Extracting prog: 1m32.183896131s
Minimizing prog: 29m37.024305007s
Simplifying prog options: 3m4.247088638s
Extracting C: 35.06211266s
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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program crashed: BUG: Address NUM::fb on device lo is missing its host route.
single: successfully extracted reproducer
found reproducer with 12 syscalls
minimizing guilty program
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00'})
r3 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r3 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'lo\x00', <r2=>0x0})
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r2, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r3 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00'})

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'lo\x00', <r2=>0x0})
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r2, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r3 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f0000000280)='1\n\x00', 0x2)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'lo\x00', <r2=>0x0})
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r2, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r3 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r0, &(0x7f0000000280)='1\n\x00', 0x2)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'lo\x00', <r2=>0x0})
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r2, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r3 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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}}): sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r0, &(0x7f0000000280)='1\n\x00', 0x2)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'lo\x00', <r2=>0x0})
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r2, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r3 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, 0x0, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, 0x0}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={0x0, 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB, @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', 0x0, 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, 0x0, 0x0)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280), 0x0)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, 0x0)
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r3 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00'})
sendmsg$nl_route(r2, 0x0, 0x0)
r3 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00'})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, 0x0}, 0x0)
r3 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00'})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={0x0, 0x34}}, 0x0)
r3 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00'})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[], 0x34}}, 0x0)
r3 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB, @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
program did not crash
simplifying guilty program options
testing program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program crashed: BUG: Address NUM::fb on device lo is missing its host route.
extracting C reproducer
testing compiled C program (duration=43.124801403s, {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: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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
program did not crash
testing program (duration=43.124801403s, {Threaded:false 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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program did not crash
testing program (duration=43.124801403s, {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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program crashed: BUG: Address NUM::fb on device lo is missing its host route.
extracting C reproducer
testing compiled C program (duration=43.124801403s, {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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
program did not crash
testing program (duration=43.124801403s, {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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
validation run: crashed=false
testing program (duration=43.124801403s, {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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program crashed: BUG: Address NUM::fb on device lo is missing its host route.
validation run: crashed=true
testing program (duration=43.124801403s, {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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program crashed: BUG: Address NUM::fb on device lo is missing its host route.
validation run: crashed=true
testing program (duration=43.124801403s, {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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
validation run: crashed=false
testing program (duration=43.124801403s, {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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
validation run: crashed=false
testing program (duration=43.124801403s, {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$nl_route-sendmsg$nl_route-mkdirat-mount-openat-write-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-socket$inet6-ioctl$sock_inet_SIOCSIFFLAGS-ioctl$sock_inet_SIOCSIFFLAGS
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="30000000100001082abd62000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000080004004400000008001b"], 0x30}}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/sys/net/ipv6/conf/all/keep_addr_on_down\x00', 0x1, 0x0)
write(r1, &(0x7f0000000280)='1\n\x00', 0x2)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', <r3=>0x0})
sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000001400010400000000000000000a400000", @ANYRES32=r3, @ANYBLOB="14000100200100000000000000000000000000fbc3ef54ea46adee6a01"], 0x34}}, 0x0)
r4 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00', 0x1})
ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000200)={'lo\x00'})

program crashed: BUG: Address NUM::fb on device lo is missing its host route.
validation run: crashed=true
reproducing took 38m59.431501147s
repro crashed as (corrupted=false):
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.

final repro crashed as (corrupted=false):
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.