[ 34.655093][ T335] ip (335) used greatest stack depth: 24000 bytes left [ 34.991933][ T338] 8021q: 802.1Q VLAN Support v1.8 [ 35.621198][ T344] gre: GRE over IPv4 demultiplexor driver [ 35.678800][ T344] ip6_gre: GRE over IPv6 tunneling driver [ 47.865394][ T426] GACT probability NOT on [ 48.436179][ C3] [ 48.436314][ C3] ======================================================== [ 48.436587][ C3] WARNING: possible irq lock inversion dependency detected [ 48.436854][ C3] 6.9.0-rc1-virtme #1 Not tainted [ 48.437025][ C3] -------------------------------------------------------- [ 48.437287][ C3] mausezahn/429 just changed the state of lock: [ 48.437547][ C3] ffff888005eca580 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 48.437866][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 48.438133][ C3] (&p->alloc_lock){+.+.}-{2:2} [ 48.438137][ C3] [ 48.438137][ C3] [ 48.438137][ C3] and interrupts could create inverse lock ordering between them. [ 48.438137][ C3] [ 48.438798][ C3] [ 48.438798][ C3] other info that might help us debug this: [ 48.439063][ C3] Possible interrupt unsafe locking scenario: [ 48.439063][ C3] [ 48.439327][ C3] CPU0 CPU1 [ 48.439493][ C3] ---- ---- [ 48.439665][ C3] lock(&p->alloc_lock); [ 48.439799][ C3] local_irq_disable(); [ 48.440022][ C3] lock(&ndev->lock); [ 48.440262][ C3] lock(&p->alloc_lock); [ 48.440469][ C3] [ 48.440600][ C3] lock(&ndev->lock); [ 48.440733][ C3] [ 48.440733][ C3] *** DEADLOCK *** [ 48.440733][ C3] [ 48.440990][ C3] 5 locks held by mausezahn/429: [ 48.441164][ C3] #0: ffffffffa67522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 48.441482][ C3] #1: ffffffffa67522e0 (rcu_read_lock){....}-{1:2}, at: ip_finish_output2+0x262/0x18e0 [ 48.441778][ C3] #2: ffffffffa6752280 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x1dd/0x16d0 [ 48.442098][ C3] #3: ffffffffa67522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 48.442398][ C3] #4: ffffffffa67522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 48.442702][ C3] [ 48.442702][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 48.443002][ C3] -> (&p->alloc_lock){+.+.}-{2:2} { [ 48.443176][ C3] HARDIRQ-ON-W at: [ 48.443312][ C3] __lock_acquire+0x797/0x1570 [ 48.443535][ C3] lock_acquire.part.0+0xeb/0x330 [ 48.443750][ C3] _raw_spin_lock+0x30/0x40 [ 48.443972][ C3] set_mems_allowed+0x1d/0x210 [ 48.444190][ C3] kernel_init_freeable+0x72/0x310 [ 48.444408][ C3] kernel_init+0x20/0x200 [ 48.444623][ C3] ret_from_fork+0x31/0x70 [ 48.444857][ C3] ret_from_fork_asm+0x1a/0x30 [ 48.445087][ C3] SOFTIRQ-ON-W at: [ 48.445217][ C3] __lock_acquire+0x797/0x1570 [ 48.445443][ C3] lock_acquire.part.0+0xeb/0x330 [ 48.445656][ C3] _raw_spin_lock+0x30/0x40 [ 48.445882][ C3] set_mems_allowed+0x1d/0x210 [ 48.446093][ C3] kernel_init_freeable+0x72/0x310 [ 48.446306][ C3] kernel_init+0x20/0x200 [ 48.446531][ C3] ret_from_fork+0x31/0x70 [ 48.446750][ C3] ret_from_fork_asm+0x1a/0x30 [ 48.446962][ C3] INITIAL USE at: [ 48.447093][ C3] __lock_acquire+0x797/0x1570 [ 48.447308][ C3] lock_acquire.part.0+0xeb/0x330 [ 48.447523][ C3] _raw_spin_lock+0x30/0x40 [ 48.447731][ C3] set_mems_allowed+0x1d/0x210 [ 48.447949][ C3] kernel_init_freeable+0x72/0x310 [ 48.448162][ C3] kernel_init+0x20/0x200 [ 48.448379][ C3] ret_from_fork+0x31/0x70 [ 48.448596][ C3] ret_from_fork_asm+0x1a/0x30 [ 48.448807][ C3] } [ 