[ 25.897710][ T273] 8021q: 802.1Q VLAN Support v1.8 [ 36.786525][ C3] [ 36.786700][ C3] ======================================================== [ 36.786934][ C3] WARNING: possible irq lock inversion dependency detected [ 36.787167][ C3] 6.9.0-rc1-virtme #1 Not tainted [ 36.787332][ C3] -------------------------------------------------------- [ 36.787564][ C3] ping6/330 just changed the state of lock: [ 36.787761][ C3] ffff888005fb0d80 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 36.788051][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 36.788278][ C3] (&p->alloc_lock){+.+.}-{2:2} [ 36.788283][ C3] [ 36.788283][ C3] [ 36.788283][ C3] and interrupts could create inverse lock ordering between them. [ 36.788283][ C3] [ 36.788848][ C3] [ 36.788848][ C3] other info that might help us debug this: [ 36.789078][ C3] Possible interrupt unsafe locking scenario: [ 36.789078][ C3] [ 36.789309][ C3] CPU0 CPU1 [ 36.789471][ C3] ---- ---- [ 36.789645][ C3] lock(&p->alloc_lock); [ 36.789775][ C3] local_irq_disable(); [ 36.789965][ C3] lock(&ndev->lock); [ 36.790157][ C3] lock(&p->alloc_lock); [ 36.790358][ C3] [ 36.790476][ C3] lock(&ndev->lock); [ 36.790594][ C3] [ 36.790594][ C3] *** DEADLOCK *** [ 36.790594][ C3] [ 36.790820][ C3] 5 locks held by ping6/330: [ 36.790974][ C3] #0: ffff888005414618 (sk_lock-AF_INET6){+.+.}-{0:0}, at: rawv6_sendmsg+0xd17/0x17d0 [ 36.791254][ C3] #1: ffffffff9bb522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 36.791531][ C3] #2: ffffffff9bb522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 36.791818][ C3] #3: ffffffff9bb522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 36.792092][ C3] #4: ffffffff9bb522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 36.792365][ C3] [ 36.792365][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 36.792638][ C3] -> (&p->alloc_lock){+.+.}-{2:2} { [ 36.792798][ C3] HARDIRQ-ON-W at: [ 36.792917][ C3] __lock_acquire+0x797/0x1570 [ 36.793115][ C3] lock_acquire.part.0+0xeb/0x330 [ 36.793309][ C3] _raw_spin_lock+0x30/0x40 [ 36.793505][ C3] set_mems_allowed+0x1d/0x210 [ 36.793709][ C3] kernel_init_freeable+0x72/0x310 [ 36.793914][ C3] kernel_init+0x20/0x200 [ 36.794111][ C3] ret_from_fork+0x31/0x70 [ 36.794309][ C3] ret_from_fork_asm+0x1a/0x30 [ 36.794506][ C3] SOFTIRQ-ON-W at: [ 36.794623][ C3] __lock_acquire+0x797/0x1570 [ 36.794818][ C3] lock_acquire.part.0+0xeb/0x330 [ 36.795015][ C3] _raw_spin_lock+0x30/0x40 [ 36.795210][ C3] set_mems_allowed+0x1d/0x210 [ 36.795403][ C3] kernel_init_freeable+0x72/0x310 [ 36.795596][ C3] kernel_init+0x20/0x200 [ 36.795793][ C3] ret_from_fork+0x31/0x70 [ 36.795990][ C3] ret_from_fork_asm+0x1a/0x30 [ 36.796187][ C3] INITIAL USE at: [ 36.796305][ C3] __lock_acquire+0x797/0x1570 [ 36.796503][ C3] lock_acquire.part.0+0xeb/0x330 [ 36.796697][ C3] _raw_spin_lock+0x30/0x40 [ 36.796896][ C3] set_mems_allowed+0x1d/0x210 [ 36.797093][ C3] kernel_init_freeable+0x72/0x310 [ 36.797290][ C3] kernel_init+0x20/0x200 [ 36.797486][ C3] ret_from_fork+0x31/0x70 [ 36.797683][ C3] ret_from_fork_asm+0x1a/0x30 [ 36.797885][ C3] } [ 36.797968][ C3] ... key at: [] __key.387+0x0/0x40 [ 36.798204][ C3] ... acquired at: [ 36.798321][ C3] __lock_acquire+0xaf0/0x1570 [ 36.798483][ C3] lock_acquire.part.0+0xeb/0x330 [ 36.798642][ C3] _raw_spin_lock+0x30/0x40 [ 36.798798][ C3] __get_task_comm+0x27/0x70 [ 36.798954][ C3] ref_tracker_alloc+0x2ee/0x490 [ 36.799113][ C3] netdev_get_by_index+0x5e/0x80 [ 36.799272][ C3] fib6_nh_init+0x3d8/0x15b0 [ 36.799429][ C3] ip6_route_info_create+0xf18/0x17d0 [ 36.799584][ C3] addrconf_f6i_alloc+0x265/0x560 [ 36.799750][ C3] __ipv6_dev_ac_inc+0x25f/0xb10 [ 36.799912][ C3] addrconf_join_anycast+0x1c0/0x220 [ 36.800117][ C3] __ipv6_ifa_notify+0x6b3/0xaf0 [ 36.800286][ C3] addrconf_dad_completed+0x12b/0xe20 [ 36.800451][ C3] addrconf_dad_work+0x38c/0xab0 [ 36.800619][ C3] process_one_work+0xe2c/0x1730 [ 36.800786][ C3] worker_thread+0x587/0xd30 [ 36.800953][ C3] kthread+0x28a/0x350 [ 36.801080][ C3] ret_from_fork+0x31/0x70 [ 36.801253][ C3] ret_from_fork_asm+0x1a/0x30 [ 36.801420][ C3] [ 36.801504][ C3] -> (&ndev->lock){++.-}-{2:2} { [ 36.801674][ C3] HARDIRQ-ON-W at: [ 36.801801][ C3] __lock_acquire+0x797/0x1570 [ 36.802010][ C3] lock_acquire.part.0+0xeb/0x330 [ 36.802223][ C3] _raw_write_lock_bh+0x38/0x50 [ 36.802458][ C3] addrconf_permanent_addr+0x6e/0x670 [ 36.802654][ C3] addrconf_notify+0x749/0xd60 [ 36.802853][ C3] notifier_call_chain+0xcd/0x150 [ 36.803054][ C3] __dev_notify_flags+0xe6/0x250 [ 36.803249][ C3] dev_change_flags+0xec/0x160 [ 36.803448][ C3] do_setlink+0x7d6/0x21e0 [ 36.803644][ C3] __rtnl_newlink+0xaa7/0xd80 [ 36.803847][ C3] rtnl_newlink+0x63/0xa0 [ 36.804045][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 36.804243][ C3] netlink_rcv_skb+0x130/0x360 [ 36.804441][ C3] netlink_unicast+0x449/0x710 [ 36.804638][ C3] netlink_sendmsg+0x723/0xbe0 [ 36.804837][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 36.805039][ C3] ___sys_sendmsg+0xee/0x170 [ 36.805251][ C3] __sys_sendmsg+0xcd/0x170 [ 36.805552][ C3] do_syscall_64+0xc6/0x1e0 [ 36.805748][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 36.805982][ C3] HARDIRQ-ON-R at: [ 36.806098][ C3] __lock_acquire+0x797/0x1570 [ 36.806391][ C3] lock_acquire.part.0+0xeb/0x330 [ 36.806590][ C3] _raw_read_lock_bh+0x44/0x80 [ 36.806784][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 36.807090][ C3] inet6_fill_link_af+0x5e/0xe0 [ 36.807286][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 36.807480][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 36.807675][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 36.808013][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 36.808208][ C3] register_netdevice+0x1177/0x1690 [ 36.808407][ C3] register_netdev+0x20/0x40 [ 36.808604][ C3] sit_init_net+0x250/0x4f0 [ 36.808809][ C3] ops_init+0x9b/0x560 [ 36.808967][ C3] register_pernet_operations+0x2db/0x710 [ 36.809303][ C3] register_pernet_device+0x2a/0x60 [ 36.809496][ C3] sit_init+0x23/0xe0 [ 36.809661][ C3] do_one_initcall+0x8d/0x1e0 [ 36.809864][ C3] do_initcalls+0x1b2/0x3e0 [ 36.810160][ C3] kernel_init_freeable+0x232/0x310 [ 36.810357][ C3] kernel_init+0x20/0x200 [ 36.810563][ C3] ret_from_fork+0x31/0x70 [ 36.810864][ C3] ret_from_fork_asm+0x1a/0x30 [ 36.811061][ C3] IN-SOFTIRQ-R at: [ 36.811179][ C3] __lock_acquire+0x797/0x1570 [ 36.811384][ C3] lock_acquire.part.0+0xeb/0x330 [ 36.811580][ C3] _raw_read_lock_bh+0x44/0x80 [ 36.811775][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 36.811970][ C3] ndisc_send_ns+0xe7/0x100 [ 36.812171][ C3] ndisc_solicit+0x2ae/0x4d0 [ 36.812469][ C3] neigh_probe+0xaa/0xf0 [ 36.812673][ C3] __neigh_event_send+0x7af/0xfe0 [ 36.812869][ C3] neigh_resolve_output+0x470/0x7c0 [ 36.813161][ C3] ip6_finish_output2+0x4ab/0xf80 [ 36.813357][ C3] ip6_finish_output+0x4ed/0xd30 [ 36.813555][ C3] ip6_output+0x1f3/0x770 [ 36.813865][ C3] ip6_forward+0xf29/0x2980 [ 36.814066][ C3] ipv6_rcv+0x626/0x810 [ 36.814263][ C3] __netif_receive_skb_one_core+0x118/0x1b0 [ 36.814498][ C3] process_backlog+0x103/0x670 [ 36.814696][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 36.814896][ C3] net_rx_action+0x49f/0xc00 [ 36.815092][ C3] __do_softirq+0x1f8/0x5df [ 36.815492][ C3] do_softirq+0x4d/0xa0 [ 36.815689][ C3] __local_bh_enable_ip+0xf6/0x120 [ 36.815885][ C3] __neigh_event_send+0x2e4/0xfe0 [ 36.816183][ C3] neigh_resolve_output+0x470/0x7c0 [ 36.816381][ C3] ip6_finish_output2+0x4ab/0xf80 [ 36.816580][ C3] ip6_finish_output+0x4ed/0xd30 [ 36.816775][ C3] ip6_output+0x1f3/0x770 [ 36.817080][ C3] ip6_send_skb+0xbd/0x280 [ 36.817278][ C3] rawv6_push_pending_frames+0x518/0x9d0 [ 36.817514][ C3] rawv6_sendmsg+0x1287/0x17d0 [ 36.817809][ C3] __sys_sendto+0x332/0x410 [ 36.818012][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 36.818208][ C3] do_syscall_64+0xc6/0x1e0 [ 36.818507][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 36.818741][ C3] INITIAL USE at: [ 36.818859][ C3] __lock_acquire+0x797/0x1570 [ 36.819054][ C3] lock_acquire.part.0+0xeb/0x330 [ 36.819349][ C3] _raw_write_lock_bh+0x38/0x50 [ 36.819548][ C3] addrconf_permanent_addr+0x6e/0x670 [ 36.819754][ C3] addrconf_notify+0x749/0xd60 [ 36.820048][ C3] notifier_call_chain+0xcd/0x150 [ 36.820244][ C3] __dev_notify_flags+0xe6/0x250 [ 36.820439][ C3] dev_change_flags+0xec/0x160 [ 36.820647][ C3] do_setlink+0x7d6/0x21e0 [ 36.820949][ C3] __rtnl_newlink+0xaa7/0xd80 [ 36.821145][ C3] rtnl_newlink+0x63/0xa0 [ 36.821339][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 36.821533][ C3] netlink_rcv_skb+0x130/0x360 [ 36.821727][ C3] netlink_unicast+0x449/0x710 [ 36.821934][ C3] netlink_sendmsg+0x723/0xbe0 [ 36.822127][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 36.822424][ C3] ___sys_sendmsg+0xee/0x170 [ 36.822619][ C3] __sys_sendmsg+0xcd/0x170 [ 36.822822][ C3] do_syscall_64+0xc6/0x1e0 [ 36.823115][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 36.823347][ C3] INITIAL READ USE at: [ 36.823465][ C3] __lock_acquire+0x797/0x1570 [ 36.823662][ C3] lock_acquire.part.0+0xeb/0x330 [ 36.823958][ C3] _raw_read_lock_bh+0x44/0x80 [ 36.824159][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 36.824392][ C3] inet6_fill_link_af+0x5e/0xe0 [ 36.824590][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 36.824786][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 36.825022][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 36.825371][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 36.825570][ C3] register_netdevice+0x1177/0x1690 [ 36.825803][ C3] register_netdev+0x20/0x40 [ 36.826101][ C3] sit_init_net+0x250/0x4f0 [ 36.826300][ C3] ops_init+0x9b/0x560 [ 36.826500][ C3] register_pernet_operations+0x2db/0x710 [ 36.826835][ C3] register_pernet_device+0x2a/0x60 [ 36.827069][ C3] sit_init+0x23/0xe0 [ 36.827266][ C3] do_one_initcall+0x8d/0x1e0 [ 36.827566][ C3] do_initcalls+0x1b2/0x3e0 [ 36.827762][ C3] kernel_init_freeable+0x232/0x310 [ 36.828006][ C3] kernel_init+0x20/0x200 [ 36.828202][ C3] ret_from_fork+0x31/0x70 [ 36.828502][ C3] ret_from_fork_asm+0x1a/0x30 [ 36.828697][ C3] } [ 36.828777][ C3] ... key at: [] __key.37+0x0/0x40 [ 36.829110][ C3] ... acquired at: [ 36.829225][ C3] mark_lock+0x28d/0x3e0 [ 36.829386][ C3] mark_usage+0xd9/0x2a0 [ 36.829542][ C3] __lock_acquire+0x797/0x1570 [ 36.829710][ C3] lock_acquire.part.0+0xeb/0x330 [ 36.829969][ C3] _raw_read_lock_bh+0x44/0x80 [ 36.830127][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 36.830287][ C3] ndisc_send_ns+0xe7/0x100 [ 36.830445][ C3] ndisc_solicit+0x2ae/0x4d0 [ 36.830600][ C3] neigh_probe+0xaa/0xf0 [ 36.830756][ C3] __neigh_event_send+0x7af/0xfe0 [ 36.830915][ C3] neigh_resolve_output+0x470/0x7c0 [ 36.831070][ C3] ip6_finish_output2+0x4ab/0xf80 [ 36.831326][ C3] ip6_finish_output+0x4ed/0xd30 [ 36.831480][ C3] ip6_output+0x1f3/0x770 [ 36.831635][ C3] ip6_forward+0xf29/0x2980 [ 36.831790][ C3] ipv6_rcv+0x626/0x810 [ 36.831908][ C3] __netif_receive_skb_one_core+0x118/0x1b0 [ 36.832200][ C3] process_backlog+0x103/0x670 [ 36.832358][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 36.832514][ C3] net_rx_action+0x49f/0xc00 [ 36.832670][ C3] __do_softirq+0x1f8/0x5df [ 36.832928][ C3] do_softirq+0x4d/0xa0 [ 36.833047][ C3] __local_bh_enable_ip+0xf6/0x120 [ 36.833202][ C3] __neigh_event_send+0x2e4/0xfe0 [ 36.833357][ C3] neigh_resolve_output+0x470/0x7c0 [ 36.833512][ C3] ip6_finish_output2+0x4ab/0xf80 [ 36.833671][ C3] ip6_finish_output+0x4ed/0xd30 [ 36.833828][ C3] ip6_output+0x1f3/0x770 [ 36.833983][ C3] ip6_send_skb+0xbd/0x280 [ 36.834140][ C3] rawv6_push_pending_frames+0x518/0x9d0 [ 36.834433][ C3] rawv6_sendmsg+0x1287/0x17d0 [ 36.834588][ C3] __sys_sendto+0x332/0x410 [ 36.834746][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 36.834902][ C3] do_syscall_64+0xc6/0x1e0 [ 36.835159][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 36.835355][ C3] [ 36.835433][ C3] [ 36.835433][ C3] stack backtrace: [ 36.835625][ C3] CPU: 3 PID: 330 Comm: ping6 Not tainted 6.9.0-rc1-virtme #1 [ 