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Subjectcat /proc/bus/pnp/escd -> kernel segfault (2.6 BK)
Doing cat /proc/bus/pnp/escd on my Linux 2.6 (BK) crashes:

Unable to handle kernel paging request at virtual address ffffa00a
printing eip:
00007228
*pde = 00002067
*pte = 00000000
Oops: 0000 [#2]
CPU: 0
EIP: 0098:[<00007228>] Not tainted
EFLAGS: 00010086
EIP is at 0x7228
eax: 000022ff ebx: 00b06196 ecx: 000000a0 edx: 00000000
esi: 0000000a edi: d1e70000 ebp: d1e773cf esp: d1e79e64
ds: 00b0 es: 00a8 ss: 0068
Process cat (pid: 23647, threadinfo=d1e78000 task=c43f6c80)
Stack: 000a0002 00b00000 000600a8 73d9720a 00000000 5f0a00a0 61af9e98 007b0000
8000007b 60040000 008200a8 d1e79eec 0090000b 00000042 00b000a8 000000a0
00000000 c0220c50 00000060 00000082 00000000 00000000 0000007b 0000007b
Call Trace:
[<c0220c50>] __pnp_bios_read_escd+0x110/0x1a0
[<c0222080>] proc_read_escd+0x0/0x130
[<c0220cf9>] pnp_bios_read_escd+0x19/0x50
[<c0222080>] proc_read_escd+0x0/0x130
[<c02220ea>] proc_read_escd+0x6a/0x130
[<c0222080>] proc_read_escd+0x0/0x130
[<c018896e>] proc_file_read+0x16e/0x290
[<c0157e63>] vfs_read+0xd3/0x140
[<c015811f>] sys_read+0x3f/0x60
[<c010a41b>] syscall_call+0x7/0xb

Willing to provide further debug info, please send directions. This is
an old Gigabyte 7ZX-R board (AMIBIOS).

--
Matthias Andree

Encrypt your mail: my GnuPG key ID is 0x052E7D95
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