r0 = socket$inet6_udp(0xa, 0x2, 0x0)
setsockopt$inet6_udp_int(r0, 0x11, 0x67, &(0x7f0000000140)=0x7f, 0x4)
connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @local, 0x5}, 0x1c)
sendmmsg$inet6(r0, &(0x7f00000031c0)=[{{&(0x7f0000000240)={0xa, 0x4e21, 0x0, @ipv4={'\x00', '\xff\xff', @multicast1}}, 0x1c, &(0x7f0000001840)=[{&(0x7f0000001480)="9636e027c9f554e812a36cc03ef2191f151f83bbcdfd98775aae00809cbf0c2a288ac3790062825fa7dc3930d44007986d8257d99b51221bc030e426862a87d91a662f52a32883a9cc1a9c49b9da09f273a5a9fd982c32d743e1ea8553a757f04e68558ede6c91504268d59c7b73cd5d17c879dea85d76609f5f9f113133b098a9c0755e3a1ba43e8daac390da7eba5372f511588f1ff42dc6f041d6c8a71b3d57d2aed043d0cb931198b5ff807c051b1065487d25aaab1d2e25dc23415f4acbe67b51c079dfd79875b94c305f114b89ba15423c5cffc3b9", 0xd8}, {&(0x7f0000001580)="a9659056605400c10938abd9fcfeb660d6b09b9e10a2009f30fa03ee6b45080b6dbafa5a657cf1c8a3dfc3fa6780588bfc20b2f4baa244756555625a1b190d071a0e568fce237946aa277af0c0f6f5880abae1e0ca9e5f6a5fdfe8a7afe767a35942fd1094ed3b50743aeb2c96cd44370fdd9ee22f7f8dec1580ea0e88638bf4428ff8603af595bbc64aadfac222c523331e1144e9fa437f6015bf6187458000d71f09ceaa3d78ee294c11110cb9451c2ce1a18c4e769e9e911614ae1242dbe03c0fa2e3de70570d002c87dc28e3078c526eb6b8f56217212260116d1c46699d7eac55225520ba9784e306a3ec60bfcb40b442e2", 0xf4}, {&(0x7f0000001680)="c7c31b64dc7c3daa40aa42d596bee7faf8c288f4a293520319b1fc9efdc2c4e37d5bd5843ad8777f765f343176b90b1d6ecbb91720a782d74dfc7cb822d90c3a6cc3ae9efbdfed82a5dd33c03667b14f20479babfa2922129ab411081aa31f5a8d1b63dca380f52bb94bc2153109f1f002a8e6e64103e2d71c670881fab12f5e955fe15f4f049da620", 0x89}], 0x3}}], 0x1, 0x0)