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 [ 18.087654][ T239] ip (239) used greatest stack depth: 23024 bytes left [ 19.897476][ T257] veth0: renamed from veth1 [ 20.925409][ T275] br0: port 1(swp1) entered blocking state [ 20.925853][ T275] br0: port 1(swp1) entered disabled state [ 20.926231][ T275] swp1: entered allmulticast mode [ 20.927512][ T275] swp1: entered promiscuous mode [ 20.929947][ T275] br0: port 1(swp1) entered blocking state [ 20.930324][ T275] br0: port 1(swp1) entered forwarding state [ 21.337171][ T277] br0: port 2(vx0) entered blocking state [ 21.337526][ T277] br0: port 2(vx0) entered disabled state [ 21.337878][ T277] vx0: entered allmulticast mode [ 21.339310][ T277] vx0: entered promiscuous mode [ 21.340175][ T277] br0: port 2(vx0) entered blocking state [ 21.340505][ T277] br0: port 2(vx0) entered forwarding state [ 22.623368][ T291] br0: port 1(swp1) entered blocking state [ 22.623747][ T291] br0: port 1(swp1) entered disabled state [ 22.624138][ T291] swp1: entered allmulticast mode [ 22.626213][ T291] swp1: entered promiscuous mode [ 22.627461][ T291] br0: port 1(swp1) entered blocking state [ 22.627808][ T291] br0: port 1(swp1) entered forwarding state [ 22.836908][ T293] br0: port 2(vx0) entered blocking state [ 22.837516][ T293] br0: port 2(vx0) entered disabled state [ 22.837914][ T293] vx0: entered allmulticast mode [ 22.839152][ T293] vx0: entered promiscuous mode [ 22.839672][ T293] br0: port 2(vx0) entered blocking state [ 22.839983][ T293] br0: port 2(vx0) entered forwarding state # # Backup port # ----------- [ 28.832295][ T305] GACT probability NOT on # TEST: Forwarding out of swp1 [ OK ] # TEST: No forwarding out of vx0 [ OK ] [ 30.280024][ T50] 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 ] [ 31.180151][ T47] br0: port 1(swp1) entered blocking state [ 31.180508][ T47] 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 ] [ 32.266428][ T47] 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 ] [ 33.190037][ T47] br0: port 1(swp1) entered blocking state [ 33.190441][ T47] 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 ] [ 35.040182][ 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 ] [ 35.960258][ T69] vx0: left allmulticast mode [ 35.960654][ T69] vx0: left promiscuous mode [ 35.961064][ T69] br0: port 2(vx0) entered disabled state [ 35.973463][ T69] swp1: left allmulticast mode [ 35.973785][ T69] swp1: left promiscuous mode [ 35.974151][ T69] br0: port 1(swp1) entered disabled state [ 35.983408][ T69] ================================================================== [ 35.983852][ T69] BUG: KASAN: slab-use-after-free in kobject_put+0xc7/0xe0 [ 35.984304][ T69] Read of size 1 at addr ffff8880052fccfc by task kworker/u8:1/69 [ 35.984734][ T69] [ 35.984875][ T69] CPU: 2 PID: 69 Comm: kworker/u8:1 Not tainted 6.8.0-rc2-virtme #1 [ 35.985329][ T69] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 35.985973][ T69] Workqueue: netns cleanup_net [ 35.986261][ T69] Call Trace: [ 35.986472][ T69] [ 35.986652][ T69] dump_stack_lvl+0x64/0xb0 [ 35.986912][ T69] print_address_description.constprop.0+0x2c/0x3b0 [ 35.987287][ T69] ? kobject_put+0xc7/0xe0 [ 35.987555][ T69] print_report+0xb5/0x270 [ 35.987817][ T69] ? kasan_addr_to_slab+0x4e/0x90 [ 35.988091][ T69] kasan_report+0xbe/0xf0 [ 35.988349][ T69] ? kobject_put+0xc7/0xe0 [ 35.988596][ T69] kobject_put+0xc7/0xe0 [ 35.988845][ T69] br_sysfs_delbr+0x3f/0x70 [ 35.989088][ T69] br_dev_delete+0x10d/0x190 [ 35.989337][ T69] br_net_exit_batch_rtnl+0xd6/0x190 [ 35.989614][ T69] cleanup_net+0x499/0xb50 [ 35.989852][ T69] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 35.990148][ T69] ? __pfx_cleanup_net+0x10/0x10 [ 35.990413][ T69] ? lock_acquire+0x1c1/0x220 [ 35.990660][ T69] ? process_one_work+0x714/0x1310 [ 35.990930][ T69] process_one_work+0x78f/0x1310 [ 35.991197][ T69] ? hlock_class+0x4e/0x130 [ 35.991436][ T69] ? __pfx_process_one_work+0x10/0x10 [ 35.991718][ T69] ? assign_work+0x16c/0x240 [ 35.991960][ T69] worker_thread+0x73d/0x1010 [ 35.992231][ T69] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 35.992597][ T69] ? __pfx_worker_thread+0x10/0x10 [ 35.992897][ T69] ? __pfx_worker_thread+0x10/0x10 [ 35.993203][ T69] kthread+0x292/0x360 [ 35.993438][ T69] ? __pfx_kthread+0x10/0x10 [ 35.993701][ T69] ret_from_fork+0x34/0x70 [ 35.993964][ T69] ? __pfx_kthread+0x10/0x10 [ 35.994226][ T69] ret_from_fork_asm+0x1b/0x30 [ 35.994524][ T69] [ 35.994686][ T69] [ 35.994827][ T69] Allocated by task 270: [ 35.995068][ T69] kasan_save_stack+0x24/0x50 [ 35.995332][ T69] kasan_save_track+0x14/0x30 [ 35.995608][ T69] __kasan_kmalloc+0x7f/0x90 [ 35.995876][ T69] kobject_create_and_add+0x44/0xc0 [ 35.996154][ T69] br_sysfs_addbr+0x57/0x160 [ 35.996433][ T69] br_device_event+0x1ff/0x740 [ 35.996724][ T69] notifier_call_chain+0x9d/0x290 [ 35.997011][ T69] register_netdevice+0x116d/0x17a0 [ 35.997316][ T69] br_dev_newlink+0x2b/0x100 [ 35.997577][ T69] rtnl_newlink_create+0x344/0x850 [ 35.997873][ T69] __rtnl_newlink+0xad2/0xd60 [ 35.998142][ T69] rtnl_newlink+0x63/0xa0 [ 35.998380][ T69] rtnetlink_rcv_msg+0x2fe/0xb80 [ 35.998666][ T69] netlink_rcv_skb+0x133/0x360 [ 35.998951][ T69] netlink_unicast+0x44c/0x710 [ 35.999228][ T69] netlink_sendmsg+0x726/0xbe0 [ 35.999492][ T69] ____sys_sendmsg+0x7b5/0xa10 [ 35.999761][ T69] ___sys_sendmsg+0xee/0x170 [ 36.000027][ T69] __sys_sendmsg+0xcd/0x170 [ 36.000280][ T69] do_syscall_64+0xcc/0x1e0 [ 36.000526][ T69] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [ 36.000868][ T69] [ 36.001023][ T69] Freed by task 69: [ 36.001237][ T69] kasan_save_stack+0x24/0x50 [ 36.001500][ T69] kasan_save_track+0x14/0x30 [ 36.001771][ T69] kasan_save_free_info+0x3f/0x60 [ 36.002086][ T69] __kasan_slab_free+0xfc/0x1c0 [ 36.002362][ T69] kfree+0xf2/0x2d0 [ 36.002572][ T69] kobject_cleanup+0xe2/0x280 [ 36.002823][ T69] br_sysfs_delbr+0x3f/0x70 [ 36.003080][ T69] br_dev_delete+0x10d/0x190 [ 36.003347][ T69] default_device_exit_batch_rtnl+0x112/0x210 [ 36.003698][ T69] cleanup_net+0x499/0xb50 [ 36.003931][ T69] process_one_work+0x78f/0x1310 [ 36.004201][ T69] worker_thread+0x73d/0x1010 [ 36.004476][ T69] kthread+0x292/0x360 [ 36.004692][ T69] ret_from_fork+0x34/0x70 [ 36.004925][ T69] ret_from_fork_asm+0x1b/0x30 [ 36.005177][ T69] [ 36.005302][ T69] The buggy address belongs to the object at ffff8880052fccc0 [ 36.005302][ T69] which belongs to the cache kmalloc-64 of size 64 [ 36.006018][ T69] The buggy address is located 60 bytes inside of [ 36.006018][ T69] freed 64-byte region [ffff8880052fccc0, ffff8880052fcd00) [ 36.006723][ T69] [ 36.006868][ T69] The buggy address belongs to the physical page: [ 36.007215][ T69] page:ffffea000014bf00 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff8880052fdbc0 pfn:0x52fc [ 36.007861][ T69] head:ffffea000014bf00 order:1 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 36.008351][ T69] flags: 0x80000000000a40(workingset|slab|head|node=0|zone=1) [ 