From: "Michael S. Tsirkin" <mst@redhat.com>
To: xuyandong <xuyandong2@huawei.com>
Cc: "marcel@redhat.com" <marcel@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
Zhanghailiang <zhang.zhanghailiang@huawei.com>,
"wangxin (U)" <wangxinxin.wang@huawei.com>,
"Huangweidong (C)" <weidong.huang@huawei.com>
Subject: Re: [Qemu-devel] [BUG]Unassigned mem write during pci device hot-plug
Date: Sun, 9 Dec 2018 09:26:24 -0500 [thread overview]
Message-ID: <20181209092558-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <7CECC2DFC21538489F72729DF5EFB4D908ABD3A4@dggemm521-mbs.china.huawei.com>
On Sat, Dec 08, 2018 at 11:58:59AM +0000, xuyandong wrote:
> Hi all,
>
>
>
> In our test, we configured VM with several pci-bridges and a virtio-net nic
> been attached with bus 4,
>
> After VM is startup, We ping this nic from host to judge if it is working
> normally. Then, we hot add pci devices to this VM with bus 0.
>
> We found the virtio-net NIC in bus 4 is not working (can not connect)
> occasionally, as it kick virtio backend failure with error below:
>
> Unassigned mem write 00000000fc803004 = 0x1
Thanks for the report. Which guest was used to produce this problem?
--
MST
next prev parent reply other threads:[~2018-12-09 14:26 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-08 11:58 [Qemu-devel] [BUG]Unassigned mem write during pci device hot-plug xuyandong
2018-12-09 14:26 ` Michael S. Tsirkin [this message]
2018-12-10 1:59 ` xuyandong
2018-12-10 2:22 ` Michael S. Tsirkin
2018-12-10 3:12 ` xuyandong
2018-12-10 18:14 ` Michael S. Tsirkin
2018-12-11 1:47 ` xuyandong
2018-12-11 2:17 ` Michael S. Tsirkin
2018-12-11 2:55 ` xuyandong
2018-12-11 3:38 ` Michael S. Tsirkin
2018-12-11 3:51 ` xuyandong
2018-12-11 4:04 ` Michael S. Tsirkin
2018-12-11 4:25 ` Michael S. Tsirkin
2019-01-07 14:37 ` xuyandong
2019-01-07 15:06 ` Michael S. Tsirkin
2019-01-07 15:28 ` xuyandong
2019-01-07 16:24 ` Michael S. Tsirkin
2019-01-07 14:51 ` xuyandong
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