36.835962][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 36.836313][ C3] Call Trace: [ 36.836437][ C3] [ 36.836524][ C3] dump_stack_lvl+0x82/0xd0 [ 36.836692][ C3] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 36.836889][ C3] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 36.837083][ C3] ? __pfx_usage_skip+0x10/0x10 [ 36.837339][ C3] ? __pfx_usage_match+0x10/0x10 [ 36.837494][ C3] ? arch_stack_walk+0xa2/0xf0 [ 36.837651][ C3] mark_lock_irq+0x4cd/0xa10 [ 36.837808][ C3] ? __pfx_mark_lock_irq+0x10/0x10 [ 36.838068][ C3] ? stack_trace_save+0x94/0xd0 [ 36.838228][ C3] ? save_trace+0x8f/0x5b0 [ 36.838385][ C3] mark_lock+0x28d/0x3e0 [ 36.838505][ C3] mark_usage+0xd9/0x2a0 [ 36.838622][ C3] __lock_acquire+0x797/0x1570 [ 36.838887][ C3] lock_acquire.part.0+0xeb/0x330 [ 36.839042][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 36.839198][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 36.839356][ C3] ? trace_lock_acquire+0x135/0x1c0 [ 36.839633][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 36.839791][ C3] ? lock_acquire+0x32/0xc0 [ 36.839955][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 36.840112][ C3] _raw_read_lock_bh+0x44/0x80 [ 36.840367][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 36.840522][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 36.840678][ C3] ndisc_send_ns+0xe7/0x100 [ 36.840841][ C3] ? __pfx_ndisc_send_ns+0x10/0x10 [ 36.841000][ C3] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 36.841305][ C3] ndisc_solicit+0x2ae/0x4d0 [ 36.841464][ C3] ? __pfx_ndisc_solicit+0x10/0x10 [ 36.841619][ C3] ? neigh_probe+0x57/0xf0 [ 36.841778][ C3] neigh_probe+0xaa/0xf0 [ 36.841997][ C3] __neigh_event_send+0x7af/0xfe0 [ 36.842154][ C3] neigh_resolve_output+0x470/0x7c0 [ 36.842311][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 36.842467][ C3] ? ___neigh_create+0x7c6/0xe10 [ 36.842627][ C3] ip6_finish_output2+0x4ab/0xf80 [ 36.842785][ C3] ip6_finish_output+0x4ed/0xd30 [ 36.842941][ C3] ip6_output+0x1f3/0x770 [ 36.843058][ C3] ? __pfx_ip6_output+0x10/0x10 [ 36.843221][ C3] ? ip6_dst_mtu_maybe_forward.constprop.0+0x188/0x300 [ 36.843520][ C3] ip6_forward+0xf29/0x2980 [ 36.843678][ C3] ? ip6_route_input+0x5a4/0xa50 [ 36.843841][ C3] ? __pfx_ip6_forward+0x10/0x10 [ 36.844004][ C3] ? ip6_rcv_core+0x9e5/0x1ae0 [ 36.844260][ C3] ? ipv6_rcv+0x626/0x810 [ 36.844377][ C3] ipv6_rcv+0x626/0x810 [ 36.844496][ C3] ? __pfx_ipv6_rcv+0x10/0x10 [ 36.844651][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 36.844907][ C3] ? process_backlog+0x1f8/0x670 [ 36.845065][ C3] ? __pfx_ipv6_rcv+0x10/0x10 [ 36.845234][ C3] __netif_receive_skb_one_core+0x118/0x1b0 [ 36.845428][ C3] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 36.845627][ C3] ? process_backlog+0x1f8/0x670 [ 36.845783][ C3] ? lock_acquire+0x32/0xc0 [ 36.845941][ C3] ? process_backlog+0x1f8/0x670 [ 36.846097][ C3] process_backlog+0x103/0x670 [ 36.846352][ C3] ? find_held_lock+0x2c/0x110 [ 36.846510][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 36.846668][ C3] net_rx_action+0x49f/0xc00 [ 36.846826][ C3] ? __pfx_net_rx_action+0x10/0x10 [ 36.846984][ C3] ? usage_skip+0x180/0x190 [ 36.847247][ C3] ? mark_held_locks+0x9e/0xe0 [ 36.847405][ C3] __do_softirq+0x1f8/0x5df [ 36.847562][ C3] ? __neigh_event_send+0x2df/0xfe0 [ 36.847720][ C3] do_softirq+0x4d/0xa0 [ 36.847939][ C3] [ 36.848021][ C3] [ 36.848100][ C3] __local_bh_enable_ip+0xf6/0x120 [ 36.848256][ C3] __neigh_event_send+0x2e4/0xfe0 [ 36.848414][ C3] neigh_resolve_output+0x470/0x7c0 [ 36.848575][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 36.848732][ C3] ? ___neigh_create+0x7c6/0xe10 [ 36.848888][ C3] ip6_finish_output2+0x4ab/0xf80 [ 36.849044][ C3] ip6_finish_output+0x4ed/0xd30 [ 36.849209][ C3] ip6_output+0x1f3/0x770 [ 36.849430][ C3] ? __pfx_ip6_output+0x10/0x10 [ 36.849586][ C3] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 36.849774][ C3] ? ip6_local_out+0x25/0x3b0 [ 36.849938][ C3] ip6_send_skb+0xbd/0x280 [ 36.850192][ C3] rawv6_push_pending_frames+0x518/0x9d0 [ 36.850348][ C3] ? __pfx_raw6_getfrag+0x10/0x10 [ 36.850504][ C3] ? ip6_append_data+0x185/0x540 [ 36.850659][ C3] ? __pfx_rawv6_push_pending_frames+0x10/0x10 [ 36.850959][ C3] rawv6_sendmsg+0x1287/0x17d0 [ 36.851174][ C3] ? __pfx_validate_chain+0x10/0x10 [ 36.851345][ C3] ? __pfx_rawv6_sendmsg+0x10/0x10 [ 36.851516][ C3] ? __lock_acquire+0xaf0/0x1570 [ 36.851886][ C3] ? hlock_class+0x4e/0x130 [ 36.852059][ C3] ? find_held_lock+0x2c/0x110 [ 36.852230][ C3] ? __might_fault+0x11b/0x170 [ 36.852401][ C3] ? lock_acquire+0x32/0xc0 [ 36.852573][ C3] ? __might_fault+0xc3/0x170 [ 36.852742][ C3] ? __might_fault+0x11b/0x170 [ 36.852911][ C3] ? __sys_sendto+0x332/0x410 [ 36.853081][ C3] __sys_sendto+0x332/0x410 [ 36.853249][ C3] ? __pfx___sys_sendto+0x10/0x10 [ 36.853526][ C3] ? find_held_lock+0x2c/0x110 [ 36.853697][ C3] ? __might_fault+0xc3/0x170 [ 36.853865][ C3] ? lock_acquire+0x32/0xc0 [ 36.854034][ C3] ? __might_fault+0xc3/0x170 [ 36.854304][ C3] ? trace_rseq_update+0xd2/0x130 [ 36.854475][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 36.854684][ C3] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 36.854896][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 36.855170][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 36.855380][ C3] do_syscall_64+0xc6/0x1e0 [ 36.855553][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 36.855767][ C3] RIP: 0033:0x7ff49314885a [ 36.856047][ 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 [ 36.856653][ C3] RSP: 002b:00007fff0cb89158 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 36.856908][ C3] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007ff49314885a [ 36.857161][ C3] RDX: 0000000000000040 RSI: 000000001cebc340 RDI: 0000000000000005 [ 36.857516][ C3] RBP: 00007fff0cb891e0 R08: 0000000000418574 R09: 000000000000001c [ 36.857766][ C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000419ac0 [ 36.858024][ C3] R13: 000000000040305a R14: 0000000000415dd0 R15: 00007ff49326e000 [ 36.858384][ C3]