[ 12.981678][ T302] 8021q: 802.1Q VLAN Support v1.8 [ 16.547112][ T352] br1: port 1(vx10) entered blocking state [ 16.547546][ T352] br1: port 1(vx10) entered disabled state [ 16.547918][ T352] vx10: entered allmulticast mode [ 16.549882][ T352] vx10: entered promiscuous mode [ 16.550819][ T352] br1: port 1(vx10) entered blocking state [ 16.551164][ T352] br1: port 1(vx10) entered forwarding state [ 16.888796][ T357] br1: port 2(vx20) entered blocking state [ 16.889100][ T357] br1: port 2(vx20) entered disabled state [ 16.889366][ T357] vx20: entered allmulticast mode [ 16.891219][ T357] vx20: entered promiscuous mode [ 16.892020][ T357] br1: port 2(vx20) entered blocking state [ 16.892279][ T357] br1: port 2(vx20) entered forwarding state [ 17.048628][ T359] br1: port 3(veth1) entered blocking state [ 17.048946][ T359] br1: port 3(veth1) entered disabled state [ 17.049240][ T359] veth1: entered allmulticast mode [ 17.051080][ T359] veth1: entered promiscuous mode [ 17.131954][ T46] br1: port 3(veth1) entered blocking state [ 17.132451][ T46] br1: port 3(veth1) entered forwarding state [ 17.470397][ T364] br1: port 4(veth2) entered blocking state [ 17.470762][ T364] br1: port 4(veth2) entered disabled state [ 17.471028][ T364] veth2: entered allmulticast mode [ 17.473269][ T364] veth2: entered promiscuous mode [ 17.552985][ T41] br1: port 4(veth2) entered blocking state [ 17.553404][ T41] br1: port 4(veth2) entered forwarding state [ 20.893691][ T413] br2: port 1(w1) entered blocking state [ 20.894019][ T413] br2: port 1(w1) entered disabled state [ 20.895480][ T413] w1: entered allmulticast mode [ 20.897464][ T413] w1: entered promiscuous mode [ 21.543875][ T421] br2: port 2(vx10) entered blocking state [ 21.544187][ T421] br2: port 2(vx10) entered disabled state [ 21.544453][ T421] vx10: entered allmulticast mode [ 21.547281][ T421] vx10: entered promiscuous mode [ 21.547879][ T421] br2: port 2(vx10) entered blocking state [ 21.548254][ T421] br2: port 2(vx10) entered forwarding state [ 22.136719][ T428] br2: port 3(vx20) entered blocking state [ 22.137175][ T428] br2: port 3(vx20) entered disabled state [ 22.137499][ T428] vx20: entered allmulticast mode [ 22.139560][ T428] vx20: entered promiscuous mode [ 22.140167][ T428] br2: port 3(vx20) entered blocking state [ 22.140473][ T428] br2: port 3(vx20) entered forwarding state [ 22.831721][ T46] br2: port 1(w1) entered blocking state [ 22.832168][ T46] br2: port 1(w1) entered forwarding state [ 25.155632][ T470] br2: port 1(w1) entered blocking state [ 25.156312][ T470] br2: port 1(w1) entered disabled state [ 25.156579][ T470] w1: entered allmulticast mode [ 25.159597][ T470] w1: entered promiscuous mode [ 25.799258][ T478] br2: port 2(vx10) entered blocking state [ 25.799573][ T478] br2: port 2(vx10) entered disabled state [ 25.799851][ T478] vx10: entered allmulticast mode [ 25.802322][ T478] vx10: entered promiscuous mode [ 25.802927][ T478] br2: port 2(vx10) entered blocking state [ 25.803254][ T478] br2: port 2(vx10) entered forwarding state [ 26.414893][ T485] br2: port 3(vx20) entered blocking state [ 26.415467][ T485] br2: port 3(vx20) entered disabled state [ 26.415911][ T485] vx20: entered allmulticast mode [ 26.419623][ T485] vx20: entered promiscuous mode [ 26.420470][ T485] br2: port 3(vx20) entered blocking state [ 26.420885][ T485] br2: port 3(vx20) entered forwarding state [ 27.152000][ T46] br2: port 1(w1) entered blocking state [ 27.152311][ T46] br2: port 1(w1) entered forwarding state [ 38.107283][ T572] GACT probability NOT on [ 139.039380][ T932] [ 139.039716][ T932] ============================= [ 139.039886][ T932] WARNING: suspicious RCU usage [ 139.040061][ T932] 6.14.0-rc6-virtme #1 Not tainted [ 139.040354][ T932] ----------------------------- [ 139.040504][ T932] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 139.040767][ T932] [ 139.040767][ T932] other info that might help us debug this: [ 139.040767][ T932] [ 139.041084][ T932] [ 139.041084][ T932] rcu_scheduler_active = 2, debug_locks = 1 [ 139.041317][ T932] 1 lock held by mausezahn/932: [ 139.041469][ T932] #0: ffffffff9a75b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0 [ 139.041776][ T932] [ 139.041776][ T932] stack backtrace: [ 139.041964][ T932] CPU: 0 UID: 0 PID: 932 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1 [ 139.041968][ T932] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.041970][ T932] Call Trace: [ 139.041971][ T932] [ 139.041974][ T932] dump_stack_lvl+0xb0/0xd0 [ 139.041987][ T932] lockdep_rcu_suspicious+0x1ea/0x280 [ 139.042005][ T932] dev_hard_start_xmit+0x2fc/0x3f0 [ 139.042015][ T932] __dev_queue_xmit+0xfaf/0x18d0 [ 139.042030][ T932] ? __pfx___dev_queue_xmit+0x10/0x10 [ 139.042034][ T932] ? packet_parse_headers+0x231/0x9c0 [ 139.042049][ T932] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 139.042060][ T932] ? __pfx_packet_parse_headers+0x10/0x10 [ 139.042065][ T932] ? skb_copy_datagram_from_iter+0xe6/0x6f0 [ 139.042072][ T932] ? dev_get_by_index+0xb2/0x190 [ 139.042084][ T932] packet_snd+0xd0c/0x19d0 [ 139.042096][ T932] ? __lock_release+0x103/0x460 [ 139.042100][ T932] ? __might_fault+0x11b/0x170 [ 139.042112][ T932] ? __pfx_packet_snd+0x10/0x10 [ 139.042114][ T932] ? trace_lock_acquire+0x14c/0x1f0 [ 139.042117][ T932] ? __might_fault+0x11b/0x170 [ 139.042124][ T932] ? lock_acquire+0x32/0xc0 [ 139.042130][ T932] ? __might_fault+0x11b/0x170 [ 139.042142][ T932] __sys_sendto+0x3c3/0x450 [ 139.042153][ T932] ? __pfx___sys_sendto+0x10/0x10 [ 139.042172][ T932] ? sock_ioctl+0x3b6/0x590 [ 139.042194][ T932] ? __sys_setsockopt+0xec/0x160 [ 139.042202][ T932] __x64_sys_sendto+0xe0/0x1c0 [ 139.042206][ T932] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 139.042212][ T932] do_syscall_64+0xc1/0x1d0 [ 139.042223][ T932] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.042234][ T932] RIP: 0033:0x7fca35ca4a4a [ 139.042239][ T932] 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 [ 139.042243][ T932] RSP: 002b:00007ffc1af612e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 139.042248][ T932] RAX: ffffffffffffffda RBX: 0000000026c03080 RCX: 00007fca35ca4a4a [ 139.042250][ T932] RDX: 0000000000000082 RSI: 0000000026c03372 RDI: 0000000000000006 [ 139.042252][ T932] RBP: 0000000026c03372 R08: 00007ffc1af612f0 R09: 0000000000000014 [ 139.042254][ T932] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 139.042256][ T932] R13: 0000000000000082 R14: 00007ffc1af612f0 