[ 11.172511][ T250] ip (250) used greatest stack depth: 24336 bytes left
[ 13.478343][ T308] 8021q: 802.1Q VLAN Support v1.8
[ 16.631911][ T378] GACT probability NOT on
[ 17.963898][ T413] br10: port 1(veth1.10) entered blocking state
[ 17.964390][ T413] br10: port 1(veth1.10) entered disabled state
[ 17.964795][ T413] veth1.10: entered allmulticast mode
[ 17.965011][ T413] veth1: entered allmulticast mode
[ 17.967058][ T413] veth1.10: entered promiscuous mode
[ 17.967339][ T413] veth1: entered promiscuous mode
[ 18.483130][ T430] br11: port 1(veth1.11) entered blocking state
[ 18.483717][ T430] br11: port 1(veth1.11) entered disabled state
[ 18.484026][ T430] veth1.11: entered allmulticast mode
[ 18.485967][ T430] veth1.11: entered promiscuous mode
[ 19.367104][ T460] br10: port 2(veth2.10) entered blocking state
[ 19.368018][ T460] br10: port 2(veth2.10) entered disabled state
[ 19.368513][ T460] veth2.10: entered allmulticast mode
[ 19.368809][ T460] veth2: entered allmulticast mode
[ 19.372606][ T460] veth2.10: entered promiscuous mode
[ 19.372929][ T460] veth2: entered promiscuous mode
[ 19.908184][ T477] br11: port 2(veth2.11) entered blocking state
[ 19.908625][ T477] br11: port 2(veth2.11) entered disabled state
[ 19.909042][ T477] veth2.11: entered allmulticast mode
[ 19.912083][ T477] veth2.11: entered promiscuous mode
[ 20.327626][ T489] br10: port 2(veth2.10) entered blocking state
[ 20.328088][ T489] br10: port 2(veth2.10) entered forwarding state
[ 20.328838][ T489] br10: port 1(veth1.10) entered blocking state
[ 20.329144][ T489] br10: port 1(veth1.10) entered forwarding state
[ 20.448926][ T494] br11: port 2(veth2.11) entered blocking state
[ 20.449230][ T494] br11: port 2(veth2.11) entered forwarding state
[ 20.449716][ T494] br11: port 1(veth1.11) entered blocking state
[ 20.449974][ T494] br11: port 1(veth1.11) entered forwarding state
[ 46.899009][ T620] br11: port 2(veth2.11) entered disabled state
[ 46.900123][ T620] br11: port 1(veth1.11) entered disabled state
[ 46.997663][ T622] br10: port 2(veth2.10) entered disabled state
[ 46.998294][ T622] br10: port 1(veth1.10) entered disabled state
[ 47.185553][ T626] veth2.11: left allmulticast mode
[ 47.185786][ T626] veth2.11: left promiscuous mode
[ 47.186126][ T626] br11: port 2(veth2.11) entered disabled state
[ 47.342365][ T628] ip (628) used greatest stack depth: 24272 bytes left
[ 47.417475][ T630] veth2: left allmulticast mode
[ 47.417820][ T630] veth2: left promiscuous mode
[ 47.513576][ T634] veth2.10: left allmulticast mode
[ 47.513845][ T634] veth2.10: left promiscuous mode
[ 47.514181][ T634] br10: port 2(veth2.10) entered disabled state
[ 48.032217][ T644] veth1.11: left allmulticast mode
[ 48.032466][ T644] veth1.11: left promiscuous mode
[ 48.033056][ T644] br11: port 1(veth1.11) entered disabled state
[ 48.260070][ T648] veth1: left allmulticast mode
[ 48.260399][ T648] veth1: left promiscuous mode
[ 48.340722][ T650] veth1.10: left allmulticast mode
[ 48.340949][ T650] veth1.10: left promiscuous mode
[ 48.341284][ T650] br10: port 1(veth1.10) entered disabled state
[ 49.253875][ T664]
[ 49.254037][ T664] ============================================
[ 49.254222][ T664] WARNING: possible recursive locking detected
[ 49.254415][ T664] 6.13.0-rc5-virtme #1 Not tainted
[ 49.254562][ T664] --------------------------------------------
[ 49.254741][ T664] ip/664 is trying to acquire lock:
