This bug is missing log files that will aid in diagnosing the problem. >From a terminal window please run:
apport-collect 1295450 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete ** Tags added: trusty -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1295450 Title: [beta1] [btrfs] kernel BUG at /build/buildd/linux-3.13.0/fs/btrfs/file.c:837! Status in “linux” package in Ubuntu: Incomplete Bug description: Description ========= btrfs/035 - Regression test for overwriting clone testcase in the xfsqa test suite fails with kernel BUG at /build/buildd/linux-3.13.0/fs/btrfs/file.c:837! root@ubuntu:~/suites/XFSQA/xfstests-f1dcf49# ./check btrfs/035 FSTYP -- btrfs PLATFORM -- Linux/ppc64le ubuntu 3.13.0-14-generic MKFS_OPTIONS -- /dev/loop1 MOUNT_OPTIONS -- /dev/loop1 /mnt/scratch btrfs/035 Detailed trace messages =================== Mar 7 01:05:37 ubuntu user: run xfstest btrfs/035 Mar 7 01:05:38 ubuntu kernel: [ 874.286014] btrfs: device fsid 59b3e135-33c2-4c5c-b19e-4a9110ba06d5 devid 1 transid 1 /dev/loop1 Mar 7 01:05:38 ubuntu kernel: [ 874.295434] btrfs: device fsid 59b3e135-33c2-4c5c-b19e-4a9110ba06d5 devid 1 transid 4 /dev/loop1 Mar 7 01:05:38 ubuntu kernel: [ 874.481031] btrfs: device fsid 59b3e135-33c2-4c5c-b19e-4a9110ba06d5 devid 1 transid 4 /dev/loop1 Mar 7 01:05:38 ubuntu kernel: [ 874.491104] btrfs: device fsid 59b3e135-33c2-4c5c-b19e-4a9110ba06d5 devid 1 transid 4 /dev/loop1 Mar 7 01:05:38 ubuntu kernel: [ 874.509344] btrfs: device fsid 59b3e135-33c2-4c5c-b19e-4a9110ba06d5 devid 1 transid 4 /dev/loop1 Mar 7 01:05:38 ubuntu kernel: [ 874.510757] btrfs: disk space caching is enabled Mar 7 01:05:38 ubuntu kernel: [ 874.510760] btrfs flagging fs with big metadata feature Mar 7 01:05:38 ubuntu kernel: [ 874.512208] btrfs: creating UUID tree Mar 7 01:05:38 ubuntu kernel: [ 874.649220] ------------[ cut here ]------------ Mar 7 01:05:38 ubuntu kernel: [ 874.649225] kernel BUG at /build/buildd/linux-3.13.0/fs/btrfs/file.c:837! Mar 7 01:05:38 ubuntu kernel: [ 874.649377] Oops: Exception in kernel mode, sig: 5 [#1] Mar 7 01:05:38 ubuntu kernel: [ 874.649424] SMP NR_CPUS=2048 NUMA pSeries Mar 7 01:05:38 ubuntu kernel: [ 874.649473] Modules linked in: pseries_rng rtc_generic btrfs xor raid6_pq libcrc32c Mar 7 01:05:38 ubuntu kernel: [ 874.649600] CPU: 0 PID: 19133 Comm: cloner Tainted: G W 3.13.0-14-generic #34-Ubuntu Mar 7 01:05:38 ubuntu kernel: [ 874.649745] task: c00000007b8a8000 ti: c00000007b790000 task.ti: c00000007b790000 Mar 7 01:05:38 ubuntu kernel: [ 874.649813] NIP: d0000000005eb9fc LR: d0000000005eb634 CTR: 0000000000000000 Mar 7 01:05:38 ubuntu kernel: [ 