Re: A list of bugs in btrfs found by fuzzing

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So this is the dev branch of btrfs?…

Thanks,
-Wen

> On Jul 3, 2018, at 9:36 AM, Qu Wenruo <quwenruo.btrfs@xxxxxxx> wrote:
> 
> 
> 
> 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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