36.008758][ T69] page_type: 0xffffffff() [ 36.009013][ T69] raw: 0080000000000a40 ffff888001042900 ffffea00000ed610 ffffea00000df910 [ 36.009491][ T69] raw: ffff8880052fdbc0 0000000000190017 00000001ffffffff 0000000000000000 [ 36.009996][ T69] page dumped because: kasan: bad access detected [ 36.010359][ T69] [ 36.010487][ T69] Memory state around the buggy address: [ 36.010791][ T69] ffff8880052fcb80: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 36.011272][ T69] ffff8880052fcc00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 36.011712][ T69] >ffff8880052fcc80: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb [ 36.012175][ T69] ^ [ 36.012620][ T69] ffff8880052fcd00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 36.013073][ T69] ffff8880052fcd80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 36.013561][ T69] ================================================================== [ 36.014020][ T69] Disabling lock debugging due to kernel taint [ 36.014382][ T69] ------------[ cut here ]------------ [ 36.014683][ T69] refcount_t: underflow; use-after-free. [ 36.015059][ T69] WARNING: CPU: 2 PID: 69 at lib/refcount.c:28 refcount_warn_saturate+0x173/0x1b0 [ 36.015544][ T69] Modules linked in: act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel [ 36.016079][ T69] CPU: 2 PID: 69 Comm: kworker/u8:1 Tainted: G B 6.8.0-rc2-virtme #1 [ 36.016572][ T69] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 36.017252][ T69] Workqueue: netns cleanup_net [ 36.017540][ T69] RIP: 0010:refcount_warn_saturate+0x173/0x1b0 [ 36.017881][ T69] 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 82 ae 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 [ 36.018969][ T69] RSP: 0018:ffffc900004ffb98 EFLAGS: 00010282 [ 36.019313][ T69] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffabb1056f [ 36.019746][ T69] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 36.020209][ T69] RBP: 0000000000000003 R08: 0000000000000000 R09: fffff5200009ff18 [ 36.020691][ T69] R10: ffffc900004ff8c7 R11: 205d393654202020 R12: ffff8880060da000 [ 36.021142][ T69] R13: ffff8880060dadf8 R14: ffffc900004ffc98 R15: ffff8880060dabc0 [ 36.021559][ T69] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000 [ 36.022028][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.022386][ T69] CR2: 00007ffd72afd628 CR3: 0000000007a9a004 CR4: 00000000001706f0 [ 36.022799][ T69] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 36.023220][ T69] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 36.023707][ T69] Call Trace: [ 36.023904][ T69] [ 36.024071][ T69] ? __warn+0xcd/0x2d0 [ 36.024328][ T69] ? refcount_warn_saturate+0x173/0x1b0 [ 36.024617][ T69] ? report_bug+0x291/0x2e0 [ 36.024856][ T69] ? vprintk_emit+0xff/0x1d0 [ 36.025112][ T69] ? handle_bug+0x3d/0x80 [ 36.025341][ T69] ? exc_invalid_op+0x18/0x50 [ 36.025636][ T69] ? asm_exc_invalid_op+0x1a/0x20 [ 36.025937][ T69] ? desc_read+0x2af/0x440 [ 36.026278][ T69] ? refcount_warn_saturate+0x173/0x1b0 [ 36.026572][ T69] ? refcount_warn_saturate+0x172/0x1b0 [ 36.026865][ T69] br_sysfs_delbr+0x3f/0x70 [ 36.027116][ T69] br_dev_delete+0x10d/0x190 [ 36.027364][ T69] br_net_exit_batch_rtnl+0xd6/0x190 [ 36.027645][ T69] cleanup_net+0x499/0xb50 [ 36.027882][ T69] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 36.028188][ T69] ? __pfx_cleanup_net+0x10/0x10 [ 36.028452][ T69] ? lock_acquire+0x1c1/0x220 [ 36.028699][ T69] ? process_one_work+0x714/0x1310 [ 36.028969][ T69] process_one_work+0x78f/0x1310 [ 36.029288][ T69] ? hlock_class+0x4e/0x130 [ 36.029601][ T69] ? __pfx_process_one_work+0x10/0x10 [ 36.029886][ T69] ? assign_work+0x16c/0x240 [ 36.030164][ T69] worker_thread+0x73d/0x1010 [ 36.030465][ T69] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 36.030845][ T69] ? __pfx_worker_thread+0x10/0x10 [ 36.031158][ T69] ? __pfx_worker_thread+0x10/0x10 [ 36.031464][ T69] kthread+0x292/0x360 [ 36.031719][ T69] ? __pfx_kthread+0x10/0x10 [ 36.032028][ T69] ret_from_fork+0x34/0x70 [ 36.032310][ T69] ? __pfx_kthread+0x10/0x10 [ 36.032579][ T69] ret_from_fork_asm+0x1b/0x30 [ 36.032857][ T69] [ 36.033020][ T69] irq event stamp: 9411 [ 36.033318][ T69] hardirqs last enabled at (9411): [] irqentry_exit+0x3b/0x90 [ 36.033794][ T69] hardirqs last disabled at (9410): [] __do_softirq+0x670/0x7ff [ 36.034279][ T69] softirqs last enabled at (9392): [] br_dev_delete+0xd8/0x190 [ 36.034754][ T69] softirqs last disabled at (9390): [] br_fdb_delete_by_port+0x36/0x260 [ 36.035275][ T69] ---[ end trace 0000000000000000 ]--- [ 36.035614][ T69] ------------[ cut here ]------------ [ 36.035902][ T69] sysfs group 'bridge' not found for kobject 'br0' [ 36.036283][ T69] WARNING: CPU: 2 PID: 69 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 36.036766][ T69] Modules linked in: act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel [ 36.037273][ T69] CPU: 2 PID: 69 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1 [ 36.037864][ T69] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 36.038617][ T69] Workqueue: netns cleanup_net [ 36.038873][ T69] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 36.039231][ T69] 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 7c ae 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 [ 36.040432][ T69] RSP: 0018:ffffc900004ffba0 EFLAGS: 00010282 [ 36.040782][ T69] RAX: 0000000000000000 RBX: ffffffffaebbe220 RCX: ffffffffabb1056f [ 36.041296][ T69] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 36.041786][ T69] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff5200009ff19 [ 36.042265][ T69] R10: ffffc900004ff8cf R11: 205d393654202020 R12: ffff8880060da628 [ 36.042752][ T69] R13: ffff8880060dadf8 R14: ffffc900004ffc98 R15: ffff8880060dabc0 [ 36.043254][ T69] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000 [ 36.043786][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.044182][ T69] CR2: 00007ffd72afd628 CR3: 0000000012f34003 CR4: 00000000001706f0 [ 36.044685][ T69] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 36.045160][ T69] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 36.045642][ T69] Call Trace: [ 36.045832][ T69] [ 36.046024][ T69] ? __warn+0xcd/0x2d0 [ 36.046293][ T69] ? console_trylock+0x61/0xf0 [ 36.046569][ T69] ? sysfs_remove_group+0x101/0x160 [ 36.046872][ T69] ? report_bug+0x291/0x2e0 [ 36.047231][ T69] ? handle_bug+0x3d/0x80 [ 36.047464][ T69] ? exc_invalid_op+0x18/0x50 [ 36.047741][ T69] ? asm_exc_invalid_op+0x1a/0x20 [ 36.048007][ T69] ? desc_read+0x2af/0x440 [ 36.048247][ T69] ? sysfs_remove_group+0x101/0x160 [ 36.048525][ T69] br_dev_delete+0x10d/0x190 [ 36.048772][ T69] br_net_exit_batch_rtnl+0xd6/0x190 [ 36.049057][ T69] cleanup_net+0x499/0xb50 [ 36.049297][ T69] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 36.049593][ T69] ? __pfx_cleanup_net+0x10/0x10 [ 36.049878][ T69] ? lock_acquire+0x1c1/0x220 [ 36.050199][ T69] ? process_one_work+0x714/0x1310 [ 36.050500][ T69] process_one_work+0x78f/0x1310 [ 36.050784][ T69] ? hlock_class+0x4e/0x130 [ 36.051075][ T69] ? __pfx_process_one_work+0x10/0x10 [ 36.051397][ T69] ? assign_work+0x16c/0x240 [ 36.051653][ T69] worker_thread+0x73d/0x1010 [ 36.051980][ T69] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 36.052382][ T69] ? __pfx_worker_thread+0x10/0x10 [ 36.052676][ T69] ? __pfx_worker_thread+0x10/0x10 [ 36.052997][ T69] kthread+0x292/0x360 [ 36.053227][ T69] ? __pfx_kthread+0x10/0x10 [ 36.053481][ T69] ret_from_fork+0x34/0x70 [ 36.053777][ T69] ? __pfx_kthread+0x10/0x10 [ 36.054075][ T69] ret_from_fork_asm+0x1b/0x30 [ 36.054386][ T69] [ 36.054588][ T69] irq event stamp: 9411 [ 36.054834][ T69] hardirqs last enabled at (9411): [] irqentry_exit+0x3b/0x90 [ 36.055364][ T69] hardirqs last disabled at (9410): [] __do_softirq+0x670/0x7ff [ 36.055915][ T69] softirqs last enabled at (9392): [] br_dev_delete+0xd8/0x190 [ 36.056467][ T69] softirqs last disabled at (9390): [] br_fdb_delete_by_port+0x36/0x260 [ 36.057065][ T69] ---[ end trace 0000000000000000 ]--- [ 36.172347][ T69] vx0: left allmulticast mode [ 36.172636][ T69] vx0: left promiscuous mode [ 36.172950][ T69] br0: port 2(vx0) entered disabled state [ 36.187700][ T69] swp1: left allmulticast mode [ 36.188013][ T69] swp1: left promiscuous mode [ 36.188365][ T69] br0: port 1(swp1) entered disabled state [ 36.203186][ T69] ------------[ cut here ]------------ [ 36.203551][ T69] sysfs group 'bridge' not found for kobject 'br0' [ 36.203970][ T69] WARNING: CPU: 3 PID: 69 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 36.204570][ T69] Modules linked in: act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel [ 36.205179][ T69] CPU: 3 PID: 69 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1 [ 36.205735][ T69] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 36.206509][ T69] Workqueue: netns cleanup_net [ 36.206800][ T69] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 36.207168][ T69] 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 7c ae 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 [ 36.208337][ T69] RSP: 0018:ffffc900004ffba0 EFLAGS: 00010282 [ 36.208680][ T69] RAX: 0000000000000000 RBX: ffffffffaebbe220 RCX: ffffffffabb1056f [ 36.209109][ T69] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 36.209526][ T69] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff5200009ff19 [ 36.209941][ T69] R10: ffffc900004ff8cf R11: 205d393654202020 R12: ffff888007b9a628 [ 36.210395][ T69] R13: ffff888007b9adf8 R14: ffffc900004ffc98 R15: ffff888007b9abc0 [ 36.210851][ T69] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000 [ 36.211389][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.211767][ T69] CR2: 00007f45c0a44000 CR3: 0000000012f34004 CR4: 00000000001706f0 [ 36.212278][ T69] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 36.212772][ T69] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 36.213241][ T69] Call Trace: [ 36.213435][ T69] [ 36.213599][ T69] ? __warn+0xcd/0x2d0 [ 36.213845][ T69] ? console_trylock+0x61/0xf0 [ 36.214164][ T69] ? sysfs_remove_group+0x101/0x160 [ 36.214441][ T69] ? report_bug+0x291/0x2e0 [ 36.214703][ T69] ? handle_bug+0x3d/0x80 [ 36.214933][ T69] ? exc_invalid_op+0x18/0x50 [ 36.215186][ T69] ? asm_exc_invalid_op+0x1a/0x20 [ 36.215454][ T69] ? desc_read+0x2af/0x440 [ 36.215691][ T69] ? sysfs_remove_group+0x101/0x160 [ 36.215969][ T69] br_dev_delete+0x10d/0x190 [ 36.216225][ T69] br_net_exit_batch_rtnl+0xd6/0x190 [ 36.216534][ T69] cleanup_net+0x499/0xb50 [ 36.216813][ T69] ? lock_acquire+0x1c1/0x220 [ 36.217088][ T69] ? __pfx_cleanup_net+0x10/0x10 [ 36.217351][ T69] ? lock_acquire+0x1c1/0x220 [ 36.217600][ T69] ? process_one_work+0x714/0x1310 [ 36.217877][ T69] process_one_work+0x78f/0x1310 [ 36.218148][ T69] ? hlock_class+0x4e/0x130 [ 36.218394][ T69] ? __pfx_process_one_work+0x10/0x10 [ 36.218684][ T69] ? assign_work+0x16c/0x240 [ 36.218934][ T69] worker_thread+0x73d/0x1010 [ 36.219190][ T69] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 36.219538][ T69] ? __pfx_worker_thread+0x10/0x10 [ 36.219820][ T69] ? __pfx_worker_thread+0x10/0x10 [ 36.220143][ T69] kthread+0x292/0x360 [ 36.220372][ T69] ? __pfx_kthread+0x10/0x10 [ 36.220631][ T69] ret_from_fork+0x34/0x70 [ 36.220881][ T69] ? __pfx_kthread+0x10/0x10 [ 36.221156][ T69] ret_from_fork_asm+0x1b/0x30 [ 36.221439][ T69] [ 36.221603][ T69] irq event stamp: 9411 [ 36.221862][ T69] hardirqs last enabled at (9411): [] irqentry_exit+0x3b/0x90 [ 36.222401][ T69] hardirqs last disabled at (9410): [] __do_softirq+0x670/0x7ff [ 36.222944][ T69] softirqs last enabled at (9392): [] br_dev_delete+0xd8/0x190 [ 36.223522][ T69] softirqs last disabled at (9390): [] br_fdb_delete_by_port+0x36/0x260 [ 36.224037][ T69] ---[ end trace 0000000000000000 ]--- [ 38.019730][ T434] veth0: renamed from veth1 [ 38.777716][ T452] br0: port 1(swp1) entered blocking state [ 38.778086][ T452] br0: port 1(swp1) entered disabled state [ 38.778443][ T452] swp1: entered allmulticast mode [ 38.780568][ T452] swp1: entered promiscuous mode [ 38.781711][ T452] br0: port 1(swp1) entered blocking state [ 38.782029][ T452] br0: port 1(swp1) entered forwarding state [ 38.924535][ T454] br0: port 2(vx0) entered blocking state [ 38.924875][ T454] br0: port 2(vx0) entered disabled state [ 38.925692][ T454] vx0: entered allmulticast mode [ 38.926647][ T454] vx0: entered promiscuous mode [ 38.927097][ T454] br0: port 2(vx0) entered blocking state [ 38.927401][ T454] br0: port 2(vx0) entered forwarding state [ 39.789562][ T467] br0: port 1(swp1) entered blocking state [ 39.789907][ T467] br0: port 1(swp1) entered disabled state [ 39.791035][ T467] swp1: entered allmulticast mode [ 39.792212][ T467] swp1: entered promiscuous mode [ 39.793190][ T467] br0: port 1(swp1) entered blocking state [ 39.793514][ T467] br0: port 1(swp1) entered forwarding state [ 39.939038][ T469] br0: port 2(vx0) entered blocking state [ 39.939981][ T469] br0: port 2(vx0) entered disabled state [ 39.940360][ T469] vx0: entered allmulticast mode [ 39.941312][ T469] vx0: entered promiscuous mode [ 39.941830][ T469] br0: port 2(vx0) entered blocking state [ 39.942170][ 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 ] [ 47.033592][ 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 ] [ 48.187464][ T49] br0: port 1(swp1) entered blocking state [ 48.187823][ T49] 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 ] [ 49.189133][ T324] 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 ] [ 50.218954][ T49] br0: port 1(swp1) entered blocking state [ 50.219323][ 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: 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 ] [ 52.648649][ T49] 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 ] [ 53.866441][ T69] vx0: left allmulticast mode [ 53.866767][ T69] vx0: left promiscuous mode [ 53.867156][ T69] br0: port 2(vx0) entered disabled state [ 