[ 10.893037][ T249] ip (249) used greatest stack depth: 23984 bytes left [ 11.286257][ T261] ip (261) used greatest stack depth: 22856 bytes left [ 14.949784][ T312] gre: GRE over IPv4 demultiplexor driver [ 14.965037][ T312] ip_gre: GRE over IPv4 tunneling driver [ 15.717745][ T322] GACT probability NOT on [ 15.941937][ T324] ip6_gre: GRE over IPv6 tunneling driver [ 16.100890][ T56] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.228656][ T56] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.435406][ T56] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.843742][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.214885][ T338] br1: port 1(veth1) entered blocking state [ 17.215386][ T338] br1: port 1(veth1) entered disabled state [ 17.215822][ T338] veth1: entered allmulticast mode [ 17.218020][ T338] veth1: entered promiscuous mode [ 17.299457][ T70] br1: port 1(veth1) entered blocking state [ 17.300173][ T70] br1: port 1(veth1) entered forwarding state [ 17.393457][ T340] br1: port 2(veth2) entered blocking state [ 17.393783][ T340] br1: port 2(veth2) entered disabled state [ 17.394079][ T340] veth2: entered allmulticast mode [ 17.395988][ T340] veth2: entered promiscuous mode [ 17.480060][ T70] br1: port 2(veth2) entered blocking state [ 17.480423][ T70] br1: port 2(veth2) entered forwarding state [ 17.868445][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.869198][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.977587][ T56] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 18.139772][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.699572][ T11] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 18.828473][ T56] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 22.475483][ C0] ip6_tnl_xmit_ctl: 2 callbacks suppressed [ 22.476277][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 24.431877][ T375] Mirror/redirect action on [ 31.691712][ C2] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 50.635500][ C3] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 87.499482][ C2] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 99.332614][ T800] br1: port 1(veth1) entered disabled state [ 99.414813][ T801] br1: port 2(veth2) entered disabled state [ 99.504812][ T802] veth2: left allmulticast mode [ 99.505047][ T802] veth2: left promiscuous mode [ 99.505380][ T802] br1: port 2(veth2) entered disabled state [ 99.507607][ T802] veth1: left allmulticast mode [ 99.507808][ T802] veth1: left promiscuous mode [ 99.508113][ T802] br1: port 1(veth1) entered disabled state [ 99.804734][ T804] [ 99.804883][ T804] ============================================ [ 99.805087][ T804] WARNING: possible recursive locking detected [ 99.805295][ T804] 6.13.0-rc5-virtme #1 Not tainted [ 99.805463][ T804] -------------------------------------------- [ 99.805659][ T804] ip/804 is trying to acquire lock: [ 99.805833][ T804] ffffffffb07d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 99.806293][ T804] [ 99.806293][ T804] but task is already holding lock: [ 99.806636][ T804] ffffffffb07d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 99.807111][ T804] [ 99.807111][ T804] other info that might help us debug this: [ 99.807462][ T804] Possible unsafe locking scenario: [ 99.807462][ T804] [ 99.807795][ T804] CPU0 [ 99.807975][ T804] ---- [ 99.808146][ T804] lock((netdev_chain).rwsem); [ 99.808377][ T804] lock((netdev_chain).rwsem); [ 99.808628][ T804] [ 99.808628][ T804] *** DEADLOCK *** [ 99.808628][ T804] [ 99.808927][ T804] May be due to missing lock nesting notation [ 99.808927][ T804] [ 99.809276][ T804] 2 locks held by ip/804: [ 99.809459][ T804] #0: ffffffffb07e7a48 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x228/0xa40 [ 99.809878][ T804] #1: ffffffffb07d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 99.810352][ T804] [ 99.810352][ T804] stack backtrace: [ 99.810646][ T804] CPU: 0 UID: 0 PID: 804 Comm: ip Not tainted 6.13.0-rc5-virtme #1 [ 99.810997][ T804] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 99.811304][ T804] Call Trace: [ 99.811490][ T804] [ 99.811615][ T804] dump_stack_lvl+0x82/0xd0 [ 99.811857][ T804] print_deadlock_bug+0x40a/0x650 [ 99.812095][ T804] validate_chain+0x5bf/0xae0 [ 99.812346][ T804] ? __pfx_validate_chain+0x10/0x10 [ 99.812600][ T804] ? hlock_class+0x4e/0x130 [ 99.812835][ T804] ? mark_lock+0x38/0x3e0 [ 99.813013][ T804] __lock_acquire+0xb9a/0x1680 [ 99.813257][ T804] lock_acquire.part.0+0xeb/0x330 [ 99.813496][ T804] ? blocking_notifier_call_chain+0x50/0x90 [ 99.813799][ T804] ? netconsole_process_cleanups_core+0x2e/0x3d0 [ 99.814094][ T804] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 99.814345][ T804] ? trace_lock_acquire+0x14c/0x1f0 [ 99.814593][ T804] ? lock_acquire+0x32/0xc0 [ 99.814831][ T804] ? blocking_notifier_call_chain+0x50/0x90 [ 99.815126][ T804] down_read+0x9f/0x340 [ 99.815307][ T804] ? blocking_notifier_call_chain+0x50/0x90 [ 99.815603][ T804] ? __pfx_down_read+0x10/0x10 [ 99.815855][ T804] ? __lock_release+0x103/0x460 [ 99.816118][ T804] ? netconsole_netdev_event+0x2c1/0x620 [ 99.816372][ T804] ? __pfx___lock_release+0x10/0x10 [ 99.816626][ T804] blocking_notifier_call_chain+0x50/0x90 [ 99.816877][ T804] __netdev_upper_dev_unlink+0xd9/0x220 [ 99.817121][ T804] ? __pfx___netdev_upper_dev_unlink+0x10/0x10 [ 99.817420][ T804] ? __mutex_unlock_slowpath+0x14a/0x3d0 [ 99.817671][ T804] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 99.817973][ T804] ? rtnl_is_locked+0x15/0x20 [ 99.818212][ T804] netdev_upper_dev_unlink+0x71/0xa0 [ 99.818459][ T804] ? __pfx_netdev_upper_dev_unlink+0x10/0x10 [ 99.818757][ T804] ? netconsole_netdev_event+0x2c1/0x620 [ 99.818998][ T804] ? mutex_is_locked+0x1c/0x60 [ 99.819228][ T804] ? rtnl_is_locked+0x15/0x20 [ 99.819465][ T804] ? netdev_master_upper_dev_get+0x13/0x120 [ 99.819752][ T804] vrf_device_event+0x78/0xe0 [vrf] [ 99.819988][ T804] notifier_call_chain+0xcd/0x150 [ 99.820224][ T804] blocking_notifier_call_chain+0x66/0x90 [ 99.820456][ T804] unregister_netdevice_many_notify+0xa7b/0x1580 [ 99.820746][ T804] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 99.821042][ T804] ? rtnl_dellink+0x228/0xa40 [ 99.821274][ T804] ? sock_def_readable+0x11e/0x300 [ 99.821506][ T804] ? __pfx___mutex_lock+0x10/0x10 [ 99.821776][ T804] ? rtnl_is_locked+0x15/0x20 [ 99.822019][ T804] ? unregister_netdevice_queue+0x70/0x410 [ 99.822315][ T804] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 99.822605][ T804] ? __nla_validate_parse+0x48/0x3d0 [ 99.822850][ T804] rtnl_dellink+0x348/0xa40 [ 99.823087][ T804] ? __pfx_rtnl_dellink+0x10/0x10 [ 99.823344][ T804] ? find_held_lock+0x2c/0x110 [ 99.823584][ T804] ? __lock_release+0x103/0x460 [ 99.823813][ T804] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 99.824046][ T804] ? __pfx___lock_release+0x10/0x10 [ 99.824279][ T804] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 99.824514][ T804] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 99.824762][ T804] ? __pfx_rtnl_dellink+0x10/0x10 [ 99.825005][ T804] rtnetlink_rcv_msg+0x712/0xc10 [ 99.825246][ T804] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 99.825479][ T804] ? hlock_class+0x4e/0x130 [ 99.825717][ T804] ? mark_lock+0x38/0x3e0 [ 99.825914][ T804] ? __lock_acquire+0xb9a/0x1680 [ 99.826148][ T804] netlink_rcv_skb+0x130/0x360 [ 99.826396][ T804] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 99.826633][ T804] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 99.826879][ T804] ? netlink_deliver_tap+0x13e/0x340 [ 99.827118][ T804] ? netlink_deliver_tap+0xc3/0x340 [ 99.827357][ T804] netlink_unicast+0x44b/0x710 [ 99.827596][ T804] ? __pfx_netlink_unicast+0x10/0x10 [ 99.827836][ T804] ? find_held_lock+0x2c/0x110 [ 99.828086][ T804] netlink_sendmsg+0x723/0xbe0 [ 99.828317][ T804] ? __pfx_netlink_sendmsg+0x10/0x10 [ 99.828542][ T804] ____sys_sendmsg+0x7ac/0xa10 [ 99.828782][ T804] ? __pfx_____sys_sendmsg+0x10/0x10 [ 99.829020][ T804] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 99.829317][ T804] ___sys_sendmsg+0xee/0x170 [ 99.829559][ T804] ? __pfx____sys_sendmsg+0x10/0x10 [ 99.829811][ T804] ? kasan_save_stack+0x34/0x50 [ 99.830050][ T804] ? kasan_save_stack+0x24/0x50 [ 99.830283][ T804] ? __kasan_record_aux_stack+0x8e/0xa0 [ 99.830521][ T804] ? __call_rcu_common.constprop.0+0xa1/0x4b0 [ 99.830820][ T804] ? __x64_sys_close+0x7c/0xd0 [ 99.831056][ T804] ? do_syscall_64+0xc1/0x1d0 [ 99.831288][ T804] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 99.831584][ T804] ? __lock_acquire+0xb9a/0x1680 [ 99.831827][ T804] ? find_held_lock+0x2c/0x110 [ 99.832061][ T804] ? __lock_release+0x103/0x460 [ 99.832290][ T804] ? __virt_addr_valid+0x22b/0x430 [ 99.832527][ T804] ? __pfx___lock_release+0x10/0x10 [ 99.832748][ T804] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 99.832983][ T804] __sys_sendmsg+0x109/0x1a0 [ 99.833227][ T804] ? __pfx___sys_sendmsg+0x10/0x10 [ 99.833470][ T804] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 99.833779][ T804] do_syscall_64+0xc1/0x1d0 [ 99.834020][ T804] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 99.834310][ T804] RIP: 0033:0x7f60ae86a9a7 [ 99.834559][ T804] 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 [ 99.835368][ T804] RSP: 002b:00007ffe35c7e2c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 99.835730][ T804] RAX: ffffffffffffffda RBX: 00007ffe35c7e9f0 RCX: 00007f60ae86a9a7 [ 99.836096][ T804] RDX: 0000000000000000 RSI: 00007ffe35c7e330 RDI: 0000000000000005 [ 99.836438][ T804] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 99.836797][ T804] R10: 00007f60ae728ef8 R11: 0000000000000246 R12: 0000000000000002 [ 99.837141][ T804] R13: 0000000067795693 R14: 0000000000498600 R15: 0000000000000000 [ 99.837503][ T804]