git: 7acc4240ce00 - main - linuxolator: fix nosys() to not send SIGSYS

From: Konstantin Belousov <kib_at_FreeBSD.org>
Date: Mon, 02 Oct 2023 22:31:22 UTC
The branch main has been updated by kib:

URL: https://cgit.FreeBSD.org/src/commit/?id=7acc4240ce00af540093b47ad00be0508310b515

commit 7acc4240ce00af540093b47ad00be0508310b515
Author:     Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2023-09-25 16:39:48 +0000
Commit:     Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2023-10-02 22:30:53 +0000

    linuxolator: fix nosys() to not send SIGSYS
    
    Reviewed by:    dchagin, markj
    Discussed with: jhb
    Sponsored by:   The FreeBSD Foundation
    MFC after:      1 week
    Differential revision:  https://reviews.freebsd.org/D41976
---
 sys/amd64/linux/linux_sysvec.c     | 2 +-
 sys/amd64/linux32/linux32_sysvec.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/sys/amd64/linux/linux_sysvec.c b/sys/amd64/linux/linux_sysvec.c
index 2907323d903c..98e2a01b98db 100644
--- a/sys/amd64/linux/linux_sysvec.c
+++ b/sys/amd64/linux/linux_sysvec.c
@@ -159,7 +159,7 @@ linux_fetch_syscall_args(struct thread *td)
 
 	if (sa->code >= p->p_sysent->sv_size)
 		/* nosys */
-		sa->callp = &p->p_sysent->sv_table[p->p_sysent->sv_size - 1];
+		sa->callp = &nosys_sysent;
 	else
 		sa->callp = &p->p_sysent->sv_table[sa->code];
 
diff --git a/sys/amd64/linux32/linux32_sysvec.c b/sys/amd64/linux32/linux32_sysvec.c
index 31436ee7162a..7104cc50735e 100644
--- a/sys/amd64/linux32/linux32_sysvec.c
+++ b/sys/amd64/linux32/linux32_sysvec.c
@@ -531,7 +531,7 @@ linux32_fetch_syscall_args(struct thread *td)
 
 	if (sa->code >= p->p_sysent->sv_size)
 		/* nosys */
-		sa->callp = &p->p_sysent->sv_table[p->p_sysent->sv_size - 1];
+		sa->callp = &nosys_sysent;
 	else
 		sa->callp = &p->p_sysent->sv_table[sa->code];