diff --git a/sys/ufs/ffs/ffs_vnops.c b/sys/ufs/ffs/ffs_vnops.c index 2b11a15c46c..c14cb5e1ee6 100644 --- a/sys/ufs/ffs/ffs_vnops.c +++ b/sys/ufs/ffs/ffs_vnops.c @@ -981,8 +981,15 @@ ffs_write( * validated the pages. */ if (error != 0 && (bp->b_flags & B_CACHE) == 0 && - fs->fs_bsize == xfersize) - vfs_bio_clrbuf(bp); + fs->fs_bsize == xfersize) { + if (error == EFAULT && LIST_EMPTY(&bp->b_dep)) { + bp->b_flags |= B_INVAL | B_RELBUF | B_NOCACHE; + brelse(bp); + break; + } else { + vfs_bio_clrbuf(bp); + } + } vfs_bio_set_flags(bp, ioflag);