Extracting prog: 2m44.070201158s Minimizing prog: 120.51µs Simplifying prog options: 4m10.438711842s Extracting C: 1m4.103406935s 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:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) program crashed: lost connection to test machine program crashed: lost connection to test machine single: successfully extracted reproducer found reproducer with 1 syscalls minimizing guilty program extracting C reproducer testing compiled C program (duration=57.257114506s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp program did not crash simplifying guilty program options testing program (duration=57.257114506s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) program crashed: lost connection to test machine extracting C reproducer testing compiled C program (duration=57.257114506s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp program did not crash testing program (duration=57.257114506s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) program crashed: lost connection to test machine extracting C reproducer testing compiled C program (duration=57.257114506s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp program did not crash testing program (duration=57.257114506s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) program crashed: lost connection to test machine validation run: crashed=true testing program (duration=57.257114506s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) program crashed: lost connection to test machine validation run: crashed=true testing program (duration=57.257114506s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) program crashed: SYZFAIL: failed to recv rpc validation run: crashed=true reproducing took 11m21.690277421s repro crashed as (corrupted=false): SYZFAIL: failed to recv rpc aborting RPC server: mismatching manager/executor arches: amd64 vs 386 (full request: `&flatrpc.ConnectRequestRawT{Cookie:0xc2ca27d3a5cc26cd, Id:0, Arch:"386", GitRevision:"ef766cd7419cd6574f2bc8df4b866b93bc12bcb1", SyzRevision:"3cef233bb64c12952c330d3f223bf232815cec07"}`) FreeBSD/amd64 (ci-freebsd-i386-0.us-central1-b.c.syzkaller.internal) (ttyu0) login: set $lines = 0 Password: Login incorrect login: show registers Password: Login incorrect login: ps Nov 18 07:49:28 ci-freebsd-i386-0 login[747]: 2 LOGIN FAILURES ON ttyu0 Password: Login incorrect login: show malloc Password: Login incorrect show all tcpcbs/bl final repro crashed as (corrupted=false): SYZFAIL: failed to recv rpc aborting RPC server: mismatching manager/executor arches: amd64 vs 386 (full request: `&flatrpc.ConnectRequestRawT{Cookie:0xc2ca27d3a5cc26cd, Id:0, Arch:"386", GitRevision:"ef766cd7419cd6574f2bc8df4b866b93bc12bcb1", SyzRevision:"3cef233bb64c12952c330d3f223bf232815cec07"}`) FreeBSD/amd64 (ci-freebsd-i386-0.us-central1-b.c.syzkaller.internal) (ttyu0) login: set $lines = 0 Password: Login incorrect login: show registers Password: Login incorrect login: ps Nov 18 07:49:28 ci-freebsd-i386-0 login[747]: 2 LOGIN FAILURES ON ttyu0 Password: Login incorrect login: show malloc Password: Login incorrect show all tcpcbs/bl