[ 50.394604][ T249] ip (249) used greatest stack depth: 23424 bytes left [ 53.665948][ T301] 8021q: 802.1Q VLAN Support v1.8 [ 57.334308][ T346] br1: port 1(vx10) entered blocking state [ 57.334831][ T346] br1: port 1(vx10) entered disabled state [ 57.335277][ T346] vx10: entered allmulticast mode [ 57.338928][ T346] vx10: entered promiscuous mode [ 57.340031][ T346] br1: port 1(vx10) entered blocking state [ 57.340475][ T346] br1: port 1(vx10) entered forwarding state [ 57.748125][ T351] br1: port 2(vx20) entered blocking state [ 57.748537][ T351] br1: port 2(vx20) entered disabled state [ 57.748828][ T351] vx20: entered allmulticast mode [ 57.760023][ T351] vx20: entered promiscuous mode [ 57.760904][ T351] br1: port 2(vx20) entered blocking state [ 57.761210][ T351] br1: port 2(vx20) entered forwarding state [ 57.978682][ T353] br1: port 3(veth1) entered blocking state [ 57.978966][ T353] br1: port 3(veth1) entered disabled state [ 57.980117][ T353] veth1: entered allmulticast mode [ 57.982012][ T353] veth1: entered promiscuous mode [ 58.080336][ T251] br1: port 3(veth1) entered blocking state [ 58.080846][ T251] br1: port 3(veth1) entered forwarding state [ 58.354952][ T357] br1: port 4(veth2) entered blocking state [ 58.357081][ T357] br1: port 4(veth2) entered disabled state [ 58.357611][ T357] veth2: entered allmulticast mode [ 58.360514][ T357] veth2: entered promiscuous mode [ 58.446734][ T251] br1: port 4(veth2) entered blocking state [ 58.447003][ T251] br1: port 4(veth2) entered forwarding state [ 62.228730][ T406] br2: port 1(w1) entered blocking state [ 62.229201][ T406] br2: port 1(w1) entered disabled state [ 62.229461][ T406] w1: entered allmulticast mode [ 62.232427][ T406] w1: entered promiscuous mode [ 62.937078][ T414] br2: port 2(vx10) entered blocking state [ 62.937396][ T414] br2: port 2(vx10) entered disabled state [ 62.937681][ T414] vx10: entered allmulticast mode [ 62.939651][ T414] vx10: entered promiscuous mode [ 62.940264][ T414] br2: port 2(vx10) entered blocking state [ 62.940524][ T414] br2: port 2(vx10) entered forwarding state [ 63.833196][ T421] br2: port 3(vx20) entered blocking state [ 63.833692][ T421] br2: port 3(vx20) entered disabled state [ 63.834232][ T421] vx20: entered allmulticast mode [ 63.837101][ T421] vx20: entered promiscuous mode [ 63.837973][ T421] br2: port 3(vx20) entered blocking state [ 63.838410][ T421] br2: port 3(vx20) entered forwarding state [ 64.761468][ T38] br2: port 1(w1) entered blocking state [ 64.762323][ T38] br2: port 1(w1) entered forwarding state [ 67.202796][ T462] br2: port 1(w1) entered blocking state [ 67.203061][ T462] br2: port 1(w1) entered disabled state [ 67.204300][ T462] w1: entered allmulticast mode [ 67.206295][ T462] w1: entered promiscuous mode [ 67.932747][ T470] br2: port 2(vx10) entered blocking state [ 67.933106][ T470] br2: port 2(vx10) entered disabled state [ 67.933411][ T470] vx10: entered allmulticast mode [ 67.935389][ T470] vx10: entered promiscuous mode [ 67.936031][ T470] br2: port 2(vx10) entered blocking state [ 67.936360][ T470] br2: port 2(vx10) entered forwarding state [ 68.569374][ T477] br2: port 3(vx20) entered blocking state [ 68.569729][ T477] br2: port 3(vx20) entered disabled state [ 68.570027][ T477] vx20: entered allmulticast mode [ 68.572501][ T477] vx20: entered promiscuous mode [ 68.573074][ T477] br2: port 3(vx20) entered blocking state [ 68.573368][ T477] br2: port 3(vx20) entered forwarding state [ 69.286073][ T40] br2: port 1(w1) entered blocking state [ 69.286343][ T40] br2: port 1(w1) entered forwarding state [ 85.070749][ T592] GACT probability NOT on [ 93.408805][ T772] [ 93.409150][ T772] ============================= [ 93.409343][ T772] WARNING: suspicious RCU usage [ 93.409529][ T772] 6.14.0-rc6-virtme #1 Not tainted [ 93.409702][ T772] ----------------------------- [ 93.409876][ T772] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 93.410188][ T772] [ 93.410188][ T772] other info that might help us debug this: [ 93.410188][ T772] [ 93.410525][ T772] [ 93.410525][ T772] rcu_scheduler_active = 2, debug_locks = 1 [ 93.410809][ T772] 1 lock held by mausezahn/772: [ 93.410982][ T772] #0: ffffffff9ab5b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0 [ 93.411337][ T772] [ 93.411337][ T772] stack backtrace: [ 93.411560][ T772] CPU: 3 UID: 0 PID: 772 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1 [ 93.411565][ T772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 93.411567][ T772] Call Trace: [ 93.411569][ T772] [ 93.411572][ T772] dump_stack_lvl+0xb0/0xd0 [ 93.411580][ T772] lockdep_rcu_suspicious+0x1ea/0x280 [ 93.411593][ T772] dev_hard_start_xmit+0x2fc/0x3f0 [ 93.411603][ T772] __dev_queue_xmit+0xfaf/0x18d0 [ 93.411617][ T772] ? __pfx___dev_queue_xmit+0x10/0x10 [ 93.411622][ T772] ? packet_parse_headers+0x231/0x9c0 [ 93.411631][ T772] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 93.411638][ T772] ? __pfx_packet_parse_headers+0x10/0x10 [ 93.411643][ T772] ? skb_copy_datagram_from_iter+0xe6/0x6f0 [ 93.411649][ T772] ? dev_get_by_index+0xb2/0x190 [ 93.411660][ T772] packet_snd+0xd0c/0x19d0 [ 93.411672][ T772] ? __lock_release+0x103/0x460 [ 93.411676][ T772] ? __might_fault+0x11b/0x170 [ 93.411685][ T772] ? __pfx_packet_snd+0x10/0x10 [ 93.411687][ T772] ? trace_lock_acquire+0x14c/0x1f0 [ 93.411690][ T772] ? __might_fault+0x11b/0x170 [ 93.411697][ T772] ? lock_acquire+0x32/0xc0 [ 93.411703][ T772] ? __might_fault+0x11b/0x170 [ 93.411714][ T772] __sys_sendto+0x3c3/0x450 [ 93.411720][ T772] ? __pfx___sys_sendto+0x10/0x10 [ 93.411734][ T772] ? sock_ioctl+0x3b6/0x590 [ 93.411754][ T772] ? __sys_setsockopt+0xec/0x160 [ 93.411763][ T772] __x64_sys_sendto+0xe0/0x1c0 [ 93.411767][ T772] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 93.411772][ T772] do_syscall_64+0xc1/0x1d0 [ 93.411781][ T772] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 93.411787][ T772] RIP: 0033:0x7fa403f0ba4a [ 93.411793][ T772] 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 [ 93.411796][ T772] RSP: 002b:00007ffe2eba8bf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 93.411800][ T772] RAX: ffffffffffffffda RBX: 0000000032973c60 RCX: 00007fa403f0ba4a [ 93.411802][ T772] RDX: 000000000000006e RSI: 0000000032973ee2 RDI: 0000000000000006 [ 93.411804][ T772] RBP: 0000000032973ee2 R08: 00007ffe2eba8c00 R09: 0000000000000014 [ 93.411806][ T772] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 93.411808][ T772] R13: 000000000000006e R14: 00007ffe2eba8c00 R15: 0000000000000001 [ 93.411825][ T772] [ 150.972688][ T1831] veth3: entered promiscuous mode [ 204.200424][ T2758] veth3: left promiscuous mode [ 204.707469][ T2764] veth3: entered promiscuous mode [ 256.213815][ T3691] veth3: left promiscuous mode [ 257.127362][ T3709] vx20: left allmulticast mode [ 257.127831][ T3709] vx20: left promiscuous mode [ 257.128201][ T3709] br1: port 2(vx20) entered disabled state [ 257.211222][ T3710] vx10: left allmulticast mode [ 257.211456][ T3710] vx10: left promiscuous mode [ 257.211786][ T3710] br1: port 1(vx10) entered disabled state [ 262.611626][ T3715] br1: port 1(vx10) entered blocking state [ 262.611908][ T3715] br1: port 1(vx10) entered disabled state [ 262.612203][ T3715] vx10: entered allmulticast mode [ 262.614088][ T3715] vx10: entered promiscuous mode [ 262.614606][ T3715] br1: port 1(vx10) entered blocking state [ 262.614873][ T3715] br1: port 1(vx10) entered forwarding state [ 262.762405][ T3717] br1: port 2(vx20) entered blocking state [ 262.762705][ T3717] br1: port 2(vx20) entered disabled state [ 262.762970][ T3717] vx20: entered allmulticast mode [ 262.764843][ T3717] vx20: entered promiscuous mode [ 262.765366][ T3717] br1: port 2(vx20) entered blocking state [ 262.765611][ T3717] br1: port 2(vx20) entered forwarding state [ 346.607632][ T5013] veth3: entered promiscuous mode [ 404.827315][ T5941] veth3: left promiscuous mode [ 405.350034][ T5947] veth3: entered promiscuous mode [ 461.113722][ T6875] veth3: left promiscuous mode [ 462.632474][ T6898] vx20: left allmulticast mode [ 462.632916][ T6898] vx20: left promiscuous mode [ 462.634730][ T6898] br1: port 2(vx20) entered disabled state [ 462.739311][ T6899] vx10: left allmulticast mode [ 462.739566][ T6899] vx10: left promiscuous mode [ 462.739888][ T6899] br1: port 1(vx10) entered disabled state [ 468.166220][ T6904] br1: port 1(vx10) entered blocking state [ 468.166593][ T6904] br1: port 1(vx10) entered disabled state [ 468.166895][ T6904] vx10: entered allmulticast mode [ 468.171095][ T6904] vx10: entered promiscuous mode [ 468.171738][ T6904] br1: port 1(vx10) entered blocking state [ 468.172028][ T6904] br1: port 1(vx10) entered forwarding state [ 468.352612][ T6906] br1: port 2(vx20) entered blocking state [ 468.352894][ T6906] br1: port 2(vx20) entered disabled state [ 468.353205][ T6906] vx20: entered allmulticast mode [ 468.355366][ T6906] vx20: entered promiscuous mode [ 468.355887][ T6906] br1: port 2(vx20) entered blocking state [ 468.356159][ T6906] br1: port 2(vx20) entered forwarding state [ 788.134417][T10181] vx20: left allmulticast mode [ 788.134666][T10181] vx20: left promiscuous mode [ 788.134996][T10181] br1: port 2(vx20) entered disabled state [ 788.246795][T10182] vx10: left allmulticast mode [ 788.247327][T10182] vx10: left promiscuous mode [ 788.247878][T10182] br1: port 1(vx10) entered disabled state [ 793.746340][T10187] br1: port 1(vx10) entered blocking state [ 793.746857][T10187] br1: port 1(vx10) entered disabled state [ 793.747380][T10187] vx10: entered allmulticast mode [ 793.750872][T10187] vx10: entered promiscuous mode [ 793.751799][T10187] br1: port 1(vx10) entered blocking state [ 793.752309][T10187] br1: port 1(vx10) entered forwarding state [ 793.938921][T10189] br1: port 2(vx20) entered blocking state [ 793.939333][T10189] br1: port 2(vx20) entered disabled state [ 793.939662][T10189] vx20: entered allmulticast mode [ 793.941710][T10189] vx20: entered promiscuous mode [ 793.942318][T10189] br1: port 2(vx20) entered blocking state [ 793.942643][T10189] br1: port 2(vx20) entered forwarding state [ 903.642186][T12061] ip (12061) used greatest stack depth: 23040 bytes left [ 903.719655][ T12] vx20: left allmulticast mode [ 903.719955][ T12] vx20: left promiscuous mode [ 903.721187][ T12] br2: port 3(vx20) entered disabled state [ 903.726840][ T12] vx10: left allmulticast mode [ 903.727160][ T12] vx10: left promiscuous mode [ 903.727602][ T12] br2: port 2(vx10) entered disabled state [ 903.730908][ T12] w1: left allmulticast mode [ 903.731248][ T12] w1: left promiscuous mode [ 903.731753][ T12] br2: port 1(w1) entered disabled state [ 904.246123][ T12] vx20: left allmulticast mode [ 904.246359][ T12] vx20: left promiscuous mode [ 904.246662][ T12] br2: port 3(vx20) entered disabled state [ 904.249731][ T12] vx10: left allmulticast mode [ 904.249919][ T12] vx10: left promiscuous mode [ 904.250223][ T12] br2: port 2(vx10) entered disabled state [ 904.252312][ T12] w1: left allmulticast mode [ 904.252502][ T12] w1: left promiscuous mode [ 904.252821][ T12] br2: port 1(w1) entered disabled state [ 906.547998][T12093] br1: port 4(veth2) entered disabled state [ 906.654045][T12095] veth2: left allmulticast mode [ 906.654390][T12095] veth2: left promiscuous mode [ 906.654796][T12095] br1: port 4(veth2) entered disabled state [ 906.914818][T12098] br1: port 3(veth1) entered disabled state [ 907.003918][T12099] veth1: left allmulticast mode [ 907.004193][T12099] veth1: left promiscuous mode [ 907.004520][T12099] br1: port 3(veth1) entered disabled state [ 907.154952][T12101] vx20: left allmulticast mode [ 907.155643][T12101] vx20: left promiscuous mode [ 907.155953][T12101] br1: port 2(vx20) entered disabled state [ 907.513638][T12105] vx10: left allmulticast mode [ 907.513887][T12105] vx10: left promiscuous mode [ 907.515306][T12105] br1: port 1(vx10) entered disabled state