53.875339][ T69] swp1: left allmulticast mode [ 53.875613][ T69] swp1: left promiscuous mode [ 53.875950][ T69] br0: port 1(swp1) entered disabled state [ 53.896377][ T69] ------------[ cut here ]------------ [ 53.896711][ T69] sysfs group 'bridge' not found for kobject 'br0' [ 53.897134][ T69] WARNING: CPU: 2 PID: 69 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 53.897675][ T69] Modules linked in: act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel [ 53.898239][ T69] CPU: 2 PID: 69 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1 [ 53.898811][ T69] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 53.899482][ T69] Workqueue: netns cleanup_net [ 53.899741][ T69] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 53.900089][ T69] 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 7c ae 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 [ 53.901236][ T69] RSP: 0018:ffffc900004ffba0 EFLAGS: 00010282 [ 53.901599][ T69] RAX: 0000000000000000 RBX: ffffffffaebbe220 RCX: ffffffffabb1056f [ 53.902036][ T69] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 53.902470][ T69] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff5200009ff19 [ 53.902884][ T69] R10: ffffc900004ff8cf R11: 205d393654202020 R12: ffff8880020e2628 [ 53.903312][ T69] R13: ffff8880020e2df8 R14: ffffc900004ffc98 R15: ffff8880020e2bc0 [ 53.903765][ T69] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000 [ 53.904326][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.904707][ T69] CR2: 00007f96dc2a8a30 CR3: 0000000012f34002 CR4: 00000000001706f0 [ 53.905176][ T69] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.905627][ T69] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.906102][ T69] Call Trace: [ 53.906304][ T69] [ 53.906490][ T69] ? __warn+0xcd/0x2d0 [ 53.906726][ T69] ? console_trylock+0x61/0xf0 [ 53.907014][ T69] ? sysfs_remove_group+0x101/0x160 [ 53.907340][ T69] ? report_bug+0x291/0x2e0 [ 53.907613][ T69] ? handle_bug+0x3d/0x80 [ 53.907872][ T69] ? exc_invalid_op+0x18/0x50 [ 53.908161][ T69] ? asm_exc_invalid_op+0x1a/0x20 [ 53.908469][ T69] ? desc_read+0x2af/0x440 [ 53.908737][ T69] ? sysfs_remove_group+0x101/0x160 [ 53.909054][ T69] br_dev_delete+0x10d/0x190 [ 53.909337][ T69] br_net_exit_batch_rtnl+0xd6/0x190 [ 53.909655][ T69] cleanup_net+0x499/0xb50 [ 53.909916][ T69] ? lock_acquire+0x1c1/0x220 [ 53.910198][ T69] ? __pfx_cleanup_net+0x10/0x10 [ 53.910487][ T69] ? lock_acquire+0x1c1/0x220 [ 53.910769][ T69] ? process_one_work+0x714/0x1310 [ 53.911073][ T69] process_one_work+0x78f/0x1310 [ 53.911349][ T69] ? hlock_class+0x4e/0x130 [ 53.911592][ T69] ? __pfx_process_one_work+0x10/0x10 [ 53.911897][ T69] ? assign_work+0x16c/0x240 [ 53.912173][ T69] worker_thread+0x73d/0x1010 [ 53.912427][ T69] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 53.912774][ T69] ? __pfx_worker_thread+0x10/0x10 [ 53.913054][ T69] ? __pfx_worker_thread+0x10/0x10 [ 53.913365][ T69] kthread+0x292/0x360 [ 53.913616][ T69] ? __pfx_kthread+0x10/0x10 [ 53.913906][ T69] ret_from_fork+0x34/0x70 [ 53.914147][ T69] ? __pfx_kthread+0x10/0x10 [ 53.914400][ T69] ret_from_fork_asm+0x1b/0x30 [ 53.914656][ T69] [ 53.914826][ T69] irq event stamp: 9411 [ 53.915055][ T69] hardirqs last enabled at (9411): [] irqentry_exit+0x3b/0x90 [ 53.915535][ T69] hardirqs last disabled at (9410): [] __do_softirq+0x670/0x7ff [ 53.916015][ T69] softirqs last enabled at (9392): [] br_dev_delete+0xd8/0x190 [ 53.916509][ T69] softirqs last disabled at (9390): [] br_fdb_delete_by_port+0x36/0x260 [ 53.917064][ T69] ---[ end trace 0000000000000000 ]--- [ 54.064455][ T69] vx0: left allmulticast mode [ 54.064847][ T69] vx0: left promiscuous mode [ 54.065245][ T69] br0: port 2(vx0) entered disabled state [ 54.077813][ T69] swp1: left allmulticast mode [ 54.078151][ T69] swp1: left promiscuous mode [ 54.078525][ T69] br0: port 1(swp1) entered disabled state [ 54.089395][ T69] ------------[ cut here ]------------ [ 54.089737][ T69] sysfs group 'bridge' not found for kobject 'br0' [ 54.090127][ T69] WARNING: CPU: 0 PID: 69 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 54.090621][ T69] Modules linked in: act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel [ 54.091200][ T69] CPU: 0 PID: 69 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1 [ 54.091771][ T69] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 54.092479][ T69] Workqueue: netns cleanup_net [ 54.092785][ T69] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 54.093134][ T69] 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 7c ae 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 [ 54.094222][ T69] RSP: 0018:ffffc900004ffba0 EFLAGS: 00010282 [ 54.094595][ T69] RAX: 0000000000000000 RBX: ffffffffaebbe220 RCX: ffffffffabb1056f [ 54.095065][ T69] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 54.095507][ T69] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff5200009ff19 [ 54.096007][ T69] R10: ffffc900004ff8cf R11: 205d393654202020 R12: ffff88800931a628 [ 54.096498][ T69] R13: ffff88800931adf8 R14: ffffc900004ffc98 R15: ffff88800931abc0 [ 54.096972][ T69] FS: 0000000000000000(0000) GS:ffff888035200000(0000) knlGS:0000000000000000 [ 54.097478][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.097888][ T69] CR2: 00007fd1ab76c270 CR3: 0000000012f34005 CR4: 00000000001706f0 [ 54.098365][ T69] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.098829][ T69] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.099280][ T69] Call Trace: [ 54.099476][ T69] [ 54.099667][ T69] ? __warn+0xcd/0x2d0 [ 54.099911][ T69] ? console_trylock+0x61/0xf0 [ 54.100205][ T69] ? sysfs_remove_group+0x101/0x160 [ 54.100524][ T69] ? report_bug+0x291/0x2e0 [ 54.100828][ T69] ? handle_bug+0x3d/0x80 [ 54.101123][ T69] ? exc_invalid_op+0x18/0x50 [ 54.101428][ T69] ? asm_exc_invalid_op+0x1a/0x20 [ 54.101754][ T69] ? desc_read+0x2af/0x440 [ 54.102079][ T69] ? sysfs_remove_group+0x101/0x160 [ 54.102403][ T69] br_dev_delete+0x10d/0x190 [ 54.102707][ T69] br_net_exit_batch_rtnl+0xd6/0x190 [ 54.103062][ T69] cleanup_net+0x499/0xb50 [ 54.103330][ T69] ? lock_acquire+0x1c1/0x220 [ 54.103642][ T69] ? __pfx_cleanup_net+0x10/0x10 [ 54.103962][ T69] ? lock_acquire+0x1c1/0x220 [ 54.104257][ T69] ? process_one_work+0x714/0x1310 [ 54.104558][ T69] process_one_work+0x78f/0x1310 [ 54.104868][ T69] ? hlock_class+0x4e/0x130 [ 54.105169][ T69] ? __pfx_process_one_work+0x10/0x10 [ 54.105499][ T69] ? assign_work+0x16c/0x240 [ 54.105809][ T69] worker_thread+0x73d/0x1010 [ 54.106113][ T69] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 54.106519][ T69] ? __pfx_worker_thread+0x10/0x10 [ 54.106828][ T69] ? __pfx_worker_thread+0x10/0x10 [ 54.107139][ T69] kthread+0x292/0x360 [ 54.107402][ T69] ? __pfx_kthread+0x10/0x10 [ 54.107703][ T69] ret_from_fork+0x34/0x70 [ 54.107986][ T69] ? __pfx_kthread+0x10/0x10 [ 54.108246][ T69] ret_from_fork_asm+0x1b/0x30 [ 54.108508][ T69] [ 54.108675][ T69] irq event stamp: 