[ 32.604886][ T333] 8021q: 802.1Q VLAN Support v1.8 [ 33.216511][ T339] gre: GRE over IPv4 demultiplexor driver [ 33.265347][ T339] ip6_gre: GRE over IPv6 tunneling driver [ 33.562363][ T345] ip (345) used greatest stack depth: 23344 bytes left [ 45.248147][ T420] GACT probability NOT on [ 45.849542][ C0] [ 45.849738][ C0] ======================================================== [ 45.849997][ C0] WARNING: possible irq lock inversion dependency detected [ 45.850248][ C0] 6.9.0-rc1-virtme #1 Not tainted [ 45.850417][ C0] -------------------------------------------------------- [ 45.850699][ C0] mausezahn/423 just changed the state of lock: [ 45.850908][ C0] ffff888005aca580 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 45.851220][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 45.851471][ C0] (&p->alloc_lock){+.+.}-{2:2} [ 45.851475][ C0] [ 45.851475][ C0] [ 45.851475][ C0] and interrupts could create inverse lock ordering between them. [ 45.851475][ C0] [ 45.852090][ C0] [ 45.852090][ C0] other info that might help us debug this: [ 45.852335][ C0] Possible interrupt unsafe locking scenario: [ 45.852335][ C0] [ 45.852585][ C0] CPU0 CPU1 [ 45.852767][ C0] ---- ---- [ 45.852933][ C0] lock(&p->alloc_lock); [ 45.853062][ C0] local_irq_disable(); [ 45.853278][ C0] lock(&ndev->lock); [ 45.853484][ C0] lock(&p->alloc_lock); [ 45.853703][ C0] [ 45.853832][ C0] lock(&ndev->lock); [ 45.853961][ C0] [ 45.853961][ C0] *** DEADLOCK *** [ 45.853961][ C0] [ 45.854222][ C0] 5 locks held by mausezahn/423: [ 45.854396][ C0] #0: ffffffffb4f522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 45.854710][ C0] #1: ffffffffb4f522e0 (rcu_read_lock){....}-{1:2}, at: ip_finish_output2+0x262/0x18e0 [ 45.855013][ C0] #2: ffffffffb4f52280 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x1dd/0x16d0 [ 45.855318][ C0] #3: ffffffffb4f522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 45.855627][ C0] #4: ffffffffb4f522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 45.855928][ C0] [ 45.855928][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 45.856233][ C0] -> (&p->alloc_lock){+.+.}-{2:2} { [ 45.856406][ C0] HARDIRQ-ON-W at: [ 45.856539][ C0] __lock_acquire+0x797/0x1570 [ 45.856756][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.856967][ C0] _raw_spin_lock+0x30/0x40 [ 45.857181][ C0] set_mems_allowed+0x1d/0x210 [ 45.857389][ C0] kernel_init_freeable+0x72/0x310 [ 45.857603][ C0] kernel_init+0x20/0x200 [ 45.857829][ C0] ret_from_fork+0x31/0x70 [ 45.858053][ C0] ret_from_fork_asm+0x1a/0x30 [ 45.858263][ C0] SOFTIRQ-ON-W at: [ 45.858388][ C0] __lock_acquire+0x797/0x1570 [ 45.858595][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.858803][ C0] _raw_spin_lock+0x30/0x40 [ 45.859012][ C0] set_mems_allowed+0x1d/0x210 [ 45.859226][ C0] kernel_init_freeable+0x72/0x310 [ 45.859434][ C0] kernel_init+0x20/0x200 [ 45.859644][ C0] ret_from_fork+0x31/0x70 [ 45.859854][ C0] ret_from_fork_asm+0x1a/0x30 [ 45.860063][ C0] INITIAL USE at: [ 45.860187][ C0] __lock_acquire+0x797/0x1570 [ 45.860401][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.860607][ C0] _raw_spin_lock+0x30/0x40 [ 45.860814][ C0] set_mems_allowed+0x1d/0x210 [ 45.861021][ C0] kernel_init_freeable+0x72/0x310 [ 45.861230][ C0] kernel_init+0x20/0x200 [ 45.861437][ C0] ret_from_fork+0x31/0x70 [ 45.861660][ C0] ret_from_fork_asm+0x1a/0x30 [ 45.861872][ C0] } [ 45.861958][ C0] ... key at: [] __key.387+0x0/0x40 [ 45.862208][ C0] ... acquired at: [ 45.862333][ C0] __lock_acquire+0xaf0/0x1570 [ 45.862503][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.862679][ C0] _raw_spin_lock+0x30/0x40 [ 45.862844][ C0] __get_task_comm+0x27/0x70 [ 45.863022][ C0] ref_tracker_alloc+0x2ee/0x490 [ 45.863191][ C0] netdev_get_by_index+0x5e/0x80 [ 45.863369][ C0] fib6_nh_init+0x3d8/0x15b0 [ 45.863538][ C0] ip6_route_info_create+0xf18/0x17d0 [ 45.863713][ C0] addrconf_f6i_alloc+0x265/0x560 [ 45.863881][ C0] __ipv6_dev_ac_inc+0x25f/0xb10 [ 45.864056][ C0] addrconf_join_anycast+0x1c0/0x220 [ 45.864231][ C0] __ipv6_ifa_notify+0x6b3/0xaf0 [ 45.864415][ C0] addrconf_dad_completed+0x12b/0xe20 [ 45.864592][ C0] addrconf_dad_work+0x38c/0xab0 [ 45.864763][ C0] process_one_work+0xe2c/0x1730 [ 45.864940][ C0] worker_thread+0x587/0xd30 [ 45.865108][ C0] kthread+0x28a/0x350 [ 45.865235][ C0] ret_from_fork+0x31/0x70 [ 45.865412][ C0] ret_from_fork_asm+0x1a/0x30 [ 45.865588][ C0] [ 45.865690][ C0] -> (&ndev->lock){++.-}-{2:2} { [ 45.865862][ C0] HARDIRQ-ON-W at: [ 45.865999][ C0] __lock_acquire+0x797/0x1570 [ 45.866209][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.866447][ C0] _raw_write_lock_bh+0x38/0x50 [ 45.866657][ C0] addrconf_permanent_addr+0x6e/0x670 [ 45.866865][ C0] addrconf_notify+0x749/0xd60 [ 45.867087][ C0] notifier_call_chain+0xcd/0x150 [ 45.867311][ C0] __dev_notify_flags+0xe6/0x250 [ 45.867519][ C0] dev_change_flags+0xec/0x160 [ 45.867741][ C0] do_setlink+0x7d6/0x21e0 [ 45.867989][ C0] __rtnl_newlink+0xaa7/0xd80 [ 45.868198][ C0] rtnl_newlink+0x63/0xa0 [ 45.868413][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 45.868624][ C0] netlink_rcv_skb+0x130/0x360 [ 45.868834][ C0] netlink_unicast+0x449/0x710 [ 45.869046][ C0] netlink_sendmsg+0x723/0xbe0 [ 45.869258][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 45.869474][ C0] ___sys_sendmsg+0xee/0x170 [ 45.869684][ C0] __sys_sendmsg+0xcd/0x170 [ 45.869908][ C0] do_syscall_64+0xc6/0x1e0 [ 45.870126][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.870380][ C0] HARDIRQ-ON-R at: [ 45.870505][ C0] __lock_acquire+0x797/0x1570 [ 45.870722][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.870954][ C0] _raw_read_lock_bh+0x44/0x80 [ 45.871165][ C0] inet6_fill_ifla6_attrs+0x516/0x740 [ 45.871392][ C0] inet6_fill_link_af+0x5e/0xe0 [ 45.871608][ C0] rtnl_fill_ifinfo+0x1612/0x29e0 [ 45.871818][ C0] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 45.872028][ C0] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 45.872290][ C0] rtmsg_ifinfo+0x5b/0xa0 [ 45.872505][ C0] register_netdevice+0x1177/0x1690 [ 45.872715][ C0] register_netdev+0x20/0x40 [ 45.872931][ C0] sit_init_net+0x250/0x4f0 [ 45.873148][ C0] ops_init+0x9b/0x560 [ 45.873342][ C0] register_pernet_operations+0x2db/0x710 [ 45.873597][ C0] register_pernet_device+0x2a/0x60 [ 45.873812][ C0] sit_init+0x23/0xe0 [ 45.873993][ C0] do_one_initcall+0x8d/0x1e0 [ 45.874204][ C0] do_initcalls+0x1b2/0x3e0 [ 45.874422][ C0] kernel_init_freeable+0x232/0x310 [ 45.874637][ C0] kernel_init+0x20/0x200 [ 45.874910][ C0] ret_from_fork+0x31/0x70 [ 45.875134][ C0] ret_from_fork_asm+0x1a/0x30 [ 45.875369][ C0] IN-SOFTIRQ-R at: [ 45.875496][ C0] __lock_acquire+0x797/0x1570 [ 45.875707][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.875924][ C0] _raw_read_lock_bh+0x44/0x80 [ 45.876151][ C0] ipv6_get_lladdr+0xa9/0x3e0 [ 45.876358][ C0] ndisc_send_ns+0xe7/0x100 [ 45.876573][ C0] ndisc_solicit+0x2ae/0x4d0 [ 45.876786][ C0] neigh_probe+0xaa/0xf0 [ 45.877000][ C0] __neigh_event_send+0x7af/0xfe0 [ 45.877212][ C0] neigh_resolve_output+0x470/0x7c0 [ 45.877535][ C0] ip6_finish_output2+0x4ab/0xf80 [ 45.877742][ C0] ip6_finish_output+0x4ed/0xd30 [ 45.877985][ C0] ip6_output+0x1f3/0x770 [ 45.878200][ C0] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 45.878568][ C0] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 45.878825][ C0] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 45.879044][ C0] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 45.879410][ C0] dev_hard_start_xmit+0x10e/0x360 [ 45.879620][ C0] __dev_queue_xmit+0xe69/0x16d0 [ 45.879835][ C0] ip_finish_output2+0x616/0x18e0 [ 45.880166][ C0] ip_output+0x16b/0x4f0 [ 45.880375][ C0] NF_HOOK.constprop.0+0x7e/0x320 [ 45.880583][ C0] ip_rcv+0x62f/0x740 [ 45.880763][ C0] __netif_receive_skb_one_core+0x166/0x1b0 [ 45.881016][ C0] process_backlog+0x103/0x670 [ 45.881230][ C0] __napi_poll.constprop.0+0xa2/0x460 [ 45.881437][ C0] net_rx_action+0x49f/0xc00 [ 45.881759][ C0] __do_softirq+0x1f8/0x5df [ 45.881970][ C0] do_softirq+0x4d/0xa0 [ 45.882179][ C0] __local_bh_enable_ip+0xf6/0x120 [ 45.882608][ C0] __dev_queue_xmit+0x6ac/0x16d0 [ 45.882823][ C0] packet_snd+0xd08/0x1840 [ 45.883044][ C0] __sys_sendto+0x37d/0x410 [ 45.883251][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 45.883571][ C0] do_syscall_64+0xc6/0x1e0 [ 45.883786][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.884049][ C0] INITIAL USE at: [ 45.884293][ C0] __lock_acquire+0x797/0x1570 [ 45.884514][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.884722][ C0] _raw_write_lock_bh+0x38/0x50 [ 45.884952][ C0] addrconf_permanent_addr+0x6e/0x670 [ 45.885320][ C0] addrconf_notify+0x749/0xd60 [ 45.885550][ C0] notifier_call_chain+0xcd/0x150 [ 45.885762][ C0] __dev_notify_flags+0xe6/0x250 [ 45.885987][ C0] dev_change_flags+0xec/0x160 [ 45.886203][ C0] do_setlink+0x7d6/0x21e0 [ 45.886413][ C0] __rtnl_newlink+0xaa7/0xd80 [ 45.886749][ C0] rtnl_newlink+0x63/0xa0 [ 45.886970][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 45.887188][ C0] netlink_rcv_skb+0x130/0x360 [ 45.887408][ C0] netlink_unicast+0x449/0x710 [ 45.887763][ C0] netlink_sendmsg+0x723/0xbe0 [ 45.888013][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 45.888221][ C0] ___sys_sendmsg+0xee/0x170 [ 45.888550][ C0] __sys_sendmsg+0xcd/0x170 [ 45.888767][ C0] do_syscall_64+0xc6/0x1e0 [ 45.888981][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.889356][ C0] INITIAL READ USE at: [ 45.889498][ C0] __lock_acquire+0x797/0x1570 [ 45.889709][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.889927][ C0] _raw_read_lock_bh+0x44/0x80 [ 45.890286][ C0] inet6_fill_ifla6_attrs+0x516/0x740 [ 45.890537][ C0] inet6_fill_link_af+0x5e/0xe0 [ 45.890772][ C0] rtnl_fill_ifinfo+0x1612/0x29e0 [ 45.891117][ C0] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 45.891377][ C0] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 45.891628][ C0] rtmsg_ifinfo+0x5b/0xa0 [ 45.891843][ C0] register_netdevice+0x1177/0x1690 [ 45.892107][ C0] register_netdev+0x20/0x40 [ 45.892324][ C0] sit_init_net+0x250/0x4f0 [ 45.892534][ C0] ops_init+0x9b/0x560 [ 45.892856][ C0] register_pernet_operations+0x2db/0x710 [ 45.893107][ C0] register_pernet_device+0x2a/0x60 [ 45.893389][ C0] sit_init+0x23/0xe0 [ 45.893737][ C0] do_one_initcall+0x8d/0x1e0 [ 45.893959][ C0] do_initcalls+0x1b2/0x3e0 [ 45.894180][ C0] kernel_init_freeable+0x232/0x310 [ 45.894553][ C0] kernel_init+0x20/0x200 [ 45.894765][ C0] ret_from_fork+0x31/0x70 [ 45.894993][ C0] ret_from_fork_asm+0x1a/0x30 [ 45.895367][ C0] } [ 45.895464][ C0] ... key at: [] __key.37+0x0/0x40 [ 45.895737][ C0] ... acquired at: [ 45.895875][ C0] mark_lock+0x28d/0x3e0 [ 45.896057][ C0] mark_usage+0xd9/0x2a0 [ 45.896459][ C0] __lock_acquire+0x797/0x1570 [ 45.896627][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.896809][ C0] _raw_read_lock_bh+0x44/0x80 [ 45.896999][ C0] ipv6_get_lladdr+0xa9/0x3e0 [ 45.897293][ C0] ndisc_send_ns+0xe7/0x100 [ 45.897488][ C0] ndisc_solicit+0x2ae/0x4d0 [ 45.897662][ C0] neigh_probe+0xaa/0xf0 [ 45.897844][ C0] __neigh_event_send+0x7af/0xfe0 [ 45.898146][ C0] neigh_resolve_output+0x470/0x7c0 [ 45.898311][ C0] ip6_finish_output2+0x4ab/0xf80 [ 45.898478][ C0] ip6_finish_output+0x4ed/0xd30 [ 45.898656][ C0] ip6_output+0x1f3/0x770 [ 45.898832][ C0] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 45.899079][ C0] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 