1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xf2770100, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:52 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2c0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  617.962868][ T3838] batman_adv: Cannot find parent device
16:40:52 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffffff, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  618.023152][ T3843] batman_adv: Cannot find parent device
16:40:52 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xff000000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  618.136884][ T3856] batman_adv: Cannot find parent device
[  618.185028][ T3851] batman_adv: Cannot find parent device
[  618.425313][ T3852] batman_adv: Cannot find parent device
16:40:52 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfffff000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:52 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2ca, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  618.562696][ T3869] batman_adv: Cannot find parent device
[  618.611903][ T3863] batman_adv: Cannot find parent device
16:40:53 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xf3770100, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:53 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x78000000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  618.742698][ T3882] batman_adv: Cannot find parent device
[  618.774255][ T3886] batman_adv: Cannot find parent device
16:40:53 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xff0f0000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:53 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:53 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffff7f, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  618.922239][ T3898] batman_adv: Cannot find parent device
[  619.006851][ T3910] batman_adv: Cannot find parent device
16:40:53 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x300, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  619.295522][ T3901] batman_adv: Cannot find parent device
[  619.361736][ T3904] batman_adv: Cannot find parent device
16:40:53 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xf4030000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  619.402536][ T3908] batman_adv: Cannot find parent device
16:40:53 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffff9e, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  619.491609][ T3920] batman_adv: Cannot find parent device
16:40:53 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x7a000000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:54 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xff7f0000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:54 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  619.709128][ T3931] batman_adv: Cannot find parent device
[  619.747067][ T3936] batman_adv: Cannot find parent device
16:40:54 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x342, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:54 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffffc3, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  619.963303][ T3940] batman_adv: Cannot find parent device
16:40:54 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xf4770100, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  620.078630][ T3951] batman_adv: Cannot find parent device
[  620.128458][ T3949] batman_adv: Cannot find parent device
[  620.151664][ T3958] batman_adv: Cannot find parent device
[  620.184134][ T3957] batman_adv: Cannot find parent device
16:40:54 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x81000000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:54 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:54 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffff0300, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:54 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffffe4, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:54 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x38c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  620.457831][ T3973] batman_adv: Cannot find parent device
[  620.701328][ T3978] batman_adv: Cannot find parent device
[  620.753590][ T3981] batman_adv: Cannot find parent device
[  620.790897][ T3983] batman_adv: Cannot find parent device
[  620.827712][ T3987] batman_adv: Cannot find parent device
16:40:55 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xf5770100, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:55 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x88200000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  620.870887][ T3991] batman_adv: Cannot find parent device
16:40:55 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:55 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffa888, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:55 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfffffff0, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:55 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x39e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  621.153193][ T4010] batman_adv: Cannot find parent device
[  621.452883][ T4012] batman_adv: Cannot find parent device
[  621.527649][ T4016] batman_adv: Cannot find parent device
[  621.553634][ T4023] batman_adv: Cannot find parent device
[  621.570472][ T4024] batman_adv: Cannot find parent device
16:40:56 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xf6770100, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  621.612925][ T4030] batman_adv: Cannot find parent device
16:40:56 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x88a8ffff, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:56 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:56 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfffff000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:56 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfffffffc, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:56 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3cc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  621.842553][ T4046] batman_adv: Cannot find parent device
[  622.092473][ T4048] batman_adv: Cannot find parent device
[  622.175472][ T4055] batman_adv: Cannot find parent device
[  622.211083][ T4057] batman_adv: Cannot find parent device
[  622.233514][ T4058] batman_adv: Cannot find parent device
[  622.256534][ T4060] batman_adv: Cannot find parent device
16:40:56 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xf7770100, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:56 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x8a030000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:56 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:56 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffff7f, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:56 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffffff, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  622.532075][ T4083] batman_adv: Cannot find parent device
16:40:56 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x500, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  622.768939][ T4085] batman_adv: Cannot find parent device
[  622.821031][ T4089] batman_adv: Cannot find parent device
[  622.898417][ T4093] batman_adv: Cannot find parent device
16:40:57 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xf8770100, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:57 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffff9e, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  623.008224][ T4096] batman_adv: Cannot find parent device
16:40:57 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x8f7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  623.051359][ T4098] batman_adv: Cannot find parent device
16:40:57 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  623.142286][ T4118] batman_adv: Cannot find parent device
16:40:57 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  623.228016][ T4129] batman_adv: Cannot find parent device
16:40:57 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x600, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  623.307487][ T4121] batman_adv: Cannot find parent device
[  623.517373][ T4126] batman_adv: Cannot find parent device
16:40:58 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xf9770100, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:58 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  623.666102][ T4140] batman_adv: Cannot find parent device
16:40:58 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffffc3, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  623.711936][ T4143] batman_adv: Cannot find parent device
16:40:58 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x907d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  623.791504][ T4152] batman_adv: Cannot find parent device
16:40:58 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  623.883377][ T4155] batman_adv: Cannot find parent device
[  623.930596][ T4159] batman_adv: Cannot find parent device
16:40:58 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x700, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:58 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  624.198601][ T4164] batman_adv: Cannot find parent device
[  624.295842][ T4169] batman_adv: Cannot find parent device
16:40:58 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfa000000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:58 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffffe4, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  624.411422][ T4176] batman_adv: Cannot find parent device
[  624.439841][ T4180] batman_adv: Cannot find parent device
16:40:58 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:58 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x917d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  624.572154][ T4188] batman_adv: Cannot find parent device
16:40:59 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x900, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  624.651923][ T4197] batman_adv: Cannot find parent device
16:40:59 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  624.720073][ T4199] batman_adv: Cannot find parent device
16:40:59 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfa770100, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  625.022298][ T4205] batman_adv: Cannot find parent device
16:40:59 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfffffff0, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  625.132737][ T4213] batman_adv: Cannot find parent device
[  625.193716][ T4216] batman_adv: Cannot find parent device
16:40:59 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  625.252339][ T4219] batman_adv: Cannot find parent device
16:40:59 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x927d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:59 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:40:59 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  625.413053][ T4231] batman_adv: Cannot find parent device
16:40:59 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfb770100, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  625.502063][ T4236] batman_adv: Cannot find parent device
[  625.786059][ T4240] batman_adv: Cannot find parent device
16:41:00 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfffffffc, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  625.892980][ T4245] batman_adv: Cannot find parent device
[  625.912534][ T4247] batman_adv: Cannot find parent device
16:41:00 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  625.982482][ T4254] batman_adv: Cannot find parent device
16:41:00 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x937d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:00 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:00 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  626.132357][ T4267] batman_adv: Cannot find parent device
16:41:00 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfc000000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  626.222619][ T4272] batman_adv: Cannot find parent device
[  626.449694][ T4276] batman_adv: Cannot find parent device
16:41:00 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffffff, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  626.552299][ T4281] batman_adv: Cannot find parent device
[  626.584010][ T4283] batman_adv: Cannot find parent device
16:41:01 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  626.632150][ T4291] batman_adv: Cannot find parent device
16:41:01 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x947d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  626.729528][ T4303] batman_adv: Cannot find parent device
16:41:01 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:01 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  627.112328][ T4318] batman_adv: Cannot find parent device
[  627.177515][ T4310] batman_adv: Cannot find parent device
16:41:01 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfc030000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:01 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  627.304222][ T4321] batman_adv: Cannot find parent device
[  627.333972][ T4324] batman_adv: Cannot find parent device
16:41:01 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x957d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:01 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  627.445271][ T4336] batman_adv: Cannot find parent device
16:41:01 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  627.530246][ T4343] batman_adv: Cannot find parent device
16:41:02 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x10, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  627.835193][ T4346] batman_adv: Cannot find parent device
16:41:02 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfc770100, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  627.937241][ T4351] batman_adv: Cannot find parent device
16:41:02 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  628.039905][ T4357] batman_adv: Cannot find parent device
16:41:02 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x967d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  628.081496][ T4360] batman_adv: Cannot find parent device
16:41:02 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  628.190058][ T4374] batman_adv: Cannot find parent device
[  628.246471][ T4378] batman_adv: Cannot find parent device
16:41:02 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1200, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:02 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x12, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  628.564819][ T4384] batman_adv: Cannot find parent device
16:41:03 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfcffffff, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:03 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  628.691692][ T4394] batman_adv: Cannot find parent device
[  628.755746][ T4398] batman_adv: Cannot find parent device
[  628.786212][ T4400] batman_adv: Cannot find parent device
16:41:03 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x977d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  628.852332][ T4406] batman_adv: Cannot find parent device
16:41:03 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  628.911413][ T4414] batman_adv: Cannot find parent device
16:41:03 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1f00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:03 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x48, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:03 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfd770100, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  629.319764][ T4423] batman_adv: Cannot find parent device
[  629.403740][ T4429] batman_adv: Cannot find parent device
16:41:03 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  629.479708][ T4433] batman_adv: Cannot find parent device
[  629.524438][ T4435] batman_adv: Cannot find parent device
[  629.538521][ T4437] batman_adv: Cannot find parent device
16:41:04 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:04 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x987d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  629.670321][ T4455] batman_adv: Cannot find parent device
16:41:04 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:04 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:04 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfe770100, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  629.881546][ T4461] batman_adv: Cannot find parent device
16:41:04 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  629.959518][ T4470] batman_adv: Cannot find parent device
[  630.172039][ T4468] batman_adv: Cannot find parent device
[  630.230681][ T4472] batman_adv: Cannot find parent device
16:41:04 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  630.293292][ T4482] batman_adv: Cannot find parent device
[  630.332562][ T4480] batman_adv: Cannot find parent device
16:41:04 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2088, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:04 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x990a0000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:04 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  630.541400][ T4507] batman_adv: Cannot find parent device
[  630.586510][ T4499] batman_adv: Cannot find parent device
16:41:05 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:05 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfe800000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:05 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  630.772603][ T4524] batman_adv: Cannot find parent device
[  630.791376][ T4514] batman_adv: Cannot find parent device
16:41:05 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  631.054030][ T4511] batman_adv: Cannot find parent device
[  631.116136][ T4521] batman_adv: Cannot find parent device
16:41:05 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfec00000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:05 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  631.184139][ T4531] batman_adv: Cannot find parent device
16:41:05 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x997d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  631.261284][ T4535] batman_adv: Cannot find parent device
16:41:05 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:05 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  631.417040][ T4558] batman_adv: Cannot find parent device
[  631.436768][ T4547] batman_adv: Cannot find parent device
16:41:05 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  631.524679][ T4552] batman_adv: Cannot find parent device
[  631.816704][ T4554] batman_adv: Cannot find parent device
16:41:06 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  631.932198][ T4566] batman_adv: Cannot find parent device
16:41:06 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfeff0000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:06 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x60, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  632.061715][ T4573] batman_adv: Cannot find parent device
16:41:06 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x9a0a0000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:06 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4203, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  632.162431][ T4585] batman_adv: Cannot find parent device
[  632.200582][ T4587] batman_adv: Cannot find parent device
16:41:06 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x10, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  632.294633][ T4592] batman_adv: Cannot find parent device
[  632.341581][ T4600] batman_adv: Cannot find parent device
16:41:06 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:06 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xff000000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  632.670031][ T4598] batman_adv: Cannot find parent device
16:41:07 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:07 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x68, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  632.857067][ T4627] batman_adv: Cannot find parent device
[  632.927758][ T4615] batman_adv: Cannot find parent device
[  632.952065][ T4617] batman_adv: Cannot find parent device
[  632.981236][ T4621] batman_adv: Cannot find parent device
16:41:07 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x9a7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  633.042736][ T4633] batman_adv: Cannot find parent device
16:41:07 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4a00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:07 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x12, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:07 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:07 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xff0f0000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  633.267972][ T4656] batman_adv: Cannot find parent device
16:41:07 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  633.373005][ T4664] batman_adv: Cannot find parent device
[  633.634459][ T4651] batman_adv: Cannot find parent device
[  633.691952][ T4654] batman_adv: Cannot find parent device
[  633.711101][ T4660] batman_adv: Cannot find parent device
16:41:08 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x48, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  633.791470][ T4667] batman_adv: Cannot find parent device
16:41:08 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xff770100, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:08 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4c00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:08 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x9b7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:08 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:08 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x74, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  634.034184][ T4686] batman_adv: Cannot find parent device
[  634.061136][ T4690] batman_adv: Cannot find parent device
[  634.098341][ T4692] batman_adv: Cannot find parent device
16:41:08 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xff7f0000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:08 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  634.211448][ T4704] batman_adv: Cannot find parent device
[  634.496126][ T4694] batman_adv: Cannot find parent device
16:41:09 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5865, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:09 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  634.611496][ T4712] batman_adv: Cannot find parent device
[  634.638343][ T4710] batman_adv: Cannot find parent device
[  634.691673][ T4717] batman_adv: Cannot find parent device
16:41:09 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x9c020000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:09 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffff0300, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:09 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x78, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  634.876046][ T4730] batman_adv: Cannot find parent device
16:41:09 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  634.966325][ T4750] batman_adv: Cannot find parent device
[  635.016252][ T4737] batman_adv: Cannot find parent device
16:41:09 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  635.255880][ T4739] batman_adv: Cannot find parent device
[  635.339098][ T4744] batman_adv: Cannot find parent device
[  635.372894][ T4757] batman_adv: Cannot find parent device
16:41:09 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:09 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  635.501071][ T4762] batman_adv: Cannot find parent device
16:41:09 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x9c7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:10 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffa888, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:10 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  635.665709][ T4776] batman_adv: Cannot find parent device
16:41:10 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6558, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  635.756188][ T4780] batman_adv: Cannot find parent device
[  635.969714][ T4783] batman_adv: Cannot find parent device
16:41:10 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  636.091022][ T4792] batman_adv: Cannot find parent device
[  636.108655][ T4795] batman_adv: Cannot find parent device
[  636.126075][ T4797] batman_adv: Cannot find parent device
16:41:10 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x10, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:10 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x9d7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:10 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfffff000, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:10 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x60, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:10 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6701, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  636.370505][ T4812] batman_adv: Cannot find parent device
[  636.428131][ T4816] batman_adv: Cannot find parent device
[  636.703770][ T4818] batman_adv: Cannot find parent device
[  636.758556][ T4828] batman_adv: Cannot find parent device
[  636.782739][ T4831] batman_adv: Cannot find parent device
16:41:11 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  636.841187][ T4830] batman_adv: Cannot find parent device
16:41:11 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x12, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:11 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x9e7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  636.991025][ T4852] batman_adv: Cannot find parent device
16:41:11 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffff7f, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:11 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:11 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x68, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  637.150855][ T4848] batman_adv: Cannot find parent device
16:41:11 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x48, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  637.437823][ T4857] batman_adv: Cannot find parent device
[  637.502179][ T4860] batman_adv: Cannot find parent device
16:41:11 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  637.561931][ T4868] batman_adv: Cannot find parent device
[  637.584487][ T4867] batman_adv: Cannot find parent device
16:41:12 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x9effffff, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  637.622279][ T4870] batman_adv: Cannot find parent device
16:41:12 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:12 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffff9e, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  637.749678][ T4885] batman_adv: Cannot find parent device
16:41:12 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:12 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:12 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x108, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  638.193659][ T4895] batman_adv: Cannot find parent device
[  638.278037][ T4899] batman_adv: Cannot find parent device
[  638.292608][ T4900] batman_adv: Cannot find parent device
[  638.312499][ T4905] batman_adv: Cannot find parent device
16:41:12 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x9f7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  638.328981][ T4906] batman_adv: Cannot find parent device
[  638.350615][ T4909] batman_adv: Cannot find parent device
16:41:12 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffffc3, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:12 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7400, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:12 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:12 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x74, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:13 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x112, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  638.859702][ T4932] batman_adv: Cannot find parent device
[  638.939386][ T4936] batman_adv: Cannot find parent device
[  638.957556][ T4935] batman_adv: Cannot find parent device
[  638.996920][ T4944] batman_adv: Cannot find parent device
[  639.025332][ T4947] batman_adv: Cannot find parent device
[  639.039203][ T4946] batman_adv: Cannot find parent device
16:41:13 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xa07d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:13 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffffe4, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:13 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:13 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:13 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x78, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:13 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x15c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  639.551684][ T4968] batman_adv: Cannot find parent device
[  639.639465][ T4971] batman_adv: Cannot find parent device
[  639.679178][ T4973] batman_adv: Cannot find parent device
[  639.731371][ T4976] batman_adv: Cannot find parent device
[  639.753437][ T4977] batman_adv: Cannot find parent device
16:41:14 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xa17d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  639.786354][ T4981] batman_adv: Cannot find parent device
16:41:14 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfffffff0, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:14 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:14 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  640.005680][ T5005] batman_adv: Cannot find parent device
16:41:14 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x60, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:14 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x18a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  640.363082][ T5001] batman_adv: Cannot find parent device
[  640.416371][ T5003] batman_adv: Cannot find parent device
16:41:14 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x80fe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  640.489246][ T5012] batman_adv: Cannot find parent device
[  640.531372][ T5016] batman_adv: Cannot find parent device
[  640.554649][ T5018] batman_adv: Cannot find parent device
16:41:15 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xa2020000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:15 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfffffffc, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:15 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:15 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1d4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:15 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x68, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  640.801869][ T5038] batman_adv: Cannot find parent device
[  641.097500][ T5041] batman_adv: Cannot find parent device
[  641.173981][ T5043] batman_adv: Cannot find parent device
[  641.196738][ T5045] batman_adv: Cannot find parent device
[  641.219802][ T5047] batman_adv: Cannot find parent device
16:41:15 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  641.261265][ T5054] batman_adv: Cannot find parent device
16:41:15 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffffff, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  641.340868][ T5073] batman_adv: Cannot find parent device
16:41:15 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xa27d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:15 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:15 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2b2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:15 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  641.534996][ T5084] batman_adv: Cannot find parent device
16:41:16 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8c03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  641.611051][ T5093] batman_adv: Cannot find parent device
[  641.655490][ T5079] batman_adv: Cannot find parent device
