[ 52.786639][ T786] br1: port 1(veth1) entered blocking state [ 52.787235][ T786] br1: port 1(veth1) entered disabled state [ 52.787544][ T786] veth1: entered allmulticast mode [ 52.791383][ T786] veth1: entered promiscuous mode [ 52.823155][ T61] br1: port 1(veth1) entered blocking state [ 52.823455][ T61] br1: port 1(veth1) entered forwarding state [ 52.850818][ T789] br1: port 2(veth2) entered blocking state [ 52.851469][ T789] br1: port 2(veth2) entered disabled state [ 52.851716][ T789] veth2: entered allmulticast mode [ 52.853285][ T789] veth2: entered promiscuous mode [ 52.884695][ T46] br1: port 2(veth2) entered blocking state [ 52.885055][ T46] br1: port 2(veth2) entered forwarding state [ 57.703911][ C0] [ 57.704072][ C0] ======================================================== [ 57.704242][ C0] WARNING: possible irq lock inversion dependency detected [ 57.704398][ C0] 7.1.0-rc5-virtme #1 Not tainted [ 57.704514][ C0] -------------------------------------------------------- [ 57.704670][ C0] swapper/0/0 just changed the state of lock: [ 57.704795][ C0] ff11000004cced78 (&ndev->lock){++-.}-{3:3}, at: addrconf_rs_timer+0xb0/0x770 [ 57.704981][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 57.705139][ C0] (acaddr_hash_lock){+.+.}-{3:3} [ 57.705142][ C0] [ 57.705142][ C0] [ 57.705142][ C0] and interrupts could create inverse lock ordering between them. [ 57.705142][ C0] [ 57.705513][ C0] [ 57.705513][ C0] other info that might help us debug this: [ 57.705660][ C0] Possible interrupt unsafe locking scenario: [ 57.705660][ C0] [ 57.705812][ C0] CPU0 CPU1 [ 57.705919][ C0] ---- ---- [ 57.706022][ C0] lock(acaddr_hash_lock); [ 57.706136][ C0] local_irq_disable(); [ 57.706264][ C0] lock(&ndev->lock); [ 57.706396][ C0] lock(acaddr_hash_lock); [ 57.706528][ C0] [ 57.706603][ C0] lock(&ndev->lock); [ 57.706680][ C0] [ 57.706680][ C0] *** DEADLOCK *** [ 57.706680][ C0] [ 57.706828][ C0] 1 lock held by swapper/0/0: [ 57.706936][ C0] #0: ffa0000000007c90 ((&ndev->rs_timer)){+.-.}-{0:0}, at: call_timer_fn+0x113/0x4f0 [ 57.707120][ C0] [ 57.707120][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 57.707297][ C0] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 57.707405][ C0] HARDIRQ-ON-W at: [ 57.707485][ C0] __lock_acquire+0x378/0xc10 [ 57.707615][ C0] lock_acquire.part.0+0xbc/0x260 [ 57.707749][ C0] _raw_spin_lock+0x33/0x40 [ 57.707880][ C0] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 57.708032][ C0] __ipv6_dev_ac_inc+0x57e/0x930 [ 57.708166][ C0] addrconf_join_anycast+0x1bc/0x260 [ 57.708296][ C0] __ipv6_ifa_notify+0x75b/0xad0 [ 57.708420][ C0] addrconf_dad_completed+0x14b/0xe10 [ 57.708576][ C0] addrconf_dad_begin+0x2e1/0x540 [ 57.708701][ C0] addrconf_dad_work+0x170/0x930 [ 57.708827][ C0] process_one_work+0xdf8/0x1410 [ 57.708954][ C0] worker_thread+0x4f1/0xd60 [ 57.709077][ C0] kthread+0x367/0x460 [ 57.709200][ C0] ret_from_fork+0x474/0x6b0 [ 57.709326][ C0] ret_from_fork_asm+0x11/0x20 [ 57.709457][ C0] SOFTIRQ-ON-W at: [ 57.709532][ C0] __lock_acquire+0x378/0xc10 [ 57.709656][ C0] lock_acquire.part.0+0xbc/0x260 [ 57.709780][ C0] _raw_spin_lock+0x33/0x40 [ 57.709911][ C0] __ipv6_dev_ac_dec+0x236/0x5d0 [ 57.710036][ C0] addrconf_leave_anycast+0x1bc/0x260 [ 57.710186][ C0] __ipv6_ifa_notify+0x6b4/0xad0 [ 