[ 16.135704][ T328] br1: port 1(vx1) entered blocking state [ 16.136142][ T328] br1: port 1(vx1) entered disabled state [ 16.136512][ T328] vx1: entered allmulticast mode [ 16.139597][ T328] vx1: entered promiscuous mode [ 16.141805][ T328] br1: port 1(vx1) entered blocking state [ 16.142138][ T328] br1: port 1(vx1) entered forwarding state [ 16.226188][ T329] br1: port 2(veth1) entered blocking state [ 16.226545][ T329] br1: port 2(veth1) entered disabled state [ 16.226866][ T329] veth1: entered allmulticast mode [ 16.228816][ T329] veth1: entered promiscuous mode [ 16.324155][ T41] br1: port 2(veth1) entered blocking state [ 16.324799][ T41] br1: port 2(veth1) entered forwarding state [ 16.412098][ T331] br1: port 3(veth2) entered blocking state [ 16.412414][ T331] br1: port 3(veth2) entered disabled state [ 16.412743][ T331] veth2: entered allmulticast mode [ 16.415467][ T331] veth2: entered promiscuous mode [ 16.500726][ T46] br1: port 3(veth2) entered blocking state [ 16.501034][ T46] br1: port 3(veth2) entered forwarding state [ 19.683258][ T377] br2: port 1(w1) entered blocking state [ 19.683519][ T377] br2: port 1(w1) entered disabled state [ 19.683768][ T377] w1: entered allmulticast mode [ 19.686348][ T377] w1: entered promiscuous mode [ 20.156459][ T383] br2: port 2(vx2) entered blocking state [ 20.156748][ T383] br2: port 2(vx2) entered disabled state [ 20.156986][ T383] vx2: entered allmulticast mode [ 20.158946][ T383] vx2: entered promiscuous mode [ 20.159750][ T383] br2: port 2(vx2) entered blocking state [ 20.159981][ T383] br2: port 2(vx2) entered forwarding state [ 20.741165][ T46] br2: port 1(w1) entered blocking state [ 20.741714][ T46] br2: port 1(w1) entered forwarding state [ 22.410161][ T414] br2: port 1(w1) entered blocking state [ 22.410415][ T414] br2: port 1(w1) entered disabled state [ 22.410648][ T414] w1: entered allmulticast mode [ 22.413653][ T414] w1: entered promiscuous mode [ 22.937160][ T420] br2: port 2(vx2) entered blocking state [ 22.937403][ T420] br2: port 2(vx2) entered disabled state [ 22.937637][ T420] vx2: entered allmulticast mode [ 22.939547][ T420] vx2: entered promiscuous mode [ 22.940633][ T420] br2: port 2(vx2) entered blocking state [ 22.940922][ T420] br2: port 2(vx2) entered forwarding state [ 23.624554][ T41] br2: port 1(w1) entered blocking state [ 23.624880][ T41] br2: port 1(w1) entered forwarding state [ 35.461327][ T511] GACT probability NOT on [ 35.481515][ T509] tc (509) used greatest stack depth: 23640 bytes left [ 39.896655][ T605] [ 39.897075][ T605] ============================= [ 39.897292][ T605] WARNING: suspicious RCU usage [ 39.897509][ T605] 6.14.0-rc6-virtme #1 Not tainted [ 39.897743][ T605] ----------------------------- [ 39.897997][ T605] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 39.898442][ T605] [ 39.898442][ T605] other info that might help us debug this: [ 39.898442][ T605] [ 39.898943][ T605] [ 39.898943][ T605] rcu_scheduler_active = 2, debug_locks = 1 [ 39.899344][ T605] 1 lock held by mausezahn/605: [ 39.899616][ T605] #0: ffffffffa895b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0 [ 39.900149][ T605] [ 39.900149][ T605] stack backtrace: [ 39.900474][ T605] CPU: 2 UID: 0 PID: 605 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1 [ 39.900481][ T605] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.900484][ T605] Call Trace: [ 39.900487][ T605] [ 39.900491][ T605] dump_stack_lvl+0xb0/0xd0 [ 39.900504][ T605] lockdep_rcu_suspicious+0x1ea/0x280 [ 39.900523][ T605] dev_hard_start_xmit+0x2fc/0x3f0 [ 39.900546][ T605] __dev_queue_xmit+0xfaf/0x18d0 [ 39.900574][ T605] ? __pfx___dev_queue_xmit+0x10/0x10 [ 39.900582][ T605] ? packet_parse_headers+0x231/0x9c0 [ 39.900599][ T605] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 39.900610][ T605] ? __pfx_packet_parse_headers+0x10/0x10 [ 39.900618][ T605] ? skb_copy_datagram_from_iter+0xe6/0x6f0 [ 39.900628][ T605] ? dev_get_by_index+0xb2/0x190 [ 39.900650][ T605] packet_snd+0xd0c/0x19d0 [ 39.900670][ T605] ? __lock_release+0x103/0x460 [ 39.900677][ T605] ? __might_fault+0x11b/0x170 [ 39.900689][ T605] ? __pfx_packet_snd+0x10/0x10 [ 39.900692][ T605] ? trace_lock_acquire+0x14c/0x1f0 [ 39.900697][ T605] ? __might_fault+0x11b/0x170 [ 39.900709][ T605] ? lock_acquire+0x32/0xc0 [ 39.900720][ T605] ? __might_fault+0x11b/0x170 [ 39.900742][ T605] __sys_sendto+0x3c3/0x450 [ 39.900753][ T605] ? __pfx___sys_sendto+0x10/0x10 [ 39.900782][ T605] ? sock_ioctl+0x3b6/0x590 [ 39.900801][ T605] ? __pfx___up_read+0x10/0x10 [ 39.900816][ T605] ? do_user_addr_fault+0x374/0xe30 [ 39.900835][ T605] ? do_user_addr_fault+0x374/0xe30 [ 39.900849][ T605] __x64_sys_sendto+0xe0/0x1c0 [ 39.900855][ T605] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 39.900864][ T605] do_syscall_64+0xc1/0x1d0 [ 39.900878][ T605] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.900886][ T605] RIP: 0033:0x7fa3448aea4a [ 39.900893][ T605] 