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 [ 29.337826][ T346] ip (346) used greatest stack depth: 24320 bytes left # TEST: ipv4: PMTU exceptions [ OK ] # TEST: ipv4: PMTU exceptions - nexthop objects [ OK ] # TEST: ipv6: PMTU exceptions [ OK ] # TEST: ipv6: PMTU exceptions - nexthop objects [ OK ] # 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 ] [ 206.876649][ T2284] ping6 (2284) used greatest stack depth: 23952 bytes left # TEST: IPv6 over vxlan6: PMTU exceptions [ OK ] # TEST: IPv6 over vxlan6: PMTU exceptions - nexthop objects [ OK ] # TEST: IPv4 over geneve4: PMTU exceptions [ OK ] [ 233.892938][ T11] ------------[ cut here ]------------ [ 233.893537][ T11] WARNING: CPU: 0 PID: 11 at drivers/net/geneve.c:1914 geneve_exit_batch_rtnl+0x2c4/0x3a0 [geneve] [ 233.894226][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 233.894920][ T11] CPU: 0 PID: 11 Comm: kworker/u8:0 Not tainted 6.8.0-rc2-virtme #1 [ 233.895396][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 233.896096][ T11] Workqueue: netns cleanup_net [ 233.896521][ T11] RIP: 0010:geneve_exit_batch_rtnl+0x2c4/0x3a0 [geneve] [ 233.896952][ 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 9d 52 d2 e9 2d fe ff ff 48 89 cf 48 89 4c 24 [ 233.898035][ T11] RSP: 0018:ffffc900000bfbe0 EFLAGS: 00010216 [ 233.898368][ T11] RAX: ffff888006384008 RBX: ffff888007238040 RCX: 1ffff1100038091e [ 233.898804][ T11] RDX: 1ffff11006ea4886 RSI: 1ffff11005cc54be RDI: ffff888001c048f0 [ 233.899224][ T11] RBP: ffff888037524430 R08: ffff888001c048f8 R09: fffffbfff2fea078 [ 233.899652][ T11] R10: ffffffff97f503c7 R11: ffff88802e7fc508 R12: dffffc0000000000 [ 233.900093][ T11] R13: fffffbfff2bcf027 R14: ffffffff96565698 R15: ffff8880375243d0 [ 233.900520][ T11] FS: 0000000000000000(0000) GS:ffff88802e600000(0000) knlGS:0000000000000000 [ 233.901007][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 233.901370][ T11] CR2: 00007ffe657a4528 CR3: 00000000084a4002 CR4: 00000000001706f0 [ 233.901809][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 233.902235][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 233.902677][ T11] Call Trace: [ 233.902863][ T11] [ 233.903025][ T11] ? __warn+0xcd/0x2d0 [ 233.903251][ T11] ? geneve_exit_batch_rtnl+0x2c4/0x3a0 [geneve] [ 233.903601][ T11] ? report_bug+0x291/0x2e0 [ 233.903867][ T11] ? handle_bug+0x3d/0x80 [ 233.904102][ T11] ? exc_invalid_op+0x18/0x50 [ 233.904541][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 233.904839][ T11] ? geneve_exit_batch_rtnl+0x2c4/0x3a0 [geneve] [ 233.905263][ T11] ? default_device_exit_batch_rtnl+0x185/0x210 [ 233.905716][ T11] cleanup_net+0x499/0xb50 [ 233.905979][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 233.906331][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 233.906615][ T11] ? lock_acquire+0x1c1/0x220 [ 233.906881][ T11] ? process_one_work+0x714/0x1310 [ 233.907165][ T11] process_one_work+0x78f/0x1310 [ 233.907450][ T11] ? hlock_class+0x4e/0x130 [ 233.907711][ T11] ? __pfx_process_one_work+0x10/0x10 [ 233.908016][ T11] ? assign_work+0x16c/0x240 [ 233.908277][ T11] worker_thread+0x73d/0x1010 [ 233.908557][ T11] ? __pfx_worker_thread+0x10/0x10 [ 233.908845][ T11] kthread+0x292/0x360 [ 233.909109][ T11] ? __pfx_kthread+0x10/0x10 [ 233.909423][ T11] ret_from_fork+0x34/0x70 [ 233.909717][ T11] ? __pfx_kthread+0x10/0x10 [ 233.910041][ T11] ret_from_fork_asm+0x1b/0x30 [ 233.910399][ T11] [ 233.910569][ T11] irq event stamp: 3069053 [ 233.910871][ T11] hardirqs last enabled at (3069067): [] console_unlock+0x232/0x260 [ 233.911428][ T11] hardirqs last disabled at (3069078): [] console_unlock+0x217/0x260 [ 233.912033][ T11] softirqs last enabled at (3068704): [] __do_softirq+0x519/0x7ff [ 233.912584][ T11] softirqs last disabled at (3068699): [] irq_exit_rcu+0x98/0xc0 [ 233.913136][ 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 ] [ 338.165412][ T3641] br0: port 1(veth_A-C) entered blocking state [ 338.165864][ T3641] br0: port 1(veth_A-C) entered disabled state [ 338.166255][ T3641] veth_A-C: entered allmulticast mode [ 338.167586][ T3641] veth_A-C: entered promiscuous mode [ 338.169271][ T3641] br0: port 1(veth_A-C) entered blocking state [ 338.169652][ T3641] br0: port 1(veth_A-C) entered forwarding state [ 339.155758][ T3651] br0: port 2(vxlan_a) entered blocking state [ 339.156304][ T3651] br0: port 2(vxlan_a) entered disabled state [ 339.157776][ T3651] vxlan_a: entered allmulticast mode [ 339.160021][ T3651] vxlan_a: entered promiscuous mode [ 339.756273][ T3657] br0: port 2(vxlan_a) entered blocking state [ 339.756828][ T3657] br0: port 2(vxlan_a) entered forwarding state [ 345.747311][ T3690] socat (3690) used greatest stack depth: 21872 bytes left # TEST: IPv4, bridged vxlan4: PMTU exceptions [ OK ] [ 346.994190][ T11] vxlan_a: left allmulticast mode [ 346.994612][ T11] vxlan_a: left promiscuous mode [ 346.995124][ T11] br0: port 2(vxlan_a) entered disabled state [ 347.005463][ T11] veth_A-C: left allmulticast mode [ 347.006007][ T11] veth_A-C: left promiscuous mode [ 347.006484][ T11] br0: port 1(veth_A-C) entered disabled state [ 347.017268][ T11] ================================================================== [ 347.017790][ T11] BUG: KASAN: slab-use-after-free in kobject_put+0xc7/0xe0 [ 347.018221][ T11] Read of size 1 at addr ffff8880073d843c by task kworker/u8:0/11 [ 347.018654][ T11] [ 347.018789][ T11] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 347.019396][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 347.020352][ T11] Workqueue: netns cleanup_net [ 347.020745][ T11] Call Trace: [ 347.021012][ T11] [ 347.021225][ T11] dump_stack_lvl+0x64/0xb0 [ 347.021476][ T11] print_address_description.constprop.0+0x2c/0x3b0 [ 347.021824][ T11] ? kobject_put+0xc7/0xe0 [ 347.022057][ T11] print_report+0xb5/0x270 [ 347.022288][ T11] ? kasan_addr_to_slab+0x4e/0x90 [ 347.022559][ T11] kasan_report+0xbe/0xf0 [ 347.022791][ T11] ? kobject_put+0xc7/0xe0 [ 347.023028][ T11] kobject_put+0xc7/0xe0 [ 347.023273][ T11] br_sysfs_delbr+0x3f/0x70 [ 347.023553][ T11] br_dev_delete+0x10d/0x190 [ 347.023809][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 347.024100][ T11] cleanup_net+0x499/0xb50 [ 347.024350][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 347.024709][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 347.024968][ T11] ? lock_acquire+0x1c1/0x220 [ 347.025220][ T11] ? process_one_work+0x714/0x1310 [ 347.025504][ T11] process_one_work+0x78f/0x1310 [ 347.025796][ T11] ? hlock_class+0x4e/0x130 [ 347.026086][ T11] ? __pfx_process_one_work+0x10/0x10 [ 347.026403][ T11] ? assign_work+0x16c/0x240 [ 347.026679][ T11] worker_thread+0x73d/0x1010 [ 347.026981][ T11] ? __pfx_worker_thread+0x10/0x10 [ 347.027309][ T11] kthread+0x292/0x360 [ 347.027570][ T11] ? __pfx_kthread+0x10/0x10 [ 347.027847][ T11] ret_from_fork+0x34/0x70 [ 347.028140][ T11] ? __pfx_kthread+0x10/0x10 [ 347.028441][ T11] ret_from_fork_asm+0x1b/0x30 [ 347.028823][ T11] [ 347.029082][ T11] [ 347.029229][ T11] Allocated by task 3625: [ 347.029465][ T11] kasan_save_stack+0x24/0x50 [ 347.029736][ T11] kasan_save_track+0x14/0x30 [ 347.029997][ T11] __kasan_kmalloc+0x7f/0x90 [ 347.030248][ T11] kobject_create_and_add+0x44/0xc0 [ 347.030558][ T11] br_sysfs_addbr+0x57/0x160 [ 347.030945][ T11] br_device_event+0x1ff/0x740 [ 347.031324][ T11] notifier_call_chain+0x9d/0x290 [ 347.031645][ T11] register_netdevice+0x116d/0x17a0 [ 347.031966][ T11] br_dev_newlink+0x2b/0x100 [ 347.032322][ T11] rtnl_newlink_create+0x344/0x850 [ 347.032757][ T11] __rtnl_newlink+0xad2/0xd60 [ 347.033182][ T11] rtnl_newlink+0x63/0xa0 [ 347.033540][ T11] rtnetlink_rcv_msg+0x2fe/0xb80 [ 347.033966][ T11] netlink_rcv_skb+0x133/0x360 [ 347.034377][ T11] netlink_unicast+0x44c/0x710 [ 347.034769][ T11] netlink_sendmsg+0x726/0xbe0 [ 347.035160][ T11] ____sys_sendmsg+0x7b5/0xa10 [ 347.035555][ T11] ___sys_sendmsg+0xee/0x170 [ 347.036208][ T11] __sys_sendmsg+0xcd/0x170 [ 347.036599][ T11] do_syscall_64+0xcc/0x1e0 [ 347.037001][ T11] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [ 347.037531][ T11] [ 347.037717][ T11] Freed by task 11: [ 347.038045][ T11] kasan_save_stack+0x24/0x50 [ 347.038436][ T11] kasan_save_track+0x14/0x30 [ 347.038711][ T11] kasan_save_free_info+0x3f/0x60 [ 347.038983][ T11] __kasan_slab_free+0xfc/0x1c0 [ 347.039271][ T11] kfree+0xf2/0x2d0 [ 347.039498][ T11] kobject_cleanup+0xe2/0x280 [ 347.039771][ T11] br_sysfs_delbr+0x3f/0x70 [ 347.040037][ T11] br_dev_delete+0x10d/0x190 [ 347.040294][ T11] default_device_exit_batch_rtnl+0x112/0x210 [ 347.040667][ T11] cleanup_net+0x499/0xb50 [ 347.040944][ T11] process_one_work+0x78f/0x1310 [ 347.041235][ T11] worker_thread+0x73d/0x1010 [ 347.041499][ T11] kthread+0x292/0x360 [ 347.041710][ T11] ret_from_fork+0x34/0x70 [ 347.041980][ T11] ret_from_fork_asm+0x1b/0x30 [ 347.042274][ T11] [ 347.042432][ T11] The buggy address belongs to the object at ffff8880073d8400 [ 347.042432][ T11] which belongs to the cache kmalloc-64 of size 64 [ 347.043186][ T11] The buggy address is located 60 bytes inside of [ 347.043186][ T11] freed 64-byte region [ffff8880073d8400, ffff8880073d8440) [ 347.043968][ T11] [ 347.044093][ T11] The buggy address belongs to the physical page: [ 347.044457][ T11] page:ffffea00001cf600 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x73d8 [ 347.045041][ T11] head:ffffea00001cf600 order:1 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 347.045551][ T11] flags: 0x80000000000840(slab|head|node=0|zone=1) [ 347.045970][ T11] page_type: 0xffffffff() [ 347.046244][ T11] raw: 0080000000000840 ffff888001042900 ffffea0000076490 ffffea0000162a10 [ 347.046709][ T11] raw: 0000000000000000 0000000000190019 00000001ffffffff 0000000000000000 [ 347.047236][ T11] page dumped because: kasan: bad access detected [ 347.047596][ T11] [ 347.047732][ T11] Memory state around the buggy address: [ 347.048025][ T11] ffff8880073d8300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 347.048516][ T11] ffff8880073d8380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 347.048965][ T11] >ffff8880073d8400: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 347.049410][ T11] ^ [ 347.049752][ T11] ffff8880073d8480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 347.050178][ T11] ffff8880073d8500: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb [ 347.050597][ T11] ================================================================== [ 347.051029][ T11] Disabling lock debugging due to kernel taint [ 347.051348][ T11] ------------[ cut here ]------------ [ 347.051636][ T11] refcount_t: underflow; use-after-free. [ 347.052085][ T11] WARNING: CPU: 2 PID: 11 at lib/refcount.c:28 refcount_warn_saturate+0x173/0x1b0 [ 347.052651][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 347.053290][ T11] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 347.053946][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 347.054665][ T11] Workqueue: netns cleanup_net [ 347.054921][ T11] RIP: 0010:refcount_warn_saturate+0x173/0x1b0 [ 347.055240][ 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 95 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 [ 347.056338][ T11] RSP: 0018:ffffc900000bfb98 EFLAGS: 00010282 [ 347.056671][ T11] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff9231056f [ 347.057085][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 347.057548][ T11] RBP: 0000000000000003 R08: 0000000000000000 R09: fffff52000017f18 [ 347.058011][ T11] R10: ffffc900000bf8c7 R11: 205d313154202020 R12: ffff88800615a000 [ 347.058430][ T11] R13: ffff88800615adf8 R14: ffffc900000bfc98 R15: ffff88800615abc0 [ 347.058850][ T11] FS: 0000000000000000(0000) GS:ffff88802ee00000(0000) knlGS:0000000000000000 [ 347.059316][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 347.059669][ T11] CR2: 00007f61a76be0e0 CR3: 00000000084a4004 CR4: 00000000001706f0 [ 347.060085][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 347.060494][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 347.060913][ T11] Call Trace: [ 347.061088][ T11] [ 347.061243][ T11] ? __warn+0xcd/0x2d0 [ 347.061459][ T11] ? refcount_warn_saturate+0x173/0x1b0 [ 347.061756][ T11] ? report_bug+0x291/0x2e0 [ 347.061999][ T11] ? vprintk_emit+0xff/0x1d0 [ 347.062246][ T11] ? handle_bug+0x3d/0x80 [ 347.062472][ T11] ? exc_invalid_op+0x18/0x50 [ 347.062721][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 347.062985][ T11] ? desc_read+0x2af/0x440 [ 347.063215][ T11] ? refcount_warn_saturate+0x173/0x1b0 [ 347.063505][ T11] ? refcount_warn_saturate+0x172/0x1b0 [ 347.063802][ T11] br_sysfs_delbr+0x3f/0x70 [ 347.064042][ T11] br_dev_delete+0x10d/0x190 [ 347.064288][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 347.064564][ T11] cleanup_net+0x499/0xb50 [ 347.064806][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 347.065099][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 347.065359][ T11] ? lock_acquire+0x1c1/0x220 [ 347.065601][ T11] ? process_one_work+0x714/0x1310 [ 347.065888][ T11] process_one_work+0x78f/0x1310 [ 347.066151][ T11] ? hlock_class+0x4e/0x130 [ 347.066393][ T11] ? __pfx_process_one_work+0x10/0x10 [ 347.066684][ T11] ? assign_work+0x16c/0x240 [ 347.066940][ T11] worker_thread+0x73d/0x1010 [ 347.067190][ T11] ? __pfx_worker_thread+0x10/0x10 [ 347.067574][ T11] kthread+0x292/0x360 [ 347.067890][ T11] ? __pfx_kthread+0x10/0x10 [ 347.068222][ T11] ret_from_fork+0x34/0x70 [ 347.068466][ T11] ? __pfx_kthread+0x10/0x10 [ 347.068716][ T11] ret_from_fork_asm+0x1b/0x30 [ 347.069018][ T11] [ 347.069177][ T11] irq event stamp: 4673271 [ 347.069461][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 347.069951][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 347.070621][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 347.071362][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 347.071946][ T11] ---[ end trace 0000000000000000 ]--- [ 347.072262][ T11] ------------[ cut here ]------------ [ 347.072564][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 347.072973][ T11] WARNING: CPU: 2 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 347.073532][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 347.074180][ T11] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 347.074681][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 347.075315][ T11] Workqueue: netns cleanup_net [ 347.075573][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 347.075897][ 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 94 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 [ 347.076906][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 347.077223][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 347.077636][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 347.078055][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 347.078469][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800615a628 [ 347.078887][ T11] R13: ffff88800615adf8 R14: ffffc900000bfc98 R15: ffff88800615abc0 [ 347.079299][ T11] FS: 0000000000000000(0000) GS:ffff88802ee00000(0000) knlGS:0000000000000000 [ 347.079895][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 347.080288][ T11] CR2: 00007f61a76be0e0 CR3: 00000000084a4004 CR4: 00000000001706f0 [ 347.080784][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 347.081248][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 347.081675][ T11] Call Trace: [ 347.081854][ T11] [ 347.082011][ T11] ? __warn+0xcd/0x2d0 [ 347.082271][ T11] ? console_trylock+0x61/0xf0 [ 347.082529][ T11] ? sysfs_remove_group+0x101/0x160 [ 347.082853][ T11] ? report_bug+0x291/0x2e0 [ 347.083120][ T11] ? handle_bug+0x3d/0x80 [ 347.083346][ T11] ? exc_invalid_op+0x18/0x50 [ 347.083613][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 347.083919][ T11] ? desc_read+0x2af/0x440 [ 347.084154][ T11] ? sysfs_remove_group+0x101/0x160 [ 347.084463][ T11] br_dev_delete+0x10d/0x190 [ 347.084748][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 347.085045][ T11] cleanup_net+0x499/0xb50 [ 347.085280][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 347.085606][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 347.085963][ T11] ? lock_acquire+0x1c1/0x220 [ 347.086242][ T11] ? process_one_work+0x714/0x1310 [ 347.086527][ T11] process_one_work+0x78f/0x1310 [ 347.086793][ T11] ? hlock_class+0x4e/0x130 [ 347.087066][ T11] ? __pfx_process_one_work+0x10/0x10 [ 347.087385][ T11] ? assign_work+0x16c/0x240 [ 347.087761][ T11] worker_thread+0x73d/0x1010 [ 347.088019][ T11] ? __pfx_worker_thread+0x10/0x10 [ 347.088298][ T11] kthread+0x292/0x360 [ 347.088537][ T11] ? __pfx_kthread+0x10/0x10 [ 347.088806][ T11] ret_from_fork+0x34/0x70 [ 347.089064][ T11] ? __pfx_kthread+0x10/0x10 [ 347.089317][ T11] ret_from_fork_asm+0x1b/0x30 [ 347.089594][ T11] [ 347.089776][ T11] irq event stamp: 4673271 [ 347.090027][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 347.090531][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 347.091065][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 347.091570][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 347.092100][ T11] ---[ end trace 0000000000000000 ]--- [ 354.938263][ T3840] br0: port 1(veth_A-C) entered blocking state [ 354.938628][ T3840] br0: port 1(veth_A-C) entered disabled state [ 354.939009][ T3840] veth_A-C: entered allmulticast mode [ 354.940012][ T3840] veth_A-C: entered promiscuous mode [ 354.941097][ T3840] br0: port 1(veth_A-C) entered blocking state [ 354.941431][ T3840] br0: port 1(veth_A-C) entered forwarding state [ 355.745116][ T3850] br0: port 2(vxlan_a) entered blocking state [ 355.745480][ T3850] br0: port 2(vxlan_a) entered disabled state [ 355.745867][ T3850] vxlan_a: entered allmulticast mode [ 355.746870][ T3850] vxlan_a: entered promiscuous mode [ 356.255839][ T3856] br0: port 2(vxlan_a) entered blocking state [ 356.256203][ T3856] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv4, bridged vxlan4: PMTU exceptions - nexthop objects [ OK ] [ 362.073617][ T11] vxlan_a: left allmulticast mode [ 362.074067][ T11] vxlan_a: left promiscuous mode [ 362.074579][ T11] br0: port 2(vxlan_a) entered disabled state [ 362.092387][ T11] veth_A-C: left allmulticast mode [ 362.092749][ T11] veth_A-C: left promiscuous mode [ 362.093155][ T11] br0: port 1(veth_A-C) entered disabled state [ 362.104881][ T11] ------------[ cut here ]------------ [ 362.105290][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 362.105732][ T11] WARNING: CPU: 3 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 362.106339][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 362.107054][ T11] CPU: 3 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 362.107665][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 362.108416][ T11] Workqueue: netns cleanup_net [ 362.108713][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 362.109105][ 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 94 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 [ 362.110284][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 362.110637][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 362.111150][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 362.111623][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 362.112109][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff8880096ca628 [ 362.112523][ T11] R13: ffff8880096cadf8 R14: ffffc900000bfc98 R15: ffff8880096cabc0 [ 362.112953][ T11] FS: 0000000000000000(0000) GS:ffff88802f200000(0000) knlGS:0000000000000000 [ 362.113415][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 362.113776][ T11] CR2: 00007feaa3b20000 CR3: 0000000035b34004 CR4: 00000000001706f0 [ 362.114204][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 362.114615][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 362.115064][ T11] Call Trace: [ 362.115296][ T11] [ 362.115504][ T11] ? __warn+0xcd/0x2d0 [ 362.115760][ T11] ? console_trylock+0x61/0xf0 [ 362.116083][ T11] ? sysfs_remove_group+0x101/0x160 [ 362.116408][ T11] ? report_bug+0x291/0x2e0 [ 362.116700][ T11] ? handle_bug+0x3d/0x80 [ 362.116969][ T11] ? exc_invalid_op+0x18/0x50 [ 362.117261][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 362.117583][ T11] ? desc_read+0x2af/0x440 [ 362.117880][ T11] ? sysfs_remove_group+0x101/0x160 [ 362.118223][ T11] br_dev_delete+0x10d/0x190 [ 362.118493][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 362.118840][ T11] cleanup_net+0x499/0xb50 [ 362.119133][ T11] ? lock_acquire+0x1c1/0x220 [ 362.119420][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 362.119721][ T11] ? lock_acquire+0x1c1/0x220 [ 362.120032][ T11] ? process_one_work+0x714/0x1310 [ 362.120320][ T11] process_one_work+0x78f/0x1310 [ 362.120682][ T11] ? __pfx_process_one_work+0x10/0x10 [ 362.121008][ T11] ? assign_work+0x16c/0x240 [ 362.121280][ T11] worker_thread+0x73d/0x1010 [ 362.121742][ T11] ? __pfx_worker_thread+0x10/0x10 [ 362.122143][ T11] kthread+0x292/0x360 [ 362.122494][ T11] ? __pfx_kthread+0x10/0x10 [ 362.122932][ T11] ret_from_fork+0x34/0x70 [ 362.123284][ T11] ? __pfx_kthread+0x10/0x10 [ 362.123647][ T11] ret_from_fork_asm+0x1b/0x30 [ 362.124046][ T11] [ 362.124287][ T11] irq event stamp: 4673271 [ 362.124637][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 362.125391][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 362.126218][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 362.126958][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 362.127757][ T11] ---[ end trace 0000000000000000 ]--- [ 369.562068][ T4026] br0: port 1(veth_A-C) entered blocking state [ 369.562459][ T4026] br0: port 1(veth_A-C) entered disabled state [ 369.563354][ T4026] veth_A-C: entered allmulticast mode [ 369.564752][ T4026] veth_A-C: entered promiscuous mode [ 369.568240][ T4026] br0: port 1(veth_A-C) entered blocking state [ 369.568586][ T4026] br0: port 1(veth_A-C) entered forwarding state [ 370.282560][ T4036] br0: port 2(vxlan_a) entered blocking state [ 370.283584][ T4036] br0: port 2(vxlan_a) entered disabled state [ 370.284022][ T4036] vxlan_a: entered allmulticast mode [ 370.285096][ T4036] vxlan_a: entered promiscuous mode [ 370.699778][ T4042] br0: port 2(vxlan_a) entered blocking state [ 370.700136][ T4042] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv6, bridged vxlan4: PMTU exceptions [ OK ] [ 376.533981][ T11] vxlan_a: left allmulticast mode [ 376.534319][ T11] vxlan_a: left promiscuous mode [ 376.534751][ T11] br0: port 2(vxlan_a) entered disabled state [ 376.548462][ T11] veth_A-C: left allmulticast mode [ 376.548801][ T11] veth_A-C: left promiscuous mode [ 376.549205][ T11] br0: port 1(veth_A-C) entered disabled state [ 376.562443][ T11] ------------[ cut here ]------------ [ 376.562825][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 376.563283][ T11] WARNING: CPU: 0 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 376.563899][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 376.564548][ T11] CPU: 0 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 376.565067][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 376.565883][ T11] Workqueue: netns cleanup_net [ 376.566224][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 376.566600][ 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 94 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 [ 376.567686][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 376.568069][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 376.568544][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 376.569049][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 376.569530][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff888009b5a628 [ 376.570034][ T11] R13: ffff888009b5adf8 R14: ffffc900000bfc98 R15: ffff888009b5abc0 [ 376.570548][ T11] FS: 0000000000000000(0000) GS:ffff88802e600000(0000) knlGS:0000000000000000 [ 376.571096][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 376.571498][ T11] CR2: 00007f4add33830d CR3: 0000000035b34006 CR4: 00000000001706f0 [ 376.571980][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 376.572476][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 376.572966][ T11] Call Trace: [ 376.573178][ T11] [ 376.573349][ T11] ? __warn+0xcd/0x2d0 [ 376.573608][ T11] ? console_trylock+0x61/0xf0 [ 376.573915][ T11] ? sysfs_remove_group+0x101/0x160 [ 376.574231][ T11] ? report_bug+0x291/0x2e0 [ 376.574499][ T11] ? handle_bug+0x3d/0x80 [ 376.574784][ T11] ? exc_invalid_op+0x18/0x50 [ 376.575076][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 376.575392][ T11] ? desc_read+0x2af/0x440 [ 376.575667][ T11] ? sysfs_remove_group+0x101/0x160 [ 376.576008][ T11] br_dev_delete+0x10d/0x190 [ 376.576317][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 376.576628][ T11] cleanup_net+0x499/0xb50 [ 376.576922][ T11] ? lock_acquire+0x1c1/0x220 [ 376.577208][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 376.577526][ T11] ? lock_acquire+0x1c1/0x220 [ 376.577797][ T11] ? process_one_work+0x714/0x1310 [ 376.578069][ T11] process_one_work+0x78f/0x1310 [ 376.578350][ T11] ? __pfx_process_one_work+0x10/0x10 [ 376.578649][ T11] ? assign_work+0x16c/0x240 [ 376.578920][ T11] worker_thread+0x73d/0x1010 [ 376.579197][ T11] ? __pfx_worker_thread+0x10/0x10 [ 376.579571][ T11] kthread+0x292/0x360 [ 376.579848][ T11] ? __pfx_kthread+0x10/0x10 [ 376.580162][ T11] ret_from_fork+0x34/0x70 [ 376.580456][ T11] ? __pfx_kthread+0x10/0x10 [ 376.580756][ T11] ret_from_fork_asm+0x1b/0x30 [ 376.581062][ T11] [ 376.581238][ T11] irq event stamp: 4673271 [ 376.581535][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 376.582103][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 376.582674][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 376.583241][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 376.583829][ T11] ---[ end trace 0000000000000000 ]--- [ 384.369548][ T4223] br0: port 1(veth_A-C) entered blocking state [ 384.369931][ T4223] br0: port 1(veth_A-C) entered disabled state [ 384.370312][ T4223] veth_A-C: entered allmulticast mode [ 384.371399][ T4223] veth_A-C: entered promiscuous mode [ 384.372358][ T4223] br0: port 1(veth_A-C) entered blocking state [ 384.372731][ T4223] br0: port 1(veth_A-C) entered forwarding state [ 385.109966][ T4233] br0: port 2(vxlan_a) entered blocking state [ 385.110335][ T4233] br0: port 2(vxlan_a) entered disabled state [ 385.110716][ T4233] vxlan_a: entered allmulticast mode [ 385.111760][ T4233] vxlan_a: entered promiscuous mode [ 385.559107][ T4239] br0: port 2(vxlan_a) entered blocking state [ 385.559478][ T4239] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv6, bridged vxlan4: PMTU exceptions - nexthop objects [ OK ] [ 391.781881][ T11] vxlan_a: left allmulticast mode [ 391.782298][ T11] vxlan_a: left promiscuous mode [ 391.782797][ T11] br0: port 2(vxlan_a) entered disabled state [ 391.795427][ T11] veth_A-C: left allmulticast mode [ 391.795846][ T11] veth_A-C: left promiscuous mode [ 391.796247][ T11] br0: port 1(veth_A-C) entered disabled state [ 391.814258][ T11] ------------[ cut here ]------------ [ 391.814710][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 391.815212][ T11] WARNING: CPU: 3 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 391.815907][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 391.816693][ T11] CPU: 3 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 391.817345][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 391.818157][ T11] Workqueue: netns cleanup_net [ 391.818501][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 391.818856][ 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 94 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 [ 391.819901][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 391.820226][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 391.820640][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 391.821069][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 391.821510][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800618a628 [ 391.821961][ T11] R13: ffff88800618adf8 R14: ffffc900000bfc98 R15: ffff88800618abc0 [ 391.822398][ T11] FS: 0000000000000000(0000) GS:ffff88802f200000(0000) knlGS:0000000000000000 [ 391.822927][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 391.823299][ T11] CR2: 00007ff606576000 CR3: 0000000035b34004 CR4: 00000000001706f0 [ 391.823729][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 391.824214][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 391.824652][ T11] Call Trace: [ 391.824849][ T11] [ 391.825019][ T11] ? __warn+0xcd/0x2d0 [ 391.825250][ T11] ? console_trylock+0x61/0xf0 [ 391.825538][ T11] ? sysfs_remove_group+0x101/0x160 [ 391.825958][ T11] ? report_bug+0x291/0x2e0 [ 391.826212][ T11] ? handle_bug+0x3d/0x80 [ 391.826460][ T11] ? exc_invalid_op+0x18/0x50 [ 391.826738][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 391.827042][ T11] ? desc_read+0x2af/0x440 [ 391.827301][ T11] ? sysfs_remove_group+0x101/0x160 [ 391.827591][ T11] br_dev_delete+0x10d/0x190 [ 391.827879][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 391.828228][ T11] cleanup_net+0x499/0xb50 [ 391.828555][ T11] ? lock_acquire+0x1c1/0x220 [ 391.828905][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 391.829206][ T11] ? lock_acquire+0x1c1/0x220 [ 391.829544][ T11] ? process_one_work+0x714/0x1310 [ 391.829917][ T11] process_one_work+0x78f/0x1310 [ 391.830268][ T11] ? __pfx_process_one_work+0x10/0x10 [ 391.830681][ T11] ? assign_work+0x16c/0x240 [ 391.831025][ T11] worker_thread+0x73d/0x1010 [ 391.831368][ T11] ? __pfx_worker_thread+0x10/0x10 [ 391.831763][ T11] kthread+0x292/0x360 [ 391.832092][ T11] ? __pfx_kthread+0x10/0x10 [ 391.832444][ T11] ret_from_fork+0x34/0x70 [ 391.832780][ T11] ? __pfx_kthread+0x10/0x10 [ 391.833129][ T11] ret_from_fork_asm+0x1b/0x30 [ 391.833498][ T11] [ 391.833745][ T11] irq event stamp: 4673271 [ 391.834058][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 391.834694][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 391.835330][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 391.835975][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 391.836594][ T11] ---[ end trace 0000000000000000 ]--- [ 399.441517][ T4408] br0: port 1(veth_A-C) entered blocking state [ 399.441917][ T4408] br0: port 1(veth_A-C) entered disabled state [ 399.442313][ T4408] veth_A-C: entered allmulticast mode [ 399.443399][ T4408] veth_A-C: entered promiscuous mode [ 399.444383][ T4408] br0: port 1(veth_A-C) entered blocking state [ 399.444752][ T4408] br0: port 1(veth_A-C) entered forwarding state [ 400.166843][ T4418] br0: port 2(vxlan_a) entered blocking state [ 400.167241][ T4418] br0: port 2(vxlan_a) entered disabled state [ 400.167619][ T4418] vxlan_a: entered allmulticast mode [ 400.169251][ T4418] vxlan_a: entered promiscuous mode [ 400.604926][ T4424] br0: port 2(vxlan_a) entered blocking state [ 400.605322][ T4424] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv4, bridged vxlan6: PMTU exceptions [ OK ] [ 