[ 11.292449][ T273] ip (273) used greatest stack depth: 23664 bytes left [ 14.352487][ T313] gre: GRE over IPv4 demultiplexor driver [ 14.367118][ T313] ip_gre: GRE over IPv4 tunneling driver [ 15.162099][ T324] GACT probability NOT on [ 15.396510][ T326] ip6_gre: GRE over IPv6 tunneling driver [ 15.557518][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 15.696387][ T56] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 15.873727][ T67] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 15.985332][ T56] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.537970][ T340] br1: port 1(veth1) entered blocking state [ 16.539181][ T340] br1: port 1(veth1) entered disabled state [ 16.539603][ T340] veth1: entered allmulticast mode [ 16.541806][ T340] veth1: entered promiscuous mode [ 16.636701][ T39] br1: port 1(veth1) entered blocking state [ 16.637113][ T39] br1: port 1(veth1) entered forwarding state [ 16.712754][ T342] br1: port 2(veth2) entered blocking state [ 16.713093][ T342] br1: port 2(veth2) entered disabled state [ 16.713783][ T342] veth2: entered allmulticast mode [ 16.725497][ T342] veth2: entered promiscuous mode [ 16.818330][ T39] br1: port 2(veth2) entered blocking state [ 16.818626][ T39] br1: port 2(veth2) entered forwarding state [ 16.914374][ T67] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.915623][ T67] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.329979][ T56] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.978376][ T56] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 19.021368][ T56] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 20.625422][ C3] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 25.220843][ T396] Mirror/redirect action on [ 28.113497][ C3] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 34.267559][ T441] tc (441) used greatest stack depth: 23608 bytes left [ 42.449387][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 62.443339][ T600] br1: port 1(veth1) entered disabled state [ 62.519851][ T601] br1: port 2(veth2) entered disabled state [ 62.600791][ T602] veth2: left allmulticast mode [ 62.601100][ T602] veth2: left promiscuous mode [ 62.601513][ T602] br1: port 2(veth2) entered disabled state [ 62.603618][ T602] veth1: left allmulticast mode [ 62.603897][ T602] veth1: left promiscuous mode [ 62.604277][ T602] br1: port 1(veth1) entered disabled state [ 62.768062][ T603] [ 62.768247][ T603] ============================================ [ 62.768481][ T603] WARNING: possible recursive locking detected [ 62.768703][ T603] 6.13.0-rc5-virtme #1 Not tainted [ 62.768893][ T603] -------------------------------------------- [ 62.769122][ T603] ip/603 is trying to acquire lock: [ 62.769305][ T603] ffffffff9d3d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 62.769690][ T603] [ 62.769690][ T603] but task is already holding lock: [ 62.769956][ T603] ffffffff9d3d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 62.770319][ T603] [ 62.770319][ T603] other info that might help us debug this: [ 62.770591][ T603] Possible unsafe locking scenario: [ 62.770591][ T603] [ 62.770852][ T603] CPU0 [ 62.770985][ T603] ---- [ 62.771121][ T603] lock((netdev_chain).rwsem); [ 62.771302][ T603] lock((netdev_chain).rwsem); [ 62.771489][ T603] [ 62.771489][ T603] *** DEADLOCK *** [ 62.771489][ T603] [ 62.771750][ T603] May be due to missing lock nesting notation [ 62.771750][ T603] [ 62.772011][ T603] 2 locks held by ip/603: [ 62.772148][ T603] #0: ffffffff9d3e7a48 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x228/0xa40 [ 62.772472][ T603] #1: ffffffff9d3d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 62.772842][ T603] [ 62.772842][ T603] stack backtrace: [ 62.773062][ T603] CPU: 2 UID: 0 PID: 603 Comm: ip Not tainted 6.13.0-rc5-virtme #1 [ 62.773330][ T603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 62.773556][ T603] Call Trace: [ 62.773693][ T603] [ 62.773793][ T603] dump_stack_lvl+0x82/0xd0 [ 62.773985][ T603] print_deadlock_bug+0x40a/0x650 [ 62.774166][ T603] validate_chain+0x5bf/0xae0 [ 62.774351][ T603] ? __pfx_validate_chain+0x10/0x10 [ 62.774533][ T603] ? hlock_class+0x4e/0x130 [ 62.774712][ T603] ? mark_lock+0x38/0x3e0 [ 62.774850][ T603] __lock_acquire+0xb9a/0x1680 [ 62.775034][ T603] lock_acquire.part.0+0xeb/0x330 [ 62.775220][ T603] ? blocking_notifier_call_chain+0x50/0x90 [ 62.775443][ T603] ? netconsole_process_cleanups_core+0x2e/0x3d0 [ 62.775668][ T603] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 62.775848][ T603] ? trace_lock_acquire+0x14c/0x1f0 [ 62.776027][ T603] ? lock_acquire+0x32/0xc0 [ 62.776207][ T603] ? blocking_notifier_call_chain+0x50/0x90 [ 62.776434][ T603] down_read+0x9f/0x340 [ 62.776577][ T603] ? blocking_notifier_call_chain+0x50/0x90 [ 62.776801][ T603] ? __pfx_down_read+0x10/0x10 [ 62.776980][ T603] ? __lock_release+0x103/0x460 [ 62.777161][ T603] ? netconsole_netdev_event+0x2c1/0x620 [ 62.777342][ T603] ? __pfx___lock_release+0x10/0x10 [ 62.777523][ T603] blocking_notifier_call_chain+0x50/0x90 [ 62.777703][ T603] __netdev_upper_dev_unlink+0xd9/0x220 [ 62.777887][ T603] ? __pfx___netdev_upper_dev_unlink+0x10/0x10 [ 62.778108][ T603] ? __mutex_unlock_slowpath+0x14a/0x3d0 [ 62.778288][ T603] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 62.778510][ T603] ? rtnl_is_locked+0x15/0x20 [ 62.778693][ T603] netdev_upper_dev_unlink+0x71/0xa0 [ 62.778876][ T603] ? __pfx_netdev_upper_dev_unlink+0x10/0x10 [ 62.779108][ T603] ? netconsole_netdev_event+0x2c1/0x620 [ 62.779290][ T603] ? mutex_is_locked+0x1c/0x60 [ 62.779470][ T603] ? rtnl_is_locked+0x15/0x20 [ 62.779648][ T603] ? netdev_master_upper_dev_get+0x13/0x120 [ 62.779872][ T603] vrf_device_event+0x78/0xe0 [vrf] [ 62.780056][ T603] notifier_call_chain+0xcd/0x150 [ 62.780240][ T603] blocking_notifier_call_chain+0x66/0x90 [ 62.780447][ T603] unregister_netdevice_many_notify+0xa7b/0x1580 [ 62.780673][ T603] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 62.780898][ T603] ? rtnl_dellink+0x228/0xa40 [ 62.781079][ T603] ? sock_def_readable+0x11e/0x300 [ 62.781260][ T603] ? __pfx___mutex_lock+0x10/0x10 [ 62.781446][ T603] ? rtnl_is_locked+0x15/0x20 [ 62.781626][ T603] ? unregister_netdevice_queue+0x70/0x410 [ 62.781851][ T603] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 62.782075][ T603] ? __nla_validate_parse+0x48/0x3d0 [ 62.782260][ T603] rtnl_dellink+0x348/0xa40 [ 62.782440][ T603] ? __pfx_rtnl_dellink+0x10/0x10 [ 62.782638][ T603] ? find_held_lock+0x2c/0x110 [ 62.782819][ T603] ? __lock_release+0x103/0x460 [ 62.782999][ T603] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 62.783181][ T603] ? __pfx___lock_release+0x10/0x10 [ 62.783362][ T603] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 62.783545][ T603] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 62.783724][ T603] ? __pfx_rtnl_dellink+0x10/0x10 [ 62.783905][ T603] rtnetlink_rcv_msg+0x712/0xc10 [ 62.784084][ T603] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 62.784262][ T603] ? hlock_class+0x4e/0x130 [ 62.784447][ T603] ? mark_lock+0x38/0x3e0 [ 62.784586][ T603] ? __lock_acquire+0xb9a/0x1680 [ 62.784765][ T603] netlink_rcv_skb+0x130/0x360 [ 62.784946][ T603] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 62.785127][ T603] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 62.785311][ T603] ? netlink_deliver_tap+0x13e/0x340 [ 62.785491][ T603] ? netlink_deliver_tap+0xc3/0x340 [ 62.785674][ T603] netlink_unicast+0x44b/0x710 [ 62.785853][ T603] ? __pfx_netlink_unicast+0x10/0x10 [ 62.786031][ T603] ? find_held_lock+0x2c/0x110 [ 62.786225][ T603] netlink_sendmsg+0x723/0xbe0 [ 62.786370][ T603] ? __pfx_netlink_sendmsg+0x10/0x10 [ 62.786517][ T603] ____sys_sendmsg+0x7ac/0xa10 [ 62.786663][ T603] ? __pfx_____sys_sendmsg+0x10/0x10 [ 62.786849][ T603] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 62.787083][ T603] ___sys_sendmsg+0xee/0x170 [ 62.787266][ T603] ? __pfx____sys_sendmsg+0x10/0x10 [ 62.787448][ T603] ? kasan_save_stack+0x34/0x50 [ 62.787631][ T603] ? kasan_save_stack+0x24/0x50 [ 62.787814][ T603] ? __kasan_record_aux_stack+0x8e/0xa0 [ 62.787997][ T603] ? __call_rcu_common.constprop.0+0xa1/0x4b0 [ 62.788225][ T603] ? __x64_sys_close+0x7c/0xd0 [ 62.788412][ T603] ? do_syscall_64+0xc1/0x1d0 [ 62.788594][ T603] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 62.788820][ T603] ? __lock_acquire+0xb9a/0x1680 [ 62.789003][ T603] ? find_held_lock+0x2c/0x110 [ 62.789184][ T603] ? __lock_release+0x103/0x460 [ 62.789364][ T603] ? __virt_addr_valid+0x22b/0x430 [ 62.789546][ T603] ? __pfx___lock_release+0x10/0x10 [ 62.789728][ T603] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 62.789909][ T603] __sys_sendmsg+0x109/0x1a0 [ 62.790088][ T603] ? __pfx___sys_sendmsg+0x10/0x10 [ 62.790268][ T603] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 62.790509][ T603] do_syscall_64+0xc1/0x1d0 [ 62.790691][ T603] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 62.790914][ T603] RIP: 0033:0x7f6f4e2439a7 [ 62.791109][ T603] 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 [ 62.791735][ T603] RSP: 002b:00007ffdedc079d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.792007][ T603] RAX: ffffffffffffffda RBX: 00007ffdedc08100 RCX: 00007f6f4e2439a7 [ 62.792280][ T603] RDX: 0000000000000000 RSI: 00007ffdedc07a40 RDI: 0000000000000005 [ 62.792548][ T603] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 62.792815][ T603] R10: 00007f6f4e101ef8 R11: 0000000000000246 R12: 0000000000000002 [ 62.793089][ T603] R13: 0000000067792e2d R14: 0000000000498600 R15: 0000000000000000 [ 62.793392][ T603] [ 62.813462][ T603] ip (603) used greatest stack depth: 23280 bytes left