[ 27.437566][ T273] 8021q: 802.1Q VLAN Support v1.8 [ 38.647257][ C0] [ 38.647481][ C0] ======================================================== [ 38.647828][ C0] WARNING: possible irq lock inversion dependency detected [ 38.648224][ C0] 6.9.0-rc1-virtme #1 Not tainted [ 38.648484][ C0] -------------------------------------------------------- [ 38.648865][ C0] ping6/330 just changed the state of lock: [ 38.649183][ C0] ffff88800e032580 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 38.649650][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 38.650028][ C0] (&p->alloc_lock){+.+.}-{2:2} [ 38.650036][ C0] [ 38.650036][ C0] [ 38.650036][ C0] and interrupts could create inverse lock ordering between them. [ 38.650036][ C0] [ 38.650979][ C0] [ 38.650979][ C0] other info that might help us debug this: [ 38.651356][ C0] Possible interrupt unsafe locking scenario: [ 38.651356][ C0] [ 38.651737][ C0] CPU0 CPU1 [ 38.651994][ C0] ---- ---- [ 38.652257][ C0] lock(&p->alloc_lock); [ 38.652456][ C0] local_irq_disable(); [ 38.652796][ C0] lock(&ndev->lock); [ 38.653119][ C0] lock(&p->alloc_lock); [ 38.653445][ C0] [ 38.653644][ C0] lock(&ndev->lock); [ 38.653845][ C0] [ 38.653845][ C0] *** DEADLOCK *** [ 38.653845][ C0] [ 38.654231][ C0] 5 locks held by ping6/330: [ 38.654492][ C0] #0: ffff88800532c618 (sk_lock-AF_INET6){+.+.}-{0:0}, at: rawv6_sendmsg+0xd17/0x17d0 [ 38.654962][ C0] #1: ffffffff9eb522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 38.655425][ C0] #2: ffffffff9eb522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 38.655891][ C0] #3: ffffffff9eb522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 38.656358][ C0] #4: ffffffff9eb522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 38.656817][ C0] [ 38.656817][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 38.657263][ C0] -> (&p->alloc_lock){+.+.}-{2:2} { [ 38.657535][ C0] HARDIRQ-ON-W at: [ 38.657738][ C0] __lock_acquire+0x797/0x1570 [ 38.658079][ C0] lock_acquire.part.0+0xeb/0x330 [ 38.658407][ C0] _raw_spin_lock+0x30/0x40 [ 38.658740][ C0] set_mems_allowed+0x1d/0x210 [ 38.659072][ C0] kernel_init_freeable+0x72/0x310 [ 38.659406][ C0] kernel_init+0x20/0x200 [ 38.659739][ C0] ret_from_fork+0x31/0x70 [ 38.660073][ C0] ret_from_fork_asm+0x1a/0x30 [ 38.660401][ C0] SOFTIRQ-ON-W at: [ 38.660599][ C0] __lock_acquire+0x797/0x1570 [ 38.660930][ C0] lock_acquire.part.0+0xeb/0x330 [ 38.661257][ C0] _raw_spin_lock+0x30/0x40 [ 38.661587][ C0] set_mems_allowed+0x1d/0x210 [ 38.661919][ C0] kernel_init_freeable+0x72/0x310 [ 38.662251][ C0] kernel_init+0x20/0x200 [ 38.662589][ C0] ret_from_fork+0x31/0x70 [ 38.662923][ C0] ret_from_fork_asm+0x1a/0x30 [ 38.663252][ C0] INITIAL USE at: [ 38.663449][ C0] __lock_acquire+0x797/0x1570 [ 38.663781][ C0] lock_acquire.part.0+0xeb/0x330 [ 38.664107][ C0] _raw_spin_lock+0x30/0x40 [ 38.664446][ C0] set_mems_allowed+0x1d/0x210 [ 38.664774][ C0] kernel_init_freeable+0x72/0x310 [ 38.665105][ C0] kernel_init+0x20/0x200 [ 38.665437][ C0] ret_from_fork+0x31/0x70 [ 38.665765][ C0] ret_from_fork_asm+0x1a/0x30 [ 38.666097][ C0] } [ 38.666236][ C0] ... key at: [] __key.387+0x0/0x40 [ 38.666658][ C0] ... acquired at: [ 38.666857][ C0] __lock_acquire+0xaf0/0x1570 [ 38.667123][ C0] lock_acquire.part.0+0xeb/0x330 [ 38.667385][ C0] _raw_spin_lock+0x30/0x40 [ 38.667649][ C0] __get_task_comm+0x27/0x70 [ 38.667914][ C0] ref_tracker_alloc+0x2ee/0x490 [ 38.668200][ C0] netdev_get_by_index+0x5e/0x80 [ 38.668465][ C0] fib6_nh_init+0x3d8/0x15b0 [ 38.668733][ C0] ip6_route_info_create+0xf18/0x17d0 [ 38.668997][ C0] addrconf_f6i_alloc+0x265/0x560 [ 38.669261][ C0] __ipv6_dev_ac_inc+0x25f/0xb10 [ 38.669523][ C0] addrconf_join_anycast+0x1c0/0x220 [ 38.669783][ C0] dev_forward_change+0x2a6/0x7b0 [ 38.670059][ C0] addrconf_fixup_forwarding+0x23f/0x460 [ 38.670389][ C0] addrconf_sysctl_forward+0x212/0x2b0 [ 38.670650][ C0] proc_sys_call_handler+0x403/0x5e0 [ 38.670913][ C0] vfs_write+0x9e5/0x10a0 [ 38.671175][ C0] ksys_write+0xf5/0x1e0 [ 38.671436][ C0] do_syscall_64+0xc6/0x1e0 [ 38.671698][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.672022][ C0] [ 38.672167][ C0] -> (&ndev->lock){++.-}-{2:2} { [ 38.672434][ C0] HARDIRQ-ON-W at: [ 38.672640][ C0] __lock_acquire+0x797/0x1570 [ 38.672968][ C0] lock_acquire.part.0+0xeb/0x330 [ 38.673301][ C0] _raw_write_lock_bh+0x38/0x50 [ 38.673628][ C0] addrconf_permanent_addr+0x6e/0x670 [ 38.673955][ C0] addrconf_notify+0x749/0xd60 [ 38.674289][ C0] notifier_call_chain+0xcd/0x150 [ 38.674622][ C0] __dev_notify_flags+0xe6/0x250 [ 38.674949][ C0] dev_change_flags+0xec/0x160 [ 38.675277][ C0] do_setlink+0x7d6/0x21e0 [ 38.675625][ C0] __rtnl_newlink+0xaa7/0xd80 [ 38.675970][ C0] rtnl_newlink+0x63/0xa0 [ 38.676337][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 38.676669][ C0] netlink_rcv_skb+0x130/0x360 [ 38.677196][ C0] netlink_unicast+0x449/0x710 [ 38.677533][ C0] netlink_sendmsg+0x723/0xbe0 [ 38.677868][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 38.678371][ C0] ___sys_sendmsg+0xee/0x170 [ 38.678619][ C0] __sys_sendmsg+0xcd/0x170 [ 38.678820][ C0] do_syscall_64+0xc6/0x1e0 [ 38.679029][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.679368][ C0] HARDIRQ-ON-R at: [ 38.679490][ C0] __lock_acquire+0x797/0x1570 [ 38.679689][ C0] lock_acquire.part.0+0xeb/0x330 [ 38.679981][ C0] _raw_read_lock_bh+0x44/0x80 [ 38.680216][ C0] inet6_fill_ifla6_attrs+0x516/0x740 [ 38.680430][ C0] inet6_fill_link_af+0x5e/0xe0 [ 38.680637][ C0] rtnl_fill_ifinfo+0x1612/0x29e0 [ 38.680942][ C0] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 38.681149][ C0] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 38.681399][ C0] rtmsg_ifinfo+0x5b/0xa0 [ 38.681710][ C0] register_netdevice+0x1177/0x1690 [ 38.681926][ C0] register_netdev+0x20/0x40 [ 38.682134][ C0] sit_init_net+0x250/0x4f0 [ 38.682445][ C0] ops_init+0x9b/0x560 [ 38.682626][ C0] register_pernet_operations+0x2db/0x710 [ 38.682875][ C0] register_pernet_device+0x2a/0x60 [ 38.683083][ C0] sit_init+0x23/0xe0 [ 38.683368][ C0] do_one_initcall+0x8d/0x1e0 [ 38.683578][ C0] do_initcalls+0x1b2/0x3e0 [ 38.683787][ C0] kernel_init_freeable+0x232/0x310 [ 38.684104][ C0] kernel_init+0x20/0x200 [ 38.684317][ C0] ret_from_fork+0x31/0x70 [ 38.684525][ C0] ret_from_fork_asm+0x1a/0x30 [ 38.684736][ C0] IN-SOFTIRQ-R at: [ 38.684866][ C0] __lock_acquire+0x797/0x1570 [ 38.685075][ C0] lock_acquire.part.0+0xeb/0x330 [ 38.685283][ C0] _raw_read_lock_bh+0x44/0x80 [ 38.685592][ C0] ipv6_get_lladdr+0xa9/0x3e0 [ 38.685800][ C0] ndisc_send_ns+0xe7/0x100 [ 38.686014][ C0] ndisc_solicit+0x2ae/0x4d0 [ 38.686228][ C0] neigh_probe+0xaa/0xf0 [ 38.686540][ C0] __neigh_event_send+0x7af/0xfe0 [ 38.686748][ C0] neigh_resolve_output+0x470/0x7c0 [ 38.686958][ C0] ip6_finish_output2+0x4ab/0xf80 [ 38.687264][ C0] ip6_finish_output+0x4ed/0xd30 [ 38.687472][ C0] ip6_output+0x1f3/0x770 [ 38.687681][ C0] ip6_forward+0xf29/0x2980 [ 38.687891][ C0] ipv6_rcv+0x626/0x810 [ 38.688200][ C0] __netif_receive_skb_one_core+0x118/0x1b0 [ 38.688450][ C0] process_backlog+0x103/0x670 [ 38.688659][ C0] __napi_poll.constprop.0+0xa2/0x460 [ 38.688868][ C0] net_rx_action+0x49f/0xc00 [ 38.689078][ C0] __do_softirq+0x1f8/0x5df [ 38.689294][ C0] do_softirq+0x4d/0xa0 [ 38.689506][ C0] __local_bh_enable_ip+0xf6/0x120 [ 38.689716][ C0] __neigh_event_send+0x2e4/0xfe0 [ 38.689927][ C0] neigh_resolve_output+0x470/0x7c0 [ 38.690132][ C0] ip6_finish_output2+0x4ab/0xf80 [ 38.690441][ C0] ip6_finish_output+0x4ed/0xd30 [ 38.690652][ C0] ip6_output+0x1f3/0x770 [ 38.690858][ C0] ip6_send_skb+0xbd/0x280 [ 38.691174][ C0] rawv6_push_pending_frames+0x518/0x9d0 [ 38.691423][ C0] rawv6_sendmsg+0x1287/0x17d0 [ 38.691628][ C0] __sys_sendto+0x332/0x410 [ 38.691834][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 38.692037][ C0] do_syscall_64+0xc6/0x1e0 [ 38.692246][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.692492][ C0] INITIAL USE at: [ 38.692630][ C0] __lock_acquire+0x797/0x1570 [ 38.692833][ C0] lock_acquire.part.0+0xeb/0x330 [ 38.693038][ C0] _raw_write_lock_bh+0x38/0x50 [ 38.693346][ C0] addrconf_permanent_addr+0x6e/0x670 [ 38.693555][ C0] addrconf_notify+0x749/0xd60 [ 38.693761][ C0] notifier_call_chain+0xcd/0x150 [ 38.693971][ C0] __dev_notify_flags+0xe6/0x250 [ 38.694285][ C0] dev_change_flags+0xec/0x160 [ 38.694493][ C0] do_setlink+0x7d6/0x21e0 [ 38.694698][ C0] __rtnl_newlink+0xaa7/0xd80 [ 38.694903][ C0] rtnl_newlink+0x63/0xa0 [ 38.695115][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 38.695321][ C0] netlink_rcv_skb+0x130/0x360 [ 38.695530][ C0] netlink_unicast+0x449/0x710 [ 38.695736][ C0] netlink_sendmsg+0x723/0xbe0 [ 38.695943][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 38.696148][ C0] ___sys_sendmsg+0xee/0x170 [ 38.696458][ C0] __sys_sendmsg+0xcd/0x170 [ 38.696680][ C0] do_syscall_64+0xc6/0x1e0 [ 38.696890][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.697236][ C0] INITIAL READ USE at: [ 