Extracting prog: 34.873721387s
Minimizing prog: 12m20.688803234s
Simplifying prog options: 0s
Extracting C: 38.31250046s
Simplifying C: 11m32.896251704s


extracting reproducer from 24 programs
first checking the prog from the crash report
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000240))
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program crashed: WARNING in vcpu_run
single: successfully extracted reproducer
found reproducer with 9 syscalls
minimizing guilty program
testing program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS
detailed listing:
executing program 0:
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000240))
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})

program did not crash
testing program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_RUN
detailed listing:
executing program 0:
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000240))
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program did not crash
testing program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000240))
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program did not crash
testing program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000240))
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program did not crash
testing program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_SPLIT_IRQCHIP-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000240))
syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(0xffffffffffffffff, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})
ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0)

program did not crash
testing program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program did not crash
testing program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-openat$kvm-ioctl$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000240))
r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, r0, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(r0, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r0, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})
ioctl$KVM_RUN(r0, 0xae80, 0x0)

program did not crash
testing program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r0, 0x4068aea3, &(0x7f0000000240))
r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r0, r1, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(r1, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r1, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})
ioctl$KVM_RUN(r1, 0xae80, 0x0)

program did not crash
testing program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000240))
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program crashed: WARNING in vcpu_run
testing program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000240))
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
testing program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, 0x0)
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program did not crash
testing program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000240))
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program did not crash
testing program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000240))
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
program crashed: WARNING in vcpu_run
simplifying C reproducer
testing compiled C program (duration=33.408702868s, {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:false Wifi:false IEEE802154:false 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
program did not crash
testing compiled C program (duration=33.408702868s, {Threaded:true 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:false Wifi:false IEEE802154:false 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
program crashed: WARNING in vcpu_run
testing compiled C program (duration=33.408702868s, {Threaded:true 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
program did not crash
testing compiled C program (duration=33.408702868s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
program crashed: WARNING in vcpu_run
testing compiled C program (duration=33.408702868s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
program did not crash
testing compiled C program (duration=33.408702868s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
program crashed: WARNING in vcpu_run
testing compiled C program (duration=33.408702868s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
program crashed: WARNING in vcpu_run
testing compiled C program (duration=33.408702868s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true 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: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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
program did not crash
testing compiled C program (duration=33.408702868s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
program crashed: WARNING in vcpu_run
testing compiled C program (duration=33.408702868s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
program crashed: WARNING in vcpu_run
testing compiled C program (duration=33.408702868s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
program crashed: WARNING in vcpu_run
testing compiled C program (duration=33.408702868s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
program crashed: WARNING in vcpu_run
testing program (duration=33.408702868s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000240))
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program crashed: WARNING in vcpu_run
validation run: crashed=true
testing program (duration=33.408702868s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000240))
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program crashed: WARNING in vcpu_run
validation run: crashed=true
testing program (duration=33.408702868s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true 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$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN-ioctl$KVM_SET_VCPU_EVENTS-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000240))
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, 0x0}], 0x1, 0x41, 0x0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000080)=@x86={0x0, 0x10, 0x6, 0x0, 0x80000000, 0x9, 0x0, 0x4b, 0x2, 0x4, 0x2, 0x1, 0x0, 0x81, 0x9, 0x0, 0x7, 0x8, 0x4, '\x00', 0x7, 0xb4})
ioctl$KVM_RUN(r2, 0xae80, 0x0)

program crashed: WARNING in vcpu_run
validation run: crashed=true
reproducing took 27m32.072443829s
repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 0 PID: 385 at arch/x86/kvm/x86.c:11216 vcpu_block arch/x86/kvm/x86.c:11216 [inline]
WARNING: CPU: 0 PID: 385 at arch/x86/kvm/x86.c:11216 vcpu_run+0x6fb7/0x7260 arch/x86/kvm/x86.c:11260
Modules linked in:
CPU: 0 UID: 0 PID: 385 Comm: syz.2.17 Not tainted syzkaller #0 530b3ddaa03db34d09c0fae50fba32de8d319ece
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:vcpu_block arch/x86/kvm/x86.c:11216 [inline]
RIP: 0010:vcpu_run+0x6fb7/0x7260 arch/x86/kvm/x86.c:11260
Code: 24 48 83 c3 20 48 89 d8 48 c1 e8 03 42 0f b6 04 38 84 c0 0f 85 5d 02 00 00 44 88 33 eb 7c e8 80 92 69 00 eb 75 e8 79 92 69 00 <0f> 0b eb 6c e8 70 92 69 00 48 8b 84 24 a0 00 00 00 42 80 3c 38 00
RSP: 0018:ffffc90000fcf520 EFLAGS: 00010293
RAX: ffffffff811c51c7 RBX: 00000000fffffff0 RCX: ffff888112f33900
RDX: 0000000000000000 RSI: 00000000fffffff0 RDI: 00000000fffffff0
RBP: ffffc90000fcf9b0 R08: ffff88811564c2e7 R09: 1ffff11022ac985c
R10: dffffc0000000000 R11: ffffed1022ac985d R12: ffff8881158421b8
R13: ffff888115842380 R14: ffff888115842180 R15: dffffc0000000000
FS:  00007f1851dde6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1851dddf98 CR3: 0000000115648000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 kvm_arch_vcpu_ioctl_run+0x101a/0x1aa0 arch/x86/kvm/x86.c:11582
 kvm_vcpu_ioctl+0x96f/0xee0 virt/kvm/kvm_main.c:4511
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:907 [inline]
 __se_sys_ioctl+0x135/0x1b0 fs/ioctl.c:893
 __x64_sys_ioctl+0x7f/0xa0 fs/ioctl.c:893
 x64_sys_call+0x1878/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:17
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f1851f8ebe9
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:00007f1851dde038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f18521b6180 RCX: 00007f1851f8ebe9
RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005
RBP: 00007f1852011e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f18521b6218 R14: 00007f18521b6180 R15: 00007ffd9047dc88
 </TASK>
---[ end trace 0000000000000000 ]---

final repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 0 PID: 385 at arch/x86/kvm/x86.c:11216 vcpu_block arch/x86/kvm/x86.c:11216 [inline]
WARNING: CPU: 0 PID: 385 at arch/x86/kvm/x86.c:11216 vcpu_run+0x6fb7/0x7260 arch/x86/kvm/x86.c:11260
Modules linked in:
CPU: 0 UID: 0 PID: 385 Comm: syz.2.17 Not tainted syzkaller #0 530b3ddaa03db34d09c0fae50fba32de8d319ece
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:vcpu_block arch/x86/kvm/x86.c:11216 [inline]
RIP: 0010:vcpu_run+0x6fb7/0x7260 arch/x86/kvm/x86.c:11260
Code: 24 48 83 c3 20 48 89 d8 48 c1 e8 03 42 0f b6 04 38 84 c0 0f 85 5d 02 00 00 44 88 33 eb 7c e8 80 92 69 00 eb 75 e8 79 92 69 00 <0f> 0b eb 6c e8 70 92 69 00 48 8b 84 24 a0 00 00 00 42 80 3c 38 00
RSP: 0018:ffffc90000fcf520 EFLAGS: 00010293
RAX: ffffffff811c51c7 RBX: 00000000fffffff0 RCX: ffff888112f33900
RDX: 0000000000000000 RSI: 00000000fffffff0 RDI: 00000000fffffff0
RBP: ffffc90000fcf9b0 R08: ffff88811564c2e7 R09: 1ffff11022ac985c
R10: dffffc0000000000 R11: ffffed1022ac985d R12: ffff8881158421b8
R13: ffff888115842380 R14: ffff888115842180 R15: dffffc0000000000
FS:  00007f1851dde6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1851dddf98 CR3: 0000000115648000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 kvm_arch_vcpu_ioctl_run+0x101a/0x1aa0 arch/x86/kvm/x86.c:11582
 kvm_vcpu_ioctl+0x96f/0xee0 virt/kvm/kvm_main.c:4511
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:907 [inline]
 __se_sys_ioctl+0x135/0x1b0 fs/ioctl.c:893
 __x64_sys_ioctl+0x7f/0xa0 fs/ioctl.c:893
 x64_sys_call+0x1878/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:17
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f1851f8ebe9
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:00007f1851dde038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f18521b6180 RCX: 00007f1851f8ebe9
RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005
RBP: 00007f1852011e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f18521b6218 R14: 00007f18521b6180 R15: 00007ffd9047dc88
 </TASK>
---[ end trace 0000000000000000 ]---