Merge commit '66001722aa0c79ef12505488eb2d15400c3e8569' into concedo_experimental

# Conflicts:
#	README.md
#	docs/ops.md
#	docs/ops/SYCL.csv
#	examples/sycl/start-svr.sh
#	ggml/src/ggml-hexagon/ggml-hexagon.cpp
#	ggml/src/ggml-hexagon/htp/CMakeLists.txt
#	ggml/src/ggml-hexagon/htp/htp-ctx.h
#	ggml/src/ggml-hexagon/htp/htp-ops.h
#	ggml/src/ggml-hexagon/htp/main.c
#	ggml/src/ggml-hexagon/htp/unary-ops.c
#	ggml/src/ggml-opencl/CMakeLists.txt
#	ggml/src/ggml-opencl/ggml-opencl.cpp
#	ggml/src/ggml-opencl/kernels/cvt.cl
#	ggml/src/ggml-sycl/gated_delta_net.hpp
#	ggml/src/ggml-sycl/ggml-sycl.cpp
#	ggml/src/ggml-sycl/pad.cpp
#	ggml/src/ggml-sycl/ssm_conv.cpp
#	tests/test-backend-ops.cpp
#	tests/test-reasoning-budget.cpp
#	tools/server/README.md
#	tools/server/webui/src/lib/constants/settings-config.ts

src/llama-memory-recurrent.cpp

@@ -726,6 +726,10 @@ void llama_memory_recurrent::state_write(llama_io_write_i & io, llama_seq_id seq
         cell_ranges.emplace_back(cell_range_begin, size);
     }
 
+    if (flags % LLAMA_STATE_SEQ_FLAGS_ON_DEVICE && cell_ranges.size() > 1) {
+        GGML_ABORT("cannot save/load multiple ranges of cells to/from device memory\n");
+    }
+
     // DEBUG CHECK: Sum of cell counts in ranges should equal the total cell count
     uint32_t cell_count_check = 0;
     for (const auto & range : cell_ranges) {