>On 9/15/25 11:52, wangzijie wrote:
>> When we get wrong extent info data, and look up extent_node in rb tree,
>> it will cause infinite loop (CONFIG_F2FS_CHECK_FS=n). Avoiding this by
>> return NULL.
>>
>> Signed-off-by: wangzijie <wangzij...@honor.com>
>> ---
>> fs/f2fs/extent_cache.c | 1 +
>> 1 file changed, 1 insertion(+)
>>
>> diff --git a/fs/f2fs/extent_cache.c b/fs/f2fs/extent_cache.c
>> index 199c1e7a8..6ed6f3d1d 100644
>> --- a/fs/f2fs/extent_cache.c
>> +++ b/fs/f2fs/extent_cache.c
>> @@ -605,6 +605,7 @@ static struct extent_node *__insert_extent_tree(struct
>> f2fs_sb_info *sbi,
>> leftmost = false;
>> } else {
>
>Need to print some messages here as Jaegeuk suggested, IIUC.
>
>Thanks,
OK, I will update it in next version.
>> f2fs_bug_on(sbi, 1);
>> + return NULL;
>> }
>> }
>>
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