[ 33.457467][ T335] 8021q: 802.1Q VLAN Support v1.8 [ 34.053181][ T341] gre: GRE over IPv4 demultiplexor driver [ 34.099882][ T341] ip6_gre: GRE over IPv6 tunneling driver [ 45.599876][ T422] GACT probability NOT on [ 45.614142][ T419] tc (419) used greatest stack depth: 23368 bytes left [ 46.139654][ C1] [ 46.139797][ C1] ======================================================== [ 46.140060][ C1] WARNING: possible irq lock inversion dependency detected [ 46.140305][ C1] 6.9.0-rc1-virtme #1 Not tainted [ 46.140472][ C1] -------------------------------------------------------- [ 46.140724][ C1] mausezahn/425 just changed the state of lock: [ 46.140932][ C1] ffff888002606d80 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 46.141235][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 46.141480][ C1] (&p->alloc_lock){+.+.}-{2:2} [ 46.141485][ C1] [ 46.141485][ C1] [ 46.141485][ C1] and interrupts could create inverse lock ordering between them. [ 46.141485][ C1] [ 46.142095][ C1] [ 46.142095][ C1] other info that might help us debug this: [ 46.142340][ C1] Possible interrupt unsafe locking scenario: [ 46.142340][ C1] [ 46.142585][ C1] CPU0 CPU1 [ 46.142749][ C1] ---- ---- [ 46.142912][ C1] lock(&p->alloc_lock); [ 46.143046][ C1] local_irq_disable(); [ 46.143252][ C1] lock(&ndev->lock); [ 46.143459][ C1] lock(&p->alloc_lock); [ 46.143665][ C1] [ 46.143794][ C1] lock(&ndev->lock); [ 46.143922][ C1] [ 46.143922][ C1] *** DEADLOCK *** [ 46.143922][ C1] [ 46.144168][ C1] 5 locks held by mausezahn/425: [ 46.144334][ C1] #0: ffffffff9c3522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 46.144638][ C1] #1: ffffffff9c3522e0 (rcu_read_lock){....}-{1:2}, at: ip_finish_output2+0x262/0x18e0 [ 46.144931][ C1] #2: ffffffff9c352280 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x1dd/0x16d0 [ 46.145225][ C1] #3: ffffffff9c3522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 46.145531][ C1] #4: ffffffff9c3522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 46.145823][ C1] [ 46.145823][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 46.146114][ C1] -> (&p->alloc_lock){+.+.}-{2:2} { [ 46.146286][ C1] HARDIRQ-ON-W at: [ 46.146413][ C1] __lock_acquire+0x797/0x1570 [ 46.146644][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.146853][ C1] _raw_spin_lock+0x30/0x40 [ 46.147063][ C1] set_mems_allowed+0x1d/0x210 [ 46.147272][ C1] kernel_init_freeable+0x72/0x310 [ 46.147485][ C1] kernel_init+0x20/0x200 [ 46.147698][ C1] ret_from_fork+0x31/0x70 [ 46.147910][ C1] ret_from_fork_asm+0x1a/0x30 [ 46.148122][ C1] SOFTIRQ-ON-W at: [ 46.148247][ C1] __lock_acquire+0x797/0x1570 [ 46.148455][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.148662][ C1] _raw_spin_lock+0x30/0x40 [ 46.148871][ C1] set_mems_allowed+0x1d/0x210 [ 46.149078][ C1] kernel_init_freeable+0x72/0x310 [ 46.149289][ C1] kernel_init+0x20/0x200 [ 46.149498][ C1] ret_from_fork+0x31/0x70 [ 46.149707][ C1] ret_from_fork_asm+0x1a/0x30 [ 46.149914][ C1] INITIAL USE at: [ 46.150039][ C1] __lock_acquire+0x797/0x1570 [ 46.150249][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.150460][ C1] _raw_spin_lock+0x30/0x40 [ 46.150668][ C1] set_mems_allowed+0x1d/0x210 [ 46.150877][ C1] kernel_init_freeable+0x72/0x310 [ 46.151085][ C1] kernel_init+0x20/0x200 [ 46.151298][ C1] ret_from_fork+0x31/0x70 [ 