406.446089][ T11] vxlan_a: left allmulticast mode [ 406.446593][ T11] vxlan_a: left promiscuous mode [ 406.447144][ T11] br0: port 2(vxlan_a) entered disabled state [ 406.458891][ T11] veth_A-C: left allmulticast mode [ 406.459337][ T11] veth_A-C: left promiscuous mode [ 406.459908][ T11] br0: port 1(veth_A-C) entered disabled state [ 406.473702][ T11] ------------[ cut here ]------------ [ 406.474036][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 406.474418][ T11] WARNING: CPU: 0 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 406.474995][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 406.475636][ T11] CPU: 0 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 406.476173][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 406.476818][ T11] Workqueue: netns cleanup_net [ 406.477143][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 406.477486][ 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 94 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 [ 406.478548][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 406.478934][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 406.479409][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 406.479898][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 406.480387][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88803720a628 [ 406.480897][ T11] R13: ffff88803720adf8 R14: ffffc900000bfc98 R15: ffff88803720abc0 [ 406.481373][ T11] FS: 0000000000000000(0000) GS:ffff88802e600000(0000) knlGS:0000000000000000 [ 406.481910][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 406.482305][ T11] CR2: 00007ffe657a4468 CR3: 00000000098e4005 CR4: 00000000001706f0 [ 406.482809][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 406.483271][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 406.483729][ T11] Call Trace: [ 406.483957][ T11] [ 406.484128][ T11] ? __warn+0xcd/0x2d0 [ 406.484375][ T11] ? console_trylock+0x61/0xf0 [ 406.484677][ T11] ? sysfs_remove_group+0x101/0x160 [ 406.484990][ T11] ? report_bug+0x291/0x2e0 [ 406.485343][ T11] ? handle_bug+0x3d/0x80 [ 406.485753][ T11] ? exc_invalid_op+0x18/0x50 [ 406.486134][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 406.486569][ T11] ? desc_read+0x2af/0x440 [ 406.486978][ T11] ? sysfs_remove_group+0x101/0x160 [ 406.487434][ T11] br_dev_delete+0x10d/0x190 [ 406.487852][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 406.488302][ T11] cleanup_net+0x499/0xb50 [ 406.488702][ T11] ? lock_acquire+0x1c1/0x220 [ 406.489114][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 406.489541][ T11] ? lock_acquire+0x1c1/0x220 [ 406.489963][ T11] ? process_one_work+0x714/0x1310 [ 406.490408][ T11] process_one_work+0x78f/0x1310 [ 406.490858][ T11] ? __pfx_process_one_work+0x10/0x10 [ 406.491285][ T11] ? assign_work+0x16c/0x240 [ 406.491552][ T11] worker_thread+0x73d/0x1010 [ 406.491850][ T11] ? __pfx_worker_thread+0x10/0x10 [ 406.492272][ T11] kthread+0x292/0x360 [ 406.492638][ T11] ? __pfx_kthread+0x10/0x10 [ 406.493008][ T11] ret_from_fork+0x34/0x70 [ 406.493390][ T11] ? __pfx_kthread+0x10/0x10 [ 406.493811][ T11] ret_from_fork_asm+0x1b/0x30 [ 406.494177][ T11] [ 406.494370][ T11] irq event stamp: 4673271 [ 406.494709][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 406.495432][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 406.496177][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 406.496911][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 406.497701][ T11] ---[ end trace 0000000000000000 ]--- [ 414.405027][ T4605] br0: port 1(veth_A-C) entered blocking state [ 414.405449][ T4605] br0: port 1(veth_A-C) entered disabled state [ 414.405900][ T4605] veth_A-C: entered allmulticast mode [ 414.407070][ T4605] veth_A-C: entered promiscuous mode [ 414.407998][ T4605] br0: port 1(veth_A-C) entered blocking state [ 414.408338][ T4605] br0: port 1(veth_A-C) entered forwarding state [ 415.154460][ T4615] br0: port 2(vxlan_a) entered blocking state [ 415.154830][ T4615] br0: port 2(vxlan_a) entered disabled state [ 415.155186][ T4615] vxlan_a: entered allmulticast mode [ 415.156231][ T4615] vxlan_a: entered promiscuous mode [ 415.630066][ T4621] br0: port 2(vxlan_a) entered blocking state [ 415.630430][ T4621] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv4, bridged vxlan6: PMTU exceptions - nexthop objects [ OK ] [ 421.487873][ T11] vxlan_a: left allmulticast mode [ 421.488202][ T11] vxlan_a: left promiscuous mode [ 421.488561][ T11] br0: port 2(vxlan_a) entered disabled state [ 421.508398][ T11] veth_A-C: left allmulticast mode [ 421.508736][ T11] veth_A-C: left promiscuous mode [ 421.509137][ T11] br0: port 1(veth_A-C) entered disabled state [ 421.521812][ T11] ------------[ cut here ]------------ [ 421.522170][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 421.522623][ T11] WARNING: CPU: 2 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 421.523184][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 421.523909][ T11] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 421.524493][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 421.525278][ T11] Workqueue: netns cleanup_net [ 421.525566][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 421.525955][ 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 94 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 [ 421.527150][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 421.527528][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 421.528023][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 421.528490][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 421.528966][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800632a628 [ 421.529402][ T11] R13: ffff88800632adf8 R14: ffffc900000bfc98 R15: ffff88800632abc0 [ 421.529850][ T11] FS: 0000000000000000(0000) GS:ffff88802ee00000(0000) knlGS:0000000000000000 [ 421.530341][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 421.530707][ T11] CR2: 00007fd383471270 CR3: 0000000035b34005 CR4: 00000000001706f0 [ 421.531149][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 421.531569][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 421.531989][ T11] Call Trace: [ 421.532168][ T11] [ 421.532325][ T11] ? __warn+0xcd/0x2d0 [ 421.532542][ T11] ? console_trylock+0x61/0xf0 [ 421.532810][ T11] ? sysfs_remove_group+0x101/0x160 [ 421.533114][ T11] ? report_bug+0x291/0x2e0 [ 421.533364][ T11] ? handle_bug+0x3d/0x80 [ 421.533642][ T11] ? exc_invalid_op+0x18/0x50 [ 421.533953][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 421.534245][ T11] ? desc_read+0x2af/0x440 [ 421.534503][ T11] ? sysfs_remove_group+0x101/0x160 [ 421.534827][ T11] br_dev_delete+0x10d/0x190 [ 421.535119][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 421.535443][ T11] cleanup_net+0x499/0xb50 [ 421.535776][ T11] ? lock_acquire+0x1c1/0x220 [ 421.536067][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 421.536347][ T11] ? lock_acquire+0x1c1/0x220 [ 421.536610][ T11] ? process_one_work+0x714/0x1310 [ 421.536909][ T11] process_one_work+0x78f/0x1310 [ 421.537191][ T11] ? __pfx_process_one_work+0x10/0x10 [ 421.537501][ T11] ? assign_work+0x16c/0x240 [ 421.537782][ T11] worker_thread+0x73d/0x1010 [ 421.538042][ T11] ? __pfx_worker_thread+0x10/0x10 [ 421.538330][ T11] kthread+0x292/0x360 [ 421.538564][ T11] ? __pfx_kthread+0x10/0x10 [ 421.538836][ T11] ret_from_fork+0x34/0x70 [ 421.539095][ T11] ? __pfx_kthread+0x10/0x10 [ 421.539353][ T11] ret_from_fork_asm+0x1b/0x30 [ 421.539629][ T11] [ 421.539821][ T11] irq event stamp: 4673271 [ 421.540084][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 421.540649][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 421.541152][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 421.541645][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 421.542171][ T11] ---[ end trace 0000000000000000 ]--- [ 429.051823][ T4790] br0: port 1(veth_A-C) entered blocking state [ 429.052191][ T4790] br0: port 1(veth_A-C) entered disabled state [ 429.052578][ T4790] veth_A-C: entered allmulticast mode [ 429.053925][ T4790] veth_A-C: entered promiscuous mode [ 429.054839][ T4790] br0: port 1(veth_A-C) entered blocking state [ 429.055171][ T4790] br0: port 1(veth_A-C) entered forwarding state [ 429.806681][ T4800] br0: port 2(vxlan_a) entered blocking state [ 429.807063][ T4800] br0: port 2(vxlan_a) entered disabled state [ 429.807441][ T4800] vxlan_a: entered allmulticast mode [ 429.809448][ T4800] vxlan_a: entered promiscuous mode [ 430.219105][ T4806] br0: port 2(vxlan_a) entered blocking state [ 430.219474][ T4806] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv6, bridged vxlan6: PMTU exceptions [ OK ] [ 436.051870][ T11] vxlan_a: left allmulticast mode [ 436.052190][ T11] vxlan_a: left promiscuous mode [ 436.052540][ T11] br0: port 2(vxlan_a) entered disabled state [ 436.065433][ T11] veth_A-C: left allmulticast mode [ 436.065942][ T11] veth_A-C: left promiscuous mode [ 436.066505][ T11] br0: port 1(veth_A-C) entered disabled state [ 436.079070][ T11] ------------[ cut here ]------------ [ 436.079541][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 436.080208][ T11] WARNING: CPU: 1 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 436.081030][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 436.082129][ T11] CPU: 1 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 436.082824][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 436.083573][ T11] Workqueue: netns cleanup_net [ 436.083876][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 436.084253][ 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 94 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 [ 436.085476][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 436.085846][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 436.086326][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 436.086807][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 436.087227][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800988a628 [ 436.087641][ T11] R13: ffff88800988adf8 R14: ffffc900000bfc98 R15: ffff88800988abc0 [ 436.088079][ T11] FS: 0000000000000000(0000) GS:ffff88802ea00000(0000) knlGS:0000000000000000 [ 436.088543][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 436.088900][ T11] CR2: 00007f01d0ac2000 CR3: 00000000084a4001 