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Message-ID: <20240412154342.GA1310856@mit.edu>
Date: Fri, 12 Apr 2024 11:43:42 -0400
From: "Theodore Ts'o" <tytso@....edu>
To: Björn Töpel <bjorn@...nel.org>
Cc: linux-fsdevel@...r.kernel.org, Alexander Viro <viro@...iv.linux.org.uk>,
Christian Brauner <brauner@...nel.org>, Jan Kara <jack@...e.cz>,
linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org,
Andreas Dilger <adilger.kernel@...ger.ca>, linux-ext4@...r.kernel.org,
Conor Dooley <conor@...nel.org>
Subject: Re: riscv32 EXT4 splat, 6.8 regression?
On Fri, Apr 12, 2024 at 04:57:08PM +0200, Björn Töpel wrote:
> Hi!
>
> I've been looking at an EXT4 splat on riscv32, that LKFT found [1]:
I'm getting a "page not found" for [1]?
> This was not present in 6.7. Bisection wasn't really helpful (to me at
> least); I got it down to commit c604110e662a ("Merge tag 'vfs-6.8.misc'
> of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs"), and when I
> revert the commits in the vfs merge the splat went away, but I *really*
> struggle to see how those are related...
It sounds like you have a reliable repro; is it something that can be
streamlined into a simple test program? If so, is it something that
can be reproduced on other architectures? And could you make it
available?
Thanks,
- Ted
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