[ 15.038787][ T312] gre: GRE over IPv4 demultiplexor driver [ 15.056406][ T312] ip_gre: GRE over IPv4 tunneling driver [ 15.418864][ T318] ip (318) used greatest stack depth: 23648 bytes left [ 15.798521][ T322] GACT probability NOT on [ 16.033884][ T325] ip6_gre: GRE over IPv6 tunneling driver [ 16.202507][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.332392][ T323] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.042007][ T66] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.105401][ T323] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.222955][ T339] br1: port 1(veth1) entered blocking state [ 17.223501][ T339] br1: port 1(veth1) entered disabled state [ 17.223953][ T339] veth1: entered allmulticast mode [ 17.226219][ T339] veth1: entered promiscuous mode [ 17.307655][ T37] br1: port 1(veth1) entered blocking state [ 17.308046][ T37] br1: port 1(veth1) entered forwarding state [ 17.390098][ T341] br1: port 2(veth2) entered blocking state [ 17.390468][ T341] br1: port 2(veth2) entered disabled state [ 17.390800][ T341] veth2: entered allmulticast mode [ 17.393967][ T341] veth2: entered promiscuous mode [ 17.487678][ T45] br1: port 2(veth2) entered blocking state [ 17.488115][ T45] br1: port 2(veth2) entered forwarding state [ 17.898803][ T347] ip (347) used greatest stack depth: 23544 bytes left [ 17.990413][ T30] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 18.065609][ T66] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.066823][ T66] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.152982][ T66] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 18.161197][ T351] 8021q: 802.1Q VLAN Support v1.8 [ 18.281365][ T30] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 19.088367][ T323] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 22.480612][ C1] ip6_tnl_xmit_ctl: 2 callbacks suppressed [ 22.481307][ C1] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 25.161776][ T386] Mirror/redirect action on [ 30.672592][ C1] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 43.516477][ T480] [ 43.516684][ T480] ============================================ [ 43.516908][ T480] WARNING: possible recursive locking detected [ 43.517087][ T480] 6.13.0-rc5-virtme #1 Not tainted [ 43.517239][ T480] -------------------------------------------- [ 43.517428][ T480] ip/480 is trying to acquire lock: [ 43.517588][ T480] ffffffffae3d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 43.517925][ T480] [ 43.517925][ T480] but task is already holding lock: [ 43.518148][ T480] ffffffffae3d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 43.518453][ T480] [ 43.518453][ T480] other info that might help us debug this: [ 43.518665][ T480] Possible unsafe locking scenario: [ 43.518665][ T480] [ 43.518884][ T480] CPU0 [ 43.519001][ T480] ---- [ 43.519110][ T480] lock((netdev_chain).rwsem); [ 43.519276][ T480] lock((netdev_chain).rwsem); [ 43.519427][ T480] [ 43.519427][ T480] *** DEADLOCK *** [ 43.519427][ T480] [ 43.519653][ T480] May be due to missing lock nesting notation [ 43.519653][ T480] [ 43.519863][ T480] 2 locks held by ip/480: [ 43.519986][ T480] #0: ffffffffae3e7a48 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x228/0xa40 [ 43.520274][ T480] #1: ffffffffae3d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 43.520571][ T480] [ 43.520571][ T480] stack backtrace: [ 43.520751][ T480] CPU: 3 UID: 0 PID: 480 Comm: ip Not tainted 6.13.0-rc5-virtme #1 [ 43.520973][ T480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.521162][ T480] Call Trace: [ 43.521275][ T480] [ 43.521353][ T480] dump_stack_lvl+0x82/0xd0 [ 43.521509][ T480] print_deadlock_bug+0x40a/0x650 [ 43.521657][ T480] validate_chain+0x5bf/0xae0 [ 43.521818][ T480] ? __pfx_validate_chain+0x10/0x10 [ 43.521969][ T480] ? hlock_class+0x4e/0x130 [ 43.522126][ T480] ? mark_lock+0x38/0x3e0 [ 43.522244][ T480] __lock_acquire+0xb9a/0x1680 [ 43.522391][ T480] lock_acquire.part.0+0xeb/0x330 [ 43.522537][ T480] ? blocking_notifier_call_chain+0x50/0x90 [ 43.522720][ T480] ? netconsole_process_cleanups_core+0x2e/0x3d0 [ 43.522918][ T480] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 43.523076][ T480] ? trace_lock_acquire+0x14c/0x1f0 [ 43.523227][ T480] ? lock_acquire+0x32/0xc0 [ 43.523385][ T480] ? blocking_notifier_call_chain+0x50/0x90 [ 43.523569][ T480] down_read+0x9f/0x340 [ 43.523681][ T480] ? blocking_notifier_call_chain+0x50/0x90 [ 43.523865][ T480] ? __pfx_down_read+0x10/0x10 [ 43.524022][ T480] ? __lock_release+0x103/0x460 [ 43.524167][ T480] ? netconsole_netdev_event+0x2c1/0x620 [ 43.524326][ T480] ? __pfx___lock_release+0x10/0x10 [ 43.524487][ T480] blocking_notifier_call_chain+0x50/0x90 [ 43.524635][ T480] __netdev_upper_dev_unlink+0xd9/0x220 [ 43.524784][ T480] ? __pfx___netdev_upper_dev_unlink+0x10/0x10 [ 43.524963][ T480] ? __mutex_unlock_slowpath+0x14a/0x3d0 [ 43.525113][ T480] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 43.525305][ T480] ? rtnl_is_locked+0x15/0x20 [ 43.525465][ T480] netdev_upper_dev_unlink+0x71/0xa0 [ 43.525615][ T480] ? __pfx_netdev_upper_dev_unlink+0x10/0x10 [ 43.525819][ T480] ? netconsole_netdev_event+0x2c1/0x620 [ 43.525978][ T480] ? mutex_is_locked+0x1c/0x60 [ 43.526135][ T480] ? rtnl_is_locked+0x15/0x20 [ 43.526293][ T480] ? netdev_master_upper_dev_get+0x13/0x120 [ 43.526473][ T480] vrf_device_event+0x78/0xe0 [vrf] [ 43.526625][ T480] notifier_call_chain+0xcd/0x150 [ 43.526771][ T480] blocking_notifier_call_chain+0x66/0x90 [ 43.526921][ T480] unregister_netdevice_many_notify+0xa7b/0x1580 [ 43.527112][ T480] ? __lock_release+0x103/0x460 [ 43.527259][ T480] ? __pfx___lock_release+0x10/0x10 [ 43.527405][ T480] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 43.527589][ T480] ? hlock_class+0x4e/0x130 [ 43.527750][ T480] ? mark_held_locks+0x9e/0xe0 [ 43.527909][ T480] ? __pfx_vlan_info_rcu_free+0x10/0x10 [ 43.528061][ T480] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 43.528253][ T480] rtnl_dellink+0x348/0xa40 [ 43.528403][ T480] ? __pfx_rtnl_dellink+0x10/0x10 [ 43.528564][ T480] ? find_held_lock+0x2c/0x110 [ 43.528722][ T480] ? __lock_release+0x103/0x460 [ 43.528870][ T480] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 43.529031][ T480] ? __pfx___lock_release+0x10/0x10 [ 43.529179][ T480] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 43.529343][ T480] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 43.529488][ T480] ? __pfx_rtnl_dellink+0x10/0x10 [ 43.529634][ T480] rtnetlink_rcv_msg+0x712/0xc10 [ 43.529789][ T480] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 43.529943][ T480] ? hlock_class+0x4e/0x130 [ 43.530089][ T480] ? mark_lock+0x38/0x3e0 [ 43.530210][ T480] ? __lock_acquire+0xb9a/0x1680 [ 43.530360][ T480] netlink_rcv_skb+0x130/0x360 [ 43.530513][ T480] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 43.530659][ T480] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 43.530820][ T480] ? netlink_deliver_tap+0x13e/0x340 [ 43.530980][ T480] ? netlink_deliver_tap+0xc3/0x340 [ 43.531134][ T480] netlink_unicast+0x44b/0x710 [ 43.531298][ T480] ? __pfx_netlink_unicast+0x10/0x10 [ 43.531456][ T480] ? find_held_lock+0x2c/0x110 [ 43.531604][ T480] netlink_sendmsg+0x723/0xbe0 [ 43.531752][ T480] ? __pfx_netlink_sendmsg+0x10/0x10 [ 43.531905][ T480] ____sys_sendmsg+0x7ac/0xa10 [ 43.532063][ T480] ? __pfx_____sys_sendmsg+0x10/0x10 [ 43.532218][ T480] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 43.532421][ T480] ___sys_sendmsg+0xee/0x170 [ 43.532580][ T480] ? __pfx____sys_sendmsg+0x10/0x10 [ 43.532726][ T480] ? kasan_save_stack+0x34/0x50 [ 43.532873][ T480] ? kasan_save_stack+0x24/0x50 [ 43.533020][ T480] ? __kasan_record_aux_stack+0x8e/0xa0 [ 43.533177][ T480] ? __call_rcu_common.constprop.0+0xa1/0x4b0 [ 43.533382][ T480] ? __x64_sys_close+0x7c/0xd0 [ 43.533532][ T480] ? do_syscall_64+0xc1/0x1d0 [ 43.533682][ T480] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.533865][ T480] ? __lock_acquire+0xb9a/0x1680 [ 43.534012][ T480] ? find_held_lock+0x2c/0x110 [ 43.534169][ T480] ? __lock_release+0x103/0x460 [ 43.534329][ T480] ? __virt_addr_valid+0x22b/0x430 [ 43.534493][ T480] ? __pfx___lock_release+0x10/0x10 [ 43.534649][ T480] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 43.534808][ T480] __sys_sendmsg+0x109/0x1a0 [ 43.534956][ T480] ? __pfx___sys_sendmsg+0x10/0x10 [ 43.535101][ T480] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 43.535297][ T480] do_syscall_64+0xc1/0x1d0 [ 43.535457][ T480] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.535651][ T480] RIP: 0033:0x7fc27d2a59a7 [ 43.535814][ T480] 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 [ 43.536339][ T480] RSP: 002b:00007ffff8263c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 43.536574][ T480] RAX: ffffffffffffffda RBX: 00007ffff8264390 RCX: 00007fc27d2a59a7 [ 43.536801][ T480] RDX: 0000000000000000 RSI: 00007ffff8263cd0 RDI: 0000000000000005 [ 43.537034][ T480] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 43.537265][ T480] R10: 00007fc27d163ef8 R11: 0000000000000246 R12: 0000000000000002 [ 43.537485][ T480] R13: 0000000067790477 R14: 0000000000498600 R15: 0000000000000000 [ 43.537709][ T480] [ 43.990387][ T487] br1: port 1(veth1) entered disabled state [ 44.053862][ T488] br1: port 2(veth2) entered disabled state [ 44.119708][ T489] veth2: left allmulticast mode [ 44.119929][ T489] veth2: left promiscuous mode [ 44.120224][ T489] br1: port 2(veth2) entered disabled state [ 44.121245][ T489] veth1: left allmulticast mode [ 44.121428][ T489] veth1: left promiscuous mode [ 44.121698][ T489] br1: port 1(veth1) entered disabled state