git: 8398d52d6541 - main - arm: print out the undefined instruction upon an undefined instruction panic
Date: Mon, 18 Oct 2021 19:19:17 UTC
The branch main has been updated by adrian: URL: https://cgit.FreeBSD.org/src/commit/?id=8398d52d6541d316fcd88c856b5a72bb9cce0534 commit 8398d52d6541d316fcd88c856b5a72bb9cce0534 Author: Adrian Chadd <adrian@FreeBSD.org> AuthorDate: 2021-10-16 03:15:15 +0000 Commit: Adrian Chadd <adrian@FreeBSD.org> CommitDate: 2021-10-18 19:18:52 +0000 arm: print out the undefined instruction upon an undefined instruction panic It's SUPER useful to be able to see the actual undefined instruction when we hit said undefined instruction. --- sys/arm/arm/undefined.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/sys/arm/arm/undefined.c b/sys/arm/arm/undefined.c index ef9e72c89163..4e9a5295d338 100644 --- a/sys/arm/arm/undefined.c +++ b/sys/arm/arm/undefined.c @@ -341,7 +341,8 @@ undefinedinstruction(struct trapframe *frame) return; } else - panic("Undefined instruction in kernel.\n"); + panic("Undefined instruction in kernel (0x%08x).\n", + fault_instruction); } userret(td, frame);