Move HRX pin: hrx-system to 2ab311496 (engine#420 length-less ELF readability fix)

config/hrx-long-prompt-validated-pin.config

@@ -12,4 +12,4 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-d3c731e1d7f47de2d64739b1ec298f0d0fe829d4
+2ab3114966a4da12b5828e27f6cf705a5ebb7ee0

config/hrx-system-hold.config

@@ -48,4 +48,10 @@
 # 20/20, @4432 5/5, Qwen3-1.7B 5/5, KLD 0 on Qwen3-0.6B and ZAYA1-8B, +3-8 % pp/tg. The hold
 # stays, now naming that commit, so the daily run does not take AMD's later hrx-system (or its
 # ggml-hrx) without the same checks.
-d3c731e1d7f47de2d64739b1ec298f0d0fe829d4
+# 2026-10-18, engine#420: the hold names 2ab311496, which is d3c731e1 plus hrx-system#7 -
+# the length-less hipModuleLoadData path proves its derived ELF extent readable with
+# process_vm_readv() instead of mincore(), so a section table offset pointing into a PROT_NONE
+# page is refused instead of faulting. Nothing else moves: same pin line, same AMD core, the
+# #1535 question stays where it was, and the long-prompt check passed at this commit
+# (tests/hrx_long_prompt.py PASS twice, 7082-token prompt, needle 7341).
+2ab3114966a4da12b5828e27f6cf705a5ebb7ee0