[ 1022.584188][T13523] br0: port 1(swp1) entered blocking state [ 1022.584794][T13523] br0: port 1(swp1) entered disabled state [ 1022.585053][T13523] swp1: entered allmulticast mode [ 1022.586263][T13523] swp1: entered promiscuous mode [ 1022.867780][T13526] br0: port 2(vx0) entered blocking state [ 1022.868112][T13526] br0: port 2(vx0) entered disabled state [ 1022.868317][T13526] vx0: entered allmulticast mode [ 1022.869626][T13526] vx0: entered promiscuous mode [ 1022.870467][T13526] br0: port 2(vx0) entered blocking state [ 1022.870756][T13526] br0: port 2(vx0) entered forwarding state [ 1022.910265][ T46] br0: port 1(swp1) entered blocking state [ 1022.910647][ T46] br0: port 1(swp1) entered forwarding state [ 1024.305041][T13543] br0: port 1(swp1) entered blocking state [ 1024.305291][T13543] br0: port 1(swp1) entered disabled state [ 1024.305554][T13543] swp1: entered allmulticast mode [ 1024.306762][T13543] swp1: entered promiscuous mode [ 1024.310677][ T70] br0: port 1(swp1) entered blocking state [ 1024.310973][ T70] br0: port 1(swp1) entered forwarding state [ 1024.553093][T13546] br0: port 2(vx0) entered blocking state [ 1024.553384][T13546] br0: port 2(vx0) entered disabled state [ 1024.553617][T13546] vx0: entered allmulticast mode [ 1024.554879][T13546] vx0: entered promiscuous mode [ 1024.555394][T13546] br0: port 2(vx0) entered blocking state [ 1024.555607][T13546] br0: port 2(vx0) entered forwarding state [ 1030.680558][T13560] GACT probability NOT on [ 1030.851025][T13563] [ 1030.851270][T13563] ============================= [ 1030.851600][T13563] WARNING: suspicious RCU usage [ 1030.851762][T13563] 6.14.0-rc6-virtme #1 Not tainted [ 1030.851917][T13563] ----------------------------- [ 1030.852076][T13563] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 1030.852361][T13563] [ 1030.852361][T13563] other info that might help us debug this: [ 1030.852361][T13563] [ 1030.852681][T13563] [ 1030.852681][T13563] rcu_scheduler_active = 2, debug_locks = 1 [ 1030.852939][T13563] 1 lock held by arping/13563: [ 1030.853097][T13563] #0: ffffffff98d6f640 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f5/0x18d0 [ 1030.853408][T13563] [ 1030.853408][T13563] stack backtrace: [ 1030.853620][T13563] CPU: 3 UID: 0 PID: 13563 Comm: arping Not tainted 6.14.0-rc6-virtme #1 [ 1030.853625][T13563] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1030.853627][T13563] Call Trace: [ 1030.853629][T13563] [ 1030.853632][T13563] dump_stack_lvl+0xb0/0xd0 [ 1030.853640][T13563] lockdep_rcu_suspicious+0x1ea/0x280 [ 1030.853652][T13563] dev_hard_start_xmit+0x2fc/0x3f0 [ 1030.853663][T13563] __dev_queue_xmit+0xfaa/0x18d0 [ 1030.853667][T13563] ? _copy_from_iter+0x1d2/0x12e0 [ 1030.853685][T13563] ? __pfx___dev_queue_xmit+0x10/0x10 [ 1030.853691][T13563] ? packet_parse_headers+0x243/0x9d0 [ 1030.853701][T13563] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 1030.853709][T13563] ? __pfx_packet_parse_headers+0x10/0x10 [ 1030.853714][T13563] ? skb_copy_datagram_from_iter+0xe6/0x6e0 [ 1030.853721][T13563] ? dev_get_by_index+0xb2/0x190 [ 1030.853732][T13563] packet_snd+0xd0d/0x19c0 [ 1030.853744][T13563] ? __lock_release+0x103/0x460 [ 1030.853747][T13563] ? __might_fault+0x11b/0x170 [ 1030.853753][T13563] ? __pfx_packet_snd+0x10/0x10 [ 1030.853756][T13563] ? trace_lock_acquire+0x14c/0x1f0 [ 1030.853759][T13563] ? __pfx___lock_release+0x10/0x10 [ 1030.853765][T13563] ? lock_acquire+0x32/0xc0 [ 1030.853771][T13563] ? __might_fault+0x11b/0x170 [ 1030.853783][T13563] __sys_sendto+0x3c3/0x450 [ 1030.853789][T13563] ? __pfx___sys_sendto+0x10/0x10 [ 1030.853802][T13563] ? __lock_release+0x103/0x460 [ 1030.853806][T13563] ? __pfx___lock_release+0x10/0x10 [ 1030.853815][T13563] ? __pfx___up_read+0x10/0x10 [ 1030.853822][T13563] ? do_user_addr_fault+0x374/0xe30 [ 1030.853832][T13563] ? do_user_addr_fault+0x374/0xe30 [ 1030.853840][T13563] __x64_sys_sendto+0xe0/0x1c0 [ 1030.853844][T13563] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1030.853849][T13563] do_syscall_64+0xc1/0x1d0 [ 1030.853855][T13563] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1030.853860][T13563] RIP: 