38.697364][ C0] __lock_acquire+0x797/0x1570 [ 38.697572][ C0] lock_acquire.part.0+0xeb/0x330 [ 38.697780][ C0] _raw_read_lock_bh+0x44/0x80 [ 38.698202][ C0] inet6_fill_ifla6_attrs+0x516/0x740 [ 38.698453][ C0] inet6_fill_link_af+0x5e/0xe0 [ 38.698659][ C0] rtnl_fill_ifinfo+0x1612/0x29e0 [ 38.698868][ C0] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 38.699120][ C0] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 38.699373][ C0] rtmsg_ifinfo+0x5b/0xa0 [ 38.699584][ C0] register_netdevice+0x1177/0x1690 [ 38.699835][ C0] register_netdev+0x20/0x40 [ 38.700075][ C0] sit_init_net+0x250/0x4f0 [ 38.700378][ C0] ops_init+0x9b/0x560 [ 38.700574][ C0] register_pernet_operations+0x2db/0x710 [ 38.700810][ C0] register_pernet_device+0x2a/0x60 [ 38.701182][ C0] sit_init+0x23/0xe0 [ 38.701383][ C0] do_one_initcall+0x8d/0x1e0 [ 38.701581][ C0] do_initcalls+0x1b2/0x3e0 [ 38.701778][ C0] kernel_init_freeable+0x232/0x310 [ 38.702014][ C0] kernel_init+0x20/0x200 [ 38.702215][ C0] ret_from_fork+0x31/0x70 [ 38.702417][ C0] ret_from_fork_asm+0x1a/0x30 [ 38.702623][ C0] } [ 38.702706][ C0] ... key at: [] __key.37+0x0/0x40 [ 38.702945][ C0] ... acquired at: [ 38.703060][ C0] mark_lock+0x28d/0x3e0 [ 38.703332][ C0] mark_usage+0xd9/0x2a0 [ 38.703489][ C0] __lock_acquire+0x797/0x1570 [ 38.703648][ C0] lock_acquire.part.0+0xeb/0x330 [ 38.703802][ C0] _raw_read_lock_bh+0x44/0x80 [ 38.704070][ C0] ipv6_get_lladdr+0xa9/0x3e0 [ 38.704225][ C0] ndisc_send_ns+0xe7/0x100 [ 38.704379][ C0] ndisc_solicit+0x2ae/0x4d0 [ 38.704536][ C0] neigh_probe+0xaa/0xf0 [ 38.704691][ C0] __neigh_event_send+0x7af/0xfe0 [ 38.704844][ C0] neigh_resolve_output+0x470/0x7c0 [ 38.705014][ C0] ip6_finish_output2+0x4ab/0xf80 [ 38.705189][ C0] ip6_finish_output+0x4ed/0xd30 [ 38.705343][ C0] ip6_output+0x1f3/0x770 [ 38.705496][ C0] ip6_forward+0xf29/0x2980 [ 38.705650][ C0] ipv6_rcv+0x626/0x810 [ 38.705769][ C0] __netif_receive_skb_one_core+0x118/0x1b0 [ 38.705960][ C0] process_backlog+0x103/0x670 [ 38.706215][ C0] __napi_poll.constprop.0+0xa2/0x460 [ 38.706369][ C0] net_rx_action+0x49f/0xc00 [ 38.706542][ C0] __do_softirq+0x1f8/0x5df [ 38.706697][ C0] do_softirq+0x4d/0xa0 [ 38.706815][ C0] __local_bh_enable_ip+0xf6/0x120 [ 38.707072][ C0] __neigh_event_send+0x2e4/0xfe0 [ 38.707226][ C0] neigh_resolve_output+0x470/0x7c0 [ 38.707380][ C0] ip6_finish_output2+0x4ab/0xf80 [ 38.707532][ C0] ip6_finish_output+0x4ed/0xd30 [ 38.707792][ C0] ip6_output+0x1f3/0x770 [ 38.707948][ C0] ip6_send_skb+0xbd/0x280 [ 38.708107][ C0] rawv6_push_pending_frames+0x518/0x9d0 [ 38.708298][ C0] rawv6_sendmsg+0x1287/0x17d0 [ 38.708553][ C0] __sys_sendto+0x332/0x410 [ 38.708710][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 38.708868][ C0] do_syscall_64+0xc6/0x1e0 [ 38.709032][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.709331][ C0] [ 38.709417][ C0] [ 38.709417][ C0] stack backtrace: [ 38.709608][ C0] CPU: 0 PID: 330 Comm: ping6 Not tainted 6.9.0-rc1-virtme #1 [ 