id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	field_blocks	field_dependson	field_seealso
453	HelenOS/mips32/msim crashes during boot	Jakub Jermář	Martin Decky	"As of mainline,1486, I am getting the following panic on the barebone default msim build using the current toolchain:

{{{
jermar@gorgo:~/software/HelenOS.mainline$ msim -c contrib/conf/msim.conf 
HelenOS bootloader, release 0.4.3 (Sashimi), revision 1486M (jakub@jermar.eu-20120430145154-dhc95fk7mhjlozgx)
Built on 2012-05-06 14:11:05 for mips32
Copyright (c) 2001-2012 HelenOS project

Memory statistics
 0x80001000|0x00001000: CPU map
 0x80002000|0x00002000: bootstrap stack
 0x80003000|0x00003000: boot info structure
 0x80100000|0x00100000: kernel entry point
 0x9fc00000|0x1fc00000: bootloader entry point
 0xbfc056a0|0x1fc056a0: kernel image (570776/125782 bytes)
 0xbfc241f6|0x1fc241f6: ns image (147060/61163 bytes)
 0xbfc330e1|0x1fc330e1: loader image (144786/60392 bytes)
 0xbfc41cc9|0x1fc41cc9: init image (145555/60521 bytes)
 0xbfc50932|0x1fc50932: loc image (155672/65102 bytes)
 0xbfc60780|0x1fc60780: rd image (142629/59317 bytes)
 0xbfc6ef35|0x1fc6ef35: vfs image (166340/69940 bytes)
 0xbfc80069|0x1fc80069: fat image (211392/90447 bytes)
 0xbfc961b8|0x1fc961b8: initrd image (4285440/1241489 bytes)

Inflating components ... initrd fat vfs rd loc init loader ns kernel .
Copying CPU map ... 
Booting the kernel ... 
SPARTAN kernel, release 0.4.3 (Sashimi), revision 1486M (jakub@jermar.eu-20120430145154-dhc95fk7mhjlozgx)
Built on 2012-05-06 14:11:05 for mips32
Copyright (c) 2001-2012 HelenOS project
Detected 2 CPU(s), 32768 KiB free memory

######> Kernel panic on cpu0 due to bad trap 11. <######
Unhandled exception Coprocessor Unusable.

THE=0x80048000: pe=1 thr=0x00000000 task=0x00000000 cpu=0x80040000 as=0x806bc000 magic=0xfacefeed
epc=0x8010dcc0	sta=0x00000002	lo =0x00000001	hi =0x00000000
a0 =0x80060038	a1 =0x00000001	a2 =0x00000000	a3 =0x00000000
t0 =0x00000000	t1 =0x00000000	t2 =0x80060000	t3 =0x80178448
t4 =0xffffff80	t5 =0xfffff800	t6 =0x000000c0	t7 =0xffffffe0
t8 =0xffff0000	t9 =0x000000e0	v0 =0x00002710	v1 =0x80040000
s0 =0x80060000	s1 =0x00000000	s2 =0xffff8000	s3 =0x80048000
s4 =0x80060038	s5 =0x806bc000	s6 =0x00000000	s7 =0x9fc00000
s8 =0x80100000	at =0x00000000	kt0=0x0000000b	kt1=0x00000000
sp =0x8004ff80	ra =0x8010dc74	gp =0x80000000

0x8004fde8: generic/src/debug/stacktrace.o:stack_trace()+0x00000018
0x8004fe10: generic/src/debug/panic.o:panic_common()+0x00000170
0x8004fe58: arch/mips32/src/exception.o:breakpoint_exception()
0x8004fe88: generic/src/interrupt/interrupt.o:exc_dispatch()+0x00000110
0x8004fed0: arch/mips32/src/start.o:exception_handler()+0x000000f8
cpu0: halted
}}}

The msim version is 1.3.8."	defect	closed	major	0.5.0	helenos/kernel/mips32	mainline	fixed	msim