Extracting prog: 4m16.899831633s
Minimizing prog: 27m21.225680071s
Simplifying prog options: 13m14.052648659s
Extracting C: 5m59.750899829s
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-syz_mount_image$ext4-mount
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffffffffffff9c, &(0x7f0000000280), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000300)={0x3a, 'syz3', 0x3a, 'M', 0x3a, 0x5, 0x3a, ',', 0x3a, '\x02\x00', 0x3a, './file0'}, 0x2a)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x0, &(0x7f0000000340)={[{@resgid}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x800}}, {@norecovery}, {@user_xattr}]}, 0xfd, 0x4fa, &(0x7f00000005c0)="$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")
mount(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000280)='debugfs\x00', 0x0, 0x0)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {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-syz_mount_image$ext4-mount
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffffffffffff9c, &(0x7f0000000280), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000300)={0x3a, 'syz3', 0x3a, 'M', 0x3a, 0x5, 0x3a, ',', 0x3a, '\x02\x00', 0x3a, './file0'}, 0x2a)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x0, &(0x7f0000000340)={[{@resgid}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x800}}, {@norecovery}, {@user_xattr}]}, 0xfd, 0x4fa, &(0x7f00000005c0)="$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")
mount(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000280)='debugfs\x00', 0x0, 0x0)

program crashed: SYZFAIL: posix_spawnp failed
single: successfully extracted reproducer
found reproducer with 4 syscalls
minimizing guilty program
testing program (duration=6m0s, {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-syz_mount_image$ext4
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffffffffffff9c, &(0x7f0000000280), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000300)={0x3a, 'syz3', 0x3a, 'M', 0x3a, 0x5, 0x3a, ',', 0x3a, '\x02\x00', 0x3a, './file0'}, 0x2a)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x0, &(0x7f0000000340)={[{@resgid}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x800}}, {@norecovery}, {@user_xattr}]}, 0xfd, 0x4fa, &(0x7f00000005c0)="$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")

program crashed: SYZFAIL: posix_spawnp failed
testing program (duration=6m0s, {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$binfmt_register(0xffffffffffffff9c, &(0x7f0000000280), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000300)={0x3a, 'syz3', 0x3a, 'M', 0x3a, 0x5, 0x3a, ',', 0x3a, '\x02\x00', 0x3a, './file0'}, 0x2a)

program crashed: SYZFAIL: posix_spawnp failed
testing program (duration=6m0s, {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(0xffffffffffffff9c, &(0x7f0000000280), 0x1, 0x0)

program did not crash
testing program (duration=6m0s, {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, &(0x7f0000000300)={0x3a, 'syz3', 0x3a, 'M', 0x3a, 0x5, 0x3a, ',', 0x3a, '\x02\x00', 0x3a, './file0'}, 0x2a)

program did not crash
testing program (duration=6m0s, {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$binfmt_register(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000300)={0x3a, 'syz3', 0x3a, 'M', 0x3a, 0x5, 0x3a, ',', 0x3a, '\x02\x00', 0x3a, './file0'}, 0x2a)

program did not crash
testing program (duration=6m0s, {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$binfmt_register(0xffffffffffffff9c, &(0x7f0000000280), 0x1, 0x0)
write$binfmt_register(r0, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {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 crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m0s, {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$binfmt_register(0xffffffffffffff9c, &(0x7f0000000280), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000300)={0x3a, 'syz3', 0x3a, 'M', 0x3a, 0x5, 0x3a, ',', 0x3a, '\x02\x00', 0x3a, './file0'}, 0x2a)

program crashed: SYZFAIL: posix_spawnp failed
extracting C reproducer
testing compiled C program (duration=6m0s, {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
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing program (duration=6m0s, {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}}): openat$binfmt_register-write$binfmt_register
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffffffffffff9c, &(0x7f0000000280), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000300)={0x3a, 'syz3', 0x3a, 'M', 0x3a, 0x5, 0x3a, ',', 0x3a, '\x02\x00', 0x3a, './file0'}, 0x2a)

program crashed: SYZFAIL: posix_spawnp failed
extracting C reproducer
testing compiled C program (duration=6m0s, {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}}): openat$binfmt_register-write$binfmt_register
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing program (duration=6m0s, {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}}): openat$binfmt_register-write$binfmt_register
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffffffffffff9c, &(0x7f0000000280), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000300)={0x3a, 'syz3', 0x3a, 'M', 0x3a, 0x5, 0x3a, ',', 0x3a, '\x02\x00', 0x3a, './file0'}, 0x2a)

program crashed: SYZFAIL: posix_spawnp failed
validation run: crashed=true
testing program (duration=6m0s, {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}}): openat$binfmt_register-write$binfmt_register
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffffffffffff9c, &(0x7f0000000280), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000300)={0x3a, 'syz3', 0x3a, 'M', 0x3a, 0x5, 0x3a, ',', 0x3a, '\x02\x00', 0x3a, './file0'}, 0x2a)

program crashed: SYZFAIL: posix_spawnp failed
validation run: crashed=true
testing program (duration=6m0s, {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}}): openat$binfmt_register-write$binfmt_register
detailed listing:
executing program 0:
r0 = openat$binfmt_register(0xffffffffffffff9c, &(0x7f0000000280), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000300)={0x3a, 'syz3', 0x3a, 'M', 0x3a, 0x5, 0x3a, ',', 0x3a, '\x02\x00', 0x3a, './file0'}, 0x2a)

program crashed: SYZFAIL: posix_spawnp failed
validation run: crashed=true
reproducing took 52m42.036127403s
repro crashed as (corrupted=false):
2025/11/09 00:42:05 executed programs: 264
2025/11/09 00:42:10 executed programs: 558
SYZFAIL: posix_spawnp failed
 (errno 2: No such file or directory)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:36633->127.0.0.1:41878: read: connection reset by peer

final repro crashed as (corrupted=false):
2025/11/09 00:42:05 executed programs: 264
2025/11/09 00:42:10 executed programs: 558
SYZFAIL: posix_spawnp failed
 (errno 2: No such file or directory)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:36633->127.0.0.1:41878: read: connection reset by peer