[ 33.744478][ T338] 8021q: 802.1Q VLAN Support v1.8 [ 34.353522][ T345] gre: GRE over IPv4 demultiplexor driver [ 34.407255][ T345] ip6_gre: GRE over IPv6 tunneling driver [ 34.696996][ T353] ip (353) used greatest stack depth: 22992 bytes left [ 46.089162][ T428] GACT probability NOT on [ 46.667715][ C0] [ 46.667919][ C0] ======================================================== [ 46.668330][ C0] WARNING: possible irq lock inversion dependency detected [ 46.668717][ C0] 6.9.0-rc1-virtme #1 Not tainted [ 46.668982][ C0] -------------------------------------------------------- [ 46.669389][ C0] mausezahn/431 just changed the state of lock: [ 46.669727][ C0] ffff88800890bd80 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 46.670229][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 46.670641][ C0] (&p->alloc_lock){+.+.}-{2:2} [ 46.670649][ C0] [ 46.670649][ C0] [ 46.670649][ C0] and interrupts could create inverse lock ordering between them. [ 46.670649][ C0] [ 46.671662][ C0] [ 46.671662][ C0] other info that might help us debug this: [ 46.672086][ C0] Possible interrupt unsafe locking scenario: [ 46.672086][ C0] [ 46.672496][ C0] CPU0 CPU1 [ 46.672768][ C0] ---- ---- [ 46.673045][ C0] lock(&p->alloc_lock); [ 46.673263][ C0] local_irq_disable(); [ 46.673614][ C0] lock(&ndev->lock); [ 46.673968][ C0] lock(&p->alloc_lock); [ 46.674318][ C0] [ 46.674538][ C0] lock(&ndev->lock); [ 46.674753][ C0] [ 46.674753][ C0] *** DEADLOCK *** [ 46.674753][ C0] [ 46.675166][ C0] 5 locks held by mausezahn/431: [ 46.675449][ C0] #0: ffffffffb51522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 46.675942][ C0] #1: ffffffffb51522e0 (rcu_read_lock){....}-{1:2}, at: ip_finish_output2+0x262/0x18e0 [ 46.676423][ C0] #2: ffffffffb5152280 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x1dd/0x16d0 [ 46.676898][ C0] #3: ffffffffb51522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 46.677367][ C0] #4: ffffffffb51522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 46.677819][ C0] [ 46.677819][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 46.678275][ C0] -> (&p->alloc_lock){+.+.}-{2:2} { [ 46.678548][ C0] HARDIRQ-ON-W at: [ 46.678746][ C0] __lock_acquire+0x797/0x1570 [ 46.679082][ C0] lock_acquire.part.0+0xeb/0x330 [ 46.679414][ C0] _raw_spin_lock+0x30/0x40 [ 46.679764][ C0] set_mems_allowed+0x1d/0x210 [ 46.680108][ C0] kernel_init_freeable+0x72/0x310 [ 46.680473][ C0] kernel_init+0x20/0x200 [ 46.680809][ C0] ret_from_fork+0x31/0x70 [ 46.681150][ C0] ret_from_fork_asm+0x1a/0x30 [ 46.681517][ C0] SOFTIRQ-ON-W at: [ 46.681735][ C0] __lock_acquire+0x797/0x1570 [ 46.682098][ C0] lock_acquire.part.0+0xeb/0x330 [ 46.682440][ C0] _raw_spin_lock+0x30/0x40 [ 46.682787][ C0] set_mems_allowed+0x1d/0x210 [ 46.683138][ C0] kernel_init_freeable+0x72/0x310 [ 46.683502][ C0] kernel_init+0x20/0x200 [ 46.683849][ C0] ret_from_fork+0x31/0x70 [ 46.684202][ C0] ret_from_fork_asm+0x1a/0x30 [ 46.684553][ C0] INITIAL USE at: [ 46.684774][ C0] __lock_acquire+0x797/0x1570 [ 46.685127][ C0] lock_acquire.part.0+0xeb/0x330 [ 46.685476][ C0] _raw_spin_lock+0x30/0x40 [ 46.685840][ C0] set_mems_allowed+0x1d/0x210 [ 46.686192][ C0] kernel_init_freeable+0x72/0x310 [ 46.686554][ C0] kernel_init+0x20/0x200 [ 46.686918][ C0] ret_from_fork+0x31/0x70 [ 46.687282][ C0] ret_from_fork_asm+0x1a/0x30 [ 46.687640][ C0] } [ 46.687806][ C0] ... key at: [] __key.387+0x0/0x40 [ 46.688230][ C0] ... acquired at: [ 46.688444][ C0] __lock_acquire+0xaf0/0x1570 [ 46.688738][ C0] lock_acquire.part.0+0xeb/0x330 [ 46.689022][ C0] _raw_spin_lock+0x30/0x40 [ 46.689308][ C0] __get_task_comm+0x27/0x70 [ 46.689594][ C0] ref_tracker_alloc+0x2ee/0x490 [ 46.689862][ C0] netdev_get_by_index+0x5e/0x80 [ 46.690117][ C0] fib6_nh_init+0x3d8/0x15b0 [ 46.690407][ C0] ip6_route_info_create+0xf18/0x17d0 [ 46.690583][ C0] addrconf_f6i_alloc+0x265/0x560 [ 46.690754][ C0] __ipv6_dev_ac_inc+0x25f/0xb10 [ 46.690925][ C0] addrconf_join_anycast+0x1c0/0x220 [ 46.691096][ C0] __ipv6_ifa_notify+0x6b3/0xaf0 [ 46.691266][ C0] addrconf_dad_completed+0x12b/0xe20 [ 46.691441][ C0] addrconf_dad_work+0x38c/0xab0 [ 46.691606][ C0] process_one_work+0xe2c/0x1730 [ 46.691792][ C0] worker_thread+0x587/0xd30 [ 46.691960][ C0] kthread+0x28a/0x350 [ 46.692089][ C0] ret_from_fork+0x31/0x70 [ 46.692257][ C0] ret_from_fork_asm+0x1a/0x30 [ 46.692428][ C0] [ 46.692514][ C0] -> (&ndev->lock){++.-}-{2:2} { [ 46.692687][ C0] HARDIRQ-ON-W at: [ 46.692823][ C0] __lock_acquire+0x797/0x1570 [ 46.693034][ C0] lock_acquire.part.0+0xeb/0x330 [ 46.693244][ C0] _raw_write_lock_bh+0x38/0x50 [ 46.693451][ C0] addrconf_permanent_addr+0x6e/0x670 [ 46.693659][ C0] addrconf_notify+0x749/0xd60 [ 46.693877][ C0] notifier_call_chain+0xcd/0x150 [ 46.694091][ C0] __dev_notify_flags+0xe6/0x250 [ 46.694301][ C0] dev_change_flags+0xec/0x160 [ 46.694514][ C0] do_setlink+0x7d6/0x21e0 [ 46.694725][ C0] __rtnl_newlink+0xaa7/0xd80 [ 46.694940][ C0] rtnl_newlink+0x63/0xa0 [ 46.695148][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.695362][ C0] netlink_rcv_skb+0x130/0x360 [ 46.695578][ C0] netlink_unicast+0x449/0x710 [ 46.695791][ C0] netlink_sendmsg+0x723/0xbe0 [ 46.696008][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 46.696348][ C0] ___sys_sendmsg+0xee/0x170 [ 46.696567][ C0] __sys_sendmsg+0xcd/0x170 [ 46.696786][ C0] do_syscall_64+0xc6/0x1e0 [ 46.697122][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.697388][ C0] HARDIRQ-ON-R at: [ 46.697522][ C0] __lock_acquire+0x797/0x1570 [ 46.697743][ C0] lock_acquire.part.0+0xeb/0x330 [ 46.697964][ C0] _raw_read_lock_bh+0x44/0x80 [ 46.698183][ C0] inet6_fill_ifla6_attrs+0x516/0x740 [ 46.698401][ C0] inet6_fill_link_af+0x5e/0xe0 [ 46.698736][ C0] rtnl_fill_ifinfo+0x1612/0x29e0 [ 46.698957][ C0] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 46.699178][ C0] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 46.699564][ C0] rtmsg_ifinfo+0x5b/0xa0 [ 46.699793][ C0] register_netdevice+0x1177/0x1690 [ 46.700019][ C0] register_netdev+0x20/0x40 [ 46.700263][ C0] sit_init_net+0x250/0x4f0 [ 46.700607][ C0] ops_init+0x9b/0x560 [ 46.700788][ C0] register_pernet_operations+0x2db/0x710 [ 46.701054][ C0] register_pernet_device+0x2a/0x60 [ 46.701390][ C0] sit_init+0x23/0xe0 [ 46.701571][ C0] do_one_initcall+0x8d/0x1e0 [ 46.701794][ C0] do_initcalls+0x1b2/0x3e0 [ 46.702027][ C0] kernel_init_freeable+0x232/0x310 [ 46.702373][ C0] kernel_init+0x20/0x200 [ 46.702598][ C0] ret_from_fork+0x31/0x70 [ 46.702818][ C0] ret_from_fork_asm+0x1a/0x30 [ 46.703150][ C0] IN-SOFTIRQ-R at: [ 46.703282][ C0] __lock_acquire+0x797/0x1570 [ 46.703502][ C0] lock_acquire.part.0+0xeb/0x330 [ 46.703727][ C0] _raw_read_lock_bh+0x44/0x80 [ 46.704171][ C0] ipv6_get_lladdr+0xa9/0x3e0 [ 46.704388][ C0] ndisc_send_ns+0xe7/0x100 [ 46.704607][ C0] ndisc_solicit+0x2ae/0x4d0 [ 46.704826][ C0] neigh_probe+0xaa/0xf0 [ 46.705044][ C0] __neigh_event_send+0x7af/0xfe0 [ 46.705266][ C0] neigh_resolve_output+0x470/0x7c0 [ 46.705484][ C0] ip6_finish_output2+0x4ab/0xf80 [ 46.705816][ C0] ip6_finish_output+0x4ed/0xd30 [ 46.706036][ C0] ip6_output+0x1f3/0x770 [ 46.706256][ C0] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 46.706640][ C0] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 46.706923][ C0] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.707154][ C0] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 46.707537][ C0] dev_hard_start_xmit+0x10e/0x360 [ 46.707760][ C0] __dev_queue_xmit+0xe69/0x16d0 [ 46.707984][ C0] ip_finish_output2+0x616/0x18e0 [ 46.708325][ C0] ip_output+0x16b/0x4f0 [ 46.708545][ C0] NF_HOOK.constprop.0+0x7e/0x320 [ 46.708768][ C0] ip_rcv+0x62f/0x740 [ 46.708946][ C0] __netif_receive_skb_one_core+0x166/0x1b0 [ 46.709323][ C0] process_backlog+0x103/0x670 [ 46.709547][ C0] __napi_poll.constprop.0+0xa2/0x460 [ 46.709770][ C0] net_rx_action+0x49f/0xc00 [ 46.710114][ C0] __do_softirq+0x1f8/0x5df [ 46.710358][ C0] do_softirq+0x4d/0xa0 [ 46.710587][ C0] __local_bh_enable_ip+0xf6/0x120 [ 46.710818][ C0] __dev_queue_xmit+0x6ac/0x16d0 [ 46.711043][ C0] packet_snd+0xd08/0x1840 [ 46.711265][ C0] __sys_sendto+0x37d/0x410 [ 46.711477][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 46.711803][ C0] do_syscall_64+0xc6/0x1e0 [ 46.712010][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.712265][ C0] INITIAL USE at: [ 46.712390][ C0] __lock_acquire+0x797/0x1570 [ 46.712709][ C0] lock_acquire.part.0+0xeb/0x330 [ 46.712925][ C0] _raw_write_lock_bh+0x38/0x50 [ 