Extracting prog: 2m34.996380262s
Minimizing prog: 19m52.973238552s
Simplifying prog options: 0s
Extracting C: 55.805188682s
Simplifying C: 4m37.017481453s


12 programs, 3 VMs, timeouts [45s 5m0s 16m0s]
extracting reproducer from 12 programs
single: executing 2 programs separately with timeout 45s
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-madvise-userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-madvise-madvise
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe)
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
r1 = io_uring_setup(0x3eae, &(0x7f0000000080))
io_uring_register$IORING_REGISTER_BUFFERS(r1, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x15)

program crashed: WARNING in kunmap_local_indexed
single: successfully extracted reproducer
found reproducer with 10 syscalls
minimizing guilty program
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-madvise-userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-madvise
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe)
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
r1 = io_uring_setup(0x3eae, &(0x7f0000000080))
io_uring_register$IORING_REGISTER_BUFFERS(r1, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0)

program crashed: WARNING in kunmap_local_indexed
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-madvise-userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe)
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
r1 = io_uring_setup(0x3eae, &(0x7f0000000080))
io_uring_register$IORING_REGISTER_BUFFERS(r1, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})

program crashed: WARNING in kunmap_local_indexed
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-madvise-userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe)
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
r1 = io_uring_setup(0x3eae, &(0x7f0000000080))
io_uring_register$IORING_REGISTER_BUFFERS(r1, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})

program did not crash
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-madvise-userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe)
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
r1 = io_uring_setup(0x3eae, &(0x7f0000000080))
io_uring_register$IORING_REGISTER_BUFFERS(r1, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})

program did not crash
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-madvise-userfaultfd-ioctl$UFFDIO_API-io_uring_setup-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe)
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
io_uring_setup(0x3eae, &(0x7f0000000080))
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})

program did not crash
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-madvise-userfaultfd-ioctl$UFFDIO_API-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe)
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
io_uring_register$IORING_REGISTER_BUFFERS(0xffffffffffffffff, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})

program did not crash
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-madvise-userfaultfd-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe)
r0 = userfaultfd(0x1)
r1 = io_uring_setup(0x3eae, &(0x7f0000000080))
io_uring_register$IORING_REGISTER_BUFFERS(r1, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})

program did not crash
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-madvise-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000000c0))
r0 = io_uring_setup(0x3eae, &(0x7f0000000080))
io_uring_register$IORING_REGISTER_BUFFERS(r0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
ioctl$UFFDIO_COPY(0xffffffffffffffff, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})

program did not crash
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
r1 = io_uring_setup(0x3eae, &(0x7f0000000080))
io_uring_register$IORING_REGISTER_BUFFERS(r1, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})

program crashed: WARNING in kunmap_local_indexed
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
r1 = io_uring_setup(0x3eae, &(0x7f0000000080))
io_uring_register$IORING_REGISTER_BUFFERS(r1, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})

program crashed: WARNING in kunmap_local_indexed
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, 0x0)
r1 = io_uring_setup(0x3eae, &(0x7f0000000080))
io_uring_register$IORING_REGISTER_BUFFERS(r1, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})

program did not crash
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
r1 = io_uring_setup(0x3eae, 0x0)
io_uring_register$IORING_REGISTER_BUFFERS(r1, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})

program did not crash
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
r1 = io_uring_setup(0x3eae, &(0x7f0000000080))
io_uring_register$IORING_REGISTER_BUFFERS(r1, 0x0, 0x0, 0x0)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})

program did not crash
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
r1 = io_uring_setup(0x3eae, &(0x7f0000000080))
io_uring_register$IORING_REGISTER_BUFFERS(r1, 0x0, &(0x7f00000002c0)=[{0x0}], 0x1)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})

program did not crash
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
r1 = io_uring_setup(0x3eae, &(0x7f0000000080))
io_uring_register$IORING_REGISTER_BUFFERS(r1, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, 0x0)
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000080)={&(0x7f0000c15000/0x1000)=nil, &(0x7f0000508000/0x4000)=nil, 0x1000})

