[ 384.054810][ T4099] gre: GRE over IPv4 demultiplexor driver [ 384.114589][ T4099] ip_gre: GRE over IPv4 tunneling driver [ 385.180982][ T4114] ip6_gre: GRE over IPv6 tunneling driver [ 385.365722][ T69] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 385.479520][ T69] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 385.543561][ T69] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 385.630562][ T65] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 386.225368][ T4128] br1: port 1(veth1) entered blocking state [ 386.225770][ T4128] br1: port 1(veth1) entered disabled state [ 386.226133][ T4128] veth1: entered allmulticast mode [ 386.229510][ T4128] veth1: entered promiscuous mode [ 386.310927][ T69] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 386.355406][ T45] br1: port 1(veth1) entered blocking state [ 386.355828][ T45] br1: port 1(veth1) entered forwarding state [ 386.436394][ T4130] br1: port 2(veth2) entered blocking state [ 386.436723][ T4130] br1: port 2(veth2) entered disabled state [ 386.437034][ T4130] veth2: entered allmulticast mode [ 386.439150][ T4130] veth2: entered promiscuous mode [ 386.532272][ T45] br1: port 2(veth2) entered blocking state [ 386.532722][ T45] br1: port 2(veth2) entered forwarding state [ 386.694829][ T65] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 386.696391][ T65] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 387.185684][ T61] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 387.392069][ T4140] 8021q: 802.1Q VLAN Support v1.8 [ 387.590532][ T9] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 387.782620][ T65] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 388.661109][ T4154] br1: port 3(veth4) entered blocking state [ 388.661441][ T4154] br1: port 3(veth4) entered disabled state [ 388.661756][ T4154] veth4: entered allmulticast mode [ 388.664190][ T4154] veth4: entered promiscuous mode [ 388.665035][ T4154] br1: port 3(veth4) entered blocking state [ 388.665322][ T4154] br1: port 3(veth4) entered forwarding state [ 390.534746][ C0] ip6_tnl_xmit_ctl: 4 callbacks suppressed [ 390.535469][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 395.263766][ T4179] Mirror/redirect action on [ 398.278671][ C2] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 413.638524][ C1] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 444.358609][ C3] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 509.382716][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 632.935594][ T5199] br1: port 3(veth4) entered disabled state [ 638.625559][ T5221] br1: port 3(veth4) entered forwarding state [ 640.454592][ C2] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 649.345495][ T5277] br1: port 3(veth4) entered disabled state [ 654.913854][ T5299] br1: port 3(veth4) entered forwarding state [ 660.690762][ T5329] veth2: left allmulticast mode [ 660.690995][ T5329] veth2: left promiscuous mode [ 660.691325][ T5329] br1: port 2(veth2) entered disabled state [ 660.782696][ T5330] veth4: left allmulticast mode [ 660.783004][ T5330] veth4: left promiscuous mode [ 660.783403][ T5330] br1: port 3(veth4) entered disabled state [ 661.052237][ T5333] [ 661.052375][ T5333] ============================================ [ 661.052579][ T5333] WARNING: possible recursive locking detected [ 661.052767][ T5333] 6.13.0-rc5-virtme #1 Not tainted [ 661.052921][ T5333] -------------------------------------------- [ 661.053120][ T5333] ip/5333 is trying to acquire lock: [ 661.053275][ T5333] ffffffffab7d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 661.053602][ T5333] [ 661.053602][ T5333] but task is already holding lock: [ 661.053817][ T5333] ffffffffab7d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 661.054125][ T5333] [ 661.054125][ T5333] other info that might help us debug this: [ 661.054356][ T5333] Possible unsafe locking scenario: [ 661.054356][ T5333] [ 661.054575][ T5333] CPU0 [ 661.054684][ T5333] ---- [ 661.054793][ T5333] lock((netdev_chain).rwsem); [ 661.054938][ T5333] lock((netdev_chain).rwsem); [ 661.055083][ T5333] [ 661.055083][ T5333] *** DEADLOCK *** [ 661.055083][ T5333] [ 661.055298][ T5333] May be due to missing lock nesting notation [ 661.055298][ T5333] [ 661.055528][ T5333] 2 locks held by ip/5333: [ 661.055678][ T5333] #0: ffffffffab7e7a48 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x228/0xa40 [ 661.055942][ T5333] #1: ffffffffab7d6630 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 661.056251][ T5333] [ 661.056251][ T5333] stack backtrace: [ 661.056436][ T5333] CPU: 3 UID: 0 PID: 5333 Comm: ip Not tainted 6.13.0-rc5-virtme #1 [ 661.056661][ T5333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 661.056843][ T5333] Call Trace: [ 661.056955][ T5333] [ 661.057042][ T5333] dump_stack_lvl+0x82/0xd0 [ 661.057199][ T5333] print_deadlock_bug+0x40a/0x650 [ 661.057356][ T5333] validate_chain+0x5bf/0xae0 [ 661.057511][ T5333] ? __pfx_validate_chain+0x10/0x10 [ 661.057664][ T5333] ? hlock_class+0x4e/0x130 [ 661.057822][ T5333] ? mark_lock+0x38/0x3e0 [ 661.057972][ T5333] __lock_acquire+0xb9a/0x1680 [ 661.058135][ T5333] lock_acquire.part.0+0xeb/0x330 [ 661.058294][ T5333] ? blocking_notifier_call_chain+0x50/0x90 [ 661.058502][ T5333] ? netconsole_process_cleanups_core+0x2e/0x3d0 [ 661.058696][ T5333] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 661.058850][ T5333] ? trace_lock_acquire+0x14c/0x1f0 [ 661.059015][ T5333] ? lock_acquire+0x32/0xc0 [ 661.059171][ T5333] ? blocking_notifier_call_chain+0x50/0x90 [ 661.059363][ T5333] down_read+0x9f/0x340 [ 661.059483][ T5333] ? blocking_notifier_call_chain+0x50/0x90 [ 661.059680][ T5333] ? __pfx_down_read+0x10/0x10 [ 661.059825][ T5333] ? __lock_release+0x103/0x460 [ 661.059972][ T5333] ? netconsole_netdev_event+0x2c1/0x620 [ 661.060124][ T5333] ? __pfx___lock_release+0x10/0x10 [ 661.060274][ T5333] blocking_notifier_call_chain+0x50/0x90 [ 661.060424][ T5333] __netdev_upper_dev_unlink+0xd9/0x220 [ 661.060574][ T5333] ? __pfx___netdev_upper_dev_unlink+0x10/0x10 [ 661.060770][ T5333] ? __mutex_unlock_slowpath+0x14a/0x3d0 [ 661.060923][ T5333] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 661.061113][ T5333] ? rtnl_is_locked+0x15/0x20 [ 661.061272][ T5333] netdev_upper_dev_unlink+0x71/0xa0 [ 661.061421][ T5333] ? __pfx_netdev_upper_dev_unlink+0x10/0x10 [ 661.061624][ T5333] ? netconsole_netdev_event+0x2c1/0x620 [ 661.061781][ T5333] ? mutex_is_locked+0x1c/0x60 [ 661.061929][ T5333] ? rtnl_is_locked+0x15/0x20 [ 661.062089][ T5333] ? netdev_master_upper_dev_get+0x13/0x120 [ 661.062271][ T5333] vrf_device_event+0x78/0xe0 [vrf] [ 661.062443][ T5333] notifier_call_chain+0xcd/0x150 [ 661.062593][ T5333] blocking_notifier_call_chain+0x66/0x90 [ 661.062743][ T5333] unregister_netdevice_many_notify+0xa7b/0x1580 [ 661.062924][ T5333] ? __lock_release+0x103/0x460 [ 661.063071][ T5333] ? __pfx___lock_release+0x10/0x10 [ 661.063219][ T5333] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 661.063423][ T5333] ? hlock_class+0x4e/0x130 [ 661.063583][ T5333] ? mark_held_locks+0x9e/0xe0 [ 661.063743][ T5333] ? __pfx_vlan_info_rcu_free+0x10/0x10 [ 661.063894][ T5333] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 