[ 11.144440][ T249] ip (249) used greatest stack depth: 24368 bytes left [ 15.333842][ T316] gre: GRE over IPv4 demultiplexor driver [ 15.353691][ T316] ip_gre: GRE over IPv4 tunneling driver [ 15.692799][ T322] ip (322) used greatest stack depth: 23648 bytes left [ 16.053015][ T326] GACT probability NOT on [ 16.261782][ T329] ip6_gre: GRE over IPv6 tunneling driver [ 16.419631][ T56] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.532516][ T56] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.899548][ T56] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.004529][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.460702][ T344] br1: port 1(veth1) entered blocking state [ 17.461123][ T344] br1: port 1(veth1) entered disabled state [ 17.461695][ T344] veth1: entered allmulticast mode [ 17.463932][ T344] veth1: entered promiscuous mode [ 17.549878][ T40] br1: port 1(veth1) entered blocking state [ 17.550355][ T40] br1: port 1(veth1) entered forwarding state [ 17.616061][ T346] br1: port 2(veth2) entered blocking state [ 17.616770][ T346] br1: port 2(veth2) entered disabled state [ 17.617062][ T346] veth2: entered allmulticast mode [ 17.618946][ T346] veth2: entered promiscuous mode [ 17.710099][ T55] br1: port 2(veth2) entered blocking state [ 17.710577][ T55] br1: port 2(veth2) entered forwarding state [ 18.059801][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.060548][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.187497][ T56] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 18.315753][ T50] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.891616][ T50] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 18.920465][ T50] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 22.475528][ C0] ip6_tnl_xmit_ctl: 6 callbacks suppressed [ 22.476038][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 25.137257][ T388] Mirror/redirect action on [ 31.179610][ C2] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 40.218322][ T483] br1: port 1(veth1) entered disabled state [ 40.305999][ T484] br1: port 2(veth2) entered disabled state [ 40.380171][ T485] veth2: left allmulticast mode [ 40.380512][ T485] veth2: left promiscuous mode [ 40.380832][ T485] br1: port 2(veth2) entered disabled state [ 40.383230][ T485] veth1: left allmulticast mode [ 40.383436][ T485] veth1: left promiscuous mode [ 40.383736][ T485] br1: port 1(veth1) entered disabled state [ 40.652100][ T487] [ 40.652326][ T487] ============================================ [ 40.652519][ T487] WARNING: possible recursive locking detected [ 40.652707][ T487] 6.13.0-rc5-virtme #1 Not tainted [ 40.652852][ T487] -------------------------------------------- [ 40.653039][ T487] ip/487 is trying to acquire lock: [ 40.653199][ T487] ffffffffb21d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 40.653516][ T487] [ 40.653516][ T487] but task is already holding lock: [ 40.653741][ T487] ffffffffb21d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 40.654045][ T487] [ 40.654045][ T487] other info that might help us debug this: [ 40.654257][ T487] Possible unsafe locking scenario: [ 40.654257][ T487] [ 40.654473][ T487] CPU0 [ 40.654584][ T487] ---- [ 40.654691][ T487] lock((netdev_chain).rwsem); [ 40.654835][ T487] lock((netdev_chain).rwsem); [ 40.654984][ T487] [ 40.654984][ T487] *** DEADLOCK *** [ 40.654984][ T487] [ 40.655198][ T487] May be due to missing lock nesting notation [ 40.655198][ T487] [ 40.655427][ T487] 2 locks held by ip/487: [ 40.655538][ T487] #0: ffffffffb21e7a48 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x228/0xa40 [ 40.655803][ T487] #1: ffffffffb21d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 40.656101][ T487] [ 40.656101][ T487] stack backtrace: [ 40.656281][ T487] CPU: 0 UID: 0 PID: 487 Comm: ip Not tainted 6.13.0-rc5-virtme #1 [ 40.656498][ T487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.656679][ T487] Call Trace: [ 40.656795][ T487] [ 40.656873][ T487] dump_stack_lvl+0x82/0xd0 [ 40.657029][ T487] print_deadlock_bug+0x40a/0x650 [ 40.657176][ T487] validate_chain+0x5bf/0xae0 [ 40.657325][ T487] ? __pfx_validate_chain+0x10/0x10 [ 40.657474][ T487] ? hlock_class+0x4e/0x130 [ 40.657619][ T487] ? mark_lock+0x38/0x3e0 [ 40.657731][ T487] __lock_acquire+0xb9a/0x1680 [ 40.657881][ T487] lock_acquire.part.0+0xeb/0x330 [ 40.658027][ T487] ? blocking_notifier_call_chain+0x50/0x90 [ 40.658219][ T487] ? netconsole_process_cleanups_core+0x2e/0x3d0 [ 40.658405][ T487] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 40.658552][ T487] ? trace_lock_acquire+0x14c/0x1f0 [ 40.658699][ T487] ? lock_acquire+0x32/0xc0 [ 40.658846][ T487] ? blocking_notifier_call_chain+0x50/0x90 [ 40.659028][ T487] down_read+0x9f/0x340 [ 40.659148][ T487] ? blocking_notifier_call_chain+0x50/0x90 [ 40.659340][ T487] ? __pfx_down_read+0x10/0x10 [ 40.659487][ T487] ? __lock_release+0x103/0x460 [ 40.659633][ T487] ? netconsole_netdev_event+0x2c1/0x620 [ 40.659781][ T487] ? __pfx___lock_release+0x10/0x10 [ 40.659931][ T487] blocking_notifier_call_chain+0x50/0x90 [ 40.660079][ T487] __netdev_upper_dev_unlink+0xd9/0x220 [ 40.660233][ T487] ? __pfx___netdev_upper_dev_unlink+0x10/0x10 [ 40.660417][ T487] ? __mutex_unlock_slowpath+0x14a/0x3d0 [ 40.660564][ T487] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 40.660746][ T487] ? rtnl_is_locked+0x15/0x20 [ 40.660895][ T487] netdev_upper_dev_unlink+0x71/0xa0 [ 40.661041][ T487] ? __pfx_netdev_upper_dev_unlink+0x10/0x10 [ 40.661224][ T487] ? netconsole_netdev_event+0x2c1/0x620 [ 40.661379][ T487] ? mutex_is_locked+0x1c/0x60 [ 40.661527][ T487] ? rtnl_is_locked+0x15/0x20 [ 40.661675][ T487] ? netdev_master_upper_dev_get+0x13/0x120 [ 40.661856][ T487] vrf_device_event+0x78/0xe0 [vrf] [ 40.662005][ T487] notifier_call_chain+0xcd/0x150 [ 40.662156][ T487] blocking_notifier_call_chain+0x66/0x90 [ 40.662304][ T487] unregister_netdevice_many_notify+0xa7b/0x1580 [ 40.662492][ T487] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 40.662674][ T487] ? rtnl_dellink+0x228/0xa40 [ 40.662822][ T487] ? sock_def_readable+0x11e/0x300 [ 40.662970][ T487] ? __pfx___mutex_lock+0x10/0x10 [ 40.663115][ T487] ? rtnl_is_locked+0x15/0x20 [ 40.663260][ T487] ? unregister_netdevice_queue+0x70/0x410 [ 40.663444][ T487] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 40.663628][ T487] ? __nla_validate_parse+0x48/0x3d0 [ 40.663778][ T487] rtnl_dellink+0x348/0xa40 [ 40.663927][ T487] ? __pfx_rtnl_dellink+0x10/0x10 [ 40.664089][ T487] ? find_held_lock+0x2c/0x110 [ 40.664238][ T487] ? __lock_release+0x103/0x460 [ 40.664384][ T487] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 40.664533][ T487] ? __pfx___lock_release+0x10/0x10 [ 40.664685][ T487] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 40.664832][ T487] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 40.664980][ T487] ? __pfx_rtnl_dellink+0x10/0x10 [ 40.665130][ T487] rtnetlink_rcv_msg+0x712/0xc10 [ 40.665280][ T487] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 40.665426][ T487] ? hlock_class+0x4e/0x130 [ 40.665574][ T487] ? mark_lock+0x38/0x3e0 [ 40.665692][ T487] ? __lock_acquire+0xb9a/0x1680 [ 40.665842][ T487] netlink_rcv_skb+0x130/0x360 [ 40.665990][ T487] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 40.666138][ T487] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 40.666288][ T487] ? netlink_deliver_tap+0x13e/0x340 [ 40.666437][ T487] ? netlink_deliver_tap+0xc3/0x340 [ 40.666584][ T487] netlink_unicast+0x44b/0x710 [ 40.666734][ T487] ? __pfx_netlink_unicast+0x10/0x10 [ 40.666880][ T487] ? find_held_lock+0x2c/0x110 [ 40.667029][ T487] netlink_sendmsg+0x723/0xbe0 [ 40.667176][ T487] ? __pfx_netlink_sendmsg+0x10/0x10 [ 40.667324][ T487] ____sys_sendmsg+0x7ac/0xa10 [ 40.667472][ T487] ? __pfx_____sys_sendmsg+0x10/0x10 [ 40.667619][ T487] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 40.667811][ T487] ___sys_sendmsg+0xee/0x170 [ 40.667956][ T487] ? __pfx____sys_sendmsg+0x10/0x10 [ 40.668104][ T487] ? kasan_save_stack+0x34/0x50 [ 40.668254][ T487] ? kasan_save_stack+0x24/0x50 [ 40.668400][ T487] ? __kasan_record_aux_stack+0x8e/0xa0 [ 40.668547][ T487] ? __call_rcu_common.constprop.0+0xa1/0x4b0 [ 40.668733][ T487] ? __x64_sys_close+0x7c/0xd0 [ 40.668886][ T487] ? do_syscall_64+0xc1/0x1d0 [ 40.669042][ T487] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 40.669234][ T487] ? __lock_acquire+0xb9a/0x1680 [ 40.669384][ T487] ? find_held_lock+0x2c/0x110 [ 40.669532][ T487] ? __lock_release+0x103/0x460 [ 40.669676][ T487] ? __virt_addr_valid+0x22b/0x430 [ 40.669825][ T487] ? __pfx___lock_release+0x10/0x10 [ 40.669971][ T487] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 40.670123][ T487] __sys_sendmsg+0x109/0x1a0 [ 40.670269][ T487] ? __pfx___sys_sendmsg+0x10/0x10 [ 40.670415][ T487] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 40.670604][ T487] do_syscall_64+0xc1/0x1d0 [ 40.670749][ T487] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 40.670929][ T487] RIP: 0033:0x7f4e06a8d9a7 [ 40.671086][ T487] 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 [ 40.671601][ T487] RSP: 002b:00007fff90114fb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 40.671824][ T487] RAX: ffffffffffffffda RBX: 00007fff901156e0 RCX: 00007f4e06a8d9a7 [ 40.672048][ T487] RDX: 0000000000000000 RSI: 00007fff90115020 RDI: 0000000000000005 [ 40.672271][ T487] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 40.672492][ T487] R10: 00007f4e0694bef8 R11: 0000000000000246 R12: 0000000000000002 [ 40.672712][ T487] R13: 0000000067795452 R14: 0000000000498600 R15: 0000000000000000 [ 40.672937][ T487]