[ 26.536828][ T273] 8021q: 802.1Q VLAN Support v1.8 [ 26.560325][ T272] ip (272) used greatest stack depth: 23328 bytes left [ 37.587500][ C3] [ 37.587671][ C3] ======================================================== [ 37.587919][ C3] WARNING: possible irq lock inversion dependency detected [ 37.588153][ C3] 6.9.0-rc1-virtme #1 Not tainted [ 37.588313][ C3] -------------------------------------------------------- [ 37.588546][ C3] ping6/330 just changed the state of lock: [ 37.588750][ C3] ffff888007350d80 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 37.589043][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 37.589281][ C3] (&p->alloc_lock){+.+.}-{2:2} [ 37.589285][ C3] [ 37.589285][ C3] [ 37.589285][ C3] and interrupts could create inverse lock ordering between them. [ 37.589285][ C3] [ 37.589863][ C3] [ 37.589863][ C3] other info that might help us debug this: [ 37.590091][ C3] Possible interrupt unsafe locking scenario: [ 37.590091][ C3] [ 37.590328][ C3] CPU0 CPU1 [ 37.590484][ C3] ---- ---- [ 37.590639][ C3] lock(&p->alloc_lock); [ 37.590759][ C3] local_irq_disable(); [ 37.590960][ C3] lock(&ndev->lock); [ 37.591158][ C3] lock(&p->alloc_lock); [ 37.591361][ C3] [ 37.591484][ C3] lock(&ndev->lock); [ 37.591606][ C3] [ 37.591606][ C3] *** DEADLOCK *** [ 37.591606][ C3] [ 37.591847][ C3] 5 locks held by ping6/330: [ 37.592003][ C3] #0: ffff88800236be98 (sk_lock-AF_INET6){+.+.}-{0:0}, at: rawv6_sendmsg+0xd17/0x17d0 [ 37.592295][ C3] #1: ffffffffa91522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 37.592572][ C3] #2: ffffffffa91522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 37.592852][ C3] #3: ffffffffa91522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 37.593128][ C3] #4: ffffffffa91522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 37.593404][ C3] [ 37.593404][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 37.593680][ C3] -> (&p->alloc_lock){+.+.}-{2:2} { [ 37.593848][ C3] HARDIRQ-ON-W at: [ 37.593967][ C3] __lock_acquire+0x797/0x1570 [ 37.594183][ C3] lock_acquire.part.0+0xeb/0x330 [ 37.594380][ C3] _raw_spin_lock+0x30/0x40 [ 37.594576][ C3] set_mems_allowed+0x1d/0x210 [ 37.594775][ C3] kernel_init_freeable+0x72/0x310 [ 37.594979][ C3] kernel_init+0x20/0x200 [ 37.595182][ C3] ret_from_fork+0x31/0x70 [ 37.595390][ C3] ret_from_fork_asm+0x1a/0x30 [ 37.595587][ C3] SOFTIRQ-ON-W at: [ 37.595713][ C3] __lock_acquire+0x797/0x1570 [ 37.595907][ C3] lock_acquire.part.0+0xeb/0x330 [ 37.596103][ C3] _raw_spin_lock+0x30/0x40 [ 37.596313][ C3] set_mems_allowed+0x1d/0x210 [ 37.596509][ C3] kernel_init_freeable+0x72/0x310 [ 37.596703][ C3] kernel_init+0x20/0x200 [ 37.596896][ C3] ret_from_fork+0x31/0x70 [ 37.597095][ C3] ret_from_fork_asm+0x1a/0x30 [ 37.597289][ C3] INITIAL USE at: [ 37.597411][ C3] __lock_acquire+0x797/0x1570 [ 37.597608][ C3] lock_acquire.part.0+0xeb/0x330 [ 37.597804][ C3] _raw_spin_lock+0x30/0x40 [ 37.597999][ C3] set_mems_allowed+0x1d/0x210 [ 37.598192][ C3] kernel_init_freeable+0x72/0x310 [ 37.598397][ C3] kernel_init+0x20/0x200 [ 37.598599][ C3] ret_from_fork+0x31/0x70 [ 37.598800][ C3] ret_from_fork_asm+0x1a/0x30 [ 37.599002][ C3] } [ 37.599087][ C3] ... key at: [] __key.387+0x0/0x40 [ 37.599322][ C3] ... acquired at: [ 37.599440][ C3] __lock_acquire+0xaf0/0x1570 [ 37.599598][ C3] lock_acquire.part.0+0xeb/0x330 [ 37.599755][ C3] _raw_spin_lock+0x30/0x40 [ 37.599916][ C3] __get_task_comm+0x27/0x70 [ 37.600074][ C3] ref_tracker_alloc+0x2ee/0x490 [ 37.600230][ C3] netdev_get_by_index+0x5e/0x80 [ 37.600390][ C3] fib6_nh_init+0x3d8/0x15b0 [ 37.600551][ C3] ip6_route_info_create+0xf18/0x17d0 [ 37.600708][ C3] addrconf_f6i_alloc+0x265/0x560 [ 37.600865][ C3] __ipv6_dev_ac_inc+0x25f/0xb10 [ 37.601026][ C3] addrconf_join_anycast+0x1c0/0x220 [ 37.601185][ C3] __ipv6_ifa_notify+0x6b3/0xaf0 [ 37.601342][ C3] addrconf_dad_completed+0x12b/0xe20 [ 37.601507][ C3] addrconf_dad_work+0x38c/0xab0 [ 37.601664][ C3] process_one_work+0xe2c/0x1730 [ 37.601834][ C3] worker_thread+0x587/0xd30 [ 37.601989][ C3] kthread+0x28a/0x350 [ 37.602107][ C3] ret_from_fork+0x31/0x70 [ 37.602267][ C3] ret_from_fork_asm+0x1a/0x30 [ 37.602427][ C3] [ 37.602509][ C3] -> (&ndev->lock){++.-}-{2:2} { [ 37.602669][ C3] HARDIRQ-ON-W at: [ 37.602797][ C3] __lock_acquire+0x797/0x1570 [ 37.602993][ C3] lock_acquire.part.0+0xeb/0x330 [ 37.603200][ C3] _raw_write_lock_bh+0x38/0x50 [ 37.603398][ C3] addrconf_permanent_addr+0x6e/0x670 [ 37.603604][ C3] addrconf_notify+0x749/0xd60 [ 37.603800][ C3] notifier_call_chain+0xcd/0x150 [ 37.603999][ C3] __dev_notify_flags+0xe6/0x250 [ 37.604200][ C3] dev_change_flags+0xec/0x160 [ 37.604397][ C3] do_setlink+0x7d6/0x21e0 [ 37.604597][ C3] __rtnl_newlink+0xaa7/0xd80 [ 37.604798][ C3] rtnl_newlink+0x63/0xa0 [ 37.604994][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 37.605192][ C3] netlink_rcv_skb+0x130/0x360 [ 37.605394][ C3] netlink_unicast+0x449/0x710 [ 37.605590][ C3] netlink_sendmsg+0x723/0xbe0 [ 37.605789][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 37.605988][ C3] ___sys_sendmsg+0xee/0x170 [ 37.606190][ C3] __sys_sendmsg+0xcd/0x170 [ 37.606401][ C3] do_syscall_64+0xc6/0x1e0 [ 37.606600][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 37.606836][ C3] HARDIRQ-ON-R at: [ 37.606954][ C3] __lock_acquire+0x797/0x1570 [ 37.607150][ C3] lock_acquire.part.0+0xeb/0x330 [ 37.607348][ C3] _raw_read_lock_bh+0x44/0x80 [ 37.607549][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 37.607744][ C3] inet6_fill_link_af+0x5e/0xe0 [ 37.607940][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 37.608136][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 37.608331][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 37.608576][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 37.608778][ C3] register_netdevice+0x1177/0x1690 [ 37.608973][ C3] register_netdev+0x20/0x40 [ 37.609169][ C3] sit_init_net+0x250/0x4f0 [ 37.609366][ C3] ops_init+0x9b/0x560 [ 37.609522][ C3] register_pernet_operations+0x2db/0x710 [ 