make -C tools/testing/selftests TARGETS=net TEST_PROGS=pmtu.sh TEST_GEN_PRROGS="" run_tests make: Entering directory '/home/virtme/testing-1/tools/testing/selftests' make[1]: Entering directory '/home/virtme/testing-1/tools/testing/selftests/net' make[1]: Nothing to be done for 'all'. make[1]: Leaving directory '/home/virtme/testing-1/tools/testing/selftests/net' make[1]: Entering directory '/home/virtme/testing-1/tools/testing/selftests/net' TAP version 13 1..1 # timeout set to 6000 # selftests: net: pmtu.sh [ 2.368499] ip (268) used greatest stack depth: 12056 bytes left [ 2.443385] ip (277) used greatest stack depth: 11848 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 ] [ 27.542465] ip (2082) used greatest stack depth: 11784 bytes left # TEST: IPv4 over vxlan6: PMTU exceptions - nexthop objects [ OK ] # TEST: IPv6 over vxlan6: PMTU exceptions [ OK ] # TEST: IPv6 over vxlan6: PMTU exceptions - nexthop objects [ OK ] # TEST: IPv4 over geneve4: PMTU exceptions [ OK ] [ 36.384821] ------------[ cut here ]------------ [ 36.385141] WARNING: CPU: 1 PID: 11 at drivers/net/geneve.c:1914 geneve_exit_batch_rtnl+0x157/0x160 [geneve] [ 36.385657] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 36.386244] CPU: 1 PID: 11 Comm: kworker/u8:0 Not tainted 6.8.0-rc2-virtme #1 [ 36.386613] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 36.387227] Workqueue: netns cleanup_net [ 36.387440] RIP: 0010:geneve_exit_batch_rtnl+0x157/0x160 [geneve] [ 36.387762] Code: 75 27 48 8b 83 a8 00 00 00 48 8d 98 58 ff ff ff 48 39 04 24 75 d1 48 83 c4 08 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 90 <0f> 0b 90 eb d3 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 36.388800] RSP: 0018:ffff9fd440063db0 EFLAGS: 00010206 [ 36.389324] RAX: ffff8b0d824743f0 RBX: ffff8b0d848e0000 RCX: 0000000000000000 [ 36.389975] RDX: ffff8b0d84ae0008 RSI: ffffffff9737b8c0 RDI: ffff8b0d81322be0 [ 36.390720] RBP: ffff8b0d824743e0 R08: 0000000000000001 R09: 0000000000000001 [ 36.391337] R10: 0000000000000004 R11: 0000000000000001 R12: ffff9fd440063e08 [ 36.391931] R13: ffff9fd440063df8 R14: ffff8b0d82474390 R15: ffff8b0d82474390 [ 36.392544] FS: 0000000000000000(0000) GS:ffff8b0dbec80000(0000) knlGS:0000000000000000 [ 36.393065] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.393423] CR2: 00007f11b56b2270 CR3: 00000000049ae001 CR4: 0000000000770ef0 [ 36.393966] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 36.394332] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 36.394831] PKRU: 55555554 [ 36.395009] Call Trace: [ 36.395142] <TASK> [ 36.395259] ? __warn+0x84/0x170 [ 36.395435] ? geneve_exit_batch_rtnl+0x157/0x160 [geneve] [ 36.395857] ? report_bug+0x199/0x1b0 [ 36.396192] ? handle_bug+0x3d/0x70 [ 36.396380] ? exc_invalid_op+0x18/0x70 [ 36.396681] ? asm_exc_invalid_op+0x1a/0x20 [ 36.397043] ? geneve_exit_batch_rtnl+0x157/0x160 [geneve] [ 36.397585] cleanup_net+0x24e/0x400 [ 36.397940] ? process_one_work+0x16c/0x4b0 [ 36.398326] process_one_work+0x1d6/0x4b0 [ 36.398730] worker_thread+0x1c1/0x3d0 [ 36.399075] ? __pfx_worker_thread+0x10/0x10 [ 36.399461] kthread+0xda/0x110 [ 36.399805] ? __pfx_kthread+0x10/0x10 [ 36.400175] ret_from_fork+0x31/0x50 [ 36.400500] ? __pfx_kthread+0x10/0x10 [ 36.400893] ret_from_fork_asm+0x1b/0x30 [ 36.401252] </TASK> [ 36.401459] irq event stamp: 1018401 [ 36.401838] hardirqs last enabled at (1018415): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 36.402567] hardirqs last disabled at (1018424): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 36.403453] softirqs last enabled at (1018128): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 36.404182] softirqs last disabled at (1018119): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 36.404883] ---[ 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 ] [ 54.089435] br0: port 1(veth_A-C) entered blocking state [ 54.089824] br0: port 1(veth_A-C) entered disabled state [ 54.090110] veth_A-C: entered allmulticast mode [ 54.090429] veth_A-C: entered promiscuous mode [ 54.090837] br0: port 1(veth_A-C) entered blocking state [ 54.091130] br0: port 1(veth_A-C) entered forwarding state [ 54.209968] br0: port 2(vxlan_a) entered blocking state [ 54.210413] br0: port 2(vxlan_a) entered disabled state [ 54.210957] vxlan_a: entered allmulticast mode [ 54.211403] vxlan_a: entered promiscuous mode [ 54.281470] br0: port 2(vxlan_a) entered blocking state [ 54.281789] br0: port 2(vxlan_a) entered forwarding state [ 56.769240] socat (3686) used greatest stack depth: 11768 bytes left # TEST: IPv4, bridged vxlan4: PMTU exceptions [ OK ] [ 56.917742] vxlan_a: left allmulticast mode [ 56.917992] vxlan_a: left promiscuous mode [ 56.918237] br0: port 2(vxlan_a) entered disabled state [ 56.928785] veth_A-C: left allmulticast mode [ 56.929196] veth_A-C: left promiscuous mode [ 56.929580] br0: port 1(veth_A-C) entered disabled state [ 56.940865] ------------[ cut here ]------------ [ 56.941220] refcount_t: underflow; use-after-free. [ 56.941510] WARNING: CPU: 1 PID: 11 at lib/refcount.c:28 refcount_warn_saturate+0xd0/0x130 [ 56.941985] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 56.942539] CPU: 1 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 56.942990] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 56.943598] Workqueue: netns cleanup_net [ 56.943820] RIP: 0010:refcount_warn_saturate+0xd0/0x130 [ 56.944111] Code: 0b 90 90 c3 cc cc cc cc 80 3d 69 d4 67 01 00 0f 85 75 ff ff ff c6 05 5c d4 67 01 01 90 48 c7 c7 b8 37 f3 96 e8 a1 26 b4 ff 90 <0f> 0b 90 90 c3 cc cc cc cc 80 3d 3c d4 67 01 00 0f 85 4a ff ff ff [ 56.945070] RSP: 0018:ffff9fd440063d78 EFLAGS: 00010286 [ 56.945343] RAX: 0000000000000000 RBX: ffff8b0d8354c000 RCX: 00000000ffffdfff [ 56.945716] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 56.946084] RBP: ffff8b0d8354c610 R08: ffffffff97378508 R09: 00000000ffffdfff [ 56.946449] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d8354c000 [ 56.946827] R13: ffff9fd440063e08 R14: ffff8b0d8354cb80 R15: ffff8b0d848e5c50 [ 56.947207] FS: 0000000000000000(0000) GS:ffff8b0dbec80000(0000) knlGS:0000000000000000 [ 56.947620] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.947931] CR2: 00007f2739dd0000 CR3: 0000000027460006 CR4: 0000000000770ef0 [ 56.948304] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.948681] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.949054] PKRU: 55555554 [ 56.949199] Call Trace: [ 56.949332] <TASK> [ 56.949451] ? __warn+0x84/0x170 [ 56.949627] ? refcount_warn_saturate+0xd0/0x130 [ 56.949878] ? report_bug+0x199/0x1b0 [ 56.950077] ? handle_bug+0x3d/0x70 [ 56.950266] ? exc_invalid_op+0x18/0x70 [ 56.950477] ? asm_exc_invalid_op+0x1a/0x20 [ 56.950712] ? refcount_warn_saturate+0xd0/0x130 [ 56.950960] ? refcount_warn_saturate+0xcf/0x130 [ 56.951202] br_sysfs_delbr+0x1d/0x40 [ 56.951405] br_dev_delete+0x88/0xa0 [ 56.951603] br_net_exit_batch_rtnl+0x70/0xd0 [ 56.951846] cleanup_net+0x24e/0x400 [ 56.952042] ? process_one_work+0x16c/0x4b0 [ 56.952262] process_one_work+0x1d6/0x4b0 [ 56.952481] worker_thread+0x1c1/0x3d0 [ 56.952689] ? __pfx_worker_thread+0x10/0x10 [ 56.952916] kthread+0xda/0x110 [ 56.953092] ? __pfx_kthread+0x10/0x10 [ 56.953303] ret_from_fork+0x31/0x50 [ 56.953496] ? __pfx_kthread+0x10/0x10 [ 56.953705] ret_from_fork_asm+0x1b/0x30 [ 56.953920] </TASK> [ 56.954041] irq event stamp: 1541455 [ 56.954232] hardirqs last enabled at (1541465): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 56.954689] hardirqs last disabled at (1541476): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 56.955132] softirqs last enabled at (1541066): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 56.955583] softirqs last disabled at (1541061): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 56.956022] ---[ end trace 0000000000000000 ]--- [ 56.956281] ------------[ cut here ]------------ [ 56.956571] sysfs group 'bridge' not found for kobject 'br0' [ 56.956994] WARNING: CPU: 1 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 56.957451] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 56.958095] CPU: 1 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 56.958715] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 56.959494] Workqueue: netns cleanup_net [ 56.959785] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 