make -C tools/testing/selftests TARGETS=net/forwarding TEST_PROGS=vxlan_brridge_1q.sh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-4/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
make[1]: Entering directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
TAP version 13
1..1
# timeout set to 10800
# selftests: net/forwarding: vxlan_bridge_1q.sh
[  797.527140][  T729] br1: port 1(vx10) entered blocking state
[  797.527678][  T729] br1: port 1(vx10) entered disabled state
[  797.528155][  T729] vx10: entered allmulticast mode
[  797.530439][  T729] vx10: entered promiscuous mode
[  797.531901][  T729] br1: port 1(vx10) entered blocking state
[  797.532375][  T729] br1: port 1(vx10) entered forwarding state
[  797.977390][  T734] br1: port 2(vx20) entered blocking state
[  797.977902][  T734] br1: port 2(vx20) entered disabled state
[  797.978618][  T734] vx20: entered allmulticast mode
[  797.980581][  T734] vx20: entered promiscuous mode
[  797.981222][  T734] br1: port 2(vx20) entered blocking state
[  797.981552][  T734] br1: port 2(vx20) entered forwarding state
[  798.185232][  T736] br1: port 3(veth1) entered blocking state
[  798.186669][  T736] br1: port 3(veth1) entered disabled state
[  798.187087][  T736] veth1: entered allmulticast mode
[  798.189352][  T736] veth1: entered promiscuous mode
[  798.293533][  T594] br1: port 3(veth1) entered blocking state
[  798.294177][  T594] br1: port 3(veth1) entered forwarding state
[  798.597910][  T740] br1: port 4(veth2) entered blocking state
[  798.598277][  T740] br1: port 4(veth2) entered disabled state
[  798.598670][  T740] veth2: entered allmulticast mode
[  798.601834][  T740] veth2: entered promiscuous mode
[  798.701068][  T594] br1: port 4(veth2) entered blocking state
[  798.701438][  T594] br1: port 4(veth2) entered forwarding state
[  802.538503][  T792] br2: port 1(w1) entered blocking state
[  802.539036][  T792] br2: port 1(w1) entered disabled state
[  802.539602][  T792] w1: entered allmulticast mode
[  802.545148][  T792] w1: entered promiscuous mode
[  803.326508][  T800] br2: port 2(vx10) entered blocking state
[  803.327215][  T800] br2: port 2(vx10) entered disabled state
[  803.327631][  T800] vx10: entered allmulticast mode
[  803.329797][  T800] vx10: entered promiscuous mode
[  803.330441][  T800] br2: port 2(vx10) entered blocking state
[  803.330789][  T800] br2: port 2(vx10) entered forwarding state
[  804.010270][  T807] br2: port 3(vx20) entered blocking state
[  804.010820][  T807] br2: port 3(vx20) entered disabled state
[  804.011386][  T807] vx20: entered allmulticast mode
[  804.019631][  T807] vx20: entered promiscuous mode
[  804.020244][  T807] br2: port 3(vx20) entered blocking state
[  804.020584][  T807] br2: port 3(vx20) entered forwarding state
[  804.865171][  T549] br2: port 1(w1) entered blocking state
[  804.865790][  T549] br2: port 1(w1) entered forwarding state
[  807.371344][  T842] br2: port 1(w1) entered blocking state
[  807.372731][  T842] br2: port 1(w1) entered disabled state
[  807.373088][  T842] w1: entered allmulticast mode
[  807.375154][  T842] w1: entered promiscuous mode
[  808.188549][  T850] br2: port 2(vx10) entered blocking state
[  808.189594][  T850] br2: port 2(vx10) entered disabled state
[  808.189964][  T850] vx10: entered allmulticast mode
[  808.191920][  T850] vx10: entered promiscuous mode
[  808.192559][  T850] br2: port 2(vx10) entered blocking state
[  808.192897][  T850] br2: port 2(vx10) entered forwarding state
[  808.913790][  T857] br2: port 3(vx20) entered blocking state
[  808.914158][  T857] br2: port 3(vx20) entered disabled state
[  808.914531][  T857] vx20: entered allmulticast mode
[  808.916928][  T857] vx20: entered promiscuous mode
[  808.917493][  T857] br2: port 3(vx20) entered blocking state
[  808.917838][  T857] br2: port 3(vx20) entered forwarding state
[  809.706206][   T28] br2: port 1(w1) entered blocking state
