Date: Tue, 6 Jul 2004 14:00:41 GMT From: "Per olof Ljungmark" <peo@intersonic.se> To: freebsd-i386@FreeBSD.org Subject: Re: i386/67955: -current on T40p kernel trap 12 in boot if cdrom present Message-ID: <200407061400.i66E0fpd013759@freefall.freebsd.org>
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The following reply was made to PR i386/67955; it has been noted by GNATS.
From: "Per olof Ljungmark" <peo@intersonic.se>
To: freebsd-gnats-submit@FreeBSD.org, randy@psg.com
Cc:
Subject: Re: i386/67955: -current on T40p kernel trap 12 in boot if cdrom
present
Date: Tue, 06 Jul 2004 15:57:09 +0200
Have T41/2373 with exactly same behaviour
Tested -current CVS and build on July 6th at 10:00 UTC
Below is what my limited understanding think I should report.
Please let me know if I should test/check something more
On boot:
Mounting root from ufs:/dev/ad0s1a
Memory modified after free 0xcc1b003e00(508) val=1ff01ff @ 0xc1b03e00
Fatal trap 12: page fault while in kernel mode
fault virtual adress = 0x1ff021f
fault code = supervisor read, page not present
instruction pointer = 0x8:0xc0731832
stack pointer = 0x10:0xd50ff984
frame pointer = 0x10:0xd50ff9a0
code segment = base 0x0, limit 0xffff, type 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 59 (sh)
kernel: type 12 trap, code = 0
Stopped at mtrash_ctor+0x3a: movl 0x20(%eax),%eax
db trace:
mtrash_ctor(c1b03e00,200,0) at mtrash_ctor+0x3a
uma_zalloc_arg(c10446c0,0,2) at uma_zalloc_arg+0x124
malloc(188,c081ff80,2,3,c1a92160) at malloc+0xb2
elf32_load_file(c1a94370,d3f080f4,d50ffab0,1000) at at elf32_load_file+0x45
exec_elf32_imgact(d50ffb94,0,0,0,0) at exec_elf32_imgact+0x4c7
kern_execve(c1a92160,8078a04,8078804,80789e0,0) at kern_execve+0x34e
execve(c1a92160,d50ffd14,3,0,282) at execve+0x18
syscall(2f,2f,2f,8078a04,8078804) at syscall+0x217
Xint0x80_syscall() at Xint0x80_syscall+0x1f
--- syscall (59, FreBSD ELF32, execve), eip = 0x28120bb3, esp =
0xbfbfea0c, ebp = 0xbfbfea38
dmesg at
http://www.inter-sonic.com/tmp/dmesg-chinacat.txt
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