Re: A list of bugs in btrfs found by fuzzing

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On 2018年07月03日 20:37, Xu, Wen wrote:
> Sure, thanks for your efforts! So as I suppose, 199833 and 199835 are implicitly fixed by these patches as well?
> 
> -Wen

Yep.

Kernel can know detect all related chunk <-> block group mapping problem
in all 6 images and exit gracefully with error message showing what's
going wrong.

You could also test using this branch:
https://github.com/adam900710/linux/tree/tree_checker_enhance

Thanks,
Qu


> 
>> On Jul 3, 2018, at 4:32 AM, Qu Wenruo <quwenruo.btrfs@xxxxxxx> wrote:
>>
>>
>>
>> On 2018年07月01日 08:06, Xu, Wen wrote:
>>> Dear BTRFS developers,
>>>
>>> I would like to know if these issues are fixed or handled? Thanks.
>>>
>>> -Wen
>>
>> All these images should be addressed by the following patches now:
>> https://patchwork.kernel.org/patch/10503415/
>> https://patchwork.kernel.org/patch/10503413/
>> https://patchwork.kernel.org/patch/10503403/
>> https://patchwork.kernel.org/patch/10503147/
>> https://patchwork.kernel.org/patch/10503099/
>>
>> Some of them may need extra cosmetic updates, but the basic fix should
>> not change much.
>>
>> If you have any newer fuzzed image which could pass kernel mount and
>> cause unexpected behavior, feel free to submit them to btrfs maillist
>> and kernel bugzilla.
>>
>> Thanks,
>> Qu
>>
>>>
>>>> On Jun 3, 2018, at 6:22 PM, Wen Xu <xuwen.sjtu@xxxxxxxxx> wrote:
>>>>
>>>> Hi btrfs maintainers and developers,
>>>>
>>>> Here are a list of bugs found in upstream kernel recently. Please check:
>>>>
>>>> https://bugzilla.kernel.org/show_bug.cgi?id=199833
>>>> https://bugzilla.kernel.org/show_bug.cgi?id=199835
>>>> https://bugzilla.kernel.org/show_bug.cgi?id=199837
>>>> https://bugzilla.kernel.org/show_bug.cgi?id=199839
>>>> https://bugzilla.kernel.org/show_bug.cgi?id=199847
>>>> https://bugzilla.kernel.org/show_bug.cgi?id=199849
>>>>
>>>> Thanks,
>>>> Wen
>>>
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> 
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