program did not crash
testing program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
r0 = userfaultfd(0x1)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
r1 = io_uring_setup(0x3eae, &(0x7f0000000080))
io_uring_register$IORING_REGISTER_BUFFERS(r1, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m7.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
program crashed: WARNING in kunmap_local_indexed
simplifying C reproducer
testing compiled C program (duration=1m7.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
program crashed: WARNING in kunmap_local_indexed
testing compiled C program (duration=1m7.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
program crashed: WARNING in kunmap_local_indexed
testing compiled C program (duration=1m7.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
program crashed: WARNING in kunmap_local_indexed
testing compiled C program (duration=1m7.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
program crashed: WARNING in kunmap_local_indexed
testing compiled C program (duration=1m7.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
program crashed: WARNING in kunmap_local_indexed
testing compiled C program (duration=1m7.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
program crashed: WARNING in kunmap_local_indexed
reproducing took 28m0.792379038s
repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3005 at mm/highmem.c:611 kunmap_local_indexed+0x20c/0x224 mm/highmem.c:611
Modules linked in:
Kernel panic - not syncing: kernel: panic_on_warn set ...
CPU: 1 PID: 3005 Comm: syz-executor247 Not tainted 6.10.0-rc2-syzkaller #0
Hardware name: ARM-Versatile Express
Call trace: 
[<818d4178>] (dump_backtrace) from [<818d4274>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257)
 r7:00000000 r6:82622d44 r5:00000000 r4:81fe12b8
[<818d425c>] (show_stack) from [<818f189c>] (__dump_stack lib/dump_stack.c:88 [inline])
[<818d425c>] (show_stack) from [<818f189c>] (dump_stack_lvl+0x54/0x7c lib/dump_stack.c:114)
[<818f1848>] (dump_stack_lvl) from [<818f18dc>] (dump_stack+0x18/0x1c lib/dump_stack.c:123)
 r5:00000000 r4:8285fd18
[<818f18c4>] (dump_stack) from [<818d4d1c>] (panic+0x120/0x358 kernel/panic.c:347)
[<818d4bfc>] (panic) from [<80243dcc>] (check_panic_on_warn kernel/panic.c:240 [inline])
[<818d4bfc>] (panic) from [<80243dcc>] (print_tainted+0x0/0xa0 kernel/panic.c:235)
 r3:8260c5c4 r2:00000001 r1:81fc9f28 r0:81fd1b78
 r7:80481370
[<80243d58>] (check_panic_on_warn) from [<80243fc0>] (__warn+0x7c/0x180 kernel/panic.c:693)
[<80243f44>] (__warn) from [<8024423c>] (warn_slowpath_fmt+0x178/0x1f4 kernel/panic.c:718)
 r8:00000009 r7:81ff8910 r6:df981d14 r5:840e4800 r4:00000000
[<802440c8>] (warn_slowpath_fmt) from [<80481370>] (kunmap_local_indexed+0x20c/0x224 mm/highmem.c:611)
 r10:ffedc0a8 r9:84139b00 r8:20508000 r7:fffffffe r6:00000003 r5:840e4800
 r4:ffedc000
[<80481164>] (kunmap_local_indexed) from [<804f2bf8>] (__kunmap_local include/linux/highmem-internal.h:94 [inline])
[<80481164>] (kunmap_local_indexed) from [<804f2bf8>] (move_pages_pte mm/userfaultfd.c:1332 [inline])
[<80481164>] (kunmap_local_indexed) from [<804f2bf8>] (move_pages+0x7e8/0x14a0 mm/userfaultfd.c:1733)
 r7:fffffffe r6:00000000 r5:84633810 r4:ffeda840
[<804f2410>] (move_pages) from [<8056b0f8>] (userfaultfd_move fs/userfaultfd.c:2016 [inline])
[<804f2410>] (move_pages) from [<8056b0f8>] (userfaultfd_ioctl+0x1278/0x2314 fs/userfaultfd.c:2134)
 r10:20c16000 r9:df981e98 r8:20000080 r7:84139b00 r6:00000001 r5:00000000
 r4:844e1000
[<80569e80>] (userfaultfd_ioctl) from [<8051a69c>] (vfs_ioctl fs/ioctl.c:51 [inline])
[<80569e80>] (userfaultfd_ioctl) from [<8051a69c>] (do_vfs_ioctl fs/ioctl.c:861 [inline])
[<80569e80>] (userfaultfd_ioctl) from [<8051a69c>] (__do_sys_ioctl fs/ioctl.c:905 [inline])
[<80569e80>] (userfaultfd_ioctl) from [<8051a69c>] (sys_ioctl+0x134/0xda4 fs/ioctl.c:893)
 r10:840e4800 r9:00000003 r8:844d2c00 r7:20000080 r6:844d2c00 r5:00000000
 r4:c028aa05
[<8051a568>] (sys_ioctl) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:67)
Exception stack(0xdf981fa8 to 0xdf981ff0)
1fa0:                   ffffffff 00000000 00000003 c028aa05 20000080 0000011a
1fc0: ffffffff 00000000 0008e058 00000036 000f4240 00000000 00000001 00003a97
1fe0: 7ea81c70 7ea81c60 00010720 0002e880
 r10:00000036 r9:840e4800 r8:8020029c r7:00000036 r6:0008e058 r5:00000000
 r4:ffffffff
Rebooting in 86400 seconds..

final repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3005 at mm/highmem.c:611 kunmap_local_indexed+0x20c/0x224 mm/highmem.c:611
Modules linked in:
Kernel panic - not syncing: kernel: panic_on_warn set ...
CPU: 1 PID: 3005 Comm: syz-executor247 Not tainted 6.10.0-rc2-syzkaller #0
Hardware name: ARM-Versatile Express
Call trace: 
[<818d4178>] (dump_backtrace) from [<818d4274>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257)
 r7:00000000 r6:82622d44 r5:00000000 r4:81fe12b8
[<818d425c>] (show_stack) from [<818f189c>] (__dump_stack lib/dump_stack.c:88 [inline])
[<818d425c>] (show_stack) from [<818f189c>] (dump_stack_lvl+0x54/0x7c lib/dump_stack.c:114)
[<818f1848>] (dump_stack_lvl) from [<818f18dc>] (dump_stack+0x18/0x1c lib/dump_stack.c:123)
 r5:00000000 r4:8285fd18
[<818f18c4>] (dump_stack) from [<818d4d1c>] (panic+0x120/0x358 kernel/panic.c:347)
[<818d4bfc>] (panic) from [<80243dcc>] (check_panic_on_warn kernel/panic.c:240 [inline])
[<818d4bfc>] (panic) from [<80243dcc>] (print_tainted+0x0/0xa0 kernel/panic.c:235)
 r3:8260c5c4 r2:00000001 r1:81fc9f28 r0:81fd1b78
 r7:80481370
[<80243d58>] (check_panic_on_warn) from [<80243fc0>] (__warn+0x7c/0x180 kernel/panic.c:693)
[<80243f44>] (__warn) from [<8024423c>] (warn_slowpath_fmt+0x178/0x1f4 kernel/panic.c:718)
 r8:00000009 r7:81ff8910 r6:df981d14 r5:840e4800 r4:00000000
[<802440c8>] (warn_slowpath_fmt) from [<80481370>] (kunmap_local_indexed+0x20c/0x224 mm/highmem.c:611)
 r10:ffedc0a8 r9:84139b00 r8:20508000 r7:fffffffe r6:00000003 r5:840e4800
 r4:ffedc000
[<80481164>] (kunmap_local_indexed) from [<804f2bf8>] (__kunmap_local include/linux/highmem-internal.h:94 [inline])
[<80481164>] (kunmap_local_indexed) from [<804f2bf8>] (move_pages_pte mm/userfaultfd.c:1332 [inline])
[<80481164>] (kunmap_local_indexed) from [<804f2bf8>] (move_pages+0x7e8/0x14a0 mm/userfaultfd.c:1733)
 r7:fffffffe r6:00000000 r5:84633810 r4:ffeda840
[<804f2410>] (move_pages) from [<8056b0f8>] (userfaultfd_move fs/userfaultfd.c:2016 [inline])
[<804f2410>] (move_pages) from [<8056b0f8>] (userfaultfd_ioctl+0x1278/0x2314 fs/userfaultfd.c:2134)
 r10:20c16000 r9:df981e98 r8:20000080 r7:84139b00 r6:00000001 r5:00000000
 r4:844e1000
[<80569e80>] (userfaultfd_ioctl) from [<8051a69c>] (vfs_ioctl fs/ioctl.c:51 [inline])
[<80569e80>] (userfaultfd_ioctl) from [<8051a69c>] (do_vfs_ioctl fs/ioctl.c:861 [inline])
[<80569e80>] (userfaultfd_ioctl) from [<8051a69c>] (__do_sys_ioctl fs/ioctl.c:905 [inline])
[<80569e80>] (userfaultfd_ioctl) from [<8051a69c>] (sys_ioctl+0x134/0xda4 fs/ioctl.c:893)
 r10:840e4800 r9:00000003 r8:844d2c00 r7:20000080 r6:844d2c00 r5:00000000
 r4:c028aa05
[<8051a568>] (sys_ioctl) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:67)
Exception stack(0xdf981fa8 to 0xdf981ff0)
1fa0:                   ffffffff 00000000 00000003 c028aa05 20000080 0000011a
1fc0: ffffffff 00000000 0008e058 00000036 000f4240 00000000 00000001 00003a97
1fe0: 7ea81c70 7ea81c60 00010720 0002e880
 r10:00000036 r9:840e4800 r8:8020029c r7:00000036 r6:0008e058 r5:00000000
 r4:ffffffff
Rebooting in 86400 seconds..