Extracting prog: 2m2.850404814s
Minimizing prog: 13m49.392107971s
Simplifying prog options: 3m25.92875327s
Extracting C: 1m46.043827947s
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:5 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}}): socket-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-memfd_create-mprotect-openat-sendfile-ioctl$KVM_CREATE_VM-close_range
detailed listing:
executing program 0:
socket(0x10, 0x800, 0x0)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x0, 0x0})
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)
ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0)
close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x0)

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:5 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}}): socket-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-memfd_create-mprotect-openat-sendfile-ioctl$KVM_CREATE_VM-close_range
detailed listing:
executing program 0:
socket(0x10, 0x800, 0x0)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x0, 0x0})
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)
ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0)
close_range(0xffffffffffffffff, 0xffffffffffffffff, 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:5 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}}): socket-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-memfd_create-mprotect-openat-sendfile-ioctl$KVM_CREATE_VM
detailed listing:
executing program 0:
socket(0x10, 0x800, 0x0)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x0, 0x0})
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)
ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0)

program crashed: SYZFAIL: mkdir(syz-tmp) failed
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): socket-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-memfd_create-mprotect-openat-sendfile
detailed listing:
executing program 0:
socket(0x10, 0x800, 0x0)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x0, 0x0})
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)

program crashed: SYZFAIL: mkdir(syz-tmp) failed
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): socket-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-memfd_create-mprotect-openat
detailed listing:
executing program 0:
socket(0x10, 0x800, 0x0)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x0, 0x0})
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): socket-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-memfd_create-mprotect-sendfile
detailed listing:
executing program 0:
socket(0x10, 0x800, 0x0)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x0, 0x0})
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x7a68008b)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): socket-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-memfd_create-openat-sendfile
detailed listing:
executing program 0:
socket(0x10, 0x800, 0x0)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x0, 0x0})
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): socket-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-mprotect-openat-sendfile
detailed listing:
executing program 0:
socket(0x10, 0x800, 0x0)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x0, 0x0})
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): socket-memfd_create-mprotect-openat-sendfile
detailed listing:
executing program 0:
socket(0x10, 0x800, 0x0)
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)

program crashed: SYZFAIL: posix_spawnp failed
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): memfd_create-mprotect-openat-sendfile
detailed listing:
executing program 0:
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)

program crashed: SYZFAIL: mkdir(syz-tmp) failed
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): memfd_create-mprotect-openat-sendfile
detailed listing:
executing program 0:
memfd_create(0x0, 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): memfd_create-mprotect-openat-sendfile
detailed listing:
executing program 0:
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, 0x0, 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): memfd_create-mprotect-openat-sendfile
program did not crash
simplifying guilty program options
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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}}): memfd_create-mprotect-openat-sendfile
detailed listing:
executing program 0:
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)

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}}): memfd_create-mprotect-openat-sendfile
detailed listing:
executing program 0:
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): memfd_create-mprotect-openat-sendfile
detailed listing:
executing program 0:
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)

program did not crash
validation run: crashed=false
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): memfd_create-mprotect-openat-sendfile
detailed listing:
executing program 0:
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)

program did not crash
validation run: crashed=false
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): memfd_create-mprotect-openat-sendfile
detailed listing:
executing program 0:
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)

program crashed: SYZFAIL: mkdir(syz-tmp) failed
validation run: crashed=true
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): memfd_create-mprotect-openat-sendfile
detailed listing:
executing program 0:
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)

program crashed: SYZFAIL: mkdir(syz-tmp) failed
validation run: crashed=true
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): memfd_create-mprotect-openat-sendfile
detailed listing:
executing program 0:
memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x105042, 0x80)
sendfile(r0, r0, 0x0, 0x7a68008b)

program crashed: SYZFAIL: mkdir(syz-tmp) failed
validation run: crashed=true
reproducing took 27m1.734091286s
repro crashed as (corrupted=false):
2026/07/21 06:37:27 executed programs: 79
SYZFAIL: mkdir(syz-tmp) failed
 (errno 5: Input/output error)
loop exited with status 67
SYZFAIL: mkdir(syz-tmp) failed
 (errno 5: Input/output error)
loop exited with status 67
SYZFAIL: mkdir(syz-tmp) failed
 (errno 5: Input/output error)
loop exited with status 67
SYZFAIL: mkdir(syz-tmp) failed
 (errno 5: Input/output error)
loop exited with status 67
SYZFAIL: mkdir(syz-tmp) failed
 (errno 5: Input/output error)
loop exited with status 67
SYZFAIL: mkdir(syz-tmp) failed
 (errno 5: Input/output error)
loop exited with status 67
SYZFAIL: mkdir(syz-tmp) failed
 (errno 5: Input/output error)
loop exited with status 67
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: repeatedly failed to execute the program
proc=5 req=21 state=1 status=67 (errno 9: Bad file descriptor)
connection error: failed to send *flatrpc.HostMessageRawT: write tcp 127.0.0.1:43661->127.0.0.1:51852: write: broken pipe

final repro crashed as (corrupted=false):
2026/07/21 06:37:27 executed programs: 79
SYZFAIL: mkdir(syz-tmp) failed
 (errno 5: Input/output error)
loop exited with status 67
SYZFAIL: mkdir(syz-tmp) failed
 (errno 5: Input/output error)
loop exited with status 67
SYZFAIL: mkdir(syz-tmp) failed
 (errno 5: Input/output error)
loop exited with status 67
SYZFAIL: mkdir(syz-tmp) failed
 (errno 5: Input/output error)
loop exited with status 67
SYZFAIL: mkdir(syz-tmp) failed
 (errno 5: Input/output error)
loop exited with status 67
SYZFAIL: mkdir(syz-tmp) failed
 (errno 5: Input/output error)
loop exited with status 67
SYZFAIL: mkdir(syz-tmp) failed
 (errno 5: Input/output error)
loop exited with status 67
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: failed to mkdtemp
 (errno 28: No space left on device)
SYZFAIL: repeatedly failed to execute the program
proc=5 req=21 state=1 status=67 (errno 9: Bad file descriptor)
connection error: failed to send *flatrpc.HostMessageRawT: write tcp 127.0.0.1:43661->127.0.0.1:51852: write: broken pipe