Extracting prog: 1m26.969010008s
Minimizing prog: 6m37.52179186s
Simplifying prog options: 4m38.637970825s
Extracting C: 58.308640019s
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:5 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$tun-mprotect-unlinkat-openat-mount$9p_unix
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
unlinkat(0xffffffffffffffff, &(0x7f0000000040)='./mnt\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x80042, 0x0)
mount$9p_unix(&(0x7f0000000300)='./file0\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1000, 0x0)

program did not crash
program crashed: SYZFAIL: tun: can't open /dev/net/tun
single: successfully extracted reproducer
found reproducer with 5 syscalls
minimizing guilty program
testing program (duration=54.461007726s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$tun-mprotect-unlinkat-openat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
unlinkat(0xffffffffffffffff, &(0x7f0000000040)='./mnt\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x80042, 0x0)

program crashed: SYZFAIL: tun: can't open /dev/net/tun
testing program (duration=54.461007726s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
unlinkat(0xffffffffffffffff, &(0x7f0000000040)='./mnt\x00', 0x0)

program crashed: SYZFAIL: tun: can't open /dev/net/tun
testing program (duration=54.461007726s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$tun-mprotect
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)

program did not crash
testing program (duration=54.461007726s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$tun-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0)
unlinkat(0xffffffffffffffff, &(0x7f0000000040)='./mnt\x00', 0x0)

program did not crash
testing program (duration=54.461007726s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): mprotect-unlinkat
detailed listing:
executing program 0:
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
unlinkat(0xffffffffffffffff, &(0x7f0000000040)='./mnt\x00', 0x0)

program did not crash
testing program (duration=54.461007726s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, 0x0, 0x200, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
unlinkat(0xffffffffffffffff, &(0x7f0000000040)='./mnt\x00', 0x0)

program did not crash
testing program (duration=54.461007726s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
unlinkat(0xffffffffffffffff, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=54.461007726s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$tun-mprotect-unlinkat
program did not crash
simplifying guilty program options
testing program (duration=54.461007726s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
unlinkat(0xffffffffffffffff, &(0x7f0000000040)='./mnt\x00', 0x0)

program crashed: SYZFAIL: tun: can't open /dev/net/tun
extracting C reproducer
testing compiled C program (duration=54.461007726s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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$tun-mprotect-unlinkat
program did not crash
testing program (duration=54.461007726s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
unlinkat(0xffffffffffffffff, &(0x7f0000000040)='./mnt\x00', 0x0)

program crashed: SYZFAIL: failed to recv rpc
a never seen crash title: SYZFAIL: failed to recv rpc, ignore
testing program (duration=54.461007726s, {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: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$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
unlinkat(0xffffffffffffffff, &(0x7f0000000040)='./mnt\x00', 0x0)

program crashed: SYZFAIL: tun: can't open /dev/net/tun
extracting C reproducer
testing compiled C program (duration=54.461007726s, {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: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$tun-mprotect-unlinkat
program did not crash
testing program (duration=54.461007726s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
unlinkat(0xffffffffffffffff, &(0x7f0000000040)='./mnt\x00', 0x0)

program crashed: SYZFAIL: tun: can't open /dev/net/tun
validation run: crashed=true
testing program (duration=54.461007726s, {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: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$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
unlinkat(0xffffffffffffffff, &(0x7f0000000040)='./mnt\x00', 0x0)

program crashed: SYZFAIL: tun: can't open /dev/net/tun
validation run: crashed=true
testing program (duration=54.461007726s, {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: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$tun-mprotect-unlinkat
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
unlinkat(0xffffffffffffffff, &(0x7f0000000040)='./mnt\x00', 0x0)

program crashed: SYZFAIL: tun: can't open /dev/net/tun
validation run: crashed=true
reproducing took 16m19.927151739s
repro crashed as (corrupted=false):
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: repeatedly failed to execute the program
proc=2 req=617 state=3 status=67 (errno 9: Bad file descriptor)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF

final repro crashed as (corrupted=false):
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: repeatedly failed to execute the program
proc=2 req=617 state=3 status=67 (errno 9: Bad file descriptor)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF