make -C tools/testing/selftests TARGETS=net TEST_PROGS=test_bridge_backup__port.sh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-3/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
TAP version 13
1..1
# timeout set to 6000
# selftests: net: test_bridge_backup_port.sh
[ 19.336676][ T256] veth0: renamed from veth1
[ 19.839682][ T269] ip (269) used greatest stack depth: 23680 bytes left
[ 20.306618][ T274] br0: port 1(swp1) entered blocking state
[ 20.307039][ T274] br0: port 1(swp1) entered disabled state
[ 20.308110][ T274] swp1: entered allmulticast mode
[ 20.309357][ T274] swp1: entered promiscuous mode
[ 20.310761][ T274] br0: port 1(swp1) entered blocking state
[ 20.311140][ T274] br0: port 1(swp1) entered forwarding state
[ 20.696568][ T276] br0: port 2(vx0) entered blocking state
[ 20.696918][ T276] br0: port 2(vx0) entered disabled state
[ 20.697269][ T276] vx0: entered allmulticast mode
[ 20.698516][ T276] vx0: entered promiscuous mode
[ 20.699036][ T276] br0: port 2(vx0) entered blocking state
[ 20.699365][ T276] br0: port 2(vx0) entered forwarding state
[ 21.951897][ T290] br0: port 1(swp1) entered blocking state
[ 21.952281][ T290] br0: port 1(swp1) entered disabled state
[ 21.952635][ T290] swp1: entered allmulticast mode
[ 21.953830][ T290] swp1: entered promiscuous mode
[ 21.955027][ T290] br0: port 1(swp1) entered blocking state
[ 21.955369][ T290] br0: port 1(swp1) entered forwarding state
[ 22.151544][ T292] br0: port 2(vx0) entered blocking state
[ 22.151895][ T292] br0: port 2(vx0) entered disabled state
[ 22.152918][ T292] vx0: entered allmulticast mode
[ 22.154125][ T292] vx0: entered promiscuous mode
[ 22.154631][ T292] br0: port 2(vx0) entered blocking state
[ 22.154944][ T292] br0: port 2(vx0) entered forwarding state
#
# Backup port
# -----------
[ 28.138059][ T304] GACT probability NOT on
# TEST: Forwarding out of swp1 [ OK ]
# TEST: No forwarding out of vx0 [ OK ]
[ 29.480671][ T49] br0: port 1(swp1) entered disabled state
# TEST: swp1 carrier off [ OK ]
# TEST: No forwarding out of swp1 [ OK ]
# TEST: No forwarding out of vx0 [ OK ]
[ 30.331150][ T49] br0: port 1(swp1) entered blocking state
[ 30.331517][ T49] br0: port 1(swp1) entered forwarding state
# TEST: swp1 carrier on [ OK ]
# TEST: vx0 configured as backup port of swp1 [ OK ]
# TEST: Forwarding out of swp1 [ OK ]
# TEST: No forwarding out of vx0 [ OK ]
[ 31.388183][ T33] br0: port 1(swp1) entered disabled state
# TEST: swp1 carrier off [ OK ]
# TEST: No forwarding out of swp1 [ OK ]
# TEST: Forwarding out of vx0 [ OK ]
[ 32.257972][ T49] br0: port 1(swp1) entered blocking state
[ 32.258354][ T49] br0: port 1(swp1) entered forwarding state
# TEST: swp1 carrier on [ OK ]
# TEST: Forwarding out of swp1 [ OK ]
# TEST: No forwarding out of vx0 [ OK ]
# TEST: vx0 not configured as backup port of swp1 [ OK ]
# TEST: Forwarding out of swp1 [ OK ]
# TEST: No forwarding out of vx0 [ OK ]
[ 34.156745][ T8] br0: port 1(swp1) entered disabled state
# TEST: swp1 carrier off [ OK ]
# TEST: No forwarding out of swp1 [ OK ]
# TEST: No forwarding out of vx0 [ OK ]
[ 35.051972][ T70] vx0: left allmulticast mode
[ 35.052324][ T70] vx0: left promiscuous mode
[ 35.052682][ T70] br0: port 2(vx0) entered disabled state
[ 35.073358][ T70] swp1: left allmulticast mode
[ 35.073690][ T70] swp1: left promiscuous mode
[ 35.074094][ T70] br0: port 1(swp1) entered disabled state
[ 35.088515][ T70] ==================================================================
[ 35.089030][ T70] BUG: KASAN: slab-use-after-free in kobject_put+0xc7/0xe0
[ 35.089455][ T70] Read of size 1 at addr ffff8880051d947c by task kworker/u8:1/70
[ 35.089940][ T70]
[ 35.090068][ T70] CPU: 2 PID: 70 Comm: kworker/u8:1 Not tainted 6.8.0-rc2-virtme #1
[ 35.090551][ T70] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 35.091239][ T70] Workqueue: netns cleanup_net
[ 35.091529][ T70] Call Trace:
[ 35.091723][ T70]
[ 35.091905][ T70] dump_stack_lvl+0x64/0xb0
[ 35.092163][ T70] print_address_description.constprop.0+0x2c/0x3b0
[ 35.092552][ T70] ? kobject_put+0xc7/0xe0
[ 35.092823][ T70] print_report+0xb5/0x270
[ 35.093108][ T70] ? kasan_addr_to_slab+0x4e/0x90
[ 35.093384][ T70] kasan_report+0xbe/0xf0
[ 35.093648][ T70] ? kobject_put+0xc7/0xe0
[ 35.093891][ T70] kobject_put+0xc7/0xe0
[ 35.094127][ T70] br_sysfs_delbr+0x3f/0x70
[ 35.094371][ T70] br_dev_delete+0x10d/0x190
[ 35.094620][ T70] br_net_exit_batch_rtnl+0xd6/0x190
[ 35.094907][ T70] cleanup_net+0x499/0xb50
[ 35.095143][ T70] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 35.095447][ T70] ? __pfx_cleanup_net+0x10/0x10
[ 35.095713][ T70] ? lock_acquire+0x1c1/0x220
[ 35.095969][ T70] ? process_one_work+0x714/0x1310
[ 35.096260][ T70] process_one_work+0x78f/0x1310
[ 35.096538][ T70] ? hlock_class+0x4e/0x130
[ 35.096814][ T70] ? __pfx_process_one_work+0x10/0x10
[ 35.097139][ T70] ? assign_work+0x16c/0x240
[ 35.097405][ T70] worker_thread+0x73d/0x1010
[ 35.097694][ T70] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 35.098077][ T70] ? __pfx_worker_thread+0x10/0x10
[ 35.098367][ T70] ? __pfx_worker_thread+0x10/0x10
[ 35.098701][ T70] kthread+0x292/0x360
[ 35.098928][ T70] ? __pfx_kthread+0x10/0x10
[ 35.099175][ T70] ret_from_fork+0x34/0x70
[ 35.099445][ T70] ? __pfx_kthread+0x10/0x10
[ 35.099744][ T70] ret_from_fork_asm+0x1b/0x30
[ 35.100034][ T70]
[ 35.100201][ T70]
[ 35.100329][ T70] Allocated by task 269:
[ 35.100560][ T70] kasan_save_stack+0x24/0x50
[ 35.100813][ T70] kasan_save_track+0x14/0x30
[ 35.101081][ T70] __kasan_kmalloc+0x7f/0x90
[ 35.101360][ T70] kobject_create_and_add+0x44/0xc0
[ 35.101707][ T70] br_sysfs_addbr+0x57/0x160
[ 35.101982][ T70] br_device_event+0x1ff/0x740
[ 35.102246][ T70] notifier_call_chain+0x9d/0x290
[ 35.102540][ T70] register_netdevice+0x116d/0x17a0
[ 35.102839][ T70] br_dev_newlink+0x2b/0x100
[ 35.103127][ T70] rtnl_newlink_create+0x344/0x850
[ 35.103423][ T70] __rtnl_newlink+0xad2/0xd60
[ 35.103690][ T70] rtnl_newlink+0x63/0xa0
[ 35.103959][ T70] rtnetlink_rcv_msg+0x2fe/0xb80
[ 35.104266][ T70] netlink_rcv_skb+0x133/0x360
[ 35.104539][ T70] netlink_unicast+0x44c/0x710
[ 35.104809][ T70] netlink_sendmsg+0x726/0xbe0
[ 35.105091][ T70] ____sys_sendmsg+0x7b5/0xa10
[ 35.105362][ T70] ___sys_sendmsg+0xee/0x170
[ 35.105658][ T70] __sys_sendmsg+0xcd/0x170
[ 35.105926][ T70] do_syscall_64+0xcc/0x1e0
[ 35.106177][ T70] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 35.106521][ T70]
[ 35.106650][ T70] Freed by task 70:
[ 35.106879][ T70] kasan_save_stack+0x24/0x50
[ 35.107153][ T70] kasan_save_track+0x14/0x30
[ 35.107423][ T70] kasan_save_free_info+0x3f/0x60
[ 35.107723][ T70] __kasan_slab_free+0xfc/0x1c0
[ 35.108016][ T70] kfree+0xf2/0x2d0
[ 35.108234][ T70] kobject_cleanup+0xe2/0x280
[ 35.108501][ T70] br_sysfs_delbr+0x3f/0x70
[ 35.108757][ T70] br_dev_delete+0x10d/0x190
[ 35.109020][ T70] default_device_exit_batch_rtnl+0x112/0x210
[ 35.109364][ T70] cleanup_net+0x499/0xb50
[ 35.109661][ T70] process_one_work+0x78f/0x1310
[ 35.109955][ T70] worker_thread+0x73d/0x1010
[ 35.110218][ T70] kthread+0x292/0x360
[ 35.110465][ T70] ret_from_fork+0x34/0x70
[ 35.110734][ T70] ret_from_fork_asm+0x1b/0x30
[ 35.110998][ T70]
[ 35.111126][ T70] The buggy address belongs to the object at ffff8880051d9440
[ 35.111126][ T70] which belongs to the cache kmalloc-64 of size 64
[ 35.111852][ T70] The buggy address is located 60 bytes inside of
[ 35.111852][ T70] freed 64-byte region [ffff8880051d9440, ffff8880051d9480)
[ 35.112562][ T70]
[ 35.112690][ T70] The buggy address belongs to the physical page:
[ 35.113055][ T70] page:ffffea0000147600 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x51d8
[ 35.113644][ T70] head:ffffea0000147600 order:1 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 35.114147][ T70] flags: 0x80000000000840(slab|head|node=0|zone=1)
[ 35.114532][ T70] page_type: 0xffffffff()
[ 35.114797][ T70] raw: 0080000000000840 ffff888001042900 ffffea0000153e90 ffffea00000de290
[ 35.115283][ T70] raw: 0000000000000000 0000000000190019 00000001ffffffff 0000000000000000
[ 35.115776][ T70] page dumped because: kasan: bad access detected
[ 35.116153][ T70]
[ 35.116299][ T70] Memory state around the buggy address:
[ 35.116627][ T70] ffff8880051d9300: 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc
[ 35.117100][ T70] ffff8880051d9380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 35.117613][ T70] >ffff8880051d9400: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb
[ 35.118055][ T70] ^
[ 35.118524][ T70] ffff8880051d9480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 35.118964][ T70] ffff8880051d9500: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 35.119450][ T70] ==================================================================
[ 35.119886][ T70] Disabling lock debugging due to kernel taint
[ 35.120223][ T70] ------------[ cut here ]------------
[ 35.120549][ T70] refcount_t: underflow; use-after-free.
[ 35.120885][ T70] WARNING: CPU: 2 PID: 70 at lib/refcount.c:28 refcount_warn_saturate+0x173/0x1b0
[ 35.121424][ T70] Modules linked in: act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel
[ 35.121997][ T70] CPU: 2 PID: 70 Comm: kworker/u8:1 Tainted: G B 6.8.0-rc2-virtme #1
[ 35.122546][ T70] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 35.123247][ T70] Workqueue: netns cleanup_net
[ 35.123530][ T70] RIP: 0010:refcount_warn_saturate+0x173/0x1b0
[ 35.123879][ T70] Code: f9 82 03 80 fb 01 0f 87 ee 02 b1 01 83 e3 01 0f 85 4d ff ff ff c6 05 9a f9 82 03 01 90 48 c7 c7 20 7a 62 b3 e8 3e 05 2a ff 90 <0f> 0b 90 90 e9 2f ff ff ff 48 89 df e8 8c 68 a6 ff e9 b6 fe ff ff
[ 35.125014][ T70] RSP: 0018:ffffc9000050fb98 EFLAGS: 00010282
[ 35.125348][ T70] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffb091056f
[ 35.125834][ T70] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
[ 35.126284][ T70] RBP: 0000000000000003 R08: 0000000000000000 R09: fffff520000a1f18
[ 35.126733][ T70] R10: ffffc9000050f8c7 R11: 205d303754202020 R12: ffff888006a22000
[ 35.127168][ T70] R13: ffff888006a22df8 R14: ffffc9000050fc98 R15: ffff888006a22bc0
[ 35.127587][ T70] FS: 0000000000000000(0000) GS:ffff88802ee00000(0000) knlGS:0000000000000000
[ 35.128173][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 35.128542][ T70] CR2: 00007fddb02134f0 CR3: 000000003cb34004 CR4: 00000000001706f0
[ 35.128985][ T70] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 35.129410][ T70] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 35.129856][ T70] Call Trace:
[ 35.130034][ T70]
[ 35.130204][ T70] ? __warn+0xcd/0x2d0
[ 35.130426][ T70] ? refcount_warn_saturate+0x173/0x1b0
[ 35.130721][ T70] ? report_bug+0x291/0x2e0
[ 35.130963][ T70] ? vprintk_emit+0xff/0x1d0
[ 35.131218][ T70] ? handle_bug+0x3d/0x80
[ 35.131453][ T70] ? exc_invalid_op+0x18/0x50
[ 35.131709][ T70] ? asm_exc_invalid_op+0x1a/0x20
[ 35.131983][ T70] ? desc_read+0x2af/0x440
[ 35.132264][ T70] ? refcount_warn_saturate+0x173/0x1b0
[ 35.132559][ T70] ? refcount_warn_saturate+0x172/0x1b0
[ 35.132854][ T70] br_sysfs_delbr+0x3f/0x70
[ 35.133103][ T70] br_dev_delete+0x10d/0x190
[ 35.133360][ T70] br_net_exit_batch_rtnl+0xd6/0x190
[ 35.133672][ T70] cleanup_net+0x499/0xb50
[ 35.133911][ T70] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 35.134232][ T70] ? __pfx_cleanup_net+0x10/0x10
[ 35.134501][ T70] ? lock_acquire+0x1c1/0x220
[ 35.134753][ T70] ? process_one_work+0x714/0x1310
[ 35.135062][ T70] process_one_work+0x78f/0x1310
[ 35.135385][ T70] ? hlock_class+0x4e/0x130
[ 35.135629][ T70] ? __pfx_process_one_work+0x10/0x10
[ 35.135967][ T70] ? assign_work+0x16c/0x240
[ 35.136258][ T70] worker_thread+0x73d/0x1010
[ 35.136543][ T70] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 35.136962][ T70] ? __pfx_worker_thread+0x10/0x10
[ 35.137254][ T70] ? __pfx_worker_thread+0x10/0x10
[ 35.137586][ T70] kthread+0x292/0x360
[ 35.137859][ T70] ? __pfx_kthread+0x10/0x10
[ 35.138202][ T70] ret_from_fork+0x34/0x70
[ 35.138461][ T70] ? __pfx_kthread+0x10/0x10
[ 35.138711][ T70] ret_from_fork_asm+0x1b/0x30
[ 35.138972][ T70]
[ 35.139211][ T70] irq event stamp: 11399
[ 35.139438][ T70] hardirqs last enabled at (11399): [] irqentry_exit+0x3b/0x90
[ 35.139933][ T70] hardirqs last disabled at (11398): [] __do_softirq+0x670/0x7ff
[ 35.140431][ T70] softirqs last enabled at (11388): [] br_dev_delete+0xd8/0x190
[ 35.140965][ T70] softirqs last disabled at (11386): [] br_fdb_delete_by_port+0x36/0x260
[ 35.141597][ T70] ---[ end trace 0000000000000000 ]---
[ 35.141926][ T70] ------------[ cut here ]------------
[ 35.142235][ T70] sysfs group 'bridge' not found for kobject 'br0'
[ 35.142634][ T70] WARNING: CPU: 2 PID: 70 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160
[ 35.143186][ T70] Modules linked in: act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel
[ 35.143760][ T70] CPU: 2 PID: 70 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1
[ 35.144310][ T70] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 35.145025][ T70] Workqueue: netns cleanup_net
[ 35.145326][ T70] RIP: 0010:sysfs_remove_group+0x101/0x160
[ 35.145725][ T70] 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 a7 5c b3 e8 60 65 5e ff 90 <0f> 0b 90 90 48 83 c4 08 5b 5d 41 5c c3 cc cc cc cc e8 e9 c7 da ff
[ 35.146862][ T70] RSP: 0018:ffffc9000050fba0 EFLAGS: 00010282
[ 35.147215][ T70] RAX: 0000000000000000 RBX: ffffffffb39be220 RCX: ffffffffb091056f
[ 35.147670][ T70] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
[ 35.148101][ T70] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff520000a1f19
[ 35.148523][ T70] R10: ffffc9000050f8cf R11: 205d303754202020 R12: ffff888006a22628
[ 35.148945][ T70] R13: ffff888006a22df8 R14: ffffc9000050fc98 R15: ffff888006a22bc0
[ 35.149376][ T70] FS: 0000000000000000(0000) GS:ffff88802ee00000(0000) knlGS:0000000000000000
[ 35.149946][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 35.150345][ T70] CR2: 00007fddb02134f0 CR3: 000000003cb34004 CR4: 00000000001706f0
[ 35.150820][ T70] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 35.151292][ T70] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 35.151743][ T70] Call Trace:
[ 35.151948][ T70]
[ 35.152132][ T70] ? __warn+0xcd/0x2d0
[ 35.152380][ T70] ? console_trylock+0x61/0xf0
[ 35.152668][ T70] ? sysfs_remove_group+0x101/0x160
[ 35.152992][ T70] ? report_bug+0x291/0x2e0
[ 35.153262][ T70] ? handle_bug+0x3d/0x80
[ 35.153539][ T70] ? exc_invalid_op+0x18/0x50
[ 35.153847][ T70] ? asm_exc_invalid_op+0x1a/0x20
[ 35.154157][ T70] ? desc_read+0x2af/0x440
[ 35.154439][ T70] ? sysfs_remove_group+0x101/0x160
[ 35.154749][ T70] br_dev_delete+0x10d/0x190
[ 35.155029][ T70] br_net_exit_batch_rtnl+0xd6/0x190
[ 35.155324][ T70] cleanup_net+0x499/0xb50
[ 35.155630][ T70] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 35.155956][ T70] ? __pfx_cleanup_net+0x10/0x10
[ 35.156242][ T70] ? lock_acquire+0x1c1/0x220
[ 35.156526][ T70] ? process_one_work+0x714/0x1310
[ 35.156835][ T70] process_one_work+0x78f/0x1310
[ 35.157136][ T70] ? hlock_class+0x4e/0x130
[ 35.157407][ T70] ? __pfx_process_one_work+0x10/0x10
[ 35.157757][ T70] ? assign_work+0x16c/0x240
[ 35.158021][ T70] worker_thread+0x73d/0x1010
[ 35.158332][ T70] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 35.158731][ T70] ? __pfx_worker_thread+0x10/0x10
[ 35.159015][ T70] ? __pfx_worker_thread+0x10/0x10
[ 35.159329][ T70] kthread+0x292/0x360
[ 35.159573][ T70] ? __pfx_kthread+0x10/0x10
[ 35.159845][ T70] ret_from_fork+0x34/0x70
[ 35.160088][ T70] ? __pfx_kthread+0x10/0x10
[ 35.160340][ T70] ret_from_fork_asm+0x1b/0x30
[ 35.160602][ T70]
[ 35.160769][ T70] irq event stamp: 11399
[ 35.160995][ T70] hardirqs last enabled at (11399): [] irqentry_exit+0x3b/0x90
[ 35.161508][ T70] hardirqs last disabled at (11398): [] __do_softirq+0x670/0x7ff
[ 35.162027][ T70] softirqs last enabled at (11388): [] br_dev_delete+0xd8/0x190
[ 35.162579][ T70] softirqs last disabled at (11386): [] br_fdb_delete_by_port+0x36/0x260
[ 35.163168][ T70] ---[ end trace 0000000000000000 ]---
[ 35.270344][ T70] vx0: left allmulticast mode
[ 35.270682][ T70] vx0: left promiscuous mode
[ 35.271206][ T70] br0: port 2(vx0) entered disabled state
[ 35.278892][ T70] swp1: left allmulticast mode
[ 35.279210][ T70] swp1: left promiscuous mode
[ 35.279534][ T70] br0: port 1(swp1) entered disabled state
[ 35.290666][ T70] ------------[ cut here ]------------
[ 35.291093][ T70] sysfs group 'bridge' not found for kobject 'br0'
[ 35.291485][ T70] WARNING: CPU: 3 PID: 70 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160
[ 35.291985][ T70] Modules linked in: act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel
[ 35.292766][ T70] CPU: 3 PID: 70 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1
[ 35.293287][ T70] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 35.294062][ T70] Workqueue: netns cleanup_net
[ 35.294341][ T70] RIP: 0010:sysfs_remove_group+0x101/0x160
[ 35.294704][ T70] 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 a7 5c b3 e8 60 65 5e ff 90 <0f> 0b 90 90 48 83 c4 08 5b 5d 41 5c c3 cc cc cc cc e8 e9 c7 da ff
[ 35.295981][ T70] RSP: 0018:ffffc9000050fba0 EFLAGS: 00010282
[ 35.296455][ T70] RAX: 0000000000000000 RBX: ffffffffb39be220 RCX: ffffffffb091056f
[ 35.296920][ T70] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
[ 35.297431][ T70] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff520000a1f19
[ 35.297988][ T70] R10: ffffc9000050f8cf R11: 205d303754202020 R12: ffff888006f7a628
[ 35.298489][ T70] R13: ffff888006f7adf8 R14: ffffc9000050fc98 R15: ffff888006f7abc0
[ 35.299071][ T70] FS: 0000000000000000(0000) GS:ffff88802f200000(0000) knlGS:0000000000000000
[ 35.299628][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 35.300023][ T70] CR2: 00007fe33a706270 CR3: 0000000004e96006 CR4: 00000000001706f0
[ 35.300616][ T70] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 35.301121][ T70] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 35.301639][ T70] Call Trace:
[ 35.301902][ T70]
[ 35.302069][ T70] ? __warn+0xcd/0x2d0
[ 35.302331][ T70] ? console_trylock+0x61/0xf0
[ 35.302648][ T70] ? sysfs_remove_group+0x101/0x160
[ 35.303053][ T70] ? report_bug+0x291/0x2e0
[ 35.303319][ T70] ? handle_bug+0x3d/0x80
[ 35.303553][ T70] ? exc_invalid_op+0x18/0x50
[ 35.303817][ T70] ? asm_exc_invalid_op+0x1a/0x20
[ 35.304112][ T70] ? desc_read+0x2af/0x440
[ 35.304444][ T70] ? sysfs_remove_group+0x101/0x160
[ 35.304735][ T70] br_dev_delete+0x10d/0x190
[ 35.304984][ T70] br_net_exit_batch_rtnl+0xd6/0x190
[ 35.305344][ T70] cleanup_net+0x499/0xb50
[ 35.305692][ T70] ? lock_acquire+0x1c1/0x220
[ 35.305971][ T70] ? __pfx_cleanup_net+0x10/0x10
[ 35.306287][ T70] ? lock_acquire+0x1c1/0x220
[ 35.306590][ T70] ? process_one_work+0x714/0x1310
[ 35.306988][ T70] process_one_work+0x78f/0x1310
[ 35.307325][ T70] ? hlock_class+0x4e/0x130
[ 35.307605][ T70] ? __pfx_process_one_work+0x10/0x10
[ 35.307948][ T70] ? assign_work+0x16c/0x240
[ 35.308310][ T70] worker_thread+0x73d/0x1010
[ 35.308612][ T70] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 35.309006][ T70] ? __pfx_worker_thread+0x10/0x10
[ 35.309343][ T70] ? __pfx_worker_thread+0x10/0x10
[ 35.309739][ T70] kthread+0x292/0x360
[ 35.309991][ T70] ? __pfx_kthread+0x10/0x10
[ 35.310281][ T70] ret_from_fork+0x34/0x70
[ 35.310539][ T70] ? __pfx_kthread+0x10/0x10
[ 35.310907][ T70] ret_from_fork_asm+0x1b/0x30
[ 35.311218][ T70]
[ 35.311414][ T70] irq event stamp: 11399
[ 35.311662][ T70] hardirqs last enabled at (11399): [] irqentry_exit+0x3b/0x90
[ 35.312328][ T70] hardirqs last disabled at (11398): [] __do_softirq+0x670/0x7ff
[ 35.312834][ T70] softirqs last enabled at (11388): [] br_dev_delete+0xd8/0x190
[ 35.313343][ T70] softirqs last disabled at (11386): [] br_fdb_delete_by_port+0x36/0x260
[ 35.313966][ T70] ---[ end trace 0000000000000000 ]---
[ 36.978638][ T435] veth0: renamed from veth1
[ 37.675539][ T452] br0: port 1(swp1) entered blocking state
[ 37.675897][ T452] br0: port 1(swp1) entered disabled state
[ 37.676493][ T452] swp1: entered allmulticast mode
[ 37.677441][ T452] swp1: entered promiscuous mode
[ 37.678352][ T452] br0: port 1(swp1) entered blocking state
[ 37.678671][ T452] br0: port 1(swp1) entered forwarding state
[ 37.834835][ T454] br0: port 2(vx0) entered blocking state
[ 37.835188][ T454] br0: port 2(vx0) entered disabled state
[ 37.835514][ T454] vx0: entered allmulticast mode
[ 37.836440][ T454] vx0: entered promiscuous mode
[ 37.836956][ T454] br0: port 2(vx0) entered blocking state
[ 37.837278][ T454] br0: port 2(vx0) entered forwarding state
[ 38.735799][ T467] br0: port 1(swp1) entered blocking state
[ 38.736288][ T467] br0: port 1(swp1) entered disabled state
[ 38.736629][ T467] swp1: entered allmulticast mode
[ 38.737586][ T467] swp1: entered promiscuous mode
[ 38.738486][ T467] br0: port 1(swp1) entered blocking state
[ 38.738805][ T467] br0: port 1(swp1) entered forwarding state
[ 38.872832][ T469] br0: port 2(vx0) entered blocking state
[ 38.873188][ T469] br0: port 2(vx0) entered disabled state
[ 38.873531][ T469] vx0: entered allmulticast mode
[ 38.874479][ T469] vx0: entered promiscuous mode
[ 38.874916][ T469] br0: port 2(vx0) entered blocking state
[ 38.875232][ T469] br0: port 2(vx0) entered forwarding state
#
# Backup nexthop ID
# -----------------
# TEST: vx0 configured as backup port of swp1 [ OK ]
# TEST: Forwarding out of swp1 [ OK ]
# TEST: No forwarding out of vx0 [ OK ]
[ 45.959250][ T50] br0: port 1(swp1) entered disabled state
# TEST: swp1 carrier off [ OK ]
# TEST: No forwarding out of swp1 [ OK ]
# TEST: Forwarding out of vx0 [ OK ]
# TEST: No forwarding using backup nexthop ID [ OK ]
# TEST: Forwarding using VXLAN FDB entry [ OK ]
[ 47.075188][ T50] br0: port 1(swp1) entered blocking state
[ 47.075545][ T50] br0: port 1(swp1) entered forwarding state
# TEST: swp1 carrier on [ OK ]
# TEST: nexthop ID 10 configured as backup nexthop ID of swp1 [ OK ]
# TEST: Forwarding out of swp1 [ OK ]
# TEST: No forwarding out of vx0 [ OK ]
# TEST: swp1 carrier off [ OK ]
[ 48.079136][ T392] br0: port 1(swp1) entered disabled state
# TEST: No forwarding out of swp1 [ OK ]
# TEST: Forwarding out of vx0 [ OK ]
# TEST: Forwarding using backup nexthop ID [ OK ]
# TEST: No forwarding using VXLAN FDB entry [ OK ]
[ 49.036110][ T50] br0: port 1(swp1) entered blocking state
[ 49.036463][ T50] br0: port 1(swp1) entered forwarding state
# TEST: swp1 carrier on [ OK ]
# TEST: Forwarding out of swp1 [ OK ]
# TEST: No forwarding out of vx0 [ OK ]
# TEST: No forwarding using backup nexthop ID [ OK ]
# TEST: No forwarding using VXLAN FDB entry [ OK ]
# TEST: No backup nexthop ID configured for swp1 [ OK ]
# TEST: Forwarding out of swp1 [ OK ]
# TEST: No forwarding out of vx0 [ OK ]
# TEST: No forwarding using backup nexthop ID [ OK ]
# TEST: No forwarding using VXLAN FDB entry [ OK ]
[ 51.424744][ T33] br0: port 1(swp1) entered disabled state
# TEST: swp1 carrier off [ OK ]
# TEST: No forwarding out of swp1 [ OK ]
# TEST: Forwarding out of vx0 [ OK ]
# TEST: No forwarding using backup nexthop ID [ OK ]
# TEST: Forwarding using VXLAN FDB entry [ OK ]
[ 52.590675][ T70] vx0: left allmulticast mode
[ 52.591069][ T70] vx0: left promiscuous mode
[ 52.591409][ T70] br0: port 2(vx0) entered disabled state
[ 52.607625][ T70] swp1: left allmulticast mode
[ 52.607966][ T70] swp1: left promiscuous mode
[ 52.608344][ T70] br0: port 1(swp1) entered disabled state
[ 52.619793][ T70] ------------[ cut here ]------------
