test: Force --nosandbox when --valgrind

1 files changed, 2 insertions, 2 deletions

diff --git a/test/functional/test_framework/test_framework.py b/test/functional/test_framework/test_framework.py
index b18c050e0a..0408d57493 100755
--- a/test/functional/test_framework/test_framework.py
+++ b/test/functional/test_framework/test_framework.py
@@ -101,7 +101,7 @@ class BitcoinTestFramework(metaclass=BitcoinTestMetaClass):
         self.supports_cli = True
         self.bind_to_localhost_only = True
         self.parse_args()
-        self.disable_syscall_sandbox = self.options.nosandbox
+        self.disable_syscall_sandbox = self.options.nosandbox or self.options.valgrind
         self.default_wallet_name = "default_wallet" if self.options.descriptors else ""
         self.wallet_data_filename = "wallet.dat"
         # Optional list of wallet names that can be set in set_test_params to
@@ -188,7 +188,7 @@ class BitcoinTestFramework(metaclass=BitcoinTestMetaClass):
         parser.add_argument("--perf", dest="perf", default=False, action="store_true",
                             help="profile running nodes with perf for the duration of the test")
         parser.add_argument("--valgrind", dest="valgrind", default=False, action="store_true",
-                            help="run nodes under the valgrind memory error detector: expect at least a ~10x slowdown, valgrind 3.14 or later required")
+                            help="run nodes under the valgrind memory error detector: expect at least a ~10x slowdown. valgrind 3.14 or later required. Forces --nosandbox.")
         parser.add_argument("--randomseed", type=int,
                             help="set a random seed for deterministically reproducing a previous test run")
         parser.add_argument('--timeout-factor', dest="timeout_factor", type=float, default=1.0, help='adjust test timeouts by a factor. Setting it to 0 disables all timeouts')