make -C tools/testing/selftests TARGETS=net TEST_PROGS=pmtu.sh TEST_GEN_PRROGS="" 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: pmtu.sh # TEST: ipv4: PMTU exceptions [ OK ] # TEST: ipv4: PMTU exceptions - nexthop objects [ OK ] # TEST: ipv6: PMTU exceptions [ OK ] # TEST: ipv6: PMTU exceptions - nexthop objects [ OK ] [ 73.984382][ T869] ip (869) used greatest stack depth: 24048 bytes left # TEST: ICMPv4 with DSCP and ECN: PMTU exceptions [ OK ] # TEST: ICMPv4 with DSCP and ECN: PMTU exceptions - nexthop objects [ OK ] # TEST: UDPv4 with DSCP and ECN: PMTU exceptions [ OK ] # TEST: UDPv4 with DSCP and ECN: PMTU exceptions - nexthop objects [ OK ] # TEST: IPv4 over vxlan4: PMTU exceptions [ OK ] # TEST: IPv4 over vxlan4: PMTU exceptions - nexthop objects [ OK ] # TEST: IPv6 over vxlan4: PMTU exceptions [ OK ] # TEST: IPv6 over vxlan4: PMTU exceptions - nexthop objects [ OK ] # TEST: IPv4 over vxlan6: PMTU exceptions [ OK ] # TEST: IPv4 over vxlan6: PMTU exceptions - nexthop objects [ OK ] # TEST: IPv6 over vxlan6: PMTU exceptions [ OK ] # TEST: IPv6 over vxlan6: PMTU exceptions - nexthop objects [ OK ] # TEST: IPv4 over geneve4: PMTU exceptions [ OK ] [ 230.024042][ T11] ------------[ cut here ]------------ [ 230.024529][ T11] WARNING: CPU: 3 PID: 11 at drivers/net/geneve.c:1914 geneve_exit_batch_rtnl+0x2c4/0x3a0 [geneve] [ 230.025136][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 230.025795][ T11] CPU: 3 PID: 11 Comm: kworker/u8:0 Not tainted 6.8.0-rc2-virtme #1 [ 230.026235][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 230.026879][ T11] Workqueue: netns cleanup_net [ 230.027153][ T11] RIP: 0010:geneve_exit_batch_rtnl+0x2c4/0x3a0 [geneve] [ 230.027529][ T11] Code: 00 48 8b 83 b8 00 00 00 48 8d 98 48 ff ff ff 48 39 44 24 10 75 a5 48 83 c4 20 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 90 <0f> 0b 90 eb b9 e8 d2 ad 42 c2 e9 2d fe ff ff 48 89 cf 48 89 4c 24 [ 230.028553][ T11] RSP: 0018:ffffc900000bfbe0 EFLAGS: 00010297 [ 230.028881][ T11] RAX: ffff88800915c008 RBX: ffff888007beb3c0 RCX: 1ffff1100038091e [ 230.029312][ T11] RDX: 1ffff11000b87bc6 RSI: 1ffff11006bc54be RDI: ffff888001c048f0 [ 230.029800][ T11] RBP: ffff888005c3de30 R08: ffff888001c048f8 R09: fffffbfff0fea078 [ 230.030232][ T11] R10: ffffffff87f503c7 R11: ffff888035ffc508 R12: dffffc0000000000 [ 230.030687][ T11] R13: fffffbfff0bcf027 R14: ffffffff86565698 R15: ffff888005c3ddd0 [ 230.031151][ T11] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000 [ 230.031662][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 230.032026][ T11] CR2: 00007fb068bb90e0 CR3: 000000000d734003 CR4: 00000000001706f0 [ 230.032490][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 230.032970][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 230.033427][ T11] Call Trace: [ 230.033628][ T11] [ 230.033821][ T11] ? __warn+0xcd/0x2d0 [ 230.034097][ T11] ? geneve_exit_batch_rtnl+0x2c4/0x3a0 [geneve] [ 230.034481][ T11] ? report_bug+0x291/0x2e0 [ 230.034763][ T11] ? handle_bug+0x3d/0x80 [ 230.035018][ T11] ? exc_invalid_op+0x18/0x50 [ 230.035296][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 230.035626][ T11] ? geneve_exit_batch_rtnl+0x2c4/0x3a0 [geneve] [ 230.035990][ T11] ? default_device_exit_batch_rtnl+0x185/0x210 [ 230.036384][ T11] cleanup_net+0x499/0xb50 [ 230.036663][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 230.037017][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 230.037299][ T11] ? lock_acquire+0x1c1/0x220 [ 230.037552][ T11] ? process_one_work+0x714/0x1310 [ 230.037839][ T11] process_one_work+0x78f/0x1310 [ 230.038124][ T11] ? hlock_class+0x4e/0x130 [ 230.038374][ T11] ? __pfx_process_one_work+0x10/0x10 [ 230.038677][ T11] ? assign_work+0x16c/0x240 [ 230.038947][ T11] worker_thread+0x73d/0x1010 [ 230.039218][ T11] ? __pfx_worker_thread+0x10/0x10 [ 230.039492][ T11] kthread+0x292/0x360 [ 230.039715][ T11] ? __pfx_kthread+0x10/0x10 [ 230.039980][ T11] ret_from_fork+0x34/0x70 [ 230.040222][ T11] ? __pfx_kthread+0x10/0x10 [ 230.040471][ T11] ret_from_fork_asm+0x1b/0x30 [ 230.040752][ T11] [ 230.040926][ T11] irq event stamp: 3110747 [ 230.041169][ T11] hardirqs last enabled at (3110757): [] console_unlock+0x232/0x260 [ 230.041740][ T11] hardirqs last disabled at (3110766): [] console_unlock+0x217/0x260 [ 230.042317][ T11] softirqs last enabled at (3110198): [] __do_softirq+0x519/0x7ff [ 230.042853][ T11] softirqs last disabled at (3110193): [] irq_exit_rcu+0x98/0xc0 [ 230.043378][ T11] ---[ end trace 0000000000000000 ]--- # TEST: IPv4 over geneve4: PMTU exceptions - nexthop objects [ OK ] # TEST: IPv6 over geneve4: PMTU exceptions [ OK ] # TEST: IPv6 over geneve4: PMTU exceptions - nexthop objects [ OK ] # TEST: IPv4 over geneve6: PMTU exceptions [ OK ] # TEST: IPv4 over geneve6: PMTU exceptions - nexthop objects [ OK ] # TEST: IPv6 over geneve6: PMTU exceptions [ OK ] # TEST: IPv6 over geneve6: PMTU exceptions - nexthop objects [ OK ] [ 332.511458][ T3639] br0: port 1(veth_A-C) entered blocking state [ 332.512495][ T3639] br0: port 1(veth_A-C) entered disabled state [ 332.512931][ T3639] veth_A-C: entered allmulticast mode [ 332.514579][ T3639] veth_A-C: entered promiscuous mode [ 332.516891][ T3639] br0: port 1(veth_A-C) entered blocking state [ 332.517296][ T3639] br0: port 1(veth_A-C) entered forwarding state [ 333.519784][ T3649] br0: port 2(vxlan_a) entered blocking state [ 333.521210][ T3649] br0: port 2(vxlan_a) entered disabled state [ 333.521595][ T3649] vxlan_a: entered allmulticast mode [ 333.522947][ T3649] vxlan_a: entered promiscuous mode [ 334.101406][ T3655] br0: port 2(vxlan_a) entered blocking state [ 334.101781][ T3655] br0: port 2(vxlan_a) entered forwarding state [ 340.126028][ T3688] socat (3688) used greatest stack depth: 22768 bytes left # TEST: IPv4, bridged vxlan4: PMTU exceptions [ OK ] [ 341.344239][ T11] vxlan_a: left allmulticast mode [ 341.344579][ T11] vxlan_a: left promiscuous mode [ 341.345039][ T11] br0: port 2(vxlan_a) entered disabled state [ 341.357162][ T11] veth_A-C: left allmulticast mode [ 341.357509][ T11] veth_A-C: left promiscuous mode [ 341.357915][ T11] br0: port 1(veth_A-C) entered disabled state [ 341.377581][ T11] ================================================================== [ 341.378077][ T11] BUG: KASAN: slab-use-after-free in kobject_put+0xc7/0xe0 [ 341.378467][ T11] Read of size 1 at addr ffff8880062a1abc by task kworker/u8:0/11 [ 341.378943][ T11] [ 341.379111][ T11] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 341.379657][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 341.380375][ T11] Workqueue: netns cleanup_net [ 341.380650][ T11] Call Trace: [ 341.380860][ T11] [ 341.381066][ T11] dump_stack_lvl+0x64/0xb0 [ 341.381342][ T11] print_address_description.constprop.0+0x2c/0x3b0 [ 341.381712][ T11] ? kobject_put+0xc7/0xe0 [ 341.381981][ T11] print_report+0xb5/0x270 [ 341.382262][ T11] ? kasan_addr_to_slab+0x4e/0x90 [ 341.382572][ T11] kasan_report+0xbe/0xf0 [ 341.382811][ T11] ? kobject_put+0xc7/0xe0 [ 341.383073][ T11] kobject_put+0xc7/0xe0 [ 341.383345][ T11] br_sysfs_delbr+0x3f/0x70 [ 341.383624][ T11] br_dev_delete+0x10d/0x190 [ 341.383909][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 341.384233][ T11] cleanup_net+0x499/0xb50 [ 341.384507][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 341.384819][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 341.385119][ T11] ? lock_acquire+0x1c1/0x220 [ 341.385414][ T11] ? process_one_work+0x714/0x1310 [ 341.385734][ T11] process_one_work+0x78f/0x1310 [ 341.386014][ T11] ? hlock_class+0x4e/0x130 [ 341.386254][ T11] ? __pfx_process_one_work+0x10/0x10 [ 341.386538][ T11] ? assign_work+0x16c/0x240 [ 341.386780][ T11] worker_thread+0x73d/0x1010 [ 341.387035][ T11] ? __pfx_worker_thread+0x10/0x10 [ 341.387308][ T11] kthread+0x292/0x360 [ 341.387523][ T11] ? __pfx_kthread+0x10/0x10 [ 341.387769][ T11] ret_from_fork+0x34/0x70 [ 341.388007][ T11] ? __pfx_kthread+0x10/0x10 [ 341.388255][ T11] ret_from_fork_asm+0x1b/0x30 [ 341.388554][ T11] [ 341.388755][ T11] [ 341.388889][ T11] Allocated by task 3623: [ 341.389150][ T11] kasan_save_stack+0x24/0x50 [ 341.389413][ T11] kasan_save_track+0x14/0x30 [ 341.389700][ T11] __kasan_kmalloc+0x7f/0x90 [ 341.389979][ T11] kobject_create_and_add+0x44/0xc0 [ 341.390288][ T11] br_sysfs_addbr+0x57/0x160 [ 341.390549][ T11] br_device_event+0x1ff/0x740 [ 341.390831][ T11] notifier_call_chain+0x9d/0x290 [ 341.391133][ T11] register_netdevice+0x116d/0x17a0 [ 341.391447][ T11] br_dev_newlink+0x2b/0x100 [ 341.391720][ T11] rtnl_newlink_create+0x344/0x850 [ 341.392031][ T11] __rtnl_newlink+0xad2/0xd60 [ 341.392338][ T11] rtnl_newlink+0x63/0xa0 [ 341.392603][ T11] rtnetlink_rcv_msg+0x2fe/0xb80 [ 341.392897][ T11] netlink_rcv_skb+0x133/0x360 [ 341.393238][ T11] netlink_unicast+0x44c/0x710 [ 341.393593][ T11] netlink_sendmsg+0x726/0xbe0 [ 341.393954][ T11] ____sys_sendmsg+0x7b5/0xa10 [ 341.394242][ T11] ___sys_sendmsg+0xee/0x170 [ 341.394574][ T11] __sys_sendmsg+0xcd/0x170 [ 341.394883][ T11] do_syscall_64+0xcc/0x1e0 [ 341.395275][ T11] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [ 341.395750][ T11] [ 341.395919][ T11] Freed by task 11: [ 341.396218][ T11] kasan_save_stack+0x24/0x50 [ 341.396604][ T11] kasan_save_track+0x14/0x30 [ 341.396948][ T11] kasan_save_free_info+0x3f/0x60 [ 341.397327][ T11] __kasan_slab_free+0xfc/0x1c0 [ 341.397709][ T11] kfree+0xf2/0x2d0 [ 341.398003][ T11] kobject_cleanup+0xe2/0x280 [ 341.398363][ T11] br_sysfs_delbr+0x3f/0x70 [ 341.398689][ T11] br_dev_delete+0x10d/0x190 [ 341.399033][ T11] default_device_exit_batch_rtnl+0x112/0x210 [ 341.399437][ T11] cleanup_net+0x499/0xb50 [ 341.399698][ T11] process_one_work+0x78f/0x1310 [ 341.400059][ T11] worker_thread+0x73d/0x1010 [ 341.400394][ T11] kthread+0x292/0x360 [ 341.400721][ T11] ret_from_fork+0x34/0x70 [ 341.401010][ T11] ret_from_fork_asm+0x1b/0x30 [ 341.401354][ T11] [ 341.401504][ T11] The buggy address belongs to the object at ffff8880062a1a80 [ 341.401504][ T11] which belongs to the cache kmalloc-64 of size 64 [ 341.402327][ T11] The buggy address is located 60 bytes inside of [ 341.402327][ T11] freed 64-byte region [ffff8880062a1a80, ffff8880062a1ac0) [ 341.403060][ T11] [ 341.403186][ T11] The buggy address belongs to the physical page: [ 341.403521][ T11] page:ffffea000018a800 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff8880062a0e00 pfn:0x62a0 [ 341.404146][ T11] head:ffffea000018a800 order:1 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 341.404627][ T11] flags: 0x80000000000a40(workingset|slab|head|node=0|zone=1) [ 341.405075][ T11] page_type: 0xffffffff() [ 341.405308][ T11] raw: 0080000000000a40 ffff888001042900 ffffea000017d290 ffffea00000cef90 [ 341.405851][ T11] raw: ffff8880062a0e00 000000000019000b 00000001ffffffff 0000000000000000 [ 341.406309][ T11] page dumped because: kasan: bad access detected [ 341.406645][ T11] [ 341.406772][ T11] Memory