make -C tools/testing/selftests TARGETS=net/forwarding TEST_PROGS=vxlan_assymmetric_ipv6.sh TEST_GEN_PROGS="" run_tests make: Entering directory '/home/virtme/testing-2/tools/testing/selftests' make[1]: Entering directory '/home/virtme/testing-2/tools/testing/selftests/net/forwarding' make[1]: Nothing to be done for 'all'. make[1]: Leaving directory '/home/virtme/testing-2/tools/testing/selftests/net/forwarding' make[1]: Entering directory '/home/virtme/testing-2/tools/testing/selftests/net/forwarding' TAP version 13 1..1 # timeout set to 10800 # selftests: net/forwarding: vxlan_asymmetric_ipv6.sh [ 337.947280] br1: port 1(vx10) entered blocking state [ 337.947791] br1: port 1(vx10) entered disabled state [ 337.948210] vx10: entered allmulticast mode [ 337.948722] vx10: entered promiscuous mode [ 337.949159] br1: port 1(vx10) entered blocking state [ 337.949591] br1: port 1(vx10) entered forwarding state [ 337.991736] br1: port 2(vx20) entered blocking state [ 337.992262] br1: port 2(vx20) entered disabled state [ 337.992762] vx20: entered allmulticast mode [ 337.993289] vx20: entered promiscuous mode [ 337.993705] br1: port 2(vx20) entered blocking state [ 337.994232] br1: port 2(vx20) entered forwarding state [ 338.016180] br1: port 3(veth1) entered blocking state [ 338.016631] br1: port 3(veth1) entered disabled state [ 338.017074] veth1: entered allmulticast mode [ 338.017567] veth1: entered promiscuous mode [ 338.028120] br1: port 3(veth1) entered blocking state [ 338.028427] br1: port 3(veth1) entered forwarding state [ 338.049876] br1: port 4(veth2) entered blocking state [ 338.050179] br1: port 4(veth2) entered disabled state [ 338.050476] veth2: entered allmulticast mode [ 338.050803] veth2: entered promiscuous mode [ 338.061349] br1: port 4(veth2) entered blocking state [ 338.061664] br1: port 4(veth2) entered forwarding state [ 338.170992] br1: entered promiscuous mode [ 338.171638] br1: left promiscuous mode [ 338.183009] br1: entered promiscuous mode [ 338.822359] br1: port 1(vx10) entered blocking state [ 338.822682] br1: port 1(vx10) entered disabled state [ 338.823002] vx10: entered allmulticast mode [ 338.823337] vx10: entered promiscuous mode [ 338.823616] br1: port 1(vx10) entered blocking state [ 338.823915] br1: port 1(vx10) entered forwarding state [ 338.866883] br1: port 2(vx20) entered blocking state [ 338.867202] br1: port 2(vx20) entered disabled state [ 338.867507] vx20: entered allmulticast mode [ 338.867892] vx20: entered promiscuous mode [ 338.868178] br1: port 2(vx20) entered blocking state [ 338.868484] br1: port 2(vx20) entered forwarding state [ 338.889551] br1: port 3(w1) entered blocking state [ 338.889882] br1: port 3(w1) entered disabled state [ 338.890160] w1: entered allmulticast mode [ 338.890462] w1: entered promiscuous mode [ 338.901285] br1: port 3(w1) entered blocking state [ 338.901624] br1: port 3(w1) entered forwarding state [ 338.921368] br1: port 4(w3) entered blocking state [ 338.921661] br1: port 4(w3) entered disabled state [ 338.921972] w3: entered allmulticast mode [ 338.922274] w3: entered promiscuous mode [ 338.931966] br1: port 4(w3) entered blocking state [ 338.932254] br1: port 4(w3) entered forwarding state [ 339.028990] br1: entered promiscuous mode [ 339.029677] br1: left promiscuous mode [ 339.047038] br1: entered promiscuous mode [ 340.860450] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 340.861292] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 340.862245] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 340.862986] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 340.863746] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 340.864517] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 340.865261] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 340.866069] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 340.866830] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 340.867542] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) # TEST: