Re: oops on booting 2.3.99pre7-9

From: Jan Niehusmann (list005@gondor.com)
Date: Thu May 11 2000 - 22:01:50 EST


On Fri, May 12, 2000 at 02:23:25AM -0100, Harm Verhagen wrote:
> [1.] One line summary of the problem:
> kernel 2.3.99pre7-9 oops on boot

I get a similar oops with 2.3.99pre7-9 and 2.3.99pre7.
It's triggered by one of the following lines (in a rc-script):
/sbin/modprobe uhci
/sbin/modprobe usbmouse
/sbin/modprobe mousedev

The oops goes away if I remove the "flags |= SLAB_POISON;"-Line introduced
in slap.c in pre7-9. So the bug is probably not new, but didn't get caught
up to now.

This oops is probably not too usefull, as it occures somewhere in the
just loaded modules, so there is no symbol information available. As you
have uhci compiled into the kernel, your oops provides more information.

Warning (compare_ksyms_lsmod): module nls_cp437 is in lsmod but not in ksyms, probably no symbols exported
Warning (compare_ksyms_lsmod): module nls_iso8859-1 is in lsmod but not in ksyms, probably no symbols exported
e820: 000a0000 @ 00000000 (usable)
e820: 00010000 @ 000f0000 (reserved)
e820: 0fefd000 @ 00100000 (usable)
e820: 00002000 @ 0fffd000 (ACPI data)
e820: 00001000 @ 0ffff000 (ACPI NVS)
e820: 00010000 @ ffff0000 (reserved)
Unable to handle kernel paging request at virtual address 5a5a5a62
d087373d
*pde = 00000000
Oops: 0002
CPU: 0
EIP: 0010:[<d087373d>]
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010006
eax: 5a5a5a5a ebx: 5a5a5a5a ecx: 00000046 edx: 5a5a5a5a
esi: cf929084 edi: cfe49030 ebp: cf3ef800 esp: c0283ecc
ds: 0018 es: 0018 ss: 0018
Process swapper (pid: 0, stackpage=c0283000)
Stack: cf929020 d087fd2e 5a5a5a5a cf929020 d08800c3 cf929020 cf3ef800 cf929020
       cf3ffb80 cf929020 cfe49020 cf3ef800 cf3ffb80 00000000 00000082 cfe49020
       d088150a cf3ffb80 00000046 cf3ffb80 00000000 d08813c7 cf3ffb80 cf3efab0
Call Trace: [<d087fd2e>] [<d08800c3>] [<d088150a>] [<d08813c7>] [<d08820cc>] [<c010bc74>] [<c010bdde>]
       [<c011086c>] [<d0802080>] [<c0108a80>] [<c010ae14>] [<c011086c>] [<d0802080>] [<c0108a80>] [<c0110a8a>]
       [<c011086c>] [<c0108a80>] [<c0108ae9>] [<c0105000>] [<c010018d>]
Code: ff 4b 08 0f 94 c0 84 c0 74 1e 53 e8 db 0b 00 00 8b 83 a4 00

>>EIP; d087373d <END_OF_CODE+3d5a9/????> <=====
Trace; d087fd2e <END_OF_CODE+49b9a/????>
Trace; d08800c3 <END_OF_CODE+49f2f/????>
Trace; d088150a <END_OF_CODE+4b376/????>
Trace; d08813c7 <END_OF_CODE+4b233/????>
Trace; d08820cc <END_OF_CODE+4bf38/????>
Trace; c010bc74 <handle_IRQ_event+34/60>
Trace; c010bdde <do_IRQ+6e/b4>
Trace; c011086c <acpi_idle+0/22c>
Trace; d0802080 <_end+10526878/1053d848>
Trace; c0108a80 <default_idle+0/28>
Trace; c010ae14 <ret_from_intr+0/20>
Trace; c011086c <acpi_idle+0/22c>
Trace; d0802080 <_end+10526878/1053d848>
Trace; c0108a80 <default_idle+0/28>
Trace; c0110a8a <acpi_idle+21e/22c>
Trace; c011086c <acpi_idle+0/22c>
Trace; c0108a80 <default_idle+0/28>
Trace; c0108ae9 <cpu_idle+41/54>
Trace; c0105000 <empty_bad_page+0/1000>
Trace; c010018d <L6+0/2>
Code; d087373d <END_OF_CODE+3d5a9/????>
00000000 <_EIP>:
Code; d087373d <END_OF_CODE+3d5a9/????> <=====
   0: ff 4b 08 decl 0x8(%ebx) <=====
Code; d0873740 <END_OF_CODE+3d5ac/????>
   3: 0f 94 c0 sete %al
Code; d0873743 <END_OF_CODE+3d5af/????>
   6: 84 c0 test %al,%al
Code; d0873745 <END_OF_CODE+3d5b1/????>
   8: 74 1e je 28 <_EIP+0x28> d0873765 <END_OF_CODE+3d5d1/????>
Code; d0873747 <END_OF_CODE+3d5b3/????>
   a: 53 push %ebx
Code; d0873748 <END_OF_CODE+3d5b4/????>
   b: e8 db 0b 00 00 call beb <_EIP+0xbeb> d0874328 <END_OF_CODE+3e194/????>
Code; d087374d <END_OF_CODE+3d5b9/????>
  10: 8b 83 a4 00 00 00 mov 0xa4(%ebx),%eax

Aiee, killing interrupt handler
Kernel panic: Attempted to kill the idle task!

2 warnings issued. Results may not be reliable.

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