Re: VFS: Busy inodes after unmount (use-after-free)
From: Tetsuo Handa
Date: Sat Nov 23 2024 - 06:03:50 EST
#syz test: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git v6.12
fs/ocfs2/namei.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index 59c92353151a..5550f8afa438 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -200,8 +200,10 @@ static struct inode *ocfs2_get_init_inode(struct inode *dir, umode_t mode)
mode = mode_strip_sgid(&nop_mnt_idmap, dir, mode);
inode_init_owner(&nop_mnt_idmap, inode, dir, mode);
status = dquot_initialize(inode);
- if (status)
+ if (status) {
+ iput(inode);
return ERR_PTR(status);
+ }
return inode;
}
--
2.47.0