Re: [syzbot] Monthly ext4 report (May 2023)

Baokun Li
2023-06-03T06:20:49Z

On 2023/6/3 12:30, Theodore Ts'o wrote:
> On Sat, Jun 03, 2023 at 10:05:44AM +0800, Baokun Li wrote:
>> There are many sources of syzkaller issues, and the patches I send out
>> to fix syzkaller issues add Reported-by to all but the ones that fix issues
>> reported by our internal syzbot.
>> However, there may be multiple syzbot reports for the same issue.
> Yes, that happens a lot especially for Lockdep reports; depending on
> how the reproducer triggers the locks in which order, there can often
> be multiple different lockdep signatures, and Syzkaller can't tell
> that they are all the same thing.
>
> I tend to focus on syzbot reproducers on the upstream Linux instance,
> rather than the Android-5.15 syzkaller instance. And that allows me
> to use the ext4 subsystem dashboard available at:
>
> https://syzkaller.appspot.com/upstream/s/ext4
>
> It's against this list of reports that the Monthly ext4 report is
> generated. So if people who are submitting fixes against syzkaller
> reports, it would be nice if they were to check the ext4 dashboard
> above to look for syzbot reports that might be also relevant to your
> patch.
>
> Thanks,
>
> - Ted
>
OK, later to fix any ext4 issue, I will check if the issue is in the ext4
subsystem dashboard.

Thanks!