yuvald-sweet-security wrote:
> @yuvald-sweet-security Could you share which kernel you are used for above
> testing?
I ran this on my host machine which is Windows with WSL, kernel
`6.6.75.1-microsoft-standard-WSL2`. However, I can see similar regressions on
pretty much every testing VM that I have, for example here's Ubuntu 22.04 with
kernel `6.8.0-1021-azure`:
```
$ sudo ~/veristat /tmp/test-v1.o --filter=trace_ret_vfs_writev_tail
Processing 'test-v1.o'...
File Program Verdict Duration (us) Insns States
Peak states
--------- ------------------------- ------- ------------- ----- ------
-----------
test-v1.o trace_ret_vfs_writev_tail success 23429 25015 1859
1728
--------- ------------------------- ------- ------------- ----- ------
-----------
Done. Processed 1 files, 0 programs. Skipped 1 files, 158 programs.
$ sudo ~/veristat /tmp/test-v3.o --filter=trace_ret_vfs_writev_tail
Processing 'test-v3.o'...
File Program Verdict Duration (us) Insns States
Peak states
--------- ------------------------- ------- ------------- ----- ------
-----------
test-v3.o trace_ret_vfs_writev_tail failure 98260 80350 6184
2738
--------- ------------------------- ------- ------------- ----- ------
-----------
Done. Processed 1 files, 0 programs. Skipped 1 files, 158 programs.
```
https://github.com/llvm/llvm-project/pull/107008
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