[ 24.695486][ T247] ip (247) used greatest stack depth: 23056 bytes left [ 33.454246][ T339] 8021q: 802.1Q VLAN Support v1.8 [ 34.067866][ T345] gre: GRE over IPv4 demultiplexor driver [ 34.119779][ T345] ip6_gre: GRE over IPv6 tunneling driver [ 46.001131][ T427] GACT probability NOT on [ 46.543577][ C3] [ 46.543705][ C3] ======================================================== [ 46.543977][ C3] WARNING: possible irq lock inversion dependency detected [ 46.544230][ C3] 6.9.0-rc1-virtme #1 Not tainted [ 46.544400][ C3] -------------------------------------------------------- [ 46.544646][ C3] mausezahn/430 just changed the state of lock: [ 46.544857][ C3] ffff8880074ad580 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 46.545168][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 46.545421][ C3] (&p->alloc_lock){+.+.}-{2:2} [ 46.545426][ C3] [ 46.545426][ C3] [ 46.545426][ C3] and interrupts could create inverse lock ordering between them. [ 46.545426][ C3] [ 46.546054][ C3] [ 46.546054][ C3] other info that might help us debug this: [ 46.546305][ C3] Possible interrupt unsafe locking scenario: [ 46.546305][ C3] [ 46.546557][ C3] CPU0 CPU1 [ 46.546723][ C3] ---- ---- [ 46.546897][ C3] lock(&p->alloc_lock); [ 46.547027][ C3] local_irq_disable(); [ 46.547236][ C3] lock(&ndev->lock); [ 46.547451][ C3] lock(&p->alloc_lock); [ 46.547662][ C3] [ 46.547788][ C3] lock(&ndev->lock); [ 46.547920][ C3] [ 46.547920][ C3] *** DEADLOCK *** [ 46.547920][ C3] [ 46.548164][ C3] 5 locks held by mausezahn/430: [ 46.548334][ C3] #0: ffffffff8bd522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 46.548651][ C3] #1: ffffffff8bd522e0 (rcu_read_lock){....}-{1:2}, at: ip_finish_output2+0x262/0x18e0 [ 46.548948][ C3] #2: ffffffff8bd52280 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x1dd/0x16d0 [ 46.549248][ C3] #3: ffffffff8bd522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 46.549549][ C3] #4: ffffffff8bd522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 46.549851][ C3] [ 46.549851][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 46.550144][ C3] -> (&p->alloc_lock){+.+.}-{2:2} { [ 46.550316][ C3] HARDIRQ-ON-W at: [ 46.550446][ C3] __lock_acquire+0x797/0x1570 [ 46.550665][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.550875][ C3] _raw_spin_lock+0x30/0x40 [ 46.551090][ C3] set_mems_allowed+0x1d/0x210 [ 46.551308][ C3] kernel_init_freeable+0x72/0x310 [ 46.551521][ C3] kernel_init+0x20/0x200 [ 46.551731][ C3] ret_from_fork+0x31/0x70 [ 46.551941][ C3] ret_from_fork_asm+0x1a/0x30 [ 46.552154][ C3] SOFTIRQ-ON-W at: [ 46.552280][ C3] __lock_acquire+0x797/0x1570 [ 46.552497][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.552708][ C3] _raw_spin_lock+0x30/0x40 [ 46.552918][ C3] set_mems_allowed+0x1d/0x210 [ 46.553129][ C3] kernel_init_freeable+0x72/0x310 [ 46.553338][ C3] kernel_init+0x20/0x200 [ 46.553549][ C3] ret_from_fork+0x31/0x70 [ 46.553763][ C3] ret_from_fork_asm+0x1a/0x30 [ 46.553983][ C3] INITIAL USE at: [ 46.554110][ C3] __lock_acquire+0x797/0x1570 [ 46.554320][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.554530][ C3] _raw_spin_lock+0x30/0x40 [ 46.554741][ C3] set_mems_allowed+0x1d/0x210 [ 46.554954][ C3] kernel_init_freeable+0x72/0x310 [ 46.555161][ C3] kernel_init+0x20/0x200 [ 46.555376][ C3] ret_from_fork+0x31/0x70 [ 46.555589][ C3] ret_from_fork_asm+0x1a/0x30 [ 