[ 13.490489][ T302] 8021q: 802.1Q VLAN Support v1.8 [ 17.184944][ T351] br1: port 1(vx10) entered blocking state [ 17.185724][ T351] br1: port 1(vx10) entered disabled state [ 17.186106][ T351] vx10: entered allmulticast mode [ 17.188098][ T351] vx10: entered promiscuous mode [ 17.188955][ T351] br1: port 1(vx10) entered blocking state [ 17.189295][ T351] br1: port 1(vx10) entered forwarding state [ 17.523180][ T356] br1: port 2(vx20) entered blocking state [ 17.523452][ T356] br1: port 2(vx20) entered disabled state [ 17.523720][ T356] vx20: entered allmulticast mode [ 17.526299][ T356] vx20: entered promiscuous mode [ 17.527091][ T356] br1: port 2(vx20) entered blocking state [ 17.527342][ T356] br1: port 2(vx20) entered forwarding state [ 17.662832][ T358] br1: port 3(veth1) entered blocking state [ 17.663407][ T358] br1: port 3(veth1) entered disabled state [ 17.663685][ T358] veth1: entered allmulticast mode [ 17.665774][ T358] veth1: entered promiscuous mode [ 17.742269][ T151] br1: port 3(veth1) entered blocking state [ 17.742659][ T151] br1: port 3(veth1) entered forwarding state [ 18.124992][ T363] br1: port 4(veth2) entered blocking state [ 18.125321][ T363] br1: port 4(veth2) entered disabled state [ 18.125612][ T363] veth2: entered allmulticast mode [ 18.127618][ T363] veth2: entered promiscuous mode [ 18.198881][ T68] br1: port 4(veth2) entered blocking state [ 18.199238][ T68] br1: port 4(veth2) entered forwarding state [ 21.216561][ T415] br2: port 1(w1) entered blocking state [ 21.216808][ T415] br2: port 1(w1) entered disabled state [ 21.217063][ T415] w1: entered allmulticast mode [ 21.218893][ T415] w1: entered promiscuous mode [ 21.800783][ T423] br2: port 2(vx10) entered blocking state [ 21.801146][ T423] br2: port 2(vx10) entered disabled state [ 21.801405][ T423] vx10: entered allmulticast mode [ 21.803248][ T423] vx10: entered promiscuous mode [ 21.803788][ T423] br2: port 2(vx10) entered blocking state [ 21.804036][ T423] br2: port 2(vx10) entered forwarding state [ 22.317929][ T430] br2: port 3(vx20) entered blocking state [ 22.318703][ T430] br2: port 3(vx20) entered disabled state [ 22.318985][ T430] vx20: entered allmulticast mode [ 22.320807][ T430] vx20: entered promiscuous mode [ 22.321328][ T430] br2: port 3(vx20) entered blocking state [ 22.321586][ T430] br2: port 3(vx20) entered forwarding state [ 22.973825][ T151] br2: port 1(w1) entered blocking state [ 22.974459][ T151] br2: port 1(w1) entered forwarding state [ 25.120634][ T472] br2: port 1(w1) entered blocking state [ 25.120925][ T472] br2: port 1(w1) entered disabled state [ 25.121156][ T472] w1: entered allmulticast mode [ 25.122999][ T472] w1: entered promiscuous mode [ 25.673249][ T480] br2: port 2(vx10) entered blocking state [ 25.673532][ T480] br2: port 2(vx10) entered disabled state [ 25.673787][ T480] vx10: entered allmulticast mode [ 25.675597][ T480] vx10: entered promiscuous mode [ 25.676150][ T480] br2: port 2(vx10) entered blocking state [ 25.676582][ T480] br2: port 2(vx10) entered forwarding state [ 26.195596][ T487] br2: port 3(vx20) entered blocking state [ 26.195951][ T487] br2: port 3(vx20) entered disabled state [ 26.196535][ T487] vx20: entered allmulticast mode [ 26.198392][ T487] vx20: entered promiscuous mode [ 26.198882][ T487] br2: port 3(vx20) entered blocking state [ 26.199131][ T487] br2: port 3(vx20) entered forwarding state [ 26.800510][ T151] br2: port 1(w1) entered blocking state [ 26.800752][ T151] br2: port 1(w1) entered forwarding state [ 37.170125][ T574] GACT probability NOT on [ 139.264237][ T934] [ 139.264532][ T934] ============================= [ 139.264707][ T934] WARNING: suspicious RCU usage [ 139.264880][ T934] 6.14.0-rc6-virtme #1 Not tainted [ 139.265064][ T934] ----------------------------- [ 139.265240][ T934] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 139.265539][ T934] [ 139.265539][ T934] other info that might help us debug this: [ 139.265539][ T934] [ 139.265890][ T934] [ 139.265890][ T934] rcu_scheduler_active = 2, debug_locks = 1 [ 139.266146][ T934] 1 lock held by mausezahn/934: [ 139.266336][ T934] #0: ffffffff9895b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0 [ 139.266646][ T934] [ 139.266646][ T934] stack backtrace: [ 139.266855][ T934] CPU: 3 UID: 0 PID: 934 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1 [ 139.266860][ T934] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.266862][ T934] Call Trace: [ 139.266864][ T934] [ 139.266866][ T934] dump_stack_lvl+0xb0/0xd0 [ 139.266874][ T934] lockdep_rcu_suspicious+0x1ea/0x280 [ 139.266885][ T934] dev_hard_start_xmit+0x2fc/0x3f0 [ 139.266896][ T934] __dev_queue_xmit+0xfaf/0x18d0 [ 139.266910][ T934] ? __pfx___dev_queue_xmit+0x10/0x10 [ 139.266914][ T934] ? packet_parse_headers+0x231/0x9c0 [ 139.266923][ T934] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 139.266929][ T934] ? __pfx_packet_parse_headers+0x10/0x10 [ 139.266934][ T934] ? skb_copy_datagram_from_iter+0xe6/0x6f0 [ 139.266940][ T934] ? dev_get_by_index+0xb2/0x190 [ 139.266951][ T934] packet_snd+0xd0c/0x19d0 [ 139.266963][ T934] ? __lock_release+0x103/0x460 [ 139.266967][ T934] ? __might_fault+0x11b/0x170 [ 139.266974][ T934] ? __pfx_packet_snd+0x10/0x10 [ 139.266976][ T934] ? trace_lock_acquire+0x14c/0x1f0 [ 139.266979][ T934] ? __might_fault+0x11b/0x170 [ 139.266985][ T934] ? lock_acquire+0x32/0xc0 [ 139.266992][ T934] ? __might_fault+0x11b/0x170 [ 139.267005][ T934] __sys_sendto+0x3c3/0x450 [ 139.267011][ T934] ? __pfx___sys_sendto+0x10/0x10 [ 139.267026][ T934] ? sock_ioctl+0x3b6/0x590 [ 139.267045][ T934] ? __sys_setsockopt+0xec/0x160 [ 139.267053][ T934] __x64_sys_sendto+0xe0/0x1c0 [ 139.267058][ T934] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 139.267063][ T934] do_syscall_64+0xc1/0x1d0 [ 139.267071][ T934] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.267076][ T934] RIP: 0033:0x7f3032befa4a [ 139.267081][ T934] 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 [ 139.267084][ T934] RSP: 002b:00007ffd22fbc358 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 139.267087][ T934] RAX: ffffffffffffffda RBX: 0000000007983080 RCX: 00007f3032befa4a [ 139.267090][ T934] RDX: 0000000000000082 RSI: 0000000007983372 RDI: 0000000000000006 [ 139.267092][ T934] RBP: 0000000007983372 R08: 00007ffd22fbc360 R09: 0000000000000014 [ 139.267094][ T934] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 139.267096][ T934] R13: 0000000000000082 R14: 00007ffd22fbc360 R15: 0000000000000001 [ 139.267112][ T934] [ 164.751625][ T1375] veth3: entered promiscuous mode [ 