37.609756][ C3] register_pernet_device+0x2a/0x60 [ 37.609956][ C3] sit_init+0x23/0xe0 [ 37.610114][ C3] do_one_initcall+0x8d/0x1e0 [ 37.610312][ C3] do_initcalls+0x1b2/0x3e0 [ 37.610604][ C3] kernel_init_freeable+0x232/0x310 [ 37.610801][ C3] kernel_init+0x20/0x200 [ 37.610997][ C3] ret_from_fork+0x31/0x70 [ 37.611199][ C3] ret_from_fork_asm+0x1a/0x30 [ 37.611497][ C3] IN-SOFTIRQ-R at: [ 37.611614][ C3] __lock_acquire+0x797/0x1570 [ 37.611830][ C3] lock_acquire.part.0+0xeb/0x330 [ 37.612025][ C3] _raw_read_lock_bh+0x44/0x80 [ 37.612325][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 37.612520][ C3] ndisc_send_ns+0xe7/0x100 [ 37.612721][ C3] ndisc_solicit+0x2ae/0x4d0 [ 37.612926][ C3] neigh_probe+0xaa/0xf0 [ 37.613228][ C3] __neigh_event_send+0x7af/0xfe0 [ 37.613423][ C3] neigh_resolve_output+0x470/0x7c0 [ 37.613619][ C3] ip6_finish_output2+0x4ab/0xf80 [ 37.613925][ C3] ip6_finish_output+0x4ed/0xd30 [ 37.614125][ C3] ip6_output+0x1f3/0x770 [ 37.614328][ C3] ip6_forward+0xf29/0x2980 [ 37.614524][ C3] ipv6_rcv+0x626/0x810 [ 37.614717][ C3] __netif_receive_skb_one_core+0x118/0x1b0 [ 37.614953][ C3] process_backlog+0x103/0x670 [ 37.615148][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 37.615451][ C3] net_rx_action+0x49f/0xc00 [ 37.615650][ C3] __do_softirq+0x1f8/0x5df [ 37.615843][ C3] do_softirq+0x4d/0xa0 [ 37.616138][ C3] __local_bh_enable_ip+0xf6/0x120 [ 37.616332][ C3] __neigh_event_send+0x2e4/0xfe0 [ 37.616529][ C3] neigh_resolve_output+0x470/0x7c0 [ 37.616827][ C3] ip6_finish_output2+0x4ab/0xf80 [ 37.617037][ C3] ip6_finish_output+0x4ed/0xd30 [ 37.617231][ C3] ip6_output+0x1f3/0x770 [ 37.617427][ C3] ip6_send_skb+0xbd/0x280 [ 37.617630][ C3] rawv6_push_pending_frames+0x518/0x9d0 [ 37.617864][ C3] rawv6_sendmsg+0x1287/0x17d0 [ 37.618060][ C3] __sys_sendto+0x332/0x410 [ 37.618368][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 37.618566][ C3] do_syscall_64+0xc6/0x1e0 [ 37.618769][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 37.619103][ C3] INITIAL USE at: [ 37.619222][ C3] __lock_acquire+0x797/0x1570 [ 37.619426][ C3] lock_acquire.part.0+0xeb/0x330 [ 37.619622][ C3] _raw_write_lock_bh+0x38/0x50 [ 37.619922][ C3] addrconf_permanent_addr+0x6e/0x670 [ 37.620118][ C3] addrconf_notify+0x749/0xd60 [ 37.620314][ C3] notifier_call_chain+0xcd/0x150 [ 37.620522][ C3] __dev_notify_flags+0xe6/0x250 [ 37.620719][ C3] dev_change_flags+0xec/0x160 [ 37.620924][ C3] do_setlink+0x7d6/0x21e0 [ 37.621124][ C3] __rtnl_newlink+0xaa7/0xd80 [ 37.621424][ C3] rtnl_newlink+0x63/0xa0 [ 37.621619][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 37.621832][ C3] netlink_rcv_skb+0x130/0x360 [ 37.622234][ C3] netlink_unicast+0x449/0x710 [ 37.622430][ C3] netlink_sendmsg+0x723/0xbe0 [ 37.622624][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 37.622826][ C3] ___sys_sendmsg+0xee/0x170 [ 37.623023][ C3] __sys_sendmsg+0xcd/0x170 [ 37.623227][ C3] do_syscall_64+0xc6/0x1e0 [ 37.623425][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 