Tried out Ted's git tree + all pending patches today, and immediately oopsed on a mkdir thanks to this in ext4_mb_new_group_pa() BUG_ON(!S_ISREG(ac->ac_inode->i_mode)); (there are 54 BUGs and BUG_ONs in this file...!) I think something like this patch is needed? Signed-off-by: Eric Sandeen <sandeen@xxxxxxxxxx> Index: ext4.git/fs/ext4/extents.c =================================================================== --- ext4.git.orig/fs/ext4/extents.c +++ ext4.git/fs/ext4/extents.c @@ -2535,7 +2537,8 @@ int ext4_ext_get_blocks(handle_t *handle ar.goal = ext4_ext_find_goal(inode, path, iblock); ar.logical = iblock; ar.len = allocated; - ar.flags = EXT4_MB_HINT_DATA; + if (S_ISREG(inode->i_mode)) + ar.flags = EXT4_MB_HINT_DATA; newblock = ext4_mb_new_blocks(handle, &ar, &err); if (!newblock) goto out2; - To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html