Hi, On Sat, Mar 23, 2024 at 12:55:18AM +0800, Kemeng Shi wrote: > We expect inode with ext4_info_info type as following: > mbt_kunit_init > mbt_mb_init > ext4_mb_init > ext4_mb_init_backend > sbi->s_buddy_cache = new_inode(sb); > EXT4_I(sbi->s_buddy_cache)->i_disksize = 0; > > Implement alloc_inode ionde with ext4_inode_info type to avoid > out-of-bounds write. > > Signed-off-by: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx> > Reported-by: Guenter Roeck <linux@xxxxxxxxxxxx> > --- Ths problem fixed by this patch still affects the mainline kernel, and is often fatal there if CONFIG_EXT4_KUNIT_TESTS is enabled due to memory corruptions. Is there a chance to get it applied soon, or should I just disable CONFIG_EXT4_KUNIT_TESTS for good ? Thanks, Guenter