[Bug libc/15867] New: PowerPC: backtrace() fails to handle signal trampoline stack frames

[azanella at linux dot vnet.ibm.com]

http://sourceware.org/bugzilla/show_bug.cgi?id=15867

            Bug ID: 15867
           Summary: PowerPC: backtrace() fails to handle signal trampoline
                    stack frames
           Product: glibc
           Version: unspecified
            Status: NEW
          Severity: normal
          Priority: P2
         Component: libc
          Assignee: unassigned at sourceware dot org
          Reporter: azanella at linux dot vnet.ibm.com
                CC: drepper.fsp at gmail dot com

PowerPC 32 and 64 bits backtrace() implementation fail to handle the stackframe
to interrupted syscalls by the signal trampoline. The syscall symbols is not
accounted. GLIBC testcase debug/tst-backtrace5.c stress this issue.

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