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In case you are trying to run QE-6.8 under windows using gfortran and WSL, there is a known bug of gfortran under WSL that only affects 6.8 when running smearing calculations. The solution is reported in the QE wiki.
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<div class="">Oliviero Andreussi<br class="">
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Assistant Professor<br class="">
Department of Physics<br class="">
University of North Texas<br class="">
<a href="mailto:oliviero.andreussi@unt.edu" class="">Email: oliviero.andreussi@unt.edu</a> <br class="">
Phone: +1-(940)-369-5316<br class="">
Skype: olivieroandreussi<br class="">
Web: <a href="https://www.materialab.org" class="">https://www.materialab.org</a>
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<div class="">On Nov 28, 2021, at 8:52 PM, Oliver Generalao <<a href="mailto:oliver.b.generalao@gmail.com" class="">oliver.b.generalao@gmail.com</a>> wrote:</div>
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<div dir="ltr" class="">Context: I encountered this error way back in 2016-2017.
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<div class="">If this is your first time to encounter this issue after compiling QE, it is more likely that there were errors thrown during compilation (you may need to check the compilation logs)</div>
<div class="">or you can run QE (<b class="">pw.x</b>) in debug mode to see more details on the error.</div>
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<div dir="ltr" class="gmail_attr">On Mon, Nov 29, 2021 at 10:04 AM kenneth senados <<a href="mailto:kenneth.senados@ustp.edu.ph" class="">kenneth.senados@ustp.edu.ph</a>> wrote:<br class="">
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<div dir="ltr" class="">Good day! I Need help with the segmentation fault encountered while running examples in Tutorial 2016 in QE 6.8. The file is Tutorial 2016 > DAY1-TOTAL_ENERGY > PART 4. This is the one for aluminum.
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<div class="">In the &SYSTEM part of an scf input file, I noticed that <br class="">
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<div class=""><font color="#0000ff" class="">&SYSTEM</font></div>
<div class=""><font color="#0000ff" class="">.</font></div>
<div class=""><font color="#0000ff" class="">.</font></div>
<div class=""><font color="#0000ff" class="">occupations='smearing'</font><br class="">
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<div class="">Results to Segmentation Faults like the one below</div>
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<div class="">--------------------------------------------------------------------------<br class="">
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<div class="">Program received signal SIGSEGV: Segmentation fault - invalid memory reference.<br class="">
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Backtrace for this error:<br class="">
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Program received signal SIGSEGV: Segmentation fault - invalid memory reference.<br class="">
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Backtrace for this error:<br class="">
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Program received signal SIGSEGV: Segmentation fault - invalid memory reference.<br class="">
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Backtrace for this error:<br class="">
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Program received signal SIGSEGV: Segmentation fault - invalid memory reference.<br class="">
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Backtrace for this error:<br class="">
#0 0x7f23eb2d0d21 in ???<br class="">
#1 0x7f23eb2cfef5 in ???<br class="">
#0 0x7f2e76550d21 in ???<br class="">
#1 0x7f2e7654fef5 in ???<br class="">
#0 0x7f4640c80d21 in ???<br class="">
#1 0x7f4640c7fef5 in ???<br class="">
#0 0x7f87c9b40d21 in ???<br class="">
#1 0x7f87c9b3fef5 in ???<br class="">
#2 0x7f2e761a620f in ???<br class="">
#3 0x7fffc7f775fc in ???<br class="">
#2 0x7f46408d620f in ???<br class="">
#3 0x7fffd5b72ecc in ???<br class="">
#2 0x7f87c979620f in ???<br class="">
#3 0x7ffff9d81c8c in ???<br class="">
#2 0x7f23eaf2620f in ???<br class="">
#3 0x7fffc936f96c in ???<br class="">
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Primary job terminated normally, but 1 process returned<br class="">
a non-zero exit code. Per user-direction, the job has been aborted.<br class="">
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--------------------------------------------------------------------------<br class="">
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<div class="">when smearing is removed, the code runs well.</div>
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<div class="">Hope you can help me.</div>
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<div class="">Thank you!</div>
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<div class="">Ken</div>
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