Extracting prog: 1m16.805313307s
Minimizing prog: 16m49.130825553s
Simplifying prog options: 4m39.464742554s
Extracting C: 33.076955605s
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$dir-ioctl$XFS_IOC_GOINGDOWN-openat-read$FUSE-read$FUSE-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))
openat(r0, &(0x7f0000000300)='./mnt\x00', 0x490002, 0xa0)
read$FUSE(0xffffffffffffffff, 0x0, 0x0)
read$FUSE(0xffffffffffffffff, 0x0, 0x0)
fcntl$lock(0xffffffffffffffff, 0x24, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(0x0, 0x1, 0x0, 0x0)

program crashed: SYZFAIL: posix_spawnp failed
single: successfully extracted reproducer
found reproducer with 12 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$dir-ioctl$XFS_IOC_GOINGDOWN-openat-read$FUSE-read$FUSE-fcntl$lock-mprotect
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))
openat(r0, &(0x7f0000000300)='./mnt\x00', 0x490002, 0xa0)
read$FUSE(0xffffffffffffffff, 0x0, 0x0)
read$FUSE(0xffffffffffffffff, 0x0, 0x0)
fcntl$lock(0xffffffffffffffff, 0x24, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)

program crashed: SYZFAIL: posix_spawnp failed
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$dir-ioctl$XFS_IOC_GOINGDOWN-openat-read$FUSE-read$FUSE-fcntl$lock
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))
openat(r0, &(0x7f0000000300)='./mnt\x00', 0x490002, 0xa0)
read$FUSE(0xffffffffffffffff, 0x0, 0x0)
read$FUSE(0xffffffffffffffff, 0x0, 0x0)
fcntl$lock(0xffffffffffffffff, 0x24, 0x0)

program crashed: SYZFAIL: posix_spawnp failed
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$dir-ioctl$XFS_IOC_GOINGDOWN-openat-read$FUSE-read$FUSE
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))
openat(r0, &(0x7f0000000300)='./mnt\x00', 0x490002, 0xa0)
read$FUSE(0xffffffffffffffff, 0x0, 0x0)
read$FUSE(0xffffffffffffffff, 0x0, 0x0)

program crashed: SYZFAIL: posix_spawnp failed
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$dir-ioctl$XFS_IOC_GOINGDOWN-openat-read$FUSE
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))
openat(r0, &(0x7f0000000300)='./mnt\x00', 0x490002, 0xa0)
read$FUSE(0xffffffffffffffff, 0x0, 0x0)

program crashed: SYZFAIL: posix_spawnp failed
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$dir-ioctl$XFS_IOC_GOINGDOWN-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))
openat(r0, &(0x7f0000000300)='./mnt\x00', 0x490002, 0xa0)

program crashed: SYZFAIL: posix_spawnp failed
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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

program crashed: SYZFAIL: posix_spawnp failed
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$dir
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
open$dir(&(0x7f0000000280)='./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-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
ioctl$XFS_IOC_GOINGDOWN(0xffffffffffffffff, 0x8004587d, &(0x7f00000002c0))

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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', 0x0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, 0x0, 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(0x0, &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', 0x0, &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', 0x0, 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(0x0, 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, 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-open$dir-ioctl$XFS_IOC_GOINGDOWN
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$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

program crashed: SYZFAIL: posix_spawnp 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-open$dir-ioctl$XFS_IOC_GOINGDOWN
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-open$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

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-open$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

program crashed: SYZFAIL: posix_spawnp failed
extracting C reproducer
testing compiled C 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-open$dir-ioctl$XFS_IOC_GOINGDOWN
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-open$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

program crashed: SYZFAIL: posix_spawnp failed
validation run: crashed=true
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-open$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

program crashed: SYZFAIL: posix_spawnp failed
validation run: crashed=true
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-open$dir-ioctl$XFS_IOC_GOINGDOWN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./mnt\x00', 0x1b7)
mount(&(0x7f00000001c0)=@filename='./dev/sda1\x00', &(0x7f0000000200)='./mnt\x00', &(0x7f0000000240)='ext4\x00', 0x8410, 0x0)
r0 = open$dir(&(0x7f0000000280)='./mnt\x00', 0x0, 0x2)
ioctl$XFS_IOC_GOINGDOWN(r0, 0x8004587d, &(0x7f00000002c0))

program crashed: SYZFAIL: posix_spawnp failed
validation run: crashed=true
reproducing took 26m51.648153617s
repro crashed as (corrupted=false):
2026/10/29 14:08:59 executed programs: 261
2026/10/29 14:09:04 executed programs: 561
SYZFAIL: posix_spawnp failed
 (errno 5: Input/output error)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:33891->127.0.0.1:40190: read: connection reset by peer

final repro crashed as (corrupted=false):
2026/10/29 14:08:59 executed programs: 261
2026/10/29 14:09:04 executed programs: 561
SYZFAIL: posix_spawnp failed
 (errno 5: Input/output error)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:33891->127.0.0.1:40190: read: connection reset by peer