On 06/04/2007 11:42 AM, Rene Herman wrote:
[ ... ]
Unfortunately, I can make the box oops by just doing enough of those dd
runs in a row (this one with bs=2k count=128, oopsed the seventh time or
something):
===
BUG: unable to handle kernel paging request at virtual address 8c1d2071
printing eip:
c10a6d6f
*pde = 00000000
Oops: 0002 [#1]
Modules linked in: mitsumi nfsd exportfs lockd sunrpc nls_cp437 msdos
fat nls_base
CPU: 0
EIP: 0060:[<c10a6d6f>] Not tainted VLI
EFLAGS: 00010246 (2.6.21.3 #1)
EIP is at ioread8_rep+0x20/0x31
eax: 00010000 ebx: 00010300 ecx: 00000800 edx: 00000300
esi: c3145b30 edi: 8c1d2071 ebp: 8c1d2071 esp: c3145aec
ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068
Process dd (pid: 1770, ti=c3145000 task=c3114110 task.ti=c3145000)
Stack: 00000000 c3a7ad48 c486504d c4865ab7 00000006 50020034 c1015f7b
00000292
00000000 00520300 00000100 0007e000 00000000 c3340300 c10a0531
00000000
c12adf60 00000000 00000001 00000000 00000000 00000000 dead4ead
ffffffff
Call Trace:
[<c486504d>] __mitsumi_get_frame+0xc/0x16 [mitsumi]
[<c4865ab7>] mitsumi_get_frame+0x120/0x134 [mitsumi]
[<c1015f7b>] lock_timer_base+0x15/0x2f
[<c10a0531>] cfq_set_request+0x0/0x144
Perhaps interesting (and perhaps not) -- I've been unable to reproduce the OOPS
after rebooting with elevator=as.
Rene.
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