<div dir="ltr">This appears to be the same issue I reported in an earlier thread: <a href="https://mail.openjdk.org/pipermail/panama-dev/2023-October/020072.html">https://mail.openjdk.org/pipermail/panama-dev/2023-October/020072.html</a>. I can reproduce on an AVX-512 machine with hsdis, and the crash is at an indexed load.<div><br></div><div>Best,</div><div>Joel</div></div><div dir="ltr"><br></div><div dir="ltr"><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Nov 30, 2023 at 5:28 PM Paul Sandoz <<a href="mailto:paul.sandoz@oracle.com" target="_blank">paul.sandoz@oracle.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Thanks. Based on the CPU flags I think we need to attempt to reproduce on an AVX-512 system.<br>
<br>
Paul.<br>
<br>
> On Nov 30, 2023, at 3:12 PM, Aurelian Tutuianu <<a href="mailto:padreati@yahoo.com" target="_blank">padreati@yahoo.com</a>> wrote:<br>
> <br>
> Hi Paul, <br>
> <br>
> Thank you for looking into it. This is what is shown when I run the code on my machine:<br>
> <br>
> #<br>
> # A fatal error has been detected by the Java Runtime Environment:<br>
> #<br>
> # SIGSEGV (0xb) at pc=0x00007f89e053bcac, pid=398556, tid=398558<br>
> #<br>
> # JRE version: OpenJDK Runtime Environment (21.0.1+12) (build 21.0.1+12-29)<br>
> # Java VM: OpenJDK 64-Bit Server VM (21.0.1+12-29, mixed mode, sharing, tiered, compressed oops, compressed class ptrs, g1 gc, linux-amd64)<br>
> # Problematic frame:<br>
> # J 1119 c2 bugs.VectorTest.vdotVectorizedFailure([DII[DIIII)D rapaio.experiment@6.0.0 (273 bytes) @ 0x00007f89e053bcac [0x00007f89e053b980+0x000000000000032c]<br>
> #<br>
> # No core dump will be written. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again<br>
> #<br>
> # An error report file with more information is saved as:<br>
> # /home/ati/work/rapaio/hs_err_pid398556.log<br>
> [4.582s][warning][os] Loading hsdis library failed<br>
> #<br>
> # If you would like to submit a bug report, please visit:<br>
> # <a href="https://urldefense.com/v3/__https://bugreport.java.com/bugreport/crash.jsp__;!!PbtH5S7Ebw!ffQA4oWz3uhNP7-Kx1ueAVxl9AMrQePX7u7dWdrEkjZEbUKcVuUQLBPa2aszsFwDHQQqS_x70iEHruTcTokBVx3CAA$" rel="noreferrer" target="_blank">https://urldefense.com/v3/__https://bugreport.java.com/bugreport/crash.jsp__;!!PbtH5S7Ebw!ffQA4oWz3uhNP7-Kx1ueAVxl9AMrQePX7u7dWdrEkjZEbUKcVuUQLBPa2aszsFwDHQQqS_x70iEHruTcTokBVx3CAA$</a> <br>
> #<br>
> <br>
> The Hotspot error file can be found at the following link: <a href="https://gist.github.com/padreati/a0170291023640c013a9b9733478245b" rel="noreferrer" target="_blank">https://gist.github.com/padreati/a0170291023640c013a9b9733478245b</a><br>
> I didn't test it with other JVM versions than 21.0.1 and the Ubuntu machine that I have.<br>
> <br>
> Thank you again,<br>
> Aurelian<br>
> <br>
> <br>
> <br>
<br>
</blockquote></div>