[ 15.335883][ T312] gre: GRE over IPv4 demultiplexor driver [ 15.355116][ T312] ip_gre: GRE over IPv4 tunneling driver [ 16.151035][ T323] GACT probability NOT on [ 16.437910][ T325] ip6_gre: GRE over IPv6 tunneling driver [ 16.605716][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.722724][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.126086][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.733899][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.761684][ T340] br1: port 1(veth1) entered blocking state [ 17.762167][ T340] br1: port 1(veth1) entered disabled state [ 17.763056][ T340] veth1: entered allmulticast mode [ 17.765705][ T340] veth1: entered promiscuous mode [ 17.861790][ T39] br1: port 1(veth1) entered blocking state [ 17.862335][ T39] br1: port 1(veth1) entered forwarding state [ 17.941837][ T342] br1: port 2(veth2) entered blocking state [ 17.942491][ T342] br1: port 2(veth2) entered disabled state [ 17.942783][ T342] veth2: entered allmulticast mode [ 17.944692][ T342] veth2: entered promiscuous mode [ 18.050656][ T40] br1: port 2(veth2) entered blocking state [ 18.051119][ T40] br1: port 2(veth2) entered forwarding state [ 18.182024][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.182839][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.629625][ T25] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 18.742291][ T11] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 18.949936][ T25] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 19.151514][ T358] 8021q: 802.1Q VLAN Support v1.8 [ 19.375028][ T361] br2: port 1(veth4.555) entered blocking state [ 19.375534][ T361] br2: port 1(veth4.555) entered disabled state [ 19.376009][ T361] veth4.555: entered allmulticast mode [ 19.376310][ T361] veth4: entered allmulticast mode [ 19.381007][ T361] veth4.555: entered promiscuous mode [ 19.381400][ T361] veth4: entered promiscuous mode [ 19.382864][ T361] br2: port 1(veth4.555) entered blocking state [ 19.383464][ T361] br2: port 1(veth4.555) entered forwarding state [ 19.525689][ T25] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 21.829570][ C1] ip6_tnl_xmit_ctl: 3 callbacks suppressed [ 21.829982][ C1] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 26.479672][ T394] Mirror/redirect action on [ 29.126486][ C1] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 44.485556][ C1] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 74.181539][ C1] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 77.311955][ T652] br2: port 1(veth4.555) entered disabled state [ 82.855808][ T674] br2: port 1(veth4.555) entered forwarding state [ 93.678023][ T734] br2: port 1(veth4.555) entered disabled state [ 99.243834][ T756] br2: port 1(veth4.555) entered forwarding state [ 105.089378][ T786] [ 105.089603][ T786] ============================================ [ 105.089793][ T786] WARNING: possible recursive locking detected [ 105.089983][ T786] 6.13.0-rc5-virtme #1 Not tainted [ 105.090151][ T786] -------------------------------------------- [ 105.090337][ T786] ip/786 is trying to acquire lock: [ 105.090491][ T786] ffffffff8dfd6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 105.090796][ T786] [ 105.090796][ T786] but task is already holding lock: [ 105.091036][ T786] ffffffff8dfd6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 105.091365][ T786] [ 105.091365][ T786] other info that might help us debug this: [ 105.091590][ T786] Possible unsafe locking scenario: [ 105.091590][ T786] [ 105.091797][ T786] CPU0 [ 105.091905][ T786] ---- [ 105.092015][ T786] lock((netdev_chain).rwsem); [ 105.092192][ T786] lock((netdev_chain).rwsem); [ 105.092385][ T786] [ 105.092385][ T786] *** DEADLOCK *** [ 105.092385][ T786] [ 105.092598][ T786] May be due to missing lock nesting notation [ 105.092598][ T786] [ 105.092817][ T786] 2 locks held by ip/786: [ 105.092929][ T786] #0: ffffffff8dfe7a48 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x228/0xa40 [ 105.093220][ T786] #1: ffffffff8dfd6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 105.093519][ T786] [ 105.093519][ T786] stack backtrace: [ 105.093770][ T786] CPU: 2 UID: 0 PID: 786 Comm: ip Not tainted 6.13.0-rc5-virtme #1 [ 105.093995][ T786] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.094187][ T786] Call Trace: [ 105.094303][ T786] [ 105.094388][ T786] dump_stack_lvl+0x82/0xd0 [ 105.094542][ T786] print_deadlock_bug+0x40a/0x650 [ 105.094728][ T786] validate_chain+0x5bf/0xae0 [ 105.094909][ T786] ? __pfx_validate_chain+0x10/0x10 [ 105.095079][ T786] ? hlock_class+0x4e/0x130 [ 105.095228][ T786] ? mark_lock+0x38/0x3e0 [ 105.095340][ T786] __lock_acquire+0xb9a/0x1680 [ 105.095522][ T786] lock_acquire.part.0+0xeb/0x330 [ 105.095693][ T786] ? blocking_notifier_call_chain+0x50/0x90 [ 105.095915][ T786] ? netconsole_process_cleanups_core+0x2e/0x3d0 [ 105.096138][ T786] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 105.096297][ T786] ? trace_lock_acquire+0x14c/0x1f0 [ 105.096485][ T786] ? lock_acquire+0x32/0xc0 [ 105.096635][ T786] ? blocking_notifier_call_chain+0x50/0x90 [ 105.096872][ T786] down_read+0x9f/0x340 [ 105.096988][ T786] ? blocking_notifier_call_chain+0x50/0x90 [ 105.097203][ T786] ? __pfx_down_read+0x10/0x10 [ 105.097350][ T786] ? __lock_release+0x103/0x460 [ 105.097532][ T786] ? netconsole_netdev_event+0x2c1/0x620 [ 105.097699][ T786] ? __pfx___lock_release+0x10/0x10 [ 105.097870][ T786] blocking_notifier_call_chain+0x50/0x90 [ 105.098097][ T786] __netdev_upper_dev_unlink+0xd9/0x220 [ 105.098278][ T786] ? __pfx___netdev_upper_dev_unlink+0x10/0x10 [ 105.098498][ T786] ? __mutex_unlock_slowpath+0x14a/0x3d0 [ 105.098691][ T786] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 105.098916][ T786] ? rtnl_is_locked+0x15/0x20 [ 105.099112][ T786] netdev_upper_dev_unlink+0x71/0xa0 [ 105.099298][ T786] ? __pfx_netdev_upper_dev_unlink+0x10/0x10 [ 105.099572][ T786] ? netconsole_netdev_event+0x2c1/0x620 [ 105.099806][ T786] ? mutex_is_locked+0x1c/0x60 [ 105.100041][ T786] ? rtnl_is_locked+0x15/0x20 [ 105.100285][ T786] ? netdev_master_upper_dev_get+0x13/0x120 [ 105.100583][ T786] vrf_device_event+0x78/0xe0 [vrf] [ 105.100825][ T786] notifier_call_chain+0xcd/0x150 [ 105.101064][ T786] blocking_notifier_call_chain+0x66/0x90 [ 105.101304][ T786] unregister_netdevice_many_notify+0xa7b/0x1580 [ 105.101600][ T786] ? __lock_release+0x103/0x460 [ 105.101838][ T786] ? __pfx___lock_release+0x10/0x10 [ 105.102079][ T786] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 105.102380][ T786] ? hlock_class+0x4e/0x130 [ 105.102574][ T786] ? mark_held_locks+0x9e/0xe0 [ 105.102721][ T786] ? __pfx_vlan_info_rcu_free+0x10/0x10 [ 105.102872][ T786] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 105.103066][ T786] rtnl_dellink+0x348/0xa40 [ 105.103225][ T786] ? __pfx_rtnl_dellink+0x10/0x10 [ 105.103396][ T786] ? find_held_lock+0x2c/0x110 [ 105.103548][ T786] ? __lock_release+0x103/0x460 [ 105.103694][ T786] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 105.103837][ T786] ? __pfx___lock_release+0x10/0x10 [ 105.103983][ T786] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 105.104144][ T786] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 105.104292][ T786] ? __pfx_rtnl_dellink+0x10/0x10 [ 105.104443][ T786] rtnetlink_rcv_msg+0x712/0xc10 [ 105.104589][ T786] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 105.104736][ T786] ? hlock_class+0x4e/0x130 [ 105.104882][ T786] ? mark_lock+0x38/0x3e0 [ 105.105006][ T786] ? __lock_acquire+0xb9a/0x1680 [ 105.105188][ T786] netlink_rcv_skb+0x130/0x360 [ 105.105337][ T786] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 105.105485][ T786] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 105.105644][ T786] ? netlink_deliver_tap+0x13e/0x340 [ 105.105799][ T786] ? netlink_deliver_tap+0xc3/0x340 [ 105.105946][ T786] netlink_unicast+0x44b/0x710 [ 105.106125][ T786] ? __pfx_netlink_unicast+0x10/0x10 [ 105.106310][ T786] ? find_held_lock+0x2c/0x110 [ 105.106461][ T786] netlink_sendmsg+0x723/0xbe0 [ 105.106611][ T786] ? __pfx_netlink_sendmsg+0x10/0x10 [ 105.106770][ T786] ____sys_sendmsg+0x7ac/0xa10 [ 105.106917][ T786] ? __pfx_____sys_sendmsg+0x10/0x10 [ 105.107069][ T786] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 105.107258][ T786] ___sys_sendmsg+0xee/0x170 [ 105.107409][ T786] ? __pfx____sys_sendmsg+0x10/0x10 [ 105.107556][ T786] ? kasan_save_stack+0x34/0x50 [ 105.107705][ T786] ? kasan_save_stack+0x24/0x50 [ 105.107859][ T786] ? __kasan_record_aux_stack+0x8e/0xa0 [ 105.108007][ T786] ? __call_rcu_common.constprop.0+0xa1/0x4b0 [ 105.108204][ T786] ? __x64_sys_close+0x7c/0xd0 [ 105.108352][ T786] ? do_syscall_64+0xc1/0x1d0 [ 105.108503][ T786] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 105.108686][ T786] ? __lock_acquire+0xb9a/0x1680 [ 105.108833][ T786] ? find_held_lock+0x2c/0x110 [ 105.108990][ T786] ? __lock_release+0x103/0x460 [ 105.109169][ T786] ? __virt_addr_valid+0x22b/0x430 [ 105.109317][ T786] ? __pfx___lock_release+0x10/0x10 [ 105.109463][ T786] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 105.109611][ T786] __sys_sendmsg+0x109/0x1a0 [ 105.109761][ T786] ? __pfx___sys_sendmsg+0x10/0x10 [ 105.109904][ T786] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 105.110132][ T786] do_syscall_64+0xc1/0x1d0 [ 105.110285][ T786] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 105.110481][ T786] RIP: 0033:0x7f67771849a7 [ 105.110640][ T786] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 [ 105.111251][ T786] RSP: 002b:00007fffd04834a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 105.111519][ T786] RAX: ffffffffffffffda RBX: 00007fffd0483bd0 RCX: 00007f67771849a7 [ 105.111744][ T786] RDX: 0000000000000000 RSI: 00007fffd0483510 RDI: 0000000000000005 [ 105.111967][ T786] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 105.112211][ T786] R10: 00007f6777042ef8 R11: 0000000000000246 R12: 0000000000000002 [ 105.112433][ T786] R13: 00000000677929e5 R14: 0000000000498600 R15: 0000000000000000 [ 105.112658][ T786] [ 105.209654][ T787] veth4.555: left allmulticast mode [ 105.209968][ T787] veth4: left allmulticast mode [ 105.210229][ T787] veth4.555: left promiscuous mode [ 105.211644][ T787] veth4: left promiscuous mode [ 105.212318][ T787] br2: port 1(veth4.555) entered disabled state [ 105.714326][ T794] br1: port 1(veth1) entered disabled state [ 105.771205][ T795] br1: port 2(veth2) entered disabled state [ 105.835204][ T796] veth2: left allmulticast mode [ 105.835473][ T796] veth2: left promiscuous mode [ 105.835766][ T796] br1: port 2(veth2) entered disabled state [ 105.836800][ T796] veth1: left allmulticast mode [ 105.836985][ T796] veth1: left promiscuous mode [ 105.837251][ T796] br1: port 1(veth1) entered disabled state