[  641.881171][ T5082] batman_adv: Cannot find parent device
16:41:16 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x132, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  641.963933][ T5088] batman_adv: Cannot find parent device
16:41:16 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x74, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:16 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  642.090495][ T5100] batman_adv: Cannot find parent device
16:41:16 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xa37d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  642.180465][ T5122] batman_adv: Cannot find parent device
16:41:16 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x300, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  642.231031][ T5120] batman_adv: Cannot find parent device
16:41:16 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9e03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  642.302140][ T5119] batman_adv: Cannot find parent device
16:41:16 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:16 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x78, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  642.635757][ T5130] batman_adv: Cannot find parent device
16:41:17 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2b2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  642.713465][ T5134] batman_adv: Cannot find parent device
[  642.789701][ T5137] batman_adv: Cannot find parent device
[  642.812584][ T5141] batman_adv: Cannot find parent device
[  642.831186][ T5143] batman_adv: Cannot find parent device
16:41:17 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xa47d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:17 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x38a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:17 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xb602, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:17 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:17 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  643.079069][ T5165] batman_adv: Cannot find parent device
[  643.119554][ T5172] batman_adv: Cannot find parent device
[  643.152307][ T5173] batman_adv: Cannot find parent device
[  643.424469][ T5169] batman_adv: Cannot find parent device
[  643.490960][ T5178] batman_adv: Cannot find parent device
16:41:17 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2ce, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:18 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc002, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  643.620857][ T5186] batman_adv: Cannot find parent device
16:41:18 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3d4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:18 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:18 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xa57d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  643.840801][ T5200] batman_adv: Cannot find parent device
[  643.911238][ T5206] batman_adv: Cannot find parent device
16:41:18 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  643.989322][ T5209] batman_adv: Cannot find parent device
[  644.026404][ T5216] batman_adv: Cannot find parent device
16:41:18 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2d8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:18 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc0fe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  644.296798][ T5220] batman_adv: Cannot find parent device
16:41:18 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:18 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  644.458886][ T5229] batman_adv: Cannot find parent device
[  644.502704][ T5231] batman_adv: Cannot find parent device
[  644.540471][ T5233] batman_adv: Cannot find parent device
16:41:19 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xa67d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  644.600788][ T5247] batman_adv: Cannot find parent device
16:41:19 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  644.658583][ T5250] batman_adv: Cannot find parent device
16:41:19 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2e2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:19 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xca02, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:19 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:19 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x123, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  645.079561][ T5260] batman_adv: Cannot find parent device
[  645.156273][ T5266] batman_adv: Cannot find parent device
[  645.178345][ T5268] batman_adv: Cannot find parent device
[  645.221023][ T5272] batman_adv: Cannot find parent device
[  645.241649][ T5275] batman_adv: Cannot find parent device
[  645.259052][ T5276] batman_adv: Cannot find parent device
16:41:19 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xa77d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:19 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:19 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x300, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:19 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xcc03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:19 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3fc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:19 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x278, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  645.510520][ T5301] batman_adv: Cannot find parent device
[  645.816921][ T5299] batman_adv: Cannot find parent device
[  645.907070][ T5306] batman_adv: Cannot find parent device
[  645.940437][ T5307] batman_adv: Cannot find parent device
[  645.960323][ T5313] batman_adv: Cannot find parent device
16:41:20 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:20 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xa87d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  646.019761][ T5314] batman_adv: Cannot find parent device
16:41:20 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x35a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:20 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:20 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2b2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:20 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x500, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  646.272519][ T5336] batman_adv: Cannot find parent device
[  646.505153][ T5338] batman_adv: Cannot find parent device
[  646.586560][ T5343] batman_adv: Cannot find parent device
[  646.617756][ T5347] batman_adv: Cannot find parent device
[  646.654003][ T5348] batman_adv: Cannot find parent device
[  646.671926][ T5351] batman_adv: Cannot find parent device
16:41:21 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:21 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xa97d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:21 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:21 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2f0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:21 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x38a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  646.901911][ T5378] batman_adv: Cannot find parent device
16:41:21 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x600, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  646.990424][ T5375] batman_adv: Cannot find parent device
[  647.199853][ T5376] batman_adv: Cannot find parent device
16:41:21 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfe80, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  647.295427][ T5385] batman_adv: Cannot find parent device
[  647.371579][ T5387] batman_adv: Cannot find parent device
[  647.417242][ T5391] batman_adv: Cannot find parent device
16:41:21 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:21 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xaa7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:21 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x300, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  647.585151][ T5406] batman_adv: Cannot find parent device
16:41:22 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3a4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:22 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x700, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  647.714561][ T5413] batman_adv: Cannot find parent device
16:41:22 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfec0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  647.770780][ T5419] batman_adv: Cannot find parent device
[  647.972590][ T5420] batman_adv: Cannot find parent device
[  648.049844][ T5426] batman_adv: Cannot find parent device
16:41:22 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  648.121717][ T5428] batman_adv: Cannot find parent device
16:41:22 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x33a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:22 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xab7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  648.224293][ T5434] batman_adv: Cannot find parent device
16:41:22 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3d4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:22 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x801, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:22 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfeff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  648.379105][ T5449] batman_adv: Cannot find parent device
[  648.462937][ T5455] batman_adv: Cannot find parent device
[  648.733892][ T5457] batman_adv: Cannot find parent device
[  648.799004][ T5459] batman_adv: Cannot find parent device
16:41:23 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  648.867057][ T5468] batman_adv: Cannot find parent device
16:41:23 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x38a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  648.928058][ T5470] batman_adv: Cannot find parent device
16:41:23 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xac7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:23 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:23 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x900, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  649.080123][ T5486] batman_adv: Cannot find parent device
16:41:23 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  649.160434][ T5491] batman_adv: Cannot find parent device
[  649.209405][ T5495] batman_adv: Cannot find parent device
[  649.421280][ T5493] batman_adv: Cannot find parent device
16:41:23 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  649.550322][ T5502] batman_adv: Cannot find parent device
16:41:24 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3ca, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  649.646968][ T5510] batman_adv: Cannot find parent device
16:41:24 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:24 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xad7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  649.772759][ T5523] batman_adv: Cannot find parent device
16:41:24 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x934, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:24 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff0f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  649.851761][ T5531] batman_adv: Cannot find parent device
[  649.883918][ T5532] batman_adv: Cannot find parent device
16:41:24 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:24 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3d4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  650.021625][ T5545] batman_adv: Cannot find parent device
[  650.237851][ T5539] batman_adv: Cannot find parent device
16:41:24 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3fc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  650.362298][ T5549] batman_adv: Cannot find parent device
[  650.388318][ T5553] batman_adv: Cannot find parent device
16:41:24 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x935, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  650.460534][ T5558] batman_adv: Cannot find parent device
16:41:24 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xae7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:24 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff7f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:25 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x10, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  650.614222][ T5573] batman_adv: Cannot find parent device
16:41:25 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3e6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  650.720384][ T5579] batman_adv: Cannot find parent device
[  650.924358][ T5583] batman_adv: Cannot find parent device
16:41:25 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x500, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  651.054512][ T5588] batman_adv: Cannot find parent device
[  651.098676][ T5589] batman_adv: Cannot find parent device
16:41:25 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  651.149985][ T5594] batman_adv: Cannot find parent device
16:41:25 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xaf7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:25 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfffe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  651.298624][ T5607] batman_adv: Cannot find parent device
16:41:25 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x12, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:25 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  651.435685][ T5622] batman_adv: Cannot find parent device
[  651.484937][ T5614] batman_adv: Cannot find parent device
16:41:25 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x600, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  651.756057][ T5619] batman_adv: Cannot find parent device
16:41:26 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b61, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  651.859225][ T5631] batman_adv: Cannot find parent device
16:41:26 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  651.939852][ T5632] batman_adv: Cannot find parent device
[  651.976973][ T5635] batman_adv: Cannot find parent device
16:41:26 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xb07d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:26 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x48, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  652.106687][ T5645] batman_adv: Cannot find parent device
[  652.152188][ T5654] batman_adv: Cannot find parent device
16:41:26 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:26 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x700, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:26 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b62, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:26 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  652.367929][ T5669] batman_adv: Cannot find parent device
[  652.667262][ T5665] batman_adv: Cannot find parent device
[  652.729418][ T5671] batman_adv: Cannot find parent device
[  652.750131][ T5673] batman_adv: Cannot find parent device
16:41:27 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  652.820195][ T5681] batman_adv: Cannot find parent device
[  652.841244][ T5684] batman_adv: Cannot find parent device
16:41:27 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xb17d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:27 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:27 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x900, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:27 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b63, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:27 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  653.070176][ T5703] batman_adv: Cannot find parent device
[  653.300843][ T5705] batman_adv: Cannot find parent device
[  653.379711][ T5709] batman_adv: Cannot find parent device
16:41:27 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  653.430169][ T5716] batman_adv: Cannot find parent device
16:41:27 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xb2020000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  653.501792][ T5717] batman_adv: Cannot find parent device
[  653.527144][ T5718] batman_adv: Cannot find parent device
16:41:28 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3fa, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:28 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x980, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:28 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1200, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:28 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b64, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  653.732988][ T5734] batman_adv: Cannot find parent device
[  653.937315][ T5742] batman_adv: Cannot find parent device
[  653.998668][ T5748] batman_adv: Cannot find parent device
[  654.030037][ T5750] batman_adv: Cannot find parent device
[  654.061336][ T5751] batman_adv: Cannot find parent device
16:41:28 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  654.119809][ T5754] batman_adv: Cannot find parent device
16:41:28 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xb27d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:28 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3fc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:28 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x981, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:28 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1201, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  654.380764][ T5772] batman_adv: Cannot find parent device
16:41:28 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b65, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  654.500877][ T5787] batman_adv: Cannot find parent device
[  654.719343][ T5776] batman_adv: Cannot find parent device
[  654.781250][ T5780] batman_adv: Cannot find parent device
16:41:29 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x60, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  654.841366][ T5784] batman_adv: Cannot find parent device
16:41:29 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1f00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  654.923830][ T5805] batman_adv: Cannot find parent device
[  654.946516][ T5792] batman_adv: Cannot find parent device
16:41:29 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xb37d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:29 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x500, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:29 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:29 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x68, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:29 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b66, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  655.199278][ T5813] batman_adv: Cannot find parent device
[  655.480479][ T5817] batman_adv: Cannot find parent device
[  655.576525][ T5823] batman_adv: Cannot find parent device
[  655.598675][ T5824] batman_adv: Cannot find parent device
[  655.618848][ T5828] batman_adv: Cannot find parent device
16:41:30 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  655.668693][ T5835] batman_adv: Cannot find parent device
16:41:30 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xb47d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:30 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x600, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:30 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:30 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:30 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b67, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  655.899728][ T5850] batman_adv: Cannot find parent device
[  655.966706][ T5856] batman_adv: Cannot find parent device
[  656.239114][ T5854] batman_adv: Cannot find parent device
16:41:30 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2088, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  656.327764][ T5867] batman_adv: Cannot find parent device
[  656.369481][ T5866] batman_adv: Cannot find parent device
16:41:30 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x700, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  656.449600][ T5871] batman_adv: Cannot find parent device
16:41:30 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xb57d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:30 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x74, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:31 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  656.600539][ T5884] batman_adv: Cannot find parent device
16:41:31 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b68, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  656.659981][ T5891] batman_adv: Cannot find parent device
[  656.959419][ T5893] batman_adv: Cannot find parent device
16:41:31 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3409, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  657.079986][ T5902] batman_adv: Cannot find parent device
16:41:31 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x900, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  657.166044][ T5906] batman_adv: Cannot find parent device
[  657.197490][ T5907] batman_adv: Cannot find parent device
16:41:31 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xb67d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:31 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x78, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  657.323987][ T5919] batman_adv: Cannot find parent device
16:41:31 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b69, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  657.419628][ T5926] batman_adv: Cannot find parent device
16:41:31 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  657.760610][ T5931] batman_adv: Cannot find parent device
16:41:32 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3509, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  657.849960][ T5938] batman_adv: Cannot find parent device
16:41:32 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x984, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  657.920528][ T5943] batman_adv: Cannot find parent device
[  657.969648][ T5947] batman_adv: Cannot find parent device
16:41:32 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xb77d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:32 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  658.119706][ T5958] batman_adv: Cannot find parent device
16:41:32 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b6a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:32 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1200, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  658.253709][ T5967] batman_adv: Cannot find parent device
[  658.428271][ T5970] batman_adv: Cannot find parent device
16:41:32 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  658.520701][ T5978] batman_adv: Cannot find parent device
[  658.565434][ T5980] batman_adv: Cannot find parent device
[  658.600818][ T5984] batman_adv: Cannot find parent device
16:41:33 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x985, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:33 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xb87d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:33 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  658.749502][ T5996] batman_adv: Cannot find parent device
16:41:33 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b6b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:33 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1f00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  658.919030][ T6015] batman_adv: Cannot find parent device
[  658.976546][ T6007] batman_adv: Cannot find parent device
[  659.176819][ T6009] batman_adv: Cannot find parent device
16:41:33 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  659.280078][ T6012] batman_adv: Cannot find parent device
[  659.312664][ T6021] batman_adv: Cannot find parent device
16:41:33 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b6c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:33 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:33 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xb97d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:33 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:33 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  659.530353][ T6036] batman_adv: Cannot find parent device
[  659.588422][ T6040] batman_adv: Cannot find parent device
[  659.626390][ T6042] batman_adv: Cannot find parent device
[  659.868154][ T6044] batman_adv: Cannot find parent device
16:41:34 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  659.968371][ T6053] batman_adv: Cannot find parent device
16:41:34 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b6d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  660.038548][ T6057] batman_adv: Cannot find parent device
16:41:34 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:34 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xba7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:34 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  660.199488][ T6069] batman_adv: Cannot find parent device
16:41:34 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2088, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  660.317646][ T6076] batman_adv: Cannot find parent device
[  660.363607][ T6078] batman_adv: Cannot find parent device
16:41:34 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4a00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  660.430839][ T6088] batman_adv: Cannot find parent device
[  660.630924][ T6084] batman_adv: Cannot find parent device
16:41:35 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b6e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  660.718477][ T6096] batman_adv: Cannot find parent device
16:41:35 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:35 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfa, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  660.878392][ T6103] batman_adv: Cannot find parent device
16:41:35 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xbb7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  660.949720][ T6111] batman_adv: Cannot find parent device
16:41:35 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3201, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:35 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4c00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  661.102447][ T6118] batman_adv: Cannot find parent device
[  661.145775][ T6120] batman_adv: Cannot find parent device
16:41:35 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b6f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  661.472155][ T6125] batman_adv: Cannot find parent device
[  661.567786][ T6131] batman_adv: Cannot find parent device
16:41:36 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:36 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:36 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xbc7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  661.674400][ T6138] batman_adv: Cannot find parent device
[  661.697455][ T6142] batman_adv: Cannot find parent device
16:41:36 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  661.821626][ T6152] batman_adv: Cannot find parent device
16:41:36 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5865, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:36 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b70, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  661.941340][ T6161] batman_adv: Cannot find parent device
[  662.133604][ T6163] batman_adv: Cannot find parent device
16:41:36 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1200, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  662.229455][ T6169] batman_adv: Cannot find parent device
[  662.280538][ T6174] batman_adv: Cannot find parent device
[  662.296398][ T6176] batman_adv: Cannot find parent device
16:41:36 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x12d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:36 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xbd7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  662.399310][ T6187] batman_adv: Cannot find parent device
16:41:36 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:36 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5c00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:36 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b71, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  662.549289][ T6197] batman_adv: Cannot find parent device
16:41:37 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1f00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  662.888718][ T6204] batman_adv: Cannot find parent device
[  662.950944][ T6208] batman_adv: Cannot find parent device
[  662.975601][ T6210] batman_adv: Cannot find parent device
16:41:37 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x16a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:37 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xbe7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  663.059616][ T6212] batman_adv: Cannot find parent device
[  663.079223][ T6219] batman_adv: Cannot find parent device
16:41:37 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:37 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5c01, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:37 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b72, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:37 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  663.275625][ T6242] batman_adv: Cannot find parent device
[  663.317167][ T6236] batman_adv: Cannot find parent device
[  663.511371][ T6238] batman_adv: Cannot find parent device
[  663.568094][ T6240] batman_adv: Cannot find parent device
16:41:38 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b73, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  663.664942][ T6249] batman_adv: Cannot find parent device
16:41:38 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x16e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  663.729971][ T6254] batman_adv: Cannot find parent device
16:41:38 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xbf7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:38 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4a00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:38 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  663.919077][ T6271] batman_adv: Cannot find parent device
16:41:38 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2088, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  664.009267][ T6275] batman_adv: Cannot find parent device
[  664.044913][ T6283] batman_adv: Cannot find parent device
[  664.300639][ T6279] batman_adv: Cannot find parent device
16:41:38 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b74, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  664.399100][ T6286] batman_adv: Cannot find parent device
[  664.426659][ T6293] batman_adv: Cannot find parent device
16:41:38 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x172, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:38 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4c00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:38 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xc07d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:38 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6558, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:39 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2301, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  664.650239][ T6307] batman_adv: Cannot find parent device
[  664.746260][ T6312] batman_adv: Cannot find parent device
[  664.793798][ T6311] batman_adv: Cannot find parent device
[  664.825637][ T6319] batman_adv: Cannot find parent device
16:41:39 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b75, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  665.065611][ T6314] batman_adv: Cannot find parent device
16:41:39 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5865, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  665.180073][ T6328] batman_adv: Cannot find parent device
