[ 25.810966][ T258] ip (258) used greatest stack depth: 23328 bytes left [ 34.437468][ T337] 8021q: 802.1Q VLAN Support v1.8 [ 35.022451][ T343] gre: GRE over IPv4 demultiplexor driver [ 35.065796][ T343] ip6_gre: GRE over IPv6 tunneling driver [ 46.677449][ T425] GACT probability NOT on [ 47.242145][ C3] [ 47.242278][ C3] ======================================================== [ 47.242533][ C3] WARNING: possible irq lock inversion dependency detected [ 47.242783][ C3] 6.9.0-rc1-virtme #1 Not tainted [ 47.242954][ C3] -------------------------------------------------------- [ 47.243204][ C3] mausezahn/428 just changed the state of lock: [ 47.243414][ C3] ffff888007e98d80 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 47.243724][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 47.243984][ C3] (&p->alloc_lock){+.+.}-{2:2} [ 47.243988][ C3] [ 47.243988][ C3] [ 47.243988][ C3] and interrupts could create inverse lock ordering between them. [ 47.243988][ C3] [ 47.244613][ C3] [ 47.244613][ C3] other info that might help us debug this: [ 47.244878][ C3] Possible interrupt unsafe locking scenario: [ 47.244878][ C3] [ 47.245131][ C3] CPU0 CPU1 [ 47.245303][ C3] ---- ---- [ 47.245472][ C3] lock(&p->alloc_lock); [ 47.245602][ C3] local_irq_disable(); [ 47.245811][ C3] lock(&ndev->lock); [ 47.246028][ C3] lock(&p->alloc_lock); [ 47.246243][ C3] [ 47.246371][ C3] lock(&ndev->lock); [ 47.246506][ C3] [ 47.246506][ C3] *** DEADLOCK *** [ 47.246506][ C3] [ 47.246754][ C3] 5 locks held by mausezahn/428: [ 47.246923][ C3] #0: ffffffffbc7522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 47.247264][ C3] #1: ffffffffbc7522e0 (rcu_read_lock){....}-{1:2}, at: ip_finish_output2+0x262/0x18e0 [ 47.247570][ C3] #2: ffffffffbc752280 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x1dd/0x16d0 [ 47.247873][ C3] #3: ffffffffbc7522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 47.248174][ C3] #4: ffffffffbc7522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 47.248545][ C3] [ 47.248545][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 47.248853][ C3] -> (&p->alloc_lock){+.+.}-{2:2} { [ 47.249047][ C3] HARDIRQ-ON-W at: [ 47.249186][ C3] __lock_acquire+0x797/0x1570 [ 47.249429][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.249644][ C3] _raw_spin_lock+0x30/0x40 [ 47.249860][ C3] set_mems_allowed+0x1d/0x210 [ 47.250072][ C3] kernel_init_freeable+0x72/0x310 [ 47.250286][ C3] kernel_init+0x20/0x200 [ 47.250517][ C3] ret_from_fork+0x31/0x70 [ 47.250730][ C3] ret_from_fork_asm+0x1a/0x30 [ 47.250939][ C3] SOFTIRQ-ON-W at: [ 47.251066][ C3] __lock_acquire+0x797/0x1570 [ 47.251282][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.251501][ C3] _raw_spin_lock+0x30/0x40 [ 47.251717][ C3] set_mems_allowed+0x1d/0x210 [ 47.251942][ C3] kernel_init_freeable+0x72/0x310 [ 47.252152][ C3] kernel_init+0x20/0x200 [ 47.252374][ C3] ret_from_fork+0x31/0x70 [ 47.252587][ C3] ret_from_fork_asm+0x1a/0x30 [ 47.252801][ C3] INITIAL USE at: [ 47.252928][ C3] __lock_acquire+0x797/0x1570 [ 47.253145][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.253366][ C3] _raw_spin_lock+0x30/0x40 [ 47.253578][ C3] set_mems_allowed+0x1d/0x210 [ 47.253790][ C3] kernel_init_freeable+0x72/0x310 [ 47.254002][ C3] kernel_init+0x20/0x200 [ 47.254216][ C3] ret_from_fork+0x31/0x70 [ 47.254473][ C3] ret_from_fork_asm+0x1a/0x30 [ 