On 8/27/19 7:31 AM, CKI Project wrote: > x86_64: > Host 2: > ❌ Networking socket: fuzz [9] > ❌ Networking sctp-auth: sockopts test [10] It looks like there was an oops when these tests ran on 5.2.11-rc1 and the last set of patches in stable-queue: > [ 4307.097959] can: request_module (can-proto-0) failed. > [ 4307.102380] BUG: kernel NULL pointer dereference, address: 0000000000000010 > [ 4307.106027] #PF: supervisor write access in kernel mode > [ 4307.108483] #PF: error_code(0x0002) - not-present page > [ 4307.109766] PGD 8000000234be2067 P4D 8000000234be2067 PUD 234be0067 PMD 0 > [ 4307.111503] Oops: 0002 [#1] SMP PTI > [ 4307.112397] CPU: 0 PID: 7927 Comm: socket Tainted: G W 5.2.11-rc1-9f63171.cki #1 > [ 4307.114553] Hardware name: Red Hat KVM, BIOS 0.5.1 01/01/2011 > [ 4307.116090] RIP: 0010:rxrpc_unuse_local+0xa/0x20 [rxrpc] > [ 4307.117421] Code: bf f4 ff ff ff e8 66 4d f9 c3 e9 c4 fe ff ff 0f 0b e9 2b dd 00 00 e9 8c dd 00 00 0f 1f 44 00 00 0f 1f 44 00 00 b8 ff ff ff ff <f0> 0f c1 47 10 83 f8 01 74 05 e9 b7 f5 ff ff e9 f2 f7 ff ff 66 90 > [ 4307.120508] RSP: 0018:ffff9b7081a37eb0 EFLAGS: 00010246 > [ 4307.121323] RAX: 00000000ffffffff RBX: ffff8d3dab8e8000 RCX: ffffbb707fcb0137 > [ 4307.122411] RDX: 0000000000000001 RSI: 0000000000000046 RDI: 0000000000000000 > [ 4307.123502] RBP: ffff8d3dab57ac00 R08: 0000000000000001 R09: ffffbb707fcb0160 > [ 4307.124559] R10: 00000000000000d0 R11: 0000000000000000 R12: ffff8d3dab57ace4 > [ 4307.125720] R13: ffff8d3e41a36780 R14: 0000000000000000 R15: 0000000000000000 > [ 4307.126945] FS: 00007fd62680a740(0000) GS:ffff8d3eb7a00000(0000) knlGS:0000000000000000 > [ 4307.128227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 4307.129119] CR2: 0000000000000010 CR3: 00000001160a6006 CR4: 00000000003606f0 > [ 4307.130215] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > [ 4307.131411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 > [ 4307.132514] Call Trace: > [ 4307.132915] rxrpc_release+0x138/0x1e0 [rxrpc] > [ 4307.133702] __sock_release+0x89/0xa0 > [ 4307.134307] __sys_socket+0xd4/0xf0 > [ 4307.134877] ? schedule+0x33/0x90 > [ 4307.135402] __x64_sys_socket+0x16/0x20 > [ 4307.136039] do_syscall_64+0x5f/0x1a0 > [ 4307.136650] entry_SYSCALL_64_after_hwframe+0x44/0xa9 > [ 4307.137477] RIP: 0033:0x7fd62690969b > [ 4307.138047] Code: 73 01 c3 48 8b 0d ed 37 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d bd 37 0c 00 f7 d8 64 89 01 48 > [ 4307.140820] RSP: 002b:00007fff91a27f28 EFLAGS: 00000213 ORIG_RAX: 0000000000000029 > [ 4307.141943] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd62690969b > [ 4307.143016] RDX: 0000000000000002 RSI: 0000000000000002 RDI: 0000000000000021 > [ 4307.144079] RBP: 00007fff91a27f70 R08: 00007fd6269cd1f4 R09: 00007fd6269cd260 > [ 4307.145142] R10: 00000000ffffffff R11: 0000000000000213 R12: 00000000004012b0 > [ 4307.146230] R13: 00007fff91a28050 R14: 0000000000000000 R15: 0000000000000000 > [ 4307.147330] Modules linked in: l2tp_ppp l2tp_netlink rfcomm l2tp_ip l2tp_core ip6_udp_tunnel udp_tunnel nfnetlink can_raw bnep scsi_transport_iscsi can_bcm hidp pptp gre cmtp kernelcapi netrom vmw_vsock_vmci_transport vsock vmw_vmci mpls_router ip_tunnel rose ax25 atm pppoe pppox ppp_generic slhc psnap kcm nfc smc ib_core bluetooth ecdh_generic rfkill ecc af_key ieee802154_socket ieee802154 fcrypt pcbc rxrpc can mlx4_en mlx4_core sctp rds brd vfat fat btrfs xor zstd_compress raid6_pq zstd_decompress loop tcp_diag udp_diag inet_diag tun ip6table_nat ip6_tables xt_conntrack iptable_filter xt_MASQUERADE xt_comment iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 veth bridge stp llc overlay fuse nfit libnvdimm crct10dif_pclmul crc32_pclmul sunrpc ghash_clmulni_intel snd_hda_codec_generic ledtrig_audio snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer pcspkr joydev virtio_balloon snd soundcore virtio_net net_failover failover i2c_piix4 ip_tables xfs libcrc32c qxl > [ 4307.147365] drm_kms_helper ttm crc32c_intel drm serio_raw ata_generic pata_acpi qemu_fw_cfg virtio_console virtio_blk floppy > [ 4307.162241] CR2: 0000000000000010 > [ 4307.162783] ---[ end trace e404e8fb69eb0fb1 ]--- > [ 4307.163508] RIP: 0010:rxrpc_unuse_local+0xa/0x20 [rxrpc] > [ 4307.164301] Code: bf f4 ff ff ff e8 66 4d f9 c3 e9 c4 fe ff ff 0f 0b e9 2b dd 00 00 e9 8c dd 00 00 0f 1f 44 00 00 0f 1f 44 00 00 b8 ff ff ff ff <f0> 0f c1 47 10 83 f8 01 74 05 e9 b7 f5 ff ff e9 f2 f7 ff ff 66 90 > [ 4307.167065] RSP: 0018:ffff9b7081a37eb0 EFLAGS: 00010246 > [ 4307.167844] RAX: 00000000ffffffff RBX: ffff8d3dab8e8000 RCX: ffffbb707fcb0137 > [ 4307.168938] RDX: 0000000000000001 RSI: 0000000000000046 RDI: 0000000000000000 > [ 4307.170037] RBP: ffff8d3dab57ac00 R08: 0000000000000001 R09: ffffbb707fcb0160 > [ 4307.171146] R10: 00000000000000d0 R11: 0000000000000000 R12: ffff8d3dab57ace4 > [ 4307.172224] R13: ffff8d3e41a36780 R14: 0000000000000000 R15: 0000000000000000 > [ 4307.173330] FS: 00007fd62680a740(0000) GS:ffff8d3eb7a00000(0000) knlGS:0000000000000000 > [ 4307.174519] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 4307.175380] CR2: 0000000000000010 CR3: 00000001160a6006 CR4: 00000000003606f0 > [ 4307.176474] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > [ 4307.177580] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 -- Major Hayden