[LTP] 52335f0d68: ltp.madvise07.fail

[David Hildenbrand]

On 28.02.22 07:09, kernel test robot wrote:
> 
> 
> Greeting,
> 
> FYI, we noticed the following commit (built with gcc-9):
> 
> commit: 52335f0d68798290c6b469c2c095aedd084d6a04 ("PageAnonExclusive")
> git://github.com/davidhildenbrand/linux cow_fixes_part_2a
> 
> in testcase: ltp
> version: ltp-x86_64-14c1f76-1_20220129
> with following parameters:
> 
> 	disk: 1HDD
> 	fs: xfs
> 	test: syscalls-05
> 	ucode: 0xec
> 
> test-description: The LTP testsuite contains a collection of tools for testing the Linux kernel and related features.
> test-url: http://linux-test-project.github.io/
> 
> 
> on test machine: 4 threads Intel(R) Core(TM) i5-6500 CPU @ 3.20GHz with 32G memory
> 
> caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
> 
> 
> 
> 
> If you fix the issue, kindly add following tag
> Reported-by: kernel test robot <oliver.sang@intel.com>
> 
> 
> 
> <<<test_start>>>
> tag=madvise07 stime=1645700830
> cmdline="madvise07"
> contacts=""
> analysis=exit
> <<<test_output>>>
> tst_test.c:1433: TINFO: Timeout per run is 0h 25m 00s
> madvise07.c:45: TINFO: mmap(0, 4096, PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0)
> madvise07.c:54: TINFO: madvise(0x7f87c1430000, 4096, MADV_HWPOISON)
> madvise07.c:60: TFAIL: Could not poison memory: EBUSY (16)
> 

Not able to reproduce on the latest state (that commit is a bit old),
and looks like an unrelated/temporary issue with poisoning to me.


-- 
Thanks,

David / dhildenb