[Bug binutils/27846] New: Infinite loop in dwarf.c:display_debug_abbrev

[shaohua.li at inf dot ethz.ch]

https://sourceware.org/bugzilla/show_bug.cgi?id=27846

            Bug ID: 27846
           Summary: Infinite loop in dwarf.c:display_debug_abbrev
           Product: binutils
           Version: 2.37 (HEAD)
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: binutils
          Assignee: unassigned at sourceware dot org
          Reporter: shaohua.li at inf dot ethz.ch
  Target Milestone: ---

Created attachment 13435
  --> https://sourceware.org/bugzilla/attachment.cgi?id=13435&action=edit
hang.o

Hi there,

I found that `readelf -w` would enter an infinite loop, which is the first do
loop in dwarf.c:display_debug_abbrev. I have attached the input that revealed
this issue.

Reproduce: `readelf -w hang.o`

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