Extracting prog: 1m31.485516923s Minimizing prog: 12m43.662127894s Simplifying prog options: 2m51.991535715s Extracting C: 56.948618623s 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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program crashed: SYZFAIL: mount(dev) failed single: successfully extracted reproducer found reproducer with 8 syscalls minimizing guilty program 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 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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) program did not crash 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-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(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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-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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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-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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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-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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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-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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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-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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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}}): 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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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, 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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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, 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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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', 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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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, 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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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(0x0, &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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', 0x0, &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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', 0x0, 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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(0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash 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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(0x0, &(0x7f0000000280)='./file1\x00') program did not crash 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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', 0x0) program did not crash extracting C reproducer testing compiled C 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 program did not crash simplifying guilty program options testing program (duration=30s, {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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program crashed: SYZFAIL: mount(dev) failed extracting C reproducer testing compiled C program (duration=30s, {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 program did not crash testing program (duration=30s, {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}}): 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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash testing program (duration=30s, {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}}): 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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program did not crash testing program (duration=30s, {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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program crashed: SYZFAIL: mount(dev) failed validation run: crashed=true testing program (duration=30s, {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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program crashed: SYZFAIL: mount(dev) failed validation run: crashed=true testing program (duration=30s, {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(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rename(&(0x7f00000001c0)='./dev\x00', &(0x7f0000000280)='./file1\x00') program crashed: SYZFAIL: mount(dev) failed validation run: crashed=true reproducing took 19m34.745208566s repro crashed as (corrupted=false): SYZFAIL: mount(dev) failed (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=1 req=18 state=3 status=67 (errno 32: Broken pipe) connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:37429->127.0.0.1:40606: read: connection reset by peer final repro crashed as (corrupted=false): SYZFAIL: mount(dev) failed (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=1 req=18 state=3 status=67 (errno 32: Broken pipe) connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:37429->127.0.0.1:40606: read: connection reset by peer