56.960179] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 56.961383] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 56.961809] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 56.962394] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 56.962997] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 56.963552] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d8354c610 [ 56.964161] R13: ffff9fd440063e08 R14: ffff8b0d8354cb80 R15: ffff8b0d848e5c50 [ 56.964748] FS: 0000000000000000(0000) GS:ffff8b0dbec80000(0000) knlGS:0000000000000000 [ 56.965425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.965912] CR2: 00007f2739dd0000 CR3: 0000000027460006 CR4: 0000000000770ef0 [ 56.966517] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.967124] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.967719] PKRU: 55555554 [ 56.967956] Call Trace: [ 56.968155] <TASK> [ 56.968272] ? __warn+0x84/0x170 [ 56.968448] ? sysfs_remove_group+0x75/0x90 [ 56.968678] ? report_bug+0x199/0x1b0 [ 56.968941] ? handle_bug+0x3d/0x70 [ 56.969128] ? exc_invalid_op+0x18/0x70 [ 56.969340] ? asm_exc_invalid_op+0x1a/0x20 [ 56.969564] ? sysfs_remove_group+0x75/0x90 [ 56.969792] br_dev_delete+0x88/0xa0 [ 56.969990] br_net_exit_batch_rtnl+0x70/0xd0 [ 56.970241] cleanup_net+0x24e/0x400 [ 56.970522] ? process_one_work+0x16c/0x4b0 [ 56.970883] process_one_work+0x1d6/0x4b0 [ 56.971111] worker_thread+0x1c1/0x3d0 [ 56.971311] ? __pfx_worker_thread+0x10/0x10 [ 56.971650] kthread+0xda/0x110 [ 56.971879] ? __pfx_kthread+0x10/0x10 [ 56.972198] ret_from_fork+0x31/0x50 [ 56.972493] ? __pfx_kthread+0x10/0x10 [ 56.972800] ret_from_fork_asm+0x1b/0x30 [ 56.973127] </TASK> [ 56.973342] irq event stamp: 1542077 [ 56.973647] hardirqs last enabled at (1542089): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 56.974357] hardirqs last disabled at (1542098): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 56.975086] softirqs last enabled at (1541640): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 56.975849] softirqs last disabled at (1541631): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 56.976626] ---[ end trace 0000000000000000 ]--- [ 58.159046] br0: port 1(veth_A-C) entered blocking state [ 58.159356] br0: port 1(veth_A-C) entered disabled state [ 58.159652] veth_A-C: entered allmulticast mode [ 58.159956] veth_A-C: entered promiscuous mode [ 58.160235] br0: port 1(veth_A-C) entered blocking state [ 58.160510] br0: port 1(veth_A-C) entered forwarding state [ 58.275530] br0: port 2(vxlan_a) entered blocking state [ 58.275844] br0: port 2(vxlan_a) entered disabled state [ 58.276123] vxlan_a: entered allmulticast mode [ 58.276424] vxlan_a: entered promiscuous mode [ 58.344785] br0: port 2(vxlan_a) entered blocking state [ 58.345085] br0: port 2(vxlan_a) entered forwarding state [ 60.838235] socat (3883) used greatest stack depth: 11576 bytes left # TEST: IPv4, bridged vxlan4: PMTU exceptions - nexthop objects [ OK ] [ 61.001739] vxlan_a: left allmulticast mode [ 61.001990] vxlan_a: left promiscuous mode [ 61.002221] br0: port 2(vxlan_a) entered disabled state [ 61.013816] veth_A-C: left allmulticast mode [ 61.014085] veth_A-C: left promiscuous mode [ 61.014316] br0: port 1(veth_A-C) entered disabled state [ 61.026870] ------------[ cut here ]------------ [ 61.027137] sysfs group 'bridge' not found for kobject 'br0' [ 61.027474] WARNING: CPU: 0 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 61.027931] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 61.028509] CPU: 0 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 61.028973] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 61.029570] Workqueue: netns cleanup_net [ 61.029806] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 61.030088] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 61.031046] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 61.031348] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 61.031747] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 61.032135] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 61.032510] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d823fc610 [ 61.032907] R13: ffff9fd440063e08 R14: ffff8b0d823fcb80 R15: ffff8b0d83611750 [ 61.033334] FS: 0000000000000000(0000) GS:ffff8b0dbec00000(0000) knlGS:0000000000000000 [ 61.033801] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.034118] CR2: 00007f800f84aa30 CR3: 0000000027460002 CR4: 0000000000770ef0 [ 61.034504] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.034919] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.035312] PKRU: 55555554 [ 61.035492] Call Trace: [ 61.035654] <TASK> [ 61.035790] ? __warn+0x84/0x170 [ 61.035989] ? sysfs_remove_group+0x75/0x90 [ 61.036231] ? report_bug+0x199/0x1b0 [ 61.036476] ? handle_bug+0x3d/0x70 [ 61.036693] ? exc_invalid_op+0x18/0x70 [ 61.036916] ? asm_exc_invalid_op+0x1a/0x20 [ 61.037174] ? sysfs_remove_group+0x75/0x90 [ 61.037396] br_dev_delete+0x88/0xa0 [ 61.037615] br_net_exit_batch_rtnl+0x70/0xd0 [ 61.037880] cleanup_net+0x24e/0x400 [ 61.038078] ? process_one_work+0x16c/0x4b0 [ 61.038297] process_one_work+0x1d6/0x4b0 [ 61.038510] worker_thread+0x1c1/0x3d0 [ 61.038717] ? __pfx_worker_thread+0x10/0x10 [ 61.038941] kthread+0xda/0x110 [ 61.039113] ? __pfx_kthread+0x10/0x10 [ 61.039311] ret_from_fork+0x31/0x50 [ 61.039503] ? __pfx_kthread+0x10/0x10 [ 61.039706] ret_from_fork_asm+0x1b/0x30 [ 61.039920] </TASK> [ 61.040040] irq event stamp: 1620591 [ 61.040228] hardirqs last enabled at (1620601): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 61.040678] hardirqs last disabled at (1620612): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 61.041118] softirqs last enabled at (1620150): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 61.041554] softirqs last disabled at (1620143): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 61.041988] ---[ end trace 0000000000000000 ]--- [ 62.170667] br0: port 1(veth_A-C) entered blocking state [ 62.170972] br0: port 1(veth_A-C) entered disabled state [ 62.171255] veth_A-C: entered allmulticast mode [ 62.171557] veth_A-C: entered promiscuous mode [ 62.171910] br0: port 1(veth_A-C) entered blocking state [ 62.172186] br0: port 1(veth_A-C) entered forwarding state [ 62.275438] br0: port 2(vxlan_a) entered blocking state [ 62.275782] br0: port 2(vxlan_a) entered disabled state [ 62.276060] vxlan_a: entered allmulticast mode [ 62.276383] vxlan_a: entered promiscuous mode [ 62.342236] br0: port 2(vxlan_a) entered blocking state [ 62.342531] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv6, bridged vxlan4: PMTU exceptions [ OK ] [ 64.946790] vxlan_a: left allmulticast mode [ 64.947036] vxlan_a: left promiscuous mode [ 64.947265] br0: port 2(vxlan_a) entered disabled state [ 64.959894] veth_A-C: left allmulticast mode [ 64.960155] veth_A-C: left promiscuous mode [ 64.960382] br0: port 1(veth_A-C) entered disabled state [ 64.971851] ------------[ cut here ]------------ [ 64.972119] sysfs group 'bridge' not found for kobject 'br0' [ 64.972455] WARNING: CPU: 0 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 64.972913] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 64.973495] CPU: 0 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 64.973955] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 64.974594] Workqueue: netns cleanup_net [ 64.974846] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 64.975131] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 64.976098] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 64.976381] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 64.976775] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 64.977196] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 64.977580] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d81932610 [ 64.977969] R13: ffff9fd440063e08 R14: ffff8b0d81932b80 R15: ffff8b0d848e1750 [ 64.978352] FS: 0000000000000000(0000) GS:ffff8b0dbec00000(0000) knlGS:0000000000000000 [ 64.978788] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.979123] CR2: 00007f09d663f30d CR3: 0000000027460005 CR4: 0000000000770ef0 [ 64.979507] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 64.979902] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 64.980289] PKRU: 55555554 [ 64.980458] Call Trace: [ 64.980607] <TASK> [ 64.980749] ? __warn+0x84/0x170 [ 64.980952] ? sysfs_remove_group+0x75/0x90 [ 64.981222] ? report_bug+0x199/0x1b0 [ 64.981438] ? handle_bug+0x3d/0x70 [ 64.981652] ? exc_invalid_op+0x18/0x70 [ 64.981888] ? asm_exc_invalid_op+0x1a/0x20 [ 64.982138] ? sysfs_remove_group+0x75/0x90 [ 64.982387] br_dev_delete+0x88/0xa0 [ 64.982603] br_net_exit_batch_rtnl+0x70/0xd0 [ 64.982850] cleanup_net+0x24e/0x400 [ 64.983069] ? process_one_work+0x16c/0x4b0 [ 64.983323] process_one_work+0x1d6/0x4b0 [ 64.983591] worker_thread+0x1c1/0x3d0 [ 64.983815] ? __pfx_worker_thread+0x10/0x10 [ 64.984059] kthread+0xda/0x110 [ 64.984267] ? __pfx_kthread+0x10/0x10 [ 64.984467] ret_from_fork+0x31/0x50 [ 64.984665] ? __pfx_kthread+0x10/0x10 [ 64.984885] ret_from_fork_asm+0x1b/0x30 [ 64.985122] </TASK> [ 64.985245] irq event stamp: 1699799 [ 64.985433] hardirqs last enabled at (1699809): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 64.985885] hardirqs last disabled at (1699820): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 64.986325] softirqs last enabled at (1699462): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 64.986767] softirqs last disabled at (1699455): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 64.987195] ---[ end trace 0000000000000000 ]--- [ 66.241939] br0: port 1(veth_A-C) entered blocking state [ 66.242293] br0: port 1(veth_A-C) entered disabled state [ 66.242575] veth_A-C: entered allmulticast mode [ 66.242890] veth_A-C: entered promiscuous mode [ 66.243166] br0: port 1(veth_A-C) entered blocking state [ 66.243478] br0: port 1(veth_A-C) entered forwarding state [ 66.373436] br0: port 2(vxlan_a) entered blocking state [ 66.373789] br0: port 2(vxlan_a) entered disabled state [ 66.374072] vxlan_a: entered allmulticast mode [ 66.374372] vxlan_a: entered promiscuous mode [ 66.450960] br0: port 2(vxlan_a) entered blocking state [ 66.451264] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv6, bridged vxlan4: PMTU exceptions - nexthop objects [ OK ] [ 69.174818] vxlan_a: left allmulticast mode [ 69.175308] vxlan_a: left promiscuous mode [ 69.175775] br0: port 2(vxlan_a) entered disabled state [ 69.192761] veth_A-C: left allmulticast mode [ 69.193083] veth_A-C: left promiscuous mode [ 69.193513] br0: port 1(veth_A-C) entered disabled state [ 69.204847] ------------[ cut here ]------------ [ 69.205232] sysfs group 'bridge' not found for kobject 'br0' [ 69.205658] WARNING: CPU: 3 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 69.206489] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 69.207315] CPU: 3 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 69.208287] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 69.209478] Workqueue: netns cleanup_net [ 69.209913] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 69.210428] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 69.212421] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 69.213007] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 69.213813] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 69.214663] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 69.215203] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d8274e610 [ 69.215691] R13: ffff9fd440063e08 R14: ffff8b0d8274eb80 R15: ffff8b0d83612e50 [ 69.216055] FS: 0000000000000000(0000) GS:ffff8b0dbed80000(0000) knlGS:0000000000000000 [ 69.216471] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.216818] CR2: 00007f800f84aa30 CR3: 0000000027460002 CR4: 0000000000770ef0 [ 69.217455] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 69.217900] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 69.218527] PKRU: 55555554 [ 69.218808] Call Trace: [ 69.219073] <TASK> [ 69.219284] ? __warn+0x84/0x170 [ 69.219637] ? sysfs_remove_group+0x75/0x90 [ 69.220058] ? report_bug+0x199/0x1b0 [ 69.220443] ? handle_bug+0x3d/0x70 [ 69.220850] ? exc_invalid_op+0x18/0x70 [ 69.221249] ? asm_exc_invalid_op+0x1a/0x20 [ 69.221692] ? sysfs_remove_group+0x75/0x90 [ 69.222132] br_dev_delete+0x88/0xa0 [ 69.222488] br_net_exit_batch_rtnl+0x70/0xd0 [ 69.222946] cleanup_net+0x24e/0x400 [ 69.223313] ? process_one_work+0x16c/0x4b0 [ 69.223768] process_one_work+0x1d6/0x4b0 [ 69.224202] worker_thread+0x1c1/0x3d0 [ 69.224576] ? __pfx_worker_thread+0x10/0x10 [ 69.225036] kthread+0xda/0x110 [ 69.225332] ? __pfx_kthread+0x10/0x10 [ 69.225728] ret_from_fork+0x31/0x50 [ 69.226084] ? __pfx_kthread+0x10/0x10 [ 69.226474] ret_from_fork_asm+0x1b/0x30 [ 69.226834] </TASK> [ 69.227052] irq event stamp: 1778815 [ 69.227375] hardirqs last enabled at (1778825): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 69.228223] hardirqs last disabled at (1778836): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 69.229013] softirqs last enabled at (1778464): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 69.229792] softirqs last disabled at (1778455): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 69.230648] ---[ end trace 0000000000000000 ]--- [ 70.441121] br0: port 1(veth_A-C) entered blocking state [ 70.441432] br0: port 1(veth_A-C) entered disabled state [ 70.441753] veth_A-C: entered allmulticast mode [ 70.442074] veth_A-C: entered promiscuous mode [ 70.442375] br0: port 1(veth_A-C) entered blocking state [ 70.442654] br0: port 1(veth_A-C) entered forwarding state [ 70.567764] br0: port 2(vxlan_a) entered blocking state [ 70.568070] br0: port 2(vxlan_a) entered disabled state [ 70.568350] vxlan_a: entered allmulticast mode [ 70.568668] vxlan_a: entered promiscuous mode [ 70.642618] br0: port 2(vxlan_a) entered blocking state [ 70.642937] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv4, bridged vxlan6: PMTU exceptions [ OK ] [ 73.338755] vxlan_a: left allmulticast mode [ 73.339011] vxlan_a: left promiscuous mode [ 73.339266] br0: port 2(vxlan_a) entered disabled state [ 73.348018] veth_A-C: left allmulticast mode [ 73.348298] veth_A-C: left promiscuous mode [ 73.348528] br0: port 1(veth_A-C) entered disabled state [ 73.355866] ------------[ cut here ]------------ [ 73.356135] sysfs group 'bridge' not found for kobject 'br0' [ 73.356483] WARNING: CPU: 0 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 73.356945] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 73.357522] CPU: 0 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 73.357995] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 73.358620] Workqueue: netns cleanup_net [ 73.358875] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 73.359168] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 73.360171] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 73.360496] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 73.360921] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 73.361335] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 73.361739] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d81936610 [ 73.362139] R13: ffff9fd440063e08 R14: ffff8b0d81936b80 R15: ffff8b0d84a90050 [ 73.362556] FS: 0000000000000000(0000) GS:ffff8b0dbec00000(0000) knlGS:0000000000000000 [ 73.363002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.363325] CR2: 00007f800f84aa30 CR3: 0000000027460004 CR4: 0000000000770ef0 [ 73.363737] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.364153] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.364552] PKRU: 55555554 [ 73.364729] Call Trace: [ 73.364908] <TASK> [ 73.365080] ? __warn+0x84/0x170 [ 73.365283] ? sysfs_remove_group+0x75/0x90 [ 73.365543] ? report_bug+0x199/0x1b0 [ 73.365790] ? handle_bug+0x3d/0x70 [ 73.366022] ? exc_invalid_op+0x18/0x70 [ 73.366258] ? asm_exc_invalid_op+0x1a/0x20 [ 73.366506] ? sysfs_remove_group+0x75/0x90 [ 73.366795] br_dev_delete+0x88/0xa0 [ 73.367039] br_net_exit_batch_rtnl+0x70/0xd0 [ 73.367328] cleanup_net+0x24e/0x400 [ 73.367555] ? process_one_work+0x16c/0x4b0 [ 73.367831] process_one_work+0x1d6/0x4b0 [ 73.368130] worker_thread+0x1c1/0x3d0 [ 73.368364] ? __pfx_worker_thread+0x10/0x10 [ 73.368628] kthread+0xda/0x110 [ 73.368881] ? __pfx_kthread+0x10/0x10 [ 73.369149] ret_from_fork+0x31/0x50 [ 73.369383] ? __pfx_kthread+0x10/0x10 [ 73.369621] ret_from_fork_asm+0x1b/0x30 [ 73.369884] </TASK> [ 73.370044] irq event stamp: 1857515 [ 73.370267] hardirqs last enabled at (1857527): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 73.370784] hardirqs last disabled at (1857540): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 