ T498] br0: port 2(eth1) entered forwarding state [ 42.237473][ T12] eth1: left allmulticast mode [ 42.237494][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 42.237496][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 42.237498][ T12] preempt_count: 1, expected: 0 [ 42.237499][ T12] RCU nest depth: 0, expected: 0 [ 42.237500][ T12] locks held by kworker/u16:0/12: 8, last CPU#2: [ 42.237502][ T12] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 42.237514][ T12] #1: ffa00000000c7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 42.237518][ T12] #2: ffffffff9f8ffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 42.237523][ T12] #3: ffffffff9f91b740 (rtnl_mutex){+.+.}-{4:4}, at: ops_undo_list+0x534/0x8f0 [ 42.237527][ T12] #4: ffffffff9f17ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 42.237531][ T12] #5: ffffffff9f17de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 42.237535][ T12] #6: ffffffff9f09d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 42.237538][ T12] #7: ffffffff9f09d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 42.237542][ T12] irq event stamp: 176638 [ 42.237543][ T12] hardirqs last enabled at (176637): [] __down_trylock_console_sem+0x86/0xa0 [ 42.237546][ T12] hardirqs last disabled at (176638): [] console_emit_next_record+0x3d4/0x4c0 [ 42.237553][ T12] softirqs last enabled at (176588): [] netlink_release+0x17b/0xcf0 [ 42.237557][ T12] softirqs last disabled at (176586): [] netlink_release+0xd2/0xcf0 [ 42.237559][ T12] Preemption disabled at: [ 42.237560][ T12] [] vprintk_emit+0x31b/0x3e0 [ 42.237565][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 42.237568][ T12] Tainted: [W]=WARN [ 42.237569][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.237571][ T12] Workqueue: netns cleanup_net [ 42.237574][ T12] Call Trace: [ 42.237576][ T12] [ 42.237578][ T12] dump_stack_lvl+0x6f/0xa0 [ 42.237584][ T12] ? vprintk_emit+0x31b/0x3e0 [ 42.237585][ T12] __might_resched.cold+0x1fe/0x2c1 [ 42.237590][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 42.237594][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 42.237598][ T12] __kmalloc_noprof+0x443/0x760 [ 42.237600][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 42.237607][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 42.237610][ T12] alloc_buf.isra.0+0x4b/0x260 [ 42.237614][ T12] put_chars+0x1e1/0x2f0 [ 42.237616][ T12] ? __send_to_port+0x420/0x420 [ 42.237617][ T12] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 42.237621][ T12] ? rcu_read_lock_any_held+0x3c/0x90 [ 42.237624][ T12] ? validate_chain+0x38b/0xc20 [ 42.237628][ T12] hvc_console_print+0x292/0x780 [ 42.237632][ T12] ? __lock_acquire+0x518/0xc20 [ 42.237638][ T12] ? hvc_write+0x3a0/0x3a0 [ 42.237641][ T12] ? rcu_is_watching+0x16/0xd0 [ 42.237646][ T12] console_emit_next_record+0x22f/0x4c0 [ 42.237650][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 42.237652][ T12] ? console_flush_one_record+0x106/0x710 [ 42.237655][ T12] ? rcu_is_watching+0x16/0xd0 [ 42.237657][ T12] ? lock_acquire+0x13c/0x160 [ 42.237661][ T12] console_flush_one_record+0x46f/0x710 [ 42.237666][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 42.237667][ T12] ? __lock_acquire+0x518/0xc20 [ 42.237673][ T12] console_unlock+0xee/0x1f0 [ 42.237676][ T12] ? console_flush_one_record+0x710/0x710 [ 42.237678][ T12] ? rcu_is_watching+0x16/0xd0 [ 42.237679][ T12] ? lock_acquire+0xe0/0x160 [ 42.237683][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 42.237685][ T12] ? vprintk_emit+0x320/0x3e0 [ 42.237688][ T12] vprintk_emit+0x37c/0x3e0 [ 42.237691][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 42.237692][ T12] ? cleanup_net+0x431/0x940 [ 42.237694][ T12] ? worker_thread+0x4f1/0xd60 [ 42.237696][ T12] ? kthread+0x367/0x460 [ 42.237698][ T12] ? ret_from_fork+0x474/0x6b0 [ 42.237701][ T12] ? ret_from_fork_asm+0x11/0x20 [ 42.237706][ T12] _printk+0xc7/0x100 [ 42.237710][ T12] ? snapshot_read.cold+0x21/0x21 [ 42.237714][ T12] ? netdev_name+0x43/0x60 [ 42.237718][ T12] ? __netdev_printk+0x17f/0x1d0 [ 42.237722][ T12] netdev_info+0xe2/0x116 [ 42.237724][ T12] ? netdev_notice+0x120/0x120 [ 42.237729][ T12] ? rcu_is_watching+0x16/0xd0 [ 42.237731][ T12] ? __up_read+0x355/0x9e0 [ 42.237733][ T12] ? down_write_nested+0x200/0x200 [ 42.237735][ T12] ? mutex_is_locked+0x1c/0x50 [ 42.237738][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 42.237742][ T12] dev_set_allmulti+0xa6/0x240 [ 42.237745][ T12] del_nbp+0xb7/0xc10 [ 42.237749][ T12] ? unregister_netdevice_many+0x20/0x20 [ 42.237750][ T12] ? net_generic+0xb3/0x1e0 [ 42.237755][ T12] br_dev_delete+0x9d/0x1e0 [ 42.237759][ T12] br_net_exit_rtnl+0xb8/0x110 [ 42.237762][ T12] ops_undo_list+0x5be/0x8f0 [ 42.237766][ T12] ? lockdep_hardirqs_on+0x91/0x130 [ 42.237770][ T12] ? netns_install+0x2a0/0x2a0 [ 42.237771][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 42.237775][ T12] ? idr_destroy+0x121/0x250 [ 42.237779][ T12] cleanup_net+0x431/0x940 [ 42.237783][ T12] ? net_passive_dec+0x230/0x230 [ 42.237786][ T12] ? lock_acquire+0x13c/0x160 [ 42.237788][ T12] ? rcu_is_watching+0x16/0xd0 [ 42.237792][ T12] process_one_work+0xe3e/0x1560 [ 42.237799][ T12] ? __queue_delayed_work+0x470/0x470 [ 42.237802][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 42.237810][ T12] worker_thread+0x4f1/0xd60 [ 42.237817][ T12] ? rescuer_thread+0x1340/0x1340 [ 42.237819][ T12] kthread+0x367/0x460 [ 42.237821][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 42.237824][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 42.237827][ T12] ret_from_fork+0x474/0x6b0 [ 42.237830][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 42.237833][ T12] ? __switch_to+0x5a3/0xe00 [ 42.237837][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 42.237839][ T12] ret_from_fork_asm+0x11/0x20 [ 42.237848][ T12] [ 42.266950][ T12] eth1: left promiscuous mode [ 42.267388][ T12] br0: port 2(eth1) entered disabled state [ 42.272432][ T12] eth0: left allmulticast mode [ 42.272694][ T12] eth0: left promiscuous mode [ 42.273041][ T12] br0: port 1(eth0) entered disabled state [ 44.873711][ T712] eth0: renamed from r1h1 [ 44.873728][ T712] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 44.873731][ T712] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 712, name: ip [ 44.873732][ T712] preempt_count: 1, expected: 0 [ 44.873733][ T712] RCU nest depth: 0, expected: 0 [ 44.873734][ T712] locks held by ip/712: 5, last CPU#1: [ 44.873736][ T712] #0: ffffffff9f91b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 44.873747][ T712] #1: ffffffff9f17ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 44.873752][ T712] #2: ffffffff9f17de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 44.873757][ T712] #3: ffffffff9f09d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 44.873760][ T712] #4: ffffffff9f09d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 44.873764][ T712] irq event stamp: 22682 [ 44.873765][ T712] hardirqs last enabled at (22681): [] __down_trylock_console_sem+0x86/0xa0 [ 44.873768][ T712] hardirqs last disabled at (22682): [] console_emit_next_record+0x3d4/0x4c0 [ 44.873770][ T712] softirqs last enabled at (22676): [] netif_change_name+0x216/0x8c0 [ 44.873773][ T712] softirqs last disabled at (22674): [] netif_change_name+0x1ad/0x8c0 [ 44.873776][ T712] Preemption disabled at: [ 44.873777][ T712] [] vprintk_emit+0x31b/0x3e0 [ 44.873782][ T712] CPU: 1 UID: 0 PID: 712 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 44.873785][ T712] Tainted: [W]=WARN [ 44.873786][ T712] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.873788][ T712] Call Trace: [ 44.873789][ T712] [ 44.873791][ T712] dump_stack_lvl+0x6f/0xa0 [ 44.873797][ T712] ? vprintk_emit+0x31b/0x3e0 [ 44.873798][ T712] __might_resched.cold+0x1fe/0x2c1 [ 44.873803][ T712] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 44.873807][ T712] ? __kmalloc_noprof+0xdb/0x760 [ 44.873811][ T712] __kmalloc_noprof+0x443/0x760 [ 44.873813][ T712] ? alloc_buf.isra.0+0x4b/0x260 [ 44.873820][ T712] ? do_raw_spin_unlock+0x59/0x250 [ 44.873822][ T712] alloc_buf.isra.0+0x4b/0x260 [ 44.873826][ T712] put_chars+0x1e1/0x2f0 [ 44.873828][ T712] ? __send_to_port+0x420/0x420 [ 44.873835][ T712] hvc_console_print+0x292/0x780 [ 44.873842][ T712] ? hvc_write+0x3a0/0x3a0 [ 44.873845][ T712] ? lock_acquire+0x13c/0x160 [ 44.873850][ T712] console_emit_next_record+0x22f/0x4c0 [ 44.873853][ T712] ? devkmsg_read+0x4b0/0x4b0 [ 44.873855][ T712] ? console_flush_one_record+0x106/0x710 [ 44.873858][ T712] ? rcu_is_watching+0x16/0xd0 [ 44.873861][ T712] ? lock_acquire+0x13c/0x160 [ 44.873865][ T712] console_flush_one_record+0x46f/0x710 [ 44.873869][ T712] ? console_emit_next_record+0x4c0/0x4c0 [ 44.873871][ T712] ? __lock_acquire+0x518/0xc20 [ 44.873876][ T712] console_unlock+0xee/0x1f0 [ 44.873879][ T712] ? console_flush_one_record+0x710/0x710 [ 44.873881][ T712] ? rcu_is_watching+0x16/0xd0 [ 44.873882][ T712] ? lock_acquire+0xe0/0x160 [ 44.873886][ T712] ? __down_trylock_console_sem+0x5e/0xa0 [ 44.873888][ T712] ? vprintk_emit+0x320/0x3e0 [ 44.873890][ T712] vprintk_emit+0x37c/0x3e0 [ 