[  809.706616][   T28] br2: port 1(w1) entered forwarding state
# INFO: Running tests with UDP port 4789
# TEST: ping: local->local vid 10                                     [ OK ]
# TEST: ping: local->local vid 20                                     [ OK ]
# TEST: ping: local->remote 1 vid 10                                  [ OK ]
# TEST: ping: local->remote 2 vid 10                                  [ OK ]
# TEST: ping: local->remote 1 vid 20                                  [ OK ]
# TEST: ping: local->remote 2 vid 20                                  [ OK ]
# TEST: VXLAN: flood vlan 10                                          [ OK ]
# TEST: VXLAN: flood vlan 20                                          [ OK ]
# INFO: unicast vlan 10
[  856.700531][ T1354] veth3: entered promiscuous mode
# TEST: VXLAN: local MAC unicast                                      [ OK ]
# TEST: VXLAN: remote MAC 1 unicast                                   [ OK ]
# TEST: VXLAN: remote MAC 2 unicast                                   [ OK ]
[  903.187028][ T1978] veth3: left promiscuous mode
# INFO: unicast vlan 20
[  903.847365][ T1984] veth3: entered promiscuous mode
# TEST: VXLAN: local MAC unicast                                      [ OK ]
# TEST: VXLAN: remote MAC 1 unicast                                   [ OK ]
# TEST: VXLAN: remote MAC 2 unicast                                   [ OK ]
[  950.234153][ T2608] veth3: left promiscuous mode
# INFO: Reapplying configuration
[  951.277895][ T2618] vx20: left allmulticast mode
[  951.278213][ T2618] vx20: left promiscuous mode
[  951.278618][ T2618] br1: port 2(vx20) entered disabled state
[  951.406117][ T2619] vx10: left allmulticast mode
[  951.407310][ T2619] vx10: left promiscuous mode
[  951.407937][ T2619] br1: port 1(vx10) entered disabled state
[  956.879080][ T2624] br1: port 1(vx10) entered blocking state
[  956.879480][ T2624] br1: port 1(vx10) entered disabled state
[  956.879871][ T2624] vx10: entered allmulticast mode
[  956.883000][ T2624] vx10: entered promiscuous mode
[  956.883637][ T2624] br1: port 1(vx10) entered blocking state
[  956.883965][ T2624] br1: port 1(vx10) entered forwarding state
[  957.072851][ T2626] br1: port 2(vx20) entered blocking state
[  957.073225][ T2626] br1: port 2(vx20) entered disabled state
[  957.074335][ T2626] vx20: entered allmulticast mode
[  957.076442][ T2626] vx20: entered promiscuous mode
[  957.077058][ T2626] br1: port 2(vx20) entered blocking state
[  957.077402][ T2626] br1: port 2(vx20) entered forwarding state
# TEST: ping: local->local vid 10                                     [ OK ]
# TEST: ping: local->local vid 20                                     [ OK ]
# TEST: ping: local->remote 1 vid 10                                  [ OK ]
# TEST: ping: local->remote 2 vid 10                                  [ OK ]
# TEST: ping: local->remote 1 vid 20                                  [ OK ]
# TEST: ping: local->remote 2 vid 20                                  [ OK ]
# TEST: VXLAN: flood vlan 10                                          [ OK ]
# TEST: VXLAN: flood vlan 20                                          [ OK ]
# INFO: unicast vlan 10
[ 1000.875973][ T3072] veth3: entered promiscuous mode
# TEST: VXLAN: local MAC unicast                                      [ OK ]
# TEST: VXLAN: remote MAC 1 unicast                                   [ OK ]
# TEST: VXLAN: remote MAC 2 unicast                                   [ OK ]
[ 1045.851361][ T3696] veth3: left promiscuous mode
# INFO: unicast vlan 20
[ 1046.488299][ T3702] veth3: entered promiscuous mode
# TEST: VXLAN: local MAC unicast                                      [ OK ]
# TEST: VXLAN: remote MAC 1 unicast                                   [ OK ]
# TEST: VXLAN: remote MAC 2 unicast                                   [ OK ]
[ 1092.065706][ T4326] veth3: left promiscuous mode
# INFO: Reapplying configuration
[ 1093.616320][ T4341] vx20: left allmulticast mode
