Hi Sheng,

On 2018/7/3 18:10, Sheng Yong wrote:
> Check extra_attr feature for inode. If it is corrupted, remove the
> inode.

Could you check the patch:

[PATCH] fsck.f2fs: fix to do sanity check with extra_attr feature

Would it better to do sanity check with it in fsck_chk_inode_blk? since it is
about consistence of inode instead of nid.

Thanks,

> 
> Link: https://bugzilla.kernel.org/show_bug.cgi?id=200219
> Reported-by: Wen Xu <wen...@gatech.edu>
> Signed-off-by: Sheng Yong <shengyo...@huawei.com>
> ---
>  fsck/fsck.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/fsck/fsck.c b/fsck/fsck.c
> index 15264b2..acbe25d 100644
> --- a/fsck/fsck.c
> +++ b/fsck/fsck.c
> @@ -460,6 +460,12 @@ static int sanity_check_nid(struct f2fs_sb_info *sbi, 
> u32 nid,
>               __check_inode_mode(nid, ftype, le32_to_cpu(node_blk->i.i_mode)))
>               return -EINVAL;
>  
> +     if (ntype == TYPE_INODE &&
> +                     ((f2fs_has_extra_isize(&node_blk->i) &&
> +                       !(c.feature & F2FS_FEATURE_EXTRA_ATTR)) ||
> +                      get_extra_isize(node_blk) >= DEF_ADDRS_PER_INODE))
> +             return -EINVAL;
> +
>       /* workaround to fix later */
>       if (ftype != F2FS_FT_ORPHAN ||
>                       f2fs_test_bit(nid, fsck->nat_area_bitmap) != 0) {
> 


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