[LTP] LTP master testing on arm64 hikey

[Naresh Kamboju]

On 2 May 2018 at 16:59, Richard Palethorpe <rpalethorpe@suse.de> wrote:
> Hello,
>
> Naresh Kamboju writes:
>
>> LTP master branch tested on arm64 Hikey device and we have noticed
>> following observations,
>>
>>
>> LTP Syscalls,
>> -------------------
>> utimensat01 1 TBROK: can't read /etc/sudoers
>> https://lkft.validation.linaro.org/scheduler/job/203110#L12218
>>
>> LTP fs,
>>
>> The newly added test cases failed.
>>
>> read_all_dev: fail
>> read_all_proc: fail
>> read_all_sys: fail
>
> Well the retrying messages are definitely not helpful, I think we should
> remove them.
>
> My guess is that one or more of the read_all tests read one or more
> buggy sys files causing the stack traces (probably one which is exposed
> by a driver). On the other hand it could just be that the board can not
> handle having so many files read in parallel.
>
> I would start by running "./read_all -d /dev -e '/dev/watchdog?(0)'"
> manually. See ./read_all --help and the fs runtest file.

I have run these steps manually on the board here is the output.
read_all is reading all /dev/ entries.


+ ./read_all -d /dev -e '/dev/watchdog?(0)'
tst_test.c:1015: [1;34mINFO: [0mTimeout per run is 0h 05m 00s
read_all.c:221: [1;34mINFO: [0mread(/dev/dri/card0): EAGAIN/EWOULDBLOCK
read_all.c:221: [1;34mINFO: [0mread(/dev/rfkill): EAGAIN/EWOULDBLOCK
[   26.533620] tun: Universal TUN/TAP device driver, 1.6
read_all.c:221: [1;34mINFO: [0mread(/dev/net/tun): EBADFD
[   26.621183] raid6: int64x1  gen()   350 MB/s
[   26.693131] raid6: int64x1  xor()   437 MB/s
<>
read_all.c:221: [1;34mINFO: [0mread(/dev/tty0): EAGAIN/EWOULDBLOCK
read_all.c:221: [1;34mINFO: [0mread(/dev/console): EAGAIN/EWOULDBLOCK
read_all.c:221: [1;34mINFO: [0mread(/dev/tty): EIO
tst_test.c:339: [1;31mBROK: [0mChild (3156) killed by signal SIGSEGV
Summary:
passed   0
failed   0
skipped  0
warnings 0


https://pastebin.com/G698sFP6


LTP fs read_all test log,
https://lkft.validation.linaro.org/scheduler/job/203359#L1340

- Naresh