45.899318][ C0] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 45.899490][ C0] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 45.899699][ C0] dev_hard_start_xmit+0x10e/0x360 [ 45.899866][ C0] __dev_queue_xmit+0xe69/0x16d0 [ 45.900035][ C0] ip_finish_output2+0x616/0x18e0 [ 45.900202][ C0] ip_output+0x16b/0x4f0 [ 45.900486][ C0] NF_HOOK.constprop.0+0x7e/0x320 [ 45.900653][ C0] ip_rcv+0x62f/0x740 [ 45.900781][ C0] __netif_receive_skb_one_core+0x166/0x1b0 [ 45.900990][ C0] process_backlog+0x103/0x670 [ 45.901266][ C0] __napi_poll.constprop.0+0xa2/0x460 [ 45.901434][ C0] net_rx_action+0x49f/0xc00 [ 45.901602][ C0] __do_softirq+0x1f8/0x5df [ 45.901767][ C0] do_softirq+0x4d/0xa0 [ 45.901895][ C0] __local_bh_enable_ip+0xf6/0x120 [ 45.902180][ C0] __dev_queue_xmit+0x6ac/0x16d0 [ 45.902344][ C0] packet_snd+0xd08/0x1840 [ 45.902511][ C0] __sys_sendto+0x37d/0x410 [ 45.902679][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 45.902843][ C0] do_syscall_64+0xc6/0x1e0 [ 45.903015][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.903223][ C0] [ 45.903307][ C0] [ 45.903307][ C0] stack backtrace: [ 45.903627][ C0] CPU: 0 PID: 423 Comm: mausezahn Not tainted 6.9.0-rc1-virtme #1 [ 45.903879][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 45.904254][ C0] Call Trace: [ 45.904492][ C0] [ 45.904580][ C0] dump_stack_lvl+0x82/0xd0 [ 45.904753][ C0] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 45.904969][ C0] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 45.905300][ C0] ? __pfx_usage_skip+0x10/0x10 [ 45.905467][ C0] ? __pfx_usage_match+0x10/0x10 [ 45.905632][ C0] ? arch_stack_walk+0xa2/0xf0 [ 45.905805][ C0] mark_lock_irq+0x4cd/0xa10 [ 45.905977][ C0] ? __pfx_mark_lock_irq+0x10/0x10 [ 45.906256][ C0] ? stack_trace_save+0x94/0xd0 [ 45.906427][ C0] ? save_trace+0x8f/0x5b0 [ 45.906601][ C0] mark_lock+0x28d/0x3e0 [ 45.906736][ C0] mark_usage+0xd9/0x2a0 [ 45.906872][ C0] __lock_acquire+0x797/0x1570 [ 45.907047][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.907220][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 45.907387][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 45.907561][ C0] ? trace_lock_acquire+0x135/0x1c0 [ 45.907867][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 45.908043][ C0] ? lock_acquire+0x32/0xc0 [ 45.908209][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 45.908380][ C0] _raw_read_lock_bh+0x44/0x80 [ 45.908659][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 45.908823][ C0] ipv6_get_lladdr+0xa9/0x3e0 [ 45.908994][ C0] ndisc_send_ns+0xe7/0x100 [ 45.909165][ C0] ? __pfx_ndisc_send_ns+0x10/0x10 [ 45.909555][ C0] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 45.909762][ C0] ndisc_solicit+0x2ae/0x4d0 [ 45.909936][ C0] ? __pfx_ndisc_solicit+0x10/0x10 [ 45.910110][ C0] ? neigh_probe+0x57/0xf0 [ 45.910397][ C0] neigh_probe+0xaa/0xf0 [ 45.910523][ C0] __neigh_event_send+0x7af/0xfe0 [ 45.910699][ C0] ? do_raw_write_lock+0xe1/0x3b0 [ 45.910872][ C0] ? __pfx_do_raw_write_lock+0x10/0x10 [ 45.911054][ C0] neigh_resolve_output+0x470/0x7c0 [ 45.911341][ C0] ? __local_bh_enable_ip+0xa6/0x120 [ 45.911514][ C0] ? ___neigh_create+0x7c6/0xe10 [ 45.911697][ C0] ip6_finish_output2+0x4ab/0xf80 [ 45.911873][ C0] ip6_finish_output+0x4ed/0xd30 [ 45.912160][ C0] ? __pfx_flow_hash_from_keys+0x10/0x10 [ 45.912328][ C0] ip6_output+0x1f3/0x770 [ 45.912455][ C0] ? __pfx_ip6_output+0x10/0x10 [ 45.912633][ C0] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 45.912820][ C0] ? ip6_local_out+0x25/0x3b0 [ 45.912999][ C0] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 45.913221][ C0] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 45.913439][ C0] ? __kasan_kmalloc+0x7f/0x90 [ 45.913728][ C0] ? trace_kmalloc+0x2a/0xe0 [ 45.913902][ C0] ? sk_getsockopt+0x2048/0x2c40 [ 45.914078][ C0] ? __pfx_ip6_tnl_xmit+0x10/0x10 [ip6_tunnel] [ 45.914300][ C0] ? pskb_expand_head+0x4ac/0x1020 [ 45.914590][ C0] ? __pfx_pskb_expand_head+0x10/0x10 [ 45.914779][ C0] ? __ipv6_chk_addr_and_flags+0x38e/0x650 [ 45.914993][ C0] ? __gre6_xmit+0x706/0x1960 [ip6_gre] [ 45.915180][ C0] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 45.915475][ C0] ? __pfx___gre6_xmit+0x10/0x10 [ip6_gre] [ 45.915695][ C0] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 45.915917][ C0] ? __pfx_ip6gre_tunnel_xmit+0x10/0x10 [ip6_gre] [ 45.916133][ C0] ? find_held_lock+0x2c/0x110 [ 45.916419][ C0] ? __lock_release+0x103/0x460 [ 45.916595][ C0] ? dev_queue_xmit_nit+0x775/0xad0 [ 45.916769][ C0] ? dev_queue_xmit_nit+0x759/0xad0 [ 45.916936][ C0] ? __pfx_qdisc_pkt_len_init+0x10/0x10 [ 45.917232][ C0] ? dev_queue_xmit_nit+0x775/0xad0 [ 45.917417][ C0] dev_hard_start_xmit+0x10e/0x360 [ 45.917586][ C0] ? validate_xmit_skb.constprop.0+0x2a/0x4f0 [ 45.917799][ C0] __dev_queue_xmit+0xe69/0x16d0 [ 45.917986][ C0] ? do_raw_write_lock+0x122/0x3b0 [ 45.918159][ C0] ? __pfx_do_raw_write_lock+0x10/0x10 [ 45.918325][ C0] ? __pfx___dev_queue_xmit+0x10/0x10 [ 45.918491][ C0] ? ___neigh_create+0x7c6/0xe10 [ 45.918771][ C0] ? ___neigh_create+0x7c6/0xe10 [ 45.918939][ C0] ip_finish_output2+0x616/0x18e0 [ 45.919106][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 45.919313][ C0] ? __pfx_ip_finish_output2+0x10/0x10 [ 45.919589][ C0] ? __ip_finish_output+0x10f/0x770 [ 45.919759][ C0] ip_output+0x16b/0x4f0 [ 45.919885][ C0] ? __pfx_ip_output+0x10/0x10 [ 45.920056][ C0] ? pskb_expand_head+0x485/0x1020 [ 45.920224][ C0] ? ip_route_input_noref+0x10e/0x230 [ 45.920502][ C0] NF_HOOK.constprop.0+0x7e/0x320 [ 45.920668][ C0] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 45.920833][ C0] ? ip_forward+0xdc8/0x1a10 [ 45.921007][ C0] ? vrf_l3_rcv+0x3e5/0x510 [vrf] [ 45.921297][ C0] ip_rcv+0x62f/0x740 [ 45.921422][ C0] ? __pfx_ip_rcv+0x10/0x10 [ 45.921592][ C0] ? lock_acquire.part.0+0xeb/0x330 [ 45.921758][ C0] ? process_backlog+0x1f8/0x670 [ 45.922039][ C0] ? __pfx_ip_rcv+0x10/0x10 [ 45.922205][ C0] __netif_receive_skb_one_core+0x166/0x1b0 [ 45.922409][ C0] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 45.922617][ C0] ? process_backlog+0x1f8/0x670 [ 45.922899][ C0] ? lock_acquire+0x32/0xc0 [ 45.923066][ C0] ? process_backlog+0x1f8/0x670 [ 45.923233][ C0] process_backlog+0x103/0x670 [ 45.923398][ C0] ? find_held_lock+0x2c/0x110 [ 45.923676][ C0] __napi_poll.constprop.0+0xa2/0x460 [ 45.923844][ C0] net_rx_action+0x49f/0xc00 [ 45.924021][ C0] ? __pfx_net_rx_action+0x10/0x10 [ 45.924194][ C0] __do_softirq+0x1f8/0x5df [ 45.924365][ C0] ? __dev_queue_xmit+0x697/0x16d0 [ 45.924646][ C0] do_softirq+0x4d/0xa0 [ 45.924773][ C0] [ 45.924862][ C0] [ 45.924946][ C0] __local_bh_enable_ip+0xf6/0x120 [ 45.925113][ C0] ? __dev_queue_xmit+0x697/0x16d0 [ 45.925397][ C0] __dev_queue_xmit+0x6ac/0x16d0 [ 45.925567][ C0] ? packet_parse_headers+0x231/0x9d0 [ 45.925735][ C0] ? packet_parse_headers+0x231/0x9d0 [ 45.925909][ C0] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 45.926217][ C0] ? __pfx___dev_queue_xmit+0x10/0x10 [ 45.926412][ C0] ? dev_get_by_index+0x177/0x270 [ 45.926579][ C0] packet_snd+0xd08/0x1840 [ 45.926762][ C0] ? __pfx___lock_release+0x10/0x10 [ 45.926932][ C0] ? __pfx_packet_snd+0x10/0x10 [ 45.927224][ C0] ? __might_fault+0xc3/0x170 [ 45.927398][ C0] ? trace_raw_output_mmap_lock_acquire_returned+0x60/0x1e0 [ 45.927653][ C0] ? __might_fault+0x11b/0x170 [ 45.927836][ C0] __sys_sendto+0x37d/0x410 [ 45.928024][ C0] ? __pfx___sys_sendto+0x10/0x10 [ 45.928193][ C0] ? sock_ioctl+0x3bc/0x590 [ 45.928362][ C0] ? __might_fault+0xc3/0x170 [ 45.928535][ C0] ? trace_rseq_update+0xd2/0x130 [ 45.928827][ C0] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 45.929047][ C0] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 45.929262][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 45.929563][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 45.929773][ C0] do_syscall_64+0xc6/0x1e0 [ 45.929940][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.930147][ C0] RIP: 0033:0x7f959c89a85a [ 45.930446][ 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 [ 45.931053][ C0] RSP: 002b:00007ffdcb377548 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 45.931426][ C0] RAX: ffffffffffffffda RBX: 000000002a4899d0 RCX: 00007f959c89a85a [ 45.931689][ C0] RDX: 0000000000000062 RSI: 000000002a4895c2 RDI: 0000000000000005 [ 45.931964][ C0] RBP: 000000002a4895c2 R08: 00007ffdcb377550 R09: 0000000000000014 [ 45.932332][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 45.932605][ C0] R13: 0000000000000062 R14: 00007ffdcb377550 R15: 0000000000000000 [ 45.932858][ C0]