Extracting prog: 34.512808963s Minimizing prog: 4m52.517172608s Simplifying prog options: 0s Extracting C: 32.494175915s Simplifying C: 2m45.657841237s 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:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: r0 = syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}], 0x60, 0x4000014}, 0x0) accept(r1, 0x0, 0x0) program crashed: panic: thread group not visible in its own or an ancestor PID namespace single: successfully extracted reproducer found reproducer with 4 syscalls minimizing guilty program testing program (duration=36.509146846s, {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:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink detailed listing: executing program 0: r0 = syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}], 0x60, 0x4000014}, 0x0) program did not crash testing program (duration=36.509146846s, {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:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-accept detailed listing: executing program 0: syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) accept(r0, 0x0, 0x0) program did not crash testing program (duration=36.509146846s, {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:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-sendmsg$netlink-accept detailed listing: executing program 0: r0 = syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}], 0x60, 0x4000014}, 0x0) accept(0xffffffffffffffff, 0x0, 0x0) program did not crash testing program (duration=36.509146846s, {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:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}], 0x60, 0x4000014}, 0x0) accept(r0, 0x0, 0x0) program did not crash testing program (duration=36.509146846s, {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:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: r0 = syz_clone(0x68308000, 0x0, 0x0, 0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}], 0x60, 0x4000014}, 0x0) accept(r1, 0x0, 0x0) program did not crash testing program (duration=36.509146846s, {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:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r0, 0x0, 0x0) accept(r0, 0x0, 0x0) program did not crash testing program (duration=36.509146846s, {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:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000014}, 0x0) accept(r0, 0x0, 0x0) program did not crash testing program (duration=36.509146846s, {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:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0), 0x0, 0x4000014}, 0x0) accept(r0, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=36.509146846s, {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:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept program crashed: panic: thread group not visible in its own or an ancestor PID namespace simplifying C reproducer testing compiled C program (duration=36.509146846s, {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:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept program did not crash testing compiled C program (duration=36.509146846s, {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:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept program did not crash testing compiled C program (duration=36.509146846s, {Threaded:true 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:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept program did not crash testing compiled C program (duration=36.509146846s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept program crashed: panic: thread group not visible in its own or an ancestor PID namespace testing compiled C program (duration=36.509146846s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept program crashed: panic: thread group not visible in its own or an ancestor PID namespace testing compiled C program (duration=36.509146846s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept program crashed: panic: thread group not visible in its own or an ancestor PID namespace testing compiled C program (duration=36.509146846s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept program crashed: panic: thread group not visible in its own or an ancestor PID namespace testing program (duration=36.509146846s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: r0 = syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}], 0x60, 0x4000014}, 0x0) accept(r1, 0x0, 0x0) program did not crash validation run: crashed=false testing program (duration=36.509146846s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: r0 = syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}], 0x60, 0x4000014}, 0x0) accept(r1, 0x0, 0x0) program did not crash validation run: crashed=false testing program (duration=36.509146846s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: r0 = syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}], 0x60, 0x4000014}, 0x0) accept(r1, 0x0, 0x0) program did not crash validation run: crashed=false testing program (duration=36.509146846s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: r0 = syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}], 0x60, 0x4000014}, 0x0) accept(r1, 0x0, 0x0) program did not crash validation run: crashed=false testing program (duration=36.509146846s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: r0 = syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}], 0x60, 0x4000014}, 0x0) accept(r1, 0x0, 0x0) program crashed: panic: thread group not visible in its own or an ancestor PID namespace validation run: crashed=true testing program (duration=36.509146846s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: r0 = syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}], 0x60, 0x4000014}, 0x0) accept(r1, 0x0, 0x0) program did not crash validation run: crashed=false testing program (duration=36.509146846s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: r0 = syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}], 0x60, 0x4000014}, 0x0) accept(r1, 0x0, 0x0) program crashed: panic: thread group not visible in its own or an ancestor PID namespace validation run: crashed=true testing program (duration=36.509146846s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: r0 = syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}], 0x60, 0x4000014}, 0x0) accept(r1, 0x0, 0x0) program did not crash validation run: crashed=false testing program (duration=36.509146846s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: r0 = syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}], 0x60, 0x4000014}, 0x0) accept(r1, 0x0, 0x0) program did not crash validation run: crashed=false testing program (duration=36.509146846s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone-socket$nl_route-sendmsg$netlink-accept detailed listing: executing program 0: r0 = syz_clone(0x68308000, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000002ac0)=[@cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}, @cred={{0x1c, 0x1, 0x2, {r0}}}], 0x60, 0x4000014}, 0x0) accept(r1, 0x0, 0x0) program did not crash validation run: crashed=false reproducing took 14m32.425998578s repro crashed as (corrupted=false): panic: thread group not visible in its own or an ancestor PID namespace goroutine 173693 gp=0x3875b95d5c20 m=66 mp=0x3875ba082008 [running]: panic({0x12a7f20?, 0x15f2540?}) GOROOT/src/runtime/panic.go:879 +0x16f fp=0x3875b9c0f300 sp=0x3875b9c0f250 pc=0x48c52f gvisor.dev/gvisor/pkg/sentry/kernel.(*ThreadGroup).PIDNamespacedIDs(0x3875b9d3a408) pkg/sentry/kernel/threads.go:377 +0x107 fp=0x3875b9c0f360 sp=0x3875b9c0f300 pc=0xb55087 gvisor.dev/gvisor/pkg/sentry/socket/control.NewSCMCredentials(0x3875ba387908, {{{}}, 0xb8965990?, 0x3875?, 0x2b78?}) pkg/sentry/socket/control/control.go:80 +0xba fp=0x3875b9c0f3a0 sp=0x3875b9c0f360 pc=0xb9dffa gvisor.dev/gvisor/pkg/sentry/socket/control.Parse(0x3875ba387908, {0x1555ae0, 0x3875b97693b0}, {0x3875b8965980?, 0x3?, 0x147bf60?