Extracting prog: 5m42.889822157s Minimizing prog: 1h33m5.930444394s Simplifying prog options: 7m26.086430775s Extracting C: 5m9.652839795s 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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') 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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') 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: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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program crashed: SYZFAIL: tun: can't open /dev/net/tun single: successfully extracted reproducer found reproducer with 8 syscalls minimizing guilty program testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-chdir-mmap detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) program did not crash testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-chdir-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program did not crash testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program did not crash testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program did not crash testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program did not crash testing program (duration=5m6.446132444s, {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: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-mount-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') VM was preempted during syz execution: failed to run command in VM: instance is preempted, retrying program did not crash testing program (duration=5m6.446132444s, {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: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-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program did not crash testing program (duration=5m6.446132444s, {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: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}}): mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program did not crash testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program did not crash testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program did not crash testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', 0x0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program did not crash testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program crashed: lost connection to test machine suppressed program crash: lost connection to test machine testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program did not crash testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', 0x0, &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program did not crash testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', 0x0, 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program did not crash testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program did not crash testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(0x0, &(0x7f0000000240)='./file0\x00') program did not crash testing program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', 0x0) program did not crash extracting C reproducer testing compiled C program (duration=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename 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=5m6.446132444s, {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: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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program crashed: SYZFAIL: mount(dev) failed a never seen crash title: SYZFAIL: mount(dev) failed, ignore testing program (duration=5m6.446132444s, {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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program crashed: SYZFAIL: tun: can't open /dev/net/tun extracting C reproducer testing compiled C program (duration=5m6.446132444s, {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-mount-mkdirat-mount-mprotect-chdir-mmap-rename program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing program (duration=5m6.446132444s, {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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program crashed: SYZFAIL: tun: can't open /dev/net/tun validation run: crashed=true testing program (duration=5m6.446132444s, {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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program crashed: SYZFAIL: tun: can't open /dev/net/tun validation run: crashed=true testing program (duration=5m6.446132444s, {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-mount-mkdirat-mount-mprotect-chdir-mmap-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) rename(&(0x7f0000000040)='./dev\x00', &(0x7f0000000240)='./file0\x00') program crashed: SYZFAIL: tun: can't open /dev/net/tun validation run: crashed=true reproducing took 1h55m29.250876379s 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 32: Broken pipe) 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 32: Broken pipe) connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF