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<p class="MsoNormal">Didn’t see a response. Any pointers on possible causes?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><b>From:</b> Riyaz Puthiyapurayil <br>
<b>Sent:</b> Monday, February 22, 2021 11:16 PM<br>
<b>To:</b> llvm-dev@lists.llvm.org<br>
<b>Subject:</b> FATAL: ThreadSanitizer: failed to intercept __xstat<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">We are getting the following failure from a TSAN instrumented binary:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="xxxxxmsonormal"><b><span style="color:red">FATAL: ThreadSanitizer: failed to intercept __xstat<o:p></o:p></span></b></p>
<p class="xxxxxmsonormal"><b><span style="color:red"><o:p> </o:p></span></b></p>
<p class="MsoNormal">This is using a 3 year old version of clang (5.0.2) on SLES (Suse Linux Enterprise Server) 11.4.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Under what circumstances would TSAN fail to intercept __xstat?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">The only known issue I could find that had a similar message is this:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><a href="https://reviews.llvm.org/D5858">https://reviews.llvm.org/D5858</a><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">The above pre-dates 5.0.2 and AFAICT is not applicable to SuSe Linux.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">/Riyaz<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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