state around the buggy address: [ 341.407074][ T11] ffff8880062a1980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 341.407492][ T11] ffff8880062a1a00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 341.407919][ T11] >ffff8880062a1a80: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 341.408338][ T11] ^ [ 341.408643][ T11] ffff8880062a1b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 341.409069][ T11] ffff8880062a1b80: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 341.409539][ T11] ================================================================== [ 341.410076][ T11] Disabling lock debugging due to kernel taint [ 341.410481][ T11] ------------[ cut here ]------------ [ 341.410886][ T11] refcount_t: underflow; use-after-free. [ 341.411372][ T11] WARNING: CPU: 2 PID: 11 at lib/refcount.c:28 refcount_warn_saturate+0x173/0x1b0 [ 341.412091][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 341.413128][ T11] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 341.413823][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 341.414502][ T11] Workqueue: netns cleanup_net [ 341.414763][ T11] RIP: 0010:refcount_warn_saturate+0x173/0x1b0 [ 341.415102][ T11] 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 02 85 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 [ 341.416125][ T11] RSP: 0018:ffffc900000bfb98 EFLAGS: 00010282 [ 341.416447][ T11] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8231056f [ 341.416864][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 341.417287][ T11] RBP: 0000000000000003 R08: 0000000000000000 R09: fffff52000017f18 [ 341.417827][ T11] R10: ffffc900000bf8c7 R11: 205d313154202020 R12: ffff888006142000 [ 341.418458][ T11] R13: ffff888006142df8 R14: ffffc900000bfc98 R15: ffff888006142bc0 [ 341.419087][ T11] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000 [ 341.419780][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 341.420305][ T11] CR2: 00005631f04dae78 CR3: 000000000d734004 CR4: 00000000001706f0 [ 341.420942][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 341.421558][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 341.422122][ T11] Call Trace: [ 341.422358][ T11] [ 341.422568][ T11] ? __warn+0xcd/0x2d0 [ 341.422838][ T11] ? refcount_warn_saturate+0x173/0x1b0 [ 341.423381][ T11] ? report_bug+0x291/0x2e0 [ 341.423742][ T11] ? vprintk_emit+0xff/0x1d0 [ 341.424114][ T11] ? handle_bug+0x3d/0x80 [ 341.424380][ T11] ? exc_invalid_op+0x18/0x50 [ 341.424650][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 341.424942][ T11] ? desc_read+0x2af/0x440 [ 341.425211][ T11] ? refcount_warn_saturate+0x173/0x1b0 [ 341.425570][ T11] ? refcount_warn_saturate+0x172/0x1b0 [ 341.425881][ T11] br_sysfs_delbr+0x3f/0x70 [ 341.426150][ T11] br_dev_delete+0x10d/0x190 [ 341.426404][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 341.426686][ T11] cleanup_net+0x499/0xb50 [ 341.426932][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 341.427231][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 341.427500][ T11] ? lock_acquire+0x1c1/0x220 [ 341.427750][ T11] ? process_one_work+0x714/0x1310 [ 341.428110][ T11] process_one_work+0x78f/0x1310 [ 341.428381][ T11] ? hlock_class+0x4e/0x130 [ 341.428624][ T11] ? __pfx_process_one_work+0x10/0x10 [ 341.428914][ T11] ? assign_work+0x16c/0x240 [ 341.429161][ T11] worker_thread+0x73d/0x1010 [ 341.429416][ T11] ? __pfx_worker_thread+0x10/0x10 [ 341.429721][ T11] kthread+0x292/0x360 [ 341.430010][ T11] ? __pfx_kthread+0x10/0x10 [ 341.430284][ T11] ret_from_fork+0x34/0x70 [ 341.430549][ T11] ? __pfx_kthread+0x10/0x10 [ 341.430838][ T11] ret_from_fork_asm+0x1b/0x30 [ 341.431116][ T11] [ 341.431284][ T11] irq event stamp: 4728561 [ 341.431547][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 341.432122][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 341.432716][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 341.433265][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 341.434003][ T11] ---[ end trace 0000000000000000 ]--- [ 341.434368][ T11] ------------[ cut here ]------------ [ 341.434696][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 341.435230][ T11] WARNING: CPU: 2 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 341.435796][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 341.436425][ T11] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 341.436935][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 341.437571][ T11] Workqueue: netns cleanup_net [ 341.437825][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 341.438153][ T11] 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 fc 84 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 [ 341.439387][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 341.439773][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 341.440430][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 341.440935][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 341.441443][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff888006142628 [ 341.441917][ T11] R13: ffff888006142df8 R14: ffffc900000bfc98 R15: ffff888006142bc0 [ 341.442399][ T11] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000 [ 341.443047][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 341.443456][ T11] CR2: 00005631f04dae78 CR3: 000000000d734004 CR4: 00000000001706f0 [ 341.443983][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 341.444598][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 341.445107][ T11] Call Trace: [ 341.445303][ T11] [ 341.445464][ T11] ? __warn+0xcd/0x2d0 [ 341.445733][ T11] ? console_trylock+0x61/0xf0 [ 341.446063][ T11] ? sysfs_remove_group+0x101/0x160 [ 341.446377][ T11] ? report_bug+0x291/0x2e0 [ 341.446658][ T11] ? handle_bug+0x3d/0x80 [ 341.447031][ T11] ? exc_invalid_op+0x18/0x50 [ 341.447314][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 341.447647][ T11] ? desc_read+0x2af/0x440 [ 341.447959][ T11] ? sysfs_remove_group+0x101/0x160 [ 341.448368][ T11] br_dev_delete+0x10d/0x190 [ 341.448668][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 341.448962][ T11] cleanup_net+0x499/0xb50 [ 341.449200][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 341.449498][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 341.449767][ T11] ? lock_acquire+0x1c1/0x220 [ 341.450031][ T11] ? process_one_work+0x714/0x1310 [ 341.450304][ T11] process_one_work+0x78f/0x1310 [ 341.450603][ T11] ? hlock_class+0x4e/0x130 [ 341.450880][ T11] ? __pfx_process_one_work+0x10/0x10 [ 341.451253][ T11] ? assign_work+0x16c/0x240 [ 341.451561][ T11] worker_thread+0x73d/0x1010 [ 341.451842][ T11] ? __pfx_worker_thread+0x10/0x10 [ 341.452251][ T11] kthread+0x292/0x360 [ 341.452587][ T11] ? __pfx_kthread+0x10/0x10 [ 341.452878][ T11] ret_from_fork+0x34/0x70 [ 341.453255][ T11] ? __pfx_kthread+0x10/0x10 [ 341.453533][ T11] ret_from_fork_asm+0x1b/0x30 [ 341.453833][ T11] [ 341.454080][ T11] irq event stamp: 4728561 [ 341.454361][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 341.454951][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 341.455482][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 341.455991][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 341.456625][ T11] ---[ end trace 0000000000000000 ]--- [ 349.577733][ T3838] br0: port 1(veth_A-C) entered blocking state [ 349.578132][ T3838] br0: port 1(veth_A-C) entered disabled state [ 349.578519][ T3838] veth_A-C: entered allmulticast mode [ 349.579565][ T3838] veth_A-C: entered promiscuous mode [ 349.584004][ T3838] br0: port 1(veth_A-C) entered blocking state [ 349.584371][ T3838] br0: port 1(veth_A-C) entered forwarding state [ 350.302008][ T3848] br0: port 2(vxlan_a) entered blocking state [ 350.302379][ T3848] br0: port 2(vxlan_a) entered disabled state [ 350.302744][ T3848] vxlan_a: entered allmulticast mode [ 350.303809][ T3848] vxlan_a: entered promiscuous mode [ 350.724590][ T3854] br0: port 2(vxlan_a) entered blocking state [ 350.725123][ T3854] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv4, bridged vxlan4: PMTU exceptions - nexthop objects [ OK ] [ 356.228187][ T11] vxlan_a: left allmulticast mode [ 356.228524][ T11] vxlan_a: left promiscuous mode [ 356.228910][ T11] br0: port 2(vxlan_a) entered disabled state [ 356.244625][ T11] veth_A-C: left allmulticast mode [ 356.244985][ T11] veth_A-C: left promiscuous mode [ 356.245373][ T11] br0: port 1(veth_A-C) entered disabled state [ 356.264396][ T11] ------------[ cut here ]------------ [ 356.264776][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 356.265383][ T11] WARNING: CPU: 0 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 356.265993][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 356.266622][ T11] CPU: 0 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 356.267151][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 356.267832][ T11] Workqueue: netns cleanup_net [ 356.268100][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 356.268468][ T11] 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 fc 84 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 [ 356.269732][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 356.270190][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 356.270789][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 356.271368][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 356.271975][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800968a628 [ 356.272570][ T11] R13: ffff88800968adf8 R14: ffffc900000bfc98 R15: ffff88800968abc0 [ 356.273161][ T11] FS: 0000000000000000(0000) GS:ffff888035200000(0000) knlGS:0000000000000000 [ 356.273789][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 356.274300][ T11] CR2: 00007fb068bb90e0 CR3: 000000000d734002 CR4: 00000000001706f0 [ 356.274908][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 356.275488][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 356.276064][ T11] Call Trace: [ 356.276327][ T11] [ 356.276533][ T11] ? __warn+0xcd/0x2d0 [ 356.276878][ T11] ? console_trylock+0x61/0xf0 [ 356.277247][ T11] ? sysfs_remove_group+0x101/0x160 [ 356.277649][ T11] ? report_bug+0x291/0x2e0 [ 356.277956][ T11] ? handle_bug+0x3d/0x80 [ 356.278241][ T11] ? exc_invalid_op+0x18/0x50 [ 356.278530][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 356.278836][ T11] ? desc_read+0x2af/0x440 [ 356.279129][ T11] ? sysfs_remove_group+0x101/0x160 [ 356.279457][ T11] br_dev_delete+0x10d/0x190 [ 356.279728][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 356.280046][ T11] cleanup_net+0x499/0xb50 [ 356.280331][ T11] ? lock_acquire+0x1c1/0x220 [ 356.280623][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 356.280922][ T11] ? lock_acquire+0x1c1/0x220 [ 356.281210][ T11] ? process_one_work+0x714/0x1310 [ 356.281528][ T11] process_one_work+0x78f/0x1310 [ 356.281829][ T11] ? hlock_class+0x4e/0x130 [ 356.282109][ T11] ? __pfx_process_one_work+0x10/0x10 [ 