[Bug nptl/20998] New: libpthread IFUNC resolver for longjmp, siglongjmp can lead to crash

[fweimer at redhat dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=20998

            Bug ID: 20998
           Summary: libpthread IFUNC resolver for longjmp, siglongjmp can
                    lead to crash
           Product: glibc
           Version: unspecified
            Status: NEW
          Severity: normal
          Priority: P2
         Component: nptl
          Assignee: unassigned at sourceware dot org
          Reporter: fweimer at redhat dot com
                CC: drepper.fsp at gmail dot com
  Target Milestone: ---

The IFUNC resolvers attempt to read a function pointer from the GOT before it
has been initialized.

Patch was posted to the mailing list:

https://sourceware.org/ml/libc-alpha/2016-12/msg01013.html

Chromium bug report:

https://bugs.chromium.org/p/chromium/issues/detail?id=676693

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