46.555798][ C3] } [ 46.555888][ C3] ... key at: [] __key.387+0x0/0x40 [ 46.556141][ C3] ... acquired at: [ 46.556271][ C3] __lock_acquire+0xaf0/0x1570 [ 46.556445][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.556613][ C3] _raw_spin_lock+0x30/0x40 [ 46.556780][ C3] __get_task_comm+0x27/0x70 [ 46.556948][ C3] ref_tracker_alloc+0x2ee/0x490 [ 46.557120][ C3] netdev_get_by_index+0x5e/0x80 [ 46.557288][ C3] fib6_nh_init+0x3d8/0x15b0 [ 46.557459][ C3] ip6_route_info_create+0xf18/0x17d0 [ 46.557630][ C3] addrconf_f6i_alloc+0x265/0x560 [ 46.557799][ C3] __ipv6_dev_ac_inc+0x25f/0xb10 [ 46.557971][ C3] addrconf_join_anycast+0x1c0/0x220 [ 46.558139][ C3] __ipv6_ifa_notify+0x6b3/0xaf0 [ 46.558307][ C3] addrconf_dad_completed+0x12b/0xe20 [ 46.558476][ C3] addrconf_dad_work+0x38c/0xab0 [ 46.558644][ C3] process_one_work+0xe2c/0x1730 [ 46.558820][ C3] worker_thread+0x587/0xd30 [ 46.558988][ C3] kthread+0x28a/0x350 [ 46.559117][ C3] ret_from_fork+0x31/0x70 [ 46.559286][ C3] ret_from_fork_asm+0x1a/0x30 [ 46.559454][ C3] [ 46.559545][ C3] -> (&ndev->lock){++.-}-{2:2} { [ 46.559716][ C3] HARDIRQ-ON-W at: [ 46.559842][ C3] __lock_acquire+0x797/0x1570 [ 46.560062][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.560276][ C3] _raw_write_lock_bh+0x38/0x50 [ 46.560486][ C3] addrconf_permanent_addr+0x6e/0x670 [ 46.560698][ C3] addrconf_notify+0x749/0xd60 [ 46.560915][ C3] notifier_call_chain+0xcd/0x150 [ 46.561127][ C3] __dev_notify_flags+0xe6/0x250 [ 46.561337][ C3] dev_change_flags+0xec/0x160 [ 46.561555][ C3] do_setlink+0x7d6/0x21e0 [ 46.561766][ C3] __rtnl_newlink+0xaa7/0xd80 [ 46.561976][ C3] rtnl_newlink+0x63/0xa0 [ 46.562304][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.562514][ C3] netlink_rcv_skb+0x130/0x360 [ 46.562733][ C3] netlink_unicast+0x449/0x710 [ 46.562944][ C3] netlink_sendmsg+0x723/0xbe0 [ 46.563270][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 46.563482][ C3] ___sys_sendmsg+0xee/0x170 [ 46.563694][ C3] __sys_sendmsg+0xcd/0x170 [ 46.564037][ C3] do_syscall_64+0xc6/0x1e0 [ 46.564247][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.564496][ C3] HARDIRQ-ON-R at: [ 46.564622][ C3] __lock_acquire+0x797/0x1570 [ 46.564840][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.565052][ C3] _raw_read_lock_bh+0x44/0x80 [ 46.565263][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 46.565584][ C3] inet6_fill_link_af+0x5e/0xe0 [ 46.565794][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 46.566003][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 46.566330][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 46.566582][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 46.566795][ C3] register_netdevice+0x1177/0x1690 [ 46.567005][ C3] register_netdev+0x20/0x40 [ 46.567323][ C3] sit_init_net+0x250/0x4f0 [ 46.567536][ C3] ops_init+0x9b/0x560 [ 46.567710][ C3] register_pernet_operations+0x2db/0x710 [ 46.568072][ C3] register_pernet_device+0x2a/0x60 [ 46.568282][ C3] sit_init+0x23/0xe0 [ 46.568451][ C3] do_one_initcall+0x8d/0x1e0 [ 46.568660][ C3] do_initcalls+0x1b2/0x3e0 [ 46.568984][ C3] kernel_init_freeable+0x232/0x310 [ 46.569215][ C3] kernel_init+0x20/0x200 [ 46.569428][ C3] ret_from_fork+0x31/0x70 [ 46.569751][ C3] ret_from_fork_asm+0x1a/0x30 [ 46.569972][ C3] IN-SOFTIRQ-R at: [ 46.570103][ C3] __lock_acquire+0x797/0x1570 [ 46.570319][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.570643][ C3] _raw_read_lock_bh+0x44/0x80 [ 46.570857][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 46.571067][ C3] ndisc_send_ns+0xe7/0x100 [ 46.571400][ C3] ndisc_solicit+0x2ae/0x4d0 [ 46.571610][ C3] neigh_probe+0xaa/0xf0 [ 46.571821][ C3] __neigh_event_send+0x7af/0xfe0 [ 46.572032][ C3] neigh_resolve_output+0x470/0x7c0 [ 46.572353][ C3] ip6_finish_output2+0x4ab/0xf80 [ 46.572570][ C3] ip6_finish_output+0x4ed/0xd30 [ 46.572777][ C3] ip6_output+0x1f3/0x770 [ 46.573101][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 46.573369][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 46.573624][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.573972][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 46.574231][ C3] dev_hard_start_xmit+0x10e/0x360 [ 46.574443][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 46.574653][ C3] ip_finish_output2+0x616/0x18e0 [ 46.574864][ C3] ip_output+0x16b/0x4f0 [ 46.575073][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 46.575296][ C3] ip_rcv+0x62f/0x740 [ 46.575576][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 46.575834][ C3] process_backlog+0x103/0x670 [ 46.576047][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 46.576374][ C3] net_rx_action+0x49f/0xc00 [ 46.576584][ C3] __do_softirq+0x1f8/0x5df [ 46.576798][ C3] do_softirq+0x4d/0xa0 [ 46.577121][ C3] __local_bh_enable_ip+0xf6/0x120 [ 46.577331][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 46.577545][ C3] packet_snd+0xd08/0x1840 [ 46.577757][ C3] __sys_sendto+0x37d/0x410 [ 46.578081][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 46.578297][ C3] do_syscall_64+0xc6/0x1e0 [ 46.578509][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.578771][ C3] INITIAL USE at: [ 46.578905][ C3] __lock_acquire+0x797/0x1570 [ 46.579117][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.579332][ C3] _raw_write_lock_bh+0x38/0x50 [ 46.579662][ C3] addrconf_permanent_addr+0x6e/0x670 [ 46.579878][ C3] addrconf_notify+0x749/0xd60 [ 46.580094][ C3] notifier_call_chain+0xcd/0x150 [ 46.580420][ C3] __dev_notify_flags+0xe6/0x250 [ 46.580633][ C3] dev_change_flags+0xec/0x160 [ 46.580843][ C3] do_setlink+0x7d6/0x21e0 [ 46.581055][ C3] __rtnl_newlink+0xaa7/0xd80 [ 46.581381][ C3] rtnl_newlink+0x63/0xa0 [ 46.581594][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.581802][ C3] netlink_rcv_skb+0x130/0x360 [ 46.582243][ C3] netlink_unicast+0x449/0x710 [ 46.582452][ C3] netlink_sendmsg+0x723/0xbe0 [ 46.582672][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 46.582998][ C3] ___sys_sendmsg+0xee/0x170 [ 46.583211][ C3] __sys_sendmsg+0xcd/0x170 [ 46.583430][ C3] do_syscall_64+0xc6/0x1e0 [ 46.583639][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.584011][ C3] INITIAL READ USE at: [ 46.584136][ C3] __lock_acquire+0x797/0x1570 [ 46.584345][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.584668][ C3] _raw_read_lock_bh+0x44/0x80 [ 46.584884][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 46.585137][ C3] inet6_fill_link_af+0x5e/0xe0 [ 46.585352][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 46.585672][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 46.585923][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 46.586172][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 46.586507][ C3] register_netdevice+0x1177/0x1690 [ 