readahead02 in LTP syscall test failed with T kernel on P8 node

[Po-Hsu Lin]

This issue was only spotted on Trusty PowerPC (node "modoc"), test passed on AMD64 /ARM64 / i386 without any issue

incrementing stop
tst_device.c:231: INFO: Using test device LTP_DEV='/dev/loop0'
tst_mkfs.c:90: INFO: Formatting /dev/loop0 with ext2 opts='' extra opts=''
mke2fs 1.42.9 (4-Feb-2014)
tst_test.c:1100: INFO: Timeout per run is 0h 05m 00s
readahead02.c:388: INFO: readahead length: 2097152
tst_fs_setup.c:43: INFO: readahead02.c:390: overlayfs is not configured in this kernel
readahead02.c:226: INFO: Test #0: readahead on file
readahead02.c:131: INFO: creating test file of size: 67108864
readahead02.c:245: INFO: read_testfile(0)
readahead02.c:256: INFO: read_testfile(1)
readahead02.c:180: INFO: readahead calls made: 32
readahead02.c:186: PASS: offset is still at 0 as expected
readahead02.c:290: INFO: read_testfile(0) took: 358930 usec
readahead02.c:291: INFO: read_testfile(1) took: 371130 usec
readahead02.c:293: INFO: read_testfile(0) read: 67108864 bytes
readahead02.c:295: INFO: read_testfile(1) read: 67108864 bytes
readahead02.c:300: FAIL: readahead failed to save any I/O
readahead02.c:306: INFO: cache can hold at least: 267968 kB
readahead02.c:307: INFO: read_testfile(0) used cache: 140672 kB
readahead02.c:308: INFO: read_testfile(1) used cache: 0 kB
readahead02.c:318: FAIL: readahead failed to use any cache
readahead02.c:226: INFO: Test #1: readahead on overlayfs file
readahead02.c:230: CONF: overlayfs is not configured in this kernel.
readahead02.c:226: INFO: Test #2: POSIX_FADV_WILLNEED on file
readahead02.c:131: INFO: creating test file of size: 67108864
readahead02.c:245: INFO: read_testfile(0)
readahead02.c:256: INFO: read_testfile(1)
readahead02.c:180: INFO: readahead calls made: 32
readahead02.c:186: PASS: offset is still at 0 as expected
readahead02.c:290: INFO: read_testfile(0) took: 412311 usec
readahead02.c:291: INFO: read_testfile(1) took: 393508 usec
readahead02.c:293: INFO: read_testfile(0) read: 67108864 bytes
readahead02.c:295: INFO: read_testfile(1) read: 67108864 bytes
readahead02.c:300: FAIL: readahead failed to save any I/O
readahead02.c:306: INFO: cache can hold at least: 267968 kB
readahead02.c:307: INFO: read_testfile(0) used cache: 130816 kB
readahead02.c:308: INFO: read_testfile(1) used cache: 0 kB
readahead02.c:318: FAIL: readahead failed to use any cache
readahead02.c:226: INFO: Test #3: POSIX_FADV_WILLNEED on overlayfs file
readahead02.c:230: CONF: overlayfs is not configured in this kernel.

Summary:
passed 2
failed 4
skipped 2
warnings 0

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: linux-image-3.13.0-170-generic 3.13.0-170.220
ProcVersionSignature: Ubuntu 3.13.0-170.220-generic 3.13.11-ckt39
Uname: Linux 3.13.0-170-generic ppc64le
AlsaDevices: Error: command ['ls', '-l', '/dev/snd/'] failed with exit code 2: ls: cannot access /dev/snd/: No such file or directory
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
ApportVersion: 2.14.1-0ubuntu3.29
Architecture: ppc64el
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
Date: Wed Jul 17 07:03:46 2019
Lsusb:
 Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
 Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
 Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
PciMultimedia:

ProcFB:

ProcKernelCmdLine: root=/dev/mapper/mpath0-part2 ro console=hvc0
ProcLoadAvg: 0.19 0.21 0.10 1/1046 4415
ProcLocks:
 1: POSIX ADVISORY WRITE 3315 00:11:46209 0 EOF
 2: POSIX ADVISORY WRITE 3171 00:11:55417 0 EOF
 3: FLOCK ADVISORY WRITE 3236 00:11:45137 0 EOF
 4: FLOCK ADVISORY WRITE 2714 00:11:49169 0 EOF
 5: POSIX ADVISORY WRITE 3295 00:11:54337 0 EOF
ProcSwaps:
 Filename Type Size Used Priority
 /swap.img file 8388544 0 -1
ProcVersion: Linux version 3.13.0-170-generic (buildd@bos02-ppc64el-013) (gcc version 4.8.4 (Ubuntu 4.8.4-2ubuntu1~14.04.4) ) #220-Ubuntu SMP Thu May 9 12:44:25 UTC 2019
RelatedPackageVersions:
 linux-restricted-modules-3.13.0-170-generic N/A
 linux-backports-modules-3.13.0-170-generic N/A
 linux-firmware 1.127.24
RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
cpu_cores: Number of cores present = 20
cpu_coreson: Number of cores online = 20
cpu_dscr: DSCR is 0
cpu_freq:
 min: 3.694 GHz (cpu 159)
 max: 3.694 GHz (cpu 1)
 avg: 3.694 GHz
cpu_smt: SMT=8

[Ubuntu Kernel Bot (ubuntu-kernel-bot)]

This change was made by a bot.