44.873893][ T712] ? wake_up_klogd_work_func+0x90/0x90 [ 44.873896][ T712] ? _mutex_trylock_nest_lock+0x390/0x390 [ 44.873902][ T712] _printk+0xc7/0x100 [ 44.873905][ T712] ? snapshot_read.cold+0x21/0x21 [ 44.873907][ T712] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 44.873909][ T712] ? rcu_read_lock_any_held+0x3c/0x90 [ 44.873912][ T712] ? validate_chain+0x38b/0xc20 [ 44.873914][ T712] ? netdev_name+0x43/0x60 [ 44.873918][ T712] ? __netdev_printk+0x17f/0x1d0 [ 44.873920][ T712] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 44.873923][ T712] netdev_info+0xe2/0x116 [ 44.873926][ T712] ? netdev_notice+0x120/0x120 [ 44.873928][ T712] ? find_held_lock+0x2b/0x80 [ 44.873931][ T712] ? __lock_release.isra.0+0x69/0x1a0 [ 44.873934][ T712] ? mark_held_locks+0x40/0x70 [ 44.873937][ T712] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 44.873939][ T712] netif_change_name.cold+0x4f/0x89 [ 44.873941][ T712] ? register_netdev+0x40/0x40 [ 44.873943][ T712] ? is_bpf_text_address+0x68/0x110 [ 44.873948][ T712] ? netdev_adjacent_rename_links+0x470/0x470 [ 44.873950][ T712] ? __kernel_text_address+0x12/0x30 [ 44.873953][ T712] ? write_profile+0xf0/0xf0 [ 44.873957][ T712] ? __asan_memset+0x27/0x50 [ 44.873963][ T712] do_setlink.isra.0+0x1f7d/0x2a60 [ 44.873966][ T712] ? stack_trace_save+0x93/0xc0 [ 44.873968][ T712] ? rtnl_link_get_size+0x350/0x350 [ 44.873969][ T712] ? rcu_read_lock_any_held+0x66/0x90 [ 44.873971][ T712] ? stack_depot_save_flags+0x38e/0x790 [ 44.873974][ T712] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 44.873976][ T712] ? rcu_read_lock_any_held+0x3c/0x90 [ 44.873978][ T712] ? validate_chain+0x38b/0xc20 [ 44.873980][ T712] ? kasan_save_stack+0x3d/0x50 [ 44.873982][ T712] ? kasan_save_stack+0x2f/0x50 [ 44.873983][ T712] ? kasan_save_track+0x14/0x30 [ 44.873984][ T712] ? __kasan_kmalloc+0x7b/0x90 [ 44.873987][ T712] ? __lock_acquire+0x518/0xc20 [ 44.873988][ T712] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 44.873991][ T712] ? ___sys_sendmsg+0xd0/0x1d0 [ 44.873995][ T712] ? lock_acquire.part.0+0xd4/0x280 [ 44.873997][ T712] ? rtnl_newlink+0x9a8/0x11b0 [ 44.874000][ T712] ? rcu_is_watching+0x16/0xd0 [ 44.874001][ T712] ? lock_acquire+0x13c/0x160 [ 44.874003][ T712] ? rcu_is_watching+0x16/0xd0 [ 44.874004][ T712] ? rcu_is_watching+0x16/0xd0 [ 44.874005][ T712] ? trace_contention_end+0xb3/0x180 [ 44.874008][ T712] ? __mutex_lock+0x1db/0x1ea0 [ 44.874009][ T712] ? __mutex_lock+0x9a3/0x1ea0 [ 44.874011][ T712] ? rtnl_newlink+0x9a8/0x11b0 [ 44.874014][ T712] ? ww_mutex_lock+0x160/0x160 [ 44.874015][ T712] ? nla_get_range_signed+0x3d0/0x3d0 [ 44.874020][ T712] ? rcu_is_watching+0x16/0xd0 [ 44.874022][ T712] ? __rtnl_newlink+0x3fa/0xa50 [ 44.874027][ T712] rtnl_newlink+0x9f1/0x11b0 [ 44.874032][ T712] ? rtnl_bridge_getlink+0x850/0x850 [ 44.874034][ T712] ? __lock_acquire+0x518/0xc20 [ 44.874038][ T712] ? lock_acquire.part.0+0xd4/0x280 [ 44.874040][ T712] ? find_held_lock+0x2b/0x80 [ 44.874042][ T712] ? rtnl_bridge_getlink+0x850/0x850 [ 44.874044][ T712] ? __lock_release.isra.0+0x69/0x1a0 [ 44.874047][ T712] ? rtnl_bridge_getlink+0x850/0x850 [ 44.874049][ T712] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 44.874052][ T712] ? rtnl_link_fill+0x920/0x920 [ 44.874054][ T712] ? __lock_acquire+0x518/0xc20 [ 44.874058][ T712] ? lock_acquire.part.0+0xd4/0x280 [ 44.874060][ T712] ? find_held_lock+0x2b/0x80 [ 44.874063][ T712] netlink_rcv_skb+0x14e/0x3a0 [ 44.874067][ T712] ? rtnl_link_fill+0x920/0x920 [ 44.874070][ T712] ? netlink_ack+0xcf0/0xcf0 [ 44.874076][ T712] ? netlink_deliver_tap+0xc5/0x330 [ 44.874078][ T712] ? netlink_deliver_tap+0x13c/0x330 [ 44.874082][ T712] netlink_unicast+0x486/0x750 [ 44.874086][ T712] ? netlink_attachskb+0x810/0x810 [ 44.874089][ T712] ? find_held_lock+0x2b/0x80 [ 44.874093][ T712] netlink_sendmsg+0x75b/0xc90 [ 44.874097][ T712] ? netlink_unicast+0x750/0x750 [ 44.874100][ T712] ? __lock_release.isra.0+0x69/0x1a0 [ 44.874102][ T712] ? __import_iovec+0x36c/0x620 [ 44.874107][ T712] __sock_sendmsg+0xce/0x190 [ 44.874110][ T712] ____sys_sendmsg+0x61a/0x860 [ 44.874112][ T712] ? copy_msghdr_from_user+0x279/0x420 [ 44.874114][ T712] ? sock_write_iter+0x400/0x400 [ 44.874116][ T712] ? move_addr_to_kernel+0x40/0x40 [ 44.874123][ T712] ___sys_sendmsg+0x14e/0x1d0 [ 44.874126][ T712] ? copy_msghdr_from_user+0x420/0x420 [ 44.874141][ T712] __sys_sendmsg+0x12c/0x1d0 [ 44.874144][ T712] ? __sys_sendmsg_sock+0x20/0x20 [ 44.874150][ T712] ? rcu_is_watching+0x16/0xd0 [ 44.874156][ T712] do_syscall_64+0xff/0x530 [ 44.874159][ T712] ? exc_page_fault+0xee/0x100 [ 44.874162][ T712] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 44.874165][ T712] RIP: 0033:0x7fc0c16ac54e [ 44.874168][ T712] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 44.874170][ T712] RSP: 002b:00007ffe9a70aa60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 44.874173][ T712] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fc0c16ac54e [ 44.874174][ T712] RDX: 0000000000000000 RSI: 00007ffe9a70ab10 RDI: 0000000000000005 [ 44.874175][ T712] RBP: 00007ffe9a70aa70 R08: 0000000000000000 R09: 0000000000000000 [ 44.874176][ T712] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91062e [ 44.874177][ T712] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe9a70b1e0 [ 44.874183][ T712] [ 45.050738][ T714] eth0: renamed from r2h1 [ 45.165726][ T717] eth2: renamed from r2h2 [ 45.296384][ T720] eth1: renamed from r2r1 [ 45.482689][ T725] br0: port 1(eth0) entered blocking state [ 45.483218][ T725] br0: port 1(eth0) entered disabled state [ 45.483718][ T725] eth0: entered allmulticast mode [ 45.485593][ T725] eth0: entered promiscuous mode [ 45.488697][ T48] br0: port 1(eth0) entered blocking state [ 45.489017][ T48] br0: port 1(eth0) entered forwarding state [ 45.535276][ T726] br0: port 2(eth1) entered blocking state [ 45.535586][ T726] br0: port 2(eth1) entered disabled state [ 45.535870][ T726] eth1: entered allmulticast mode [ 45.541186][ T726] eth1: entered promiscuous mode [ 45.541809][ T726] br0: port 2(eth1) entered blocking state [ 45.542089][ T726] br0: port 2(eth1) entered forwarding state [ 58.685124][ T12] eth1: left allmulticast mode [ 58.685142][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 58.685144][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 58.685146][ T12] preempt_count: 1, expected: 0 [ 58.685147][ T12] RCU nest depth: 0, expected: 0 [ 58.685148][ T12] locks held by kworker/u16:0/12: 8, last CPU#1: [ 58.685150][ T12] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 58.685165][ T12] #1: ffa00000000c7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 58.685169][ T12] #2: ffffffff9f8ffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 58.685174][ T12] #3: ffffffff9f91b740 (rtnl_mutex){+.+.}-{4:4}, at: ops_undo_list+0x534/0x8f0 [ 58.685178][ T12] #4: ffffffff9f17ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 58.685182][ T12] #5: ffffffff9f17de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 58.685186][ T12] #6: ffffffff9f09d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 58.685189][ T12] #7: ffffffff9f09d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 58.685193][ T12] irq event stamp: 351728 [ 58.685194][ T12] hardirqs last enabled at (351727): [] __down_trylock_console_sem+0x86/0xa0 [ 58.685197][ T12] hardirqs last disabled at (351728): [] console_emit_next_record+0x3d4/0x4c0 [ 58.685199][ T12] softirqs last enabled at (351682): [] netlink_release+0x17b/0xcf0 [ 58.685203][ T12] softirqs last disabled at (351680): [] netlink_release+0xd2/0xcf0 [ 58.685205][ T12] Preemption disabled at: [ 58.685206][ T12] [] vprintk_emit+0x31b/0x3e0 [ 58.685210][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 58.685214][ T12] Tainted: [W]=WARN [ 58.685215][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.685216][ T12] Workqueue: netns cleanup_net [ 58.685220][ T12] Call Trace: [ 58.685221][ T12] [ 58.685223][ T12] dump_stack_lvl+0x6f/0xa0 [ 58.685229][ T12] ? vprintk_emit+0x31b/0x3e0 [ 58.685231][ T12] __might_resched.cold+0x1fe/0x2c1 [ 58.685235][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 58.685239][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 58.685243][ T12] __kmalloc_noprof+0x443/0x760 [ 58.685245][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 58.685252][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 58.685255][ T12] alloc_buf.isra.0+0x4b/0x260 [ 58.685259][ T12] put_chars+0x1e1/0x2f0 [ 58.685261][ T12] ? __send_to_port+0x420/0x420 [ 58.685262][ T12] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 58.685266][ T12] ? rcu_read_lock_any_held+0x3c/0x90 [ 58.685269][ T12] ? validate_chain+0x38b/0xc20 [ 58.685274][ T12] hvc_console_print+0x292/0x780 [ 58.685278][ T12] ? __lock_acquire+0x518/0xc20 [ 58.685283][ T12] ? hvc_write+0x3a0/0x3a0 [ 58.685286][ T12] ? rcu_is_watching+0x16/0xd0 [ 58.685291][ T12] console_emit_next_record+0x22f/0x4c0 [ 58.685295][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 58.685297][ T12] ? console_flush_one_record+0x106/0x710 [ 58.685300][ T12] ? rcu_is_watching+0x16/0xd0 [ 58.685302][ T12] ? lock_acquire+0x13c/0x160 [ 58.685306][ T12] console_flush_one_record+0x46f/0x710 [ 58.685310][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 58.685312][ T12] ? __lock_acquire+0x518/0xc20 [ 58.685317][ T12] console_unlock+0xee/0x1f0 [ 58.685320][ T12] ? console_flush_one_record+0x710/0x710 [ 58.685322][ T12] ? rcu_is_watching+0x16/0xd0 [ 58.685324][ T12] ? lock_acquire+0xe0/0x160 [ 58.685327][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 58.685329][ T12] ? vprintk_emit+0x320/0x3e0 [ 58.685332][ T12] vprintk_emit+0x37c/0x3e0 [ 58.685335][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 58.685336][ T12] ? cleanup_net+0x431/0x940 [ 58.685338][ T12] ? worker_thread+0x4f1/0xd60 [ 58.685340][ T12] ? kthread+0x367/0x460 [ 58.685342][ T12] ? ret_from_fork+0x474/0x6b0 [ 58.685345][ T12] ? ret_from_fork_asm+0x11/0x20 [ 58.685349][ T12] _printk+0xc7/0x100 [ 58.685353][ T12] ? snapshot_read.cold+0x21/0x21 [ 58.685358][ T12] ? netdev_name+0x43/0x60 [ 58.685361][ T12] ? __netdev_printk+0x17f/0x1d0 [ 58.685365][ T12] netdev_info+0xe2/0x116 [ 58.685368][ T12] ? netdev_notice+0x120/0x120 [ 58.685372][ T12] ? rcu_is_watching+0x16/0xd0 [ 58.685374][ T12] ? __up_read+0x355/0x9e0 [ 58.685376][ T12] ? down_write_nested+0x200/0x200 [ 58.685378][ T12] ? mutex_is_locked+0x1c/0x50 [ 58.685381][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 58.685385][ T12] dev_set_allmulti+0xa6/0x240 [ 58.685388][ T12] del_nbp+0xb7/0xc10 [ 58.685392][ T12] ? unregister_netdevice_many+0x20/0x20 [ 58.685393][ T12] ? net_generic+0xb3/0x1e0 [ 58.685398][ T12] br_dev_delete+0x9d/0x1e0 [ 58.685402][ T12] br_net_exit_rtnl+0xb8/0x110 [ 58.685406][ T12] ops_undo_list+0x5be/0x8f0 [ 58.685409][ T12] ? lockdep_hardirqs_on+0x91/0x130 [ 58.685413][ T12] ? netns_install+0x2a0/0x2a0 [ 58.685415][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 58.685418][ T12] ? idr_destroy+0x121/0x250 [ 58.685423][ T12] cleanup_net+0x431/0x940 [ 58.685426][ T12] ? net_passive_dec+0x230/0x230 [ 58.685429][ T12] ? lock_acquire+0x13c/0x160 [ 58.685431][ T12] ? rcu_is_watching+0x16/0xd0 [ 58.685435][ T12] process_one_work+0xe3e/0x1560 [ 58.685441][ T12] ? __queue_delayed_work+0x470/0x470 [ 58.685444][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 58.685452][ T12] worker_thread+0x4f1/0xd60 [ 58.685459][ T12] ? rescuer_thread+0x1340/0x1340 [ 58.685461][ T12] kthread+0x367/0x460 [ 58.685463][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 58.685466][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 58.685469][ T12] ret_from_fork+0x474/0x6b0 [ 58.685472][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 58.685475][ T12] ? __switch_to+0x5a3/0xe00 [ 58.685478][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 58.685481][ T12] ret_from_fork_asm+0x11/0x20 [ 58.685489][ T12] [ 58.709078][ T12] eth1: left promiscuous mode [ 58.709475][ T12] br0: port 2(eth1) entered disabled state [ 58.713662][ T12] eth0: left allmulticast mode [ 58.713943][ T12] eth0: left promiscuous mode [ 58.714477][ T12] br0: port 1(eth0) entered disabled state [ 61.088885][ T951] eth0: renamed from r1h1 [ 61.088902][ T951] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 61.088904][ T951] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 951, name: ip [ 61.088905][ T951] preempt_count: 1, expected: 0 [ 61.088906][ T951] RCU nest depth: 0, expected: 0 [ 61.088907][ T951] locks held by ip/951: 5, last CPU#0: [ 61.088909][ T951] #0: ffffffff9f91b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 61.088921][ T951] #1: ffffffff9f17ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 61.088927][ T951] #2: ffffffff9f17de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 61.088931][ T951] #3: ffffffff9f09d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 61.088935][ T951] #4: ffffffff9f09d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 61.088939][ T951] irq event stamp: 18202 [ 61.088940][ T951] hardirqs last enabled at (18201): [] __down_trylock_console_sem+0x86/0xa0 [ 61.088943][ T951] hardirqs last disabled at (18202): [] console_emit_next_record+0x3d4/0x4c0 [ 61.088945][ T951] softirqs last enabled at (18196): [] netif_change_name+0x216/0x8c0 [ 61.088948][ T951] softirqs last disabled at (18194): [] netif_change_name+0x1ad/0x8c0 [ 61.088951][ T951] Preemption disabled at: [ 61.088951][ T951] [] vprintk_emit+0x31b/0x3e0 [ 61.088956][ T951] CPU: 0 UID: 0 PID: 951 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 61.088959][ T951] Tainted: [W]=WARN [ 61.088960][ T951] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.088962][ T951] Call Trace: [ 61.088964][ T951] [ 61.088965][ T951] dump_stack_lvl+0x6f/0xa0 [ 61.088971][ T951] ? vprintk_emit+0x31b/0x3e0 [ 61.088973][ T951] __might_resched.cold+0x1fe/0x2c1 [ 61.088977][ T951] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 61.088981][ T951] ? __kmalloc_noprof+0xdb/0x760 [ 61.088985][ T951] __kmalloc_noprof+0x443/0x760 [ 61.088987][ T951] ? alloc_buf.isra.0+0x4b/0x260 [ 61.088994][ T951] ? do_raw_spin_unlock+0x59/0x250 [ 61.088997][ T951] alloc_buf.isra.0+0x4b/0x260 [ 61.089001][ T951] put_chars+0x1e1/0x2f0 [ 61.089003][ T951] ? __send_to_port+0x420/0x420 [ 61.089009][ T951] hvc_console_print+0x292/0x780 [ 61.089017][ T951] ? hvc_write+0x3a0/0x3a0 [ 61.089020][ T951] ? lock_acquire+0x13c/0x160 [ 61.089024][ T951] console_emit_next_record+0x22f/0x4c0 [ 61.089029][ T951] ? devkmsg_read+0x4b0/0x4b0 [ 61.089030][ T951] ? console_flush_one_record+0x106/0x710 [ 61.089034][ T951] ? rcu_is_watching+0x16/0xd0 [ 61.089036][ T951] ? lock_acquire+0x13c/0x160 [ 61.089040][ T951] console_flush_one_record+0x46f/0x710 [ 61.089044][ T951] ? console_emit_next_record+0x4c0/0x4c0 [ 61.089046][ T951] ? __lock_acquire+0x518/0xc20 [ 61.089052][ T951] console_unlock+0xee/0x1f0 [ 61.089055][ T951] ? console_flush_one_record+0x710/0x710 [ 61.089056][ T951] ? rcu_is_watching+0x16/0xd0 [ 61.089058][ T951] ? lock_acquire+0xe0/0x160 [ 61.089062][ T951] ? __down_trylock_console_sem+0x5e/0xa0 [ 61.089064][ T951] ? vprintk_emit+0x320/0x3e0 [ 61.089066][ T951] vprintk_emit+0x37c/0x3e0 [ 61.089069][ T951] ? wake_up_klogd_work_func+0x90/0x90 [ 61.089072][ T951] ? _mutex_trylock_nest_lock+0x390/0x390 [ 61.089077][ T951] _printk+0xc7/0x100 [ 61.089081][ T951] ? snapshot_read.cold+0x21/0x21 [ 61.089082][ T951] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 61.089085][ T951] ? rcu_read_lock_any_held+0x3c/0x90 [ 61.089088][ T951] ? validate_chain+0x38b/0xc20 [ 61.089090][ T951] ? netdev_name+0x43/0x60 [ 61.089094][ T951] ? __netdev_printk+0x17f/0x1d0 [ 61.089097][ T951] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 61.089099][ T951] netdev_info+0xe2/0x116 [ 61.089102][ T951] ? netdev_notice+0x120/0x120 [ 61.089105][ T951] ? find_held_lock+0x2b/0x80 [ 61.089108][ T951] ? __lock_release.isra.0+0x69/0x1a0 [ 61.089111][ T951] ? mark_held_locks+0x40/0x70 [ 61.089114][ T951] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 61.089116][ T951] netif_change_name.cold+0x4f/0x89 [ 61.089118][ T951] ? register_netdev+0x40/0x40 [ 61.089120][ T951] ? is_bpf_text_address+0x68/0x110 [ 61.089125][ T951] ? netdev_adjacent_rename_links+0x470/0x470 [ 61.089127][ T951] ? __kernel_text_address+0x12/0x30 [ 61.089130][ T951] ? write_profile+0xf0/0xf0 [ 61.089134][ T951] ? __asan_memset+0x27/0x50 [ 61.089140][ T951] do_setlink.isra.0+0x1f7d/0x2a60 [ 61.089143][ T951] ? stack_trace_save+0x93/0xc0 [ 61.089145][ T951] ? rtnl_link_get_size+0x350/0x350 [ 61.089146][ T951] ? rcu_read_lock_any_held+0x66/0x90 [ 61.089148][ T951] ? stack_depot_save_flags+0x38e/0x790 [ 61.089155][ T951] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 61.089157][ T951] ? rcu_read_lock_any_held+0x3c/0x90 [ 61.089159][ T951] ? validate_chain+0x38b/0xc20 [ 61.089161][ T951] ? kasan_save_stack+0x3d/0x50 [ 61.089163][ T951] ? kasan_save_stack+0x2f/0x50 [ 61.089164][ T951] ? kasan_save_track+0x14/0x30 [ 61.089165][ T951] ? __kasan_kmalloc+0x7b/0x90 [ 61.089168][ T951] ? __lock_acquire+0x518/0xc20 [ 61.089170][ T951] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 61.089172][ T951] ? ___sys_sendmsg+0xd0/0x1d0 [ 61.089176][ T951] ? lock_acquire.part.0+0xd4/0x280 [ 61.089178][ T951] ? rtnl_newlink+0x9a8/0x11b0 [ 61.089181][ T951] ? rcu_is_watching+0x16/0xd0 [ 61.089182][ T951] ? lock_acquire+0x13c/0x160 [ 61.089184][ T951] ? rcu_is_watching+0x16/0xd0 [ 61.089185][ T951] ? rcu_is_watching+0x16/0xd0 [ 61.089187][ T951] ? trace_contention_end+0xb3/0x180 [ 61.089189][ T951] ? __mutex_lock+0x1db/0x1ea0 [ 61.089190][ T951] ? __mutex_lock+0x9a3/0x1ea0 [ 61.089192][ T951] ? rtnl_newlink+0x9a8/0x11b0 [ 61.089195][ T951] ? ww_mutex_lock+0x160/0x160 [ 61.089197][ T951] ? nla_get_range_signed+0x3d0/0x3d0 [ 61.089201][ T951] ? rcu_is_watching+0x16/0xd0 [ 61.089204][ T951] ? __rtnl_newlink+0x3fa/0xa50 [ 61.089209][ T951] rtnl_newlink+0x9f1/0x11b0 [ 61.089214][ T951] ? rtnl_bridge_getlink+0x850/0x850 [ 61.089216][ T951] ? __lock_acquire+0x518/0xc20 [ 61.089220][ T951] ? lock_acquire.part.0+0xd4/0x280 [ 61.089222][ T951] ? find_held_lock+0x2b/0x80 [ 61.089224][ T951] ? rtnl_bridge_getlink+0x850/0x850 [ 61.089226][ T951] ? __lock_release.isra.0+0x69/0x1a0 [ 61.089229][ T951] ? rtnl_bridge_getlink+0x850/0x850 [ 61.089231][ T951] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 61.089234][ T951] ? rtnl_link_fill+0x920/0x920 [ 61.089236][ T951] ? __lock_acquire+0x518/0xc20 [ 61.089240][ T951] ? lock_acquire.part.0+0xd4/0x280 [ 61.089242][ T951] ? find_held_lock+0x2b/0x80 [ 61.089245][ T951] netlink_rcv_skb+0x14e/0x3a0 [ 61.089248][ T951] ? rtnl_link_fill+0x920/0x920 [ 61.089251][ T951] ? netlink_ack+0xcf0/0xcf0 [ 61.089257][ T951] ? netlink_deliver_tap+0xc5/0x330 [ 61.089259][ T951] ? netlink_deliver_tap+0x13c/0x330 [ 61.089264][ T951] netlink_unicast+0x486/0x750 [ 61.089268][ T951] ? netlink_attachskb+0x810/0x810 [ 61.089270][ T951] ? find_held_lock+0x2b/0x80 [ 61.089275][ T951] netlink_sendmsg+0x75b/0xc90 [ 61.089278][ T951] ? netlink_unicast+0x750/0x750 [ 61.089282][ T951] ? __lock_release.isra.0+0x69/0x1a0 [ 61.089284][ T951] ? __import_iovec+0x36c/0x620 [ 61.089289][ T951] __sock_sendmsg+0xce/0x190 [ 61.089292][ T951] ____sys_sendmsg+0x61a/0x860 [ 61.089294][ T951] ? copy_msghdr_from_user+0x279/0x420 [ 61.089296][ T951] ? sock_write_iter+0x400/0x400 [ 61.089298][ T951] ? move_addr_to_kernel+0x40/0x40 [ 61.089305][ T951] ___sys_sendmsg+0x14e/0x1d0 [ 61.089308][ T951] ? copy_msghdr_from_user+0x420/0x420 [ 61.089323][ T951] __sys_sendmsg+0x12c/0x1d0 [ 61.089326][ T951] ? __sys_sendmsg_sock+0x20/0x20 [ 61.089332][ T951] ? rcu_is_watching+0x16/0xd0 [ 61.089335][ T951] do_syscall_64+0xff/0x530 [ 61.089338][ T951] ? exc_page_fault+0xee/0x100 [ 61.089341][ T951] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 61.089344][ T951] RIP: 0033:0x7f361574454e [ 61.089347][ T951] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 61.089349][ T951] RSP: 002b:00007ffd15ed0df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 61.089352][ T951] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f361574454e [ 61.089353][ T951] RDX: 0000000000000000 RSI: 00007ffd15ed0ea0 RDI: 0000000000000005 [ 61.089354][ T951] RBP: 00007ffd15ed0e00 R08: 0000000000000000 R09: 0000000000000000 [ 61.089355][ T951] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91063f [ 61.089356][ T951] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd15ed1570 [ 61.089362][ T951] [ 61.232952][ T953] eth0: renamed from r2h1 [ 61.346787][ T956] eth2: renamed from r2h2 [ 61.474936][ T959] eth1: renamed from r2r1 [ 61.969261][ T974] br0: port 1(eth0) entered blocking state [ 61.969583][ T974] br0: port 1(eth0) entered disabled state [ 61.969872][ T974] eth0: entered allmulticast mode [ 61.970864][ T974] eth0: entered promiscuous mode [ 61.972663][ T48] br0: port 1(eth0) entered blocking state [ 61.972934][ T48] br0: port 1(eth0) entered forwarding state [ 62.009366][ T975] br0: port 2(eth1) entered blocking state [ 62.009690][ T975] br0: port 2(eth1) entered disabled state [ 62.009961][ T975] eth1: entered allmulticast mode [ 62.010957][ T975] eth1: entered promiscuous mode [ 62.011574][ T975] br0: port 2(eth1) entered blocking state [ 62.011853][ T975] br0: port 2(eth1) entered forwarding state [ 75.039732][ T12] eth1: left allmulticast mode [ 75.039752][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 75.039755][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 75.039757][ T12] preempt_count: 1, expected: 0 [ 75.039757][ T12] RCU nest depth: 0, expected: 0 [ 75.039758][ T12] locks held by kworker/u16:0/12: 8, last CPU#2: [ 75.039760][ T12] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 75.039773][ T12] #1: ffa00000000c7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 75.039777][ T12] #2: ffffffff9f8ffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 75.039783][ T12] #3: ffffffff9f91b740 (rtnl_mutex){+.+.}-{4:4}, at: ops_undo_list+0x534/0x8f0 [ 75.039786][ T12] #4: ffffffff9f17ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 75.039791][ T12] #5: ffffffff9f17de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 75.039794][ T12] #6: ffffffff9f09d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 75.039798][ T12] #7: ffffffff9f09d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 75.039802][ T12] irq event stamp: 519132 [ 75.039803][ T12] hardirqs last enabled at (519131): [] __down_trylock_console_sem+0x86/0xa0 [ 75.039806][ T12] hardirqs last disabled at (519132): [] console_emit_next_record+0x3d4/0x4c0 [ 75.039809][ T12] softirqs last enabled at (519086): [] netlink_release+0x17b/0xcf0 [ 75.039812][ T12] softirqs last disabled at (519084): [] netlink_release+0xd2/0xcf0 [ 75.039815][ T12] Preemption disabled