CR4: 00000000001706f0 [ 436.089587][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 436.090090][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 436.090599][ T11] Call Trace: [ 436.090795][ T11] [ 436.090951][ T11] ? __warn+0xcd/0x2d0 [ 436.091260][ T11] ? console_trylock+0x61/0xf0 [ 436.091593][ T11] ? sysfs_remove_group+0x101/0x160 [ 436.091954][ T11] ? report_bug+0x291/0x2e0 [ 436.092238][ T11] ? handle_bug+0x3d/0x80 [ 436.092522][ T11] ? exc_invalid_op+0x18/0x50 [ 436.092824][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 436.093119][ T11] ? desc_read+0x2af/0x440 [ 436.093388][ T11] ? sysfs_remove_group+0x101/0x160 [ 436.093737][ T11] br_dev_delete+0x10d/0x190 [ 436.094003][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 436.094335][ T11] cleanup_net+0x499/0xb50 [ 436.094608][ T11] ? lock_acquire+0x1c1/0x220 [ 436.094892][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 436.095207][ T11] ? lock_acquire+0x1c1/0x220 [ 436.095505][ T11] ? process_one_work+0x714/0x1310 [ 436.095793][ T11] process_one_work+0x78f/0x1310 [ 436.096093][ T11] ? __pfx_process_one_work+0x10/0x10 [ 436.096436][ T11] ? assign_work+0x16c/0x240 [ 436.096698][ T11] worker_thread+0x73d/0x1010 [ 436.096972][ T11] ? __pfx_worker_thread+0x10/0x10 [ 436.097302][ T11] kthread+0x292/0x360 [ 436.097544][ T11] ? __pfx_kthread+0x10/0x10 [ 436.097822][ T11] ret_from_fork+0x34/0x70 [ 436.098079][ T11] ? __pfx_kthread+0x10/0x10 [ 436.098337][ T11] ret_from_fork_asm+0x1b/0x30 [ 436.098636][ T11] [ 436.098816][ T11] irq event stamp: 4673271 [ 436.099048][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 436.099531][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 436.100030][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 436.100516][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 436.101051][ T11] ---[ end trace 0000000000000000 ]--- [ 443.834140][ T4987] br0: port 1(veth_A-C) entered blocking state [ 443.834540][ T4987] br0: port 1(veth_A-C) entered disabled state [ 443.834927][ T4987] veth_A-C: entered allmulticast mode [ 443.836002][ T4987] veth_A-C: entered promiscuous mode [ 443.836961][ T4987] br0: port 1(veth_A-C) entered blocking state [ 443.837298][ T4987] br0: port 1(veth_A-C) entered forwarding state [ 444.635650][ T4997] br0: port 2(vxlan_a) entered blocking state [ 444.636032][ T4997] br0: port 2(vxlan_a) entered disabled state [ 444.636402][ T4997] vxlan_a: entered allmulticast mode [ 444.637428][ T4997] vxlan_a: entered promiscuous mode [ 445.084088][ T5003] br0: port 2(vxlan_a) entered blocking state [ 445.084464][ T5003] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv6, bridged vxlan6: PMTU exceptions - nexthop objects [ OK ] [ 451.217886][ T11] vxlan_a: left allmulticast mode [ 451.218248][ T11] vxlan_a: left promiscuous mode [ 451.218641][ T11] br0: port 2(vxlan_a) entered disabled state [ 451.234363][ T11] veth_A-C: left allmulticast mode [ 451.234725][ T11] veth_A-C: left promiscuous mode [ 451.235080][ T11] br0: port 1(veth_A-C) entered disabled state [ 451.247578][ T11] ------------[ cut here ]------------ [ 451.247921][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 451.248310][ T11] WARNING: CPU: 3 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 451.248831][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 451.249472][ T11] CPU: 3 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 451.250010][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 451.250684][ T11] Workqueue: netns cleanup_net [ 451.250958][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 451.251282][ 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 94 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 [ 451.252330][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 451.252666][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 451.253097][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 451.253584][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 451.254073][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff888009f1a628 [ 451.254580][ T11] R13: ffff888009f1adf8 R14: ffffc900000bfc98 R15: ffff888009f1abc0 [ 451.255070][ T11] FS: 0000000000000000(0000) GS:ffff88802f200000(0000) knlGS:0000000000000000 [ 451.255726][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 451.256098][ T11] CR2: 00007fa388bda000 CR3: 0000000035b34006 CR4: 00000000001706f0 [ 451.256576][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 451.257009][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 451.257532][ T11] Call Trace: [ 451.257747][ T11] [ 451.257918][ T11] ? __warn+0xcd/0x2d0 [ 451.258173][ T11] ? console_trylock+0x61/0xf0 [ 451.258475][ T11] ? sysfs_remove_group+0x101/0x160 [ 451.258805][ T11] ? report_bug+0x291/0x2e0 [ 451.259102][ T11] ? handle_bug+0x3d/0x80 [ 451.259380][ T11] ? exc_invalid_op+0x18/0x50 [ 451.259699][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 451.259995][ T11] ? desc_read+0x2af/0x440 [ 451.260252][ T11] ? sysfs_remove_group+0x101/0x160 [ 451.260577][ T11] br_dev_delete+0x10d/0x190 [ 451.260897][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 451.261216][ T11] cleanup_net+0x499/0xb50 [ 451.261469][ T11] ? lock_acquire+0x1c1/0x220 [ 451.261751][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 451.262070][ T11] ? lock_acquire+0x1c1/0x220 [ 451.262331][ T11] ? process_one_work+0x714/0x1310 [ 451.262631][ T11] process_one_work+0x78f/0x1310 [ 451.262975][ T11] ? __pfx_process_one_work+0x10/0x10 [ 451.263321][ T11] ? assign_work+0x16c/0x240 [ 451.263577][ T11] worker_thread+0x73d/0x1010 [ 451.263898][ T11] ? __pfx_worker_thread+0x10/0x10 [ 451.264220][ T11] kthread+0x292/0x360 [ 451.264443][ T11] ? __pfx_kthread+0x10/0x10 [ 451.264721][ T11] ret_from_fork+0x34/0x70 [ 451.264963][ T11] ? __pfx_kthread+0x10/0x10 [ 451.265202][ T11] ret_from_fork_asm+0x1b/0x30 [ 451.265504][ T11] [ 451.265679][ T11] irq event stamp: 4673271 [ 451.265920][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 451.266440][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 451.266940][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 451.267440][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 451.268079][ T11] ---[ end trace 0000000000000000 ]--- [ 458.862641][ T5175] br0: port 1(veth_A-C) entered blocking state [ 458.863174][ T5175] br0: port 1(veth_A-C) entered disabled state [ 458.863711][ T5175] veth_A-C: entered allmulticast mode [ 458.865330][ T5175] veth_A-C: entered promiscuous mode [ 458.867244][ T5175] br0: port 1(veth_A-C) entered blocking state [ 458.867588][ T5175] br0: port 1(veth_A-C) entered forwarding state [ 459.590628][ T5185] br0: port 2(geneve_a) entered blocking state [ 459.591006][ T5185] br0: port 2(geneve_a) entered disabled state [ 459.591367][ T5185] geneve_a: entered allmulticast mode [ 459.592362][ T5185] geneve_a: entered promiscuous mode [ 460.013846][ T5191] br0: port 2(geneve_a) entered blocking state [ 460.014220][ T5191] br0: port 2(geneve_a) entered forwarding state # TEST: IPv4, bridged geneve4: PMTU exceptions [ OK ] [ 465.817774][ T11] geneve_a: left allmulticast mode [ 465.818087][ T11] geneve_a: left promiscuous mode [ 465.818453][ T11] br0: port 2(geneve_a) entered disabled state [ 465.827474][ T11] veth_A-C: left allmulticast mode [ 465.827820][ T11] veth_A-C: left promiscuous mode [ 465.828177][ T11] br0: port 1(veth_A-C) entered disabled state [ 465.839462][ T11] ------------[ cut here ]------------ [ 465.839941][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 465.840437][ T11] WARNING: CPU: 2 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 465.841116][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 465.841830][ T11] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 465.842563][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 465.843430][ T11] Workqueue: netns cleanup_net [ 465.843718][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 465.844050][ 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 94 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 [ 465.845188][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 465.845552][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 465.846090][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 465.846565][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 465.847109][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff888009cca628 [ 465.847769][ T11] R13: ffff888009ccadf8 R14: ffffc900000bfc98 R15: ffff888009ccabc0 [ 465.848435][ T11] FS: 0000000000000000(0000) GS:ffff88802ee00000(0000) knlGS:0000000000000000 [ 465.849146][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 465.849706][ T11] CR2: 00007ffed1995c38 CR3: 0000000035b34006 CR4: 00000000001706f0 [ 465.850367][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 465.850995][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 465.851555][ T11] Call Trace: [ 465.851784][ T11] [ 465.851995][ T11] ? __warn+0xcd/0x2d0 [ 465.852287][ T11] ? console_trylock+0x61/0xf0 [ 465.852619][ T11] ? sysfs_remove_group+0x101/0x160 [ 465.852982][ T11] ? report_bug+0x291/0x2e0 [ 465.853314][ T11] ? handle_bug+0x3d/0x80 [ 465.853605][ T11] ? exc_invalid_op+0x18/0x50 [ 465.854000][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 465.854338][ T11] ? desc_read+0x2af/0x440 [ 465.854618][ T11] ? sysfs_remove_group+0x101/0x160 [ 465.854945][ T11] br_dev_delete+0x10d/0x190 [ 465.855311][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 465.855646][ T11] cleanup_net+0x499/0xb50 [ 465.855930][ T11] ? lock_acquire+0x1c1/0x220 [ 465.856206][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 465.856504][ T11] ? lock_acquire+0x1c1/0x220 [ 465.856789][ T11] ? process_one_work+0x714/0x1310 [ 465.857081][ T11] process_one_work+0x78f/0x1310 [ 465.857411][ T11] ? __pfx_process_one_work+0x10/0x10 [ 465.857735][ T11] ? assign_work+0x16c/0x240 [ 465.858049][ T11] worker_thread+0x73d/0x1010 [ 465.858339][ T11] ? __pfx_worker_thread+0x10/0x10 [ 465.858634][ T11] kthread+0x292/0x360 [ 465.858879][ T11] ? __pfx_kthread+0x10/0x10 [ 465.859157][ T11] ret_from_fork+0x34/0x70 [ 465.859401][ T11] ? __pfx_kthread+0x10/0x10 [ 465.859755][ T11] ret_from_fork_asm+0x1b/0x30 [ 465.860053][ T11] [ 465.860229][ T11] irq event stamp: 4673271 [ 465.860475][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 