Extracting prog: 2m35.581130528s
Minimizing prog: 21m3.401971374s
Simplifying prog options: 0s
Extracting C: 47.361234893s
Simplifying C: 10m4.350052735s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
r2 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r3, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])
ioctl$KVM_RUN(r3, 0xae80, 0x0)

program crashed: WARNING in __kvm_gpc_refresh
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
testing program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
r2 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r3, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])

program did not crash
testing program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
r2 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_RUN(r3, 0xae80, 0x0)

program did not crash
testing program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
r2 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
ioctl$KVM_SET_CPUID2(0xffffffffffffffff, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])
ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0)

program did not crash
testing program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r2, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program did not crash
testing program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(0xffffffffffffffff, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r2, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program did not crash
testing program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
r2 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r3, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])
ioctl$KVM_RUN(r3, 0xae80, 0x0)

program did not crash
testing program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(0xffffffffffffffff, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
r0 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r0, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r1 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r1, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])
ioctl$KVM_RUN(r1, 0xae80, 0x0)

program did not crash
testing program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r0, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
r1 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r1, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r2 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r2, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program did not crash
testing program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
r2 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r3, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])
ioctl$KVM_RUN(r3, 0xae80, 0x0)

program did not crash
testing program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, 0x0)
r2 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r3, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])
ioctl$KVM_RUN(r3, 0xae80, 0x0)

program did not crash
testing program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
r2 = syz_open_dev$sndctrl(0x0, 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r3, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])
ioctl$KVM_RUN(r3, 0xae80, 0x0)

program did not crash
testing program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
r2 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0xc1105511, 0x0)
r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r3, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])
ioctl$KVM_RUN(r3, 0xae80, 0x0)

program did not crash
testing program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
r2 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r3, 0x4048aecb, 0x0)
ioctl$KVM_RUN(r3, 0xae80, 0x0)

program did not crash
testing program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
r2 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r3, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB])
ioctl$KVM_RUN(r3, 0xae80, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=51.077106268s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
program crashed: WARNING in __kvm_gpc_refresh
simplifying C reproducer
testing compiled C program (duration=51.077106268s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
program crashed: WARNING in __kvm_gpc_refresh
testing compiled C program (duration=51.077106268s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
program crashed: WARNING in __kvm_gpc_refresh
testing compiled C program (duration=51.077106268s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
program crashed: WARNING in __kvm_gpc_refresh
testing compiled C program (duration=51.077106268s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
program crashed: WARNING in __kvm_gpc_refresh
testing compiled C program (duration=51.077106268s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
program crashed: WARNING in __kvm_gpc_refresh
testing compiled C program (duration=51.077106268s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
program crashed: WARNING in __kvm_gpc_refresh
testing compiled C program (duration=51.077106268s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
program crashed: WARNING in __kvm_gpc_refresh
testing program (duration=51.077106268s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
r2 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r3, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])
ioctl$KVM_RUN(r3, 0xae80, 0x0)

program crashed: WARNING in __kvm_gpc_refresh
validation run: crashed=true
testing program (duration=51.077106268s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
r2 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r3, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])
ioctl$KVM_RUN(r3, 0xae80, 0x0)

program crashed: WARNING in __kvm_gpc_refresh
validation run: crashed=true
testing program (duration=51.077106268s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_XEN_HVM_CONFIG-syz_open_dev$sndctrl-ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_CPUID2-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000040)={0x2, 0x40000105, 0x0, 0x0})
r2 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0)
ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0xc1105511, &(0x7f0000000040)={0x7, 0x3, 0x40, 0x10000, 'syz1\x00', 0x4000041})
r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x4)
ioctl$KVM_SET_CPUID2(r3, 0x4048aecb, &(0x7f0000000080)=ANY=[@ANYBLOB='\a'])
ioctl$KVM_RUN(r3, 0xae80, 0x0)

