eventinj in ubuntu_kvm_unit_tests failed on B-KVM

[Po-Hsu Lin]

FAIL eventinj (13 tests, 1 unexpected failures)

# TESTNAME=eventinj TIMEOUT=90s ACCEL= ./x86/run x86/eventinj.flat -smp 1
timeout -k 1s --foreground 90s /usr/bin/qemu-system-x86_64 -nodefaults -device pc-testdev -device isa-debug-exit,iobase=0xf4,iosize=0x4 -vnc none -serial stdio -device pci-testdev -machine accel=kvm -kernel x86/eventinj.flat -smp 1 # -initrd /tmp/tmp.0h33pnhsnZ
qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.80000001H:ECX.svm [bit 2]
enabling apic
paging enabled
cr0 = 80010011
cr3 = 459000
cr4 = 20
Try to divide by 0
DE isr running divider is 0
Result is 150
PASS: DE exception
Try int 3
BP isr running
After int 3
PASS: BP exception
Sending vec 33 to self
irq1 running
After vec 33 to self
PASS: vec 33
Try int $33
irq1 running
After int $33
PASS: int $33
Sending vec 32 and 33 to self
irq1 running
irq0 running
After vec 32 and 33 to self
PASS: vec 32/33
Sending vec 32 and int $33
irq1 running
irq0 running
After vec 32 and int $33
PASS: vec 32/int $33
Sending vec 33 and 62 and mask one with TPR
irq1 running
After 33/62 TPR test
PASS: TPR
irq0 running
Before NP test
NP isr running 400a3d err=18
irq1 running
After int33
PASS: NP exception
Sending NMI to self
After NMI to self
FAIL: NMI
Before NMI IRET test
Sending NMI to self
NMI isr running stack 0x465000
Sending nested NMI to self
After nested NMI to self
Nested NMI isr running rip=4003e4
After iret
After NMI to self
PASS: NMI
Try to divide by 0
PF running
DE isr running divider is 0
Result is 150
PASS: DE PF exceptions
Before NP test
PF running
NP isr running 400ccd err=18
irq1 running
After int33
PASS: NP PF exceptions
Try int 33 with shadowed stack
irq1 running
After int 33 with shadowed stack
PASS: int 33 with shadowed stack
SUMMARY: 13 tests, 1 unexpected failures

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-4.15.0-1032-kvm 4.15.0-1032.32
ProcVersionSignature: User Name 4.15.0-1032.32-kvm 4.15.18
Uname: Linux 4.15.0-1032-kvm x86_64
ApportVersion: 2.20.9-0ubuntu7.6
Architecture: amd64
Date: Tue May 7 03:26:45 2019
SourcePackage: linux-kvm
UpgradeStatus: No upgrade log present (probably fresh install)

[Po-Hsu Lin (cypressyew)]

Similar issue spotted on B-ibm-5.4 openstack (but with 2 failures):

 BUILD_HEAD=d8edb59a
 timeout -k 1s --foreground 90s /usr/bin/qemu-system-x86_64 --no-reboot -nodefaults -device pc-testdev -device isa-debug-exit,iobase=0xf4,iosize=0x4 -vnc none -serial stdio -device pci-testdev -machine accel=kvm -kernel /tmp/tmp.Fq1kAeJxAK -smp 1 # -initrd /tmp/tmp.Hbc4NFaRu3
 qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.80000001H:ECX.svm [bit 2]
 enabling apic
 smp: waiting for 0 APs
 paging enabled
 cr0 = 80010011
 cr3 = 1007000
 cr4 = 20
 Try to divide by 0
 DE isr running divider is 0
 Result is 150
 PASS: DE exception
 Try int 3
 BP isr running
 After int 3
 PASS: BP exception
 Sending vec 33 to self
 irq1 running
 After vec 33 to self
 PASS: vec 33
 Try int $33
 irq1 running
 After int $33
 PASS: int $33
 Sending vec 32 and 33 to self
 irq1 running
 irq0 running
 After vec 32 and 33 to self
 PASS: vec 32/33
 Sending vec 32 and int $33
 irq1 running
 irq0 running
 After vec 32 and int $33
 PASS: vec 32/int $33
 Sending vec 33 and 62 and mask one with TPR
 irq1 running
 After 33/62 TPR test
 PASS: TPR
 irq0 running
 Before NP test
 NP isr running 4008d9 err=18
 irq1 running
 After int33
 PASS: NP exception
 Sending NMI to self
 After NMI to self
 FAIL: NMI
 Before NMI IRET test
 Sending NMI to self
 After NMI to self
 FAIL: NMI
 Try to divide by 0
 PF running
 DE isr running divider is 0
 Result is 150
 PASS: DE PF exceptions
 Before NP test
 PF running
 NP isr running 400b85 err=18
 irq1 running
 After int33
 PASS: NP PF exceptions
 Try int 33 with shadowed stack
 irq1 running
 After int 33 with shadowed stack
 PASS: int 33 with shadowed stack
 SUMMARY: 13 tests, 2 unexpected failures
 FAIL eventinj (13 tests, 2 unexpected failures)