16:41:39 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1bc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:39 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  665.334585][ T6334] batman_adv: Cannot find parent device
16:41:39 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xc17d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:39 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3a03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  665.473819][ T6344] batman_adv: Cannot find parent device
[  665.500104][ T6350] batman_adv: Cannot find parent device
16:41:39 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b76, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  665.568931][ T6353] batman_adv: Cannot find parent device
16:41:40 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1d2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:40 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5a03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  665.915978][ T6361] batman_adv: Cannot find parent device
[  665.985371][ T6364] batman_adv: Cannot find parent device
16:41:40 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  666.029175][ T6371] batman_adv: Cannot find parent device
[  666.048896][ T6375] batman_adv: Cannot find parent device
[  666.097882][ T6374] batman_adv: Cannot find parent device
16:41:40 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xc27d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:40 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:40 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b77, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:40 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5c00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  666.303370][ T6393] batman_adv: Cannot find parent device
16:41:40 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x22e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  666.388485][ T6402] batman_adv: Cannot find parent device
[  666.593218][ T6398] batman_adv: Cannot find parent device
[  666.644050][ T6404] batman_adv: Cannot find parent device
16:41:41 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7400, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  666.726797][ T6409] batman_adv: Cannot find parent device
[  666.760225][ T6413] batman_adv: Cannot find parent device
16:41:41 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b78, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:41 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:41 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xc37d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:41 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:41 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2b2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  667.011320][ T6432] batman_adv: Cannot find parent device
[  667.048073][ T6435] batman_adv: Cannot find parent device
16:41:41 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  667.135575][ T6442] batman_adv: Cannot find parent device
16:41:41 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b79, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  667.222115][ T6449] batman_adv: Cannot find parent device
[  667.256634][ T6451] batman_adv: Cannot find parent device
[  667.452760][ T6447] batman_adv: Cannot find parent device
16:41:41 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  667.555983][ T6460] batman_adv: Cannot find parent device
16:41:42 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6558, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:42 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x300, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  667.649489][ T6468] batman_adv: Cannot find parent device
16:41:42 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xc3ffffff, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  667.748729][ T6475] batman_adv: Cannot find parent device
16:41:42 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:42 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b7a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  667.898805][ T6483] batman_adv: Cannot find parent device
[  667.946751][ T6485] batman_adv: Cannot find parent device
16:41:42 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4a00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  668.273212][ T6491] batman_adv: Cannot find parent device
16:41:42 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  668.327929][ T6493] batman_adv: Cannot find parent device
[  668.359765][ T6502] batman_adv: Cannot find parent device
16:41:42 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x38a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  668.419675][ T6507] batman_adv: Cannot find parent device
16:41:42 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x80fe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:42 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xc47d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:42 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b7b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  668.568496][ T6519] batman_adv: Cannot find parent device
[  668.603202][ T6523] batman_adv: Cannot find parent device
16:41:43 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4c00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  668.675292][ T6528] batman_adv: Cannot find parent device
16:41:43 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:43 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3ca, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  668.783254][ T6540] batman_adv: Cannot find parent device
16:41:43 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  669.055681][ T6539] batman_adv: Cannot find parent device
[  669.125171][ T6549] batman_adv: Cannot find parent device
16:41:43 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b7c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  669.208885][ T6557] batman_adv: Cannot find parent device
[  669.279089][ T6558] batman_adv: Cannot find parent device
16:41:43 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7400, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  669.319329][ T6561] batman_adv: Cannot find parent device
16:41:43 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xc57d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:43 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5865, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  669.459807][ T6572] batman_adv: Cannot find parent device
16:41:43 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3d4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:44 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8a01, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  669.596715][ T6585] batman_adv: Cannot find parent device
[  669.824784][ T6584] batman_adv: Cannot find parent device
16:41:44 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b7d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  669.922068][ T6590] batman_adv: Cannot find parent device
16:41:44 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  669.974382][ T6609] batman_adv: Cannot find parent device
[  669.997582][ T6597] batman_adv: Cannot find parent device
[  670.036597][ T6594] batman_adv: Cannot find parent device
16:41:44 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xc6010000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:44 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5c00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:44 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b7e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:44 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8a03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  670.398039][ T6623] batman_adv: Cannot find parent device
16:41:44 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3ee, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  670.508863][ T6619] batman_adv: Cannot find parent device
[  670.548454][ T6624] batman_adv: Cannot find parent device
[  670.588528][ T6627] batman_adv: Cannot find parent device
[  670.610120][ T6630] batman_adv: Cannot find parent device
16:41:45 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xc67d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:45 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  670.741307][ T6641] batman_adv: Cannot find parent device
16:41:45 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:45 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xb202, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:45 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b7f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  670.951102][ T6658] batman_adv: Cannot find parent device
16:41:45 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  671.228388][ T6657] batman_adv: Cannot find parent device
[  671.309637][ T6665] batman_adv: Cannot find parent device
[  671.329538][ T6667] batman_adv: Cannot find parent device
16:41:45 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8009, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  671.419679][ T6669] batman_adv: Cannot find parent device
[  671.480115][ T6671] batman_adv: Cannot find parent device
16:41:45 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xc77d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:46 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc0fe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:46 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6558, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  671.861488][ T6693] batman_adv: Cannot find parent device
[  671.916656][ T6686] batman_adv: Cannot find parent device
16:41:46 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b80, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:46 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  672.023831][ T6697] batman_adv: Cannot find parent device
[  672.068447][ T6699] batman_adv: Cannot find parent device
16:41:46 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xc87d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:46 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x80fe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  672.178855][ T6712] batman_adv: Cannot find parent device
[  672.233851][ T6714] batman_adv: Cannot find parent device
16:41:46 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xd401, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:46 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:46 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b81, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:46 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3fc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  672.418662][ T6745] batman_adv: Cannot find parent device
[  672.617910][ T6736] batman_adv: Cannot find parent device
[  672.697532][ T6739] batman_adv: Cannot find parent device
[  672.718519][ T6741] batman_adv: Cannot find parent device
[  672.748331][ T6743] batman_adv: Cannot find parent device
16:41:47 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b82, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:47 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x500, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  672.829610][ T6753] batman_adv: Cannot find parent device
16:41:47 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:47 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xc97d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:47 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xd403, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:47 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  673.133838][ T6778] batman_adv: Cannot find parent device
[  673.187266][ T6782] batman_adv: Cannot find parent device
[  673.232032][ T6781] batman_adv: Cannot find parent device
[  673.279897][ T6780] batman_adv: Cannot find parent device
[  673.299816][ T6786] batman_adv: Cannot find parent device
16:41:47 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8109, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  673.547601][ T6785] batman_adv: Cannot find parent device
16:41:48 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x600, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:48 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:48 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b83, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:48 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7400, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  673.789450][ T6817] batman_adv: Cannot find parent device
16:41:48 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xca030000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  673.878842][ T6827] batman_adv: Cannot find parent device
[  673.912094][ T6829] batman_adv: Cannot find parent device
16:41:48 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8a03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  674.001779][ T6836] batman_adv: Cannot find parent device
[  674.202931][ T6848] batman_adv: Cannot find parent device
[  674.282465][ T6838] batman_adv: Cannot find parent device
16:41:48 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x700, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:48 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf203, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:48 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:48 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xca7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  674.458287][ T6854] batman_adv: Cannot find parent device
16:41:48 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b84, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  674.576471][ T6864] batman_adv: Cannot find parent device
[  674.628471][ T6866] batman_adv: Cannot find parent device
16:41:49 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa403, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  674.698795][ T6871] batman_adv: Cannot find parent device
16:41:49 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8e4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  674.767556][ T6882] batman_adv: Cannot find parent device
16:41:49 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf403, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:49 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7802, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  675.099429][ T6881] batman_adv: Cannot find parent device
[  675.157084][ T6890] batman_adv: Cannot find parent device
16:41:49 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b85, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  675.236009][ T6895] batman_adv: Cannot find parent device
[  675.269356][ T6898] batman_adv: Cannot find parent device
[  675.304974][ T6900] batman_adv: Cannot find parent device
16:41:49 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xcb41b33f, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:49 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xb202, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:49 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8e5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  675.507917][ T6916] batman_adv: Cannot find parent device
16:41:50 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:50 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  675.868962][ T6923] batman_adv: Cannot find parent device
[  675.927134][ T6929] batman_adv: Cannot find parent device
16:41:50 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b86, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  675.996969][ T6932] batman_adv: Cannot find parent device
[  676.019150][ T6936] batman_adv: Cannot find parent device
[  676.040333][ T6941] batman_adv: Cannot find parent device
16:41:50 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc0fe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:50 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xcb7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:50 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x900, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:50 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x80fe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:50 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  676.313403][ T6961] batman_adv: Cannot find parent device
[  676.362348][ T6965] batman_adv: Cannot find parent device
[  676.409540][ T6973] batman_adv: Cannot find parent device
[  676.586073][ T6969] batman_adv: Cannot find parent device
16:41:51 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b87, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  676.678549][ T6979] batman_adv: Cannot find parent device
[  676.732541][ T6982] batman_adv: Cannot find parent device
16:41:51 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xce02, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:51 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:51 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xcc7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:51 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  676.978926][ T7000] batman_adv: Cannot find parent device
16:41:51 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfe00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  677.079053][ T7006] batman_adv: Cannot find parent device
[  677.107632][ T7008] batman_adv: Cannot find parent device
16:41:51 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b88, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  677.358526][ T7015] batman_adv: Cannot find parent device
[  677.427439][ T7020] batman_adv: Cannot find parent device
16:41:51 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xd403, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:51 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  677.587230][ T7027] batman_adv: Cannot find parent device
[  677.625666][ T7029] batman_adv: Cannot find parent device
16:41:52 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xcd7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:52 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8409, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  677.767832][ T7040] batman_adv: Cannot find parent device
16:41:52 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfe80, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:52 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b89, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  677.907316][ T7049] batman_adv: Cannot find parent device
[  677.955790][ T7056] batman_adv: Cannot find parent device
[  678.223727][ T7052] batman_adv: Cannot find parent device
16:41:52 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xd802, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  678.339107][ T7063] batman_adv: Cannot find parent device
[  678.358654][ T7066] batman_adv: Cannot find parent device
16:41:52 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:52 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8509, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  678.450928][ T7088] batman_adv: Cannot find parent device
16:41:52 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xce7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  678.525552][ T7095] batman_adv: Cannot find parent device
16:41:52 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfec0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:53 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b8a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  678.648091][ T7086] batman_adv: Cannot find parent device
16:41:53 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:53 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8a03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  678.979307][ T7100] batman_adv: Cannot find parent device
[  679.042637][ T7102] batman_adv: Cannot find parent device
16:41:53 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe202, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  679.114076][ T7109] batman_adv: Cannot find parent device
[  679.155523][ T7114] batman_adv: Cannot find parent device
[  679.173428][ T7112] batman_adv: Cannot find parent device
16:41:53 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfeff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:53 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xcf7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:53 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b8b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  679.350692][ T7129] batman_adv: Cannot find parent device
16:41:53 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xb202, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:53 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1200, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  679.455223][ T7138] batman_adv: Cannot find parent device
16:41:53 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  679.548044][ T7145] batman_adv: Cannot find parent device
[  679.743189][ T7143] batman_adv: Cannot find parent device
16:41:54 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  679.857133][ T7152] batman_adv: Cannot find parent device
[  679.901285][ T7156] batman_adv: Cannot find parent device
16:41:54 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b8c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  679.990322][ T7161] batman_adv: Cannot find parent device
16:41:54 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xcfd37217, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:54 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc0fe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:54 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1f00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  680.138611][ T7176] batman_adv: Cannot find parent device
[  680.195779][ T7180] batman_adv: Cannot find parent device
16:41:54 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf203, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  680.272650][ T7186] batman_adv: Cannot find parent device
16:41:54 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff0f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  680.620362][ T7184] batman_adv: Cannot find parent device
[  680.686892][ T7192] batman_adv: Cannot find parent device
16:41:55 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b8d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:55 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xca03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  680.777856][ T7201] batman_adv: Cannot find parent device
16:41:55 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xd0010000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  680.864463][ T7203] batman_adv: Cannot find parent device
16:41:55 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  680.983971][ T7219] batman_adv: Cannot find parent device
16:41:55 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf403, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  681.067385][ T7221] batman_adv: Cannot find parent device
16:41:55 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff7f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:55 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b8e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  681.354902][ T7226] batman_adv: Cannot find parent device
[  681.415198][ T7233] batman_adv: Cannot find parent device
16:41:55 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xd403, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  681.479085][ T7236] batman_adv: Cannot find parent device
[  681.543391][ T7238] batman_adv: Cannot find parent device
[  681.568074][ T7241] batman_adv: Cannot find parent device
16:41:56 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xd07d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:56 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:56 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2088, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  681.714127][ T7257] batman_adv: Cannot find parent device
16:41:56 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfffe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:56 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b8f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  682.081492][ T7266] batman_adv: Cannot find parent device
[  682.158903][ T7270] batman_adv: Cannot find parent device
[  682.185917][ T7272] batman_adv: Cannot find parent device
16:41:56 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe603, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  682.236548][ T7280] batman_adv: Cannot find parent device
[  682.273150][ T7284] batman_adv: Cannot find parent device
16:41:56 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xd17d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:56 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:56 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2d01, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  682.414448][ T7305] batman_adv: Cannot find parent device
16:41:56 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17876, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:56 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b90, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  682.707888][ T7309] batman_adv: Cannot find parent device
16:41:57 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  682.832220][ T7318] batman_adv: Cannot find parent device
[  682.902866][ T7315] batman_adv: Cannot find parent device
[  682.951506][ T7321] batman_adv: Cannot find parent device
[  682.988709][ T7324] batman_adv: Cannot find parent device
16:41:57 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xd27d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:57 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2e02, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:57 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfe80, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:57 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17877, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  683.238274][ T7341] batman_adv: Cannot find parent device
16:41:57 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b91, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  683.508182][ T7347] batman_adv: Cannot find parent device
[  683.584325][ T7351] batman_adv: Cannot find parent device
16:41:58 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf002, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  683.638306][ T7356] batman_adv: Cannot find parent device
[  683.692280][ T7358] batman_adv: Cannot find parent device
[  683.725022][ T7362] batman_adv: Cannot find parent device
16:41:58 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xd37d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:58 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:58 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfec0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  683.927917][ T7377] batman_adv: Cannot find parent device
16:41:58 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17878, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  684.017186][ T7393] batman_adv: Cannot find parent device
16:41:58 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b92, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  684.303174][ T7383] batman_adv: Cannot find parent device
16:41:58 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf003, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  684.377590][ T7390] batman_adv: Cannot find parent device
16:41:58 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfeff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  684.482060][ T7398] batman_adv: Cannot find parent device
[  684.507299][ T7403] batman_adv: Cannot find parent device
16:41:58 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:59 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xd4030000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  684.615954][ T7412] batman_adv: Cannot find parent device
16:41:59 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17879, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:59 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf203, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  684.733727][ T7420] batman_adv: Cannot find parent device
16:41:59 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b93, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  684.818326][ T7427] batman_adv: Cannot find parent device
[  685.048106][ T7431] batman_adv: Cannot find parent device
16:41:59 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  685.147022][ T7438] batman_adv: Cannot find parent device
[  685.173956][ T7442] batman_adv: Cannot find parent device
[  685.222744][ T7445] batman_adv: Cannot find parent device
16:41:59 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:59 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xd47d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:59 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1787a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:41:59 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf403, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  685.428343][ T7462] batman_adv: Cannot find parent device
16:41:59 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b94, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  685.538017][ T7466] batman_adv: Cannot find parent device
[  685.573131][ T7470] batman_adv: Cannot find parent device
[  685.832499][ T7468] batman_adv: Cannot find parent device
16:42:00 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff0f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  685.930175][ T7477] batman_adv: Cannot find parent device
16:42:00 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4a00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  685.995980][ T7484] batman_adv: Cannot find parent device
16:42:00 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1787b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:00 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xd57d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:00 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfa03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  686.164484][ T7498] batman_adv: Cannot find parent device
16:42:00 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b95, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  686.238294][ T7505] batman_adv: Cannot find parent device
[  686.305765][ T7507] batman_adv: Cannot find parent device
16:42:00 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff7f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  686.389891][ T7515] batman_adv: Cannot find parent device
16:42:00 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4c00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  686.705879][ T7518] batman_adv: Cannot find parent device
16:42:01 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1787c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  686.765017][ T7520] batman_adv: Cannot find parent device
16:42:01 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  686.862157][ T7530] batman_adv: Cannot find parent device
[  686.896779][ T7534] batman_adv: Cannot find parent device
16:42:01 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b96, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:01 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xd67d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:01 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfffe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  687.083861][ T7549] batman_adv: Cannot find parent device
16:42:01 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5865, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  687.167952][ T7552] batman_adv: Cannot find parent device
[  687.203310][ T7556] batman_adv: Cannot find parent device
[  687.240927][ T7562] batman_adv: Cannot find parent device
16:42:01 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1787d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  687.307370][ T7566] batman_adv: Cannot find parent device
16:42:01 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:01 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b97, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:01 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17924, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  687.448434][ T7577] batman_adv: Cannot find parent device
16:42:01 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xd77d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  687.554936][ T7584] batman_adv: Cannot find parent device
[  687.611626][ T7588] batman_adv: Cannot find parent device
