Red Hat Bugzilla – Bug 496101
kernel BUG with dm multipath and a partial read request
Last modified: 2009-09-02 04:32:04 EDT
This request was evaluated by Red Hat Product Management for inclusion in a Red
Hat Enterprise Linux maintenance release. Product Management has requested
further review of this request by Red Hat Engineering, for potential
inclusion in a Red Hat Enterprise Linux Update release for currently deployed
products. This request is not yet committed for inclusion in an Update
Created attachment 340862 [details]
first patch - fix the bug
Created attachment 340863 [details]
Second patch - save memory
You can download this test kernel from http://people.redhat.com/dzickus/el5
Please do NOT transition this bugzilla state to VERIFIED until our QE team
has sent specific instructions indicating when to do so. However feel free
to provide a comment indicating that this fix has been verified.
Results of RHEL5 testing:
The oops is still reproducible with the current RHEL5 kernel, kernel 2.6.18-128.1.14.el5PAE.
The oops is no longer reproducible with the current test kernel, 2.6.18-155.el5PAE.
~~ Attention - RHEL 5.4 Beta Released! ~~
RHEL 5.4 Beta has been released! There should be a fix present in the Beta release that addresses this particular request. Please test and report back results here, at your earliest convenience. RHEL 5.4 General Availability release is just around the corner!
If you encounter any issues while testing Beta, please describe the issues you have encountered and set the bug into NEED_INFO. If you encounter new issues, please clone this bug to open a new issue and request it be reviewed for inclusion in RHEL 5.4 or a later update, if it is not of urgent severity.
Please do not flip the bug status to VERIFIED. Only post your verification results, and if available, update Verified field with the appropriate value.
Questions can be posted to this bug or your customer or partner representative.
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.