Subject: Bug#589 closed by Arne Wichmann <[email-masked]> (Re: bug#589: This version introduce btrfs free cache incompatibility)

From: [email-masked] (Devuan Bug Tracking System)
Date: Mon, 28 Oct 2024 13:16:05 +0000

This is an automatic notification regarding your bug report
which was filed against the linux-image-4.9.0-16-686-pae package:

#589: This version introduce btrfs free cache incompatibility

It has been closed by Arne Wichmann <[email-masked]>.

Their explanation is attached below along with your original report.
If this explanation is unsatisfactory and you have not received a
better one in a separate message then please contact Arne Wichmann <[email-masked]> by
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Subject: Re: bug#589: This version introduce btrfs free cache incompatibility
From: Arne Wichmann <[email-masked]>
To: Klaus Ethgen <[email-masked]>
Cc: Devuan Bug Tracking System <[email-masked]>, [email-masked]
Date: Mon, 28 Oct 2024 14:08:15 +0100

close 589
quit

This bug seems outdated by now - if the problem is still current, please
reopen.

cu

YPl
-- 
[...] If you don't want to be restricted, don't agree to it. If you are
coerced, comply as much as you must to protect yourself, just don't support
it. Noone can free you but yourself. (crag, on Debian Planet)
Y Plentyn ([email-masked])

Subject: This version introduce btrfs free cache incompatibility
From: Klaus Ethgen <[email-masked]>
To: Devuan Bug Tracking System <[email-masked]>
Date: Sat, 3 Jul 2021 22:21:42 +0100

Package: linux-image-4.9.0-16-686-pae
Version: 4.9.272-1
Severity: critical

This release introduce introduce an incompatibility in btrfs free space
cache which leads to an filesystem corruption!

The solution is simple but not obvious: Do a `mount -o
remount,clear_cache,space_cache /filesystem` as early as possible after
boot into the new kernel for every btrfs filesystem.

Please add a release note and a warning for the admin.

-- System Information:
Distributor ID:	Devuan
Description:	Devuan GNU/Linux 4 (chimaera)
Release:	4
Codename:	n/a
Architecture: x86_64

Kernel: Linux 5.10.21 (SMP w/8 CPU threads)
Kernel taint flags: TAINT_PROPRIETARY_MODULE, TAINT_FIRMWARE_WORKAROUND, TAINT_OOT_MODULE
Locale: LANG=C, LC_CTYPE=C.UTF-8 (charmap=UTF-8), LANGUAGE not set
Shell: /bin/sh linked to /bin/dash
Init: sysvinit (via /sbin/init)
-- 
Klaus Ethgen                                       http://www.ethgen.ch/
pub  4096R/4E20AF1C 2011-05-16            Klaus Ethgen <[email-masked]>
Fingerprint: 85D4 CA42 952C 949B 1753  62B3 79D0 B06F 4E20 AF1C