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From: Christian Heusel <christian@heusel.eu>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Seth Jennings <sjenning@redhat.com>,
	Dan Streetman <ddstreet@ieee.org>,
	 Vitaly Wool <vitaly.wool@konsulko.com>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	 David Runge <dave@sleepmap.de>,
	"Richard W.M. Jones" <rjones@redhat.com>,
	 Mark W <instruform@gmail.com>,
	regressions@lists.linux.dev,
	 Johannes Weiner <hannes@cmpxchg.org>,
	Yosry Ahmed <yosryahmed@google.com>,
	 Nhat Pham <nphamcs@gmail.com>,
	Chengming Zhou <chengming.zhou@linux.dev>
Subject: Re: [REGRESSION] Null pointer dereference while shrinking zswap
Date: Tue, 16 Apr 2024 21:57:27 +0200	[thread overview]
Message-ID: <itirowiwjrrpechdhyio2hz3czshs65yt6gwohcpjwohp4qs7z@hy2ebt5ie5aq> (raw)
In-Reply-To: <20240416121804.a46c4174f6cec30ab51f18e5@linux-foundation.org>

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On 24/04/16 12:18PM, Andrew Morton wrote:
> On Tue, 16 Apr 2024 14:19:24 +0200 Christian Heusel <christian@heusel.eu> wrote:
> > [  218.738568] CPU: 0 PID: 167 Comm: guestfsd Not tainted 6.7.0-rc4-1-mainline-00158-gb5ba474f3f51 #1 bf39861cf50acae7a79c534e25532f28afe4e593^M
>
> (cc more zswap people)
>
> Fairly old kernel.  We might have fixed it since then, but it would be
> good to know what fixed this, for backporting reasons.

Hey Andrew,

I guess you must have missed the end of my previous mail, I have
verified that the bug is still present with with the latest mainline
release and bisected the issue down to a few commits. The trace I was
posting above was just a random one from during the bisection.

Sorry if my formatting was a bit confusing .. :)

Cheers,
Christian

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  reply	other threads:[~2024-04-16 19:57 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-16 12:19 Christian Heusel
2024-04-16 19:18 ` Andrew Morton
2024-04-16 19:57   ` Christian Heusel [this message]
2024-04-16 22:14 ` Nhat Pham
2024-04-16 22:29   ` Christian Heusel
2024-04-16 23:29   ` Nhat Pham
2024-04-17  0:22     ` Nhat Pham
2024-04-17  3:44       ` Chengming Zhou
2024-04-17 14:33         ` Johannes Weiner
2024-04-17 15:08           ` Richard W.M. Jones
2024-04-17 17:18           ` Christian Heusel
2024-04-18 12:40             ` Johannes Weiner
2024-04-18 14:25               ` Linux regression tracking (Thorsten Leemhuis)
2024-04-18 20:09               ` Yosry Ahmed
2024-04-19 14:22                 ` Johannes Weiner
2024-04-19 19:10                   ` Yosry Ahmed
2024-04-17  0:33 ` Nhat Pham

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