Segfault on Kolibri (Sega 32X)

[EXL]

On 2nd stage of this game.

Backtrace:

(gdb) r
Starting program: /storage/exl/Projects/picodrive/PicoDrive 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
plat_sdl: using 1366x768 as fullscreen resolution
plat_sdl: overlay: fmt 59565955, planes: 1, pitch: 1280, hw: 1
input: new device #0 "sdl:keys"
input: async-only devices detected..
# drv probed binds name
0   0      y     y sdl:keys
config_readsect: unhandled val for "Video output mode": "Video Overlay"
config_readsect: loaded from /home/exl/.picodrive/config2.cfg
[New Thread 0x7fffee4ba700 (LWP 15093)]
using sdl audio output driver
[Thread 0x7fffee4ba700 (LWP 15093) exited]
platform/libpicofe/readpng.c: unexpected font image size 256x320, needed 128x160
platform/libpicofe/readpng.c: unexpected selector image size 16x20, needed 8x10
found skin.txt
selected file: /storage/exl/Downloads/Kolibri (32X) (W) [!].32x
emu_ReloadRom(/storage/exl/Downloads/Kolibri (32X) (W) [!].32x)
warning: failed to do hugetlb mmap (0x2000000, 3145732): 12
config_readsect: loaded from /home/exl/.picodrive/config2.cfg
config_readsect: loaded from /home/exl/.picodrive/config2.cfg
00000:000: sram: 200000 - 203fff; eeprom: 0
starting audio: 44100 len: 735 stereo: 1, pal: 0
[New Thread 0x7fffee4ba700 (LWP 15094)]
00002:074: 32X startup
saveLoad (0, 0): /home/exl/.picodrive/mds/Kolibri (32X) (W) [!].mds.gz
00360:228: idle: patch ff1d46 66f8 71f8 y m #0
saveLoad (0, 0): /home/exl/.picodrive/mds/Kolibri (32X) (W) [!].mds.gz
saveLoad (1, 0): /home/exl/.picodrive/mds/Kolibri (32X) (W) [!].mds.gz
saveLoad (1, 0): /home/exl/.picodrive/mds/Kolibri (32X) (W) [!].mds.gz

Program received signal SIGSEGV, Segmentation fault.
0x000000000043aecb in p32x_sh2_read16 (a=<optimized out>, sh2=sh2@entry=0x822208 <sh2s+4872>) at pico/32x/memory.c:1475
1475        return *(u16 *)((p << 1) + ((a & sh2_map->mask) & ~1));

(gdb) bt full
#0  0x000000000043aecb in p32x_sh2_read16 (a=<optimized out>, sh2=sh2@entry=0x822208 <sh2s+4872>) at pico/32x/memory.c:1475
        sh2_map = 0x70dd50 <sh2_read16_map+16>
        p = 16777216
#1  0x00000000004ba305 in MOVWL0 (n=1, m=1, sh2=0x822208 <sh2s+4872>) at cpu/sh2/mame/sh2.c:1229
No locals.
#2  op0000 (opcode=285, sh2=0x822208 <sh2s+4872>) at cpu/sh2/mame/sh2.c:1886
No locals.
#3  sh2_execute_interpreter (sh2=sh2@entry=0x822208 <sh2s+4872>, cycles=<optimized out>) at cpu/sh2/mame/sh2pico.c:138
        opcode = 285
#4  0x00000000004385ad in sh2_execute (use_drc=<optimized out>, cycles=<optimized out>, sh2=0x822208 <sh2s+4872>) at ./cpu/sh2/sh2.h:105
        ret = <optimized out>
#5  run_sh2 (m68k_cycles=<optimized out>, sh2=0x822208 <sh2s+4872>) at pico/32x/32x.c:376
        cycles = <optimized out>
#6  p32x_sync_sh2s (m68k_target=m68k_target@entry=2007328362) at pico/32x/32x.c:461
        now = 2007326461
        target = 2007326809
        timer_cycles = 2007326461
        cycles = <optimized out>
        m68k_target = 2007328362
#7  0x000000000043a9e7 in p32x_reg_read16 (a=44) at pico/32x/memory.c:195
        cycles = 2007328362
        comreg = 64
#8  0x000000000049b387 in fm68k_emulate (cycles=3208306, cycles@entry=482, idle_mode=7396688) at cpu/fame/famec_opcodes.h:17948
        Opcode = 19025
#9  0x0000000000437d47 in SekSyncM68k () at pico/32x/../pico_cmn.c:42
        cyc_do = 482
#10 0x0000000000438f0c in SekRunM68k (cyc=488) at pico/32x/../pico_cmn.c:56
No locals.
#11 PicoFrameHints () at pico/32x/../pico_cmn.c:262
        lines = 262
        y = 239
        line_sample = 93
        lines_vis = 224
        skip = <optimized out>
        vcnt_wrap = 235
        cycles = <optimized out>
        hint = <optimized out>
#12 PicoFrame32x () at pico/32x/32x.c:554
No locals.
#13 0x000000000041e10d in PicoFrame () at pico/pico.c:321
No locals.
#14 0x0000000000408ad5 in emu_loop () at platform/common/emu.c:1473
        skip = <optimized out>
        diff = <optimized out>
        frames_done = <optimized out>
        frames_shown = <optimized out>
        target_frametime_x3 = 50000
        timestamp_x3 = <optimized out>
        timestamp_aim_x3 = 1464387534
        timestamp_fps_x3 = 1462537534
        notice_msg = 0x0
        fpsbuff = '\000' <repeats 23 times>
        fskip_cnt = 0
#15 0x00000000004041c4 in main (argc=1, argv=0x7fffffffdad8) at platform/common/main.c:135
No locals.

[Oggom]

I've been able to play past that level with no crashes. However, I've noticed at some part in the level the entire game slowed down for no apparent reason.

[notaz]

There have been 32X fixes that are likely to fix things like this, reopen if you still get it with the latest code.