37.623663][ C3] INITIAL READ USE at: [ 37.623786][ C3] __lock_acquire+0x797/0x1570 [ 37.623982][ C3] lock_acquire.part.0+0xeb/0x330 [ 37.624187][ C3] _raw_read_lock_bh+0x44/0x80 [ 37.624497][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 37.624732][ C3] inet6_fill_link_af+0x5e/0xe0 [ 37.624930][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 37.625226][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 37.625467][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 37.625710][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 37.626009][ C3] register_netdevice+0x1177/0x1690 [ 37.626244][ C3] register_netdev+0x20/0x40 [ 37.626450][ C3] sit_init_net+0x250/0x4f0 [ 37.626746][ C3] ops_init+0x9b/0x560 [ 37.626948][ C3] register_pernet_operations+0x2db/0x710 [ 37.627182][ C3] register_pernet_device+0x2a/0x60 [ 37.627519][ C3] sit_init+0x23/0xe0 [ 37.627717][ C3] do_one_initcall+0x8d/0x1e0 [ 37.627915][ C3] do_initcalls+0x1b2/0x3e0 [ 37.628222][ C3] kernel_init_freeable+0x232/0x310 [ 37.628464][ C3] kernel_init+0x20/0x200 [ 37.628672][ C3] ret_from_fork+0x31/0x70 [ 37.628874][ C3] ret_from_fork_asm+0x1a/0x30 [ 37.629171][ C3] } [ 37.629253][ C3] ... key at: [] __key.37+0x0/0x40 [ 37.629495][ C3] ... acquired at: [ 37.629615][ C3] mark_lock+0x28d/0x3e0 [ 37.629885][ C3] mark_usage+0xd9/0x2a0 [ 37.630054][ C3] __lock_acquire+0x797/0x1570 [ 37.630215][ C3] lock_acquire.part.0+0xeb/0x330 [ 37.630375][ C3] _raw_read_lock_bh+0x44/0x80 [ 37.630535][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 37.630693][ C3] ndisc_send_ns+0xe7/0x100 [ 37.630860][ C3] ndisc_solicit+0x2ae/0x4d0 [ 37.631019][ C3] neigh_probe+0xaa/0xf0 [ 37.631183][ C3] __neigh_event_send+0x7af/0xfe0 [ 37.631343][ C3] neigh_resolve_output+0x470/0x7c0 [ 37.631505][ C3] ip6_finish_output2+0x4ab/0xf80 [ 37.631663][ C3] ip6_finish_output+0x4ed/0xd30 [ 37.631834][ C3] ip6_output+0x1f3/0x770 [ 37.632090][ C3] ip6_forward+0xf29/0x2980 [ 37.632246][ C3] ipv6_rcv+0x626/0x810 [ 37.632363][ C3] __netif_receive_skb_one_core+0x118/0x1b0 [ 37.632559][ C3] process_backlog+0x103/0x670 [ 37.632816][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 37.632978][ C3] net_rx_action+0x49f/0xc00 [ 37.633148][ C3] __do_softirq+0x1f8/0x5df [ 37.633303][ C3] do_softirq+0x4d/0xa0 [ 37.633425][ C3] __local_bh_enable_ip+0xf6/0x120 [ 37.633583][ C3] __neigh_event_send+0x2e4/0xfe0 [ 37.633738][ C3] neigh_resolve_output+0x470/0x7c0 [ 37.633892][ C3] ip6_finish_output2+0x4ab/0xf80 [ 37.634047][ C3] ip6_finish_output+0x4ed/0xd30 [ 37.634203][ C3] ip6_output+0x1f3/0x770 [ 37.634362][ C3] ip6_send_skb+0xbd/0x280 [ 37.634521][ C3] rawv6_push_pending_frames+0x518/0x9d0 [ 37.634723][ C3] rawv6_sendmsg+0x1287/0x17d0 [ 37.634982][ C3] __sys_sendto+0x332/0x410 [ 37.635139][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 37.635300][ C3] do_syscall_64+0xc6/0x1e0 [ 37.635461][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 37.635654][ C3] [ 37.635735][ C3] [ 37.635735][ C3] stack backtrace: [ 