46.713136][ C0] addrconf_permanent_addr+0x6e/0x670 [ 46.713455][ C0] addrconf_notify+0x749/0xd60 [ 46.713661][ C0] notifier_call_chain+0xcd/0x150 [ 46.713874][ C0] __dev_notify_flags+0xe6/0x250 [ 46.714199][ C0] dev_change_flags+0xec/0x160 [ 46.714408][ C0] do_setlink+0x7d6/0x21e0 [ 46.714622][ C0] __rtnl_newlink+0xaa7/0xd80 [ 46.714840][ C0] rtnl_newlink+0x63/0xa0 [ 46.715163][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.715371][ C0] netlink_rcv_skb+0x130/0x360 [ 46.715582][ C0] netlink_unicast+0x449/0x710 [ 46.715798][ C0] netlink_sendmsg+0x723/0xbe0 [ 46.716021][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 46.716252][ C0] ___sys_sendmsg+0xee/0x170 [ 46.716473][ C0] __sys_sendmsg+0xcd/0x170 [ 46.716801][ C0] do_syscall_64+0xc6/0x1e0 [ 46.717009][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.717257][ C0] INITIAL READ USE at: [ 46.717604][ C0] __lock_acquire+0x797/0x1570 [ 46.717818][ C0] lock_acquire.part.0+0xeb/0x330 [ 46.718030][ C0] _raw_read_lock_bh+0x44/0x80 [ 46.718241][ C0] inet6_fill_ifla6_attrs+0x516/0x740 [ 46.718603][ C0] inet6_fill_link_af+0x5e/0xe0 [ 46.718815][ C0] rtnl_fill_ifinfo+0x1612/0x29e0 [ 46.719024][ C0] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 46.719476][ C0] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 46.719903][ C0] rtmsg_ifinfo+0x5b/0xa0 [ 46.720281][ C0] register_netdevice+0x1177/0x1690 [ 46.720924][ C0] register_netdev+0x20/0x40 [ 46.721282][ C0] sit_init_net+0x250/0x4f0 [ 46.721640][ C0] ops_init+0x9b/0x560 [ 46.722172][ C0] register_pernet_operations+0x2db/0x710 [ 46.722420][ C0] register_pernet_device+0x2a/0x60 [ 46.722671][ C0] sit_init+0x23/0xe0 [ 46.722882][ C0] do_one_initcall+0x8d/0x1e0 [ 46.723091][ C0] do_initcalls+0x1b2/0x3e0 [ 46.723299][ C0] kernel_init_freeable+0x232/0x310 [ 46.723662][ C0] kernel_init+0x20/0x200 [ 46.723876][ C0] ret_from_fork+0x31/0x70 [ 46.724085][ C0] ret_from_fork_asm+0x1a/0x30 [ 46.724292][ C0] } [ 46.724489][ C0] ... key at: [] __key.37+0x0/0x40 [ 46.724748][ C0] ... acquired at: [ 46.724873][ C0] mark_lock+0x28d/0x3e0 [ 46.725050][ C0] mark_usage+0xd9/0x2a0 [ 46.725327][ C0] __lock_acquire+0x797/0x1570 [ 46.725493][ C0] lock_acquire.part.0+0xeb/0x330 [ 46.725659][ C0] _raw_read_lock_bh+0x44/0x80 [ 46.725824][ C0] ipv6_get_lladdr+0xa9/0x3e0 [ 46.726103][ C0] ndisc_send_ns+0xe7/0x100 [ 46.726274][ C0] ndisc_solicit+0x2ae/0x4d0 [ 46.726441][ C0] neigh_probe+0xaa/0xf0 [ 46.726608][ C0] __neigh_event_send+0x7af/0xfe0 [ 46.726782][ C0] neigh_resolve_output+0x470/0x7c0 [ 46.726948][ C0] ip6_finish_output2+0x4ab/0xf80 [ 46.727115][ C0] ip6_finish_output+0x4ed/0xd30 [ 46.727281][ C0] ip6_output+0x1f3/0x770 [ 46.727446][ C0] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 46.727771][ C0] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 46.727982][ C0] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.728158][ C0] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 46.728476][ C0] dev_hard_start_xmit+0x10e/0x360 [ 46.728644][ C0] __dev_queue_xmit+0xe69/0x16d0 [ 46.728814][ C0] ip_finish_output2+0x616/0x18e0 [ 46.728979][ C0] ip_output+0x16b/0x4f0 [ 46.729145][ C0] NF_HOOK.constprop.0+0x7e/0x320 [ 46.729425][ C0] ip_rcv+0x62f/0x740 [ 46.729551][ C0] __netif_receive_skb_one_core+0x166/0x1b0 [ 46.729763][ C0] process_backlog+0x103/0x670 [ 46.729928][ C0] __napi_poll.constprop.0+0xa2/0x460 [ 46.730219][ C0] net_rx_action+0x49f/0xc00 [ 46.730387][ C0] __do_softirq+0x1f8/0x5df [ 46.730551][ C0] do_softirq+0x4d/0xa0 [ 46.730678][ C0] __local_bh_enable_ip+0xf6/0x120 [ 46.730960][ C0] __dev_queue_xmit+0x6ac/0x16d0 [ 46.731126][ C0] packet_snd+0xd08/0x1840 [ 46.731296][ C0] __sys_sendto+0x37d/0x410 [ 46.731463][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 46.731631][ C0] do_syscall_64+0xc6/0x1e0 [ 46.731908][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.732116][ C0] [ 46.732199][ C0] [ 46.732199][ C0] stack backtrace: [ 46.732404][ C0] CPU: 0 PID: 431 Comm: mausezahn Not tainted 6.9.0-rc1-virtme #1 [ 46.732773][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 46.733166][ C0] Call Trace: [ 46.733300][ C0] [ 46.733504][ C0] dump_stack_lvl+0x82/0xd0 [ 46.733681][ C0] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 46.733897][ C0] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 46.734115][ C0] ? __pfx_usage_skip+0x10/0x10 [ 46.734404][ C0] ? __pfx_usage_match+0x10/0x10 [ 46.734590][ C0] ? arch_stack_walk+0xa2/0xf0 [ 46.734771][ C0] mark_lock_irq+0x4cd/0xa10 [ 46.734949][ C0] ? __pfx_mark_lock_irq+0x10/0x10 [ 46.735237][ C0] ? stack_trace_save+0x94/0xd0 [ 46.735419][ C0] ? save_trace+0x8f/0x5b0 [ 46.735600][ C0] mark_lock+0x28d/0x3e0 [ 46.735734][ C0] mark_usage+0xd9/0x2a0 [ 46.735868][ C0] __lock_acquire+0x797/0x1570 [ 46.736173][ C0] lock_acquire.part.0+0xeb/0x330 [ 46.736360][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.736540][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 46.736717][ C0] ? trace_lock_acquire+0x135/0x1c0 [ 46.736896][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.737071][ C0] ? lock_acquire+0x32/0xc0 [ 46.737258][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.737438][ C0] _raw_read_lock_bh+0x44/0x80 [ 46.737724][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.737901][ C0] ipv6_get_lladdr+0xa9/0x3e0 [ 46.738086][ C0] ndisc_send_ns+0xe7/0x100 [ 46.738270][ C0] ? __pfx_ndisc_send_ns+0x10/0x10 [ 46.738448][ C0] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 46.738779][ C0] ndisc_solicit+0x2ae/0x4d0 [ 46.738957][ C0] ? __pfx_ndisc_solicit+0x10/0x10 [ 46.739139][ C0] ? neigh_probe+0x57/0xf0 [ 46.739320][ C0] neigh_probe+0xaa/0xf0 [ 46.739564][ C0] __neigh_event_send+0x7af/0xfe0 [ 46.739745][ C0] ? do_raw_write_lock+0xe1/0x3b0 [ 46.739921][ C0] ? __pfx_do_raw_write_lock+0x10/0x10 [ 46.740101][ C0] neigh_resolve_output+0x470/0x7c0 [ 46.740407][ C0] ? __local_bh_enable_ip+0xa6/0x120 [ 46.740585][ C0] ? ___neigh_create+0x7c6/0xe10 [ 46.740765][ C0] ip6_finish_output2+0x4ab/0xf80 [ 46.740942][ C0] ip6_finish_output+0x4ed/0xd30 [ 46.741240][ C0] ? __pfx_flow_hash_from_keys+0x10/0x10 [ 46.741429][ C0] ip6_output+0x1f3/0x770 [ 46.741563][ C0] ? __pfx_ip6_output+0x10/0x10 [ 46.741740][ C0] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 46.741931][ C0] ? ip6_local_out+0x25/0x3b0 [ 46.742305][ C0] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 46.742675][ C0] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 46.743045][ C0] ? __kasan_kmalloc+0x7f/0x90 [ 46.743295][ C0] ? trace_kmalloc+0x2a/0xe0 [ 46.743596][ C0] ? sk_getsockopt+0x2048/0x2c40 [ 46.743772][ C0] ? __pfx_ip6_tnl_xmit+0x10/0x10 [ip6_tunnel] [ 46.743986][ C0] ? pskb_expand_head+0x4ac/0x1020 [ 46.744164][ C0] ? __pfx_pskb_expand_head+0x10/0x10 [ 46.744443][ C0] ? __ipv6_chk_addr_and_flags+0x38e/0x650 [ 46.744651][ C0] ? __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.744831][ C0] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.745005][ C0] ? __pfx___gre6_xmit+0x10/0x10 [ip6_gre] [ 46.745347][ C0] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 46.745573][ C0] ? __pfx_ip6gre_tunnel_xmit+0x10/0x10 [ip6_gre] [ 46.745795][ C0] ? find_held_lock+0x2c/0x110 [ 46.746096][ C0] ? __lock_release+0x103/0x460 [ 46.746285][ C0] ? dev_queue_xmit_nit+0x775/0xad0 [ 46.746465][ C0] ? dev_queue_xmit_nit+0x759/0xad0 [ 46.746640][ C0] ? __pfx_qdisc_pkt_len_init+0x10/0x10 [ 46.746822][ C0] ? dev_queue_xmit_nit+0x775/0xad0 [ 46.746999][ C0] dev_hard_start_xmit+0x10e/0x360 [ 46.747181][ C0] ? validate_xmit_skb.constprop.0+0x2a/0x4f0 [ 46.747400][ C0] __dev_queue_xmit+0xe69/0x16d0 [ 46.747687][ C0] ? do_raw_write_lock+0x122/0x3b0 [ 46.747873][ C0] ? __pfx_do_raw_write_lock+0x10/0x10 [ 46.748051][ C0] ? __pfx___dev_queue_xmit+0x10/0x10 [ 46.748244][ C0] ? ___neigh_create+0x7c6/0xe10 [ 46.748424][ C0] ? ___neigh_create+0x7c6/0xe10 [ 46.748717][ C0] ip_finish_output2+0x616/0x18e0 [ 46.748898][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 46.749126][ C0] ? __pfx_ip_finish_output2+0x10/0x10 [ 46.749301][ C0] ? __ip_finish_output+0x10f/0x770 [ 46.749584][ C0] ip_output+0x16b/0x4f0 [ 46.749715][ C0] ? __pfx_ip_output+0x10/0x10 [ 46.749892][ C0] ? pskb_expand_head+0x485/0x1020 [ 46.750069][ C0] ? ip_route_input_noref+0x10e/0x230 [ 46.750388][ C0] NF_HOOK.constprop.0+0x7e/0x320 [ 46.750565][ C0] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 46.750743][ C0] ? ip_forward+0xdc8/0x1a10 [ 46.750920][ C0] ip_rcv+0x62f/0x740 [ 