16:42:02 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5c00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  687.678066][ T7594] batman_adv: Cannot find parent device
[  687.749752][ T7593] batman_adv: Cannot find parent device
16:42:02 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1787e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:02 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfe80, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  688.067076][ T7601] batman_adv: Cannot find parent device
16:42:02 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17925, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  688.124136][ T7608] batman_adv: Cannot find parent device
16:42:02 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b98, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  688.227924][ T7615] batman_adv: Cannot find parent device
[  688.285452][ T7617] batman_adv: Cannot find parent device
16:42:02 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:02 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xd87d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  688.403536][ T7629] batman_adv: Cannot find parent device
16:42:02 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1787f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  688.478713][ T7634] batman_adv: Cannot find parent device
16:42:02 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfec0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:03 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17926, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  688.619663][ T7644] batman_adv: Cannot find parent device
[  688.840630][ T7643] batman_adv: Cannot find parent device
16:42:03 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b99, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  688.930274][ T7650] batman_adv: Cannot find parent device
[  688.965133][ T7655] batman_adv: Cannot find parent device
16:42:03 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6558, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  689.048645][ T7658] batman_adv: Cannot find parent device
16:42:03 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xd97d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:03 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17880, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  689.187324][ T7672] batman_adv: Cannot find parent device
16:42:03 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfeff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  689.338726][ T7679] batman_adv: Cannot find parent device
16:42:03 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17927, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  689.532973][ T7681] batman_adv: Cannot find parent device
16:42:04 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b9a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  689.656255][ T7688] batman_adv: Cannot find parent device
[  689.711797][ T7690] batman_adv: Cannot find parent device
16:42:04 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  689.791442][ T7695] batman_adv: Cannot find parent device
16:42:04 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xda010000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:04 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17881, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:04 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  689.938217][ T7710] batman_adv: Cannot find parent device
16:42:04 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17928, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  690.042712][ T7716] batman_adv: Cannot find parent device
16:42:04 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b9b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:04 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6a01, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  690.267182][ T7730] batman_adv: Cannot find parent device
[  690.323105][ T7733] batman_adv: Cannot find parent device
[  690.348498][ T7735] batman_adv: Cannot find parent device
[  690.379412][ T7737] batman_adv: Cannot find parent device
16:42:04 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff0f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  690.592951][ T7736] batman_adv: Cannot find parent device
16:42:05 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17929, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  690.682710][ T7745] batman_adv: Cannot find parent device
16:42:05 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17882, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  690.764514][    T0] NOHZ: local_softirq_pending 08
16:42:05 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b9c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  690.827417][ T7755] batman_adv: Cannot find parent device
16:42:05 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xda7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:05 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  690.937695][ T7764] batman_adv: Cannot find parent device
[  690.966044][ T7768] batman_adv: Cannot find parent device
16:42:05 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff7f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  691.037530][ T7775] batman_adv: Cannot find parent device
16:42:05 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1792a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:05 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17883, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:05 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b9d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  691.402028][ T7788] batman_adv: Cannot find parent device
[  691.452321][ T7791] batman_adv: Cannot find parent device
[  691.482134][ T7793] batman_adv: Cannot find parent device
[  691.508045][ T7799] batman_adv: Cannot find parent device
[  691.541743][ T7800] batman_adv: Cannot find parent device
16:42:05 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1792b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:06 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6e01, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  691.564610][ T7802] batman_adv: Cannot find parent device
16:42:06 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xdb7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:06 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfffe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:06 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17884, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  691.818209][ T7826] batman_adv: Cannot find parent device
[  691.845279][ T7828] batman_adv: Cannot find parent device
16:42:06 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b9e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  691.888984][ T7838] batman_adv: Cannot find parent device
[  692.104425][ T7831] batman_adv: Cannot find parent device
16:42:06 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1792c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  692.226907][ T7835] batman_adv: Cannot find parent device
16:42:06 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7201, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  692.319897][ T7846] batman_adv: Cannot find parent device
16:42:06 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17885, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:06 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xdc7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:06 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a80, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:06 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19b9f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  692.507446][ T7862] batman_adv: Cannot find parent device
[  692.580028][ T7864] batman_adv: Cannot find parent device
[  692.603248][ T7868] batman_adv: Cannot find parent device
[  692.875591][ T7869] batman_adv: Cannot find parent device
16:42:07 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1792d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  692.927566][ T7873] batman_adv: Cannot find parent device
16:42:07 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7400, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  693.027123][ T7882] batman_adv: Cannot find parent device
16:42:07 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17886, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:07 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xdd7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:07 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a81, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  693.187135][ T7893] batman_adv: Cannot find parent device
16:42:07 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19ba0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  693.307088][ T7898] batman_adv: Cannot find parent device
[  693.366366][ T7902] batman_adv: Cannot find parent device
16:42:07 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1792e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  693.445294][ T7914] batman_adv: Cannot find parent device
[  693.510825][ T7915] batman_adv: Cannot find parent device
[  693.561883][ T7917] batman_adv: Cannot find parent device
16:42:08 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:08 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17887, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:08 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xde7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  693.737096][ T7929] batman_adv: Cannot find parent device
16:42:08 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a82, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:08 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19ba1, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:08 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1792f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  693.909828][ T7936] batman_adv: Cannot find parent device
[  693.975032][ T7940] batman_adv: Cannot find parent device
[  694.224389][ T7943] batman_adv: Cannot find parent device
[  694.303666][ T7946] batman_adv: Cannot find parent device
[  694.327503][ T7950] batman_adv: Cannot find parent device
16:42:08 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:08 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17888, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  694.427711][ T7958] batman_adv: Cannot find parent device
16:42:08 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xdf7d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:08 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a83, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:09 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19ba2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  694.585393][ T7973] batman_adv: Cannot find parent device
16:42:09 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17930, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  694.698683][ T7988] batman_adv: Cannot find parent device
[  694.741270][ T7978] batman_adv: Cannot find parent device
16:42:09 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x80fe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  694.825957][ T7989] batman_adv: Cannot find parent device
[  695.018022][ T7984] batman_adv: Cannot find parent device
16:42:09 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a84, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  695.107422][ T7998] batman_adv: Cannot find parent device
16:42:09 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17889, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:09 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19ba3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  695.237396][ T8006] batman_adv: Cannot find parent device
16:42:09 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xe07d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:09 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17931, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  695.382440][ T8015] batman_adv: Cannot find parent device
[  695.444819][ T8017] batman_adv: Cannot find parent device
16:42:09 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  695.526923][ T8022] batman_adv: Cannot find parent device
16:42:10 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a85, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:10 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1788a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  695.836168][ T8034] batman_adv: Cannot find parent device
[  695.934878][ T8036] batman_adv: Cannot find parent device
16:42:10 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19ba4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  695.979103][ T8043] batman_adv: Cannot find parent device
[  695.997168][ T8047] batman_adv: Cannot find parent device
[  696.055440][ T8048] batman_adv: Cannot find parent device
16:42:10 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xe17d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:10 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17932, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:10 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8a03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:10 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1788b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  696.227229][ T8062] batman_adv: Cannot find parent device
16:42:10 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a86, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  696.541860][ T8070] batman_adv: Cannot find parent device
[  696.626970][ T8072] batman_adv: Cannot find parent device
16:42:11 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19ba5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  696.682821][ T8080] batman_adv: Cannot find parent device
[  696.731702][ T8083] batman_adv: Cannot find parent device
[  696.764183][ T8081] batman_adv: Cannot find parent device
16:42:11 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xe27d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:11 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17933, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:11 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1788c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  696.953413][ T8100] batman_adv: Cannot find parent device
16:42:11 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a87, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:11 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xb202, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  697.278403][ T8108] batman_adv: Cannot find parent device
16:42:11 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19ba6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  697.363461][ T8114] batman_adv: Cannot find parent device
[  697.421032][ T8117] batman_adv: Cannot find parent device
[  697.461650][ T8119] batman_adv: Cannot find parent device
[  697.487787][ T8123] batman_adv: Cannot find parent device
16:42:11 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xe37d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:12 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17934, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:12 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1788d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  697.677440][ T8136] batman_adv: Cannot find parent device
16:42:12 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a88, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:12 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xbc01, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  698.034658][ T8144] batman_adv: Cannot find parent device
16:42:12 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19ba7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  698.148185][ T8150] batman_adv: Cannot find parent device
[  698.176485][ T8153] batman_adv: Cannot find parent device
[  698.214731][ T8155] batman_adv: Cannot find parent device
[  698.250308][ T8159] batman_adv: Cannot find parent device
16:42:12 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xe47d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:12 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17935, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:12 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1788e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  698.411303][ T8173] batman_adv: Cannot find parent device
16:42:12 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc0fe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:13 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a89, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  698.782977][ T8182] batman_adv: Cannot find parent device
[  698.853795][ T8187] batman_adv: Cannot find parent device
16:42:13 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19ba8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  698.917100][ T8191] batman_adv: Cannot find parent device
[  698.961039][ T8193] batman_adv: Cannot find parent device
[  698.997565][ T8197] batman_adv: Cannot find parent device
16:42:13 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xe4ffffff, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:13 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17936, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:13 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1788f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:13 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xca03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:13 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a8a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  699.257080][ T8217] batman_adv: Cannot find parent device
[  699.553967][ T8221] batman_adv: Cannot find parent device
[  699.607876][ T8225] batman_adv: Cannot find parent device
[  699.629601][ T8227] batman_adv: Cannot find parent device
16:42:14 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19ba9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  699.687287][ T8234] batman_adv: Cannot find parent device
[  699.706087][ T8237] batman_adv: Cannot find parent device
16:42:14 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xe57d0100, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:14 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17937, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:14 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17890, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:14 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xd201, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  700.212061][ T8261] batman_adv: Cannot find parent device
16:42:14 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a8b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  700.326696][ T8257] batman_adv: Cannot find parent device
[  700.389375][ T8263] batman_adv: Cannot find parent device
[  700.405943][ T8267] batman_adv: Cannot find parent device
[  700.428472][ T8269] batman_adv: Cannot find parent device
16:42:14 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xe6030000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  700.477501][ T8281] batman_adv: Cannot find parent device
16:42:14 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19baa, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:15 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17938, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:15 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17891, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:15 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a8c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:15 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xd403, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  700.945072][ T8293] batman_adv: Cannot find parent device
[  701.036102][ T8297] batman_adv: Cannot find parent device
[  701.055142][ T8301] batman_adv: Cannot find parent device
[  701.077815][ T8303] batman_adv: Cannot find parent device
[  701.104925][ T8307] batman_adv: Cannot find parent device
[  701.134514][ T8306] batman_adv: Cannot find parent device
16:42:15 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xe83e0300, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:15 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19bab, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  701.423106][ T8330] batman_adv: Cannot find parent device
16:42:15 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17939, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:15 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17892, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:16 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a8d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:16 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe408, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  701.647765][ T8332] batman_adv: Cannot find parent device
16:42:16 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xec030000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  701.753082][ T8346] batman_adv: Cannot find parent device
[  701.816488][ T8347] batman_adv: Cannot find parent device
16:42:16 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19bac, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  701.907893][ T8351] batman_adv: Cannot find parent device
[  701.944716][ T8355] batman_adv: Cannot find parent device
16:42:16 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1793a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  702.216736][ T8360] batman_adv: Cannot find parent device
16:42:16 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17893, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  702.317055][ T8369] batman_adv: Cannot find parent device
16:42:16 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe508, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:16 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a8e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  702.419020][ T8375] batman_adv: Cannot find parent device
16:42:16 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xf0ffffff, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:16 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19bad, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  702.545853][ T8384] batman_adv: Cannot find parent device
[  702.576433][ T8388] batman_adv: Cannot find parent device
16:42:17 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1793b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  702.666999][ T8392] batman_adv: Cannot find parent device
16:42:17 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17894, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:17 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe600, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  702.978559][ T8397] batman_adv: Cannot find parent device
[  703.047405][ T8402] batman_adv: Cannot find parent device
16:42:17 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a8f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  703.149935][ T8408] batman_adv: Cannot find parent device
[  703.166166][ T8413] batman_adv: Cannot find parent device
16:42:17 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19bae, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  703.212693][ T8412] batman_adv: Cannot find parent device
[  703.237327][ T8431] batman_adv: Cannot find parent device
16:42:17 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xf2030000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:17 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1793c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:17 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:17 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17895, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  703.497176][ T8438] batman_adv: Cannot find parent device
16:42:17 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a90, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  703.538717][ T8448] batman_adv: Cannot find parent device
[  703.570724][ T8451] batman_adv: Cannot find parent device
16:42:18 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19baf, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  703.625151][ T8452] batman_adv: Cannot find parent device
16:42:18 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1793d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  703.953243][ T8445] batman_adv: Cannot find parent device
16:42:18 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xee03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:18 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17896, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  704.086816][ T8463] batman_adv: Cannot find parent device
[  704.145161][ T8467] batman_adv: Cannot find parent device
[  704.164742][ T8469] batman_adv: Cannot find parent device
16:42:18 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xf4030000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  704.231460][ T8480] batman_adv: Cannot find parent device
[  704.297711][ T8484] batman_adv: Cannot find parent device
16:42:18 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a91, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:18 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19bb0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:18 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1793e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:18 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  704.719105][ T8501] batman_adv: Cannot find parent device
16:42:19 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17897, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  704.825497][ T8508] batman_adv: Cannot find parent device
[  704.857195][ T8510] batman_adv: Cannot find parent device
[  704.888669][ T8513] batman_adv: Cannot find parent device
[  704.914509][ T8516] batman_adv: Cannot find parent device
16:42:19 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfc000000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:19 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a92, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  705.014205][ T8527] batman_adv: Cannot find parent device
16:42:19 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf203, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:19 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19bb1, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:19 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1793f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  705.195632][ T8548] batman_adv: Cannot find parent device
16:42:19 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17898, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  705.470817][ T8541] batman_adv: Cannot find parent device
[  705.551775][ T8544] batman_adv: Cannot find parent device
[  705.582521][ T8546] batman_adv: Cannot find parent device
16:42:20 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19bb2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  705.653531][ T8554] batman_adv: Cannot find parent device
[  705.694678][ T8557] batman_adv: Cannot find parent device
16:42:20 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfc030000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:20 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a93, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:20 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf403, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:20 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17899, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:20 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17940, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  705.957505][ T8580] batman_adv: Cannot find parent device
[  706.223771][ T8584] batman_adv: Cannot find parent device
[  706.285191][ T8587] batman_adv: Cannot find parent device
[  706.317434][ T8595] batman_adv: Cannot find parent device
16:42:20 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19bb3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  706.382036][ T8600] batman_adv: Cannot find parent device
16:42:20 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfcffffff, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  706.454450][ T8598] batman_adv: Cannot find parent device
16:42:20 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a94, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:21 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfa00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:21 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17941, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:21 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1789a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  706.701137][ T8620] batman_adv: Cannot find parent device
[  706.950913][ T8622] batman_adv: Cannot find parent device
[  707.018873][ T8626] batman_adv: Cannot find parent device
[  707.055312][ T8634] batman_adv: Cannot find parent device
[  707.081594][ T8632] batman_adv: Cannot find parent device
[  707.121985][ T8633] batman_adv: Cannot find parent device
16:42:21 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19bb4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:21 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfe800000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:21 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17942, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:21 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a95, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:21 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1789b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:21 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  707.581413][ T8666] batman_adv: Cannot find parent device
[  707.642575][ T8669] batman_adv: Cannot find parent device
[  707.695020][ T8670] batman_adv: Cannot find parent device
[  707.759097][ T8671] batman_adv: Cannot find parent device
[  707.998730][ T8668] batman_adv: Cannot find parent device
16:42:22 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a96, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  708.058014][ T8676] batman_adv: Cannot find parent device
16:42:22 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17943, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:22 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc03, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:22 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1789c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:22 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfec00000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:22 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19bb5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  708.326943][ T8698] batman_adv: Cannot find parent device
[  708.393952][ T8700] batman_adv: Cannot find parent device
[  708.434229][ T8703] batman_adv: Cannot find parent device
[  708.461262][ T8708] batman_adv: Cannot find parent device
[  708.494645][ T8711] batman_adv: Cannot find parent device
16:42:22 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a97, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  708.714557][ T8712] batman_adv: Cannot find parent device
16:42:23 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17944, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:23 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfe80, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:23 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1789d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:23 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19bb6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  708.935932][ T8730] batman_adv: Cannot find parent device
16:42:23 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfeff0000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  709.026398][ T8739] batman_adv: Cannot find parent device
[  709.059508][ T8740] batman_adv: Cannot find parent device
[  709.090611][ T8745] batman_adv: Cannot find parent device
16:42:23 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a98, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  709.166028][ T8748] batman_adv: Cannot find parent device
16:42:23 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfec0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:23 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17945, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:23 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1789e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  709.536721][ T8759] batman_adv: Cannot find parent device
