diff mbox series

[kvm-unit-tests,v2,6/6] arm64: dump stack on bad exception

Message ID 20230625230716.2922-7-namit@vmware.com (mailing list archive)
State New, archived
Headers show
Series arm64: improve debuggability | expand

Commit Message

Nadav Amit June 25, 2023, 11:07 p.m. UTC 
From: Nadav Amit <namit@vmware.com>

Upon a bad exception, the stack is rather useful for debugging, splat it
out.

Signed-off-by: Nadav Amit <namit@vmware.com>
---
 lib/arm64/processor.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/lib/arm64/processor.c b/lib/arm64/processor.c
index 831207c..5bcad67 100644
--- a/lib/arm64/processor.c
+++ b/lib/arm64/processor.c
@@ -130,6 +130,7 @@  static void bad_exception(enum vector v, struct pt_regs *regs,
 	printf("Vector: %d (%s)\n", v, vector_names[v]);
 	printf("ESR_EL1: %8s%08x, ec=%#x (%s)\n", "", esr, ec, ec_names[ec]);
 	printf("FAR_EL1: %016lx (%svalid)\n", far, far_valid ? "" : "not ");
+	dump_stack();
 	printf("Exception frame registers:\n");
 	show_regs(regs);
 	abort();