diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 47a92731144d..505b4fe6adc0 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -70,6 +70,8 @@ jobs:
           cd build
           rm -rf /github/home/.cache
           mkdir -p /github/home/.cache
+          rm -rf /dev/shm/*
+          df -h /dev/shm
           export ASAN_SYMBOLIZER_PATH=$(realpath /usr/bin/llvm-symbolizer-15)
           ./tests.sh --timeout 360 --output-on-failure -LE "benchmark|perf|protocolstest|vegeta|suite"
         shell: bash