* [Qemu-devel] [Bug 1656234] [NEW] Qemu core dumped if using virtio-net
@ 2017-01-13 8:40 Robert Hu
2017-01-16 13:36 ` Stefan Hajnoczi
2019-10-23 14:38 ` [Bug 1656234] " Thomas Huth
0 siblings, 2 replies; 3+ messages in thread
From: Robert Hu @ 2017-01-13 8:40 UTC (permalink / raw)
To: qemu-devel
Public bug reported:
System Environment
=======
Qemu commit/branch: e92fbc75
Host OS: RHEL7.2 ia32e
Host Kernel: 4.9.0
Guest OS: RHEL7.2 ia32e
Guest Kernel: 4.9.0
Bug detailed description
=======
While create a kvm guest using virtio-net, the qemu will core dump with showing "Aborted (core dumped)".
Reproduce Steps
==============
create a guest:
qemu-system-x86_64 -enable-kvm -m 4096 -smp 4 -device virtio-net-pci,netdev=nic0,mac=00:16:3e:49:be:24 -netdev tap,id=nic0,script=/etc/kvm/qemu-ifup -drive file=/ia32e_rhel7u2_kvm.qcow2,if=none,id=virtio-disk0 -device virtio-blk-pci,drive=virtio-disk0 -serial file:serial.log
Current Result:
==============
qemu-system-x86_64: /workspace/ia32e/nightly/kvm-next-20170105-ef85b6-e92fbc/kvm/qemu/hw/virtio/virtio.c:214: virtio_queue_set_notification: Assertion `vq->notification_disabled > 0' failed.
Aborted (core dumped)
add info
========
[root@hsw-ep2 Desktop]# dmesg |grep -v virbr0 |tail -n 10
[ 1760.265000] device tap0 left promiscuous mode
[ 1879.148642] device tap0 entered promiscuous mode
[ 1885.213702] kvm [14186]: vcpu0, guest rIP: 0xffffffff81066784 disabled perfctr wrmsr: 0xc2 data 0xffff
[ 1912.258783] device tap0 left promiscuous mode
[ 1995.972267] device tap0 entered promiscuous mode
[ 2001.990207] kvm [14335]: vcpu0, guest rIP: 0xffffffff81066784 disabled perfctr wrmsr: 0xc2 data 0xffff
[ 2024.703072] device tap0 left promiscuous mode
[ 2145.374239] device tap0 entered promiscuous mode
[ 2151.409948] kvm [14541]: vcpu0, guest rIP: 0xffffffff81066784 disabled perfctr wrmsr: 0xc2 data 0xffff
[ 2178.281446] device tap0 left promiscuous mode
** Affects: qemu
Importance: Undecided
Status: New
** Attachment added: "guest serial log"
https://bugs.launchpad.net/bugs/1656234/+attachment/4803773/+files/serial.log
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https://bugs.launchpad.net/bugs/1656234
Title:
Qemu core dumped if using virtio-net
Status in QEMU:
New
Bug description:
System Environment
=======
Qemu commit/branch: e92fbc75
Host OS: RHEL7.2 ia32e
Host Kernel: 4.9.0
Guest OS: RHEL7.2 ia32e
Guest Kernel: 4.9.0
Bug detailed description
=======
While create a kvm guest using virtio-net, the qemu will core dump with showing "Aborted (core dumped)".
Reproduce Steps
==============
create a guest:
qemu-system-x86_64 -enable-kvm -m 4096 -smp 4 -device virtio-net-pci,netdev=nic0,mac=00:16:3e:49:be:24 -netdev tap,id=nic0,script=/etc/kvm/qemu-ifup -drive file=/ia32e_rhel7u2_kvm.qcow2,if=none,id=virtio-disk0 -device virtio-blk-pci,drive=virtio-disk0 -serial file:serial.log
Current Result:
==============
qemu-system-x86_64: /workspace/ia32e/nightly/kvm-next-20170105-ef85b6-e92fbc/kvm/qemu/hw/virtio/virtio.c:214: virtio_queue_set_notification: Assertion `vq->notification_disabled > 0' failed.
Aborted (core dumped)
add info
========
[root@hsw-ep2 Desktop]# dmesg |grep -v virbr0 |tail -n 10
[ 1760.265000] device tap0 left promiscuous mode
[ 1879.148642] device tap0 entered promiscuous mode
[ 1885.213702] kvm [14186]: vcpu0, guest rIP: 0xffffffff81066784 disabled perfctr wrmsr: 0xc2 data 0xffff
[ 1912.258783] device tap0 left promiscuous mode
[ 1995.972267] device tap0 entered promiscuous mode
[ 2001.990207] kvm [14335]: vcpu0, guest rIP: 0xffffffff81066784 disabled perfctr wrmsr: 0xc2 data 0xffff
[ 2024.703072] device tap0 left promiscuous mode
[ 2145.374239] device tap0 entered promiscuous mode
[ 2151.409948] kvm [14541]: vcpu0, guest rIP: 0xffffffff81066784 disabled perfctr wrmsr: 0xc2 data 0xffff
[ 2178.281446] device tap0 left promiscuous mode
To manage notifications about this bug go to:
https://bugs.launchpad.net/qemu/+bug/1656234/+subscriptions
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [Qemu-devel] [Bug 1656234] [NEW] Qemu core dumped if using virtio-net
2017-01-13 8:40 [Qemu-devel] [Bug 1656234] [NEW] Qemu core dumped if using virtio-net Robert Hu
@ 2017-01-16 13:36 ` Stefan Hajnoczi
2019-10-23 14:38 ` [Bug 1656234] " Thomas Huth
1 sibling, 0 replies; 3+ messages in thread
From: Stefan Hajnoczi @ 2017-01-16 13:36 UTC (permalink / raw)
To: Bug 1656234; +Cc: qemu-devel
[-- Attachment #1: Type: text/plain, Size: 1173 bytes --]
On Fri, Jan 13, 2017 at 08:40:22AM -0000, Robert Hu wrote:
> Public bug reported:
>
> System Environment
> =======
> Qemu commit/branch: e92fbc75
> Host OS: RHEL7.2 ia32e
> Host Kernel: 4.9.0
> Guest OS: RHEL7.2 ia32e
> Guest Kernel: 4.9.0
>
> Bug detailed description
> =======
> While create a kvm guest using virtio-net, the qemu will core dump with showing "Aborted (core dumped)".