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 [ 39.900899][ T605] RSP: 002b:00007fff9fb0f278 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 39.900905][ T605] RAX: ffffffffffffffda RBX: 0000000028a249d0 RCX: 00007fa3448aea4a [ 39.900908][ T605] RDX: 000000000000006a RSI: 0000000028a24cc2 RDI: 0000000000000005 [ 39.900911][ T605] RBP: 0000000028a24cc2 R08: 00007fff9fb0f280 R09: 0000000000000014 [ 39.900914][ T605] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 39.900917][ T605] R13: 000000000000006a R14: 00007fff9fb0f280 R15: 0000000000000000 [ 39.900950][ T605] [ 54.838389][ T843] veth3: entered promiscuous mode [ 84.189846][ T1332] veth3: left promiscuous mode [ 107.367163][ C3] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 107.475678][ C3] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 107.576595][ C3] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 107.677615][ C3] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 107.778606][ C3] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 107.879562][ C3] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 107.980386][ C3] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 108.081270][ C3] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 108.182213][ C3] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 108.283028][ C3] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 159.421836][ C0] net_ratelimit: 10 callbacks suppressed [ 159.421843][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 159.523268][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 159.624285][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 159.725174][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 159.825887][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 159.926702][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 160.027463][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 160.128283][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 160.229000][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 160.329813][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 161.114085][ T2448] vx1: left allmulticast mode [ 161.114349][ T2448] vx1: left promiscuous mode [ 161.114672][ T2448] br1: port 1(vx1) entered disabled state [ 166.263532][ T2450] br1: port 1(vx1) entered blocking state [ 166.263956][ T2450] br1: port 1(vx1) entered disabled state [ 166.264631][ T2450] vx1: entered allmulticast mode [ 166.267929][ T2450] vx1: entered promiscuous mode [ 166.269432][ T2450] br1: port 1(vx1) entered blocking state [ 166.269654][ T2450] br1: port 1(vx1) entered forwarding state [ 195.089732][ T2821] veth3: entered promiscuous mode [ 223.708200][ T3311] veth3: left promiscuous mode [ 224.878372][ T3333] vx1: left allmulticast mode [ 224.878632][ T3333] vx1: left promiscuous mode [ 224.878986][ T3333] br1: port 1(vx1) entered disabled state [ 230.023845][ T3335] br1: port 1(vx1) entered blocking state [ 230.024106][ T3335] br1: port 1(vx1) entered disabled state [ 230.024688][ T3335] vx1: entered allmulticast mode [ 230.034969][ T3335] vx1: entered promiscuous mode [ 230.035768][ T3335] br1: port 1(vx1) entered blocking state [ 230.035973][ T3335] br1: port 1(vx1) entered forwarding state [ 353.200634][ T4245] vx1: left allmulticast mode [ 353.200861][ T4245] vx1: left promiscuous mode [ 353.201230][ T4245] br1: port 1(vx1) entered disabled state [ 358.327015][ T4247] br1: port 1(vx1) entered blocking state [ 358.327276][ T4247] br1: port 1(vx1) entered disabled state [ 358.327511][ T4247] vx1: entered allmulticast mode [ 358.329499][ T4247] vx1: entered promiscuous mode [ 358.330257][ T4247] br1: port 1(vx1) entered blocking state [ 358.330501][ T4247] br1: port 1(vx1) entered forwarding state [ 365.211110][ T68] vx2: left allmulticast mode [ 365.211515][ T68] vx2: left promiscuous mode [ 365.211899][ T68] br2: port 2(vx2) entered disabled state [ 365.215319][ T68] w1: left allmulticast mode [ 365.215542][ T68] w1: left promiscuous mode [ 365.215856][ T68] br2: port 1(w1) entered disabled state [ 365.624932][ T68] vx2: left allmulticast mode [ 365.625200][ T68] vx2: left promiscuous mode [ 365.625539][ T68] br2: port 2(vx2) entered disabled state [ 365.627567][ T68] w1: left allmulticast mode [ 365.627783][ T68] w1: left promiscuous mode [ 365.628331][ T68] br2: port 1(w1) entered disabled state [ 367.823220][ T4293] vx1: left allmulticast mode [ 367.823555][ T4293] vx1: left promiscuous mode [ 367.823884][ T4293] br1: port 1(vx1) entered disabled state [ 368.093942][ T4296] br1: port 3(veth2) entered disabled state [ 368.173807][ T4297] veth2: left allmulticast mode [ 368.174336][ T4297] veth2: left promiscuous mode [ 368.174657][ T4297] br1: port 3(veth2) entered disabled state [ 368.250360][ T4298] br1: port 2(veth1) entered disabled state [ 368.338871][ T4299] veth1: left allmulticast mode [ 368.339158][ T4299] veth1: left promiscuous mode [ 368.339546][ T4299] br1: port 2(veth1) entered disabled state