Extracting prog: 2m12.565331786s
Minimizing prog: 11m52.778052507s
Simplifying prog options: 2m22.025280407s
Extracting C: 40.753111656s
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}}): syz_mount_image$ext4-mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000002c0)='ext4\x00', &(0x7f0000000700)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, &(0x7f0000000000)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x8}}, {@usrquota}]}, 0xfe, 0x244, &(0x7f0000000400)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='fd=', @ANYRESOCT=r0, @ANYBLOB=',rootmode=0000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed
program crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
testing program (duration=37.127822088s, {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}}): syz_mount_image$ext4-mkdirat-openat$fuse-mount$fuse-unlink
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000002c0)='ext4\x00', &(0x7f0000000700)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, &(0x7f0000000000)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x8}}, {@usrquota}]}, 0xfe, 0x244, &(0x7f0000000400)="$eJzs3T9oJFUcB/DvzO565m6RUxtB/AMiooFwdoJNbBQCEoKIoEJExEZJhJhgl1jZWGitksomiJ3RUtIEG0WwipoiNoIGC4OFFiu7k0hMVqNu3Dkynw9MZibz3vzesPN9u83sBmisq0mmk7SSTCbpJCmON7i7Wq4e7q5PbM8nvd4TPxWDdtV+5ajflSRrSR5KslUWeamdrGw+s/fLzmP3vbncuff9zacnxnqRh/b3dh8/eG/2jY9mHlz54qsfZotMp/un6zp/xZD/tYvklv+j2HWiaNc9Av6Judc+/Lqf+1uT3DPIfydlqhfvraUbtjp54N2/6vv2j1/ePs6xAuev1+v03wPXekDjlEm6KcqpJNV2WU5NVZ/hv2ldLl9eXHp18sXF5YUX6p6pgPPSTXYf/eTSx1dO5P/7VpV/4OLq5//JuY1v+9sHrbpHA4zFHdWqn//J51bvj/xD48g/NJf8Q3PJPzSX/ENzyT80l/zDBdb5+8PyD80l/9Bc8g/NdTz/AECz9C7V/QQyUJe65x8AAAAAAAAAAAAAAAAAAOC09Ynt+aNlXDU/eyfZfyRJe1j91uD3iJMbB38v/1z0m/2hqLqN5Nm7RjzBiD6o+enrm76rt/7nd9Zbf3UhWXs9ybV2+/T9Vxzef//dzWcc7zw/YoF/qTix//BT461/0m8b9daf2Uk+7c8/14bNP2VuG6yHzz/ds79i+Uyv/DriCQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABib3wMAAP//+kBtTA==")
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='fd=', @ANYRESOCT=r0, @ANYBLOB=',rootmode=0000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)

