[Bug 883] New: LTP symlink01 test causes oops in 2.5.74-mm2

Martin J. Bligh (mbligh@aracnet.com)
Mon, 07 Jul 2003 09:00:30 -0700


http://bugme.osdl.org/show_bug.cgi?id=883

Summary: LTP symlink01 test causes oops in 2.5.74-mm2
Kernel Version: 2.5.74-mm2
Status: NEW
Severity: normal
Owner: akpm@digeo.com
Submitter: plars@austin.ibm.com

Distribution: RedHat 7.3
Hardware Environment:
8-way PIII 700, 16GB ram

Software Environment:
gcc 2.96, Linux-2.5.74-mm2, ext3
(I will attach the kernel config in a bit)

Problem Description:
This oops does not cause the system to crash or hang.

Unable to handle kernel NULL pointer dereference at virtual address 00000000
printing eip:
00000000
*pde = 3546d001
Oops: 0000 [#1]
SMP
CPU: 0
EIP: 0060:[<00000000>] Not tainted VLI
EFLAGS: 00010282
EIP is at 0x0
eax: c0399ec0 ebx: fffffff4 ecx: f593ebe0 edx: f5529f78
esi: f593ea80 edi: f5452e50 ebp: f5529f70 esp: f5529ef0
ds: 007b es: 007b ss: 0068
Process symlink01 (pid: 4003, threadinfo=f5528000 task=f57c86f0)
Stack: c015ffc8 f5452e50 f593ea80 f5529f70 f593ebc0 f593ebc0 f5529f70 00000041
c01607c0 f5529f78 f593ebc0 f5529f70 00000001 00000004 f593ebc0 00000000
00030002 1e79d078 3f097ddb 1e79d078 3f097ddb 1e79d078 000343b3 00000040
Call Trace:
[<c015ffc8>] __lookup_hash+0x78/0xa0
[<c01607c0>] open_namei+0x3b0/0x3e0
[<c01517a6>] filp_open+0x36/0x60
[<c0151b85>] sys_open+0x35/0x70
[<c0108ff3>] syscall_call+0x7/0xb

Code: Bad EIP value.
Steps to reproduce:
Run the symlink01 test from LTP

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