9411 [ 54.108894][ T69] hardirqs last enabled at (9411): [] irqentry_exit+0x3b/0x90 [ 54.109378][ T69] hardirqs last disabled at (9410): [] __do_softirq+0x670/0x7ff [ 54.109888][ T69] softirqs last enabled at (9392): [] br_dev_delete+0xd8/0x190 [ 54.110384][ T69] softirqs last disabled at (9390): [] br_fdb_delete_by_port+0x36/0x260 [ 54.110900][ T69] ---[ end trace 0000000000000000 ]--- [ 56.080885][ T666] veth0: renamed from veth1 [ 56.775023][ T683] br0: port 1(swp1) entered blocking state [ 56.775382][ T683] br0: port 1(swp1) entered disabled state [ 56.775747][ T683] swp1: entered allmulticast mode [ 56.776716][ T683] swp1: entered promiscuous mode [ 56.778247][ T683] br0: port 1(swp1) entered blocking state [ 56.778562][ T683] br0: port 1(swp1) entered forwarding state [ 56.917292][ T685] br0: port 2(vx0) entered blocking state [ 56.917629][ T685] br0: port 2(vx0) entered disabled state [ 56.917945][ T685] vx0: entered allmulticast mode [ 56.919215][ T685] vx0: entered promiscuous mode [ 56.919666][ T685] br0: port 2(vx0) entered blocking state [ 56.919969][ T685] br0: port 2(vx0) entered forwarding state [ 57.840660][ T698] br0: port 1(swp1) entered blocking state [ 57.840997][ T698] br0: port 1(swp1) entered disabled state [ 57.841607][ T698] swp1: entered allmulticast mode [ 57.842571][ T698] swp1: entered promiscuous mode [ 57.843488][ T698] br0: port 1(swp1) entered blocking state [ 57.843793][ T698] br0: port 1(swp1) entered forwarding state [ 57.987114][ T700] br0: port 2(vx0) entered blocking state [ 57.987461][ T700] br0: port 2(vx0) entered disabled state [ 57.987777][ T700] vx0: entered allmulticast mode [ 57.988712][ T700] vx0: entered promiscuous mode [ 57.989242][ T700] br0: port 2(vx0) entered blocking state [ 57.989553][ T700] 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 ] [ 64.691022][ T49] 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 ] [ 70.200298][ T69] vx0: left allmulticast mode [ 70.200617][ T69] vx0: left promiscuous mode [ 70.200968][ T69] br0: port 2(vx0) entered disabled state [ 70.210688][ T69] swp1: left allmulticast mode [ 70.210955][ T69] swp1: left promiscuous mode [ 70.211279][ T69] br0: port 1(swp1) entered disabled state [ 70.222056][ T69] ------------[ cut here ]------------ [ 70.222533][ T69] sysfs group 'bridge' not found for kobject 'br0' [ 70.223130][ T69] WARNING: CPU: 2 PID: 69 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 70.223926][ T69] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel [ 70.224777][ T69] CPU: 2 PID: 69 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1 [ 70.225528][ T69] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 70.226523][ T69] Workqueue: netns cleanup_net [ 70.226964][ T69] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 70.227478][ T69] 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 7c ae 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 [ 70.229096][ T69] RSP: 0018:ffffc900004ffba0 EFLAGS: 00010282 [ 70.229435][ T69] RAX: 0000000000000000 RBX: ffffffffaebbe220 RCX: ffffffffabb1056f [ 70.229909][ T69] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 70.230586][ T69] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff5200009ff19 [ 70.231227][ T69] R10: ffffc900004ff8cf R11: 205d393654202020 R12: ffff88800918a628 [ 70.231854][ T69] R13: ffff88800918adf8 R14: ffffc900004ffc98 R15: ffff88800918abc0 [ 70.232499][ T69] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000 [ 70.233326][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.233893][ T69] CR2: 00007fe56c84ad40 CR3: 000000000768e003 CR4: 00000000001706f0 [ 70.234584][ T69] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.235287][ T69] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.235985][ T69] Call Trace: [ 70.236198][ T69] [ 70.236364][ T69] ? __warn+0xcd/0x2d0 [ 70.236607][ T69] ? console_trylock+0x61/0xf0 [ 70.236909][ T69] ? sysfs_remove_group+0x101/0x160 [ 70.237205][ T69] ? report_bug+0x291/0x2e0 [ 70.237493][ T69] ? handle_bug+0x3d/0x80 [ 70.237736][ T69] ? exc_invalid_op+0x18/0x50 [ 70.238027][ T69] ? asm_exc_invalid_op+0x1a/0x20 [ 70.238321][ T69] ? desc_read+0x2af/0x440 [ 70.238594][ T69] ? sysfs_remove_group+0x101/0x160 [ 70.238894][ T69] br_dev_delete+0x10d/0x190 [ 70.239262][ T69] br_net_exit_batch_rtnl+0xd6/0x190 [ 70.239542][ T69] cleanup_net+0x499/0xb50 [ 70.239780][ T69] ? lock_acquire+0x1c1/0x220 [ 70.240039][ T69] ? __pfx_cleanup_net+0x10/0x10 [ 70.240310][ T69] ? lock_acquire+0x1c1/0x220 [ 70.240558][ T69] ? process_one_work+0x714/0x1310 [ 70.240872][ T69] process_one_work+0x78f/0x1310 [ 70.241160][ T69] ? hlock_class+0x4e/0x130 [ 70.241412][ T69] ? __pfx_process_one_work+0x10/0x10 [ 70.241691][ T69] ? assign_work+0x16c/0x240 [ 70.241956][ T69] worker_thread+0x73d/0x1010 [ 70.242213][ T69] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 70.242554][ T69] ? __pfx_worker_thread+0x10/0x10 [ 70.242824][ T69] ? __pfx_worker_thread+0x10/0x10 [ 70.243107][ T69] kthread+0x292/0x360 [ 70.243327][ T69] ? __pfx_kthread+0x10/0x10 [ 70.243570][ T69] ret_from_fork+0x34/0x70 [ 70.243807][ T69] ? __pfx_kthread+0x10/0x10 [ 70.244112][ T69] ret_from_fork_asm+0x1b/0x30 [ 70.244410][ T69] [ 70.244570][ T69] irq event stamp: 9411 [ 70.244810][ T69] hardirqs last enabled at (9411): [] irqentry_exit+0x3b/0x90 [ 70.245327][ T69] hardirqs last disabled at (9410): [] __do_softirq+0x670/0x7ff [ 70.245876][ T69] softirqs last enabled at (9392): [] br_dev_delete+0xd8/0x190 [ 70.246356][ T69] softirqs last disabled at (9390): [] br_fdb_delete_by_port+0x36/0x260 [ 70.246875][ T69] ---[ end trace 0000000000000000 ]--- [ 70.375282][ T69] vx0: left allmulticast mode [ 70.375567][ T69] vx0: left promiscuous mode [ 70.375908][ T69] br0: port 2(vx0) entered disabled state [ 70.388622][ T69] swp1: left allmulticast mode [ 70.388909][ T69] swp1: left promiscuous mode [ 70.389234][ T69] br0: port 1(swp1) entered disabled state [ 70.401738][ T69] ------------[ cut here ]------------ [ 70.402065][ T69] sysfs group 'bridge' not found for kobject 'br0' [ 70.402437][ T69] WARNING: CPU: 1 PID: 69 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 70.402918][ T69] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel [ 70.403494][ T69] CPU: 1 PID: 69 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1 [ 70.403995][ T69] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 70.404664][ T69] Workqueue: netns cleanup_net [ 70.404926][ T69] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 70.405259][ T69] 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 7c ae 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 [ 70.406392][ T69] RSP: 0018:ffffc900004ffba0 EFLAGS: 00010282 [ 70.406737][ T69] RAX: 0000000000000000 RBX: ffffffffaebbe220 RCX: ffffffffabb1056f [ 70.407205][ T69] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 70.407678][ T69] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff5200009ff19 [ 