73.371296] softirqs last enabled at (1857076): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 73.371782] softirqs last disabled at (1857067): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 73.372289] ---[ end trace 0000000000000000 ]--- [ 74.710711] br0: port 1(veth_A-C) entered blocking state [ 74.711018] br0: port 1(veth_A-C) entered disabled state [ 74.711348] veth_A-C: entered allmulticast mode [ 74.711669] veth_A-C: entered promiscuous mode [ 74.711947] br0: port 1(veth_A-C) entered blocking state [ 74.712221] br0: port 1(veth_A-C) entered forwarding state [ 74.842185] br0: port 2(vxlan_a) entered blocking state [ 74.842493] br0: port 2(vxlan_a) entered disabled state [ 74.842821] vxlan_a: entered allmulticast mode [ 74.843148] vxlan_a: entered promiscuous mode [ 74.918468] br0: port 2(vxlan_a) entered blocking state [ 74.918786] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv4, bridged vxlan6: PMTU exceptions - nexthop objects [ OK ] [ 77.617742] vxlan_a: left allmulticast mode [ 77.617989] vxlan_a: left promiscuous mode [ 77.618219] br0: port 2(vxlan_a) entered disabled state [ 77.624829] veth_A-C: left allmulticast mode [ 77.625083] veth_A-C: left promiscuous mode [ 77.625311] br0: port 1(veth_A-C) entered disabled state [ 77.637909] ------------[ cut here ]------------ [ 77.638171] sysfs group 'bridge' not found for kobject 'br0' [ 77.638480] WARNING: CPU: 3 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 77.638905] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 77.639453] CPU: 3 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 77.640058] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 77.641077] Workqueue: netns cleanup_net [ 77.641510] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 77.641973] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 77.643809] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 77.644337] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 77.644967] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 77.645694] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 77.646381] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d82b18610 [ 77.647077] R13: ffff9fd440063e08 R14: ffff8b0d82b18b80 R15: ffff8b0d83614550 [ 77.647814] FS: 0000000000000000(0000) GS:ffff8b0dbed80000(0000) knlGS:0000000000000000 [ 77.648487] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.648996] CR2: 00007f60bfb29270 CR3: 000000000355a002 CR4: 0000000000770ef0 [ 77.649703] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 77.650343] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 77.650978] PKRU: 55555554 [ 77.651223] Call Trace: [ 77.651449] <TASK> [ 77.651693] ? __warn+0x84/0x170 [ 77.651990] ? sysfs_remove_group+0x75/0x90 [ 77.652425] ? report_bug+0x199/0x1b0 [ 77.652688] ? handle_bug+0x3d/0x70 [ 77.652877] ? exc_invalid_op+0x18/0x70 [ 77.653118] ? asm_exc_invalid_op+0x1a/0x20 [ 77.653378] ? sysfs_remove_group+0x75/0x90 [ 77.653601] br_dev_delete+0x88/0xa0 [ 77.653800] br_net_exit_batch_rtnl+0x70/0xd0 [ 77.654032] cleanup_net+0x24e/0x400 [ 77.654226] ? process_one_work+0x16c/0x4b0 [ 77.654445] process_one_work+0x1d6/0x4b0 [ 77.654664] worker_thread+0x1c1/0x3d0 [ 77.654866] ? __pfx_worker_thread+0x10/0x10 [ 77.655090] kthread+0xda/0x110 [ 77.655261] ? __pfx_kthread+0x10/0x10 [ 77.655459] ret_from_fork+0x31/0x50 [ 77.655658] ? __pfx_kthread+0x10/0x10 [ 77.655857] ret_from_fork_asm+0x1b/0x30 [ 77.656070] </TASK> [ 77.656190] irq event stamp: 1936741 [ 77.656378] hardirqs last enabled at (1936751): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 77.656833] hardirqs last disabled at (1936762): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 77.657276] softirqs last enabled at (1936322): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 77.657719] softirqs last disabled at (1936313): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 77.658151] ---[ end trace 0000000000000000 ]--- [ 78.925043] br0: port 1(veth_A-C) entered blocking state [ 78.925348] br0: port 1(veth_A-C) entered disabled state [ 78.925627] veth_A-C: entered allmulticast mode [ 78.925938] veth_A-C: entered promiscuous mode [ 78.926208] br0: port 1(veth_A-C) entered blocking state [ 78.926477] br0: port 1(veth_A-C) entered forwarding state [ 79.059271] br0: port 2(vxlan_a) entered blocking state [ 79.059573] br0: port 2(vxlan_a) entered disabled state [ 79.059896] vxlan_a: entered allmulticast mode [ 79.060202] vxlan_a: entered promiscuous mode [ 79.145811] br0: port 2(vxlan_a) entered blocking state [ 79.146112] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv6, bridged vxlan6: PMTU exceptions [ OK ] [ 81.832781] vxlan_a: left allmulticast mode [ 81.833091] vxlan_a: left promiscuous mode [ 81.833429] br0: port 2(vxlan_a) entered disabled state [ 81.845754] veth_A-C: left allmulticast mode [ 81.846208] veth_A-C: left promiscuous mode [ 81.846622] br0: port 1(veth_A-C) entered disabled state [ 81.858918] ------------[ cut here ]------------ [ 81.859557] sysfs group 'bridge' not found for kobject 'br0' [ 81.860337] WARNING: CPU: 3 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 81.861440] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 81.862613] CPU: 3 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 81.863323] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 81.864244] Workqueue: netns cleanup_net [ 81.864755] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 81.865189] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 81.867587] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 81.868280] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 81.869200] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 81.870143] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 81.871124] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d84872610 [ 81.871986] R13: ffff9fd440063e08 R14: ffff8b0d84872b80 R15: ffff8b0d848e2e50 [ 81.872875] FS: 0000000000000000(0000) GS:ffff8b0dbed80000(0000) knlGS:0000000000000000 [ 81.873805] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.874438] CR2: 00007f254bea6000 CR3: 0000000027460004 CR4: 0000000000770ef0 [ 81.875080] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 81.875599] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 81.876070] PKRU: 55555554 [ 81.876214] Call Trace: [ 81.876347] <TASK> [ 81.876466] ? __warn+0x84/0x170 [ 81.876668] ? sysfs_remove_group+0x75/0x90 [ 81.877007] ? report_bug+0x199/0x1b0 [ 81.877309] ? handle_bug+0x3d/0x70 [ 81.877494] ? exc_invalid_op+0x18/0x70 [ 81.877808] ? asm_exc_invalid_op+0x1a/0x20 [ 81.878221] ? sysfs_remove_group+0x75/0x90 [ 81.878637] br_dev_delete+0x88/0xa0 [ 81.878996] br_net_exit_batch_rtnl+0x70/0xd0 [ 81.879414] cleanup_net+0x24e/0x400 [ 81.879766] ? process_one_work+0x16c/0x4b0 [ 81.880187] process_one_work+0x1d6/0x4b0 [ 81.880612] worker_thread+0x1c1/0x3d0 [ 81.880988] ? __pfx_worker_thread+0x10/0x10 [ 81.881402] kthread+0xda/0x110 [ 81.881732] ? __pfx_kthread+0x10/0x10 [ 81.882088] ret_from_fork+0x31/0x50 [ 81.882452] ? __pfx_kthread+0x10/0x10 [ 81.882841] ret_from_fork_asm+0x1b/0x30 [ 81.883206] </TASK> [ 81.883361] irq event stamp: 2015549 [ 81.883691] hardirqs last enabled at (2015561): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 81.884447] hardirqs last disabled at (2015570): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 81.885233] softirqs last enabled at (2015126): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 81.885945] softirqs last disabled at (2015121): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 81.886507] ---[ end trace 0000000000000000 ]--- [ 83.065877] br0: port 1(veth_A-C) entered blocking state [ 83.066190] br0: port 1(veth_A-C) entered disabled state [ 83.066477] veth_A-C: entered allmulticast mode [ 83.066917] veth_A-C: entered promiscuous mode [ 83.067195] br0: port 1(veth_A-C) entered blocking state [ 83.067472] br0: port 1(veth_A-C) entered forwarding state [ 83.185653] br0: port 2(vxlan_a) entered blocking state [ 83.185952] br0: port 2(vxlan_a) entered disabled state [ 83.186235] vxlan_a: entered allmulticast mode [ 83.186549] vxlan_a: entered promiscuous mode [ 83.260366] br0: port 2(vxlan_a) entered blocking state [ 83.260697] br0: port 2(vxlan_a) entered forwarding state # TEST: IPv6, bridged vxlan6: PMTU