We skip the run_truncate_head call also for $MFT::$ATTR_BITMAP. Otherwise wnd_map()/run_lookup_entry will not find the disk position for the bitmap parts. Fixes: 0e5b044cbf3a ("fs/ntfs3: Refactoring attr_set_size to restore after errors") Signed-off-by: Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx> --- fs/ntfs3/attrib.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/ntfs3/attrib.c b/fs/ntfs3/attrib.c index e62a8fee5250..1d63e1c9469b 100644 --- a/fs/ntfs3/attrib.c +++ b/fs/ntfs3/attrib.c @@ -672,7 +672,8 @@ int attr_set_size(struct ntfs_inode *ni, enum ATTR_TYPE type, goto undo_2; } - if (!is_mft) + /* keep runs for $MFT::$ATTR_DATA and $MFT::$ATTR_BITMAP. */ + if (ni->mi.rno != MFT_REC_MFT) run_truncate_head(run, evcn + 1); svcn = le64_to_cpu(attr->nres.svcn); -- 2.34.1