Extracting prog: 1m52.815670272s
Minimizing prog: 18m55.345955937s
Simplifying prog options: 0s
Extracting C: 1m47.667147913s
Simplifying C: 19m8.881426575s


extracting reproducer from 30 programs
first checking the prog from the crash report
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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
r3 = accept4(r0, 0x0, 0x0, 0x80000)
connect$vsock_stream(r3, 0x0, 0x0)

program crashed: kernel BUG in pn_socket_connect
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
accept4(r0, 0x0, 0x0, 0x80000)

program did not crash
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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
connect$vsock_stream(0xffffffffffffffff, 0x0, 0x0)

program did not crash
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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
socket$phonet_pipe(0x23, 0x5, 0x2)
r2 = accept4(r0, 0x0, 0x0, 0x80000)
connect$vsock_stream(r2, 0x0, 0x0)

program did not crash
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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-connect$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
connect$phonet_pipe(0xffffffffffffffff, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
r2 = accept4(r0, 0x0, 0x0, 0x80000)
connect$vsock_stream(r2, 0x0, 0x0)

program did not crash
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: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}}): socket$kcm-listen-socket$kcm-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
socket$kcm(0x10, 0x2, 0x0)
r1 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r1, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
r2 = accept4(r0, 0x0, 0x0, 0x80000)
connect$vsock_stream(r2, 0x0, 0x0)

program did not crash
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: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}}): socket$kcm-listen-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
r1 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r1, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
r2 = accept4(r0, 0x0, 0x0, 0x80000)
connect$vsock_stream(r2, 0x0, 0x0)

program did not crash
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: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}}): socket$kcm-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
r3 = accept4(r0, 0x0, 0x0, 0x80000)
connect$vsock_stream(r3, 0x0, 0x0)

program did not crash
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: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}}): listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
listen(0xffffffffffffffff, 0x800)
r0 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
r1 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r1, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
r2 = accept4(0xffffffffffffffff, 0x0, 0x0, 0x80000)
connect$vsock_stream(r2, 0x0, 0x0)

program did not crash
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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, 0x0, 0x24004084)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
r3 = accept4(r0, 0x0, 0x0, 0x80000)
connect$vsock_stream(r3, 0x0, 0x0)

program did not crash
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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
r3 = accept4(r0, 0x0, 0x0, 0x80000)
connect$vsock_stream(r3, 0x0, 0x0)

program did not crash
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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{0x0}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
r3 = accept4(r0, 0x0, 0x0, 0x80000)
connect$vsock_stream(r3, 0x0, 0x0)

program did not crash
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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
r3 = accept4(r0, 0x0, 0x0, 0x80000)
connect$vsock_stream(r3, 0x0, 0x0)

program did not crash
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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, 0x0, 0x0)
r3 = accept4(r0, 0x0, 0x0, 0x80000)
connect$vsock_stream(r3, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C 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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program crashed: kernel BUG in pn_socket_connect
simplifying C reproducer
testing compiled C program (duration=30s, {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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program did not crash
testing compiled C program (duration=30s, {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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program crashed: kernel BUG in pn_socket_connect
testing compiled C program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: 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:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program did not crash
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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program crashed: kernel BUG in pn_socket_connect
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: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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program did not crash
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:true NetReset:false Cgroups:false BinfmtMisc:false 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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program crashed: kernel BUG in pn_socket_connect
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:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false 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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program crashed: kernel BUG in pn_socket_connect
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:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false 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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program crashed: kernel BUG in pn_socket_connect
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:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false 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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program crashed: kernel BUG in pn_socket_connect
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:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program crashed: kernel BUG in pn_socket_connect
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:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false 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}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program crashed: kernel BUG in pn_socket_connect
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:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program crashed: kernel BUG in pn_socket_connect
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:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program crashed: kernel BUG in pn_socket_connect
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:true 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:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program crashed: kernel BUG in pn_socket_connect
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:true 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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
program crashed: kernel BUG in pn_socket_connect
testing program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true 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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
r3 = accept4(r0, 0x0, 0x0, 0x80000)
connect$vsock_stream(r3, 0x0, 0x0)

program crashed: kernel BUG in pn_socket_connect
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:true 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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
r3 = accept4(r0, 0x0, 0x0, 0x80000)
connect$vsock_stream(r3, 0x0, 0x0)

