Bug#973433: linux-image-5.9.0-1-amd64: kernel dies with: kernel: BUG: NULL pointer dereference
- To: Simon Kainz <simon.kainz@tugraz.at>, 973433@bugs.debian.org
- Cc: 973433-done@bugs.debian.org
- Subject: Bug#973433: linux-image-5.9.0-1-amd64: kernel dies with: kernel: BUG: NULL pointer dereference
- From: Salvatore Bonaccorso <carnil@debian.org>
- Date: Wed, 13 Jan 2021 17:05:18 +0100
- Message-id: <X/8aPjRSev3cc2Xq@eldamar.lan>
- Reply-to: Salvatore Bonaccorso <carnil@debian.org>, 973433@bugs.debian.org
- In-reply-to: <160405258026.120342.14157763723384197597.reportbug@acluster.tugraz.at>
- References: <160405258026.120342.14157763723384197597.reportbug@acluster.tugraz.at> <160405258026.120342.14157763723384197597.reportbug@acluster.tugraz.at>
Source: linux
Source-Version: 5.9.11-1
Hi Simon,
On Fri, Oct 30, 2020 at 11:09:40AM +0100, Simon Kainz wrote:
> Package: src:linux
> Version: 5.9.1-1
> Severity: critical
> Justification: breaks the whole system
>
> Dear Maintainer,
>
> Please see the attached crash dump. This machine is a SLURM head
> node, so usually not much load besides some occasional compile runs.
> We a running a glusterfs filesystem on all cluster nodes, maybe
> heavy disk I/O triggers this issue.
This looks to be fixed with 4349a83a3190 ("mm: fix
readahead_page_batch for retry entries") which was in applied in
5.10-rc5 and backported to 5.9.11 as well.
I'm closing the bug with this version, but in case you still
experience the issue please report back.
Regards,
Salvatore
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