[ 33.178168][ T338] 8021q: 802.1Q VLAN Support v1.8 [ 33.773923][ T344] gre: GRE over IPv4 demultiplexor driver [ 33.823729][ T344] ip6_gre: GRE over IPv6 tunneling driver [ 33.960228][ T348] ip (348) used greatest stack depth: 23144 bytes left [ 45.457218][ T426] GACT probability NOT on [ 46.010417][ C3] [ 46.010665][ C3] ======================================================== [ 46.010922][ C3] WARNING: possible irq lock inversion dependency detected [ 46.011176][ C3] 6.9.0-rc1-virtme #1 Not tainted [ 46.011352][ C3] -------------------------------------------------------- [ 46.011601][ C3] mausezahn/429 just changed the state of lock: [ 46.011815][ C3] ffff8880072d5580 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 46.012131][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 46.012384][ C3] (&p->alloc_lock){+.+.}-{2:2} [ 46.012388][ C3] [ 46.012388][ C3] [ 46.012388][ C3] and interrupts could create inverse lock ordering between them. [ 46.012388][ C3] [ 46.013007][ C3] [ 46.013007][ C3] other info that might help us debug this: [ 46.013259][ C3] Possible interrupt unsafe locking scenario: [ 46.013259][ C3] [ 46.013520][ C3] CPU0 CPU1 [ 46.013703][ C3] ---- ---- [ 46.013889][ C3] lock(&p->alloc_lock); [ 46.014020][ C3] local_irq_disable(); [ 46.014233][ C3] lock(&ndev->lock); [ 46.014457][ C3] lock(&p->alloc_lock); [ 46.014676][ C3] [ 46.014805][ C3] lock(&ndev->lock); [ 46.014941][ C3] [ 46.014941][ C3] *** DEADLOCK *** [ 46.014941][ C3] [ 46.015195][ C3] 5 locks held by mausezahn/429: [ 46.015362][ C3] #0: ffffffff9d5522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 46.015669][ C3] #1: ffffffff9d5522e0 (rcu_read_lock){....}-{1:2}, at: ip_finish_output2+0x262/0x18e0 [ 46.015985][ C3] #2: ffffffff9d552280 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x1dd/0x16d0 [ 46.016286][ C3] #3: ffffffff9d5522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 46.016586][ C3] #4: ffffffff9d5522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 46.016883][ C3] [ 46.016883][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 46.017177][ C3] -> (&p->alloc_lock){+.+.}-{2:2} { [ 46.017352][ C3] HARDIRQ-ON-W at: [ 46.017487][ C3] __lock_acquire+0x797/0x1570 [ 46.017704][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.017924][ C3] _raw_spin_lock+0x30/0x40 [ 46.018142][ C3] set_mems_allowed+0x1d/0x210 [ 46.018356][ C3] kernel_init_freeable+0x72/0x310 [ 46.018576][ C3] kernel_init+0x20/0x200 [ 46.018796][ C3] ret_from_fork+0x31/0x70 [ 46.019010][ C3] ret_from_fork_asm+0x1a/0x30 [ 46.019221][ C3] SOFTIRQ-ON-W at: [ 46.019354][ C3] __lock_acquire+0x797/0x1570 [ 46.019567][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.019778][ C3] _raw_spin_lock+0x30/0x40 [ 46.019988][ C3] set_mems_allowed+0x1d/0x210 [ 46.020210][ C3] kernel_init_freeable+0x72/0x310 [ 46.020423][ C3] kernel_init+0x20/0x200 [ 46.020634][ C3] ret_from_fork+0x31/0x70 [ 46.020848][ C3] ret_from_fork_asm+0x1a/0x30 [ 46.021059][ C3] INITIAL USE at: [ 46.021187][ C3] __lock_acquire+0x797/0x1570 [ 46.021405][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.021618][ C3] _raw_spin_lock+0x30/0x40 [ 46.021827][ C3] set_mems_allowed+0x1d/0x210 [ 46.022037][ C3] kernel_init_freeable+0x72/0x310 [ 46.022250][ C3] kernel_init+0x20/0x200 [ 46.022464][ C3] ret_from_fork+0x31/0x70 [ 46.022689][ C3] ret_from_fork_asm+0x1a/0x30 [ 