[ 11.274458][ T259] ip (259) used greatest stack depth: 24384 bytes left [ 13.779891][ T300] 8021q: 802.1Q VLAN Support v1.8 [ 15.229789][ T318] ip (318) used greatest stack depth: 24288 bytes left [ 17.271959][ T347] br1: port 1(vx10) entered blocking state [ 17.272646][ T347] br1: port 1(vx10) entered disabled state [ 17.273116][ T347] vx10: entered allmulticast mode [ 17.275212][ T347] vx10: entered promiscuous mode [ 17.276224][ T347] br1: port 1(vx10) entered blocking state [ 17.276631][ T347] br1: port 1(vx10) entered forwarding state [ 17.632769][ T352] br1: port 2(vx20) entered blocking state [ 17.633231][ T352] br1: port 2(vx20) entered disabled state [ 17.633503][ T352] vx20: entered allmulticast mode [ 17.635504][ T352] vx20: entered promiscuous mode [ 17.636348][ T352] br1: port 2(vx20) entered blocking state [ 17.636669][ T352] br1: port 2(vx20) entered forwarding state [ 17.794804][ T354] br1: port 3(veth1) entered blocking state [ 17.795211][ T354] br1: port 3(veth1) entered disabled state [ 17.795561][ T354] veth1: entered allmulticast mode [ 17.797950][ T354] veth1: entered promiscuous mode [ 17.902551][ T39] br1: port 3(veth1) entered blocking state [ 17.903087][ T39] br1: port 3(veth1) entered forwarding state [ 18.145446][ T358] br1: port 4(veth2) entered blocking state [ 18.145779][ T358] br1: port 4(veth2) entered disabled state [ 18.146316][ T358] veth2: entered allmulticast mode [ 18.148366][ T358] veth2: entered promiscuous mode [ 18.227503][ T152] br1: port 4(veth2) entered blocking state [ 18.227993][ T152] br1: port 4(veth2) entered forwarding state [ 20.509555][ T389] ip (389) used greatest stack depth: 24144 bytes left [ 21.675426][ T408] br2: port 1(w1) entered blocking state [ 21.675720][ T408] br2: port 1(w1) entered disabled state [ 21.675962][ T408] w1: entered allmulticast mode [ 21.677941][ T408] w1: entered promiscuous mode [ 22.322501][ T416] br2: port 2(vx10) entered blocking state [ 22.322815][ T416] br2: port 2(vx10) entered disabled state [ 22.332424][ T416] vx10: entered allmulticast mode [ 22.335485][ T416] vx10: entered promiscuous mode [ 22.336145][ T416] br2: port 2(vx10) entered blocking state [ 22.336419][ T416] br2: port 2(vx10) entered forwarding state [ 22.955580][ T423] br2: port 3(vx20) entered blocking state [ 22.955932][ T423] br2: port 3(vx20) entered disabled state [ 22.956621][ T423] vx20: entered allmulticast mode [ 22.958548][ T423] vx20: entered promiscuous mode [ 22.959133][ T423] br2: port 3(vx20) entered blocking state [ 22.959413][ T423] br2: port 3(vx20) entered forwarding state [ 23.684758][ T152] br2: port 1(w1) entered blocking state [ 23.685283][ T152] br2: port 1(w1) entered forwarding state [ 25.968680][ T464] br2: port 1(w1) entered blocking state [ 25.969000][ T464] br2: port 1(w1) entered disabled state [ 25.969265][ T464] w1: entered allmulticast mode [ 25.971158][ T464] w1: entered promiscuous mode [ 26.647523][ T472] br2: port 2(vx10) entered blocking state [ 26.647829][ T472] br2: port 2(vx10) entered disabled state [ 26.648128][ T472] vx10: entered allmulticast mode [ 26.650053][ T472] vx10: entered promiscuous mode [ 26.651062][ T472] br2: port 2(vx10) entered blocking state [ 26.651332][ T472] br2: port 2(vx10) entered forwarding state [ 27.273398][ T479] br2: port 3(vx20) entered blocking state [ 27.273780][ T479] br2: port 3(vx20) entered disabled state [ 27.274087][ T479] vx20: entered allmulticast mode [ 27.277219][ T479] vx20: entered promiscuous mode [ 27.277735][ T479] br2: port 3(vx20) entered blocking state [ 27.277981][ T479] br2: port 3(vx20) entered forwarding state [ 28.008423][ T152] br2: port 1(w1) entered blocking state [ 28.009088][ T152] br2: port 1(w1) entered forwarding state [ 43.694929][ T595] GACT probability NOT on [ 51.966288][ T775] [ 51.966575][ T775] ============================= [ 51.966760][ T775] WARNING: suspicious RCU usage [ 51.966943][ T775] 6.14.0-rc6-virtme #1 Not tainted [ 51.967149][ T775] ----------------------------- [ 51.967331][ T775] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 51.967634][ T775] [ 51.967634][ T775] other info that might help us debug this: [ 51.967634][ T775] [ 51.968012][ T775] [ 51.968012][ T775] rcu_scheduler_active = 2, debug_locks = 1 [ 51.968287][ T775] 1 lock held by mausezahn/775: [ 51.968472][ T775] #0: ffffffffa2b5b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0 [ 51.968796][ T775] [ 51.968796][ T775] stack backtrace: [ 51.969017][ T775] CPU: 2 UID: 0 PID: 775 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1 [ 51.969021][ T775] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.969023][ T775] Call Trace: [ 51.969025][ T775] [ 51.969028][ T775] dump_stack_lvl+0xb0/0xd0 [ 51.969035][ T775] lockdep_rcu_suspicious+0x1ea/0x280 [ 51.969049][ T775] dev_hard_start_xmit+0x2fc/0x3f0 [ 51.969059][ T775] __dev_queue_xmit+0xfaf/0x18d0 [ 51.969073][ T775] ? __pfx___dev_queue_xmit+0x10/0x10 [ 51.969078][ T775] ? packet_parse_headers+0x231/0x9c0 [ 51.969086][ T775] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 51.969092][ T775] ? __pfx_packet_parse_headers+0x10/0x10 [ 51.969096][ T775] ? skb_copy_datagram_from_iter+0xe6/0x6f0 [ 51.969102][ T775] ? dev_get_by_index+0xb2/0x190 [ 51.969113][ T775] packet_snd+0xd0c/0x19d0 [ 51.969124][ T775] ? __lock_release+0x103/0x460 [ 51.969128][ T775] ? __might_fault+0x11b/0x170 [ 51.969135][ T775] ? __pfx_packet_snd+0x10/0x10 [ 51.969137][ T775] ? trace_lock_acquire+0x14c/0x1f0 [ 51.969139][ T775] ? __might_fault+0x11b/0x170 [ 51.969146][ T775] ? lock_acquire+0x32/0xc0 [ 51.969152][ T775] ? __might_fault+0x11b/0x170 [ 51.969163][ T775] __sys_sendto+0x3c3/0x450 [ 51.969169][ T775] ? __pfx___sys_sendto+0x10/0x10 [ 51.969172][ T775] ? trace_lock_acquire+0x14c/0x1f0 [ 51.969185][ T775] ? sock_ioctl+0x3b6/0x590 [ 51.969193][ T775] ? __rseq_handle_notify_resume+0x288/0x3e0 [ 51.969201][ T775] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 51.969210][ T775] ? __sys_setsockopt+0xec/0x160 [ 51.969219][ T775] __x64_sys_sendto+0xe0/0x1c0 [ 51.969224][ T775] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 51.969232][ T775] do_syscall_64+0xc1/0x1d0 [ 51.969242][ T775] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.969248][ T775] RIP: 0033:0x7f25f91aaa4a [ 51.969254][ 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 [ 51.969258][ T775] RSP: 002b:00007fffee7264b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 51.969264][ T775] RAX: ffffffffffffffda RBX: 0000000001b73c60 RCX: 00007f25f91aaa4a [ 51.969266][ T775] RDX: 000000000000006e RSI: 0000000001b73ee2 RDI: 0000000000000006 [ 51.969269][ T775] RBP: 0000000001b73ee2 R08: 00007fffee7264c0 R09: 0000000000000014 [ 51.969270][ T775] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.969272][ T775] R13: 000000000000006e R14: 00007fffee7264c0 R15: 0000000000000001 [ 51.969288][ T775] [ 109.185095][ T1834] veth3: entered promiscuous mode [ 157.167168][ T2761] veth3: left promiscuous mode [ 157.675236][ T2767] veth3: entered promiscuous mode [ 206.526591][ T3694] veth3: left promiscuous mode [ 207.432037][ T3712] vx20: left allmulticast mode [ 207.432368][ T3712] vx20: left promiscuous mode [ 207.432702][ T3712] br1: port 2(vx20) entered disabled state [ 207.505181][ T3713] vx10: left allmulticast mode [ 207.505421][ T3713] vx10: left promiscuous mode [ 207.505738][ T3713] br1: port 1(vx10) entered disabled state [ 212.910201][ T3718] br1: port 1(vx10) entered blocking state [ 212.910586][ T3718] br1: port 1(vx10) entered disabled state [ 212.910867][ T3718] vx10: entered allmulticast mode [ 212.913265][ T3718] vx10: entered promiscuous mode [ 212.913797][ T3718] br1: port 1(vx10) entered blocking state [ 212.914074][ T3718] br1: port 1(vx10) entered forwarding state [ 213.066261][ T3720] br1: port 2(vx20) entered blocking state [ 213.066592][ T3720] br1: port 2(vx20) entered disabled state [ 213.066921][ T3720] vx20: entered allmulticast mode [ 213.069381][ T3720] vx20: entered promiscuous mode [ 213.069945][ T3720] br1: port 2(vx20) entered blocking state [ 213.070249][ T3720] br1: port 2(vx20) entered