46.151507][ C1] ret_from_fork_asm+0x1a/0x30 [ 46.151719][ C1] } [ 46.151805][ C1] ... key at: [] __key.387+0x0/0x40 [ 46.152061][ C1] ... acquired at: [ 46.152186][ C1] __lock_acquire+0xaf0/0x1570 [ 46.152356][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.152522][ C1] _raw_spin_lock+0x30/0x40 [ 46.152687][ C1] __get_task_comm+0x27/0x70 [ 46.152854][ C1] ref_tracker_alloc+0x2ee/0x490 [ 46.153028][ C1] netdev_get_by_index+0x5e/0x80 [ 46.153193][ C1] fib6_nh_init+0x3d8/0x15b0 [ 46.153359][ C1] ip6_route_info_create+0xf18/0x17d0 [ 46.153527][ C1] addrconf_f6i_alloc+0x265/0x560 [ 46.153693][ C1] __ipv6_dev_ac_inc+0x25f/0xb10 [ 46.153862][ C1] addrconf_join_anycast+0x1c0/0x220 [ 46.154028][ C1] __ipv6_ifa_notify+0x6b3/0xaf0 [ 46.154194][ C1] addrconf_dad_completed+0x12b/0xe20 [ 46.154366][ C1] addrconf_dad_work+0x38c/0xab0 [ 46.154534][ C1] process_one_work+0xe2c/0x1730 [ 46.154701][ C1] worker_thread+0x587/0xd30 [ 46.154868][ C1] kthread+0x28a/0x350 [ 46.154995][ C1] ret_from_fork+0x31/0x70 [ 46.155162][ C1] ret_from_fork_asm+0x1a/0x30 [ 46.155329][ C1] [ 46.155414][ C1] -> (&ndev->lock){++.-}-{2:2} { [ 46.155588][ C1] HARDIRQ-ON-W at: [ 46.155712][ C1] __lock_acquire+0x797/0x1570 [ 46.155922][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.156130][ C1] _raw_write_lock_bh+0x38/0x50 [ 46.156339][ C1] addrconf_permanent_addr+0x6e/0x670 [ 46.156555][ C1] addrconf_notify+0x749/0xd60 [ 46.156766][ C1] notifier_call_chain+0xcd/0x150 [ 46.156979][ C1] __dev_notify_flags+0xe6/0x250 [ 46.157187][ C1] dev_change_flags+0xec/0x160 [ 46.157397][ C1] do_setlink+0x7d6/0x21e0 [ 46.157605][ C1] __rtnl_newlink+0xaa7/0xd80 [ 46.157820][ C1] rtnl_newlink+0x63/0xa0 [ 46.158028][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.158241][ C1] netlink_rcv_skb+0x130/0x360 [ 46.158457][ C1] netlink_unicast+0x449/0x710 [ 46.158664][ C1] netlink_sendmsg+0x723/0xbe0 [ 46.158872][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 46.159080][ C1] ___sys_sendmsg+0xee/0x170 [ 46.159288][ C1] __sys_sendmsg+0xcd/0x170 [ 46.159497][ C1] do_syscall_64+0xc6/0x1e0 [ 46.159711][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.159960][ C1] HARDIRQ-ON-R at: [ 46.160084][ C1] __lock_acquire+0x797/0x1570 [ 46.160294][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.160501][ C1] _raw_read_lock_bh+0x44/0x80 [ 46.160710][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 46.160920][ C1] inet6_fill_link_af+0x5e/0xe0 [ 46.161139][ C1] rtnl_fill_ifinfo+0x1612/0x29e0 [ 46.161346][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 46.161554][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 46.161803][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 46.162014][ C1] register_netdevice+0x1177/0x1690 [ 46.162228][ C1] register_netdev+0x20/0x40 [ 46.162438][ C1] sit_init_net+0x250/0x4f0 [ 46.162647][ C1] ops_init+0x9b/0x560 [ 46.162815][ C1] register_pernet_operations+0x2db/0x710 [ 46.163065][ C1] register_pernet_device+0x2a/0x60 [ 46.163285][ C1] sit_init+0x23/0xe0 [ 46.163457][ C1] do_one_initcall+0x8d/0x1e0 [ 46.163673][ C1] do_initcalls+0x1b2/0x3e0 [ 46.163998][ C1] kernel_init_freeable+0x232/0x310 [ 46.164206][ C1] kernel_init+0x20/0x200 [ 46.164415][ C1] ret_from_fork+0x31/0x70 [ 46.164844][ C1] ret_from_fork_asm+0x1a/0x30 [ 46.165051][ C1] IN-SOFTIRQ-R at: [ 46.165178][ C1] __lock_acquire+0x797/0x1570 [ 46.165390][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.165708][ C1] _raw_read_lock_bh+0x44/0x80 [ 46.165916][ C1] ipv6_get_lladdr+0xa9/0x3e0 [ 46.166124][ C1] ndisc_send_ns+0xe7/0x100 [ 46.166332][ C1] ndisc_solicit+0x2ae/0x4d0 [ 46.166667][ C1] neigh_probe+0xaa/0xf0 [ 46.166876][ C1] __neigh_event_send+0x7af/0xfe0 [ 46.167088][ C1] neigh_resolve_output+0x470/0x7c0 [ 46.167297][ C1] ip6_finish_output2+0x4ab/0xf80 [ 46.167504][ C1] ip6_finish_output+0x4ed/0xd30 [ 46.167715][ C1] ip6_output+0x1f3/0x770 [ 46.168033][ C1] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 46.168300][ C1] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 46.168553][ C1] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.168877][ C1] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 46.169130][ C1] dev_hard_start_xmit+0x10e/0x360 [ 46.169337][ C1] __dev_queue_xmit+0xe69/0x16d0 [ 46.169548][ C1] ip_finish_output2+0x616/0x18e0 [ 46.169873][ C1] ip_output+0x16b/0x4f0 [ 46.170079][ C1] NF_HOOK.constprop.0+0x7e/0x320 [ 46.170287][ C1] ip_rcv+0x62f/0x740 [ 46.170564][ C1] __netif_receive_skb_one_core+0x166/0x1b0 [ 46.170812][ C1] process_backlog+0x103/0x670 [ 46.171019][ C1] __napi_poll.constprop.0+0xa2/0x460 [ 46.171350][ C1] net_rx_action+0x49f/0xc00 [ 46.171560][ C1] __do_softirq+0x1f8/0x5df [ 46.171766][ C1] do_softirq+0x4d/0xa0 [ 46.171972][ C1] __local_bh_enable_ip+0xf6/0x120 [ 46.172179][ C1] __dev_queue_xmit+0x6ac/0x16d0 [ 46.172386][ C1] packet_snd+0xd08/0x1840 [ 46.172598][ C1] __sys_sendto+0x37d/0x410 [ 46.172917][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 46.173123][ C1] do_syscall_64+0xc6/0x1e0 [ 46.173330][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.173693][ C1] INITIAL USE at: [ 46.173819][ C1] __lock_acquire+0x797/0x1570 [ 46.174025][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.174237][ C1] _raw_write_lock_bh+0x38/0x50 [ 46.174558][ C1] addrconf_permanent_addr+0x6e/0x670 [ 46.174764][ C1] addrconf_notify+0x749/0xd60 [ 46.174970][ C1] notifier_call_chain+0xcd/0x150 [ 46.175177][ C1] __dev_notify_flags+0xe6/0x250 [ 46.175493][ C1] dev_change_flags+0xec/0x160 [ 46.175703][ C1] do_setlink+0x7d6/0x21e0 [ 46.175910][ C1] __rtnl_newlink+0xaa7/0xd80 [ 46.176229][ C1] rtnl_newlink+0x63/0xa0 [ 46.176436][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.176713][ C1] netlink_rcv_skb+0x130/0x360 [ 46.177033][ C1] netlink_unicast+0x449/0x710 [ 46.177240][ C1] netlink_sendmsg+0x723/0xbe0 [ 46.177450][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 46.177656][ C1] ___sys_sendmsg+0xee/0x170 [ 46.178087][ C1] __sys_sendmsg+0xcd/0x170 [ 46.178294][ C1] do_syscall_64+0xc6/0x1e0 [ 46.178498][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.178857][ C1] INITIAL READ USE at: [ 46.178982][ C1] __lock_acquire+0x797/0x1570 [ 46.179197][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.179405][ C1] _raw_read_lock_bh+0x44/0x80 [ 46.179724][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 46.179973][ C1] inet6_fill_link_af+0x5e/0xe0 [ 46.180181][ C1] rtnl_fill_ifinfo+0x1612/0x29e0 [ 46.180500][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 46.180753][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 46.181001][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 46.181207][ C1] register_netdevice+0x1177/0x1690 [ 46.181454][ C1] register_netdev+0x20/0x40 [ 46.181660][ C1] sit_init_net+0x250/0x4f0 [ 46.181984][ C1] ops_init+0x9b/0x560 [ 46.182192][ C1] register_pernet_operations+0x2db/0x710 [ 46.182441][ C1] register_pernet_device+0x2a/0x60 [ 46.182799][ C1] sit_init+0x23/0xe0 [ 46.183007][ C1] do_one_initcall+0x8d/0x1e0 [ 46.183216][ C1] do_initcalls+0x1b2/0x3e0 [ 46.183428][ C1] kernel_init_freeable+0x232/0x310 [ 46.183786][ C1] kernel_init+0x20/0x200 [ 46.183994][ C1] ret_from_fork+0x31/0x70 [ 46.184204][ C1] ret_from_fork_asm+0x1a/0x30 [ 46.184523][ C1] } [ 46.184607][ C1] ... key at: [] __key.37+0x0/0x40 [ 46.184860][ C1] ... acquired at: [ 46.184986][ C1] mark_lock+0x28d/0x3e0 [ 46.185154][ C1] mark_usage+0xd9/0x2a0 [ 46.185319][ C1] __lock_acquire+0x797/0x1570 [ 46.185484][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.185649][ C1] _raw_read_lock_bh+0x44/0x80 [ 46.185927][ C1] ipv6_get_lladdr+0xa9/0x3e0 [ 46.186092][ C1] ndisc_send_ns+0xe7/0x100 [ 46.186257][ C1] ndisc_solicit+0x2ae/0x4d0 [ 46.186423][ C1] neigh_probe+0xaa/0xf0 [ 46.186605][ C1] __neigh_event_send+0x7af/0xfe0 [ 46.186882][ C1] neigh_resolve_output+0x470/0x7c0 [ 46.187046][ C1] ip6_finish_output2+0x4ab/0xf80 [ 46.187211][ C1] ip6_finish_output+0x4ed/0xd30 [ 46.187376][ C1] ip6_output+0x1f3/0x770 [ 46.187652][ C1] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 46.187862][ C1] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 46.188077][ C1] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.188248][ C1] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 46.188573][ C1] dev_hard_start_xmit+0x10e/0x360 [ 46.188739][ C1] __dev_queue_xmit+0xe69/0x16d0 [ 46.188905][ C1] ip_finish_output2+0x616/0x18e0 [ 46.189070][ C1] ip_output+0x16b/0x4f0 [ 46.189234][ C1] NF_HOOK.constprop.0+0x7e/0x320 [ 46.189400][ C1] ip_rcv+0x62f/0x740 [ 46.189530][ C1] __netif_receive_skb_one_core+0x166/0x1b0 [ 46.189736][ C1] process_backlog+0x103/0x670 [ 46.190014][ C1] __napi_poll.constprop.0+0xa2/0x460 [ 46.190181][ C1] net_rx_action+0x49f/0xc00 [ 46.190348][ C1] __do_softirq+0x1f8/0x5df [ 46.190513][ C1] do_softirq+0x4d/0xa0 [ 46.190857][ C1] __local_bh_enable_ip+0xf6/0x120 [ 46.191023][ C1] __dev_queue_xmit+0x6ac/0x16d0 [ 46.191192][ C1] packet_snd+0xd08/0x1840 [ 46.191359][ C1] __sys_sendto+0x37d/0x410 [ 46.191527][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 46.191803][ C1] do_syscall_64+0xc6/0x1e0 [ 46.191968][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.192175][ C1] [ 46.192258][ C1] [ 46.192258][ C1] stack backtrace: [ 46.192575][ C1] CPU: 1 PID: 425 Comm: mausezahn Not tainted 6.9.0-rc1-virtme #1 [ 46.192827][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 46.193304][ C1] Call Trace: [ 46.193443][ C1] [ 46.193530][ C1] dump_stack_lvl+0x82/0xd0 [ 46.193703][ C1] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 46.193912][ C1] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 46.194233][ C1] ? __pfx_usage_skip+0x10/0x10 [ 46.194404][ C1] ? __pfx_usage_match+0x10/0x10 [ 46.194575][ C1] ? arch_stack_walk+0xa2/0xf0 [ 46.194744][ C1] mark_lock_irq+0x4cd/0xa10 [ 46.195023][ C1] ? __pfx_mark_lock_irq+0x10/0x10 [ 46.195189][ C1] ? stack_trace_save+0x94/0xd0 [ 46.195360][ C1] ? save_trace+0x8f/0x5b0 [ 46.195526][ C1] mark_lock+0x28d/0x3e0 [ 46.195656][ C1] mark_usage+0xd9/0x2a0 [ 46.195892][ C1] __lock_acquire+0x797/0x1570 [ 46.196067][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.196236][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.196402][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 46.196691][ C1] ? trace_lock_acquire+0x135/0x1c0 [ 46.196859][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.197023][ C1] ? lock_acquire+0x32/0xc0 [ 46.197188][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.197466][ C1] _raw_read_lock_bh+0x44/0x80 [ 46.197633][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.197804][ C1] ipv6_get_lladdr+0xa9/0x3e0 [ 46.197969][ C1] ndisc_send_ns+0xe7/0x100 [ 46.198136][ C1] ? __pfx_ndisc_send_ns+0x10/0x10 [ 46.198301][ C1] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 46.198508][ C1] ndisc_solicit+0x2ae/0x4d0 [ 46.198673][ C1] ? __pfx_ndisc_solicit+0x10/0x10 [ 46.198839][ C1] ? neigh_probe+0x57/0xf0 [ 46.199116][ C1] neigh_probe+0xaa/0xf0 [ 46.199245][ C1] __neigh_event_send+0x7af/0xfe0 [ 46.199410][ C1] ? do_raw_write_lock+0xe1/0x3b0 [ 46.199576][ C1] ? __pfx_do_raw_write_lock+0x10/0x10 [ 46.199863][ C1] neigh_resolve_output+0x470/0x7c0 [ 46.200028][ C1] ? __local_bh_enable_ip+0xa6/0x120 [ 46.200193][ C1] ? ___neigh_create+0x7c6/0xe10 [ 46.200408][ C1] ip6_finish_output2+0x4ab/0xf80 [ 46.200686][ C1] ip6_finish_output+0x4ed/0xd30 [ 46.200855][ C1] ? __pfx_flow_hash_from_keys+0x10/0x10 [ 46.201022][ C1] ip6_output+0x1f3/0x770 [ 46.201148][ C1] ? __pfx_ip6_output+0x10/0x10 [ 46.201313][ C1] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 46.201600][ C1] ? ip6_local_out+0x25/0x3b0 [ 46.201773][ C1] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 46.201986][ C1] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 46.202220][ C1] ? __kasan_kmalloc+0x7f/0x90 [ 46.202500][ C1] ? trace_kmalloc+0x2a/0xe0 [ 46.202671][ C1] ? sk_getsockopt+0x2048/0x2c40 [ 46.202837][ C1] ? __pfx_ip6_tnl_xmit+0x10/0x10 [ip6_tunnel] [ 46.203063][ C1] ? pskb_expand_head+0x4ac/0x1020 [ 46.203230][ C1] ? __pfx_pskb_expand_head+0x10/0x10 [ 46.203406][ C1] ? __ipv6_chk_addr_and_flags+0x38e/0x650 [ 46.203614][ C1] ? __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.203785][ C1] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.204183][ C1] ? __pfx___gre6_xmit+0x10/0x10 [ip6_gre] [ 46.204394][ C1] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 46.204606][ C1] ? __pfx_ip6gre_tunnel_xmit+0x10/0x10 [ip6_gre] [ 46.204928][ C1] ? find_held_lock+0x2c/0x110 [ 46.205095][ C1] ? __lock_release+0x103/0x460 [ 46.205259][ C1] ? dev_queue_xmit_nit+0x775/0xad0 [ 46.205426][ C1] ? dev_queue_xmit_nit+0x759/0xad0 [ 46.205718][ C1] ? __pfx_qdisc_pkt_len_init+0x10/0x10 [ 46.205886][ C1] ? dev_queue_xmit_nit+0x775/0xad0 [ 46.206052][ C1] dev_hard_start_xmit+0x10e/0x360 [ 46.206218][ C1] ? validate_xmit_skb.constprop.0+0x2a/0x4f0 [ 46.206543][ C1] __dev_queue_xmit+0xe69/0x16d0 [ 46.206711][ C1] ? do_raw_write_lock+0x122/0x3b0 [ 46.206876][ C1] ? __pfx_do_raw_write_lock+0x10/0x10 [ 46.207042][ C1] ? __pfx___dev_queue_xmit+0x10/0x10 [ 46.207213][ C1] ? ___neigh_create+0x7c6/0xe10 [ 46.207489][ C1] ? ___neigh_create+0x7c6/0xe10 [ 46.207655][ C1] ip_finish_output2+0x616/0x18e0 [ 46.207820][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 46.208029][ C1] ? __pfx_ip_finish_output2+0x10/0x10 [ 