16:42:24 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x19bb7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  709.695402][ T8765] batman_adv: Cannot find parent device
[  709.737113][ T8769] batman_adv: Cannot find parent device
[  709.763020][ T8772] batman_adv: Cannot find parent device
[  709.791931][ T8771] batman_adv: Cannot find parent device
16:42:24 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xff000000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  709.846798][ T8782] batman_adv: Cannot find parent device
16:42:24 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a99, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  710.110929][ T8800] batman_adv: Cannot find parent device
16:42:24 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17946, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:24 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1789f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:24 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfeff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:24 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x20000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  710.346471][ T8804] batman_adv: Cannot find parent device
16:42:24 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xff0f0000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  710.433211][ T8809] batman_adv: Cannot find parent device
[  710.481670][ T8813] batman_adv: Cannot find parent device
16:42:24 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a9a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  710.558089][ T8821] batman_adv: Cannot find parent device
[  710.574217][ T8826] batman_adv: Cannot find parent device
16:42:25 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17947, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  710.874559][ T8828] batman_adv: Cannot find parent device
16:42:25 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178a0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:25 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff00, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:25 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x30000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  711.061376][ T8839] batman_adv: Cannot find parent device
[  711.105107][ T8842] batman_adv: Cannot find parent device
16:42:25 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xff7f0000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  711.195233][ T8849] batman_adv: Cannot find parent device
[  711.229539][ T8853] batman_adv: Cannot find parent device
16:42:25 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a9b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:25 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17948, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  711.339651][ T8861] batman_adv: Cannot find parent device
16:42:25 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178a1, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:25 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff0f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  711.668702][ T8871] batman_adv: Cannot find parent device
[  711.728098][ T8876] batman_adv: Cannot find parent device
[  711.762715][ T8878] batman_adv: Cannot find parent device
16:42:26 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x34000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  711.826300][ T8883] batman_adv: Cannot find parent device
[  711.864217][ T8884] batman_adv: Cannot find parent device
16:42:26 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a9c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:26 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffff0300, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:26 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17949, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  712.026344][ T8897] batman_adv: Cannot find parent device
16:42:26 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178a2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:26 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xff7f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  712.136821][ T8905] batman_adv: Cannot find parent device
16:42:26 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3ffff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  712.516018][ T8909] batman_adv: Cannot find parent device
[  712.624882][ T8916] batman_adv: Cannot find parent device
16:42:27 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a9d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  712.669191][ T8920] batman_adv: Cannot find parent device
[  712.697575][ T8921] batman_adv: Cannot find parent device
16:42:27 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffa888, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  712.714521][ T8925] batman_adv: Cannot find parent device
16:42:27 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1794a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  712.806996][ T8943] batman_adv: Cannot find parent device
16:42:27 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfffe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:27 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178a3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:27 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x40000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  713.241667][ T8947] batman_adv: Cannot find parent device
16:42:27 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a9e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  713.374012][ T8954] batman_adv: Cannot find parent device
[  713.392823][ T8959] batman_adv: Cannot find parent device
[  713.413550][ T8961] batman_adv: Cannot find parent device
16:42:27 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfffff000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  713.435050][ T8962] batman_adv: Cannot find parent device
16:42:27 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1794b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:28 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177c8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:28 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178a4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  713.653570][ T8979] batman_adv: Cannot find parent device
16:42:28 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x80000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  713.891899][ T8982] batman_adv: Cannot find parent device
[  713.970209][ T8988] batman_adv: Cannot find parent device
16:42:28 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17a9f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  714.058475][ T8992] batman_adv: Cannot find parent device
[  714.076208][ T8993] batman_adv: Cannot find parent device
[  714.154237][ T8996] batman_adv: Cannot find parent device
16:42:28 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffff7f, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:28 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1794c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  714.321701][ T9008] batman_adv: Cannot find parent device
16:42:28 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177c9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:28 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178a5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:28 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x100000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:28 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aa0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  714.529468][ T9023] batman_adv: Cannot find parent device
[  714.791077][ T9020] batman_adv: Cannot find parent device
[  714.890015][ T9030] batman_adv: Cannot find parent device
[  714.928923][ T9027] batman_adv: Cannot find parent device
16:42:29 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1794d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  714.945885][ T9034] batman_adv: Cannot find parent device
[  714.996047][ T9036] batman_adv: Cannot find parent device
16:42:29 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffff9e, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:29 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178a6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:29 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aa1, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:29 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177ca, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:29 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x400300, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  715.302515][ T9056] batman_adv: Cannot find parent device
[  715.343639][ T9063] batman_adv: Cannot find parent device
[  715.598624][ T9060] batman_adv: Cannot find parent device
16:42:30 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1794e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  715.650784][ T9066] batman_adv: Cannot find parent device
[  715.672315][ T9070] batman_adv: Cannot find parent device
16:42:30 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178a7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  715.781158][ T9077] batman_adv: Cannot find parent device
16:42:30 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffffc3, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:30 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aa2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:30 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177cb, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  715.956132][ T9089] batman_adv: Cannot find parent device
16:42:30 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf0ffff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  716.068046][ T9096] batman_adv: Cannot find parent device
[  716.114752][ T9102] batman_adv: Cannot find parent device
16:42:30 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1794f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  716.381547][ T9098] batman_adv: Cannot find parent device
16:42:30 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178a8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  716.508920][ T9114] batman_adv: Cannot find parent device
[  716.545696][ T9110] batman_adv: Cannot find parent device
16:42:31 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aa3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  716.626135][ T9118] batman_adv: Cannot find parent device
16:42:31 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffffe4, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:31 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:31 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177cc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  716.785867][ T9134] batman_adv: Cannot find parent device
16:42:31 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17950, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  716.905975][ T9139] batman_adv: Cannot find parent device
[  717.116418][ T9141] batman_adv: Cannot find parent device
[  717.204779][ T9149] batman_adv: Cannot find parent device
[  717.222396][ T9148] batman_adv: Cannot find parent device
16:42:31 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178a9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  717.292676][ T9156] batman_adv: Cannot find parent device
16:42:31 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aa4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:31 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfffffff0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:31 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177cd, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:31 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:31 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17951, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  717.796596][ T9177] batman_adv: Cannot find parent device
[  717.885282][ T9172] batman_adv: Cannot find parent device
[  717.923284][ T9176] batman_adv: Cannot find parent device
[  717.953815][ T9179] batman_adv: Cannot find parent device
[  717.981768][ T9183] batman_adv: Cannot find parent device
[  718.000071][ T9185] batman_adv: Cannot find parent device
16:42:32 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xfffffffc, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:32 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178aa, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:32 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aa5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:32 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177ce, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:32 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:32 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17952, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  718.506083][ T9207] batman_adv: Cannot find parent device
[  718.564017][ T9213] batman_adv: Cannot find parent device
[  718.589358][ T9214] batman_adv: Cannot find parent device
[  718.605442][ T9219] batman_adv: Cannot find parent device
[  718.650601][ T9222] batman_adv: Cannot find parent device
[  718.688573][ T9224] batman_adv: Cannot find parent device
16:42:33 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178ab, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:33 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17953, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:33 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0xffffffff, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:33 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177cf, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:33 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aa6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:33 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  718.945585][ T9245] batman_adv: Cannot find parent device
[  719.020833][ T9254] batman_adv: Cannot find parent device
[  719.052270][ T9247] batman_adv: Cannot find parent device
[  719.325829][ T9250] batman_adv: Cannot find parent device
16:42:33 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178ac, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  719.436055][ T9259] batman_adv: Cannot find parent device
[  719.454529][ T9261] batman_adv: Cannot find parent device
16:42:33 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177d0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:33 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17954, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:34 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:34 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aa7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  719.635640][ T9280] batman_adv: Cannot find parent device
16:42:34 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  719.732867][ T9284] batman_adv: Cannot find parent device
16:42:34 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178ad, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  719.805164][ T9289] batman_adv: Cannot find parent device
[  719.875834][ T9297] batman_adv: Cannot find parent device
[  720.104781][ T9293] batman_adv: Cannot find parent device
16:42:34 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177d1, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  720.215796][ T9302] batman_adv: Cannot find parent device
16:42:34 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:34 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17955, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:34 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aa8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  720.405678][ T9307] batman_adv: Cannot find parent device
16:42:34 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  720.503359][ T9320] batman_adv: Cannot find parent device
[  720.535479][ T9322] batman_adv: Cannot find parent device
[  720.574433][ T9328] batman_adv: Cannot find parent device
16:42:35 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178ae, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  720.646497][ T9331] batman_adv: Cannot find parent device
16:42:35 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177d2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:35 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:35 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17956, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  721.074892][ T9342] batman_adv: Cannot find parent device
16:42:35 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aa9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  721.214377][ T9349] batman_adv: Cannot find parent device
[  721.245815][ T9352] batman_adv: Cannot find parent device
[  721.264490][ T9354] batman_adv: Cannot find parent device
[  721.285196][ T9356] batman_adv: Cannot find parent device
16:42:35 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  721.347660][ T9368] batman_adv: Cannot find parent device
16:42:35 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178af, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:35 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177d3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:35 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:35 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17957, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:35 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aaa, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  721.823756][ T9382] batman_adv: Cannot find parent device
[  721.908530][ T9386] batman_adv: Cannot find parent device
[  721.930549][ T9389] batman_adv: Cannot find parent device
[  721.960219][ T9392] batman_adv: Cannot find parent device
[  721.996906][ T9395] batman_adv: Cannot find parent device
[  722.022095][ T9396] batman_adv: Cannot find parent device
16:42:36 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:36 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178b0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:36 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:36 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177d4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  722.433010][ T9419] batman_adv: Cannot find parent device
16:42:36 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aab, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:36 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17958, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  722.579889][ T9421] batman_adv: Cannot find parent device
[  722.600358][ T9426] batman_adv: Cannot find parent device
[  722.632030][ T9427] batman_adv: Cannot find parent device
16:42:37 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  722.686266][ T9436] batman_adv: Cannot find parent device
16:42:37 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178b1, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:37 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  722.830067][ T9446] batman_adv: Cannot find parent device
16:42:37 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177d5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:37 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aac, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  723.156064][ T9454] batman_adv: Cannot find parent device
[  723.244269][ T9463] batman_adv: Cannot find parent device
16:42:37 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17959, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  723.315626][ T9462] batman_adv: Cannot find parent device
[  723.334867][ T9466] batman_adv: Cannot find parent device
[  723.374822][ T9468] batman_adv: Cannot find parent device
16:42:37 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:37 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:37 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178b2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  723.502496][ T9484] batman_adv: Cannot find parent device
16:42:37 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aad, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:38 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177d6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:38 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1795a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  723.903600][ T9493] batman_adv: Cannot find parent device
[  723.988984][ T9496] batman_adv: Cannot find parent device
[  724.031827][ T9497] batman_adv: Cannot find parent device
[  724.071169][ T9501] batman_adv: Cannot find parent device
[  724.092706][ T9503] batman_adv: Cannot find parent device
[  724.128033][ T9505] batman_adv: Cannot find parent device
16:42:38 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:38 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:38 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178b3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:38 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aae, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:38 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177d7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:38 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1795b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  724.731668][ T9529] batman_adv: Cannot find parent device
[  724.820753][ T9533] batman_adv: Cannot find parent device
[  724.847903][ T9536] batman_adv: Cannot find parent device
16:42:39 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  724.870663][ T9541] batman_adv: Cannot find parent device
[  724.889383][ T9540] batman_adv: Cannot find parent device
[  724.909819][ T9543] batman_adv: Cannot find parent device
16:42:39 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178b4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:39 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:39 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aaf, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:39 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177d8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:39 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1795c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  725.435605][ T9567] batman_adv: Cannot find parent device
[  725.512742][ T9569] batman_adv: Cannot find parent device
[  725.543223][ T9574] batman_adv: Cannot find parent device
[  725.594150][ T9573] batman_adv: Cannot find parent device
[  725.625128][ T9577] batman_adv: Cannot find parent device
16:42:40 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  725.653884][ T9579] batman_adv: Cannot find parent device
16:42:40 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178b5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:40 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x10000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:40 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ab0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:40 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177d9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  725.881511][ T9608] batman_adv: Cannot find parent device
16:42:40 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1795d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  726.164023][ T9604] batman_adv: Cannot find parent device
16:42:40 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178b6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  726.274661][ T9612] batman_adv: Cannot find parent device
[  726.304270][ T9615] batman_adv: Cannot find parent device
[  726.325976][ T9617] batman_adv: Cannot find parent device
[  726.343504][ T9620] batman_adv: Cannot find parent device
16:42:40 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:40 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x12000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:40 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ab1, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:40 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177da, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  726.555902][ T9637] batman_adv: Cannot find parent device
16:42:41 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1795e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  726.654468][ T9645] batman_adv: Cannot find parent device
[  726.854275][ T9643] batman_adv: Cannot find parent device
[  726.929035][ T9649] batman_adv: Cannot find parent device
[  726.987055][ T9651] batman_adv: Cannot find parent device
16:42:41 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178b7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:41 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1f000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  727.107716][ T9658] batman_adv: Cannot find parent device
16:42:41 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:41 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ab2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:41 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177db, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:41 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1795f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  727.304966][ T9675] batman_adv: Cannot find parent device
[  727.369175][ T9678] batman_adv: Cannot find parent device
[  727.658071][ T9682] batman_adv: Cannot find parent device
16:42:42 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178b8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  727.770850][ T9690] batman_adv: Cannot find parent device
[  727.824742][ T9694] batman_adv: Cannot find parent device
16:42:42 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x20000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  727.897132][ T9691] batman_adv: Cannot find parent device
16:42:42 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  727.957733][ T9705] batman_adv: Cannot find parent device
16:42:42 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ab3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:42 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17960, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:42 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177dc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  728.083346][ T9716] batman_adv: Cannot find parent device
16:42:42 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178b9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:42 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  728.482820][ T9724] batman_adv: Cannot find parent device
[  728.598271][ T9728] batman_adv: Cannot find parent device
[  728.636980][ T9729] batman_adv: Cannot find parent device
[  728.654787][ T9732] batman_adv: Cannot find parent device
[  728.682934][ T9734] batman_adv: Cannot find parent device
16:42:43 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  728.727283][ T9736] batman_adv: Cannot find parent device
16:42:43 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ab4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:43 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17961, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:43 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177dd, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  728.941360][ T9766] batman_adv: Cannot find parent device
16:42:43 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178ba, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:43 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3fb341cb, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  729.083212][ T9764] batman_adv: Cannot find parent device
[  729.130057][ T9770] batman_adv: Cannot find parent device
[  729.172256][ T9772] batman_adv: Cannot find parent device
16:42:43 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ab5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  729.255626][ T9779] batman_adv: Cannot find parent device
16:42:43 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x10, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:43 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17962, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  729.389940][ T9787] batman_adv: Cannot find parent device
16:42:43 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177de, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:43 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178bb, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  729.529801][ T9794] batman_adv: Cannot find parent device
[  729.733107][ T9796] batman_adv: Cannot find parent device
16:42:44 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x40000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  729.869749][ T9801] batman_adv: Cannot find parent device
[  729.921634][ T9807] batman_adv: Cannot find parent device
[  729.951150][ T9809] batman_adv: Cannot find parent device
16:42:44 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ab6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:44 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x12, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:44 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17963, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:44 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177df, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  730.134287][ T9827] batman_adv: Cannot find parent device
16:42:44 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178bc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  730.201389][ T9831] batman_adv: Cannot find parent device
[  730.245085][ T9839] batman_adv: Cannot find parent device
16:42:44 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x42030000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  730.482620][ T9835] batman_adv: Cannot find parent device
[  730.587393][ T9842] batman_adv: Cannot find parent device
16:42:45 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ab7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  730.646206][ T9849] batman_adv: Cannot find parent device
16:42:45 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177e0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:45 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x48, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  730.736413][ T9852] batman_adv: Cannot find parent device
16:42:45 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17964, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:45 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178bd, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  731.132807][ T9876] batman_adv: Cannot find parent device
[  731.216565][ T9868] batman_adv: Cannot find parent device
16:42:45 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x48000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  731.285312][ T9874] batman_adv: Cannot find parent device
[  731.343277][ T9878] batman_adv: Cannot find parent device
[  731.384622][ T9882] batman_adv: Cannot find parent device
16:42:45 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4a, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:45 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ab8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:45 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177e1, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:46 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17965, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  731.585070][ T9902] batman_adv: Cannot find parent device
16:42:46 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178be, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  731.941336][ T9906] batman_adv: Cannot find parent device
[  731.991819][ T9908] batman_adv: Cannot find parent device
[  732.013509][ T9913] batman_adv: Cannot find parent device
16:42:46 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4a000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  732.072343][ T9916] batman_adv: Cannot find parent device
[  732.110055][ T9921] batman_adv: Cannot find parent device
16:42:46 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ab9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:46 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4c, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:46 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177e2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  732.228306][ T9937] batman_adv: Cannot find parent device
