From: Christoph Hellwig <hch@infradead.org>
To: "Darrick J. Wong" <djwong@kernel.org>
Cc: cem@kernel.org, stable@vger.kernel.org, linux-xfs@vger.kernel.org
Subject: Re: [PATCH 11/11] xfs: fix wild memcpy access when formatting ondisk rtrefcount btree roots
Date: Mon, 14 Sep 2026 23:33:24 -0700 [thread overview]
Message-ID: <aqjmtJCMRkYfpbZ9@infradead.org> (raw)
In-Reply-To: <178945048731.3061055.2062919508652373941.stgit@frogsfrogsfrogs>
On Mon, Sep 14, 2026 at 10:39:25PM -0700, Darrick J. Wong wrote:
> From: Darrick J. Wong <djwong@kernel.org>
>
> LOLLM noticed that the inode btree root formatting methods copy too many
> bytes -- there's only one set of keys in node blocks, not two. This
> causes memory corruption of whatever's beyond the buffers.
Eeek.
Looks good:
Reviewed-by: Christoph Hellwig <hch@lst.de>
next prev parent reply other threads:[~2026-09-15 6:33 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-15 5:36 [PATCHSET] xfs: LLM-inspired bug fixes, part 15 Darrick J. Wong
2026-09-15 5:36 ` [PATCH 01/11] xfs: always call xfs_qm_adjust_dqlimits during quotacheck repair Darrick J. Wong
2026-09-15 6:25 ` Christoph Hellwig
2026-09-15 17:38 ` Darrick J. Wong
2026-09-15 20:04 ` Carlos Maiolino
2026-09-15 5:37 ` [PATCH 02/11] xfs: call xfs_dquot_set_prealloc_limits if we installed default rtb limits Darrick J. Wong
2026-09-15 6:26 ` Christoph Hellwig
2026-09-15 5:37 ` [PATCH 03/11] xfs: fix rtgroup repair estimations Darrick J. Wong
2026-09-15 6:26 ` Christoph Hellwig
2026-09-15 5:37 ` [PATCH 04/11] xfs: don't cross reference rmapbt with bitmaps if they're incomplete Darrick J. Wong
2026-09-15 6:29 ` Christoph Hellwig
2026-09-15 5:37 ` [PATCH 05/11] xfs: don't let memory failures leak blocks and kill repairs Darrick J. Wong
2026-09-15 6:30 ` Christoph Hellwig
2026-09-15 5:38 ` [PATCH 06/11] xfs: don't merge different file IO error types Darrick J. Wong
2026-09-15 6:30 ` Christoph Hellwig
2026-09-15 5:38 ` [PATCH 07/11] xfs: fix blockgc group quota scanning when usrquota isn't enforced Darrick J. Wong
2026-09-15 6:31 ` Christoph Hellwig
2026-09-15 5:38 ` [PATCH 08/11] xfs: fix cursor and pointer handling when recovering iunlink buckets Darrick J. Wong
2026-09-15 6:31 ` Christoph Hellwig
2026-09-15 5:38 ` [PATCH 09/11] xfs: drop dquot flush lock when we can't find a buffer to flush Darrick J. Wong
2026-09-15 6:32 ` Christoph Hellwig
2026-09-15 5:39 ` [PATCH 10/11] xfs: don't let hidden_space go negative in xfs_metafile_resv_init Darrick J. Wong
2026-09-15 6:32 ` Christoph Hellwig
2026-09-15 5:39 ` [PATCH 11/11] xfs: fix wild memcpy access when formatting ondisk rtrefcount btree roots Darrick J. Wong
2026-09-15 6:33 ` Christoph Hellwig [this message]
2026-09-16 12:06 ` [PATCHSET] xfs: LLM-inspired bug fixes, part 15 Carlos Maiolino
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