37.635926][ C3] CPU: 3 PID: 330 Comm: ping6 Not tainted 6.9.0-rc1-virtme #1 [ 37.636167][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 37.636612][ C3] Call Trace: [ 37.636734][ C3] [ 37.636817][ C3] dump_stack_lvl+0x82/0xd0 [ 37.637092][ C3] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 37.637289][ C3] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 37.637489][ C3] ? __pfx_usage_skip+0x10/0x10 [ 37.637651][ C3] ? __pfx_usage_match+0x10/0x10 [ 37.637907][ C3] ? arch_stack_walk+0xa2/0xf0 [ 37.638076][ C3] mark_lock_irq+0x4cd/0xa10 [ 37.638234][ C3] ? __pfx_mark_lock_irq+0x10/0x10 [ 37.638391][ C3] ? stack_trace_save+0x94/0xd0 [ 37.638652][ C3] ? save_trace+0x8f/0x5b0 [ 37.638809][ C3] mark_lock+0x28d/0x3e0 [ 37.638928][ C3] mark_usage+0xd9/0x2a0 [ 37.639045][ C3] __lock_acquire+0x797/0x1570 [ 37.639208][ C3] lock_acquire.part.0+0xeb/0x330 [ 37.639462][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 37.639620][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 37.639775][ C3] ? trace_lock_acquire+0x135/0x1c0 [ 37.639932][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 37.640187][ C3] ? lock_acquire+0x32/0xc0 [ 37.640342][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 37.640499][ C3] _raw_read_lock_bh+0x44/0x80 [ 37.640654][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 37.640812][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 37.641066][ C3] ndisc_send_ns+0xe7/0x100 [ 37.641221][ C3] ? __pfx_ndisc_send_ns+0x10/0x10 [ 37.641385][ C3] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 37.641581][ C3] ndisc_solicit+0x2ae/0x4d0 [ 37.641859][ C3] ? __pfx_ndisc_solicit+0x10/0x10 [ 37.642015][ C3] ? neigh_probe+0x57/0xf0 [ 37.642171][ C3] neigh_probe+0xaa/0xf0 [ 37.642292][ C3] __neigh_event_send+0x7af/0xfe0 [ 37.642462][ C3] neigh_resolve_output+0x470/0x7c0 [ 37.642617][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 37.642774][ C3] ? ___neigh_create+0x7c6/0xe10 [ 37.642929][ C3] ip6_finish_output2+0x4ab/0xf80 [ 37.643091][ C3] ip6_finish_output+0x4ed/0xd30 [ 37.643246][ C3] ip6_output+0x1f3/0x770 [ 37.643362][ C3] ? __pfx_ip6_output+0x10/0x10 [ 37.643517][ C3] ? ip6_dst_mtu_maybe_forward.constprop.0+0x188/0x300 [ 37.643715][ C3] ip6_forward+0xf29/0x2980 [ 37.643972][ C3] ? ip6_route_input+0x5a4/0xa50 [ 37.644131][ C3] ? __pfx_ip6_forward+0x10/0x10 [ 37.644297][ C3] ? ip6_rcv_core+0x9e5/0x1ae0 [ 37.644462][ C3] ? ipv6_rcv+0x626/0x810 [ 37.644580][ C3] ipv6_rcv+0x626/0x810 [ 37.644697][ C3] ? __pfx_ipv6_rcv+0x10/0x10 [ 37.644859][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 37.645020][ C3] ? process_backlog+0x1f8/0x670 [ 37.645178][ C3] ? __pfx_ipv6_rcv+0x10/0x10 [ 37.645333][ C3] __netif_receive_skb_one_core+0x118/0x1b0 [ 37.645531][ C3] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 37.645724][ C3] ? process_backlog+0x1f8/0x670 [ 37.645978][ C3] ? lock_acquire+0x32/0xc0 [ 37.646133][ C3] ? process_backlog+0x1f8/0x670 [ 37.646289][ C3] process_backlog+0x103/0x670 [ 