| Summary: | qemu core dumped: qemu-kvm: /builddir/build/BUILD/qemu-4.2.0/memory.c:1928: memory_region_notify_one: Assertion `entry->iova >= notifier->start && entry_end <= notifier->end' failed. | |||
|---|---|---|---|---|
| Product: | Red Hat Enterprise Linux 8 | Reporter: | yduan | |
| Component: | qemu-kvm | Assignee: | Eugenio Pérez Martín <eperezma> | |
| qemu-kvm sub component: | Networking | QA Contact: | Lei Yang <leiyang> | |
| Status: | CLOSED ERRATA | Docs Contact: | ||
| Severity: | high | |||
| Priority: | high | CC: | aadam, coli, knoel, leiyang, virt-maint | |
| Version: | 8.3 | Keywords: | Regression, Triaged | |
| Target Milestone: | rc | |||
| Target Release: | 8.0 | |||
| Hardware: | Unspecified | |||
| OS: | Unspecified | |||
| Whiteboard: | ||||
| Fixed In Version: | qemu-kvm-4.2.0-41.module+el8.4.0+9504+ab2393e6 | Doc Type: | If docs needed, set a value | |
| Doc Text: | Story Points: | --- | ||
| Clone Of: | ||||
| : | 1845758 (view as bug list) | Environment: | ||
| Last Closed: | 2021-05-18 15:21:15 UTC | Type: | Bug | |
| Regression: | --- | Mount Type: | --- | |
| Documentation: | --- | CRM: | ||
| Verified Versions: | Category: | --- | ||
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | ||
| Cloudforms Team: | --- | Target Upstream Version: | ||
| Bug Depends On: | ||||
| Bug Blocks: | 1845758 | |||
|
Description
yduan
2020-06-04 10:08:31 UTC
I tried test on qemu-kvm-5.0.0-0.module+el8.3.0+6620+5d5e1420.x86_64 and kernel-4.18.0-211.el8.x86_64. Reproduce step 1. start a rhel7.9 guest. qemu cli: /usr/libexec/qemu-kvm \ -name 'avocado-vt-vm1' \ -sandbox on \ -machine q35,kernel-irqchip=split \ -device pcie-root-port,id=pcie-root-port-0,multifunction=on,bus=pcie.0,addr=0x1,chassis=1 \ -device pcie-pci-bridge,id=pcie-pci-bridge-0,addr=0x0,bus=pcie-root-port-0 \ -nodefaults \ -device VGA,bus=pcie.0,addr=0x2 \ -m 7168 \ -smp 6,maxcpus=6,cores=3,threads=1,dies=1,sockets=2 \ -cpu 'Haswell-noTSX',+kvm_pv_unhalt \ -device pcie-root-port,id=pcie-root-port-1,port=0x1,addr=0x1.0x1,bus=pcie.0,chassis=2 \ -device qemu-xhci,id=usb1,bus=pcie-root-port-1,addr=0x0 \ -device usb-tablet,id=usb-tablet1,bus=usb1.0,port=1 \ -device pcie-root-port,id=pcie-root-port-2,port=0x2,addr=0x1.0x2,bus=pcie.0,chassis=3 \ -device virtio-scsi-pci,id=virtio_scsi_pci0,bus=pcie-root-port-2,addr=0x0,disable-legacy=on,disable-modern=off,iommu_platform=on,ats=on \ -blockdev node-name=file_image1,driver=file,aio=threads,filename=/home/kvm_autotest_root/images/rhel79-64-virtio-scsi.qcow2,cache.direct=on,cache.no-flush=off \ -blockdev node-name=drive_image1,driver=qcow2,cache.direct=on,cache.no-flush=off,file=file_image1 \ -device scsi-hd,id=image1,drive=drive_image1,write-cache=on \ -device pcie-root-port,id=pcie-root-port-3,port=0x3,addr=0x1.0x3,bus=pcie.0,chassis=4 \ -device virtio-net-pci,mac=9a:26:bc:c0:16:57,id=idB6yM8C,netdev=idKJlj8B,bus=pcie-root-port-3,addr=0x0,disable-legacy=on,disable-modern=off,iommu_platform=on,ats=on \ -netdev tap,id=idKJlj8B,vhost=on,vhostforce=on \ -vnc :0 \ -rtc base=utc,clock=host,driftfix=slew \ -boot menu=off,order=cdn,once=c,strict=off \ -device intel-iommu,intremap=on,device-iotlb=on \ -enable-kvm \ -device pcie-root-port,id=pcie_extra_root_port_0,multifunction=on,bus=pcie.0,addr=0x3,chassis=5 \ 2.A core dump will occur after the guest starts,no action is required.The core dump info is the same as comment 1. Assigned to Amnon for initial triage per bz process and age of bug created or assigned to virt-maint without triage Looks to be network/iommu related ==steps Test Version: qemu-kvm-4.2.0-19.module+el8.3.0+6478+69f490bb.x86_64 4.18.0-203.el8.x86_64 Guest: kernel-3.10.0-1160.el7.x86_64 1.Boot guest with iommu-enabled virtio-net-pci device /usr/libexec/qemu-kvm \ -name 'avocado-vt-vm1' \ -sandbox on \ -machine q35,kernel-irqchip=split \ -device pcie-root-port,id=pcie-root-port-0,multifunction=on,bus=pcie.0,addr=0x1,chassis=1 \ -device pcie-pci-bridge,id=pcie-pci-bridge-0,addr=0x0,bus=pcie-root-port-0 \ -nodefaults \ -device intel-iommu,intremap=on,device-iotlb=on \ -device VGA,bus=pcie.0,addr=0x2 \ -m 26624 \ -smp 12,maxcpus=12,cores=6,threads=1,dies=1,sockets=2 \ -cpu 'Skylake-Server',+kvm_pv_unhalt \ -device pcie-root-port,id=pcie-root-port-1,port=0x1,addr=0x1.0x1,bus=pcie.0,chassis=2 \ -device qemu-xhci,id=usb1,bus=pcie-root-port-1,addr=0x0 \ -device usb-tablet,id=usb-tablet1,bus=usb1.0,port=1 \ -device pcie-root-port,id=pcie-root-port-2,port=0x2,addr=0x1.0x2,bus=pcie.0,chassis=3 \ -device virtio-scsi-pci,id=virtio_scsi_pci0,bus=pcie-root-port-2,addr=0x0,disable-legacy=on,disable-modern=off,iommu_platform=on,ats=on \ -blockdev node-name=file_image1,driver=file,auto-read-only=on,discard=unmap,aio=threads,filename=/home/kvm_autotest_root/images/rhel79-64-virtio-scsi.qcow2,cache.direct=on,cache.no-flush=off \ -blockdev node-name=drive_image1,driver=qcow2,read-only=off,cache.direct=on,cache.no-flush=off,file=file_image1 \ -device scsi-hd,id=image1,drive=drive_image1,write-cache=on \ -device pcie-root-port,id=pcie-root-port-3,port=0x3,addr=0x1.0x3,bus=pcie.0,chassis=4 \ -device virtio-net-pci,mac=9a:15:17:44:9a:ed,id=idHGyh18,netdev=idC7CARG,bus=pcie-root-port-3,addr=0x0,disable-legacy=on,disable-modern=off,iommu_platform=on,ats=on \ -netdev tap,id=idC7CARG,vhost=on,vhostforce=on \ -vnc :0 \ -rtc base=utc,clock=host,driftfix=slew \ -boot menu=off,order=cdn,once=c,strict=off \ -enable-kvm \ -device pcie-root-port,id=pcie_extra_root_port_0,multifunction=on,bus=pcie.0,addr=0x3,chassis=5 \ -monitor stdio \ 2.Update guest kernel option with "intel_iommu=on" and reboot: # grubby --update-kernel=`grubby --default-kernel` --args="intel_iommu=on" # reboot 3.qemu core dumped qemu-kvm: /builddir/build/BUILD/qemu-4.2.0/memory.c:1928: memory_region_notify_one: Assertion `entry->iova >= notifier->start && entry_end <= notifier->end' failed. ==Reproduced with qemu-kvm-4.2.0-19.module+el8.3.0+6478+69f490bb.x86_64 ==Verified with qemu-kvm-4.2.0-41.module+el8.4.0+9504+ab2393e6.x86_64 1.Boot guest with iommu-enabled virtio-net-pci device /usr/libexec/qemu-kvm \ -name 'avocado-vt-vm1' \ -sandbox on \ -machine