}, 0x8) pkg/sentry/socket/control/control.go:484 +0x6aa fp=0x3875b9c0f590 sp=0x3875b9c0f3a0 pc=0xb9faaa gvisor.dev/gvisor/pkg/sentry/syscalls/linux.sendSingleMsg(0x3875ba387908, {0x7f90b19a5840, 0x3875b97693b0}, 0x3875b97693b0, 0x3875ba387908?, 0x0) pkg/sentry/syscalls/linux/sys_socket.go:1097 +0x2ec fp=0x3875b9c0f8d8 sp=0x3875b9c0f590 pc=0xd112cc gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SendMsg(0x3875ba387908, 0x3875b8358008?, {{0x3}, {0x200000002b40}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_socket.go:988 +0x1cb fp=0x3875b9c0f988 sp=0x3875b9c0f8d8 pc=0xd1022b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0x3875ba387908, 0x2e, {{0x3}, {0x200000002b40}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:143 +0x67d fp=0x3875b9c0fcc8 sp=0x3875b9c0f988 pc=0xb4dcfd gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0x3875ba387908, 0x2e, {{0x3}, {0x200000002b40}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:323 +0x4b fp=0x3875b9c0fd20 sp=0x3875b9c0fcc8 pc=0xb4ee8b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x3875ba387908, 0x2e, {{0x3}, {0x200000002b40}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:283 +0x68 fp=0x3875b9c0fd70 sp=0x3875b9c0fd20 pc=0xb4eba8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0x3875b9a09ba0?) pkg/sentry/kernel/task_syscall.go:258 +0x2a5 fp=0x3875b9c0fe48 sp=0x3875b9c0fd70 pc=0xb4e925 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x3875b967f200?, 0x3875ba387908) pkg/sentry/kernel/task_run.go:258 +0xf9c fp=0x3875b9c0ff30 sp=0x3875b9c0fe48 pc=0xb4379c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0x3875ba387908, 0x1310) pkg/sentry/kernel/task_run.go:89 +0x202 fp=0x3875b9c0ffc0 sp=0x3875b9c0ff30 pc=0xb42302 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1() pkg/sentry/kernel/task_start.go:531 +0x1b fp=0x3875b9c0ffe0 sp=0x3875b9c0ffc0 pc=0xb4c81b runtime.goexit({}) src/runtime/asm_amd64.s:1771 +0x1 fp=0x3875b9c0ffe8 sp=0x3875b9c0ffe0 pc=0x4951e1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 146944 pkg/sentry/kernel/task_start.go:531 +0xc5 final repro crashed as (corrupted=false): panic: thread group not visible in its own or an ancestor PID namespace goroutine 173693 gp=0x3875b95d5c20 m=66 mp=0x3875ba082008 [running]: panic({0x12a7f20?, 0x15f2540?}) GOROOT/src/runtime/panic.go:879 +0x16f fp=0x3875b9c0f300 sp=0x3875b9c0f250 pc=0x48c52f gvisor.dev/gvisor/pkg/sentry/kernel.(*ThreadGroup).PIDNamespacedIDs(0x3875b9d3a408) pkg/sentry/kernel/threads.go:377 +0x107 fp=0x3875b9c0f360 sp=0x3875b9c0f300 pc=0xb55087 gvisor.dev/gvisor/pkg/sentry/socket/control.NewSCMCredentials(0x3875ba387908, {{{}}, 0xb8965990?, 0x3875?, 0x2b78?}) pkg/sentry/socket/control/control.go:80 +0xba fp=0x3875b9c0f3a0 sp=0x3875b9c0f360 pc=0xb9dffa gvisor.dev/gvisor/pkg/sentry/socket/control.Parse(0x3875ba387908, {0x1555ae0, 0x3875b97693b0}, {0x3875b8965980?, 0x3?, 0x147bf60?}, 0x8) pkg/sentry/socket/control/control.go:484 +0x6aa fp=0x3875b9c0f590 sp=0x3875b9c0f3a0 pc=0xb9faaa gvisor.dev/gvisor/pkg/sentry/syscalls/linux.sendSingleMsg(0x3875ba387908, {0x7f90b19a5840, 0x3875b97693b0}, 0x3875b97693b0, 0x3875ba387908?, 0x0) pkg/sentry/syscalls/linux/sys_socket.go:1097 +0x2ec fp=0x3875b9c0f8d8 sp=0x3875b9c0f590 pc=0xd112cc gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SendMsg(0x3875ba387908, 0x3875b8358008?, {{0x3}, {0x200000002b40}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_socket.go:988 +0x1cb fp=0x3875b9c0f988 sp=0x3875b9c0f8d8 pc=0xd1022b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0x3875ba387908, 0x2e, {{0x3}, {0x200000002b40}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:143 +0x67d fp=0x3875b9c0fcc8 sp=0x3875b9c0f988 pc=0xb4dcfd gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0x3875ba387908, 0x2e, {{0x3}, {0x200000002b40}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:323 +0x4b fp=0x3875b9c0fd20 sp=0x3875b9c0fcc8 pc=0xb4ee8b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x3875ba387908, 0x2e, {{0x3}, {0x200000002b40}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:283 +0x68 fp=0x3875b9c0fd70 sp=0x3875b9c0fd20 pc=0xb4eba8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0x3875b9a09ba0?) pkg/sentry/kernel/task_syscall.go:258 +0x2a5 fp=0x3875b9c0fe48 sp=0x3875b9c0fd70 pc=0xb4e925 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x3875b967f200?, 0x3875ba387908) pkg/sentry/kernel/task_run.go:258 +0xf9c fp=0x3875b9c0ff30 sp=0x3875b9c0fe48 pc=0xb4379c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0x3875ba387908, 0x1310) pkg/sentry/kernel/task_run.go:89 +0x202 fp=0x3875b9c0ffc0 sp=0x3875b9c0ff30 pc=0xb42302 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1() pkg/sentry/kernel/task_start.go:531 +0x1b fp=0x3875b9c0ffe0 sp=0x3875b9c0ffc0 pc=0xb4c81b runtime.goexit({}) src/runtime/asm_amd64.s:1771 +0x1 fp=0x3875b9c0ffe8 sp=0x3875b9c0ffe0 pc=0x4951e1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 146944 pkg/sentry/kernel/task_start.go:531 +0xc5