37.646445][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 37.646608][ C3] net_rx_action+0x49f/0xc00 [ 37.646985][ C3] ? __pfx_net_rx_action+0x10/0x10 [ 37.647141][ C3] ? usage_skip+0x180/0x190 [ 37.647298][ C3] ? mark_held_locks+0x9e/0xe0 [ 37.647456][ C3] __do_softirq+0x1f8/0x5df [ 37.647613][ C3] ? __neigh_event_send+0x2df/0xfe0 [ 37.647772][ C3] do_softirq+0x4d/0xa0 [ 37.647890][ C3] [ 37.647975][ C3] [ 37.648055][ C3] __local_bh_enable_ip+0xf6/0x120 [ 37.648210][ C3] __neigh_event_send+0x2e4/0xfe0 [ 37.648367][ C3] neigh_resolve_output+0x470/0x7c0 [ 37.648523][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 37.648677][ C3] ? ___neigh_create+0x7c6/0xe10 [ 37.648835][ C3] ip6_finish_output2+0x4ab/0xf80 [ 37.649097][ C3] ip6_finish_output+0x4ed/0xd30 [ 37.649263][ C3] ip6_output+0x1f3/0x770 [ 37.649386][ C3] ? __pfx_ip6_output+0x10/0x10 [ 37.649550][ C3] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 37.649831][ C3] ? ip6_local_out+0x25/0x3b0 [ 37.649990][ C3] ip6_send_skb+0xbd/0x280 [ 37.650147][ C3] rawv6_push_pending_frames+0x518/0x9d0 [ 37.650307][ C3] ? __pfx_raw6_getfrag+0x10/0x10 [ 37.650480][ C3] ? ip6_append_data+0x185/0x540 [ 37.650636][ C3] ? __pfx_rawv6_push_pending_frames+0x10/0x10 [ 37.650830][ C3] rawv6_sendmsg+0x1287/0x17d0 [ 37.650989][ C3] ? __pfx_validate_chain+0x10/0x10 [ 37.651145][ C3] ? __pfx_rawv6_sendmsg+0x10/0x10 [ 37.651301][ C3] ? __lock_acquire+0xaf0/0x1570 [ 37.651459][ C3] ? find_held_lock+0x2c/0x110 [ 37.651620][ C3] ? __might_fault+0x11b/0x170 [ 37.651791][ C3] ? lock_acquire+0x32/0xc0 [ 37.652052][ C3] ? __might_fault+0xc3/0x170 [ 37.652208][ C3] ? __might_fault+0x11b/0x170 [ 37.652371][ C3] ? __sys_sendto+0x332/0x410 [ 37.652527][ C3] __sys_sendto+0x332/0x410 [ 37.652793][ C3] ? __pfx___sys_sendto+0x10/0x10 [ 37.652948][ C3] ? do_user_addr_fault+0x449/0xbe0 [ 37.653105][ C3] ? reacquire_held_locks+0x22f/0x4f0 [ 37.653262][ C3] ? __lock_release+0x103/0x460 [ 37.653517][ C3] ? do_user_addr_fault+0x4b8/0xbe0 [ 37.653673][ C3] ? __up_read+0x1a7/0x780 [ 37.653837][ C3] ? __pfx___up_read+0x10/0x10 [ 37.653997][ C3] ? do_user_addr_fault+0x4b8/0xbe0 [ 37.654252][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 37.654407][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 37.654600][ C3] do_syscall_64+0xc6/0x1e0 [ 37.654761][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 37.655053][ C3] RIP: 0033:0x7f4e93e6f85a [ 37.655216][ 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 [ 37.655906][ C3] RSP: 002b:00007ffdf8c99948 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 37.656143][ C3] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007f4e93e6f85a [ 37.656376][ C3] RDX: 0000000000000040 RSI: 000000001bea5340 RDI: 0000000000000005 [ 37.656612][ C3] RBP: 00007ffdf8c999d0 R08: 0000000000418574 R09: 000000000000001c [ 37.656846][ C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000419ac0 [ 37.657082][ C3] R13: 000000000040305a R14: 0000000000415dd0 R15: 00007f4e93f95000 [ 37.657317][ C3]