linux-kernel - [PATCH 5.10 0/2] mm/truncate: fix issue in ext4_set_page

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Message-ID: <20240111143747.4418-1-r.smirnov@omp.ru>
Date: Thu, 11 Jan 2024 14:37:45 +0000
From: Roman Smirnov <r.smirnov@....ru>
To: <stable@...r.kernel.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC: Roman Smirnov <r.smirnov@....ru>, "Matthew Wilcox (Oracle)"
	<willy@...radead.org>, Andrew Morton <akpm@...ux-foundation.org>, Alexey
 Khoroshilov <khoroshilov@...ras.ru>, Sergey Shtylyov <s.shtylyov@....ru>,
	Karina Yankevich <k.yankevich@....ru>, <lvc-project@...uxtesting.org>,
	<linux-fsdevel@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-mm@...ck.org>
Subject: [PATCH 5.10 0/2] mm/truncate: fix issue in ext4_set_page_dirty()

Syzkaller reports warning in ext4_set_page_dirty() in 5.10 stable 
releases. The problem can be fixed by the following patches 
which can be cleanly applied to the 5.10 branch.

Found by Linux Verification Center (linuxtesting.org) with Syzkaller.

Link: https://syzkaller.appspot.com/bug?extid=02f21431b65c214aa1d6

Matthew Wilcox (Oracle) (2):
  mm/truncate: Inline invalidate_complete_page() into its one caller
  mm/truncate: Replace page_mapped() call in invalidate_inode_page()

 kernel/futex/core.c |  2 +-
 mm/truncate.c       | 34 +++++++---------------------------
 2 files changed, 8 insertions(+), 28 deletions(-)

-- 
2.34.1