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Message-ID: <8725e7d8-722e-43de-9458-dc9a48b93481@roeck-us.net>
Date: Fri, 22 Mar 2024 08:37:51 -0700
From: Guenter Roeck <linux@...ck-us.net>
To: Kemeng Shi <shikemeng@...weicloud.com>
Cc: tytso@....edu, adilger.kernel@...ger.ca, linux-ext4@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ext4: implement filesystem specific alloc_inode in unit
 test

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@...weicloud.com>
> Reported-by: Guenter Roeck <linux@...ck-us.net>

Tested-by: Guenter Roeck <linux@...ck-us.net>

Guenter

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