46.586762][ C3] register_netdev+0x20/0x40 [ 46.586971][ C3] sit_init_net+0x250/0x4f0 [ 46.587295][ C3] ops_init+0x9b/0x560 [ 46.587506][ C3] register_pernet_operations+0x2db/0x710 [ 46.587771][ C3] register_pernet_device+0x2a/0x60 [ 46.588139][ C3] sit_init+0x23/0xe0 [ 46.588355][ C3] do_one_initcall+0x8d/0x1e0 [ 46.588567][ C3] do_initcalls+0x1b2/0x3e0 [ 46.588893][ C3] kernel_init_freeable+0x232/0x310 [ 46.589142][ C3] kernel_init+0x20/0x200 [ 46.589353][ C3] ret_from_fork+0x31/0x70 [ 46.589570][ C3] ret_from_fork_asm+0x1a/0x30 [ 46.589781][ C3] } [ 46.589874][ C3] ... key at: [] __key.37+0x0/0x40 [ 46.590131][ C3] ... acquired at: [ 46.590259][ C3] mark_lock+0x28d/0x3e0 [ 46.590542][ C3] mark_usage+0xd9/0x2a0 [ 46.590711][ C3] __lock_acquire+0x797/0x1570 [ 46.590879][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.591057][ C3] _raw_read_lock_bh+0x44/0x80 [ 46.591340][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 46.591509][ C3] ndisc_send_ns+0xe7/0x100 [ 46.591680][ C3] ndisc_solicit+0x2ae/0x4d0 [ 46.591851][ C3] neigh_probe+0xaa/0xf0 [ 46.592131][ C3] __neigh_event_send+0x7af/0xfe0 [ 46.592301][ C3] neigh_resolve_output+0x470/0x7c0 [ 46.592471][ C3] ip6_finish_output2+0x4ab/0xf80 [ 46.592645][ C3] ip6_finish_output+0x4ed/0xd30 [ 46.592929][ C3] ip6_output+0x1f3/0x770 [ 46.593098][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 46.593315][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 46.593530][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.593704][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 46.593930][ C3] dev_hard_start_xmit+0x10e/0x360 [ 46.594105][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 46.594275][ C3] ip_finish_output2+0x616/0x18e0 [ 46.594556][ C3] ip_output+0x16b/0x4f0 [ 46.594725][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 46.594892][ C3] ip_rcv+0x62f/0x740 [ 46.595018][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 46.595445][ C3] process_backlog+0x103/0x670 [ 46.595613][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 46.595784][ C3] net_rx_action+0x49f/0xc00 [ 46.595956][ C3] __do_softirq+0x1f8/0x5df [ 46.596124][ C3] do_softirq+0x4d/0xa0 [ 46.596359][ C3] __local_bh_enable_ip+0xf6/0x120 [ 46.596525][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 46.596691][ C3] packet_snd+0xd08/0x1840 [ 46.596862][ C3] __sys_sendto+0x37d/0x410 [ 46.597138][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 46.597308][ C3] do_syscall_64+0xc6/0x1e0 [ 46.597474][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.597683][ C3] [ 46.597769][ C3] [ 46.597769][ C3] stack backtrace: [ 46.598090][ C3] CPU: 3 PID: 430 Comm: mausezahn Not tainted 6.9.0-rc1-virtme #1 [ 46.598341][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 46.598719][ C3] Call Trace: [ 46.598846][ C3] [ 46.598933][ C3] dump_stack_lvl+0x82/0xd0 [ 46.599106][ C3] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 46.599314][ C3] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 46.599635][ C3] ? __pfx_usage_skip+0x10/0x10 [ 46.599812][ C3] ? __pfx_usage_match+0x10/0x10 [ 46.599983][ C3] ? arch_stack_walk+0xa2/0xf0 [ 46.600152][ C3] mark_lock_irq+0x4cd/0xa10 [ 46.600436][ C3] ? __pfx_mark_lock_irq+0x10/0x10 [ 46.600604][ C3] ? stack_trace_save+0x94/0xd0 [ 46.600775][ C3] ? save_trace+0x8f/0x5b0 [ 46.600943][ C3] mark_lock+0x28d/0x3e0 [ 46.601179][ C3] mark_usage+0xd9/0x2a0 [ 46.601307][ C3] __lock_acquire+0x797/0x1570 [ 46.601477][ C3] lock_acquire.part.0+0xeb/0x330 [ 46.601644][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.601811][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 46.602096][ C3] ? trace_lock_acquire+0x135/0x1c0 [ 46.602265][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.602430][ C3] ? lock_acquire+0x32/0xc0 [ 46.602595][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.602763][ C3] _raw_read_lock_bh+0x44/0x80 [ 46.602930][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 46.603094][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 46.603260][ C3] ndisc_send_ns+0xe7/0x100 [ 46.603537][ C3] ? __pfx_ndisc_send_ns+0x10/0x10 [ 46.603711][ C3] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 46.603937][ C3] ndisc_solicit+0x2ae/0x4d0 [ 46.604107][ C3] ? __pfx_ndisc_solicit+0x10/0x10 [ 46.604384][ C3] ? neigh_probe+0x57/0xf0 [ 46.604554][ C3] neigh_probe+0xaa/0xf0 [ 46.604681][ C3] __neigh_event_send+0x7af/0xfe0 [ 46.604847][ C3] ? do_raw_write_lock+0xe1/0x3b0 [ 46.605016][ C3] ? __pfx_do_raw_write_lock+0x10/0x10 [ 46.605301][ C3] neigh_resolve_output+0x470/0x7c0 [ 46.605467][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 46.605632][ C3] ? ___neigh_create+0x7c6/0xe10 [ 46.605800][ C3] ip6_finish_output2+0x4ab/0xf80 [ 46.606079][ C3] ip6_finish_output+0x4ed/0xd30 [ 46.606245][ C3] ? __pfx_flow_hash_from_keys+0x10/0x10 [ 46.606412][ C3] ip6_output+0x1f3/0x770 [ 46.606538][ C3] ? __pfx_ip6_output+0x10/0x10 [ 46.606818][ C3] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 46.606998][ C3] ? ip6_local_out+0x25/0x3b0 [ 46.607170][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 46.607386][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 46.607711][ C3] ? __kasan_kmalloc+0x7f/0x90 [ 46.607879][ C3] ? trace_kmalloc+0x2a/0xe0 [ 46.608053][ C3] ? sk_getsockopt+0x2048/0x2c40 [ 46.608220][ C3] ? __pfx_ip6_tnl_xmit+0x10/0x10 [ip6_tunnel] [ 46.608664][ C3] ? pskb_expand_head+0x4ac/0x1020 [ 46.608833][ C3] ? __pfx_pskb_expand_head+0x10/0x10 [ 46.608998][ C3] ? __ipv6_chk_addr_and_flags+0x38e/0x650 [ 46.609208][ C3] ? __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.609491][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 46.609664][ C3] ? __pfx___gre6_xmit+0x10/0x10 [ip6_gre] [ 46.609880][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 46.610100][ C3] ? __pfx_ip6gre_tunnel_xmit+0x10/0x10 [ip6_gre] [ 46.610422][ C3] ? find_held_lock+0x2c/0x110 [ 46.610588][ C3] ? __lock_release+0x103/0x460 [ 46.610756][ C3] ? dev_queue_xmit_nit+0x775/0xad0 [ 46.610933][ C3] ? dev_queue_xmit_nit+0x759/0xad0 [ 46.611211][ C3] ? __pfx_qdisc_pkt_len_init+0x10/0x10 [ 46.611379][ C3] ? dev_queue_xmit_nit+0x775/0xad0 [ 46.611546][ C3] dev_hard_start_xmit+0x10e/0x360 [ 46.611719][ C3] ? validate_xmit_skb.constprop.0+0x2a/0x4f0 [ 46.612042][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 46.612210][ C3] ? do_raw_write_lock+0x122/0x3b0 [ 46.612376][ C3] ? __pfx_do_raw_write_lock+0x10/0x10 [ 46.612544][ C3] ? __pfx___dev_queue_xmit+0x10/0x10 [ 46.612710][ C3] ? ___neigh_create+0x7c6/0xe10 [ 46.612876][ C3] ? ___neigh_create+0x7c6/0xe10 [ 46.613045][ C3] ip_finish_output2+0x616/0x18e0 [ 46.613219][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 46.613538][ C3] ? __pfx_ip_finish_output2+0x10/0x10 [ 