[ 59.869198][ T530] veth0: entered allmulticast mode [ 59.870750][ T530] veth1: entered allmulticast mode [ 59.871103][ T530] veth2: entered allmulticast mode [ 59.871419][ T530] veth3: entered allmulticast mode [ 71.793833][ C2] [ 71.793964][ C2] ======================================================== [ 71.794200][ C2] WARNING: possible irq lock inversion dependency detected [ 71.794444][ C2] 6.9.0-rc1-virtme #1 Not tainted [ 71.794600][ C2] -------------------------------------------------------- [ 71.794835][ C2] ping6/592 just changed the state of lock: [ 71.795031][ C2] ffff8880060c0d80 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 71.795321][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 71.795554][ C2] (&p->alloc_lock){+.+.}-{2:2} [ 71.795558][ C2] [ 71.795558][ C2] [ 71.795558][ C2] and interrupts could create inverse lock ordering between them. [ 71.795558][ C2] [ 71.796138][ C2] [ 71.796138][ C2] other info that might help us debug this: [ 71.796365][ C2] Possible interrupt unsafe locking scenario: [ 71.796365][ C2] [ 71.796593][ C2] CPU0 CPU1 [ 71.796748][ C2] ---- ---- [ 71.796906][ C2] lock(&p->alloc_lock); [ 71.797033][ C2] local_irq_disable(); [ 71.797225][ C2] lock(&ndev->lock); [ 71.797421][ C2] lock(&p->alloc_lock); [ 71.797613][ C2] [ 71.797729][ C2] lock(&ndev->lock); [ 71.797852][ C2] [ 71.797852][ C2] *** DEADLOCK *** [ 71.797852][ C2] [ 71.798078][ C2] 5 locks held by ping6/592: [ 71.798234][ C2] #0: ffff888005473e98 (sk_lock-AF_INET6){+.+.}-{0:0}, at: rawv6_sendmsg+0xd17/0x17d0 [ 71.798515][ C2] #1: ffffffffb9b522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 71.798790][ C2] #2: ffffffffb9b522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 71.799065][ C2] #3: ffffffffb9b522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 71.799336][ C2] #4: ffffffffb9b522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 71.799613][ C2] [ 71.799613][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 71.799889][ C2] -> (&p->alloc_lock){+.+.}-{2:2} { [ 71.800051][ C2] HARDIRQ-ON-W at: [ 71.800169][ C2] __lock_acquire+0x797/0x1570 [ 71.800367][ C2] lock_acquire.part.0+0xeb/0x330 [ 71.800564][ C2] _raw_spin_lock+0x30/0x40 [ 71.800766][ C2] set_mems_allowed+0x1d/0x210 [ 71.800962][ C2] kernel_init_freeable+0x72/0x310 [ 71.801160][ C2] kernel_init+0x20/0x200 [ 71.801356][ C2] ret_from_fork+0x31/0x70 [ 71.801556][ C2] ret_from_fork_asm+0x1a/0x30 [ 71.801754][ C2] SOFTIRQ-ON-W at: [ 71.801876][ C2] __lock_acquire+0x797/0x1570 [ 71.802075][ C2] lock_acquire.part.0+0xeb/0x330 [ 71.802272][ C2] _raw_spin_lock+0x30/0x40 [ 71.802466][ C2] set_mems_allowed+0x1d/0x210 [ 71.802674][ C2] kernel_init_freeable+0x72/0x310 [ 71.802867][ C2] kernel_init+0x20/0x200 [ 71.803066][ C2] ret_from_fork+0x31/0x70 [ 71.803262][ C2] ret_from_fork_asm+0x1a/0x30 [ 71.803457][ C2] INITIAL USE at: [ 71.803572][ C2] __lock_acquire+0x797/0x1570 [ 71.803768][ C2] lock_acquire.part.0+0xeb/0x330 [ 71.803964][ C2] _raw_spin_lock+0x30/0x40 [ 71.804158][ C2] set_mems_allowed+0x1d/0x210 [ 71.804357][ C2] kernel_init_freeable+0x72/0x310 [ 71.804551][ C2] kernel_init+0x20/0x200 [ 71.804747][ C2] ret_from_fork+0x31/0x70 [ 71.804943][ C2] ret_from_fork_asm+0x1a/0x30 [ 71.805140][ C2] } [ 71.805222][ C2] ... key at: [] __key.387+0x0/0x40 [ 71.805464][ C2] ... acquired at: [ 71.805588][ C2] __lock_acquire+0xaf0/0x1570 [ 71.805751][ C2] lock_acquire.part.0+0xeb/0x330 [ 71.805908][ C2] _raw_spin_lock+0x30/0x40 [ 71.806064][ C2] __get_task_comm+0x27/0x70 [ 71.806223][ C2] ref_tracker_alloc+0x2ee/0x490 [ 71.806380][ C2] netdev_get_by_index+0x5e/0x80 [ 71.806534][ C2] fib6_nh_init+0x3d8/0x15b0 [ 71.806693][ C2] ip6_route_info_create+0xf18/0x17d0 [ 71.806851][ C2] addrconf_f6i_alloc+0x265/0x560 [ 71.807005][ C2] __ipv6_dev_ac_inc+0x25f/0xb10 [ 71.807161][ C2] addrconf_join_anycast+0x1c0/0x220 [ 71.807318][ C2] __ipv6_ifa_notify+0x6b3/0xaf0 [ 71.807471][ C2] addrconf_dad_completed+0x12b/0xe20 [ 71.807625][ C2] addrconf_dad_work+0x38c/0xab0 [ 71.807781][ C2] process_one_work+0xe2c/0x1730 [ 71.807950][ C2] worker_thread+0x587/0xd30 [ 71.808106][ C2] kthread+0x28a/0x350 [ 71.808225][ C2] ret_from_fork+0x31/0x70 [ 71.808383][ C2] ret_from_fork_asm+0x1a/0x30 [ 71.808540][ C2] [ 71.808621][ C2] -> (&ndev->lock){++.-}-{2:2} { [ 71.808781][ C2] HARDIRQ-ON-W at: [ 71.808898][ C2] __lock_acquire+0x797/0x1570 [ 71.809095][ C2] lock_acquire.part.0+0xeb/0x330 [ 71.809296][ C2] _raw_write_lock_bh+0x38/0x50 [ 71.809490][ C2] addrconf_permanent_addr+0x6e/0x670 [ 71.809681][ C2] addrconf_notify+0x749/0xd60 [ 71.809880][ C2] notifier_call_chain+0xcd/0x150 [ 71.810093][ C2] __dev_notify_flags+0xe6/0x250 [ 71.810291][ C2] dev_change_flags+0xec/0x160 [ 71.810486][ C2] do_setlink+0x7d6/0x21e0 [ 71.810691][ C2] __rtnl_newlink+0xaa7/0xd80 [ 71.810888][ C2] rtnl_newlink+0x63/0xa0 [ 71.811083][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.811281][ C2] netlink_rcv_skb+0x130/0x360 [ 71.811477][ C2] netlink_unicast+0x449/0x710 [ 71.811675][ C2] netlink_sendmsg+0x723/0xbe0 [ 71.811869][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 71.812069][ C2] ___sys_sendmsg+0xee/0x170 [ 71.812271][ C2] __sys_sendmsg+0xcd/0x170 [ 71.812468][ C2] do_syscall_64+0xc6/0x1e0 [ 71.812682][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.812916][ C2] HARDIRQ-ON-R at: [ 71.813039][ C2] __lock_acquire+0x797/0x1570 [ 71.813241][ C2] lock_acquire.part.0+0xeb/0x330 [ 71.813437][ C2] _raw_read_lock_bh+0x44/0x80 [ 71.813635][ C2] inet6_fill_ifla6_attrs+0x516/0x740 [ 71.813834][ C2] inet6_fill_link_af+0x5e/0xe0 [ 71.814031][ C2] rtnl_fill_ifinfo+0x1612/0x29e0 [ 71.814231][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 71.814425][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 71.814655][ C2] rtmsg_ifinfo+0x5b/0xa0 [ 71.814856][ C2] register_netdevice+0x1177/0x1690 [ 71.815048][ C2] register_netdev+0x20/0x40 [ 71.815244][ C2] sit_init_net+0x250/0x4f0 [ 71.815447][ C2] ops_init+0x9b/0x560 [ 71.815605][ C2] register_pernet_operations+0x2db/0x710 [ 71.815838][ C2] register_pernet_device+0x2a/0x60 [ 71.816039][ C2] sit_init+0x23/0xe0 [ 71.816196][ C2] do_one_initcall+0x8d/0x1e0 [ 71.816393][ C2] do_initcalls+0x1b2/0x3e0 [ 71.816588][ C2] kernel_init_freeable+0x232/0x310 [ 71.816799][ C2] kernel_init+0x20/0x200 [ 71.816994][ C2] ret_from_fork+0x31/0x70 [ 71.817189][ C2] ret_from_fork_asm+0x1a/0x30 [ 71.817385][ C2] IN-SOFTIRQ-R at: [ 71.817501][ C2] __lock_acquire+0x797/0x1570 [ 71.817702][ C2] lock_acquire.part.0+0xeb/0x330 [ 71.817900][ C2] _raw_read_lock_bh+0x44/0x80 [ 71.818103][ C2] ipv6_get_lladdr+0xa9/0x3e0 [ 71.818296][ C2] ndisc_send_ns+0xe7/0x100 [ 71.818500][ C2] ndisc_solicit+0x2ae/0x4d0 [ 71.818693][ C2] neigh_probe+0xaa/0xf0 [ 71.818890][ C2] __neigh_event_send+0x7af/0xfe0 [ 71.819084][ C2] neigh_resolve_output+0x470/0x7c0 [ 71.819290][ C2] ip6_finish_output2+0x4ab/0xf80 [ 71.819486][ C2] ip6_finish_output+0x4ed/0xd30 [ 71.819682][ C2] ip6_output+0x1f3/0x770 [ 71.819875][ C2] ip6_forward+0xf29/0x2980 [ 71.820071][ C2] ipv6_rcv+0x626/0x810 [ 71.820370][ C2] __netif_receive_skb_one_core+0x118/0x1b0 [ 71.820610][ C2] process_backlog+0x103/0x670 [ 71.820808][ C2] __napi_poll.constprop.0+0xa2/0x460 [ 71.821102][ C2] net_rx_action+0x49f/0xc00 [ 71.821298][ C2] __do_softirq+0x1f8/0x5df [ 71.821493][ C2] do_softirq+0x4d/0xa0 [ 71.821795][ C2] __local_bh_enable_ip+0xf6/0x120 [ 71.821990][ C2] __neigh_event_send+0x2e4/0xfe0 [ 71.822189][ C2] neigh_resolve_output+0x470/0x7c0 [ 71.822383][ C2] ip6_finish_output2+0x4ab/0xf80 [ 71.822695][ C2] ip6_finish_output+0x4ed/0xd30 [ 71.822887][ C2] ip6_output+0x1f3/0x770 [ 71.823080][ C2] ip6_send_skb+0xbd/0x280 [ 71.823379][ C2] rawv6_push_pending_frames+0x518/0x9d0 [ 71.823619][ C2] rawv6_sendmsg+0x1287/0x17d0 [ 71.823820][ C2] __sys_sendto+0x332/0x410 [ 71.824121][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 71.824316][ C2] do_syscall_64+0xc6/0x1e0 [ 71.824512][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.824854][ C2] INITIAL USE at: [ 71.824972][ C2] __lock_acquire+0x797/0x1570 [ 71.825174][ C2] lock_acquire.part.0+0xeb/0x330 [ 71.825377][ C2] _raw_write_lock_bh+0x38/0x50 [ 71.825573][ C2] addrconf_permanent_addr+0x6e/0x670 [ 71.825772][ C2] addrconf_notify+0x749/0xd60 [ 71.825967][ C2] notifier_call_chain+0xcd/0x150 [ 71.826161][ C2] __dev_notify_flags+0xe6/0x250 [ 71.826357][ C2] dev_change_flags+0xec/0x160 [ 71.826559][ C2] do_setlink+0x7d6/0x21e0 [ 71.826751][ C2] __rtnl_newlink+0xaa7/0xd80 [ 71.827143][ C2] rtnl_newlink+0x63/0xa0 [ 71.827338][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 71.827530][ C2] netlink_rcv_skb+0x130/0x360 [ 71.827844][ C2] netlink_unicast+0x449/0x710 [ 71.828047][ C2] netlink_sendmsg+0x723/0xbe0 [ 71.828239][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 71.828432][ C2] ___sys_sendmsg+0xee/0x170 [ 71.828626][ C2] __sys_sendmsg+0xcd/0x170 [ 71.828831][ C2] do_syscall_64+0xc6/0x1e0 [ 71.829027][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.829269][ C2] INITIAL READ USE at: [ 