[ 15.686091][ T328] br1: port 1(vx10) entered blocking state [ 15.686967][ T328] br1: port 1(vx10) entered disabled state [ 15.687425][ T328] vx10: entered allmulticast mode [ 15.689731][ T328] vx10: entered promiscuous mode [ 15.691266][ T328] br1: port 1(vx10) entered blocking state [ 15.691654][ T328] br1: port 1(vx10) entered forwarding state [ 16.024224][ T333] br1: port 2(vx20) entered blocking state [ 16.024560][ T333] br1: port 2(vx20) entered disabled state [ 16.024872][ T333] vx20: entered allmulticast mode [ 16.026789][ T333] vx20: entered promiscuous mode [ 16.027565][ T333] br1: port 2(vx20) entered blocking state [ 16.027885][ T333] br1: port 2(vx20) entered forwarding state [ 16.185461][ T335] br1: port 3(veth1) entered blocking state [ 16.186582][ T335] br1: port 3(veth1) entered disabled state [ 16.186873][ T335] veth1: entered allmulticast mode [ 16.188841][ T335] veth1: entered promiscuous mode [ 16.262770][ T40] br1: port 3(veth1) entered blocking state [ 16.263171][ T40] br1: port 3(veth1) entered forwarding state [ 16.409502][ T338] br1: port 4(veth2) entered blocking state [ 16.409819][ T338] br1: port 4(veth2) entered disabled state [ 16.410122][ T338] veth2: entered allmulticast mode [ 16.412017][ T338] veth2: entered promiscuous mode [ 16.482934][ T40] br1: port 4(veth2) entered blocking state [ 16.483270][ T40] br1: port 4(veth2) entered forwarding state [ 17.117973][ T348] 8021q: 802.1Q VLAN Support v1.8 [ 17.398620][ T351] br1: entered promiscuous mode [ 17.402712][ T351] br1: left promiscuous mode [ 17.419608][ T351] br1: entered promiscuous mode [ 22.620422][ T431] br1: port 1(vx10) entered blocking state [ 22.621263][ T431] br1: port 1(vx10) entered disabled state [ 22.621531][ T431] vx10: entered allmulticast mode [ 22.623426][ T431] vx10: entered promiscuous mode [ 22.624398][ T431] br1: port 1(vx10) entered blocking state [ 22.624662][ T431] br1: port 1(vx10) entered forwarding state [ 22.989976][ T435] br1: port 2(vx20) entered blocking state [ 22.990409][ T435] br1: port 2(vx20) entered disabled state [ 22.990861][ T435] vx20: entered allmulticast mode [ 22.994163][ T435] vx20: entered promiscuous mode [ 22.995351][ T435] br1: port 2(vx20) entered blocking state [ 22.996034][ T435] br1: port 2(vx20) entered forwarding state [ 23.143826][ T437] br1: port 3(w1) entered blocking state [ 23.144058][ T437] br1: port 3(w1) entered disabled state [ 23.144278][ T437] w1: entered allmulticast mode [ 23.146160][ T437] w1: entered promiscuous mode [ 23.236205][ T38] br1: port 3(w1) entered blocking state [ 23.236447][ T38] br1: port 3(w1) entered forwarding state [ 23.394231][ T440] br1: port 4(w3) entered blocking state [ 23.394497][ T440] br1: port 4(w3) entered disabled state [ 23.394749][ T440] w3: entered allmulticast mode [ 23.396655][ T440] w3: entered promiscuous mode [ 23.460672][ T40] br1: port 4(w3) entered blocking state [ 23.460988][ T40] br1: port 4(w3) entered forwarding state [ 24.182284][ T450] br1: entered promiscuous mode [ 24.184398][ T450] br1: left promiscuous mode [ 24.198761][ T450] br1: entered promiscuous mode [ 25.039147][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 25.040997][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 25.041474][ C1] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 25.150158][ C0] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 25.406257][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 25.407115][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 25.799034][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 29.374427][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 37.374790][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 49.160118][ T674] GACT probability NOT on [ 49.262071][ T675] [ 49.262362][ T675] ============================= [ 49.262562][ T675] WARNING: suspicious RCU usage [ 49.262773][ T675] 6.14.0-rc6-virtme #1 Not tainted [ 49.262968][ T675] ----------------------------- [ 49.263158][ T675] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 49.263541][ T675] [ 49.263541][ T675] other info that might help us debug this: [ 49.263541][ T675] [ 