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Bug #56480

closed

std::shared_mutex deadlocks on Windows

Added by Lucian Petrut almost 2 years ago. Updated over 1 year ago.

Status:
Resolved
Priority:
Normal
Assignee:
Lucian Petrut
Category:
common
Target version:
v18.0.0
% Done:

100%

Source:
Tags:
Backport:
quincy pacific
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
v16.0.0, v16.0.1, v16.1.0, v16.1.1, v16.2.0, v16.2.1, v16.2.10, v16.2.2, v16.2.3, v16.2.4, v16.2.5, v16.2.6, v16.2.7, v16.2.8, v16.2.9, v17.0.0, v17.1.0, v17.2.0, v17.2.1, v17.2.2, v18.0.0
ceph-qa-suite:
Pull request ID:
46989
Crash signature (v1):
Crash signature (v2):

Description

The winpthreads shared mutex implementation causes deadlocks on Windows [1]2. Specifically, async RBD IO calls are hanging. This also prevents the images from being unmounted.

One possible workaround would be to use boost::shared_mutex with MinGW builds.

[1] https://github.com/cloudbase/wnbd/issues/63#issuecomment-1161547102
[2] https://github.com/msys2/MINGW-packages/issues/3319
Trace: https://pastebin.com/raw/i3jpTyS3

Files

i3jpTyS3 (92.4 KB) i3jpTyS3 Ilya Dryomov, 07/14/2022 07:01 PM

Related issues 2 (0 open — 2 closed)

Copied to Ceph - Backport #57053: pacific: std::shared_mutex deadlocks on WindowsResolvedLucian PetrutActions
Copied to Ceph - Backport #57054: quincy: std::shared_mutex deadlocks on WindowsResolvedLucian PetrutActions
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