r0 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$BTRFS_IOC_INO_LOOKUP_USER(0xffffffffffffffff, 0xd000943e, 0x0)
connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2, 0x5}, 0x1c)
sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0x0, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000040)={0x0, 0x8000}, 0x4)