Extracting prog: 2m6.655039467s
Minimizing prog: 4m13.976494391s
Simplifying prog options: 2m43.884498757s
Extracting C: 41.343023678s
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}}): openat$binfmt_register-write$binfmt_register
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffff9c, &(0x7f0000000000), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000180)={0x3a, 'syz2', 0x3a, 'M', 0x3a, 0x2, 0x3a, '\b', 0x3a, '\x02\x00\x00\x00\x94oi\x04|S$\x01\x1f\xa0\xf7V\xea\x17WV\xab\n\x9a7\xe6`\xe5\x16G\x85\x84', 0x3a, './file0'}, 0x47)

program crashed: lost connection to test machine
single: successfully extracted reproducer
found reproducer with 2 syscalls
minimizing guilty program
testing program (duration=53.152031152s, {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}}): openat$binfmt_register
detailed listing:
executing program 0:
openat$binfmt_register(0xffffff9c, &(0x7f0000000000), 0x1, 0x0)

program did not crash
testing program (duration=53.152031152s, {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}}): write$binfmt_register
detailed listing:
executing program 0:
write$binfmt_register(0xffffffffffffffff, &(0x7f0000000180)={0x3a, 'syz2', 0x3a, 'M', 0x3a, 0x2, 0x3a, '\b', 0x3a, '\x02\x00\x00\x00\x94oi\x04|S$\x01\x1f\xa0\xf7V\xea\x17WV\xab\n\x9a7\xe6`\xe5\x16G\x85\x84', 0x3a, './file0'}, 0x47)

program did not crash
testing program (duration=53.152031152s, {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}}): openat$binfmt_register-write$binfmt_register
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffff9c, 0x0, 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000180)={0x3a, 'syz2', 0x3a, 'M', 0x3a, 0x2, 0x3a, '\b', 0x3a, '\x02\x00\x00\x00\x94oi\x04|S$\x01\x1f\xa0\xf7V\xea\x17WV\xab\n\x9a7\xe6`\xe5\x16G\x85\x84', 0x3a, './file0'}, 0x47)

program did not crash
testing program (duration=53.152031152s, {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}}): openat$binfmt_register-write$binfmt_register
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffff9c, &(0x7f0000000000), 0x1, 0x0)
write$binfmt_register(r0, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=53.152031152s, {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}}): openat$binfmt_register-write$binfmt_register
program did not crash
simplifying guilty program options
testing program (duration=53.152031152s, {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}}): openat$binfmt_register-write$binfmt_register
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffff9c, &(0x7f0000000000), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000180)={0x3a, 'syz2', 0x3a, 'M', 0x3a, 0x2, 0x3a, '\b', 0x3a, '\x02\x00\x00\x00\x94oi\x04|S$\x01\x1f\xa0\xf7V\xea\x17WV\xab\n\x9a7\xe6`\xe5\x16G\x85\x84', 0x3a, './file0'}, 0x47)

program crashed: SYZFAIL: posix_spawnp failed
a never seen crash title: SYZFAIL: posix_spawnp failed, ignore
testing program (duration=53.152031152s, {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}}): openat$binfmt_register-write$binfmt_register
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffff9c, &(0x7f0000000000), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000180)={0x3a, 'syz2', 0x3a, 'M', 0x3a, 0x2, 0x3a, '\b', 0x3a, '\x02\x00\x00\x00\x94oi\x04|S$\x01\x1f\xa0\xf7V\xea\x17WV\xab\n\x9a7\xe6`\xe5\x16G\x85\x84', 0x3a, './file0'}, 0x47)

program crashed: lost connection to test machine
extracting C reproducer
testing compiled C program (duration=53.152031152s, {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}}): openat$binfmt_register-write$binfmt_register
program did not crash
testing program (duration=53.152031152s, {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}}): openat$binfmt_register-write$binfmt_register
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffff9c, &(0x7f0000000000), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000180)={0x3a, 'syz2', 0x3a, 'M', 0x3a, 0x2, 0x3a, '\b', 0x3a, '\x02\x00\x00\x00\x94oi\x04|S$\x01\x1f\xa0\xf7V\xea\x17WV\xab\n\x9a7\xe6`\xe5\x16G\x85\x84', 0x3a, './file0'}, 0x47)

program crashed: lost connection to test machine
validation run: crashed=true
testing program (duration=53.152031152s, {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}}): openat$binfmt_register-write$binfmt_register
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffff9c, &(0x7f0000000000), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000180)={0x3a, 'syz2', 0x3a, 'M', 0x3a, 0x2, 0x3a, '\b', 0x3a, '\x02\x00\x00\x00\x94oi\x04|S$\x01\x1f\xa0\xf7V\xea\x17WV\xab\n\x9a7\xe6`\xe5\x16G\x85\x84', 0x3a, './file0'}, 0x47)

program crashed: lost connection to test machine
validation run: crashed=true
testing program (duration=53.152031152s, {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}}): openat$binfmt_register-write$binfmt_register
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffff9c, &(0x7f0000000000), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000180)={0x3a, 'syz2', 0x3a, 'M', 0x3a, 0x2, 0x3a, '\b', 0x3a, '\x02\x00\x00\x00\x94oi\x04|S$\x01\x1f\xa0\xf7V\xea\x17WV\xab\n\x9a7\xe6`\xe5\x16G\x85\x84', 0x3a, './file0'}, 0x47)

program crashed: lost connection to test machine
validation run: crashed=true
reproducing took 13m29.580277772s
repro crashed as (corrupted=false):

final repro crashed as (corrupted=false):