vm: keep more context before new output

In pkg/report we add up to 5 lines of kernel output before the report.
However, MonitorExecution leaves only up to 128 bytes of preceeding output,
so frequently preceeding lines are not included in the report.
Increase the context to 512 bytes.

1 files changed, 1 insertions, 1 deletions

diff --git a/vm/vm.go b/vm/vm.go
index c89e01662..389b792c6 100644
--- a/vm/vm.go
+++ b/vm/vm.go
@@ -205,7 +205,7 @@ func MonitorExecution(outc <-chan []byte, errc <-chan error, reporter report.Rep
 				copy(output, output[len(output)-beforeContext:])
 				output = output[:beforeContext]
 			}
-			matchPos = len(output) - 128
+			matchPos = len(output) - 512
 			if matchPos < 0 {
 				matchPos = 0
 			}