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SubjectRe: INFO: task hung in io_uring_cancel_sqpoll
On 5/2/21 4:01 PM, Palash Oswal wrote:
> On Sun, May 2, 2021 at 4:04 PM Pavel Begunkov <> wrote:
>>> I tested against the HEAD b1ef997bec4d5cf251bfb5e47f7b04afa49bcdfe
>> However, there is a bunch patches fixing sqpoll cancellations in
>> 5.13, all are waiting for backporting. and for-next doesn't trigger
>> the issue for me.
>> Are you absolutely sure b1ef997bec4d5cf251bfb5e47f7b04afa49bcdfe
>> does hit it?
>>> commit on for-next tree
>>> and the reproducer fails.
> Hi Pavel and Hillf,
> I believe there's a little misunderstanding, apologies. The reproducer
> does not trigger the bug on the for-next tree which has patches for
> 5.13. The reproducer process exits correctly. Likely one of those
> commits that will be back-ported to 5.12 will address this issue.
> When I wrote `the reproducer fails`, I meant to indicate that the bug
> is not triggered on for-next. I will word it better next time!

I see, great it's clarified

Pavel Begunkov

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