[ 13.614025][ T300] 8021q: 802.1Q VLAN Support v1.8 [ 17.199769][ T349] br1: port 1(vx10) entered blocking state [ 17.200246][ T349] br1: port 1(vx10) entered disabled state [ 17.200647][ T349] vx10: entered allmulticast mode [ 17.202829][ T349] vx10: entered promiscuous mode [ 17.203890][ T349] br1: port 1(vx10) entered blocking state [ 17.204234][ T349] br1: port 1(vx10) entered forwarding state [ 17.589887][ T354] br1: port 2(vx20) entered blocking state [ 17.590305][ T354] br1: port 2(vx20) entered disabled state [ 17.590722][ T354] vx20: entered allmulticast mode [ 17.594005][ T354] vx20: entered promiscuous mode [ 17.595824][ T354] br1: port 2(vx20) entered blocking state [ 17.596258][ T354] br1: port 2(vx20) entered forwarding state [ 17.759485][ T356] br1: port 3(veth1) entered blocking state [ 17.759831][ T356] br1: port 3(veth1) entered disabled state [ 17.760258][ T356] veth1: entered allmulticast mode [ 17.762364][ T356] veth1: entered promiscuous mode [ 17.846344][ T150] br1: port 3(veth1) entered blocking state [ 17.846929][ T150] br1: port 3(veth1) entered forwarding state [ 18.192516][ T361] br1: port 4(veth2) entered blocking state [ 18.192801][ T361] br1: port 4(veth2) entered disabled state [ 18.193077][ T361] veth2: entered allmulticast mode [ 18.194959][ T361] veth2: entered promiscuous mode [ 18.296048][ T39] br1: port 4(veth2) entered blocking state [ 18.296354][ T39] br1: port 4(veth2) entered forwarding state [ 21.621300][ T411] br2: port 1(w1) entered blocking state [ 21.621595][ T411] br2: port 1(w1) entered disabled state [ 21.621828][ T411] w1: entered allmulticast mode [ 21.624186][ T411] w1: entered promiscuous mode [ 22.274445][ T419] br2: port 2(vx10) entered blocking state [ 22.274810][ T419] br2: port 2(vx10) entered disabled state [ 22.275077][ T419] vx10: entered allmulticast mode [ 22.278163][ T419] vx10: entered promiscuous mode [ 22.278695][ T419] br2: port 2(vx10) entered blocking state [ 22.278931][ T419] br2: port 2(vx10) entered forwarding state [ 22.873647][ T426] br2: port 3(vx20) entered blocking state [ 22.873995][ T426] br2: port 3(vx20) entered disabled state [ 22.874279][ T426] vx20: entered allmulticast mode [ 22.876108][ T426] vx20: entered promiscuous mode [ 22.876614][ T426] br2: port 3(vx20) entered blocking state [ 22.876851][ T426] br2: port 3(vx20) entered forwarding state [ 23.521614][ T150] br2: port 1(w1) entered blocking state [ 23.521982][ T150] br2: port 1(w1) entered forwarding state [ 25.942828][ T468] br2: port 1(w1) entered blocking state [ 25.943096][ T468] br2: port 1(w1) entered disabled state [ 25.944023][ T468] w1: entered allmulticast mode [ 25.945873][ T468] w1: entered promiscuous mode [ 26.560089][ T476] br2: port 2(vx10) entered blocking state [ 26.560468][ T476] br2: port 2(vx10) entered disabled state [ 26.560726][ T476] vx10: entered allmulticast mode [ 26.562583][ T476] vx10: entered promiscuous mode [ 26.563138][ T476] br2: port 2(vx10) entered blocking state [ 26.563396][ T476] br2: port 2(vx10) entered forwarding state [ 27.136473][ T483] br2: port 3(vx20) entered blocking state [ 27.136758][ T483] br2: port 3(vx20) entered disabled state [ 27.137060][ T483] vx20: entered allmulticast mode [ 27.145989][ T483] vx20: entered promiscuous mode [ 27.147402][ T483] br2: port 3(vx20) entered blocking state [ 27.147667][ T483] br2: port 3(vx20) entered forwarding state [ 27.787490][ T46] br2: port 1(w1) entered blocking state [ 27.787774][ T46] br2: port 1(w1) entered forwarding state [ 38.453819][ T570] GACT probability NOT on [ 140.142185][ T930] [ 140.142466][ T930] ============================= [ 140.142898][ T930] WARNING: suspicious RCU usage [ 140.143057][ T930] 6.14.0-rc6-virtme #1 Not tainted [ 140.143232][ T930] ----------------------------- [ 140.143384][ T930] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 140.143639][ T930] [ 140.143639][ T930] other info that might help us debug this: [ 140.143639][ T930] [ 140.143946][ T930] [ 140.143946][ T930] rcu_scheduler_active = 2, debug_locks = 1 [ 140.144204][ T930] 1 lock held by mausezahn/930: [ 140.144360][ T930] #0: ffffffffbcf5b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0 [ 140.144647][ T930] [ 140.144647][ T930] stack backtrace: [ 140.144840][ T930] CPU: 0 UID: 0 PID: 930 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1 [ 140.144845][ T930] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.144847][ T930] Call Trace: [ 140.144849][ T930] [ 140.144852][ T930] dump_stack_lvl+0xb0/0xd0 [ 140.144860][ T930] lockdep_rcu_suspicious+0x1ea/0x280 [ 140.144872][ T930] dev_hard_start_xmit+0x2fc/0x3f0 [ 140.144882][ T930] __dev_queue_xmit+0xfaf/0x18d0 [ 140.144896][ T930] ? __pfx___dev_queue_xmit+0x10/0x10 [ 140.144900][ T930] ? packet_parse_headers+0x231/0x9c0 [ 140.144910][ T930] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 140.144917][ T930] ? __pfx_packet_parse_headers+0x10/0x10 [ 140.144921][ T930] ? skb_copy_datagram_from_iter+0xe6/0x6f0 [ 140.144927][ T930] ? dev_get_by_index+0xb2/0x190 [ 140.144939][ T930] packet_snd+0xd0c/0x19d0 [ 140.144951][ T930] ? __lock_release+0x103/0x460 [ 140.144955][ T930] ? __might_fault+0x11b/0x170 [ 140.144963][ T930] ? __pfx_packet_snd+0x10/0x10 [ 140.144965][ T930] ? trace_lock_acquire+0x14c/0x1f0 [ 140.144967][ T930] ? __might_fault+0x11b/0x170 [ 140.144974][ T930] ? lock_acquire+0x32/0xc0 [ 140.144980][ T930] ? __might_fault+0x11b/0x170 [ 140.144991][ T930] __sys_sendto+0x3c3/0x450 [ 140.144998][ T930] ? __pfx___sys_sendto+0x10/0x10 [ 140.145012][ T930] ? sock_ioctl+0x3b6/0x590 [ 140.145032][ T930] ? __sys_setsockopt+0xec/0x160 [ 140.145041][ T930] __x64_sys_sendto+0xe0/0x1c0 [ 140.145045][ T930] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 140.145050][ T930] do_syscall_64+0xc1/0x1d0 [ 140.145059][ T930] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 140.145066][ T930] RIP: 0033:0x7fcccf02ea4a [ 140.145071][ T930] 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 [ 140.145074][ T930] RSP: 002b:00007ffe0c69c338 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 140.145077][ T930] RAX: ffffffffffffffda RBX: 0000000038c7b080 RCX: 00007fcccf02ea4a [ 140.145079][ T930] RDX: 0000000000000082 RSI: 0000000038c7b372 RDI: 0000000000000006 [ 140.145081][ T930] RBP: 0000000038c7b372 R08: 00007ffe0c69c340 R09: 0000000000000014 [ 140.145083][ T930] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 140.145085][ T930] R13: 0000000000000082 R14: 00007ffe0c69c340 R15: 0000000000000001 [ 140.145101][ T930] [ 163.689213][ T1371] veth3: entered promiscuous mode [ 212.435833][ T2298] veth3: left promiscuous mode [ 212.898524][ T2304] veth3: entered promiscuous mode [ 260.271900][ T3231] veth3: left promiscuous mode [ 261.172702][ T3249] vx20: left allmulticast mode [ 261.172956][ T3249] vx20: left promiscuous mode [ 261.173346][ T3249] br1: port 2(vx20) entered disabled state [ 261.182624][ T3249] ip (3249) used greatest stack depth: 23816 bytes left [ 261.246407][ T3250] vx10: left allmulticast mode [ 261.246655][ T3250] vx10: left promiscuous mode [ 261.246962][ T3250] br1: port 1(vx10) entered disabled state [ 266.651164][ T3255] br1: port 1(vx10) entered blocking state [ 266.651467][ T3255] br1: port 1(vx10) entered disabled state [ 266.651747][ T3255] vx10: entered allmulticast mode [ 266.654006][ T3255] vx10: entered promiscuous mode [ 266.654550][ T3255] br1: port 1(vx10) entered blocking state [ 266.654792][ T3255] br1: port 1(vx10) entered forwarding state [ 266.839308][ T3257] br1: port 2(vx20) entered blocking state [ 266.839609][ T3257] br1: port 2(vx20) entered disabled state [ 266.839887][ T3257] vx20: entered allmulticast mode [ 266.841839][ T3257] vx20: entered promiscuous mode [ 266.842764][ T3257] br1: port 2(vx20) entered blocking state [ 266.843009][ T3257] br1: port 2(vx20) entered forwarding state [ 400.746544][ T4086] veth3: entered promiscuous mode [ 448.544445][ T5013] veth3: left promiscuous mode [ 448.962203][ T5019] veth3: entered promiscuous mode [ 497.222522][ T5946] veth3: left promiscuous mode [ 802.569096][T10481] ip (10481) used greatest stack depth: 23424 bytes left [ 802.641426][ T67] vx20: left allmulticast mode [ 802.641715][ T67] vx20: left promiscuous mode [ 802.642107][ T67] br2: port 3(vx20) entered disabled state [ 802.644567][ T67] vx10: left allmulticast mode [ 802.644752][ T67] vx10: left promiscuous mode [ 802.645036][ T67] br2: port 2(vx10) entered disabled state [ 802.647761][ T67] w1: left allmulticast mode [ 802.648075][ T67] w1: left promiscuous mode [ 802.648392][ T67] br2: port 1(w1) entered disabled state [ 803.067761][ T67] vx20: left allmulticast mode [ 803.067982][ T67] vx20: left promiscuous mode [ 803.068718][ T67] br2: port 3(vx20) entered disabled state [ 803.071034][ T67] vx10: left allmulticast mode [ 803.071392][ T67] vx10: left promiscuous mode [ 803.071802][ T67] br2: port 2(vx10) entered disabled state [ 803.074676][ T67] w1: left allmulticast mode [ 803.074879][ T67] w1: left promiscuous mode [ 803.075270][ T67] br2: port 1(w1) entered disabled state [ 805.168593][T10512] br1: port 4(veth2) entered disabled state [ 805.234226][T10514] veth2: left allmulticast mode [ 805.234446][T10514] veth2: left promiscuous mode [ 805.234748][T10514] br1: port 4(veth2) entered disabled state [ 805.548052][T10518] br1: port 3(veth1) entered disabled state [ 805.626707][T10519] veth1: left allmulticast mode [ 805.626924][T10519] veth1: left promiscuous mode [ 805.627257][T10519] br1: port 3(veth1) entered disabled state [ 805.763700][T10521] vx20: left allmulticast mode [ 805.763918][T10521] vx20: left promiscuous mode [ 805.764237][T10521] br1: port 2(vx20) entered disabled state [ 806.084888][T10525] vx10: left allmulticast mode [ 806.085105][T10525] vx10: left promiscuous mode [ 806.085419][T10525] br1: port 1(vx10) entered disabled state