16:42:46 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17966, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:46 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178bf, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  732.364374][ T9942] batman_adv: Cannot find parent device
16:42:46 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4c000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  732.476569][ T9949] batman_adv: Cannot find parent device
[  732.735693][ T9947] batman_adv: Cannot find parent device
[  732.786538][ T9955] batman_adv: Cannot find parent device
16:42:47 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aba, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  732.864928][ T9962] batman_adv: Cannot find parent device
[  732.884296][ T9965] batman_adv: Cannot find parent device
16:42:47 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177e3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:47 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17967, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:47 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5c, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:47 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178c0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:47 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5fee58e0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  733.127718][ T9982] batman_adv: Cannot find parent device
[  733.186183][ T9984] batman_adv: Cannot find parent device
[  733.215113][ T9986] batman_adv: Cannot find parent device
16:42:47 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17abb, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  733.313684][ T9999] batman_adv: Cannot find parent device
[  733.364571][ T9998] batman_adv: Cannot find parent device
16:42:47 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177e4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  733.592854][ T9996] batman_adv: Cannot find parent device
16:42:48 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17968, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  733.676366][T10011] batman_adv: Cannot find parent device
16:42:48 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178c1, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:48 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x60000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  733.836500][T10015] batman_adv: Cannot find parent device
16:42:48 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x60, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:48 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17abc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  733.986647][T10023] batman_adv: Cannot find parent device
[  734.019261][T10027] batman_adv: Cannot find parent device
[  734.043858][T10031] batman_adv: Cannot find parent device
16:42:48 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177e5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:48 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17969, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  734.158931][T10040] batman_adv: Cannot find parent device
16:42:48 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178c2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:48 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x619b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  734.414111][T10043] batman_adv: Cannot find parent device
[  734.466170][T10050] batman_adv: Cannot find parent device
16:42:48 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17abd, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  734.537658][T10055] batman_adv: Cannot find parent device
[  734.553747][T10058] batman_adv: Cannot find parent device
[  734.592539][T10060] batman_adv: Cannot find parent device
16:42:49 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177e6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:49 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x68, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  734.717246][T10082] batman_adv: Cannot find parent device
16:42:49 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178c3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:49 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1796a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:49 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x629b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  734.899074][T10080] batman_adv: Cannot find parent device
16:42:49 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177e7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  734.985613][T10101] batman_adv: Cannot find parent device
[  735.025581][T10090] batman_adv: Cannot find parent device
[  735.079539][T10095] batman_adv: Cannot find parent device
16:42:49 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17abe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  735.145033][T10096] batman_adv: Cannot find parent device
16:42:49 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x639b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:49 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  735.254659][T10108] batman_adv: Cannot find parent device
16:42:49 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1796b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  735.337983][T10116] batman_adv: Cannot find parent device
16:42:49 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178c4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  735.460939][T10119] batman_adv: Cannot find parent device
16:42:49 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177e8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  735.754526][T10123] batman_adv: Cannot find parent device
[  735.812967][T10130] batman_adv: Cannot find parent device
16:42:50 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17abf, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:50 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x649b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:50 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x74, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  735.920254][T10137] batman_adv: Cannot find parent device
[  735.944490][T10140] batman_adv: Cannot find parent device
16:42:50 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1796c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  736.060732][T10148] batman_adv: Cannot find parent device
[  736.117988][T10152] batman_adv: Cannot find parent device
16:42:50 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178c5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:50 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177e9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  736.247285][T10170] batman_adv: Cannot find parent device
[  736.482503][T10157] batman_adv: Cannot find parent device
16:42:50 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ac0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  736.585543][T10164] batman_adv: Cannot find parent device
16:42:51 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x65580000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:51 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178c6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  736.681606][T10176] batman_adv: Cannot find parent device
16:42:51 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x78, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:51 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1796d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  736.787499][T10185] batman_adv: Cannot find parent device
[  736.830014][T10189] batman_adv: Cannot find parent device
16:42:51 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177ea, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  736.924333][T10192] batman_adv: Cannot find parent device
[  736.999237][T10198] batman_adv: Cannot find parent device
16:42:51 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ac1, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  737.271415][T10197] batman_adv: Cannot find parent device
16:42:51 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x659b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:51 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178c7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  737.364909][T10214] batman_adv: Cannot find parent device
16:42:51 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1796e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  737.473526][T10219] batman_adv: Cannot find parent device
16:42:51 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177eb, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:52 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  737.608514][T10227] batman_adv: Cannot find parent device
[  737.647177][T10231] batman_adv: Cannot find parent device
16:42:52 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ac2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  737.724360][T10233] batman_adv: Cannot find parent device
16:42:52 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x669b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:52 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178c8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  737.870148][T10245] batman_adv: Cannot find parent device
16:42:52 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1796f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  737.949429][T10258] batman_adv: Cannot find parent device
[  738.145024][T10244] batman_adv: Cannot find parent device
16:42:52 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177ec, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  738.211815][T10251] batman_adv: Cannot find parent device
[  738.232734][T10253] batman_adv: Cannot find parent device
16:42:52 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178c9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:52 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17970, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  738.342941][T10267] batman_adv: Cannot find parent device
16:42:52 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:52 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ac3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:52 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x67010000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  738.559306][T10278] batman_adv: Cannot find parent device
[  738.612803][T10282] batman_adv: Cannot find parent device
[  738.654060][T10285] batman_adv: Cannot find parent device
[  738.822837][T10288] batman_adv: Cannot find parent device
16:42:53 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177ed, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  738.894386][T10292] batman_adv: Cannot find parent device
16:42:53 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17971, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:53 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178ca, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  738.996472][T10299] batman_adv: Cannot find parent device
16:42:53 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:53 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ac4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  739.124546][T10311] batman_adv: Cannot find parent device
16:42:53 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x679b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  739.182799][T10316] batman_adv: Cannot find parent device
[  739.213813][T10318] batman_adv: Cannot find parent device
16:42:53 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177ee, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:53 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17972, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  739.378230][T10329] batman_adv: Cannot find parent device
[  739.559328][T10328] batman_adv: Cannot find parent device
16:42:54 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178cb, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  739.677950][T10333] batman_adv: Cannot find parent device
16:42:54 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ac5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  739.761981][T10339] batman_adv: Cannot find parent device
[  739.810228][T10343] batman_adv: Cannot find parent device
16:42:54 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x106, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  739.851275][T10353] batman_adv: Cannot find parent device
16:42:54 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x68000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:54 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177ef, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  739.965233][T10361] batman_adv: Cannot find parent device
16:42:54 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17973, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:54 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x178cc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  740.266279][T10367] batman_adv: Cannot find parent device
[  740.335805][T10369] batman_adv: Cannot find parent device
16:42:54 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ac6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  740.396296][T10375] batman_adv: Cannot find parent device
[  740.420735][T10378] batman_adv: Cannot find parent device
[  740.441485][T10380] batman_adv: Cannot find parent device
16:42:54 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x689b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:54 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x16e, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:54 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177f0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:55 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17974, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  740.584236][T10398] batman_adv: Cannot find parent device
16:42:55 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x20000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  740.681958][T10411] batman_adv: Cannot find parent device
[  740.716331][T10401] batman_adv: Cannot find parent device
[  740.752020][T10406] batman_adv: Cannot find parent device
16:42:55 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ac7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  741.000586][T10407] batman_adv: Cannot find parent device
16:42:55 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17975, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:55 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x699b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:55 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177f1, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:55 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1c6, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  741.204860][T10422] batman_adv: Cannot find parent device
[  741.225208][T10424] batman_adv: Cannot find parent device
[  741.289590][T10432] batman_adv: Cannot find parent device
[  741.312814][T10434] batman_adv: Cannot find parent device
16:42:55 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2f2c4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:55 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ac8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  741.434815][T10442] batman_adv: Cannot find parent device
16:42:55 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17976, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:56 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6a9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  741.894454][T10448] batman_adv: Cannot find parent device
[  741.964991][T10456] batman_adv: Cannot find parent device
[  741.991828][T10452] batman_adv: Cannot find parent device
16:42:56 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177f2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:56 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1d0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  742.071984][T10462] batman_adv: Cannot find parent device
[  742.100819][T10466] batman_adv: Cannot find parent device
16:42:56 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x30000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:56 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ac9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:56 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17977, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  742.324205][T10480] batman_adv: Cannot find parent device
16:42:56 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6b9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  742.427437][T10487] batman_adv: Cannot find parent device
[  742.612300][T10483] batman_adv: Cannot find parent device
16:42:57 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177f3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  742.668253][T10490] batman_adv: Cannot find parent device
[  742.694845][T10494] batman_adv: Cannot find parent device
16:42:57 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x34000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  742.799194][T10502] batman_adv: Cannot find parent device
16:42:57 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1da, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:57 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17aca, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:57 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17978, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  742.974358][T10512] batman_adv: Cannot find parent device
16:42:57 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  743.098705][T10517] batman_adv: Cannot find parent device
[  743.277545][T10521] batman_adv: Cannot find parent device
16:42:57 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177f4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  743.386585][T10529] batman_adv: Cannot find parent device
[  743.403140][T10530] batman_adv: Cannot find parent device
16:42:57 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3ffff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  743.433776][T10534] batman_adv: Cannot find parent device
16:42:57 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x252, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:57 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17979, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:58 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17acb, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  743.616293][T10550] batman_adv: Cannot find parent device
16:42:58 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  743.728177][T10553] batman_adv: Cannot find parent device
[  743.771042][T10562] batman_adv: Cannot find parent device
[  743.974990][T10559] batman_adv: Cannot find parent device
16:42:58 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177f5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  744.071082][T10564] batman_adv: Cannot find parent device
16:42:58 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x40000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  744.149152][T10572] batman_adv: Cannot find parent device
16:42:58 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1797a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:58 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x29c, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:58 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17acc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  744.294055][T10581] batman_adv: Cannot find parent device
16:42:58 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6d9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  744.402438][T10586] batman_adv: Cannot find parent device
[  744.601473][T10592] batman_adv: Cannot find parent device
16:42:59 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177f6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  744.656486][T10590] batman_adv: Cannot find parent device
[  744.710697][T10598] batman_adv: Cannot find parent device
16:42:59 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x80000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  744.774195][T10605] batman_adv: Cannot find parent device
16:42:59 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2a2, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:59 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x20000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  744.904075][T10615] batman_adv: Cannot find parent device
16:42:59 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17acd, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  745.012701][T10620] batman_adv: Cannot find parent device
16:42:59 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6e9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:42:59 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177f7, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  745.121010][T10639] batman_adv: Cannot find parent device
[  745.287578][T10628] batman_adv: Cannot find parent device
[  745.340397][T10630] batman_adv: Cannot find parent device
16:42:59 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x100000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  745.431138][T10637] batman_adv: Cannot find parent device
16:42:59 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6f9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  745.507453][T10644] batman_adv: Cannot find parent device
16:42:59 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2b2, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:00 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x30000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:00 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ace, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  745.651197][T10655] batman_adv: Cannot find parent device
16:43:00 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177f8, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  745.754946][T10662] batman_adv: Cannot find parent device
[  745.948525][T10664] batman_adv: Cannot find parent device
[  746.008580][T10668] batman_adv: Cannot find parent device
16:43:00 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x400300, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:00 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x709b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  746.064564][T10673] batman_adv: Cannot find parent device
[  746.138051][T10678] batman_adv: Cannot find parent device
16:43:00 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x300, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:00 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x302fc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:00 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17acf, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  746.307885][T10689] batman_adv: Cannot find parent device
[  746.348708][T10693] batman_adv: Cannot find parent device
16:43:00 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177f9, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:00 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf0ffff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  746.482104][T10706] batman_adv: Cannot find parent device
16:43:00 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x719b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  746.551016][T10707] batman_adv: Cannot find parent device
[  746.774663][T10700] batman_adv: Cannot find parent device
[  746.826995][T10712] batman_adv: Cannot find parent device
[  746.841125][T10717] batman_adv: Cannot find parent device
16:43:01 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ad0, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:01 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x34000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  746.914010][T10721] batman_adv: Cannot find parent device
16:43:01 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177fa, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:01 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x30e, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:01 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:01 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x729b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  747.118360][T10739] batman_adv: Cannot find parent device
[  747.172740][T10741] batman_adv: Cannot find parent device
[  747.235614][T10743] batman_adv: Cannot find parent device
[  747.435544][T10745] batman_adv: Cannot find parent device
[  747.498151][T10750] batman_adv: Cannot find parent device
16:43:01 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ad1, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:02 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3ffff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  747.624488][T10759] batman_adv: Cannot find parent device
16:43:02 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177fb, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:02 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:02 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x38a, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  747.794327][T10770] batman_adv: Cannot find parent device
16:43:02 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x739b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  747.884790][T10775] batman_adv: Cannot find parent device
[  747.929073][T10777] batman_adv: Cannot find parent device
[  747.970418][T10781] batman_adv: Cannot find parent device
16:43:02 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ad2, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  748.034463][T10792] batman_adv: Cannot find parent device
[  748.216275][T10785] batman_adv: Cannot find parent device
16:43:02 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x40000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:02 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177fc, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:02 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:02 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x74000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  748.474653][T10802] batman_adv: Cannot find parent device
16:43:02 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3ca, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  748.569194][T10808] batman_adv: Cannot find parent device
[  748.591237][T10810] batman_adv: Cannot find parent device
[  748.612926][T10814] batman_adv: Cannot find parent device
16:43:03 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ad3, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  748.683846][T10817] batman_adv: Cannot find parent device
16:43:03 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x80000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:03 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177fd, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:03 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  748.853503][T10841] batman_adv: Cannot find parent device
[  749.086428][T10830] batman_adv: Cannot find parent device
16:43:03 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x749b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  749.174406][T10837] batman_adv: Cannot find parent device
[  749.197895][T10839] batman_adv: Cannot find parent device
16:43:03 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177fe, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:03 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3d4, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  749.270460][T10848] batman_adv: Cannot find parent device
16:43:03 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ad4, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:03 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x100000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  749.418887][T10860] batman_adv: Cannot find parent device
16:43:03 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  749.516809][T10865] batman_adv: Cannot find parent device
[  749.533054][T10871] batman_adv: Cannot find parent device
[  749.785465][T10867] batman_adv: Cannot find parent device
16:43:04 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x759b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  749.850242][T10876] batman_adv: Cannot find parent device
16:43:04 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x177ff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  749.916821][T10882] batman_adv: Cannot find parent device
16:43:04 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ad5, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:04 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x400300, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:04 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3e6, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:04 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  750.154271][T10896] batman_adv: Cannot find parent device
[  750.213795][T10898] batman_adv: Cannot find parent device
[  750.252918][T10900] batman_adv: Cannot find parent device
[  750.286890][T10902] batman_adv: Cannot find parent device
[  750.480963][T10905] batman_adv: Cannot find parent device
16:43:05 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x769b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:05 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17ad6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:05 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf0ffff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:05 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17800, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  750.751265][T10917] batman_adv: Cannot find parent device
16:43:05 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3ec, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  750.804412][T10927] batman_adv: Cannot find parent device
[  750.842744][T10929] batman_adv: Cannot find parent device
[  750.881836][T10931] batman_adv: Cannot find parent device
16:43:05 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  750.954538][T10936] batman_adv: Cannot find parent device
16:43:05 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x779b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  751.037809][T10954] batman_adv: Cannot find parent device
[  751.257639][T10943] batman_adv: Cannot find parent device
16:43:05 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x30000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:05 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:05 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17801, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:05 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  751.474118][T10959] batman_adv: Cannot find parent device
16:43:06 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f2, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  751.595630][T10967] batman_adv: Cannot find parent device
[  751.635867][T10969] batman_adv: Cannot find parent device
16:43:06 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x78000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  751.720025][T10974] batman_adv: Cannot find parent device
[  751.768213][T10978] batman_adv: Cannot find parent device
16:43:06 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x303ec, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:06 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  752.036884][T10986] batman_adv: Cannot find parent device
16:43:06 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17802, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:06 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8010000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  752.185526][T10995] batman_adv: Cannot find parent device
[  752.202164][T10998] batman_adv: Cannot find parent device
[  752.250100][T11000] batman_adv: Cannot find parent device
16:43:06 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f4, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  752.335824][T11006] batman_adv: Cannot find parent device
16:43:06 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x789b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  752.385464][T11016] batman_adv: Cannot find parent device
16:43:06 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x34000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:06 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:06 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17803, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:06 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  752.600221][T11029] batman_adv: Cannot find parent device