48.448895][ C3] ... key at: [] __key.387+0x0/0x40 [ 48.449155][ C3] ... acquired at: [ 48.449297][ C3] __lock_acquire+0xaf0/0x1570 [ 48.449483][ C3] lock_acquire.part.0+0xeb/0x330 [ 48.449653][ C3] _raw_spin_lock+0x30/0x40 [ 48.449835][ C3] __get_task_comm+0x27/0x70 [ 48.450004][ C3] ref_tracker_alloc+0x2ee/0x490 [ 48.450175][ C3] netdev_get_by_index+0x5e/0x80 [ 48.450347][ C3] fib6_nh_init+0x3d8/0x15b0 [ 48.450518][ C3] ip6_route_info_create+0xf18/0x17d0 [ 48.450694][ C3] addrconf_f6i_alloc+0x265/0x560 [ 48.450861][ C3] __ipv6_dev_ac_inc+0x25f/0xb10 [ 48.451159][ C3] addrconf_join_anycast+0x1c0/0x220 [ 48.451329][ C3] __ipv6_ifa_notify+0x6b3/0xaf0 [ 48.451497][ C3] addrconf_dad_completed+0x12b/0xe20 [ 48.451665][ C3] addrconf_dad_work+0x38c/0xab0 [ 48.451965][ C3] process_one_work+0xe2c/0x1730 [ 48.452215][ C3] worker_thread+0x587/0xd30 [ 48.452399][ C3] kthread+0x28a/0x350 [ 48.452541][ C3] ret_from_fork+0x31/0x70 [ 48.452725][ C3] ret_from_fork_asm+0x1a/0x30 [ 48.453029][ C3] [ 48.453116][ C3] -> (&ndev->lock){++.-}-{2:2} { [ 48.453297][ C3] HARDIRQ-ON-W at: [ 48.453426][ C3] __lock_acquire+0x797/0x1570 [ 48.453647][ C3] lock_acquire.part.0+0xeb/0x330 [ 48.454035][ C3] _raw_write_lock_bh+0x38/0x50 [ 48.454246][ C3] addrconf_permanent_addr+0x6e/0x670 [ 48.454461][ C3] addrconf_notify+0x749/0xd60 [ 48.454783][ C3] notifier_call_chain+0xcd/0x150 [ 48.454998][ C3] __dev_notify_flags+0xe6/0x250 [ 48.455217][ C3] dev_change_flags+0xec/0x160 [ 48.455555][ C3] do_setlink+0x7d6/0x21e0 [ 48.455770][ C3] __rtnl_newlink+0xaa7/0xd80 [ 48.455988][ C3] rtnl_newlink+0x63/0xa0 [ 48.456202][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 48.456552][ C3] netlink_rcv_skb+0x130/0x360 [ 48.456765][ C3] netlink_unicast+0x449/0x710 [ 48.456980][ C3] netlink_sendmsg+0x723/0xbe0 [ 48.457317][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 48.457534][ C3] ___sys_sendmsg+0xee/0x170 [ 48.457756][ C3] __sys_sendmsg+0xcd/0x170 [ 48.457969][ C3] do_syscall_64+0xc6/0x1e0 [ 48.458205][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 48.458470][ C3] HARDIRQ-ON-R at: [ 48.458602][ C3] __lock_acquire+0x797/0x1570 [ 48.458943][ C3] lock_acquire.part.0+0xeb/0x330 [ 48.459157][ C3] _raw_read_lock_bh+0x44/0x80 [ 48.459370][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 48.459587][ C3] inet6_fill_link_af+0x5e/0xe0 [ 48.459926][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 48.460152][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 48.460376][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 48.460756][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 48.460972][ C3] register_netdevice+0x1177/0x1690 [ 48.461181][ C3] register_netdev+0x20/0x40 [ 48.461520][ C3] sit_init_net+0x250/0x4f0 [ 48.461738][ C3] ops_init+0x9b/0x560 [ 48.461920][ C3] register_pernet_operations+0x2db/0x710 [ 48.462194][ C3] register_pernet_device+0x2a/0x60 [ 48.462531][ C3] sit_init+0x23/0xe0 [ 48.462703][ C3] do_one_initcall+0x8d/0x1e0 [ 48.462921][ C3] do_initcalls+0x1b2/0x3e0 [ 48.463135][ C3] kernel_init_freeable+0x232/0x310 [ 48.463357][ C3] kernel_init+0x20/0x200 [ 48.463567][ C3] ret_from_fork+0x31/0x70 [ 48.463783][ C3] ret_from_fork_asm+0x1a/0x30 [ 48.464231][ C3] IN-SOFTIRQ-R at: [ 48.464364][ C3] __lock_acquire+0x797/0x1570 [ 48.464578][ C3] lock_acquire.part.0+0xeb/0x330 [ 48.464898][ C3] _raw_read_lock_bh+0x44/0x80 [ 48.465117][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 48.465332][ C3] ndisc_send_ns+0xe7/0x100 [ 48.465556][ C3] ndisc_solicit+0x2ae/0x4d0 [ 48.465890][ C3] neigh_probe+0xaa/0xf0 [ 48.466108][ C3] __neigh_event_send+0x7af/0xfe0 [ 48.466324][ C3] neigh_resolve_output+0x470/0x7c0 [ 48.466648][ C3] ip6_finish_output2+0x4ab/0xf80 [ 48.466864][ C3] ip6_finish_output+0x4ed/0xd30 [ 48.467077][ C3] ip6_output+0x1f3/0x770 [ 48.467287][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 48.467659][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 48.467927][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 48.468152][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 48.468522][ C3] dev_hard_start_xmit+0x10e/0x360 [ 48.468731][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 48.468938][ C3] ip_finish_output2+0x616/0x18e0 [ 48.469150][ C3] ip_output+0x16b/0x4f0 [ 48.469358][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 48.469577][ C3] ip_rcv+0x62f/0x740 [ 48.469858][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 48.470109][ C3] process_backlog+0x103/0x670 [ 48.470321][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 48.470534][ C3] net_rx_action+0x49f/0xc00 [ 48.470858][ C3] __do_softirq+0x1f8/0x5df [ 48.471073][ C3] do_softirq+0x4d/0xa0 [ 48.471284][ C3] __local_bh_enable_ip+0xf6/0x120 [ 48.471613][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 48.471823][ C3] packet_snd+0xd08/0x1840 [ 48.472048][ C3] __sys_sendto+0x37d/0x410 [ 48.472389][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 48.472604][ C3] do_syscall_64+0xc6/0x1e0 [ 48.472827][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 48.473084][ C3] INITIAL USE at: [ 48.473211][ C3] __lock_acquire+0x797/0x1570 [ 48.473431][ C3] lock_acquire.part.0+0xeb/0x330 [ 48.473645][ C3] _raw_write_lock_bh+0x38/0x50 [ 48.473974][ C3] addrconf_permanent_addr+0x6e/0x670 [ 48.474206][ C3] addrconf_notify+0x749/0xd60 [ 48.474424][ C3] notifier_call_chain+0xcd/0x150 [ 48.474639][ C3] __dev_notify_flags+0xe6/0x250 [ 48.474962][ C3] dev_change_flags+0xec/0x160 [ 48.475178][ C3] do_setlink+0x7d6/0x21e0 [ 48.475393][ C3] __rtnl_newlink+0xaa7/0xd80 [ 48.475718][ C3] rtnl_newlink+0x63/0xa0 [ 48.475940][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 48.476159][ C3] netlink_rcv_skb+0x130/0x360 [ 48.476388][ C3] netlink_unicast+0x449/0x710 [ 48.476711][ C3] netlink_sendmsg+0x723/0xbe0 [ 48.476924][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 48.477145][ C3] ___sys_sendmsg+0xee/0x170 [ 48.477479][ C3] __sys_sendmsg+0xcd/0x170 [ 48.477703][ C3] do_syscall_64+0xc6/0x1e0 [ 48.477913][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 48.478171][ C3] INITIAL READ USE at: [ 48.478300][ C3] __lock_acquire+0x797/0x1570 [ 48.478512][ C3] lock_acquire.part.0+0xeb/0x330 [ 48.478724][ C3] _raw_read_lock_bh+0x44/0x80 [ 48.479057][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 48.479308][ C3] inet6_fill_link_af+0x5e/0xe0 [ 48.479520][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 48.479850][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 48.480116][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 48.480367][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 48.480698][ C3] register_netdevice+0x1177/0x1690 [ 48.480958][ C3] register_netdev+0x20/0x40 [ 