57.710316][ C0] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 57.710469][ C0] addrconf_notify+0x339/0xf30 [ 57.710595][ C0] notifier_call_chain+0xb0/0x320 [ 57.710720][ C0] __netdev_upper_dev_link+0x3a5/0x590 [ 57.710872][ C0] netdev_master_upper_dev_link+0x86/0xb0 [ 57.711025][ C0] vrf_add_slave+0xdd/0x210 [vrf] [ 57.711154][ C0] do_set_master+0x357/0x580 [ 57.711284][ C0] do_setlink.isra.0+0xa31/0x2750 [ 57.711409][ C0] rtnl_newlink+0x8d1/0xef0 [ 57.711537][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 57.711661][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 57.711787][ C0] netlink_unicast+0x486/0x750 [ 57.711911][ C0] netlink_sendmsg+0x735/0xc60 [ 57.712035][ C0] ____sys_sendmsg+0x419/0x850 [ 57.712159][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 57.712284][ C0] __sys_sendmsg+0x145/0x1f0 [ 57.712409][ C0] do_syscall_64+0x117/0x590 [ 57.712537][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 57.712686][ C0] INITIAL USE at: [ 57.712761][ C0] __lock_acquire+0x378/0xc10 [ 57.712890][ C0] lock_acquire.part.0+0xbc/0x260 [ 57.713014][ C0] _raw_spin_lock+0x33/0x40 [ 57.713139][ C0] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 57.713289][ C0] __ipv6_dev_ac_inc+0x57e/0x930 [ 57.713415][ C0] addrconf_join_anycast+0x1bc/0x260 [ 57.713543][ C0] __ipv6_ifa_notify+0x75b/0xad0 [ 57.713667][ C0] addrconf_dad_completed+0x14b/0xe10 [ 57.713796][ C0] addrconf_dad_begin+0x2e1/0x540 [ 57.713921][ C0] addrconf_dad_work+0x170/0x930 [ 57.714046][ C0] process_one_work+0xdf8/0x1410 [ 57.714171][ C0] worker_thread+0x4f1/0xd60 [ 57.714296][ C0] kthread+0x367/0x460 [ 57.714421][ C0] ret_from_fork+0x474/0x6b0 [ 57.714550][ C0] ret_from_fork_asm+0x11/0x20 [ 57.714673][ C0] } [ 57.714725][ C0] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 57.714875][ C0] ... acquired at: [ 57.714954][ C0] __lock_acquire+0x508/0xc10 [ 57.715064][ C0] lock_acquire.part.0+0xbc/0x260 [ 57.715161][ C0] _raw_spin_lock+0x33/0x40 [ 57.715265][ C0] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 57.715388][ C0] __ipv6_dev_ac_inc+0x57e/0x930 [ 57.715488][ C0] addrconf_join_anycast+0x1bc/0x260 [ 57.715586][ C0] __ipv6_ifa_notify+0x75b/0xad0 [ 57.715689][ C0] addrconf_dad_completed+0x14b/0xe10 [ 57.715790][ C0] addrconf_dad_begin+0x2e1/0x540 [ 57.715889][ C0] addrconf_dad_work+0x170/0x930 [ 57.715988][ C0] process_one_work+0xdf8/0x1410 [ 57.716087][ C0] worker_thread+0x4f1/0xd60 [ 57.716186][ C0] kthread+0x367/0x460 [ 57.716261][ C0] ret_from_fork+0x474/0x6b0 [ 57.716359][ C0] ret_from_fork_asm+0x11/0x20 [ 57.716465][ C0] [ 57.716517][ C0] -> (&ndev->lock){++-.}-{3:3} { [ 57.716619][ C0] HARDIRQ-ON-W at: [ 57.716701][ C0] __lock_acquire+0x378/0xc10 [ 57.716854][ C0] lock_acquire.part.0+0xbc/0x260 [ 57.716985][ C0] _raw_write_lock_bh+0x38/0x50 [ 57.717110][ C0] addrconf_permanent_addr+0x108/0x9c0 [ 57.717237][ C0] addrconf_notify+0x151/0xf30 [ 57.717363][ C0] notifier_call_chain+0xb0/0x320 [ 57.717499][ C0] __dev_notify_flags+0xde/0x280 [ 57.717654][ C0] netif_change_flags+0xfe/0x190 [ 57.717797][ C0] do_setlink.isra.0+0x1cc3/0x2750 [ 57.717945][ C0] rtnl_newlink+0x8d1/0xef0 [ 57.718104][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 57.718255][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 57.718386][ C0] netlink_unicast+0x486/0x750 [ 57.718547][ C0] netlink_sendmsg+0x735/0xc60 [ 57.718702][ C0] ____sys_sendmsg+0x419/0x850 [ 57.718872][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 57.719017][ C0] __sys_sendmsg+0x145/0x1f0 [ 57.719161][ C0] do_syscall_64+0x117/0x590 [ 57.719312][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 57.719473][ C0] HARDIRQ-ON-R at: [ 57.719551][ C0] __lock_acquire+0x378/0xc10 [ 57.719683][ C0] lock_acquire.part.0+0xbc/0x260 [ 57.719804][ C0] _raw_read_lock_bh+0x44/0x80 [ 57.719958][ C0] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 57.720113][ C0] inet6_fill_link_af+0x5c/0xe0 [ 57.720270][ C0] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 57.720455][ C0] rtnl_getlink+0x9c9/0xeb0 [ 57.720611][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 57.720739][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 57.720869][ C0] netlink_unicast+0x486/0x750 [ 57.720993][ C0] netlink_sendmsg+0x735/0xc60 [ 57.721119][ C0] ____sys_sendmsg+0x419/0x850 [ 57.721278][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 57.721406][ C0] __sys_sendmsg+0x145/0x1f0 [ 57.721539][ C0] do_syscall_64+0x117/0x590 [ 57.721668][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 57.721816][ C0] IN-SOFTIRQ-W at: [ 57.721892][ C0] __lock_acquire+0x378/0xc10 [ 57.722015][ C0] lock_acquire.part.0+0xbc/0x260 [ 57.722140][ C0] _raw_write_lock+0x33/0x40 [ 57.722265][ C0] addrconf_rs_timer+0xb0/0x770 [ 57.722396][ C0] call_timer_fn+0x163/0x4f0 [ 57.722530][ C0] __run_timers+0x68f/0xab0 [ 57.722656][ C0] run_timer_softirq+0xf0/0x160 [ 57.722786][ C0] handle_softirqs+0x1d8/0x940 [ 57.722914][ C0] __irq_exit_rcu+0x103/0x1c0 [ 57.723038][ C0] irq_exit_rcu+0xe/0x30 [ 57.723165][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 57.723349][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 57.723508][ C0] pv_native_safe_halt+0xf/0x10 [ 57.723635][ C0] default_idle+0x9/0x10 [ 57.723760][ C0] default_idle_call+0x6e/0xb0 [ 57.723884][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 57.724033][ C0] do_idle+0xf5/0x160 [ 57.724132][ C0] cpu_startup_entry+0x53/0x70 [ 57.724255][ C0] rest_init+0x1f7/0x200 [ 57.724386][ C0] start_kernel+0x3ad/0x3b0 [ 57.724515][ C0] x86_64_start_reservations+0x24/0x30 [ 57.724640][ C0] x86_64_start_kernel+0x12b/0x130 [ 57.724764][ C0] common_startup_64+0x13e/0x148 [ 57.724889][ C0] INITIAL USE at: [ 57.724965][ C0] __lock_acquire+0x378/0xc10 [ 57.725089][ C0] lock_acquire.part.0+0xbc/0x260 [ 57.725213][ C0] _raw_write_lock_bh+0x38/0x50 [ 57.725338][ C0] addrconf_permanent_addr+0x108/0x9c0 [ 57.725467][ C0] addrconf_notify+0x151/0xf30 [ 57.725591][ C0] notifier_call_chain+0xb0/0x320 [ 57.725718][ C0] __dev_notify_flags+0xde/0x280 [ 57.725841][ C0] netif_change_flags+0xfe/0x190 [ 57.725965][ C0] do_setlink.isra.0+0x1cc3/0x2750 [ 57.726089][ C0] rtnl_newlink+0x8d1/0xef0 [ 57.726216][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 57.726341][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 57.726467][ C0] netlink_unicast+0x486/0x750 [ 57.726590][ C0] netlink_sendmsg+0x735/0xc60 [ 57.726713][ C0] ____sys_sendmsg+0x419/0x850 [ 57.726840][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 57.726964][ C0] __sys_sendmsg+0x145/0x1f0 [ 57.727088][ C0] do_syscall_64+0x117/0x590 [ 