make -C tools/testing/selftests TARGETS=net TEST_PROGS=test_bridge_backup__port.sh TEST_GEN_PROGS="" run_tests make: Entering directory '/home/virtme/testing-3/tools/testing/selftests' make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net' make[1]: Nothing to be done for 'all'. make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net' make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net' TAP version 13 1..1 # timeout set to 6000 # selftests: net: test_bridge_backup_port.sh [ 1911.375629][T15479] veth0: renamed from veth1 [ 1913.014082][T15495] br0: port 1(swp1) entered blocking state [ 1913.014529][T15495] br0: port 1(swp1) entered disabled state [ 1913.015253][T15495] swp1: entered allmulticast mode [ 1913.016654][T15495] swp1: entered promiscuous mode [ 1913.019585][T15495] br0: port 1(swp1) entered blocking state [ 1913.020014][T15495] br0: port 1(swp1) entered forwarding state [ 1913.346236][T15497] br0: port 2(vx0) entered blocking state [ 1913.346568][T15497] br0: port 2(vx0) entered disabled state [ 1913.346910][T15497] vx0: entered allmulticast mode [ 1913.348272][T15497] vx0: entered promiscuous mode [ 1913.348861][T15497] br0: port 2(vx0) entered blocking state [ 1913.349161][T15497] br0: port 2(vx0) entered forwarding state [ 1915.516345][T15510] br0: port 1(swp1) entered blocking state [ 1915.516688][T15510] br0: port 1(swp1) entered disabled state [ 1915.517374][T15510] swp1: entered allmulticast mode [ 1915.518723][T15510] swp1: entered promiscuous mode [ 1915.520153][T15510] br0: port 1(swp1) entered blocking state [ 1915.520467][T15510] br0: port 1(swp1) entered forwarding state [ 1915.848255][T15512] br0: port 2(vx0) entered blocking state [ 1915.848591][T15512] br0: port 2(vx0) entered disabled state [ 1915.848923][T15512] vx0: entered allmulticast mode [ 1915.850225][T15512] vx0: entered promiscuous mode [ 1915.851242][T15512] br0: port 2(vx0) entered blocking state [ 1915.851550][T15512] br0: port 2(vx0) entered forwarding state # # Backup port # ----------- [ 1922.317707][T15524] GACT probability NOT on # TEST: Forwarding out of swp1 [ OK ] # TEST: No forwarding out of vx0 [ OK ] [ 1924.174568][ T8113] br0: port 1(swp1) entered disabled state # TEST: swp1 carrier off [ OK ] # TEST: No forwarding out of swp1 [ OK ] # TEST: No forwarding out of vx0 [ OK ] [ 1925.488133][T12634] br0: port 1(swp1) entered blocking state [ 1925.488484][T12634] br0: port 1(swp1) entered forwarding state # TEST: swp1 carrier on [ OK ] # TEST: vx0 configured as backup port of swp1 [ OK ] # TEST: Forwarding out of swp1 [ OK ] # TEST: No forwarding out of vx0 [ OK ] [ 1927.117563][T13975] br0: port 1(swp1) entered disabled state # TEST: swp1 carrier off [ OK ] # TEST: No forwarding out of swp1 [ OK ] # TEST: Forwarding out of vx0 [ OK ] [ 1928.460920][T12634] br0: port 1(swp1) entered blocking state [ 1928.461272][T12634] br0: port 1(swp1) entered forwarding state # TEST: swp1 carrier on [ OK ] # TEST: Forwarding out of swp1 [ OK ] # TEST: No forwarding out of vx0 [ OK ] # TEST: vx0 not configured as backup port of swp1 [ OK ] # TEST: Forwarding out of swp1 [ OK ] # TEST: No