Bug 716520
| Summary: | cfq-iosched: CFQ can get GPF at cfq_free_io_context() | ||||||
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| Product: | Red Hat Enterprise Linux 6 | Reporter: | Vivek Goyal <vgoyal> | ||||
| Component: | kernel | Assignee: | Vivek Goyal <vgoyal> | ||||
| Status: | CLOSED ERRATA | QA Contact: | Red Hat Kernel QE team <kernel-qe> | ||||
| Severity: | medium | Docs Contact: | |||||
| Priority: | medium | ||||||
| Version: | 6.2 | CC: | dhowells, jmoyer, kzhang, michal | ||||
| Target Milestone: | rc | ||||||
| Target Release: | --- | ||||||
| Hardware: | All | ||||||
| OS: | Linux | ||||||
| Whiteboard: | |||||||
| Fixed In Version: | kernel-2.6.32-165.el6 | Doc Type: | Bug Fix | ||||
| Doc Text: | Story Points: | --- | |||||
| Clone Of: | 577968 | Environment: | |||||
| Last Closed: | 2011-12-06 13:43:26 UTC | Type: | --- | ||||
| Regression: | --- | Mount Type: | --- | ||||
| Documentation: | --- | CRM: | |||||
| Verified Versions: | Category: | --- | |||||
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |||||
| Cloudforms Team: | --- | Target Upstream Version: | |||||
| Embargoed: | |||||||
| Attachments: |
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This was a long standing issue in CFQ in fedora as well as rhel6. Now fix has been committed in linus's tree. backport it. 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 release. *** Bug 529021 has been marked as a duplicate of this bug. *** Patch(es) available on kernel-2.6.32-165.el6 (In reply to comment #6) > Patch(es) available on kernel-2.6.32-165.el6 Not directly affecting that but see also https://bugzilla.redhat.com/show_bug.cgi?id=577968#c130 After running syscall fuzzers numerous times and other testing, we have not been able to reproduce this bug in any recent 6.2 kernel, additionally it's been confirmed that the patch needed to fix this is present in the -201 kernel. Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. http://rhn.redhat.com/errata/RHSA-2011-1530.html |
Created attachment 915342 [details] Comment (This comment was longer than 65,535 characters and has been moved to an attachment by Red Hat Bugzilla).