ping6: local->local vid 10->vid 20 [ OK ] # TEST: ping6: local->remote vid 10->vid 10 [ OK ] # TEST: ping6: local->remote vid 20->vid 20 [ OK ] # TEST: ping6: local->remote vid 10->vid 20 [ OK ] # TEST: ping6: local->remote vid 20->vid 10 [ OK ] # INFO: deleting neighbours from vlan interfaces # TEST: ping6: local->local vid 10->vid 20 [ OK ] # TEST: ping6: local->remote vid 10->vid 10 [ OK ] # TEST: ping6: local->remote vid 20->vid 20 [ OK ] # TEST: ping6: local->remote vid 10->vid 20 [ OK ] # TEST: ping6: local->remote vid 20->vid 10 [ OK ] [ 355.038387] w3: left allmulticast mode [ 355.038792] w3: left promiscuous mode [ 355.039127] br1: port 4(w3) entered disabled state [ 355.050040] w1: left allmulticast mode [ 355.050374] w1: left promiscuous mode [ 355.050692] br1: port 3(w1) entered disabled state [ 355.061937] vx20: left allmulticast mode [ 355.062173] vx20: left promiscuous mode [ 355.062396] br1: port 2(vx20) entered disabled state [ 355.068071] vx10: left allmulticast mode [ 355.068301] vx10: left promiscuous mode [ 355.068543] br1: port 1(vx10) entered disabled state [ 355.078731] ------------[ cut here ]------------ [ 355.079023] refcount_t: underflow; use-after-free. [ 355.079302] WARNING: CPU: 2 PID: 67 at lib/refcount.c:28 refcount_warn_saturate+0xd0/0x130 [ 355.079753] Modules linked in: macvlan vxlan ip6_udp_tunnel udp_tunnel act_mirred ip6_gre ip6_tunnel tunnel6 cls_matchall ip_gre gre sch_tbf sch_ets act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth [ 355.080759] CPU: 2 PID: 67 Comm: kworker/u8:1 Not tainted 6.8.0-rc2-virtme #1 [ 355.081160] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 355.081837] Workqueue: netns cleanup_net [ 355.082059] RIP: 0010:refcount_warn_saturate+0xd0/0x130 [ 355.082346] Code: 0b 90 90 c3 cc cc cc cc 80 3d a1 b9 66 01 00 0f 85 75 ff ff ff c6 05 94 b9 66 01 01 90 48 c7 c7 a0 70 6f 84 e8 71 92 b4 ff 90 <0f> 0b 90 90 c3 cc cc cc cc 80 3d 74 b9 66 01 00 0f 85 4a ff ff ff [ 355.083330] RSP: 0018:ffffaab58025bd78 EFLAGS: 00010286 [ 355.083609] RAX: 0000000000000000 RBX: ffff9e4e44c6e000 RCX: 00000000ffffdfff [ 355.084002] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 355.084384] RBP: ffff9e4e44c6e5f8 R08: ffffffff84b64508 R09: 00000000ffffdfff [ 355.084771] R10: ffffffff84a84520 R11: ffffffff84b34520 R12: ffff9e4e44c6e000 [ 355.085155] R13: ffffaab58025be08 R14: ffff9e4e44c6eb60 R15: ffffffff86013dd0 [ 355.085532] FS: 0000000000000000(0000) GS:ffff9e4e7ed00000(0000) knlGS:0000000000000000 [ 355.085976] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 355.086282] CR2: 00007fbf5f1470c8 CR3: 00000000026c4006 CR4: 00000000001706f0 [ 355.086657] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 355.087050] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 355.087431] Call Trace: [ 355.087569] [ 355.087695] ? __warn+0x84/0x170 [ 355.087890] ? refcount_warn_saturate+0xd0/0x130 [ 355.088142] ? report_bug+0x199/0x1b0 [ 355.088344] ? handle_bug+0x3d/0x70 [ 355.088535] ? exc_invalid_op+0x18/0x70 [ 355.088750] ? asm_exc_invalid_op+0x1a/0x20 [ 355.088988] ? refcount_warn_saturate+0xd0/0x130 [ 355.089239] ? refcount_warn_saturate+0xcf/0x130 [ 355.089492] br_sysfs_delbr+0x1d/0x40 [bridge] [ 355.089792] br_dev_delete+0x88/0xa0 [bridge] [ 355.090055] br_net_exit_batch_rtnl+0x70/0xd0 [bridge] [ 355.090346] cleanup_net+0x251/0x3a0 [ 355.090549] ? process_one_work+0x16c/0x4b0 [ 355.090781] process_one_work+0x1d9/0x4b0 [ 355.091008] worker_thread+0x1c1/0x3d0 [ 355.091216] ? __pfx_worker_thread+0x10/0x10 [ 355.091450] kthread+0xdd/0x110 [ 355.091624] ? __pfx_kthread+0x10/0x10 [ 355.091857] ret_from_fork+0x34/0x50 [ 355.092057] ? __pfx_kthread+0x10/0x10 [ 355.092264] ret_from_fork_asm+0x1b/0x30 [ 355.092487] [ 355.092612] irq event stamp: 52591 [ 355.092803] hardirqs last enabled at (52601): [] console_unlock+0x10d/0x130 [ 355.093271] hardirqs last disabled at (52612): [] console_unlock+0xf2/0x130 [ 355.093731] softirqs last enabled at (52240): [] __do_softirq+0x2c2/0x37a [ 355.094190] softirqs