Extracting prog: 1m14.123514659s
Minimizing prog: 3m33.53527247s
Simplifying prog options: 2m42.978955851s
Extracting C: 49.437024865s
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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-openat$cgroup_ro-write$cgroup_subtree-mmap-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000540)=ANY=[@ANYBLOB="0b00000000010000000100000900000001"], 0x48)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000000), &(0x7f00000002c0), 0x8, r0}, 0x38)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_subtree(r1, 0x0, 0x32600)
mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r1, 0x0)
bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0)

program crashed: lost connection to test machine
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
testing program (duration=32.438862993s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-openat$cgroup_ro-write$cgroup_subtree-mmap
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000540)=ANY=[@ANYBLOB="0b00000000010000000100000900000001"], 0x48)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000000), &(0x7f00000002c0), 0x8, r0}, 0x38)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_subtree(r1, 0x0, 0x32600)
mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r1, 0x0)

program crashed: SYZFAIL: failed to recv rpc
testing program (duration=32.438862993s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-openat$cgroup_ro-write$cgroup_subtree
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000540)=ANY=[@ANYBLOB="0b00000000010000000100000900000001"], 0x48)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000000), &(0x7f00000002c0), 0x8, r0}, 0x38)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_subtree(r1, 0x0, 0x32600)

program crashed: lost connection to test machine
testing program (duration=32.438862993s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-openat$cgroup_ro
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000540)=ANY=[@ANYBLOB="0b00000000010000000100000900000001"], 0x48)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000000), &(0x7f00000002c0), 0x8, r0}, 0x38)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0)

program crashed: lost connection to test machine
testing program (duration=32.438862993s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000540)=ANY=[@ANYBLOB="0b00000000010000000100000900000001"], 0x48)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000000), &(0x7f00000002c0), 0x8, r0}, 0x38)

program crashed: SYZFAIL: failed to recv rpc
testing program (duration=32.438862993s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f0000000540)=ANY=[@ANYBLOB="0b00000000010000000100000900000001"], 0x48)

program crashed: SYZFAIL: failed to recv rpc
testing program (duration=32.438862993s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, 0x0, 0x48)

program crashed: lost connection to test machine
extracting C reproducer
testing compiled C program (duration=32.438862993s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE
program did not crash
simplifying guilty program options
testing program (duration=32.438862993s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, 0x0, 0x48)

program crashed: SYZFAIL: failed to recv rpc
extracting C reproducer
testing compiled C program (duration=32.438862993s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE
program did not crash
testing program (duration=32.438862993s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, 0x0, 0x48)

program crashed: SYZFAIL: failed to recv rpc
extracting C reproducer
testing compiled C program (duration=32.438862993s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE
program did not crash
testing program (duration=32.438862993s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, 0x0, 0x48)

program crashed: lost connection to test machine
validation run: crashed=true
testing program (duration=32.438862993s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, 0x0, 0x48)

program crashed: SYZFAIL: failed to recv rpc
validation run: crashed=true
testing program (duration=32.438862993s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, 0x0, 0x48)

program crashed: SYZFAIL: failed to recv rpc
validation run: crashed=true
reproducing took 9m55.614101136s
repro crashed as (corrupted=false):
Warning: Permanently added '[localhost]:11349' (ED25519) to the list of known hosts.
2025/12/31 06:19:55 parsed 1 programs
SYZFAIL: failed to recv rpc
fd=3 want=4 recv=0 n=0 (errno 22: Invalid argument)
aborting RPC server: mismatching manager/executor arches: amd64 vs 386 (full request: `&flatrpc.ConnectRequestRawT{Cookie:0x44bcadd7e1c85088, Id:0, Arch:"386", GitRevision:"d1b870e1003b52891d2196c1e2ee42fe905010ba", SyzRevision:"5e29b4d4fd108d8b9f527cb3e326d4a12d8f0ded"}`)

final repro crashed as (corrupted=false):
Warning: Permanently added '[localhost]:11349' (ED25519) to the list of known hosts.
2025/12/31 06:19:55 parsed 1 programs
SYZFAIL: failed to recv rpc
fd=3 want=4 recv=0 n=0 (errno 22: Invalid argument)
aborting RPC server: mismatching manager/executor arches: amd64 vs 386 (full request: `&flatrpc.ConnectRequestRawT{Cookie:0x44bcadd7e1c85088, Id:0, Arch:"386", GitRevision:"d1b870e1003b52891d2196c1e2ee42fe905010ba", SyzRevision:"5e29b4d4fd108d8b9f527cb3e326d4a12d8f0ded"}`)