r0 = syz_io_uring_setup(0x620e, &(0x7f0000000180), &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000100)=<r1=>0x0, &(0x7f0000000140)=<r2=>0x0)
r3 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0)
syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_SENDMSG={0x9, 0x0, 0x0, r3, 0x0, &(0x7f0000000900)={&(0x7f0000000200)=@l2tp6={0xa, 0x0, 0x0, @mcast2}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000940)="e4ac8fc06517ae72a4719b17e2f187695fb97b25a35671ed680c985eb60eb0145c87214d73b75f5205d6e21e049a1179295ab5d728d58b91d4e6a3099eced30b2175455cb6cf0eaadb6bb3483766cc80412ca4277ad546753789012497634bd4fd299e95faa1a8d984e7a1e21752d97d0a206d92a560daf2937407de4bfee256", 0x80}], 0x1}}, 0x0)
io_uring_enter(r0, 0x58ab, 0x0, 0x0, 0x0, 0x0)