exceptions - nexthop objects [ OK ] [ 85.909785] vxlan_a: left allmulticast mode [ 85.910055] vxlan_a: left promiscuous mode [ 85.910317] br0: port 2(vxlan_a) entered disabled state [ 85.926762] veth_A-C: left allmulticast mode [ 85.927018] veth_A-C: left promiscuous mode [ 85.927260] br0: port 1(veth_A-C) entered disabled state [ 85.932828] ------------[ cut here ]------------ [ 85.933117] sysfs group 'bridge' not found for kobject 'br0' [ 85.933433] WARNING: CPU: 0 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 85.933857] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 85.934418] CPU: 0 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 85.934860] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 85.935435] Workqueue: netns cleanup_net [ 85.935647] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 85.935896] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 85.936833] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 85.937103] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 85.937466] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 85.937841] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 85.938204] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d836f2610 [ 85.938565] R13: ffff9fd440063e08 R14: ffff8b0d836f2b80 R15: ffff8b0d83611750 [ 85.938934] FS: 0000000000000000(0000) GS:ffff8b0dbec00000(0000) knlGS:0000000000000000 [ 85.939345] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.939645] CR2: 00007f800f84aa30 CR3: 0000000027460006 CR4: 0000000000770ef0 [ 85.940010] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 85.940374] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 85.940742] PKRU: 55555554 [ 85.940887] Call Trace: [ 85.941021] <TASK> [ 85.941139] ? __warn+0x84/0x170 [ 85.941314] ? sysfs_remove_group+0x75/0x90 [ 85.941533] ? report_bug+0x199/0x1b0 [ 85.941736] ? handle_bug+0x3d/0x70 [ 85.941924] ? exc_invalid_op+0x18/0x70 [ 85.942127] ? asm_exc_invalid_op+0x1a/0x20 [ 85.942350] ? sysfs_remove_group+0x75/0x90 [ 85.942575] br_dev_delete+0x88/0xa0 [ 85.942774] br_net_exit_batch_rtnl+0x70/0xd0 [ 85.943007] cleanup_net+0x24e/0x400 [ 85.943209] ? process_one_work+0x16c/0x4b0 [ 85.943429] process_one_work+0x1d6/0x4b0 [ 85.943648] worker_thread+0x1c1/0x3d0 [ 85.943849] ? __pfx_worker_thread+0x10/0x10 [ 85.944074] kthread+0xda/0x110 [ 85.944246] ? __pfx_kthread+0x10/0x10 [ 85.944445] ret_from_fork+0x31/0x50 [ 85.944638] ? __pfx_kthread+0x10/0x10 [ 85.944843] ret_from_fork_asm+0x1b/0x30 [ 85.945055] </TASK> [ 85.945176] irq event stamp: 2094099 [ 85.945364] hardirqs last enabled at (2094109): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 85.945819] hardirqs last disabled at (2094120): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 85.946259] softirqs last enabled at (2093732): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 85.946699] softirqs last disabled at (2093725): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 85.947138] ---[ end trace 0000000000000000 ]--- [ 87.157596] br0: port 1(veth_A-C) entered blocking state [ 87.157955] br0: port 1(veth_A-C) entered disabled state [ 87.158247] veth_A-C: entered allmulticast mode [ 87.158560] veth_A-C: entered promiscuous mode [ 87.158880] br0: port 1(veth_A-C) entered blocking state [ 87.159216] br0: port 1(veth_A-C) entered forwarding state [ 87.291858] br0: port 2(geneve_a) entered blocking state [ 87.292164] br0: port 2(geneve_a) entered disabled state [ 87.292494] geneve_a: entered allmulticast mode [ 87.292848] geneve_a: entered promiscuous mode [ 87.381577] br0: port 2(geneve_a) entered blocking state [ 87.381904] br0: port 2(geneve_a) entered forwarding state # TEST: IPv4, bridged geneve4: PMTU exceptions [ OK ] [ 90.147793] geneve_a: left allmulticast mode [ 90.148096] geneve_a: left promiscuous mode [ 90.148422] br0: port 2(geneve_a) entered disabled state [ 90.170810] veth_A-C: left allmulticast mode [ 90.171103] veth_A-C: left promiscuous mode [ 90.171413] br0: port 1(veth_A-C) entered disabled state [ 90.187882] ------------[ cut here ]------------ [ 90.188157] sysfs group 'bridge' not found for kobject 'br0' [ 90.188483] WARNING: CPU: 0 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 90.188945] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 90.189530] CPU: 0 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 90.190064] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 90.190667] Workqueue: netns cleanup_net [ 90.190929] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 90.191295] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 90.192291] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 90.192618] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 90.193059] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 90.193500] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 90.193951] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d823fa610 [ 90.194384] R13: ffff9fd440063e08 R14: ffff8b0d823fab80 R15: ffff8b0d84a91750 [ 90.194805] FS: 0000000000000000(0000) GS:ffff8b0dbec00000(0000) knlGS:0000000000000000 [ 90.195292] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.195722] CR2: 000055624caa3648 CR3: 000000000281a006 CR4: 0000000000770ef0 [ 90.196147] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 90.196583] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 90.196976] PKRU: 55555554 [ 90.197137] Call Trace: [ 90.197323] <TASK> [ 90.197538] ? __warn+0x84/0x170 [ 90.197782] ? sysfs_remove_group+0x75/0x90 [ 90.198060] ? report_bug+0x199/0x1b0 [ 90.198339] ? handle_bug+0x3d/0x70 [ 90.198578] ? exc_invalid_op+0x18/0x70 [ 90.198866] ? asm_exc_invalid_op+0x1a/0x20 [ 90.199146] ? sysfs_remove_group+0x75/0x90 [ 90.199402] br_dev_delete+0x88/0xa0 [ 90.199667] br_net_exit_batch_rtnl+0x70/0xd0 [ 90.199963] cleanup_net+0x24e/0x400 [ 90.200234] ? process_one_work+0x16c/0x4b0 [ 90.200491] process_one_work+0x1d6/0x4b0 [ 90.200780] worker_thread+0x1c1/0x3d0 [ 90.201048] ? __pfx_worker_thread+0x10/0x10 [ 90.201311] kthread+0xda/0x110 [ 90.201504] ? __pfx_kthread+0x10/0x10 [ 90.201752] ret_from_fork+0x31/0x50 [ 90.201996] ? __pfx_kthread+0x10/0x10 [ 90.202253] ret_from_fork_asm+0x1b/0x30 [ 90.202486] </TASK> [ 90.202657] irq event stamp: 2172805 [ 90.202903] hardirqs last enabled at (2172817): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 90.203399] hardirqs last disabled at (2172828): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 90.203869] softirqs last enabled at (2172366): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 90.204351] softirqs last disabled at (2172359): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 90.204846] ---[ end trace 0000000000000000 ]--- [ 91.692808] br0: port 1(veth_A-C) entered blocking state [ 91.693161] br0: port 1(veth_A-C) entered disabled state [ 91.693466] veth_A-C: entered allmulticast mode [ 91.693806] veth_A-C: entered promiscuous mode [ 91.694092] br0: port 1(veth_A-C) entered blocking state [ 91.694370] br0: port 1(veth_A-C) entered forwarding state [ 91.824143] br0: port 2(geneve_a) entered blocking state [ 91.824476] br0: port 2(geneve_a) entered disabled state [ 91.824812] geneve_a: entered allmulticast mode [ 91.825190] geneve_a: entered promiscuous mode [ 91.906506] br0: port 2(geneve_a) entered blocking state [ 91.906967] br0: port 2(geneve_a) entered forwarding state # TEST: IPv4, bridged geneve4: PMTU exceptions - nexthop objects [ OK ] [ 94.638819] geneve_a: left allmulticast mode [ 94.639158] geneve_a: left promiscuous mode [ 94.639477] br0: port 2(geneve_a) entered disabled state [ 94.652844] veth_A-C: left allmulticast mode [ 94.653429] veth_A-C: left promiscuous mode [ 94.654038] br0: port 1(veth_A-C) entered disabled state [ 94.666961] ------------[ cut here ]------------ [ 94.667663] sysfs group 'bridge' not found for kobject 'br0' [ 94.668398] WARNING: CPU: 1 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 94.669370] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 94.670668] CPU: 1 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 94.671668] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 94.673016] Workqueue: netns cleanup_net [ 94.673503] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 94.673999] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 94.675748] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 