[ 34.276605][ T339] 8021q: 802.1Q VLAN Support v1.8 [ 34.898188][ T345] gre: GRE over IPv4 demultiplexor driver [ 34.951716][ T345] ip6_gre: GRE over IPv6 tunneling driver [ 35.141829][ T350] ip (350) used greatest stack depth: 23680 bytes left [ 47.178171][ T428] GACT probability NOT on [ 47.801147][ C3] [ 47.801332][ C3] ======================================================== [ 47.801713][ C3] WARNING: possible irq lock inversion dependency detected [ 47.802096][ C3] 6.9.0-rc1-virtme #1 Not tainted [ 47.802359][ C3] -------------------------------------------------------- [ 47.802736][ C3] mausezahn/431 just changed the state of lock: [ 47.803067][ C3] ffff888005295580 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 47.803546][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 47.803941][ C3] (&p->alloc_lock){+.+.}-{2:2} [ 47.803949][ C3] [ 47.803949][ C3] [ 47.803949][ C3] and interrupts could create inverse lock ordering between them. [ 47.803949][ C3] [ 47.804963][ C3] [ 47.804963][ C3] other info that might help us debug this: [ 47.805361][ C3] Possible interrupt unsafe locking scenario: [ 47.805361][ C3] [ 47.805742][ C3] CPU0 CPU1 [ 47.805997][ C3] ---- ---- [ 47.806271][ C3] lock(&p->alloc_lock); [ 47.806481][ C3] local_irq_disable(); [ 47.806816][ C3] lock(&ndev->lock); [ 47.807141][ C3] lock(&p->alloc_lock); [ 47.807499][ C3] [ 47.807697][ C3] lock(&ndev->lock); [ 47.807899][ C3] [ 47.807899][ C3] *** DEADLOCK *** [ 47.807899][ C3] [ 47.808283][ C3] 5 locks held by mausezahn/431: [ 47.808548][ C3] #0: ffffffffb1d522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 47.809025][ C3] #1: ffffffffb1d522e0 (rcu_read_lock){....}-{1:2}, at: ip_finish_output2+0x262/0x18e0 [ 47.809502][ C3] #2: ffffffffb1d52280 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x1dd/0x16d0 [ 47.809952][ C3] #3: ffffffffb1d522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 47.810412][ C3] #4: ffffffffb1d522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 47.810888][ C3] [ 47.810888][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 47.811398][ C3] -> (&p->alloc_lock){+.+.}-{2:2} { [ 47.811684][ C3] HARDIRQ-ON-W at: [ 47.811886][ C3] __lock_acquire+0x797/0x1570 [ 47.812238][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.812587][ C3] _raw_spin_lock+0x30/0x40 [ 47.812935][ C3] set_mems_allowed+0x1d/0x210 [ 47.813300][ C3] kernel_init_freeable+0x72/0x310 [ 47.813651][ C3] kernel_init+0x20/0x200 [ 47.813996][ C3] ret_from_fork+0x31/0x70 [ 47.814348][ C3] ret_from_fork_asm+0x1a/0x30 [ 47.814688][ C3] SOFTIRQ-ON-W at: [ 47.814897][ C3] __lock_acquire+0x797/0x1570 [ 47.815253][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.815603][ C3] _raw_spin_lock+0x30/0x40 [ 47.815954][ C3] set_mems_allowed+0x1d/0x210 [ 47.816303][ C3] kernel_init_freeable+0x72/0x310 [ 47.816654][ C3] kernel_init+0x20/0x200 [ 47.816998][ C3] ret_from_fork+0x31/0x70 [ 47.817333][ C3] ret_from_fork_asm+0x1a/0x30 [ 47.817557][ C3] INITIAL USE at: [ 47.817707][ C3] __lock_acquire+0x797/0x1570 [ 47.817923][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.818142][ C3] _raw_spin_lock+0x30/0x40 [ 47.818358][ C3] set_mems_allowed+0x1d/0x210 [ 47.818571][ C3] kernel_init_freeable+0x72/0x310 [ 47.818795][ C3] kernel_init+0x20/0x200 [ 47.819020][ C3] ret_from_fork+0x31/0x70 [ 47.819235][ C3] ret_from_fork_asm+0x1a/0x30 [ 47.819445][ C3] } [ 47.819536][ C3] ... key at: [] __key.387+0x0/0x40 [ 47.819788][ C3] ... acquired at: [ 47.819917][ C3] __lock_acquire+0xaf0/0x1570 [ 47.820095][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.820269][ C3] _raw_spin_lock+0x30/0x40 [ 47.820436][ C3] __get_task_comm+0x27/0x70 [ 47.820610][ C3] ref_tracker_alloc+0x2ee/0x490 [ 47.820783][ C3] netdev_get_by_index+0x5e/0x80 [ 47.820959][ C3] fib6_nh_init+0x3d8/0x15b0 [ 47.821129][ C3] ip6_route_info_create+0xf18/0x17d0 [ 47.821295][ C3] addrconf_f6i_alloc+0x265/0x560 [ 47.821475][ C3] __ipv6_dev_ac_inc+0x25f/0xb10 [ 47.821647][ C3] addrconf_join_anycast+0x1c0/0x220 [ 47.821818][ C3] __ipv6_ifa_notify+0x6b3/0xaf0 [ 47.821987][ C3] addrconf_dad_completed+0x12b/0xe20 [ 47.822159][ C3] addrconf_dad_work+0x38c/0xab0 [ 47.822326][ C3] process_one_work+0xe2c/0x1730 [ 47.822502][ C3] worker_thread+0x587/0xd30 [ 47.822677][ C3] kthread+0x28a/0x350 [ 47.822805][ C3] ret_from_fork+0x31/0x70 [ 47.822975][ C3] ret_from_fork_asm+0x1a/0x30 [ 47.823145][ C3] [ 47.823339][ C3] -> (&ndev->lock){++.-}-{2:2} { [ 47.823515][ C3] HARDIRQ-ON-W at: [ 47.823643][ C3] __lock_acquire+0x797/0x1570 [ 47.823855][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.824184][ C3] _raw_write_lock_bh+0x38/0x50 [ 47.824403][ C3] addrconf_permanent_addr+0x6e/0x670 [ 47.824613][ C3] addrconf_notify+0x749/0xd60 [ 47.824824][ C3] notifier_call_chain+0xcd/0x150 [ 47.825038][ C3] __dev_notify_flags+0xe6/0x250 [ 47.825251][ C3] dev_change_flags+0xec/0x160 [ 47.825464][ C3] do_setlink+0x7d6/0x21e0 [ 47.825798][ C3] __rtnl_newlink+0xaa7/0xd80 [ 47.826013][ C3] rtnl_newlink+0x63/0xa0 [ 47.826222][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 47.826548][ C3] netlink_rcv_skb+0x130/0x360 [ 47.826764][ C3] netlink_unicast+0x449/0x710 [ 47.826975][ C3] netlink_sendmsg+0x723/0xbe0 [ 47.827194][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 47.827537][ C3] ___sys_sendmsg+0xee/0x170 [ 47.827755][ C3] __sys_sendmsg+0xcd/0x170 [ 47.827966][ C3] do_syscall_64+0xc6/0x1e0 [ 47.828291][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 47.828545][ C3] HARDIRQ-ON-R at: [ 47.828674][ C3] __lock_acquire+0x797/0x1570 [ 47.828893][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.829218][ C3] _raw_read_lock_bh+0x44/0x80 [ 47.829428][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 47.829640][ C3] inet6_fill_link_af+0x5e/0xe0 [ 47.829852][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 47.830062][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 47.830279][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 47.830645][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 47.830861][ C3] register_netdevice+0x1177/0x1690 [ 47.831074][ C3] register_netdev+0x20/0x40 [ 47.831285][ C3] sit_init_net+0x250/0x4f0 [ 47.831616][ C3] ops_init+0x9b/0x560 [ 47.831787][ C3] register_pernet_operations+0x2db/0x710 [ 47.832045][ C3] register_pernet_device+0x2a/0x60 [ 47.832371][ C3] sit_init+0x23/0xe0 [ 47.832547][ C3] do_one_initcall+0x8d/0x1e0 [ 47.832760][ C3] do_initcalls+0x1b2/0x3e0 [ 47.832973][ C3] kernel_init_freeable+0x232/0x310 [ 47.833304][ C3] kernel_init+0x20/0x200 [ 47.833520][ C3] ret_from_fork+0x31/0x70 [ 47.833734][ C3] ret_from_fork_asm+0x1a/0x30 [ 47.833943][ C3] IN-SOFTIRQ-R at: [ 47.834072][ C3] __lock_acquire+0x797/0x1570 [ 