lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Message-Id: <A2D0E873-1991-4648-9660-EB5BE90DDAD4@exonet.nl>
Date:   Fri, 28 Aug 2020 10:33:47 +0200
From:   Henk Kraal <h.kraal@...net.nl>
To:     Andreas Dilger <adilger@...ger.ca>
Cc:     linux-ext4@...r.kernel.org
Subject: Re: [EXT4] orphaned inodes on RO device trigger "unable to handle
 kernel paging request at"



> On 13 Aug 2020, at 10:27, Andreas Dilger <adilger@...ger.ca> wrote:
> 
> Definitely a newer kernel is likely to avoid the oops (lots of bugs have been
> fixed over the years from fuzzed filesystems), but that wouldn't necessarily
> allow you to mount the filesystem, just avoid the crash and return an error.

That would be a step forward, being able to mount would be the next but that something I have to dive into yet.

> 
> The correct thing to do would be to run "e2fsck -fy" on the device with the
> latest version of e2fsprogs (1.45.6 IIRC), since it seems there is corruption
> in the filesystem.  Once that fixes the problem then it is likely that the
> filesystem can mount without errors.
> 
> If the latest e2fsck checks the whole filesystem and does not report an error,
> and you still see a crash with the latest kernel, then it is more likely someone
> will look into the details.

The problem is corrected on the actual server but will exists in the backup chain for a while which could contain data I would like to access directly. In the current case I’m required to restore the whole VM which is possible but just time consuming.

Thank you for the reply, much appreciated!

With kind regards,

Henk

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