71.829392][ C2] __lock_acquire+0x797/0x1570 [ 71.829589][ C2] lock_acquire.part.0+0xeb/0x330 [ 71.829789][ C2] _raw_read_lock_bh+0x44/0x80 [ 71.830093][ C2] inet6_fill_ifla6_attrs+0x516/0x740 [ 71.830339][ C2] inet6_fill_link_af+0x5e/0xe0 [ 71.830536][ C2] rtnl_fill_ifinfo+0x1612/0x29e0 [ 71.830832][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 71.831065][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 71.831298][ C2] rtmsg_ifinfo+0x5b/0xa0 [ 71.831592][ C2] register_netdevice+0x1177/0x1690 [ 71.831821][ C2] register_netdev+0x20/0x40 [ 71.832021][ C2] sit_init_net+0x250/0x4f0 [ 71.832318][ C2] ops_init+0x9b/0x560 [ 71.832513][ C2] register_pernet_operations+0x2db/0x710 [ 71.832757][ C2] register_pernet_device+0x2a/0x60 [ 71.833090][ C2] sit_init+0x23/0xe0 [ 71.833284][ C2] do_one_initcall+0x8d/0x1e0 [ 71.833483][ C2] do_initcalls+0x1b2/0x3e0 [ 71.833680][ C2] kernel_init_freeable+0x232/0x310 [ 71.834019][ C2] kernel_init+0x20/0x200 [ 71.834211][ C2] ret_from_fork+0x31/0x70 [ 71.834408][ C2] ret_from_fork_asm+0x1a/0x30 [ 71.834601][ C2] } [ 71.834681][ C2] ... key at: [] __key.37+0x0/0x40 [ 71.834921][ C2] ... acquired at: [ 71.835036][ C2] mark_lock+0x28d/0x3e0 [ 71.835193][ C2] mark_usage+0xd9/0x2a0 [ 71.835347][ C2] __lock_acquire+0x797/0x1570 [ 71.835502][ C2] lock_acquire.part.0+0xeb/0x330 [ 71.835656][ C2] _raw_read_lock_bh+0x44/0x80 [ 71.835926][ C2] ipv6_get_lladdr+0xa9/0x3e0 [ 71.836081][ C2] ndisc_send_ns+0xe7/0x100 [ 71.836243][ C2] ndisc_solicit+0x2ae/0x4d0 [ 71.836396][ C2] neigh_probe+0xaa/0xf0 [ 71.836552][ C2] __neigh_event_send+0x7af/0xfe0 [ 71.836706][ C2] neigh_resolve_output+0x470/0x7c0 [ 71.836861][ C2] ip6_finish_output2+0x4ab/0xf80 [ 71.837022][ C2] ip6_finish_output+0x4ed/0xd30 [ 71.837175][ C2] ip6_output+0x1f3/0x770 [ 71.837328][ C2] ip6_forward+0xf29/0x2980 [ 71.837488][ C2] ipv6_rcv+0x626/0x810 [ 71.837603][ C2] __netif_receive_skb_one_core+0x118/0x1b0 [ 71.837801][ C2] process_backlog+0x103/0x670 [ 71.838057][ C2] __napi_poll.constprop.0+0xa2/0x460 [ 71.838220][ C2] net_rx_action+0x49f/0xc00 [ 71.838373][ C2] __do_softirq+0x1f8/0x5df [ 71.838525][ C2] do_softirq+0x4d/0xa0 [ 71.838645][ C2] __local_bh_enable_ip+0xf6/0x120 [ 71.839013][ C2] __neigh_event_send+0x2e4/0xfe0 [ 71.839175][ C2] neigh_resolve_output+0x470/0x7c0 [ 71.839330][ C2] ip6_finish_output2+0x4ab/0xf80 [ 71.839483][ C2] ip6_finish_output+0x4ed/0xd30 [ 71.839638][ C2] ip6_output+0x1f3/0x770 [ 71.839792][ C2] ip6_send_skb+0xbd/0x280 [ 71.839952][ C2] rawv6_push_pending_frames+0x518/0x9d0 [ 71.840142][ C2] rawv6_sendmsg+0x1287/0x17d0 [ 71.840310][ C2] __sys_sendto+0x332/0x410 [ 71.840468][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 71.840622][ C2] do_syscall_64+0xc6/0x1e0 [ 71.840777][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.841067][ C2] [ 71.841146][ C2] [ 71.841146][ C2] stack backtrace: [ 71.841339][ C2] CPU: 2 PID: 592 Comm: ping6 Not tainted 6.9.0-rc1-virtme #1 [ 71.841573][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 