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Bug 236763 - Inconsistent udev bug when using OpenIB stack on RT kernel
Summary: Inconsistent udev bug when using OpenIB stack on RT kernel
Alias: None
Product: Red Hat Enterprise MRG
Classification: Red Hat
Component: realtime-kernel
Version: 1.0
Hardware: All
OS: Linux
Target Milestone: ---
: ---
Assignee: Doug Ledford
QA Contact:
Depends On:
TreeView+ depends on / blocked
Reported: 2007-04-17 15:48 UTC by Gurhan Ozen
Modified: 2013-11-04 01:32 UTC (History)
1 user (show)

Fixed In Version: -34
Doc Type: Bug Fix
Doc Text:
Clone Of:
Last Closed: 2007-10-02 19:41:34 UTC
Target Upstream Version:

Attachments (Terms of Use)

Description Gurhan Ozen 2007-04-17 15:48:50 UTC
Description of problem:
  So I was trying to test OpenIB on RT kernel using the kernel at:

  However after installing OpenIB packages, on at least one occasion, I got the
following error:

   Starting udev: BUG: spinlock lockup on CPU#3, softirq-tasklet/48, 

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


How reproducible:
Not reliably:( It happened on both machine last night, but when i reboot them
today, i don't get the same issue. Will keep an eye on it to figure out if there
is a reliable way to reproducing it. 

Steps to Reproduce:
Actual results:

Expected results:

Additional info:

Comment 1 Doug Ledford 2007-07-10 20:51:50 UTC
This should likely be resolved by the updated OFED patch I used in the latest rt
kernel.  The patches have been mailed to Clark Williams for inclusion in his
official rt kernel builds.

Comment 2 Clark Williams 2007-07-26 14:45:39 UTC
applied; testing

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