diff options
Diffstat (limited to 'tools/syz-execprog')
| -rw-r--r-- | tools/syz-execprog/execprog.go | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/tools/syz-execprog/execprog.go b/tools/syz-execprog/execprog.go index d2d194da2..6bcc92a07 100644 --- a/tools/syz-execprog/execprog.go +++ b/tools/syz-execprog/execprog.go @@ -176,10 +176,18 @@ func (ctx *Context) execute(pid int, env *ipc.Env, p *prog.Prog, progIndex int) if *flagOutput { ctx.logProgram(pid, p, callOpts) } + progData, err := p.SerializeForExec() + if err != nil { + log.Logf(1, "RESULT: failed to serialize: %v", err) + return + } // This mimics the syz-fuzzer logic. This is important for reproduction. for try := 0; ; try++ { - output, info, hanged, err := env.Exec(callOpts, p) - if err != nil && err != prog.ErrExecBufferTooSmall { + output, info, hanged, err := env.ExecProg(callOpts, progData) + if err != nil { + if ctx.config.Flags&ipc.FlagDebug != 0 { + log.Logf(0, "result: hanged=%v err=%v\n\n%s", hanged, err, output) + } if try > 10 { log.SyzFatalf("executor %d failed %d times: %v\n%s", pid, try, err, output) } @@ -190,9 +198,6 @@ func (ctx *Context) execute(pid int, env *ipc.Env, p *prog.Prog, progIndex int) } continue } - if ctx.config.Flags&ipc.FlagDebug != 0 || err != nil { - log.Logf(0, "result: hanged=%v err=%v\n\n%s", hanged, err, output) - } if info != nil { ctx.printCallResults(info) if *flagHints { |