[ 23.923833][ T236] ip (236) used greatest stack depth: 23200 bytes left [ 26.508620][ T274] 8021q: 802.1Q VLAN Support v1.8 [ 29.649311][ T303] br1: port 1(veth1) entered blocking state [ 29.650058][ T303] br1: port 1(veth1) entered disabled state [ 29.650425][ T303] veth1: entered allmulticast mode [ 29.653245][ T303] veth1: entered promiscuous mode [ 29.772780][ T50] br1: port 1(veth1) entered blocking state [ 29.773185][ T50] br1: port 1(veth1) entered forwarding state [ 38.499328][ C3] [ 38.499598][ C3] ======================================================== [ 38.500026][ C3] WARNING: possible irq lock inversion dependency detected [ 38.500436][ C3] 6.9.0-rc1-virtme #1 Not tainted [ 38.500723][ C3] -------------------------------------------------------- [ 38.501133][ C3] ping6/335 just changed the state of lock: [ 38.501474][ C3] ffff888005092580 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 38.501990][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 38.502398][ C3] (&p->alloc_lock){+.+.}-{2:2} [ 38.502406][ C3] [ 38.502406][ C3] [ 38.502406][ C3] and interrupts could create inverse lock ordering between them. [ 38.502406][ C3] [ 38.503418][ C3] [ 38.503418][ C3] other info that might help us debug this: [ 38.503829][ C3] Possible interrupt unsafe locking scenario: [ 38.503829][ C3] [ 38.504249][ C3] CPU0 CPU1 [ 38.504531][ C3] ---- ---- [ 38.504795][ C3] lock(&p->alloc_lock); [ 38.505000][ C3] local_irq_disable(); [ 38.505351][ C3] lock(&ndev->lock); [ 38.505687][ C3] lock(&p->alloc_lock); [ 38.506029][ C3] [ 38.506250][ C3] lock(&ndev->lock); [ 38.506455][ C3] [ 38.506455][ C3] *** DEADLOCK *** [ 38.506455][ C3] [ 38.506853][ C3] 6 locks held by ping6/335: [ 38.507132][ C3] #0: ffff888005414618 (sk_lock-AF_INET6){+.+.}-{0:0}, at: rawv6_sendmsg+0xd17/0x17d0 [ 38.507618][ C3] #1: ffffffffab7522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 38.508100][ C3] #2: ffffffffab7522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 38.508592][ C3] #3: ffffffffab7522e0 (rcu_read_lock){....}-{1:2}, at: netif_receive_skb_internal+0x84/0x330 [ 38.509187][ C3] #4: ffffffffab7522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 38.509666][ C3] #5: ffffffffab7522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 38.510141][ C3] [ 38.510141][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 38.510609][ C3] -> (&p->alloc_lock){+.+.}-{2:2} { [ 38.510898][ C3] HARDIRQ-ON-W at: [ 38.511114][ C3] __lock_acquire+0x797/0x1570 [ 38.511468][ C3] lock_acquire.part.0+0xeb/0x330 [ 38.511809][ C3] _raw_spin_lock+0x30/0x40 [ 38.512151][ C3] set_mems_allowed+0x1d/0x210 [ 38.512499][ C3] kernel_init_freeable+0x72/0x310 [ 38.512840][ C3] kernel_init+0x20/0x200 [ 38.513184][ C3] ret_from_fork+0x31/0x70 [ 38.513542][ C3] ret_from_fork_asm+0x1a/0x30 [ 38.513914][ C3] SOFTIRQ-ON-W at: [ 38.514131][ C3] __lock_acquire+0x797/0x1570 [ 38.514493][ C3] lock_acquire.part.0+0xeb/0x330 [ 38.514856][ C3] _raw_spin_lock+0x30/0x40 [ 38.515234][ C3] set_mems_allowed+0x1d/0x210 [ 38.515599][ C3] kernel_init_freeable+0x72/0x310 [ 38.515948][ C3] kernel_init+0x20/0x200 [ 38.516266][ C3] ret_from_fork+0x31/0x70 [ 38.516617][ C3] ret_from_fork_asm+0x1a/0x30 [ 38.516954][ C3] INITIAL USE at: [ 38.517169][ C3] __lock_acquire+0x797/0x1570 [ 38.517529][ C3] lock_acquire.part.0+0xeb/0x330 [ 38.517888][ C3] _raw_spin_lock+0x30/0x40 [ 38.518242][ C3] set_mems_allowed+0x1d/0x210 [ 38.518520][ C3] kernel_init_freeable+0x72/0x310 [ 38.518859][ C3] kernel_init+0x20/0x200 [ 38.519214][ C3] ret_from_fork+0x31/0x70 [ 38.519574][ C3] ret_from_fork_asm+0x1a/0x30 [ 38.519862][ C3] } [ 38.519991][ C3] ... key at: [] __key.387+0x0/0x40 [ 38.520421][ C3] ... acquired at: [ 38.520639][ C3] __lock_acquire+0xaf0/0x1570 [ 38.520920][ C3] lock_acquire.part.0+0xeb/0x330 [ 38.521200][ C3] _raw_spin_lock+0x30/0x40 [ 38.521478][ C3] __get_task_comm+0x27/0x70 [ 38.521761][ C3] ref_tracker_alloc+0x2ee/0x490 [ 38.522042][ C3] netdev_get_by_index+0x5e/0x80 [ 38.522330][ C3] fib6_nh_init+0x3d8/0x15b0 [ 38.522628][ C3] ip6_route_info_create+0xf18/0x17d0 [ 38.522922][ C3] addrconf_f6i_alloc+0x265/0x560 [ 38.523213][ C3] __ipv6_dev_ac_inc+0x25f/0xb10 [ 38.523487][ C3] addrconf_join_anycast+0x1c0/0x220 [ 38.523750][ C3] __ipv6_ifa_notify+0x6b3/0xaf0 [ 38.524043][ C3] addrconf_dad_completed+0x12b/0xe20 [ 38.524324][ C3] addrconf_dad_work+0x38c/0xab0 [ 38.524608][ C3] process_one_work+0xe2c/0x1730 [ 38.524892][ C3] worker_thread+0x587/0xd30 [ 38.525175][ C3] kthread+0x28a/0x350 [ 38.525391][ C3] ret_from_fork+0x31/0x70 [ 38.525679][ C3] ret_from_fork_asm+0x1a/0x30 [ 38.525965][ C3] [ 38.526170][ C3] -> (&ndev->lock){++.-}-{2:2} { [ 38.526471][ C3] HARDIRQ-ON-W at: [ 38.526687][ C3] __lock_acquire+0x797/0x1570 [ 38.527041][ C3] lock_acquire.part.0+0xeb/0x330 [ 38.527390][ C3] _raw_write_lock_bh+0x38/0x50 [ 38.527747][ C3] addrconf_permanent_addr+0x6e/0x670 [ 38.528096][ C3] addrconf_notify+0x749/0xd60 [ 38.528458][ C3] notifier_call_chain+0xcd/0x150 [ 38.528817][ C3] __dev_notify_flags+0xe6/0x250 [ 38.529161][ C3] dev_change_flags+0xec/0x160 [ 38.529521][ C3] do_setlink+0x7d6/0x21e0 [ 38.529875][ C3] __rtnl_newlink+0xaa7/0xd80 [ 38.530229][ C3] rtnl_newlink+0x63/0xa0 [ 38.530606][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 38.530958][ C3] netlink_rcv_skb+0x130/0x360 [ 38.531305][ C3] netlink_unicast+0x449/0x710 [ 38.531646][ C3] netlink_sendmsg+0x723/0xbe0 [ 38.531995][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 38.532351][ C3] ___sys_sendmsg+0xee/0x170 [ 38.532699][ C3] __sys_sendmsg+0xcd/0x170 [ 38.533059][ C3] do_syscall_64+0xc6/0x1e0 [ 38.533410][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.533837][ C3] HARDIRQ-ON-R at: [ 38.534046][ C3] __lock_acquire+0x797/0x1570 [ 38.534402][ C3] lock_acquire.part.0+0xeb/0x330 [ 38.534760][ C3] _raw_read_lock_bh+0x44/0x80 [ 38.535119][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 