From: Remy Noel <remy.noel@shadow.tech>
To: "Daniel P. Berrangé" <berrange@redhat.com>
Cc: Maxim Levitsky <mlevitsk@redhat.com>,
qemu-devel@nongnu.org, Gerd Hoffmann <kraxel@redhat.com>
Subject: Re: Strange qemu6 regression cauing disabled usb controller.
Date: Thu, 30 Sep 2021 17:15:08 +0200 [thread overview]
Message-ID: <20210930151508.mhdkotqv2bcwy6vt@gmail.com> (raw)
In-Reply-To: <YVXSUExueN0MpEDG@redhat.com>
On Thu, Sep 30, 2021 at 04:05:52PM +0100, Daniel P. Berrangé wrote:
>On Thu, Sep 30, 2021 at 03:48:44PM +0200, Remy Noel wrote:
>
>Co-incidentally we've just had another bug report filed today that
>suggests 7bed89958bfbf40df9ca681cefbdca63abdde39d as a buggy commit
>causing deadlock in QEMU
>
> https://gitlab.com/qemu-project/qemu/-/issues/650
Thanks, although, in this issue, the deadlock seems to be caused by the rcu
while in the usb one, it is caused by the iothread unlock (or it may
highlight an existing issue) even without rcu waiting.
next prev parent reply other threads:[~2021-09-30 15:30 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-30 13:48 Strange qemu6 regression cauing disabled usb controller Remy Noel
2021-09-30 15:05 ` Daniel P. Berrangé
2021-09-30 15:15 ` Remy Noel [this message]
2021-10-05 7:46 ` Remy Noel
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