[Bug libelf/21317] New: misaligned address error for uint32_t

[ago at gentoo dot org]

https://sourceware.org/bugzilla/show_bug.cgi?id=21317

            Bug ID: 21317
           Summary: misaligned address error for uint32_t
           Product: elfutils
           Version: unspecified
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: libelf
          Assignee: unassigned at sourceware dot org
          Reporter: ago at gentoo dot org
                CC: elfutils-devel at sourceware dot org
  Target Milestone: ---

On elfutils-0.168:

# eu-elflint -d $FILE
/tmp/portage/dev-libs/elfutils-0.168/work/elfutils-0.168/libelf/gelf_xlate.h:36:1:
runtime error: load of misaligned address 0x7f8ae27cb007 for type 'const
uint32_t', which requires 4 byte alignment
0x7f8ae27cb007: note: pointer points here
 46 01 02 01 00  00 02 00 00 00 45 4c 46  01 02 01 00 0b 00 01 00  00 00 60 04
20 00 00 00  00 00 00
             ^

Compiled with: gcc-6.3.0
Visible with: -fsanitize=undefined

Reproducer:
https://github.com/asarubbo/poc/blob/master/00239-elfutils-misalignedaddress3

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