38.535472][ C3] inet6_fill_link_af+0x5e/0xe0 [ 38.535825][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 38.536191][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 38.536546][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 38.536977][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 38.537328][ C3] register_netdevice+0x1177/0x1690 [ 38.537686][ C3] register_netdev+0x20/0x40 [ 38.538042][ C3] sit_init_net+0x250/0x4f0 [ 38.538398][ C3] ops_init+0x9b/0x560 [ 38.538691][ C3] register_pernet_operations+0x2db/0x710 [ 38.539133][ C3] register_pernet_device+0x2a/0x60 [ 38.539491][ C3] sit_init+0x23/0xe0 [ 38.539779][ C3] do_one_initcall+0x8d/0x1e0 [ 38.540112][ C3] do_initcalls+0x1b2/0x3e0 [ 38.540456][ C3] kernel_init_freeable+0x232/0x310 [ 38.540809][ C3] kernel_init+0x20/0x200 [ 38.541167][ C3] ret_from_fork+0x31/0x70 [ 38.541528][ C3] ret_from_fork_asm+0x1a/0x30 [ 38.541891][ C3] IN-SOFTIRQ-R at: [ 38.542127][ C3] __lock_acquire+0x797/0x1570 [ 38.542489][ C3] lock_acquire.part.0+0xeb/0x330 [ 38.543047][ C3] _raw_read_lock_bh+0x44/0x80 [ 38.543395][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 38.543749][ C3] ndisc_send_ns+0xe7/0x100 [ 38.544304][ C3] ndisc_solicit+0x2ae/0x4d0 [ 38.544666][ C3] neigh_probe+0xaa/0xf0 [ 38.545024][ C3] __neigh_event_send+0x7af/0xfe0 [ 38.545367][ C3] neigh_resolve_output+0x470/0x7c0 [ 38.545902][ C3] ip6_finish_output2+0x4ab/0xf80 [ 38.546295][ C3] ip6_finish_output+0x4ed/0xd30 [ 38.546515][ C3] ip6_output+0x1f3/0x770 [ 38.546842][ C3] ip6_forward+0xf29/0x2980 [ 38.547059][ C3] ipv6_rcv+0x626/0x810 [ 38.547271][ C3] __netif_receive_skb_one_core+0x118/0x1b0 [ 38.547639][ C3] netif_receive_skb_internal+0xb0/0x330 [ 38.547892][ C3] netif_receive_skb+0x1b/0x30 [ 38.548107][ C3] br_handle_frame_finish+0xbef/0x1ce0 [bridge] [ 38.548565][ C3] br_handle_frame+0x612/0xe60 [bridge] [ 38.548863][ C3] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 38.549116][ C3] __netif_receive_skb_one_core+0xaf/0x1b0 [ 38.549376][ C3] process_backlog+0x103/0x670 [ 38.549593][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 38.549804][ C3] net_rx_action+0x49f/0xc00 [ 38.550022][ C3] __do_softirq+0x1f8/0x5df [ 38.550467][ C3] do_softirq+0x4d/0xa0 [ 38.550682][ C3] __local_bh_enable_ip+0xf6/0x120 [ 38.550892][ C3] __neigh_event_send+0x2e4/0xfe0 [ 38.551219][ C3] neigh_resolve_output+0x470/0x7c0 [ 38.551431][ C3] ip6_finish_output2+0x4ab/0xf80 [ 38.551648][ C3] ip6_finish_output+0x4ed/0xd30 [ 38.551978][ C3] ip6_output+0x1f3/0x770 [ 38.552193][ C3] ip6_send_skb+0xbd/0x280 [ 38.552408][ C3] rawv6_push_pending_frames+0x518/0x9d0 [ 38.552664][ C3] rawv6_sendmsg+0x1287/0x17d0 [ 38.552993][ C3] __sys_sendto+0x332/0x410 [ 38.553210][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 38.553431][ C3] do_syscall_64+0xc6/0x1e0 [ 38.553763][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.554018][ C3] INITIAL USE at: [ 38.554148][ C3] __lock_acquire+0x797/0x1570 [ 38.554364][ C3] lock_acquire.part.0+0xeb/0x330 [ 38.554698][ C3] _raw_write_lock_bh+0x38/0x50 [ 38.554912][ C3] addrconf_permanent_addr+0x6e/0x670 [ 38.555132][ C3] addrconf_notify+0x749/0xd60 [ 38.555347][ C3] notifier_call_chain+0xcd/0x150 [ 38.555560][ C3] __dev_notify_flags+0xe6/0x250 [ 38.555778][ C3] dev_change_flags+0xec/0x160 [ 38.556110][ C3] do_setlink+0x7d6/0x21e0 [ 38.556327][ C3] __rtnl_newlink+0xaa7/0xd80 [ 38.556543][ C3] rtnl_newlink+0x63/0xa0 [ 38.556754][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 38.557077][ C3] netlink_rcv_skb+0x130/0x360 [ 38.557290][ C3] netlink_unicast+0x449/0x710 [ 38.557503][ C3] netlink_sendmsg+0x723/0xbe0 [ 38.557827][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 38.558038][ C3] ___sys_sendmsg+0xee/0x170 [ 38.558254][ C3] __sys_sendmsg+0xcd/0x170 [ 38.558468][ C3] do_syscall_64+0xc6/0x1e0 [ 38.558792][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.559044][ C3] INITIAL READ USE at: [ 38.559174][ C3] __lock_acquire+0x797/0x1570 [ 38.559499][ C3] lock_acquire.part.0+0xeb/0x330 [ 38.559726][ C3] _raw_read_lock_bh+0x44/0x80 [ 38.559940][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 38.560195][ C3] inet6_fill_link_af+0x5e/0xe0 [ 38.560407][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 38.560619][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 38.560872][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 38.561247][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 38.561457][ C3] register_netdevice+0x1177/0x1690 [ 38.561709][ C3] register_netdev+0x20/0x40 [ 38.562032][ C3] sit_init_net+0x250/0x4f0 [ 38.562242][ C3] ops_init+0x9b/0x560 [ 38.562451][ C3] register_pernet_operations+0x2db/0x710 [ 38.562819][ C3] register_pernet_device+0x2a/0x60 [ 38.563069][ C3] sit_init+0x23/0xe0 [ 38.563281][ C3] do_one_initcall+0x8d/0x1e0 [ 38.563613][ C3] do_initcalls+0x1b2/0x3e0 [ 38.563825][ C3] kernel_init_freeable+0x232/0x310 [ 38.564076][ C3] kernel_init+0x20/0x200 [ 38.564289][ C3] ret_from_fork+0x31/0x70 [ 38.564507][ C3] ret_from_fork_asm+0x1a/0x30 [ 38.564717][ C3] } [ 38.564802][ C3] ... key at: [] __key.37+0x0/0x40 [ 38.565169][ C3] ... acquired at: [ 38.565294][ C3] mark_lock+0x28d/0x3e0 [ 38.565462][ C3] mark_usage+0xd9/0x2a0 [ 38.565635][ C3] __lock_acquire+0x797/0x1570 [ 38.565917][ C3] lock_acquire.part.0+0xeb/0x330 [ 38.566109][ C3] _raw_read_lock_bh+0x44/0x80 [ 38.566279][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 38.566448][ C3] ndisc_send_ns+0xe7/0x100 [ 38.566618][ C3] ndisc_solicit+0x2ae/0x4d0 [ 38.566899][ C3] neigh_probe+0xaa/0xf0 [ 38.567067][ C3] __neigh_event_send+0x7af/0xfe0 [ 38.567237][ C3] neigh_resolve_output+0x470/0x7c0 [ 38.567409][ C3] ip6_finish_output2+0x4ab/0xf80 [ 38.567690][ C3] ip6_finish_output+0x4ed/0xd30 [ 38.567857][ C3] ip6_output+0x1f3/0x770 [ 38.568024][ C3] ip6_forward+0xf29/0x2980 [ 38.568190][ C3] ipv6_rcv+0x626/0x810 [ 38.568430][ C3] __netif_receive_skb_one_core+0x118/0x1b0 [ 