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SubjectRe: [syzbot] [net?] INFO: rcu detected stall in unix_release
On Thu, 17 Aug 2023 01:57:59 +0300 Vladimir Oltean wrote:
> There are multiple workarounds that can be done in taprio (and mqprio)
> depending on what is considered as being sane API. Though I don't want
> to get ahead of myself. Maybe there is a way to fast-forward the
> qdisc_destroy() of the previous taprio so it doesn't overlap with the
> new one's qdisc_create().

Thanks for the details. I'm going to let others comment, but sounds
a bit similar to the recent problem with the ingress qdisc. The qdisc
expects to own the netdev which explodes when its lifetime rules are
fully exercised :(

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