diff options
Diffstat (limited to 'resources/libreboot/patch/kgpe-d16/0033-lib-stack-Add-stack-overrun-detection.patch')
| -rw-r--r-- | resources/libreboot/patch/kgpe-d16/0033-lib-stack-Add-stack-overrun-detection.patch | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/resources/libreboot/patch/kgpe-d16/0033-lib-stack-Add-stack-overrun-detection.patch b/resources/libreboot/patch/kgpe-d16/0033-lib-stack-Add-stack-overrun-detection.patch new file mode 100644 index 0000000..eef072d --- /dev/null +++ b/resources/libreboot/patch/kgpe-d16/0033-lib-stack-Add-stack-overrun-detection.patch @@ -0,0 +1,36 @@ +From d2d52a97ccabc604e0a4ee2f43522bac2f93d47a Mon Sep 17 00:00:00 2001 +From: Timothy Pearson <kb9vqf@pearsoncomputing.net> +Date: Sat, 5 Sep 2015 19:31:03 -0500 +Subject: [PATCH 033/146] lib/stack: Add stack overrun detection + +--- + src/lib/stack.c | 5 +++-- + 1 file changed, 3 insertions(+), 2 deletions(-) + +diff --git a/src/lib/stack.c b/src/lib/stack.c +index 52dd723..bebeea2 100644 +--- a/src/lib/stack.c ++++ b/src/lib/stack.c +@@ -18,6 +18,7 @@ it with the version available from LANL. + */ + /* Copyright 2000, Ron Minnich, Advanced Computing Lab, LANL + * rminnich@lanl.gov ++ * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering + */ + + #include <assert.h> +@@ -33,9 +34,9 @@ int checkstack(void *top_of_stack, int core) + u32 *stack = (u32 *) (top_of_stack - stack_size); + + if (stack[0] != 0xDEADBEEF){ +- printk(BIOS_ERR, "Stack overrun on CPU%d. " ++ printk(BIOS_ERR, "Stack overrun on CPU%d (address %p overwritten). " + "Increase stack from current %zu bytes\n", +- core, stack_size); ++ core, stack, stack_size); + BUG(); + return -1; + } +-- +1.7.9.5 + |