[ 10.131989][ T196] br0: port 1(eth0) entered blocking state [ 10.132062][ T196] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.132064][ T196] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 196, name: ip [ 10.132066][ T196] preempt_count: 1, expected: 0 [ 10.132067][ T196] RCU nest depth: 0, expected: 0 [ 10.132068][ T196] locks held by ip/196: 5, last CPU#2: [ 10.132070][ T196] #0: ffffffff9bf22700 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 10.132083][ T196] #1: ffffffff9b799cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.132090][ T196] #2: ffffffff9b799d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.132093][ T196] #3: ffffffff9b689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.132096][ T196] #4: ffffffff9b689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 10.132100][ T196] irq event stamp: 17062 [ 10.132101][ T196] hardirqs last enabled at (17061): [] __down_trylock_console_sem+0x86/0xa0 [ 10.132105][ T196] hardirqs last disabled at (17062): [] console_emit_next_record+0x3f8/0x4f0 [ 10.132106][ T196] softirqs last enabled at (16974): [] __alloc_skb+0x4c5/0x5f0 [ 10.132109][ T196] softirqs last disabled at (16972): [] __alloc_skb+0x4c5/0x5f0 [ 10.132112][ T196] Preemption disabled at: [ 10.132112][ T196] [] vprintk_emit+0x31b/0x3e0 [ 10.132118][ T196] CPU: 2 UID: 0 PID: 196 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.132121][ T196] Tainted: [W]=WARN [ 10.132122][ T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.132124][ T196] Call Trace: [ 10.132126][ T196] [ 10.132127][ T196] dump_stack_lvl+0x6f/0xa0 [ 10.132133][ T196] ? vprintk_emit+0x31b/0x3e0 [ 10.132135][ T196] __might_resched.cold+0x1fe/0x2c1 [ 10.132139][ T196] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.132143][ T196] ? __kmalloc_noprof+0xdb/0x760 [ 10.132149][ T196] __kmalloc_noprof+0x443/0x760 [ 10.132152][ T196] ? alloc_buf.isra.0+0x4b/0x260 [ 10.132158][ T196] ? do_raw_spin_unlock+0x59/0x250 [ 10.132161][ T196] alloc_buf.isra.0+0x4b/0x260 [ 10.132164][ T196] put_chars+0x1e1/0x2f0 [ 10.132167][ T196] ? printk_get_next_message+0x2fe/0x7d0 [ 10.132169][ T196] ? __send_to_port+0x420/0x420 [ 10.132172][ T196] ? validate_chain+0x34a/0xc20 [ 10.132178][ T196] hvc_console_print+0x292/0x780 [ 10.132187][ T196] ? hvc_write+0x3a0/0x3a0 [ 10.132189][ T196] ? rcu_is_watching+0x16/0xd0 [ 10.132193][ T196] ? lock_acquire+0x13c/0x160 [ 10.132197][ T196] console_emit_next_record+0x252/0x4f0 [ 10.132200][ T196] ? devkmsg_read+0x4e0/0x4e0 [ 10.132204][ T196] ? rcu_is_watching+0x16/0xd0 [ 10.132206][ T196] ? lock_acquire+0x13c/0x160 [ 10.132211][ T196] console_flush_one_record+0x46f/0x710 [ 10.132215][ T196] ? console_emit_next_record+0x4f0/0x4f0 [ 10.132216][ T196] ? __lock_acquire+0x518/0xc20 [ 10.132222][ T196] console_unlock+0xee/0x1f0 [ 10.132224][ T196] ? console_flush_one_record+0x710/0x710 [ 10.132226][ T196] ? rcu_is_watching+0x16/0xd0 [ 10.132228][ T196] ? lock_acquire+0x60/0x160 [ 10.132232][ T196] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.132234][ T196] ? vprintk_emit+0x320/0x3e0 [ 10.132237][ T196] vprintk_emit+0x37c/0x3e0 [ 10.132240][ T196] ? wake_up_klogd_work_func+0x90/0x90 [ 10.132242][ T196] ? __lock_release.isra.0+0x69/0x1a0 [ 10.132244][ T196] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 10.132250][ T196] ? mark_held_locks+0x40/0x70 [ 10.132254][ T196] _printk+0xc7/0x100 [ 10.132258][ T196] ? snapshot_read.cold+0x21/0x21 [ 10.132262][ T196] ? br_multicast_flood+0x960/0x960 [ 10.132265][ T196] ? do_setlink.isra.0+0x9ec/0x2a60 [ 10.132267][ T196] ? rtnl_newlink+0x9f1/0x11b0 [ 10.132269][ T196] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.132274][ T196] br_set_state+0x22f/0x410 [ 10.132278][ T196] br_init_port+0xc4/0x200 [ 10.132280][ T196] new_nbp+0x3a0/0x650 [ 10.132284][ T196] br_add_if+0x212/0x1360 [ 10.132288][ T196] ? kernel_text_address+0x149/0x170 [ 10.132293][ T196] do_set_master+0x3b2/0x780 [ 10.132298][ T196] do_setlink.isra.0+0x9ec/0x2a60 [ 10.132302][ T196] ? stack_trace_save+0x93/0xc0 [ 10.132305][ T196] ? rtnl_link_get_size+0x350/0x350 [ 10.132307][ T196] ? rcu_read_lock_any_held+0x66/0x90 [ 10.132310][ T196] ? stack_depot_save_flags+0x38e/0x790 [ 10.132314][ T196] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.132316][ T196] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.132318][ T196] ? validate_chain+0x38b/0xc20 [ 10.132321][ T196] ? kasan_save_stack+0x3d/0x50 [ 10.132323][ T196] ? kasan_save_stack+0x2f/0x50 [ 10.132324][ T196] ? kasan_save_track+0x14/0x30 [ 10.132327][ T196] ? __lock_acquire+0x518/0xc20 [ 10.132329][ T196] ? netlink_seq_next+0x1e/0x60 [ 10.132332][ T196] ? ___sys_sendmsg+0xc0/0x1d0 [ 10.132336][ T196] ? lock_acquire.part.0+0xd4/0x280 [ 10.132338][ T196] ? rtnl_newlink+0x9a8/0x11b0 [ 10.132341][ T196] ? rcu_is_watching+0x16/0xd0 [ 10.132343][ T196] ? lock_acquire+0x13c/0x160 [ 10.132345][ T196] ? rcu_is_watching+0x16/0xd0 [ 10.132346][ T196] ? rcu_is_watching+0x16/0xd0 [ 10.132348][ T196] ? trace_contention_end+0xb3/0x180 [ 10.132351][ T196] ? __mutex_lock+0x1db/0x1ea0 [ 10.132352][ T196] ? __mutex_lock+0x9a3/0x1ea0 [ 10.132355][ T196] ? rtnl_newlink+0x9a8/0x11b0 [ 10.132358][ T196] ? ww_mutex_lock+0x160/0x160 [ 10.132360][ T196] ? nla_get_range_signed+0x3d0/0x3d0 [ 10.132366][ T196] ? __rtnl_newlink+0x3fa/0xa50 [ 10.132372][ T196] rtnl_newlink+0x9f1/0x11b0 [ 10.132378][ T196] ? rtnl_bridge_getlink+0x850/0x850 [ 10.132381][ T196] ? __lock_acquire+0x518/0xc20 [ 10.132386][ T196] ? lock_acquire.part.0+0xd4/0x280 [ 10.132388][ T196] ? find_held_lock+0x2b/0x80 [ 10.132391][ T196] ? rtnl_bridge_getlink+0x850/0x850 [ 10.132393][ T196] ? __lock_release.isra.0+0x69/0x1a0 [ 10.132397][ T196] ? rtnl_bridge_getlink+0x850/0x850 [ 10.132400][ T196] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.132403][ T196] ? rtnl_link_fill+0x900/0x900 [ 10.132405][ T196] ? __lock_acquire+0x518/0xc20 [ 10.132410][ T196] ? lock_acquire.part.0+0xd4/0x280 [ 10.132412][ T196] ? find_held_lock+0x2b/0x80 [ 10.132416][ T196] netlink_rcv_skb+0x14e/0x3a0 [ 10.132418][ T196] ? rtnl_link_fill+0x900/0x900 [ 10.132422][ T196] ? netlink_ack+0xcd0/0xcd0 [ 10.132429][ T196] ? netlink_deliver_tap+0xc5/0x330 [ 10.132431][ T196] ? netlink_deliver_tap+0x13c/0x330 [ 10.132436][ T196] netlink_unicast+0x486/0x750 [ 10.132440][ T196] ? netlink_attachskb+0x810/0x810 [ 10.132443][ T196] ? __lock_acquire+0x518/0xc20 [ 10.132448][ T196] netlink_sendmsg+0x735/0xc60 [ 10.132452][ T196] ? netlink_unicast+0x750/0x750 [ 10.132457][ T196] ? __might_fault+0x97/0x140 [ 10.132463][ T196] ____sys_sendmsg+0x415/0x880 [ 10.132465][ T196] ? copy_msghdr_from_user+0x279/0x420 [ 10.132467][ T196] ? get_timestamp.constprop.0+0x3a0/0x3a0 [ 10.132469][ T196] ? move_addr_to_kernel+0x40/0x40 [ 10.132477][ T196] ___sys_sendmsg+0x14e/0x1d0 [ 10.132480][ T196] ? copy_msghdr_from_user+0x420/0x420 [ 10.132496][ T196] __sys_sendmsg+0x12c/0x1d0 [ 10.132499][ T196] ? __sys_sendmsg_sock+0x20/0x20 [ 10.132505][ T196] ? fpregs_restore_userregs+0x14b/0x300 [ 10.132509][ T196] ? rcu_is_watching+0x16/0xd0 [ 10.132512][ T196] do_syscall_64+0xff/0x530 [ 10.132514][ T196] ? exc_page_fault+0xee/0x100 [ 10.132518][ T196] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.132520][ T196] RIP: 0033:0x7fc8d59dc54e [ 10.132524][ T196] 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 [ 10.132526][ T196] RSP: 002b:00007ffee6984200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.132529][ T196] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc8d59dc54e [ 10.132530][ T196] RDX: 0000000000000000 RSI: 00007ffee69842b0 RDI: 0000000000000005 [ 10.132531][ T196] RBP: 00007ffee6984210 R08: 0000000000000000 R09: 0000000000000000 [ 10.132532][ T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917fc6 [ 10.132533][ T196] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee6984980 [ 10.132540][ T196] [ 10.174388][ T196] br0: port 1(eth0) entered disabled state [ 10.174825][ T196] eth0: entered allmulticast mode [ 10.176177][ T196] eth0: entered promiscuous mode [ 10.194851][ T196] ip (196) used greatest stack depth: 23336 bytes left [ 10.216346][ T197] br0: port 2(eth2) entered blocking state [ 10.216655][ T197] br0: port 2(eth2) entered disabled state [ 10.216935][ T197] eth2: entered allmulticast mode [ 10.218086][ T197] eth2: entered promiscuous mode [ 10.250900][ T198] br1: port 1(eth1) entered blocking state [ 10.251207][ T198] br1: port 1(eth1) entered disabled state [ 10.251524][ T198] eth1: entered allmulticast mode [ 10.252569][ T198] eth1: entered promiscuous mode [ 10.279671][ T199] br1: port 2(eth3) entered blocking state [ 10.279991][ T199] br1: port 2(eth3) entered disabled state [ 10.280333][ T199] eth3: entered allmulticast mode [ 10.281408][ T199] eth3: entered promiscuous mode [ 10.655797][ T208] br0: port 2(eth2) entered blocking state [ 10.656239][ T208] br0: port 2(eth2) entered forwarding state [ 10.696217][ T210] br1: port 2(eth3) entered blocking state [ 10.696571][ T210] br1: port 2(eth3) entered forwarding state [ 10.697094][ T210] br1: port 1(eth1) entered blocking state [ 10.697427][ T210] br1: port 1(eth1) entered forwarding state [ 10.822534][ T215] bond0: (slave eth0): Enslaving as a backup interface with an up link [ 10.824711][ T36] br1: port 2(eth3) entered disabled state [ 10.836990][ T36] br1: port 1(eth1) entered disabled state [ 10.857669][ T217] bond0: (slave eth1): Enslaving as a backup interface with an up link [ 10.858708][ T38] br1: port 2(eth3) entered blocking state [ 10.859015][ T38] br1: port 2(eth3) entered forwarding state [ 10.888800][ T219] bond0: (slave eth0): Enslaving as a backup interface with an up link [ 10.889635][ T39] br0: port 1(eth0) entered blocking state [ 10.889909][ T39] br0: port 1(eth0) entered forwarding state [ 10.925962][ T220] bond0: (slave eth1): Enslaving as a backup interface with an up link [ 10.926840][ T218] br1: port 1(eth1) entered blocking state [ 10.927143][ T218] br1: port 1(eth1) entered forwarding state [ 14.314642][ T39] br0: port 1(eth0) entered disabled state [ 14.314658][ T39] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.314660][ T39] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 39, name: kworker/u20:0 [ 14.314662][ T39] preempt_count: 202, expected: 0 [ 14.314663][ T39] RCU nest depth: 0, expected: 0 [ 14.314664][ T39] locks held by kworker/u20:0/39: 8, last CPU#1: [ 14.314666][ T39] #0: ff11000001152940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 14.314678][ T39] #1: ffa00000002bfd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 14.314681][ T39] #2: ffffffff9bf22700 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 14.314688][ T39] #3: ff1100000f33ae58 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 14.314694][ T39] #4: ffffffff9b799cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.314699][ T39] #5: ffffffff9b799d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.314702][ T39] #6: ffffffff9b689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.314705][ T39] #7: ffffffff9b689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 14.314708][ T39] irq event stamp: 69131 [ 14.314710][ T39] hardirqs last enabled at (69130): [] __down_trylock_console_sem+0x86/0xa0 [ 14.314713][ T39] hardirqs last disabled at (69131): [] console_emit_next_record+0x3f8/0x4f0 [ 14.314715][ T39] softirqs last enabled at (69124): [] __fib6_clean_all+0xf3/0x270 [ 14.314717][ T39] softirqs last disabled at (69126): [] br_port_carrier_check+0x161/0x430 [ 14.314720][ T39] Preemption disabled at: [ 14.314721][ T39] [<0000000000000000>] 0x0 [ 14.314728][ T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.314732][ T39] Tainted: [W]=WARN [ 14.314733][ T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.314735][ T39] Workqueue: events_unbound linkwatch_event [ 14.314738][ T39] Call Trace: [ 14.314741][ T39] [ 14.314743][ T39] dump_stack_lvl+0x6f/0xa0 [ 14.314749][ T39] __might_resched.cold+0x1fe/0x2c1 [ 14.314754][ T39] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.314758][ T39] ? __kmalloc_noprof+0xdb/0x760 [ 14.314764][ T39] __kmalloc_noprof+0x443/0x760 [ 14.314767][ T39] ? alloc_buf.isra.0+0x4b/0x260 [ 14.314774][ T39] ? do_raw_spin_unlock+0x59/0x250 [ 14.314776][ T39] alloc_buf.isra.0+0x4b/0x260 [ 14.314780][ T39] put_chars+0x1e1/0x2f0 [ 14.314783][ T39] ? printk_get_next_message+0x2fe/0x7d0 [ 14.314785][ T39] ? __send_to_port+0x420/0x420 [ 14.314787][ T39] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.314791][ T39] ? validate_chain+0x38b/0xc20 [ 14.314798][ T39] hvc_console_print+0x292/0x780 [ 14.314806][ T39] ? hvc_write+0x3a0/0x3a0 [ 14.314809][ T39] ? rcu_is_watching+0x16/0xd0 [ 14.314811][ T39] ? lock_acquire+0x13c/0x160 [ 14.314816][ T39] console_emit_next_record+0x252/0x4f0 [ 14.314820][ T39] ? devkmsg_read+0x4e0/0x4e0 [ 14.314824][ T39] ? rcu_is_watching+0x16/0xd0 [ 14.314826][ T39] ? lock_acquire+0x13c/0x160 [ 14.314831][ T39] console_flush_one_record+0x46f/0x710 [ 14.314835][ T39] ? console_emit_next_record+0x4f0/0x4f0 [ 14.314836][ T39] ? __lock_acquire+0x518/0xc20 [ 14.314842][ T39] console_unlock+0xee/0x1f0 [ 14.314845][ T39] ? console_flush_one_record+0x710/0x710 [ 14.314846][ T39] ? rcu_is_watching+0x16/0xd0 [ 14.314849][ T39] ? lock_acquire+0x60/0x160 [ 14.314853][ T39] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.314855][ T39] ? vprintk_emit+0x320/0x3e0 [ 14.314858][ T39] vprintk_emit+0x37c/0x3e0 [ 14.314862][ T39] ? wake_up_klogd_work_func+0x90/0x90 [ 14.314864][ T39] ? fib6_ifup+0x220/0x220 [ 14.314867][ T39] ? __lock_release.isra.0+0x69/0x1a0 [ 14.314869][ T39] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.314871][ T39] ? rcu_read_lock_any_held+0x3c/0x90 [ 14.314876][ T39] _printk+0xc7/0x100 [ 14.314880][ T39] ? snapshot_read.cold+0x21/0x21 [ 14.314883][ T39] ? down_read_nested+0x493/0x500 [ 14.314890][ T39] br_set_state+0x22f/0x410 [ 14.314894][ T39] br_stp_disable_port+0x11f/0x390 [ 14.314898][ T39] br_port_carrier_check+0x365/0x430 [ 14.314902][ T39] br_device_event+0x538/0x930 [ 14.314905][ T39] ? packet_sendmsg_spkt+0x1350/0x1350 [ 14.314912][ T39] notifier_call_chain+0xae/0x300 [ 14.314919][ T39] netif_state_change+0x139/0x3d0 [ 14.314922][ T39] ? dev_deactivate+0xc1/0x210 [ 14.314927][ T39] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 14.314931][ T39] ? rfc2863_policy+0x1a0/0x310 [ 14.314934][ T39] ? linkwatch_do_dev+0x9c/0xd0 [ 14.314936][ T39] __linkwatch_run_queue+0x350/0x850 [ 14.314940][ T39] ? linkwatch_do_dev+0xd0/0xd0 [ 14.314943][ T39] ? lock_acquire.part.0+0xd4/0x280 [ 14.314948][ T39] linkwatch_event+0x7f/0xb0 [ 14.314951][ T39] ? __linkwatch_run_queue+0x850/0x850 [ 14.314955][ T39] process_one_work+0xe3e/0x1560 [ 14.314962][ T39] ? __queue_delayed_work+0x470/0x470 [ 14.314965][ T39] ? lock_acquire.part.0+0xd4/0x280 [ 14.314973][ T39] worker_thread+0x4f1/0xd60 [ 14.314980][ T39] ? rescuer_thread+0x1340/0x1340 [ 14.314982][ T39] kthread+0x367/0x460 [ 14.314985][ T39] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 14.314989][ T39] ? kthread_affine_preferred+0x4c0/0x4c0 [ 14.314992][ T39] ret_from_fork+0x474/0x6b0 [ 14.314997][ T39] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 14.315001][ T39] ? __switch_to+0x5a3/0xe00 [ 14.315004][ T39] ? kthread_affine_preferred+0x4c0/0x4c0 [ 14.315007][ T39] ret_from_fork_asm+0x11/0x20 [ 14.315017][ T39] [ 14.343522][ T216] bond0: (slave eth0): link status definitely down, disabling slave [ 14.382402][ T233] br0: port 2(eth2) entered disabled state [ 14.392508][ T216] bond0: (slave eth0): link status definitely down, disabling slave [ 14.553410][ T216] bond0: (slave eth1): link status definitely down, disabling slave [ 14.576008][ T239] br1: port 2(eth3) entered disabled state [ 14.601426][ T216] bond0: (slave eth1): link status definitely down, disabling slave [ 14.689380][ T36] br0: port 1(eth0) entered blocking state [ 14.689677][ T36] br0: port 1(eth0) entered forwarding state [ 14.731795][ T244] br0: port 2(eth2) entered blocking state [ 14.732098][ T244] br0: port 2(eth2) entered forwarding state [ 14.760369][ T216] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 14.760862][ T216] bond0: active interface up! [ 14.809357][ T216] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 14.809822][ T216] bond0: active interface up! [ 15.361376][ T37] br1: port 1(eth1) entered disabled state [ 15.361385][ T37] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.361387][ T37] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 37, name: kworker/u18:0 [ 15.361388][ T37] preempt_count: 202, expected: 0 [ 15.361389][ T37] RCU nest depth: 0, expected: 0 [ 15.361390][ T37] locks held by kworker/u18:0/37: 8, last CPU#1: [ 15.361392][ T37] #0: ff11000001152940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 15.361403][ T37] #1: ffa000000029fd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 15.361406][ T37] #2: ffffffff9bf22700 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 15.361412][ T37] #3: ff11000005632e58 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 15.361418][ T37] #4: ffffffff9b799cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.361423][ T37] #5: ffffffff9b799d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.361426][ T37] #6: ffffffff9b689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.361429][ T37] #7: ffffffff9b689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 15.361432][ T37] irq event stamp: 37911 [ 15.361433][ T37] hardirqs last enabled at (37910): [] __down_trylock_console_sem+0x86/0xa0 [ 15.361437][ T37] hardirqs last disabled at (37911): [] console_emit_next_record+0x3f8/0x4f0 [ 15.361439][ T37] softirqs last enabled at (37904): [] __fib6_clean_all+0xf3/0x270 [ 15.361441][ T37] softirqs last disabled at (37906): [] br_port_carrier_check+0x161/0x430 [ 15.361444][ T37] Preemption disabled at: [ 15.361444][ T37] [<0000000000000000>] 0x0 [ 15.361451][ T37] CPU: 1 UID: 0 PID: 37 Comm: kworker/u18:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.361455][ T37] Tainted: [W]=WARN [ 15.361456][ T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.361458][ T37] Workqueue: events_unbound linkwatch_event [ 15.361461][ T37] Call Trace: [ 15.361463][ T37] [ 15.361465][ T37] dump_stack_lvl+0x6f/0xa0 [ 15.361471][ T37] __might_resched.cold+0x1fe/0x2c1 [ 15.361476][ T37] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.361479][ T37] ? __kmalloc_noprof+0xdb/0x760 [ 15.361485][ T37] __kmalloc_noprof+0x443/0x760 [ 15.361488][ T37] ? alloc_buf.isra.0+0x4b/0x260 [ 15.361494][ T37] ? do_raw_spin_unlock+0x59/0x250 [ 15.361496][ T37] alloc_buf.isra.0+0x4b/0x260 [ 15.361500][ T37] put_chars+0x1e1/0x2f0 [ 15.361502][ T37] ? printk_get_next_message+0x2fe/0x7d0 [ 15.361505][ T37] ? __send_to_port+0x420/0x420 [ 15.361507][ T37] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.361511][ T37] ? validate_chain+0x38b/0xc20 [ 15.361517][ T37] hvc_console_print+0x292/0x780 [ 15.361524][ T37] ? hvc_write+0x3a0/0x3a0 [ 15.361527][ T37] ? rcu_is_watching+0x16/0xd0 [ 15.361530][ T37] ? lock_acquire+0x13c/0x160 [ 15.361534][ T37] console_emit_next_record+0x252/0x4f0 [ 15.361538][ T37] ? devkmsg_read+0x4e0/0x4e0 [ 15.361542][ T37] ? rcu_is_watching+0x16/0xd0 [ 15.361544][ T37] ? lock_acquire+0x13c/0x160 [ 15.361548][ T37] console_flush_one_record+0x46f/0x710 [ 15.361552][ T37] ? console_emit_next_record+0x4f0/0x4f0 [ 15.361554][ T37] ? __lock_acquire+0x518/0xc20 [ 15.361559][ T37] console_unlock+0xee/0x1f0 [ 15.361562][ T37] ? console_flush_one_record+0x710/0x710 [ 15.361563][ T37] ? rcu_is_watching+0x16/0xd0 [ 15.361565][ T37] ? lock_acquire+0x60/0x160 [ 15.361569][ T37] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.361571][ T37] ? vprintk_emit+0x320/0x3e0 [ 15.361574][ T37] vprintk_emit+0x37c/0x3e0 [ 15.361578][ T37] ? wake_up_klogd_work_func+0x90/0x90 [ 15.361579][ T37] ? fib6_ifup+0x220/0x220 [ 15.361582][ T37] ? __lock_release.isra.0+0x69/0x1a0 [ 15.361584][ T37] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.361586][ T37] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.361591][ T37] _printk+0xc7/0x100 [ 15.361594][ T37] ? snapshot_read.cold+0x21/0x21 [ 15.361597][ T37] ? down_read_nested+0x493/0x500 [ 15.361613][ T37] br_set_state+0x22f/0x410 [ 15.361620][ T37] br_stp_disable_port+0x11f/0x390 [ 15.361623][ T37] br_port_carrier_check+0x365/0x430 [ 15.361627][ T37] br_device_event+0x538/0x930 [ 15.361630][ T37] ? packet_sendmsg_spkt+0x1350/0x1350 [ 15.361636][ T37] notifier_call_chain+0xae/0x300 [ 15.361643][ T37] netif_state_change+0x139/0x3d0 [ 15.361645][ T37] ? dev_deactivate+0xc1/0x210 [ 15.361650][ T37] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 15.361654][ T37] ? rfc2863_policy+0x1a0/0x310 [ 15.361656][ T37] ? linkwatch_do_dev+0x9c/0xd0 [ 15.361659][ T37] __linkwatch_run_queue+0x350/0x850 [ 15.361663][ T37] ? linkwatch_do_dev+0xd0/0xd0 [ 15.361666][ T37] ? lock_acquire.part.0+0xd4/0x280 [ 15.361670][ T37] linkwatch_event+0x7f/0xb0 [ 15.361673][ T37] ? __linkwatch_run_queue+0x850/0x850 [ 15.361677][ T37] process_one_work+0xe3e/0x1560 [ 15.361683][ T37] ? __queue_delayed_work+0x470/0x470 [ 15.361686][ T37] ? lock_acquire.part.0+0xd4/0x280 [ 15.361694][ T37] worker_thread+0x4f1/0xd60 [ 15.361701][ T37] ? rescuer_thread+0x1340/0x1340 [ 15.361702][ T37] kthread+0x367/0x460 [ 15.361705][ T37] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 15.361709][ T37] ? kthread_affine_preferred+0x4c0/0x4c0 [ 15.361712][ T37] ret_from_fork+0x474/0x6b0 [ 15.361716][ T37] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 15.361720][ T37] ? __switch_to+0x5a3/0xe00 [ 15.361723][ T37] ? kthread_affine_preferred+0x4c0/0x4c0 [ 15.361727][ T37] ret_from_fork_asm+0x11/0x20 [ 15.361735][ T37] [ 18.075760][ T39] br1: port 1(eth1) entered blocking state [ 18.075775][ T39] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.075777][ T39] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 39, name: kworker/u20:0 [ 18.075779][ T39] preempt_count: 202, expected: 0 [ 18.075780][ T39] RCU nest depth: 0, expected: 0 [ 18.075781][ T39] locks held by kworker/u20:0/39: 8, last CPU#3: [ 18.075783][ T39] #0: ff11000001152940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 18.075795][ T39] #1: ffa00000002bfd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 18.075798][ T39] #2: ffffffff9bf22700 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 18.075805][ T39] #3: ff11000005632e58 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 18.075811][ T39] #4: ffffffff9b799cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.075815][ T39] #5: ffffffff9b799d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.075819][ T39] #6: ffffffff9b689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.075822][ T39] #7: ffffffff9b689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 18.075825][ T39] irq event stamp: 79823 [ 18.075826][ T39] hardirqs last enabled at (79822): [] __down_trylock_console_sem+0x86/0xa0 [ 18.075830][ T39] hardirqs last disabled at (79823): [] console_emit_next_record+0x3f8/0x4f0 [ 18.075831][ T39] softirqs last enabled at (79816): [] __fib6_clean_all+0xf3/0x270 [ 18.075834][ T39] softirqs last disabled at (79818): [] br_port_carrier_check+0x161/0x430 [ 18.075837][ T39] Preemption disabled at: [ 18.075837][ T39] [<0000000000000000>] 0x0 [ 18.075844][ T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.075848][ T39] Tainted: [W]=WARN [ 18.075848][ T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.075850][ T39] Workqueue: events_unbound linkwatch_event [ 18.075854][ T39] Call Trace: [ 18.075856][ T39] [ 18.075857][ T39] dump_stack_lvl+0x6f/0xa0 [ 18.075863][ T39] __might_resched.cold+0x1fe/0x2c1 [ 18.075868][ T39] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.075872][ T39] ? __kmalloc_noprof+0xdb/0x760 [ 18.075878][ T39] __kmalloc_noprof+0x443/0x760 [ 18.075880][ T39] ? alloc_buf.isra.0+0x4b/0x260 [ 18.075887][ T39] ? do_raw_spin_unlock+0x59/0x250 [ 18.075889][ T39] alloc_buf.isra.0+0x4b/0x260 [ 18.075893][ T39] put_chars+0x1e1/0x2f0 [ 18.075896][ T39] ? __send_to_port+0x420/0x420 [ 18.075900][ T39] ? validate_chain+0x38b/0xc20 [ 18.075906][ T39] hvc_console_print+0x292/0x780 [ 18.075913][ T39] ? hvc_write+0x3a0/0x3a0 [ 18.075916][ T39] ? rcu_is_watching+0x16/0xd0 [ 18.075920][ T39] ? lock_acquire+0x13c/0x160 [ 18.075925][ T39] console_emit_next_record+0x252/0x4f0 [ 18.075928][ T39] ? devkmsg_read+0x4e0/0x4e0 [ 18.075933][ T39] ? rcu_is_watching+0x16/0xd0 [ 18.075935][ T39] ? lock_acquire+0x13c/0x160 [ 18.075939][ T39] console_flush_one_record+0x46f/0x710 [ 18.075943][ T39] ? console_emit_next_record+0x4f0/0x4f0 [ 18.075944][ T39] ? __lock_acquire+0x518/0xc20 [ 18.075950][ T39] console_unlock+0xee/0x1f0 [ 18.075953][ T39] ? console_flush_one_record+0x710/0x710 [ 18.075954][ T39] ? rcu_is_watching+0x16/0xd0 [ 18.075956][ T39] ? lock_acquire+0x60/0x160 [ 18.075960][ T39] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.075963][ T39] ? vprintk_emit+0x320/0x3e0 [ 18.075966][ T39] vprintk_emit+0x37c/0x3e0 [ 18.075969][ T39] ? wake_up_klogd_work_func+0x90/0x90 [ 18.075971][ T39] ? __lock_release.isra.0+0x69/0x1a0 [ 18.075973][ T39] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 18.075976][ T39] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.075981][ T39] _printk+0xc7/0x100 [ 18.075985][ T39] ? snapshot_read.cold+0x21/0x21 [ 18.075990][ T39] ? lock_acquire.part.0+0xd4/0x280 [ 18.075994][ T39] br_set_state+0x22f/0x410 [ 18.075998][ T39] br_init_port+0xc4/0x200 [ 18.076002][ T39] br_stp_enable_port+0x12/0x50 [ 18.076004][ T39] br_port_carrier_check+0x220/0x430 [ 18.076008][ T39] br_device_event+0x538/0x930 [ 18.076010][ T39] ? fib6_ifdown+0x870/0x870 [ 18.076013][ T39] ? packet_sendmsg_spkt+0x1350/0x1350 [ 18.076020][ T39] notifier_call_chain+0xae/0x300 [ 18.076026][ T39] netif_state_change+0x139/0x3d0 [ 18.076031][ T39] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 18.076035][ T39] ? linkwatch_do_dev+0xae/0xd0 [ 18.076038][ T39] __linkwatch_run_queue+0x350/0x850 [ 18.076042][ T39] ? linkwatch_do_dev+0xd0/0xd0 [ 18.076045][ T39] ? lock_acquire.part.0+0xd4/0x280 [ 18.076050][ T39] linkwatch_event+0x7f/0xb0 [ 18.076052][ T39] ? __linkwatch_run_queue+0x850/0x850 [ 18.076056][ T39] process_one_work+0xe3e/0x1560 [ 18.076063][ T39] ? __queue_delayed_work+0x470/0x470 [ 18.076065][ T39] ? lock_acquire.part.0+0xd4/0x280 [ 18.076073][ T39] worker_thread+0x4f1/0xd60 [ 18.076080][ T39] ? rescuer_thread+0x1340/0x1340 [ 18.076082][ T39] kthread+0x367/0x460 [ 18.076085][ T39] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 18.076088][ T39] ? kthread_affine_preferred+0x4c0/0x4c0 [ 18.076092][ T39] ret_from_fork+0x474/0x6b0 [ 18.076096][ T39] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 18.076100][ T39] ? __switch_to+0x5a3/0xe00 [ 18.076103][ T39] ? kthread_affine_preferred+0x4c0/0x4c0 [ 18.076107][ T39] ret_from_fork_asm+0x11/0x20 [ 18.076116][ T39] [ 18.099787][ T39] br1: port 1(eth1) entered forwarding state [ 18.103349][ T216] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 18.129783][ T218] br1: port 2(eth3) entered blocking state [ 18.130053][ T218] br1: port 2(eth3) entered forwarding state [ 18.137428][ T216] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 30.080299][ C0] [ 30.080312][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 30.080314][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 30.080316][ C0] preempt_count: 104, expected: 0 [ 30.080317][ C0] RCU nest depth: 0, expected: 0 [ 30.080318][ C0] INFO: lockdep is turned off. [ 30.080319][ C0] irq event stamp: 587154 [ 30.080320][ C0] hardirqs last enabled at (587154): [] _raw_spin_unlock_irq+0x28/0x50 [ 30.080329][ C0] hardirqs last disabled at (587153): [] _raw_spin_lock_irq+0x4a/0x50 [ 30.080331][ C0] softirqs last enabled at (587138): [] handle_softirqs+0x67c/0x900 [ 30.080335][ C0] softirqs last disabled at (587151): [] __irq_exit_rcu+0x145/0x1c0 [ 30.080337][ C0] Preemption disabled at: [ 30.080338][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 30.080345][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 30.080349][ C0] Tainted: [W]=WARN [ 30.080350][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.080351][ C0] Call Trace: [ 30.080353][ C0] [ 30.080355][ C0] dump_stack_lvl+0x6f/0xa0 [ 30.080360][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 30.080362][ C0] __might_resched.cold+0x1fe/0x2c1 [ 30.080365][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 30.080369][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.080372][ C0] __kmalloc_noprof+0x443/0x760 [ 30.080377][ C0] ? __rwlock_init+0x150/0x150 [ 30.080379][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 30.080384][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 30.080385][ C0] alloc_buf.isra.0+0x4b/0x260 [ 30.080388][ C0] put_chars+0x1e1/0x2f0 [ 30.080390][ C0] ? __send_to_port+0x420/0x420 [ 30.080392][ C0] ? printk_get_next_message+0x2fe/0x7d0 [ 30.080395][ C0] ? console_prepend_replay+0x20/0x20 [ 30.080396][ C0] ? desc_read+0x219/0x2f0 [ 30.080399][ C0] hvc_console_print+0x292/0x780 [ 30.080403][ C0] ? hvc_write+0x3a0/0x3a0 [ 30.080405][ C0] ? __rwlock_init+0x150/0x150 [ 30.080406][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.080408][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.080409][ C0] ? lock_acquire+0x13c/0x160 [ 30.080412][ C0] console_emit_next_record+0x252/0x4f0 [ 30.080414][ C0] ? devkmsg_read+0x4e0/0x4e0 [ 30.080415][ C0] ? _prb_read_valid+0x6e0/0x6e0 [ 30.080417][ C0] ? __asan_memmove+0x3c/0x60 [ 30.080420][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.080421][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.080423][ C0] ? lock_acquire+0x13c/0x160 [ 30.080425][ C0] ? console_flush_one_record+0x111/0x710 [ 30.080426][ C0] console_flush_one_record+0x46f/0x710 [ 30.080428][ C0] ? console_emit_next_record+0x4f0/0x4f0 [ 30.080430][ C0] console_unlock+0xee/0x1f0 [ 30.080432][ C0] ? lock_acquire+0x13c/0x160 [ 30.080433][ C0] ? console_flush_one_record+0x710/0x710 [ 30.080435][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.080436][ C0] ? lock_release+0x184/0x1f0 [ 30.080438][ C0] ? lock_acquire+0x60/0x160 [ 30.080440][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 30.080442][ C0] ? vprintk_emit+0x320/0x3e0 [ 30.080444][ C0] vprintk_emit+0x37c/0x3e0 [ 30.080446][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 30.080447][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.080448][ C0] ? lock_release+0x184/0x1f0 [ 30.080450][ C0] ? x86_64_start_kernel+0xe0/0x130 [ 30.080455][ C0] _printk+0xc7/0x100 [ 30.080458][ C0] ? snapshot_read.cold+0x21/0x21 [ 30.080460][ C0] ? arch_stack_walk+0xd7/0x130 [ 30.080464][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 30.080466][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 30.080468][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 30.080470][ C0] mark_lock_irq+0x989/0x9c0 [ 30.080474][ C0] mark_lock+0x1d7/0xa00 [ 30.080476][ C0] mark_usage+0x42/0x170 [ 30.080478][ C0] __lock_acquire+0x388/0xc20 [ 30.080481][ C0] lock_acquire.part.0+0xd4/0x280 [ 30.080482][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 30.080486][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.080487][ C0] ? lock_acquire+0x13c/0x160 [ 30.080489][ C0] ? br_message_age_timer_expired+0x70/0x70 [ 30.080491][ C0] _raw_spin_lock+0x33/0x40 [ 30.080492][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 30.080494][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [ 30.080496][ C0] ? br_message_age_timer_expired+0x70/0x70 [ 30.080497][ C0] call_timer_fn+0x160/0x4d0 [ 30.080500][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 30.080501][ C0] ? debug_object_active_state+0x430/0x430 [ 30.080504][ C0] ? find_held_lock+0x2b/0x80 [ 30.080506][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 30.080508][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.080510][ C0] __run_timers+0x68f/0xaa0 [ 30.080511][ C0] ? br_message_age_timer_expired+0x70/0x70 [ 30.080513][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 30.080515][ C0] ? __lock_acquire+0x518/0xc20 [ 30.080518][ C0] ? __rwlock_init+0x150/0x150 [ 30.080520][ C0] run_timer_softirq+0xf0/0x160 [ 30.080521][ C0] ? __run_timers+0xaa0/0xaa0 [ 30.080523][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 30.080526][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.080527][ C0] handle_softirqs+0x1d3/0x900 [ 30.080529][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 30.080531][ C0] ? _local_bh_enable+0xc0/0xc0 [ 30.080534][ C0] __irq_exit_rcu+0x145/0x1c0 [ 30.080536][ C0] irq_exit_rcu+0xe/0x30 [ 30.080538][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 30.080540][ C0] [ 30.080540][ C0] [ 30.080541][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 30.080543][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 30.080545][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 30.080548][ C0] Code: 48 8b 3d 94 02 09 02 e8 1f 00 00 00 48 2b 05 58 93 a6 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 46 1b 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 30.080550][ C0] RSP: 0018:ffffffff9b407cf8 EFLAGS: 00000296 [ 30.080553][ C0] RAX: 000000000008f58d RBX: ffffffff9b41c600 RCX: ffffffff982fa307 [ 30.080555][ C0] RDX: ffffffff9b41c600 RSI: ffffffff9b2a7f5f RDI: ffffffff9ac8f560 [ 30.080556][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 30.080556][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3680fa2 [ 30.080557][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 30.080559][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 30.080563][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 30.080564][ C0] default_idle+0x9/0x10 [ 30.080566][ C0] default_idle_call+0x6e/0xb0 [ 30.080568][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 30.080570][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 30.080572][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 30.080574][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.080576][ C0] do_idle+0xd8/0x190 [ 30.080578][ C0] cpu_startup_entry+0x53/0x70 [ 30.080580][ C0] rest_init+0x279/0x280 [ 30.080582][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 30.080584][ C0] ? rest_init+0x280/0x280 [ 30.080586][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 30.080590][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 30.080592][ C0] ? acpi_enable+0x1e4/0x330 [ 30.080594][ C0] start_kernel+0x3af/0x3b0 [ 30.080596][ C0] x86_64_start_reservations+0x24/0x30 [ 30.080598][ C0] x86_64_start_kernel+0x12b/0x130 [ 30.080600][ C0] common_startup_64+0x13e/0x148 [ 30.080605][ C0] [ 30.110534][ C0] ======================================================== [ 30.110816][ C0] WARNING: possible irq lock inversion dependency detected [ 30.111085][ C0] 7.2.0-virtme #1 Tainted: G W [ 30.111267][ C0] -------------------------------------------------------- [ 30.111540][ C0] swapper/0/0 just changed the state of lock: [ 30.111784][ C0] ff1100000f33ae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [ 30.112099][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 30.112317][ C0] (fs_reclaim){+.+.}-{0:0} [ 30.112319][ C0] [ 30.112319][ C0] [ 30.112319][ C0] and interrupts could create inverse lock ordering between them. [ 30.112319][ C0] [ 30.112964][ C0] [ 30.112964][ C0] other info that might help us debug this: [ 30.113232][ C0] Chain exists of: [ 30.113232][ C0] &br->lock --> console_owner --> fs_reclaim [ 30.113232][ C0] [ 30.113620][ C0] Possible interrupt unsafe locking scenario: [ 30.113620][ C0] [ 30.113893][ C0] CPU0 CPU1 [ 30.114043][ C0] ---- ---- [ 30.114243][ C0] lock(fs_reclaim); [ 30.114357][ C0] local_irq_disable(); [ 30.114594][ C0] lock(&br->lock); [ 30.114844][ C0] lock(console_owner); [ 30.115029][ C0] [ 30.115193][ C0] lock(&br->lock); [ 30.115305][ C0] [ 30.115305][ C0] *** DEADLOCK *** [ 30.115305][ C0] [ 30.115575][ C0] locks held by swapper/0/0: 1, last CPU#0: [ 30.115768][ C0] #0: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 30.116119][ C0] [ 30.116119][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 30.116428][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 30.116636][ C0] HARDIRQ-ON-W at: [ 30.116755][ C0] __lock_acquire+0x388/0xc20 [ 30.117005][ C0] lock_acquire.part.0+0xd4/0x280 [ 30.117192][ C0] fs_reclaim_acquire+0xd5/0x120 [ 30.117433][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 30.117719][ C0] kthread_create_worker_on_node+0xea/0x210 [ 30.117942][ C0] workqueue_init+0x2a/0x680 [ 30.118183][ C0] kernel_init_freeable+0x2fe/0x630 [ 30.118460][ C0] kernel_init+0x21/0x150 [ 30.118651][ C0] ret_from_fork+0x474/0x6b0 [ 30.118895][ C0] ret_from_fork_asm+0x11/0x20 [ 30.119137][ C0] SOFTIRQ-ON-W at: [ 30.119247][ C0] __lock_acquire+0x388/0xc20 [ 30.119487][ C0] lock_acquire.part.0+0xd4/0x280 [ 30.119679][ C0] fs_reclaim_acquire+0xd5/0x120 [ 30.119926][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 30.120202][ C0] kthread_create_worker_on_node+0xea/0x210 [ 30.120426][ C0] workqueue_init+0x2a/0x680 [ 30.120674][ C0] kernel_init_freeable+0x2fe/0x630 [ 30.120956][ C0] kernel_init+0x21/0x150 [ 30.121144][ C0] ret_from_fork+0x474/0x6b0 [ 30.121386][ C0] ret_from_fork_asm+0x11/0x20 [ 30.121632][ C0] INITIAL USE at: [ 30.121750][ C0] __lock_acquire+0x388/0xc20 [ 30.121992][ C0] lock_acquire.part.0+0xd4/0x280 [ 30.122181][ C0] fs_reclaim_acquire+0xd5/0x120 [ 30.122367][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 30.122593][ C0] kthread_create_worker_on_node+0xea/0x210 [ 30.122830][ C0] workqueue_init+0x2a/0x680 [ 30.123071][ C0] kernel_init_freeable+0x2fe/0x630 [ 30.123315][ C0] kernel_init+0x21/0x150 [ 30.123502][ C0] ret_from_fork+0x474/0x6b0 [ 30.123755][ C0] ret_from_fork_asm+0x11/0x20 [ 30.123997][ C0] } [ 30.124075][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 30.124356][ C0] ... acquired at: [ 30.124471][ C0] __lock_acquire+0x518/0xc20 [ 30.124625][ C0] lock_acquire.part.0+0xd4/0x280 [ 30.124836][ C0] fs_reclaim_acquire+0xd5/0x120 [ 30.124984][ C0] __kmalloc_noprof+0xd3/0x760 [ 30.125186][ C0] alloc_buf.isra.0+0x4b/0x260 [ 30.125336][ C0] put_chars+0x1e1/0x2f0 [ 30.125541][ C0] hvc_console_print+0x292/0x780 [ 30.125699][ C0] console_emit_next_record+0x252/0x4f0 [ 30.125904][ C0] console_flush_one_record+0x46f/0x710 [ 30.126052][ C0] console_unlock+0xee/0x1f0 [ 30.126255][ C0] vprintk_emit+0x37c/0x3e0 [ 30.126406][ C0] _printk+0xc7/0x100 [ 30.126574][ C0] seg6_init+0x48/0x50 [ 30.126696][ C0] inet6_init+0x2c9/0x3c0 [ 30.126899][ C0] do_one_initcall+0x124/0x4f0 [ 30.127051][ C0] kernel_init_freeable+0x596/0x630 [ 30.127252][ C0] kernel_init+0x21/0x150 [ 30.127400][ C0] ret_from_fork+0x474/0x6b0 [ 30.127607][ C0] ret_from_fork_asm+0x11/0x20 [ 30.127766][ C0] [ 30.127844][ C0] -> (console_owner){....}-{0:0} { [ 30.128046][ C0] INITIAL USE at: [ 30.128160][ C0] } [ 30.128289][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 30.128514][ C0] ... acquired at: [ 30.128687][ C0] __lock_acquire+0x518/0xc20 [ 30.128837][ C0] lock_acquire.part.0+0xd4/0x280 [ 30.129041][ C0] console_lock_spinning_enable+0x5c/0x60 [ 30.129227][ C0] console_emit_next_record+0x1f4/0x4f0 [ 30.129429][ C0] console_flush_one_record+0x46f/0x710 [ 30.129579][ C0] console_unlock+0xee/0x1f0 [ 30.129793][ C0] vprintk_emit+0x37c/0x3e0 [ 30.129942][ C0] _printk+0xc7/0x100 [ 30.130108][ C0] br_set_state+0x22f/0x410 [ 30.130258][ C0] br_init_port+0xc4/0x200 [ 30.130463][ C0] br_stp_enable_bridge+0x1fc/0x340 [ 30.130617][ C0] br_dev_open+0x94/0x120 [ 30.130824][ C0] __dev_open+0x322/0x7a0 [ 30.130978][ C0] __dev_change_flags+0x4a4/0x6d0 [ 30.131183][ C0] netif_change_flags+0x87/0x190 [ 30.131333][ C0] do_setlink.isra.0+0x1d25/0x2a60 [ 30.131538][ C0] rtnl_newlink+0x9f1/0x11b0 [ 30.131700][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 30.131905][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 30.132057][ C0] netlink_unicast+0x486/0x750 [ 30.132261][ C0] netlink_sendmsg+0x735/0xc60 [ 30.132411][ C0] ____sys_sendmsg+0x415/0x880 [ 30.132621][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 30.132778][ C0] __sys_sendmsg+0x12c/0x1d0 [ 30.132980][ C0] do_syscall_64+0xff/0x530 [ 30.133130][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 30.133371][ C0] [ 30.133446][ C0] -> (&br->lock){+.-.