From 8ab518aec99d8ca064d612d434f79335e6770a6a Mon Sep 17 00:00:00 2001 From: dchagin Date: Sat, 9 Jan 2016 17:18:03 +0000 Subject: MFC r283467: Call nosys in case when the incorrect syscall number is specified. Its my fault, fixed by mjg@ at r289055. --- sys/amd64/linux/linux_sysvec.c | 8 ++++---- sys/amd64/linux/syscalls.master | 2 ++ 2 files changed, 6 insertions(+), 4 deletions(-) (limited to 'sys/amd64/linux') diff --git a/sys/amd64/linux/linux_sysvec.c b/sys/amd64/linux/linux_sysvec.c index 1d4c710..1c19018 100644 --- a/sys/amd64/linux/linux_sysvec.c +++ b/sys/amd64/linux/linux_sysvec.c @@ -254,10 +254,10 @@ linux_fetch_syscall_args(struct thread *td, struct syscall_args *sa) sa->args[5] = frame->tf_r9; sa->code = frame->tf_rax; - if (sa->code >= p->p_sysent->sv_size) { - PROC_LOCK(p); - sigexit(td, SIGILL); - } else + if (sa->code >= p->p_sysent->sv_size) + /* nosys */ + sa->callp = &p->p_sysent->sv_table[LINUX_SYS_MAXSYSCALL]; + else sa->callp = &p->p_sysent->sv_table[sa->code]; sa->narg = sa->callp->sy_narg; diff --git a/sys/amd64/linux/syscalls.master b/sys/amd64/linux/syscalls.master index ff6e1fb..9399cf7 100644 --- a/sys/amd64/linux/syscalls.master +++ b/sys/amd64/linux/syscalls.master @@ -506,3 +506,5 @@ 310 AUE_NULL STD { int linux_process_vm_writev(void); } 311 AUE_NULL STD { int linux_kcmp(void); } 312 AUE_NULL STD { int linux_finit_module(void); } +; please, keep this line at the end. +313 AUE_NULL UNIMPL nosys -- cgit v1.1