661.064078][ T5333] rtnl_dellink+0x348/0xa40 [ 661.064241][ T5333] ? __pfx_rtnl_dellink+0x10/0x10 [ 661.064409][ T5333] ? find_held_lock+0x2c/0x110 [ 661.064558][ T5333] ? __lock_release+0x103/0x460 [ 661.064711][ T5333] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 661.064870][ T5333] ? __pfx___lock_release+0x10/0x10 [ 661.065026][ T5333] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 661.065180][ T5333] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 661.065330][ T5333] ? __pfx_rtnl_dellink+0x10/0x10 [ 661.065482][ T5333] rtnetlink_rcv_msg+0x712/0xc10 [ 661.065640][ T5333] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 661.065792][ T5333] ? hlock_class+0x4e/0x130 [ 661.065947][ T5333] ? mark_lock+0x38/0x3e0 [ 661.066063][ T5333] ? __lock_acquire+0xb9a/0x1680 [ 661.066210][ T5333] netlink_rcv_skb+0x130/0x360 [ 661.066365][ T5333] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 661.066527][ T5333] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 661.066679][ T5333] ? netlink_deliver_tap+0x13e/0x340 [ 661.066834][ T5333] ? netlink_deliver_tap+0xc3/0x340 [ 661.066983][ T5333] netlink_unicast+0x44b/0x710 [ 661.067136][ T5333] ? __pfx_netlink_unicast+0x10/0x10 [ 661.067289][ T5333] ? find_held_lock+0x2c/0x110 [ 661.067450][ T5333] netlink_sendmsg+0x723/0xbe0 [ 661.067598][ T5333] ? __pfx_netlink_sendmsg+0x10/0x10 [ 661.067748][ T5333] ____sys_sendmsg+0x7ac/0xa10 [ 661.067905][ T5333] ? __pfx_____sys_sendmsg+0x10/0x10 [ 661.068050][ T5333] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 661.068237][ T5333] ___sys_sendmsg+0xee/0x170 [ 661.068398][ T5333] ? __pfx____sys_sendmsg+0x10/0x10 [ 661.068549][ T5333] ? kasan_save_stack+0x34/0x50 [ 661.068696][ T5333] ? kasan_save_stack+0x24/0x50 [ 661.068842][ T5333] ? __kasan_record_aux_stack+0x8e/0xa0 [ 661.068995][ T5333] ? __call_rcu_common.constprop.0+0xa1/0x4b0 [ 661.069180][ T5333] ? __x64_sys_close+0x7c/0xd0 [ 661.069339][ T5333] ? do_syscall_64+0xc1/0x1d0 [ 661.069490][ T5333] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 661.069686][ T5333] ? __lock_acquire+0xb9a/0x1680 [ 661.069834][ T5333] ? find_held_lock+0x2c/0x110 [ 661.069981][ T5333] ? __lock_release+0x103/0x460 [ 661.070134][ T5333] ? __virt_addr_valid+0x22b/0x430 [ 661.070298][ T5333] ? __pfx___lock_release+0x10/0x10 [ 661.070452][ T5333] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 661.070615][ T5333] __sys_sendmsg+0x109/0x1a0 [ 661.070767][ T5333] ? __pfx___sys_sendmsg+0x10/0x10 [ 661.070915][ T5333] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 661.071117][ T5333] do_syscall_64+0xc1/0x1d0 [ 661.071272][ T5333] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 661.071467][ T5333] RIP: 0033:0x7fe4478389a7 [ 661.071626][ T5333] 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 [ 661.072140][ T5333] RSP: 002b:00007fff782cf778 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 661.072366][ T5333] RAX: ffffffffffffffda RBX: 00007fff782cfea0 RCX: 00007fe4478389a7 [ 661.072591][ T5333] RDX: 0000000000000000 RSI: 00007fff782cf7e0 RDI: 0000000000000005 [ 661.072811][ T5333] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 661.073033][ T5333] R10: 00007fe4476f6ef8 R11: 0000000000000246 R12: 0000000000000002 [ 661.073263][ T5333] R13: 000000006779286e R14: 0000000000498600 R15: 0000000000000000 [ 661.073488][ T5333] [ 661.517780][ T5340] br1: port 1(veth1) entered disabled state [ 661.632788][ T5342] veth1: left allmulticast mode [ 661.633009][ T5342] veth1: left promiscuous mode [ 661.633310][ T5342] br1: port 1(veth1) entered disabled state