08504: several msx.cpp sets and carts: Crash

ID	Category [?]	Severity [?]	Reproducibility	Date Submitted	Last Update
08504	Crash/Freeze	Critical (emulator)	Always	Nov 5, 2022, 09:51	Nov 5, 2022, 14:16

Tester	Firewave	View Status	Public	Platform
Assigned To		Resolution	Open	OS
Status [?]	Acknowledged			Driver	msx/msx.cpp
Version	0.156	Fixed in Version		Build
		Fixed in Git Commit		Github Pull Request #

Summary	08504: several msx.cpp sets and carts: Crash
Description	NOTE: This was split from 5667 and was a "Additional Information" entry from Tafoid. The backtrace below is actually from genesis. Program received signal SIGSEGV, Segmentation fault. 0x0000000004a13fa9 in z80_device::op_dd (this=0x62600008d100) at src/emu/cpu/z80/z80.c:3094 3094 OP(op,dd) { m_r++; EXEC(dd,rop()); } /* **** DD xx */ (gdb) bt #0 0x0000000004a13fa9 in z80_device::op_dd (this=0x62600008d100) at src/emu/cpu/z80/z80.c:3094 #1 0x0000000004a2042a in dd_00 (this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, this=<optimized out>, ---Type <return> to continue, or q <return> to quit-- Obviously a stack overflow.
Steps To Reproduce
Additional Information	Also shown in testing of 0.156 of certain MSX sets: msx.c: hbf500 -cart1 aclassmj msx.c: phc77 msx.c: expert20 -cart1 crossblm msx.c: cx5m2 -cart1 quran msx.c: hbg900ap -cart1 dooly msx.c: y503iiire -cart1 nms1205 msx.c: y503iiir -cart1 hfox2
Github Commit

Flags
Regression Version
Affected Sets / Systems	several msx.cpp sets and carts

Attached Files

No.20764 Firewave Senior Tester Nov 5, 2022, 14:16 edited on: Nov 10, 2022, 14:51	I am not getting any crashes with 0.249 but it seems the carts are not being loaded either. I keep getting the MSX boot screen, then a blue screen with border and verticals lines - then the boot screen again and so on.