[ 1093.616670][ T4341] vx20: left promiscuous mode
[ 1093.617058][ T4341] br1: port 2(vx20) entered disabled state
[ 1093.722505][ T4342] vx10: left allmulticast mode
[ 1093.723690][ T4342] vx10: left promiscuous mode
[ 1093.724082][ T4342] br1: port 1(vx10) entered disabled state
[ 1099.187184][ T4347] br1: port 1(vx10) entered blocking state
[ 1099.188292][ T4347] br1: port 1(vx10) entered disabled state
[ 1099.188726][ T4347] vx10: entered allmulticast mode
[ 1099.190792][ T4347] vx10: entered promiscuous mode
[ 1099.191434][ T4347] br1: port 1(vx10) entered blocking state
[ 1099.191807][ T4347] br1: port 1(vx10) entered forwarding state
[ 1099.421817][ T4349] br1: port 2(vx20) entered blocking state
[ 1099.422184][ T4349] br1: port 2(vx20) entered disabled state
[ 1099.422554][ T4349] vx20: entered allmulticast mode
[ 1099.425761][ T4349] vx20: entered promiscuous mode
[ 1099.426367][ T4349] br1: port 2(vx20) entered blocking state
[ 1099.426710][ T4349] br1: port 2(vx20) entered forwarding state
# INFO: learning vlan 10
# TEST: VXLAN: flood before learning                                  [ OK ]
# TEST: VXLAN: show learned FDB entry                                 [ OK ]
# TEST: VXLAN: learned FDB entry                                      [ OK ]
# RTNETLINK answers: No such file or directory
# TEST: VXLAN: deletion of learned FDB entry                          [ OK ]
# TEST: VXLAN: Ageing of learned FDB entry                            [ OK ]
# TEST: VXLAN: learning toggling on bridge port                       [ OK ]
# INFO: learning vlan 20
# TEST: VXLAN: flood before learning                                  [ OK ]
# TEST: VXLAN: show learned FDB entry                                 [ OK ]
# TEST: VXLAN: learned FDB entry                                      [ OK ]
# RTNETLINK answers: No such file or directory
# TEST: VXLAN: deletion of learned FDB entry                          [ OK ]
# TEST: VXLAN: Ageing of learned FDB entry                            [ OK ]
# TEST: VXLAN: learning toggling on bridge port                       [ OK ]
# INFO: Reapplying configuration
[ 1313.599538][ T6568] vx20: left allmulticast mode
[ 1313.599872][ T6568] vx20: left promiscuous mode
[ 1313.600245][ T6568] br1: port 2(vx20) entered disabled state
[ 1313.696331][ T6569] vx10: left allmulticast mode
[ 1313.696655][ T6569] vx10: left promiscuous mode
[ 1313.697032][ T6569] br1: port 1(vx10) entered disabled state
[ 1319.141325][ T6574] br1: port 1(vx10) entered blocking state
[ 1319.141708][ T6574] br1: port 1(vx10) entered disabled state
[ 1319.142075][ T6574] vx10: entered allmulticast mode
[ 1319.144238][ T6574] vx10: entered promiscuous mode
[ 1319.144818][ T6574] br1: port 1(vx10) entered blocking state
[ 1319.145152][ T6574] br1: port 1(vx10) entered forwarding state
[ 1319.358657][ T6576] br1: port 2(vx20) entered blocking state
[ 1319.359150][ T6576] br1: port 2(vx20) entered disabled state
[ 1319.359527][ T6576] vx20: entered allmulticast mode
[ 1319.361567][ T6576] vx20: entered promiscuous mode
[ 1319.363111][ T6576] br1: port 2(vx20) entered blocking state
[ 1319.363435][ T6576] br1: port 2(vx20) entered forwarding state
# TEST: VXLAN: flood before pvid off                                  [ OK ]
# TEST: VXLAN: flood after pvid off                                   [ OK ]
# TEST: VXLAN: flood after pvid on                                    [ OK ]
# TEST: VXLAN: flood after vlan add                                   [ OK ]
# TEST: VXLAN: flood after vlan delete                                [ OK ]
# TEST: VXLAN: flood after vlan re-add                                [ OK ]
[ 1414.128408][   T71] vx20: left allmulticast mode
[ 1414.128795][   T71] vx20: left promiscuous mode
[ 1414.129190][   T71] br2: port 3(vx20) entered disabled state
[ 1414.139061][   T71] vx10: left allmulticast mode
[ 1414.139360][   T71] vx10: left promiscuous mode
[ 1414.139734][   T71] br2: port 2(vx10) entered disabled state
