r0 = syz_io_uring_setup(0x7d04, &(0x7f00000002c0), &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000000600)=0x0, &(0x7f00000005c0)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index, 0xfffffffffffffffc, 0x0}, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000fee000/0x1000)=nil, &(0x7f0000fec000/0x14000)=nil, 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) io_uring_enter(r0, 0x58ab, 0x0, 0x0, 0x0, 0x0)