q35,kernel-irqchip=split \ -device pcie-root-port,id=pcie-root-port-0,multifunction=on,bus=pcie.0,addr=0x1,chassis=1 \ -device pcie-pci-bridge,id=pcie-pci-bridge-0,addr=0x0,bus=pcie-root-port-0 \ -nodefaults \ -device intel-iommu,intremap=on,device-iotlb=on \ -device VGA,bus=pcie.0,addr=0x2 \ -m 26624 \ -smp 12,maxcpus=12,cores=6,threads=1,dies=1,sockets=2 \ -cpu 'Skylake-Server',+kvm_pv_unhalt \ -device pcie-root-port,id=pcie-root-port-1,port=0x1,addr=0x1.0x1,bus=pcie.0,chassis=2 \ -device qemu-xhci,id=usb1,bus=pcie-root-port-1,addr=0x0 \ -device usb-tablet,id=usb-tablet1,bus=usb1.0,port=1 \ -device pcie-root-port,id=pcie-root-port-2,port=0x2,addr=0x1.0x2,bus=pcie.0,chassis=3 \ -device virtio-scsi-pci,id=virtio_scsi_pci0,bus=pcie-root-port-2,addr=0x0,disable-legacy=on,disable-modern=off,iommu_platform=on,ats=on \ -blockdev node-name=file_image1,driver=file,auto-read-only=on,discard=unmap,aio=threads,filename=/home/kvm_autotest_root/images/rhel79-64-virtio-scsi.qcow2,cache.direct=on,cache.no-flush=off \ -blockdev node-name=drive_image1,driver=qcow2,read-only=off,cache.direct=on,cache.no-flush=off,file=file_image1 \ -device scsi-hd,id=image1,drive=drive_image1,write-cache=on \ -device pcie-root-port,id=pcie-root-port-3,port=0x3,addr=0x1.0x3,bus=pcie.0,chassis=4 \ -device virtio-net-pci,mac=9a:43:da:db:d3:ec,id=idSUR4qx,netdev=idyfQh7e,bus=pcie-root-port-3,addr=0x0,disable-legacy=on,disable-modern=off,iommu_platform=on,ats=on \ -netdev tap,id=idyfQh7e,vhost=on,vhostforce=on \ -vnc :0 \ -rtc base=utc,clock=host,driftfix=slew \ -boot menu=off,order=cdn,once=c,strict=off \ -enable-kvm \ -device pcie-root-port,id=pcie_extra_root_port_0,multifunction=on,bus=pcie.0,addr=0x3,chassis=5 \ -monitor stdio \ 2.Update guest kernel option with "intel_iommu=on" and reboot: # grubby --update-kernel=`grubby --default-kernel` --args="intel_iommu=on" # reboot 3.ping out from guest # ping 10.73.75.151 -c 10 PING 10.73.75.151 (10.73.75.151) 56(84) bytes of data. 64 bytes from 10.73.75.151: icmp_seq=1 ttl=64 time=0.449 ms 64 bytes from 10.73.75.151: icmp_seq=2 ttl=64 time=0.470 ms 64 bytes from 10.73.75.151: icmp_seq=3 ttl=64 time=0.439 ms 64 bytes from 10.73.75.151: icmp_seq=4 ttl=64 time=0.440 ms 64 bytes from 10.73.75.151: icmp_seq=5 ttl=64 time=0.543 ms 64 bytes from 10.73.75.151: icmp_seq=6 ttl=64 time=0.431 ms 64 bytes from 10.73.75.151: icmp_seq=7 ttl=64 time=0.497 ms 64 bytes from 10.73.75.151: icmp_seq=8 ttl=64 time=0.533 ms 64 bytes from 10.73.75.151: icmp_seq=9 ttl=64 time=0.484 ms Updated HWADDR (08:9e:01:63:2c:6e)<->(10.73.73.251) IP pair into address cache 64 bytes from 10.73.75.151: icmp_seq=10 ttl=64 time=0.506 ms --- 10.73.75.151 ping statistics --- 10 packets transmitted, 10 received, 0% packet loss, time 9243ms rtt min/avg/max/mdev = 0.431/0.479/0.543/0.040 ms So this bug has been fixed very well. Move to 'VERIFIED'. Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Moderate: virt:rhel and virt-devel:rhel security, bug fix, and enhancement update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2021:1762 |