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authorJohn-Mark Gurney <jmg@FreeBSD.org>2025-08-18 20:25:37 +0000
committerMark Johnston <markj@FreeBSD.org>2025-08-25 15:19:47 +0000
commit17d87881a363c160e7e8cdb252d0261214c1a50b (patch)
tree56bee5a91f4fd0c0cad3fedac7d6321fb7d539de
parent5b42aac0013afa760a8071cdf16c70786c5802b9 (diff)
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. (cherry picked from commit 740b879c6ade531adebeba7cd2f261bbe650797f)
-rw-r--r--sys/arm64/arm64/elf32_machdep.c2
1 files changed, 1 insertions, 1 deletions
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;