46.208196][ C1] ? __ip_finish_output+0x10f/0x770 [ 46.208361][ C1] ip_output+0x16b/0x4f0 [ 46.208491][ C1] ? __pfx_ip_output+0x10/0x10 [ 46.208656][ C1] ? pskb_expand_head+0x485/0x1020 [ 46.208931][ C1] ? ip_route_input_noref+0x10e/0x230 [ 46.209100][ C1] NF_HOOK.constprop.0+0x7e/0x320 [ 46.209266][ C1] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 46.209434][ C1] ? ip_forward+0xdc8/0x1a10 [ 46.209710][ C1] ? vrf_l3_rcv+0x3e5/0x510 [vrf] [ 46.209883][ C1] ip_rcv+0x62f/0x740 [ 46.210010][ C1] ? __pfx_ip_rcv+0x10/0x10 [ 46.210183][ C1] ? lock_acquire.part.0+0xeb/0x330 [ 46.210349][ C1] ? process_backlog+0x1f8/0x670 [ 46.210626][ C1] ? __pfx_ip_rcv+0x10/0x10 [ 46.210791][ C1] __netif_receive_skb_one_core+0x166/0x1b0 [ 46.210997][ C1] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 46.211205][ C1] ? process_backlog+0x1f8/0x670 [ 46.211482][ C1] ? lock_acquire+0x32/0xc0 [ 46.211648][ C1] ? process_backlog+0x1f8/0x670 [ 46.211820][ C1] process_backlog+0x103/0x670 [ 46.211990][ C1] __napi_poll.constprop.0+0xa2/0x460 [ 46.212159][ C1] net_rx_action+0x49f/0xc00 [ 46.212329][ C1] ? __pfx_net_rx_action+0x10/0x10 [ 46.212495][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 46.212725][ C1] __do_softirq+0x1f8/0x5df [ 46.213007][ C1] ? __dev_queue_xmit+0x697/0x16d0 [ 46.213175][ C1] do_softirq+0x4d/0xa0 [ 46.213306][ C1] [ 46.213392][ C1] [ 46.213478][ C1] __local_bh_enable_ip+0xf6/0x120 [ 46.213757][ C1] ? __dev_queue_xmit+0x697/0x16d0 [ 46.213922][ C1] __dev_queue_xmit+0x6ac/0x16d0 [ 46.214088][ C1] ? packet_parse_headers+0x231/0x9d0 [ 46.214254][ C1] ? packet_parse_headers+0x231/0x9d0 [ 46.214431][ C1] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 46.214712][ C1] ? __pfx___dev_queue_xmit+0x10/0x10 [ 46.214880][ C1] ? dev_get_by_index+0x177/0x270 [ 46.215049][ C1] packet_snd+0xd08/0x1840 [ 46.215217][ C1] ? __pfx___lock_release+0x10/0x10 [ 46.215498][ C1] ? __pfx_packet_snd+0x10/0x10 [ 46.215664][ C1] ? __might_fault+0xc3/0x170 [ 46.215830][ C1] ? trace_raw_output_mmap_lock_acquire_returned+0x60/0x1e0 [ 46.216075][ C1] ? __might_fault+0x11b/0x170 [ 46.216247][ C1] __sys_sendto+0x37d/0x410 [ 46.216414][ C1] ? __pfx___sys_sendto+0x10/0x10 [ 46.216596][ C1] ? sock_ioctl+0x3bc/0x590 [ 46.216763][ C1] ? __might_fault+0xc3/0x170 [ 46.217150][ C1] ? trace_rseq_update+0xd2/0x130 [ 46.217317][ C1] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 46.217523][ C1] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 46.217731][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 46.218008][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 46.218220][ C1] do_syscall_64+0xc6/0x1e0 [ 46.218385][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.218704][ C1] RIP: 0033:0x7f491629985a [ 46.218880][ C1] 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 [ 46.219587][ C1] RSP: 002b:00007fff244f7b08 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 46.219838][ C1] RAX: ffffffffffffffda RBX: 000000000d0d59d0 RCX: 00007f491629985a [ 46.220086][ C1] RDX: 0000000000000062 RSI: 000000000d0d55c2 RDI: 0000000000000005 [ 46.220449][ C1] RBP: 000000000d0d55c2 R08: 00007fff244f7b10 R09: 0000000000000014 [ 46.220697][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 46.220949][ C1] R13: 0000000000000062 R14: 00007fff244f7b10 R15: 0000000000000000 [ 46.221201][ C1]