BugID: #05510

==1681==ERROR: AddressSanitizer: SEGV on unknown address 0x604000035608 (pc 0x0000057955e4 sp 0x7fff3f6fd940 bp 0x7fff3f6fda30 T0)
    #0 0x57955e3 in software_renderer<unsigned int, 0, 0, 0, 16, 8, 0, false, true>::get_texel_palette16(render_texinfo const&, int, int) /home/notroot/trunk/src/emu/rendersw.inc:149
    #1 0x57955e3 in software_renderer<unsigned int, 0, 0, 0, 16, 8, 0, false, true>::draw_quad_palette16_none(render_primitive const&, unsigned int*, unsigned int, software_renderer<unsigned int, 0, 0, 0, 16, 8, 0, false, true>::quad_setup_data&) /home/notroot/trunk/src/emu/rendersw.inc:638
    #2 0x5793ec4 in software_renderer<unsigned int, 0, 0, 0, 16, 8, 0, false, true>::setup_and_draw_textured_quad(render_primitive const&, unsigned int*, int, int, unsigned int) /home/notroot/trunk/src/emu/rendersw.inc:1866
    #3 0x5791cee in software_renderer<unsigned int, 0, 0, 0, 16, 8, 0, false, true>::draw_primitives(render_primitive_list const&, void*, unsigned int, unsigned int, unsigned int) /home/notroot/trunk/src/emu/rendersw.inc:1934
    #4 0x578e430 in video_manager::create_snapshot_bitmap(screen_device*) /home/notroot/trunk/src/emu/video.c:1052
    #5 0x57904ba in video_manager::record_frame() /home/notroot/trunk/src/emu/video.c:1200
    #6 0x578a939 in video_manager::finish_screen_updates() /home/notroot/trunk/src/emu/video.c:636
    #7 0x5789b14 in video_manager::frame_update(bool) /home/notroot/trunk/src/emu/video.c:200
    #8 0x56f1f9f in screen_device::vblank_begin() /home/notroot/trunk/src/emu/screen.c:812
    #9 0x56e9063 in device_t::timer_expired(emu_timer&, unsigned int, int, void*) /home/notroot/trunk/src/emu/device.h:199
    #10 0x56e9063 in device_scheduler::execute_timers() /home/notroot/trunk/src/emu/schedule.c:900
    #11 0x55fd2f1 in running_machine::run(bool) /home/notroot/trunk/src/emu/machine.c:378
    #12 0x55f46d7 in mame_execute(emu_options&, osd_interface&) /home/notroot/trunk/src/emu/mame.c:194
    #13 0x53f5518 in cli_frontend::execute(int, char**) /home/notroot/trunk/src/emu/clifront.c:237
    #14 0x2c0fba5 in main /home/notroot/trunk/src/osd/sdl/sdlmain.c:379
    #15 0x7ffbcb4fcde4 in __libc_start_main /build/buildd/eglibc-2.17/csu/libc-start.c:260
    #16 0xd1cb8c in _start (/home/notroot/trunk/mess64d+0xd1cb8c)