[ 10.451396][ T249] ip (249) used greatest stack depth: 23424 bytes left [ 13.305712][ T301] 8021q: 802.1Q VLAN Support v1.8 [ 16.695425][ T347] br1: port 1(vx10) entered blocking state [ 16.695855][ T347] br1: port 1(vx10) entered disabled state [ 16.696222][ T347] vx10: entered allmulticast mode [ 16.699523][ T347] vx10: entered promiscuous mode [ 16.700548][ T347] br1: port 1(vx10) entered blocking state [ 16.700931][ T347] br1: port 1(vx10) entered forwarding state [ 17.084058][ T352] br1: port 2(vx20) entered blocking state [ 17.084354][ T352] br1: port 2(vx20) entered disabled state [ 17.084753][ T352] vx20: entered allmulticast mode [ 17.087112][ T352] vx20: entered promiscuous mode [ 17.088391][ T352] br1: port 2(vx20) entered blocking state [ 17.088803][ T352] br1: port 2(vx20) entered forwarding state [ 17.284084][ T354] br1: port 3(veth1) entered blocking state [ 17.284400][ T354] br1: port 3(veth1) entered disabled state [ 17.284676][ T354] veth1: entered allmulticast mode [ 17.287501][ T354] veth1: entered promiscuous mode [ 17.362887][ T59] br1: port 3(veth1) entered blocking state [ 17.363373][ T59] br1: port 3(veth1) entered forwarding state [ 17.613111][ T359] br1: port 4(veth2) entered blocking state [ 17.613751][ T359] br1: port 4(veth2) entered disabled state [ 17.614038][ T359] veth2: entered allmulticast mode [ 17.615991][ T359] veth2: entered promiscuous mode [ 17.685863][ T40] br1: port 4(veth2) entered blocking state [ 17.686147][ T40] br1: port 4(veth2) entered forwarding state [ 21.246427][ T410] br2: port 1(w1) entered blocking state [ 21.246700][ T410] br2: port 1(w1) entered disabled state [ 21.246954][ T410] w1: entered allmulticast mode [ 21.248887][ T410] w1: entered promiscuous mode [ 21.840209][ T418] br2: port 2(vx10) entered blocking state [ 21.840517][ T418] br2: port 2(vx10) entered disabled state [ 21.840779][ T418] vx10: entered allmulticast mode [ 21.842635][ T418] vx10: entered promiscuous mode [ 21.843159][ T418] br2: port 2(vx10) entered blocking state [ 21.843460][ T418] br2: port 2(vx10) entered forwarding state [ 22.417493][ T425] br2: port 3(vx20) entered blocking state [ 22.417825][ T425] br2: port 3(vx20) entered disabled state [ 22.418112][ T425] vx20: entered allmulticast mode [ 22.420038][ T425] vx20: entered promiscuous mode [ 22.420634][ T425] br2: port 3(vx20) entered blocking state [ 22.420893][ T425] br2: port 3(vx20) entered forwarding state [ 23.101412][ T57] br2: port 1(w1) entered blocking state [ 23.101830][ T57] br2: port 1(w1) entered forwarding state [ 25.403554][ T465] br2: port 1(w1) entered blocking state [ 25.403848][ T465] br2: port 1(w1) entered disabled state [ 25.404658][ T465] w1: entered allmulticast mode [ 25.406680][ T465] w1: entered promiscuous mode [ 26.040447][ T473] br2: port 2(vx10) entered blocking state [ 26.040750][ T473] br2: port 2(vx10) entered disabled state [ 26.041037][ T473] vx10: entered allmulticast mode [ 26.042977][ T473] vx10: entered promiscuous mode [ 26.043533][ T473] br2: port 2(vx10) entered blocking state [ 26.043792][ T473] br2: port 2(vx10) entered forwarding state [ 26.655927][ T480] br2: port 3(vx20) entered blocking state [ 26.656305][ T480] br2: port 3(vx20) entered disabled state [ 26.656591][ T480] vx20: entered allmulticast mode [ 26.658529][ T480] vx20: entered promiscuous mode [ 26.659052][ T480] br2: port 3(vx20) entered blocking state [ 26.659311][ T480] br2: port 3(vx20) entered forwarding state [ 27.348410][ T361] br2: port 1(w1) entered blocking state [ 27.348752][ T361] br2: port 1(w1) entered forwarding state [ 42.966128][ T595] GACT probability NOT on [ 50.955436][ T775] [ 50.955972][ T775] ============================= [ 50.956142][ T775] WARNING: suspicious RCU usage [ 50.956319][ T775] 6.14.0-rc6-virtme #1 Not tainted [ 50.956494][ T775] ----------------------------- [ 50.956649][ T775] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 50.956972][ T775] [ 50.956972][ T775] other info that might help us debug