git: 99012995b4c6 - releng/14.3 - arm64: prevent panic when using syscall mux + large arg call (mmap)

[Gordon Tetlow]

The branch releng/14.3 has been updated by gordon:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=99012995b4c69ecc352047a41cf76ece50b25134

commit 99012995b4c69ecc352047a41cf76ece50b25134
Author:     John-Mark Gurney <j...@freebsd.org>
AuthorDate: 2025-08-18 20:25:37 +0000
Commit:     Gordon Tetlow <gor...@freebsd.org>
CommitDate: 2025-09-14 00:20:46 +0000

    arm64: prevent panic when using syscall mux + large arg call (mmap)
    
    if the syscall muxes are used, up to two additional arguments
    may be required.  This means that the 8 required for mmap increases
    up to 10 (for __syscall).
    
    Sponsored by:   Juniper Networks, Inc.
    Approved by:    so
    Security:       FreeBSD-EN-25:15.arm64
    
    (cherry picked from commit 740b879c6ade531adebeba7cd2f261bbe650797f)
    (cherry picked from commit 17d87881a363c160e7e8cdb252d0261214c1a50b)
---
 sys/arm64/arm64/elf32_machdep.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/arm64/arm64/elf32_machdep.c b/sys/arm64/arm64/elf32_machdep.c
index de0ee9607ad1..5f35d01f9ac0 100644
--- a/sys/arm64/arm64/elf32_machdep.c
+++ b/sys/arm64/arm64/elf32_machdep.c
@@ -193,7 +193,7 @@ freebsd32_fetch_syscall_args(struct thread *td)
        register_t *ap;
        struct syscall_args *sa;
        int error, i, nap, narg;
-       unsigned int args[4];
+       unsigned int args[6];
 
        nap = 4;
        p = td->td_proc;