On Wed, Jul 05, 2006 at 01:29:30AM +0200, Pavel Machek wrote:
> But we are running them under emulator, so that should not be a
> problem... and they are probably 16-bit x86 instructions, anyway.
yes, I see. That emulator seems be causing the segfaults when I use -s:
# gdb s2ram
GNU gdb 6.4.90-debian
(gdb) run -f -s
Starting program: /home/lunz/suspend-0.2/s2ram -f -s
Switching from vt7 to vt1
Calling save_state
Get video state buffer size failed
Allocated buffer at 0x20000 (base is 0x0)
ES: 0x2000 EBX: 0x0000
Program received signal SIGSEGV, Segmentation fault.
0x0000000000424c4f in rdb (addr=21647) at sys.c:234
234 val = *(u8*)(M.mem_base + addr);
(gdb) bt
#0 0x0000000000424c4f in rdb (addr=21647) at sys.c:234
#1 0x00000000004038f7 in fetch_data_byte (offset=20623) at decode.c:308
#2 0x00000000004181f3 in x86emuOp_add_byte_RM_R (op1=<value optimized out>) at
ops.c:115
#3 0x00000000004047b0 in X86EMU_exec () at decode.c:123
#4 0x000000000040206e in real_call ()
#5 0x0000000000402b5a in __save_state ()
#6 0x000000000040194e in s2ram_hacks () at s2ram.c:176
#7 0x0000000000401bcf in main (argc=<value optimized out>, argv=<value
optimized out>)
at s2ram.c:360
I don't have time to look into this any further right now, but this
might give someone a hint.
Jason
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