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| author | van Hauser <vh@thc.org> | 2021-12-13 22:58:19 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-12-13 22:58:19 +0100 |
| commit | 22e2362f0fd5685548696f487639104a0059e3eb (patch) | |
| tree | f59a3c6d5fb0f42056252f400f3bab1e1010432b /src/afl-sharedmem.c | |
| parent | 08ca4d54a55fe73e64a994c41a12af61f52e497e (diff) | |
| parent | c6bad07d75aa36671ebc32a722566cb145414b08 (diff) | |
| download | afl++-22e2362f0fd5685548696f487639104a0059e3eb.tar.gz | |
Merge pull request #1213 from AFLplusplus/dev
push to stable
Diffstat (limited to 'src/afl-sharedmem.c')
| -rw-r--r-- | src/afl-sharedmem.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/afl-sharedmem.c b/src/afl-sharedmem.c index 7fb8f821..c1d4ff03 100644 --- a/src/afl-sharedmem.c +++ b/src/afl-sharedmem.c @@ -242,8 +242,11 @@ u8 *afl_shm_init(sharedmem_t *shm, size_t map_size, #else u8 *shm_str; + // for qemu+unicorn we have to increase by 8 to account for potential + // compcov map overwrite shm->shm_id = - shmget(IPC_PRIVATE, map_size, IPC_CREAT | IPC_EXCL | DEFAULT_PERMISSION); + shmget(IPC_PRIVATE, map_size == MAP_SIZE ? map_size + 8 : map_size, + IPC_CREAT | IPC_EXCL | DEFAULT_PERMISSION); if (shm->shm_id < 0) { PFATAL("shmget() failed, try running afl-system-config"); |