[ 52.620114][ T70] sysfs group 'bridge' not found for kobject 'br0'
[ 52.620547][ T70] WARNING: CPU: 3 PID: 70 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160
[ 52.621119][ T70] Modules linked in: act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel
[ 52.621721][ T70] CPU: 3 PID: 70 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1
[ 52.622364][ T70] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 52.623148][ T70] Workqueue: netns cleanup_net
[ 52.623444][ T70] RIP: 0010:sysfs_remove_group+0x101/0x160
[ 52.623800][ T70] 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 a7 5c b3 e8 60 65 5e ff 90 <0f> 0b 90 90 48 83 c4 08 5b 5d 41 5c c3 cc cc cc cc e8 e9 c7 da ff
[ 52.624995][ T70] RSP: 0018:ffffc9000050fba0 EFLAGS: 00010282
[ 52.625389][ T70] RAX: 0000000000000000 RBX: ffffffffb39be220 RCX: ffffffffb091056f
[ 52.625877][ T70] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
[ 52.626386][ T70] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff520000a1f19
[ 52.626856][ T70] R10: ffffc9000050f8cf R11: 205d303754202020 R12: ffff888008972628
[ 52.627352][ T70] R13: ffff888008972df8 R14: ffffc9000050fc98 R15: ffff888008972bc0
[ 52.627842][ T70] FS: 0000000000000000(0000) GS:ffff88802f200000(0000) knlGS:0000000000000000
[ 52.628392][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.628785][ T70] CR2: 000055835abf60f0 CR3: 000000003cb34002 CR4: 00000000001706f0
[ 52.629295][ T70] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 52.629761][ T70] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 52.630279][ T70] Call Trace:
[ 52.630466][ T70]
[ 52.630629][ T70] ? __warn+0xcd/0x2d0
[ 52.630853][ T70] ? console_trylock+0x61/0xf0
[ 52.631127][ T70] ? sysfs_remove_group+0x101/0x160
[ 52.631421][ T70] ? report_bug+0x291/0x2e0
[ 52.631675][ T70] ? handle_bug+0x3d/0x80
[ 52.631915][ T70] ? exc_invalid_op+0x18/0x50
[ 52.632181][ T70] ? asm_exc_invalid_op+0x1a/0x20
[ 52.632457][ T70] ? desc_read+0x2af/0x440
[ 52.632703][ T70] ? sysfs_remove_group+0x101/0x160
[ 52.632986][ T70] br_dev_delete+0x10d/0x190
[ 52.633249][ T70] br_net_exit_batch_rtnl+0xd6/0x190
[ 52.633539][ T70] cleanup_net+0x499/0xb50
[ 52.633782][ T70] ? lock_acquire+0x1c1/0x220
[ 52.634052][ T70] ? __pfx_cleanup_net+0x10/0x10
[ 52.634382][ T70] ? lock_acquire+0x1c1/0x220
[ 52.634677][ T70] ? process_one_work+0x714/0x1310
[ 52.634977][ T70] process_one_work+0x78f/0x1310
[ 52.635260][ T70] ? hlock_class+0x4e/0x130
[ 52.635518][ T70] ? __pfx_process_one_work+0x10/0x10
[ 52.635815][ T70] ? assign_work+0x16c/0x240
[ 52.636071][ T70] worker_thread+0x73d/0x1010
[ 52.636332][ T70] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 52.636689][ T70] ? __pfx_worker_thread+0x10/0x10
[ 52.636966][ T70] ? __pfx_worker_thread+0x10/0x10
[ 52.637344][ T70] kthread+0x292/0x360
[ 52.637672][ T70] ? __pfx_kthread+0x10/0x10
[ 52.638038][ T70] ret_from_fork+0x34/0x70
[ 52.638375][ T70] ? __pfx_kthread+0x10/0x10
[ 52.638751][ T70] ret_from_fork_asm+0x1b/0x30
[ 52.639143][ T70]
[ 52.639389][ T70] irq event stamp: 11399
[ 52.639740][ T70] hardirqs last enabled at (11399): [] irqentry_exit+0x3b/0x90
[ 52.640491][ T70] hardirqs last disabled at (11398): [] __do_softirq+0x670/0x7ff
[ 52.641292][ T70] softirqs last enabled at (11388): [] br_dev_delete+0xd8/0x190
[ 52.642086][ T70] softirqs last disabled at (11386): [] br_fdb_delete_by_port+0x36/0x260
[ 52.642930][ T70] ---[ end trace 0000000000000000 ]---
[ 52.793315][ T70] vx0: left allmulticast mode
[ 52.793634][ T70] vx0: left promiscuous mode
[ 52.794004][ T70] br0: port 2(vx0) entered disabled state
[ 52.805733][ T70] swp1: left allmulticast mode
[ 52.806012][ T70] swp1: left promiscuous mode
[ 52.806375][ T70] br0: port 1(swp1) entered disabled state
[ 52.819995][ T70] ------------[ cut here ]------------
[ 52.820348][ T70] sysfs group 'bridge' not found for kobject 'br0'
[ 52.820757][ T70] WARNING: CPU: 2 PID: 70 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160
[ 52.821335][ T70] Modules linked in: act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel
[ 52.821904][ T70] CPU: 2 PID: 70 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1
[ 52.822493][ T70] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 52.823234][ T70] Workqueue: netns cleanup_net
[ 52.823498][ T70] RIP: 0010:sysfs_remove_group+0x101/0x160
[ 52.823845][ T70] 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 a7 5c b3 e8 60 65 5e ff 90 <0f> 0b 90 90 48 83 c4 08 5b 5d 41 5c c3 cc cc cc cc e8 e9 c7 da ff
[ 52.824919][ T70] RSP: 0018:ffffc9000050fba0 EFLAGS: 00010282
[ 52.825252][ T70] RAX: 0000000000000000 RBX: ffffffffb39be220 RCX: ffffffffb091056f
[ 52.825674][ T70] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
[ 52.826113][ T70] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff520000a1f19
[ 52.826574][ T70] R10: ffffc9000050f8cf R11: 205d303754202020 R12: ffff88803e572628
[ 52.827063][ T70] R13: ffff88803e572df8 R14: ffffc9000050fc98 R15: ffff88803e572bc0
[ 52.827531][ T70] FS: 0000000000000000(0000) GS:ffff88802ee00000(0000) knlGS:0000000000000000
[ 52.828100][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.828513][ T70] CR2: 00007f08d9bdc000 CR3: 000000003cb34005 CR4: 00000000001706f0
[ 52.828984][ T70] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 52.829463][ T70] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 52.829950][ T70] Call Trace:
[ 52.830142][ T70]
[ 52.830302][ T70] ? __warn+0xcd/0x2d0
[ 52.830525][ T70] ? console_trylock+0x61/0xf0
[ 52.830794][ T70] ? sysfs_remove_group+0x101/0x160
[ 52.831082][ T70] ? report_bug+0x291/0x2e0
[ 52.831330][ T70] ? handle_bug+0x3d/0x80
[ 52.831563][ T70] ? exc_invalid_op+0x18/0x50
[ 52.831814][ T70] ? asm_exc_invalid_op+0x1a/0x20
[ 52.832149][ T70] ? desc_read+0x2af/0x440
[ 52.832423][ T70] ? sysfs_remove_group+0x101/0x160
[ 52.832721][ T70] br_dev_delete+0x10d/0x190
[ 52.832973][ T70] br_net_exit_batch_rtnl+0xd6/0x190
[ 52.833267][ T70] cleanup_net+0x499/0xb50
[ 52.833510][ T70] ? lock_acquire+0x1c1/0x220
[ 52.833769][ T70] ? __pfx_cleanup_net+0x10/0x10
[ 52.834050][ T70] ? lock_acquire+0x1c1/0x220
[ 52.834311][ T70] ? process_one_work+0x714/0x1310
[ 52.834588][ T70] process_one_work+0x78f/0x1310
[ 52.834857][ T70] ? hlock_class+0x4e/0x130
[ 52.835111][ T70] ? __pfx_process_one_work+0x10/0x10
[ 52.835402][ T70] ? assign_work+0x16c/0x240
[ 52.835692][ T70] worker_thread+0x73d/0x1010
[ 52.836003][ T70] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 52.836379][ T70] ? __pfx_worker_thread+0x10/0x10
[ 52.836673][ T70] ? __pfx_worker_thread+0x10/0x10
[ 52.836967][ T70] kthread+0x292/0x360
[ 52.837228][ T70] ? __pfx_kthread+0x10/0x10
[ 52.837505][ T70] ret_from_fork+0x34/0x70
[ 52.837789][ T70] ? __pfx_kthread+0x10/0x10
[ 52.838043][ T70] ret_from_fork_asm+0x1b/0x30
[ 52.838362][ T70]
[ 52.838551][ T70] irq event stamp: 11399
[ 52.838797][ T70] hardirqs last enabled at (11399): [] irqentry_exit+0x3b/0x90
[ 52.839326][ T70] hardirqs last disabled at (11398): [] __do_softirq+0x670/0x7ff
[ 52.839818][ T70] softirqs last enabled at (11388): [] br_dev_delete+0xd8/0x190
[ 52.840316][ T70] softirqs last disabled at (11386): [] br_fdb_delete_by_port+0x36/0x260
[ 52.840842][ T70] ---[ end trace 0000000000000000 ]---
[ 54.729406][ T663] veth0: renamed from veth1
