0daf48d9aa
Resolves: #2047682,#2068043,#2068131,#2073003,#2073994,#2082131,#2083493,#2087652,#2100340
59 lines
2.7 KiB
Diff
59 lines
2.7 KiB
Diff
From f55e25db1b2f69cd5d19508bda34c52f5f92e800 Mon Sep 17 00:00:00 2001
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From: Frantisek Sumsal <frantisek@sumsal.cz>
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Date: Thu, 9 Jun 2022 11:34:09 +0200
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Subject: [PATCH] test: account for ADDR_NO_RANDOMIZE if it's set
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On ppc64le sanitizers disable ASLR (i.e. by setting ADDR_NO_RANDOMIZE),
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which opinionated_personality() doesn't return. Let's tweak the current
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personality ourselves in such cases.
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See: https://github.com/llvm/llvm-project/commit/78f7a6eaa601bfdd6ae70ffd3da2254c21ff77f9
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Resolves: #23666
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(cherry picked from commit 894dad2975c61f59e71561cab21d6f85e8523b57)
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Related: #2087652
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---
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src/test/test-seccomp.c | 16 ++++++++++++----
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1 file changed, 12 insertions(+), 4 deletions(-)
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diff --git a/src/test/test-seccomp.c b/src/test/test-seccomp.c
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index 7ccfeadbb8..1f96ba4f80 100644
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--- a/src/test/test-seccomp.c
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+++ b/src/test/test-seccomp.c
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@@ -934,8 +934,15 @@ TEST(lock_personality) {
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}
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assert_se(opinionated_personality(¤t) >= 0);
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+ /* On ppc64le sanitizers disable ASLR (i.e. by setting ADDR_NO_RANDOMIZE),
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+ * which opinionated_personality() doesn't return. Let's tweak the current
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+ * personality ourselves in such cases.
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+ * See: https://github.com/llvm/llvm-project/commit/78f7a6eaa601bfdd6ae70ffd3da2254c21ff77f9
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+ */
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+ if (FLAGS_SET(safe_personality(PERSONALITY_INVALID), ADDR_NO_RANDOMIZE))
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+ current |= ADDR_NO_RANDOMIZE;
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- log_info("current personality=%lu", current);
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+ log_info("current personality=0x%lX", current);
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pid = fork();
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assert_se(pid >= 0);
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@@ -945,13 +952,14 @@ TEST(lock_personality) {
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assert_se((unsigned long) safe_personality(current) == current);
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- /* Note, we also test that safe_personality() works correctly, by checkig whether errno is properly
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+ /* Note, we also test that safe_personality() works correctly, by checking whether errno is properly
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* set, in addition to the return value */
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errno = 0;
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- assert_se(safe_personality(PER_LINUX | ADDR_NO_RANDOMIZE) == -EPERM);
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+ assert_se(safe_personality(PER_LINUX | MMAP_PAGE_ZERO) == -EPERM);
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assert_se(errno == EPERM);
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- assert_se(safe_personality(PER_LINUX | MMAP_PAGE_ZERO) == -EPERM);
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+ if (!FLAGS_SET(current, ADDR_NO_RANDOMIZE))
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+ assert_se(safe_personality(PER_LINUX | ADDR_NO_RANDOMIZE) == -EPERM);
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assert_se(safe_personality(PER_LINUX | ADDR_COMPAT_LAYOUT) == -EPERM);
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assert_se(safe_personality(PER_LINUX | READ_IMPLIES_EXEC) == -EPERM);
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assert_se(safe_personality(PER_LINUX_32BIT) == -EPERM);
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