Extracting prog: 2m33.770344796s
Minimizing prog: 18m43.119270585s
Simplifying prog options: 4m50.391912979s
Extracting C: 2m8.698328348s
Simplifying C: 0s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mbind-mmap-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000400000/0xc00000)=nil, 0xc00000}, 0x3})
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mbind(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
userfaultfd(0x801)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mbind-mmap-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000400000/0xc00000)=nil, 0xc00000}, 0x3})
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mbind(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
userfaultfd(0x801)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program crashed: lost connection to test machine
single: successfully extracted reproducer
found reproducer with 9 syscalls
minimizing guilty program
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mbind-mmap-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000400000/0xc00000)=nil, 0xc00000}, 0x3})
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mbind(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
userfaultfd(0x801)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mbind-mmap-userfaultfd-ioctl$UFFDIO_API-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000400000/0xc00000)=nil, 0xc00000}, 0x3})
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mbind(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
userfaultfd(0x801)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mbind-mmap-userfaultfd-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000400000/0xc00000)=nil, 0xc00000}, 0x3})
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mbind(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
userfaultfd(0x801)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mbind-mmap-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000400000/0xc00000)=nil, 0xc00000}, 0x3})
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mbind(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program crashed: lost connection to test machine
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mbind-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000400000/0xc00000)=nil, 0xc00000}, 0x3})
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mbind(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mmap-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000400000/0xc00000)=nil, 0xc00000}, 0x3})
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program crashed: lost connection to test machine
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-mmap-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000400000/0xc00000)=nil, 0xc00000}, 0x3})
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-madvise-mmap-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$UFFDIO_REGISTER-madvise-mmap-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000400000/0xc00000)=nil, 0xc00000}, 0x3})
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mmap-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program crashed: lost connection to test machine
extracting C reproducer
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mmap-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
program did not crash
simplifying guilty program options
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mmap-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mmap-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program crashed: lost connection to test machine
extracting C reproducer
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mmap-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mmap-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program crashed: lost connection to test machine
validation run: crashed=true
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mmap-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program crashed: lost connection to test machine
validation run: crashed=true
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mmap-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program did not crash
validation run: crashed=false
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-ioctl$UFFDIO_REGISTER-madvise-mmap-ioctl$UFFDIO_API-ioctl$UFFDIO_WRITEPROTECT-madvise
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0)
ioctl$UFFDIO_WRITEPROTECT(0xffffffffffffffff, 0xc018aa06, 0x0)
madvise(&(0x7f000040e000/0x1000)=nil, 0x1000, 0xe)

program crashed: lost connection to test machine
validation run: crashed=true
reproducing took 32m34.425530094s
repro crashed as (corrupted=false):

final repro crashed as (corrupted=false):