[src/trunk]: src/sys/kern physio(9): Include error in KASSERTMSG.

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/0fa0d8f325ec
branches:  trunk
changeset: 368228:0fa0d8f325ec
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Thu Jun 30 01:52:29 2022 +0000

description:
physio(9): Include error in KASSERTMSG.

May help to track down:
https://syzkaller.appspot.com/bug?id=d57553ea3fc65cb7f11df947154795451b0dd3a8

diffstat:

 sys/kern/kern_physio.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r bc0528913030 -r 0fa0d8f325ec sys/kern/kern_physio.c
--- a/sys/kern/kern_physio.c    Wed Jun 29 23:15:08 2022 +0000
+++ b/sys/kern/kern_physio.c    Thu Jun 30 01:52:29 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kern_physio.c,v 1.100 2022/03/13 18:37:10 riastradh Exp $      */
+/*     $NetBSD: kern_physio.c,v 1.101 2022/06/30 01:52:29 riastradh Exp $      */
 
 /*-
  * Copyright (c) 1982, 1986, 1990, 1993
@@ -71,7 +71,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kern_physio.c,v 1.100 2022/03/13 18:37:10 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kern_physio.c,v 1.101 2022/06/30 01:52:29 riastradh Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -180,7 +180,7 @@
        KASSERT(bp->b_bcount <= todo);
        KASSERT(bp->b_resid <= bp->b_bcount);
        if (done == todo)
-               KASSERT(bp->b_error == 0);
+               KASSERTMSG(bp->b_error == 0, "error=%d", bp->b_error);
 #endif /* defined(DIAGNOSTIC) */
 
        workqueue_enqueue(physio_workqueue, &bp->b_work, NULL);