[Bug network/21975] gethostbyname always segfaults if linked statically

["aurelien at aurel32 dot net" <sourceware-bugzilla at sourceware dot org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=21975

Aurelien Jarno <aurelien at aurel32 dot net> changed:

           What    |Removed                     |Added
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                 CC|                            |aurelien at aurel32 dot net

--- Comment #7 from Aurelien Jarno <aurelien at aurel32 dot net> ---
(In reply to Florian Weimer from comment #2)
> I cannot reproduce with 2.24 or 2.25, which is a pity because Fedora has a
> static glibc with debugging symbols.  It could be a Debian or Ubuntu patch.
> 
> You need to link with debugging symbols and post a backtrace with symbols at
> least.

That's reproducible on my fedora system, which got libnss-myhostname enabled by
default. Same kind of backtrace:

#0  0x0000000000000000 in ?? ()
#1  0x00007ffff6549040 in __pthread_initialize_minimal_internal () from
/lib64/libpthread.so.0
#2  0x00007ffff65485f9 in _init () from /lib64/libpthread.so.0
#3  0x00007ffff72b6898 in ?? () from /lib64/libnss_myhostname.so.2
#4  0x000000000048f94a in call_init.part ()
#5  0x000000000048fb0d in _dl_init ()
#6  0x0000000000485d06 in dl_open_worker ()
#7  0x00000000004834e4 in _dl_catch_error ()
#8  0x0000000000485669 in _dl_open ()
#9  0x00000000004491d2 in do_dlopen ()
#10 0x00000000004834e4 in _dl_catch_error ()
#11 0x00000000004493be in __libc_dlopen_mode ()
#12 0x0000000000445800 in __nss_next2 ()
#13 0x0000000000442dfa in gethostbyname_r ()
#14 0x0000000000442b43 in gethostbyname ()
#15 0x0000000000400b6c in main () at foo.c:2

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