47.254685][ C3] } [ 47.254773][ C3] ... key at: [] __key.387+0x0/0x40 [ 47.255042][ C3] ... acquired at: [ 47.255169][ C3] __lock_acquire+0xaf0/0x1570 [ 47.255348][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.255518][ C3] _raw_spin_lock+0x30/0x40 [ 47.255802][ C3] __get_task_comm+0x27/0x70 [ 47.255993][ C3] ref_tracker_alloc+0x2ee/0x490 [ 47.256166][ C3] netdev_get_by_index+0x5e/0x80 [ 47.256355][ C3] fib6_nh_init+0x3d8/0x15b0 [ 47.256654][ C3] ip6_route_info_create+0xf18/0x17d0 [ 47.256830][ C3] addrconf_f6i_alloc+0x265/0x560 [ 47.257006][ C3] __ipv6_dev_ac_inc+0x25f/0xb10 [ 47.257182][ C3] addrconf_join_anycast+0x1c0/0x220 [ 47.257399][ C3] __ipv6_ifa_notify+0x6b3/0xaf0 [ 47.257681][ C3] addrconf_dad_completed+0x12b/0xe20 [ 47.257849][ C3] addrconf_dad_work+0x38c/0xab0 [ 47.258017][ C3] process_one_work+0xe2c/0x1730 [ 47.258198][ C3] worker_thread+0x587/0xd30 [ 47.258525][ C3] kthread+0x28a/0x350 [ 47.258654][ C3] ret_from_fork+0x31/0x70 [ 47.258824][ C3] ret_from_fork_asm+0x1a/0x30 [ 47.258997][ C3] [ 47.259083][ C3] -> (&ndev->lock){++.-}-{2:2} { [ 47.259378][ C3] HARDIRQ-ON-W at: [ 47.259506][ C3] __lock_acquire+0x797/0x1570 [ 47.259721][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.259933][ C3] _raw_write_lock_bh+0x38/0x50 [ 47.260256][ C3] addrconf_permanent_addr+0x6e/0x670 [ 47.260477][ C3] addrconf_notify+0x749/0xd60 [ 47.260687][ C3] notifier_call_chain+0xcd/0x150 [ 47.261019][ C3] __dev_notify_flags+0xe6/0x250 [ 47.261229][ C3] dev_change_flags+0xec/0x160 [ 47.261447][ C3] do_setlink+0x7d6/0x21e0 [ 47.261659][ C3] __rtnl_newlink+0xaa7/0xd80 [ 47.261870][ C3] rtnl_newlink+0x63/0xa0 [ 47.262083][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 47.262294][ C3] netlink_rcv_skb+0x130/0x360 [ 47.262634][ C3] netlink_unicast+0x449/0x710 [ 47.262846][ C3] netlink_sendmsg+0x723/0xbe0 [ 47.263057][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 47.263387][ C3] ___sys_sendmsg+0xee/0x170 [ 47.263605][ C3] __sys_sendmsg+0xcd/0x170 [ 47.263817][ C3] do_syscall_64+0xc6/0x1e0 [ 47.264036][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 47.264420][ C3] HARDIRQ-ON-R at: [ 47.264564][ C3] __lock_acquire+0x797/0x1570 [ 47.264797][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.265134][ C3] _raw_read_lock_bh+0x44/0x80 [ 47.265377][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 47.265592][ C3] inet6_fill_link_af+0x5e/0xe0 [ 47.265814][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 47.266157][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 47.266402][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 47.266678][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 47.266907][ C3] register_netdevice+0x1177/0x1690 [ 47.267122][ C3] register_netdev+0x20/0x40 [ 47.267378][ C3] sit_init_net+0x250/0x4f0 [ 47.267748][ C3] ops_init+0x9b/0x560 [ 47.267921][ C3] register_pernet_operations+0x2db/0x710 [ 47.268182][ C3] register_pernet_device+0x2a/0x60 [ 47.268422][ C3] sit_init+0x23/0xe0 [ 47.268850][ C3] do_one_initcall+0x8d/0x1e0 [ 47.269078][ C3] do_initcalls+0x1b2/0x3e0 [ 47.269301][ C3] kernel_init_freeable+0x232/0x310 [ 47.269652][ C3] kernel_init+0x20/0x200 [ 47.269873][ C3] ret_from_fork+0x31/0x70 [ 47.270098][ C3] ret_from_fork_asm+0x1a/0x30 [ 47.270320][ C3] IN-SOFTIRQ-R at: [ 47.270586][ C3] __lock_acquire+0x797/0x1570 [ 47.270809][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.271033][ C3] _raw_read_lock_bh+0x44/0x80 [ 47.271258][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 47.271615][ C3] ndisc_send_ns+0xe7/0x100 [ 47.271836][ C3] ndisc_solicit+0x2ae/0x4d0 [ 47.272064][ C3] neigh_probe+0xaa/0xf0 [ 47.272426][ C3] __neigh_event_send+0x7af/0xfe0 [ 47.272658][ C3] neigh_resolve_output+0x470/0x7c0 [ 47.272882][ C3] ip6_finish_output2+0x4ab/0xf80 [ 47.273216][ C3] ip6_finish_output+0x4ed/0xd30 [ 47.273453][ C3] ip6_output+0x1f3/0x770 [ 47.273688][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 47.273961][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 47.274352][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 47.274590][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 47.274866][ C3] dev_hard_start_xmit+0x10e/0x360 [ 47.275212][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 47.275438][ C3] ip_finish_output2+0x616/0x18e0 [ 47.275650][ C3] ip_output+0x16b/0x4f0 [ 47.275874][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 47.276095][ C3] ip_rcv+0x62f/0x740 [ 47.276279][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 47.276677][ C3] process_backlog+0x103/0x670 [ 47.276888][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 47.277099][ C3] net_rx_action+0x49f/0xc00 [ 47.277322][ C3] __do_softirq+0x1f8/0x5df [ 47.277658][ C3] do_softirq+0x4d/0xa0 [ 47.277872][ C3] __local_bh_enable_ip+0xf6/0x120 [ 47.278082][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 47.278419][ C3] packet_snd+0xd08/0x1840 [ 47.278632][ C3] __sys_sendto+0x37d/0x410 [ 47.278846][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 47.279059][ C3] do_syscall_64+0xc6/0x1e0 [ 47.279389][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 47.279642][ C3] INITIAL USE at: [ 47.279771][ C3] __lock_acquire+0x797/0x1570 [ 47.280100][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.280310][ C3] _raw_write_lock_bh+0x38/0x50 [ 47.280533][ C3] addrconf_permanent_addr+0x6e/0x670 [ 47.280746][ C3] addrconf_notify+0x749/0xd60 [ 47.281069][ C3] notifier_call_chain+0xcd/0x150 [ 47.281279][ C3] __dev_notify_flags+0xe6/0x250 [ 47.281522][ C3] dev_change_flags+0xec/0x160 [ 47.281743][ C3] do_setlink+0x7d6/0x21e0 [ 47.281960][ C3] __rtnl_newlink+0xaa7/0xd80 [ 47.282189][ C3] rtnl_newlink+0x63/0xa0 [ 47.282666][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 47.282889][ C3] netlink_rcv_skb+0x130/0x360 [ 47.283107][ C3] netlink_unicast+0x449/0x710 [ 47.283334][ C3] netlink_sendmsg+0x723/0xbe0 [ 47.283699][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 47.283918][ C3] ___sys_sendmsg+0xee/0x170 [ 47.284140][ C3] __sys_sendmsg+0xcd/0x170 [ 47.284495][ C3] do_syscall_64+0xc6/0x1e0 [ 47.284708][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 47.284991][ C3] INITIAL READ USE at: [ 47.285122][ C3] __lock_acquire+0x797/0x1570 [ 47.285481][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.285723][ C3] _raw_read_lock_bh+0x44/0x80 [ 47.285957][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 47.286349][ C3] inet6_fill_link_af+0x5e/0xe0 [ 47.286590][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 47.286802][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 47.287169][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 47.287451][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 47.287662][ C3] register_netdevice+0x1177/0x1690 [ 47.288056][ C3] register_netdev+0x20/0x40 [ 47.288282][ C3] sit_init_net+0x250/0x4f0 [ 47.288535][ C3] ops_init+0x9b/0x560 [ 47.288747][ C3] register_pernet_operations+0x2db/0x710 [ 47.289006][ C3] register_pernet_device+0x2a/0x60 [ 47.289267][ C3] sit_init+0x23/0xe0 [ 47.289499][ C3] do_one_initcall+0x8d/0x1e0 [ 47.289853][ C3] do_initcalls+0x1b2/0x3e0 [ 47.290065][ C3] kernel_init_freeable+0x232/0x310 [ 47.290326][ C3] kernel_init+0x20/0x200 [ 47.290725][ C3] ret_from_fork+0x31/0x70 [ 47.290938][ C3] ret_from_fork_asm+0x1a/0x30 [ 47.291151][ C3] } [ 47.291246][ C3] ... key at: [] __key.37+0x0/0x40 [ 47.291645][ C3] ... acquired at: [ 47.291783][ C3] mark_lock+0x28d/0x3e0 [ 47.291968][ C3] mark_usage+0xd9/0x2a0 [ 47.292141][ C3] __lock_acquire+0x797/0x1570 [ 47.292457][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.292644][ C3] _raw_read_lock_bh+0x44/0x80 [ 47.292823][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 47.292992][ C3] ndisc_send_ns+0xe7/0x100 [ 47.293295][ C3] ndisc_solicit+0x2ae/0x4d0 [ 47.293475][ C3] neigh_probe+0xaa/0xf0 [ 47.293644][ C3] __neigh_event_send+0x7af/0xfe0 [ 47.293823][ C3] neigh_resolve_output+0x470/0x7c0 [ 47.294115][ C3] ip6_finish_output2+0x4ab/0xf80 [ 47.294285][ C3] ip6_finish_output+0x4ed/0xd30 [ 47.294469][ C3] ip6_output+0x1f3/0x770 [ 47.294646][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 47.295002][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 47.295238][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 47.295437][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 47.295655][ C3] dev_hard_start_xmit+0x10e/0x360 [ 47.295833][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 47.296009][ C3] ip_finish_output2+0x616/0x18e0 [ 47.296179][ C3] ip_output+0x16b/0x4f0 [ 47.296354][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 47.296745][ C3] ip_rcv+0x62f/0x740 [ 47.296873][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 47.297083][ C3] process_backlog+0x103/0x670 [ 47.297264][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 47.297445][ C3] net_rx_action+0x49f/0xc00 [ 47.297725][ C3] __do_softirq+0x1f8/0x5df [ 47.297893][ C3] do_softirq+0x4d/0xa0 [ 47.298028][ C3] __local_bh_enable_ip+0xf6/0x120 [ 47.298195][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 47.298509][ C3] packet_snd+0xd08/0x1840 [ 47.298678][ C3] __sys_sendto+0x37d/0x410 [ 47.298847][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 47.299015][ C3] do_syscall_64+0xc6/0x1e0 [ 47.299293][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 47.299508][ C3] [ 47.299594][ C3] [ 47.299594][ C3] stack backtrace: [ 47.299803][ C3] CPU: 3 PID: 428 Comm: mausezahn Not tainted 6.9.0-rc1-virtme #1 [ 47.300167][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 47.300552][ C3] Call Trace: [ 47.300680][ C3] [ 47.300767][ C3] dump_stack_lvl+0x82/0xd0 [ 47.301065][ C3] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 47.301280][ C3] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 47.301529][ C3] ? __pfx_usage_skip+0x10/0x10 [ 47.301699][ C3] ? __pfx_usage_match+0x10/0x10 [ 47.301881][ C3] ? arch_stack_walk+0xa2/0xf0 [ 47.302059][ C3] mark_lock_irq+0x4cd/0xa10 [ 47.302249][ C3] ? __pfx_mark_lock_irq+0x10/0x10 [ 47.302434][ C3] ? stack_trace_save+0x94/0xd0 [ 47.302746][ C3] ? save_trace+0x8f/0x5b0 [ 47.302929][ C3] mark_lock+0x28d/0x3e0 [ 47.303073][ C3] mark_usage+0xd9/0x2a0 [ 47.303200][ C3] __lock_acquire+0x797/0x1570 [ 47.303396][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.303689][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 47.303860][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 47.304037][ C3] ? trace_lock_acquire+0x135/0x1c0 [ 47.304207][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 47.304516][ C3] ? lock_acquire+0x32/0xc0 [ 47.304688][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 47.304856][ C3] _raw_read_lock_bh+0x44/0x80 [ 47.305033][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 47.305326][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 47.305508][ C3] ndisc_send_ns+0xe7/0x100 [ 47.305689][ C3] ? __pfx_ndisc_send_ns+0x10/0x10 [ 47.305859][ C3] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 47.306207][ C3] ndisc_solicit+0x2ae/0x4d0 [ 47.306387][ C3] ? __pfx_ndisc_solicit+0x10/0x10 [ 47.306563][ C3] ? neigh_probe+0x57/0xf0 [ 47.306733][ C3] neigh_probe+0xaa/0xf0 [ 47.306861][ C3] __neigh_event_send+0x7af/0xfe0 [ 47.307144][ C3] ? do_raw_write_lock+0xe1/0x3b0 [ 47.307320][ C3] ? __pfx_do_raw_write_lock+0x10/0x10 [ 47.307493][ C3] neigh_resolve_output+0x470/0x7c0 [ 47.307662][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 47.307832][ C3] ? ___neigh_create+0x7c6/0xe10 [ 47.308003][ C3] ip6_finish_output2+0x4ab/0xf80 [ 47.308173][ C3] ip6_finish_output+0x4ed/0xd30 [ 47.308341][ C3] ? __pfx_flow_hash_from_keys+0x10/0x10 [ 47.308621][ C3] ip6_output+0x1f3/0x770 [ 47.308759][ C3] ? __pfx_ip6_output+0x10/0x10 [ 47.308926][ C3] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 47.309103][ C3] ? ip6_local_out+0x25/0x3b0 [ 47.309274][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 47.309607][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 47.309821][ C3] ? __kasan_kmalloc+0x7f/0x90 [ 47.309993][ C3] ? trace_kmalloc+0x2a/0xe0 [ 47.310395][ C3] ? sk_getsockopt+0x2048/0x2c40 [ 47.310564][ C3] ? __pfx_ip6_tnl_xmit+0x10/0x10 [ip6_tunnel] [ 47.310781][ C3] ? pskb_expand_head+0x4ac/0x1020 [ 47.310950][ C3] ? __pfx_pskb_expand_head+0x10/0x10 [ 47.311225][ C3] ? __ipv6_chk_addr_and_flags+0x38e/0x650 [ 47.311438][ C3] ? __gre6_xmit+0x706/0x1960 [ip6_gre] [ 47.311612][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 47.311788][ C3] ? __pfx___gre6_xmit+0x10/0x10 [ip6_gre] [ 47.312115][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 47.312329][ C3] ? __pfx_ip6gre_tunnel_xmit+0x10/0x10 [ip6_gre] [ 47.312543][ C3] ? find_held_lock+0x2c/0x110 [ 47.312713][ C3] ? __lock_release+0x103/0x460 [ 47.312993][ C3] ? dev_queue_xmit_nit+0x775/0xad0 [ 47.313166][ C3] ? dev_queue_xmit_nit+0x759/0xad0 [ 47.313332][ C3] ? __pfx_qdisc_pkt_len_init+0x10/0x10 [ 47.313501][ C3] ? dev_queue_xmit_nit+0x775/0xad0 [ 47.313670][ C3] dev_hard_start_xmit+0x10e/0x360 [ 47.313840][ C3] ? validate_xmit_skb.constprop.0+0x2a/0x4f0 [ 47.314059][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 47.314228][ C3] ? do_raw_write_lock+0x122/0x3b0 [ 47.314512][ C3] ? __pfx_do_raw_write_lock+0x10/0x10 [ 47.314687][ C3] ? __pfx___dev_queue_xmit+0x10/0x10 [ 47.314857][ C3] ? ___neigh_create+0x7c6/0xe10 [ 47.315025][ C3] ? ___neigh_create+0x7c6/0xe10 [ 47.315304][ C3] ip_finish_output2+0x616/0x18e0 [ 47.315475][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 47.315687][ C3] ? __pfx_ip_finish_output2+0x10/0x10 [ 47.315858][ C3] ? __ip_finish_output+0x10f/0x770 [ 47.316137][ C3] ip_output+0x16b/0x4f0 [ 47.316265][ C3] ? __pfx_ip_output+0x10/0x10 [ 47.316433][ C3] ? pskb_expand_head+0x485/0x1020 [ 47.316602][ C3] ? ip_route_input_noref+0x10e/0x230 [ 47.316773][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 47.317056][ C3] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 47.317234][ C3] ? ip_forward+0xdc8/0x1a10 [ 47.317410][ C3] ? vrf_l3_rcv+0x3e5/0x510 [vrf] [ 47.317585][ C3] ip_rcv+0x62f/0x740 [ 47.317713][ C3] ? __pfx_ip_rcv+0x10/0x10 [ 47.317883][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 47.318051][ C3] ? process_backlog+0x1f8/0x670 [ 47.318224][ C3] ? __pfx_ip_rcv+0x10/0x10 [ 47.318394][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 47.318716][ C3] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 47.318926][ C3] ? process_backlog+0x1f8/0x670 [ 47.319097][ C3] ? lock_acquire+0x32/0xc0 [ 47.319375][ C3] ? process_backlog+0x1f8/0x670 [ 47.319545][ C3] process_backlog+0x103/0x670 [ 47.319715][ C3] ? find_held_lock+0x2c/0x110 [ 47.319891][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 47.320065][ C3] net_rx_action+0x49f/0xc00 [ 47.320346][ C3] ? __pfx_net_rx_action+0x10/0x10 [ 47.320519][ C3] __do_softirq+0x1f8/0x5df [ 47.320695][ C3] ? __dev_queue_xmit+0x697/0x16d0 [ 47.320868][ C3] do_softirq+0x4d/0xa0 [ 47.321109][ C3] [ 47.321197][ C3] [ 47.321283][ C3] __local_bh_enable_ip+0xf6/0x120 [ 47.321452][ C3] ? __dev_queue_xmit+0x697/0x16d0 [ 47.321618][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 47.321902][ C3] ? packet_parse_headers+0x231/0x9d0 [ 47.322073][ C3] ? packet_parse_headers+0x231/0x9d0 [ 47.322247][ C3] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 47.322418][ C3] ? __pfx___dev_queue_xmit+0x10/0x10 [ 47.322588][ C3] ? dev_get_by_index+0x177/0x270 [ 47.322758][ C3] packet_snd+0xd08/0x1840 [ 47.322934][ C3] ? __pfx___lock_release+0x10/0x10 [ 47.323102][ C3] ? __pfx_packet_snd+0x10/0x10 [ 47.323270][ C3] ? __might_fault+0xc3/0x170 [ 47.323661][ C3] ? trace_raw_output_mmap_lock_acquire_returned+0x60/0x1e0 [ 47.323916][ C3] ? __might_fault+0x11b/0x170 [ 47.324092][ C3] __sys_sendto+0x37d/0x410 [ 47.324261][ C3] ? __pfx___sys_sendto+0x10/0x10 [ 47.324541][ C3] ? sock_ioctl+0x3bc/0x590 [ 47.324712][ C3] ? __might_fault+0xc3/0x170 [ 47.324883][ C3] ? trace_rseq_update+0xd2/0x130 [ 47.325052][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 47.325374][ C3] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 47.325598][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 47.325768][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 47.326090][ C3] do_syscall_64+0xc6/0x1e0 [ 47.326261][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 47.326473][ C3] RIP: 0033:0x7f91129d485a [ 47.326651][ 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 [ 47.327397][ C3] RSP: 002b:00007fff33709b18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 47.327655][ C3] RAX: ffffffffffffffda RBX: 0000000017c879d0 RCX: 00007f91129d485a [ 47.327912][ C3] RDX: 0000000000000062 RSI: 0000000017c875c2 RDI: 0000000000000005 [ 47.328165][ C3] RBP: 0000000017c875c2 R08: 00007fff33709b20 R09: 0000000000000014 [ 47.328538][ C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.328790][ C3] R13: 0000000000000062 R14: 00007fff33709b20 R15: 0000000000000000 [ 47.329046][ C3]