at: [ 75.039815][ T12] [] vprintk_emit+0x31b/0x3e0 [ 75.039820][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 75.039824][ T12] Tainted: [W]=WARN [ 75.039825][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.039827][ T12] Workqueue: netns cleanup_net [ 75.039830][ T12] Call Trace: [ 75.039831][ T12] [ 75.039833][ T12] dump_stack_lvl+0x6f/0xa0 [ 75.039839][ T12] ? vprintk_emit+0x31b/0x3e0 [ 75.039841][ T12] __might_resched.cold+0x1fe/0x2c1 [ 75.039845][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 75.039850][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 75.039854][ T12] __kmalloc_noprof+0x443/0x760 [ 75.039856][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 75.039863][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 75.039866][ T12] alloc_buf.isra.0+0x4b/0x260 [ 75.039869][ T12] put_chars+0x1e1/0x2f0 [ 75.039872][ T12] ? __send_to_port+0x420/0x420 [ 75.039873][ T12] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 75.039877][ T12] ? rcu_read_lock_any_held+0x3c/0x90 [ 75.039880][ T12] ? validate_chain+0x38b/0xc20 [ 75.039885][ T12] hvc_console_print+0x292/0x780 [ 75.039889][ T12] ? __lock_acquire+0x518/0xc20 [ 75.039894][ T12] ? hvc_write+0x3a0/0x3a0 [ 75.039898][ T12] ? rcu_is_watching+0x16/0xd0 [ 75.039904][ T12] console_emit_next_record+0x22f/0x4c0 [ 75.039909][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 75.039911][ T12] ? console_flush_one_record+0x106/0x710 [ 75.039914][ T12] ? rcu_is_watching+0x16/0xd0 [ 75.039916][ T12] ? lock_acquire+0x13c/0x160 [ 75.039921][ T12] console_flush_one_record+0x46f/0x710 [ 75.039925][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 75.039927][ T12] ? __lock_acquire+0x518/0xc20 [ 75.039933][ T12] console_unlock+0xee/0x1f0 [ 75.039936][ T12] ? console_flush_one_record+0x710/0x710 [ 75.039938][ T12] ? rcu_is_watching+0x16/0xd0 [ 75.039940][ T12] ? lock_acquire+0xe0/0x160 [ 75.039943][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 75.039945][ T12] ? vprintk_emit+0x320/0x3e0 [ 75.039948][ T12] vprintk_emit+0x37c/0x3e0 [ 75.039952][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 75.039953][ T12] ? cleanup_net+0x431/0x940 [ 75.039955][ T12] ? worker_thread+0x4f1/0xd60 [ 75.039957][ T12] ? kthread+0x367/0x460 [ 75.039959][ T12] ? ret_from_fork+0x474/0x6b0 [ 75.039962][ T12] ? ret_from_fork_asm+0x11/0x20 [ 75.039967][ T12] _printk+0xc7/0x100 [ 75.039971][ T12] ? snapshot_read.cold+0x21/0x21 [ 75.039976][ T12] ? netdev_name+0x43/0x60 [ 75.039980][ T12] ? __netdev_printk+0x17f/0x1d0 [ 75.039984][ T12] netdev_info+0xe2/0x116 [ 75.039987][ T12] ? netdev_notice+0x120/0x120 [ 75.039991][ T12] ? rcu_is_watching+0x16/0xd0 [ 75.039993][ T12] ? __up_read+0x355/0x9e0 [ 75.039996][ T12] ? down_write_nested+0x200/0x200 [ 75.039998][ T12] ? mutex_is_locked+0x1c/0x50 [ 75.040000][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 75.040005][ T12] dev_set_allmulti+0xa6/0x240 [ 75.040008][ T12] del_nbp+0xb7/0xc10 [ 75.040012][ T12] ? unregister_netdevice_many+0x20/0x20 [ 75.040014][ T12] ? net_generic+0xb3/0x1e0 [ 75.040019][ T12] br_dev_delete+0x9d/0x1e0 [ 75.040023][ T12] br_net_exit_rtnl+0xb8/0x110 [ 75.040026][ T12] ops_undo_list+0x5be/0x8f0 [ 75.040030][ T12] ? lockdep_hardirqs_on+0x91/0x130 [ 75.040034][ T12] ? netns_install+0x2a0/0x2a0 [ 75.040036][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 75.040039][ T12] ? idr_destroy+0x121/0x250 [ 75.040044][ T12] cleanup_net+0x431/0x940 [ 75.040047][ T12] ? net_passive_dec+0x230/0x230 [ 75.040051][ T12] ? lock_acquire+0x13c/0x160 [ 75.040053][ T12] ? rcu_is_watching+0x16/0xd0 [ 75.040057][ T12] process_one_work+0xe3e/0x1560 [ 75.040064][ T12] ? __queue_delayed_work+0x470/0x470 [ 75.040067][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 75.040075][ T12] worker_thread+0x4f1/0xd60 [ 75.040082][ T12] ? rescuer_thread+0x1340/0x1340 [ 75.040085][ T12] kthread+0x367/0x460 [ 75.040086][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 75.040090][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 75.040093][ T12] ret_from_fork+0x474/0x6b0 [ 75.040096][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 75.040099][ T12] ? __switch_to+0x5a3/0xe00 [ 75.040103][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 75.040106][ T12] ret_from_fork_asm+0x11/0x20 [ 75.040114][ T12] [ 75.069865][ T12] eth1: left promiscuous mode [ 75.070251][ T12] br0: port 2(eth1) entered disabled state [ 75.072695][ T12] eth0: left allmulticast mode [ 75.072950][ T12] eth0: left promiscuous mode [ 75.073300][ T12] br0: port 1(eth0) entered disabled state