commit 89479facb9d8dbd7fb2838128b08a9fc5e74fe57
author Dan Willemsen <dwillemsen@google.com> Mon Oct 09 16:08:30 2017 -0700
committer Dan Willemsen <dwillemsen@google.com> Tue Oct 10 01:31:21 2017 +0000
tree 581ca5762e8716b9701c1355d430d22ebe4389e1
parent 2675f5648b8089dca5543b9086ecbacf113508f7

Get some more debugging for ckati crashes

The crash we're following is likely a stack overflow. Use an alternate
stack to actually get the backtraces.

Also write out ulimit to reference what the stack size should be.

Bug: 36182021
Test: ulimit -s 768; build/soong/build_test.bash
Change-Id: I8826e5e53f38af552c8b80a1a8a490fde55f2d4b

build_test.bash

diff --git a/build_test.bash b/build_test.bash
index 6edaa66..4c43224 100755
--- a/build_test.bash
+++ b/build_test.bash
@@ -34,6 +34,8 @@
 case $(uname) in
   Linux)
     export LD_PRELOAD=/lib/x86_64-linux-gnu/libSegFault.so
+    export SEGFAULT_USE_ALTSTACK=1
+    ulimit -a
     ;;
 esac