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SubjectRe: [PATCH v3] kernel/watch_queue: Make pipe NULL while clearing watch_queue
A: http://en.wikipedia.org/wiki/Top_post
Q: Were do I find info about this thing called top-posting?
A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?
A: Top-posting.
Q: What is the most annoying thing in e-mail?

A: No.
Q: Should I include quotations after my reply?

http://daringfireball.net/2007/07/on_top

On Mon, Aug 01, 2022 at 03:04:33PM +0530, Siddh Raman Pant via Linux-kernel-mentees wrote:
> Hello Dipanjan,
>
> It would be nice if you could test this patch and tell if it fixes the
> issue on v5.10, as you had reported it earlier.
>
> Please apply the following commits before applying this patch:
> db8facfc9faf ("watch_queue, pipe: Free watchqueue state after clearing pipe ring")
> 353f7988dd84 ("watchqueue: make sure to serialize 'wqueue->defunct' properly")
>
> I have tested locally on tag v5.10, using the reproducer available on
> syzkaller dashboard. The crash occurred when the patches weren't applied,
> and it no longer occurs after applying the three patches.

Trying anything on tag v5.10 is not a good test as that kernel is very
old and obsolete and over 15000 changes behind what the latest 5.10.y
kernel release has in it.

So trying it on v5.10.134 would be best.

thanks,

greg k-h

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