Extracting prog: 1m15.613154807s
Minimizing prog: 11m12.243635758s
Simplifying prog options: 2m6.509172489s
Extracting C: 38.394414558s
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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

program crashed: SYZFAIL: mount(dev) failed
single: successfully extracted reproducer
found reproducer with 6 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-open$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)

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-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
renameat2(0xffffffffffffffff, &(0x7f0000006980)='./dev\x00', 0xffffffffffffffff, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', 0x0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, 0x0, 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(0x0, &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', 0x0, &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', 0x0, 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(0x0, 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, 0x0, r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, 0x0, 0x4)

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-open$dir-renameat2
program did not crash
simplifying guilty program options
testing program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mount-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

program did not crash
testing program (duration=30s, {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-mount-mkdirat-mount-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

program crashed: SYZFAIL: mount(dev) failed
validation run: crashed=true
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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

program crashed: SYZFAIL: mount(dev) failed
validation run: crashed=true
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-open$dir-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000006780)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f00000067c0)='./dev\x00', &(0x7f0000006800)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000006840)='./mnt\x00', 0x1a7)
mount(&(0x7f0000006880)=@filename='./dev/sda1\x00', &(0x7f00000068c0)='./mnt\x00', &(0x7f0000006900)='ext4\x00', 0x40, 0x0)
r0 = open$dir(&(0x7f0000006940)='./mnt\x00', 0x0, 0x2)
renameat2(r0, &(0x7f0000006980)='./dev\x00', r0, &(0x7f00000069c0)='./mnt\x00', 0x4)

program crashed: SYZFAIL: mount(dev) failed
validation run: crashed=true
reproducing took 16m52.374708564s
repro crashed as (corrupted=false):
SYZFAIL: mount(dev) failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: repeatedly failed to execute the program
proc=2 req=19 state=3 status=67 (errno 32: Broken pipe)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:36279->127.0.0.1:44308: read: connection reset by peer

final repro crashed as (corrupted=false):
SYZFAIL: mount(dev) failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: repeatedly failed to execute the program
proc=2 req=19 state=3 status=67 (errno 32: Broken pipe)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:36279->127.0.0.1:44308: read: connection reset by peer