356.282443][ T11] ? assign_work+0x16c/0x240 [ 356.282764][ T11] worker_thread+0x73d/0x1010 [ 356.283062][ T11] ? __pfx_worker_thread+0x10/0x10 [ 356.283372][ T11] kthread+0x292/0x360 [ 356.283623][ T11] ? __pfx_kthread+0x10/0x10 [ 356.283938][ T11] ret_from_fork+0x34/0x70 [ 356.284224][ T11] ? __pfx_kthread+0x10/0x10 [ 356.284496][ T11] ret_from_fork_asm+0x1b/0x30 [ 356.284759][ T11] [ 356.284931][ T11] irq event stamp: 4728561 [ 356.285166][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 356.285657][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 356.286156][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 356.286654][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 356.287226][ T11] ---[ end trace 0000000000000000 ]--- [ 363.117507][ T4023] br0: port 1(veth_A-C) entered blocking state [ 363.117884][ T4023] br0: port 1(veth_A-C) entered disabled state [ 363.118263][ T4023] veth_A-C: entered allmulticast mode [ 363.119283][ T4023] veth_A-C: entered promiscuous mode [ 363.120629][ T4023] br0: port 1(veth_A-C) entered blocking state [ 363.120983][ T4023] br0: port 1(veth_A-C) entered forwarding state [ 363.840082][ T4033] br0: port 2(vxlan_a) entered blocking state [ 363.840444][ T4033] br0: port 2(vxlan_a) entered disabled state [ 363.840802][ T4033] vxlan_a: entered allmulticast mode [ 363.841773][ T4033] vxlan_a: entered promiscuous mode [ 364.235450][ T4039] br0: port 2(vxlan_a) entered blocking state [ 364.235814][ T4039] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv6, bridged vxlan4: PMTU exceptions [ OK ] [ 369.951104][ T11] vxlan_a: left allmulticast mode [ 369.951415][ T11] vxlan_a: left promiscuous mode [ 369.951831][ T11] br0: port 2(vxlan_a) entered disabled state [ 369.969117][ T11] veth_A-C: left allmulticast mode [ 369.969485][ T11] veth_A-C: left promiscuous mode [ 369.969986][ T11] br0: port 1(veth_A-C) entered disabled state [ 369.978103][ T11] ------------[ cut here ]------------ [ 369.978465][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 369.978924][ T11] WARNING: CPU: 1 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 369.979423][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 369.980122][ T11] CPU: 1 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 369.980697][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 369.981361][ T11] Workqueue: netns cleanup_net [ 369.981635][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 369.981959][ T11] 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 fc 84 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 [ 369.983105][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 369.983464][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 369.984046][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 369.984639][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 369.985224][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800830a628 [ 369.985843][ T11] R13: ffff88800830adf8 R14: ffffc900000bfc98 R15: ffff88800830abc0 [ 369.986444][ T11] FS: 0000000000000000(0000) GS:ffff888035600000(0000) knlGS:0000000000000000 [ 369.987192][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 369.987687][ T11] CR2: 00007ffc90da4468 CR3: 0000000011054003 CR4: 00000000001706f0 [ 369.988337][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 369.988966][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 369.989521][ T11] Call Trace: [ 369.989759][ T11] [ 369.989970][ T11] ? __warn+0xcd/0x2d0 [ 369.990277][ T11] ? sysfs_remove_group+0x101/0x160 [ 369.990567][ T11] ? report_bug+0x291/0x2e0 [ 369.990813][ T11] ? handle_bug+0x3d/0x80 [ 369.991061][ T11] ? exc_invalid_op+0x18/0x50 [ 369.991315][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 369.991643][ T11] ? desc_read+0x2af/0x440 [ 369.991911][ T11] ? sysfs_remove_group+0x101/0x160 [ 369.992193][ T11] br_dev_delete+0x10d/0x190 [ 369.992452][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 369.992761][ T11] cleanup_net+0x499/0xb50 [ 369.993065][ T11] ? lock_acquire+0x1c1/0x220 [ 369.993331][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 369.993599][ T11] ? lock_acquire+0x1c1/0x220 [ 369.993992][ T11] ? process_one_work+0x714/0x1310 [ 369.994265][ T11] process_one_work+0x78f/0x1310 [ 369.994536][ T11] ? hlock_class+0x4e/0x130 [ 369.994778][ T11] ? __pfx_process_one_work+0x10/0x10 [ 369.995068][ T11] ? assign_work+0x16c/0x240 [ 369.995314][ T11] worker_thread+0x73d/0x1010 [ 369.995601][ T11] ? __pfx_worker_thread+0x10/0x10 [ 369.995981][ T11] kthread+0x292/0x360 [ 369.996206][ T11] ? __pfx_kthread+0x10/0x10 [ 369.996460][ T11] ret_from_fork+0x34/0x70 [ 369.996778][ T11] ? __pfx_kthread+0x10/0x10 [ 369.997172][ T11] ret_from_fork_asm+0x1b/0x30 [ 369.997531][ T11] [ 369.997783][ T11] irq event stamp: 4728561 [ 369.998108][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 369.998834][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 369.999486][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 370.000089][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 370.000795][ T11] ---[ end trace 0000000000000000 ]--- [ 377.899307][ T4221] br0: port 1(veth_A-C) entered blocking state [ 377.899702][ T4221] br0: port 1(veth_A-C) entered disabled state [ 377.900117][ T4221] veth_A-C: entered allmulticast mode [ 377.901151][ T4221] veth_A-C: entered promiscuous mode [ 377.902049][ T4221] br0: port 1(veth_A-C) entered blocking state [ 377.902380][ T4221] br0: port 1(veth_A-C) entered forwarding state [ 378.676699][ T4231] br0: port 2(vxlan_a) entered blocking state [ 378.678000][ T4231] br0: port 2(vxlan_a) entered disabled state [ 378.678545][ T4231] vxlan_a: entered allmulticast mode [ 378.680233][ T4231] vxlan_a: entered promiscuous mode [ 379.089482][ T4237] br0: port 2(vxlan_a) entered blocking state [ 379.089851][ T4237] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv6, bridged vxlan4: PMTU exceptions - nexthop objects [ OK ] [ 384.814157][ T11] vxlan_a: left allmulticast mode [ 384.814551][ T11] vxlan_a: left promiscuous mode [ 384.814995][ T11] br0: port 2(vxlan_a) entered disabled state [ 384.825819][ T11] veth_A-C: left allmulticast mode [ 384.826162][ T11] veth_A-C: left promiscuous mode [ 384.826571][ T11] br0: port 1(veth_A-C) entered disabled state [ 384.838295][ T11] ------------[ cut here ]------------ [ 384.838619][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 384.839009][ T11] WARNING: CPU: 3 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 384.839509][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 384.840221][ T11] CPU: 3 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 384.840858][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 384.841757][ T11] Workqueue: netns cleanup_net [ 384.842162][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 384.842563][ T11] 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 fc 84 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 [ 384.843900][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 384.844238][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 384.844669][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 384.845087][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 384.845500][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff8880093d2628 [ 384.845967][ T11] R13: ffff8880093d2df8 R14: ffffc900000bfc98 R15: ffff8880093d2bc0 [ 384.846447][ T11] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000 [ 384.847021][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 384.847408][ T11] CR2: 00007f4a6174d000 CR3: 000000000d734003 CR4: 00000000001706f0 [ 384.847907][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 384.848355][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 384.848833][ T11] Call Trace: [ 384.849029][ T11] [ 384.849216][ T11] ? __warn+0xcd/0x2d0 [ 384.849461][ T11] ? console_trylock+0x61/0xf0 [ 384.849737][ T11] ? sysfs_remove_group+0x101/0x160 [ 384.850105][ T11] ? report_bug+0x291/0x2e0 [ 384.850372][ T11] ? handle_bug+0x3d/0x80 [ 384.850628][ T11] ? exc_invalid_op+0x18/0x50 [ 384.850911][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 384.851215][ T11] ? desc_read+0x2af/0x440 [ 384.851482][ T11] ? sysfs_remove_group+0x101/0x160 [ 384.851804][ T11] br_dev_delete+0x10d/0x190 [ 384.852077][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 384.852413][ T11] cleanup_net+0x499/0xb50 [ 384.852678][ T11] ? lock_acquire+0x1c1/0x220 [ 384.852974][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 384.853299][ T11] ? lock_acquire+0x1c1/0x220 [ 384.853627][ T11] ? process_one_work+0x714/0x1310 [ 384.853987][ T11] process_one_work+0x78f/0x1310 [ 384.854266][ T11] ? hlock_class+0x4e/0x130 [ 384.854513][ T11] ? __pfx_process_one_work+0x10/0x10 [ 384.854802][ T11] ? assign_work+0x16c/0x240 [ 384.855055][ T11] worker_thread+0x73d/0x1010 [ 384.855311][ T11] ? __pfx_worker_thread+0x10/0x10 [ 384.855579][ T11] kthread+0x292/0x360 [ 384.855797][ T11] ? __pfx_kthread+0x10/0x10 [ 384.856044][ T11] ret_from_fork+0x34/0x70 [ 384.856285][ T11] ? __pfx_kthread+0x10/0x10 [ 384.856536][ T11] ret_from_fork_asm+0x1b/0x30 [ 384.856848][ T11] [ 384.857026][ T11] irq event stamp: 4728561 [ 384.857267][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 384.857781][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 384.858329][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 384.858880][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 384.859445][ T11] ---[ end trace 0000000000000000 ]--- [ 392.301455][ T4407] br0: port 1(veth_A-C) entered blocking state [ 392.302813][ T4407] br0: port 1(veth_A-C) entered disabled state [ 392.303435][ T4407] veth_A-C: entered allmulticast mode [ 392.304824][ T4407] veth_A-C: entered promiscuous mode [ 392.305929][ T4407] br0: port 1(veth_A-C) entered blocking state [ 392.306261][ T4407] br0: port 1(veth_A-C) entered forwarding state [ 393.044495][ T4417] br0: port 2(vxlan_a) entered blocking state [ 393.044868][ T4417] br0: port 2(vxlan_a) entered disabled state [ 393.045461][ T4417] vxlan_a: entered allmulticast mode [ 393.046465][ T4417] vxlan_a: entered promiscuous mode [ 393.471047][ T4423] br0: port 2(vxlan_a) entered blocking state [ 393.471429][ T4423] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv4, bridged vxlan6: PMTU exceptions [ OK ] [ 399.114234][ T11] vxlan_a: left allmulticast mode [ 399.114723][ T11] vxlan_a: left promiscuous mode [ 399.115361][ T11] br0: port 2(vxlan_a) entered disabled state [ 399.123764][ T11] veth_A-C: left allmulticast mode [ 399.124124][ T11] veth_A-C: left promiscuous mode [ 399.124535][ T11] br0: port 1(veth_A-C) entered disabled state [ 399.134174][ T11] ------------[ cut here ]------------ [ 399.134521][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 399.134953][ T11] WARNING: CPU: 2 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 399.135525][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 399.136257][ T11] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 399.136771][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 399.137480][ T11] Workqueue: netns cleanup_net [ 399.137770][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 399.138148][ T11] 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 fc 84 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 [ 399.139427][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 399.139861][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 399.140382][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 399.140951][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 399.141465][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff8880092d2628 [ 399.142033][ T11] R13: ffff8880092d2df8 R14: ffffc900000bfc98 R15: ffff8880092d2bc0 [ 399.142561][ T11] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000 [ 399.143126][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 399.143527][ T11] CR2: 00007ffc90da4468 CR3: 00000000108de004 CR4: 00000000001706f0 [ 399.144068][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 399.144529][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 399.145078][ T11] Call Trace: [ 399.145280][ T11] [ 399.145488][ T11] ? __warn+0xcd/0x2d0 [ 399.145777][ T11] ? console_trylock+0x61/0xf0 [ 399.146076][ T11] ? sysfs_remove_group+0x101/0x160 [ 399.146446][ T11] ? report_bug+0x291/0x2e0 [ 399.146781][ T11] ? handle_bug+0x3d/0x80 [ 399.147075][ T11] ? exc_invalid_op+0x18/0x50 [ 399.147410][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 399.147764][ T11] ? desc_read+0x2af/0x440 [ 399.148023][ T11] ? sysfs_remove_group+0x101/0x160 [ 399.148333][ T11] br_dev_delete+0x10d/0x190 [ 399.148617][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 399.148943][ T11] cleanup_net+0x499/0xb50 [ 399.149215][ T11] ? lock_acquire+0x1c1/0x220 [ 399.149488][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 399.149778][ T11] ? lock_acquire+0x1c1/0x220 [ 399.150074][ T11] ? process_one_work+0x714/0x1310 [ 399.150391][ T11] process_one_work+0x78f/0x1310 [ 399.150774][ T11] ? hlock_class+0x4e/0x130 [ 399.151105][ T11] ? __pfx_process_one_work+0x10/0x10 [ 399.151457][ T11] ? assign_work+0x16c/0x240 [ 399.151788][ T11] worker_thread+0x73d/0x1010 [ 399.152106][ T11] ? __pfx_worker_thread+0x10/0x10 [ 399.152453][ T11] kthread+0x292/0x360 [ 399.152720][ T11] ? __pfx_kthread+0x10/0x10 [ 399.153051][ T11] ret_from_fork+0x34/0x70 [ 399.153352][ T11] ? __pfx_kthread+0x10/0x10 [ 399.153686][ T11] ret_from_fork_asm+0x1b/0x30 [ 399.154006][ T11] [ 399.154186][ T11] irq event stamp: 4728561 [ 399.154477][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 399.155073][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 399.155673][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 399.156252][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 399.156912][ T11] ---[ end trace 0000000000000000 ]--- [ 407.140508][ T4604] br0: port 1(veth_A-C) entered blocking state [ 407.141044][ T4604] br0: port 1(veth_A-C) entered disabled state [ 407.141587][ T4604] veth_A-C: entered allmulticast mode [ 407.143683][ T4604] veth_A-C: entered promiscuous mode [ 407.145079][ T4604] br0: port 1(veth_A-C) entered blocking state [ 407.145438][ T4604] br0: port 1(veth_A-C) entered forwarding state [ 407.858812][ T4614] br0: port 2(vxlan_a) entered blocking state [ 407.859212][ T4614] br0: port 2(vxlan_a) entered disabled state [ 407.859587][ T4614] vxlan_a: entered allmulticast mode [ 407.860581][ T4614] vxlan_a: entered promiscuous mode [ 408.349889][ T4620] br0: port 2(vxlan_a) entered blocking state [ 408.350333][ T4620] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv4, bridged vxlan6: PMTU exceptions - nexthop objects [ OK ] [ 414.094067][ T11] vxlan_a: left allmulticast mode [ 414.094443][ T11] vxlan_a: left promiscuous mode [ 414.094819][ T11] br0: port 2(vxlan_a) entered disabled state [ 414.106585][ T11] veth_A-C: left allmulticast mode [ 414.106901][ T11] veth_A-C: left promiscuous mode [ 414.107273][ T11] br0: port 1(veth_A-C) entered disabled state [ 414.119132][ T11] ------------[ cut here ]------------ [ 414.119477][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 414.119975][ T11] WARNING: CPU: 3 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 414.120563][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 414.121324][ T11] CPU: 3 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 414.121849][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 414.122520][ T11] Workqueue: netns cleanup_net [ 414.122785][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 414.123122][ T11] 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 fc 84 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 [ 414.124337][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 414.124750][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 414.125304][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 414.125789][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 414.126271][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff888011352628 [ 414.126767][ T11] R13: ffff888011352df8 R14: ffffc900000bfc98 R15: ffff888011352bc0 [ 414.127259][ T11] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000 [ 414.127820][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 414.128225][ T11] CR2: 00007f98de82a270 CR3: 000000000d734002 CR4: 00000000001706f0 [ 414.128693][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 414.129254][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 414.129763][ T11] Call Trace: [ 414.130006][ T11] [ 414.130216][ T11] ? __warn+0xcd/0x2d0 [ 414.130464][ T11] ? console_trylock+0x61/0xf0 [ 414.130716][ T11] ? sysfs_remove_group+0x101/0x160 [ 414.131006][ T11] ? report_bug+0x291/0x2e0 [ 414.131255][ T11] ? handle_bug+0x3d/0x80 [ 414.131486][ T11] ? exc_invalid_op+0x18/0x50 [ 414.131734][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 414.132009][ T11] ? desc_read+0x2af/0x440 [ 414.132256][ T11] ? sysfs_remove_group+0x101/0x160 [ 414.132574][ T11] br_dev_delete+0x10d/0x190 [ 414.132882][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 414.133225][ T11] cleanup_net+0x499/0xb50 [ 414.133491][ T11] ? lock_acquire+0x1c1/0x220 [ 414.133756][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 414.134045][ T11] ? lock_acquire+0x1c1/0x220 [ 414.134311][ T11] ? process_one_work+0x714/0x1310 [ 414.134597][ T11] process_one_work+0x78f/0x1310 [ 414.134884][ T11] ? __pfx_process_one_work+0x10/0x10 [ 414.135189][ T11] ? assign_work+0x16c/0x240 [ 414.135451][ T11] worker_thread+0x73d/0x1010 [ 414.135709][ T11] ? __pfx_worker_thread+0x10/0x10 [ 414.135995][ T11] kthread+0x292/0x360 [ 414.136227][ T11] ? __pfx_kthread+0x10/0x10 [ 414.136476][ T11] ret_from_fork+0x34/0x70 [ 414.136720][ T11] ? __pfx_kthread+0x10/0x10 [ 414.136968][ T11] ret_from_fork_asm+0x1b/0x30 [ 414.137243][ T11] [ 414.137421][ T11] irq event stamp: 4728561 [ 414.137667][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 414.138186][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 414.138698][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 414.139215][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 414.139822][ T11] ---[ end trace 0000000000000000 ]--- [ 421.440321][ T4789] br0: port 1(veth_A-C) entered blocking state [ 421.440706][ T4789] br0: port 1(veth_A-C) entered disabled state [ 421.441416][ T4789] veth_A-C: entered allmulticast mode [ 421.442480][ T4789] veth_A-C: entered promiscuous mode [ 421.443393][ T4789] br0: port 1(veth_A-C) entered blocking state [ 421.443757][ T4789] br0: port 1(veth_A-C) entered forwarding state [ 422.163385][ T4799] br0: port 2(vxlan_a) entered blocking state [ 422.163764][ T4799] br0: port 2(vxlan_a) entered disabled state [ 422.164147][ T4799] vxlan_a: entered allmulticast mode [ 422.165158][ T4799] vxlan_a: entered promiscuous mode [ 422.602825][ T4805] br0: port 2(vxlan_a) entered blocking state [ 422.603202][ T4805] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv6, bridged vxlan6: PMTU exceptions [ OK ] [ 428.347460][ T11] vxlan_a: left allmulticast mode [ 428.347820][ T11] vxlan_a: left promiscuous mode [ 428.348209][ T11] br0: port 2(vxlan_a) entered disabled state [ 428.361738][ T11] veth_A-C: left allmulticast mode [ 428.362085][ T11] veth_A-C: left promiscuous mode [ 428.362466][ T11] br0: port 1(veth_A-C) entered disabled state [ 428.377552][ T11] ------------[ cut here ]------------ [ 428.377915][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 428.378366][ T11] WARNING: CPU: 1 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 428.378979][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 428.379739][ T11] CPU: 1 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 428.380352][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 428.381075][ T11] Workqueue: netns cleanup_net [ 428.381357][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 428.381666][ T11] 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 fc 84 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 [ 428.382801][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 428.383161][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 428.383640][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 428.384098][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 428.384567][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800f11a628 [ 428.385013][ T11] R13: ffff88800f11adf8 R14: ffffc900000bfc98 R15: ffff88800f11abc0 [ 428.385568][ T11] FS: 0000000000000000(0000) GS:ffff888035600000(0000) knlGS:0000000000000000 [ 428.386091][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 428.386438][ T11] CR2: 00007fb6947b2000 CR3: 000000000d734001 CR4: 00000000001706f0 [ 428.386880][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 428.387346][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 428.387789][ T11] Call Trace: [ 428.388004][ T11] [ 428.388185][ T11] ? __warn+0xcd/0x2d0 [ 428.388407][ T11] ? console_trylock+0x61/0xf0 [ 428.388665][ T11] ? sysfs_remove_group+0x101/0x160 [ 428.388986][ T11] ? report_bug+0x291/0x2e0 [ 428.389251][ T11] ? handle_bug+0x3d/0x80 [ 428.389490][ T11] ? exc_invalid_op+0x18/0x50 [ 428.389749][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 428.390053][ T11] ? desc_read+0x2af/0x440 [ 428.390318][ T11] ? sysfs_remove_group+0x101/0x160 [ 428.390688][ T11] br_dev_delete+0x10d/0x190 [ 428.391008][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 428.391310][ T11] cleanup_net+0x499/0xb50 [ 428.391567][ T11] ? lock_acquire+0x1c1/0x220 [ 428.391837][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 428.392134][ T11] ? lock_acquire+0x1c1/0x220 [ 428.392392][ T11] ? process_one_work+0x714/0x1310 [ 428.392681][ T11] process_one_work+0x78f/0x1310 [ 428.392987][ T11] ? __pfx_process_one_work+0x10/0x10 [ 428.393295][ T11] ? assign_work+0x16c/0x240 [ 428.393555][ T11] worker_thread+0x73d/0x1010 [ 428.393822][ T11] ? __pfx_worker_thread+0x10/0x10 [ 428.394130][ T11] kthread+0x292/0x360 [ 428.394352][ T11] ? __pfx_kthread+0x10/0x10 [ 428.394614][ T11] ret_from_fork+0x34/0x70 [ 428.394870][ T11] ? __pfx_kthread+0x10/0x10 [ 428.395129][ T11] ret_from_fork_asm+0x1b/0x30 [ 428.395417][ T11] [ 428.395593][ T11] irq event stamp: 4728561 [ 428.395833][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 428.396404][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 428.396927][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 428.397450][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 428.398010][ T11] ---[ end trace 0000000000000000 ]--- [ 436.282751][ T4986] br0: port 1(veth_A-C) entered blocking state [ 436.283763][ T4986] br0: port 1(veth_A-C) entered disabled state [ 436.284350][ T4986] veth_A-C: entered allmulticast mode [ 436.285460][ T4986] veth_A-C: entered promiscuous mode [ 436.286397][ T4986] br0: port 1(veth_A-C) entered blocking state [ 436.286737][ T4986] br0: port 1(veth_A-C) entered forwarding state [ 437.097648][ T4996] br0: port 2(vxlan_a) entered blocking state [ 437.098196][ T4996] br0: port 2(vxlan_a) entered disabled state [ 437.098736][ T4996] vxlan_a: entered allmulticast mode [ 437.101232][ T4996] vxlan_a: entered promiscuous mode [ 437.539414][ T5002] br0: port 2(vxlan_a) entered blocking state [ 437.539783][ T5002] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv6, bridged vxlan6: PMTU exceptions - nexthop objects [ OK ] [ 443.357124][ T11] vxlan_a: left allmulticast mode [ 443.357437][ T11] vxlan_a: left promiscuous mode [ 443.357792][ T11] br0: port 2(vxlan_a) entered disabled state [ 443.375466][ T11] veth_A-C: left allmulticast mode [ 443.375862][ T11] veth_A-C: left promiscuous mode [ 443.376241][ T11] br0: port 1(veth_A-C) entered disabled state [ 443.387159][ T11] ------------[ cut here ]------------ [ 443.387480][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 443.387866][ T11] WARNING: CPU: 1 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 443.388371][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 443.388999][ T11] CPU: 1 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 443.389644][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 443.390391][ T11] Workqueue: netns cleanup_net [ 443.390711][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 443.391055][ T11] 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 fc 84 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 [ 443.392245][ T11] RSP: 0000:ffffc900000bfba0 EFLAGS: 00010282 [ 443.392613][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 443.393139][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 443.393661][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 443.394190][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800726a628 [ 443.394685][ T11] R13: ffff88800726adf8 R14: ffffc900000bfc98 R15: ffff88800726abc0 [ 443.395208][ T11] FS: 0000000000000000(0000) GS:ffff888035600000(0000) knlGS:0000000000000000 [ 443.395749][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 443.396192][ T11] CR2: 00007fb5863e60d0 CR3: 000000000d734004 CR4: 00000000001706f0 [ 443.396675][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 443.397193][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 443.397692][ T11] Call Trace: [ 443.397930][ T11] [ 443.398140][ T11] ? __warn+0xcd/0x2d0 [ 443.398385][ T11] ? console_trylock+0x61/0xf0 [ 443.398687][ T11] ? sysfs_remove_group+0x101/0x160 [ 443.399041][ T11] ? report_bug+0x291/0x2e0 [ 443.399292][ T11] ? handle_bug+0x3d/0x80 [ 443.399529][ T11] ? exc_invalid_op+0x18/0x50 [ 443.399779][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 443.400056][ T11] ? desc_read+0x2af/0x440 [ 443.400296][ T11] ? sysfs_remove_group+0x101/0x160 [ 443.400573][ T11] br_dev_delete+0x10d/0x190 [ 443.400822][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 443.401109][ T11] cleanup_net+0x499/0xb50 [ 443.401350][ T11] ? lock_acquire+0x1c1/0x220 [ 443.401606][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 443.401870][ T11] ? lock_acquire+0x1c1/0x220 [ 443.402125][ T11] ? process_one_work+0x714/0x1310 [ 443.402437][ T11] process_one_work+0x78f/0x1310 [ 443.402749][ T11] ? __pfx_process_one_work+0x10/0x10 [ 443.403098][ T11] ? assign_work+0x16c/0x240 [ 443.403399][ T11] worker_thread+0x73d/0x1010 [ 443.403714][ T11] ? __pfx_worker_thread+0x10/0x10 [ 443.404210][ T11] kthread+0x292/0x360 [ 443.404575][ T11] ? __pfx_kthread+0x10/0x10 [ 443.405027][ T11] ret_from_fork+0x34/0x70 [ 443.405422][ T11] ? __pfx_kthread+0x10/0x10 [ 443.405870][ T11] ret_from_fork_asm+0x1b/0x30 [ 443.406340][ T11] [ 443.406613][ T11] irq event stamp: 4728561 [ 443.406882][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 443.407454][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 443.408065][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 443.408564][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 443.409348][ T11] ---[ end trace 0000000000000000 ]--- [ 450.855168][ T5171] br0: port 1(veth_A-C) entered blocking state [ 450.855568][ T5171] br0: port 1(veth_A-C) entered disabled state [ 450.856667][ T5171] veth_A-C: entered allmulticast mode [ 450.857711][ T5171] veth_A-C: entered promiscuous mode [ 450.858591][ T5171] br0: port 1(veth_A-C) entered blocking state [ 450.858975][ T5171] br0: port 1(veth_A-C) entered forwarding state [ 451.679722][ T5181] br0: port 2(geneve_a) entered blocking state [ 451.680636][ T5181] br0: port 2(geneve_a) entered disabled state [ 451.681005][ T5181] geneve_a: entered allmulticast mode [ 451.681995][ T5181] geneve_a: entered promiscuous mode [ 452.136349][ T5187] br0: port 2(geneve_a) entered blocking state [ 452.136910][ T5187] br0: port 2(geneve_a) entered forwarding state # TEST: IPv4, bridged geneve4: PMTU exceptions [ OK ] [ 458.146027][ T11] geneve_a: left allmulticast mode [ 458.146532][ T11] geneve_a: left promiscuous mode [ 458.147140][ T11] br0: port 2(geneve_a) entered disabled state [ 458.159650][ T11] veth_A-C: left allmulticast mode [ 458.159976][ T11] veth_A-C: left promiscuous mode [ 458.160326][ T11] br0: port 1(veth_A-C) entered disabled state [ 458.168312][ T11] ------------[ cut here ]------------ [ 458.168708][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 458.169143][ T11] WARNING: CPU: 3 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 458.169677][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 458.170400][ T11] CPU: 3 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 458.170961][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 458.171709][ T11] Workqueue: netns cleanup_net [ 458.172042][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 458.172409][ T11] 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 fc 84 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 [ 458.173551][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 458.173911][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 458.174335][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 458.174755][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 458.175211][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff8880109fa628 [ 458.175644][ T11] R13: ffff8880109fadf8 R14: ffffc900000bfc98 R15: ffff8880109fabc0 [ 458.176112][ T11] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000 [ 458.176662][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 458.177054][ T11] CR2: 00007fde3b272000 CR3: 000000000d734004 CR4: 00000000001706f0 [ 458.177515][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 458.178008][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 458.178479][ T11] Call Trace: [ 458.178687][ T11] [ 458.178857][ T11] ? __warn+0xcd/0x2d0 [ 458.179108][ T11] ? console_trylock+0x61/0xf0 [ 458.179396][ T11] ? sysfs_remove_group+0x101/0x160 [ 458.179699][ T11] ? report_bug+0x291/0x2e0 [ 458.179974][ T11] ? handle_bug+0x3d/0x80 [ 458.180214][ T11] ? exc_invalid_op+0x18/0x50 [ 458.180489][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 458.180800][ T11] ? desc_read+0x2af/0x440 [ 458.181063][ T11] ? sysfs_remove_group+0x101/0x160 [ 458.181359][ T11] br_dev_delete+0x10d/0x190 [ 458.181632][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 458.181935][ T11] cleanup_net+0x499/0xb50 [ 458.182178][ T11] ? lock_acquire+0x1c1/0x220 [ 458.182440][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 458.182743][ T11] ? lock_acquire+0x1c1/0x220 [ 458.183012][ T11] ? process_one_work+0x714/0x1310 [ 458.183324][ T11] process_one_work+0x78f/0x1310 [ 458.183621][ T11] ? __pfx_process_one_work+0x10/0x10 [ 458.183941][ T11] ? assign_work+0x16c/0x240 [ 458.184196][ T11] worker_thread+0x73d/0x1010 [ 458.184478][ T11] ? __pfx_worker_thread+0x10/0x10 [ 458.184750][ T11] kthread+0x292/0x360 [ 458.185014][ T11] ? __pfx_kthread+0x10/0x10 [ 458.185298][ T11] ret_from_fork+0x34/0x70 [ 458.185552][ T11] ? __pfx_kthread+0x10/0x10 [ 458.185806][ T11] ret_from_fork_asm+0x1b/0x30 [ 458.186071][ T11] [ 458.186252][ T11] irq event stamp: 4728561 [ 458.186509][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 458.187031][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 458.187549][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 458.188061][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 458.188615][ T11] ---[ end trace 0000000000000000 ]--- [ 466.116225][ T5371] br0: port 1(veth_A-C) entered blocking state [ 466.116597][ T5371] br0: port 1(veth_A-C) entered disabled state [ 466.116985][ T5371] veth_A-C: entered allmulticast mode [ 466.118037][ T5371] veth_A-C: entered promiscuous mode [ 466.118937][ T5371] br0: port 1(veth_A-C) entered blocking state [ 466.119269][ T5371] br0: port 1(veth_A-C) entered forwarding state [ 466.830461][ T5381] br0: port 2(geneve_a) entered blocking state [ 466.830843][ T5381] br0: port 2(geneve_a) entered disabled state [ 466.831430][ T5381] geneve_a: entered allmulticast mode [ 466.832466][ T5381] geneve_a: entered promiscuous mode [ 467.267936][ T5387] br0: port 2(geneve_a) entered blocking state [ 467.268317][ T5387] br0: port 2(geneve_a) entered forwarding state # TEST: IPv4, bridged geneve4: PMTU exceptions - nexthop objects [ OK ] [ 473.030019][ T11] geneve_a: left allmulticast mode [ 473.030356][ T11] geneve_a: left promiscuous mode [ 473.030751][ T11] br0: port 2(geneve_a) entered disabled state [ 473.043523][ T11] veth_A-C: left allmulticast mode [ 473.043859][ T11] veth_A-C: left promiscuous mode [ 473.044258][ T11] br0: port 1(veth_A-C) entered disabled state [ 473.060347][ T11] ------------[ cut here ]------------ [ 473.060783][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 473.061190][ T11] WARNING: CPU: 2 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 473.061805][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 473.062588][ T11] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 