[ 12.422001][ T275] ip (275) used greatest stack depth: 24096 bytes left [ 15.762091][ T315] gre: GRE over IPv4 demultiplexor driver [ 15.776612][ T315] ip_gre: GRE over IPv4 tunneling driver [ 16.520418][ T325] GACT probability NOT on [ 16.769534][ T327] ip6_gre: GRE over IPv6 tunneling driver [ 16.994816][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.123198][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.612693][ T50] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.868547][ T66] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.094654][ T341] br1: port 1(veth1) entered blocking state [ 18.095745][ T341] br1: port 1(veth1) entered disabled state [ 18.096412][ T341] veth1: entered allmulticast mode [ 18.100018][ T341] veth1: entered promiscuous mode [ 18.197890][ T40] br1: port 1(veth1) entered blocking state [ 18.198468][ T40] br1: port 1(veth1) entered forwarding state [ 18.283171][ T343] br1: port 2(veth2) entered blocking state [ 18.283613][ T343] br1: port 2(veth2) entered disabled state [ 18.284381][ T343] veth2: entered allmulticast mode [ 18.287654][ T343] veth2: entered promiscuous mode [ 18.396209][ T40] br1: port 2(veth2) entered blocking state [ 18.396595][ T40] br1: port 2(veth2) entered forwarding state [ 18.893519][ T66] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.894798][ T66] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.926341][ T50] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 18.988381][ T50] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 19.196325][ T66] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 19.364331][ T50] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 22.924455][ C1] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 25.659432][ T381] Mirror/redirect action on [ 31.181002][ C3] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 46.540586][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 76.236646][ C3] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 99.024587][ T739] br1: port 1(veth1) entered disabled state [ 99.111760][ T740] br1: port 2(veth2) entered disabled state [ 99.237966][ T741] veth2: left allmulticast mode [ 99.238403][ T741] veth2: left promiscuous mode [ 99.238923][ T741] br1: port 2(veth2) entered disabled state [ 99.242054][ T741] veth1: left allmulticast mode [ 99.242440][ T741] veth1: left promiscuous mode [ 99.242943][ T741] br1: port 1(veth1) entered disabled state [ 99.585048][ T743] [ 99.585217][ T743] ============================================ [ 99.585499][ T743] WARNING: possible recursive locking detected [ 99.585782][ T743] 6.13.0-rc5-virtme #1 Not tainted [ 99.586016][ T743] -------------------------------------------- [ 99.586306][ T743] ip/743 is trying to acquire lock: [ 99.586529][ T743] ffffffff89fd6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 99.586990][ T743] [ 99.586990][ T743] but task is already holding lock: [ 99.587313][ T743] ffffffff89fd6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 99.587785][ T743] [ 99.587785][ T743] other info that might help us debug this: [ 99.588120][ T743] Possible unsafe locking scenario: [ 99.588120][ T743] [ 99.588452][ T743] CPU0 [ 99.588620][ T743] ---- [ 99.588785][ T743] lock((netdev_chain).rwsem); [ 99.589010][ T743] lock((netdev_chain).rwsem); [ 99.589234][ T743] [ 99.589234][ T743] *** DEADLOCK *** [ 99.589234][ T743] [ 99.589572][ T743] May be due to missing lock nesting notation [ 99.589572][ T743] [ 99.589893][ T743] 2 locks held by ip/743: [ 99.590077][ T743] #0: ffffffff89fe7a48 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x228/0xa40 [ 99.590495][ T743] #1: ffffffff89fd6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 99.590968][ T743] [ 99.590968][ T743] stack backtrace: [ 99.591251][ T743] CPU: 2 UID: 0 PID: 743 Comm: ip Not tainted 6.13.0-rc5-virtme #1 [ 99.591589][ T743] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.591867][ T743] Call Trace: [ 99.592039][ T743] [ 99.592160][ T743] dump_stack_lvl+0x82/0xd0 [ 99.592395][ T743] print_deadlock_bug+0x40a/0x650 [ 99.592634][ T743] validate_chain+0x5bf/0xae0 [ 99.592869][ T743] ? __pfx_validate_chain+0x10/0x10 [ 99.593098][ T743] ? hlock_class+0x4e/0x130 [ 99.593334][ T743] ? mark_lock+0x38/0x3e0 [ 99.593509][ T743] __lock_acquire+0xb9a/0x1680 [ 99.593743][ T743] lock_acquire.part.0+0xeb/0x330 [ 99.593974][ T743] ? blocking_notifier_call_chain+0x50/0x90 [ 99.594260][ T743] ? netconsole_process_cleanups_core+0x2e/0x3d0 [ 99.594555][ T743] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 99.594790][ T743] ? trace_lock_acquire+0x14c/0x1f0 [ 99.595003][ T743] ? lock_acquire+0x32/0xc0 [ 99.595219][ T743] ? blocking_notifier_call_chain+0x50/0x90 [ 99.595493][ T743] down_read+0x9f/0x340 [ 99.595654][ T743] ? blocking_notifier_call_chain+0x50/0x90 [ 99.595839][ T743] ? __pfx_down_read+0x10/0x10 [ 99.596042][ T743] ? __lock_release+0x103/0x460 [ 99.596236][ T743] ? netconsole_netdev_event+0x2c1/0x620 [ 99.596443][ T743] ? __pfx___lock_release+0x10/0x10 [ 99.596682][ T743] blocking_notifier_call_chain+0x50/0x90 [ 99.596911][ T743] __netdev_upper_dev_unlink+0xd9/0x220 [ 99.597138][ T743] ? __pfx___netdev_upper_dev_unlink+0x10/0x10 [ 99.597435][ T743] ? __mutex_unlock_slowpath+0x14a/0x3d0 [ 99.597665][ T743] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 99.597959][ T743] ? rtnl_is_locked+0x15/0x20 [ 99.598192][ T743] netdev_upper_dev_unlink+0x71/0xa0 [ 99.598419][ T743] ? __pfx_netdev_upper_dev_unlink+0x10/0x10 [ 99.598701][ T743] ? netconsole_netdev_event+0x2c1/0x620 [ 99.598931][ T743] ? mutex_is_locked+0x1c/0x60 [ 99.599167][ T743] ? rtnl_is_locked+0x15/0x20 [ 99.599393][ T743] ? netdev_master_upper_dev_get+0x13/0x120 [ 99.599674][ T743] vrf_device_event+0x78/0xe0 [vrf] [ 99.599910][ T743] notifier_call_chain+0xcd/0x150 [ 99.600138][ T743] blocking_notifier_call_chain+0x66/0x90 [ 99.600371][ T743] unregister_netdevice_many_notify+0xa7b/0x1580 [ 99.600665][ T743] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 99.600957][ T743] ? rtnl_dellink+0x228/0xa40 [ 99.601184][ T743] ? sock_def_readable+0x11e/0x300 [ 99.601414][ T743] ? __pfx___mutex_lock+0x10/0x10 [ 99.601644][ T743] ? rtnl_is_locked+0x15/0x20 [ 99.601869][ T743] ? unregister_netdevice_queue+0x70/0x410 [ 99.602148][ T743] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 99.602431][ T743] ? __nla_validate_parse+0x48/0x3d0 [ 99.602667][ T743] rtnl_dellink+0x348/0xa40 [ 99.602895][ T743] ? __pfx_rtnl_dellink+0x10/0x10 [ 99.603150][ T743] ? find_held_lock+0x2c/0x110 [ 99.603379][ T743] ? __lock_release+0x103/0x460 [ 99.603607][ T743] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 99.603831][ T743] ? __pfx___lock_release+0x10/0x10 [ 99.604057][ T743] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 99.604295][ T743] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 99.604518][ T743] ? __pfx_rtnl_dellink+0x10/0x10 [ 99.604745][ T743] rtnetlink_rcv_msg+0x712/0xc10 [ 99.604973][ T743] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 99.605199][ T743] ? hlock_class+0x4e/0x130 [ 99.605421][ T743] ? mark_lock+0x38/0x3e0 [ 99.605595][ T743] ? __lock_acquire+0xb9a/0x1680 [ 99.605827][ T743] netlink_rcv_skb+0x130/0x360 [ 99.606043][ T743] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 99.606236][ T743] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 99.606391][ T743] ? netlink_deliver_tap+0x13e/0x340 [ 99.606537][ T743] ? netlink_deliver_tap+0xc3/0x340 [ 99.606684][ T743] netlink_unicast+0x44b/0x710 [ 99.606844][ T743] ? __pfx_netlink_unicast+0x10/0x10 [ 99.607050][ T743] ? find_held_lock+0x2c/0x110 [ 99.607264][ T743] netlink_sendmsg+0x723/0xbe0 [ 99.607486][ T743] ? __pfx_netlink_sendmsg+0x10/0x10 [ 99.607711][ T743] ____sys_sendmsg+0x7ac/0xa10 [ 99.607938][ T743] ? __pfx_____sys_sendmsg+0x10/0x10 [ 99.608165][ T743] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 99.608454][ T743] ___sys_sendmsg+0xee/0x170 [ 99.608686][ T743] ? __pfx____sys_sendmsg+0x10/0x10 [ 99.608915][ T743] ? kasan_save_stack+0x34/0x50 [ 99.609142][ T743] ? kasan_save_stack+0x24/0x50 [ 99.609366][ T743] ? __kasan_record_aux_stack+0x8e/0xa0 [ 99.609592][ T743] ? __call_rcu_common.constprop.0+0xa1/0x4b0 [ 99.609861][ T743] ? __x64_sys_close+0x7c/0xd0 [ 99.610085][ T743] ? do_syscall_64+0xc1/0x1d0 [ 99.610310][ T743] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 99.610601][ T743] ? __lock_acquire+0xb9a/0x1680 [ 99.610833][ T743] ? find_held_lock+0x2c/0x110 [ 99.611064][ T743] ? __lock_release+0x103/0x460 [ 99.611288][ T743] ? __virt_addr_valid+0x22b/0x430 [ 99.611518][ T743] ? __pfx___lock_release+0x10/0x10 [ 99.611739][ T743] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 99.611971][ T743] __sys_sendmsg+0x109/0x1a0 [ 99.612204][ T743] ? __pfx___sys_sendmsg+0x10/0x10 [ 99.612432][ T743] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 99.612723][ T743] do_syscall_64+0xc1/0x1d0 [ 99.612950][ T743] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 99.613232][ T743] RIP: 0033:0x7f2d58df29a7 [ 99.613472][ T743] 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 [ 99.614277][ T743] RSP: 002b:00007ffe770cec88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 99.614622][ T743] RAX: ffffffffffffffda RBX: 00007ffe770cf3b0 RCX: 00007f2d58df29a7 [ 99.614961][ T743] RDX: 0000000000000000 RSI: 00007ffe770cecf0 RDI: 0000000000000005 [ 99.615308][ T743] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 99.615647][ T743] R10: 00007f2d58cb0ef8 R11: 0000000000000246 R12: 0000000000000002 [ 99.615984][ T743] R13: 0000000067792a6f R14: 0000000000498600 R15: 0000000000000000 [ 99.616346][ T743] [ 99.644873][ T743] ip (743) used greatest stack depth: 23880 bytes left