49.263940][ T675] [ 49.263940][ T675] rcu_scheduler_active = 2, debug_locks = 1 [ 49.264224][ T675] 1 lock held by arping/675: [ 49.264444][ T675] #0: ffffffff8895b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0 [ 49.264797][ T675] [ 49.264797][ T675] stack backtrace: [ 49.265040][ T675] CPU: 2 UID: 0 PID: 675 Comm: arping Not tainted 6.14.0-rc6-virtme #1 [ 49.265045][ T675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.265047][ T675] Call Trace: [ 49.265048][ T675] [ 49.265051][ T675] dump_stack_lvl+0xb0/0xd0 [ 49.265060][ T675] lockdep_rcu_suspicious+0x1ea/0x280 [ 49.265075][ T675] dev_hard_start_xmit+0x2fc/0x3f0 [ 49.265092][ T675] __dev_queue_xmit+0xfaf/0x18d0 [ 49.265114][ T675] ? __pfx___dev_queue_xmit+0x10/0x10 [ 49.265120][ T675] ? packet_parse_headers+0x231/0x9c0 [ 49.265130][ T675] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 49.265136][ T675] ? __pfx_packet_parse_headers+0x10/0x10 [ 49.265140][ T675] ? skb_copy_datagram_from_iter+0xe6/0x6f0 [ 49.265146][ T675] ? dev_get_by_index+0xb2/0x190 [ 49.265157][ T675] packet_snd+0xd0c/0x19d0 [ 49.265169][ T675] ? __lock_release+0x103/0x460 [ 49.265173][ T675] ? __might_fault+0x11b/0x170 [ 49.265180][ T675] ? __pfx_packet_snd+0x10/0x10 [ 49.265182][ T675] ? trace_lock_acquire+0x14c/0x1f0 [ 49.265184][ T675] ? __pfx___lock_release+0x10/0x10 [ 49.265191][ T675] ? lock_acquire+0x32/0xc0 [ 49.265198][ T675] ? __might_fault+0x11b/0x170 [ 49.265209][ T675] __sys_sendto+0x3c3/0x450 [ 49.265215][ T675] ? __pfx___sys_sendto+0x10/0x10 [ 49.265226][ T675] ? __lock_release+0x103/0x460 [ 49.265231][ T675] ? __pfx___lock_release+0x10/0x10 [ 49.265240][ T675] ? __pfx___up_read+0x10/0x10 [ 49.265248][ T675] ? do_user_addr_fault+0x374/0xe30 [ 49.265258][ T675] ? do_user_addr_fault+0x374/0xe30 [ 49.265265][ T675] __x64_sys_sendto+0xe0/0x1c0 [ 49.265268][ T675] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 49.265274][ T675] do_syscall_64+0xc1/0x1d0 [ 49.265281][ T675] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.265286][ T675] RIP: 0033:0x7f8f1e0e6a4a [ 49.265290][ T675] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89 [ 49.265293][ T675] RSP: 002b:00007ffc1604fb28 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 49.265296][ T675] RAX: ffffffffffffffda RBX: 0000000000000100 RCX: 00007f8f1e0e6a4a [ 49.265298][ T675] RDX: 000000000000001c RSI: 00007ffc1604fb40 RDI: 0000000000000005 [ 49.265300][ T675] RBP: 00007ffc1604fc90 R08: 00007ffc160510f0 R09: 0000000000000014 [ 49.265302][ T675] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc160513c8 [ 49.265304][ T675] R13: 00000000004047b4 R14: 0000000000407de0 R15: 00007f8f1e1ec000 [ 49.265320][ T675] [ 53.758340][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 54.240404][ T69] w3: left allmulticast mode [ 54.240764][ T69] w3: left promiscuous mode [ 54.241124][ T69] br1: port 4(w3) entered disabled state [ 54.244157][ T69] w1: left allmulticast mode [ 54.244370][ T69] w1: left promiscuous mode [ 54.244700][ T69] br1: port 3(w1) entered disabled state [ 54.247048][ T69] vx20: left allmulticast mode [ 54.247271][ T69] vx20: left promiscuous mode [ 54.247598][ T69] br1: port 2(vx20) entered disabled state [ 54.248917][ T69] vx10: left allmulticast mode [ 54.249139][ T69] vx10: left promiscuous mode [ 54.249567][ T69] br1: port 1(vx10) entered disabled state [ 56.277638][ T805] br1: left promiscuous mode [ 56.927510][ T811] br1: port 4(veth2) entered disabled state [ 57.001941][ T812] veth2: left allmulticast mode [ 57.002214][ T812] veth2: left promiscuous mode [ 57.002614][ T812] br1: port 4(veth2) entered disabled state [ 57.166334][ T814] br1: port 3(veth1) entered disabled state [ 57.238929][ T815] veth1: left allmulticast mode [ 57.239192][ T815] veth1: left promiscuous mode [ 57.239541][ T815] br1: port 3(veth1) entered disabled state [ 57.378932][ T817] vx20: left allmulticast mode [ 57.379186][ T817] vx20: left promiscuous mode [ 57.379504][ T817] br1: port 2(vx20) entered disabled state [ 57.753705][ T821] vx10: left allmulticast mode [ 57.753941][ T821] vx10: left promiscuous mode [ 57.754254][ T821] br1: port 1(vx10) entered disabled state