[ 1414.154668][   T71] w1: left allmulticast mode
[ 1414.154984][   T71] w1: left promiscuous mode
[ 1414.155354][   T71] br2: port 1(w1) entered disabled state
[ 1414.168013][   T71] ==================================================================
[ 1414.168474][   T71] BUG: KASAN: slab-use-after-free in kobject_put+0xc7/0xe0
[ 1414.168886][   T71] Read of size 1 at addr ffff88800a0b75bc by task kworker/u8:1/71
[ 1414.169298][   T71] 
[ 1414.169430][   T71] CPU: 1 PID: 71 Comm: kworker/u8:1 Not tainted 6.8.0-rc2-virtme #1
[ 1414.169853][   T71] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1414.170521][   T71] Workqueue: netns cleanup_net
[ 1414.170793][   T71] Call Trace:
[ 1414.170971][   T71]  <TASK>
[ 1414.171131][   T71]  dump_stack_lvl+0x64/0xb0
[ 1414.171386][   T71]  print_address_description.constprop.0+0x2c/0x3b0
[ 1414.171754][   T71]  ? kobject_put+0xc7/0xe0
[ 1414.172004][   T71]  print_report+0xb5/0x270
[ 1414.172259][   T71]  ? kasan_addr_to_slab+0x4e/0x90
[ 1414.172571][   T71]  kasan_report+0xbe/0xf0
[ 1414.172842][   T71]  ? kobject_put+0xc7/0xe0
[ 1414.173104][   T71]  kobject_put+0xc7/0xe0
[ 1414.173377][   T71]  br_sysfs_delbr+0x3f/0x70 [bridge]
[ 1414.173802][   T71]  br_dev_delete+0x10d/0x190 [bridge]
[ 1414.174172][   T71]  br_net_exit_batch_rtnl+0xd6/0x190 [bridge]
[ 1414.174566][   T71]  cleanup_net+0x499/0xa20
[ 1414.174852][   T71]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1414.175152][   T71]  ? __pfx_cleanup_net+0x10/0x10
[ 1414.175427][   T71]  ? lock_acquire+0x1c1/0x220
[ 1414.175681][   T71]  ? process_one_work+0x714/0x1310
[ 1414.175956][   T71]  process_one_work+0x78f/0x1310
[ 1414.176230][   T71]  ? hlock_class+0x4e/0x130
[ 1414.176518][   T71]  ? __pfx_process_one_work+0x10/0x10
[ 1414.176852][   T71]  ? assign_work+0x16c/0x240
[ 1414.177153][   T71]  worker_thread+0x73d/0x1010
[ 1414.177460][   T71]  ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 1414.177838][   T71]  ? __pfx_worker_thread+0x10/0x10
[ 1414.178156][   T71]  ? __pfx_worker_thread+0x10/0x10
[ 1414.178484][   T71]  kthread+0x292/0x360
[ 1414.178727][   T71]  ? __pfx_kthread+0x10/0x10
[ 1414.178996][   T71]  ret_from_fork+0x34/0x70
[ 1414.179261][   T71]  ? __pfx_kthread+0x10/0x10
[ 1414.179533][   T71]  ret_from_fork_asm+0x1b/0x30
[ 1414.179823][   T71]  </TASK>
[ 1414.179994][   T71] 
[ 1414.180149][   T71] Allocated by task 839:
[ 1414.180423][   T71]  kasan_save_stack+0x24/0x50
[ 1414.180729][   T71]  kasan_save_track+0x14/0x30
[ 1414.180994][   T71]  __kasan_kmalloc+0x7f/0x90
[ 1414.181266][   T71]  kobject_create_and_add+0x44/0xc0
[ 1414.181594][   T71]  br_sysfs_addbr+0x57/0x160 [bridge]
[ 1414.181938][   T71]  br_device_event+0x1ff/0x740 [bridge]
[ 1414.182272][   T71]  notifier_call_chain+0x9d/0x290
[ 1414.182565][   T71]  register_netdevice+0x116d/0x17a0
[ 1414.182867][   T71]  br_dev_newlink+0x2b/0x100 [bridge]
[ 1414.183219][   T71]  rtnl_newlink_create+0x344/0x850
[ 1414.183543][   T71]  __rtnl_newlink+0xad2/0xd60
[ 1414.183828][   T71]  rtnl_newlink+0x63/0xa0
[ 1414.184103][   T71]  rtnetlink_rcv_msg+0x2fe/0xb80
[ 1414.184404][   T71]  netlink_rcv_skb+0x133/0x360
[ 1414.184717][   T71]  netlink_unicast+0x44c/0x710
[ 1414.185014][   T71]  netlink_sendmsg+0x726/0xbe0
[ 1414.185276][   T71]  ____sys_sendmsg+0x7b5/0xa10
[ 1414.185552][   T71]  ___sys_sendmsg+0xee/0x170
[ 1414.185824][   T71]  __sys_sendmsg+0xcd/0x170
[ 1414.186111][   T71]  do_syscall_64+0xcc/0x1e0
[ 1414.186388][   T71]  entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 1414.186738][   T71] 
[ 1414.186886][   T71] Freed by task 71:
[ 1414.187144][   T71]  kasan_save_stack+0x24/0x50
[ 1414.187419][   T71]  kasan_save_track+0x14/0x30
[ 1414.187743][   T71]  kasan_save_free_info+0x3f/0x60
[ 1414.188035][   T71]  __kasan_slab_free+0xfc/0x1c0
[ 1414.188330][   T71]  kfree+0xf2/0x2d0
[ 1414.188552][   T71]  kobject_cleanup+0xe2/0x280