46.022901][ C3] } [ 46.023104][ C3] ... key at: [] __key.387+0x0/0x40 [ 46.023359][ C3] ... acquired at: [ 46.023490][ C3] __lock_acquire+0xaf0/0x1570 [ 46.023661][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.023938][ C3] _raw_spin_lock+0x30/0x40 [ 46.024104][ C3] __get_task_comm+0x27/0x70 [ 46.024277][ C3] ref_tracker_alloc+0x2ee/0x490 [ 46.024451][ C3] netdev_get_by_index+0x5e/0x80 [ 46.024621][ C3] fib6_nh_init+0x3d8/0x15b0 [ 46.024902][ C3] ip6_route_info_create+0xf18/0x17d0 [ 46.025070][ C3] addrconf_f6i_alloc+0x265/0x560 [ 46.025237][ C3] __ipv6_dev_ac_inc+0x25f/0xb10 [ 46.025407][ C3] addrconf_join_anycast+0x1c0/0x220 [ 46.025690][ C3] __ipv6_ifa_notify+0x6b3/0xaf0 [ 46.025872][ C3] addrconf_dad_completed+0x12b/0xe20 [ 46.026039][ C3] addrconf_dad_work+0x38c/0xab0 [ 46.026205][ C3] process_one_work+0xe2c/0x1730 [ 46.026373][ C3] worker_thread+0x587/0xd30 [ 46.026540][ C3] kthread+0x28a/0x350 [ 46.026669][ C3] ret_from_fork+0x31/0x70 [ 46.026837][ C3] ret_from_fork_asm+0x1a/0x30 [ 46.027004][ C3] [ 46.027204][ C3] -> (&ndev->lock){++.-}-{2:2} { [ 46.027375][ C3] HARDIRQ-ON-W at: [ 46.027504][ C3] __lock_acquire+0x797/0x1570 [ 46.027715][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.028037][ C3] _raw_write_lock_bh+0x38/0x50 [ 46.028249][ C3] addrconf_permanent_addr+0x6e/0x670 [ 46.028459][ C3] addrconf_notify+0x749/0xd60 [ 46.028674][ C3] notifier_call_chain+0xcd/0x150 [ 46.028996][ C3] __dev_notify_flags+0xe6/0x250 [ 46.029207][ C3] dev_change_flags+0xec/0x160 [ 46.029419][ C3] do_setlink+0x7d6/0x21e0 [ 46.029741][ C3] __rtnl_newlink+0xaa7/0xd80 [ 46.029951][ C3] rtnl_newlink+0x63/0xa0 [ 46.030173][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.030496][ C3] netlink_rcv_skb+0x130/0x360 [ 46.030707][ C3] netlink_unicast+0x449/0x710 [ 46.030915][ C3] netlink_sendmsg+0x723/0xbe0 [ 46.031125][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 46.031338][ C3] ___sys_sendmsg+0xee/0x170 [ 46.031549][ C3] __sys_sendmsg+0xcd/0x170 [ 46.031768][ C3] do_syscall_64+0xc6/0x1e0 [ 46.032091][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.032341][ C3] HARDIRQ-ON-R at: [ 46.032467][ C3] __lock_acquire+0x797/0x1570 [ 46.032679][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.033001][ C3] _raw_read_lock_bh+0x44/0x80 [ 46.033210][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 46.033425][ C3] inet6_fill_link_af+0x5e/0xe0 [ 46.033752][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 46.033961][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 46.034172][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 46.034540][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 46.034752][ C3] register_netdevice+0x1177/0x1690 [ 46.034966][ C3] register_netdev+0x20/0x40 [ 46.035180][ C3] sit_init_net+0x250/0x4f0 [ 46.035505][ C3] ops_init+0x9b/0x560 [ 46.035677][ C3] register_pernet_operations+0x2db/0x710 [ 46.035936][ C3] register_pernet_device+0x2a/0x60 [ 46.036258][ C3] sit_init+0x23/0xe0 [ 46.036436][ C3] do_one_initcall+0x8d/0x1e0 [ 46.036648][ C3] do_initcalls+0x1b2/0x3e0 [ 46.036859][ C3] kernel_init_freeable+0x232/0x310 [ 46.037179][ C3] kernel_init+0x20/0x200 [ 46.037389][ C3] ret_from_fork+0x31/0x70 [ 46.037599][ C3] ret_from_fork_asm+0x1a/0x30 [ 46.037922][ C3] IN-SOFTIRQ-R at: [ 46.038056][ C3] __lock_acquire+0x797/0x1570 [ 46.038268][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.038482][ C3] _raw_read_lock_bh+0x44/0x80 [ 46.038805][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 46.039021][ C3] ndisc_send_ns+0xe7/0x100 [ 46.039232][ C3] ndisc_solicit+0x2ae/0x4d0 [ 46.039558][ C3] neigh_probe+0xaa/0xf0 [ 46.039772][ C3] __neigh_event_send+0x7af/0xfe0 [ 46.039983][ C3] neigh_resolve_output+0x470/0x7c0 [ 46.040192][ C3] ip6_finish_output2+0x4ab/0xf80 [ 46.040403][ C3] ip6_finish_output+0x4ed/0xd30 [ 46.040619][ C3] ip6_output+0x1f3/0x770 [ 46.040828][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 46.041205][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 46.041463][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.041677][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 46.042044][ C3] dev_hard_start_xmit+0x10e/0x360 [ 46.042258][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 46.042473][ C3] ip_finish_output2+0x616/0x18e0 [ 46.042799][ C3] ip_output+0x16b/0x4f0 [ 46.043010][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 46.043223][ C3] ip_rcv+0x62f/0x740 [ 46.043392][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 46.043760][ C3] process_backlog+0x103/0x670 [ 46.043981][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 46.044190][ C3] net_rx_action+0x49f/0xc00 [ 46.044401][ C3] __do_softirq+0x1f8/0x5df [ 46.044611][ C3] do_softirq+0x4d/0xa0 [ 46.044823][ C3] __local_bh_enable_ip+0xf6/0x120 [ 46.045034][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 46.045364][ C3] packet_snd+0xd08/0x1840 [ 46.045578][ C3] __sys_sendto+0x37d/0x410 [ 46.045801][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 46.046123][ C3] do_syscall_64+0xc6/0x1e0 [ 46.046340][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.046593][ C3] INITIAL USE at: [ 46.046722][ C3] __lock_acquire+0x797/0x1570 [ 46.047060][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.047271][ C3] _raw_write_lock_bh+0x38/0x50 [ 46.047484][ C3] addrconf_permanent_addr+0x6e/0x670 [ 46.047807][ C3] addrconf_notify+0x749/0xd60 [ 46.048017][ C3] notifier_call_chain+0xcd/0x150 [ 46.048228][ C3] __dev_notify_flags+0xe6/0x250 [ 46.048565][ C3] dev_change_flags+0xec/0x160 [ 46.048777][ C3] do_setlink+0x7d6/0x21e0 [ 46.048987][ C3] __rtnl_newlink+0xaa7/0xd80 [ 46.049197][ C3] rtnl_newlink+0x63/0xa0 [ 46.049408][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.049617][ C3] netlink_rcv_skb+0x130/0x360 [ 46.049829][ C3] netlink_unicast+0x449/0x710 [ 46.050160][ C3] netlink_sendmsg+0x723/0xbe0 [ 46.050370][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 46.050582][ C3] ___sys_sendmsg+0xee/0x170 [ 46.050794][ C3] __sys_sendmsg+0xcd/0x170 [ 46.051118][ C3] do_syscall_64+0xc6/0x1e0 [ 46.051330][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.051584][ C3] INITIAL READ USE at: [ 46.051827][ C3] __lock_acquire+0x797/0x1570 [ 46.052037][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.052248][ C3] _raw_read_lock_bh+0x44/0x80 [ 46.052468][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 46.052836][ C3] inet6_fill_link_af+0x5e/0xe0 [ 46.053048][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 46.053263][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 46.053517][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 46.053769][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 46.053980][ C3] register_netdevice+0x1177/0x1690 [ 