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SubjectRe: 2.1.132-4: repeatable oops on reboot, nfs/autofs related?
PS: I managed to capture the Oops data using Alt-Sysrq-l and
writing the stuff down by hand:

Unable to handle kernel NULL pointer dereference at virtual address 00000008
current->tss.cr3 = 06277000, %cr3 = 06277000
*pde = 00000000
Oops: 0000
CPU: 1
EIP: 0010:[<c012d2462>]
EFLAGS: 00010286
eax: 00000000 ebx: 00000110 ecx: c78c2f00 edx: c03ce8e0
esi: c59c8000 edi: c59c8000 ebp: 00000110 esp: c59c9d4c
ds: 0018 es: 0018 ss: 0018
Process sendmail (pid: 152, process nr: 34, stackpage=c59c9000)
Stack: c59c8000 c59c9db8 c7e0de34 c7e0ddf4 c7e0dde8 00000000 00000110 c015c468
c78c2f00 c59c9db8 00000110 c78c2f14 00000004 c78c2f00 c78c2f00 c59c9dc8
c0008080 c78c2f14 c0000000 00000000 c015c589 c78c2f00 c59c9db8 00000110
Call Trace: [<c015c468>] [<c015c589>] [<c015c6c0>] [<c015b926>] [<c015ba38>] [<c015bacb>] [<c012dc57>]
[<c012de22>] [<c012df14>] [<c012bcc2>] [<c0108a5c>]
Code: 8b 70 08 c7 44 24 20 00 00 00 00 c7 44 24 1c 00 00 00 00 89
Using `/boot/System.map-2.1.132' to map addresses to symbols.

Trace: c015c468 <autofs_write+60/ec>
Trace: c015c589 <autofs_notify_daemon+95/bc>
Trace: c015c6c0 <autofs_wait+110/21c>
Trace: c015b926 <try_to_fill_dentry+da/148>
Trace: c015ba38 <autofs_revalidate+a4/ec>
Trace: c015bacb <autofs_root_lookup+4b/98>
Trace: c012dc57 <real_lookup+4b/74>
Trace: c012de22 <lookup_dentry+122/1ec>
Trace: c012df14 <__namei+28/58>
Trace: c012bcc2 <sys_newstat+2a/90>
Trace: c0108a5c <system_call+34/38>

Code:
Code: 8b 70 08 movl 0x8(%eax),%esi
Code: c7 44 24 20 00 movl $0x0,0x20(%esp,1)
Code: 00 00 00
Code: c7 44 24 1c 00 movl $0x0,0x1c(%esp,1)
Code: 00 00 00
Code: 89 00 movl %eax,(%eax)
Code: 90 nop
Code: 90 nop
Code: 90 nop



>Hello,
>
>I get a repeatable Oops on rebooting an 2.1.132-4/SMP
>kernel. The process is either sendmail (8.9.1) or procmail.
>Unfortunately the syslogd is already killed when
>that happens, so I have no Oops data.
> [Is there a trick to stop the computer at that point?]
>
>procmail is configured as the system-wide local delivery program
>in sendmail.cf. sendmail is trying to deliver a mail
>to a local user, that user has a home directory that is
>auto-mounted and exists on a remote (Linux-)server.
>The remote server is turned off, the automounter uses
>the options rsize=4096,wsize=4096,hard,intr.
>
>The system is based on Dual-PentiumII, 233MHz,
>Gigabyte GA-686LX2 motherboard. The kernel is compiled with
>egcs-2.90.29 980515 (egcs-1.0.3 release)
>
>Find the kernel configuration used at http://www.snafu.de/~zahn/autoconf.h
>
>Complete boot messages are at http://www.snafu.de/~zahn/bootmsg.txt
>
>Regards
> Steffen
>

--
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Use of my address for unsolicited commercial advertising is forbidden.
2^3021377 - 1 | "Where do you want to crash today?"

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