[ 1414.188836][   T71]  br_sysfs_delbr+0x3f/0x70 [bridge]
[ 1414.189190][   T71]  br_dev_delete+0x10d/0x190 [bridge]
[ 1414.189542][   T71]  default_device_exit_batch_rtnl+0x112/0x210
[ 1414.189900][   T71]  cleanup_net+0x499/0xa20
[ 1414.190156][   T71]  process_one_work+0x78f/0x1310
[ 1414.190440][   T71]  worker_thread+0x73d/0x1010
[ 1414.190722][   T71]  kthread+0x292/0x360
[ 1414.190938][   T71]  ret_from_fork+0x34/0x70
[ 1414.191188][   T71]  ret_from_fork_asm+0x1b/0x30
[ 1414.191460][   T71] 
[ 1414.191617][   T71] The buggy address belongs to the object at ffff88800a0b7580
[ 1414.191617][   T71]  which belongs to the cache kmalloc-64 of size 64
[ 1414.192363][   T71] The buggy address is located 60 bytes inside of
[ 1414.192363][   T71]  freed 64-byte region [ffff88800a0b7580, ffff88800a0b75c0)
[ 1414.193135][   T71] 
[ 1414.193313][   T71] The buggy address belongs to the physical page:
[ 1414.193662][   T71] page:ffffea0000282d80 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff88800a0b7bc0 pfn:0xa0b6
[ 1414.194307][   T71] head:ffffea0000282d80 order:1 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 1414.194848][   T71] flags: 0x80000000000a40(workingset|slab|head|node=0|zone=1)
[ 1414.195276][   T71] page_type: 0xffffffff()
[ 1414.195523][   T71] raw: 0080000000000a40 ffff888001042900 ffffea0000b12a10 ffffea000023d810
[ 1414.195974][   T71] raw: ffff88800a0b7bc0 0000000000190007 00000001ffffffff 0000000000000000
[ 1414.196476][   T71] page dumped because: kasan: bad access detected
[ 1414.196870][   T71] 
[ 1414.196996][   T71] Memory state around the buggy address:
[ 1414.197335][   T71]  ffff88800a0b7480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 1414.197789][   T71]  ffff88800a0b7500: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 1414.198277][   T71] >ffff88800a0b7580: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
[ 1414.198756][   T71]                                         ^
[ 1414.199088][   T71]  ffff88800a0b7600: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 1414.199548][   T71]  ffff88800a0b7680: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb
[ 1414.200015][   T71] ==================================================================
[ 1414.200513][   T71] Disabling lock debugging due to kernel taint
[ 1414.200903][   T71] ------------[ cut here ]------------
[ 1414.201235][   T71] refcount_t: underflow; use-after-free.
[ 1414.201615][   T71] WARNING: CPU: 1 PID: 71 at lib/refcount.c:28 refcount_warn_saturate+0x173/0x1b0
[ 1414.202192][   T71] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress 8021q ip_gre gre vrf veth
[ 1414.202989][   T71] CPU: 1 PID: 71 Comm: kworker/u8:1 Tainted: G    B              6.8.0-rc2-virtme #1
[ 1414.203654][   T71] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1414.204400][   T71] Workqueue: netns cleanup_net
[ 1414.204760][   T71] RIP: 0010:refcount_warn_saturate+0x173/0x1b0
[ 1414.205128][   T71] Code: 64 5d 03 80 fb 01 0f 87 54 5a 91 01 83 e3 01 0f 85 4d ff ff ff c6 05 d6 64 5d 03 01 90 48 c7 c7 00 58 a2 95 e8 5e 4c 2b ff 90 <0f> 0b 90 90 e9 2f ff ff ff 48 89 df e8 7c 23 a7 ff e9 b6 fe ff ff
[ 1414.206257][   T71] RSP: 0018:ffffc9000051fb98 EFLAGS: 00010282
[ 1414.206649][   T71] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff92f0e74f
[ 1414.207085][   T71] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
[ 1414.207553][   T71] RBP: 0000000000000003 R08: 0000000000000000 R09: fffff520000a3f18
[ 1414.208044][   T71] R10: ffffc9000051f8c7 R11: 205d313754202020 R12: ffff888008fda000
[ 1414.208494][   T71] R13: ffff888008fdadd8 R14: ffffc9000051fc98 R15: ffff888008fdaba0
[ 1414.209061][   T71] FS:  0000000000000000(0000) GS:ffff888035600000(0000) knlGS:0000000000000000
[ 1414.209582][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1414.209955][   T71] CR2: 00005564c0df645c CR3: 000000002ad1e003 CR4: 00000000001706f0
