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__->