465.861075][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 465.861617][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 465.862121][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 465.862648][ T11] ---[ end trace 0000000000000000 ]--- [ 473.869027][ T5372] br0: port 1(veth_A-C) entered blocking state [ 473.869406][ T5372] br0: port 1(veth_A-C) entered disabled state [ 473.870775][ T5372] veth_A-C: entered allmulticast mode [ 473.871819][ T5372] veth_A-C: entered promiscuous mode [ 473.872715][ T5372] br0: port 1(veth_A-C) entered blocking state [ 473.873041][ T5372] br0: port 1(veth_A-C) entered forwarding state [ 474.686447][ T5382] br0: port 2(geneve_a) entered blocking state [ 474.686819][ T5382] br0: port 2(geneve_a) entered disabled state [ 474.687192][ T5382] geneve_a: entered allmulticast mode [ 474.688226][ T5382] geneve_a: entered promiscuous mode [ 475.182555][ T5388] br0: port 2(geneve_a) entered blocking state [ 475.182931][ T5388] br0: port 2(geneve_a) entered forwarding state # TEST: IPv4, bridged geneve4: PMTU exceptions - nexthop objects [ OK ] [ 481.085719][ T11] geneve_a: left allmulticast mode [ 481.086038][ T11] geneve_a: left promiscuous mode [ 481.086390][ T11] br0: port 2(geneve_a) entered disabled state [ 481.099297][ T11] veth_A-C: left allmulticast mode [ 481.099604][ T11] veth_A-C: left promiscuous mode [ 481.100040][ T11] br0: port 1(veth_A-C) entered disabled state [ 481.109449][ T11] ------------[ cut here ]------------ [ 481.109932][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 481.110346][ T11] WARNING: CPU: 0 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 481.110928][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 481.111596][ T11] CPU: 0 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 481.112160][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 481.112842][ T11] Workqueue: netns cleanup_net [ 481.113139][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 481.113489][ 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 94 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 [ 481.114555][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 481.114927][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 481.115378][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 481.115841][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 481.116307][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff888004a52628 [ 481.116765][ T11] R13: ffff888004a52df8 R14: ffffc900000bfc98 R15: ffff888004a52bc0 [ 481.117200][ T11] FS: 0000000000000000(0000) GS:ffff88802e600000(0000) knlGS:0000000000000000 [ 481.117712][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 481.118110][ T11] CR2: 00007efd6d14b000 CR3: 0000000035b34001 CR4: 00000000001706f0 [ 481.118562][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 481.119012][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 481.119468][ T11] Call Trace: [ 481.119696][ T11] [ 481.119858][ T11] ? __warn+0xcd/0x2d0 [ 481.120111][ T11] ? console_trylock+0x61/0xf0 [ 481.120389][ T11] ? sysfs_remove_group+0x101/0x160 [ 481.120708][ T11] ? report_bug+0x291/0x2e0 [ 481.121000][ T11] ? handle_bug+0x3d/0x80 [ 481.121270][ T11] ? exc_invalid_op+0x18/0x50 [ 481.121618][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 481.121976][ T11] ? desc_read+0x2af/0x440 [ 481.122261][ T11] ? sysfs_remove_group+0x101/0x160 [ 481.122616][ T11] br_dev_delete+0x10d/0x190 [ 481.122970][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 481.123430][ T11] cleanup_net+0x499/0xb50 [ 481.123814][ T11] ? lock_acquire+0x1c1/0x220 [ 481.124231][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 481.124689][ T11] ? lock_acquire+0x1c1/0x220 [ 481.125099][ T11] ? process_one_work+0x714/0x1310 [ 481.125690][ T11] process_one_work+0x78f/0x1310 [ 481.126131][ T11] ? __pfx_process_one_work+0x10/0x10 [ 481.126603][ T11] ? assign_work+0x16c/0x240 [ 481.127019][ T11] worker_thread+0x73d/0x1010 [ 481.127420][ T11] ? __pfx_worker_thread+0x10/0x10 [ 481.127873][ T11] kthread+0x292/0x360 [ 481.128198][ T11] ? __pfx_kthread+0x10/0x10 [ 481.128489][ T11] ret_from_fork+0x34/0x70 [ 481.128781][ T11] ? __pfx_kthread+0x10/0x10 [ 481.129199][ T11] ret_from_fork_asm+0x1b/0x30 [ 481.129644][ T11] [ 481.129913][ T11] irq event stamp: 4673271 [ 481.130279][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 481.131052][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 481.131684][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 481.132439][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 481.133269][ T11] ---[ end trace 0000000000000000 ]--- [ 488.800878][ T5557] br0: port 1(veth_A-C) entered blocking state [ 488.801245][ T5557] br0: port 1(veth_A-C) entered disabled state [ 488.801608][ T5557] veth_A-C: entered allmulticast mode [ 488.802591][ T5557] veth_A-C: entered promiscuous mode [ 488.803474][ T5557] br0: port 1(veth_A-C) entered blocking state [ 488.803822][ T5557] br0: port 1(veth_A-C) entered forwarding state [ 489.561924][ T5567] br0: port 2(geneve_a) entered blocking state [ 489.562297][ T5567] br0: port 2(geneve_a) entered disabled state [ 489.562696][ T5567] geneve_a: entered allmulticast mode [ 489.564378][ T5567] geneve_a: entered promiscuous mode [ 490.005860][ T5573] br0: port 2(geneve_a) entered blocking state [ 490.006230][ T5573] br0: port 2(geneve_a) entered forwarding state # TEST: IPv6, bridged geneve4: PMTU exceptions [ OK ] [ 495.897893][ T11] geneve_a: left allmulticast mode [ 495.898199][ T11] geneve_a: left promiscuous mode [ 495.898553][ T11] br0: port 2(geneve_a) entered disabled state [ 495.917403][ T11] veth_A-C: left allmulticast mode [ 495.917760][ T11] veth_A-C: left promiscuous mode [ 495.918100][ T11] br0: port 1(veth_A-C) entered disabled state [ 495.927758][ T11] ------------[ cut here ]------------ [ 495.928108][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 495.928488][ T11] WARNING: CPU: 2 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 495.928982][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 495.929602][ T11] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 495.930108][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 495.930797][ T11] Workqueue: netns cleanup_net [ 495.931056][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 495.931363][ 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 94 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 [ 495.932489][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 495.932843][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 495.933444][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 495.934125][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 495.934803][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800974a628 [ 495.935504][ T11] R13: ffff88800974adf8 R14: ffffc900000bfc98 R15: ffff88800974abc0 [ 495.936192][ T11] FS: 0000000000000000(0000) GS:ffff88802ee00000(0000) knlGS:0000000000000000 [ 495.936965][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 495.937536][ T11] CR2: 000055832ea930f0 CR3: 0000000035b34006 CR4: 00000000001706f0 [ 495.938173][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 495.938813][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 495.939435][ T11] Call Trace: [ 495.939693][ T11] [ 495.939958][ T11] ? __warn+0xcd/0x2d0 [ 495.940285][ T11] ? console_trylock+0x61/0xf0 [ 495.940559][ T11] ? sysfs_remove_group+0x101/0x160 [ 495.940872][ T11] ? report_bug+0x291/0x2e0 [ 495.941141][ T11] ? handle_bug+0x3d/0x80 [ 495.941387][ T11] ? exc_invalid_op+0x18/0x50 [ 495.941648][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 495.941946][ T11] ? desc_read+0x2af/0x440 [ 495.942209][ T11] ? sysfs_remove_group+0x101/0x160 [ 495.942497][ T11] br_dev_delete+0x10d/0x190 [ 495.942769][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 495.943159][ T11] cleanup_net+0x499/0xb50 [ 495.943485][ T11] ? lock_acquire+0x1c1/0x220 [ 495.943761][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 495.944045][ T11] ? lock_acquire+0x1c1/0x220 [ 495.944289][ T11] ? process_one_work+0x714/0x1310 [ 495.944559][ T11] process_one_work+0x78f/0x1310 [ 495.944830][ T11] ? __pfx_process_one_work+0x10/0x10 [ 495.945215][ T11] ? assign_work+0x16c/0x240 [ 495.945457][ T11] worker_thread+0x73d/0x1010 [ 495.945719][ T11] ? __pfx_worker_thread+0x10/0x10 [ 495.946003][ T11] kthread+0x292/0x360 [ 495.946221][ T11] ? __pfx_kthread+0x10/0x10 [ 495.946464][ T11] ret_from_fork+0x34/0x70 [ 495.946710][ T11] ? __pfx_kthread+0x10/0x10 [ 495.946962][ T11] ret_from_fork_asm+0x1b/0x30 [ 495.947221][ T11] [ 495.947382][ T11] irq event stamp: 4673271 [ 495.947616][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 495.948117][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 495.948640][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 495.949241][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 495.949925][ T11] ---[ end trace 0000000000000000 ]--- [ 503.926410][ T5755] br0: port 1(veth_A-C) entered blocking state [ 503.926790][ T5755] br0: port 1(veth_A-C) entered disabled state [ 503.927226][ T5755] veth_A-C: entered allmulticast mode [ 503.928233][ T5755] veth_A-C: entered promiscuous mode [ 503.934228][ T5755] br0: port 1(veth_A-C) entered blocking state [ 503.934578][ T5755] br0: port 1(veth_A-C) entered forwarding state [ 504.658940][ T5765] br0: port 2(geneve_a) entered blocking state [ 504.659313][ T5765] br0: port 2(geneve_a) entered disabled state [ 504.659692][ T5765] geneve_a: entered allmulticast mode [ 504.660742][ T5765] geneve_a: entered promiscuous mode [ 505.114577][ T5771] br0: port 2(geneve_a) entered blocking state [ 505.114969][ T5771] br0: port 2(geneve_a) entered forwarding state # TEST: IPv6, bridged geneve4: PMTU exceptions - nexthop objects [ OK ] [ 510.968870][ T11] geneve_a: left allmulticast mode [ 510.969766][ T11] geneve_a: left promiscuous mode [ 510.970313][ T11] br0: port 2(geneve_a) entered disabled state [ 510.982336][ T11] veth_A-C: left allmulticast mode [ 510.982734][ T11] veth_A-C: left promiscuous mode [ 510.983227][ T11] br0: port 1(veth_A-C) entered disabled state [ 510.992144][ T11] ------------[ cut here ]------------ [ 510.992494][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 510.992897][ T11] WARNING: CPU: 3 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 