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Bug 157016 - Kernel panic in drivers/block/cfq-iosched.c:1065
Kernel panic in drivers/block/cfq-iosched.c:1065
Status: CLOSED DUPLICATE of bug 155472
Product: Fedora
Classification: Fedora
Component: kernel (Show other bugs)
i386 Linux
medium Severity high
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Assigned To: Kernel Maintainer List
Brian Brock
Depends On:
  Show dependency treegraph
Reported: 2005-05-05 21:55 EDT by Srihari Vijayaraghavan
Modified: 2007-11-30 17:11 EST (History)
1 user (show)

See Also:
Fixed In Version:
Doc Type: Bug Fix
Doc Text:
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Clone Of:
Last Closed: 2005-05-06 18:59:46 EDT
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Regression: ---
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oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---

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Description Srihari Vijayaraghavan 2005-05-05 21:55:45 EDT
From Bugzilla Helper:
User-Agent: Mozilla/5.0 (Windows; U; WinNT4.0; en-US; rv:1.7.6) Gecko/20050317 Firefox/1.0.2

Description of problem:
Kernel panic in drivers/block/cfq-iosched.c:1065 during reboot.

Version-Release number of selected component (if applicable):
kernel-2.6.11-1.14_FC3 (vanilla i686)

How reproducible:
Couldn't Reproduce

Steps to Reproduce:
1. Issue the reboot command
2. Observe a kernel panic

Actual Results:  Kernel panic (and a lengthy fsck session afterwards, with possible data corruption/loss too)

Expected Results:  Could have rebooted cleanly, without the panic.

Additional info:

Kernel panic - not syncing: drivers/block/cfq-iosched.c:1065: spin_is_locked on unintialized spinlock d6ce3c1c
Comment 1 Srihari Vijayaraghavan 2005-05-05 22:20:20 EDT
Oh, there was heavy load (CPU, memory and IDE hard drive etc..) just before the
reboot and panic. (I was compiling vanilla 2.6.12-rc3-git1.)

Comment 2 Sitsofe Wheeler 2005-05-06 14:13:17 EDT
Sounds similar to bug #155472
Comment 3 Srihari Vijayaraghavan 2005-05-06 18:59:46 EDT
Actually, you are right. It is indeed a duplicate to #155472. 

*** This bug has been marked as a duplicate of 155472 ***

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