kernel BUG in ext4_writepages

From: Tadeusz Struk
Date: Tue May 10 2022 - 18:28:48 EST


Hi,
Syzbot found another BUG in ext4_writepages [1].
This time it complains about inode with inline data.
C reproducer can be found here [2]
I was able to trigger it on 5.18.0-rc6

[1] https://syzkaller.appspot.com/bug?id=a1e89d09bbbcbd5c4cb45db230ee28c822953984
[2] https://syzkaller.appspot.com/text?tag=ReproC&x=129da6caf00000

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Thanks,
Tadeusz