[ 49.254884][ T664] ffffffffbbbd6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90
[ 49.255187][ T664]
[ 49.255187][ T664] but task is already holding lock:
[ 49.255413][ T664] ffffffffbbbd6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90
[ 49.255713][ T664]
[ 49.255713][ T664] other info that might help us debug this:
[ 49.255930][ T664] Possible unsafe locking scenario:
[ 49.255930][ T664]
[ 49.256147][ T664] CPU0
[ 49.256255][ T664] ----
[ 49.256367][ T664] lock((netdev_chain).rwsem);
[ 49.256515][ T664] lock((netdev_chain).rwsem);
[ 49.256663][ T664]
[ 49.256663][ T664] *** DEADLOCK ***
[ 49.256663][ T664]
[ 49.256879][ T664] May be due to missing lock nesting notation
[ 49.256879][ T664]
[ 49.257090][ T664] 2 locks held by ip/664:
[ 49.257202][ T664] #0: ffffffffbbbe7a48 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x228/0xa40
[ 49.257465][ T664] #1: ffffffffbbbd6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90
[ 49.257764][ T664]
[ 49.257764][ T664] stack backtrace:
[ 49.257944][ T664] CPU: 2 UID: 0 PID: 664 Comm: ip Not tainted 6.13.0-rc5-virtme #1
[ 49.258171][ T664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 49.258352][ T664] Call Trace:
[ 49.258464][ T664] <TASK>
[ 49.258544][ T664] dump_stack_lvl+0x82/0xd0
[ 49.258698][ T664] print_deadlock_bug+0x40a/0x650
[ 49.258850][ T664] validate_chain+0x5bf/0xae0
[ 49.259004][ T664] ? __pfx_validate_chain+0x10/0x10
[ 49.259152][ T664] ? hlock_class+0x4e/0x130
[ 49.259296][ T664] ? mark_lock+0x38/0x3e0
[ 49.259409][ T664] __lock_acquire+0xb9a/0x1680
[ 49.259557][ T664] lock_acquire.part.0+0xeb/0x330
[ 49.259703][ T664] ? blocking_notifier_call_chain+0x50/0x90
[ 49.259884][ T664] ? netconsole_process_cleanups_core+0x2e/0x3d0
[ 49.260072][ T664] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 49.260219][ T664] ? trace_lock_acquire+0x14c/0x1f0
[ 49.260366][ T664] ? lock_acquire+0x32/0xc0
[ 49.260512][ T664] ? blocking_notifier_call_chain+0x50/0x90
[ 49.260693][ T664] down_read+0x9f/0x340
[ 49.260805][ T664] ? blocking_notifier_call_chain+0x50/0x90
[ 49.260990][ T664] ? __pfx_down_read+0x10/0x10
[ 49.261137][ T664] ? __lock_release+0x103/0x460
[ 49.261280][ T664] ? netconsole_netdev_event+0x2c1/0x620
[ 49.261427][ T664] ? __pfx___lock_release+0x10/0x10
[ 49.261573][ T664] blocking_notifier_call_chain+0x50/0x90
[ 49.261719][ T664] __netdev_upper_dev_unlink+0xd9/0x220
[ 49.261865][ T664] ? __pfx___netdev_upper_dev_unlink+0x10/0x10
[ 49.262046][ T664] ? __mutex_unlock_slowpath+0x14a/0x3d0
[ 49.262194][ T664] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 49.262375][ T664] ? rtnl_is_locked+0x15/0x20
[ 49.262522][ T664] netdev_upper_dev_unlink+0x71/0xa0
[ 49.262669][ T664] ? __pfx_netdev_upper_dev_unlink+0x10/0x10
[ 49.262847][ T664] ? netconsole_netdev_event+0x2c1/0x620
[ 49.262994][ T664] ? mutex_is_locked+0x1c/0x60
[ 49.263142][ T664] ? rtnl_is_locked+0x15/0x20
[ 49.263292][ T664] ? netdev_master_upper_dev_get+0x13/0x120
[ 49.263471][ T664] vrf_device_event+0x78/0xe0 [vrf]
[ 49.263641][ T664] notifier_call_chain+0xcd/0x150
[ 49.263788][ T664] blocking_notifier_call_chain+0x66/0x90
[ 49.263933][ T664] unregister_netdevice_many_notify+0xa7b/0x1580
[ 49.264116][ T664] ? hlock_class+0x4e/0x130
[ 49.264277][ T664] ? mark_lock+0x38/0x3e0
[ 49.264396][ T664] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 49.264580][ T664] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 49.264771][ T664] ? kfree+0xf3/0x330
