git: 5de5f2de6e1d - stable/13 - kasan.9: Mention the loader tunable 'debug.kasan.disable'

From: Zhenlei Huang <zlei_at_FreeBSD.org>
Date: Sat, 21 Oct 2023 14:47:15 UTC
The branch stable/13 has been updated by zlei:

URL: https://cgit.FreeBSD.org/src/commit/?id=5de5f2de6e1d3b40557fea25d14c68135409556d

commit 5de5f2de6e1d3b40557fea25d14c68135409556d
Author:     Zhenlei Huang <zlei@FreeBSD.org>
AuthorDate: 2023-10-13 14:42:34 +0000
Commit:     Zhenlei Huang <zlei@FreeBSD.org>
CommitDate: 2023-10-21 14:45:45 +0000

    kasan.9: Mention the loader tunable 'debug.kasan.disable'
    
    Reviewed by:    markj
    MFC after:      1 week
    Differential Revision:  https://reviews.freebsd.org/D42165
    
    (cherry picked from commit 2df97575088d2efe71d6ee136a677cf50249f96d)
    (cherry picked from commit c878532881d639ff50fded05bca37595d8b9d00d)
---
 share/man/man9/kasan.9 | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/share/man/man9/kasan.9 b/share/man/man9/kasan.9
index 9b13cf28aa59..d196ea6a218b 100644
--- a/share/man/man9/kasan.9
+++ b/share/man/man9/kasan.9
@@ -25,7 +25,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd April 13, 2021
+.Dd October 13, 2023
 .Dt KASAN 9
 .Os
 .Sh NAME
@@ -84,6 +84,12 @@ sysctl/tunable.
 .Pp
 The
 .Nm
+runtime in a KASAN-configured kernel can be disabled by
+setting the loader tunable
+.Sy debug.kasan.disable=1 .
+.Pp
+The
+.Nm
 runtime works by maintaining a shadow map for the kernel map.
 There exists a linear mapping between addresses in the kernel map and addresses
 in the shadow map.