On Thu, Jan 11, 2024 at 02:37:45PM +0000, Roman Smirnov wrote:
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.
I do not understand the crash, and I do not understand why this patch would fix it. Can you explain either?
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