[  752.821553][T11026] batman_adv: Cannot find parent device
[  752.876349][T11033] batman_adv: Cannot find parent device
[  752.895573][T11035] batman_adv: Cannot find parent device
[  752.920194][T11037] batman_adv: Cannot find parent device
[  752.938291][T11041] batman_adv: Cannot find parent device
16:43:07 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x799b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:07 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3fc, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:07 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3ffff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:07 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:07 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17804, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:07 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  753.221455][T11061] batman_adv: Cannot find parent device
[  753.442785][T11065] batman_adv: Cannot find parent device
[  753.523580][T11069] batman_adv: Cannot find parent device
[  753.544707][T11068] batman_adv: Cannot find parent device
[  753.570007][T11071] batman_adv: Cannot find parent device
[  753.588180][T11075] batman_adv: Cannot find parent device
16:43:08 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:08 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:08 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x500, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  753.721775][T11099] batman_adv: Cannot find parent device
16:43:08 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17805, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:08 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x40000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:08 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  753.876890][T11097] batman_adv: Cannot find parent device
16:43:08 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  754.202903][T11104] batman_adv: Cannot find parent device
[  754.255428][T11110] batman_adv: Cannot find parent device
[  754.285296][T11108] batman_adv: Cannot find parent device
16:43:08 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:08 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x600, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  754.334102][T11116] batman_adv: Cannot find parent device
[  754.365115][T11117] batman_adv: Cannot find parent device
16:43:08 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x80000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:08 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17806, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:08 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  754.546632][T11135] batman_adv: Cannot find parent device
16:43:09 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  754.613461][T11150] batman_adv: Cannot find parent device
[  754.799514][T11138] batman_adv: Cannot find parent device
[  754.867527][T11141] batman_adv: Cannot find parent device
16:43:09 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7b9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:09 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  754.935497][T11148] batman_adv: Cannot find parent device
16:43:09 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x100000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  755.021915][T11155] batman_adv: Cannot find parent device
16:43:09 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x601, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:09 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17807, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  755.197713][T11169] batman_adv: Cannot find parent device
[  755.242248][T11173] batman_adv: Cannot find parent device
16:43:09 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  755.329506][T11176] batman_adv: Cannot find parent device
[  755.581265][T11178] batman_adv: Cannot find parent device
16:43:10 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7c9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  755.642676][T11182] batman_adv: Cannot find parent device
16:43:10 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:10 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x400300, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  755.771004][T11193] batman_adv: Cannot find parent device
16:43:10 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x700, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:10 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17808, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  755.916747][T11203] batman_adv: Cannot find parent device
[  755.957858][T11207] batman_adv: Cannot find parent device
16:43:10 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x10000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  756.030981][T11210] batman_adv: Cannot find parent device
[  756.253378][T11212] batman_adv: Cannot find parent device
16:43:10 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7d9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  756.378258][T11220] batman_adv: Cannot find parent device
16:43:10 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:10 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf0ffff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  756.486900][T11227] batman_adv: Cannot find parent device
16:43:10 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x900, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  756.552797][T11237] batman_adv: Cannot find parent device
16:43:11 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17809, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  756.638682][T11240] batman_adv: Cannot find parent device
16:43:11 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x12000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  756.709739][T11245] batman_adv: Cannot find parent device
16:43:11 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7e9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  756.779108][T11254] batman_adv: Cannot find parent device
[  757.000598][T11250] batman_adv: Cannot find parent device
16:43:11 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:11 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  757.157118][T11262] batman_adv: Cannot find parent device
16:43:11 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1780a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  757.232538][T11268] batman_adv: Cannot find parent device
16:43:11 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa00, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  757.304106][T11275] batman_adv: Cannot find parent device
[  757.325817][T11279] batman_adv: Cannot find parent device
16:43:11 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x12010000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:11 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7f9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  757.423859][T11285] batman_adv: Cannot find parent device
16:43:11 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:11 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  757.786185][T11292] batman_adv: Cannot find parent device
[  757.860041][T11298] batman_adv: Cannot find parent device
16:43:12 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1780b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  757.923702][T11297] batman_adv: Cannot find parent device
[  757.961274][T11304] batman_adv: Cannot find parent device
16:43:12 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa99, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  757.989037][T11305] batman_adv: Cannot find parent device
16:43:12 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x809b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:12 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1f000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  758.151787][T11320] batman_adv: Cannot find parent device
16:43:12 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:12 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  758.481830][T11326] batman_adv: Cannot find parent device
16:43:12 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1780c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  758.580167][T11334] batman_adv: Cannot find parent device
[  758.612481][T11335] batman_adv: Cannot find parent device
16:43:13 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa9a, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  758.637132][T11337] batman_adv: Cannot find parent device
[  758.659096][T11341] batman_adv: Cannot find parent device
16:43:13 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x81000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:13 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x20000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  758.830673][T11352] batman_adv: Cannot find parent device
16:43:13 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:13 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x10000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  758.973464][T11365] batman_adv: Cannot find parent device
16:43:13 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1780d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  759.076122][T11368] batman_adv: Cannot find parent device
16:43:13 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x819b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  759.162689][T11375] batman_adv: Cannot find parent device
[  759.180935][T11377] batman_adv: Cannot find parent device
[  759.344645][T11381] batman_adv: Cannot find parent device
[  759.393974][T11384] batman_adv: Cannot find parent device
16:43:13 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x34090000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  759.463657][T11388] batman_adv: Cannot find parent device
16:43:13 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:13 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x12000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:14 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc00, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:14 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1780e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:14 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x829b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  759.705960][T11403] batman_adv: Cannot find parent device
[  759.750146][T11407] batman_adv: Cannot find parent device
[  759.789983][T11409] batman_adv: Cannot find parent device
[  759.986515][T11411] batman_adv: Cannot find parent device
16:43:14 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x35090000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  760.040576][T11418] batman_adv: Cannot find parent device
16:43:14 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  760.153343][T11425] batman_adv: Cannot find parent device
16:43:14 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1f000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:14 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1780f, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:14 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe00, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  760.341127][T11439] batman_adv: Cannot find parent device
16:43:14 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x839b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  760.413483][T11442] batman_adv: Cannot find parent device
[  760.468685][T11444] batman_adv: Cannot find parent device
[  760.487980][T11446] batman_adv: Cannot find parent device
[  760.688059][T11450] batman_adv: Cannot find parent device
16:43:15 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  760.791189][T11456] batman_adv: Cannot find parent device
16:43:15 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:15 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x20000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:15 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17810, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:15 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe03, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  760.976307][T11480] batman_adv: Cannot find parent device
16:43:15 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x849b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  761.053628][T11472] batman_adv: Cannot find parent device
[  761.099390][T11477] batman_adv: Cannot find parent device
[  761.146854][T11478] batman_adv: Cannot find parent device
16:43:15 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17811, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  761.377137][T11484] batman_adv: Cannot find parent device
16:43:15 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3fb341cb, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:15 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  761.508080][T11493] batman_adv: Cannot find parent device
16:43:16 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x24790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  761.592470][T11499] batman_adv: Cannot find parent device
16:43:16 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf00, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  761.691100][T11505] batman_adv: Cannot find parent device
16:43:16 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x859b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  761.770615][T11510] batman_adv: Cannot find parent device
16:43:16 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17812, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  761.836320][T11517] batman_adv: Cannot find parent device
16:43:16 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x40000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  762.123749][T11521] batman_adv: Cannot find parent device
16:43:16 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  762.225598][T11534] batman_adv: Cannot find parent device
16:43:16 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x25790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  762.285565][T11532] batman_adv: Cannot find parent device
[  762.303608][T11536] batman_adv: Cannot find parent device
16:43:16 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1200, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:16 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17813, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  762.393374][T11547] batman_adv: Cannot find parent device
16:43:16 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x869b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:16 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x41aa42ca, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  762.543175][T11554] batman_adv: Cannot find parent device
[  762.579616][T11560] batman_adv: Cannot find parent device
16:43:17 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  762.838607][T11559] batman_adv: Cannot find parent device
16:43:17 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x26790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:17 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17814, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  763.025842][T11572] batman_adv: Cannot find parent device
[  763.043685][T11573] batman_adv: Cannot find parent device
[  763.061100][T11578] batman_adv: Cannot find parent device
16:43:17 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1f00, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  763.131386][T11583] batman_adv: Cannot find parent device
[  763.169408][T11587] batman_adv: Cannot find parent device
16:43:17 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x879b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:17 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x48000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:17 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  763.517083][T11599] batman_adv: Cannot find parent device
16:43:18 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x27790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:18 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17815, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  763.682075][T11605] batman_adv: Cannot find parent device
[  763.701769][T11607] batman_adv: Cannot find parent device
[  763.728384][T11611] batman_adv: Cannot find parent device
16:43:18 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2000, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  763.802527][T11618] batman_adv: Cannot find parent device
16:43:18 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x88200000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  763.843886][T11622] batman_adv: Cannot find parent device
16:43:18 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4a000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:18 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:18 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17816, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  764.225189][T11633] batman_adv: Cannot find parent device
16:43:18 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x28790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  764.332485][T11639] batman_adv: Cannot find parent device
[  764.355589][T11641] batman_adv: Cannot find parent device
[  764.369652][T11645] batman_adv: Cannot find parent device
[  764.389459][T11647] batman_adv: Cannot find parent device
16:43:18 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2088, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:18 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x889b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:18 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4c000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:18 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:19 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17817, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  764.612810][T11665] batman_adv: Cannot find parent device
[  764.641803][T11669] batman_adv: Cannot find parent device
[  764.865870][T11667] batman_adv: Cannot find parent device
[  764.919835][T11671] batman_adv: Cannot find parent device
16:43:19 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x29790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  764.995915][    T0] NOHZ: local_softirq_pending 08
16:43:19 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x88a8ffff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  765.039281][T11675] batman_adv: Cannot find parent device
[  765.067488][T11683] batman_adv: Cannot find parent device
16:43:19 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f00, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:19 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5c000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  765.173234][T11691] batman_adv: Cannot find parent device
16:43:19 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x10000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  765.244480][T11698] batman_adv: Cannot find parent device
16:43:19 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17818, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  765.497949][T11702] batman_adv: Cannot find parent device
16:43:19 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2a790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  765.593139][T11708] batman_adv: Cannot find parent device
16:43:20 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x899b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  765.656922][T11714] batman_adv: Cannot find parent device
[  765.689667][T11716] batman_adv: Cannot find parent device
16:43:20 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4000, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  765.742095][T11724] batman_adv: Cannot find parent device
16:43:20 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5c010000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  765.821435][T11732] batman_adv: Cannot find parent device
16:43:20 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x12000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:20 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x17819, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:20 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2b790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  766.156715][T11738] batman_adv: Cannot find parent device
16:43:20 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8a9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  766.243255][T11742] batman_adv: Cannot find parent device
[  766.261256][T11746] batman_adv: Cannot find parent device
16:43:20 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4800, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  766.297254][T11748] batman_adv: Cannot find parent device
[  766.322864][T11750] batman_adv: Cannot find parent device
16:43:20 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x60000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  766.393089][T11761] batman_adv: Cannot find parent device
16:43:20 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1f000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:20 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1781a, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:20 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2c790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:20 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8b9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  766.567553][T11781] batman_adv: Cannot find parent device
[  766.760490][T11771] batman_adv: Cannot find parent device
16:43:21 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x20000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  766.819783][T11776] batman_adv: Cannot find parent device
[  766.842382][T11782] batman_adv: Cannot find parent device
[  766.899088][T11787] batman_adv: Cannot find parent device
[  766.921565][T11789] batman_adv: Cannot find parent device
16:43:21 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4a00, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:21 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x65580000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:21 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1781b, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:21 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2d790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  767.151301][T11806] batman_adv: Cannot find parent device
16:43:21 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8c030000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  767.386480][T11809] batman_adv: Cannot find parent device
[  767.444027][T11811] batman_adv: Cannot find parent device
16:43:21 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x23010000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  767.505685][T11819] batman_adv: Cannot find parent device
[  767.522609][T11818] batman_adv: Cannot find parent device
[  767.542062][T11822] batman_adv: Cannot find parent device
16:43:22 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4c00, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:22 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x68000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:22 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2e790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:22 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1781c, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:22 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8c9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  767.813034][T11848] batman_adv: Cannot find parent device
[  767.838213][T11837] batman_adv: Cannot find parent device
[  768.052507][T11840] batman_adv: Cannot find parent device
16:43:22 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1781d, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  768.113233][T11842] batman_adv: Cannot find parent device
[  768.133865][T11845] batman_adv: Cannot find parent device
16:43:22 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x281033a6, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:22 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5202, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  768.218733][T11856] batman_adv: Cannot find parent device
16:43:22 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:22 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2f790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  768.366368][T11867] batman_adv: Cannot find parent device
16:43:22 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8d9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  768.476218][T11872] batman_adv: Cannot find parent device
[  768.655593][T11874] batman_adv: Cannot find parent device
[  768.707837][T11878] batman_adv: Cannot find parent device
16:43:23 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1781e, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  768.788144][T11881] batman_adv: Cannot find parent device
16:43:23 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3a030000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:23 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x74000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  768.853066][T11888] batman_adv: Cannot find parent device
16:43:23 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5865, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:23 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x30790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  769.002770][T11899] batman_adv: Cannot find parent device
16:43:23 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8e9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  769.101807][T11904] batman_adv: Cannot find parent device
[  769.149060][T11906] batman_adv: Cannot find parent device
[  769.312368][T11908] batman_adv: Cannot find parent device
16:43:23 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x20000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  769.422093][T11917] batman_adv: Cannot find parent device
16:43:23 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:23 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x76780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  769.501433][T11922] batman_adv: Cannot find parent device
16:43:24 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5c00, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:24 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x31790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  769.652565][T11932] batman_adv: Cannot find parent device
[  769.692002][T11936] batman_adv: Cannot find parent device
16:43:24 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8f9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  769.775513][T11942] batman_adv: Cannot find parent device
16:43:24 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2e164, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  769.840856][T11950] batman_adv: Cannot find parent device
[  770.023438][T11949] batman_adv: Cannot find parent device
16:43:24 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3fb341cb, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:24 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x77780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  770.191763][T11957] batman_adv: Cannot find parent device
16:43:24 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x32010000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  770.279455][T11962] batman_adv: Cannot find parent device
16:43:24 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6000, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  770.332861][T11968] batman_adv: Cannot find parent device
16:43:24 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x909b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  770.422622][T11972] batman_adv: Cannot find parent device
16:43:24 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x30000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  770.499188][T11981] batman_adv: Cannot find parent device
16:43:24 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x40000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  770.730577][T11984] batman_adv: Cannot find parent device
[  770.789187][T11988] batman_adv: Cannot find parent device
16:43:25 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x78000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:25 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x32790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  770.893093][T11994] batman_adv: Cannot find parent device
[  770.930936][T11996] batman_adv: Cannot find parent device
16:43:25 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6558, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:25 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x919b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:25 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x34000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  771.068360][T12010] batman_adv: Cannot find parent device
16:43:25 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x48000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  771.161912][T12012] batman_adv: Cannot find parent device
[  771.329799][T12017] batman_adv: Cannot find parent device
[  771.387854][T12023] batman_adv: Cannot find parent device
[  771.409747][T12022] batman_adv: Cannot find parent device
16:43:25 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x78780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  771.464456][T12028] batman_adv: Cannot find parent device
16:43:25 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x33790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:25 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6800, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:26 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3ffff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:26 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x929b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:26 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4a000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  771.694098][T12044] batman_adv: Cannot find parent device
[  771.738871][T12048] batman_adv: Cannot find parent device
[  771.910529][T12050] batman_adv: Cannot find parent device
[  771.972780][T12052] batman_adv: Cannot find parent device
[  771.994336][T12056] batman_adv: Cannot find parent device
[  772.037262][    T0] NOHZ: local_softirq_pending 08
16:43:26 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x79780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  772.062593][T12058] batman_adv: Cannot find parent device
16:43:26 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x34790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:26 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x40000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:26 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c00, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:26 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x939b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:26 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4c000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  772.299619][T12075] batman_adv: Cannot find parent device
[  772.331373][T12079] batman_adv: Cannot find parent device
[  772.352573][T12081] batman_adv: Cannot find parent device
[  772.519041][T12083] batman_adv: Cannot find parent device
16:43:27 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  772.571746][T12087] batman_adv: Cannot find parent device
[  772.626904][T12092] batman_adv: Cannot find parent device
16:43:27 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x35790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  772.675648][    T0] NOHZ: local_softirq_pending 08
16:43:27 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x80000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:27 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6e01, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:27 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x949b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  772.818944][T12107] BUG: MAX_LOCKDEP_KEYS too low!
[  772.824011][T12107] turning off the locking correctness validator.
[  772.830344][T12107] CPU: 1 PID: 12107 Comm: syz-executor.0 Not tainted 5.7.0-syzkaller #0
[  772.838663][T12107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  772.848719][T12107] Call Trace:
[  772.852012][T12107]  dump_stack+0x188/0x20d
[  772.856357][T12107]  register_lock_class.cold+0x11/0x19
[  772.861759][T12107]  ? profile_setup.cold+0xc1/0xc1
[  772.866788][T12107]  ? is_dynamic_key+0x1a0/0x1a0
[  772.871643][T12107]  ? mark_lock+0x11f/0xdd0
[  772.876058][T12107]  ? __lock_acquire+0x2224/0x48a0
[  772.881062][T12107]  ? print_usage_bug+0x240/0x240
[  772.885978][T12107]  __lock_acquire+0xff/0x48a0
[  772.890670][T12107]  ? __lock_acquire+0x2224/0x48a0
[  772.895686][T12107]  ? lockdep_hardirqs_on_prepare+0x590/0x590
[  772.901649][T12107]  ? lockdep_hardirqs_on_prepare+0x590/0x590
[  772.907617][T12107]  lock_acquire+0x1f2/0x8f0
[  772.912113][T12107]  ? __dev_mc_add+0x28/0xd0
[  772.916603][T12107]  ? igmp6_group_added+0x154/0x420
[  772.921689][T12107]  ? lock_release+0x800/0x800
[  772.926350][T12107]  ? lock_release+0x800/0x800
[  772.931008][T12107]  ? lock_acquire+0x1f2/0x8f0
[  772.935673][T12107]  ? do_raw_spin_lock+0x129/0x2e0
[  772.940763][T12107]  _raw_spin_lock_bh+0x2f/0x40
[  772.945528][T12107]  ? __dev_mc_add+0x28/0xd0
[  772.950042][T12107]  __dev_mc_add+0x28/0xd0
[  772.954355][T12107]  igmp6_group_added+0x375/0x420
[  772.959396][T12107]  ? igmp6_join_group.part.0+0x390/0x390
[  772.965017][T12107]  ? __local_bh_enable_ip+0x159/0x270
[  772.970370][T12107]  ? lockdep_hardirqs_on_prepare+0x3a2/0x590
[  772.976327][T12107]  ? __ipv6_dev_mc_inc+0x811/0xca0
[  772.981416][T12107]  ? __ipv6_dev_mc_inc+0x811/0xca0
[  772.986536][T12107]  __ipv6_dev_mc_inc+0x819/0xca0
[  772.991498][T12107]  ipv6_add_dev+0x99d/0x1090
[  772.996081][T12107]  addrconf_notify+0x89c/0x2250
[  773.000911][T12107]  ? tls_dev_event+0x100/0xc60
[  773.005655][T12107]  ? do_raw_spin_lock+0x129/0x2e0
[  773.010671][T12107]  ? inet6_ifinfo_notify+0x150/0x150
[  773.015943][T12107]  ? __local_bh_enable_ip+0x159/0x270
[  773.021307][T12107]  ? clusterip_netdev_event+0x465/0x640
[  773.026828][T12107]  ? tee_netdev_event+0x431/0x5d0
[  773.031851][T12107]  ? notifier_call_chain+0xc0/0x230
[  773.037027][T12107]  notifier_call_chain+0xc0/0x230
[  773.042033][T12107]  call_netdevice_notifiers_info+0xb5/0x130
[  773.047930][T12107]  register_netdevice+0xd70/0x10b0
[  773.053038][T12107]  ? netdev_change_features+0xb0/0xb0
[  773.058388][T12107]  ? memset+0x20/0x40
[  773.062348][T12107]  ? _warn_unseeded_randomness+0x24/0xc0
[  773.067981][T12107]  ip6gre_newlink_common.isra.0+0x163/0x3c0
[  773.073856][T12107]  ? ip6gre_tunnel_init+0x1b0/0x1b0
[  773.079044][T12107]  ? ip6gre_tunnel_find+0x48b/0x640
[  773.084234][T12107]  ip6erspan_newlink+0x2a0/0x7a0
[  773.089157][T12107]  ? ip6gre_newlink+0x790/0x790
[  773.093992][T12107]  __rtnl_newlink+0xf16/0x1590
[  773.098734][T12107]  ? rtnl_link_unregister+0x240/0x240
[  773.104087][T12107]  ? print_usage_bug+0x240/0x240
[  773.109001][T12107]  ? find_held_lock+0x110/0x110
[  773.113848][T12107]  ? profile_setup.cold+0xc1/0xc1
[  773.118870][T12107]  ? arch_stack_walk+0x81/0xf0
[  773.123726][T12107]  ? entry_SYSENTER_compat+0x70/0x7f
[  773.129008][T12107]  ? stack_trace_save+0x8c/0xc0
[  773.133844][T12107]  ? stack_trace_consume_entry+0x160/0x160
[  773.139633][T12107]  ? rtnl_newlink+0x46/0xa0
[  773.144118][T12107]  ? rcu_read_lock_sched_held+0x9c/0xd0
[  773.149641][T12107]  ? rcu_read_lock_any_held.part.0+0x50/0x50
[  773.155606][T12107]  ? __kasan_kmalloc.constprop.0+0xbf/0xd0
[  773.161417][T12107]  rtnl_newlink+0x64/0xa0
[  773.165736][T12107]  ? __rtnl_newlink+0x1590/0x1590
[  773.170757][T12107]  rtnetlink_rcv_msg+0x44e/0xad0
[  773.175685][T12107]  ? rtnl_bridge_getlink+0x870/0x870
[  773.180957][T12107]  ? netdev_core_pick_tx+0x2e0/0x2e0
[  773.186234][T12107]  ? __copy_skb_header+0x1f0/0x5b0
[  773.191331][T12107]  ? skb_splice_bits+0x1a0/0x1a0
[  773.196250][T12107]  ? __kasan_kmalloc.constprop.0+0xbf/0xd0
[  773.202050][T12107]  netlink_rcv_skb+0x15a/0x430
[  773.206814][T12107]  ? rtnl_bridge_getlink+0x870/0x870
[  773.212079][T12107]  ? netlink_ack+0xa60/0xa60
[  773.216661][T12107]  netlink_unicast+0x537/0x740
[  773.221422][T12107]  ? netlink_attachskb+0x810/0x810
[  773.226531][T12107]  ? _copy_from_iter_full+0x25c/0x870
[  773.231908][T12107]  ? __phys_addr_symbol+0x2c/0x70
[  773.236924][T12107]  ? __check_object_size+0x171/0x437
[  773.242186][T12107]  netlink_sendmsg+0x882/0xe10
[  773.246944][T12107]  ? aa_af_perm+0x260/0x260
[  773.251424][T12107]  ? netlink_unicast+0x740/0x740
[  773.256338][T12107]  ? netlink_unicast+0x740/0x740
[  773.261267][T12107]  sock_sendmsg+0xcf/0x120
[  773.265685][T12107]  ____sys_sendmsg+0x6e6/0x810
[  773.270474][T12107]  ? get_compat_msghdr+0xd1/0x120
[  773.275484][T12107]  ? kernel_sendmsg+0x50/0x50
[  773.280194][T12107]  ___sys_sendmsg+0x100/0x170
[  773.284895][T12107]  ? debug_smp_processor_id+0x2f/0x185
[  773.290366][T12107]  ? sendmsg_copy_msghdr+0x70/0x70
[  773.295462][T12107]  ? __fget_files+0x32f/0x500
[  773.300114][T12107]  ? ksys_dup3+0x3c0/0x3c0
[  773.304552][T12107]  ? __fget_light+0x20e/0x270
[  773.309208][T12107]  __sys_sendmsg+0xe5/0x1b0
[  773.313687][T12107]  ? __sys_sendmsg_sock+0xb0/0xb0
[  773.318691][T12107]  ? __ia32_sys_futex_time32+0x32a/0x494
[  773.324308][T12107]  ? do_fast_syscall_32+0xcc/0xe90
[  773.329400][T12107]  ? lockdep_hardirqs_on_prepare+0x3a2/0x590
[  773.335409][T12107]  do_fast_syscall_32+0x270/0xe90
[  773.340417][T12107]  entry_SYSENTER_compat+0x70/0x7f
16:43:27 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5c000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  773.362920][T12107] batman_adv: Cannot find parent device
[  773.391534][T12111] batman_adv: Cannot find parent device
[  773.418098][T12113] batman_adv: Cannot find parent device
16:43:27 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  773.459009][T12115] batman_adv: Cannot find parent device
[  773.482316][T12117] batman_adv: Cannot find parent device
16:43:28 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x36790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  773.546332][T12125] batman_adv: Cannot find parent device
16:43:28 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x100000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:28 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x959b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:28 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7400, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:28 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x60000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  773.740334][T12141] batman_adv: Cannot find parent device
[  773.759083][T12145] batman_adv: Cannot find parent device
[  773.776556][T12147] batman_adv: Cannot find parent device
[  773.790608][T12149] batman_adv: Cannot find parent device
16:43:28 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7b780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  773.837011][T12151] batman_adv: Cannot find parent device
[  773.861379][T12155] batman_adv: Cannot find parent device
16:43:28 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x37790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:28 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x400300, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:28 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x969b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:28 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7800, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  774.032801][T12179] batman_adv: Cannot find parent device
16:43:28 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x65580000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:28 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  774.121732][T12173] batman_adv: Cannot find parent device
[  774.141238][T12175] batman_adv: Cannot find parent device
[  774.160052][T12183] batman_adv: Cannot find parent device
16:43:28 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7c780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  774.259747][T12186] batman_adv: Cannot find parent device
16:43:28 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x38790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  774.331279][T12193] batman_adv: Cannot find parent device
16:43:28 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x979b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:28 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a00, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  774.462330][T12199] batman_adv: Cannot find parent device
16:43:29 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x68000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  774.525477][T12206] batman_adv: Cannot find parent device
16:43:29 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf0ffff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  774.595847][T12211] batman_adv: Cannot find parent device
16:43:29 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7d780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  774.661279][T12216] batman_adv: Cannot find parent device
[  774.727453][T12230] batman_adv: Cannot find parent device
16:43:29 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x39790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  774.851097][T12220] batman_adv: Cannot find parent device
16:43:29 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x989b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:29 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6c000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  774.951581][T12231] batman_adv: Cannot find parent device
[  774.972862][T12235] batman_adv: Cannot find parent device
16:43:29 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x80fe, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:29 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  775.072025][T12243] batman_adv: Cannot find parent device
16:43:29 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7e780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  775.133466][T12249] batman_adv: Cannot find parent device
16:43:29 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3a790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  775.214583][T12253] batman_adv: Cannot find parent device
16:43:29 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x999b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  775.342304][T12258] batman_adv: Cannot find parent device
[  775.412749][T12263] batman_adv: Cannot find parent device
[  775.431087][T12267] batman_adv: Cannot find parent device
16:43:29 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x74000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:29 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8100, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  775.492303][T12272] batman_adv: Cannot find parent device
16:43:30 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x1780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  775.555101][T12281] batman_adv: Cannot find parent device
16:43:30 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7f780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:30 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3b790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:30 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9a9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  775.705501][T12288] batman_adv: Cannot find parent device
[  775.817103][T12293] batman_adv: Cannot find parent device
[  775.840697][T12295] batman_adv: Cannot find parent device
[  775.856303][T12297] batman_adv: Cannot find parent device
16:43:30 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x78000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  775.870591][T12301] batman_adv: Cannot find parent device
16:43:30 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8a03, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:30 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  775.931103][T12306] batman_adv: Cannot find parent device
16:43:30 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x80780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:30 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3c790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:30 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9b9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  776.151766][T12322] batman_adv: Cannot find parent device
16:43:30 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x990a, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  776.207131][T12325] batman_adv: Cannot find parent device
[  776.232518][T12327] batman_adv: Cannot find parent device
16:43:30 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x78020000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  776.280799][T12329] batman_adv: Cannot find parent device
[  776.301308][T12333] batman_adv: Cannot find parent device
[  776.317662][T12337] batman_adv: Cannot find parent device
16:43:30 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x2780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:30 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x81000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:30 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3d790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:30 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9c9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  776.596233][T12351] batman_adv: Cannot find parent device
[  776.620827][T12356] batman_adv: Cannot find parent device
[  776.636685][T12358] batman_adv: Cannot find parent device
16:43:31 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9a0a, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:31 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7a000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  776.652005][T12360] batman_adv: Cannot find parent device
[  776.670504][T12363] batman_adv: Cannot find parent device
[  776.685210][T12366] batman_adv: Cannot find parent device
16:43:31 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:31 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x81780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:31 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3e790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:31 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9d9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  777.010221][T12386] batman_adv: Cannot find parent device
[  777.031810][T12388] batman_adv: Cannot find parent device
[  777.049544][T12390] batman_adv: Cannot find parent device
16:43:31 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x807a0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  777.065157][T12392] batman_adv: Cannot find parent device
[  777.080097][T12396] batman_adv: Cannot find parent device
[  777.095958][T12398] batman_adv: Cannot find parent device
16:43:31 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9c02, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:31 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:31 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x82780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:31 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:31 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9e030000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  777.339962][T12418] batman_adv: Cannot find parent device
[  777.386380][T12420] batman_adv: Cannot find parent device
[  777.410860][T12422] batman_adv: Cannot find parent device
[  777.427891][T12424] batman_adv: Cannot find parent device
16:43:31 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x81000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  777.446764][T12427] batman_adv: Cannot find parent device
[  777.464151][T12432] batman_adv: Cannot find parent device
16:43:31 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa202, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:31 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:32 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x83780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:32 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3f790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:32 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9e9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  777.707965][T12450] batman_adv: Cannot find parent device
[  777.798517][T12452] batman_adv: Cannot find parent device
[  777.817619][T12454] batman_adv: Cannot find parent device
[  777.835982][T12456] batman_adv: Cannot find parent device
16:43:32 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x84780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  777.850200][T12458] batman_adv: Cannot find parent device
16:43:32 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x817a0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:32 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xb202, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  777.951655][T12465] batman_adv: Cannot find parent device
16:43:32 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x4780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:32 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x3fb341cb, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:32 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9effffff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  778.103608][T12479] batman_adv: Cannot find parent device
[  778.118366][T12486] batman_adv: Cannot find parent device
16:43:32 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x85780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  778.218644][T12488] batman_adv: Cannot find parent device
[  778.245341][T12490] batman_adv: Cannot find parent device
16:43:32 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x827a0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  778.303655][T12496] batman_adv: Cannot find parent device
16:43:32 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc0fe, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:32 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  778.381707][T12499] batman_adv: Cannot find parent device
16:43:32 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x40000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  778.467016][T12509] batman_adv: Cannot find parent device
16:43:32 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9f9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  778.569635][T12517] batman_adv: Cannot find parent device
16:43:33 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x86780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  778.619679][T12519] batman_adv: Cannot find parent device
16:43:33 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x837a0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  778.687717][T12523] batman_adv: Cannot find parent device
[  778.702937][T12526] batman_adv: Cannot find parent device
[  778.719467][T12530] batman_adv: Cannot find parent device
16:43:33 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xc601, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:33 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x5780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  778.807969][T12550] batman_adv: Cannot find parent device
16:43:33 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x40790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:33 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa09b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:33 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x84090000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  778.930816][T12546] batman_adv: Cannot find parent device
16:43:33 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xca03, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  779.015616][T12555] batman_adv: Cannot find parent device
[  779.044301][T12557] batman_adv: Cannot find parent device
16:43:33 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x87780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  779.093502][T12559] batman_adv: Cannot find parent device
16:43:33 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  779.161864][T12564] batman_adv: Cannot find parent device
[  779.197155][T12568] batman_adv: Cannot find parent device
16:43:33 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x41790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:33 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa19b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  779.358761][T12577] batman_adv: Cannot find parent device
[  779.380597][T12581] batman_adv: Cannot find parent device
16:43:33 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x847a0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:33 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xd001, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  779.495390][T12589] batman_adv: Cannot find parent device
[  779.513954][T12591] batman_adv: Cannot find parent device
16:43:34 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x88200000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:34 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x6780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  779.601684][T12599] batman_adv: Cannot find parent device
16:43:34 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x42790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  779.679191][T12603] batman_adv: Cannot find parent device
16:43:34 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa29b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  779.790352][T12608] batman_adv: Cannot find parent device
[  779.815357][T12612] batman_adv: Cannot find parent device
16:43:34 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x85090000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:34 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xd403, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  779.911252][T12620] batman_adv: Cannot find parent device
[  779.930699][T12622] batman_adv: Cannot find parent device
16:43:34 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x88780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:34 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  780.003535][T12630] batman_adv: Cannot find parent device
16:43:34 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x43790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  780.106969][T12637] batman_adv: Cannot find parent device
16:43:34 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa39b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  780.159527][T12640] batman_adv: Cannot find parent device
16:43:34 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x857a0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  780.230476][T12645] batman_adv: Cannot find parent device
[  780.248887][T12649] batman_adv: Cannot find parent device
[  780.269238][T12653] batman_adv: Cannot find parent device
16:43:34 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xda01, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:34 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x88a8ffff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:34 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x44790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:34 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x7780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  780.380901][T12665] batman_adv: Cannot find parent device
[  780.466721][T12671] batman_adv: Cannot find parent device
16:43:34 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa49b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  780.530098][T12673] batman_adv: Cannot find parent device
16:43:35 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x867a0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  780.600393][T12678] batman_adv: Cannot find parent device
[  780.618666][T12680] batman_adv: Cannot find parent device
[  780.637086][T12686] batman_adv: Cannot find parent device
16:43:35 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xe603, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:35 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x89780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:35 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x45790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  780.764798][T12695] batman_adv: Cannot find parent device
16:43:35 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  780.860439][T12703] batman_adv: Cannot find parent device
16:43:35 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa59b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  780.924615][T12705] batman_adv: Cannot find parent device
16:43:35 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x877a0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  780.973570][T12710] batman_adv: Cannot find parent device
[  781.000571][T12714] batman_adv: Cannot find parent device
[  781.017414][T12719] batman_adv: Cannot find parent device
16:43:35 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xec03, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:35 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8a010000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:35 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x46790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  781.141682][T12729] batman_adv: Cannot find parent device
16:43:35 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  781.251864][T12736] batman_adv: Cannot find parent device
16:43:35 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa69b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  781.310649][T12738] batman_adv: Cannot find parent device
[  781.332336][T12743] batman_adv: Cannot find parent device
16:43:35 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x88200000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:35 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf000, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  781.381849][T12747] batman_adv: Cannot find parent device
[  781.402511][T12751] batman_adv: Cannot find parent device
16:43:35 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8a030000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:35 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x47790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:36 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  781.560507][T12765] batman_adv: Cannot find parent device
[  781.632222][T12768] batman_adv: Cannot find parent device
16:43:36 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa79b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  781.689404][T12770] batman_adv: Cannot find parent device
[  781.716627][T12772] batman_adv: Cannot find parent device
16:43:36 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x887a0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  781.780814][T12779] batman_adv: Cannot find parent device
[  781.799879][T12783] batman_adv: Cannot find parent device
16:43:36 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf203, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:36 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8a780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:36 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x48000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:36 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x9780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  781.931595][T12797] batman_adv: Cannot find parent device
16:43:36 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa89b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  782.030879][T12801] batman_adv: Cannot find parent device
[  782.070880][T12803] batman_adv: Cannot find parent device
16:43:36 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x88a8ffff, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  782.120504][T12808] batman_adv: Cannot find parent device
[  782.140556][T12812] batman_adv: Cannot find parent device
[  782.159336][T12816] batman_adv: Cannot find parent device
16:43:36 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xf403, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:36 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8b780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:36 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x48790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  782.300285][T12828] batman_adv: Cannot find parent device
16:43:36 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa000000, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  782.405938][T12834] batman_adv: Cannot find parent device
16:43:36 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa99b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  782.452096][T12836] batman_adv: Cannot find parent device
16:43:37 executing program 1:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x897a0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  782.524736][T12841] batman_adv: Cannot find parent device
[  782.545580][T12845] batman_adv: Cannot find parent device
[  782.564396][T12861] batman_adv: Cannot find parent device
16:43:37 executing program 5:
close(0xffffffffffffffff)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_procfs(0xffffffffffffffff, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xfc00, {0x0, 0x0, 0x0, 0x0, 0x0, 0x8142}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:37 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x8c780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

[  782.604031][T12850] batman_adv: Cannot find parent device
16:43:37 executing program 4:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0x49790100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:37 executing program 3:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xaa9b0100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)

16:43:37 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14)
sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x705, 0x0, 0xa780100, {}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @ip6erspan={{0xe, 0x1, 'ip6erspan\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_OFLAGS={0x6, 0x2, 0x30}, @IFLA_GRE_LINK={0x8, 0x1, r2}]}}}]}, 0x48}}, 0x0)