program crashed: kernel BUG in pn_socket_connect
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:true 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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe-accept4-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x24004084)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)
r3 = accept4(r0, 0x0, 0x0, 0x80000)
connect$vsock_stream(r3, 0x0, 0x0)

program crashed: kernel BUG in pn_socket_connect
validation run: crashed=true
reproducing took 45m50.066440952s
repro crashed as (corrupted=false):
netlink: 'syz.0.17': attribute type 2 has an invalid length.
------------[ cut here ]------------
kernel BUG at net/phonet/socket.c:213!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4519 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : pn_socket_autobind net/phonet/socket.c:213 [inline]
pc : pn_socket_connect+0x8dc/0x8e0 net/phonet/socket.c:227
lr : pn_socket_autobind net/phonet/socket.c:213 [inline]
lr : pn_socket_connect+0x8dc/0x8e0 net/phonet/socket.c:227
sp : ffff800020f47a60
x29: ffff800020f47b80 x28: dfff800000000000 x27: dfff800000000000
x26: ffff7000041e8f58 x25: 0000000000000000 x24: ffff800020f47c20
x23: 0000000000000000 x22: 7fffffffffffffff x21: ffff0000df280c80
x20: ffff0000e03b0c00 x19: 1fffe0001c076183 x18: 0000000000000000
x17: 0000000000000000 x16: ffff8000082dd38c x15: 0000000000000000
x14: 0000000000000001 x13: 1fffe0001be501a3 x12: 0000000000000000
x11: ff00800011089ea0 x10: 0000000000000000 x9 : ffff800011089ea0
x8 : ffff0000d12d5400 x7 : ffff80000fea0214 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000
x2 : ffff800020f478a0 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 pn_socket_autobind net/phonet/socket.c:213 [inline]
 pn_socket_connect+0x8dc/0x8e0 net/phonet/socket.c:227
 __sys_connect_file net/socket.c:2011 [inline]
 __sys_connect+0x28c/0x2b4 net/socket.c:2028
 __do_sys_connect net/socket.c:2038 [inline]
 __se_sys_connect net/socket.c:2035 [inline]
 __arm64_sys_connect+0x7c/0x94 net/socket.c:2035
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x12c arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Code: 91004900 97bda4fc 17ffff75 97bda490 (d4210000) 
---[ end trace 0000000000000000 ]---

final repro crashed as (corrupted=false):
netlink: 'syz.0.17': attribute type 2 has an invalid length.
------------[ cut here ]------------
kernel BUG at net/phonet/socket.c:213!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4519 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : pn_socket_autobind net/phonet/socket.c:213 [inline]
pc : pn_socket_connect+0x8dc/0x8e0 net/phonet/socket.c:227
lr : pn_socket_autobind net/phonet/socket.c:213 [inline]
lr : pn_socket_connect+0x8dc/0x8e0 net/phonet/socket.c:227
sp : ffff800020f47a60
x29: ffff800020f47b80 x28: dfff800000000000 x27: dfff800000000000
x26: ffff7000041e8f58 x25: 0000000000000000 x24: ffff800020f47c20
x23: 0000000000000000 x22: 7fffffffffffffff x21: ffff0000df280c80
x20: ffff0000e03b0c00 x19: 1fffe0001c076183 x18: 0000000000000000
x17: 0000000000000000 x16: ffff8000082dd38c x15: 0000000000000000
x14: 0000000000000001 x13: 1fffe0001be501a3 x12: 0000000000000000
x11: ff00800011089ea0 x10: 0000000000000000 x9 : ffff800011089ea0
x8 : ffff0000d12d5400 x7 : ffff80000fea0214 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000
x2 : ffff800020f478a0 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 pn_socket_autobind net/phonet/socket.c:213 [inline]
 pn_socket_connect+0x8dc/0x8e0 net/phonet/socket.c:227
 __sys_connect_file net/socket.c:2011 [inline]
 __sys_connect+0x28c/0x2b4 net/socket.c:2028
 __do_sys_connect net/socket.c:2038 [inline]
 __se_sys_connect net/socket.c:2035 [inline]
 __arm64_sys_connect+0x7c/0x94 net/socket.c:2035
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x12c arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Code: 91004900 97bda4fc 17ffff75 97bda490 (d4210000) 
---[ end trace 0000000000000000 ]---