Extracting prog: 4m59.775917862s
Minimizing prog: 17m55.520003518s
Simplifying prog options: 6m29.437407386s
Extracting C: 1m38.154866036s
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: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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'ip6gretap0\x00', <r2=>0x0})
sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000400)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8003}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @ipvlan={{0xb}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r2}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x91}]}, 0x44}}, 0x0)

program did not crash
program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'ip6gretap0\x00', <r2=>0x0})
sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000400)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8003}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @ipvlan={{0xb}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r2}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x91}]}, 0x44}}, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
single: successfully extracted reproducer
found reproducer with 4 syscalls
minimizing guilty program
testing program (duration=1m40s, {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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'ip6gretap0\x00'})

program did not crash
testing program (duration=1m40s, {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$nl_route-socket$inet_udplite-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
socket$inet_udplite(0x2, 0x2, 0x88)
sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000400)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8003}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @ipvlan={{0xb}, {0x4}}}, @IFLA_LINK={0x8}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x91}]}, 0x44}}, 0x0)

program did not crash
testing program (duration=1m40s, {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$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000200)={'ip6gretap0\x00', <r1=>0x0})
sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000400)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8003}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @ipvlan={{0xb}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r1}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x91}]}, 0x44}}, 0x0)

program did not crash
testing program (duration=1m40s, {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$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'ip6gretap0\x00', <r1=>0x0})
sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000400)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8003}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @ipvlan={{0xb}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r1}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x91}]}, 0x44}}, 0x0)

program did not crash
testing program (duration=1m40s, {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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, 0x0)
sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000400)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8003}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @ipvlan={{0xb}, {0x4}}}, @IFLA_LINK={0x8}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x91}]}, 0x44}}, 0x0)

program did not crash
testing program (duration=1m40s, {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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'ip6gretap0\x00'})
sendmsg$nl_route(r0, 0x0, 0x0)

program did not crash
testing program (duration=1m40s, {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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'ip6gretap0\x00'})
sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0)

program did not crash
testing program (duration=1m40s, {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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'ip6gretap0\x00'})
sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={0x0}}, 0x0)

program did not crash
testing program (duration=1m40s, {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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'ip6gretap0\x00'})
sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000400)=@newlink={0x20, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8003}}, 0x20}}, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m40s, {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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program did not crash
simplifying guilty program options
testing program (duration=1m40s, {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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'ip6gretap0\x00', <r2=>0x0})
sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000400)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8003}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @ipvlan={{0xb}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r2}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x91}]}, 0x44}}, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
extracting C reproducer
testing compiled C program (duration=1m40s, {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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program did not crash
testing program (duration=1m40s, {Threaded:false 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: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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'ip6gretap0\x00', <r2=>0x0})
sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000400)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8003}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @ipvlan={{0xb}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r2}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x91}]}, 0x44}}, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
extracting C reproducer
testing compiled C program (duration=1m40s, {Threaded:false 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: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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
program crashed: unregister_netdevice: waiting for DEV to become free
a never seen crash title: unregister_netdevice: waiting for DEV to become free, ignore
testing program (duration=1m40s, {Threaded:false 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: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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'ip6gretap0\x00', <r2=>0x0})
sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000400)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8003}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @ipvlan={{0xb}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r2}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x91}]}, 0x44}}, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
validation run: crashed=true
testing program (duration=1m40s, {Threaded:false 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: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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'ip6gretap0\x00', <r2=>0x0})
sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000400)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8003}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @ipvlan={{0xb}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r2}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x91}]}, 0x44}}, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
validation run: crashed=true
testing program (duration=1m40s, {Threaded:false 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: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$nl_route-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'ip6gretap0\x00', <r2=>0x0})
sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000400)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8003}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @ipvlan={{0xb}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r2}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x91}]}, 0x44}}, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
validation run: crashed=true
reproducing took 35m4.179801803s
repro crashed as (corrupted=false):
BUG: MAX_LOCKDEP_KEYS too low!
turning off the locking correctness validator.
CPU: 0 PID: 540 Comm: kworker/u4:3 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026
Workqueue: netns cleanup_net
Call trace:
 dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:158
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf4/0x15c lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 register_lock_class+0x4f8/0x690 kernel/locking/lockdep.c:1319
 __lock_acquire+0x164/0x6634 kernel/locking/lockdep.c:4942
 lock_acquire+0x20c/0x638 kernel/locking/lockdep.c:5676
 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline]
 _raw_spin_lock_bh+0x54/0x6c kernel/locking/spinlock.c:178
 spin_lock_bh include/linux/spinlock.h:356 [inline]
 dev_reset_queue+0x104/0x1f0 include/net/sch_generic.h:682
 netdev_for_each_tx_queue include/linux/netdevice.h:2467 [inline]
 dev_deactivate_many+0x530/0xa84 net/sched/sch_generic.c:1349
 __dev_close_many+0x248/0x3a0 net/core/dev.c:1572
 dev_close_many+0x1e8/0x448 net/core/dev.c:1610
 unregister_netdevice_many_notify+0x3f4/0x1900 net/core/dev.c:10997
 unregister_netdevice_many+0x28/0x38 net/core/dev.c:11077
 ipvlan_device_event+0x888/0x8c4 drivers/net/ipvlan/ipvlan_main.c:766
 notifier_call_chain kernel/notifier.c:87 [inline]
 raw_notifier_call_chain+0xd8/0x168 kernel/notifier.c:455
 call_netdevice_notifiers_info net/core/dev.c:2014 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2052 [inline]
 call_netdevice_notifiers net/core/dev.c:2066 [inline]
 unregister_netdevice_many_notify+0xf18/0x1900 net/core/dev.c:11023
 unregister_netdevice_many+0x28/0x38 net/core/dev.c:11077
 ip6gre_exit_batch_net+0x424/0x47c net/ipv6/ip6_gre.c:1677
 ops_exit_list net/core/net_namespace.c:177 [inline]
 cleanup_net+0x650/0xa90 net/core/net_namespace.c:640
 process_one_work+0x7e4/0x13bc kernel/workqueue.c:2292
 worker_thread+0x8cc/0xfe8 kernel/workqueue.c:2439
 kthread+0x254/0x2e0 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850

