quot; (2.6 EXTENDED CONTROL REGISTERS (INCLUDING XCR0)).
> -邮件原件-
> 发件人: yuchen (Cloud)
> 发送时间: 2023年5月20日 9:58
> 收件人: 'Paolo Bonzini' ;
> 'qemu-devel@nongnu.org'
> 抄送: 'r...@twiddle.net' ; 'ehabk...@redhat.com'
> ; 'Dongli Zhang'
> 主题: 回复: 回复: [PATCH] target/i386: Cl
to kernel and improves
the robustness of qemu.
> -邮件原件-
> 发件人: Paolo Bonzini
> 发送时间: 2023年5月20日 1:37
> 收件人: yuchen (Cloud)
> 主题: Re: 回复: [PATCH] target/i386: Clear xsave pkru bit when KVM
> XCR0 not support
>
> On 5/18/23 14:37, Yuchen wrote:
> > Yes, b
copy from user
Signed-off-by: YuChen
---
target/i386/xsave_helper.c | 8
1 file changed, 8 insertions(+)
diff --git a/target/i386/xsave_helper.c b/target/i386/xsave_helper.c
index 996e9f3bfe..64e2b969fe 100644
--- a/target/i386/xsave_helper.c
+++ b/target/i386/xsave_helper.c
@@ -6,6 +6,8
> -邮件原件-
> 发件人: Dr. David Alan Gilbert [mailto:dgilb...@redhat.com]
> 发送时间: 2021年4月8日 19:27
> 收件人: yuchen (Cloud) ; pbonz...@redhat.com;
> m...@redhat.com
> 抄送: qemu-devel@nongnu.org
> 主题: Re: [Qemu-devel][bug] qemu crash when migrate vm and vm's disks
>
>
When migrate vm and vm’s disks target host qemu crash due to an invalid free.
#0 object_unref (obj=0x1000) at
/qemu-2.12/rpmbuild/BUILD/qemu-2.12/qom/object.c:920
#1 0x560434d79e79 in memory_region_unref (mr=)
at /qemu-2.12/rpmbuild/BUILD/qemu-2.12/memory.c:1730
#2 flatview_destroy
Thank you for your attention.
Yes, you are right, QEMU wait semaphore in this place.
I use qemu-2.12.1, libvirt-4.0.0.
Because I added some debug code, so the line numbers doesn't match open qemu
-邮件原件-
发件人: Dr. David Alan Gilbert [mailto:dgilb...@redhat.com]
发送时间: 2019年8月21日 19:13
收件人: yuch
Sometimes, living migrate vm pause forever, migrate job stop, but very small
probability, I can’t reproduce.
qemu wait semaphore from libvirt send migrate continue, however libvirt wait
semaphore from qemu send vm pause.
follow stack:
qemu:
Thread 6 (Thread 0x7f50445f3700 (LWP 18120)):
#0
Bug Description
version:
libvirt-3.4.0 + qemu-2.9.90(latest)
domain:
any
step:
1. generate tls certificate in /etc/pki/libvirt-migrate
2. start vm
3. migrate vm, cmdline:
virsh migrate rh7.1-3 --live --undefinesource --persistent --verbose
--tls qemu+ssh://IP/system