46.613705][ C3] ? __ip_finish_output+0x10f/0x770 [ 46.613873][ C3] ip_output+0x16b/0x4f0 [ 46.614010][ C3] ? __pfx_ip_output+0x10/0x10 [ 46.614177][ C3] ? pskb_expand_head+0x485/0x1020 [ 46.614454][ C3] ? ip_route_input_noref+0x10e/0x230 [ 46.614628][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 46.614797][ C3] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 46.614966][ C3] ? ip_forward+0xdc8/0x1a10 [ 46.615244][ C3] ? vrf_l3_rcv+0x3e5/0x510 [vrf] [ 46.615419][ C3] ip_rcv+0x62f/0x740 [ 46.615547][ C3] ? __pfx_ip_rcv+0x10/0x10 [ 46.615718][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 46.615999][ C3] ? process_backlog+0x1f8/0x670 [ 46.616167][ C3] ? __pfx_ip_rcv+0x10/0x10 [ 46.616338][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 46.616545][ C3] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 46.616867][ C3] ? process_backlog+0x1f8/0x670 [ 46.617036][ C3] ? lock_acquire+0x32/0xc0 [ 46.617203][ C3] ? process_backlog+0x1f8/0x670 [ 46.617372][ C3] process_backlog+0x103/0x670 [ 46.617650][ C3] ? find_held_lock+0x2c/0x110 [ 46.617824][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 46.617997][ C3] net_rx_action+0x49f/0xc00 [ 46.618176][ C3] ? __pfx_net_rx_action+0x10/0x10 [ 46.618347][ C3] __do_softirq+0x1f8/0x5df [ 46.618631][ C3] ? __dev_queue_xmit+0x697/0x16d0 [ 46.618801][ C3] do_softirq+0x4d/0xa0 [ 46.618928][ C3] [ 46.619015][ C3] [ 46.619099][ C3] __local_bh_enable_ip+0xf6/0x120 [ 46.619376][ C3] ? __dev_queue_xmit+0x697/0x16d0 [ 46.619549][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 46.619718][ C3] ? packet_parse_headers+0x231/0x9d0 [ 46.619887][ C3] ? packet_parse_headers+0x231/0x9d0 [ 46.620167][ C3] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 46.620337][ C3] ? __pfx___dev_queue_xmit+0x10/0x10 [ 46.620507][ C3] ? dev_get_by_index+0x177/0x270 [ 46.620675][ C3] packet_snd+0xd08/0x1840 [ 46.620846][ C3] ? __pfx___lock_release+0x10/0x10 [ 46.621129][ C3] ? __pfx_packet_snd+0x10/0x10 [ 46.621296][ C3] ? __might_fault+0xc3/0x170 [ 46.621466][ C3] ? trace_raw_output_mmap_lock_acquire_returned+0x60/0x1e0 [ 46.621936][ C3] ? __might_fault+0x11b/0x170 [ 46.622105][ C3] __sys_sendto+0x37d/0x410 [ 46.622275][ C3] ? __pfx___sys_sendto+0x10/0x10 [ 46.622451][ C3] ? sock_ioctl+0x3bc/0x590 [ 46.622619][ C3] ? __might_fault+0xc3/0x170 [ 46.622792][ C3] ? trace_rseq_update+0xd2/0x130 [ 46.622963][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 46.623173][ C3] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 46.623493][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 46.623662][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 46.623871][ C3] do_syscall_64+0xc6/0x1e0 [ 46.624049][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.624372][ C3] RIP: 0033:0x7fabd52ed85a [ 46.624554][ 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 [ 46.625269][ C3] RSP: 002b:00007fffc69fdaa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 46.625528][ C3] RAX: ffffffffffffffda RBX: 000000001a65d9d0 RCX: 00007fabd52ed85a [ 46.625788][ C3] RDX: 0000000000000062 RSI: 000000001a65d5c2 RDI: 0000000000000005 [ 46.626152][ C3] RBP: 000000001a65d5c2 R08: 00007fffc69fdab0 R09: 0000000000000014 [ 46.626406][ C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 46.626663][ C3] R13: 0000000000000062 R14: 00007fffc69fdab0 R15: 0000000000000000 [ 46.627034][ C3]