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[Bug libc/20305] New: x86_64: MINSIGSTKSZ too small for AVX512 support


https://sourceware.org/bugzilla/show_bug.cgi?id=20305

            Bug ID: 20305
           Summary: x86_64: MINSIGSTKSZ too small for AVX512 support
           Product: glibc
           Version: 2.24
            Status: NEW
          Severity: normal
          Priority: P2
         Component: libc
          Assignee: unassigned at sourceware dot org
          Reporter: fweimer at redhat dot com
                CC: drepper.fsp at gmail dot com
  Target Milestone: ---
            Target: x86_64

Created attachment 9368
  --> https://sourceware.org/bugzilla/attachment.cgi?id=9368&action=edit
tst-minsigstksz.c

The attached test case fails on a system with AVX512 support (both hardware and
kernel) with the following error:

tst-minsigstksz: changed byte 1376 bytes below configured stack

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