46.751054][ C0] ? __pfx_ip_rcv+0x10/0x10 [ 46.751352][ C0] ? lock_acquire.part.0+0xeb/0x330 [ 46.751532][ C0] ? process_backlog+0x1f8/0x670 [ 46.751711][ C0] ? __pfx_ip_rcv+0x10/0x10 [ 46.751884][ C0] __netif_receive_skb_one_core+0x166/0x1b0 [ 46.752242][ C0] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 46.752602][ C0] ? process_backlog+0x1f8/0x670 [ 46.752894][ C0] ? lock_acquire+0x32/0xc0 [ 46.753181][ C0] ? process_backlog+0x1f8/0x670 [ 46.753688][ C0] process_backlog+0x103/0x670 [ 46.753982][ C0] ? find_held_lock+0x2c/0x110 [ 46.754288][ C0] __napi_poll.constprop.0+0xa2/0x460 [ 46.754585][ C0] net_rx_action+0x49f/0xc00 [ 46.754981][ C0] ? __pfx_net_rx_action+0x10/0x10 [ 46.755161][ C0] __do_softirq+0x1f8/0x5df [ 46.755348][ C0] ? __dev_queue_xmit+0x697/0x16d0 [ 46.755524][ C0] do_softirq+0x4d/0xa0 [ 46.755768][ C0] [ 46.755863][ C0] [ 46.755955][ C0] __local_bh_enable_ip+0xf6/0x120 [ 46.756151][ C0] ? __dev_queue_xmit+0x697/0x16d0 [ 46.756328][ C0] __dev_queue_xmit+0x6ac/0x16d0 [ 46.756506][ C0] ? packet_parse_headers+0x231/0x9d0 [ 46.756796][ C0] ? packet_parse_headers+0x231/0x9d0 [ 46.756972][ C0] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 46.757152][ C0] ? __pfx___dev_queue_xmit+0x10/0x10 [ 46.757331][ C0] ? dev_get_by_index+0x177/0x270 [ 46.757623][ C0] packet_snd+0xd08/0x1840 [ 46.757804][ C0] ? __pfx___lock_release+0x10/0x10 [ 46.757981][ C0] ? __pfx_packet_snd+0x10/0x10 [ 46.758158][ C0] ? __might_fault+0xc3/0x170 [ 46.758457][ C0] ? trace_raw_output_mmap_lock_acquire_returned+0x60/0x1e0 [ 46.758725][ C0] ? __might_fault+0x11b/0x170 [ 46.758904][ C0] __sys_sendto+0x37d/0x410 [ 46.759080][ C0] ? __pfx___sys_sendto+0x10/0x10 [ 46.759367][ C0] ? sock_ioctl+0x3bc/0x590 [ 46.759544][ C0] ? __might_fault+0xc3/0x170 [ 46.759718][ C0] ? trace_rseq_update+0xd2/0x130 [ 46.759894][ C0] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 46.760232][ C0] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 46.760451][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 46.760625][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 46.760843][ C0] do_syscall_64+0xc6/0x1e0 [ 46.761133][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.761356][ C0] RIP: 0033:0x7f7d9060b85a [ 46.761538][ 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 [ 46.762172][ C0] RSP: 002b:00007ffee3343388 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 46.762441][ C0] RAX: ffffffffffffffda RBX: 000000000b4a69d0 RCX: 00007f7d9060b85a [ 46.762829][ C0] RDX: 0000000000000062 RSI: 000000000b4a65c2 RDI: 0000000000000005 [ 46.763095][ C0] RBP: 000000000b4a65c2 R08: 00007ffee3343390 R09: 0000000000000014 [ 46.763364][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 46.763743][ C0] R13: 0000000000000062 R14: 00007ffee3343390 R15: 0000000000000000 [ 46.764017][ C0]