0033:0x7f3227935a4a [ 1030.853864][T13563] 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 [ 1030.853867][T13563] RSP: 002b:00007ffcf36f6e98 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 1030.853871][T13563] RAX: ffffffffffffffda RBX: 0000000000000100 RCX: 00007f3227935a4a [ 1030.853873][T13563] RDX: 000000000000001c RSI: 00007ffcf36f6eb0 RDI: 0000000000000005 [ 1030.853875][T13563] RBP: 00007ffcf36f7000 R08: 00007ffcf36f8460 R09: 0000000000000014 [ 1030.853877][T13563] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcf36f8738 [ 1030.853878][T13563] R13: 00000000004047b4 R14: 0000000000407de0 R15: 00007f3227a3b000 [ 1030.853895][T13563] [ 1041.590964][ T68] br0: port 1(swp1) entered disabled state [ 1041.684399][ T68] swp1 (unregistering): left allmulticast mode [ 1041.684672][ T68] swp1 (unregistering): left promiscuous mode [ 1041.684885][ T68] br0: port 1(swp1) entered disabled state [ 1041.933362][ T68] br0: port 1(swp1) entered disabled state [ 1042.057181][ T68] swp1 (unregistering): left allmulticast mode [ 1042.057556][ T68] swp1 (unregistering): left promiscuous mode [ 1042.057784][ T68] br0: port 1(swp1) entered disabled state [ 1042.362123][ T68] vx0: left allmulticast mode [ 1042.362380][ T68] vx0: left promiscuous mode [ 1042.362730][ T68] br0: port 2(vx0) entered disabled state [ 1042.816011][ T68] vx0: left allmulticast mode [ 1042.816219][ T68] vx0: left promiscuous mode [ 1042.816528][ T68] br0: port 2(vx0) entered disabled state [ 1049.571458][T13787] br0: port 1(swp1) entered blocking state [ 1049.571766][T13787] br0: port 1(swp1) entered disabled state [ 1049.572021][T13787] swp1: entered allmulticast mode [ 1049.573433][T13787] swp1: entered promiscuous mode [ 1049.826393][T13790] br0: port 2(vx0) entered blocking state [ 1049.826700][T13790] br0: port 2(vx0) entered disabled state [ 1049.826913][T13790] vx0: entered allmulticast mode [ 1049.828205][T13790] vx0: entered promiscuous mode [ 1049.828744][T13790] br0: port 2(vx0) entered blocking state [ 1049.828938][T13790] br0: port 2(vx0) entered forwarding state [ 1050.308060][ T70] br0: port 1(swp1) entered blocking state [ 1050.308296][ T70] br0: port 1(swp1) entered forwarding state [ 1051.415022][T13807] br0: port 1(swp1) entered blocking state [ 1051.415532][T13807] br0: port 1(swp1) entered disabled state [ 1051.415922][T13807] swp1: entered allmulticast mode [ 1051.417976][T13807] swp1: entered promiscuous mode [ 1051.422979][ T159] br0: port 1(swp1) entered blocking state [ 1051.423225][ T159] br0: port 1(swp1) entered forwarding state [ 1051.734420][T13810] br0: port 2(vx0) entered blocking state [ 1051.734861][T13810] br0: port 2(vx0) entered disabled state [ 1051.735159][T13810] vx0: entered allmulticast mode [ 1051.737020][T13810] vx0: entered promiscuous mode [ 1051.738823][T13810] br0: port 2(vx0) entered blocking state [ 1051.739189][T13810] br0: port 2(vx0) entered forwarding state [ 1075.865450][ T68] br0: port 1(swp1) entered disabled state [ 1076.062943][ T68] swp1 (unregistering): left allmulticast mode [ 1076.063236][ T68] swp1 (unregistering): left promiscuous mode [ 1076.063432][ T68] br0: port 1(swp1) entered disabled state [ 1076.271187][ T68] br0: port 1(swp1) entered disabled state [ 1076.434298][ T68] swp1 (unregistering): left allmulticast mode [ 1076.434636][ T68] swp1 (unregistering): left promiscuous mode [ 1076.434869][ T68] br0: port 1(swp1) entered disabled state [ 1076.738530][ T68] vx0: left allmulticast mode [ 1076.738790][ T68] vx0: left promiscuous mode [ 1076.739102][ T68] br0: port 2(vx0) entered disabled state [ 1077.209835][ T68] vx0: left allmulticast mode [ 1077.210156][ T68] vx0: left promiscuous mode [ 1077.210613][ T68] br0: port 2(vx0) entered disabled state [ 1084.174769][T14047] br0: port 1(swp1) entered blocking state [ 1084.175041][T14047] br0: port 1(swp1) entered disabled state [ 1084.175289][T14047] swp1: entered allmulticast mode [ 1084.176845][T14047] swp1: entered promiscuous mode [ 1084.439073][T14050] br0: port 2(vx0) entered blocking state [ 1084.439337][T14050] br0: port 2(vx0) entered disabled state [ 1084.439570][T14050] vx0: entered