OOPS while loading a Linux-2.6.8 module
From: Richard B. Johnson
Date: Fri Oct 15 2004 - 09:37:23 EST
If you were to execute `strip` on a Linux-2.6.8 module,
you can OOPS the kernel. Gotta patch? I'll test immediately.
HeavyLink: falsely claims to have parameter shmem
Unable to handle kernel NULL pointer dereference at virtual address 00000000
printing eip:
00000000
*pde = 07469001
Oops: 0000 [#1]
SMP
Modules linked in: HeavyLink parport_pc lp parport autofs4 rfcomm l2cap bluetooth sunrpc 3c59x e100 mii ipt_REJECT ipt_state ip_conntrack iptable_filter ip_tables floppy sg sr_mod microcode dm_mod uhci_hcd ehci_hcd button battery asus_acpi ac ipv6 ext3 jbd ata_piix libata aic7xxx sd_mod scsi_mod
CPU: 0
EIP: 0060:[<00000000>] Not tainted
EFLAGS: 00010202 (2.6.8)
EIP is at 0x0
eax: 00000000 ebx: c0341da0 ecx: c0341da0 edx: 00000000
esi: f0a60f80 edi: c0341d84 ebp: c0341d84 esp: de38dfa4
ds: 007b es: 007b ss: 0068
Process insmod (pid: 25326, threadinfo=de38c000 task=ee9ab730)
Stack: c0138897 bffffc1a 00000004 0807a018 00000000 00000000 de38c000 c0106e4d
0807a018 0000c3e0 0807a008 00000000 00000000 bfffcc08 00000080 0000007b
0000007b 00000080 ffffe410 00000073 00000206 bfffcbb0 0000007b
Call Trace:
[<c0138897>] sys_init_module+0x107/0x220
[<c0106e4d>] sysenter_past_esp+0x52/0x71
Code: Bad EIP value.
Cheers,
Dick Johnson
Penguin : Linux version 2.6.8 on an i686 machine (5537.79 BogoMips).
Note 96.31% of all statistics are fiction.
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