874.649882] REGS: c00000007b7933c0 TRAP: 0700 Tainted: G W (3.13.0-14-generic) Mar 7 01:05:38 ubuntu kernel: [ 874.649950] MSR: 8000000000029033 <SF,EE,ME,IR,DR,RI,LE> CR: 24044024 XER: 20000000 Mar 7 01:05:38 ubuntu kernel: [ 874.650118] CFAR: d0000000005ebd9c SOFTE: 1 Mar 7 01:05:38 ubuntu kernel: [ 874.650118] GPR00: 0000000000000001 c00000007b793640 d000000000692028 0000000000000014 Mar 7 01:05:38 ubuntu kernel: [ 874.650118] GPR04: 0000000000003e15 0000000000004000 c00000007b793608 c0000000799c7000 Mar 7 01:05:38 ubuntu kernel: [ 874.650118] GPR08: 0000000000001000 0000000000000001 c0000000799c7000 c00000007b7936d1 Mar 7 01:05:38 ubuntu kernel: [ 874.650118] GPR12: 0000000024048022 c00000000fe80000 c000000050f91dc0 c000000050f91dc0 Mar 7 01:05:38 ubuntu kernel: [ 874.650118] GPR16: 1000000000000000 c000000000000000 000000000000000a c000000079576000 Mar 7 01:05:38 ubuntu kernel: [ 874.650118] GPR20: 0000000000000001 0000000000000101 0000000000000000 0000000000000000 Mar 7 01:05:38 ubuntu kernel: [ 874.650118] GPR24: 000000000000006c 0000000000000101 0000000000000000 0000000000000014 Mar 7 01:05:38 ubuntu kernel: [ 874.650118] GPR28: 0000000000000000 0000000000003e0d 0000000000000000 c00000007d890090 Mar 7 01:05:38 ubuntu kernel: [ 874.651152] NIP [d0000000005eb9fc] .__btrfs_drop_extents+0x6dc/0xa80 [btrfs] Mar 7 01:05:38 ubuntu kernel: [ 874.651237] LR [d0000000005eb634] .__btrfs_drop_extents+0x314/0xa80 [btrfs] Mar 7 01:05:38 ubuntu kernel: [ 874.651347] Call Trace: Mar 7 01:05:38 ubuntu kernel: [ 874.651389] [c00000007b793640] [d0000000005eb634] .__btrfs_drop_extents+0x314/0xa80 [btrfs] (unreliable) Mar 7 01:05:38 ubuntu kernel: [ 874.651498] [c00000007b7937c0] [d0000000005ec95c] .btrfs_drop_extents+0x7c/0xd0 [btrfs] Mar 7 01:05:38 ubuntu kernel: [ 874.651599] [c00000007b793870] [d00000000065a908] .btrfs_clone+0x6fc/0x998 [btrfs] Mar 7 01:05:38 ubuntu kernel: [ 874.651697] [c00000007b7939f0] [d00000000060d658] .btrfs_ioctl_clone+0x428/0x450 [btrfs] Mar 7 01:05:38 ubuntu kernel: [ 874.651859] [c00000007b793ae0] [d000000000611428] .btrfs_ioctl+0x3a8/0x2920 [btrfs] Mar 7 01:05:38 ubuntu kernel: [ 874.651946] [c00000007b793c90] [c00000000024c884] .do_vfs_ioctl+0x4d4/0x790 Mar 7 01:05:38 ubuntu kernel: [ 874.652016] [c00000007b793d80] [c00000000024cc14] .SyS_ioctl+0xd4/0xf0 Mar 7 01:05:38 ubuntu kernel: [ 874.652016] [c00000007b793d80] [c00000000024cc14] .SyS_ioctl+0xd4/0xf0 Mar 7 01:05:38 ubuntu kernel: [ 874.652088] [c00000007b793e30] [c000000000009e58] syscall_exit+0x0/0x98 Mar 7 01:05:38 ubuntu kernel: [ 874.652155] Instruction dump: Mar 7 01:05:38 ubuntu kernel: [ 874.652192] 7cd6d850 