Re: [linux-next:master] [block/bdev] 3c20917120: BUG:sleeping_function_called_from_invalid_context_at_mm/util.c

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To: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Subject: Re: [linux-next:master] [block/bdev] 3c20917120: BUG:sleeping_function_called_from_invalid_context_at_mm/util.c
From: Luis Chamberlain <mcgrof@xxxxxxxxxx>
Date: Tue, 8 Apr 2025 12:13:49 -0700
Cc: "Darrick J. Wong" <djwong@xxxxxxxxxx>, David Bueso <dave@xxxxxxxxxxxx>, Jan Kara <jack@xxxxxxx>, Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>, Tso Ted <tytso@xxxxxxx>, Ritesh Harjani <ritesh.list@xxxxxxxxx>, Johannes Weiner <hannes@xxxxxxxxxxx>, Oliver Sang <oliver.sang@xxxxxxxxx>, David Hildenbrand <david@xxxxxxxxxx>, Alistair Popple <apopple@xxxxxxxxxx>, linux-mm@xxxxxxxxx, Christian Brauner <brauner@xxxxxxxxxx>, Hannes Reinecke <hare@xxxxxxx>, oe-lkp@xxxxxxxxxxxxxxx, lkp@xxxxxxxxx, John Garry <john.g.garry@xxxxxxxxxx>, linux-block@xxxxxxxxxxxxxxx, ltp@xxxxxxxxxxxxxx, Pankaj Raghav <p.raghav@xxxxxxxxxxx>, Daniel Gomez <da.gomez@xxxxxxxxxxx>, Dave Chinner <david@xxxxxxxxxxxxx>, gost.dev@xxxxxxxxxxx, linux-fsdevel <linux-fsdevel@xxxxxxxxxxxxxxx>
In-reply-to: <Z_VwF1MA-R7MgDVG@casper.infradead.org>
References: <20250331074541.gK4N_A2Q@linutronix.de> <20250408164307.GK6266@frogsfrogsfrogs> <Z_VXpD-d8iC57dBc@bombadil.infradead.org> <CAB=NE6X2QztC4OGnJwxRWdeCVEekLBcnFf7JcgV1pKDn6DqhcA@mail.gmail.com> <20250408174855.GI6307@frogsfrogsfrogs> <Z_ViElxiCcDNpUW8@casper.infradead.org> <20250408180240.GM6266@frogsfrogsfrogs> <Z_VwF1MA-R7MgDVG@casper.infradead.org>

On Tue, Apr 08, 2025 at 07:51:03PM +0100, Matthew Wilcox wrote:
> And then we call readahead, which will happily put order-2 folios
> in the pagecache because of my bug that we've never bothered fixing.

What was that BTW?

  Luis

References:
- Re: [linux-next:master] [block/bdev] 3c20917120: BUG:sleeping_function_called_from_invalid_context_at_mm/util.c
  - From: Sebastian Andrzej Siewior
- Re: [linux-next:master] [block/bdev] 3c20917120: BUG:sleeping_function_called_from_invalid_context_at_mm/util.c
  - From: Darrick J. Wong
- Re: [linux-next:master] [block/bdev] 3c20917120: BUG:sleeping_function_called_from_invalid_context_at_mm/util.c
  - From: Luis Chamberlain
- Re: [linux-next:master] [block/bdev] 3c20917120: BUG:sleeping_function_called_from_invalid_context_at_mm/util.c
  - From: Luis Chamberlain
- Re: [linux-next:master] [block/bdev] 3c20917120: BUG:sleeping_function_called_from_invalid_context_at_mm/util.c
  - From: Darrick J. Wong
- Re: [linux-next:master] [block/bdev] 3c20917120: BUG:sleeping_function_called_from_invalid_context_at_mm/util.c
  - From: Matthew Wilcox
- Re: [linux-next:master] [block/bdev] 3c20917120: BUG:sleeping_function_called_from_invalid_context_at_mm/util.c
  - From: Darrick J. Wong
- Re: [linux-next:master] [block/bdev] 3c20917120: BUG:sleeping_function_called_from_invalid_context_at_mm/util.c
  - From: Matthew Wilcox

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