94.676248] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 94.676769] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 94.677263] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 94.677659] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d84a52610 [ 94.678024] R13: ffff9fd440063e08 R14: ffff8b0d84a52b80 R15: ffff8b0d848e4550 [ 94.678391] FS: 0000000000000000(0000) GS:ffff8b0dbec80000(0000) knlGS:0000000000000000 [ 94.678817] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.679163] CR2: 00007f226cba4270 CR3: 0000000027460001 CR4: 0000000000770ef0 [ 94.679829] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 94.680319] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 94.680995] PKRU: 55555554 [ 94.681262] Call Trace: [ 94.681628] <TASK> [ 94.681929] ? __warn+0x84/0x170 [ 94.682367] ? sysfs_remove_group+0x75/0x90 [ 94.682923] ? report_bug+0x199/0x1b0 [ 94.683496] ? handle_bug+0x3d/0x70 [ 94.683894] ? exc_invalid_op+0x18/0x70 [ 94.684294] ? asm_exc_invalid_op+0x1a/0x20 [ 94.684794] ? sysfs_remove_group+0x75/0x90 [ 94.685343] br_dev_delete+0x88/0xa0 [ 94.685785] br_net_exit_batch_rtnl+0x70/0xd0 [ 94.686260] cleanup_net+0x24e/0x400 [ 94.686683] ? process_one_work+0x16c/0x4b0 [ 94.687179] process_one_work+0x1d6/0x4b0 [ 94.687590] worker_thread+0x1c1/0x3d0 [ 94.687969] ? __pfx_worker_thread+0x10/0x10 [ 94.688366] kthread+0xda/0x110 [ 94.688737] ? __pfx_kthread+0x10/0x10 [ 94.689124] ret_from_fork+0x31/0x50 [ 94.689501] ? __pfx_kthread+0x10/0x10 [ 94.689873] ret_from_fork_asm+0x1b/0x30 [ 94.690298] </TASK> [ 94.690535] irq event stamp: 2247277 [ 94.690884] hardirqs last enabled at (2247289): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 94.691763] hardirqs last disabled at (2247300): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 94.692701] softirqs last enabled at (2246898): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 94.693356] softirqs last disabled at (2246893): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 94.693836] ---[ end trace 0000000000000000 ]--- [ 95.916457] br0: port 1(veth_A-C) entered blocking state [ 95.916780] br0: port 1(veth_A-C) entered disabled state [ 95.917065] veth_A-C: entered allmulticast mode [ 95.917382] veth_A-C: entered promiscuous mode [ 95.917673] br0: port 1(veth_A-C) entered blocking state [ 95.917948] br0: port 1(veth_A-C) entered forwarding state [ 96.037881] br0: port 2(geneve_a) entered blocking state [ 96.038187] br0: port 2(geneve_a) entered disabled state [ 96.038471] geneve_a: entered allmulticast mode [ 96.038793] geneve_a: entered promiscuous mode [ 96.112609] br0: port 2(geneve_a) entered blocking state [ 96.112938] br0: port 2(geneve_a) entered forwarding state # TEST: IPv6, bridged geneve4: PMTU exceptions [ OK ] [ 98.848704] geneve_a: left allmulticast mode [ 98.849325] geneve_a: left promiscuous mode [ 98.849927] br0: port 2(geneve_a) entered disabled state [ 98.856785] veth_A-C: left allmulticast mode [ 98.857248] veth_A-C: left promiscuous mode [ 98.857681] br0: port 1(veth_A-C) entered disabled state [ 98.864902] ------------[ cut here ]------------ [ 98.865319] sysfs group 'bridge' not found for kobject 'br0' [ 98.865623] WARNING: CPU: 2 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 98.866158] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 98.866912] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 98.867414] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 98.868012] Workqueue: netns cleanup_net [ 98.868226] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 98.868538] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 98.869829] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 98.870307] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 98.870953] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 98.871598] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 98.872243] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d823fe610 [ 98.872892] R13: ffff9fd440063e08 R14: ffff8b0d823feb80 R15: ffff8b0d848e5c50 [ 98.873519] FS: 0000000000000000(0000) GS:ffff8b0dbed00000(0000) knlGS:0000000000000000 [ 98.874519] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.875306] CR2: 00007ffe2207d508 CR3: 0000000027460004 CR4: 0000000000770ef0 [ 98.876289] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 98.877230] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 98.878130] PKRU: 55555554 [ 98.878502] Call Trace: [ 98.878815] <TASK> [ 98.879100] ? __warn+0x84/0x170 [ 98.879484] ? sysfs_remove_group+0x75/0x90 [ 98.880017] ? report_bug+0x199/0x1b0 [ 98.880388] ? handle_bug+0x3d/0x70 [ 98.880585] ? exc_invalid_op+0x18/0x70 [ 98.880797] ? asm_exc_invalid_op+0x1a/0x20 [ 98.881061] ? sysfs_remove_group+0x75/0x90 [ 98.881315] br_dev_delete+0x88/0xa0 [ 98.881518] br_net_exit_batch_rtnl+0x70/0xd0 [ 98.881761] cleanup_net+0x24e/0x400 [ 98.881963] ? process_one_work+0x16c/0x4b0 [ 98.882183] process_one_work+0x1d6/0x4b0 [ 98.882397] worker_thread+0x1c1/0x3d0 [ 98.882601] ? __pfx_worker_thread+0x10/0x10 [ 98.882835] kthread+0xda/0x110 [ 98.883018] ? __pfx_kthread+0x10/0x10 [ 98.883225] ret_from_fork+0x31/0x50 [ 98.883418] ? __pfx_kthread+0x10/0x10 [ 98.883616] ret_from_fork_asm+0x1b/0x30 [ 98.883847] </TASK> [ 98.883968] irq event stamp: 2321611 [ 98.884163] hardirqs last enabled at (2321621): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 98.884614] hardirqs last disabled at (2321630): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 98.885076] softirqs last enabled at (2321258): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 98.885518] softirqs last disabled at (2321253): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 98.885967] ---[ end trace 0000000000000000 ]--- [ 100.306808] br0: port 1(veth_A-C) entered blocking state [ 100.307132] br0: port 1(veth_A-C) entered disabled state [ 100.307432] veth_A-C: entered allmulticast mode [ 100.307822] veth_A-C: entered promiscuous mode [ 100.308107] br0: port 1(veth_A-C) entered blocking state [ 100.308387] br0: port 1(veth_A-C) entered forwarding state [ 100.445335] br0: port 2(geneve_a) entered blocking state [ 100.445660] br0: port 2(geneve_a) entered disabled state [ 100.445950] geneve_a: entered allmulticast mode [ 100.446255] geneve_a: entered promiscuous mode [ 100.537104] br0: port 2(geneve_a) entered blocking state [ 100.537418] br0: port 2(geneve_a) entered forwarding state # TEST: IPv6, bridged geneve4: PMTU exceptions - nexthop objects [ OK ] [ 103.275714] geneve_a: left allmulticast mode [ 103.276301] geneve_a: left promiscuous mode [ 103.276799] br0: port 2(geneve_a) entered disabled state [ 103.286831] veth_A-C: left allmulticast mode [ 103.287094] veth_A-C: left promiscuous mode [ 103.287333] br0: port 1(veth_A-C) entered disabled state [ 103.298918] ------------[ cut here ]------------ [ 103.299341] sysfs group 'bridge' not found for kobject 'br0' [ 103.299883] WARNING: CPU: 1 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 103.300797] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 103.301839] CPU: 1 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 103.302749] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 103.303974] Workqueue: netns cleanup_net [ 103.304412] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 103.304921] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 103.306732] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 103.307273] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 103.308127] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 103.309138] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 103.309845] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d8274c610 [ 103.310549] R13: ffff9fd440063e08 R14: ffff8b0d8274cb80 R15: ffff8b0d82a74550 [ 103.311414] FS: 0000000000000000(0000) GS:ffff8b0dbec80000(0000) knlGS:0000000000000000 [ 103.312329] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.312947] CR2: 000055624ad88dec CR3: 000000000294a006 CR4: 0000000000770ef0 [ 103.313694] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 103.314385] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 103.315165] PKRU: 55555554 [ 103.315490] Call Trace: [ 103.315789] <TASK> [ 103.316026] ? __warn+0x84/0x170 [ 103.316216] ? sysfs_remove_group+0x75/0x90 [ 103.316474] ? report_bug+0x199/0x1b0 [ 103.316725] ? handle_bug+0x3d/0x70 [ 103.316916] ? exc_invalid_op+0x18/0x70 [ 103.317118] ? asm_exc_invalid_op+0x1a/0x20 [ 103.317378] ? sysfs_remove_group+0x75/0x90 [ 103.317596] br_dev_delete+0x88/0xa0 [ 103.317817] br_net_exit_batch_rtnl+0x70/0xd0 [ 103.318054] cleanup_net+0x24e/0x400 [ 103.318257] ? process_one_work+0x16c/0x4b0 [ 103.318478] process_one_work+0x1d6/0x4b0 [ 103.318705] worker_thread+0x1c1/0x3d0 [ 103.318906] ? __pfx_worker_thread+0x10/0x10 [ 103.319146] kthread+0xda/0x110 [ 103.319323] ? __pfx_kthread+0x10/0x10 [ 103.319521] ret_from_fork+0x31/0x50 [ 103.319723] ? __pfx_kthread+0x10/0x10 [ 103.319924] ret_from_fork_asm+0x1b/0x30 [ 103.320140] </TASK> [ 103.320273] irq event stamp: 2395901 [ 103.320477] hardirqs last enabled at (2395911): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 103.320943] hardirqs last disabled at (2395922): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 103.321393] softirqs last enabled at (2395574): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 103.321841] softirqs last disabled at (2395565): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 103.322285] ---[ end trace 0000000000000000 ]--- [ 104.595922] br0: port 1(veth_A-C) entered blocking state [ 104.596261] br0: port 1(veth_A-C) entered disabled state [ 104.596570] veth_A-C: entered allmulticast mode [ 104.596909] veth_A-C: entered promiscuous mode [ 104.597197] br0: port 1(veth_A-C) entered blocking state [ 104.597472] br0: port 1(veth_A-C) entered forwarding state [ 104.727623] br0: port 2(geneve_a) entered blocking state [ 104.727947] br0: port 2(geneve_a) entered disabled state [ 104.728235] geneve_a: entered allmulticast mode [ 104.728547] geneve_a: entered promiscuous mode [ 104.804112] br0: port 2(geneve_a) entered blocking state [ 104.804423] br0: port 2(geneve_a) entered forwarding state # TEST: IPv4, bridged geneve6: PMTU exceptions [ OK ] [ 107.559725] geneve_a: left allmulticast mode [ 107.560114] geneve_a: left promiscuous mode [ 107.560462] br0: port 2(geneve_a) entered disabled state [ 107.580846] veth_A-C: left allmulticast mode [ 107.581113] veth_A-C: left promiscuous mode [ 107.581388] br0: port 1(veth_A-C) entered disabled state [ 107.592077] ------------[ cut here ]------------ [ 107.592493] sysfs group 'bridge' not found for kobject 'br0' [ 107.592895] WARNING: CPU: 0 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 107.593358] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 107.593944] CPU: 0 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 107.594459] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 107.595216] Workqueue: netns cleanup_net [ 107.595557] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 107.595961] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 107.597081] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 107.597412] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 107.597872] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 107.598386] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 107.598969] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d82748610 [ 107.599561] R13: ffff9fd440063e08 R14: ffff8b0d82748b80 R15: ffff8b0d848e5c50 [ 107.600141] FS: 0000000000000000(0000) GS:ffff8b0dbec00000(0000) knlGS:0000000000000000 [ 107.600598] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.601018] CR2: 00007fddd391c270 CR3: 0000000027460004 CR4: 0000000000770ef0 [ 107.601469] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 107.601926] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 107.602441] PKRU: 55555554 [ 107.602717] Call Trace: [ 107.602903] <TASK> [ 107.603066] ? __warn+0x84/0x170 [ 107.603274] ? sysfs_remove_group+0x75/0x90 [ 107.603535] ? report_bug+0x199/0x1b0 [ 107.603783] ? handle_bug+0x3d/0x70 [ 107.604024] ? exc_invalid_op+0x18/0x70 [ 107.604259] ? asm_exc_invalid_op+0x1a/0x20 [ 107.604526] ? sysfs_remove_group+0x75/0x90 [ 107.604832] br_dev_delete+0x88/0xa0 [ 107.605071] br_net_exit_batch_rtnl+0x70/0xd0 [ 107.605352] cleanup_net+0x24e/0x400 [ 107.605600] ? process_one_work+0x16c/0x4b0 [ 107.605915] process_one_work+0x1d6/0x4b0 [ 107.606223] worker_thread+0x1c1/0x3d0 [ 107.606539] ? __pfx_worker_thread+0x10/0x10 [ 107.606915] kthread+0xda/0x110 [ 107.607223] ? __pfx_kthread+0x10/0x10 [ 107.607556] ret_from_fork+0x31/0x50 [ 107.607872] ? __pfx_kthread+0x10/0x10 [ 107.608194] ret_from_fork_asm+0x1b/0x30 [ 107.608456] </TASK> [ 107.608628] irq event stamp: 2470671 [ 107.608894] hardirqs last enabled at (2470685): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 107.609423] hardirqs last disabled at (2470696): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 107.609997] softirqs last enabled at (2470314): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 107.610486] softirqs last disabled at (2470307): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 107.610960] ---[ end trace 0000000000000000 ]--- [ 109.018879] br0: port 1(veth_A-C) entered blocking state [ 109.019201] br0: port 1(veth_A-C) entered disabled state [ 109.019501] veth_A-C: entered allmulticast mode [ 109.019914] veth_A-C: entered promiscuous mode [ 109.020211] br0: port 1(veth_A-C) entered blocking state [ 109.020500] br0: port 1(veth_A-C) entered forwarding state [ 109.156473] br0: port 2(geneve_a) entered blocking state [ 109.156797] br0: port 2(geneve_a) entered disabled state [ 109.157085] geneve_a: entered allmulticast mode [ 109.157397] geneve_a: entered promiscuous mode [ 109.241800] br0: port 2(geneve_a) entered blocking state [ 109.242135] br0: port 2(geneve_a) entered forwarding state # TEST: IPv4, bridged geneve6: PMTU exceptions - nexthop objects [ OK ] [ 111.961717] geneve_a: left allmulticast mode [ 111.962052] geneve_a: left promiscuous mode [ 111.962295] br0: port 2(geneve_a) entered disabled state [ 111.973850] veth_A-C: left allmulticast mode [ 111.974099] veth_A-C: left promiscuous mode [ 111.974332] br0: port 1(veth_A-C) entered disabled state [ 111.982919] ------------[ cut here ]------------ [ 111.983362] sysfs group 'bridge' not found for kobject 'br0' [ 111.983967] WARNING: CPU: 2 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 111.984840] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 111.985862] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 111.986634] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 111.987704] Workqueue: netns cleanup_net [ 111.988067] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 111.988509] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 111.989649] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 111.989924] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 111.990287] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 111.990665] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 111.991031] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d82546610 [ 111.991395] R13: ffff9fd440063e08 R14: ffff8b0d82546b80 R15: ffff8b0d848e1750 [ 111.991776] FS: 0000000000000000(0000) GS:ffff8b0dbed00000(0000) knlGS:0000000000000000 [ 111.992196] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.992495] CR2: 00007f6277a3d000 CR3: 0000000027460005 CR4: 0000000000770ef0 [ 111.992874] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 111.993254] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 111.993618] PKRU: 55555554 [ 111.993778] Call Trace: [ 111.993914] <TASK> [ 111.994034] ? __warn+0x84/0x170 [ 111.994210] ? sysfs_remove_group+0x75/0x90 [ 111.994435] ? report_bug+0x199/0x1b0 [ 111.994634] ? handle_bug+0x3d/0x70 [ 111.994836] ? exc_invalid_op+0x18/0x70 [ 111.995039] ? asm_exc_invalid_op+0x1a/0x20 [ 111.995267] ? sysfs_remove_group+0x75/0x90 [ 111.995487] br_dev_delete+0x88/0xa0 [ 111.995698] br_net_exit_batch_rtnl+0x70/0xd0 [ 111.995938] cleanup_net+0x24e/0x400 [ 111.996134] ? process_one_work+0x16c/0x4b0 [ 111.996353] process_one_work+0x1d6/0x4b0 [ 111.996569] worker_thread+0x1c1/0x3d0 [ 111.996781] ? __pfx_worker_thread+0x10/0x10 [ 111.997008] kthread+0xda/0x110 [ 111.997180] ? __pfx_kthread+0x10/0x10 [ 111.997380] ret_from_fork+0x31/0x50 [ 111.997572] ? __pfx_kthread+0x10/0x10 [ 111.997783] ret_from_fork_asm+0x1b/0x30 [ 111.998002] </TASK> [ 111.998124] irq event stamp: 2545837 [ 111.998314] hardirqs last enabled at (2545847): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 