final repro crashed as (corrupted=false):
BUG: MAX_LOCKDEP_KEYS too low!
turning off the locking correctness validator.
CPU: 0 PID: 540 Comm: kworker/u4:3 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026
Workqueue: netns cleanup_net
Call trace:
 dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:158
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf4/0x15c lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 register_lock_class+0x4f8/0x690 kernel/locking/lockdep.c:1319
 __lock_acquire+0x164/0x6634 kernel/locking/lockdep.c:4942
 lock_acquire+0x20c/0x638 kernel/locking/lockdep.c:5676
 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline]
 _raw_spin_lock_bh+0x54/0x6c kernel/locking/spinlock.c:178
 spin_lock_bh include/linux/spinlock.h:356 [inline]
 dev_reset_queue+0x104/0x1f0 include/net/sch_generic.h:682
 netdev_for_each_tx_queue include/linux/netdevice.h:2467 [inline]
 dev_deactivate_many+0x530/0xa84 net/sched/sch_generic.c:1349
 __dev_close_many+0x248/0x3a0 net/core/dev.c:1572
 dev_close_many+0x1e8/0x448 net/core/dev.c:1610
 unregister_netdevice_many_notify+0x3f4/0x1900 net/core/dev.c:10997
 unregister_netdevice_many+0x28/0x38 net/core/dev.c:11077
 ipvlan_device_event+0x888/0x8c4 drivers/net/ipvlan/ipvlan_main.c:766
 notifier_call_chain kernel/notifier.c:87 [inline]
 raw_notifier_call_chain+0xd8/0x168 kernel/notifier.c:455
 call_netdevice_notifiers_info net/core/dev.c:2014 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2052 [inline]
 call_netdevice_notifiers net/core/dev.c:2066 [inline]
 unregister_netdevice_many_notify+0xf18/0x1900 net/core/dev.c:11023
 unregister_netdevice_many+0x28/0x38 net/core/dev.c:11077
 ip6gre_exit_batch_net+0x424/0x47c net/ipv6/ip6_gre.c:1677
 ops_exit_list net/core/net_namespace.c:177 [inline]
 cleanup_net+0x650/0xa90 net/core/net_namespace.c:640
 process_one_work+0x7e4/0x13bc kernel/workqueue.c:2292
 worker_thread+0x8cc/0xfe8 kernel/workqueue.c:2439
 kthread+0x254/0x2e0 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850