Extracting prog: 3m18.59700561s
Minimizing prog: 27m40.308708816s
Simplifying prog options: 3m26.143346103s
Extracting C: 1m43.121271579s
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}}): openat$tun-mkdirat-sendmsg$NL80211_CMD_FRAME-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
sendmsg$NL80211_CMD_FRAME(0xffffffffffffffff, 0x0, 0x0)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-sendmsg$NL80211_CMD_FRAME-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
sendmsg$NL80211_CMD_FRAME(0xffffffffffffffff, 0x0, 0x0)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program crashed: SYZFAIL: posix_spawnp failed
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-sendmsg$NL80211_CMD_FRAME-mount-mkdirat-mount-mprotect
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
sendmsg$NL80211_CMD_FRAME(0xffffffffffffffff, 0x0, 0x0)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-sendmsg$NL80211_CMD_FRAME-mount-mkdirat-mount-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
sendmsg$NL80211_CMD_FRAME(0xffffffffffffffff, 0x0, 0x0)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-sendmsg$NL80211_CMD_FRAME-mount-mkdirat-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
sendmsg$NL80211_CMD_FRAME(0xffffffffffffffff, 0x0, 0x0)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-sendmsg$NL80211_CMD_FRAME-mount-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
sendmsg$NL80211_CMD_FRAME(0xffffffffffffffff, 0x0, 0x0)
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)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-sendmsg$NL80211_CMD_FRAME-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
sendmsg$NL80211_CMD_FRAME(0xffffffffffffffff, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program crashed: SYZFAIL: posix_spawnp failed
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-mount-mprotect-syz_clone
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', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', 0x0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, 0x0, 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(0x0, &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', 0x0, &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', 0x0, 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
program did not crash
simplifying guilty program options
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {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}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
validation run: crashed=false
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program did not crash
validation run: crashed=false
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program crashed: SYZFAIL: posix_spawnp failed
validation run: crashed=true
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program crashed: SYZFAIL: posix_spawnp failed
validation run: crashed=true
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-mkdirat-mount-mkdirat-mount-mprotect-syz_clone
detailed listing:
executing program 0:
openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1a7)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0)

program crashed: SYZFAIL: posix_spawnp failed
validation run: crashed=true
reproducing took 42m22.253835049s
repro crashed as (corrupted=false):
2026/09/11 06:19:47 executed programs: 201
2026/09/11 06:19:52 executed programs: 308
SYZFAIL: posix_spawnp failed
 (errno 2: No such file or directory)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF

final repro crashed as (corrupted=false):
2026/09/11 06:19:47 executed programs: 201
2026/09/11 06:19:52 executed programs: 308
SYZFAIL: posix_spawnp failed
 (errno 2: No such file or directory)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF