Extracting prog: 2m11.025368317s
Minimizing prog: 1m3.220093212s
Simplifying prog options: 2m44.339353452s
Extracting C: 1m4.150913594s
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}}): mmap-openat
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x4, 0x6b35e9d94325c671, 0xffffffffffffffff, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000000)='./file2\x00', 0x15b042, 0x20)

program crashed: lost connection to test machine
program crashed: SYZFAIL: failed to recv rpc
single: successfully extracted reproducer
found reproducer with 2 syscalls
minimizing guilty program
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}}): mmap
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x4, 0x6b35e9d94325c671, 0xffffffffffffffff, 0x0)

program crashed: SYZFAIL: failed to recv rpc
extracting C reproducer
testing compiled C 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}}): mmap
program did not crash
simplifying guilty program options
testing program (duration=30s, {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}}): mmap
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x4, 0x6b35e9d94325c671, 0xffffffffffffffff, 0x0)

program crashed: lost connection to test machine
a never seen crash title: lost connection to test machine, ignore
testing program (duration=30s, {Threaded:true 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}}): mmap
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x4, 0x6b35e9d94325c671, 0xffffffffffffffff, 0x0)

program crashed: SYZFAIL: failed to recv rpc
extracting C reproducer
testing compiled C program (duration=30s, {Threaded:true 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}}): mmap
program did not crash
testing program (duration=30s, {Threaded:true 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}}): mmap
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x4, 0x6b35e9d94325c671, 0xffffffffffffffff, 0x0)

program crashed: lost connection to test machine
validation run: crashed=true
testing program (duration=30s, {Threaded:true 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}}): mmap
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x4, 0x6b35e9d94325c671, 0xffffffffffffffff, 0x0)

program crashed: lost connection to test machine
validation run: crashed=true
testing program (duration=30s, {Threaded:true 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}}): mmap
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x4, 0x6b35e9d94325c671, 0xffffffffffffffff, 0x0)

program crashed: SYZFAIL: failed to recv rpc
validation run: crashed=true
reproducing took 9m15.799628887s
repro crashed as (corrupted=false):
SYZFAIL: failed to recv rpc
fd=4 want=4 recv=0 n=0aborting RPC server: mismatching manager/executor arches: amd64 vs 386 (full request: `&flatrpc.ConnectRequestRawT{Cookie:0x959f495f6a3b9240, Id:0, Arch:"386", GitRevision:"cee4cb105fe040b0677ce7fa323e6b3458fd0779", SyzRevision:"3cef233bb64c12952c330d3f223bf232815cec07"}`)


FreeBSD/amd64 (ci-freebsd-i386-1.us-central1-b.c.syzkaller.internal) (ttyu0)

login: set $lines = 0
Password:
Login incorrect
login: show registers
Password:
Login incorrect
login: ps
Dec  6 15:51:06 ci-freebsd-i386-1 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
fd=4 want=4 recv=0 n=0aborting RPC server: mismatching manager/executor arches: amd64 vs 386 (full request: `&flatrpc.ConnectRequestRawT{Cookie:0x959f495f6a3b9240, Id:0, Arch:"386", GitRevision:"cee4cb105fe040b0677ce7fa323e6b3458fd0779", SyzRevision:"3cef233bb64c12952c330d3f223bf232815cec07"}`)


FreeBSD/amd64 (ci-freebsd-i386-1.us-central1-b.c.syzkaller.internal) (ttyu0)

login: set $lines = 0
Password:
Login incorrect
login: show registers
Password:
Login incorrect
login: ps
Dec  6 15:51:06 ci-freebsd-i386-1 login[747]: 2 LOGIN FAILURES ON ttyu0
Password:
Login incorrect
login: show malloc
Password:
Login incorrect
show all tcpcbs/bl