allmulticast mode [ 1084.440824][T14050] vx0: entered promiscuous mode [ 1084.441550][T14050] br0: port 2(vx0) entered blocking state [ 1084.441754][T14050] br0: port 2(vx0) entered forwarding state [ 1084.932249][ T255] br0: port 1(swp1) entered blocking state [ 1084.933117][ T255] br0: port 1(swp1) entered forwarding state [ 1086.083795][T14067] br0: port 1(swp1) entered blocking state [ 1086.084229][T14067] br0: port 1(swp1) entered disabled state [ 1086.084597][T14067] swp1: entered allmulticast mode [ 1086.086527][T14067] swp1: entered promiscuous mode [ 1086.093573][ T159] br0: port 1(swp1) entered blocking state [ 1086.094079][ T159] br0: port 1(swp1) entered forwarding state [ 1086.423068][T14070] br0: port 2(vx0) entered blocking state [ 1086.423374][T14070] br0: port 2(vx0) entered disabled state [ 1086.423618][T14070] vx0: entered allmulticast mode [ 1086.424964][T14070] vx0: entered promiscuous mode [ 1086.425746][T14070] br0: port 2(vx0) entered blocking state [ 1086.425990][T14070] br0: port 2(vx0) entered forwarding state [ 1101.344260][ T68] br0: port 1(swp1) entered disabled state [ 1101.482750][ T68] swp1 (unregistering): left allmulticast mode [ 1101.483007][ T68] swp1 (unregistering): left promiscuous mode [ 1101.483221][ T68] br0: port 1(swp1) entered disabled state [ 1101.676404][ T68] br0: port 1(swp1) entered disabled state [ 1101.778256][ T68] swp1 (unregistering): left allmulticast mode [ 1101.778524][ T68] swp1 (unregistering): left promiscuous mode [ 1101.778744][ T68] br0: port 1(swp1) entered disabled state [ 1101.973915][ T68] vx0: left allmulticast mode [ 1101.974154][ T68] vx0: left promiscuous mode [ 1101.974467][ T68] br0: port 2(vx0) entered disabled state [ 1102.291588][ T68] vx0: left allmulticast mode [ 1102.291800][ T68] vx0: left promiscuous mode [ 1102.292105][ T68] br0: port 2(vx0) entered disabled state [ 1108.624583][T14299] br0: port 1(swp1) entered blocking state [ 1108.624957][T14299] br0: port 1(swp1) entered disabled state [ 1108.625201][T14299] swp1: entered allmulticast mode [ 1108.626434][T14299] swp1: entered promiscuous mode [ 1108.874468][T14302] br0: port 2(vx0) entered blocking state [ 1108.874816][T14302] br0: port 2(vx0) entered disabled state [ 1108.875019][T14302] vx0: entered allmulticast mode [ 1108.876265][T14302] vx0: entered promiscuous mode [ 1108.876781][T14302] br0: port 2(vx0) entered blocking state [ 1108.876973][T14302] br0: port 2(vx0) entered forwarding state [ 1109.524056][ T38] br0: port 1(swp1) entered blocking state [ 1109.524390][ T38] br0: port 1(swp1) entered forwarding state [ 1110.268225][T14319] br0: port 1(swp1) entered blocking state [ 1110.268716][T14319] br0: port 1(swp1) entered disabled state [ 1110.269052][T14319] swp1: entered allmulticast mode [ 1110.270429][T14319] swp1: entered promiscuous mode [ 1110.274920][ T46] br0: port 1(swp1) entered blocking state [ 1110.275183][ T46] br0: port 1(swp1) entered forwarding state [ 1110.551939][T14322] br0: port 2(vx0) entered blocking state [ 1110.552283][T14322] br0: port 2(vx0) entered disabled state [ 1110.552531][T14322] vx0: entered allmulticast mode [ 1110.553858][T14322] vx0: entered promiscuous mode [ 1110.554678][T14322] br0: port 2(vx0) entered blocking state [ 1110.554898][T14322] br0: port 2(vx0) entered forwarding state [ 1124.907748][ T68] br0: port 1(swp1) entered disabled state [ 1125.079328][ T68] swp1 (unregistering): left allmulticast mode [ 1125.079681][ T68] swp1 (unregistering): left promiscuous mode [ 1125.079911][ T68] br0: port 1(swp1) entered disabled state [ 1125.350199][ T68] br0: port 1(swp1) entered disabled state [ 1125.467330][ T68] swp1 (unregistering): left allmulticast mode [ 1125.467867][ T68] swp1 (unregistering): left promiscuous mode [ 1125.468234][ T68] br0: port 1(swp1) entered disabled state [ 1125.699479][ T68] vx0: left allmulticast mode [ 1125.699754][ T68] vx0: left promiscuous mode [ 1125.700115][ T68] br0: port 2(vx0) entered disabled state [ 1126.113840][ T68] vx0: left allmulticast mode [ 1126.114170][ T68] vx0: left promiscuous mode [ 1126.114551][ T68] br0: port 2(vx0) entered disabled state