Extracting prog: 1m24.416625577s
Minimizing prog: 30m0.306276519s
Simplifying prog options: 5m43.983799201s
Extracting C: 5m1.024000198s
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: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: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$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2241, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
unlinkat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x0)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {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: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$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2241, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
unlinkat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x0)

program crashed: lost connection to test machine
single: successfully extracted reproducer
found reproducer with 3 syscalls
minimizing guilty program
testing program (duration=6m0s, {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: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$tun-mprotect
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2241, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)

program did not crash
testing program (duration=6m0s, {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: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$tun-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2241, 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x0)

program did not crash
testing program (duration=6m0s, {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: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}}): mprotect-unlinkat
detailed listing:
executing program 0:
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
unlinkat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x0)

program did not crash
testing program (duration=6m0s, {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: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$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, 0x0, 0x2241, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
unlinkat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x0)

program did not crash
testing program (duration=6m0s, {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: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$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2241, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
unlinkat(0xffffffffffffff9c, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {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: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$tun-mprotect-unlinkat
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2241, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
unlinkat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x0)

program crashed: lost connection to test machine
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:false 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: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$tun-mprotect-unlinkat
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2241, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
unlinkat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x0)

program crashed: lost connection to test machine
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false 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: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$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2241, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
unlinkat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x0)

program crashed: lost connection to test machine
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false 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: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$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2241, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
unlinkat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x0)

program crashed: lost connection to test machine
validation run: crashed=true
reproducing took 44m8.669311777s
repro crashed as (corrupted=false):

final repro crashed as (corrupted=false):