[ 1414.210413][   T71] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1414.210871][   T71] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1414.211337][   T71] Call Trace:
[ 1414.211559][   T71]  <TASK>
[ 1414.211741][   T71]  ? __warn+0xcd/0x2d0
[ 1414.211977][   T71]  ? refcount_warn_saturate+0x173/0x1b0
[ 1414.212316][   T71]  ? report_bug+0x291/0x2e0
[ 1414.212563][   T71]  ? restore_regs_and_return_to_kernel+0x2e/0x2e
[ 1414.212931][   T71]  ? handle_bug+0x3d/0x80
[ 1414.213189][   T71]  ? exc_invalid_op+0x18/0x50
[ 1414.213459][   T71]  ? asm_exc_invalid_op+0x1a/0x20
[ 1414.213866][   T71]  ? desc_read+0x2af/0x440
[ 1414.214147][   T71]  ? refcount_warn_saturate+0x173/0x1b0
[ 1414.214464][   T71]  ? refcount_warn_saturate+0x172/0x1b0
[ 1414.214896][   T71]  br_sysfs_delbr+0x3f/0x70 [bridge]
[ 1414.215242][   T71]  br_dev_delete+0x10d/0x190 [bridge]
[ 1414.215597][   T71]  br_net_exit_batch_rtnl+0xd6/0x190 [bridge]
[ 1414.216015][   T71]  cleanup_net+0x499/0xa20
[ 1414.216294][   T71]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1414.216653][   T71]  ? __pfx_cleanup_net+0x10/0x10
[ 1414.216965][   T71]  ? lock_acquire+0x1c1/0x220
[ 1414.217245][   T71]  ? process_one_work+0x714/0x1310
[ 1414.217550][   T71]  process_one_work+0x78f/0x1310
[ 1414.217826][   T71]  ? hlock_class+0x4e/0x130
[ 1414.218101][   T71]  ? __pfx_process_one_work+0x10/0x10
[ 1414.218398][   T71]  ? assign_work+0x16c/0x240
[ 1414.218690][   T71]  worker_thread+0x73d/0x1010
[ 1414.218995][   T71]  ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 1414.219371][   T71]  ? __pfx_worker_thread+0x10/0x10
[ 1414.219684][   T71]  ? __pfx_worker_thread+0x10/0x10
[ 1414.220007][   T71]  kthread+0x292/0x360
[ 1414.220225][   T71]  ? __pfx_kthread+0x10/0x10
[ 1414.220512][   T71]  ret_from_fork+0x34/0x70
[ 1414.220766][   T71]  ? __pfx_kthread+0x10/0x10
[ 1414.221016][   T71]  ret_from_fork_asm+0x1b/0x30
[ 1414.221296][   T71]  </TASK>
[ 1414.221491][   T71] irq event stamp: 134805
[ 1414.221743][   T71] hardirqs last  enabled at (134805): [<ffffffff954486db>] irqentry_exit+0x3b/0x90
[ 1414.222255][   T71] hardirqs last disabled at (134804): [<ffffffff9547d150>] __do_softirq+0x670/0x7ff
[ 1414.222751][   T71] softirqs last  enabled at (134792): [<ffffffffc0567b58>] br_dev_delete+0xd8/0x190 [bridge]
[ 1414.223332][   T71] softirqs last disabled at (134790): [<ffffffffc055f326>] br_fdb_delete_by_port+0x36/0x260 [bridge]
[ 1414.224017][   T71] ---[ end trace 0000000000000000 ]---
[ 1414.224415][   T71] ------------[ cut here ]------------
[ 1414.224751][   T71] sysfs group 'bridge' not found for kobject 'br2'
[ 1414.225193][   T71] WARNING: CPU: 1 PID: 71 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160
[ 1414.226258][   T71] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress 8021q ip_gre gre vrf veth
[ 1414.227117][   T71] CPU: 1 PID: 71 Comm: kworker/u8:1 Tainted: G    B   W          6.8.0-rc2-virtme #1
[ 1414.227732][   T71] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1414.228406][   T71] Workqueue: netns cleanup_net
[ 1414.228721][   T71] RIP: 0010:sysfs_remove_group+0x101/0x160
[ 1414.229033][   T71] Code: 89 d9 49 8b 14 24 48 b8 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 75 45 48 8b 33 48 c7 c7 a0 99 9c 95 e8 10 18 5f ff 90 <0f> 0b 90 90 48 83 c4 08 5b 5d 41 5c c3 cc cc cc cc e8 69 ee da ff
[ 1414.230112][   T71] RSP: 0018:ffffc9000051fba0 EFLAGS: 00010282
[ 1414.230434][   T71] RAX: 0000000000000000 RBX: ffffffffc061cf00 RCX: ffffffff92f0e74f
[ 1414.230922][   T71] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
[ 1414.231382][   T71] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff520000a3f19
[ 1414.231908][   T71] R10: ffffc9000051f8cf R11: 205d313754202020 R12: ffff888008fda610
[ 1414.232357][   T71] R13: ffff888008fdadd8 R14: ffffc9000051fc98 R15: ffff888008fdaba0
[ 1414.232868][   T71] FS:  0000000000000000(0000) GS:ffff888035600000(0000) knlGS:0000000000000000
