[ 14.628917][ T315] gre: GRE over IPv4 demultiplexor driver [ 14.643064][ T315] ip_gre: GRE over IPv4 tunneling driver [ 14.985301][ T321] ip (321) used greatest stack depth: 23648 bytes left [ 15.361075][ T325] GACT probability NOT on [ 15.567707][ T327] ip6_gre: GRE over IPv6 tunneling driver [ 15.726445][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 15.828386][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.091370][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.115345][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.703231][ T341] br1: port 1(veth1) entered blocking state [ 16.703628][ T341] br1: port 1(veth1) entered disabled state [ 16.704006][ T341] veth1: entered allmulticast mode [ 16.706037][ T341] veth1: entered promiscuous mode [ 16.783730][ T37] br1: port 1(veth1) entered blocking state [ 16.784163][ T37] br1: port 1(veth1) entered forwarding state [ 16.858103][ T344] br1: port 2(veth2) entered blocking state [ 16.858395][ T344] br1: port 2(veth2) entered disabled state [ 16.858703][ T344] veth2: entered allmulticast mode [ 16.861044][ T344] veth2: entered promiscuous mode [ 16.968123][ T40] br1: port 2(veth2) entered blocking state [ 16.968621][ T40] br1: port 2(veth2) entered forwarding state [ 17.155526][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.156441][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.411355][ T62] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.447370][ T68] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 18.051442][ T11] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 18.195383][ T68] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 20.931751][ C2] ip6_tnl_xmit_ctl: 7 callbacks suppressed [ 20.932281][ C2] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 24.344487][ T386] Mirror/redirect action on [ 29.123273][ C2] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 38.963117][ T481] br1: port 1(veth1) entered disabled state [ 39.044430][ T482] br1: port 2(veth2) entered disabled state [ 39.123935][ T483] veth2: left allmulticast mode [ 39.124184][ T483] veth2: left promiscuous mode [ 39.124572][ T483] br1: port 2(veth2) entered disabled state [ 39.126498][ T483] veth1: left allmulticast mode [ 39.126691][ T483] veth1: left promiscuous mode [ 39.127007][ T483] br1: port 1(veth1) entered disabled state [ 39.194223][ T483] ip (483) used greatest stack depth: 23592 bytes left [ 39.423352][ T485] [ 39.423535][ T485] ============================================ [ 39.423749][ T485] WARNING: possible recursive locking detected [ 39.423976][ T485] 6.13.0-rc5-virtme #1 Not tainted [ 39.424150][ T485] -------------------------------------------- [ 39.424438][ T485] ip/485 is trying to acquire lock: [ 39.424610][ T485] ffffffffb47d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 39.424952][ T485] [ 39.424952][ T485] but task is already holding lock: [ 39.425196][ T485] ffffffffb47d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 39.425523][ T485] [ 39.425523][ T485] other info that might help us debug this: [ 39.425769][ T485] Possible unsafe locking scenario: [ 39.425769][ T485] [ 39.426025][ T485] CPU0 [ 39.426163][ T485] ---- [ 39.426286][ T485] lock((netdev_chain).rwsem); [ 39.426451][ T485] lock((netdev_chain).rwsem); [ 39.426611][ T485] [ 39.426611][ T485] *** DEADLOCK *** [ 39.426611][ T485] [ 39.426846][ T485] May be due to missing lock nesting notation [ 39.426846][ T485] [ 39.427092][ T485] 2 locks held by ip/485: [ 39.427221][ T485] #0: ffffffffb47e7a48 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x228/0xa40 [ 39.427529][ T485] #1: ffffffffb47d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 39.427863][ T485] [ 39.427863][ T485] stack backtrace: [ 39.428068][ T485] CPU: 3 UID: 0 PID: 485 Comm: ip Not tainted 6.13.0-rc5-virtme #1 [ 39.428328][ T485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.428529][ T485] Call Trace: [ 39.428660][ T485] [ 39.428749][ T485] dump_stack_lvl+0x82/0xd0 [ 39.428927][ T485] print_deadlock_bug+0x40a/0x650 [ 39.429101][ T485] validate_chain+0x5bf/0xae0 [ 39.429266][ T485] ? __pfx_validate_chain+0x10/0x10 [ 39.429439][ T485] ? hlock_class+0x4e/0x130 [ 39.429613][ T485] ? mark_lock+0x38/0x3e0 [ 39.429745][ T485] __lock_acquire+0xb9a/0x1680 [ 39.429896][ T485] lock_acquire.part.0+0xeb/0x330 [ 39.430045][ T485] ? blocking_notifier_call_chain+0x50/0x90 [ 39.430229][ T485] ? netconsole_process_cleanups_core+0x2e/0x3d0 [ 39.430418][ T485] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 39.430573][ T485] ? trace_lock_acquire+0x14c/0x1f0 [ 39.430727][ T485] ? lock_acquire+0x32/0xc0 [ 39.430879][ T485] ? blocking_notifier_call_chain+0x50/0x90 [ 39.431071][ T485] down_read+0x9f/0x340 [ 39.431185][ T485] ? blocking_notifier_call_chain+0x50/0x90 [ 39.431379][ T485] ? __pfx_down_read+0x10/0x10 [ 39.431536][ T485] ? __lock_release+0x103/0x460 [ 39.431683][ T485] ? netconsole_netdev_event+0x2c1/0x620 [ 39.431835][ T485] ? __pfx___lock_release+0x10/0x10 [ 39.431985][ T485] blocking_notifier_call_chain+0x50/0x90 [ 39.432132][ T485] __netdev_upper_dev_unlink+0xd9/0x220 [ 39.432284][ T485] ? __pfx___netdev_upper_dev_unlink+0x10/0x10 [ 39.432467][ T485] ? __mutex_unlock_slowpath+0x14a/0x3d0 [ 39.432616][ T485] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 39.432808][ T485] ? rtnl_is_locked+0x15/0x20 [ 39.432958][ T485] netdev_upper_dev_unlink+0x71/0xa0 [ 39.433106][ T485] ? __pfx_netdev_upper_dev_unlink+0x10/0x10 [ 39.433291][ T485] ? netconsole_netdev_event+0x2c1/0x620 [ 39.433437][ T485] ? mutex_is_locked+0x1c/0x60 [ 39.433583][ T485] ? rtnl_is_locked+0x15/0x20 [ 39.433730][ T485] ? netdev_master_upper_dev_get+0x13/0x120 [ 39.433917][ T485] vrf_device_event+0x78/0xe0 [vrf] [ 39.434067][ T485] notifier_call_chain+0xcd/0x150 [ 39.434232][ T485] blocking_notifier_call_chain+0x66/0x90 [ 39.434381][ T485] unregister_netdevice_many_notify+0xa7b/0x1580 [ 39.434565][ T485] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 39.434748][ T485] ? rtnl_dellink+0x228/0xa40 [ 39.434895][ T485] ? sock_def_readable+0x11e/0x300 [ 39.435051][ T485] ? __pfx___mutex_lock+0x10/0x10 [ 39.435200][ T485] ? rtnl_is_locked+0x15/0x20 [ 39.435345][ T485] ? unregister_netdevice_queue+0x70/0x410 [ 39.435530][ T485] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 39.435716][ T485] ? __nla_validate_parse+0x48/0x3d0 [ 39.435865][ T485] rtnl_dellink+0x348/0xa40 [ 39.436014][ T485] ? __pfx_rtnl_dellink+0x10/0x10 [ 39.436182][ T485] ? find_held_lock+0x2c/0x110 [ 39.436331][ T485] ? __lock_release+0x103/0x460 [ 39.436478][ T485] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 39.436624][ T485] ? __pfx___lock_release+0x10/0x10 [ 39.436772][ T485] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 39.436921][ T485] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 39.437068][ T485] ? __pfx_rtnl_dellink+0x10/0x10 [ 39.437220][ T485] rtnetlink_rcv_msg+0x712/0xc10 [ 39.437368][ T485] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 39.437513][ T485] ? hlock_class+0x4e/0x130 [ 39.437657][ T485] ? mark_lock+0x38/0x3e0 [ 39.437771][ T485] ? __lock_acquire+0xb9a/0x1680 [ 39.437920][ T485] netlink_rcv_skb+0x130/0x360 [ 39.438066][ T485] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 39.438213][ T485] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 39.438365][ T485] ? netlink_deliver_tap+0x13e/0x340 [ 39.438514][ T485] ? netlink_deliver_tap+0xc3/0x340 [ 39.438662][ T485] netlink_unicast+0x44b/0x710 [ 39.438808][ T485] ? __pfx_netlink_unicast+0x10/0x10 [ 39.438963][ T485] ? find_held_lock+0x2c/0x110 [ 39.439126][ T485] netlink_sendmsg+0x723/0xbe0 [ 39.439279][ T485] ? __pfx_netlink_sendmsg+0x10/0x10 [ 39.439436][ T485] ____sys_sendmsg+0x7ac/0xa10 [ 39.439582][ T485] ? __pfx_____sys_sendmsg+0x10/0x10 [ 39.439737][ T485] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 39.439928][ T485] ___sys_sendmsg+0xee/0x170 [ 39.440081][ T485] ? __pfx____sys_sendmsg+0x10/0x10 [ 39.440232][ T485] ? kasan_save_stack+0x34/0x50 [ 39.440381][ T485] ? kasan_save_stack+0x24/0x50 [ 39.440540][ T485] ? __kasan_record_aux_stack+0x8e/0xa0 [ 39.440695][ T485] ? __call_rcu_common.constprop.0+0xa1/0x4b0 [ 39.440877][ T485] ? __x64_sys_close+0x7c/0xd0 [ 39.441029][ T485] ? do_syscall_64+0xc1/0x1d0 [ 39.441176][ T485] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.441378][ T485] ? __lock_acquire+0xb9a/0x1680 [ 39.441545][ T485] ? find_held_lock+0x2c/0x110 [ 39.441702][ T485] ? __lock_release+0x103/0x460 [ 39.441848][ T485] ? __virt_addr_valid+0x22b/0x430 [ 39.442009][ T485] ? __pfx___lock_release+0x10/0x10 [ 39.442163][ T485] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 39.442312][ T485] __sys_sendmsg+0x109/0x1a0 [ 39.442465][ T485] ? __pfx___sys_sendmsg+0x10/0x10 [ 39.442614][ T485] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 39.442812][ T485] do_syscall_64+0xc1/0x1d0 [ 39.442966][ T485] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.443151][ T485] RIP: 0033:0x7fbfbcf569a7 [ 39.443306][ T485] 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 [ 39.443844][ T485] RSP: 002b:00007ffd3a9182e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 39.444122][ T485] RAX: ffffffffffffffda RBX: 00007ffd3a918a10 RCX: 00007fbfbcf569a7 [ 39.444385][ T485] RDX: 0000000000000000 RSI: 00007ffd3a918350 RDI: 0000000000000005 [ 39.444626][ T485] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 39.444883][ T485] R10: 00007fbfbce14ef8 R11: 0000000000000246 R12: 0000000000000002 [ 39.445132][ T485] R13: 0000000067792bae R14: 0000000000498600 R15: 0000000000000000 [ 39.445386][ T485]