47.834284][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.834494][ C3] _raw_read_lock_bh+0x44/0x80 [ 47.834819][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 47.835037][ C3] ndisc_send_ns+0xe7/0x100 [ 47.835251][ C3] ndisc_solicit+0x2ae/0x4d0 [ 47.835684][ C3] neigh_probe+0xaa/0xf0 [ 47.835903][ C3] __neigh_event_send+0x7af/0xfe0 [ 47.836117][ C3] neigh_resolve_output+0x470/0x7c0 [ 47.836327][ C3] ip6_finish_output2+0x4ab/0xf80 [ 47.836656][ C3] ip6_finish_output+0x4ed/0xd30 [ 47.836865][ C3] ip6_output+0x1f3/0x770 [ 47.837074][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 47.837462][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 47.837722][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 47.837950][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 47.838326][ C3] dev_hard_start_xmit+0x10e/0x360 [ 47.838539][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 47.838751][ C3] ip_finish_output2+0x616/0x18e0 [ 47.839076][ C3] ip_output+0x16b/0x4f0 [ 47.839290][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 47.839501][ C3] ip_rcv+0x62f/0x740 [ 47.839678][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 47.840046][ C3] process_backlog+0x103/0x670 [ 47.840259][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 47.840470][ C3] net_rx_action+0x49f/0xc00 [ 47.840794][ C3] __do_softirq+0x1f8/0x5df [ 47.841004][ C3] do_softirq+0x4d/0xa0 [ 47.841223][ C3] __local_bh_enable_ip+0xf6/0x120 [ 47.841436][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 47.841762][ C3] packet_snd+0xd08/0x1840 [ 47.841973][ C3] __sys_sendto+0x37d/0x410 [ 47.842186][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 47.842509][ C3] do_syscall_64+0xc6/0x1e0 [ 47.842719][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 47.842981][ C3] INITIAL USE at: [ 47.843109][ C3] __lock_acquire+0x797/0x1570 [ 47.843430][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.843641][ C3] _raw_write_lock_bh+0x38/0x50 [ 47.843853][ C3] addrconf_permanent_addr+0x6e/0x670 [ 47.844173][ C3] addrconf_notify+0x749/0xd60 [ 47.844390][ C3] notifier_call_chain+0xcd/0x150 [ 47.844602][ C3] __dev_notify_flags+0xe6/0x250 [ 47.844814][ C3] dev_change_flags+0xec/0x160 [ 47.845025][ C3] do_setlink+0x7d6/0x21e0 [ 47.845233][ C3] __rtnl_newlink+0xaa7/0xd80 [ 47.845441][ C3] rtnl_newlink+0x63/0xa0 [ 47.845764][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 47.845979][ C3] netlink_rcv_skb+0x130/0x360 [ 47.846192][ C3] netlink_unicast+0x449/0x710 [ 47.846515][ C3] netlink_sendmsg+0x723/0xbe0 [ 47.846724][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 47.846936][ C3] ___sys_sendmsg+0xee/0x170 [ 47.847149][ C3] __sys_sendmsg+0xcd/0x170 [ 47.847487][ C3] do_syscall_64+0xc6/0x1e0 [ 47.847697][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 47.847952][ C3] INITIAL READ USE at: [ 47.848198][ C3] __lock_acquire+0x797/0x1570 [ 47.848409][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.848625][ C3] _raw_read_lock_bh+0x44/0x80 [ 47.848834][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 47.849205][ C3] inet6_fill_link_af+0x5e/0xe0 [ 47.849415][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 47.849625][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 47.849985][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 47.850234][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 