48.481178][ C3] sit_init_net+0x250/0x4f0 [ 48.481511][ C3] ops_init+0x9b/0x560 [ 48.481726][ C3] register_pernet_operations+0x2db/0x710 [ 48.481998][ C3] register_pernet_device+0x2a/0x60 [ 48.482373][ C3] sit_init+0x23/0xe0 [ 48.482586][ C3] do_one_initcall+0x8d/0x1e0 [ 48.482810][ C3] do_initcalls+0x1b2/0x3e0 [ 48.483034][ C3] kernel_init_freeable+0x232/0x310 [ 48.483302][ C3] kernel_init+0x20/0x200 [ 48.483528][ C3] ret_from_fork+0x31/0x70 [ 48.483802][ C3] ret_from_fork_asm+0x1a/0x30 [ 48.484140][ C3] } [ 48.484231][ C3] ... key at: [] __key.37+0x0/0x40 [ 48.484510][ C3] ... acquired at: [ 48.484645][ C3] mark_lock+0x28d/0x3e0 [ 48.484950][ C3] mark_usage+0xd9/0x2a0 [ 48.485119][ C3] __lock_acquire+0x797/0x1570 [ 48.485290][ C3] lock_acquire.part.0+0xeb/0x330 [ 48.485466][ C3] _raw_read_lock_bh+0x44/0x80 [ 48.485637][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 48.485914][ C3] ndisc_send_ns+0xe7/0x100 [ 48.486082][ C3] ndisc_solicit+0x2ae/0x4d0 [ 48.486249][ C3] neigh_probe+0xaa/0xf0 [ 48.486417][ C3] __neigh_event_send+0x7af/0xfe0 [ 48.486698][ C3] neigh_resolve_output+0x470/0x7c0 [ 48.486865][ C3] ip6_finish_output2+0x4ab/0xf80 [ 48.487037][ C3] ip6_finish_output+0x4ed/0xd30 [ 48.487203][ C3] ip6_output+0x1f3/0x770 [ 48.487484][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 48.487698][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 48.487910][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 48.488081][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 48.488404][ C3] dev_hard_start_xmit+0x10e/0x360 [ 48.488583][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 48.488751][ C3] ip_finish_output2+0x616/0x18e0 [ 48.488922][ C3] ip_output+0x16b/0x4f0 [ 48.489092][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 48.489260][ C3] ip_rcv+0x62f/0x740 [ 48.489386][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 48.489594][ C3] process_backlog+0x103/0x670 [ 48.489871][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 48.490050][ C3] net_rx_action+0x49f/0xc00 [ 48.490226][ C3] __do_softirq+0x1f8/0x5df [ 48.490393][ C3] do_softirq+0x4d/0xa0 [ 48.490520][ C3] __local_bh_enable_ip+0xf6/0x120 [ 48.490908][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 48.491075][ C3] packet_snd+0xd08/0x1840 [ 48.491245][ C3] __sys_sendto+0x37d/0x410 [ 48.491415][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 48.491699][ C3] do_syscall_64+0xc6/0x1e0 [ 48.491870][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 48.492119][ C3] [ 48.492204][ C3] [ 48.492204][ C3] stack backtrace: [ 48.492578][ C3] CPU: 3 PID: 429 Comm: mausezahn Not tainted 6.9.0-rc1-virtme #1 [ 48.492842][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 48.493226][ C3] Call Trace: [ 48.493480][ C3] [ 48.493570][ C3] dump_stack_lvl+0x82/0xd0 [ 48.493740][ C3] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 48.493949][ C3] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 48.494162][ C3] ? __pfx_usage_skip+0x10/0x10 [ 48.494330][ C3] ? __pfx_usage_match+0x10/0x10 [ 48.494496][ C3] ? arch_stack_walk+0xa2/0xf0 [ 48.494671][ C3] mark_lock_irq+0x4cd/0xa10 [ 48.494963][ C3] ? __pfx_mark_lock_irq+0x10/0x10 [ 48.495134][ C3] ? stack_trace_save+0x94/0xd0 [ 48.495312][ C3] ? save_trace+0x8f/0x5b0 [ 48.495486][ C3] mark_lock+0x28d/0x3e0 [ 48.495615][ C3] mark_usage+0xd9/0x2a0 [ 48.495857][ C3] __lock_acquire+0x797/0x1570 [ 48.496031][ C3] lock_acquire.part.0+0xeb/0x330 [ 48.496203][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 48.496370][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 48.496657][ C3] ? trace_lock_acquire+0x135/0x1c0 [ 48.496825][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 48.496998][ C3] ? lock_acquire+0x32/0xc0 [ 48.497165][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 48.497335][ C3] _raw_read_lock_bh+0x44/0x80 [ 48.497615][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 48.497782][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 48.497950][ C3] ndisc_send_ns+0xe7/0x100 [ 48.498119][ C3] ? __pfx_ndisc_send_ns+0x10/0x10 [ 48.498418][ C3] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 48.498634][ C3] ndisc_solicit+0x2ae/0x4d0 [ 48.498803][ C3] ? __pfx_ndisc_solicit+0x10/0x10 [ 48.498971][ C3] ? neigh_probe+0x57/0xf0 [ 48.499143][ C3] neigh_probe+0xaa/0xf0 [ 48.499272][ C3] __neigh_event_send+0x7af/0xfe0 [ 48.499442][ C3] ? do_raw_write_lock+0xe1/0x3b0 [ 48.499637][ C3] ? __pfx_do_raw_write_lock+0x10/0x10 [ 48.499936][ C3] neigh_resolve_output+0x470/0x7c0 [ 48.500107][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 48.500286][ C3] ? ___neigh_create+0x7c6/0xe10 [ 48.500463][ C3] ip6_finish_output2+0x4ab/0xf80 [ 48.500638][ C3] ip6_finish_output+0x4ed/0xd30 [ 48.500939][ C3] ? __pfx_flow_hash_from_keys+0x10/0x10 [ 48.501107][ C3] ip6_output+0x1f3/0x770 [ 48.501236][ C3] ? __pfx_ip6_output+0x10/0x10 [ 48.501416][ C3] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 48.501712][ C3] ? ip6_local_out+0x25/0x3b0 [ 48.501891][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 48.502121][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 48.502337][ C3] ? __kasan_kmalloc+0x7f/0x90 [ 48.502622][ C3] ? trace_kmalloc+0x2a/0xe0 [ 48.502794][ C3] ? sk_getsockopt+0x2048/0x2c40 [ 48.502967][ C3] ? __pfx_ip6_tnl_xmit+0x10/0x10 [ip6_tunnel] [ 48.503194][ C3] ? pskb_expand_head+0x4ac/0x1020 [ 48.503482][ C3] ? __pfx_pskb_expand_head+0x10/0x10 [ 48.503650][ C3] ? __gre6_xmit+0x706/0x1960 [ip6_gre] [ 48.503822][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 48.503994][ C3] ? __pfx___gre6_xmit+0x10/0x10 [ip6_gre] [ 48.504320][ C3] ? ip6gre_tunnel_xmit+0x871/0xf10 [ip6_gre] [ 48.504533][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 48.504752][ C3] ? __pfx_ip6gre_tunnel_xmit+0x10/0x10 [ip6_gre] [ 48.505076][ C3] ? find_held_lock+0x2c/0x110 [ 48.505245][ C3] ? __lock_release+0x103/0x460 [ 48.505418][ C3] ? dev_queue_xmit_nit+0x775/0xad0 [ 48.505590][ C3] ? dev_queue_xmit_nit+0x759/0xad0 [ 48.505759][ C3] ? __pfx_qdisc_pkt_len_init+0x10/0x10 [ 48.506040][ C3] ? dev_queue_xmit_nit+0x775/0xad0 [ 48.506209][ C3] dev_hard_start_xmit+0x10e/0x360 [ 48.506389][ C3] ? validate_xmit_skb.constprop.0+0x2a/0x4f0 [ 48.506598][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 48.506878][ C3] ? do_raw_write_lock+0x122/0x3b0 [ 48.507049][ C3] ? __pfx_do_raw_write_lock+0x10/0x10 [ 48.507215][ C3] ? __pfx___dev_queue_xmit+0x10/0x10 [ 48.507384][ C3] ? ___neigh_create+0x7c6/0xe10 [ 48.507662][ C3] ? ___neigh_create+0x7c6/0xe10 [ 48.507836][ C3] ip_finish_output2+0x616/0x18e0 [ 48.508008][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 48.508217][ C3] ? __pfx_ip_finish_output2+0x10/0x10 [ 48.508500][ C3] ? __ip_finish_output+0x10f/0x770 [ 48.508668][ C3] ip_output+0x16b/0x4f0 [ 48.508795][ C3] ? __pfx_ip_output+0x10/0x10 [ 48.508962][ C3] ? pskb_expand_head+0x485/0x1020 [ 48.509128][ C3] ? ip_route_input_noref+0x10e/0x230 [ 48.509304][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 48.509474][ C3] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 48.509641][ C3] ? ip_forward+0xdc8/0x1a10 [ 48.509812][ C3] ? vrf_l3_rcv+0x3e5/0x510 [vrf] [ 48.510099][ C3] ip_rcv+0x62f/0x740 [ 48.510225][ C3] ? __pfx_ip_rcv+0x10/0x10 [ 48.510393][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 48.510562][ C3] ? process_backlog+0x1f8/0x670 [ 48.510844][ C3] ? __pfx_ip_rcv+0x10/0x10 [ 48.511016][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 48.511228][ C3] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 48.511436][ C3] ? process_backlog+0x1f8/0x670 [ 48.511719][ C3] ? lock_acquire+0x32/0xc0 [ 48.511886][ C3] ? process_backlog+0x1f8/0x670 [ 48.512079][ C3] process_backlog+0x103/0x670 [ 48.512250][ C3] ? find_held_lock+0x2c/0x110 [ 48.512529][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 48.512704][ C3] net_rx_action+0x49f/0xc00 [ 48.512880][ C3] ? __pfx_net_rx_action+0x10/0x10 [ 48.513053][ C3] __do_softirq+0x1f8/0x5df [ 48.513350][ C3] ? __dev_queue_xmit+0x697/0x16d0 [ 48.513519][ C3] do_softirq+0x4d/0xa0 [ 48.513649][ C3] [ 48.513740][ C3] [ 48.513826][ C3] __local_bh_enable_ip+0xf6/0x120 [ 48.513991][ C3] ? __dev_queue_xmit+0x697/0x16d0 [ 48.514164][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 48.514334][ C3] ? packet_parse_headers+0x231/0x9d0 [ 48.514504][ C3] ? packet_parse_headers+0x231/0x9d0 [ 48.514677][ C3] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 48.514964][ C3] ? __pfx___dev_queue_xmit+0x10/0x10 [ 48.515148][ C3] ? dev_get_by_index+0x177/0x270 [ 48.515331][ C3] packet_snd+0xd08/0x1840 [ 48.515514][ C3] ? __pfx___lock_release+0x10/0x10 [ 48.515818][ C3] ? __pfx_packet_snd+0x10/0x10 [ 48.516002][ C3] ? __might_fault+0xc3/0x170 [ 48.516185][ C3] ? trace_raw_output_mmap_lock_acquire_returned+0x60/0x1e0 [ 48.516460][ C3] ? __might_fault+0x11b/0x170 [ 48.516758][ C3] __sys_sendto+0x37d/0x410 [ 48.516931][ C3] ? __pfx___sys_sendto+0x10/0x10 [ 48.517106][ C3] ? sock_ioctl+0x3bc/0x590 [ 48.517274][ C3] ? __might_fault+0xc3/0x170 [ 48.517673][ C3] ? trace_rseq_update+0xd2/0x130 [ 48.517843][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 48.518059][ C3] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 48.518267][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 48.518546][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 48.518754][ C3] do_syscall_64+0xc6/0x1e0 [ 48.518928][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 48.519140][ C3] RIP: 0033:0x7fd16b9d585a [ 48.519450][ 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 [ 48.520044][ C3] RSP: 002b:00007ffd17d86308 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 48.520309][ C3] RAX: ffffffffffffffda RBX: 0000000025ff99d0 RCX: 00007fd16b9d585a [ 48.520566][ C3] RDX: 0000000000000062 RSI: 0000000025ff95c2 RDI: 0000000000000005 [ 48.520927][ C3] RBP: 0000000025ff95c2 R08: 00007ffd17d86310 R09: 0000000000000014 [ 48.521190][ C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.521447][ C3] R13: 0000000000000062 R14: 00007ffd17d86310 R15: 0000000000000000 [ 48.521819][ C3]