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Bug #55110
openmount.ceph: mount helper incorrectly passes `ms_mode' mount option to older kernel
Status:
Pending Backport
Priority:
High
Assignee:
Category:
Correctness/Safety
Target version:
% Done:
0%
Source:
Community (dev)
Tags:
backport_processed
Backport:
quincy
Regression:
Yes
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Component(FS):
Labels (FS):
Pull request ID:
Crash signature (v1):
Crash signature (v2):
Description
seen here - http://pulpito.front.sepia.ceph.com/yuriw-2022-03-28_19:24:40-smoke-quincy-distro-default-smithi/6765567/
kernel used - v5.4-generic, which does no understand `ms_mode' mount option (that was added in 5.11+).
This causes mount failures when falling back to older mount syntax. Fix is to not pass `ms_mode' mount option when using older mount syntax iff the user has not explicitly specified a `ms_mode'.
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