Distribution: Fedora Core 3 for x86_64
Hardware Environment: AMD Athlon 64 3700 Laptop
Software Environment: cat /proc/acpi/battery/BAT0/info
Problem Description:

A bug appears to have been introduced into the ACPI driver version
20041105. that causes the model number, serial number and OEM info
fields in the /proc/acpi/battery/BAT0/info file to be expressed as a series of
space-delimited integers instead of a string value.

Steps to reproduce:

Open the /proc/acpi/battery/BAT0/info.

Steps to Reproduce:

1. Naviagte to /proc/acpi/battery/BAT0/ folder..
2. Load the info file into a text editor.
  
Actual results:

The contents of the info file are:

present:                 yes
design capacity:         4400 mAh
last full capacity:      3884 mAh
battery technology:      rechargeable
design voltage:          11100 mV
design capacity warning: 160 mAh
design capacity low:     100 mAh
capacity granularity 1:  64 mAh
capacity granularity 2:  64 mAh
model number:            44 34 37 30 4B 00 00 00
serial number:           34 30 31 33 31 00 00
battery type:            LION
OEM info:                53 4D 50 00 00 00 00 00

Expected results:

Under ACPI driver version 20040816 the info file would look like this

present:                 yes
design capacity:         4400 mAh
last full capacity:      3884 mAh
battery technology:      rechargeable
design voltage:          11100 mV
design capacity warning: 160 mAh
design capacity low:     100 mAh
capacity granularity 1:  64 mAh
capacity granularity 2:  64 mAh
model number:            D470K
serial number:           40131
battery type:            LION
OEM info:                SMP

Note the difference in the model number, serial number and OEM info
fields.