47.850453][ C3] register_netdevice+0x1177/0x1690 [ 47.850821][ C3] register_netdev+0x20/0x40 [ 47.851031][ C3] sit_init_net+0x250/0x4f0 [ 47.851244][ C3] ops_init+0x9b/0x560 [ 47.851568][ C3] register_pernet_operations+0x2db/0x710 [ 47.851819][ C3] register_pernet_device+0x2a/0x60 [ 47.852079][ C3] sit_init+0x23/0xe0 [ 47.852406][ C3] do_one_initcall+0x8d/0x1e0 [ 47.852620][ C3] do_initcalls+0x1b2/0x3e0 [ 47.852834][ C3] kernel_init_freeable+0x232/0x310 [ 47.853201][ C3] kernel_init+0x20/0x200 [ 47.853411][ C3] ret_from_fork+0x31/0x70 [ 47.853629][ C3] ret_from_fork_asm+0x1a/0x30 [ 47.853843][ C3] } [ 47.853930][ C3] ... key at: [] __key.37+0x0/0x40 [ 47.854187][ C3] ... acquired at: [ 47.854313][ C3] mark_lock+0x28d/0x3e0 [ 47.854484][ C3] mark_usage+0xd9/0x2a0 [ 47.854763][ C3] __lock_acquire+0x797/0x1570 [ 47.854933][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.855107][ C3] _raw_read_lock_bh+0x44/0x80 [ 47.855274][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 47.855550][ C3] ndisc_send_ns+0xe7/0x100 [ 47.855720][ C3] ndisc_solicit+0x2ae/0x4d0 [ 47.855889][ C3] neigh_probe+0xaa/0xf0 [ 47.856061][ C3] __neigh_event_send+0x7af/0xfe0 [ 47.856230][ C3] neigh_resolve_output+0x470/0x7c0 [ 47.856512][ C3] ip6_finish_output2+0x4ab/0xf80 [ 47.856813][ C3] ip6_finish_output+0x4ed/0xd30 [ 47.856989][ C3] ip6_output+0x1f3/0x770 [ 47.857158][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 47.857497][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 47.857711][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 47.857886][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 47.858212][ C3] dev_hard_start_xmit+0x10e/0x360 [ 47.858382][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 47.858576][ C3] ip_finish_output2+0x616/0x18e0 [ 47.858743][ C3] ip_output+0x16b/0x4f0 [ 47.858911][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 47.859081][ C3] ip_rcv+0x62f/0x740 [ 47.859207][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 47.859419][ C3] process_backlog+0x103/0x670 [ 47.859587][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 47.859871][ C3] net_rx_action+0x49f/0xc00 [ 47.860040][ C3] __do_softirq+0x1f8/0x5df [ 47.860209][ C3] do_softirq+0x4d/0xa0 [ 47.860336][ C3] __local_bh_enable_ip+0xf6/0x120 [ 47.860628][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 47.860797][ C3] packet_snd+0xd08/0x1840 [ 47.860965][ C3] __sys_sendto+0x37d/0x410 [ 47.861145][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 47.861316][ C3] do_syscall_64+0xc6/0x1e0 [ 47.861603][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 47.861813][ C3] [ 47.861901][ C3] [ 47.861901][ C3] stack backtrace: [ 47.862110][ C3] CPU: 3 PID: 431 Comm: mausezahn Not tainted 6.9.0-rc1-virtme #1 [ 47.862587][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 47.862963][ C3] Call Trace: [ 47.863095][ C3] [ 47.863299][ C3] dump_stack_lvl+0x82/0xd0 [ 47.863476][ C3] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 47.863688][ C3] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 47.863900][ C3] ? __pfx_usage_skip+0x10/0x10 [ 47.864181][ C3] ? __pfx_usage_match+0x10/0x10 [ 47.864350][ C3] ? arch_stack_walk+0xa2/0xf0 [ 47.864521][ C3] mark_lock_irq+0x4cd/0xa10 [ 47.864688][ C3] ? __pfx_mark_lock_irq+0x10/0x10 [ 47.864865][ C3] ? stack_trace_save+0x94/0xd0 [ 47.865037][ C3] ? save_trace+0x8f/0x5b0 [ 47.865206][ C3] mark_lock+0x28d/0x3e0 [ 47.865332][ C3] mark_usage+0xd9/0x2a0 [ 47.865460][ C3] __lock_acquire+0x797/0x1570 [ 47.865740][ C3] lock_acquire.part.0+0xeb/0x330 [ 47.865910][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 47.866082][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 47.866252][ C3] ? trace_lock_acquire+0x135/0x1c0 [ 47.866538][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 47.866704][ C3] ? lock_acquire+0x32/0xc0 [ 47.866872][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 47.867040][ C3] _raw_read_lock_bh+0x44/0x80 [ 47.867335][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 47.867509][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 47.867677][ C3] ndisc_send_ns+0xe7/0x100 [ 47.867850][ C3] ? __pfx_ndisc_send_ns+0x10/0x10 [ 47.868020][ C3] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 47.868359][ C3] ndisc_solicit+0x2ae/0x4d0 [ 47.868527][ C3] ? __pfx_ndisc_solicit+0x10/0x10 [ 47.868697][ C3] ? neigh_probe+0x57/0xf0 [ 47.868876][ C3] neigh_probe+0xaa/0xf0 [ 47.869006][ C3] __neigh_event_send+0x7af/0xfe0 [ 47.869176][ C3] ? do_raw_write_lock+0xe1/0x3b0 [ 47.869347][ C3] ? __pfx_do_raw_write_lock+0x10/0x10 [ 47.869517][ C3] neigh_resolve_output+0x470/0x7c0 [ 47.869801][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 47.869969][ C3] ? ___neigh_create+0x7c6/0xe10 [ 47.870139][ C3] ip6_finish_output2+0x4ab/0xf80 [ 47.870311][ C3] ip6_finish_output+0x4ed/0xd30 [ 47.870588][ C3] ? __pfx_flow_hash_from_keys+0x10/0x10 [ 47.870759][ C3] ip6_output+0x1f3/0x770 [ 47.870888][ C3] ? __pfx_ip6_output+0x10/0x10 [ 47.871059][ C3] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 47.871247][ C3] ? ip6_local_out+0x25/0x3b0 [ 47.871535][ C3] ip6tunnel_xmit.constprop.0+0x16b/0x360 [ip6_tunnel] [ 47.871752][ C3] ip6_tnl_xmit+0x1266/0x3490 [ip6_tunnel] [ 47.871974][ C3] ? __kasan_kmalloc+0x7f/0x90 [ 47.872148][ C3] ? trace_kmalloc+0x2a/0xe0 [ 47.872447][ C3] ? sk_getsockopt+0x2048/0x2c40 [ 47.872620][ C3] ? __pfx_ip6_tnl_xmit+0x10/0x10 [ip6_tunnel] [ 47.872838][ C3] ? pskb_expand_head+0x4ac/0x1020 [ 47.873016][ C3] ? __pfx_pskb_expand_head+0x10/0x10 [ 47.873303][ C3] ? __ipv6_chk_addr_and_flags+0x38e/0x650 [ 47.873515][ C3] ? __gre6_xmit+0x706/0x1960 [ip6_gre] [ 47.873692][ C3] __gre6_xmit+0x706/0x1960 [ip6_gre] [ 47.873867][ C3] ? __pfx___gre6_xmit+0x10/0x10 [ip6_gre] [ 47.874087][ C3] ip6gre_tunnel_xmit+0x920/0xf10 [ip6_gre] [ 47.874305][ C3] ? __pfx_ip6gre_tunnel_xmit+0x10/0x10 [ip6_gre] [ 47.874524][ C3] ? find_held_lock+0x2c/0x110 [ 47.874808][ C3] ? __lock_release+0x103/0x460 [ 47.874975][ C3] ? dev_queue_xmit_nit+0x775/0xad0 [ 47.875148][ C3] ? dev_queue_xmit_nit+0x759/0xad0 [ 47.875318][ C3] ? __pfx_qdisc_pkt_len_init+0x10/0x10 [ 47.875708][ C3] ? dev_queue_xmit_nit+0x775/0xad0 [ 47.875986][ C3] dev_hard_start_xmit+0x10e/0x360 [ 47.876160][ C3] ? validate_xmit_skb.constprop.0+0x2a/0x4f0 [ 47.876378][ C3] __dev_queue_xmit+0xe69/0x16d0 [ 47.876657][ C3] ? do_raw_write_lock+0x122/0x3b0 [ 47.876826][ C3] ? __pfx_do_raw_write_lock+0x10/0x10 [ 47.876994][ C3] ? __pfx___dev_queue_xmit+0x10/0x10 [ 47.877160][ C3] ? ___neigh_create+0x7c6/0xe10 [ 47.877341][ C3] ? ___neigh_create+0x7c6/0xe10 [ 47.877622][ C3] ip_finish_output2+0x616/0x18e0 [ 47.877792][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 47.878005][ C3] ? __pfx_ip_finish_output2+0x10/0x10 [ 47.878173][ C3] ? __ip_finish_output+0x10f/0x770 [ 47.878451][ C3] ip_output+0x16b/0x4f0 [ 47.878577][ C3] ? __pfx_ip_output+0x10/0x10 [ 47.878744][ C3] ? pskb_expand_head+0x485/0x1020 [ 47.878912][ C3] ? ip_route_input_noref+0x10e/0x230 [ 47.879196][ C3] NF_HOOK.constprop.0+0x7e/0x320 [ 47.879369][ C3] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 47.879538][ C3] ? ip_forward+0xdc8/0x1a10 [ 47.879705][ C3] ? vrf_l3_rcv+0x3e5/0x510 [vrf] [ 47.879880][ C3] ip_rcv+0x62f/0x740 [ 47.880006][ C3] ? __pfx_ip_rcv+0x10/0x10 [ 47.880173][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 47.880360][ C3] ? process_backlog+0x1f8/0x670 [ 47.880529][ C3] ? __pfx_ip_rcv+0x10/0x10 [ 47.880810][ C3] __netif_receive_skb_one_core+0x166/0x1b0 [ 47.881028][ C3] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 47.881238][ C3] ? process_backlog+0x1f8/0x670 [ 47.881405][ C3] ? lock_acquire+0x32/0xc0 [ 47.881680][ C3] ? process_backlog+0x1f8/0x670 [ 47.881850][ C3] process_backlog+0x103/0x670 [ 47.882017][ C3] ? find_held_lock+0x2c/0x110 [ 47.882186][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 47.882464][ C3] net_rx_action+0x49f/0xc00 [ 47.882648][ C3] ? __pfx_net_rx_action+0x10/0x10 [ 47.882819][ C3] __do_softirq+0x1f8/0x5df [ 47.882987][ C3] ? __dev_queue_xmit+0x697/0x16d0 [ 47.883266][ C3] do_softirq+0x4d/0xa0 [ 47.883393][ C3] [ 47.883486][ C3] [ 47.883570][ C3] __local_bh_enable_ip+0xf6/0x120 [ 47.883737][ C3] ? __dev_queue_xmit+0x697/0x16d0 [ 47.883902][ C3] __dev_queue_xmit+0x6ac/0x16d0 [ 47.884074][ C3] ? packet_parse_headers+0x231/0x9d0 [ 47.884245][ C3] ? packet_parse_headers+0x231/0x9d0 [ 47.884413][ C3] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 47.884580][ C3] ? __pfx___dev_queue_xmit+0x10/0x10 [ 47.884873][ C3] ? dev_get_by_index+0x177/0x270 [ 47.885041][ C3] packet_snd+0xd08/0x1840 [ 47.885211][ C3] ? __pfx___lock_release+0x10/0x10 [ 47.885385][ C3] ? __pfx_packet_snd+0x10/0x10 [ 47.885663][ C3] ? __might_fault+0xc3/0x170 [ 47.885830][ C3] ? trace_raw_output_mmap_lock_acquire_returned+0x60/0x1e0 [ 47.886082][ C3] ? __might_fault+0x11b/0x170 [ 47.886249][ C3] __sys_sendto+0x37d/0x410 [ 47.886528][ C3] ? __pfx___sys_sendto+0x10/0x10 [ 47.886698][ C3] ? sock_ioctl+0x3bc/0x590 [ 47.886863][ C3] ? __might_fault+0xc3/0x170 [ 47.887030][ C3] ? trace_rseq_update+0xd2/0x130 [ 47.887327][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 47.887539][ C3] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 47.887760][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 47.887938][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 47.888280][ C3] do_syscall_64+0xc6/0x1e0 [ 47.888458][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 47.888681][ C3] RIP: 0033:0x7ff75bfa985a [ 47.888861][ 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 [ 47.889575][ C3] RSP: 002b:00007ffc1088b378 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 47.889950][ C3] RAX: ffffffffffffffda RBX: 0000000036d0c9d0 RCX: 00007ff75bfa985a [ 47.890203][ C3] RDX: 0000000000000062 RSI: 0000000036d0c5c2 RDI: 0000000000000005 [ 47.890464][ C3] RBP: 0000000036d0c5c2 R08: 00007ffc1088b380 R09: 0000000000000014 [ 47.890828][ C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.891084][ C3] R13: 0000000000000062 R14: 00007ffc1088b380 R15: 0000000000000000 [ 47.891341][ C3]