[ 11.675751][ T273] ip (273) used greatest stack depth: 24096 bytes left [ 14.901447][ T313] gre: GRE over IPv4 demultiplexor driver [ 14.931465][ T313] ip_gre: GRE over IPv4 tunneling driver [ 15.649752][ T324] GACT probability NOT on [ 15.876679][ T327] ip6_gre: GRE over IPv6 tunneling driver [ 16.071685][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.199358][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.207007][ T332] ip (332) used greatest stack depth: 24016 bytes left [ 16.248349][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.108374][ T342] br1: port 1(veth1) entered blocking state [ 17.108824][ T342] br1: port 1(veth1) entered disabled state [ 17.109548][ T342] veth1: entered allmulticast mode [ 17.111599][ T342] veth1: entered promiscuous mode [ 17.158630][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.205797][ T37] br1: port 1(veth1) entered blocking state [ 17.206351][ T37] br1: port 1(veth1) entered forwarding state [ 17.286600][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.287421][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.296709][ T344] br1: port 2(veth2) entered blocking state [ 17.297032][ T344] br1: port 2(veth2) entered disabled state [ 17.297350][ T344] veth2: entered allmulticast mode [ 17.299359][ T344] veth2: entered promiscuous mode [ 17.358355][ T68] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.378760][ T152] br1: port 2(veth2) entered blocking state [ 17.379048][ T152] br1: port 2(veth2) entered forwarding state [ 17.876501][ T68] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 18.054399][ T11] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 18.066727][ T354] 8021q: 802.1Q VLAN Support v1.8 [ 18.086408][ T68] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 21.958395][ C1] ip6_tnl_xmit_ctl: 2 callbacks suppressed [ 21.958909][ C1] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 25.030733][ T389] Mirror/redirect action on [ 30.662660][ C3] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 43.397781][ T483] [ 43.397963][ T483] ============================================ [ 43.398154][ T483] WARNING: possible recursive locking detected [ 43.398341][ T483] 6.13.0-rc5-virtme #1 Not tainted [ 43.398497][ T483] -------------------------------------------- [ 43.398686][ T483] ip/483 is trying to acquire lock: [ 43.398833][ T483] ffffffff8bfd6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 43.399151][ T483] [ 43.399151][ T483] but task is already holding lock: [ 43.399376][ T483] ffffffff8bfd6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 43.399675][ T483] [ 43.399675][ T483] other info that might help us debug this: [ 43.399890][ T483] Possible unsafe locking scenario: [ 43.399890][ T483] [ 43.400104][ T483] CPU0 [ 43.400212][ T483] ---- [ 43.400334][ T483] lock((netdev_chain).rwsem); [ 43.400487][ T483] lock((netdev_chain).rwsem); [ 43.400642][ T483] [ 43.400642][ T483] *** DEADLOCK *** [ 43.400642][ T483] [ 43.400854][ T483] May be due to missing lock nesting notation [ 43.400854][ T483] [ 43.401065][ T483] 2 locks held by ip/483: [ 43.401180][ T483] #0: ffffffff8bfe7a48 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x228/0xa40 [ 43.401446][ T483] #1: ffffffff8bfd6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 43.401752][ T483] [ 43.401752][ T483] stack backtrace: [ 43.401931][ T483] CPU: 2 UID: 0 PID: 483 Comm: ip Not tainted 6.13.0-rc5-virtme #1 [ 43.402152][ T483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.402338][ T483] Call Trace: [ 43.402450][ T483] [ 43.402529][ T483] dump_stack_lvl+0x82/0xd0 [ 43.402686][ T483] print_deadlock_bug+0x40a/0x650 [ 43.402835][ T483] validate_chain+0x5bf/0xae0 [ 43.402981][ T483] ? __pfx_validate_chain+0x10/0x10 [ 43.403136][ T483] ? hlock_class+0x4e/0x130 [ 43.403283][ T483] ? mark_lock+0x38/0x3e0 [ 43.403401][ T483] __lock_acquire+0xb9a/0x1680 [ 43.403547][ T483] lock_acquire.part.0+0xeb/0x330 [ 43.403691][ T483] ? blocking_notifier_call_chain+0x50/0x90 [ 43.403878][ T483] ? netconsole_process_cleanups_core+0x2e/0x3d0 [ 43.404064][ T483] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 43.404214][ T483] ? trace_lock_acquire+0x14c/0x1f0 [ 43.404359][ T483] ? lock_acquire+0x32/0xc0 [ 43.404507][ T483] ? blocking_notifier_call_chain+0x50/0x90 [ 43.404693][ T483] down_read+0x9f/0x340 [ 43.404811][ T483] ? blocking_notifier_call_chain+0x50/0x90 [ 43.404993][ T483] ? __pfx_down_read+0x10/0x10 [ 43.405137][ T483] ? __lock_release+0x103/0x460 [ 43.405282][ T483] ? netconsole_netdev_event+0x2c1/0x620 [ 43.405434][ T483] ? __pfx___lock_release+0x10/0x10 [ 43.405581][ T483] blocking_notifier_call_chain+0x50/0x90 [ 43.405730][ T483] __netdev_upper_dev_unlink+0xd9/0x220 [ 43.405887][ T483] ? __pfx___netdev_upper_dev_unlink+0x10/0x10 [ 43.406068][ T483] ? __mutex_unlock_slowpath+0x14a/0x3d0 [ 43.406213][ T483] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 43.406395][ T483] ? rtnl_is_locked+0x15/0x20 [ 43.406543][ T483] netdev_upper_dev_unlink+0x71/0xa0 [ 43.406689][ T483] ? __pfx_netdev_upper_dev_unlink+0x10/0x10 [ 43.406871][ T483] ? netconsole_netdev_event+0x2c1/0x620 [ 43.407023][ T483] ? mutex_is_locked+0x1c/0x60 [ 43.407172][ T483] ? rtnl_is_locked+0x15/0x20 [ 43.407319][ T483] ? netdev_master_upper_dev_get+0x13/0x120 [ 43.407503][ T483] vrf_device_event+0x78/0xe0 [vrf] [ 43.407654][ T483] notifier_call_chain+0xcd/0x150 [ 43.407802][ T483] blocking_notifier_call_chain+0x66/0x90 [ 43.407950][ T483] unregister_netdevice_many_notify+0xa7b/0x1580 [ 43.408141][ T483] ? __lock_release+0x103/0x460 [ 43.408287][ T483] ? __pfx___lock_release+0x10/0x10 [ 43.408435][ T483] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 43.408619][ T483] ? hlock_class+0x4e/0x130 [ 43.408766][ T483] ? mark_held_locks+0x9e/0xe0 [ 43.408911][ T483] ? __pfx_vlan_info_rcu_free+0x10/0x10 [ 43.409070][ T483] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 43.409255][ T483] rtnl_dellink+0x348/0xa40 [ 43.409409][ T483] ? __pfx_rtnl_dellink+0x10/0x10 [ 43.409568][ T483] ? find_held_lock+0x2c/0x110 [ 43.409716][ T483] ? __lock_release+0x103/0x460 [ 43.409865][ T483] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 43.410011][ T483] ? __pfx___lock_release+0x10/0x10 [ 43.410161][ T483] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 43.410328][ T483] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 43.410478][ T483] ? __pfx_rtnl_dellink+0x10/0x10 [ 43.410627][ T483] rtnetlink_rcv_msg+0x712/0xc10 [ 43.410774][ T483] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 43.410919][ T483] ? hlock_class+0x4e/0x130 [ 43.411065][ T483] ? mark_lock+0x38/0x3e0 [ 43.411176][ T483] ? __lock_acquire+0xb9a/0x1680 [ 43.411327][ T483] netlink_rcv_skb+0x130/0x360 [ 43.411477][ T483] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 43.411625][ T483] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 43.411774][ T483] ? netlink_deliver_tap+0x13e/0x340 [ 43.411928][ T483] ? netlink_deliver_tap+0xc3/0x340 [ 43.412078][ T483] netlink_unicast+0x44b/0x710 [ 43.412226][ T483] ? __pfx_netlink_unicast+0x10/0x10 [ 43.412379][ T483] ? find_held_lock+0x2c/0x110 [ 43.412526][ T483] netlink_sendmsg+0x723/0xbe0 [ 43.412676][ T483] ? __pfx_netlink_sendmsg+0x10/0x10 [ 43.412825][ T483] ____sys_sendmsg+0x7ac/0xa10 [ 43.412974][ T483] ? __pfx_____sys_sendmsg+0x10/0x10 [ 43.413121][ T483] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 43.413305][ T483] ___sys_sendmsg+0xee/0x170 [ 43.413457][ T483] ? __pfx____sys_sendmsg+0x10/0x10 [ 43.413605][ T483] ? kasan_save_stack+0x34/0x50 [ 43.413755][ T483] ? kasan_save_stack+0x24/0x50 [ 43.413904][ T483] ? __kasan_record_aux_stack+0x8e/0xa0 [ 43.414054][ T483] ? __call_rcu_common.constprop.0+0xa1/0x4b0 [ 43.414237][ T483] ? __x64_sys_close+0x7c/0xd0 [ 43.414384][ T483] ? do_syscall_64+0xc1/0x1d0 [ 43.414536][ T483] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.414724][ T483] ? __lock_acquire+0xb9a/0x1680 [ 43.414872][ T483] ? find_held_lock+0x2c/0x110 [ 43.415032][ T483] ? __lock_release+0x103/0x460 [ 43.415180][ T483] ? __virt_addr_valid+0x22b/0x430 [ 43.415328][ T483] ? __pfx___lock_release+0x10/0x10 [ 43.415475][ T483] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 43.415626][ T483] __sys_sendmsg+0x109/0x1a0 [ 43.415772][ T483] ? __pfx___sys_sendmsg+0x10/0x10 [ 43.415919][ T483] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 43.416106][ T483] do_syscall_64+0xc1/0x1d0 [ 43.416251][ T483] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.416433][ T483] RIP: 0033:0x7f2743b3a9a7 [ 43.416590][ T483] 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 [ 43.417111][ T483] RSP: 002b:00007fff02bfc5e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 43.417332][ T483] RAX: ffffffffffffffda RBX: 00007fff02bfcd10 RCX: 00007f2743b3a9a7 [ 43.417550][ T483] RDX: 0000000000000000 RSI: 00007fff02bfc650 RDI: 0000000000000005 [ 43.417776][ T483] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 43.417997][ T483] R10: 00007f27439f8ef8 R11: 0000000000000246 R12: 0000000000000002 [ 43.418218][ T483] R13: 0000000067792f24 R14: 0000000000498600 R15: 0000000000000000 [ 43.418443][ T483] [ 43.436998][ T483] ip (483) used greatest stack depth: 23624 bytes left [ 43.898669][ T490] br1: port 1(veth1) entered disabled state [ 43.962996][ T491] br1: port 2(veth2) entered disabled state [ 44.018600][ T492] veth2: left allmulticast mode [ 44.018799][ T492] veth2: left promiscuous mode [ 44.019066][ T492] br1: port 2(veth2) entered disabled state [ 44.020035][ T492] veth1: left allmulticast mode [ 44.020199][ T492] veth1: left promiscuous mode [ 44.020473][ T492] br1: port 1(veth1) entered disabled state