last disabled at (52235): [] irq_exit_rcu+0x7f/0xa0 [ 355.094624] ---[ end trace 0000000000000000 ]--- [ 355.094911] ------------[ cut here ]------------ [ 355.095209] sysfs group 'bridge' not found for kobject 'br1' [ 355.095660] WARNING: CPU: 1 PID: 67 at fs/sysfs/group.c:282 sysfs_remove_group+0x75/0x90 [ 355.096195] Modules linked in: macvlan vxlan ip6_udp_tunnel udp_tunnel act_mirred ip6_gre ip6_tunnel tunnel6 cls_matchall ip_gre gre sch_tbf sch_ets act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth [ 355.097214] CPU: 1 PID: 67 Comm: kworker/u8:1 Tainted: G W 6.8.0-rc2-virtme #1 [ 355.097681] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 355.098285] Workqueue: netns cleanup_net [ 355.098506] RIP: 0010:sysfs_remove_group+0x75/0x90 [ 355.098770] Code: 48 89 ef 5d 41 5c e9 0a ae ff ff 48 89 ef e8 a2 9b ff ff eb d1 90 49 8b 14 24 48 8b 33 48 c7 c7 88 06 6f 84 e8 fc b0 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 [ 355.099761] RSP: 0018:ffffaab58025bd70 EFLAGS: 00010286 [ 355.100050] RAX: 0000000000000000 RBX: ffffffffc0685c60 RCX: 00000000ffffdfff [ 355.100437] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 355.100818] RBP: 0000000000000000 R08: ffffffff84b64508 R09: 00000000ffffdfff [ 355.101195] R10: ffffffff84a84520 R11: ffffffff84b34520 R12: ffff9e4e44c6e5f8 [ 355.101580] R13: ffffaab58025be08 R14: ffff9e4e44c6eb60 R15: ffffffff86013dd0 [ 355.101972] FS: 0000000000000000(0000) GS:ffff9e4e7ec80000(0000) knlGS:0000000000000000 [ 355.102405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 355.102713] CR2: 00007f9ce46a51b4 CR3: 000000000bc4c001 CR4: 00000000001706f0 [ 355.103105] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 355.103495] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 355.103909] Call Trace: [ 355.104053] [ 355.104196] ? __warn+0x84/0x170 [ 355.104400] ? sysfs_remove_group+0x75/0x90 [ 355.104646] ? report_bug+0x199/0x1b0 [ 355.104856] ? handle_bug+0x3d/0x70 [ 355.105061] ? exc_invalid_op+0x18/0x70 [ 355.105267] ? asm_exc_invalid_op+0x1a/0x20 [ 355.105510] ? sysfs_remove_group+0x75/0x90 [ 355.105761] br_dev_delete+0x88/0xa0 [bridge] [ 355.106027] br_net_exit_batch_rtnl+0x70/0xd0 [bridge] [ 355.106314] cleanup_net+0x251/0x3a0 [ 355.106547] ? process_one_work+0x16c/0x4b0 [ 355.106773] process_one_work+0x1d9/0x4b0 [ 355.107003] worker_thread+0x1c1/0x3d0 [ 355.107208] ? __pfx_worker_thread+0x10/0x10 [ 355.107454] kthread+0xdd/0x110 [ 355.107628] ? __pfx_kthread+0x10/0x10 [ 355.107837] ret_from_fork+0x34/0x50 [ 355.108037] ? __pfx_kthread+0x10/0x10 [ 355.108244] ret_from_fork_asm+0x1b/0x30 [ 355.108473] [ 355.108596] irq event stamp: 53285 [ 355.108786] hardirqs last enabled at (53295): [] console_unlock+0x10d/0x130 [ 355.109252] hardirqs last disabled at (53306): [] console_unlock+0xf2/0x130 [ 355.109711] softirqs last enabled at (52944): [] __do_softirq+0x2c2/0x37a [ 355.110162] softirqs last disabled at (52933): [] irq_exit_rcu+0x7f/0xa0 [ 355.110603] ---[ end trace 0000000000000000 ]--- [ 355.111042] br1: left promiscuous mode [ 355.377634] br1: left promiscuous mode [ 355.481371] br1: port 4(veth2) entered disabled state [ 355.490943] veth2: left allmulticast mode [ 355.491196] veth2: left promiscuous mode [ 355.491426] br1: port 4(veth2) entered disabled state [ 355.524317] br1: port 3(veth1) entered disabled state [ 355.533492] veth1: left allmulticast mode [ 355.533742] veth1: left promiscuous mode [ 355.534005] br1: port 3(veth1) entered disabled state [ 355.563199] vx20: left allmulticast mode [ 355.563447] vx20: left promiscuous mode [ 355.563662] br1: port 2(vx20) entered disabled state [ 355.627149] vx10: left allmulticast mode [ 355.627393] vx10: left promiscuous mode [ 355.627610] br1: port 1(vx10) entered disabled state ok 1 selftests: net/forwarding: vxlan_asymmetric_ipv6.sh make[1]: Leaving directory '/home/virtme/testing-2/tools/testing/selftests/net/forwarding' make: Leaving directory '/home/virtme/testing-2/tools/testing/selftests' xx__-> echo $? 0 xx__->