71.842024][ C2] Call Trace: [ 71.842142][ C2] [ 71.842225][ C2] dump_stack_lvl+0x82/0xd0 [ 71.842386][ C2] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 71.842707][ C2] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 71.842901][ C2] ? __pfx_usage_skip+0x10/0x10 [ 71.843056][ C2] ? __pfx_usage_match+0x10/0x10 [ 71.843314][ C2] ? arch_stack_walk+0xa2/0xf0 [ 71.843474][ C2] mark_lock_irq+0x4cd/0xa10 [ 71.843636][ C2] ? __pfx_mark_lock_irq+0x10/0x10 [ 71.843794][ C2] ? stack_trace_save+0x94/0xd0 [ 71.843962][ C2] ? save_trace+0x8f/0x5b0 [ 71.844215][ C2] mark_lock+0x28d/0x3e0 [ 71.844332][ C2] mark_usage+0xd9/0x2a0 [ 71.844449][ C2] __lock_acquire+0x797/0x1570 [ 71.844605][ C2] lock_acquire.part.0+0xeb/0x330 [ 71.844871][ C2] ? ipv6_get_lladdr+0xa9/0x3e0 [ 71.845027][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 71.845181][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 71.845335][ C2] ? ipv6_get_lladdr+0xa9/0x3e0 [ 71.845488][ C2] ? lock_acquire+0x32/0xc0 [ 71.845643][ C2] ? ipv6_get_lladdr+0xa9/0x3e0 [ 71.845799][ C2] _raw_read_lock_bh+0x44/0x80 [ 71.845957][ C2] ? ipv6_get_lladdr+0xa9/0x3e0 [ 71.846112][ C2] ipv6_get_lladdr+0xa9/0x3e0 [ 71.846271][ C2] ndisc_send_ns+0xe7/0x100 [ 71.846427][ C2] ? __pfx_ndisc_send_ns+0x10/0x10 [ 71.846584][ C2] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 71.846791][ C2] ndisc_solicit+0x2ae/0x4d0 [ 71.847049][ C2] ? __pfx_ndisc_solicit+0x10/0x10 [ 71.847205][ C2] ? neigh_probe+0x57/0xf0 [ 71.847363][ C2] neigh_probe+0xaa/0xf0 [ 71.847482][ C2] __neigh_event_send+0x7af/0xfe0 [ 71.847746][ C2] neigh_resolve_output+0x470/0x7c0 [ 71.847913][ C2] ? __local_bh_enable_ip+0xa6/0x120 [ 71.848069][ C2] ? ___neigh_create+0x7c6/0xe10 [ 71.848224][ C2] ip6_finish_output2+0x4ab/0xf80 [ 71.848378][ C2] ip6_finish_output+0x4ed/0xd30 [ 71.848629][ C2] ip6_output+0x1f3/0x770 [ 71.848745][ C2] ? __pfx_ip6_output+0x10/0x10 [ 71.848900][ C2] ? ip6_dst_mtu_maybe_forward.constprop.0+0x188/0x300 [ 71.849096][ C2] ip6_forward+0xf29/0x2980 [ 71.849349][ C2] ? ip6_route_input+0x5a4/0xa50 [ 71.849507][ C2] ? __pfx_ip6_forward+0x10/0x10 [ 71.849664][ C2] ? ip6_rcv_core+0x9e5/0x1ae0 [ 71.849821][ C2] ? ipv6_rcv+0x626/0x810 [ 71.850034][ C2] ipv6_rcv+0x626/0x810 [ 71.850151][ C2] ? __pfx_ipv6_rcv+0x10/0x10 [ 71.850306][ C2] ? lock_acquire.part.0+0xeb/0x330 [ 71.850460][ C2] ? process_backlog+0x1f8/0x670 [ 71.850621][ C2] ? __pfx_ipv6_rcv+0x10/0x10 [ 71.850991][ C2] __netif_receive_skb_one_core+0x118/0x1b0 [ 71.851183][ C2] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 71.851374][ C2] ? process_backlog+0x1f8/0x670 [ 71.851530][ C2] ? lock_acquire+0x32/0xc0 [ 71.851683][ C2] ? process_backlog+0x1f8/0x670 [ 71.851837][ C2] process_backlog+0x103/0x670 [ 71.851999][ C2] ? find_held_lock+0x2c/0x110 [ 71.852153][ C2] __napi_poll.constprop.0+0xa2/0x460 [ 71.852313][ C2] net_rx_action+0x49f/0xc00 [ 71.852474][ C2] ? __pfx_net_rx_action+0x10/0x10 [ 71.852639][ C2] ? usage_skip+0x180/0x190 [ 71.852794][ C2] ? mark_held_locks+0x9e/0xe0 [ 71.853050][ C2] __do_softirq+0x1f8/0x5df [ 71.853205][ C2] ? __neigh_event_send+0x2df/0xfe0 [ 71.853361][ C2] do_softirq+0x4d/0xa0 [ 71.853478][ C2] [ 71.853566][ C2] [ 71.853652][ C2] __local_bh_enable_ip+0xf6/0x120 [ 71.853911][ C2] __neigh_event_send+0x2e4/0xfe0 [ 71.854066][ C2] neigh_resolve_output+0x470/0x7c0 [ 71.854221][ C2] ? __local_bh_enable_ip+0xa6/0x120 [ 71.854374][ C2] ? ___neigh_create+0x7c6/0xe10 [ 71.854628][ C2] ip6_finish_output2+0x4ab/0xf80 [ 71.854795][ C2] ip6_finish_output+0x4ed/0xd30 [ 71.854952][ C2] ip6_output+0x1f3/0x770 [ 71.855075][ C2] ? __pfx_ip6_output+0x10/0x10 [ 71.855330][ C2] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 71.855503][ C2] ? ip6_local_out+0x25/0x3b0 [ 71.855661][ C2] ip6_send_skb+0xbd/0x280 [ 71.855824][ C2] rawv6_push_pending_frames+0x518/0x9d0 [ 71.855985][ C2] ? __pfx_raw6_getfrag+0x10/0x10 [ 71.856236][ C2] ? ip6_append_data+0x185/0x540 [ 71.856392][ C2] ? __pfx_rawv6_push_pending_frames+0x10/0x10 [ 71.856612][ C2] rawv6_sendmsg+0x1287/0x17d0 [ 71.856782][ C2] ? __pfx_validate_chain+0x10/0x10 [ 71.857051][ C2] ? __pfx_rawv6_sendmsg+0x10/0x10 [ 71.857211][ C2] ? __lock_acquire+0xaf0/0x1570 [ 71.857369][ C2] ? find_held_lock+0x2c/0x110 [ 71.857531][ C2] ? __might_fault+0x11b/0x170 [ 71.857690][ C2] ? lock_acquire+0x32/0xc0 [ 71.857846][ C2] ? __might_fault+0xc3/0x170 [ 71.858009][ C2] ? __might_fault+0x11b/0x170 [ 71.858163][ C2] ? __sys_sendto+0x332/0x410 [ 71.858330][ C2] __sys_sendto+0x332/0x410 [ 71.858486][ C2] ? __pfx___sys_sendto+0x10/0x10 [ 71.858646][ C2] ? do_user_addr_fault+0x449/0xbe0 [ 71.858808][ C2] ? reacquire_held_locks+0x22f/0x4f0 [ 71.859065][ C2] ? __lock_release+0x103/0x460 [ 71.859230][ C2] ? do_user_addr_fault+0x4b8/0xbe0 [ 71.859387][ C2] ? __up_read+0x1a7/0x780 [ 71.859541][ C2] ? __pfx___up_read+0x10/0x10 [ 71.859706][ C2] ? do_user_addr_fault+0x4b8/0xbe0 [ 71.859978][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 71.860138][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 71.860341][ C2] do_syscall_64+0xc6/0x1e0 [ 71.860499][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.860696][ C2] RIP: 0033:0x7f790158685a [ 71.860859][ C2] 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 [ 71.861411][ C2] RSP: 002b:00007ffcc96ca8f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 71.861646][ C2] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007f790158685a [ 71.861980][ C2] RDX: 0000000000000040 RSI: 000000001a7e2340 RDI: 0000000000000005 [ 71.862211][ C2] RBP: 00007ffcc96ca980 R08: 0000000000418574 R09: 000000000000001c [ 71.862452][ C2] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000419ac0 [ 71.862905][ C2] R13: 000000000040305a R14: 0000000000415dd0 R15: 00007f79016ac000 [ 71.863139][ C2] [ 73.325446][ T600] GACT probability NOT on [ 83.394311][ T530] veth0: left allmulticast mode [ 83.394553][ T530] veth1: left allmulticast mode [ 83.394747][ T530] veth2: left allmulticast mode [ 83.394945][ T530] veth3: left allmulticast mode