R15: 0000000000000001 [ 139.042272][ T932] [ 161.686191][ T1373] veth3: entered promiscuous mode [ 208.341018][ T2300] veth3: left promiscuous mode [ 208.765789][ T2306] veth3: entered promiscuous mode [ 255.751269][ T3233] veth3: left promiscuous mode [ 256.649753][ T3251] vx20: left allmulticast mode [ 256.650070][ T3251] vx20: left promiscuous mode [ 256.650466][ T3251] br1: port 2(vx20) entered disabled state [ 256.738345][ T3252] vx10: left allmulticast mode [ 256.738589][ T3252] vx10: left promiscuous mode [ 256.738911][ T3252] br1: port 1(vx10) entered disabled state [ 262.122822][ T3257] br1: port 1(vx10) entered blocking state [ 262.123931][ T3257] br1: port 1(vx10) entered disabled state [ 262.124285][ T3257] vx10: entered allmulticast mode [ 262.126308][ T3257] vx10: entered promiscuous mode [ 262.126911][ T3257] br1: port 1(vx10) entered blocking state [ 262.127223][ T3257] br1: port 1(vx10) entered forwarding state [ 262.307036][ T3259] br1: port 2(vx20) entered blocking state [ 262.307428][ T3259] br1: port 2(vx20) entered disabled state [ 262.307710][ T3259] vx20: entered allmulticast mode [ 262.310987][ T3259] vx20: entered promiscuous mode [ 262.311511][ T3259] br1: port 2(vx20) entered blocking state [ 262.311753][ T3259] br1: port 2(vx20) entered forwarding state [ 396.369061][ T4087] veth3: entered promiscuous mode [ 444.774988][ T5014] veth3: left promiscuous mode [ 445.275500][ T5020] veth3: entered promiscuous mode [ 494.125921][ T5947] veth3: left promiscuous mode [ 801.891709][ T12] vx20: left allmulticast mode [ 801.892933][ T12] vx20: left promiscuous mode [ 801.893342][ T12] br2: port 3(vx20) entered disabled state [ 801.896153][ T12] vx10: left allmulticast mode [ 801.896366][ T12] vx10: left promiscuous mode [ 801.896784][ T12] br2: port 2(vx10) entered disabled state [ 801.899268][ T12] w1: left allmulticast mode [ 801.899477][ T12] w1: left promiscuous mode [ 801.899785][ T12] br2: port 1(w1) entered disabled state [ 802.400012][ T12] vx20: left allmulticast mode [ 802.400285][ T12] vx20: left promiscuous mode [ 802.401091][ T12] br2: port 3(vx20) entered disabled state [ 802.402643][ T12] vx10: left allmulticast mode [ 802.402845][ T12] vx10: left promiscuous mode [ 802.403181][ T12] br2: port 2(vx10) entered disabled state [ 802.404961][ T12] w1: left allmulticast mode [ 802.405541][ T12] w1: left promiscuous mode [ 802.405853][ T12] br2: port 1(w1) entered disabled state [ 804.589070][T10513] br1: port 4(veth2) entered disabled state [ 804.667849][T10514] veth2: left allmulticast mode [ 804.668107][T10514] veth2: left promiscuous mode [ 804.668432][T10514] br1: port 4(veth2) entered disabled state [ 805.012341][T10518] br1: port 3(veth1) entered disabled state [ 805.089900][T10519] veth1: left allmulticast mode [ 805.090161][T10519] veth1: left promiscuous mode [ 805.090484][T10519] br1: port 3(veth1) entered disabled state [ 805.245453][T10521] vx20: left allmulticast mode [ 805.245713][T10521] vx20: left promiscuous mode [ 805.246027][T10521] br1: port 2(vx20) entered disabled state [ 805.594187][T10525] vx10: left allmulticast mode [ 805.594436][T10525] vx10: left promiscuous mode [ 805.594812][T10525] br1: port 1(vx10) entered disabled state