38e00000 4800360d 60000000 7dc37378 4bfe3a01 60000000 e96100e8 Mar 7 01:05:38 ubuntu kernel: [ 874.652366] 41920010 e80100c8 2fa00000 409e02dc <0b140000> 39010091 3921009a fb280000 Mar 7 01:05:38 ubuntu kernel: [ 874.652495] ---[ end trace bd0cd2e514b90182 ]--- Mar 7 01:05:38 ubuntu kernel: [ 874.656578] Mar 7 01:05:38 ubuntu kernel: [ 874.656710] ------------[ cut here ]------------ Mar 7 01:05:38 ubuntu kernel: [ 874.656759] WARNING: at /build/buildd/linux-3.13.0/kernel/smp.c:237 Mar 7 01:05:38 ubuntu kernel: [ 874.656875] Modules linked in: pseries_rng rtc_generic btrfs xor raid6_pq libcrc32c Mar 7 01:05:38 ubuntu kernel: [ 874.656995] CPU: 0 PID: 19133 Comm: cloner Tainted: G D W 3.13.0-14-generic #34-Ubuntu Mar 7 01:05:38 ubuntu kernel: [ 874.657075] task: c00000007b8a8000 ti: c00000007b790000 task.ti: c00000007b790000 Mar 7 01:05:38 ubuntu kernel: [ 874.657143] NIP: c00000000011ff00 LR: c00000000018ffc4 CTR: c000000000193850 Mar 7 01:05:38 ubuntu kernel: [ 874.657212] REGS: c00000007b792ba0 TRAP: 0700 Tainted: G D W (3.13.0-14-generic) Mar 7 01:05:38 ubuntu kernel: [ 874.657279] MSR: 8000000000021033 <SF,ME,IR,DR,RI,LE> CR: 42044022 XER: 00000000 Mar 7 01:05:38 ubuntu kernel: [ 874.657489] CFAR: c00000000011fdf4 SOFTE: 0 Mar 7 01:05:38 ubuntu kernel: [ 874.657489] GPR00: c00000000018ffc4 c00000007b792e20 c000000001118a80 0000000000000000 Mar 7 01:05:38 ubuntu kernel: [ 874.657489] GPR04: c000000001078278 c00000007b792f50 0000000000000001 c000000000fc8a80 Mar 7 01:05:38 ubuntu kernel: [ 874.657489] GPR08: c000000001175a80 0000000000000000 0000000000000001 00000000000000a3 Mar 7 01:05:38 ubuntu kernel: [ 874.657489] GPR12: 0000000044044028 c00000000fe80000 c000000050f91dc0 c000000050f91dc0 Mar 7 01:05:38 ubuntu kernel: [ 874.657489] GPR16: 1000000000000000 c000000000000000 000000000000000a c000000079576000 Mar 7 01:05:38 ubuntu kernel: [ 874.657489] GPR20: 0000000000000001 0000000000000101 c00000007b8a9104 0000000000000000 Mar 7 01:05:38 ubuntu kernel: [ 874.657489] GPR24: c00000007b793090 0000000000000101 0000000000000000 c000000001007a00 Mar 7 01:05:38 ubuntu kernel: [ 874.657489] GPR28: c00000007b792f50 c000000001078278 0000000000000001 0000000000000000 Mar 7 01:05:38 ubuntu kernel: [ 874.658488] NIP [c00000000011ff00] .smp_call_function_single+0x190/0x210 Mar 7 01:05:38 ubuntu kernel: [ 874.658549] LR [c00000000018ffc4] .task_function_call+0x54/0x70 Mar 7 01:05:38 ubuntu kernel: [ 874.658605] Call Trace: Mar 7 01:05:38 ubuntu kernel: [ 874.658631] [c00000007b792e20] [0000000000000001] 0x1 (unreliable) Mar 7 01:05:38 ubuntu kernel: [ 