diff options
| author | Dmitry Vyukov <dvyukov@google.com> | 2019-01-31 10:57:46 +0100 |
|---|---|---|
| committer | Dmitry Vyukov <dvyukov@google.com> | 2019-01-31 11:35:53 +0100 |
| commit | 25e10a043498087f9427f0698b341d051c310fc4 (patch) | |
| tree | 7e7b9416711039e1d1f22ba216959cd94134a199 /executor/common.h | |
| parent | 724adc544590747ce47c3be1b4a63951b7171188 (diff) | |
executor: remove ability to detect kernel bugs
This ability was never used but we maintain a bunch of code for it.
syzkaller also recently learned to spoof this error code
with some ptrace magic (probably intercepted control flow again
and exploited executor binary).
Drop all of it.
Diffstat (limited to 'executor/common.h')
| -rw-r--r-- | executor/common.h | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/executor/common.h b/executor/common.h index dc1276cf9..cf4a204fc 100644 --- a/executor/common.h +++ b/executor/common.h @@ -7,7 +7,7 @@ // - includes are hoisted to the top and deduplicated // - comments and empty lines are stripped // - NORETURN/PRINTF/debug are removed -// - exitf/failf/fail are replaced with exit +// - exitf/fail are replaced with exit // - uintN types are replaced with uintN_t // - [[FOO]] placeholders are replaced by actual values @@ -614,8 +614,6 @@ static void loop(void) status = WEXITSTATUS(status); if (status == kFailStatus) fail("child failed"); - if (status == kErrorStatus) - error("child errored"); reply_execute(0); #endif #if SYZ_EXECUTOR || SYZ_USE_TMP_DIR |