}-{3:3} { [ 30.133656][ C0] HARDIRQ-ON-W at: [ 30.133774][ C0] __lock_acquire+0x388/0xc20 [ 30.134019][ C0] lock_acquire.part.0+0xd4/0x280 [ 30.134208][ C0] _raw_spin_lock_bh+0x38/0x50 [ 30.134452][ C0] br_add_if+0x8a8/0x1360 [ 30.134644][ C0] do_set_master+0x3b2/0x780 [ 30.134896][ C0] do_setlink.isra.0+0x9ec/0x2a60 [ 30.135140][ C0] rtnl_newlink+0x9f1/0x11b0 [ 30.135330][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 30.135575][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 30.135827][ C0] netlink_unicast+0x486/0x750 [ 30.136019][ C0] netlink_sendmsg+0x735/0xc60 [ 30.136266][ C0] ____sys_sendmsg+0x415/0x880 [ 30.136457][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 30.136710][ C0] __sys_sendmsg+0x12c/0x1d0 [ 30.136954][ C0] do_syscall_64+0xff/0x530 [ 30.137143][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 30.137425][ C0] IN-SOFTIRQ-W at: [ 30.137540][ C0] __lock_acquire+0x388/0xc20 [ 30.137795][ C0] lock_acquire.part.0+0xd4/0x280 [ 30.138039][ C0] _raw_spin_lock+0x33/0x40 [ 30.138230][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [ 30.138513][ C0] call_timer_fn+0x160/0x4d0 [ 30.138765][ C0] __run_timers+0x68f/0xaa0 [ 30.138955][ C0] run_timer_softirq+0xf0/0x160 [ 30.139199][ C0] handle_softirqs+0x1d3/0x900 [ 30.139443][ C0] __irq_exit_rcu+0x145/0x1c0 [ 30.139636][ C0] irq_exit_rcu+0xe/0x30 [ 30.139885][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 30.140167][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 30.140396][ C0] pv_native_safe_halt+0xf/0x10 [ 30.140647][ C0] default_idle+0x9/0x10 [ 30.140894][ C0] default_idle_call+0x6e/0xb0 [ 30.141082][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 30.141365][ C0] do_idle+0xd8/0x190 [ 30.141520][ C0] cpu_startup_entry+0x53/0x70 [ 30.141773][ C0] rest_init+0x279/0x280 [ 30.142019][ C0] start_kernel+0x3af/0x3b0 [ 30.142210][ C0] x86_64_start_reservations+0x24/0x30 [ 30.142453][ C0] x86_64_start_kernel+0x12b/0x130 [ 30.142708][ C0] common_startup_64+0x13e/0x148 [ 30.142901][ C0] INITIAL USE at: [ 30.143067][ C0] __lock_acquire+0x388/0xc20 [ 30.143258][ C0] lock_acquire.part.0+0xd4/0x280 [ 30.143502][ C0] _raw_spin_lock_bh+0x38/0x50 [ 30.143702][ C0] br_add_if+0x8a8/0x1360 [ 30.143947][ C0] do_set_master+0x3b2/0x780 [ 30.144194][ C0] do_setlink.isra.0+0x9ec/0x2a60 [ 30.144386][ C0] rtnl_newlink+0x9f1/0x11b0 [ 30.144637][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 30.144887][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 30.145077][ C0] netlink_unicast+0x486/0x750 [ 30.145324][ C0] netlink_sendmsg+0x735/0xc60 [ 30.145523][ C0] ____sys_sendmsg+0x415/0x880 [ 30.145781][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 30.146024][ C0] __sys_sendmsg+0x12c/0x1d0 [ 30.146214][ C0] do_syscall_64+0xff/0x530 [ 30.146461][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 30.146754][ C0] } [ 30.146832][ C0] ... key at: [] __key.7+0x0/0x40 [ 30.147075][ C0] ... acquired at: [ 30.147189][ C0] mark_lock+0x1d7/0xa00 [ 30.147339][ C0] mark_usage+0x42/0x170 [ 30.147545][ C0] __lock_acquire+0x388/0xc20 [ 30.147700][ C0] lock_acquire.part.0+0xd4/0x280 [ 30.147906][ C0] _raw_spin_lock+0x33/0x40 [ 30.148056][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [ 30.148298][ C0] call_timer_fn+0x160/0x4d0 [ 30.148502][ C0] __run_timers+0x68f/0xaa0 [ 30.148656][ C0] run_timer_softirq+0xf0/0x160 [ 30.148862][ C0] handle_softirqs+0x1d3/0x900 [ 30.149013][ C0] __irq_exit_rcu+0x145/0x1c0 [ 30.149218][ C0] irq_exit_rcu+0xe/0x30 [ 30.149370][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 30.149616][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 30.149808][ C0] pv_native_safe_halt+0xf/0x10 [ 30.150014][ C0] default_idle+0x9/0x10 [ 30.150165][ C0] default_idle_call+0x6e/0xb0 [ 30.150368][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 30.150556][ C0] do_idle+0xd8/0x190 [ 30.150734][ C0] cpu_startup_entry+0x53/0x70 [ 30.150884][ C0] rest_init+0x279/0x280 [ 30.151090][ C0] start_kernel+0x3af/0x3b0 [ 30.151240][ C0] x86_64_start_reservations+0x24/0x30 [ 30.151445][ C0] x86_64_start_kernel+0x12b/0x130 [ 30.151596][ C0] common_startup_64+0x13e/0x148 [ 30.151809][ C0] [ 30.151884][ C0] [ 30.151884][ C0] stack backtrace: [ 30.152126][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 30.152129][ C0] Tainted: [W]=WARN [ 30.152130][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.152131][ C0] Call Trace: [ 30.152132][ C0] [ 30.152133][ C0] dump_stack_lvl+0x6f/0xa0 [ 30.152136][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 30.152139][ C0] mark_lock_irq+0x989/0x9c0 [ 30.152142][ C0] mark_lock+0x1d7/0xa00 [ 30.152144][ C0] mark_usage+0x42/0x170 [ 30.152146][ C0] __lock_acquire+0x388/0xc20 [ 30.152149][ C0] lock_acquire.part.0+0xd4/0x280 [ 30.152151][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 30.152153][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.152156][ C0] ? lock_acquire+0x13c/0x160 [ 30.152158][ C0] ? br_message_age_timer_expired+0x70/0x70 [ 30.152159][ C0] _raw_spin_lock+0x33/0x40 [ 30.152161][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 30.152163][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [ 30.152164][ C0] ? br_message_age_timer_expired+0x70/0x70 [ 30.152166][ C0] call_timer_fn+0x160/0x4d0 [ 30.152168][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 30.152169][ C0] ? debug_object_active_state+0x430/0x430 [ 30.152172][ C0] ? find_held_lock+0x2b/0x80 [ 30.152174][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 30.152176][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.152178][ C0] __run_timers+0x68f/0xaa0 [ 30.152179][ C0] ? br_message_age_timer_expired+0x70/0x70 [ 30.152181][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 30.152183][ C0] ? __lock_acquire+0x518/0xc20 [ 30.152186][ C0] ? __rwlock_init+0x150/0x150 [ 30.152188][ C0] run_timer_softirq+0xf0/0x160 [ 30.152189][ C0] ? __run_timers+0xaa0/0xaa0 [ 30.152191][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 30.152194][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.152195][ C0] handle_softirqs+0x1d3/0x900 [ 30.152198][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 30.152200][ C0] ? _local_bh_enable+0xc0/0xc0 [ 30.152202][ C0] __irq_exit_rcu+0x145/0x1c0 [ 30.152204][ C0] irq_exit_rcu+0xe/0x30 [ 30.152206][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 30.152208][ C0] [ 30.152208][ C0] [ 30.152209][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 30.152211][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 30.152213][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 30.152214][ C0] Code: 48 8b 3d 94 02 09 02 e8 1f 00 00 00 48 2b 05 58 93 a6 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 46 1b 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 30.152216][ C0] RSP: 0018:ffffffff9b407cf8 EFLAGS: 00000296 [ 30.152218][ C0] RAX: 000000000008f58d RBX: ffffffff9b41c600 RCX: ffffffff982fa307 [ 30.152219][ C0] RDX: ffffffff9b41c600 RSI: ffffffff9b2a7f5f RDI: ffffffff9ac8f560 [ 30.152220][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 30.152221][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3680fa2 [ 30.152222][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 30.152223][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 30.152226][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 30.152227][ C0] default_idle+0x9/0x10 [ 30.152229][ C0] default_idle_call+0x6e/0xb0 [ 30.152231][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 30.152233][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 30.152235][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 30.152237][ C0] ? rcu_is_watching+0x16/0xd0 [ 30.152239][ C0] do_idle+0xd8/0x190 [ 30.152241][ C0] cpu_startup_entry+0x53/0x70 [ 30.152243][ C0] rest_init+0x279/0x280 [ 30.152245][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 30.152248][ C0] ? rest_init+0x280/0x280 [ 30.152250][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 30.152253][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 30.152255][ C0] ? acpi_enable+0x1e4/0x330 [ 30.152257][ C0] start_kernel+0x3af/0x3b0 [ 30.152258][ C0] x86_64_start_reservations+0x24/0x30 [ 30.152260][ C0] x86_64_start_kernel+0x12b/0x130 [ 30.152262][ C0] common_startup_64+0x13e/0x148 [ 30.152266][ C0] [ 63.177283][ T36] br0: port 1(eth0) entered disabled state [ 63.177297][ T36] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 63.177300][ T36] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 36, name: kworker/u17:0 [ 63.177301][ T36] preempt_count: 202, expected: 0 [ 63.177302][ T36] RCU nest depth: 0, expected: 0 [ 63.177303][ T36] INFO: lockdep is turned off. [ 63.177304][ T36] irq event stamp: 64610 [ 63.177305][ T36] hardirqs last enabled at (64609): [] _raw_spin_unlock_irq+0x28/0x50 [ 63.177314][ T36] hardirqs last disabled at (64610): [] __schedule+0x1246/0x20e0 [ 63.177317][ T36] softirqs last enabled at (64572): [] inet6_fill_ifla6_attrs+0x1ac2/0x2140 [ 63.177321][ T36] softirqs last disabled at (64570): [] inet6_fill_ifla6_attrs+0x1a72/0x2140 [ 63.177323][ T36] Preemption disabled at: [ 63.177324][ T36] [<0000000000000000>] 0x0 [ 63.177330][ T36] CPU: 0 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 63.177334][ T36] Tainted: [W]=WARN [ 63.177335][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.177336][ T36] Workqueue: events_unbound linkwatch_event [ 63.177343][ T36] Call Trace: [ 63.177345][ T36] [ 63.177346][ T36] dump_stack_lvl+0x6f/0xa0 [ 63.177351][ T36] __might_resched.cold+0x1fe/0x2c1 [ 63.177355][ T36] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 63.177358][ T36] ? rcu_is_watching+0x16/0xd0 [ 63.177362][ T36] __kmalloc_noprof+0x443/0x760 [ 63.177366][ T36] ? __rwlock_init+0x150/0x150 [ 63.177368][ T36] ? alloc_buf.isra.0+0x4b/0x260 [ 63.177373][ T36] ? do_raw_spin_unlock+0x59/0x250 [ 63.177374][ T36] alloc_buf.isra.0+0x4b/0x260 [ 63.177377][ T36] put_chars+0x1e1/0x2f0 [ 63.177379][ T36] ? printk_get_next_message+0x2fe/0x7d0 [ 63.177381][ T36] ? __send_to_port+0x420/0x420 [ 63.177383][ T36] ? desc_read+0x2f0/0x2f0 [ 63.177385][ T36] ? desc_read+0x219/0x2f0 [ 63.177387][ T36] hvc_console_print+0x292/0x780 [ 63.177392][ T36] ? hvc_write+0x3a0/0x3a0 [ 63.177394][ T36] ? rcu_is_watching+0x16/0xd0 [ 63.177395][ T36] ? lock_acquire+0x13c/0x160 [ 63.177398][ T36] console_emit_next_record+0x252/0x4f0 [ 63.177400][ T36] ? devkmsg_read+0x4e0/0x4e0 [ 63.177401][ T36] ? _prb_read_valid+0x6e0/0x6e0 [ 63.177403][ T36] ? __asan_memmove+0x3c/0x60 [ 63.177406][ T36] ? rcu_is_watching+0x16/0xd0 [ 63.177407][ T36] ? rcu_is_watching+0x16/0xd0 [ 63.177408][ T36] ? rcu_is_watching+0x16/0xd0 [ 63.177410][ T36] ? lock_acquire+0x13c/0x160 [ 63.177413][ T36] ? console_flush_one_record+0x111/0x710 [ 63.177414][ T36] console_flush_one_record+0x46f/0x710 [ 63.177416][ T36] ? console_emit_next_record+0x4f0/0x4f0 [ 63.177418][ T36] console_unlock+0xee/0x1f0 [ 63.177420][ T36] ? lock_acquire+0x13c/0x160 [ 63.177422][ T36] ? console_flush_one_record+0x710/0x710 [ 63.177423][ T36] ? rcu_is_watching+0x16/0xd0 [ 63.177424][ T36] ? lock_release+0x184/0x1f0 [ 63.177426][ T36] ? lock_acquire+0x60/0x160 [ 63.177427][ T36] ? sync_exp_reset_tree_hotplug+0x3a0/0x3f0 [ 63.177429][ T36] ? __down_trylock_console_sem+0x5e/0xa0 [ 63.177431][ T36] ? vprintk_emit+0x320/0x3e0 [ 63.177433][ T36] vprintk_emit+0x37c/0x3e0 [ 63.177435][ T36] ? wake_up_klogd_work_func+0x90/0x90 [ 63.177436][ T36] ? do_raw_write_lock+0x128/0x270 [ 63.177438][ T36] ? do_raw_read_unlock+0x70/0x70 [ 63.177439][ T36] ? rcu_is_watching+0x16/0xd0 [ 63.177441][ T36] _printk+0xc7/0x100 [ 63.177444][ T36] ? snapshot_read.cold+0x21/0x21 [ 63.177446][ T36] ? fib6_info_destroy_rcu+0x190/0x190 [ 63.177448][ T36] ? rcu_is_watching+0x16/0xd0 [ 63.177450][ T36] br_set_state+0x22f/0x410 [ 63.177453][ T36] br_stp_disable_port+0x11f/0x390 [ 63.177455][ T36] br_port_carrier_check+0x365/0x430 [ 63.177459][ T36] br_device_event+0x538/0x930 [ 63.177461][ T36] ? packet_sendmsg_spkt+0x1350/0x1350 [ 63.177463][ T36] ? addrconf_notify+0x500/0xf30 [ 63.177465][ T36] notifier_call_chain+0xae/0x300 [ 63.177469][ T36] netif_state_change+0x139/0x3d0 [ 63.177471][ T36] ? dev_deactivate+0xc1/0x210 [ 63.177475][ T36] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 63.177477][ T36] ? rfc2863_policy+0x1a0/0x310 [ 63.177479][ T36] ? linkwatch_do_dev+0x9c/0xd0 [ 63.177481][ T36] __linkwatch_run_queue+0x350/0x850 [ 63.177483][ T36] ? linkwatch_do_dev+0xd0/0xd0 [ 63.177485][ T36] ? debug_object_active_state+0x430/0x430 [ 63.177489][ T36] linkwatch_event+0x7f/0xb0 [ 63.177491][ T36] ? __linkwatch_run_queue+0x850/0x850 [ 63.177493][ T36] process_one_work+0xe3e/0x1560 [ 63.177496][ T36] ? __queue_delayed_work+0x470/0x470 [ 63.177498][ T36] ? find_held_lock+0x2b/0x80 [ 63.177500][ T36] ? __rwlock_init+0x150/0x150 [ 63.177502][ T36] worker_thread+0x4f1/0xd60 [ 63.177505][ T36] ? rescuer_thread+0x1340/0x1340 [ 63.177506][ T36] kthread+0x367/0x460 [ 63.177508][ T36] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 63.177511][ T36] ? kthread_affine_preferred+0x4c0/0x4c0 [ 63.177513][ T36] ret_from_fork+0x474/0x6b0 [ 63.177516][ T36] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 63.177519][ T36] ? __switch_to+0x5a3/0xe00 [ 63.177522][ T36] ? kthread_affine_preferred+0x4c0/0x4c0 [ 63.177524][ T36] ret_from_fork_asm+0x11/0x20 [ 63.177528][ T36] [ 63.209180][ T380] br0: port 2(eth2) entered disabled state [ 63.240436][ T216] bond0: (slave eth0): link status definitely down, disabling slave [ 63.240685][ T216] bond0: active interface up! [ 63.285048][ T216] bond0: (slave eth0): link status definitely down, disabling slave [ 63.285280][ T216] bond0: active interface up! [ 64.369146][ T388] br1: port 2(eth3) entered disabled state [ 64.369157][ T388] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 64.369159][ T388] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 388, name: ip [ 64.369161][ T388] preempt_count: 202, expected: 0 [ 64.369162][ T388] RCU nest depth: 0, expected: 0 [ 64.369163][ T388] INFO: lockdep is turned off. [ 64.369164][ T388] irq event stamp: 0 [ 64.369165][ T388] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 64.369169][ T388] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 64.369175][ T388] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 64.369177][ T388] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 64.369179][ T388] Preemption disabled at: [ 64.369180][ T388] [<0000000000000000>] 0x0 [ 64.369185][ T388] CPU: 0 UID: 0 PID: 388 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 64.369188][ T388] Tainted: [W]=WARN [ 64.369189][ T388] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.369191][ T388] Call Trace: [ 64.369193][ T388] [ 64.369194][ T388] dump_stack_lvl+0x6f/0xa0 [ 64.369199][ T388] __might_resched.cold+0x1fe/0x2c1 [ 64.369203][ T388] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 64.369206][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369210][ T388] __kmalloc_noprof+0x443/0x760 [ 64.369214][ T388] ? __rwlock_init+0x150/0x150 [ 64.369216][ T388] ? alloc_buf.isra.0+0x4b/0x260 [ 64.369220][ T388] ? do_raw_spin_unlock+0x59/0x250 [ 64.369222][ T388] alloc_buf.isra.0+0x4b/0x260 [ 64.369224][ T388] put_chars+0x1e1/0x2f0 [ 64.369226][ T388] ? desc_read_finalized_seq+0x41/0x120 [ 64.369229][ T388] ? __send_to_port+0x420/0x420 [ 64.369232][ T388] hvc_console_print+0x292/0x780 [ 64.369236][ T388] ? hvc_write+0x3a0/0x3a0 [ 64.369238][ T388] ? __rwlock_init+0x150/0x150 [ 64.369239][ T388] ? lock_acquire+0x13c/0x160 [ 64.369242][ T388] console_emit_next_record+0x252/0x4f0 [ 64.369245][ T388] ? devkmsg_read+0x4e0/0x4e0 [ 64.369246][ T388] ? _prb_read_valid+0x6e0/0x6e0 [ 64.369250][ T388] ? __asan_memmove+0x3c/0x60 [ 64.369252][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369254][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369255][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369256][ T388] ? lock_acquire+0x13c/0x160 [ 64.369258][ T388] ? console_flush_one_record+0x111/0x710 [ 64.369260][ T388] console_flush_one_record+0x46f/0x710 [ 64.369262][ T388] ? console_emit_next_record+0x4f0/0x4f0 [ 64.369264][ T388] console_unlock+0xee/0x1f0 [ 64.369265][ T388] ? lock_acquire+0x13c/0x160 [ 64.369267][ T388] ? console_flush_one_record+0x710/0x710 [ 64.369269][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369270][ T388] ? lock_release+0x184/0x1f0 [ 64.369272][ T388] ? lock_acquire+0x60/0x160 [ 64.369273][ T388] ? sync_exp_reset_tree_hotplug+0x3a0/0x3f0 [ 64.369275][ T388] ? __down_trylock_console_sem+0x5e/0xa0 [ 64.369277][ T388] ? vprintk_emit+0x320/0x3e0 [ 64.369279][ T388] vprintk_emit+0x37c/0x3e0 [ 64.369281][ T388] ? wake_up_klogd_work_func+0x90/0x90 [ 64.369282][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369284][ T388] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 64.369287][ T388] ? trace_hardirqs_on+0x36/0x40 [ 64.369289][ T388] _printk+0xc7/0x100 [ 64.369292][ T388] ? snapshot_read.cold+0x21/0x21 [ 64.369294][ T388] ? ipv6_mc_down+0x17e/0x2d0 [ 64.369298][ T388] br_set_state+0x22f/0x410 [ 64.369300][ T388] br_stp_disable_port+0x11f/0x390 [ 64.369303][ T388] br_device_event+0x783/0x930 [ 64.369306][ T388] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 64.369309][ T388] ? packet_sendmsg_spkt+0x1350/0x1350 [ 64.369311][ T388] ? addrconf_notify+0x2c8/0xf30 [ 64.369314][ T388] notifier_call_chain+0xae/0x300 [ 64.369317][ T388] __dev_notify_flags+0x23c/0x450 [ 64.369321][ T388] ? netif_change_name+0x8c0/0x8c0 [ 64.369323][ T388] ? __dev_change_flags+0x288/0x6d0 [ 64.369324][ T388] ? netif_set_allmulti+0x2c0/0x2c0 [ 64.369326][ T388] ? __kernel_text_address+0x12/0x30 [ 64.369328][ T388] ? write_profile+0xf0/0xf0 [ 64.369332][ T388] netif_change_flags+0xfe/0x190 [ 64.369334][ T388] do_setlink.isra.0+0x1d25/0x2a60 [ 64.369337][ T388] ? stack_trace_save+0x93/0xc0 [ 64.369339][ T388] ? rtnl_link_get_size+0x350/0x350 [ 64.369340][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369342][ T388] ? stack_depot_save_flags+0x1bc/0x790 [ 64.369345][ T388] ? kasan_save_stack+0x3d/0x50 [ 64.369347][ T388] ? kasan_save_stack+0x2f/0x50 [ 64.369348][ T388] ? kasan_save_track+0x14/0x30 [ 64.369349][ T388] ? __kasan_kmalloc+0x7b/0x90 [ 64.369350][ T388] ? __kmalloc_cache_noprof+0x29a/0x620 [ 64.369352][ T388] ? rtnl_newlink+0x124/0x11b0 [ 64.369353][ T388] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 64.369355][ T388] ? netlink_rcv_skb+0x14e/0x3a0 [ 64.369358][ T388] ? netlink_unicast+0x486/0x750 [ 64.369359][ T388] ? netlink_sendmsg+0x735/0xc60 [ 64.369361][ T388] ? ____sys_sendmsg+0x415/0x880 [ 64.369363][ T388] ? ___sys_sendmsg+0x14e/0x1d0 [ 64.369364][ T388] ? __sys_sendmsg+0x12c/0x1d0 [ 64.369366][ T388] ? do_syscall_64+0xff/0x530 [ 64.369368][ T388] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 64.369370][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369372][ T388] ? lock_acquire+0x13c/0x160 [ 64.369374][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369375][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369376][ T388] ? trace_contention_end+0xb3/0x180 [ 64.369378][ T388] ? __mutex_lock+0x1db/0x1ea0 [ 64.369379][ T388] ? __mutex_lock+0x9a3/0x1ea0 [ 64.369381][ T388] ? rtnl_newlink+0x9a8/0x11b0 [ 64.369383][ T388] ? ww_mutex_lock+0x160/0x160 [ 64.369385][ T388] ? __rtnl_newlink+0x3fa/0xa50 [ 64.369387][ T388] rtnl_newlink+0x9f1/0x11b0 [ 64.369390][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369391][ T388] ? rtnl_bridge_getlink+0x850/0x850 [ 64.369393][ T388] ? lock_acquire+0x13c/0x160 [ 64.369395][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369396][ T388] ? is_bpf_text_address+0x3e/0x110 [ 64.369399][ T388] ? is_bpf_text_address+0x72/0x110 [ 64.369401][ T388] ? kernel_text_address+0x149/0x170 [ 64.369402][ T388] ? __kernel_text_address+0x12/0x30 [ 64.369404][ T388] ? write_profile+0xf0/0xf0 [ 64.369405][ T388] ? unwind_get_return_address+0x67/0xd0 [ 64.369408][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369410][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369411][ T388] ? cap_capable+0x1d7/0x3d0 [ 64.369414][ T388] ? lock_acquire+0x13c/0x160 [ 64.369416][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369417][ T388] ? rtnl_bridge_getlink+0x850/0x850 [ 64.369419][ T388] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 64.369422][ T388] ? rtnl_link_fill+0x900/0x900 [ 64.369423][ T388] ? filter_irq_stacks+0xd0/0xd0 [ 64.369425][ T388] ? stack_depot_save_flags+0x1bc/0x790 [ 64.369427][ T388] netlink_rcv_skb+0x14e/0x3a0 [ 64.369429][ T388] ? rtnl_link_fill+0x900/0x900 [ 64.369431][ T388] ? lock_release+0x184/0x1f0 [ 64.369433][ T388] ? netlink_ack+0xcd0/0xcd0 [ 64.369434][ T388] ? __netlink_lookup+0xb9/0x6b0 [ 64.369437][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369438][ T388] ? lock_release+0x184/0x1f0 [ 64.369440][ T388] netlink_unicast+0x486/0x750 [ 64.369443][ T388] ? netlink_attachskb+0x810/0x810 [ 64.369444][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369445][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369447][ T388] ? lock_acquire+0x13c/0x160 [ 64.369449][ T388] netlink_sendmsg+0x735/0xc60 [ 64.369451][ T388] ? netlink_unicast+0x750/0x750 [ 64.369453][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369454][ T388] ? lock_release+0x184/0x1f0 [ 64.369456][ T388] ____sys_sendmsg+0x415/0x880 [ 64.369458][ T388] ? copy_msghdr_from_user+0x279/0x420 [ 64.369459][ T388] ? get_timestamp.constprop.0+0x3a0/0x3a0 [ 64.369460][ T388] ? move_addr_to_kernel+0x40/0x40 [ 64.369462][ T388] ? filter_irq_stacks+0xd0/0xd0 [ 64.369464][ T388] ___sys_sendmsg+0x14e/0x1d0 [ 64.369466][ T388] ? copy_msghdr_from_user+0x420/0x420 [ 64.369471][ T388] __sys_sendmsg+0x12c/0x1d0 [ 64.369472][ T388] ? __sys_sendmsg_sock+0x20/0x20 [ 64.369475][ T388] ? rcu_is_watching+0x16/0xd0 [ 64.369477][ T388] do_syscall_64+0xff/0x530 [ 64.369478][ T388] ? exc_page_fault+0xee/0x100 [ 64.369480][ T388] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 64.369481][ T388] RIP: 0033:0x7f9b9101c54e [ 64.369484][ T388] 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 [ 64.369485][ T388] RSP: 002b:00007ffcded8ac70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 64.369489][ T388] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9b9101c54e [ 64.369490][ T388] RDX: 0000000000000000 RSI: 00007ffcded8ad20 RDI: 0000000000000005 [ 64.369491][ T388] RBP: 00007ffcded8ac80 R08: 0000000000000000 R09: 0000000000000000 [ 64.369492][ T388] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ffc [ 64.369492][ T388] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcded8b3f0 [ 64.369495][ T388] [ 64.393355][ T216] bond0: (slave eth1): link status definitely down, disabling slave [ 64.393601][ T216] bond0: now running without any active interface! [ 64.400759][ T388] ip (388) used greatest stack depth: 23016 bytes left [ 64.432424][ T216] bond0: (slave eth1): link status definitely down, disabling slave [ 64.432659][ T216] bond0: now running without any active interface! [ 65.216309][ T39] br1: port 1(eth1) entered disabled state [ 65.509353][ T93] br0: port 1(eth0) entered blocking state [ 65.509363][ T93] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 65.509365][ T93] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 93, name: kworker/u19:1 [ 65.509367][ T93] preempt_count: 202, expected: 0 [ 65.509368][ T93] RCU nest depth: 0, expected: 0 [ 65.509369][ T93] INFO: lockdep is turned off. [ 65.509370][ T93] irq event stamp: 58552 [ 65.509371][ T93] hardirqs last enabled at (58551): [] _raw_spin_unlock_irq+0x28/0x50 [ 65.509380][ T93] hardirqs last disabled at (58552): [] __schedule+0x1246/0x20e0 [ 65.509383][ T93] softirqs last enabled at (55226): [] handle_softirqs+0x67c/0x900 [ 65.509388][ T93] softirqs last disabled at (54981): [] __irq_exit_rcu+0x145/0x1c0 [ 65.509390][ T93] Preemption disabled at: [ 65.509391][ T93] [<0000000000000000>] 0x0 [ 65.509398][ T93] CPU: 2 UID: 0 PID: 93 Comm: kworker/u19:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 65.509401][ T93] Tainted: [W]=WARN [ 65.509402][ T93] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.509404][ T93] Workqueue: events_unbound linkwatch_event [ 65.509410][ T93] Call Trace: [ 65.509412][ T93] [ 65.509413][ T93] dump_stack_lvl+0x6f/0xa0 [ 65.509418][ T93] __might_resched.cold+0x1fe/0x2c1 [ 65.509422][ T93] ? __asan_memcpy+0x3c/0x60 [ 65.509426][ T93] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 65.509428][ T93] ? record_print_text+0x2fc/0x3e0 [ 65.509432][ T93] ? rcu_is_watching+0x16/0xd0 [ 65.509435][ T93] __kmalloc_noprof+0x443/0x760 [ 65.509439][ T93] ? __rwlock_init+0x150/0x150 [ 65.509441][ T93] ? alloc_buf.isra.0+0x4b/0x260 [ 65.509445][ T93] ? do_raw_spin_unlock+0x59/0x250 [ 65.509446][ T93] alloc_buf.isra.0+0x4b/0x260 [ 65.509449][ T93] put_chars+0x1e1/0x2f0 [ 65.509451][ T93] ? __send_to_port+0x420/0x420 [ 65.509453][ T93] ? desc_read+0x219/0x2f0 [ 65.509456][ T93] hvc_console_print+0x292/0x780 [ 65.509460][ T93] ? hvc_write+0x3a0/0x3a0 [ 65.509462][ T93] ? rcu_is_watching+0x16/0xd0 [ 65.509464][ T93] ? rcu_is_watching+0x16/0xd0 [ 65.509465][ T93] ? lock_acquire+0x13c/0x160 [ 65.509468][ T93] console_emit_next_record+0x252/0x4f0 [ 65.509470][ T93] ? devkmsg_read+0x4e0/0x4e0 [ 65.509471][ T93] ? _prb_read_valid+0x6e0/0x6e0 [ 65.509473][ T93] ? __asan_memmove+0x3c/0x60 [ 65.509475][ T93] ? rcu_is_watching+0x16/0xd0 [ 65.509476][ T93] ? rcu_is_watching+0x16/0xd0 [ 65.509477][ T93] ? rcu_is_watching+0x16/0xd0 [ 65.509479][ T93] ? lock_acquire+0x13c/0x160 [ 65.509481][ T93] ? console_flush_one_record+0x111/0x710 [ 65.509482][ T93] console_flush_one_record+0x46f/0x710 [ 65.509484][ T93] ? console_emit_next_record+0x4f0/0x4f0 [ 65.509486][ T93] console_unlock+0xee/0x1f0 [ 65.509488][ T93] ? lock_acquire+0x13c/0x160 [ 65.509489][ T93] ? console_flush_one_record+0x710/0x710 [ 65.509491][ T93] ? rcu_is_watching+0x16/0xd0 [ 65.509492][ T93] ? lock_release+0x184/0x1f0 [ 65.509494][ T93] ? lock_acquire+0x60/0x160 [ 65.509495][ T93] ? sync_exp_reset_tree_hotplug+0x3a0/0x3f0 [ 65.509497][ T93] ? __down_trylock_console_sem+0x5e/0xa0 [ 65.509499][ T93] ? vprintk_emit+0x320/0x3e0 [ 65.509501][ T93] vprintk_emit+0x37c/0x3e0 [ 65.509503][ T93] ? wake_up_klogd_work_func+0x90/0x90 [ 65.509504][ T93] ? do_raw_read_unlock+0x70/0x70 [ 65.509506][ T93] ? rcu_is_watching+0x16/0xd0 [ 65.509507][ T93] _printk+0xc7/0x100 [ 65.509510][ T93] ? snapshot_read.cold+0x21/0x21 [ 65.509512][ T93] ? netif_get_link_ksettings+0x170/0x300 [ 65.509515][ T93] ? port_cost+0xaf/0x1c0 [ 65.509518][ T93] ? br_multicast_flood+0x960/0x960 [ 65.509521][ T93] br_set_state+0x22f/0x410 [ 65.509523][ T93] br_init_port+0xc4/0x200 [ 65.509525][ T93] br_stp_enable_port+0x12/0x50 [ 65.509527][ T93] br_port_carrier_check+0x220/0x430 [ 65.509530][ T93] br_device_event+0x538/0x930 [ 65.509532][ T93] ? fib6_ifdown+0x870/0x870 [ 65.509535][ T93] ? packet_sendmsg_spkt+0x1350/0x1350 [ 65.509537][ T93] ? addrconf_notify+0xc55/0xf30 [ 65.509539][ T93] notifier_call_chain+0xae/0x300 [ 65.509543][ T93] netif_state_change+0x139/0x3d0 [ 65.509546][ T93] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 65.509548][ T93] ? linkwatch_do_dev+0xae/0xd0 [ 65.509550][ T93] __linkwatch_run_queue+0x350/0x850 [ 65.509552][ T93] ? linkwatch_do_dev+0xd0/0xd0 [ 65.509554][ T93] ? debug_object_active_state+0x430/0x430 [ 65.509558][ T93] linkwatch_event+0x7f/0xb0 [ 65.509560][ T93] ? __linkwatch_run_queue+0x850/0x850 [ 65.509562][ T93] process_one_work+0xe3e/0x1560 [ 65.509566][ T93] ? __queue_delayed_work+0x470/0x470 [ 65.509567][ T93] ? find_held_lock+0x2b/0x80 [ 65.509569][ T93] ? __rwlock_init+0x150/0x150 [ 65.509571][ T93] worker_thread+0x4f1/0xd60 [ 65.509573][ T93] ? rescuer_thread+0x1340/0x1340 [ 65.509574][ T93] ? __kthread_parkme+0xbd/0x210 [ 65.509577][ T93] ? rescuer_thread+0x1340/0x1340 [ 65.509578][ T93] ? rescuer_thread+0x1340/0x1340 [ 65.509579][ T93] kthread+0x367/0x460 [ 65.509581][ T93] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 65.509584][ T93] ? kthread_affine_preferred+0x4c0/0x4c0 [ 65.509587][ T93] ret_from_fork+0x474/0x6b0 [ 65.509590][ T93] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 65.509592][ T93] ? __switch_to+0x5a3/0xe00 [ 65.509595][ T93] ? kthread_affine_preferred+0x4c0/0x4c0 [ 65.509597][ T93] ret_from_fork_asm+0x11/0x20 [ 65.509601][ T93] [ 65.526527][ T93] br0: port 1(eth0) entered forwarding state [ 65.536566][ T216] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 65.536815][ T216] bond0: active interface up! [ 65.550355][ T39] br0: port 2(eth2) entered blocking state [ 65.550523][ T39] br0: port 2(eth2) entered forwarding state [ 65.577323][ T216] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 65.577545][ T216] bond0: now running without any active interface! [ 68.764376][ T93] br1: port 1(eth1) entered blocking state [ 68.764390][ T93] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 68.764393][ T93] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 93, name: kworker/u19:1 [ 68.764394][ T93] preempt_count: 202, expected: 0 [ 68.764395][ T93] RCU nest depth: 0, expected: 0 [ 68.764396][ T93] INFO: lockdep is turned off. [ 68.764397][ T93] irq event stamp: 58552 [ 68.764398][ T93] hardirqs last enabled at (58551): [] _raw_spin_unlock_irq+0x28/0x50 [ 68.764407][ T93] hardirqs last disabled at (58552): [] __schedule+0x1246/0x20e0 [ 68.764410][ T93] softirqs last enabled at (55226): [] handle_softirqs+0x67c/0x900 [ 68.764414][ T93] softirqs last disabled at (54981): [] __irq_exit_rcu+0x145/0x1c0 [ 68.764417][ T93] Preemption disabled at: [ 68.764418][ T93] [<0000000000000000>] 0x0 [ 68.764424][ T93] CPU: 1 UID: 0 PID: 93 Comm: kworker/u19:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 68.764428][ T93] Tainted: [W]=WARN [ 68.764429][ T93] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.764430][ T93] Workqueue: events_unbound linkwatch_event [ 68.764437][ T93] Call Trace: [ 68.764438][ T93] [ 68.764440][ T93] dump_stack_lvl+0x6f/0xa0 [ 68.764445][ T93] __might_resched.cold+0x1fe/0x2c1 [ 68.764449][ T93] ? __asan_memcpy+0x3c/0x60 [ 68.764453][ T93] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 68.764455][ T93] ? record_print_text+0x2fc/0x3e0 [ 68.764459][ T93] ? rcu_is_watching+0x16/0xd0 [ 68.764462][ T93] __kmalloc_noprof+0x443/0x760 [ 68.764466][ T93] ? __rwlock_init+0x150/0x150 [ 68.764467][ T93] ? alloc_buf.isra.0+0x4b/0x260 [ 68.764472][ T93] ? do_raw_spin_unlock+0x59/0x250 [ 68.764473][ T93] alloc_buf.isra.0+0x4b/0x260 [ 68.764475][ T93] put_chars+0x1e1/0x2f0 [ 68.764478][ T93] ? __send_to_port+0x420/0x420 [ 68.764480][ T93] ? desc_read+0x219/0x2f0 [ 68.764483][ T93] hvc_console_print+0x292/0x780 [ 68.764487][ T93] ? hvc_write+0x3a0/0x3a0 [ 68.764489][ T93] ? rcu_is_watching+0x16/0xd0 [ 68.764490][ T93] ? rcu_is_watching+0x16/0xd0 [ 68.764492][ T93] ? lock_acquire+0x13c/0x160 [ 68.764495][ T93] console_emit_next_record+0x252/0x4f0 [ 68.764497][ T93] ? devkmsg_read+0x4e0/0x4e0 [ 68.764498][ T93] ? _prb_read_valid+0x6e0/0x6e0 [ 68.764500][ T93] ? __asan_memmove+0x3c/0x60 [ 68.764502][ T93] ? rcu_is_watching+0x16/0xd0 [ 68.764503][ T93] ? rcu_is_watching+0x16/0xd0 [ 68.764504][ T93] ? rcu_is_watching+0x16/0xd0 [ 68.764505][ T93] ? lock_acquire+0x13c/0x160 [ 68.764508][ T93] ? console_flush_one_record+0x111/0x710 [ 68.764509][ T93] console_flush_one_record+0x46f/0x710 [ 68.764511][ T93] ? console_emit_next_record+0x4f0/0x4f0 [ 68.764513][ T93] console_unlock+0xee/0x1f0 [ 68.764514][ T93] ? lock_acquire+0x13c/0x160 [ 68.764516][ T93] ? console_flush_one_record+0x710/0x710 [ 68.764517][ T93] ? rcu_is_watching+0x16/0xd0 [ 68.764519][ T93] ? lock_release+0x184/0x1f0 [ 68.764520][ T93] ? lock_acquire+0x60/0x160 [ 68.764522][ T93] ? sync_exp_reset_tree_hotplug+0x3a0/0x3f0 [ 68.764524][ T93] ? __down_trylock_console_sem+0x5e/0xa0 [ 68.764526][ T93] ? vprintk_emit+0x320/0x3e0 [ 68.764528][ T93] vprintk_emit+0x37c/0x3e0 [ 68.764529][ T93] ? wake_up_klogd_work_func+0x90/0x90 [ 68.764531][ T93] ? do_raw_read_unlock+0x70/0x70 [ 68.764532][ T93] ? rcu_is_watching+0x16/0xd0 [ 68.764534][ T93] _printk+0xc7/0x100 [ 68.764537][ T93] ? snapshot_read.cold+0x21/0x21 [ 68.764539][ T93] ? netif_get_link_ksettings+0x170/0x300 [ 68.764542][ T93] ? port_cost+0xaf/0x1c0 [ 68.764545][ T93] ? br_multicast_flood+0x960/0x960 [ 68.764548][ T93] br_set_state+0x22f/0x410 [ 68.764550][ T93] br_init_port+0xc4/0x200 [ 68.764552][ T93] br_stp_enable_port+0x12/0x50 [ 68.764554][ T93] br_port_carrier_check+0x220/0x430 [ 68.764557][ T93] br_device_event+0x538/0x930 [ 68.764559][ T93] ? fib6_ifdown+0x870/0x870 [ 68.764562][ T93] ? packet_sendmsg_spkt+0x1350/0x1350 [ 68.764564][ T93] ? addrconf_notify+0xc55/0xf30 [ 68.764566][ T93] notifier_call_chain+0xae/0x300 [ 68.764570][ T93] netif_state_change+0x139/0x3d0 [ 68.764573][ T93] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 68.764575][ T93] ? linkwatch_do_dev+0xae/0xd0 [ 68.764577][ T93] __linkwatch_run_queue+0x350/0x850 [ 68.764579][ T93] ? linkwatch_do_dev+0xd0/0xd0 [ 68.764581][ T93] ? debug_object_active_state+0x430/0x430 [ 68.764585][ T93] linkwatch_event+0x7f/0xb0 [ 68.764587][ T93] ? __linkwatch_run_queue+0x850/0x850 [ 68.764589][ T93] process_one_work+0xe3e/0x1560 [ 68.764593][ T93] ? __queue_delayed_work+0x470/0x470 [ 68.764594][ T93] ? find_held_lock+0x2b/0x80 [ 68.764596][ T93] ? __rwlock_init+0x150/0x150 [ 68.764598][ T93] worker_thread+0x4f1/0xd60 [ 68.764600][ T93] ? rescuer_thread+0x1340/0x1340 [ 68.764601][ T93] ? __kthread_parkme+0xbd/0x210 [ 68.764604][ T93] ? rescuer_thread+0x1340/0x1340 [ 68.764605][ T93] ? rescuer_thread+0x1340/0x1340 [ 68.764606][ T93] kthread+0x367/0x460 [ 68.764608][ T93] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 68.764611][ T93] ? kthread_affine_preferred+0x4c0/0x4c0 [ 68.764614][ T93] ret_from_fork+0x474/0x6b0 [ 68.764617][ T93] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 68.764619][ T93] ? __switch_to+0x5a3/0xe00 [ 68.764622][ T93] ? kthread_affine_preferred+0x4c0/0x4c0 [ 68.764624][ T93] ret_from_fork_asm+0x11/0x20 [ 68.764628][ T93] [ 68.778291][ T93] br1: port 1(eth1) entered forwarding state [ 68.807552][ T46] br1: port 2(eth3) entered blocking state [ 68.807776][ T46] br1: port 2(eth3) entered forwarding state [ 68.809331][ T216] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 68.864330][ T216] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 113.026050][ T216] bond0 (unregistering): (slave eth0): Releasing backup interface [ 113.026065][ T216] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 113.026067][ T216] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 216, name: kworker/u16:2 [ 113.026069][ T216] preempt_count: 1, expected: 0 [ 113.026070][ T216] RCU nest depth: 0, expected: 0 [ 113.026071][ T216] INFO: lockdep is turned off. [ 113.026072][ T216] irq event stamp: 45624 [ 113.026073][ T216] hardirqs last enabled at (45623): [] _raw_spin_unlock_irq+0x28/0x50 [ 113.026081][ T216] hardirqs last disabled at (45624): [] __schedule+0x1246/0x20e0 [ 113.026084][ T216] softirqs last enabled at (45610): [] bond_3ad_state_machine_handler+0xd60/0x1f00 [ 113.026088][ T216] softirqs last disabled at (45608): [] bond_3ad_state_machine_handler+0xd2/0x1f00 [ 113.026090][ T216] Preemption disabled at: [ 113.026091][ T216] [] vprintk_emit+0x31b/0x3e0 [ 113.026099][ T216] CPU: 3 UID: 0 PID: 216 Comm: kworker/u16:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 113.026103][ T216] Tainted: [W]=WARN [ 113.026104][ T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 113.026105][ T216] Workqueue: netns cleanup_net [ 113.026111][ T216] Call Trace: [ 113.026112][ T216] [ 113.026114][ T216] dump_stack_lvl+0x6f/0xa0 [ 113.026119][ T216] ? vprintk_emit+0x31b/0x3e0 [ 113.026126][ T216] __might_resched.cold+0x1fe/0x2c1 [ 113.026129][ T216] ? __asan_memcpy+0x3c/0x60 [ 113.026133][ T216] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 113.026135][ T216] ? record_print_text+0x2fc/0x3e0 [ 113.026138][ T216] ? rcu_is_watching+0x16/0xd0 [ 113.026141][ T216] __kmalloc_noprof+0x443/0x760 [ 113.026144][ T216] ? __rwlock_init+0x150/0x150 [ 113.026146][ T216] ? alloc_buf.isra.0+0x4b/0x260 [ 113.026150][ T216] ? do_raw_spin_unlock+0x59/0x250 [ 113.026151][ T216] alloc_buf.isra.0+0x4b/0x260 [ 113.026154][ T216] put_chars+0x1e1/0x2f0 [ 113.026157][ T216] ? __send_to_port+0x420/0x420 [ 113.026159][ T216] ? desc_read+0x219/0x2f0 [ 113.026162][ T216] hvc_console_print+0x292/0x780 [ 113.026166][ T216] ? hvc_write+0x3a0/0x3a0 [ 113.026168][ T216] ? rcu_is_watching+0x16/0xd0 [ 113.026169][ T216] ? rcu_is_watching+0x16/0xd0 [ 113.026170][ T216] ? lock_acquire+0x13c/0x160 [ 113.026173][ T216] console_emit_next_record+0x252/0x4f0 [ 113.026175][ T216] ? devkmsg_read+0x4e0/0x4e0 [ 113.026177][ T216] ? _prb_read_valid+0x6e0/0x6e0 [ 113.026179][ T216] ? __asan_memmove+0x3c/0x60 [ 113.026180][ T216] ? rcu_is_watching+0x16/0xd0 [ 113.026181][ T216] ? rcu_is_watching+0x16/0xd0 [ 113.026182][ T216] ? rcu_is_watching+0x16/0xd0 [ 113.026184][ T216] ? lock_acquire+0x13c/0x160 [ 113.026186][ T216] ? console_flush_one_record+0x111/0x710 [ 113.026187][ T216] console_flush_one_record+0x46f/0x710 [ 113.026189][ T216] ? console_emit_next_record+0x4f0/0x4f0 [ 113.026191][ T216] console_unlock+0xee/0x1f0 [ 113.026193][ T216] ? lock_acquire+0x13c/0x160 [ 113.026194][ T216] ? console_flush_one_record+0x710/0x710 [ 113.026196][ T216] ? rcu_is_watching+0x16/0xd0 [ 113.026197][ T216] ? lock_release+0x184/0x1f0 [ 113.026198][ T216] ? lock_acquire+0x60/0x160 [ 113.026200][ T216] ? sync_exp_reset_tree_hotplug+0x3a0/0x3f0 [ 113.026202][ T216] ? __down_trylock_console_sem+0x5e/0xa0 [ 113.026204][ T216] ? vprintk_emit+0x320/0x3e0 [ 113.026206][ T216] vprintk_emit+0x37c/0x3e0 [ 113.026207][ T216] ? wake_up_klogd_work_func+0x90/0x90 [ 113.026209][ T216] ? do_raw_spin_lock+0x131/0x280 [ 113.026210][ T216] ? __rwlock_init+0x150/0x150 [ 113.026212][ T216] _printk+0xc7/0x100 [ 113.026215][ T216] ? snapshot_read.cold+0x21/0x21 [ 113.026216][ T216] ? rcu_is_watching+0x16/0xd0 [ 113.026218][ T216] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 113.026221][ T216] ? do_raw_spin_unlock+0x59/0x250 [ 113.026222][ T216] ? trace_hardirqs_on+0x36/0x40 [ 113.026224][ T216] ? netdev_name+0x43/0x60 [ 113.026226][ T216] ? __netdev_printk+0x17f/0x1d0 [ 113.026228][ T216] netdev_info+0xe2/0x116 [ 113.026230][ T216] ? netdev_notice+0x120/0x120 [ 113.026232][ T216] ? __netdev_upper_dev_unlink+0x1e0/0x1e0 [ 113.026235][ T216] ? trace_irq_enable.constprop.0+0x30/0x160 [ 113.026236][ T216] __bond_release_one.cold+0x80/0xa60 [ 113.026240][ T216] ? lock_acquire+0x13c/0x160 [ 113.026242][ T216] ? rcu_is_watching+0x16/0xd0 [ 113.026244][ T216] ? bond_enslave+0x5100/0x5100 [ 113.026245][ T216] ? ipvlan_port_create+0x541/0x5a0 [ 113.026250][ T216] ? ipvlan_port_get+0xeb/0x3b0 [ 113.026251][ T216] ? ipvlan_port_create+0x5a0/0x5a0 [ 113.026253][ T216] ? rcu_is_watching+0x16/0xd0 [ 113.026255][ T216] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 113.026257][ T216] ? packet_sendmsg_spkt+0x1350/0x1350 [ 113.026261][ T216] bond_uninit+0x119/0x190 [ 113.026262][ T216] ? ip6_route_dev_notify+0x3d/0x380 [ 113.026265][ T216] ? bond_siocdevprivate+0x170/0x170 [ 113.026267][ T216] unregister_netdevice_many_notify+0xee7/0x1b40 [ 113.026270][ T216] ? unregister_netdevice_queued+0x80/0x80 [ 113.026272][ T216] ? trace_hardirqs_on+0x36/0x40 [ 113.026274][ T216] ? rtnl_is_locked+0x15/0x20 [ 113.026276][ T216] ? nexthop_net_exit_rtnl+0x1f/0x270 [ 113.026279][ T216] ops_undo_list+0x615/0x8f0 [ 113.026281][ T216] ? rtnl_net_dumpid_one+0x2d0/0x2d0 [ 113.026283][ T216] ? idr_destroy+0x121/0x250 [ 113.026286][ T216] cleanup_net+0x431/0x890 [ 113.026287][ T216] ? net_passive_dec+0x230/0x230 [ 113.026289][ T216] ? lock_acquire+0x13c/0x160 [ 113.026291][ T216] ? rcu_is_watching+0x16/0xd0 [ 113.026293][ T216] process_one_work+0xe3e/0x1560 [ 113.026296][ T216] ? __queue_delayed_work+0x470/0x470 [ 113.026298][ T216] ? __rwlock_init+0x150/0x150 [ 113.026300][ T216] worker_thread+0x4f1/0xd60 [ 113.026302][ T216] ? rescuer_thread+0x1340/0x1340 [ 113.026303][ T216] ? __kthread_parkme+0xbd/0x210 [ 113.026306][ T216] ? rescuer_thread+0x1340/0x1340 [ 113.026307][ T216] ? rescuer_thread+0x1340/0x1340 [ 113.026308][ T216] kthread+0x367/0x460 [ 113.026310][ T216] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 113.026312][ T216] ? kthread_affine_preferred+0x4c0/0x4c0 [ 113.026314][ T216] ret_from_fork+0x474/0x6b0 [ 113.026317][ T216] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 113.026319][ T216] ? __switch_to+0x5a3/0xe00 [ 113.026322][ T216] ? kthread_affine_preferred+0x4c0/0x4c0 [ 113.026324][ T216] ret_from_fork_asm+0x11/0x20 [ 113.026328][ T216] [ 113.052774][ T216] bond0 (unregistering): (slave eth1): Removing an active aggregator [ 113.053189][ T216] bond0 (unregistering): (slave eth1): Releasing backup interface [ 113.065033][ T216] bond0 (unregistering): Released all slaves [ 113.066620][ T39] br0: port 2(eth2) entered disabled state [ 113.067146][ T39] br1: port 2(eth3) entered disabled state [ 113.074420][ T216] br1: port 2(eth3) entered disabled state [ 113.074877][ T216] br0: port 2(eth2) entered disabled state [ 113.077296][ T216] eth3 (unregistering): left allmulticast mode [ 113.077534][ T216] eth3 (unregistering): left promiscuous mode [ 113.077703][ T216] br1: port 2(eth3) entered disabled state [ 113.079655][ T216] eth2 (unregistering): left allmulticast mode [ 113.079898][ T216] eth2 (unregistering): left promiscuous mode [ 113.080070][ T216] br0: port 2(eth2) entered disabled state [ 113.118938][ T216] bond0 (unregistering): (slave eth0): Releasing backup interface [ 113.126688][ T216] bond0 (unregistering): (slave eth1): Removing an active aggregator [ 113.127031][ T216] bond0 (unregistering): (slave eth1): Releasing backup interface [ 113.132565][ T216] bond0 (unregistering): Released all slaves [ 113.147735][ T216] br1: port 1(eth1) entered disabled state [ 113.149181][ T216] br0: port 1(eth0) entered disabled state [ 113.150855][ T216] eth1 (unregistering): left allmulticast mode [ 113.151025][ T216] eth1 (unregistering): left promiscuous mode [ 113.151190][ T216] br1: port 1(eth1) entered disabled state [ 113.153830][ T216] eth0 (unregistering): left allmulticast mode [ 113.154060][ T216] eth0 (unregistering): left promiscuous mode [ 113.154302][ T216] br0: port 1(eth0) entered disabled state