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Merge "Add two new crash commands."

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This commit is contained in:
Christopher Ferris 2022-04-14 01:11:11 +00:00 • committed by Gerrit Code Review
commit 707deba65b
2 changed files with 12 additions and 0 deletions
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2
debuggerd/crasher/Android.bp
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@ -45,6 +45,8 @@ cc_binary {
shared_libs: [
"libbase",
"liblog",
],
static_libs: [
"libseccomp_policy",
],
multilib: {

10
debuggerd/crasher/crasher.cpp
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@ -39,6 +39,8 @@
#include "debuggerd/handler.h"
#endif
extern "C" void android_set_abort_message(const char* msg);
#if defined(__arm__)
// See https://www.kernel.org/doc/Documentation/arm/kernel_user_helpers.txt for details.
#define __kuser_helper_version (*(int32_t*) 0xffff0ffc)
@ -182,6 +184,8 @@ static int usage() {
fprintf(stderr, " leak leak memory until we get OOM-killed\n");
fprintf(stderr, "\n");
fprintf(stderr, " abort call abort()\n");
fprintf(stderr, " abort_with_msg call abort() setting an abort message\n");
fprintf(stderr, " abort_with_null_msg call abort() setting a null abort message\n");
fprintf(stderr, " assert call assert() without a function\n");
fprintf(stderr, " assert2 call assert() with a function\n");
fprintf(stderr, " exit call exit(1)\n");
@ -259,6 +263,12 @@ noinline int do_action(const char* arg) {
return crash(42);
} else if (!strcasecmp(arg, "abort")) {
maybe_abort();
} else if (!strcasecmp(arg, "abort_with_msg")) {
android_set_abort_message("Aborting due to crasher");
maybe_abort();
} else if (!strcasecmp(arg, "abort_with_null")) {
android_set_abort_message(nullptr);
maybe_abort();
} else if (!strcasecmp(arg, "assert")) {
__assert("some_file.c", 123, "false");
} else if (!strcasecmp(arg, "assert2")) {