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Bug 80135

Summary: hdparm cause 2.4.20-2 kernel to crash on Dell Inspiron 4100
Product: [Retired] Red Hat Linux Reporter: William Cohen <wcohen>
Component: kernelAssignee: Arjan van de Ven <arjanv>
Status: CLOSED CURRENTRELEASE QA Contact: Brian Brock <bbrock>
Severity: medium Docs Contact:
Priority: medium    
Version: 9   
Target Milestone: ---   
Target Release: ---   
Hardware: i686   
OS: Linux   
Fixed In Version: RHL 9 Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2003-10-07 13:48:09 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Description Flags
Screen snapshot of kernel information none

Description William Cohen 2002-12-20 15:42:47 UTC
From Bugzilla Helper:
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0.1) Gecko/20021003

Description of problem:
The 2.4.20-2 kernel boots up on the Dell Inspiron 4100 Laptop. The laptop is
running BIOS A11 and has all the power management turned off. However, when a
hdparm command is encountered in /etc/rc.local. The machine crashes. Without the
hdparm command the machine finishes booting and it usable. The command is the

/sbin/hdparm -d 1 -c 3 -m 16 /dev/hda

[root@litespeed root]# /sbin/hdparm -i /dev/hda


 Model=IC25N040ATCS04-0, FwRev=CA4OA60A, SerialNo=CSH400D4G0HMJB
 Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs }
 RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4
 BuffType=DualPortCache, BuffSize=1768kB, MaxMultSect=16, MultSect=16
 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=78140160
 IORDY=on/off, tPIO={min:240,w/IORDY:120}, tDMA={min:120,rec:120}
 PIO modes:  pio0 pio1 pio2 pio3 pio4
 DMA modes:  mdma0 mdma1 mdma2
 UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5
 AdvancedPM=yes: mode=0x80 (128) WriteCache=enabled
 Drive conforms to: ATA/ATAPI-5 T13 1321D revision 3:  2 3 4 5

Most of the kernel panic message scrolls off the screen. However an attached
photo shows what is on the screen

Version-Release number of selected component (if applicable):

How reproducible:

Steps to Reproduce:
1. Build 2.4.20-2 kernel with kernel-2.4.20-i686.config
2. Install kernel and have hdparm in /etc/rc.local
3. Reboot machine with 2.4.20-2 kernel

Actual Results:  Machine boots and runs until hdparm command encounted. Kernel

Expected Results:  Machine boots up.

Additional info:

Comment 1 William Cohen 2002-12-20 15:44:11 UTC
Created attachment 88836 [details]
Screen snapshot of kernel information