38.709853][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 38.710402][ C0] Call Trace: [ 38.710521][ C0] [ 38.710628][ C0] dump_stack_lvl+0x82/0xd0 [ 38.710787][ C0] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 38.710988][ C0] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 38.711182][ C0] ? __pfx_usage_skip+0x10/0x10 [ 38.711358][ C0] ? __pfx_usage_match+0x10/0x10 [ 38.711511][ C0] ? arch_stack_walk+0xa2/0xf0 [ 38.711666][ C0] mark_lock_irq+0x4cd/0xa10 [ 38.711821][ C0] ? __pfx_mark_lock_irq+0x10/0x10 [ 38.711975][ C0] ? stack_trace_save+0x94/0xd0 [ 38.712135][ C0] ? save_trace+0x8f/0x5b0 [ 38.712393][ C0] mark_lock+0x28d/0x3e0 [ 38.712520][ C0] mark_usage+0xd9/0x2a0 [ 38.712638][ C0] __lock_acquire+0x797/0x1570 [ 38.712794][ C0] lock_acquire.part.0+0xeb/0x330 [ 38.713058][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.713218][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 38.713371][ C0] ? trace_lock_acquire+0x135/0x1c0 [ 38.713524][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.713677][ C0] ? lock_acquire+0x32/0xc0 [ 38.713834][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.713987][ C0] _raw_read_lock_bh+0x44/0x80 [ 38.714140][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.714292][ C0] ipv6_get_lladdr+0xa9/0x3e0 [ 38.714446][ C0] ndisc_send_ns+0xe7/0x100 [ 38.714598][ C0] ? __pfx_ndisc_send_ns+0x10/0x10 [ 38.714752][ C0] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 38.714943][ C0] ndisc_solicit+0x2ae/0x4d0 [ 38.715203][ C0] ? __pfx_ndisc_solicit+0x10/0x10 [ 38.715363][ C0] ? neigh_probe+0x57/0xf0 [ 38.715518][ C0] neigh_probe+0xaa/0xf0 [ 38.715635][ C0] __neigh_event_send+0x7af/0xfe0 [ 38.715790][ C0] neigh_resolve_output+0x470/0x7c0 [ 38.715941][ C0] ? __local_bh_enable_ip+0xa6/0x120 [ 38.716093][ C0] ? ___neigh_create+0x7c6/0xe10 [ 38.716247][ C0] ip6_finish_output2+0x4ab/0xf80 [ 38.716401][ C0] ip6_finish_output+0x4ed/0xd30 [ 38.716564][ C0] ip6_output+0x1f3/0x770 [ 38.716682][ C0] ? __pfx_ip6_output+0x10/0x10 [ 38.716838][ C0] ? ip6_dst_mtu_maybe_forward.constprop.0+0x188/0x300 [ 38.717048][ C0] ip6_forward+0xf29/0x2980 [ 38.717303][ C0] ? ip6_route_input+0x5a4/0xa50 [ 38.717461][ C0] ? __pfx_ip6_forward+0x10/0x10 [ 38.717615][ C0] ? ip6_rcv_core+0x9e5/0x1ae0 [ 38.717771][ C0] ? ipv6_rcv+0x626/0x810 [ 38.717986][ C0] ipv6_rcv+0x626/0x810 [ 38.718108][ C0] ? __pfx_ipv6_rcv+0x10/0x10 [ 38.718266][ C0] ? lock_acquire.part.0+0xeb/0x330 [ 38.718421][ C0] ? process_backlog+0x1f8/0x670 [ 38.718579][ C0] ? __pfx_ipv6_rcv+0x10/0x10 [ 38.718830][ C0] __netif_receive_skb_one_core+0x118/0x1b0 [ 38.719021][ C0] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 38.719211][ C0] ? process_backlog+0x1f8/0x670 [ 38.719364][ C0] ? lock_acquire+0x32/0xc0 [ 38.719622][ C0] ? process_backlog+0x1f8/0x670 [ 38.719776][ C0] process_backlog+0x103/0x670 [ 38.719929][ C0] ? find_held_lock+0x2c/0x110 [ 38.720086][ C0] __napi_poll.constprop.0+0xa2/0x460 [ 38.720340][ C0] net_rx_action+0x49f/0xc00 [ 38.720498][ C0] ? __pfx_net_rx_action+0x10/0x10 [ 38.720653][ C0] ? usage_skip+0x180/0x190 [ 38.720806][ C0] ? mark_held_locks+0x9e/0xe0 [ 38.721062][ C0] __do_softirq+0x1f8/0x5df [ 38.721224][ C0] ? __neigh_event_send+0x2df/0xfe0 [ 38.721379][ C0] do_softirq+0x4d/0xa0 [ 38.721496][ C0] [ 38.721575][ C0] [ 38.721655][ C0] __local_bh_enable_ip+0xf6/0x120 [ 38.721808][ C0] __neigh_event_send+0x2e4/0xfe0 [ 38.721963][ C0] neigh_resolve_output+0x470/0x7c0 [ 38.722117][ C0] ? __local_bh_enable_ip+0xa6/0x120 [ 38.722274][ C0] ? ___neigh_create+0x7c6/0xe10 [ 38.722542][ C0] ip6_finish_output2+0x4ab/0xf80 [ 38.722700][ C0] ip6_finish_output+0x4ed/0xd30 [ 38.722855][ C0] ip6_output+0x1f3/0x770 [ 38.722971][ C0] ? __pfx_ip6_output+0x10/0x10 [ 38.723225][ C0] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 38.723385][ C0] ? ip6_local_out+0x25/0x3b0 [ 38.723541][ C0] ip6_send_skb+0xbd/0x280 [ 38.723696][ C0] rawv6_push_pending_frames+0x518/0x9d0 [ 38.723854][ C0] ? __pfx_raw6_getfrag+0x10/0x10 [ 38.724111][ C0] ? ip6_append_data+0x185/0x540 [ 38.724264][ C0] ? __pfx_rawv6_push_pending_frames+0x10/0x10 [ 38.724455][ C0] rawv6_sendmsg+0x1287/0x17d0 [ 38.724608][ C0] ? __pfx_validate_chain+0x10/0x10 [ 38.724862][ C0] ? __pfx_rawv6_sendmsg+0x10/0x10 [ 38.725014][ C0] ? __lock_acquire+0xaf0/0x1570 [ 38.725169][ C0] ? hlock_class+0x4e/0x130 [ 38.725321][ C0] ? find_held_lock+0x2c/0x110 [ 38.725578][ C0] ? __might_fault+0x11b/0x170 [ 38.725736][ C0] ? lock_acquire+0x32/0xc0 [ 38.725895][ C0] ? __might_fault+0xc3/0x170 [ 38.726052][ C0] ? __might_fault+0x11b/0x170 [ 38.726305][ C0] ? __sys_sendto+0x332/0x410 [ 38.726459][ C0] __sys_sendto+0x332/0x410 [ 38.726618][ C0] ? __pfx___sys_sendto+0x10/0x10 [ 38.726772][ C0] ? find_held_lock+0x2c/0x110 [ 38.727030][ C0] ? __might_fault+0xc3/0x170 [ 38.727188][ C0] ? lock_acquire+0x32/0xc0 [ 38.727344][ C0] ? __might_fault+0xc3/0x170 [ 38.727501][ C0] ? trace_rseq_update+0xd2/0x130 [ 38.727659][ C0] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 38.727857][ C0] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 38.728051][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 38.728208][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 38.728403][ C0] do_syscall_64+0xc6/0x1e0 [ 38.728563][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.728756][ C0] RIP: 0033:0x7f5df1b7e85a [ 38.728920][ C0] 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 [ 38.729600][ C0] RSP: 002b:00007fffa0541d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 38.729846][ C0] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007f5df1b7e85a [ 38.730088][ C0] RDX: 0000000000000040 RSI: 0000000033989340 RDI: 0000000000000005 [ 38.730322][ C0] RBP: 00007fffa0541e00 R08: 0000000000418574 R09: 000000000000001c [ 38.730658][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000419ac0 [ 38.730892][ C0] R13: 000000000040305a R14: 0000000000415dd0 R15: 00007f5df1ca4000 [ 38.731140][ C0]