111.998779] hardirqs last disabled at (2545860): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 111.999223] softirqs last enabled at (2545406): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 111.999675] softirqs last disabled at (2545401): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 112.000114] ---[ end trace 0000000000000000 ]--- [ 113.262304] br0: port 1(veth_A-C) entered blocking state [ 113.262615] br0: port 1(veth_A-C) entered disabled state [ 113.262914] veth_A-C: entered allmulticast mode [ 113.263244] veth_A-C: entered promiscuous mode [ 113.263531] br0: port 1(veth_A-C) entered blocking state [ 113.263816] br0: port 1(veth_A-C) entered forwarding state [ 113.387610] br0: port 2(geneve_a) entered blocking state [ 113.387934] br0: port 2(geneve_a) entered disabled state [ 113.388227] geneve_a: entered allmulticast mode [ 113.388545] geneve_a: entered promiscuous mode [ 113.461072] br0: port 2(geneve_a) entered blocking state [ 113.461379] br0: port 2(geneve_a) entered forwarding state # TEST: IPv6, bridged geneve6: PMTU exceptions [ OK ] [ 116.184686] geneve_a: left allmulticast mode [ 116.185143] geneve_a: left promiscuous mode [ 116.185529] br0: port 2(geneve_a) entered disabled state [ 116.197811] veth_A-C: left allmulticast mode [ 116.198270] veth_A-C: left promiscuous mode [ 116.198671] br0: port 1(veth_A-C) entered disabled state [ 116.209898] ------------[ cut here ]------------ [ 116.210333] sysfs group 'bridge' not found for kobject 'br0' [ 116.210839] WARNING: CPU: 1 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 116.211543] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 116.212494] CPU: 1 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 116.213327] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 116.214320] Workqueue: netns cleanup_net [ 116.214665] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 116.215121] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 116.216759] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 116.217230] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 116.217841] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 116.218494] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 116.219166] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d84872610 [ 116.219752] R13: ffff9fd440063e08 R14: ffff8b0d84872b80 R15: ffff8b0d82a72e50 [ 116.220391] FS: 0000000000000000(0000) GS:ffff8b0dbec80000(0000) knlGS:0000000000000000 [ 116.221068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.221580] CR2: 000055624ad88dec CR3: 0000000003576006 CR4: 0000000000770ef0 [ 116.222185] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 116.222804] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 116.223365] PKRU: 55555554 [ 116.223649] Call Trace: [ 116.223870] <TASK> [ 116.224044] ? __warn+0x84/0x170 [ 116.224373] ? sysfs_remove_group+0x75/0x90 [ 116.224713] ? report_bug+0x199/0x1b0 [ 116.224913] ? handle_bug+0x3d/0x70 [ 116.225101] ? exc_invalid_op+0x18/0x70 [ 116.225336] ? asm_exc_invalid_op+0x1a/0x20 [ 116.225586] ? sysfs_remove_group+0x75/0x90 [ 116.225816] br_dev_delete+0x88/0xa0 [ 116.226009] br_net_exit_batch_rtnl+0x70/0xd0 [ 116.226244] cleanup_net+0x24e/0x400 [ 116.226440] ? process_one_work+0x16c/0x4b0 [ 116.226669] process_one_work+0x1d6/0x4b0 [ 116.226886] worker_thread+0x1c1/0x3d0 [ 116.227087] ? __pfx_worker_thread+0x10/0x10 [ 116.227311] kthread+0xda/0x110 [ 116.227485] ? __pfx_kthread+0x10/0x10 [ 116.227691] ret_from_fork+0x31/0x50 [ 116.227886] ? __pfx_kthread+0x10/0x10 [ 116.228085] ret_from_fork_asm+0x1b/0x30 [ 116.228303] </TASK> [ 116.228424] irq event stamp: 2620439 [ 116.228614] hardirqs last enabled at (2620449): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 116.229069] hardirqs last disabled at (2620460): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 116.229514] softirqs last enabled at (2620042): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 116.229963] softirqs last disabled at (2620037): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 116.230395] ---[ end trace 0000000000000000 ]--- [ 117.647014] br0: port 1(veth_A-C) entered blocking state [ 117.647330] br0: port 1(veth_A-C) entered disabled state [ 117.647621] veth_A-C: entered allmulticast mode [ 117.647955] veth_A-C: entered promiscuous mode [ 117.648238] br0: port 1(veth_A-C) entered blocking state [ 117.648513] br0: port 1(veth_A-C) entered forwarding state [ 117.790837] br0: port 2(geneve_a) entered blocking state [ 117.791293] br0: port 2(geneve_a) entered disabled state [ 117.791804] geneve_a: entered allmulticast mode [ 117.792347] geneve_a: entered promiscuous mode [ 117.873457] br0: port 2(geneve_a) entered blocking state [ 117.873804] br0: port 2(geneve_a) entered forwarding state # TEST: IPv6, bridged geneve6: PMTU exceptions - nexthop objects [ OK ] [ 120.637680] geneve_a: left allmulticast mode [ 120.638237] geneve_a: left promiscuous mode [ 120.638735] br0: port 2(geneve_a) entered disabled state [ 120.646770] veth_A-C: left allmulticast mode [ 120.647115] veth_A-C: left promiscuous mode [ 120.647444] br0: port 1(veth_A-C) entered disabled state [ 120.654897] ------------[ cut here ]------------ [ 120.655393] sysfs group 'bridge' not found for kobject 'br0' [ 120.656054] WARNING: CPU: 2 PID: 11 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 120.656865] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel act_csum libcrc32c act_pedit cls_flower sch_prio [ 120.657914] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 120.658750] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 120.659670] Workqueue: netns cleanup_net [ 120.659882] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 120.660195] Code: 48 89 ef 5d 41 5c e9 7a ad ff ff 48 89 ef e8 12 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 a0 cd f2 96 e8 ac 67 c5 ff 90 <0f> 0b 90 90 5b 5d 41 5c c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 [ 120.661712] RSP: 0018:ffff9fd440063d70 EFLAGS: 00010286 [ 120.662010] RAX: 0000000000000000 RBX: ffffffff96b472c0 RCX: 00000000ffffdfff [ 120.662375] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 120.662749] RBP: 0000000000000000 R08: ffffffff97378508 R09: 00000000ffffdfff [ 120.663297] R10: ffffffff97298520 R11: ffffffff97348520 R12: ffff8b0d84870610 [ 120.663918] R13: ffff9fd440063e08 R14: ffff8b0d84870b80 R15: ffff8b0d848e4550 [ 120.664410] FS: 0000000000000000(0000) GS:ffff8b0dbed00000(0000) knlGS:0000000000000000 [ 120.665062] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.665602] CR2: 00007ffe2207cdc8 CR3: 0000000027460005 CR4: 0000000000770ef0 [ 120.666286] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 120.666981] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 120.667685] PKRU: 55555554 [ 120.667991] Call Trace: [ 120.668222] <TASK> [ 120.668424] ? __warn+0x84/0x170 [ 120.668821] ? sysfs_remove_group+0x75/0x90 [ 120.669306] ? report_bug+0x199/0x1b0 [ 120.669696] ? handle_bug+0x3d/0x70 [ 120.670137] ? exc_invalid_op+0x18/0x70 [ 120.670499] ? asm_exc_invalid_op+0x1a/0x20 [ 120.670998] ? sysfs_remove_group+0x75/0x90 [ 120.671582] br_dev_delete+0x88/0xa0 [ 120.672002] br_net_exit_batch_rtnl+0x70/0xd0 [ 120.672411] cleanup_net+0x24e/0x400 [ 120.672765] ? process_one_work+0x16c/0x4b0 [ 120.673214] process_one_work+0x1d6/0x4b0 [ 120.673673] worker_thread+0x1c1/0x3d0 [ 120.674051] ? __pfx_worker_thread+0x10/0x10 [ 120.674549] kthread+0xda/0x110 [ 120.674897] ? __pfx_kthread+0x10/0x10 [ 120.675371] ret_from_fork+0x31/0x50 [ 120.675761] ? __pfx_kthread+0x10/0x10 [ 120.676115] ret_from_fork_asm+0x1b/0x30 [ 120.676513] </TASK> [ 120.676720] irq event stamp: 2695079 [ 120.677037] hardirqs last enabled at (2695089): [<ffffffff959d893d>] console_unlock+0x10d/0x130 [ 120.677881] hardirqs last disabled at (2695100): [<ffffffff959d8922>] console_unlock+0xf2/0x130 [ 120.678701] softirqs last enabled at (2694644): [<ffffffff966e27b2>] __do_softirq+0x2c2/0x37a [ 120.679697] softirqs last disabled at (2694635): [<ffffffff9594be1f>] irq_exit_rcu+0x7f/0xa0 [ 120.680413] ---[ 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 ] [ 150.522469] 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-1/tools/testing/selftests/net' make: Leaving directory '/home/virtme/testing-1/tools/testing/selftests' xx__-> echo $? 0 xx__->