38.568641][ C3] netif_receive_skb_internal+0xb0/0x330 [ 38.568851][ C3] netif_receive_skb+0x1b/0x30 [ 38.569021][ C3] br_handle_frame_finish+0xbef/0x1ce0 [bridge] [ 38.569273][ C3] br_handle_frame+0x612/0xe60 [bridge] [ 38.569478][ C3] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 38.569689][ C3] __netif_receive_skb_one_core+0xaf/0x1b0 [ 38.569898][ C3] process_backlog+0x103/0x670 [ 38.570178][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 38.570346][ C3] net_rx_action+0x49f/0xc00 [ 38.570518][ C3] __do_softirq+0x1f8/0x5df [ 38.570686][ C3] do_softirq+0x4d/0xa0 [ 38.570925][ C3] __local_bh_enable_ip+0xf6/0x120 [ 38.571091][ C3] __neigh_event_send+0x2e4/0xfe0 [ 38.571269][ C3] neigh_resolve_output+0x470/0x7c0 [ 38.571438][ C3] ip6_finish_output2+0x4ab/0xf80 [ 38.571717][ C3] ip6_finish_output+0x4ed/0xd30 [ 38.571886][ C3] ip6_output+0x1f3/0x770 [ 38.572059][ C3] ip6_send_skb+0xbd/0x280 [ 38.572225][ C3] rawv6_push_pending_frames+0x518/0x9d0 [ 38.572548][ C3] rawv6_sendmsg+0x1287/0x17d0 [ 38.572717][ C3] __sys_sendto+0x332/0x410 [ 38.572885][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 38.573052][ C3] do_syscall_64+0xc6/0x1e0 [ 38.573220][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.573540][ C3] [ 38.573625][ C3] [ 38.573625][ C3] stack backtrace: [ 38.573843][ C3] CPU: 3 PID: 335 Comm: ping6 Not tainted 6.9.0-rc1-virtme #1 [ 38.574208][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 38.574583][ C3] Call Trace: [ 38.574710][ C3] [ 38.574798][ C3] dump_stack_lvl+0x82/0xd0 [ 38.575086][ C3] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 38.575300][ C3] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 38.575509][ C3] ? __pfx_usage_skip+0x10/0x10 [ 38.575676][ C3] ? __pfx_usage_match+0x10/0x10 [ 38.575955][ C3] ? arch_stack_walk+0xa2/0xf0 [ 38.576134][ C3] mark_lock_irq+0x4cd/0xa10 [ 38.576303][ C3] ? __pfx_mark_lock_irq+0x10/0x10 [ 38.576470][ C3] ? stack_trace_save+0x94/0xd0 [ 38.576864][ C3] ? save_trace+0x8f/0x5b0 [ 38.577033][ C3] mark_lock+0x28d/0x3e0 [ 38.577167][ C3] mark_usage+0xd9/0x2a0 [ 38.577294][ C3] __lock_acquire+0x797/0x1570 [ 38.577469][ C3] lock_acquire.part.0+0xeb/0x330 [ 38.577750][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.577918][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 38.578087][ C3] ? trace_lock_acquire+0x135/0x1c0 [ 38.578255][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.578538][ C3] ? lock_acquire+0x32/0xc0 [ 38.578711][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.578889][ C3] _raw_read_lock_bh+0x44/0x80 [ 38.579057][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.579231][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 38.579400][ C3] ndisc_send_ns+0xe7/0x100 [ 38.579570][ C3] ? __pfx_ndisc_send_ns+0x10/0x10 [ 38.579738][ C3] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 38.580064][ C3] ndisc_solicit+0x2ae/0x4d0 [ 38.580233][ C3] ? __pfx_ndisc_solicit+0x10/0x10 [ 38.580405][ C3] ? neigh_probe+0x57/0xf0 [ 38.580577][ C3] neigh_probe+0xaa/0xf0 [ 38.580705][ C3] __neigh_event_send+0x7af/0xfe0 [ 38.580986][ C3] neigh_resolve_output+0x470/0x7c0 [ 38.581153][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 38.581325][ C3] ? ___neigh_create+0x7c6/0xe10 [ 38.581500][ C3] ip6_finish_output2+0x4ab/0xf80 [ 38.581780][ C3] ip6_finish_output+0x4ed/0xd30 [ 38.581960][ C3] ip6_output+0x1f3/0x770 [ 38.582087][ C3] ? __pfx_ip6_output+0x10/0x10 [ 38.582258][ C3] ? ip6_dst_mtu_maybe_forward.constprop.0+0x188/0x300 [ 38.582579][ C3] ip6_forward+0xf29/0x2980 [ 38.582747][ C3] ? ip6_route_input+0x5a4/0xa50 [ 38.582917][ C3] ? __pfx_ip6_forward+0x10/0x10 [ 38.583087][ C3] ? ip6_rcv_core+0x9e5/0x1ae0 [ 38.583254][ C3] ? ipv6_rcv+0x626/0x810 [ 38.583492][ C3] ipv6_rcv+0x626/0x810 [ 38.583627][ C3] ? __pfx_ipv6_rcv+0x10/0x10 [ 38.583794][ C3] ? neigh_destroy+0x541/0x5b0 [ 38.583961][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 38.584128][ C3] ? netif_receive_skb_internal+0x84/0x330 [ 38.584340][ C3] ? __pfx_ipv6_rcv+0x10/0x10 [ 38.584508][ C3] __netif_receive_skb_one_core+0x118/0x1b0 [ 38.584717][ C3] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 38.585041][ C3] ? netif_receive_skb_internal+0x84/0x330 [ 38.585254][ C3] ? lock_acquire+0x32/0xc0 [ 38.585422][ C3] ? netif_receive_skb_internal+0x84/0x330 [ 38.585633][ C3] netif_receive_skb_internal+0xb0/0x330 [ 38.585915][ C3] ? __pfx_netif_receive_skb_internal+0x10/0x10 [ 38.586132][ C3] ? br_handle_vlan+0x13a/0x3c0 [bridge] [ 38.586346][ C3] netif_receive_skb+0x1b/0x30 [ 38.586514][ C3] br_handle_frame_finish+0xbef/0x1ce0 [bridge] [ 38.586875][ C3] ? __pfx_br_handle_frame_finish+0x10/0x10 [bridge] [ 38.587120][ C3] ? ip6_input_finish+0x13c/0x260 [ 38.587288][ C3] ? ip6_protocol_deliver_rcu+0xb9c/0x1320 [ 38.587611][ C3] br_handle_frame+0x612/0xe60 [bridge] [ 38.587815][ C3] ? __pfx_br_handle_frame+0x10/0x10 [bridge] [ 38.588060][ C3] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 38.588268][ C3] ? mark_lock+0x38/0x3e0 [ 38.588516][ C3] ? __lock_acquire+0xaf0/0x1570 [ 38.588684][ C3] ? __pfx___netif_receive_skb_core.constprop.0+0x10/0x10 [ 38.588893][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 38.589062][ C3] ? process_backlog+0x1f8/0x670 [ 38.589231][ C3] __netif_receive_skb_one_core+0xaf/0x1b0 [ 38.589439][ C3] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 38.589647][ C3] ? process_backlog+0x1f8/0x670 [ 38.589813][ C3] ? lock_acquire+0x32/0xc0 [ 38.590212][ C3] ? process_backlog+0x1f8/0x670 [ 38.590382][ C3] process_backlog+0x103/0x670 [ 38.590549][ C3] ? find_held_lock+0x2c/0x110 [ 38.590720][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 38.590999][ C3] net_rx_action+0x49f/0xc00 [ 38.591169][ C3] ? __pfx_net_rx_action+0x10/0x10 [ 38.591338][ C3] ? usage_skip+0x180/0x190 [ 38.591513][ C3] ? mark_held_locks+0x9e/0xe0 [ 38.591793][ C3] __do_softirq+0x1f8/0x5df [ 38.591967][ C3] ? __neigh_event_send+0x2df/0xfe0 [ 38.592135][ C3] do_softirq+0x4d/0xa0 [ 38.592262][ C3] [ 38.592350][ C3] [ 38.592434][ C3] __local_bh_enable_ip+0xf6/0x120 [ 38.592712][ C3] __neigh_event_send+0x2e4/0xfe0 [ 38.592881][ C3] neigh_resolve_output+0x470/0x7c0 [ 38.593051][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 38.593222][ C3] ? ___neigh_create+0x7c6/0xe10 [ 38.593510][ C3] ip6_finish_output2+0x4ab/0xf80 [ 38.593679][ C3] ip6_finish_output+0x4ed/0xd30 [ 38.593846][ C3] ip6_output+0x1f3/0x770 [ 38.593972][ C3] ? __pfx_ip6_output+0x10/0x10 [ 38.594140][ C3] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 38.594321][ C3] ? ip6_local_out+0x25/0x3b0 [ 38.594496][ C3] ip6_send_skb+0xbd/0x280 [ 38.594665][ C3] rawv6_push_pending_frames+0x518/0x9d0 [ 38.594839][ C3] ? __pfx_raw6_getfrag+0x10/0x10 [ 38.595118][ C3] ? ip6_append_data+0x185/0x540 [ 38.595286][ C3] ? __pfx_rawv6_push_pending_frames+0x10/0x10 [ 38.595505][ C3] rawv6_sendmsg+0x1287/0x17d0 [ 38.595680][ C3] ? __pfx_validate_chain+0x10/0x10 [ 38.595960][ C3] ? __pfx_rawv6_sendmsg+0x10/0x10 [ 38.596143][ C3] ? __lock_acquire+0xaf0/0x1570 [ 38.596314][ C3] ? hlock_class+0x4e/0x130 [ 38.596484][ C3] ? find_held_lock+0x2c/0x110 [ 38.596766][ C3] ? __might_fault+0x11b/0x170 [ 38.596938][ C3] ? lock_acquire+0x32/0xc0 [ 38.597105][ C3] ? __might_fault+0xc3/0x170 [ 38.597275][ C3] ? __might_fault+0x11b/0x170 [ 38.597555][ C3] ? __sys_sendto+0x332/0x410 [ 38.597725][ C3] __sys_sendto+0x332/0x410 [ 38.597894][ C3] ? __pfx___sys_sendto+0x10/0x10 [ 38.598061][ C3] ? find_held_lock+0x2c/0x110 [ 38.598240][ C3] ? __might_fault+0xc3/0x170 [ 38.598524][ C3] ? lock_acquire+0x32/0xc0 [ 38.598693][ C3] ? __might_fault+0xc3/0x170 [ 38.598872][ C3] ? trace_rseq_update+0xd2/0x130 [ 38.599041][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 38.599251][ C3] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 38.599463][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 38.599639][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 38.599964][ C3] do_syscall_64+0xc6/0x1e0 [ 38.600140][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.600349][ C3] RIP: 0033:0x7f3b25b6885a [ 38.600529][ C3] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89 [ 38.601252][ C3] RSP: 002b:00007ffe521c3168 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 38.601514][ C3] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007f3b25b6885a [ 38.601886][ C3] RDX: 0000000000000040 RSI: 00000000273d2340 RDI: 0000000000000005 [ 38.602138][ C3] RBP: 00007ffe521c31f0 R08: 0000000000418574 R09: 000000000000001c [ 38.602506][ C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000419ac0 [ 38.602759][ C3] R13: 000000000040305a R14: 0000000000415dd0 R15: 00007f3b25c8e000 [ 38.603018][ C3] [ 44.222399][ T362] br1: port 1(veth1) entered disabled state [ 44.320020][ T364] veth1: left allmulticast mode [ 44.320251][ T364] veth1: left promiscuous mode [ 44.320556][ T364] br1: port 1(veth1) entered disabled state