The crash itself is, despite debuginfod, not more informative than the
following:
(gdb) bt
#0 __pthread_kill_implementation (threadid=<optimized out>, signo=6, no_tid=0)
at ./nptl/pthread_kill.c:44
#1 __pthread_kill_internal (threadid=<optimized out>, signo=6) at
./nptl/pthread_kill.c:78
#2 __GI___pthread_kill (threadid=<optimized out>, signo=signo@entry=6) at
./nptl/pthread_kill.c:89
#3 0x00007ffff6a4519e in __GI_raise (sig=sig@entry=6) at
../sysdeps/posix/raise.c:26
#4 0x00007ffff6a28902 in __GI_abort () at ./stdlib/abort.c:79
#5 0x00007ffff6a2976c in __libc_message_impl (fmt=fmt@entry=0x7ffff6bdc770
"*** %s ***: terminated\n") at ../sysdeps/posix/libc_fatal.c:132
#6 0x00007ffff6b41049 in __GI___fortify_fail (msg=msg@entry=0x7ffff6bdc757
"buffer overflow detected") at ./debug/fortify_fail.c:24
#7 0x00007ffff6b409e4 in __GI___chk_fail () at ./debug/chk_fail.c:28
#8 0x00007ffff6b42459 in __strlcpy_chk (s1=<optimized out>, s2=<optimized
out>, n=<optimized out>, s1len=<optimized out>) at ./debug/strlcpy_chk.c:28
#9 0x00007ffff7ba4ddb in ?? () from /lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#10 0x00007ffff7ba5152 in ?? () from /lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#11 0x00007ffff7b55f07 in ?? () from /lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#12 0x00007ffff7a42017 in ?? () from /lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#13 0x0000555555e49e10 in ?? ()
#14 0x00005555558f2d94 in ?? ()
#15 0x0000555555884333 in main ()
But as assumed it seems to come through libsdl which is linked like that:
$ ldd /usr/games/wesnoth-1.18 | grep -i sdl
libSDL2_image-2.0.so.0 => /lib/x86_64-linux-gnu/libSDL2_image-2.0.so.0
(0x000073715d578000)
libSDL2-2.0.so.0 => /lib/x86_64-linux-gnu/libSDL2-2.0.so.0
(0x000073715c000000)
libSDL2_mixer-2.0.so.0 => /lib/x86_64-linux-gnu/libSDL2_mixer-2.0.so.0
(0x000073715d54d000)
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https://bugs.launchpad.net/bugs/2089779
Title:
Buffer overflow in autopkgtest of wesnoth
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