[ 55.529092][ T682] br0: port 1(swp1) entered blocking state
[ 55.529452][ T682] br0: port 1(swp1) entered disabled state
[ 55.529805][ T682] swp1: entered allmulticast mode
[ 55.531810][ T682] swp1: entered promiscuous mode
[ 55.532769][ T682] br0: port 1(swp1) entered blocking state
[ 55.533127][ T682] br0: port 1(swp1) entered forwarding state
[ 55.680326][ T684] br0: port 2(vx0) entered blocking state
[ 55.680680][ T684] br0: port 2(vx0) entered disabled state
[ 55.681015][ T684] vx0: entered allmulticast mode
[ 55.682466][ T684] vx0: entered promiscuous mode
[ 55.682910][ T684] br0: port 2(vx0) entered blocking state
[ 55.683227][ T684] br0: port 2(vx0) entered forwarding state
[ 56.633747][ T697] br0: port 1(swp1) entered blocking state
[ 56.634569][ T697] br0: port 1(swp1) entered disabled state
[ 56.634922][ T697] swp1: entered allmulticast mode
[ 56.635915][ T697] swp1: entered promiscuous mode
[ 56.636871][ T697] br0: port 1(swp1) entered blocking state
[ 56.637196][ T697] br0: port 1(swp1) entered forwarding state
[ 56.818465][ T699] br0: port 2(vx0) entered blocking state
[ 56.818821][ T699] br0: port 2(vx0) entered disabled state
[ 56.819269][ T699] vx0: entered allmulticast mode
[ 56.820338][ T699] vx0: entered promiscuous mode
[ 56.820902][ T699] br0: port 2(vx0) entered blocking state
[ 56.821226][ T699] br0: port 2(vx0) entered forwarding state
#
# Backup nexthop ID - invalid IDs
# -------------------------------
# TEST: vx0 configured as backup port of swp1 [ OK ]
# TEST: Valid nexthop as backup nexthop [ OK ]
[ 63.514684][ T50] br0: port 1(swp1) entered disabled state
# TEST: swp1 carrier off [ OK ]
# TEST: No forwarding out of swp1 [ OK ]
# TEST: Forwarding out of vx0 [ OK ]
# TEST: Forwarding using backup nexthop ID [ OK ]
# TEST: No Tx drop increase [ OK ]
# TEST: Non-existent nexthop as backup nexthop [ OK ]
# TEST: No forwarding out of swp1 [ OK ]
# TEST: Forwarding out of vx0 [ OK ]
# TEST: No forwarding using backup nexthop ID [ OK ]
# TEST: Tx drop increased [ OK ]
# TEST: Blackhole nexthop as backup nexthop [ OK ]
# TEST: No forwarding out of swp1 [ OK ]
# TEST: Forwarding out of vx0 [ OK ]
# TEST: No forwarding using backup nexthop ID [ OK ]
# TEST: Tx drop increased [ OK ]
# TEST: Non-group FDB nexthop as backup nexthop [ OK ]
# TEST: No forwarding out of swp1 [ OK ]
# TEST: Forwarding out of vx0 [ OK ]
# TEST: No forwarding using backup nexthop ID [ OK ]
# TEST: Tx drop increased [ OK ]
# TEST: IPv6 address family nexthop as backup nexthop [ OK ]
# TEST: No forwarding out of swp1 [ OK ]
# TEST: Forwarding out of vx0 [ OK ]
# TEST: No forwarding using backup nexthop ID [ OK ]
# TEST: Tx drop increased [ OK ]
[ 69.515452][ T70] vx0: left allmulticast mode
[ 69.515805][ T70] vx0: left promiscuous mode
[ 69.516182][ T70] br0: port 2(vx0) entered disabled state
[ 69.530871][ T70] swp1: left allmulticast mode
[ 69.531151][ T70] swp1: left promiscuous mode
[ 69.531474][ T70] br0: port 1(swp1) entered disabled state
[ 69.544635][ T70] ------------[ cut here ]------------
[ 69.544975][ T70] sysfs group 'bridge' not found for kobject 'br0'
[ 69.545408][ T70] WARNING: CPU: 0 PID: 70 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160
[ 69.545954][ T70] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel
[ 69.546596][ T70] CPU: 0 PID: 70 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1
[ 69.547139][ T70] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 69.547821][ T70] Workqueue: netns cleanup_net
[ 69.548122][ T70] RIP: 0010:sysfs_remove_group+0x101/0x160
[ 69.548465][ T70] 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 a7 5c b3 e8 60 65 5e ff 90 <0f> 0b 90 90 48 83 c4 08 5b 5d 41 5c c3 cc cc cc cc e8 e9 c7 da ff
[ 69.549554][ T70] RSP: 0018:ffffc9000050fba0 EFLAGS: 00010282
[ 69.549908][ T70] RAX: 0000000000000000 RBX: ffffffffb39be220 RCX: ffffffffb091056f
[ 69.550385][ T70] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
[ 69.550852][ T70] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff520000a1f19
[ 69.551327][ T70] R10: ffffc9000050f8cf R11: 205d303754202020 R12: ffff8880059ba628
[ 69.551783][ T70] R13: ffff8880059badf8 R14: ffffc9000050fc98 R15: ffff8880059babc0
[ 69.552256][ T70] FS: 0000000000000000(0000) GS:ffff88802e600000(0000) knlGS:0000000000000000
[ 69.552775][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 69.553170][ T70] CR2: 00007f41561c50e0 CR3: 000000003e7fa003 CR4: 00000000001706f0
[ 69.553620][ T70] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 69.554107][ T70] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 69.554579][ T70] Call Trace:
[ 69.554760][ T70]
[ 69.554922][ T70] ? __warn+0xcd/0x2d0
[ 69.555156][ T70] ? console_trylock+0x61/0xf0
[ 69.555419][ T70] ? sysfs_remove_group+0x101/0x160
[ 69.555702][ T70] ? report_bug+0x291/0x2e0
[ 69.555956][ T70] ? handle_bug+0x3d/0x80
[ 69.556205][ T70] ? exc_invalid_op+0x18/0x50
[ 69.556467][ T70] ? asm_exc_invalid_op+0x1a/0x20
[ 69.556740][ T70] ? desc_read+0x2af/0x440
[ 69.556980][ T70] ? sysfs_remove_group+0x101/0x160
[ 69.557346][ T70] br_dev_delete+0x10d/0x190
[ 69.557625][ T70] br_net_exit_batch_rtnl+0xd6/0x190
[ 69.557954][ T70] cleanup_net+0x499/0xb50
[ 69.558215][ T70] ? lock_acquire+0x1c1/0x220
[ 69.558510][ T70] ? __pfx_cleanup_net+0x10/0x10
[ 69.558812][ T70] ? lock_acquire+0x1c1/0x220
[ 69.559101][ T70] ? process_one_work+0x714/0x1310
[ 69.559417][ T70] process_one_work+0x78f/0x1310
[ 69.559726][ T70] ? hlock_class+0x4e/0x130
[ 69.560007][ T70] ? __pfx_process_one_work+0x10/0x10
[ 69.560337][ T70] ? assign_work+0x16c/0x240
[ 69.560635][ T70] worker_thread+0x73d/0x1010
[ 69.560912][ T70] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 69.561300][ T70] ? __pfx_worker_thread+0x10/0x10
[ 69.561618][ T70] ? __pfx_worker_thread+0x10/0x10
[ 69.561920][ T70] kthread+0x292/0x360
[ 69.562190][ T70] ? __pfx_kthread+0x10/0x10
[ 69.562489][ T70] ret_from_fork+0x34/0x70
[ 69.562767][ T70] ? __pfx_kthread+0x10/0x10
[ 69.563043][ T70] ret_from_fork_asm+0x1b/0x30
[ 69.563344][ T70]
[ 69.563517][ T70] irq event stamp: 11399
[ 69.563780][ T70] hardirqs last enabled at (11399): [] irqentry_exit+0x3b/0x90
[ 69.564325][ T70] hardirqs last disabled at (11398): [] __do_softirq+0x670/0x7ff
[ 69.564851][ T70] softirqs last enabled at (11388): [] br_dev_delete+0xd8/0x190
[ 69.565395][ T70] softirqs last disabled at (11386): [] br_fdb_delete_by_port+0x36/0x260
[ 69.565972][ T70] ---[ end trace 0000000000000000 ]---
[ 69.732580][ T70] vx0: left allmulticast mode
[ 69.732913][ T70] vx0: left promiscuous mode
[ 69.733339][ T70] br0: port 2(vx0) entered disabled state
[ 69.743773][ T70] swp1: left allmulticast mode
[ 69.744119][ T70] swp1: left promiscuous mode
[ 69.744491][ T70] br0: port 1(swp1) entered disabled state
[ 69.758565][ T70] ------------[ cut here ]------------
[ 69.758911][ T70] sysfs group 'bridge' not found for kobject 'br0'
[ 69.759356][ T70] WARNING: CPU: 0 PID: 70 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160
[ 69.759879][ T70] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel
[ 69.760582][ T70] CPU: 0 PID: 70 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1
[ 69.761146][ T70] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 69.761836][ T70] Workqueue: netns cleanup_net