forwarding out of vx0 [ OK ] [ 1931.171933][ T7680] br0: port 1(swp1) entered disabled state # TEST: swp1 carrier off [ OK ] # TEST: No forwarding out of swp1 [ OK ] # TEST: No forwarding out of vx0 [ OK ] [ 1932.499135][ T11] vx0: left allmulticast mode [ 1932.499518][ T11] vx0: left promiscuous mode [ 1932.499957][ T11] br0: port 2(vx0) entered disabled state [ 1932.517399][ T11] swp1: left allmulticast mode [ 1932.517680][ T11] swp1: left promiscuous mode [ 1932.518081][ T11] br0: port 1(swp1) entered disabled state [ 1932.612590][ T11] ================================================================== [ 1932.613029][ T11] BUG: KASAN: use-after-free in vxlan_netdevice_event+0x32f/0x340 [vxlan] [ 1932.613474][ T11] Read of size 8 at addr ffff88800e9f8bf0 by task kworker/u8:0/11 [ 1932.613864][ T11] [ 1932.613992][ T11] CPU: 0 PID: 11 Comm: kworker/u8:0 Not tainted 6.8.0-rc2-virtme #1 [ 1932.614392][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1932.615006][ T11] Workqueue: netns cleanup_net [ 1932.615260][ T11] Call Trace: [ 1932.615433][ T11] [ 1932.615582][ T11] dump_stack_lvl+0x64/0xb0 [ 1932.615820][ T11] print_address_description.constprop.0+0x2c/0x3b0 [ 1932.616163][ T11] ? vxlan_netdevice_event+0x32f/0x340 [vxlan] [ 1932.616486][ T11] print_report+0xb5/0x270 [ 1932.616714][ T11] ? kasan_addr_to_slab+0x4e/0x90 [ 1932.616971][ T11] kasan_report+0xbe/0xf0 [ 1932.617194][ T11] ? vxlan_netdevice_event+0x32f/0x340 [vxlan] [ 1932.617518][ T11] vxlan_netdevice_event+0x32f/0x340 [vxlan] [ 1932.617832][ T11] ? __pfx_vxlan_netdevice_event+0x10/0x10 [vxlan] [ 1932.618172][ T11] ? mpls_dev_notify+0x3c1/0x550 [mpls_router] [ 1932.618497][ T11] notifier_call_chain+0x9a/0x290 [ 1932.618758][ T11] unregister_netdevice_many_notify+0x55a/0x1180 [ 1932.619080][ T11] ? mutex_is_locked+0x17/0x50 [ 1932.619323][ T11] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 1932.619664][ T11] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 1932.619981][ T11] default_device_exit_batch+0x228/0x2c0 [ 1932.620262][ T11] ? __pfx_default_device_exit_batch+0x10/0x10 [ 1932.620571][ T11] ? mutex_is_locked+0x17/0x50 [ 1932.620814][ T11] ? nexthop_net_exit_batch_rtnl+0x83/0x210 [ 1932.621115][ T11] cleanup_net+0x4f3/0xb50 [ 1932.621341][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1932.621626][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 1932.621875][ T11] ? lock_acquire+0x1c1/0x220 [ 1932.622113][ T11] ? process_one_work+0x714/0x1310 [ 1932.622380][ T11] process_one_work+0x78c/0x1310 [ 1932.622631][ T11] ? hlock_class+0x4e/0x130 [ 1932.622864][ T11] ? __pfx_process_one_work+0x10/0x10 [ 1932.623141][ T11] ? assign_work+0x16c/0x240 [ 1932.623377][ T11] worker_thread+0x73d/0x1010 [ 1932.623618][ T11] ? __pfx_worker_thread+0x10/0x10 [ 1932.623877][ T11] kthread+0x28f/0x360 [ 1932.624086][ T11] ? __pfx_kthread+0x10/0x10 [ 1932.624319][ T11] ret_from_fork+0x31/0x70 [ 1932.624546][ T11] ? __pfx_kthread+0x10/0x10 [ 1932.624779][ T11] ret_from_fork_asm+0x1b/0x30 [ 1932.625030][ T11] [ 1932.625186][ T11] [ 1932.625307][ T11] The buggy address belongs to the physical page: [ 1932.625630][ T11] page:ffffea00003a7e00 