r0 = syz_io_uring_setup(0x30f5, &(0x7f0000000080), &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000200)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_WRITEV={0x2, 0x0, 0x0, @fd_index, 0x0, 0x0, 0x0, 0x4, 0x0, {0x1}}, 0x0) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x100000e, 0x13, r0, 0x0) r3 = mmap$IORING_OFF_CQ_RING(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0xf, 0x13, r0, 0x8000000) syz_io_uring_submit(r3, r2, &(0x7f00000002c0)=@IORING_OP_READ=@pass_buffer={0x16, 0x4, 0x0, @fd, 0x0, 0x0}, 0x80000001) io_uring_enter(r0, 0x6762, 0x0, 0x0, 0x0, 0x0)