46.054343][ C3] register_netdev+0x20/0x40 [ 46.054553][ C3] sit_init_net+0x250/0x4f0 [ 46.054772][ C3] ops_init+0x9b/0x560 [ 46.055094][ C3] register_pernet_operations+0x2db/0x710 [ 46.055345][ C3] register_pernet_device+0x2a/0x60 [ 46.055599][ C3] sit_init+0x23/0xe0 [ 46.055932][ C3] do_one_initcall+0x8d/0x1e0 [ 46.056144][ C3] do_initcalls+0x1b2/0x3e0 [ 46.056362][ C3] kernel_init_freeable+0x232/0x310 [ 46.056727][ C3] kernel_init+0x20/0x200 [ 46.056938][ C3] ret_from_fork+0x31/0x70 [ 46.057148][ C3] ret_from_fork_asm+0x1a/0x30 [ 46.057357][ C3] } [ 46.057560][ C3] ... key at: [] __key.37+0x0/0x40 [ 46.057828][ C3] ... acquired at: [ 46.057952][ C3] mark_lock+0x28d/0x3e0 [ 46.058131][ C3] mark_usage+0xd9/0x2a0 [ 46.058301][ C3] __lock_acquire+0x797/0x1570 [ 46.058469][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.058639][ C3] _raw_read_lock_bh+0x44/0x80 [ 46.058807][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 46.059085][ C3] ndisc_send_ns+0xe7/0x100 [ 46.059254][ C3] ndisc_solicit+0x2ae/0x4d0 [ 46.059431][ C3] neigh_probe+0xaa/0xf0 [ 46.059603][ C3] __neigh_event_send+0x7af/0xfe0 [ 46.059773][ C3] neigh_resolve_output+0x470/0x7c0 [ 46.060052][ C3] ip6_finish_output2+0x4ab/0xf80 [ 46.060221][ C3] ip6_finish_output+0x4ed/0xd30 [ 46.060388][ C3] ip6_output+0x1f3/0x770 [ 46.060555][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 46.060885][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 46.061099][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.061273][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 46.061606][ C3] dev_hard_start_xmit+0x10e/0x360 [ 46.061779][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 46.061947][ C3] ip_finish_output2+0x616/0x18e0 [ 46.062115][ C3] ip_output+0x16b/0x4f0 [ 46.062283][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 46.062460][ C3] ip_rcv+0x62f/0x740 [ 46.062588][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 46.062799][ C3] process_backlog+0x103/0x670 [ 46.062965][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 46.063245][ C3] net_rx_action+0x49f/0xc00 [ 46.063414][ C3] __do_softirq+0x1f8/0x5df [ 46.063585][ C3] do_softirq+0x4d/0xa0 [ 46.063713][ C3] __local_bh_enable_ip+0xf6/0x120 [ 46.063998][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 46.064166][ C3] packet_snd+0xd08/0x1840 [ 46.064337][ C3] __sys_sendto+0x37d/0x410 [ 46.064508][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 46.064677][ C3] do_syscall_64+0xc6/0x1e0 [ 46.064959][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.065168][ C3] [ 46.065254][ C3] [ 46.065254][ C3] stack backtrace: [ 46.065470][ C3] CPU: 3 PID: 429 Comm: mausezahn Not tainted 6.9.0-rc1-virtme #1 [ 46.065849][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 46.066226][ C3] Call Trace: [ 46.066356][ C3] [ 46.066557][ C3] dump_stack_lvl+0x82/0xd0 [ 46.066736][ C3] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 46.066944][ C3] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 46.067160][ C3] ? __pfx_usage_skip+0x10/0x10 [ 46.067330][ C3] ? __pfx_usage_match+0x10/0x10 [ 46.067498][ C3] ? arch_stack_walk+0xa2/0xf0 [ 46.067676][ C3] mark_lock_irq+0x4cd/0xa10 [ 46.067847][ C3] ? __pfx_mark_lock_irq+0x10/0x10 [ 46.068128][ C3] ? stack_trace_save+0x94/0xd0 [ 46.068299][ C3] ? save_trace+0x8f/0x5b0 [ 46.068466][ C3] mark_lock+0x28d/0x3e0 [ 46.068595][ C3] mark_usage+0xd9/0x2a0 [ 46.068732][ C3] __lock_acquire+0x797/0x1570 [ 46.069013][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.069182][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.069353][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 46.069521][ C3] ? trace_lock_acquire+0x135/0x1c0 [ 46.069800][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.069969][ C3] ? lock_acquire+0x32/0xc0 [ 46.070136][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.070310][ C3] _raw_read_lock_bh+0x44/0x80 [ 46.070596][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.070765][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 46.070940][ C3] ndisc_send_ns+0xe7/0x100 [ 46.071108][ C3] ? __pfx_ndisc_send_ns+0x10/0x10 [ 46.071276][ C3] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 46.071488][ C3] ndisc_solicit+0x2ae/0x4d0 [ 46.071655][ C3] ? __pfx_ndisc_solicit+0x10/0x10 [ 46.071824][ C3] ? neigh_probe+0x57/0xf0 [ 46.072000][ C3] neigh_probe+0xaa/0xf0 [ 46.072239][ C3] __neigh_event_send+0x7af/0xfe0 [ 46.072406][ C3] ? do_raw_write_lock+0xe1/0x3b0 [ 46.072574][ C3] ? __pfx_do_raw_write_lock+0x10/0x10 [ 46.072743][ C3] neigh_resolve_output+0x470/0x7c0 [ 46.073020][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 46.073186][ C3] ? ___neigh_create+0x7c6/0xe10 [ 46.073356][ C3] ip6_finish_output2+0x4ab/0xf80 [ 46.073532][ C3] ip6_finish_output+0x4ed/0xd30 [ 46.073811][ C3] ? __pfx_flow_hash_from_keys+0x10/0x10 [ 46.073983][ C3] ip6_output+0x1f3/0x770 [ 46.074110][ C3] ? __pfx_ip6_output+0x10/0x10 [ 46.074279][ C3] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 46.074460][ C3] ? ip6_local_out+0x25/0x3b0 [ 46.074852][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 46.075067][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 46.075285][ C3] ? __kasan_kmalloc+0x7f/0x90 [ 46.075454][ C3] ? trace_kmalloc+0x2a/0xe0 [ 46.075747][ C3] ? sk_getsockopt+0x2048/0x2c40 [ 46.075927][ C3] ? __pfx_ip6_tnl_xmit+0x10/0x10 [ip6_tunnel] [ 46.076141][ C3] ? pskb_expand_head+0x4ac/0x1020 [ 46.076311][ C3] ? __pfx_pskb_expand_head+0x10/0x10 [ 46.076478][ C3] ? __ipv6_chk_addr_and_flags+0x38e/0x650 [ 46.076688][ C3] ? __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.076865][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.077040][ C3] ? __pfx___gre6_xmit+0x10/0x10 [ip6_gre] [ 46.077368][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 46.077580][ C3] ? __pfx_ip6gre_tunnel_xmit+0x10/0x10 [ip6_gre] [ 46.077793][ C3] ? find_held_lock+0x2c/0x110 [ 46.078069][ C3] ? __lock_release+0x103/0x460 [ 46.078236][ C3] ? dev_queue_xmit_nit+0x775/0xad0 [ 46.078411][ C3] ? dev_queue_xmit_nit+0x759/0xad0 [ 46.078579][ C3] ? __pfx_qdisc_pkt_len_init+0x10/0x10 [ 46.078859][ C3] ? dev_queue_xmit_nit+0x775/0xad0 [ 46.079029][ C3] dev_hard_start_xmit+0x10e/0x360 [ 46.079200][ C3] ? validate_xmit_skb.constprop.0+0x2a/0x4f0 [ 46.079408][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 46.079685][ C3] ? do_raw_write_lock+0x122/0x3b0 [ 46.079855][ C3] ? __pfx_do_raw_write_lock+0x10/0x10 [ 46.080029][ C3] ? __pfx___dev_queue_xmit+0x10/0x10 [ 46.080196][ C3] ? ___neigh_create+0x7c6/0xe10 [ 46.080362][ C3] ? ___neigh_create+0x7c6/0xe10 [ 46.080646][ C3] ip_finish_output2+0x616/0x18e0 [ 46.080814][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 46.081023][ C3] ? __pfx_ip_finish_output2+0x10/0x10 [ 