> Reproduce Steps
> ==============
> create a guest:
> qemu-system-x86_64 -enable-kvm -m 4096 -smp 4 -device virtio-net-pci,netdev=nic0,mac=00:16:3e:49:be:24 -netdev tap,id=nic0,script=/etc/kvm/qemu-ifup -drive file=/ia32e_rhel7u2_kvm.qcow2,if=none,id=virtio-disk0 -device virtio-blk-pci,drive=virtio-disk0 -serial file:serial.log
>
> Current Result:
> ==============
>
> qemu-system-x86_64: /workspace/ia32e/nightly/kvm-next-20170105-ef85b6-e92fbc/kvm/qemu/hw/virtio/virtio.c:214: virtio_queue_set_notification: Assertion `vq->notification_disabled > 0' failed.
> Aborted (core dumped)
Thanks for reporting this assertion failure. A patch is queued and will
be merged soon:
https://lists.gnu.org/archive/html/qemu-devel/2017-01/msg02277.html
Stefan
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^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug 1656234] Re: Qemu core dumped if using virtio-net
2017-01-13 8:40 [Qemu-devel] [Bug 1656234] [NEW] Qemu core dumped if using virtio-net Robert Hu
2017-01-16 13:36 ` Stefan Hajnoczi
@ 2019-10-23 14:38 ` Thomas Huth
1 sibling, 0 replies; 3+ messages in thread
From: Thomas Huth @ 2019-10-23 14:38 UTC (permalink / raw)
To: qemu-devel
Fix had been included here:
https://git.qemu.org/?p=qemu.git;a=commitdiff;h=332fa82d0963409
** Changed in: qemu
Status: New => Fix Released
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You received this bug notification because you are a member of qemu-
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https://bugs.launchpad.net/bugs/1656234
Title:
Qemu core dumped if using virtio-net
Status in QEMU:
Fix Released
Bug description:
System Environment
=======
Qemu commit/branch: e92fbc75
Host OS: RHEL7.2 ia32e
Host Kernel: 4.9.0
Guest OS: RHEL7.2 ia32e
Guest Kernel: 4.9.0
Bug detailed description
=======
While create a kvm guest using virtio-net, the qemu will core dump with showing "Aborted (core dumped)".
Reproduce Steps
==============
create a guest:
qemu-system-x86_64 -enable-kvm -m 4096 -smp 4 -device virtio-net-pci,netdev=nic0,mac=00:16:3e:49:be:24 -netdev tap,id=nic0,script=/etc/kvm/qemu-ifup -drive file=/ia32e_rhel7u2_kvm.qcow2,if=none,id=virtio-disk0 -device virtio-blk-pci,drive=virtio-disk0 -serial file:serial.log
Current Result:
==============
qemu-system-x86_64: /workspace/ia32e/nightly/kvm-next-20170105-ef85b6-e92fbc/kvm/qemu/hw/virtio/virtio.c:214: virtio_queue_set_notification: Assertion `vq->notification_disabled > 0' failed.
Aborted (core dumped)
add info
========
[root@hsw-ep2 Desktop]# dmesg |grep -v virbr0 |tail -n 10
[ 1760.265000] device tap0 left promiscuous mode
[ 1879.148642] device tap0 entered promiscuous mode
[ 1885.213702] kvm [14186]: vcpu0, guest rIP: 0xffffffff81066784 disabled perfctr wrmsr: 0xc2 data 0xffff
[ 1912.258783] device tap0 left promiscuous mode
[ 1995.972267] device tap0 entered promiscuous mode
[ 2001.990207] kvm [14335]: vcpu0, guest rIP: 0xffffffff81066784 disabled perfctr wrmsr: 0xc2 data 0xffff
[ 2024.703072] device tap0 left promiscuous mode
[ 2145.374239] device tap0 entered promiscuous mode
[ 2151.409948] kvm [14541]: vcpu0, guest rIP: 0xffffffff81066784 disabled perfctr wrmsr: 0xc2 data 0xffff
[ 2178.281446] device tap0 left promiscuous mode
To manage notifications about this bug go to:
https://bugs.launchpad.net/qemu/+bug/1656234/+subscriptions
^ permalink raw reply [flat|nested] 3+ messages in thread
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2017-01-13 8:40 [Qemu-devel] [Bug 1656234] [NEW] Qemu core dumped if using virtio-net Robert Hu
2017-01-16 13:36 ` Stefan Hajnoczi
2019-10-23 14:38 ` [Bug 1656234] " Thomas Huth
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