r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000000280)={@multicast1=0xe0000002, @local, @local}, 0xc)
r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000200)='net/mcfilter\x00')
preadv(r1, &(0x7f0000000340)=[{&(0x7f0000000000)=""/136, 0x88}], 0x1, 0x0, 0x0)