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0xe9f8 [ 1932.626139][ T11] flags: 0x80000000000000(node=0|zone=1) [ 1932.626421][ T11] page_type: 0xffffffff() [ 1932.626648][ T11] raw: 0080000000000000 ffffea000030da08 ffff888035401c38 0000000000000000 [ 1932.627078][ T11] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 1932.627508][ T11] page dumped because: kasan: bad access detected [ 1932.627829][ T11] [ 1932.627949][ T11] Memory state around the buggy address: [ 1932.628232][ T11] ffff88800e9f8a80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 1932.628632][ T11] ffff88800e9f8b00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 1932.629036][ T11] >ffff88800e9f8b80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 1932.629437][ T11] ^ [ 1932.629824][ T11] ffff88800e9f8c00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 1932.630230][ T11] ffff88800e9f8c80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 1932.630630][ T11] ================================================================== [ 1932.631087][ T11] Disabling lock debugging due to kernel taint [ 1932.637311][ T11] general protection fault, probably for non-canonical address 0xed6d696d6d6d6d6d: 0000 [#1] PREEMPT SMP KASAN NOPTI [ 1932.637975][ T11] KASAN: maybe wild-memory-access in range [0x6b6b6b6b6b6b6b68-0x6b6b6b6b6b6b6b6f] [ 1932.638436][ T11] CPU: 0 PID: 11 Comm: kworker/u8:0 Tainted: G B 6.8.0-rc2-virtme #1 [ 1932.638906][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1932.639510][ T11] Workqueue: netns cleanup_net [ 1932.639758][ T11] RIP: 0010:vxlan_netdevice_event+0x19e/0x340 [vxlan] [ 1932.640111][ T11] Code: 00 00 00 48 b9 00 00 00 00 00 fc ff df 49 89 c0 48 89 44 24 08 49 c1 e8 03 4d 8d 24 08 eb 2c 48 8d 53 30 48 89 d0 48 c1 e8 03 <80> 3c 08 00 0f 85 e0 00 00 00 48 8b 43 30 49 89 dd 48 83 e8 30 49 [ 1932.641076][ T11] RSP: 0018:ffffc900000bf980 EFLAGS: 00010202 [ 1932.641382][ T11] RAX: 0d6d6d6d6d6d6d6d RBX: 6b6b6b6b6b6b6b3b RCX: dffffc0000000000 [ 1932.641777][ T11] RDX: 6b6b6b6b6b6b6b6b RSI: 0000000000000004 RDI: ffff88800e9f8c44 [ 1932.642180][ T11] RBP: 1ffff92000017f33 R08: 1ffff11003fdf21a R09: ffffc900000bf9b8 [ 1932.642574][ T11] R10: ffffffff88551397 R11: ffffc900000bf669 R12: ffffed1003fdf21a [ 1932.642969][ T11] R13: ffff88800e9f8bc0 R14: ffff888010a1c000 R15: ffff88801fef9000 [ 1932.643362][ T11] FS: 0000000000000000(0000) GS:ffff888035200000(0000) knlGS:0000000000000000 [ 1932.643805][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1932.644135][ T11] CR2: 00005632f2cef040 CR3: 000000001e334004 CR4: 0000000000770ef0 [ 1932.644530][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1932.644925][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1932.645321][ T11] PKRU: 55555554 [ 1932.645500][ T11] Call Trace: [ 1932.645671][ T11] [ 1932.645821][ T11] ? die_addr+0x41/0xa0 [ 1932.646036][ T11] ? exc_general_protection+0x149/0x220 [ 1932.646319][ T11] ? asm_exc_general_protection+0x26/0x30 [ 1932.646611][ T11] ? vxlan_netdevice_event+0x19e/0x340 [vxlan] [ 1932.646933][ T11] ? __pfx_vxlan_netdevice_event+0x10/0x10 [vxlan] [ 1932.647271][ T11] ? mpls_dev_notify+0x3c1/0x550 [mpls_router] [ 1932.647588][ T11] notifier_call_chain+0x9a/0x290 [ 1932.647845][ T11] unregister_netdevice_many_notify+0x55a/0x1180 [ 1932.648166][ T11] ? mutex_is_locked+0x17/0x50 [ 1932.648409][ T11] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 1932.648748][ T11] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 1932.649064][ T11] default_device_exit_batch+0x228/0x2c0 [ 1932.649345][ T11] ? __pfx_default_device_exit_batch+0x10/0x10 [ 1932.649652][ T11] ? mutex_is_locked+0x17/0x50 [ 1932.649892][ T11] ? nexthop_net_exit_batch_rtnl+0x83/0x210 [ 1932.650190][ T11] cleanup_net+0x4f3/0xb50 [ 1932.650417][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1932.650699][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 1932.650948][ T11] ? lock_acquire+0x1c1/0x220 [ 1932.651245][ T11] ? process_one_work+0x714/0x1310 [ 1932.651608][ T11] process_one_work+0x78c/0x1310 [ 1932.651957][ T11] ? hlock_class+0x4e/0x130 [ 1932.652305][ T11] ? __pfx_process_one_work+0x10/0x10 [ 1932.652692][ T11] ? assign_work+0x16c/0x240 [ 1932.653034][ T11] worker_thread+0x73d/0x1010 [ 1932.653384][ T11] ? __pfx_worker_thread+0x10/0x10 [ 1932.653758][ T11] kthread+0x28f/0x360 [ 1932.654062][ T11] ? __pfx_kthread+0x10/0x10 [ 1932.654400][ T11] ret_from_fork+0x31/0x70 [ 1932.654736][ T11] ? __pfx_kthread+0x10/0x10 [ 1932.655081][ T11] ret_from_fork_asm+0x1b/0x30 [ 1932.655447][ T11] [ 1932.655675][ T11] Modules linked in: act_gact cls_flower sch_ingress nft_compat nf_tables libcrc32c vxlan ip6_udp_tunnel udp_tunnel mpls_iptunnel mpls_router [ 1932.656898][ T11] ---[ end trace 0000000000000000 ]--- [ 1932.657472][ T11] RIP: 0010:vxlan_netdevice_event+0x19e/0x340 [vxlan] [ 1932.658170][ T11] Code: 00 00 00 48 b9 00 00 00 00 00 fc ff df 49 89 c0 48 89 44 24 08 49 c1 e8 03 4d 8d 24 08 eb 2c 48 8d 53 30 48 89 d0 48 c1 e8 03 <80> 3c 08 00 0f 85 e0 00 00 00 48 8b 43 30 49 89 dd 48 83 e8 30 49 [ 1932.659734][ T11] RSP: 0018:ffffc900000bf980 EFLAGS: 00010202 [ 1932.660384][ T11] RAX: 0d6d6d6d6d6d6d6d RBX: 6b6b6b6b6b6b6b3b RCX: dffffc0000000000 [ 1932.661107][ T11] RDX: 6b6b6b6b6b6b6b6b RSI: 0000000000000004 RDI: ffff88800e9f8c44 [ 1932.661619][ T11] RBP: 1ffff92000017f33 R08: 1ffff11003fdf21a R09: ffffc900000bf9b8 [ 1932.662117][ T11] R10: ffffffff88551397 R11: ffffc900000bf669 R12: ffffed1003fdf21a [ 1932.662592][ T11] R13: ffff88800e9f8bc0 R14: ffff888010a1c000 R15: ffff88801fef9000 [ 1932.663084][ T11] FS: 0000000000000000(0000) GS:ffff888035200000(0000) knlGS:0000000000000000 [ 1932.663612][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1932.664041][ T11] CR2: 00005632f2cef040 CR3: 000000001e334004 CR4: 0000000000770ef0 [ 1932.664508][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1932.665000][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1932.665764][ T11] PKRU: 55555554 [ 1932.666218][ T11] Kernel panic - not syncing: Fatal exception [ 1932.666782][ T11] Kernel Offset: 0x2c00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 1932.667621][ T11] ---[ end Kernel panic - not syncing: Fatal exception ]--- WAIT TIMEOUT stdout Ctrl-C stdout Ctrl-C stdout WAIT TIMEOUT stdout