this: [ 50.956972][ T775] [ 50.957277][ T775] [ 50.957277][ T775] rcu_scheduler_active = 2, debug_locks = 1 [ 50.957536][ T775] 1 lock held by mausezahn/775: [ 50.957693][ T775] #0: ffffffff9995b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0 [ 50.957981][ T775] [ 50.957981][ T775] stack backtrace: [ 50.958177][ T775] CPU: 0 UID: 0 PID: 775 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1 [ 50.958182][ T775] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.958184][ T775] Call Trace: [ 50.958186][ T775] [ 50.958189][ T775] dump_stack_lvl+0xb0/0xd0 [ 50.958197][ T775] lockdep_rcu_suspicious+0x1ea/0x280 [ 50.958210][ T775] dev_hard_start_xmit+0x2fc/0x3f0 [ 50.958220][ T775] __dev_queue_xmit+0xfaf/0x18d0 [ 50.958238][ T775] ? __pfx___dev_queue_xmit+0x10/0x10 [ 50.958243][ T775] ? packet_parse_headers+0x231/0x9c0 [ 50.958252][ T775] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 50.958259][ T775] ? __pfx_packet_parse_headers+0x10/0x10 [ 50.958263][ T775] ? skb_copy_datagram_from_iter+0xe6/0x6f0 [ 50.958269][ T775] ? dev_get_by_index+0xb2/0x190 [ 50.958281][ T775] packet_snd+0xd0c/0x19d0 [ 50.958293][ T775] ? __lock_release+0x103/0x460 [ 50.958297][ T775] ? __might_fault+0x11b/0x170 [ 50.958306][ T775] ? __pfx_packet_snd+0x10/0x10 [ 50.958308][ T775] ? trace_lock_acquire+0x14c/0x1f0 [ 50.958311][ T775] ? __might_fault+0x11b/0x170 [ 50.958318][ T775] ? lock_acquire+0x32/0xc0 [ 50.958324][ T775] ? __might_fault+0x11b/0x170 [ 50.958335][ T775] __sys_sendto+0x3c3/0x450 [ 50.958342][ T775] ? __pfx___sys_sendto+0x10/0x10 [ 50.958346][ T775] ? trace_lock_acquire+0x14c/0x1f0 [ 50.958364][ T775] ? sock_ioctl+0x3b6/0x590 [ 50.958378][ T775] ? __rseq_handle_notify_resume+0x288/0x3e0 [ 50.958393][ T775] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 50.958409][ T775] ? __sys_setsockopt+0xec/0x160 [ 50.958421][ T775] __x64_sys_sendto+0xe0/0x1c0 [ 50.958425][ T775] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 50.958431][ T775] do_syscall_64+0xc1/0x1d0 [ 50.958439][ T775] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.958446][ T775] RIP: 0033:0x7fc261735a4a [ 50.958451][ T775] 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 [ 50.958455][ T775] RSP: 002b:00007ffd2d834ea8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 50.958459][ T775] RAX: ffffffffffffffda RBX: 000000002e409c60 RCX: 00007fc261735a4a [ 50.958461][ T775] RDX: 000000000000006e RSI: 000000002e409ee2 RDI: 0000000000000006 [ 50.958463][ T775] RBP: 000000002e409ee2 R08: 00007ffd2d834eb0 R09: 0000000000000014 [ 50.958465][ T775] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 50.958467][ T775] R13: 000000000000006e R14: 00007ffd2d834eb0 R15: 0000000000000001 [ 50.958483][ T775] [ 105.401408][ T1834] veth3: entered promiscuous mode [ 154.041387][ T2761] veth3: left promiscuous mode [ 154.506003][ T2767] veth3: entered promiscuous mode [ 201.756563][ T3694] veth3: left promiscuous mode [ 202.621858][ T3712] vx20: left allmulticast mode [ 202.622093][ T3712] vx20: left promiscuous mode [ 202.622431][ T3712] br1: port 2(vx20) entered disabled state [ 202.698978][ T3713] vx10: left allmulticast mode [ 202.699199][ T3713] vx10: left promiscuous mode [ 202.699517][ T3713] br1: port 1(vx10) entered disabled state [ 208.084914][ T3718] br1: port 1(vx10) entered blocking state [ 208.085188][ T3718] br1: port 1(vx10) entered disabled state [ 208.086059][ T3718] vx10: entered allmulticast mode [ 208.087990][ T3718] vx10: entered promiscuous mode [ 208.088500][ T3718] br1: port 1(vx10) entered blocking state [ 208.088738][ T3718] br1: port 1(vx10) entered forwarding state [ 208.248206][ T3720] br1: port 2(vx20) entered blocking state [ 208.248598][ T3720] br1: port 2(vx20) entered disabled state [ 208.248881][ T3720] vx20: entered allmulticast mode [ 208.250741][ T3720] vx20: entered promiscuous mode [ 208.251255][ T3720] br1: port 2(vx20) entered blocking state [ 208.251517][ T3720] br1: port 2(vx20) entered forwarding state [ 285.306848][ T5016] veth3: entered promiscuous mode [ 333.565363][ T5943] veth3: left promiscuous mode [ 334.031807][ T5949] veth3: entered promiscuous mode [ 380.976726][ T6876] veth3: left promiscuous mode [ 382.196923][ T6899] vx20: left allmulticast mode [ 382.197321][ T6899] vx20: left promiscuous mode [ 382.197826][ T6899] br1: port 2(vx20) entered disabled state [ 382.288039][ T6900] vx10: left allmulticast mode [ 382.288356][ T6900] vx10: left promiscuous mode [ 382.288708][ T6900] br1: port 1(vx10) entered disabled state [ 387.657811][ T6905] br1: port 1(vx10) entered blocking state [ 387.658114][ T6905] br1: port 1(vx10) entered disabled state [ 387.658409][ T6905] vx10: entered allmulticast mode [ 387.661563][ T6905] vx10: entered promiscuous mode [ 387.662082][ T6905] br1: port 1(vx10) entered blocking state [ 387.662352][ T6905] br1: port 1(vx10) entered forwarding state [ 387.852920][ T6907] br1: port 2(vx20) entered blocking state [ 387.853211][ T6907] br1: port 2(vx20) entered disabled state [ 387.853503][ T6907] vx20: entered allmulticast mode [ 387.855437][ T6907] vx20: entered promiscuous mode [ 387.855941][ T6907] br1: port 2(vx20) entered blocking state [ 387.856198][ T6907] br1: port 2(vx20) entered forwarding state [ 686.849052][T10182] vx20: left allmulticast mode [ 686.849319][T10182] vx20: left promiscuous mode [ 686.849694][T10182] br1: port 2(vx20) entered disabled state [ 686.925921][T10183] vx10: left allmulticast mode [ 686.926152][T10183] vx10: left promiscuous mode [ 686.926480][T10183] br1: port 1(vx10) entered disabled state [ 692.267519][T10188] br1: port 1(vx10) entered blocking state [ 692.267901][T10188] br1: port 1(vx10) entered disabled state [ 692.268181][T10188] vx10: entered allmulticast mode [ 692.270130][T10188] vx10: entered promiscuous mode [ 692.270665][T10188] br1: port 1(vx10) entered blocking state [ 692.270925][T10188] br1: port 1(vx10) entered forwarding state [ 692.414802][T10190] br1: port 2(vx20) entered blocking state [ 692.415106][T10190] br1: port 2(vx20) entered disabled state [ 692.416017][T10190] vx20: entered allmulticast mode [ 692.417910][T10190] vx20: entered promiscuous mode [ 692.418487][T10190] br1: port 2(vx20) entered blocking state [ 692.418746][T10190] br1: port 2(vx20) entered forwarding state [ 788.541912][ T12] vx20: left allmulticast mode [ 788.542299][ T12] vx20: left promiscuous mode [ 788.542658][ T12] br2: port 3(vx20) entered disabled state [ 788.546160][ T12] vx10: left allmulticast mode [ 788.546429][ T12] vx10: left promiscuous mode [ 788.546782][ T12] br2: port 2(vx10) entered disabled state [ 788.551461][ T12] w1: left allmulticast mode [ 788.551711][ T12] w1: left promiscuous mode [ 788.552048][ T12] br2: port 1(w1) entered disabled state [ 788.982262][ T12] vx20: left allmulticast mode [ 788.982531][ T12] vx20: left promiscuous mode [ 788.982890][ T12] br2: port 3(vx20) entered disabled state [ 788.984807][ T12] vx10: left allmulticast mode [ 788.985052][ T12] vx10: left promiscuous mode [ 788.985580][ T12] br2: port 2(vx10) entered disabled state [ 788.988412][ T12] w1: left allmulticast mode [ 788.988650][ T12] w1: left promiscuous mode [ 788.989032][ T12] br2: port 1(w1) entered disabled state [ 791.221705][T12094] br1: port 4(veth2) entered disabled state [ 791.292291][T12095] veth2: left allmulticast mode [ 791.292555][T12095] veth2: left promiscuous mode [ 791.292905][T12095] br1: port 4(veth2) entered disabled state [ 791.513299][T12098] br1: port 3(veth1) entered disabled state [ 791.583198][T12099] veth1: left allmulticast mode [ 791.583488][T12099] veth1: left promiscuous mode [ 791.583821][T12099] br1: port 3(veth1) entered disabled state [ 791.740543][T12101] vx20: left allmulticast mode [ 791.740780][T12101] vx20: left promiscuous mode [ 791.741093][T12101] br1: port 2(vx20) entered disabled state [ 792.090403][T12105] vx10: left allmulticast mode [ 792.090662][T12105] vx10: left promiscuous mode [ 792.090997][T12105] br1: port 1(vx10) entered disabled state