[ 69.762137][ T70] RIP: 0010:sysfs_remove_group+0x101/0x160
[ 69.762487][ T70] 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 a7 5c b3 e8 60 65 5e ff 90 <0f> 0b 90 90 48 83 c4 08 5b 5d 41 5c c3 cc cc cc cc e8 e9 c7 da ff
[ 69.763587][ T70] RSP: 0018:ffffc9000050fba0 EFLAGS: 00010282
[ 69.763971][ T70] RAX: 0000000000000000 RBX: ffffffffb39be220 RCX: ffffffffb091056f
[ 69.764445][ T70] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
[ 69.764913][ T70] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff520000a1f19
[ 69.765400][ T70] R10: ffffc9000050f8cf R11: 205d303754202020 R12: ffff8880053ea628
[ 69.765861][ T70] R13: ffff8880053eadf8 R14: ffffc9000050fc98 R15: ffff8880053eabc0
[ 69.766319][ T70] FS: 0000000000000000(0000) GS:ffff88802e600000(0000) knlGS:0000000000000000
[ 69.766838][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 69.767244][ T70] CR2: 00007fe0cebb2270 CR3: 000000003cb34001 CR4: 00000000001706f0
[ 69.767702][ T70] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 69.768160][ T70] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 69.768632][ T70] Call Trace:
[ 69.768825][ T70]
[ 69.769019][ T70] ? __warn+0xcd/0x2d0
[ 69.769284][ T70] ? console_trylock+0x61/0xf0
[ 69.769568][ T70] ? sysfs_remove_group+0x101/0x160
[ 69.769889][ T70] ? report_bug+0x291/0x2e0
[ 69.770200][ T70] ? handle_bug+0x3d/0x80
[ 69.770475][ T70] ? exc_invalid_op+0x18/0x50
[ 69.770751][ T70] ? asm_exc_invalid_op+0x1a/0x20
[ 69.771085][ T70] ? desc_read+0x2af/0x440
[ 69.771336][ T70] ? sysfs_remove_group+0x101/0x160
[ 69.771650][ T70] br_dev_delete+0x10d/0x190
[ 69.771947][ T70] br_net_exit_batch_rtnl+0xd6/0x190
[ 69.772241][ T70] cleanup_net+0x499/0xb50
[ 69.772485][ T70] ? lock_acquire+0x1c1/0x220
[ 69.772745][ T70] ? __pfx_cleanup_net+0x10/0x10
[ 69.773015][ T70] ? lock_acquire+0x1c1/0x220
[ 69.773274][ T70] ? process_one_work+0x714/0x1310
[ 69.773552][ T70] process_one_work+0x78f/0x1310
[ 69.773823][ T70] ? hlock_class+0x4e/0x130
[ 69.774110][ T70] ? __pfx_process_one_work+0x10/0x10
[ 69.774443][ T70] ? assign_work+0x16c/0x240
[ 69.774744][ T70] worker_thread+0x73d/0x1010
[ 69.775036][ T70] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 69.775421][ T70] ? __pfx_worker_thread+0x10/0x10
[ 69.775735][ T70] ? __pfx_worker_thread+0x10/0x10
[ 69.776064][ T70] kthread+0x292/0x360
[ 69.776334][ T70] ? __pfx_kthread+0x10/0x10
[ 69.776610][ T70] ret_from_fork+0x34/0x70
[ 69.776859][ T70] ? __pfx_kthread+0x10/0x10
[ 69.777146][ T70] ret_from_fork_asm+0x1b/0x30
[ 69.777457][ T70]
[ 69.777633][ T70] irq event stamp: 11399
[ 69.777895][ T70] hardirqs last enabled at (11399): [] irqentry_exit+0x3b/0x90
[ 69.778419][ T70] hardirqs last disabled at (11398): [] __do_softirq+0x670/0x7ff
[ 69.778967][ T70] softirqs last enabled at (11388): [] br_dev_delete+0xd8/0x190
[ 69.779522][ T70] softirqs last disabled at (11386): [] br_fdb_delete_by_port+0x36/0x260
[ 69.780097][ T70] ---[ end trace 0000000000000000 ]---
[ 71.948829][ T885] veth0: renamed from veth1
[ 72.680719][ T903] br0: port 1(swp1) entered blocking state
[ 72.681091][ T903] br0: port 1(swp1) entered disabled state
[ 72.681446][ T903] swp1: entered allmulticast mode
[ 72.682441][ T903] swp1: entered promiscuous mode
[ 72.684307][ T903] br0: port 1(swp1) entered blocking state
[ 72.684644][ T903] br0: port 1(swp1) entered forwarding state
[ 72.824281][ T905] br0: port 2(vx0) entered blocking state
[ 72.824629][ T905] br0: port 2(vx0) entered disabled state
[ 72.824953][ T905] vx0: entered allmulticast mode
[ 72.826686][ T905] vx0: entered promiscuous mode
[ 72.827294][ T905] br0: port 2(vx0) entered blocking state
[ 72.827612][ T905] br0: port 2(vx0) entered forwarding state
[ 73.731508][ T918] br0: port 1(swp1) entered blocking state
[ 73.731869][ T918] br0: port 1(swp1) entered disabled state
[ 73.732228][ T918] swp1: entered allmulticast mode
[ 73.733218][ T918] swp1: entered promiscuous mode
[ 73.734178][ T918] br0: port 1(swp1) entered blocking state
[ 73.734503][ T918] br0: port 1(swp1) entered forwarding state
[ 73.873878][ T920] br0: port 2(vx0) entered blocking state
[ 73.874239][ T920] br0: port 2(vx0) entered disabled state
[ 73.874572][ T920] vx0: entered allmulticast mode
[ 73.875538][ T920] vx0: entered promiscuous mode
[ 73.876000][ T920] br0: port 2(vx0) entered blocking state
[ 73.876319][ T920] br0: port 2(vx0) entered forwarding state
#
# Backup nexthop ID - ping
# ------------------------
[ 80.255857][ T392] br0: port 1(swp1) entered disabled state
[ 81.287264][ T33] br0: port 1(swp1) entered disabled state
# TEST: Ping with backup nexthop ID [ OK ]
# TEST: Ping after disabling backup nexthop ID [ OK ]
[ 86.757932][ T70] vx0: left allmulticast mode
[ 86.758232][ T70] vx0: left promiscuous mode
[ 86.758582][ T70] br0: port 2(vx0) entered disabled state
[ 86.769687][ T70] swp1: left allmulticast mode
[ 86.769990][ T70] swp1: left promiscuous mode
[ 86.770332][ T70] br0: port 1(swp1) entered disabled state
[ 86.782551][ T70] ------------[ cut here ]------------
[ 86.782909][ T70] sysfs group 'bridge' not found for kobject 'br0'
[ 86.783356][ T70] WARNING: CPU: 0 PID: 70 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160
[ 86.783909][ T70] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel
[ 86.784569][ T70] CPU: 0 PID: 70 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1
[ 86.785161][ T70] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 86.785869][ T70] Workqueue: netns cleanup_net
[ 86.786186][ T70] RIP: 0010:sysfs_remove_group+0x101/0x160
[ 86.786534][ T70] 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 a7 5c b3 e8 60 65 5e ff 90 <0f> 0b 90 90 48 83 c4 08 5b 5d 41 5c c3 cc cc cc cc e8 e9 c7 da ff
[ 86.787634][ T70] RSP: 0018:ffffc9000050fba0 EFLAGS: 00010282
[ 86.788026][ T70] RAX: 0000000000000000 RBX: ffffffffb39be220 RCX: ffffffffb091056f
[ 86.788489][ T70] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
[ 86.788945][ T70] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff520000a1f19
[ 86.789414][ T70] R10: ffffc9000050f8cf R11: 205d303754202020 R12: ffff888005a32628
[ 86.789888][ T70] R13: ffff888005a32df8 R14: ffffc9000050fc98 R15: ffff888005a32bc0
[ 86.790371][ T70] FS: 0000000000000000(0000) GS:ffff88802e600000(0000) knlGS:0000000000000000
[ 86.790879][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 86.791268][ T70] CR2: 000055835abf60f0 CR3: 000000003cb34001 CR4: 00000000001706f0
[ 86.791737][ T70] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 86.792210][ T70] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 86.792653][ T70] Call Trace:
[ 86.792866][ T70]
[ 86.793032][ T70] ? __warn+0xcd/0x2d0
[ 86.793292][ T70] ? console_trylock+0x61/0xf0
[ 86.793584][ T70] ? sysfs_remove_group+0x101/0x160
[ 86.793903][ T70] ? report_bug+0x291/0x2e0
[ 86.794197][ T70] ? handle_bug+0x3d/0x80
[ 86.794476][ T70] ? exc_invalid_op+0x18/0x50
[ 86.794767][ T70] ? asm_exc_invalid_op+0x1a/0x20
[ 86.795063][ T70] ? desc_read+0x2af/0x440
[ 86.795347][ T70] ? sysfs_remove_group+0x101/0x160
[ 86.795668][ T70] br_dev_delete+0x10d/0x190
[ 86.795959][ T70] br_net_exit_batch_rtnl+0xd6/0x190
[ 86.796269][ T70] cleanup_net+0x499/0xb50
[ 86.796519][ T70] ? lock_acquire+0x1c1/0x220