510.993410][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 510.994082][ T11] CPU: 3 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 510.994619][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 510.995315][ T11] Workqueue: netns cleanup_net [ 510.995575][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 510.995890][ 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 94 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 [ 510.996906][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 510.997265][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 510.997708][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 510.998166][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 510.998591][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800a93a628 [ 510.999062][ T11] R13: ffff88800a93adf8 R14: ffffc900000bfc98 R15: ffff88800a93abc0 [ 510.999498][ T11] FS: 0000000000000000(0000) GS:ffff88802f200000(0000) knlGS:0000000000000000 [ 511.000021][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 511.000390][ T11] CR2: 00007fc3a5ced000 CR3: 0000000035b34002 CR4: 00000000001706f0 [ 511.000839][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 511.001310][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 511.001765][ T11] Call Trace: [ 511.001974][ T11] [ 511.002172][ T11] ? __warn+0xcd/0x2d0 [ 511.002417][ T11] ? console_trylock+0x61/0xf0 [ 511.002781][ T11] ? sysfs_remove_group+0x101/0x160 [ 511.003215][ T11] ? report_bug+0x291/0x2e0 [ 511.003504][ T11] ? handle_bug+0x3d/0x80 [ 511.003876][ T11] ? exc_invalid_op+0x18/0x50 [ 511.004225][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 511.004630][ T11] ? desc_read+0x2af/0x440 [ 511.005014][ T11] ? sysfs_remove_group+0x101/0x160 [ 511.005429][ T11] br_dev_delete+0x10d/0x190 [ 511.005814][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 511.006230][ T11] cleanup_net+0x499/0xb50 [ 511.006571][ T11] ? lock_acquire+0x1c1/0x220 [ 511.006984][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 511.007378][ T11] ? lock_acquire+0x1c1/0x220 [ 511.007782][ T11] ? process_one_work+0x714/0x1310 [ 511.008138][ T11] process_one_work+0x78f/0x1310 [ 511.008487][ T11] ? __pfx_process_one_work+0x10/0x10 [ 511.008891][ T11] ? assign_work+0x16c/0x240 [ 511.009207][ T11] worker_thread+0x73d/0x1010 [ 511.009557][ T11] ? __pfx_worker_thread+0x10/0x10 [ 511.009830][ T11] kthread+0x292/0x360 [ 511.010046][ T11] ? __pfx_kthread+0x10/0x10 [ 511.010291][ T11] ret_from_fork+0x34/0x70 [ 511.010525][ T11] ? __pfx_kthread+0x10/0x10 [ 511.010889][ T11] ret_from_fork_asm+0x1b/0x30 [ 511.011179][ T11] [ 511.011375][ T11] irq event stamp: 4673271 [ 511.011650][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 511.012374][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 511.012967][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 511.013644][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 511.014448][ T11] ---[ end trace 0000000000000000 ]--- [ 518.564714][ T5940] br0: port 1(veth_A-C) entered blocking state [ 518.565102][ T5940] br0: port 1(veth_A-C) entered disabled state [ 518.565469][ T5940] veth_A-C: entered allmulticast mode [ 518.566857][ T5940] veth_A-C: entered promiscuous mode [ 518.567739][ T5940] br0: port 1(veth_A-C) entered blocking state [ 518.568075][ T5940] br0: port 1(veth_A-C) entered forwarding state [ 519.312354][ T5950] br0: port 2(geneve_a) entered blocking state [ 519.313383][ T5950] br0: port 2(geneve_a) entered disabled state [ 519.313861][ T5950] geneve_a: entered allmulticast mode [ 519.314910][ T5950] geneve_a: entered promiscuous mode [ 519.776196][ T5956] br0: port 2(geneve_a) entered blocking state [ 519.776738][ T5956] br0: port 2(geneve_a) entered forwarding state # TEST: IPv4, bridged geneve6: PMTU exceptions [ OK ] [ 525.668779][ T11] geneve_a: left allmulticast mode [ 525.669106][ T11] geneve_a: left promiscuous mode [ 525.669493][ T11] br0: port 2(geneve_a) entered disabled state [ 525.682026][ T11] veth_A-C: left allmulticast mode [ 525.682402][ T11] veth_A-C: left promiscuous mode [ 525.682866][ T11] br0: port 1(veth_A-C) entered disabled state [ 525.692085][ T11] ------------[ cut here ]------------ [ 525.692447][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 525.692913][ T11] WARNING: CPU: 3 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 525.693475][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 525.694145][ T11] CPU: 3 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 525.694689][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 525.695410][ T11] Workqueue: netns cleanup_net [ 525.695757][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 525.696171][ 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 94 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 [ 525.697667][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 525.698129][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 525.698634][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 525.699113][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 525.699565][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800623a628 [ 525.700045][ T11] R13: ffff88800623adf8 R14: ffffc900000bfc98 R15: ffff88800623abc0 [ 525.700509][ T11] FS: 0000000000000000(0000) GS:ffff88802f200000(0000) knlGS:0000000000000000 [ 525.701056][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 525.701430][ T11] CR2: 00007f845c6f7000 CR3: 0000000035b34003 CR4: 00000000001706f0 [ 525.701925][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 525.702405][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 525.702884][ T11] Call Trace: [ 525.703075][ T11] [ 525.703251][ T11] ? __warn+0xcd/0x2d0 [ 525.703517][ T11] ? console_trylock+0x61/0xf0 [ 525.703815][ T11] ? sysfs_remove_group+0x101/0x160 [ 525.704104][ T11] ? report_bug+0x291/0x2e0 [ 525.704359][ T11] ? handle_bug+0x3d/0x80 [ 525.704599][ T11] ? exc_invalid_op+0x18/0x50 [ 525.704862][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 525.705156][ T11] ? desc_read+0x2af/0x440 [ 525.705400][ T11] ? sysfs_remove_group+0x101/0x160 [ 525.705697][ T11] br_dev_delete+0x10d/0x190 [ 525.705988][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 525.706301][ T11] cleanup_net+0x499/0xb50 [ 525.706575][ T11] ? lock_acquire+0x1c1/0x220 [ 525.706866][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 525.707202][ T11] ? lock_acquire+0x1c1/0x220 [ 525.707476][ T11] ? process_one_work+0x714/0x1310 [ 525.707788][ T11] process_one_work+0x78f/0x1310 [ 525.708106][ T11] ? __pfx_process_one_work+0x10/0x10 [ 525.708412][ T11] ? assign_work+0x16c/0x240 [ 525.708688][ T11] worker_thread+0x73d/0x1010 [ 525.708971][ T11] ? __pfx_worker_thread+0x10/0x10 [ 525.709259][ T11] kthread+0x292/0x360 [ 525.709498][ T11] ? __pfx_kthread+0x10/0x10 [ 525.709791][ T11] ret_from_fork+0x34/0x70 [ 525.710047][ T11] ? __pfx_kthread+0x10/0x10 [ 525.710300][ T11] ret_from_fork_asm+0x1b/0x30 [ 525.710617][ T11] [ 525.710805][ T11] irq event stamp: 4673271 [ 525.711049][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 525.711601][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 525.712128][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 525.712687][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 525.713272][ T11] ---[ end trace 0000000000000000 ]--- [ 533.565216][ T6137] br0: port 1(veth_A-C) entered blocking state [ 533.565578][ T6137] br0: port 1(veth_A-C) entered disabled state [ 533.566821][ T6137] veth_A-C: entered allmulticast mode [ 533.567880][ T6137] veth_A-C: entered promiscuous mode [ 533.568800][ T6137] br0: port 1(veth_A-C) entered blocking state [ 533.569136][ T6137] br0: port 1(veth_A-C) entered forwarding state [ 534.329261][ T6147] br0: port 2(geneve_a) entered blocking state [ 534.329629][ T6147] br0: port 2(geneve_a) entered disabled state [ 534.330198][ T6147] geneve_a: entered allmulticast mode [ 534.331202][ T6147] geneve_a: entered promiscuous mode [ 534.750182][ T6153] br0: port 2(geneve_a) entered blocking state [ 534.750569][ T6153] br0: port 2(geneve_a) entered forwarding state # TEST: IPv4, bridged geneve6: PMTU exceptions - nexthop objects [ OK ] [ 540.601940][ T11] geneve_a: left allmulticast mode [ 540.602466][ T11] geneve_a: left promiscuous mode [ 540.603062][ T11] br0: port 2(geneve_a) entered disabled state [ 540.620549][ T11] veth_A-C: left allmulticast mode [ 540.620925][ T11] veth_A-C: left promiscuous mode [ 540.621312][ T11] br0: port 1(veth_A-C) entered disabled state [ 540.632146][ T11] ------------[ cut here ]------------ [ 540.632688][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 540.633232][ T11] WARNING: CPU: 0 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 540.634003][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 540.634990][ T11] CPU: 0 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 540.635801][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 540.636675][ T11] Workqueue: netns cleanup_net [ 540.636974][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 540.637387][ 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 94 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 [ 540.638513][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 540.638952][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 540.639491][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 540.639973][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 540.640560][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff888009b72628 [ 540.641172][ T11] R13: ffff888009b72df8 R14: ffffc900000bfc98 R15: ffff888009b72bc0 [ 540.641790][ T11] FS: 0000000000000000(0000) GS:ffff88802e600000(0000) knlGS:0000000000000000 [ 540.642542][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 540.643103][ T11] CR2: 00007f568a9d7270 CR3: 0000000035b34001 CR4: 00000000001706f0 [ 540.643789][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 540.644454][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 540.645089][ T11] Call Trace: [ 540.645368][ T11] [ 540.645671][ T11] ? __warn+0xcd/0x2d0 [ 540.646050][ T11] ? console_trylock+0x61/0xf0 [ 540.646468][ T11] ? sysfs_remove_group+0x101/0x160 [ 540.646929][ T11] ? report_bug+0x291/0x2e0 [ 540.647353][ T11] ? handle_bug+0x3d/0x80 [ 540.647754][ T11] ? exc_invalid_op+0x18/0x50 [ 