perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4304, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_io_uring_setup(0x620e, &(0x7f0000000180), &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) r3 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_SENDMSG={0x9, 0x0, 0x0, r3, 0x0, &(0x7f0000000900)={&(0x7f0000000200)=@l2tp6={0xa, 0x0, 0x0, @mcast2, 0x5}, 0x80, &(0x7f0000000840)=[{&(0x7f0000000300)="a63a", 0x2}], 0x1}, 0x0, 0x4008000}, 0x0) r4 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x100000e, 0x13, r0, 0x0) r5 = mmap$IORING_OFF_CQ_RING(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0xf, 0x13, r0, 0x8000000) syz_io_uring_submit(r4, r2, &(0x7f0000000040)=@IORING_OP_CLOSE={0x13, 0x4}, 0x7) r6 = accept$inet6(r3, &(0x7f0000000280), &(0x7f0000000340)=0x1c) r7 = epoll_create(0x8000) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) epoll_ctl$EPOLL_CTL_ADD(r7, 0x1, r8, &(0x7f00000010c0)) sendmmsg(r8, &(0x7f0000000600)=[{{&(0x7f00000003c0)=@rxrpc=@in6={0x21, 0x4, 0x2, 0x1c, {0xa, 0x4e20, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0xfe}}, 0x80, &(0x7f00000004c0)=[{&(0x7f0000000440)="fb15968a278af579b368abdc92d15ca8054592de552c790a01dd87a2dde45b9ea8e18aa3d481e7b34b8e40b676dadf13c987e12693428bb80b01212f1440345bacad01", 0x43}], 0x1, &(0x7f0000000500)=[{0x100, 0x10d, 0x0, "73e2bbbc1286a88abfb7fc339d21f74bf29945da653e17181cb1a268cc1732b718d3b56fbf2dc7689832e8dbdec0805fa4f82033ffd08304a689a6095f06aa00aa2482ec994a2c85eab3700440fb86c5b3d82a0b4384a2a572cf7b1b7c958edc8f6ca8651f6a48b841bc724495e970fc0f55912db716a948d7845c6328cb03c02479edd7dc2b1b966d79c86a3436dbe74620f2b27b29475d5353400d49f3431fa884488dbad6e90d225ea95968399b7bade2a9c0ca8a919b661b53034b9e0c9dc359563099d71d51dde767e1670ad65f217185ec481f34b4ac2968755289242bd44cb7db573b278c6b4b74697d28"}], 0x100}}], 0x1, 0x200000c1) setsockopt$inet6_mreq(r6, 0x29, 0x1c, &(0x7f0000000380)={@mcast1}, 0x14) syz_io_uring_submit(r5, r2, &(0x7f00000002c0)=@IORING_OP_RECVMSG={0xa, 0x2, 0x0, 0xffffffffffffffff, 0x0, 0x0}, 0x80000001) io_uring_enter(r0, 0x58ab, 0x0, 0x0, 0x0, 0x0)