Re: LTP test related to virtio releasing and reassigning resource leads to guest hung

2023-08-15 Thread Stefan Hajnoczi
On Thu, 10 Aug 2023 at 22:27, longguang.yue wrote: > > > 一) > Can you post the guest kernel messages (dmesg)? If the guest is hanging > then it may be easiest to configure a serial console so the kernel > messages are sent to the host where you can see them. > > Does the hang occur during the LTP

Re: LTP test related to virtio releasing and reassigning resource leads to guest hung

2023-08-10 Thread longguang.yue
jnoczi | | Date | 08/10/2023 23:24 | | To | Stefan Hajnoczi | | Cc | longguang.yue , Michael Tokarev , m...@redhat.com , qemu-devel , linux-kernel | | Subject | Re: LTP test related to virtio releasing and reassigning resource leads to guest hung | On Thu, 10 Aug 2023 at 10:14, Stefan Hajnoczi wr

Re: LTP test related to virtio releasing and reassigning resource leads to guest hung

2023-08-10 Thread Stefan Hajnoczi
, > Stefan > > > > > > > > > > > thanks > > > > > > > > > > ---- Replied Message > > | From | Michael Tokarev | > > | Date | 08/10/2023 17:08 | > > | To | longguang.yue , > > qemu-devel , > > linux-k

Re: LTP test related to virtio releasing and reassigning resource leads to guest hung

2023-08-10 Thread Stefan Hajnoczi
HMP/QMP monitor still responsive? Thanks, Stefan > > > > > thanks > > > > > Replied Message > | From | Michael Tokarev | > | Date | 08/10/2023 17:08 | > | To | longguang.yue , > qemu-devel , > linux-kernel | > | Subject | Re: LTP test r

Re: LTP test related to virtio releasing and reassigning resource leads to guest hung

2023-08-10 Thread longguang.yue
i440fx/q35 and virtio/scsi and kernel. thanks Replied Message | From | Michael Tokarev | | Date | 08/10/2023 17:08 | | To | longguang.yue , qemu-devel , linux-kernel | | Subject | Re: LTP test related to virtio releasing and reassigning resource leads to guest hung | 10.08.2023 11:57

Re: LTP test related to virtio releasing and reassigning resource leads to guest hung

2023-08-10 Thread Michael Tokarev
10.08.2023 11:57, longguang.yue wrote: Hi, all: A ltp test leads to guest hung(io hung), the test releases virtio device resource and then reassign. I find device’s mem prefetchable resource 64-bit is changed. ltp test: https://github.com/linux-test-project/ltp/blob/522d7fba4afc84e07b252aa4cd9

LTP test related to virtio releasing and reassigning resource leads to guest hung

2023-08-10 Thread longguang.yue
Hi, all: A ltp test leads to guest hung(io hung), the test releases virtio device resource and then reassign. I find device’s mem prefetchable resource 64-bit is changed. ltp test: https://github.com/linux-test-project/ltp/blob/522d7fba4afc84e07b252aa4cd91b241e81d6613/testcases/kernel/device-dr