==29325== Use of uninitialised value of size 8
==29325==    at 0xF7D9C03: ogg_page_serialno (framing.c:61)
==29325==    by 0x7CB0AF9: ov_pcm_seek_page (in /usr/lib/x86_64-linux-gnu/libvorbisfile.so.3.3.4)
==29325==    by 0x7CB0D4B: ov_pcm_seek (in /usr/lib/x86_64-linux-gnu/libvorbisfile.so.3.3.4)
==29325==    by 0x7A6755F: music_internal_position (in /usr/lib/x86_64-linux-gnu/libSDL_mixer-1.2.so.0.12.0)
==29325==    by 0x7A67624: music_internal_play (in /usr/lib/x86_64-linux-gnu/libSDL_mixer-1.2.so.0.12.0)
==29325==    by 0x7A68228: Mix_FadeInMusicPos (in /usr/lib/x86_64-linux-gnu/libSDL_mixer-1.2.so.0.12.0)
==29325==    by 0xE9E7B8: sound::music_thinker::process(events::pump_info&) (in /home/shadowm/src/wesnoth-1.12/wesnoth)
==29325==    by 0xE2BF29: events::pump() (in /home/shadowm/src/wesnoth-1.12/wesnoth)
==29325==    by 0x96BBE0: controller_base::play_slice(bool) (in /home/shadowm/src/wesnoth-1.12/wesnoth)
==29325==    by 0x6DDD6D: intf_delay(lua_State*) (in /home/shadowm/src/wesnoth-1.12/wesnoth)
==29325==    by 0xD3D694: luaD_precall(lua_State*, lua_TValue*, int) (in /home/shadowm/src/wesnoth-1.12/wesnoth)
==29325==    by 0xD48DD7: luaV_execute(lua_State*) (in /home/shadowm/src/wesnoth-1.12/wesnoth)
==29325==  Uninitialised value was created by a stack allocation
==29325==    at 0x7CB0540: ov_pcm_seek_page (in /usr/lib/x86_64-linux-gnu/libvorbisfile.so.3.3.4)