r0 = socket$inet6_udp(0xa, 0x2, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
setsockopt$inet6_udp_int(r1, 0x11, 0x0, &(0x7f00000000c0), 0x4)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$nl_generic(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000001780)=ANY=[@ANYBLOB="140000001d00210c00000000fbdbdf250100020058e1f427ac228a56bc00c90f3fe66cd20f0db019f83553e2c0178ab966c0f8ac7a2a330419306c10c4dbc57d0b91a0a89005ee18c339bf30575625bcfd9b5dcd52c532e97ffe59c32fd06d2267d09aae07f6db51a7ddcfe39e42a36bda4a8694badc4f48b0754e2a90b7deddf481d2e832ae0fcb0019f7cc3acf992c083678e7a263"], 0x14}}, 0x0)
connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x8, @mcast2, 0x5}, 0x1c)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000140)={'lo\x00'})
setsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000000)={@broadcast, @dev={0xac, 0x14, 0x14, 0x43}}, 0xc)
sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0x0, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0)