chore(ci): drop jemalloc from ASAN builds.

Signed-off-by: Federico Di Pierro <[email protected]>

.github/workflows/reusable_build_packages.yaml

@@ -75,6 +75,7 @@ jobs:
         uses: falcosecurity/libs/.github/actions/install-zig@master
 
       - name: Prepare project
+        # Jemalloc and ASAN don't play very well together.
         run: |
           cmake -B build -S . \
               -DCMAKE_BUILD_TYPE=${{ inputs.build_type }} \
@@ -84,7 +85,7 @@ jobs:
               -DBUILD_DRIVER=Off \
               -DBUILD_BPF=Off \
               -DUSE_ASAN=${{ (inputs.sanitizers == true && inputs.arch == 'x86_64' && 'ON') || 'OFF' }} \
-              -DUSE_JEMALLOC=On \
+              -DUSE_JEMALLOC=${{ (inputs.sanitizers == true && inputs.arch == 'x86_64' && 'OFF') || 'ON' }} \
               -DFALCO_VERSION=${{ inputs.version }}
 
       - name: Build project

falco.yaml

@@ -1103,6 +1103,8 @@ syscall_event_drops:
 # there will be no metrics available. In other words, there are no default or 
 # generic plugin metrics at this time. This may be subject to change.
 #
+# `jemalloc_stats_enabled`: Falco can now expose jemalloc related stats.
+#
 # If metrics are enabled, the web server can be configured to activate the
 # corresponding Prometheus endpoint using `webserver.prometheus_metrics_enabled`.
 # Prometheus output can be used in combination with the other output options.