[ 1414.233433][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1414.233788][   T71] CR2: 00005564c0df645c CR3: 000000002ad1e003 CR4: 00000000001706f0
[ 1414.234301][   T71] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1414.234769][   T71] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1414.235223][   T71] Call Trace:
[ 1414.235423][   T71]  <TASK>
[ 1414.235601][   T71]  ? __warn+0xcd/0x2d0
[ 1414.235842][   T71]  ? console_trylock+0x61/0xf0
[ 1414.236127][   T71]  ? sysfs_remove_group+0x101/0x160
[ 1414.236441][   T71]  ? report_bug+0x291/0x2e0
[ 1414.236717][   T71]  ? handle_bug+0x3d/0x80
[ 1414.236981][   T71]  ? exc_invalid_op+0x18/0x50
[ 1414.237277][   T71]  ? asm_exc_invalid_op+0x1a/0x20
[ 1414.237696][   T71]  ? desc_read+0x2af/0x440
[ 1414.237984][   T71]  ? sysfs_remove_group+0x101/0x160
[ 1414.238308][   T71]  br_dev_delete+0x10d/0x190 [bridge]
[ 1414.238717][   T71]  br_net_exit_batch_rtnl+0xd6/0x190 [bridge]
[ 1414.239145][   T71]  cleanup_net+0x499/0xa20
[ 1414.239423][   T71]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1414.239778][   T71]  ? __pfx_cleanup_net+0x10/0x10
[ 1414.240071][   T71]  ? lock_acquire+0x1c1/0x220
[ 1414.240386][   T71]  ? process_one_work+0x714/0x1310
[ 1414.240691][   T71]  process_one_work+0x78f/0x1310
[ 1414.241002][   T71]  ? hlock_class+0x4e/0x130
[ 1414.241292][   T71]  ? __pfx_process_one_work+0x10/0x10
[ 1414.241632][   T71]  ? assign_work+0x16c/0x240
[ 1414.241907][   T71]  worker_thread+0x73d/0x1010
[ 1414.242201][   T71]  ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 1414.242591][   T71]  ? __pfx_worker_thread+0x10/0x10
[ 1414.242880][   T71]  ? __pfx_worker_thread+0x10/0x10
[ 1414.243171][   T71]  kthread+0x292/0x360
[ 1414.243407][   T71]  ? __pfx_kthread+0x10/0x10
[ 1414.243678][   T71]  ret_from_fork+0x34/0x70
[ 1414.243998][   T71]  ? __pfx_kthread+0x10/0x10
[ 1414.244294][   T71]  ret_from_fork_asm+0x1b/0x30
[ 1414.244592][   T71]  </TASK>
[ 1414.244796][   T71] irq event stamp: 134805
[ 1414.245061][   T71] hardirqs last  enabled at (134805): [<ffffffff954486db>] irqentry_exit+0x3b/0x90
[ 1414.245643][   T71] hardirqs last disabled at (134804): [<ffffffff9547d150>] __do_softirq+0x670/0x7ff
[ 1414.246163][   T71] softirqs last  enabled at (134792): [<ffffffffc0567b58>] br_dev_delete+0xd8/0x190 [bridge]
[ 1414.246813][   T71] softirqs last disabled at (134790): [<ffffffffc055f326>] br_fdb_delete_by_port+0x36/0x260 [bridge]
[ 1414.247464][   T71] ---[ end trace 0000000000000000 ]---
[ 1414.460166][   T71] vx20: left allmulticast mode
[ 1414.460514][   T71] vx20: left promiscuous mode
[ 1414.461194][   T71] br2: port 3(vx20) entered disabled state
[ 1414.470958][   T71] vx10: left allmulticast mode
[ 1414.471295][   T71] vx10: left promiscuous mode
[ 1414.471651][   T71] br2: port 2(vx10) entered disabled state
[ 1414.483816][   T71] w1: left allmulticast mode
[ 1414.484143][   T71] w1: left promiscuous mode
[ 1414.484519][   T71] br2: port 1(w1) entered disabled state
[ 1414.495837][   T71] ------------[ cut here ]------------
[ 1414.496186][   T71] sysfs group 'bridge' not found for kobject 'br2'
[ 1414.496629][   T71] WARNING: CPU: 2 PID: 71 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160
[ 1414.497189][   T71] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress 8021q ip_gre gre vrf veth
[ 1414.497975][   T71] CPU: 2 PID: 71 Comm: kworker/u8:1 Tainted: G    B   W          6.8.0-rc2-virtme #1
[ 1414.498471][   T71] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1414.499221][   T71] Workqueue: netns cleanup_net
[ 1414.499517][   T71] RIP: 0010:sysfs_remove_group+0x101/0x160
[ 1414.499869][   T71] Code: 89 d9 49 8b 14 24 48 b8 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 75 45 48 8b 33 48 c7 c7 a0 99 9c 95 e8 10 18 5f ff 90 <0f> 0b 90 90 48 83 c4 08 5b 5d 41 5c c3 cc cc cc cc e8 69 ee da ff
[ 1414.500896][   T71] RSP: 0018:ffffc9000051fba0 EFLAGS: 00010282
[ 1414.501218][   T71] RAX: 0000000000000000 RBX: ffffffffc061cf00 RCX: ffffffff92f0e74f