57.727274][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 57.727425][ C0] INITIAL READ USE at: [ 57.727504][ C0] __lock_acquire+0x378/0xc10 [ 57.727685][ C0] lock_acquire.part.0+0xbc/0x260 [ 57.727806][ C0] _raw_read_lock_bh+0x44/0x80 [ 57.727935][ C0] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 57.728143][ C0] inet6_fill_link_af+0x5c/0xe0 [ 57.728268][ C0] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 57.728413][ C0] rtnl_getlink+0x9c9/0xeb0 [ 57.728599][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 57.728722][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 57.728846][ C0] netlink_unicast+0x486/0x750 [ 57.729028][ C0] netlink_sendmsg+0x735/0xc60 [ 57.729151][ C0] ____sys_sendmsg+0x419/0x850 [ 57.729277][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 57.729469][ C0] __sys_sendmsg+0x145/0x1f0 [ 57.729592][ C0] do_syscall_64+0x117/0x590 [ 57.729715][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 57.729868][ C0] } [ 57.729919][ C0] ... key at: [] __key.37+0x0/0x40 [ 57.730076][ C0] ... acquired at: [ 57.730150][ C0] mark_lock+0x1d7/0xa00 [ 57.730249][ C0] mark_usage+0x42/0x170 [ 57.730408][ C0] __lock_acquire+0x378/0xc10 [ 57.730523][ C0] lock_acquire.part.0+0xbc/0x260 [ 57.730621][ C0] _raw_write_lock+0x33/0x40 [ 57.730719][ C0] addrconf_rs_timer+0xb0/0x770 [ 57.730877][ C0] call_timer_fn+0x163/0x4f0 [ 57.730977][ C0] __run_timers+0x68f/0xab0 [ 57.731080][ C0] run_timer_softirq+0xf0/0x160 [ 57.731179][ C0] handle_softirqs+0x1d8/0x940 [ 57.731337][ C0] __irq_exit_rcu+0x103/0x1c0 [ 57.731442][ C0] irq_exit_rcu+0xe/0x30 [ 57.731541][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 57.731727][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 57.731851][ C0] pv_native_safe_halt+0xf/0x10 [ 57.731953][ C0] default_idle+0x9/0x10 [ 57.732052][ C0] default_idle_call+0x6e/0xb0 [ 57.732209][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 57.732338][ C0] do_idle+0xf5/0x160 [ 57.732414][ C0] cpu_startup_entry+0x53/0x70 [ 57.732518][ C0] rest_init+0x1f7/0x200 [ 57.732680][ C0] start_kernel+0x3ad/0x3b0 [ 57.732780][ C0] x86_64_start_reservations+0x24/0x30 [ 57.732881][ C0] x86_64_start_kernel+0x12b/0x130 [ 57.732985][ C0] common_startup_64+0x13e/0x148 [ 57.733149][ C0] [ 57.733199][ C0] [ 57.733199][ C0] stack backtrace: [ 57.733324][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 57.733327][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.733329][ C0] Call Trace: [ 57.733330][ C0] [ 57.733332][ C0] dump_stack_lvl+0x6f/0xa0 [ 57.733336][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 57.733340][ C0] mark_lock_irq+0x989/0x9c0 [ 57.733343][ C0] mark_lock+0x1d7/0xa00 [ 57.733345][ C0] mark_usage+0x42/0x170 [ 57.733346][ C0] __lock_acquire+0x378/0xc10 [ 57.733348][ C0] ? add_chain_cache+0x12d/0x570 [ 57.733350][ C0] lock_acquire.part.0+0xbc/0x260 [ 57.733351][ C0] ? addrconf_rs_timer+0xb0/0x770 [ 57.733354][ C0] ? rcu_is_watching+0x15/0xd0 [ 57.733357][ C0] ? lock_acquire+0x134/0x160 [ 57.733358][ C0] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 57.733360][ C0] _raw_write_lock+0x33/0x40 [ 57.733362][ C0] ? addrconf_rs_timer+0xb0/0x770 [ 57.733364][ C0] addrconf_rs_timer+0xb0/0x770 [ 57.733366][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 57.733368][ C0] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 57.733370][ C0] ? lock_acquire+0x134/0x160 [ 57.733371][ C0] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 57.733373][ C0] call_timer_fn+0x163/0x4f0 [ 57.733375][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 57.733377][ C0] ? debug_object_active_state+0x430/0x430 [ 57.733380][ C0] ? find_held_lock+0x2b/0x80 [ 57.733383][ C0] ? __lock_release.isra.0+0x6b/0x1a0 [ 57.733385][ C0] ? rcu_is_watching+0x15/0xd0 [ 57.733387][ C0] __run_timers+0x68f/0xab0 [ 57.733388][ C0] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 57.733391][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 57.733393][ C0] ? __lock_acquire+0x508/0xc10 [ 57.733395][ C0] ? __rwlock_init+0x150/0x150 [ 57.733398][ C0] run_timer_softirq+0xf0/0x160 [ 57.733400][ C0] ? __run_timers+0xab0/0xab0 [ 57.733401][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 57.733405][ C0] ? rcu_is_watching+0x15/0xd0 [ 57.733406][ C0] handle_softirqs+0x1d8/0x940 [ 57.733408][ C0] ? find_held_lock+0x2b/0x80 [ 57.733410][ C0] ? __lock_release.isra.0+0x6b/0x1a0 [ 57.733411][ C0] ? _local_bh_enable+0xd0/0xd0 [ 57.733414][ C0] __irq_exit_rcu+0x103/0x1c0 [ 57.733415][ C0] irq_exit_rcu+0xe/0x30 [ 57.733417][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 57.733418][ C0] [ 57.733419][ C0] [ 57.733420][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 57.733422][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 57.733425][ C0] Code: 48 8b 3d 44 93 00 02 e8 1f 00 00 00 48 2b 05 c8 31 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 b4 22 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 57.733427][ C0] RSP: 0018:ffffffffb0407e00 EFLAGS: 00000282 [ 57.733429][ C0] RAX: 0000000000170adf RBX: ffffffffb041c740 RCX: ffffffffad4d9667 [ 57.733434][ C0] RDX: ffffffffb041c740 RSI: ffffffffb0202230 RDI: ffffffffafc6f6c0 [ 57.733436][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 57.733436][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6080fc3 [ 57.733437][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 57.733439][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 57.733441][ C0] default_idle+0x9/0x10 [ 57.733443][ C0] default_idle_call+0x6e/0xb0 [ 57.733445][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 57.733447][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 57.733448][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 57.733451][ C0] ? rcu_is_watching+0x15/0xd0 [ 57.733453][ C0] do_idle+0xf5/0x160 [ 57.733454][ C0] cpu_startup_entry+0x53/0x70 [ 57.733456][ C0] rest_init+0x1f7/0x200 [ 57.733458][ C0] start_kernel+0x3ad/0x3b0 [ 57.733460][ C0] x86_64_start_reservations+0x24/0x30 [ 57.733462][ C0] x86_64_start_kernel+0x12b/0x130 [ 57.733464][ C0] common_startup_64+0x13e/0x148 [ 57.733467][ C0] [ 60.339493][ T842] GACT probability NOT on [ 63.520875][ T995] br1: port 2(veth2) entered disabled state [ 63.541182][ T996] veth2: left allmulticast mode [ 63.541296][ T996] veth2: left promiscuous mode [ 63.541453][ T996] br1: port 2(veth2) entered disabled state [ 63.555227][ T997] br1: port 1(veth1) entered disabled state [ 63.567858][ T998] veth1: left allmulticast mode [ 63.567999][ T998] veth1: left promiscuous mode [ 63.568202][ T998] br1: port 1(veth1) entered disabled state