[ 23.821038][ T238] ip (238) used greatest stack depth: 23520 bytes left [ 26.461165][ T274] 8021q: 802.1Q VLAN Support v1.8 [ 29.620366][ T302] br1: port 1(veth1) entered blocking state [ 29.620790][ T302] br1: port 1(veth1) entered disabled state [ 29.621150][ T302] veth1: entered allmulticast mode [ 29.623351][ T302] veth1: entered promiscuous mode [ 29.734558][ T7] br1: port 1(veth1) entered blocking state [ 29.734908][ T7] br1: port 1(veth1) entered forwarding state [ 38.452330][ C1] [ 38.452456][ C1] ======================================================== [ 38.452709][ C1] WARNING: possible irq lock inversion dependency detected [ 38.452959][ C1] 6.9.0-rc1-virtme #1 Not tainted [ 38.453129][ C1] -------------------------------------------------------- [ 38.453378][ C1] ping6/335 just changed the state of lock: [ 38.453585][ C1] ffff888005d40d80 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 38.453888][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 38.454136][ C1] (&p->alloc_lock){+.+.}-{2:2} [ 38.454140][ C1] [ 38.454140][ C1] [ 38.454140][ C1] and interrupts could create inverse lock ordering between them. [ 38.454140][ C1] [ 38.454767][ C1] [ 38.454767][ C1] other info that might help us debug this: [ 38.455016][ C1] Possible interrupt unsafe locking scenario: [ 38.455016][ C1] [ 38.455267][ C1] CPU0 CPU1 [ 38.455433][ C1] ---- ---- [ 38.455598][ C1] lock(&p->alloc_lock); [ 38.455725][ C1] local_irq_disable(); [ 38.455936][ C1] lock(&ndev->lock); [ 38.456146][ C1] lock(&p->alloc_lock); [ 38.456354][ C1] [ 38.456482][ C1] lock(&ndev->lock); [ 38.456610][ C1] [ 38.456610][ C1] *** DEADLOCK *** [ 38.456610][ C1] [ 38.456863][ C1] 6 locks held by ping6/335: [ 38.457033][ C1] #0: ffff88800542c618 (sk_lock-AF_INET6){+.+.}-{0:0}, at: rawv6_sendmsg+0xd17/0x17d0 [ 38.457340][ C1] #1: ffffffffb75522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 38.457641][ C1] #2: ffffffffb75522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 38.457942][ C1] #3: ffffffffb75522e0 (rcu_read_lock){....}-{1:2}, at: netif_receive_skb_internal+0x84/0x330 [ 38.458284][ C1] #4: ffffffffb75522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 38.458598][ C1] #5: ffffffffb75522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 38.458899][ C1] [ 38.458899][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 38.459187][ C1] -> (&p->alloc_lock){+.+.}-{2:2} { [ 38.459360][ C1] HARDIRQ-ON-W at: [ 38.459489][ C1] __lock_acquire+0x797/0x1570 [ 38.459712][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.459924][ C1] _raw_spin_lock+0x30/0x40 [ 38.460136][ C1] set_mems_allowed+0x1d/0x210 [ 38.460351][ C1] kernel_init_freeable+0x72/0x310 [ 38.460563][ C1] kernel_init+0x20/0x200 [ 38.460774][ C1] ret_from_fork+0x31/0x70 [ 38.460994][ C1] ret_from_fork_asm+0x1a/0x30 [ 38.461207][ C1] SOFTIRQ-ON-W at: [ 38.461334][ C1] __lock_acquire+0x797/0x1570 [ 38.461543][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.461754][ C1] _raw_spin_lock+0x30/0x40 [ 38.461968][ C1] set_mems_allowed+0x1d/0x210 [ 38.462183][ C1] kernel_init_freeable+0x72/0x310 [ 38.462392][ C1] kernel_init+0x20/0x200 [ 38.462607][ C1] ret_from_fork+0x31/0x70 [ 38.462822][ C1] ret_from_fork_asm+0x1a/0x30 [ 38.463034][ C1] INITIAL USE at: [ 38.463161][ C1] __lock_acquire+0x797/0x1570 [ 38.463372][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.463588][ C1] _raw_spin_lock+0x30/0x40 [ 38.463800][ C1] set_mems_allowed+0x1d/0x210 [ 38.464012][ C1] kernel_init_freeable+0x72/0x310 [ 38.464221][ C1] kernel_init+0x20/0x200 [ 38.464430][ C1] ret_from_fork+0x31/0x70 [ 38.464642][ C1] ret_from_fork_asm+0x1a/0x30 [ 38.464858][ C1] } [ 38.464945][ C1] ... key at: [] __key.387+0x0/0x40 [ 38.465209][ C1] ... acquired at: [ 38.465338][ C1] __lock_acquire+0xaf0/0x1570 [ 38.465514][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.465686][ C1] _raw_spin_lock+0x30/0x40 [ 38.465857][ C1] __get_task_comm+0x27/0x70 [ 38.466027][ C1] ref_tracker_alloc+0x2ee/0x490 [ 38.466326][ C1] netdev_get_by_index+0x5e/0x80 [ 38.466495][ C1] fib6_nh_init+0x3d8/0x15b0 [ 38.466668][ C1] ip6_route_info_create+0xf18/0x17d0 [ 38.466839][ C1] addrconf_f6i_alloc+0x265/0x560 [ 38.467008][ C1] __ipv6_dev_ac_inc+0x25f/0xb10 [ 38.467293][ C1] addrconf_join_anycast+0x1c0/0x220 [ 38.467463][ C1] __ipv6_ifa_notify+0x6b3/0xaf0 [ 38.467635][ C1] addrconf_dad_completed+0x12b/0xe20 [ 38.467803][ C1] addrconf_dad_work+0x38c/0xab0 [ 38.468092][ C1] process_one_work+0xe2c/0x1730 [ 38.468261][ C1] worker_thread+0x587/0xd30 [ 38.468432][ C1] kthread+0x28a/0x350 [ 38.468568][ C1] ret_from_fork+0x31/0x70 [ 38.468749][ C1] ret_from_fork_asm+0x1a/0x30 [ 38.468919][ C1] [ 38.469004][ C1] -> (&ndev->lock){++.-}-{2:2} { [ 38.469180][ C1] HARDIRQ-ON-W at: [ 38.469308][ C1] __lock_acquire+0x797/0x1570 [ 38.469635][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.469846][ C1] _raw_write_lock_bh+0x38/0x50 [ 38.470058][ C1] addrconf_permanent_addr+0x6e/0x670 [ 38.470266][ C1] addrconf_notify+0x749/0xd60 [ 38.470596][ C1] notifier_call_chain+0xcd/0x150 [ 38.470806][ C1] __dev_notify_flags+0xe6/0x250 [ 38.471016][ C1] dev_change_flags+0xec/0x160 [ 38.471339][ C1] do_setlink+0x7d6/0x21e0 [ 38.471549][ C1] __rtnl_newlink+0xaa7/0xd80 [ 38.471763][ C1] rtnl_newlink+0x63/0xa0 [ 38.472087][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 38.472304][ C1] netlink_rcv_skb+0x130/0x360 [ 38.472516][ C1] netlink_unicast+0x449/0x710 [ 38.472731][ C1] netlink_sendmsg+0x723/0xbe0 [ 38.473060][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 38.473279][ C1] ___sys_sendmsg+0xee/0x170 [ 38.473491][ C1] __sys_sendmsg+0xcd/0x170 [ 38.473708][ C1] do_syscall_64+0xc6/0x1e0 [ 38.473929][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.474188][ C1] HARDIRQ-ON-R at: [ 38.474316][ C1] __lock_acquire+0x797/0x1570 [ 38.474643][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.474854][ C1] _raw_read_lock_bh+0x44/0x80 [ 38.475064][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 38.475394][ C1] inet6_fill_link_af+0x5e/0xe0 [ 38.475604][ C1] rtnl_fill_ifinfo+0x1612/0x29e0 [ 38.475814][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 38.476025][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 38.476392][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 38.476602][ C1] register_netdevice+0x1177/0x1690 [ 38.476816][ C1] register_netdev+0x20/0x40 [ 38.477145][ C1] sit_init_net+0x250/0x4f0 [ 38.477357][ C1] ops_init+0x9b/0x560 [ 38.477527][ C1] register_pernet_operations+0x2db/0x710 [ 38.477776][ C1] register_pernet_device+0x2a/0x60 [ 38.477986][ C1] sit_init+0x23/0xe0 [ 38.478159][ C1] do_one_initcall+0x8d/0x1e0 [ 38.478368][ C1] do_initcalls+0x1b2/0x3e0 [ 38.478710][ C1] kernel_init_freeable+0x232/0x310 [ 38.478922][ C1] kernel_init+0x20/0x200 [ 38.479136][ C1] ret_from_fork+0x31/0x70 [ 38.479458][ C1] ret_from_fork_asm+0x1a/0x30 [ 38.479668][ C1] IN-SOFTIRQ-R at: [ 38.479798][ C1] __lock_acquire+0x797/0x1570 [ 38.480009][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.480334][ C1] _raw_read_lock_bh+0x44/0x80 [ 38.480549][ C1] ipv6_get_lladdr+0xa9/0x3e0 [ 38.480757][ C1] ndisc_send_ns+0xe7/0x100 [ 38.481082][ C1] ndisc_solicit+0x2ae/0x4d0 [ 38.481293][ C1] neigh_probe+0xaa/0xf0 [ 38.481511][ C1] __neigh_event_send+0x7af/0xfe0 [ 38.481721][ C1] neigh_resolve_output+0x470/0x7c0 [ 38.482162][ C1] ip6_finish_output2+0x4ab/0xf80 [ 38.482373][ C1] ip6_finish_output+0x4ed/0xd30 [ 38.482580][ C1] ip6_output+0x1f3/0x770 [ 38.482790][ C1] ip6_forward+0xf29/0x2980 [ 38.483004][ C1] ipv6_rcv+0x626/0x810 [ 38.483214][ C1] __netif_receive_skb_one_core+0x118/0x1b0 [ 38.483582][ C1] netif_receive_skb_internal+0xb0/0x330 [ 38.483835][ C1] netif_receive_skb+0x1b/0x30 [ 38.484048][ C1] br_handle_frame_finish+0xbef/0x1ce0 [bridge] [ 38.484494][ C1] br_handle_frame+0x612/0xe60 [bridge] [ 38.484785][ C1] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 38.485049][ C1] __netif_receive_skb_one_core+0xaf/0x1b0 [ 38.485431][ C1] process_backlog+0x103/0x670 [ 38.485658][ C1] __napi_poll.constprop.0+0xa2/0x460 [ 38.485885][ C1] net_rx_action+0x49f/0xc00 [ 38.486114][ C1] __do_softirq+0x1f8/0x5df [ 38.486458][ C1] do_softirq+0x4d/0xa0 [ 38.486690][ C1] __local_bh_enable_ip+0xf6/0x120 [ 38.486912][ C1] __neigh_event_send+0x2e4/0xfe0 [ 38.487238][ C1] neigh_resolve_output+0x470/0x7c0 [ 38.487446][ C1] ip6_finish_output2+0x4ab/0xf80 [ 38.487658][ C1] ip6_finish_output+0x4ed/0xd30 [ 38.487994][ C1] ip6_output+0x1f3/0x770 [ 38.488205][ C1] ip6_send_skb+0xbd/0x280 [ 38.488414][ C1] rawv6_push_pending_frames+0x518/0x9d0 [ 38.488689][ C1] rawv6_sendmsg+0x1287/0x17d0 [ 38.488902][ C1] __sys_sendto+0x332/0x410 [ 38.489115][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 38.489329][ C1] do_syscall_64+0xc6/0x1e0 [ 38.489542][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.489796][ C1] INITIAL USE at: [ 38.489923][ C1] __lock_acquire+0x797/0x1570 [ 38.490136][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.490463][ C1] _raw_write_lock_bh+0x38/0x50 [ 38.490677][ C1] addrconf_permanent_addr+0x6e/0x670 [ 38.490892][ C1] addrconf_notify+0x749/0xd60 [ 38.491218][ C1] notifier_call_chain+0xcd/0x150 [ 38.491428][ C1] __dev_notify_flags+0xe6/0x250 [ 38.491636][ C1] dev_change_flags+0xec/0x160 [ 38.491970][ C1] do_setlink+0x7d6/0x21e0 [ 38.492181][ C1] __rtnl_newlink+0xaa7/0xd80 [ 38.492395][ C1] rtnl_newlink+0x63/0xa0 [ 38.492606][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 38.492820][ C1] netlink_rcv_skb+0x130/0x360 [ 38.493036][ C1] netlink_unicast+0x449/0x710 [ 38.493249][ C1] netlink_sendmsg+0x723/0xbe0 [ 38.493460][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 38.493669][ C1] ___sys_sendmsg+0xee/0x170 [ 38.493884][ C1] __sys_sendmsg+0xcd/0x170 [ 38.494097][ C1] do_syscall_64+0xc6/0x1e0 [ 38.494421][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.494673][ C1] INITIAL READ USE at: [ 38.494800][ C1] __lock_acquire+0x797/0x1570 [ 38.495127][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.495338][ C1] _raw_read_lock_bh+0x44/0x80 [ 38.495554][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 38.495805][ C1] inet6_fill_link_af+0x5e/0xe0 [ 38.496018][ C1] rtnl_fill_ifinfo+0x1612/0x29e0 [ 38.496228][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 38.496483][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 38.496853][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 38.497063][ C1] register_netdevice+0x1177/0x1690 [ 38.497315][ C1] register_netdev+0x20/0x40 [ 38.497638][ C1] sit_init_net+0x250/0x4f0 [ 38.497849][ C1] ops_init+0x9b/0x560 [ 38.498058][ C1] register_pernet_operations+0x2db/0x710 [ 38.498428][ C1] register_pernet_device+0x2a/0x60 [ 38.498695][ C1] sit_init+0x23/0xe0 [ 38.498907][ C1] do_one_initcall+0x8d/0x1e0 [ 38.499234][ C1] do_initcalls+0x1b2/0x3e0 [ 38.499443][ C1] kernel_init_freeable+0x232/0x310 [ 38.499697][ C1] kernel_init+0x20/0x200 [ 38.500038][ C1] ret_from_fork+0x31/0x70 [ 38.500250][ C1] ret_from_fork_asm+0x1a/0x30 [ 38.500461][ C1] } [ 38.500547][ C1] ... key at: [] __key.37+0x0/0x40 [ 38.500801][ C1] ... acquired at: [ 38.500926][ C1] mark_lock+0x28d/0x3e0 [ 38.501095][ C1] mark_usage+0xd9/0x2a0 [ 38.501262][ C1] __lock_acquire+0x797/0x1570 [ 38.501436][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.501604][ C1] _raw_read_lock_bh+0x44/0x80 [ 38.501773][ C1] ipv6_get_lladdr+0xa9/0x3e0 [ 38.501939][ C1] ndisc_send_ns+0xe7/0x100 [ 38.502108][ C1] ndisc_solicit+0x2ae/0x4d0 [ 38.502386][ C1] neigh_probe+0xaa/0xf0 [ 38.502559][ C1] __neigh_event_send+0x7af/0xfe0 [ 38.502728][ C1] neigh_resolve_output+0x470/0x7c0 [ 38.502902][ C1] ip6_finish_output2+0x4ab/0xf80 [ 38.503182][ C1] ip6_finish_output+0x4ed/0xd30 [ 38.503349][ C1] ip6_output+0x1f3/0x770 [ 38.503517][ C1] ip6_forward+0xf29/0x2980 [ 38.503684][ C1] ipv6_rcv+0x626/0x810 [ 38.503925][ C1] __netif_receive_skb_one_core+0x118/0x1b0 [ 38.504136][ C1] netif_receive_skb_internal+0xb0/0x330 [ 38.504343][ C1] netif_receive_skb+0x1b/0x30 [ 38.504517][ C1] br_handle_frame_finish+0xbef/0x1ce0 [bridge] [ 38.504765][ C1] br_handle_frame+0x612/0xe60 [bridge] [ 38.504969][ C1] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 38.505179][ C1] __netif_receive_skb_one_core+0xaf/0x1b0 [ 38.505387][ C1] process_backlog+0x103/0x670 [ 38.505555][ C1] __napi_poll.constprop.0+0xa2/0x460 [ 38.505723][ C1] net_rx_action+0x49f/0xc00 [ 38.505893][ C1] __do_softirq+0x1f8/0x5df [ 38.506064][ C1] do_softirq+0x4d/0xa0 [ 38.506305][ C1] __local_bh_enable_ip+0xf6/0x120 [ 38.506472][ C1] __neigh_event_send+0x2e4/0xfe0 [ 38.506640][ C1] neigh_resolve_output+0x470/0x7c0 [ 38.506901][ C1] ip6_finish_output2+0x4ab/0xf80 [ 38.507186][ C1] ip6_finish_output+0x4ed/0xd30 [ 38.507358][ C1] ip6_output+0x1f3/0x770 [ 38.507547][ C1] ip6_send_skb+0xbd/0x280 [ 38.507716][ C1] rawv6_push_pending_frames+0x518/0x9d0 [ 38.508050][ C1] rawv6_sendmsg+0x1287/0x17d0 [ 38.508218][ C1] __sys_sendto+0x332/0x410 [ 38.508388][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 38.508565][ C1] do_syscall_64+0xc6/0x1e0 [ 38.508735][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.508944][ C1] [ 38.509028][ C1] [ 38.509028][ C1] stack backtrace: [ 38.509237][ C1] CPU: 1 PID: 335 Comm: ping6 Not tainted 6.9.0-rc1-virtme #1 [ 38.509491][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 38.509866][ C1] Call Trace: [ 38.509993][ C1] [ 38.510080][ C1] dump_stack_lvl+0x82/0xd0 [ 38.510369][ C1] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 38.510578][ C1] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 38.510792][ C1] ? __pfx_usage_skip+0x10/0x10 [ 38.510962][ C1] ? __pfx_usage_match+0x10/0x10 [ 38.511244][ C1] ? arch_stack_walk+0xa2/0xf0 [ 38.511415][ C1] mark_lock_irq+0x4cd/0xa10 [ 38.511584][ C1] ? __pfx_mark_lock_irq+0x10/0x10 [ 38.511751][ C1] ? stack_trace_save+0x94/0xd0 [ 38.512047][ C1] ? save_trace+0x8f/0x5b0 [ 38.512223][ C1] mark_lock+0x28d/0x3e0 [ 38.512356][ C1] mark_usage+0xd9/0x2a0 [ 38.512483][ C1] __lock_acquire+0x797/0x1570 [ 38.512656][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.512824][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.512992][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 38.513159][ C1] ? trace_lock_acquire+0x135/0x1c0 [ 38.513326][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.513494][ C1] ? lock_acquire+0x32/0xc0 [ 38.513660][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.513832][ C1] _raw_read_lock_bh+0x44/0x80 [ 38.514001][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.514284][ C1] ipv6_get_lladdr+0xa9/0x3e0 [ 38.514453][ C1] ndisc_send_ns+0xe7/0x100 [ 38.514620][ C1] ? __pfx_ndisc_send_ns+0x10/0x10 [ 38.514786][ C1] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 38.515107][ C1] ndisc_solicit+0x2ae/0x4d0 [ 38.515276][ C1] ? __pfx_ndisc_solicit+0x10/0x10 [ 38.515451][ C1] ? neigh_probe+0x57/0xf0 [ 38.515623][ C1] neigh_probe+0xaa/0xf0 [ 38.515756][ C1] __neigh_event_send+0x7af/0xfe0 [ 38.516047][ C1] neigh_resolve_output+0x470/0x7c0 [ 38.516215][ C1] ? __local_bh_enable_ip+0xa6/0x120 [ 38.516382][ C1] ? ___neigh_create+0x7c6/0xe10 [ 38.516551][ C1] ip6_finish_output2+0x4ab/0xf80 [ 38.516722][ C1] ip6_finish_output+0x4ed/0xd30 [ 38.516888][ C1] ip6_output+0x1f3/0x770 [ 38.517020][ C1] ? __pfx_ip6_output+0x10/0x10 [ 38.517187][ C1] ? ip6_dst_mtu_maybe_forward.constprop.0+0x188/0x300 [ 38.517398][ C1] ip6_forward+0xf29/0x2980 [ 38.517565][ C1] ? ip6_route_input+0x5a4/0xa50 [ 38.517735][ C1] ? __pfx_ip6_forward+0x10/0x10 [ 38.517905][ C1] ? ip6_rcv_core+0x9e5/0x1ae0 [ 38.518074][ C1] ? ipv6_rcv+0x626/0x810 [ 38.518315][ C1] ipv6_rcv+0x626/0x810 [ 38.518442][ C1] ? __pfx_ipv6_rcv+0x10/0x10 [ 38.518624][ C1] ? lock_acquire.part.0+0xeb/0x330 [ 38.518791][ C1] ? netif_receive_skb_internal+0x84/0x330 [ 38.519114][ C1] ? __pfx_ipv6_rcv+0x10/0x10 [ 38.519283][ C1] __netif_receive_skb_one_core+0x118/0x1b0 [ 38.519492][ C1] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 38.519705][ C1] ? netif_receive_skb_internal+0x84/0x330 [ 38.519914][ C1] ? lock_acquire+0x32/0xc0 [ 38.520085][ C1] ? netif_receive_skb_internal+0x84/0x330 [ 38.520295][ C1] netif_receive_skb_internal+0xb0/0x330 [ 38.520466][ C1] ? __pfx_netif_receive_skb_internal+0x10/0x10 [ 38.520901][ C1] ? br_handle_vlan+0x13a/0x3c0 [bridge] [ 38.521112][ C1] netif_receive_skb+0x1b/0x30 [ 38.521283][ C1] br_handle_frame_finish+0xbef/0x1ce0 [bridge] [ 38.521642][ C1] ? __pfx_br_handle_frame_finish+0x10/0x10 [bridge] [ 38.521893][ C1] ? ip6_input_finish+0x13c/0x260 [ 38.522065][ C1] ? ip6_protocol_deliver_rcu+0xb9c/0x1320 [ 38.522276][ C1] br_handle_frame+0x612/0xe60 [bridge] [ 38.522603][ C1] ? __pfx_br_handle_frame+0x10/0x10 [bridge] [ 38.522863][ C1] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 38.523088][ C1] ? mark_lock+0x38/0x3e0 [ 38.523218][ C1] ? __lock_acquire+0xaf0/0x1570 [ 38.523511][ C1] ? __pfx___netif_receive_skb_core.constprop.0+0x10/0x10 [ 38.523738][ C1] ? lock_acquire.part.0+0xeb/0x330 [ 38.523918][ C1] ? process_backlog+0x1f8/0x670 [ 38.524100][ C1] __netif_receive_skb_one_core+0xaf/0x1b0 [ 38.524438][ C1] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 38.524661][ C1] ? process_backlog+0x1f8/0x670 [ 38.524842][ C1] ? lock_acquire+0x32/0xc0 [ 38.525022][ C1] ? process_backlog+0x1f8/0x670 [ 38.525317][ C1] process_backlog+0x103/0x670 [ 38.525503][ C1] ? find_held_lock+0x2c/0x110 [ 38.525684][ C1] __napi_poll.constprop.0+0xa2/0x460 [ 38.525868][ C1] net_rx_action+0x49f/0xc00 [ 38.526167][ C1] ? __pfx_net_rx_action+0x10/0x10 [ 38.526346][ C1] ? usage_skip+0x180/0x190 [ 38.526527][ C1] ? mark_held_locks+0x9e/0xe0 [ 38.526709][ C1] __do_softirq+0x1f8/0x5df [ 38.527006][ C1] ? __neigh_event_send+0x2df/0xfe0 [ 38.527191][ C1] do_softirq+0x4d/0xa0 [ 38.527326][ C1] [ 38.527419][ C1] [ 38.527510][ C1] __local_bh_enable_ip+0xf6/0x120 [ 38.527690][ C1] __neigh_event_send+0x2e4/0xfe0 [ 38.527877][ C1] neigh_resolve_output+0x470/0x7c0 [ 38.528058][ C1] ? __local_bh_enable_ip+0xa6/0x120 [ 38.528236][ C1] ? ___neigh_create+0x7c6/0xe10 [ 38.528404][ C1] ip6_finish_output2+0x4ab/0xf80 [ 38.528704][ C1] ip6_finish_output+0x4ed/0xd30 [ 38.528876][ C1] ip6_output+0x1f3/0x770 [ 38.529003][ C1] ? __pfx_ip6_output+0x10/0x10 [ 38.529177][ C1] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 38.529367][ C1] ? ip6_local_out+0x25/0x3b0 [ 38.529653][ C1] ip6_send_skb+0xbd/0x280 [ 38.529824][ C1] rawv6_push_pending_frames+0x518/0x9d0 [ 38.529994][ C1] ? __pfx_raw6_getfrag+0x10/0x10 [ 38.530165][ C1] ? ip6_append_data+0x185/0x540 [ 38.530453][ C1] ? __pfx_rawv6_push_pending_frames+0x10/0x10 [ 38.530664][ C1] rawv6_sendmsg+0x1287/0x17d0 [ 38.530831][ C1] ? __pfx_validate_chain+0x10/0x10 [ 38.531002][ C1] ? __pfx_rawv6_sendmsg+0x10/0x10 [ 38.531284][ C1] ? __lock_acquire+0xaf0/0x1570 [ 38.531453][ C1] ? hlock_class+0x4e/0x130 [ 38.531623][ C1] ? find_held_lock+0x2c/0x110 [ 38.531793][ C1] ? __might_fault+0x11b/0x170 [ 38.532094][ C1] ? lock_acquire+0x32/0xc0 [ 38.532263][ C1] ? __might_fault+0xc3/0x170 [ 38.532431][ C1] ? __might_fault+0x11b/0x170 [ 38.532599][ C1] ? __sys_sendto+0x332/0x410 [ 38.532767][ C1] __sys_sendto+0x332/0x410 [ 38.532934][ C1] ? __pfx___sys_sendto+0x10/0x10 [ 38.533104][ C1] ? find_held_lock+0x2c/0x110 [ 38.533282][ C1] ? __might_fault+0xc3/0x170 [ 38.533450][ C1] ? lock_acquire+0x32/0xc0 [ 38.533616][ C1] ? __might_fault+0xc3/0x170 [ 38.533789][ C1] ? trace_rseq_update+0xd2/0x130 [ 38.533957][ C1] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 38.534171][ C1] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 38.534604][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 38.534779][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 38.534987][ C1] do_syscall_64+0xc6/0x1e0 [ 38.535281][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.535493][ C1] RIP: 0033:0x7fdb8d6fd85a [ 38.535669][ C1] 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 [ 38.536376][ C1] RSP: 002b:00007ffc3000aec8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 38.536631][ C1] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007fdb8d6fd85a [ 38.537007][ C1] RDX: 0000000000000040 RSI: 0000000018f59340 RDI: 0000000000000005 [ 38.537258][ C1] RBP: 00007ffc3000af50 R08: 0000000000418574 R09: 000000000000001c [ 38.537514][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000419ac0 [ 38.537768][ C1] R13: 000000000040305a R14: 0000000000415dd0 R15: 00007fdb8d823000 [ 38.538025][ C1] [ 44.165830][ T362] br1: port 1(veth1) entered disabled state [ 44.259050][ T363] veth1: left allmulticast mode [ 44.259220][ T363] veth1: left promiscuous mode [ 44.259466][ T363] br1: port 1(veth1) entered disabled state