From 68b39c0765de7c97b34889c1f5e81c2a223fdacc Mon Sep 17 00:00:00 2001 From: Konstantin Komarov Date: Fri, 30 Aug 2024 13:50:18 +0300 Subject: [PATCH] fs/ntfs3: Fix general protection fault in run_is_mapped_full [ Upstream commit a33fb016e49e37aafab18dc3c8314d6399cb4727 ] Fixed deleating of a non-resident attribute in ntfs_create_inode() rollback. Reported-by: syzbot+9af29acd8f27fbce94bc@syzkaller.appspotmail.com Signed-off-by: Konstantin Komarov Signed-off-by: Sasha Levin --- fs/ntfs3/inode.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c index 20988ef3dc2e..52b80fd15914 100644 --- a/fs/ntfs3/inode.c +++ b/fs/ntfs3/inode.c @@ -1703,7 +1703,10 @@ out6: attr = ni_find_attr(ni, NULL, NULL, ATTR_EA, NULL, 0, NULL, NULL); if (attr && attr->non_res) { /* Delete ATTR_EA, if non-resident. */ - attr_set_size(ni, ATTR_EA, NULL, 0, NULL, 0, NULL, false, NULL); + struct runs_tree run; + run_init(&run); + attr_set_size(ni, ATTR_EA, NULL, 0, &run, 0, NULL, false, NULL); + run_close(&run); } if (rp_inserted)