Bug 32938 - when user mounts an exported disk partition through SAMBA during the server booting process, kernel complains about NULL pointer reference
Summary: when user mounts an exported disk partition through SAMBA during the server ...
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: None
Product: Red Hat Linux
Classification: Retired
Component: kernel
Version: 6.2
Hardware: i386
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Arjan van de Ven
QA Contact: David Lawrence
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2001-03-23 22:08 UTC by Yao Wang
Modified: 2008-08-01 16:22 UTC (History)
0 users

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2004-09-30 15:38:56 UTC
Embargoed:


Attachments (Terms of Use)

Description Yao Wang 2001-03-23 22:08:37 UTC
From Bugzilla Helper:
User-Agent: Mozilla/4.75 [en] (X11; U; Linux 2.2.16-3 i686)


here is message in the /var/log/messages

Mar 23 16:29:13 MYMACHINE kernel: Unable to handle kernel NULL pointer dere
ference at virtual address 00000008
Mar 23 16:29:13 MYMACHINE kernel: current->tss.cr3 = 00101000, %cr3 = 00101
000
Mar 23 16:29:13 MYMACHINE kernel: *pde = 00000000
Mar 23 16:29:13 MYMACHINE kernel: Oops: 0000
Mar 23 16:29:13 MYMACHINE kernel: CPU:    0
Mar 23 16:29:13 MYMACHINE kernel: EIP:    0010:[<e08bbe91>]
Mar 23 16:29:13 MYMACHINE kernel: EFLAGS: 00010296
Mar 23 16:29:13 MYMACHINE kernel: eax: 00000000   ebx: dffc3000   ecx: 0000
0000   edx: 00000000
Mar 23 16:29:13 MYMACHINE kernel: esi: dffc3000   edi: cd6c401c   ebp: dffc
3000   esp: cd6c9f58
Mar 23 16:29:13 MYMACHINE kernel: ds: 0018   es: 0018   ss: 0018
Mar 23 16:29:13 MYMACHINE kernel: Process nfsd (pid: 615, process nr: 33, s
tackpage=cd6c9000)
Mar 23 16:29:13 MYMACHINE kernel: Stack: cd6c4014 cd6c4014 e08b54be dffc300
0 cd6c401c d3422740 dffc30f4 e08bed20
Mar 23 16:29:13 MYMACHINE kernel:        d342277c e089e5b8 dffc3000 cd6c401
4 cd6c8000 cd6c8000 00000001 dffc3000
Mar 23 16:29:13 MYMACHINE kernel:        d3422740 e08bf060 00000001 0000000
2 000186a3 00000002 cd6c4014 e08bebcc
Mar 23 16:29:13 MYMACHINE kernel: Call Trace: [<e08b54be>] [<e08bed20>] [au
tofs:__insmod_autofs_O/lib/modules/2.2.17-14smp/fs/autofs.o_M3A7+-76360/80]
[<e0
8bf060>] [<e08bebcc>] [<e08b5265>] [kernel_thread+35/48]
Mar 23 16:29:13 MYMACHINE kernel: Code: 8b 58 08 85 db 75 08 31 c9 e9 45 01
 00 00 90 66 8b 43 22 66


Reproducible: Always
Steps to Reproduce:
1. win2k client map the exported disk partition or refers to a file there
2. server reboots
3. 
	

Actual Results:  kernel yells about NULL pointer referrenced at a virtual
addr, this continues periodically after reboot, 

Expected Results:  kernel could ignore this situation

Comment 1 Bugzilla owner 2004-09-30 15:38:56 UTC
Thanks for the bug report. However, Red Hat no longer maintains this version of
the product. Please upgrade to the latest version and open a new bug if the problem
persists.

The Fedora Legacy project (http://fedoralegacy.org/) maintains some older releases, 
and if you believe this bug is interesting to them, please report the problem in
the bug tracker at: http://bugzilla.fedora.us/



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