540.648173][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 540.648505][ T11] ? desc_read+0x2af/0x440 [ 540.648805][ T11] ? sysfs_remove_group+0x101/0x160 [ 540.649165][ T11] br_dev_delete+0x10d/0x190 [ 540.649466][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 540.649786][ T11] cleanup_net+0x499/0xb50 [ 540.650068][ T11] ? lock_acquire+0x1c1/0x220 [ 540.650357][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 540.650666][ T11] ? lock_acquire+0x1c1/0x220 [ 540.650944][ T11] ? process_one_work+0x714/0x1310 [ 540.651253][ T11] process_one_work+0x78f/0x1310 [ 540.651559][ T11] ? __pfx_process_one_work+0x10/0x10 [ 540.651889][ T11] ? assign_work+0x16c/0x240 [ 540.652190][ T11] worker_thread+0x73d/0x1010 [ 540.652480][ T11] ? __pfx_worker_thread+0x10/0x10 [ 540.652816][ T11] kthread+0x292/0x360 [ 540.653070][ T11] ? __pfx_kthread+0x10/0x10 [ 540.653340][ T11] ret_from_fork+0x34/0x70 [ 540.653616][ T11] ? __pfx_kthread+0x10/0x10 [ 540.653915][ T11] ret_from_fork_asm+0x1b/0x30 [ 540.654208][ T11] [ 540.654396][ T11] irq event stamp: 4673271 [ 540.654675][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 540.655251][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 540.655793][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 540.656327][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 540.656944][ T11] ---[ end trace 0000000000000000 ]--- [ 547.796513][ T6322] br0: port 1(veth_A-C) entered blocking state [ 547.797348][ T6322] br0: port 1(veth_A-C) entered disabled state [ 547.797776][ T6322] veth_A-C: entered allmulticast mode [ 547.799184][ T6322] veth_A-C: entered promiscuous mode [ 547.800425][ T6322] br0: port 1(veth_A-C) entered blocking state [ 547.800900][ T6322] br0: port 1(veth_A-C) entered forwarding state [ 548.547386][ T6332] br0: port 2(geneve_a) entered blocking state [ 548.547763][ T6332] br0: port 2(geneve_a) entered disabled state [ 548.548219][ T6332] geneve_a: entered allmulticast mode [ 548.549244][ T6332] geneve_a: entered promiscuous mode [ 549.008368][ T6338] br0: port 2(geneve_a) entered blocking state [ 549.008760][ T6338] br0: port 2(geneve_a) entered forwarding state # TEST: IPv6, bridged geneve6: PMTU exceptions [ OK ] [ 555.036063][ T11] geneve_a: left allmulticast mode [ 555.036525][ T11] geneve_a: left promiscuous mode [ 555.037071][ T11] br0: port 2(geneve_a) entered disabled state [ 555.051685][ T11] veth_A-C: left allmulticast mode [ 555.052154][ T11] veth_A-C: left promiscuous mode [ 555.052730][ T11] br0: port 1(veth_A-C) entered disabled state [ 555.061891][ T11] ------------[ cut here ]------------ [ 555.062410][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 555.063047][ T11] WARNING: CPU: 3 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 555.063840][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 555.064774][ T11] CPU: 3 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 555.065521][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 555.066477][ T11] Workqueue: netns cleanup_net [ 555.066874][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 555.067375][ 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 94 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 [ 555.069056][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 555.069589][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 555.070263][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 555.070955][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 555.071630][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff888009eb2628 [ 555.072315][ T11] R13: ffff888009eb2df8 R14: ffffc900000bfc98 R15: ffff888009eb2bc0 [ 555.073002][ T11] FS: 0000000000000000(0000) GS:ffff88802f200000(0000) knlGS:0000000000000000 [ 555.073771][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 555.074350][ T11] CR2: 000055832ea930f0 CR3: 0000000035b34005 CR4: 00000000001706f0 [ 555.075056][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 555.075699][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 555.076311][ T11] Call Trace: [ 555.076569][ T11] [ 555.076808][ T11] ? __warn+0xcd/0x2d0 [ 555.077131][ T11] ? console_trylock+0x61/0xf0 [ 555.077495][ T11] ? sysfs_remove_group+0x101/0x160 [ 555.077927][ T11] ? report_bug+0x291/0x2e0 [ 555.078347][ T11] ? handle_bug+0x3d/0x80 [ 555.078723][ T11] ? exc_invalid_op+0x18/0x50 [ 555.079164][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 555.079602][ T11] ? desc_read+0x2af/0x440 [ 555.080013][ T11] ? sysfs_remove_group+0x101/0x160 [ 555.080480][ T11] br_dev_delete+0x10d/0x190 [ 555.080873][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 555.081292][ T11] cleanup_net+0x499/0xb50 [ 555.081648][ T11] ? lock_acquire+0x1c1/0x220 [ 555.082031][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 555.082421][ T11] ? lock_acquire+0x1c1/0x220 [ 555.082798][ T11] ? process_one_work+0x714/0x1310 [ 555.083240][ T11] process_one_work+0x78f/0x1310 [ 555.083683][ T11] ? __pfx_process_one_work+0x10/0x10 [ 555.084129][ T11] ? assign_work+0x16c/0x240 [ 555.084497][ T11] worker_thread+0x73d/0x1010 [ 555.084885][ T11] ? __pfx_worker_thread+0x10/0x10 [ 555.085287][ T11] kthread+0x292/0x360 [ 555.085607][ T11] ? __pfx_kthread+0x10/0x10 [ 555.085979][ T11] ret_from_fork+0x34/0x70 [ 555.086329][ T11] ? __pfx_kthread+0x10/0x10 [ 555.086705][ T11] ret_from_fork_asm+0x1b/0x30 [ 555.087090][ T11] [ 555.087333][ T11] irq event stamp: 4673271 [ 555.087692][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 555.088425][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 555.089169][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 555.089913][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 555.090708][ T11] ---[ end trace 0000000000000000 ]--- [ 563.722138][ T6519] br0: port 1(veth_A-C) entered blocking state [ 563.722522][ T6519] br0: port 1(veth_A-C) entered disabled state [ 563.723203][ T6519] veth_A-C: entered allmulticast mode [ 563.724215][ T6519] veth_A-C: entered promiscuous mode [ 563.725136][ T6519] br0: port 1(veth_A-C) entered blocking state [ 563.725465][ T6519] br0: port 1(veth_A-C) entered forwarding state [ 564.464614][ T6529] br0: port 2(geneve_a) entered blocking state [ 564.465722][ T6529] br0: port 2(geneve_a) entered disabled state [ 564.469848][ T6529] geneve_a: entered allmulticast mode [ 564.471355][ T6529] geneve_a: entered promiscuous mode [ 564.929132][ T6535] br0: port 2(geneve_a) entered blocking state [ 564.929520][ T6535] br0: port 2(geneve_a) entered forwarding state # TEST: IPv6, bridged geneve6: PMTU exceptions - nexthop objects [ OK ] [ 570.790769][ T11] geneve_a: left allmulticast mode [ 570.791119][ T11] geneve_a: left promiscuous mode [ 570.791517][ T11] br0: port 2(geneve_a) entered disabled state [ 570.801891][ T11] veth_A-C: left allmulticast mode [ 570.802409][ T11] veth_A-C: left promiscuous mode [ 570.802970][ T11] br0: port 1(veth_A-C) entered disabled state [ 570.812047][ T11] ------------[ cut here ]------------ [ 570.812411][ T11] sysfs group 'bridge' not found for kobject 'br0' [ 570.812813][ T11] WARNING: CPU: 3 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x101/0x160 [ 570.813365][ T11] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 570.814054][ T11] CPU: 3 PID: 11 Comm: kworker/u8:0 Tainted: G B W 6.8.0-rc2-virtme #1 [ 570.814609][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 570.815305][ T11] Workqueue: netns cleanup_net [ 570.815564][ T11] RIP: 0010:sysfs_remove_group+0x101/0x160 [ 570.815878][ 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 94 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 [ 570.816894][ T11] RSP: 0018:ffffc900000bfba0 EFLAGS: 00010282 [ 570.817225][ T11] RAX: 0000000000000000 RBX: ffffffff953be220 RCX: ffffffff9231056f [ 570.817640][ T11] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001 [ 570.818059][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffff52000017f19 [ 570.818505][ T11] R10: ffffc900000bf8cf R11: 205d313154202020 R12: ffff88800a1a2628 [ 570.818929][ T11] R13: ffff88800a1a2df8 R14: ffffc900000bfc98 R15: ffff88800a1a2bc0 [ 570.819353][ T11] FS: 0000000000000000(0000) GS:ffff88802f200000(0000) knlGS:0000000000000000 [ 570.819943][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 570.820329][ T11] CR2: 00007ffe657a3d28 CR3: 000000000618a002 CR4: 00000000001706f0 [ 570.820822][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 570.821272][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 570.821723][ T11] Call Trace: [ 570.821933][ T11] [ 570.822118][ T11] ? __warn+0xcd/0x2d0 [ 570.822374][ T11] ? console_trylock+0x61/0xf0 [ 570.822690][ T11] ? sysfs_remove_group+0x101/0x160 [ 570.823014][ T11] ? report_bug+0x291/0x2e0 [ 570.823275][ T11] ? handle_bug+0x3d/0x80 [ 570.823555][ T11] ? exc_invalid_op+0x18/0x50 [ 570.823849][ T11] ? asm_exc_invalid_op+0x1a/0x20 [ 570.824152][ T11] ? desc_read+0x2af/0x440 [ 570.824429][ T11] ? sysfs_remove_group+0x101/0x160 [ 570.824764][ T11] br_dev_delete+0x10d/0x190 [ 570.825055][ T11] br_net_exit_batch_rtnl+0xd6/0x190 [ 570.825398][ T11] cleanup_net+0x499/0xb50 [ 570.825651][ T11] ? lock_acquire+0x1c1/0x220 [ 570.825965][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 570.826266][ T11] ? lock_acquire+0x1c1/0x220 [ 570.826551][ T11] ? process_one_work+0x714/0x1310 [ 570.826854][ T11] process_one_work+0x78f/0x1310 [ 570.827194][ T11] ? __pfx_process_one_work+0x10/0x10 [ 570.827524][ T11] ? assign_work+0x16c/0x240 [ 570.827794][ T11] worker_thread+0x73d/0x1010 [ 570.828091][ T11] ? __pfx_worker_thread+0x10/0x10 [ 570.828395][ T11] kthread+0x292/0x360 [ 570.828672][ T11] ? __pfx_kthread+0x10/0x10 [ 570.828940][ T11] ret_from_fork+0x34/0x70 [ 570.829223][ T11] ? __pfx_kthread+0x10/0x10 [ 570.829515][ T11] ret_from_fork_asm+0x1b/0x30 [ 570.829799][ T11] [ 570.829974][ T11] irq event stamp: 4673271 [ 570.830222][ T11] hardirqs last enabled at (4673271): [] irqentry_exit+0x3b/0x90 [ 570.830744][ T11] hardirqs last disabled at (4673270): [] __do_softirq+0x670/0x7ff [ 570.831263][ T11] softirqs last enabled at (4673260): [] br_dev_delete+0xd8/0x190 [ 570.831761][ T11] softirqs last disabled at (4673258): [] br_fdb_delete_by_port+0x36/0x260 [ 570.832299][ 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 ] [ 737.829050][ T9295] 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__->