** Changed in: zfs-linux (Ubuntu Eoan)
Importance: Undecided => High
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https://bugs.launchpad.net/bugs/1847832
Title:
Backport ZoL pull request 9203 into the official
** Changed in: zfs-linux (Ubuntu)
Status: In Progress => Fix Released
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https://bugs.launchpad.net/bugs/1847832
Title:
Backport ZoL pull request 9203 into the off
This bug was fixed in the package zfs-linux - 0.8.1-1ubuntu14.4
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zfs-linux (0.8.1-1ubuntu14.4) eoan; urgency=medium
* Fix deadlock in 'zfs rollback' (LP: #1847832)
- Upstream ZFS fix e7a2fa70c3b0 ("Fix deadlock in 'zfs rollback')
minor backport, wiggle and context adjus
I've exercised this fix with the new zfsutils-linux package and zfs-dkms
using the ubuntu zfs autotest regression tests:
ubuntu_zfs_smoke_test
ubuntu_zfs_fstest
ubuntu_zfs_xfs_generic
ubuntu_zfs_stress
..no regressions found.
These tests also touch zfs rollbacks. I don't see any regressions, so
Hello Alex, or anyone else affected,
Accepted zfs-linux into eoan-proposed. The package will build now and be
available at https://launchpad.net/ubuntu/+source/zfs-
linux/0.8.1-1ubuntu14.4 in a few hours, and then in the -proposed
repository.
Please help us by testing this new package. See
https
** Description changed:
+ == SRU Justification, EOAN ==
+
+ ZFS can deadlock, this can be sometimes triggered with a zfs rollback -
+ "the zfs_resume_fs() code path may cause zfs to spawn new threads as it
+ reinstantiates the suspended fs's zil. When a new thread is spawned, the
+ kernel may att
The fix in question is:
commit e7a2fa70c3b0d8c8cee2b484038bb5623c7c1ea9
Author: Tom Caputi
Date: Tue Aug 27 12:55:51 2019 -0400
Fix deadlock in 'zfs rollback'
Currently, the 'zfs rollback' code can end up deadlocked due to
the way the kernel handles unreferenced inodes on a su
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