[PATCH 5.10/5.15/6.1 0/1] nilfs2: fix WARNING in nilfs_dat_prepare_end()

[Roman Smirnov]

Syzkaller reports WARNING in nilfs_dat_prepare_end() in 5.10, 5.15 and 6.1
stable releases. The problem has been fixed in upstream:
https://syzkaller.appspot.com/bug?extid=5d5d25f90f195a3cfcb4

The problem can also be fixed in versions 5.10, 5.15 and 6.1 by the
following patch.

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

Link: https://syzkaller.appspot.com/bug?extid=325e6b0a1e7cf9035cc0
Link: https://syzkaller.appspot.com/bug?extid=bebf30d67ea2569f0fd3

Ryusuke Konishi (1):
  nilfs2: replace WARN_ONs for invalid DAT metadata block requests

 fs/nilfs2/dat.c | 27 +++++++++++++++++----------
 1 file changed, 17 insertions(+), 10 deletions(-)

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2.34.1