program did not crash
testing program (duration=37.127822088s, {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}}): syz_mount_image$ext4-mkdirat-openat$fuse-mount$fuse-openat$tun
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000002c0)='ext4\x00', &(0x7f0000000700)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, &(0x7f0000000000)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x8}}, {@usrquota}]}, 0xfe, 0x244, &(0x7f0000000400)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='fd=', @ANYRESOCT=r0, @ANYBLOB=',rootmode=0000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program did not crash
testing program (duration=37.127822088s, {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}}): syz_mount_image$ext4-mkdirat-openat$fuse-unlink-openat$tun
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000002c0)='ext4\x00', &(0x7f0000000700)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, &(0x7f0000000000)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x8}}, {@usrquota}]}, 0xfe, 0x244, &(0x7f0000000400)="$eJzs3T9oJFUcB/DvzO565m6RUxtB/AMiooFwdoJNbBQCEoKIoEJExEZJhJhgl1jZWGitksomiJ3RUtIEG0WwipoiNoIGC4OFFiu7k0hMVqNu3Dkynw9MZibz3vzesPN9u83sBmisq0mmk7SSTCbpJCmON7i7Wq4e7q5PbM8nvd4TPxWDdtV+5ajflSRrSR5KslUWeamdrGw+s/fLzmP3vbncuff9zacnxnqRh/b3dh8/eG/2jY9mHlz54qsfZotMp/un6zp/xZD/tYvklv+j2HWiaNc9Av6Judc+/Lqf+1uT3DPIfydlqhfvraUbtjp54N2/6vv2j1/ePs6xAuev1+v03wPXekDjlEm6KcqpJNV2WU5NVZ/hv2ldLl9eXHp18sXF5YUX6p6pgPPSTXYf/eTSx1dO5P/7VpV/4OLq5//JuY1v+9sHrbpHA4zFHdWqn//J51bvj/xD48g/NJf8Q3PJPzSX/ENzyT80l/zDBdb5+8PyD80l/9Bc8g/NdTz/AECz9C7V/QQyUJe65x8AAAAAAAAAAAAAAAAAAOC09Ynt+aNlXDU/eyfZfyRJe1j91uD3iJMbB38v/1z0m/2hqLqN5Nm7RjzBiD6o+enrm76rt/7nd9Zbf3UhWXs9ybV2+/T9Vxzef//dzWcc7zw/YoF/qTix//BT461/0m8b9daf2Uk+7c8/14bNP2VuG6yHzz/ds79i+Uyv/DriCQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABib3wMAAP//+kBtTA==")
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program did not crash
testing program (duration=37.127822088s, {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}}): syz_mount_image$ext4-mkdirat-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000002c0)='ext4\x00', &(0x7f0000000700)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, &(0x7f0000000000)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x8}}, {@usrquota}]}, 0xfe, 0x244, &(0x7f0000000400)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='fd=', @ANYRESOCT, @ANYBLOB=',rootmode=0000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program did not crash
testing program (duration=37.127822088s, {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}}): syz_mount_image$ext4-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000002c0)='ext4\x00', &(0x7f0000000700)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, &(0x7f0000000000)={[{@errors_remount}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x8}}, {@usrquota}]}, 0xfe, 0x244, &(0x7f0000000400)="$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")
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='fd=', @ANYRESOCT=r0, @ANYBLOB=',rootmode=0000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program did not crash
testing program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='fd=', @ANYRESOCT=r0, @ANYBLOB=',rootmode=0000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed
testing program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='fd=', @ANYRESOCT=r0, @ANYBLOB=',rootmode=0000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
unlink(&(0x7f0000000100)='./file0/file0\x00')
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program did not crash
testing program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='fd=', @ANYRESOCT=r0, @ANYBLOB=',rootmode=0000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program did not crash
testing program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
r0 = openat$fuse(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='fd=', @ANYRESOCT=r0, @ANYBLOB=',rootmode=0000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program did not crash
testing program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, 0x0, &(0x7f0000002100), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='fd=', @ANYRESOCT=r0, @ANYBLOB=',rootmode=0000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program did not crash
testing program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='fd=', @ANYRESOCT=r0, @ANYBLOB=',rootmode=0000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed
testing program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0)
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed
testing program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0)
unlink(0x0) (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program did not crash
testing program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0)
unlink(&(0x7f0000000100)='./file0/file0\x00')
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program did not crash
testing program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0)
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, 0x0, 0xc1842, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
program did not crash
simplifying guilty program options
testing program (duration=37.127822088s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0)
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program did not crash
testing program (duration=37.127822088s, {Threaded:true 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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0)
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program did not crash
testing program (duration=37.127822088s, {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: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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0)
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program did not crash
testing program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0)
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program did not crash
validation run: crashed=false
testing program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0)
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed
validation run: crashed=true
testing program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0)
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program crashed: SYZFAIL: tun: can't open /dev/net/tun
validation run: crashed=true
testing program (duration=37.127822088s, {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}}): mkdirat-openat$fuse-mount$fuse-unlink-openat$tun
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0)
unlink(&(0x7f0000000100)='./file0/file0\x00') (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0)

program crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed
validation run: crashed=true
reproducing took 20m13.507320519s
repro crashed as (corrupted=false):
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
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: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: repeatedly failed to execute the program
proc=3 req=2934 state=3 status=67 (errno 32: Broken pipe)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:39265->127.0.0.1:38582: read: connection reset by peer

final repro crashed as (corrupted=false):
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
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: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: repeatedly failed to execute the program
proc=3 req=2934 state=3 status=67 (errno 32: Broken pipe)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:39265->127.0.0.1:38582: read: connection reset by peer