473.063170][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 473.063848][ T11] Workqueue: netns cleanup_net [ 473.064164][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 473.064491][ T11] 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 fc 84 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 [ 473.065575][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 473.065927][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 473.066420][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 473.066957][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 473.067468][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff8880109ea628 [ 473.067978][ T11] R13: ffff8880109eadf8 R14: ffffc900000bfc98 R15: ffff8880109eabc0 [ 473.068502][ T11] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000 [ 473.069055][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 473.069490][ T11] CR2: 00007fb068bb90e0 CR3: 000000000d734002 CR4: 00000000001706f0 [ 473.070021][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 473.070605][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 473.071156][ T11] Call Trace: [ 473.071364][ T11] [ 473.071543][ T11] ? __warn+0xcd/0x2d0 [ 473.071793][ T11] ? console_trylock+0x61/0xf0 [ 473.072104][ T11] ? sysfs_remove_group+0x101/0x160 [ 473.072409][ T11] ? report_bug+0x291/0x2e0 [ 473.072675][ T11] ? handle_bug+0x3d/0x80 [ 473.072968][ T11] ? exc_invalid_op+0x18/0x50 [ 473.073341][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 473.073673][ T11] ? desc_read+0x2af/0x440 [ 473.074011][ T11] ? sysfs_remove_group+0x101/0x160 [ 473.074341][ T11] br_dev_delete+0x10d/0x190 [ 473.074699][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 473.075139][ T11] cleanup_net+0x499/0xb50 [ 473.075590][ T11] ? lock_acquire+0x1c1/0x220 [ 473.075982][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 473.076383][ T11] ? lock_acquire+0x1c1/0x220 [ 473.076758][ T11] ? process_one_work+0x714/0x1310 [ 473.077188][ T11] process_one_work+0x78f/0x1310 [ 473.077593][ T11] ? __pfx_process_one_work+0x10/0x10 [ 473.078043][ T11] ? assign_work+0x16c/0x240 [ 473.078465][ T11] worker_thread+0x73d/0x1010 [ 473.078920][ T11] ? __pfx_worker_thread+0x10/0x10 [ 473.079330][ T11] kthread+0x292/0x360 [ 473.079654][ T11] ? __pfx_kthread+0x10/0x10 [ 473.080031][ T11] ret_from_fork+0x34/0x70 [ 473.080393][ T11] ? __pfx_kthread+0x10/0x10 [ 473.080757][ T11] ret_from_fork_asm+0x1b/0x30 [ 473.081156][ T11] [ 473.081394][ T11] irq event stamp: 4728561 [ 473.081744][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 473.082496][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 473.083251][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 473.084006][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 473.084801][ T11] ---[ end trace 0000000000000000 ]--- [ 480.379289][ T5556] br0: port 1(veth_A-C) entered blocking state [ 480.379666][ T5556] br0: port 1(veth_A-C) entered disabled state [ 480.380683][ T5556] veth_A-C: entered allmulticast mode [ 480.381707][ T5556] veth_A-C: entered promiscuous mode [ 480.382642][ T5556] br0: port 1(veth_A-C) entered blocking state [ 480.382988][ T5556] br0: port 1(veth_A-C) entered forwarding state [ 481.145155][ T5566] br0: port 2(geneve_a) entered blocking state [ 481.145524][ T5566] br0: port 2(geneve_a) entered disabled state [ 481.146434][ T5566] geneve_a: entered allmulticast mode [ 481.147428][ T5566] geneve_a: entered promiscuous mode [ 481.587932][ T5572] br0: port 2(geneve_a) entered blocking state [ 481.588304][ T5572] br0: port 2(geneve_a) entered forwarding state # TEST: IPv6, bridged geneve4: PMTU exceptions [ OK ] [ 487.174049][ T11] geneve_a: left allmulticast mode [ 487.174483][ T11] geneve_a: left promiscuous mode [ 487.174910][ T11] br0: port 2(geneve_a) entered disabled state [ 487.182560][ T11] veth_A-C: left allmulticast mode [ 487.182904][ T11] veth_A-C: left promiscuous mode [ 487.183272][ T11] br0: port 1(veth_A-C) entered disabled state [ 487.191042][ T11] ------------[ cut here ]------------ [ 487.191465][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 487.191840][ T11] WARNING: CPU: 0 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 487.192334][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 487.193054][ T11] CPU: 0 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 487.193701][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 487.194548][ T11] Workqueue: netns cleanup_net [ 487.194899][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 487.195345][ T11] 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 fc 84 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 [ 487.196780][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 487.197302][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 487.197922][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 487.198518][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 487.199122][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800794a628 [ 487.199710][ T11] R13: ffff88800794adf8 R14: ffffc900000bfc98 R15: ffff88800794abc0 [ 487.200311][ T11] FS: 0000000000000000(0000) GS:ffff888035200000(0000) knlGS:0000000000000000 [ 487.200961][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 487.201471][ T11] CR2: 00007ffc90da4468 CR3: 0000000006f16001 CR4: 00000000001706f0 [ 487.201931][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 487.202404][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 487.202861][ T11] Call Trace: [ 487.203044][ T11] [ 487.203244][ T11] ? __warn+0xcd/0x2d0 [ 487.203483][ T11] ? console_trylock+0x61/0xf0 [ 487.203771][ T11] ? sysfs_remove_group+0x101/0x160 [ 487.204096][ T11] ? report_bug+0x291/0x2e0 [ 487.204377][ T11] ? handle_bug+0x3d/0x80 [ 487.204632][ T11] ? exc_invalid_op+0x18/0x50 [ 487.204923][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 487.205238][ T11] ? desc_read+0x2af/0x440 [ 487.205503][ T11] ? sysfs_remove_group+0x101/0x160 [ 487.205804][ T11] br_dev_delete+0x10d/0x190 [ 487.206096][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 487.206416][ T11] cleanup_net+0x499/0xb50 [ 487.206693][ T11] ? lock_acquire+0x1c1/0x220 [ 487.206970][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 487.207269][ T11] ? lock_acquire+0x1c1/0x220 [ 487.207560][ T11] ? process_one_work+0x714/0x1310 [ 487.207832][ T11] process_one_work+0x78f/0x1310 [ 487.208103][ T11] ? __pfx_process_one_work+0x10/0x10 [ 487.208387][ T11] ? assign_work+0x16c/0x240 [ 487.208629][ T11] worker_thread+0x73d/0x1010 [ 487.208880][ T11] ? __pfx_worker_thread+0x10/0x10 [ 487.209157][ T11] kthread+0x292/0x360 [ 487.209415][ T11] ? __pfx_kthread+0x10/0x10 [ 487.209688][ T11] ret_from_fork+0x34/0x70 [ 487.209975][ T11] ? __pfx_kthread+0x10/0x10 [ 487.210267][ T11] ret_from_fork_asm+0x1b/0x30 [ 487.210561][ T11] [ 487.210744][ T11] irq event stamp: 4728561 [ 487.211022][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 487.211552][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 487.212080][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 487.212598][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 487.213176][ T11] ---[ end trace 0000000000000000 ]--- [ 494.950610][ T5753] br0: port 1(veth_A-C) entered blocking state [ 494.951000][ T5753] br0: port 1(veth_A-C) entered disabled state [ 494.951376][ T5753] veth_A-C: entered allmulticast mode [ 494.952393][ T5753] veth_A-C: entered promiscuous mode [ 494.953311][ T5753] br0: port 1(veth_A-C) entered blocking state [ 494.953646][ T5753] br0: port 1(veth_A-C) entered forwarding state [ 495.640786][ T5763] br0: port 2(geneve_a) entered blocking state [ 495.641168][ T5763] br0: port 2(geneve_a) entered disabled state [ 495.641540][ T5763] geneve_a: entered allmulticast mode [ 495.642543][ T5763] geneve_a: entered promiscuous mode [ 496.075524][ T5769] br0: port 2(geneve_a) entered blocking state [ 496.075928][ T5769] br0: port 2(geneve_a) entered forwarding state # TEST: IPv6, bridged geneve4: PMTU exceptions - nexthop objects [ OK ] [ 501.728958][ T11] geneve_a: left allmulticast mode [ 501.729275][ T11] geneve_a: left promiscuous mode [ 501.729653][ T11] br0: port 2(geneve_a) entered disabled state [ 501.741745][ T11] veth_A-C: left allmulticast mode [ 501.742098][ T11] veth_A-C: left promiscuous mode [ 501.742485][ T11] br0: port 1(veth_A-C) entered disabled state [ 501.756952][ T11] ------------[ cut here ]------------ [ 501.757330][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 501.757760][ T11] WARNING: CPU: 0 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 501.758297][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 501.759620][ T11] CPU: 0 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 501.760207][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 501.760919][ T11] Workqueue: netns cleanup_net [ 501.761223][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 501.761588][ T11] 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 fc 84 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 [ 501.762691][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 501.763095][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 501.763592][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 501.764092][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 501.764561][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800979a628 [ 501.765045][ T11] R13: ffff88800979adf8 R14: ffffc900000bfc98 R15: ffff88800979abc0 [ 501.765536][ T11] FS: 0000000000000000(0000) GS:ffff888035200000(0000) knlGS:0000000000000000 [ 501.766078][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 501.766476][ T11] CR2: 00007f349ea4c270 CR3: 0000000005eb4001 CR4: 00000000001706f0 [ 501.766976][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 501.767461][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 501.767956][ T11] Call Trace: [ 501.768187][ T11] [ 501.768367][ T11] ? __warn+0xcd/0x2d0 [ 501.768669][ T11] ? console_trylock+0x61/0xf0 [ 501.768953][ T11] ? sysfs_remove_group+0x101/0x160 [ 501.769228][ T11] ? report_bug+0x291/0x2e0 [ 501.769471][ T11] ? handle_bug+0x3d/0x80 [ 501.769719][ T11] ? exc_invalid_op+0x18/0x50 [ 501.769974][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 501.770257][ T11] ? desc_read+0x2af/0x440 [ 501.770582][ T11] ? sysfs_remove_group+0x101/0x160 [ 501.770999][ T11] br_dev_delete+0x10d/0x190 [ 501.771261][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 501.771572][ T11] cleanup_net+0x499/0xb50 [ 501.771876][ T11] ? lock_acquire+0x1c1/0x220 [ 501.772188][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 501.772494][ T11] ? lock_acquire+0x1c1/0x220 [ 501.772808][ T11] ? process_one_work+0x714/0x1310 [ 501.773250][ T11] process_one_work+0x78f/0x1310 [ 501.773574][ T11] ? __pfx_process_one_work+0x10/0x10 [ 501.773953][ T11] ? assign_work+0x16c/0x240 [ 501.774230][ T11] worker_thread+0x73d/0x1010 [ 501.774542][ T11] ? __pfx_worker_thread+0x10/0x10 [ 501.774857][ T11] kthread+0x292/0x360 [ 501.775108][ T11] ? __pfx_kthread+0x10/0x10 [ 501.775413][ T11] ret_from_fork+0x34/0x70 [ 501.775683][ T11] ? __pfx_kthread+0x10/0x10 [ 501.775960][ T11] ret_from_fork_asm+0x1b/0x30 [ 501.776278][ T11] [ 501.776459][ T11] irq event stamp: 4728561 [ 501.776719][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 501.777308][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 501.777860][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 501.778417][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 501.779000][ T11] ---[ end trace 0000000000000000 ]--- [ 509.329185][ T5938] br0: port 1(veth_A-C) entered blocking state [ 509.329554][ T5938] br0: port 1(veth_A-C) entered disabled state [ 509.330837][ T5938] veth_A-C: entered allmulticast mode [ 509.332014][ T5938] veth_A-C: entered promiscuous mode [ 509.337054][ T5938] br0: port 1(veth_A-C) entered blocking state [ 509.337407][ T5938] br0: port 1(veth_A-C) entered forwarding state [ 510.043334][ T5948] br0: port 2(geneve_a) entered blocking state [ 510.043722][ T5948] br0: port 2(geneve_a) entered disabled state [ 510.044112][ T5948] geneve_a: entered allmulticast mode [ 510.045156][ T5948] geneve_a: entered promiscuous mode [ 510.467696][ T5954] br0: port 2(geneve_a) entered blocking state [ 510.468077][ T5954] br0: port 2(geneve_a) entered forwarding state # TEST: IPv4, bridged geneve6: PMTU exceptions [ OK ] [ 516.209025][ T11] geneve_a: left allmulticast mode [ 516.209362][ T11] geneve_a: left promiscuous mode [ 516.209775][ T11] br0: port 2(geneve_a) entered disabled state [ 516.218955][ T11] veth_A-C: left allmulticast mode [ 516.219388][ T11] veth_A-C: left promiscuous mode [ 516.219913][ T11] br0: port 1(veth_A-C) entered disabled state [ 516.227509][ T11] ------------[ cut here ]------------ [ 516.227822][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 516.228263][ T11] WARNING: CPU: 2 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 516.228873][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 516.229598][ T11] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 516.230235][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 516.231048][ T11] Workqueue: netns cleanup_net [ 516.231310][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 516.231624][ T11] 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 fc 84 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 [ 516.232648][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 516.233032][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 516.233512][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 516.234012][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 516.234508][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff888011c82628 [ 516.234967][ T11] R13: ffff888011c82df8 R14: ffffc900000bfc98 R15: ffff888011c82bc0 [ 516.235469][ T11] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000 [ 516.236008][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 516.236426][ T11] CR2: 00007fc06831b000 CR3: 0000000004962002 CR4: 00000000001706f0 [ 516.236936][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 516.237431][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 516.237950][ T11] Call Trace: [ 516.238144][ T11] [ 516.238346][ T11] ? __warn+0xcd/0x2d0 [ 516.238613][ T11] ? console_trylock+0x61/0xf0 [ 516.238910][ T11] ? sysfs_remove_group+0x101/0x160 [ 516.239236][ T11] ? report_bug+0x291/0x2e0 [ 516.239528][ T11] ? handle_bug+0x3d/0x80 [ 516.239800][ T11] ? exc_invalid_op+0x18/0x50 [ 516.240092][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 516.240441][ T11] ? desc_read+0x2af/0x440 [ 516.240688][ T11] ? sysfs_remove_group+0x101/0x160 [ 516.241045][ T11] br_dev_delete+0x10d/0x190 [ 516.241320][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 516.241648][ T11] cleanup_net+0x499/0xb50 [ 516.241931][ T11] ? lock_acquire+0x1c1/0x220 [ 516.242203][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 516.242462][ T11] ? lock_acquire+0x1c1/0x220 [ 516.242716][ T11] ? process_one_work+0x714/0x1310 [ 516.243013][ T11] process_one_work+0x78f/0x1310 [ 516.243276][ T11] ? __pfx_process_one_work+0x10/0x10 [ 516.243558][ T11] ? assign_work+0x16c/0x240 [ 516.243800][ T11] worker_thread+0x73d/0x1010 [ 516.244079][ T11] ? __pfx_worker_thread+0x10/0x10 [ 516.244404][ T11] kthread+0x292/0x360 [ 516.244685][ T11] ? __pfx_kthread+0x10/0x10 [ 516.244974][ T11] ret_from_fork+0x34/0x70 [ 516.245277][ T11] ? __pfx_kthread+0x10/0x10 [ 516.245568][ T11] ret_from_fork_asm+0x1b/0x30 [ 516.245906][ T11] [ 516.246113][ T11] irq event stamp: 4728561 [ 516.246392][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 516.246972][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 516.247541][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 516.248157][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 516.248797][ T11] ---[ end trace 0000000000000000 ]--- [ 523.842077][ T6135] br0: port 1(veth_A-C) entered blocking state [ 523.842444][ T6135] br0: port 1(veth_A-C) entered disabled state [ 523.842805][ T6135] veth_A-C: entered allmulticast mode [ 523.843841][ T6135] veth_A-C: entered promiscuous mode [ 523.845048][ T6135] br0: port 1(veth_A-C) entered blocking state [ 523.845385][ T6135] br0: port 1(veth_A-C) entered forwarding state [ 524.534678][ T6145] br0: port 2(geneve_a) entered blocking state [ 524.535049][ T6145] br0: port 2(geneve_a) entered disabled state [ 524.535414][ T6145] geneve_a: entered allmulticast mode [ 524.536363][ T6145] geneve_a: entered promiscuous mode [ 524.939847][ T6151] br0: port 2(geneve_a) entered blocking state [ 524.940249][ T6151] br0: port 2(geneve_a) entered forwarding state # TEST: IPv4, bridged geneve6: PMTU exceptions - nexthop objects [ OK ] [ 530.516980][ T11] geneve_a: left allmulticast mode [ 530.517316][ T11] geneve_a: left promiscuous mode [ 530.517698][ T11] br0: port 2(geneve_a) entered disabled state [ 530.536502][ T11] veth_A-C: left allmulticast mode [ 530.536800][ T11] veth_A-C: left promiscuous mode [ 530.537156][ T11] br0: port 1(veth_A-C) entered disabled state [ 530.549175][ T11] ------------[ cut here ]------------ [ 530.549547][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 530.549955][ T11] WARNING: CPU: 1 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 530.550502][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 530.551161][ T11] CPU: 1 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 530.551657][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 530.552323][ T11] Workqueue: netns cleanup_net [ 530.552591][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 530.552928][ T11] 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 fc 84 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 [ 530.553963][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 530.554294][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 530.554723][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 530.555160][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 530.555583][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800690a628 [ 530.556013][ T11] R13: ffff88800690adf8 R14: ffffc900000bfc98 R15: ffff88800690abc0 [ 530.556439][ T11] FS: 0000000000000000(0000) GS:ffff888035600000(0000) knlGS:0000000000000000 [ 530.556922][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 530.557330][ T11] CR2: 00005631efa75dec CR3: 0000000011f2a006 CR4: 00000000001706f0 [ 530.557780][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 530.558203][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 530.558623][ T11] Call Trace: [ 530.558800][ T11] [ 530.558966][ T11] ? __warn+0xcd/0x2d0 [ 530.559186][ T11] ? console_trylock+0x61/0xf0 [ 530.559449][ T11] ? sysfs_remove_group+0x101/0x160 [ 530.559725][ T11] ? report_bug+0x291/0x2e0 [ 530.559975][ T11] ? handle_bug+0x3d/0x80 [ 530.560206][ T11] ? exc_invalid_op+0x18/0x50 [ 530.560453][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 530.560721][ T11] ? desc_read+0x2af/0x440 [ 530.560965][ T11] ? sysfs_remove_group+0x101/0x160 [ 530.561241][ T11] br_dev_delete+0x10d/0x190 [ 530.561498][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 530.561782][ T11] cleanup_net+0x499/0xb50 [ 530.562037][ T11] ? lock_acquire+0x1c1/0x220 [ 530.562286][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 530.562557][ T11] ? lock_acquire+0x1c1/0x220 [ 530.562816][ T11] ? process_one_work+0x714/0x1310 [ 530.563112][ T11] process_one_work+0x78f/0x1310 [ 530.563386][ T11] ? __pfx_process_one_work+0x10/0x10 [ 530.563674][ T11] ? assign_work+0x16c/0x240 [ 530.563926][ T11] worker_thread+0x73d/0x1010 [ 530.564192][ T11] ? __pfx_worker_thread+0x10/0x10 [ 530.564470][ T11] kthread+0x292/0x360 [ 530.564693][ T11] ? __pfx_kthread+0x10/0x10 [ 530.564954][ T11] ret_from_fork+0x34/0x70 [ 530.565250][ T11] ? __pfx_kthread+0x10/0x10 [ 530.565553][ T11] ret_from_fork_asm+0x1b/0x30 [ 530.565844][ T11] [ 530.566018][ T11] irq event stamp: 4728561 [ 530.566296][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 530.566864][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 530.567454][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 530.568035][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 530.568591][ T11] ---[ end trace 0000000000000000 ]--- [ 537.488607][ T6320] br0: port 1(veth_A-C) entered blocking state [ 537.489617][ T6320] br0: port 1(veth_A-C) entered disabled state [ 537.490104][ T6320] veth_A-C: entered allmulticast mode [ 537.491159][ T6320] veth_A-C: entered promiscuous mode [ 537.492066][ T6320] br0: port 1(veth_A-C) entered blocking state [ 537.492407][ T6320] br0: port 1(veth_A-C) entered forwarding state [ 538.176640][ T6330] br0: port 2(geneve_a) entered blocking state [ 538.177651][ T6330] br0: port 2(geneve_a) entered disabled state [ 538.181591][ T6330] geneve_a: entered allmulticast mode [ 538.183214][ T6330] geneve_a: entered promiscuous mode [ 538.594476][ T6336] br0: port 2(geneve_a) entered blocking state [ 538.594842][ T6336] br0: port 2(geneve_a) entered forwarding state # TEST: IPv6, bridged geneve6: PMTU exceptions [ OK ] [ 544.148984][ T11] geneve_a: left allmulticast mode [ 544.149327][ T11] geneve_a: left promiscuous mode [ 544.149716][ T11] br0: port 2(geneve_a) entered disabled state [ 544.159555][ T11] veth_A-C: left allmulticast mode [ 544.159903][ T11] veth_A-C: left promiscuous mode [ 544.160238][ T11] br0: port 1(veth_A-C) entered disabled state [ 544.169126][ T11] ------------[ cut here ]------------ [ 544.169458][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 544.169824][ T11] WARNING: CPU: 2 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 544.170316][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 544.170942][ T11] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 544.171441][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 544.172091][ T11] Workqueue: netns cleanup_net [ 544.172372][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 544.172719][ T11] 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 fc 84 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 [ 544.173845][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 544.174228][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 544.174672][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 544.175143][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 544.175633][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff8880119ca628 [ 544.176096][ T11] R13: ffff8880119cadf8 R14: ffffc900000bfc98 R15: ffff8880119cabc0 [ 544.176573][ T11] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000 [ 544.177071][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 544.177417][ T11] CR2: 00007ffc90da4468 CR3: 0000000010a70001 CR4: 00000000001706f0 [ 544.177873][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 544.178317][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 544.178787][ T11] Call Trace: [ 544.178987][ T11] [ 544.179155][ T11] ? __warn+0xcd/0x2d0 [ 544.179391][ T11] ? console_trylock+0x61/0xf0 [ 544.179693][ T11] ? sysfs_remove_group+0x101/0x160 [ 544.180009][ T11] ? report_bug+0x291/0x2e0 [ 544.180272][ T11] ? handle_bug+0x3d/0x80 [ 544.180519][ T11] ? exc_invalid_op+0x18/0x50 [ 544.180785][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 544.181082][ T11] ? desc_read+0x2af/0x440 [ 544.181320][ T11] ? sysfs_remove_group+0x101/0x160 [ 544.181598][ T11] br_dev_delete+0x10d/0x190 [ 544.181846][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 544.182129][ T11] cleanup_net+0x499/0xb50 [ 544.182369][ T11] ? lock_acquire+0x1c1/0x220 [ 544.182618][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 544.182887][ T11] ? lock_acquire+0x1c1/0x220 [ 544.183141][ T11] ? process_one_work+0x714/0x1310 [ 544.183411][ T11] process_one_work+0x78f/0x1310 [ 544.183677][ T11] ? __pfx_process_one_work+0x10/0x10 [ 544.183966][ T11] ? assign_work+0x16c/0x240 [ 544.184210][ T11] worker_thread+0x73d/0x1010 [ 544.184466][ T11] ? __pfx_worker_thread+0x10/0x10 [ 544.184763][ T11] kthread+0x292/0x360 [ 544.184992][ T11] ? __pfx_kthread+0x10/0x10 [ 544.185255][ T11] ret_from_fork+0x34/0x70 [ 544.185520][ T11] ? __pfx_kthread+0x10/0x10 [ 544.185779][ T11] ret_from_fork_asm+0x1b/0x30 [ 544.186044][ T11] [ 544.186208][ T11] irq event stamp: 4728561 [ 544.186467][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 544.187014][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 544.187540][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 544.188060][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 544.188610][ T11] ---[ end trace 0000000000000000 ]--- [ 551.492370][ T6517] br0: port 1(veth_A-C) entered blocking state [ 551.492736][ T6517] br0: port 1(veth_A-C) entered disabled state [ 551.493165][ T6517] veth_A-C: entered allmulticast mode [ 551.494151][ T6517] veth_A-C: entered promiscuous mode [ 551.495038][ T6517] br0: port 1(veth_A-C) entered blocking state [ 551.495381][ T6517] br0: port 1(veth_A-C) entered forwarding state [ 552.188765][ T6527] br0: port 2(geneve_a) entered blocking state [ 552.190077][ T6527] br0: port 2(geneve_a) entered disabled state [ 552.190589][ T6527] geneve_a: entered allmulticast mode [ 552.192235][ T6527] geneve_a: entered promiscuous mode [ 552.584153][ T6533] br0: port 2(geneve_a) entered blocking state [ 552.584519][ T6533] br0: port 2(geneve_a) entered forwarding state # TEST: IPv6, bridged geneve6: PMTU exceptions - nexthop objects [ OK ] [ 558.276176][ T11] geneve_a: left allmulticast mode [ 558.276489][ T11] geneve_a: left promiscuous mode [ 558.276854][ T11] br0: port 2(geneve_a) entered disabled state [ 558.296113][ T11] veth_A-C: left allmulticast mode [ 558.296422][ T11] veth_A-C: left promiscuous mode [ 558.296770][ T11] br0: port 1(veth_A-C) entered disabled state [ 558.311568][ T11] ------------[ cut here ]------------ [ 558.311943][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 558.312350][ T11] WARNING: CPU: 3 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 558.313001][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 558.313729][ T11] CPU: 3 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 558.314332][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 558.315285][ T11] Workqueue: netns cleanup_net [ 558.315658][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 558.316025][ T11] 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 fc 84 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 [ 558.317167][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 558.317538][ T11] RAX: 0000000000000000 RBX: ffffffff853be220 RCX: ffffffff8231056f [ 558.318004][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 558.318448][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 558.318898][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff8880068c2628 [ 558.319330][ T11] R13: ffff8880068c2df8 R14: ffffc900000bfc98 R15: ffff8880068c2bc0 [ 558.319776][ T11] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000 [ 558.320308][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 558.320701][ T11] CR2: 00005631efa75dec CR3: 00000000063f2001 CR4: 00000000001706f0 [ 558.321175][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 558.321618][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 558.322045][ T11] Call Trace: [ 558.322246][ T11] [ 558.322414][ T11] ? __warn+0xcd/0x2d0 [ 558.322657][ T11] ? console_trylock+0x61/0xf0 [ 558.322953][ T11] ? sysfs_remove_group+0x101/0x160 [ 558.323247][ T11] ? report_bug+0x291/0x2e0 [ 558.323520][ T11] ? handle_bug+0x3d/0x80 [ 558.323773][ T11] ? exc_invalid_op+0x18/0x50 [ 558.324044][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 558.324330][ T11] ? desc_read+0x2af/0x440 [ 558.324644][ T11] ? sysfs_remove_group+0x101/0x160 [ 558.324929][ T11] br_dev_delete+0x10d/0x190 [ 558.325180][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 558.325513][ T11] cleanup_net+0x499/0xb50 [ 558.325799][ T11] ? lock_acquire+0x1c1/0x220 [ 558.326100][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 558.326425][ T11] ? lock_acquire+0x1c1/0x220 [ 558.326684][ T11] ? process_one_work+0x714/0x1310 [ 558.326995][ T11] process_one_work+0x78f/0x1310 [ 558.327307][ T11] ? __pfx_process_one_work+0x10/0x10 [ 558.327716][ T11] ? assign_work+0x16c/0x240 [ 558.328079][ T11] worker_thread+0x73d/0x1010 [ 558.328445][ T11] ? __pfx_worker_thread+0x10/0x10 [ 558.328837][ T11] kthread+0x292/0x360 [ 558.329207][ T11] ? __pfx_kthread+0x10/0x10 [ 558.329595][ T11] ret_from_fork+0x34/0x70 [ 558.329958][ T11] ? __pfx_kthread+0x10/0x10 [ 558.330314][ T11] ret_from_fork_asm+0x1b/0x30 [ 558.330692][ T11] [ 558.330939][ T11] irq event stamp: 4728561 [ 558.331282][ T11] hardirqs last enabled at (4728561): [] irqentry_exit+0x3b/0x90 [ 558.332004][ T11] hardirqs last disabled at (4728560): [] __do_softirq+0x670/0x7ff [ 558.332724][ T11] softirqs last enabled at (4728536): [] br_dev_delete+0xd8/0x190 [ 558.333449][ T11] softirqs last disabled at (4728534): [] br_fdb_delete_by_port+0x36/0x260 [ 558.334226][ T11] ---[ end trace 0000000000000000 ]--- # ovs_bridge not supported # TEST: IPv4, OVS vxlan4: PMTU exceptions [SKIP] # ovs_bridge not supported # TEST: IPv6, OVS vxlan4: PMTU exceptions [SKIP] # ovs_bridge not supported # TEST: IPv4, OVS vxlan6: PMTU exceptions [SKIP] # ovs_bridge not supported # TEST: IPv6, OVS vxlan6: PMTU exceptions [SKIP] # ovs_bridge not supported # TEST: IPv4, OVS geneve4: PMTU exceptions [SKIP] # ovs_bridge not supported # TEST: IPv6, OVS geneve4: PMTU exceptions [SKIP] # ovs_bridge not supported # TEST: IPv4, OVS geneve6: PMTU exceptions [SKIP] # ovs_bridge not supported # TEST: IPv6, OVS geneve6: PMTU exceptions [SKIP] # fou44 not supported # TEST: IPv4 over fou4: PMTU exceptions [SKIP] # fou46 not supported # TEST: IPv6 over fou4: PMTU exceptions [SKIP] # fou64 not supported # TEST: IPv4 over fou6: PMTU exceptions [SKIP] # fou66 not supported # TEST: IPv6 over fou6: PMTU exceptions [SKIP] # gue44 not supported # TEST: IPv4 over gue4: PMTU exceptions [SKIP] # gue46 not supported # TEST: IPv6 over gue4: PMTU exceptions [SKIP] # gue64 not supported # TEST: IPv4 over gue6: PMTU exceptions [SKIP] # gue66 not supported # TEST: IPv6 over gue6: PMTU exceptions [SKIP] # ip4ip4 not supported # TEST: IPv4 over IPv4: PMTU exceptions [SKIP] # TEST: IPv6 over IPv4: PMTU exceptions [ OK ] # TEST: IPv6 over IPv4: PMTU exceptions - nexthop objects [ OK ] # TEST: IPv4 over IPv6: PMTU exceptions [ OK ] # TEST: IPv4 over IPv6: PMTU exceptions - nexthop objects [ OK ] # TEST: IPv6 over IPv6: PMTU exceptions [ OK ] # TEST: IPv6 over IPv6: PMTU exceptions - nexthop objects [ OK ] [ 720.425119][ T9294] Initializing XFRM netlink socket # TEST: vti6: PMTU exceptions [ OK ] # TEST: vti4: PMTU exceptions [ OK ] # which: no nettest in (/home/virtme/tools/fs/bin:/home/virtme/tools/fs/sbin:/home/virtme/tools/fs/usr/bin:/home/virtme/tools/fs/usr/sbin:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin) # TEST: vti6: PMTU exceptions (ESP-in-UDP) [ OK ] # which: no nettest in (/home/virtme/tools/fs/bin:/home/virtme/tools/fs/sbin:/home/virtme/tools/fs/usr/bin:/home/virtme/tools/fs/usr/sbin:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin) # TEST: vti4: PMTU exceptions (ESP-in-UDP) [ OK ] # which: no nettest in (/home/virtme/tools/fs/bin:/home/virtme/tools/fs/sbin:/home/virtme/tools/fs/usr/bin:/home/virtme/tools/fs/usr/sbin:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin) # TEST: vti6: PMTU exceptions, routed (ESP-in-UDP) [ OK ] # which: no nettest in (/home/virtme/tools/fs/bin:/home/virtme/tools/fs/sbin:/home/virtme/tools/fs/usr/bin:/home/virtme/tools/fs/usr/sbin:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin) # TEST: vti4: PMTU exceptions, routed (ESP-in-UDP) [ OK ] # TEST: vti4: default MTU assignment [ OK ] # TEST: vti6: default MTU assignment [ OK ] # TEST: vti4: MTU setting on link creation [ OK ] # TEST: vti6: MTU setting on link creation [ OK ] # TEST: vti6: MTU changes on link changes [ OK ] # TEST: ipv4: cleanup of cached exceptions [ OK ] # TEST: ipv4: cleanup of cached exceptions - nexthop objects [ OK ] # TEST: ipv6: cleanup of cached exceptions [ OK ] # TEST: ipv6: cleanup of cached exceptions - nexthop objects [ OK ] # TEST: ipv4: list and flush cached exceptions [ OK ] # TEST: ipv4: list and flush cached exceptions - nexthop objects [ OK ] # TEST: ipv6: list and flush cached exceptions [ OK ] # TEST: ipv6: list and flush cached exceptions - nexthop objects [ OK ] # TEST: ipv4: PMTU exception w/route replace [ OK ] # TEST: ipv4: PMTU exception w/route replace - nexthop objects [ OK ] # TEST: ipv6: PMTU exception w/route replace [ OK ] # TEST: ipv6: PMTU exception w/route replace - nexthop objects [ OK ] ok 1 selftests: net: pmtu.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__->