46.081191][ C3] ? __ip_finish_output+0x10f/0x770 [ 46.081368][ C3] ip_output+0x16b/0x4f0 [ 46.081495][ C3] ? __pfx_ip_output+0x10/0x10 [ 46.081662][ C3] ? pskb_expand_head+0x485/0x1020 [ 46.081832][ C3] ? ip_route_input_noref+0x10e/0x230 [ 46.082112][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 46.082281][ C3] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 46.082451][ C3] ? ip_forward+0xdc8/0x1a10 [ 46.082619][ C3] ? vrf_l3_rcv+0x3e5/0x510 [vrf] [ 46.082909][ C3] ip_rcv+0x62f/0x740 [ 46.083038][ C3] ? __pfx_ip_rcv+0x10/0x10 [ 46.083207][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 46.083375][ C3] ? process_backlog+0x1f8/0x670 [ 46.083545][ C3] ? __pfx_ip_rcv+0x10/0x10 [ 46.083823][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 46.084033][ C3] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 46.084245][ C3] ? process_backlog+0x1f8/0x670 [ 46.084413][ C3] ? lock_acquire+0x32/0xc0 [ 46.084707][ C3] ? process_backlog+0x1f8/0x670 [ 46.084877][ C3] process_backlog+0x103/0x670 [ 46.085049][ C3] ? find_held_lock+0x2c/0x110 [ 46.085218][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 46.085386][ C3] net_rx_action+0x49f/0xc00 [ 46.085555][ C3] ? __pfx_net_rx_action+0x10/0x10 [ 46.085734][ C3] __do_softirq+0x1f8/0x5df [ 46.085911][ C3] ? __dev_queue_xmit+0x697/0x16d0 [ 46.086198][ C3] do_softirq+0x4d/0xa0 [ 46.086326][ C3] [ 46.086416][ C3] [ 46.086502][ C3] __local_bh_enable_ip+0xf6/0x120 [ 46.086672][ C3] ? __dev_queue_xmit+0x697/0x16d0 [ 46.086840][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 46.087119][ C3] ? packet_parse_headers+0x231/0x9d0 [ 46.087289][ C3] ? packet_parse_headers+0x231/0x9d0 [ 46.087458][ C3] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 46.087637][ C3] ? __pfx___dev_queue_xmit+0x10/0x10 [ 46.088026][ C3] ? dev_get_by_index+0x177/0x270 [ 46.088194][ C3] packet_snd+0xd08/0x1840 [ 46.088363][ C3] ? __pfx___lock_release+0x10/0x10 [ 46.088533][ C3] ? __pfx_packet_snd+0x10/0x10 [ 46.088813][ C3] ? __might_fault+0xc3/0x170 [ 46.088983][ C3] ? trace_raw_output_mmap_lock_acquire_returned+0x60/0x1e0 [ 46.089241][ C3] ? __might_fault+0x11b/0x170 [ 46.089410][ C3] __sys_sendto+0x37d/0x410 [ 46.089701][ C3] ? __pfx___sys_sendto+0x10/0x10 [ 46.089873][ C3] ? sock_ioctl+0x3bc/0x590 [ 46.090040][ C3] ? __might_fault+0xc3/0x170 [ 46.090211][ C3] ? trace_rseq_update+0xd2/0x130 [ 46.090382][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 46.090593][ C3] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 46.090804][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 46.090982][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 46.091305][ C3] do_syscall_64+0xc6/0x1e0 [ 46.091474][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.091685][ C3] RIP: 0033:0x7f4383dc785a [ 46.091871][ 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 [ 46.092588][ C3] RSP: 002b:00007ffe06e25738 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 46.092958][ C3] RAX: ffffffffffffffda RBX: 0000000001f349d0 RCX: 00007f4383dc785a [ 46.093215][ C3] RDX: 0000000000000062 RSI: 0000000001f345c2 RDI: 0000000000000005 [ 46.093466][ C3] RBP: 0000000001f345c2 R08: 00007ffe06e25740 R09: 0000000000000014 [ 46.093829][ C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 46.094090][ C3] R13: 0000000000000062 R14: 00007ffe06e25740 R15: 0000000000000000 [ 46.094344][ C3]