forwarding state [ 290.493361][ T5016] veth3: entered promiscuous mode [ 337.749437][ T5943] veth3: left promiscuous mode [ 338.195232][ T5949] veth3: entered promiscuous mode [ 385.682275][ T6876] veth3: left promiscuous mode [ 386.866145][ T6899] vx20: left allmulticast mode [ 386.866392][ T6899] vx20: left promiscuous mode [ 386.866726][ T6899] br1: port 2(vx20) entered disabled state [ 386.934831][ T6900] vx10: left allmulticast mode [ 386.935083][ T6900] vx10: left promiscuous mode [ 386.935400][ T6900] br1: port 1(vx10) entered disabled state [ 392.287700][ T6905] br1: port 1(vx10) entered blocking state [ 392.287980][ T6905] br1: port 1(vx10) entered disabled state [ 392.288265][ T6905] vx10: entered allmulticast mode [ 392.291327][ T6905] vx10: entered promiscuous mode [ 392.291844][ T6905] br1: port 1(vx10) entered blocking state [ 392.292106][ T6905] br1: port 1(vx10) entered forwarding state [ 392.450868][ T6907] br1: port 2(vx20) entered blocking state [ 392.451230][ T6907] br1: port 2(vx20) entered disabled state [ 392.451554][ T6907] vx20: entered allmulticast mode [ 392.453448][ T6907] vx20: entered promiscuous mode [ 392.453987][ T6907] br1: port 2(vx20) entered blocking state [ 392.454296][ T6907] br1: port 2(vx20) entered forwarding state [ 693.535377][T10182] vx20: left allmulticast mode [ 693.535658][T10182] vx20: left promiscuous mode [ 693.535984][T10182] br1: port 2(vx20) entered disabled state [ 693.606760][T10183] vx10: left allmulticast mode [ 693.607000][T10183] vx10: left promiscuous mode [ 693.608355][T10183] br1: port 1(vx10) entered disabled state [ 698.989206][T10188] br1: port 1(vx10) entered blocking state [ 698.989493][T10188] br1: port 1(vx10) entered disabled state [ 698.989773][T10188] vx10: entered allmulticast mode [ 698.992391][T10188] vx10: entered promiscuous mode [ 698.992912][T10188] br1: port 1(vx10) entered blocking state [ 698.993179][T10188] br1: port 1(vx10) entered forwarding state [ 699.149344][T10190] br1: port 2(vx20) entered blocking state [ 699.149637][T10190] br1: port 2(vx20) entered disabled state [ 699.149923][T10190] vx20: entered allmulticast mode [ 699.151893][T10190] vx20: entered promiscuous mode [ 699.152413][T10190] br1: port 2(vx20) entered blocking state [ 699.152657][T10190] br1: port 2(vx20) entered forwarding state [ 796.791847][ T12] vx20: left allmulticast mode [ 796.792219][ T12] vx20: left promiscuous mode [ 796.792566][ T12] br2: port 3(vx20) entered disabled state [ 796.796242][ T12] vx10: left allmulticast mode [ 796.796442][ T12] vx10: left promiscuous mode [ 796.796790][ T12] br2: port 2(vx10) entered disabled state [ 796.799415][ T12] w1: left allmulticast mode [ 796.799733][ T12] w1: left promiscuous mode [ 796.800026][ T12] br2: port 1(w1) entered disabled state [ 797.287342][ T12] vx20: left allmulticast mode [ 797.287560][ T12] vx20: left promiscuous mode [ 797.287873][ T12] br2: port 3(vx20) entered disabled state [ 797.289986][ T12] vx10: left allmulticast mode [ 797.290194][ T12] vx10: left promiscuous mode [ 797.290502][ T12] br2: port 2(vx10) entered disabled state [ 797.292806][ T12] w1: left allmulticast mode [ 797.293000][ T12] w1: left promiscuous mode [ 797.293335][ T12] br2: port 1(w1) entered disabled state [ 799.452871][T12094] br1: port 4(veth2) entered disabled state [ 799.523679][T12095] veth2: left allmulticast mode [ 799.523920][T12095] veth2: left promiscuous mode [ 799.524272][T12095] br1: port 4(veth2) entered disabled state [ 799.743336][T12098] br1: port 3(veth1) entered disabled state [ 799.811390][T12099] veth1: left allmulticast mode [ 799.811645][T12099] veth1: left promiscuous mode [ 799.811963][T12099] br1: port 3(veth1) entered disabled state [ 799.970669][T12101] vx20: left allmulticast mode [ 799.970965][T12101] vx20: left promiscuous mode [ 799.972012][T12101] br1: port 2(vx20) entered disabled state [ 800.312789][T12105] vx10: left allmulticast mode [ 800.313136][T12105] vx10: left promiscuous mode [ 800.313583][T12105] br1: port 1(vx10) entered disabled state