[ 1414.501692][   T71] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
[ 1414.502161][   T71] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff520000a3f19
[ 1414.502650][   T71] R10: ffffc9000051f8cf R11: 205d313754202020 R12: ffff88800586a610
[ 1414.503119][   T71] R13: ffff88800586add8 R14: ffffc9000051fc98 R15: ffff88800586aba0
[ 1414.503652][   T71] FS:  0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 1414.504186][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1414.504609][   T71] CR2: 0000560045dffdec CR3: 0000000005526002 CR4: 00000000001706f0
[ 1414.505090][   T71] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1414.505612][   T71] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1414.506145][   T71] Call Trace:
[ 1414.506407][   T71]  <TASK>
[ 1414.506566][   T71]  ? __warn+0xcd/0x2d0
[ 1414.506857][   T71]  ? console_trylock+0x61/0xf0
[ 1414.507155][   T71]  ? sysfs_remove_group+0x101/0x160
[ 1414.507486][   T71]  ? report_bug+0x291/0x2e0
[ 1414.507782][   T71]  ? handle_bug+0x3d/0x80
[ 1414.508157][   T71]  ? exc_invalid_op+0x18/0x50
[ 1414.508436][   T71]  ? asm_exc_invalid_op+0x1a/0x20
[ 1414.508771][   T71]  ? desc_read+0x2af/0x440
[ 1414.509078][   T71]  ? sysfs_remove_group+0x101/0x160
[ 1414.509405][   T71]  br_dev_delete+0x10d/0x190 [bridge]
[ 1414.509785][   T71]  br_net_exit_batch_rtnl+0xd6/0x190 [bridge]
[ 1414.510158][   T71]  cleanup_net+0x499/0xa20
[ 1414.510470][   T71]  ? lock_acquire+0x1c1/0x220
[ 1414.510760][   T71]  ? __pfx_cleanup_net+0x10/0x10
[ 1414.511037][   T71]  ? lock_acquire+0x1c1/0x220
[ 1414.511303][   T71]  ? process_one_work+0x714/0x1310
[ 1414.511630][   T71]  process_one_work+0x78f/0x1310
[ 1414.511929][   T71]  ? hlock_class+0x4e/0x130
[ 1414.512214][   T71]  ? __pfx_process_one_work+0x10/0x10
[ 1414.512527][   T71]  ? assign_work+0x16c/0x240
[ 1414.512870][   T71]  worker_thread+0x73d/0x1010
[ 1414.513142][   T71]  ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 1414.513538][   T71]  ? __pfx_worker_thread+0x10/0x10
[ 1414.513819][   T71]  ? __pfx_worker_thread+0x10/0x10
[ 1414.514097][   T71]  kthread+0x292/0x360
[ 1414.514317][   T71]  ? __pfx_kthread+0x10/0x10
[ 1414.514567][   T71]  ret_from_fork+0x34/0x70
[ 1414.514832][   T71]  ? __pfx_kthread+0x10/0x10
[ 1414.515079][   T71]  ret_from_fork_asm+0x1b/0x30
[ 1414.515347][   T71]  </TASK>
[ 1414.515516][   T71] irq event stamp: 134805
[ 1414.515749][   T71] hardirqs last  enabled at (134805): [<ffffffff954486db>] irqentry_exit+0x3b/0x90
[ 1414.516286][   T71] hardirqs last disabled at (134804): [<ffffffff9547d150>] __do_softirq+0x670/0x7ff
[ 1414.516830][   T71] softirqs last  enabled at (134792): [<ffffffffc0567b58>] br_dev_delete+0xd8/0x190 [bridge]
[ 1414.517497][   T71] softirqs last disabled at (134790): [<ffffffffc055f326>] br_fdb_delete_by_port+0x36/0x260 [bridge]
[ 1414.518157][   T71] ---[ end trace 0000000000000000 ]---
[ 1416.036243][ T7863] br1: port 4(veth2) entered disabled state
[ 1416.097970][ T7864] veth2: left allmulticast mode
[ 1416.098285][ T7864] veth2: left promiscuous mode
[ 1416.098648][ T7864] br1: port 4(veth2) entered disabled state
[ 1416.301376][ T7867] br1: port 3(veth1) entered disabled state
[ 1416.361242][ T7868] veth1: left allmulticast mode
[ 1416.361544][ T7868] veth1: left promiscuous mode
[ 1416.361898][ T7868] br1: port 3(veth1) entered disabled state
[ 1416.496641][ T7870] vx20: left allmulticast mode
[ 1416.496953][ T7870] vx20: left promiscuous mode
[ 1416.497286][ T7870] br1: port 2(vx20) entered disabled state
[ 1416.779534][ T7874] vx10: left allmulticast mode
[ 1416.779844][ T7874] vx10: left promiscuous mode
[ 1416.780183][ T7874] br1: port 1(vx10) entered disabled state
ok 1 selftests: net/forwarding: vxlan_bridge_1q.sh
make[1]: Leaving directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
make: Leaving directory '/home/virtme/testing-4/tools/testing/selftests'
xx__-> echo $?
0
xx__->