217.023785][ T2302] veth3: left promiscuous mode [ 217.519803][ T2308] veth3: entered promiscuous mode [ 270.200818][ T3235] veth3: left promiscuous mode [ 271.131068][ T3253] vx20: left allmulticast mode [ 271.131321][ T3253] vx20: left promiscuous mode [ 271.131655][ T3253] br1: port 2(vx20) entered disabled state [ 271.220125][ T3254] vx10: left allmulticast mode [ 271.220492][ T3254] vx10: left promiscuous mode [ 271.220979][ T3254] br1: port 1(vx10) entered disabled state [ 276.680945][ T3259] br1: port 1(vx10) entered blocking state [ 276.681286][ T3259] br1: port 1(vx10) entered disabled state [ 276.681590][ T3259] vx10: entered allmulticast mode [ 276.683506][ T3259] vx10: entered promiscuous mode [ 276.684427][ T3259] br1: port 1(vx10) entered blocking state [ 276.684701][ T3259] br1: port 1(vx10) entered forwarding state [ 276.839651][ T3261] br1: port 2(vx20) entered blocking state [ 276.839982][ T3261] br1: port 2(vx20) entered disabled state [ 276.840298][ T3261] vx20: entered allmulticast mode [ 276.843259][ T3261] vx20: entered promiscuous mode [ 276.851621][ T3261] br1: port 2(vx20) entered blocking state [ 276.851966][ T3261] br1: port 2(vx20) entered forwarding state [ 415.879228][ T4090] veth3: entered promiscuous mode [ 471.935666][ T5017] veth3: left promiscuous mode [ 472.443445][ T5023] veth3: entered promiscuous mode [ 525.967178][ T5950] veth3: left promiscuous mode [ 868.166628][ T67] vx20: left allmulticast mode [ 868.166938][ T67] vx20: left promiscuous mode [ 868.167308][ T67] br2: port 3(vx20) entered disabled state [ 868.170314][ T67] vx10: left allmulticast mode [ 868.170547][ T67] vx10: left promiscuous mode [ 868.170839][ T67] br2: port 2(vx10) entered disabled state [ 868.172817][ T67] w1: left allmulticast mode [ 868.173204][ T67] w1: left promiscuous mode [ 868.173537][ T67] br2: port 1(w1) entered disabled state [ 868.568714][T10488] ip (10488) used greatest stack depth: 23952 bytes left [ 868.641327][ T67] vx20: left allmulticast mode [ 868.641563][ T67] vx20: left promiscuous mode [ 868.641935][ T67] br2: port 3(vx20) entered disabled state [ 868.643652][ T67] vx10: left allmulticast mode [ 868.643868][ T67] vx10: left promiscuous mode [ 868.644576][ T67] br2: port 2(vx10) entered disabled state [ 868.646732][ T67] w1: left allmulticast mode [ 868.646973][ T67] w1: left promiscuous mode [ 868.647335][ T67] br2: port 1(w1) entered disabled state [ 869.093218][T10494] ip (10494) used greatest stack depth: 23888 bytes left [ 871.005183][T10516] br1: port 4(veth2) entered disabled state [ 871.097071][T10518] veth2: left allmulticast mode [ 871.097303][T10518] veth2: left promiscuous mode [ 871.097614][T10518] br1: port 4(veth2) entered disabled state [ 871.506076][T10522] br1: port 3(veth1) entered disabled state [ 871.594436][T10523] veth1: left allmulticast mode [ 871.594680][T10523] veth1: left promiscuous mode [ 871.594987][T10523] br1: port 3(veth1) entered disabled state [ 871.732744][T10525] vx20: left allmulticast mode [ 871.732996][T10525] vx20: left promiscuous mode [ 871.733348][T10525] br1: port 2(vx20) entered disabled state [ 872.090780][T10529] vx10: left allmulticast mode [ 872.091338][T10529] vx10: left promiscuous mode [ 872.091650][T10529] br1: port 1(vx10) entered disabled state