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Bug #50807
closedmds: MDSLog::journaler pointer maybe crash with use-after-free
% Done:
0%
Source:
Development
Tags:
Backport:
pacific,octopus
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
fs
Component(FS):
MDS
Labels (FS):
crash
Pull request ID:
Crash signature (v1):
Crash signature (v2):
Description
When the _recovery_thread is trying to reformat the journal, it will delete the old journal pointer and assign with a new one, during this the mds_lock is unlocked. That means in other thread who are using the MDSLog::journaler pointer will potentially hit use-after-free bug.
Updated by Xiubo Li almost 3 years ago
- Status changed from New to Fix Under Review
- Assignee set to Xiubo Li
Updated by Patrick Donnelly almost 3 years ago
- Target version set to v17.0.0
- Source set to Development
- Backport set to pacific,octopus
Updated by Patrick Donnelly almost 3 years ago
- Status changed from Fix Under Review to Pending Backport
Updated by Backport Bot almost 3 years ago
- Copied to Backport #50874: octopus: mds: MDSLog::journaler pointer maybe crash with use-after-free added
Updated by Backport Bot almost 3 years ago
- Copied to Backport #50875: pacific: mds: MDSLog::journaler pointer maybe crash with use-after-free added
Updated by Loïc Dachary almost 3 years ago
- Status changed from Pending Backport to Resolved
While running with --resolve-parent, the script "backport-create-issue" noticed that all backports of this issue are in status "Resolved" or "Rejected".
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