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| author | Dmitry Vyukov <dvyukov@google.com> | 2021-03-04 16:03:50 +0100 |
|---|---|---|
| committer | Dmitry Vyukov <dvyukov@google.com> | 2021-03-04 19:44:53 +0100 |
| commit | b2bebe1217cea83046897e28cf1366b72c3ff329 (patch) | |
| tree | c38c78e25e5eb162c0900a075e3ed42d8ac54069 /executor | |
| parent | c28569d10158d746caf5eb46e6000cc686af96c7 (diff) | |
prog: detect copyout overflow
Detect the case when a program requires more copyout than executor can handle.
Curretnly these result in: "SYZFAIL: command refers to bad result" failures.
Now syz-fuzzer should ignore them.
Diffstat (limited to 'executor')
| -rw-r--r-- | executor/executor.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/executor/executor.cc b/executor/executor.cc index 0dec5e166..f98c6b219 100644 --- a/executor/executor.cc +++ b/executor/executor.cc @@ -165,7 +165,7 @@ static uint64 slowdown_scale; #include "common.h" const int kMaxInput = 4 << 20; // keep in sync with prog.ExecBufferSize -const int kMaxCommands = 1000; +const int kMaxCommands = 1000; // prog package knows about this constant (prog.execMaxCommands) const uint64 instr_eof = -1; const uint64 instr_copyin = -2; |