874.658709] [c00000007b792ee0] [c00000000018ffc4] .task_function_call+0x54/0x70 Mar 7 01:05:38 ubuntu kernel: [ 874.658792] [c00000007b792f80] [c0000000001383c4] .cgroup_exit+0x114/0x180 Mar 7 01:05:38 ubuntu kernel: [ 874.658936] [c00000007b793020] [c000000000097fdc] .do_exit+0x36c/0xb40 Mar 7 01:05:38 ubuntu kernel: [ 874.659008] [c00000007b793110] [c000000000021c10] .die+0x2f0/0x450 Mar 7 01:05:38 ubuntu kernel: [ 874.659077] [c00000007b7931b0] [c000000000021f84] ._exception+0x1a4/0x1d0 Mar 7 01:05:38 ubuntu kernel: [ 874.659147] [c00000007b793350] [c0000000000061c4] program_check_common+0x144/0x180 Mar 7 01:05:38 ubuntu kernel: [ 874.659259] --- Exception: 700 at .__btrfs_drop_extents+0x6dc/0xa80 [btrfs] Mar 7 01:05:38 ubuntu kernel: [ 874.659259] LR = .__btrfs_drop_extents+0x314/0xa80 [btrfs] Mar 7 01:05:38 ubuntu kernel: [ 874.659388] [c00000007b7937c0] [d0000000005ec95c] .btrfs_drop_extents+0x7c/0xd0 [btrfs] Mar 7 01:05:38 ubuntu kernel: [ 874.659539] [c00000007b793870] [d00000000065a908] .btrfs_clone+0x6fc/0x998 [btrfs] Mar 7 01:05:38 ubuntu kernel: [ 874.659637] [c00000007b7939f0] [d00000000060d658] .btrfs_ioctl_clone+0x428/0x450 [btrfs] Mar 7 01:05:38 ubuntu kernel: [ 874.659735] [c00000007b793ae0] [d000000000611428] .btrfs_ioctl+0x3a8/0x2920 [btrfs] Mar 7 01:05:38 ubuntu kernel: [ 874.659816] [c00000007b793c90] [c00000000024c884] .do_vfs_ioctl+0x4d4/0x790 Mar 7 01:05:38 ubuntu kernel: [ 874.659888] [c00000007b793d80] [c00000000024cc14] .SyS_ioctl+0xd4/0xf0 Mar 7 01:05:38 ubuntu kernel: [ 874.660011] [c00000007b793e30] [c000000000009e58] syscall_exit+0x0/0x98 Mar 7 01:05:38 ubuntu kernel: [ 874.660079] Instruction dump: Mar 7 01:05:38 ubuntu kernel: [ 874.660114] 4bffff70 60000000 60000000 60420000 3ce2000a 394752d0 814a0000 2f8a0000 Mar 7 01:05:38 ubuntu kernel: [ 874.660233] 409eff08 3ce2ffeb 8947a653 694a0001 <0b0a0000> 2faa0000 41fefef0 39400001 Mar 7 01:05:38 ubuntu kernel: [ 874.660351] ---[ end trace bd0cd2e514b90183 ]--- Mar 7 01:09:17 ubuntu kernel: [ 1092.760484] type=1006 audit(1394176157.030:34): pid=19137 uid=0 old auid=4294967295 new auid=1000 old ses=4294967295 new ses=2 res=1 Steps to reproduce =============== > Installed Ubuntu beta1 build ISO on a Power 8 machine as a KVM guest > Download and compile xfstests-f1dcf49.tar.gz and xfsprogs-05aa762.tar.gz from http://oss.sgi.com/cgi-bin/gitweb.cgi?p=xfs/cmds/xfstests.git;a=summary > run ./check btrfs/035 uname -a ======== Linux ubuntu 3.13.0-14-generic #34-Ubuntu SMP Thu Feb 27 22:35:16 UTC 2014 ppc64le ppc64le ppc64le GNU/Linux To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1295450/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp