[ 11.169899][ T249] ip (249) used greatest stack depth: 24256 bytes left [ 15.081580][ T313] gre: GRE over IPv4 demultiplexor driver [ 15.100440][ T313] ip_gre: GRE over IPv4 tunneling driver [ 15.410076][ T319] ip (319) used greatest stack depth: 23816 bytes left [ 15.922737][ T324] GACT probability NOT on [ 16.119362][ T326] ip6_gre: GRE over IPv6 tunneling driver [ 16.307594][ T278] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.405748][ T54] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.193383][ T339] br1: port 1(veth1) entered blocking state [ 17.193819][ T339] br1: port 1(veth1) entered disabled state [ 17.194187][ T339] veth1: entered allmulticast mode [ 17.196192][ T339] veth1: entered promiscuous mode [ 17.283099][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.291906][ T39] br1: port 1(veth1) entered blocking state [ 17.292305][ T39] br1: port 1(veth1) entered forwarding state [ 17.370006][ T341] br1: port 2(veth2) entered blocking state [ 17.370297][ T341] br1: port 2(veth2) entered disabled state [ 17.370561][ T341] veth2: entered allmulticast mode [ 17.372442][ T341] veth2: entered promiscuous mode [ 17.410475][ T8] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.449089][ T39] br1: port 2(veth2) entered blocking state [ 17.449386][ T39] br1: port 2(veth2) entered forwarding state [ 18.306621][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.307450][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 19.202716][ T54] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 19.527670][ T278] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 19.621627][ T278] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 19.654502][ T11] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 22.466482][ C3] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 25.795629][ T395] Mirror/redirect action on [ 31.170991][ C3] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 48.066508][ C3] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 62.437490][ T586] ip (586) used greatest stack depth: 23064 bytes left [ 63.790199][ T600] br1: port 1(veth1) entered disabled state [ 63.883492][ T601] br1: port 2(veth2) entered disabled state [ 63.960828][ T602] veth2: left allmulticast mode [ 63.961090][ T602] veth2: left promiscuous mode [ 63.961443][ T602] br1: port 2(veth2) entered disabled state [ 63.963762][ T602] veth1: left allmulticast mode [ 63.963994][ T602] veth1: left promiscuous mode [ 63.964331][ T602] br1: port 1(veth1) entered disabled state [ 64.155329][ T603] [ 64.155542][ T603] ============================================ [ 64.155876][ T603] WARNING: possible recursive locking detected [ 64.156193][ T603] 6.13.0-rc5-virtme #1 Not tainted [ 64.156453][ T603] -------------------------------------------- [ 64.156780][ T603] ip/603 is trying to acquire lock: [ 64.157025][ T603] ffffffff9c5d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 64.157522][ T603] [ 64.157522][ T603] but task is already holding lock: [ 64.157878][ T603] ffffffff9c5d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 64.158387][ T603] [ 64.158387][ T603] other info that might help us debug this: [ 64.158743][ T603] Possible unsafe locking scenario: [ 64.158743][ T603] [ 64.159098][ T603] CPU0 [ 64.159280][ T603] ---- [ 64.159466][ T603] lock((netdev_chain).rwsem); [ 64.159714][ T603] lock((netdev_chain).rwsem); [ 64.159962][ T603] [ 64.159962][ T603] *** DEADLOCK *** [ 64.159962][ T603] [ 64.160336][ T603] May be due to missing lock nesting notation [ 64.160336][ T603] [ 64.160694][ T603] 2 locks held by ip/603: [ 64.160887][ T603] #0: ffffffff9c5e7a48 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x228/0xa40 [ 64.161346][ T603] #1: ffffffff9c5d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 64.161823][ T603] [ 64.161823][ T603] stack backtrace: [ 64.162128][ T603] CPU: 3 UID: 0 PID: 603 Comm: ip Not tainted 6.13.0-rc5-virtme #1 [ 64.162500][ T603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.162792][ T603] Call Trace: [ 64.162984][ T603] [ 64.163121][ T603] dump_stack_lvl+0x82/0xd0 [ 64.163375][ T603] print_deadlock_bug+0x40a/0x650 [ 64.163635][ T603] validate_chain+0x5bf/0xae0 [ 64.163888][ T603] ? __pfx_validate_chain+0x10/0x10 [ 64.164147][ T603] ? hlock_class+0x4e/0x130 [ 64.164394][ T603] ? mark_lock+0x38/0x3e0 [ 64.164582][ T603] __lock_acquire+0xb9a/0x1680 [ 64.164834][ T603] lock_acquire.part.0+0xeb/0x330 [ 64.165079][ T603] ? blocking_notifier_call_chain+0x50/0x90 [ 64.165392][ T603] ? netconsole_process_cleanups_core+0x2e/0x3d0 [ 64.165690][ T603] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 64.165933][ T603] ? trace_lock_acquire+0x14c/0x1f0 [ 64.166294][ T603] ? lock_acquire+0x32/0xc0 [ 64.166530][ T603] ? blocking_notifier_call_chain+0x50/0x90 [ 64.166821][ T603] down_read+0x9f/0x340 [ 64.167000][ T603] ? blocking_notifier_call_chain+0x50/0x90 [ 64.167295][ T603] ? __pfx_down_read+0x10/0x10 [ 64.167538][ T603] ? __lock_release+0x103/0x460 [ 64.167776][ T603] ? netconsole_netdev_event+0x2c1/0x620 [ 64.168013][ T603] ? __pfx___lock_release+0x10/0x10 [ 64.168252][ T603] blocking_notifier_call_chain+0x50/0x90 [ 64.168496][ T603] __netdev_upper_dev_unlink+0xd9/0x220 [ 64.168723][ T603] ? __pfx___netdev_upper_dev_unlink+0x10/0x10 [ 64.169025][ T603] ? __mutex_unlock_slowpath+0x14a/0x3d0 [ 64.169255][ T603] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 64.169550][ T603] ? rtnl_is_locked+0x15/0x20 [ 64.169785][ T603] netdev_upper_dev_unlink+0x71/0xa0 [ 64.170019][ T603] ? __pfx_netdev_upper_dev_unlink+0x10/0x10 [ 64.170305][ T603] ? netconsole_netdev_event+0x2c1/0x620 [ 64.170540][ T603] ? mutex_is_locked+0x1c/0x60 [ 64.170782][ T603] ? rtnl_is_locked+0x15/0x20 [ 64.171009][ T603] ? netdev_master_upper_dev_get+0x13/0x120 [ 64.171295][ T603] vrf_device_event+0x78/0xe0 [vrf] [ 64.171529][ T603] notifier_call_chain+0xcd/0x150 [ 64.171770][ T603] blocking_notifier_call_chain+0x66/0x90 [ 64.172009][ T603] unregister_netdevice_many_notify+0xa7b/0x1580 [ 64.172302][ T603] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 64.172594][ T603] ? rtnl_dellink+0x228/0xa40 [ 64.172832][ T603] ? sock_def_readable+0x11e/0x300 [ 64.173067][ T603] ? __pfx___mutex_lock+0x10/0x10 [ 64.173303][ T603] ? rtnl_is_locked+0x15/0x20 [ 64.173533][ T603] ? unregister_netdevice_queue+0x70/0x410 [ 64.173825][ T603] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 64.174114][ T603] ? __nla_validate_parse+0x48/0x3d0 [ 64.174363][ T603] rtnl_dellink+0x348/0xa40 [ 64.174597][ T603] ? __pfx_rtnl_dellink+0x10/0x10 [ 64.174856][ T603] ? find_held_lock+0x2c/0x110 [ 64.175095][ T603] ? __lock_release+0x103/0x460 [ 64.175330][ T603] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 64.175561][ T603] ? __pfx___lock_release+0x10/0x10 [ 64.175798][ T603] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 64.176043][ T603] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 64.176286][ T603] ? __pfx_rtnl_dellink+0x10/0x10 [ 64.176522][ T603] rtnetlink_rcv_msg+0x712/0xc10 [ 64.176760][ T603] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.176991][ T603] ? hlock_class+0x4e/0x130 [ 64.177227][ T603] ? mark_lock+0x38/0x3e0 [ 64.177410][ T603] ? __lock_acquire+0xb9a/0x1680 [ 64.177652][ T603] netlink_rcv_skb+0x130/0x360 [ 64.177882][ T603] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.178118][ T603] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 64.178350][ T603] ? netlink_deliver_tap+0x13e/0x340 [ 64.178587][ T603] ? netlink_deliver_tap+0xc3/0x340 [ 64.178823][ T603] netlink_unicast+0x44b/0x710 [ 64.179056][ T603] ? __pfx_netlink_unicast+0x10/0x10 [ 64.179293][ T603] ? find_held_lock+0x2c/0x110 [ 64.179531][ T603] netlink_sendmsg+0x723/0xbe0 [ 64.179768][ T603] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.180005][ T603] ____sys_sendmsg+0x7ac/0xa10 [ 64.180236][ T603] ? __pfx_____sys_sendmsg+0x10/0x10 [ 64.180468][ T603] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 64.180760][ T603] ___sys_sendmsg+0xee/0x170 [ 64.181002][ T603] ? __pfx____sys_sendmsg+0x10/0x10 [ 64.181229][ T603] ? kasan_save_stack+0x34/0x50 [ 64.181461][ T603] ? kasan_save_stack+0x24/0x50 [ 64.181690][ T603] ? __kasan_record_aux_stack+0x8e/0xa0 [ 64.181916][ T603] ? __call_rcu_common.constprop.0+0xa1/0x4b0 [ 64.182207][ T603] ? __x64_sys_close+0x7c/0xd0 [ 64.182437][ T603] ? do_syscall_64+0xc1/0x1d0 [ 64.182668][ T603] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.182963][ T603] ? __lock_acquire+0xb9a/0x1680 [ 64.183197][ T603] ? find_held_lock+0x2c/0x110 [ 64.183430][ T603] ? __lock_release+0x103/0x460 [ 64.183658][ T603] ? __virt_addr_valid+0x22b/0x430 [ 64.183894][ T603] ? __pfx___lock_release+0x10/0x10 [ 64.184130][ T603] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 64.184366][ T603] __sys_sendmsg+0x109/0x1a0 [ 64.184604][ T603] ? __pfx___sys_sendmsg+0x10/0x10 [ 64.184833][ T603] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 64.185121][ T603] do_syscall_64+0xc1/0x1d0 [ 64.185356][ T603] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.185648][ T603] RIP: 0033:0x7fae682db9a7 [ 64.185893][ T603] 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 [ 64.186714][ T603] RSP: 002b:00007ffe973fb308 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.187069][ T603] RAX: ffffffffffffffda RBX: 00007ffe973fba30 RCX: 00007fae682db9a7 [ 64.187416][ T603] RDX: 0000000000000000 RSI: 00007ffe973fb370 RDI: 0000000000000005 [ 64.187773][ T603] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 64.188124][ T603] R10: 00007fae68199ef8 R11: 0000000000000246 R12: 0000000000000002 [ 64.188468][ T603] R13: 000000006779537f R14: 0000000000498600 R15: 0000000000000000 [ 64.188823][ T603]