70.408124][ T69] R10: ffffc900004ff8cf R11: 205d393654202020 R12: ffff88800838a628 [ 70.408607][ T69] R13: ffff88800838adf8 R14: ffffc900004ffc98 R15: ffff88800838abc0 [ 70.409051][ T69] FS: 0000000000000000(0000) GS:ffff888035600000(0000) knlGS:0000000000000000 [ 70.409566][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.409947][ T69] CR2: 00007ffd72afd628 CR3: 0000000007a9a001 CR4: 00000000001706f0 [ 70.410439][ T69] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.410922][ T69] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.411395][ T69] Call Trace: [ 70.411591][ T69] [ 70.411774][ T69] ? __warn+0xcd/0x2d0 [ 70.412038][ T69] ? console_trylock+0x61/0xf0 [ 70.412327][ T69] ? sysfs_remove_group+0x101/0x160 [ 70.412601][ T69] ? report_bug+0x291/0x2e0 [ 70.412840][ T69] ? handle_bug+0x3d/0x80 [ 70.413084][ T69] ? exc_invalid_op+0x18/0x50 [ 70.413340][ T69] ? asm_exc_invalid_op+0x1a/0x20 [ 70.413607][ T69] ? desc_read+0x2af/0x440 [ 70.413842][ T69] ? sysfs_remove_group+0x101/0x160 [ 70.414129][ T69] br_dev_delete+0x10d/0x190 [ 70.414394][ T69] br_net_exit_batch_rtnl+0xd6/0x190 [ 70.414717][ T69] cleanup_net+0x499/0xb50 [ 70.414990][ T69] ? lock_acquire+0x1c1/0x220 [ 70.415256][ T69] ? __pfx_cleanup_net+0x10/0x10 [ 70.415569][ T69] ? lock_acquire+0x1c1/0x220 [ 70.415834][ T69] ? process_one_work+0x714/0x1310 [ 70.416143][ T69] process_one_work+0x78f/0x1310 [ 70.416458][ T69] ? hlock_class+0x4e/0x130 [ 70.416710][ T69] ? __pfx_process_one_work+0x10/0x10 [ 70.417031][ T69] ? assign_work+0x16c/0x240 [ 70.417297][ T69] worker_thread+0x73d/0x1010 [ 70.417565][ T69] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 70.417967][ T69] ? __pfx_worker_thread+0x10/0x10 [ 70.418285][ T69] ? __pfx_worker_thread+0x10/0x10 [ 70.418572][ T69] kthread+0x292/0x360 [ 70.418831][ T69] ? __pfx_kthread+0x10/0x10 [ 70.419105][ T69] ret_from_fork+0x34/0x70 [ 70.419345][ T69] ? __pfx_kthread+0x10/0x10 [ 70.419595][ T69] ret_from_fork_asm+0x1b/0x30 [ 70.419849][ T69] [ 70.420014][ T69] irq event stamp: 9411 [ 70.420243][ T69] hardirqs last enabled at (9411): [] irqentry_exit+0x3b/0x90 [ 70.420725][ T69] hardirqs last disabled at (9410): [] __do_softirq+0x670/0x7ff [ 70.421243][ T69] softirqs last enabled at (9392): [] br_dev_delete+0xd8/0x190 [ 70.421773][ T69] softirqs last disabled at (9390): [] br_fdb_delete_by_port+0x36/0x260 [ 70.422304][ T69] ---[ end trace 0000000000000000 ]--- [ 72.406811][ T887] veth0: renamed from veth1 [ 73.080869][ T903] br0: port 1(swp1) entered blocking state [ 73.081227][ T903] br0: port 1(swp1) entered disabled state [ 73.081566][ T903] swp1: entered allmulticast mode [ 73.082540][ T903] swp1: entered promiscuous mode [ 73.083462][ T903] br0: port 1(swp1) entered blocking state [ 73.083779][ T903] br0: port 1(swp1) entered forwarding state [ 73.219408][ T905] br0: port 2(vx0) entered blocking state [ 73.219743][ T905] br0: port 2(vx0) entered disabled state [ 73.220074][ T905] vx0: entered allmulticast mode [ 73.221013][ T905] vx0: entered promiscuous mode [ 73.221472][ T905] br0: port 2(vx0) entered blocking state [ 73.221775][ T905] br0: port 2(vx0) entered forwarding state [ 74.074934][ T918] br0: port 1(swp1) entered blocking state [ 74.075885][ T918] br0: port 1(swp1) entered disabled state [ 74.076417][ T918] swp1: entered allmulticast mode [ 74.077396][ T918] swp1: entered promiscuous mode [ 74.078317][ T918] br0: port 1(swp1) entered blocking state [ 74.078629][ T918] br0: port 1(swp1) entered forwarding state [ 74.239278][ T920] br0: port 2(vx0) entered blocking state [ 74.239648][ T920] br0: port 2(vx0) entered disabled state [ 74.239968][ T920] vx0: entered allmulticast mode [ 74.240930][ T920] vx0: entered promiscuous mode [ 74.241762][ T920] br0: port 2(vx0) entered blocking state [ 74.242090][ T920] br0: port 2(vx0) entered forwarding state # # Backup nexthop ID - ping # ------------------------ [ 80.650286][ T8] br0: port 1(swp1) entered disabled state [ 81.685273][ T324] br0: port 1(swp1) entered disabled state # TEST: Ping with backup nexthop ID [ OK ] # TEST: Ping after disabling backup nexthop ID [ OK ] [ 87.163336][ T69] vx0: left allmulticast mode [ 87.163642][ T69] vx0: left promiscuous mode [ 87.163960][ T69] br0: port 2(vx0) entered disabled state [ 87.176716][ T69] swp1: left allmulticast mode [ 87.177036][ T69] swp1: left promiscuous mode [ 87.177383][ T69] br0: port 1(swp1) entered disabled state [ 87.191352][ T69] ------------[ cut here ]------------ [ 87.191713][ T69] sysfs group 'bridge' not found for kobject 'br0' [ 87.192160][ T69] WARNING: CPU: 0 PID: 69 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 87.192690][ T69] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel [ 87.193336][ T69] CPU: 0 PID: 69 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1 [ 87.193912][ T69] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 87.194616][ T69] Workqueue: netns cleanup_net [ 87.194927][ T69] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 87.195271][ T69] 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 7c ae 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 [ 87.196356][ T69] RSP: 0018:ffffc900004ffba0 EFLAGS: 00010282 [ 87.196742][ T69] RAX: 0000000000000000 RBX: ffffffffaebbe220 RCX: ffffffffabb1056f [ 87.197201][ T69] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 87.197641][ T69] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff5200009ff19 [ 87.198111][ T69] R10: ffffc900004ff8cf R11: 205d393654202020 R12: ffff888005f82628 [ 87.198574][ T69] R13: ffff888005f82df8 R14: ffffc900004ffc98 R15: ffff888005f82bc0 [ 87.199035][ T69] FS: 0000000000000000(0000) GS:ffff888035200000(0000) knlGS:0000000000000000 [ 87.199534][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.199937][ T69] CR2: 00007f4d8abbe270 CR3: 0000000012f34004 CR4: 00000000001706f0 [ 87.200411][ T69] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 87.200870][ T69] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 87.201321][ T69] Call Trace: [ 87.201514][ T69] [ 87.201696][ T69] ? __warn+0xcd/0x2d0 [ 87.201966][ T69] ? console_trylock+0x61/0xf0 [ 87.202257][ T69] ? sysfs_remove_group+0x101/0x160 [ 87.202560][ T69] ? report_bug+0x291/0x2e0 [ 87.202845][ T69] ? handle_bug+0x3d/0x80 [ 87.203123][ T69] ? exc_invalid_op+0x18/0x50 [ 87.203429][ T69] ? asm_exc_invalid_op+0x1a/0x20 [ 87.203722][ T69] ? desc_read+0x2af/0x440 [ 87.203992][ T69] ? sysfs_remove_group+0x101/0x160 [ 87.204312][ T69] br_dev_delete+0x10d/0x190 [ 87.204604][ T69] br_net_exit_batch_rtnl+0xd6/0x190 [ 87.204902][ T69] cleanup_net+0x499/0xb50 [ 87.205150][ T69] ? lock_acquire+0x1c1/0x220 [ 87.205403][ T69] ? __pfx_cleanup_net+0x10/0x10 [ 87.205665][ T69] ? lock_acquire+0x1c1/0x220 [ 87.205916][ T69] ? process_one_work+0x714/0x1310 [ 87.206195][ T69] process_one_work+0x78f/0x1310 [ 87.206461][ T69] ? hlock_class+0x4e/0x130 [ 87.206705][ T69] ? __pfx_process_one_work+0x10/0x10 [ 87.206992][ T69] ? assign_work+0x16c/0x240 [ 87.207242][ T69] worker_thread+0x73d/0x1010 [ 87.207491][ T69] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 87.207897][ T69] ? __pfx_worker_thread+0x10/0x10 [ 87.208214][ T69] ? __pfx_worker_thread+0x10/0x10 [ 87.208516][ T69] kthread+0x292/0x360 [ 87.208759][ T69] ? __pfx_kthread+0x10/0x10 [ 87.209036][ T69] ret_from_fork+0x34/0x70 [ 87.209303][ T69] ? __pfx_kthread+0x10/0x10 [ 87.209599][ T69] ret_from_fork_asm+0x1b/0x30 [ 87.209878][ T69] [ 87.210086][ T69] irq event stamp: 9411 [ 87.210353][ T69] hardirqs last enabled at (9411): [] irqentry_exit+0x3b/0x90 [ 87.210860][ T69] hardirqs last disabled at (9410): [] __do_softirq+0x670/0x7ff [ 87.211369][ T69] softirqs last enabled at (9392): [] br_dev_delete+0xd8/0x190 [ 87.211908][ T69] softirqs last disabled at (9390): [] br_fdb_delete_by_port+0x36/0x260 [ 87.212485][ T69] ---[ end trace 0000000000000000 ]--- [ 87.387063][ T69] vx0: left allmulticast mode [ 87.387393][ T69] vx0: left promiscuous mode [ 87.387743][ T69] br0: port 2(vx0) entered disabled state [ 87.400689][ T69] swp1: left allmulticast mode [ 87.400964][ T69] swp1: left promiscuous mode [ 87.401287][ T69] br0: port 1(swp1) entered disabled state [ 87.414053][ T69] ------------[ cut here ]------------ [ 87.414354][ T69] sysfs group 'bridge' not found for kobject 'br0' [ 87.414729][ T69] WARNING: CPU: 2 PID: 69 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 87.415218][ T69] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel [ 87.415783][ T69] CPU: 2 PID: 69 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1 [ 87.416310][ T69] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 87.417017][ T69] Workqueue: netns cleanup_net [ 87.417296][ T69] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 87.417630][ T69] 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 7c ae 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 [ 87.418754][ T69] RSP: 0018:ffffc900004ffba0 EFLAGS: 00010282 [ 87.419107][ T69] RAX: 0000000000000000 RBX: ffffffffaebbe220 RCX: ffffffffabb1056f [ 87.419566][ T69] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 87.420017][ T69] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff5200009ff19 [ 87.420484][ T69] R10: ffffc900004ff8cf R11: 205d393654202020 R12: ffff8880079a2628 [ 87.420936][ T69] R13: ffff8880079a2df8 R14: ffffc900004ffc98 R15: ffff8880079a2bc0 [ 87.421404][ T69] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000 [ 87.421931][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.422307][ T69] CR2: 00007efeabdec000 CR3: 0000000012f34002 CR4: 00000000001706f0 [ 87.422787][ T69] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 87.423239][ T69] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 87.423720][ T69] Call Trace: [ 87.423915][ T69] [ 87.424095][ T69] ? __warn+0xcd/0x2d0 [ 87.424341][ T69] ? console_trylock+0x61/0xf0 [ 87.424631][ T69] ? sysfs_remove_group+0x101/0x160 [ 87.424905][ T69] ? report_bug+0x291/0x2e0 [ 87.425151][ T69] ? handle_bug+0x3d/0x80 [ 87.425381][ T69] ? exc_invalid_op+0x18/0x50 [ 87.425630][ T69] ? asm_exc_invalid_op+0x1a/0x20 [ 87.425897][ T69] ? desc_read+0x2af/0x440 [ 87.426139][ T69] ? sysfs_remove_group+0x101/0x160 [ 87.426416][ T69] br_dev_delete+0x10d/0x190 [ 87.426662][ T69] br_net_exit_batch_rtnl+0xd6/0x190 [ 87.426940][ T69] cleanup_net+0x499/0xb50 [ 87.427185][ T69] ? lock_acquire+0x1c1/0x220 [ 87.427433][ T69] ? __pfx_cleanup_net+0x10/0x10 [ 87.427696][ T69] ? lock_acquire+0x1c1/0x220 [ 87.427948][ T69] ? process_one_work+0x714/0x1310 [ 87.428226][ T69] process_one_work+0x78f/0x1310 [ 87.428523][ T69] ? hlock_class+0x4e/0x130 [ 87.428775][ T69] ? __pfx_process_one_work+0x10/0x10 [ 87.429086][ T69] ? assign_work+0x16c/0x240 [ 87.429333][ T69] worker_thread+0x73d/0x1010 [ 87.429587][ T69] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 87.429934][ T69] ? __pfx_worker_thread+0x10/0x10 [ 87.430210][ T69] ? __pfx_worker_thread+0x10/0x10 [ 87.430479][ T69] kthread+0x292/0x360 [ 87.430698][ T69] ? __pfx_kthread+0x10/0x10 [ 87.430941][ T69] ret_from_fork+0x34/0x70 [ 87.431182][ T69] ? __pfx_kthread+0x10/0x10 [ 87.431427][ T69] ret_from_fork_asm+0x1b/0x30 [ 87.431689][ T69] [ 87.431858][ T69] irq event stamp: 9411 [ 87.432105][ T69] hardirqs last enabled at (9411): [] irqentry_exit+0x3b/0x90 [ 87.432628][ T69] hardirqs last disabled at (9410): [] __do_softirq+0x670/0x7ff [ 87.433147][ T69] softirqs last enabled at (9392): [] br_dev_delete+0xd8/0x190 [ 87.433646][ T69] softirqs last disabled at (9390): [] br_fdb_delete_by_port+0x36/0x260 [ 87.434223][ T69] ---[ end trace 0000000000000000 ]--- [ 89.253751][ T997] veth0: renamed from veth1 [ 89.969145][ T1014] br0: port 1(swp1) entered blocking state [ 89.969492][ T1014] br0: port 1(swp1) entered disabled state [ 89.969832][ T1014] swp1: entered allmulticast mode [ 89.970781][ T1014] swp1: entered promiscuous mode [ 89.971690][ T1014] br0: port 1(swp1) entered blocking state [ 89.972014][ T1014] br0: port 1(swp1) entered forwarding state [ 90.105598][ T1016] br0: port 2(vx0) entered blocking state [ 90.105935][ T1016] br0: port 2(vx0) entered disabled state [ 90.106273][ T1016] vx0: entered allmulticast mode [ 90.107214][ T1016] vx0: entered promiscuous mode [ 90.107729][ T1016] br0: port 2(vx0) entered blocking state [ 90.108033][ T1016] br0: port 2(vx0) entered forwarding state [ 90.953070][ T1029] br0: port 1(swp1) entered blocking state [ 90.953420][ T1029] br0: port 1(swp1) entered disabled state [ 90.953764][ T1029] swp1: entered allmulticast mode [ 90.954704][ T1029] swp1: entered promiscuous mode [ 90.955619][ T1029] br0: port 1(swp1) entered blocking state [ 90.955938][ T1029] br0: port 1(swp1) entered forwarding state [ 91.093751][ T1031] br0: port 2(vx0) entered blocking state [ 91.094111][ T1031] br0: port 2(vx0) entered disabled state [ 91.094438][ T1031] vx0: entered allmulticast mode [ 91.095361][ T1031] vx0: entered promiscuous mode [ 91.095795][ T1031] br0: port 2(vx0) entered blocking state [ 91.096111][ T1031] br0: port 2(vx0) entered forwarding state # # Backup nexthop ID - torture test # -------------------------------- [ 96.906041][ T324] br0: port 1(swp1) entered disabled state # TEST: Torture test [ OK ] [ 127.035640][ T69] vx0: left allmulticast mode [ 127.035928][ T69] vx0: left promiscuous mode [ 127.036257][ T69] br0: port 2(vx0) entered disabled state [ 127.043844][ T69] swp1: left allmulticast mode [ 127.044145][ T69] swp1: left promiscuous mode [ 127.044487][ T69] br0: port 1(swp1) entered disabled state [ 127.056125][ T69] ------------[ cut here ]------------ [ 127.056432][ T69] sysfs group 'bridge' not found for kobject 'br0' [ 127.056805][ T69] WARNING: CPU: 1 PID: 69 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 127.057323][ T69] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel [ 127.057952][ T69] CPU: 1 PID: 69 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1 [ 127.058506][ T69] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 127.059193][ T69] Workqueue: netns cleanup_net [ 127.059450][ T69] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 127.059764][ T69] 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 7c ae 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 [ 127.060883][ T69] RSP: 0018:ffffc900004ffba0 EFLAGS: 00010282 [ 127.061232][ T69] RAX: 0000000000000000 RBX: ffffffffaebbe220 RCX: ffffffffabb1056f [ 127.061709][ T69] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 127.062177][ T69] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff5200009ff19 [ 127.062647][ T69] R10: ffffc900004ff8cf R11: 205d393654202020 R12: ffff8880061ea628 [ 127.063114][ T69] R13: ffff8880061eadf8 R14: ffffc900004ffc98 R15: ffff8880061eabc0 [ 127.063568][ T69] FS: 0000000000000000(0000) GS:ffff888035600000(0000) knlGS:0000000000000000 [ 127.064084][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.064456][ T69] CR2: 0000564cfde230f0 CR3: 0000000012f34003 CR4: 00000000001706f0 [ 127.064909][ T69] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 127.065332][ T69] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 127.065751][ T69] Call Trace: [ 127.065930][ T69] [ 127.066097][ T69] ? __warn+0xcd/0x2d0 [ 127.066317][ T69] ? console_trylock+0x61/0xf0 [ 127.066576][ T69] ? sysfs_remove_group+0x101/0x160 [ 127.066884][ T69] ? report_bug+0x291/0x2e0 [ 127.067162][ T69] ? handle_bug+0x3d/0x80 [ 127.067418][ T69] ? exc_invalid_op+0x18/0x50 [ 127.067691][ T69] ? asm_exc_invalid_op+0x1a/0x20 [ 127.067983][ T69] ? desc_read+0x2af/0x440 [ 127.068341][ T69] ? sysfs_remove_group+0x101/0x160 [ 127.068790][ T69] br_dev_delete+0x10d/0x190 [ 127.069208][ T69] br_net_exit_batch_rtnl+0xd6/0x190 [ 127.069636][ T69] cleanup_net+0x499/0xb50 [ 127.070028][ T69] ? lock_acquire+0x1c1/0x220 [ 127.070423][ T69] ? __pfx_cleanup_net+0x10/0x10 [ 127.070860][ T69] ? lock_acquire+0x1c1/0x220 [ 127.071266][ T69] ? process_one_work+0x714/0x1310 [ 127.071732][ T69] process_one_work+0x78f/0x1310 [ 127.072154][ T69] ? hlock_class+0x4e/0x130 [ 127.072549][ T69] ? __pfx_process_one_work+0x10/0x10 [ 127.072976][ T69] ? assign_work+0x16c/0x240 [ 127.073342][ T69] worker_thread+0x73d/0x1010 [ 127.073706][ T69] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 127.074089][ T69] ? __pfx_worker_thread+0x10/0x10 [ 127.074360][ T69] ? __pfx_worker_thread+0x10/0x10 [ 127.074629][ T69] kthread+0x292/0x360 [ 127.074856][ T69] ? __pfx_kthread+0x10/0x10 [ 127.075180][ T69] ret_from_fork+0x34/0x70 [ 127.075434][ T69] ? __pfx_kthread+0x10/0x10 [ 127.075693][ T69] ret_from_fork_asm+0x1b/0x30 [ 127.075963][ T69] [ 127.076133][ T69] irq event stamp: 9411 [ 127.076356][ T69] hardirqs last enabled at (9411): [] irqentry_exit+0x3b/0x90 [ 127.076841][ T69] hardirqs last disabled at (9410): [] __do_softirq+0x670/0x7ff [ 127.077335][ T69] softirqs last enabled at (9392): [] br_dev_delete+0xd8/0x190 [ 127.077844][ T69] softirqs last disabled at (9390): [] br_fdb_delete_by_port+0x36/0x260 [ 127.078378][ T69] ---[ end trace 0000000000000000 ]--- [ 127.263290][ T69] vx0: left allmulticast mode [ 127.263597][ T69] vx0: left promiscuous mode [ 127.263918][ T69] br0: port 2(vx0) entered disabled state [ 127.271686][ T69] swp1: left allmulticast mode [ 127.271991][ T69] swp1: left promiscuous mode [ 127.272350][ T69] br0: port 1(swp1) entered disabled state [ 127.281165][ T69] ------------[ cut here ]------------ [ 127.281525][ T69] sysfs group 'bridge' not found for kobject 'br0' [ 127.281965][ T69] WARNING: CPU: 2 PID: 69 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 127.282541][ T69] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan ip6_udp_tunnel udp_tunnel [ 127.283169][ T69] CPU: 2 PID: 69 Comm: kworker/u8:1 Tainted: G B W 6.8.0-rc2-virtme #1 [ 127.283668][ T69] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 127.284326][ T69] Workqueue: netns cleanup_net [ 127.284586][ T69] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 127.284892][ T69] 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 7c ae 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 [ 127.286080][ T69] RSP: 0018:ffffc900004ffba0 EFLAGS: 00010282 [ 127.286455][ T69] RAX: 0000000000000000 RBX: ffffffffaebbe220 RCX: ffffffffabb1056f [ 127.286915][ T69] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 127.287436][ T69] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff5200009ff19 [ 127.287946][ T69] R10: ffffc900004ff8cf R11: 205d393654202020 R12: ffff8880063a2628 [ 127.288404][ T69] R13: ffff8880063a2df8 R14: ffffc900004ffc98 R15: ffff8880063a2bc0 [ 127.288890][ T69] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000 [ 127.289426][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.289831][ T69] CR2: 00007f3e94f8b000 CR3: 0000000012f34005 CR4: 00000000001706f0 [ 127.290310][ T69] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 127.290813][ T69] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 127.291280][ T69] Call Trace: [ 127.291503][ T69] [ 127.291726][ T69] ? __warn+0xcd/0x2d0 [ 127.291979][ T69] ? console_trylock+0x61/0xf0 [ 127.292241][ T69] ? sysfs_remove_group+0x101/0x160 [ 127.292518][ T69] ? report_bug+0x291/0x2e0 [ 127.292800][ T69] ? handle_bug+0x3d/0x80 [ 127.293071][ T69] ? exc_invalid_op+0x18/0x50 [ 127.293345][ T69] ? asm_exc_invalid_op+0x1a/0x20 [ 127.293661][ T69] ? desc_read+0x2af/0x440 [ 127.293934][ T69] ? sysfs_remove_group+0x101/0x160 [ 127.294256][ T69] br_dev_delete+0x10d/0x190 [ 127.294502][ T69] br_net_exit_batch_rtnl+0xd6/0x190 [ 127.294782][ T69] cleanup_net+0x499/0xb50 [ 127.295030][ T69] ? lock_acquire+0x1c1/0x220 [ 127.295301][ T69] ? __pfx_cleanup_net+0x10/0x10 [ 127.295565][ T69] ? lock_acquire+0x1c1/0x220 [ 127.295812][ T69] ? process_one_work+0x714/0x1310 [ 127.296099][ T69] process_one_work+0x78f/0x1310 [ 127.296367][ T69] ? hlock_class+0x4e/0x130 [ 127.296666][ T69] ? __pfx_process_one_work+0x10/0x10 [ 127.297003][ T69] ? assign_work+0x16c/0x240 [ 127.297295][ T69] worker_thread+0x73d/0x1010 [ 127.297588][ T69] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 127.297974][ T69] ? __pfx_worker_thread+0x10/0x10 [ 127.298270][ T69] ? __pfx_worker_thread+0x10/0x10 [ 127.298578][ T69] kthread+0x292/0x360 [ 127.298822][ T69] ? __pfx_kthread+0x10/0x10 [ 127.299099][ T69] ret_from_fork+0x34/0x70 [ 127.299362][ T69] ? __pfx_kthread+0x10/0x10 [ 127.299637][ T69] ret_from_fork_asm+0x1b/0x30 [ 127.299923][ T69] [ 127.300117][ T69] irq event stamp: 9411 [ 127.300348][ T69] hardirqs last enabled at (9411): [] irqentry_exit+0x3b/0x90 [ 127.300868][ T69] hardirqs last disabled at (9410): [] __do_softirq+0x670/0x7ff [ 127.301432][ T69] softirqs last enabled at (9392): [] br_dev_delete+0xd8/0x190 [ 127.301953][ T69] softirqs last disabled at (9390): [] br_fdb_delete_by_port+0x36/0x260 [ 127.302522][ T69] ---[ 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__->