Extracting prog: 1m34.010924467s Minimizing prog: 13m25.927620778s Simplifying prog options: 0s Extracting C: 26.557729102s Simplifying C: 2m50.392164541s 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: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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r4 = openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, &(0x7f00000000c0)) program crashed: WARNING in pending_reads_dispatch_ioctl single: successfully extracted reproducer found reproducer with 9 syscalls minimizing guilty program testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) program did not crash testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) ioctl$TIOCL_GETKMSGREDIRECT(0xffffffffffffffff, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r3 = openat$incfs(0xffffffffffffffff, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r3, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r4 = openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r4 = openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r3 = openat$incfs(r2, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r3, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r2 = openat$incfs(r1, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r2, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r0, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r2 = openat$incfs(r1, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r2, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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}}): ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r3 = openat$incfs(r2, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r3, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r4 = openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r4 = openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(0x0, 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r4 = openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r4 = openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', 0x0, &(0x7f0000000980), 0x82, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r4 = openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x82, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r4 = openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r3 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x8c) r4 = openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r4 = openat$incfs(r3, 0x0, 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, &(0x7f00000000c0)) program did not crash testing program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r4 = openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT program crashed: WARNING in pending_reads_dispatch_ioctl simplifying C reproducer testing compiled C program (duration=35.938890243s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT program crashed: WARNING in pending_reads_dispatch_ioctl testing compiled C program (duration=35.938890243s, {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: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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT program crashed: WARNING in pending_reads_dispatch_ioctl testing compiled C program (duration=35.938890243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT program crashed: WARNING in pending_reads_dispatch_ioctl testing compiled C program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT program crashed: WARNING in pending_reads_dispatch_ioctl testing compiled C program (duration=35.938890243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT program crashed: WARNING in pending_reads_dispatch_ioctl testing compiled C program (duration=35.938890243s, {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$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT program crashed: WARNING in pending_reads_dispatch_ioctl testing program (duration=35.938890243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r4 = openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, &(0x7f00000000c0)) program crashed: WARNING in pending_reads_dispatch_ioctl validation run: crashed=true testing program (duration=35.938890243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r4 = openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, &(0x7f00000000c0)) program crashed: WARNING in pending_reads_dispatch_ioctl validation run: crashed=true testing program (duration=35.938890243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-mkdir-mount$incfs-openat-openat$incfs-ioctl$TIOCL_GETKMSGREDIRECT detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20940, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mkdir(&(0x7f0000001040)='./file0\x00', 0xc0) mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000980), 0x82, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x8c) r4 = openat$incfs(r3, &(0x7f00000001c0)='.pending_reads\x00', 0x0, 0x130) ioctl$TIOCL_GETKMSGREDIRECT(r4, 0x40106726, &(0x7f00000000c0)) program crashed: WARNING in pending_reads_dispatch_ioctl validation run: crashed=true reproducing took 20m3.401283702s 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: CPU: 1 PID: 380 at mm/page_alloc.c:5282 __alloc_pages_noprof+0x109/0x7e0 mm/page_alloc.c:5282 Modules linked in: CPU: 1 UID: 0 PID: 380 Comm: syz.2.17 Not tainted syzkaller #0 b5d1f910cc847ce688c7bf76c712bd63cabf6003 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:__alloc_pages_noprof+0x109/0x7e0 mm/page_alloc.c:5282 Code: 00 0f 1f 44 00 00 83 fb 0b 72 28 b8 00 20 00 00 23 44 24 40 75 1d 80 3d d2 48 0c 06 00 0f 85 c2 00 00 00 c6 05 c5 48 0c 06 01 <0f> 0b 31 c0 e9 b4 00 00 00 83 fb 0a 0f 87 a9 00 00 00 44 8b 64 24 RSP: 0018:ffffc90000f2f980 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90000f2fa38 RBP: ffffc90000f2faa8 R08: ffffc90000f2fa37 R09: 0000000000000000 R10: ffffc90000f2fa20 R11: fffff520001e5f47 R12: ffffc90000f2f9c0 R13: dffffc0000000000 R14: 1ffff920001e5f34 R15: 0000000000000000 FS: 000055558ea98500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2193272700 CR3: 0000000115620000 CR4: 00000000003526b0 Call Trace: ___kmalloc_large_node+0x81/0x210 mm/slub.c:-1 __kmalloc_large_node_noprof+0x1e/0xd0 mm/slub.c:4367 __do_kmalloc_node mm/slub.c:4383 [inline] __kmalloc_noprof+0x326/0x500 mm/slub.c:4407 kmalloc_noprof include/linux/slab.h:885 [inline] kzalloc_noprof include/linux/slab.h:1017 [inline] ioctl_set_read_timeouts fs/incfs/pseudo_files.c:969 [inline] pending_reads_dispatch_ioctl+0xc86/0x2080 fs/incfs/pseudo_files.c:1039 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl+0x132/0x1b0 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:47 [inline] do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f219339cdd9 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd10690758 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f2193615fa0 RCX: 00007f219339cdd9 RDX: 00002000000000c0 RSI: 0000000040106726 RDI: 0000000000000007 RBP: 00007f2193432d69 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f2193615fac R14: 00007f2193615fa0 R15: 00007f2193615fa0 ---[ end trace 0000000000000000 ]--- 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: CPU: 1 PID: 380 at mm/page_alloc.c:5282 __alloc_pages_noprof+0x109/0x7e0 mm/page_alloc.c:5282 Modules linked in: CPU: 1 UID: 0 PID: 380 Comm: syz.2.17 Not tainted syzkaller #0 b5d1f910cc847ce688c7bf76c712bd63cabf6003 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:__alloc_pages_noprof+0x109/0x7e0 mm/page_alloc.c:5282 Code: 00 0f 1f 44 00 00 83 fb 0b 72 28 b8 00 20 00 00 23 44 24 40 75 1d 80 3d d2 48 0c 06 00 0f 85 c2 00 00 00 c6 05 c5 48 0c 06 01 <0f> 0b 31 c0 e9 b4 00 00 00 83 fb 0a 0f 87 a9 00 00 00 44 8b 64 24 RSP: 0018:ffffc90000f2f980 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90000f2fa38 RBP: ffffc90000f2faa8 R08: ffffc90000f2fa37 R09: 0000000000000000 R10: ffffc90000f2fa20 R11: fffff520001e5f47 R12: ffffc90000f2f9c0 R13: dffffc0000000000 R14: 1ffff920001e5f34 R15: 0000000000000000 FS: 000055558ea98500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2193272700 CR3: 0000000115620000 CR4: 00000000003526b0 Call Trace: ___kmalloc_large_node+0x81/0x210 mm/slub.c:-1 __kmalloc_large_node_noprof+0x1e/0xd0 mm/slub.c:4367 __do_kmalloc_node mm/slub.c:4383 [inline] __kmalloc_noprof+0x326/0x500 mm/slub.c:4407 kmalloc_noprof include/linux/slab.h:885 [inline] kzalloc_noprof include/linux/slab.h:1017 [inline] ioctl_set_read_timeouts fs/incfs/pseudo_files.c:969 [inline] pending_reads_dispatch_ioctl+0xc86/0x2080 fs/incfs/pseudo_files.c:1039 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl+0x132/0x1b0 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:47 [inline] do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f219339cdd9 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd10690758 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f2193615fa0 RCX: 00007f219339cdd9 RDX: 00002000000000c0 RSI: 0000000040106726 RDI: 0000000000000007 RBP: 00007f2193432d69 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f2193615fac R14: 00007f2193615fa0 R15: 00007f2193615fa0 ---[ end trace 0000000000000000 ]---