[ 86.796803][ T70] ? __pfx_cleanup_net+0x10/0x10
[ 86.797097][ T70] ? lock_acquire+0x1c1/0x220
[ 86.797370][ T70] ? process_one_work+0x714/0x1310
[ 86.797692][ T70] process_one_work+0x78f/0x1310
[ 86.797986][ T70] ? hlock_class+0x4e/0x130
[ 86.798283][ T70] ? __pfx_process_one_work+0x10/0x10
[ 86.798613][ T70] ? assign_work+0x16c/0x240
[ 86.798895][ T70] worker_thread+0x73d/0x1010
[ 86.799153][ T70] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 86.799508][ T70] ? __pfx_worker_thread+0x10/0x10
[ 86.799784][ T70] ? __pfx_worker_thread+0x10/0x10
[ 86.800057][ T70] kthread+0x292/0x360
[ 86.800284][ T70] ? __pfx_kthread+0x10/0x10
[ 86.800530][ T70] ret_from_fork+0x34/0x70
[ 86.800773][ T70] ? __pfx_kthread+0x10/0x10
[ 86.801021][ T70] ret_from_fork_asm+0x1b/0x30
[ 86.801291][ T70]
[ 86.801506][ T70] irq event stamp: 11399
[ 86.801752][ T70] hardirqs last enabled at (11399): [] irqentry_exit+0x3b/0x90
[ 86.802275][ T70] hardirqs last disabled at (11398): [] __do_softirq+0x670/0x7ff
[ 86.802813][ T70] softirqs last enabled at (11388): [] br_dev_delete+0xd8/0x190
[ 86.803344][ T70] softirqs last disabled at (11386): [] br_fdb_delete_by_port+0x36/0x260
[ 86.803915][ T70] ---[ end trace 0000000000000000 ]---
[ 86.965373][ T70] vx0: left allmulticast mode
[ 86.965713][ T70] vx0: left promiscuous mode
[ 86.966093][ T70] br0: port 2(vx0) entered disabled state
[ 86.980789][ T70] swp1: left allmulticast mode
[ 86.981111][ T70] swp1: left promiscuous mode
[ 86.981452][ T70] br0: port 1(swp1) entered disabled state
[ 86.994253][ T70] ------------[ cut here ]------------
[ 86.994618][ T70] sysfs group 'bridge' not found for kobject 'br0'
[ 86.995062][ T70] WARNING: CPU: 3 PID: 70 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160
[ 86.995602][ T70] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel
[ 86.996288][ T70] CPU: 3 PID: 70 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1
[ 86.996855][ T70] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 86.997596][ T70] Workqueue: netns cleanup_net
[ 86.997896][ T70] RIP: 0010:sysfs_remove_group+0x101/0x160
[ 86.998250][ T70] 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 a7 5c b3 e8 60 65 5e ff 90 <0f> 0b 90 90 48 83 c4 08 5b 5d 41 5c c3 cc cc cc cc e8 e9 c7 da ff
[ 86.999381][ T70] RSP: 0018:ffffc9000050fba0 EFLAGS: 00010282
[ 86.999741][ T70] RAX: 0000000000000000 RBX: ffffffffb39be220 RCX: ffffffffb091056f
[ 87.000233][ T70] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
[ 87.000723][ T70] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff520000a1f19
[ 87.001232][ T70] R10: ffffc9000050f8cf R11: 205d303754202020 R12: ffff8880089ca628
[ 87.001701][ T70] R13: ffff8880089cadf8 R14: ffffc9000050fc98 R15: ffff8880089cabc0
[ 87.002133][ T70] FS: 0000000000000000(0000) GS:ffff88802f200000(0000) knlGS:0000000000000000
[ 87.002608][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 87.002963][ T70] CR2: 00007f4febed7000 CR3: 000000003cb34001 CR4: 00000000001706f0
[ 87.003403][ T70] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 87.003905][ T70] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 87.004377][ T70] Call Trace:
[ 87.004598][ T70]
[ 87.004796][ T70] ? __warn+0xcd/0x2d0
[ 87.005025][ T70] ? console_trylock+0x61/0xf0
[ 87.005298][ T70] ? sysfs_remove_group+0x101/0x160
[ 87.005582][ T70] ? report_bug+0x291/0x2e0
[ 87.005836][ T70] ? handle_bug+0x3d/0x80
[ 87.006084][ T70] ? exc_invalid_op+0x18/0x50
[ 87.006342][ T70] ? asm_exc_invalid_op+0x1a/0x20
[ 87.006623][ T70] ? desc_read+0x2af/0x440
[ 87.006894][ T70] ? sysfs_remove_group+0x101/0x160
[ 87.007227][ T70] br_dev_delete+0x10d/0x190
[ 87.007544][ T70] br_net_exit_batch_rtnl+0xd6/0x190
[ 87.007835][ T70] cleanup_net+0x499/0xb50
[ 87.008085][ T70] ? lock_acquire+0x1c1/0x220
[ 87.008350][ T70] ? __pfx_cleanup_net+0x10/0x10
[ 87.008621][ T70] ? lock_acquire+0x1c1/0x220
[ 87.008872][ T70] ? process_one_work+0x714/0x1310
[ 87.009160][ T70] process_one_work+0x78f/0x1310
[ 87.009441][ T70] ? hlock_class+0x4e/0x130
[ 87.009691][ T70] ? __pfx_process_one_work+0x10/0x10
[ 87.009989][ T70] ? assign_work+0x16c/0x240
[ 87.010253][ T70] worker_thread+0x73d/0x1010
[ 87.010538][ T70] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 87.010954][ T70] ? __pfx_worker_thread+0x10/0x10
[ 87.011245][ T70] ? __pfx_worker_thread+0x10/0x10
[ 87.011561][ T70] kthread+0x292/0x360
[ 87.011801][ T70] ? __pfx_kthread+0x10/0x10
[ 87.012082][ T70] ret_from_fork+0x34/0x70
[ 87.012373][ T70] ? __pfx_kthread+0x10/0x10
[ 87.012658][ T70] ret_from_fork_asm+0x1b/0x30
[ 87.012949][ T70]
[ 87.013157][ T70] irq event stamp: 11399
[ 87.013386][ T70] hardirqs last enabled at (11399): [] irqentry_exit+0x3b/0x90
[ 87.014052][ T70] hardirqs last disabled at (11398): [] __do_softirq+0x670/0x7ff
[ 87.014575][ T70] softirqs last enabled at (11388): [] br_dev_delete+0xd8/0x190
[ 87.015069][ T70] softirqs last disabled at (11386): [] br_fdb_delete_by_port+0x36/0x260
[ 87.015616][ T70] ---[ end trace 0000000000000000 ]---
[ 88.825868][ T997] veth0: renamed from veth1
[ 89.568333][ T1014] br0: port 1(swp1) entered blocking state
[ 89.568689][ T1014] br0: port 1(swp1) entered disabled state
[ 89.569043][ T1014] swp1: entered allmulticast mode
[ 89.570714][ T1014] swp1: entered promiscuous mode
[ 89.571676][ T1014] br0: port 1(swp1) entered blocking state
[ 89.571995][ T1014] br0: port 1(swp1) entered forwarding state
[ 89.720073][ T1016] br0: port 2(vx0) entered blocking state
[ 89.721288][ T1016] br0: port 2(vx0) entered disabled state
[ 89.721621][ T1016] vx0: entered allmulticast mode
[ 89.722599][ T1016] vx0: entered promiscuous mode
[ 89.723128][ T1016] br0: port 2(vx0) entered blocking state
[ 89.723446][ T1016] br0: port 2(vx0) entered forwarding state
[ 90.681215][ T1029] br0: port 1(swp1) entered blocking state
[ 90.681570][ T1029] br0: port 1(swp1) entered disabled state
[ 90.681927][ T1029] swp1: entered allmulticast mode
[ 90.683265][ T1029] swp1: entered promiscuous mode
[ 90.684226][ T1029] br0: port 1(swp1) entered blocking state
[ 90.684546][ T1029] br0: port 1(swp1) entered forwarding state
[ 90.834797][ T1031] br0: port 2(vx0) entered blocking state
[ 90.835157][ T1031] br0: port 2(vx0) entered disabled state
[ 90.835487][ T1031] vx0: entered allmulticast mode
[ 90.838011][ T1031] vx0: entered promiscuous mode
[ 90.838571][ T1031] br0: port 2(vx0) entered blocking state
[ 90.838883][ T1031] br0: port 2(vx0) entered forwarding state
#
# Backup nexthop ID - torture test
# --------------------------------
[ 96.652568][ T49] br0: port 1(swp1) entered disabled state
# TEST: Torture test [ OK ]
[ 126.788364][ T70] vx0: left allmulticast mode
[ 126.788670][ T70] vx0: left promiscuous mode
[ 126.789008][ T70] br0: port 2(vx0) entered disabled state
[ 126.800652][ T70] swp1: left allmulticast mode
[ 126.800973][ T70] swp1: left promiscuous mode
[ 126.801358][ T70] br0: port 1(swp1) entered disabled state
[ 126.813195][ T70] ------------[ cut here ]------------
[ 126.813506][ T70] sysfs group 'bridge' not found for kobject 'br0'
[ 126.813902][ T70] WARNING: CPU: 3 PID: 70 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160
[ 126.814409][ T70] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel
[ 126.814992][ T70] CPU: 3 PID: 70 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1
[ 126.815596][ T70] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 126.816358][ T70] Workqueue: netns cleanup_net
[ 126.816681][ T70] RIP: 0010:sysfs_remove_group+0x101/0x160
[ 126.817053][ T70] 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 a7 5c b3 e8 60 65 5e ff 90 <0f> 0b 90 90 48 83 c4 08 5b 5d 41 5c c3 cc cc cc cc e8 e9 c7 da ff
[ 126.818290][ T70] RSP: 0018:ffffc9000050fba0 EFLAGS: 00010282
[ 126.818664][ T70] RAX: 0000000000000000 RBX: ffffffffb39be220 RCX: ffffffffb091056f
[ 126.819175][ T70] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
[ 126.819671][ T70] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff520000a1f19
[ 126.820172][ T70] R10: ffffc9000050f8cf R11: 205d303754202020 R12: ffff88800965a628
[ 126.820663][ T70] R13: ffff88800965adf8 R14: ffffc9000050fc98 R15: ffff88800965abc0
[ 126.821171][ T70] FS: 0000000000000000(0000) GS:ffff88802f200000(0000) knlGS:0000000000000000
[ 126.821708][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 126.822061][ T70] CR2: 00007f04b92b90e8 CR3: 00000000010a8004 CR4: 00000000001706f0
[ 126.822496][ T70] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 126.822920][ T70] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 126.823352][ T70] Call Trace:
[ 126.823533][ T70]
[ 126.823698][ T70] ? __warn+0xcd/0x2d0
[ 126.823930][ T70] ? console_trylock+0x61/0xf0
[ 126.824199][ T70] ? sysfs_remove_group+0x101/0x160
[ 126.824483][ T70] ? report_bug+0x291/0x2e0
[ 126.824737][ T70] ? handle_bug+0x3d/0x80
[ 126.825011][ T70] ? exc_invalid_op+0x18/0x50
[ 126.825325][ T70] ? asm_exc_invalid_op+0x1a/0x20
[ 126.825649][ T70] ? desc_read+0x2af/0x440
[ 126.825926][ T70] ? sysfs_remove_group+0x101/0x160
[ 126.826280][ T70] br_dev_delete+0x10d/0x190
[ 126.826589][ T70] br_net_exit_batch_rtnl+0xd6/0x190
[ 126.826919][ T70] cleanup_net+0x499/0xb50
[ 126.827233][ T70] ? lock_acquire+0x1c1/0x220
[ 126.827534][ T70] ? __pfx_cleanup_net+0x10/0x10
[ 126.827837][ T70] ? lock_acquire+0x1c1/0x220
[ 126.828168][ T70] ? process_one_work+0x714/0x1310
[ 126.828475][ T70] process_one_work+0x78f/0x1310
[ 126.828791][ T70] ? hlock_class+0x4e/0x130
[ 126.829124][ T70] ? __pfx_process_one_work+0x10/0x10
[ 126.829446][ T70] ? assign_work+0x16c/0x240
[ 126.829730][ T70] worker_thread+0x73d/0x1010
[ 126.830018][ T70] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 126.830485][ T70] ? __pfx_worker_thread+0x10/0x10
[ 126.830810][ T70] ? __pfx_worker_thread+0x10/0x10
[ 126.831143][ T70] kthread+0x292/0x360
[ 126.831403][ T70] ? __pfx_kthread+0x10/0x10
[ 126.831694][ T70] ret_from_fork+0x34/0x70
[ 126.831984][ T70] ? __pfx_kthread+0x10/0x10
[ 126.832280][ T70] ret_from_fork_asm+0x1b/0x30
[ 126.832594][ T70]
[ 126.832794][ T70] irq event stamp: 11399
[ 126.833055][ T70] hardirqs last enabled at (11399): [] irqentry_exit+0x3b/0x90
[ 126.833625][ T70] hardirqs last disabled at (11398): [] __do_softirq+0x670/0x7ff
[ 126.834228][ T70] softirqs last enabled at (11388): [] br_dev_delete+0xd8/0x190
[ 126.834842][ T70] softirqs last disabled at (11386): [] br_fdb_delete_by_port+0x36/0x260
[ 126.835503][ T70] ---[ end trace 0000000000000000 ]---
[ 127.006345][ T70] vx0: left allmulticast mode
[ 127.006694][ T70] vx0: left promiscuous mode
[ 127.007053][ T70] br0: port 2(vx0) entered disabled state
[ 127.020843][ T70] swp1: left allmulticast mode
[ 127.021167][ T70] swp1: left promiscuous mode
[ 127.021558][ T70] br0: port 1(swp1) entered disabled state
[ 127.032792][ T70] ------------[ cut here ]------------
[ 127.033129][ T70] sysfs group 'bridge' not found for kobject 'br0'
[ 127.033575][ T70] WARNING: CPU: 3 PID: 70 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160
[ 127.034156][ T70] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel
[ 127.034821][ T70] CPU: 3 PID: 70 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1
[ 127.035377][ T70] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 127.036088][ T70] Workqueue: netns cleanup_net
[ 127.036409][ T70] RIP: 0010:sysfs_remove_group+0x101/0x160
[ 127.036769][ T70] 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 a7 5c b3 e8 60 65 5e ff 90 <0f> 0b 90 90 48 83 c4 08 5b 5d 41 5c c3 cc cc cc cc e8 e9 c7 da ff
[ 127.037966][ T70] RSP: 0018:ffffc9000050fba0 EFLAGS: 00010282
[ 127.038374][ T70] RAX: 0000000000000000 RBX: ffffffffb39be220 RCX: ffffffffb091056f
[ 127.038853][ T70] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
[ 127.039372][ T70] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff520000a1f19
[ 127.039854][ T70] R10: ffffc9000050f8cf R11: 205d303754202020 R12: ffff88803e21a628
[ 127.040359][ T70] R13: ffff88803e21adf8 R14: ffffc9000050fc98 R15: ffff88803e21abc0
[ 127.040837][ T70] FS: 0000000000000000(0000) GS:ffff88802f200000(0000) knlGS:0000000000000000
[ 127.041373][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 127.041840][ T70] CR2: 00007fb9e990d270 CR3: 000000003cb34001 CR4: 00000000001706f0
[ 127.042273][ T70] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 127.042703][ T70] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 127.043136][ T70] Call Trace:
[ 127.043319][ T70]
[ 127.043484][ T70] ? __warn+0xcd/0x2d0
[ 127.043720][ T70] ? console_trylock+0x61/0xf0
[ 127.043986][ T70] ? sysfs_remove_group+0x101/0x160
[ 127.044294][ T70] ? report_bug+0x291/0x2e0
[ 127.044562][ T70] ? handle_bug+0x3d/0x80
[ 127.044833][ T70] ? exc_invalid_op+0x18/0x50
[ 127.045137][ T70] ? asm_exc_invalid_op+0x1a/0x20
[ 127.045443][ T70] ? desc_read+0x2af/0x440
[ 127.045686][ T70] ? sysfs_remove_group+0x101/0x160
[ 127.045967][ T70] br_dev_delete+0x10d/0x190
[ 127.046226][ T70] br_net_exit_batch_rtnl+0xd6/0x190
[ 127.046514][ T70] cleanup_net+0x499/0xb50
[ 127.046755][ T70] ? lock_acquire+0x1c1/0x220
[ 127.047014][ T70] ? __pfx_cleanup_net+0x10/0x10
[ 127.047287][ T70] ? lock_acquire+0x1c1/0x220
[ 127.047586][ T70] ? process_one_work+0x714/0x1310
[ 127.047915][ T70] process_one_work+0x78f/0x1310
[ 127.048246][ T70] ? hlock_class+0x4e/0x130
[ 127.048495][ T70] ? __pfx_process_one_work+0x10/0x10
[ 127.048786][ T70] ? assign_work+0x16c/0x240
[ 127.049038][ T70] worker_thread+0x73d/0x1010
[ 127.049298][ T70] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 127.049655][ T70] ? __pfx_worker_thread+0x10/0x10
[ 127.049934][ T70] ? __pfx_worker_thread+0x10/0x10
[ 127.050215][ T70] kthread+0x292/0x360
[ 127.050437][ T70] ? __pfx_kthread+0x10/0x10
[ 127.050685][ T70] ret_from_fork+0x34/0x70
[ 127.050929][ T70] ? __pfx_kthread+0x10/0x10
[ 127.051207][ T70] ret_from_fork_asm+0x1b/0x30
[ 127.051518][ T70]
[ 127.051717][ T70] irq event stamp: 11399
[ 127.051948][ T70] hardirqs last enabled at (11399): [] irqentry_exit+0x3b/0x90
[ 127.052492][ T70] hardirqs last disabled at (11398): [] __do_softirq+0x670/0x7ff
[ 127.052988][ T70] softirqs last enabled at (11388): [] br_dev_delete+0xd8/0x190
[ 127.053488][ T70] softirqs last disabled at (11386): [] br_fdb_delete_by_port+0x36/0x260
[ 127.054028][ T70] ---[ end trace 0000000000000000 ]---
#
# Tests passed: 83
# Tests failed: 0
ok 1 selftests: net: test_bridge_backup_port.sh
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make: Leaving directory '/home/virtme/testing-3/tools/testing/selftests'
xx__-> echo $?
0
xx__->