linux-kernel - Re: [syzbot] [ntfs3?] INFO: trying to register non-static key in ntfs_set

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Message-ID: <tencent_9F73836FE96783BC44575767376BC6CFB305@qq.com>
Date: Tue, 16 Sep 2025 11:33:50 +0800
From: Edward Adam Davis <eadavis@...com>
To: syzbot+bdeb22a4b9a09ab9aa45@...kaller.appspotmail.com
Cc: linux-kernel@...r.kernel.org,
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [ntfs3?] INFO: trying to register non-static key in ntfs_set_size

#syz test

diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c
index 3959f23c487a..180cd984339b 100644
--- a/fs/ntfs3/inode.c
+++ b/fs/ntfs3/inode.c
@@ -472,6 +472,7 @@ static struct inode *ntfs_read_mft(struct inode *inode,
 		/* Records in $Extend are not a files or general directories. */
 		inode->i_op = &ntfs_file_inode_operations;
 		mode = S_IFREG;
+		init_rwsem(&ni->file.run_lock);
 	} else {
 		err = -EINVAL;
 		goto out;