[ 49.264882][ T664] ? vlan_vid_del+0x310/0x5e0
[ 49.265032][ T664] ? vlan_vid_del+0x310/0x5e0
[ 49.265184][ T664] rtnl_dellink+0x348/0xa40
[ 49.265331][ T664] ? __pfx_rtnl_dellink+0x10/0x10
[ 49.265498][ T664] ? find_held_lock+0x2c/0x110
[ 49.265651][ T664] ? __lock_release+0x103/0x460
[ 49.265802][ T664] ? rtnetlink_rcv_msg+0x6ef/0xc10
[ 49.265949][ T664] ? __pfx___lock_release+0x10/0x10
[ 49.266093][ T664] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 49.266247][ T664] ? rtnetlink_rcv_msg+0x6ef/0xc10
[ 49.266396][ T664] ? __pfx_rtnl_dellink+0x10/0x10
[ 49.266556][ T664] rtnetlink_rcv_msg+0x712/0xc10
[ 49.266706][ T664] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 49.266862][ T664] ? hlock_class+0x4e/0x130
[ 49.267006][ T664] ? mark_lock+0x38/0x3e0
[ 49.267127][ T664] ? __lock_acquire+0xb9a/0x1680
[ 49.267273][ T664] netlink_rcv_skb+0x130/0x360
[ 49.267422][ T664] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 49.267583][ T664] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 49.267751][ T664] ? netlink_deliver_tap+0x13e/0x340
[ 49.267906][ T664] ? netlink_deliver_tap+0xc3/0x340
[ 49.268053][ T664] netlink_unicast+0x44b/0x710
[ 49.268199][ T664] ? __pfx_netlink_unicast+0x10/0x10
[ 49.268344][ T664] ? find_held_lock+0x2c/0x110
[ 49.268502][ T664] netlink_sendmsg+0x723/0xbe0
[ 49.268649][ T664] ? __pfx_netlink_sendmsg+0x10/0x10
[ 49.268812][ T664] ____sys_sendmsg+0x7ac/0xa10
[ 49.268964][ T664] ? __pfx_____sys_sendmsg+0x10/0x10
[ 49.269112][ T664] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 49.269298][ T664] ___sys_sendmsg+0xee/0x170
[ 49.269443][ T664] ? __pfx____sys_sendmsg+0x10/0x10
[ 49.269593][ T664] ? kasan_save_stack+0x34/0x50
[ 49.269745][ T664] ? kasan_save_stack+0x24/0x50
[ 49.269899][ T664] ? __kasan_record_aux_stack+0x8e/0xa0
[ 49.270065][ T664] ? __call_rcu_common.constprop.0+0xa1/0x4b0
[ 49.270246][ T664] ? __x64_sys_close+0x7c/0xd0
[ 49.270400][ T664] ? do_syscall_64+0xc1/0x1d0
[ 49.270555][ T664] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 49.270754][ T664] ? __lock_acquire+0xb9a/0x1680
[ 49.270913][ T664] ? find_held_lock+0x2c/0x110
[ 49.271064][ T664] ? __lock_release+0x103/0x460
[ 49.271241][ T664] ? __virt_addr_valid+0x22b/0x430
[ 49.271390][ T664] ? __pfx___lock_release+0x10/0x10
[ 49.271541][ T664] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 49.271688][ T664] __sys_sendmsg+0x109/0x1a0
[ 49.271832][ T664] ? __pfx___sys_sendmsg+0x10/0x10
[ 49.271977][ T664] ? __pfx_slab_free_after_rcu_debug+0x10/0x10
[ 49.272166][ T664] do_syscall_64+0xc1/0x1d0
[ 49.272313][ T664] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 49.272493][ T664] RIP: 0033:0x7f8f080929a7
[ 49.272651][ T664] 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
[ 49.273168][ T664] RSP: 002b:00007ffd783584c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 49.273389][ T664] RAX: ffffffffffffffda RBX: 00007ffd78358bf0 RCX: 00007f8f080929a7
[ 49.273651][ T664] RDX: 0000000000000000 RSI: 00007ffd78358530 RDI: 0000000000000005
[ 49.273876][ T664] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[ 49.274123][ T664] R10: 00007f8f07f50ef8 R11: 0000000000000246 R12: 0000000000000002
[ 49.274358][ T664] R13: 00000000677953e7 R14: 0000000000498600 R15: 0000000000000000
[ 49.274579][ T664] </TASK>
[ 49.298222][ T664] ip (664) used greatest stack depth: 23880 bytes left