program crashed: WARNING in __kvm_gpc_refresh
validation run: crashed=true
reproducing took 39m8.374538075s
repro crashed as (corrupted=false):
kvm_intel: L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details.
------------[ cut here ]------------
WARNING: arch/x86/kvm/../../../virt/kvm/pfncache.c:267 at __kvm_gpc_refresh+0x1187/0x1310 virt/kvm/pfncache.c:267, CPU#1: syz.0.17/5986
Modules linked in:
CPU: 1 UID: 0 PID: 5986 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__kvm_gpc_refresh+0x1187/0x1310 virt/kvm/pfncache.c:267
Code: c6 05 3c f7 48 0e 01 48 c7 c7 9a cf 85 8d be 35 04 00 00 48 c7 c2 40 ea 61 8b e8 24 01 5e 00 e9 fe f1 ff ff e8 0a 8c 80 00 90 <0f> 0b 90 bb ea ff ff ff e9 7e fe ff ff e8 f7 8b 80 00 90 0f 0b 90
RSP: 0018:ffffc90003dbf360 EFLAGS: 00010293
RAX: ffffffff813feda6 RBX: ffff888000000000 RCX: ffff88803013dac0
RDX: 0000000000000000 RSI: ffff888000000000 RDI: ffff888000000000
RBP: ffffc90003dbf4e8 R08: ffffffff8f9eff77 R09: 1ffffffff1f3dfee
R10: dffffc0000000000 R11: fffffbfff1f3dfef R12: ffff8880295a13e0
R13: dffffc0000000000 R14: ffff888000000000 R15: ffffffffffffff01
FS:  0000555572214500(0000) GS:ffff888125ddc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fef775722e0 CR3: 0000000075dfc000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 kvm_gpc_refresh+0xe1/0x140 virt/kvm/pfncache.c:382
 kvm_xen_set_evtchn+0x164/0x230 arch/x86/kvm/xen.c:1943
 kvm_xen_inject_timer_irqs+0xfd/0x200 arch/x86/kvm/xen.c:118
 vcpu_run+0xc2c/0x7040 arch/x86/kvm/x86.c:11625
 kvm_arch_vcpu_ioctl_run+0xfc9/0x1940 arch/x86/kvm/x86.c:11951
 kvm_vcpu_ioctl+0x95c/0xe90 virt/kvm/kvm_main.c:4476
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fef7758efc9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffcafe0c4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fef777e5fa0 RCX: 00007fef7758efc9
RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000006
RBP: 00007fef77611f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fef777e5fa0 R14: 00007fef777e5fa0 R15: 0000000000000003
 </TASK>

final repro crashed as (corrupted=false):
kvm_intel: L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details.
------------[ cut here ]------------
WARNING: arch/x86/kvm/../../../virt/kvm/pfncache.c:267 at __kvm_gpc_refresh+0x1187/0x1310 virt/kvm/pfncache.c:267, CPU#1: syz.0.17/5986
Modules linked in:
CPU: 1 UID: 0 PID: 5986 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__kvm_gpc_refresh+0x1187/0x1310 virt/kvm/pfncache.c:267
Code: c6 05 3c f7 48 0e 01 48 c7 c7 9a cf 85 8d be 35 04 00 00 48 c7 c2 40 ea 61 8b e8 24 01 5e 00 e9 fe f1 ff ff e8 0a 8c 80 00 90 <0f> 0b 90 bb ea ff ff ff e9 7e fe ff ff e8 f7 8b 80 00 90 0f 0b 90
RSP: 0018:ffffc90003dbf360 EFLAGS: 00010293
RAX: ffffffff813feda6 RBX: ffff888000000000 RCX: ffff88803013dac0
RDX: 0000000000000000 RSI: ffff888000000000 RDI: ffff888000000000
RBP: ffffc90003dbf4e8 R08: ffffffff8f9eff77 R09: 1ffffffff1f3dfee
R10: dffffc0000000000 R11: fffffbfff1f3dfef R12: ffff8880295a13e0
R13: dffffc0000000000 R14: ffff888000000000 R15: ffffffffffffff01
FS:  0000555572214500(0000) GS:ffff888125ddc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fef775722e0 CR3: 0000000075dfc000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 kvm_gpc_refresh+0xe1/0x140 virt/kvm/pfncache.c:382
 kvm_xen_set_evtchn+0x164/0x230 arch/x86/kvm/xen.c:1943
 kvm_xen_inject_timer_irqs+0xfd/0x200 arch/x86/kvm/xen.c:118
 vcpu_run+0xc2c/0x7040 arch/x86/kvm/x86.c:11625
 kvm_arch_vcpu_ioctl_run+0xfc9/0x1940 arch/x86/kvm/x86.c:11951
 kvm_vcpu_ioctl+0x95c/0xe90 virt/kvm/kvm_main.c:4476
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fef7758efc9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffcafe0c4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fef777e5fa0 RCX: 00007fef7758efc9
RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000006
RBP: 00007fef77611f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fef777e5fa0 R14: 00007fef777e5fa0 R15: 0000000000000003
 </TASK>