diff options
| author | Dmitry Vyukov <dvyukov@google.com> | 2018-06-07 15:32:16 +0200 |
|---|---|---|
| committer | Dmitry Vyukov <dvyukov@google.com> | 2018-06-07 15:32:30 +0200 |
| commit | 645e75f8038d1b177ead2d6ea0b3ade6f7f9d985 (patch) | |
| tree | abdb1ba3d8b7dff944d0ca84fc382bc0094f8635 /sys | |
| parent | 7fb9023fd78f6c0641624e3169c405e384f14691 (diff) | |
executor: make syscall table and number constant
We see some crashes that suggest corruption of the syscall number:
invalid command number 1296 (errno 11)
invalid command number 107 (errno 110)
Make the table and the number constant to prevent corruption.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/syz-sysgen/sysgen.go | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/syz-sysgen/sysgen.go b/sys/syz-sysgen/sysgen.go index cef35ba05..ea8525cbc 100644 --- a/sys/syz-sysgen/sysgen.go +++ b/sys/syz-sysgen/sysgen.go @@ -251,8 +251,8 @@ var archTempl = template.Must(template.New("").Parse(` #define SYZ_PAGE_SIZE {{.PageSize}} #define SYZ_NUM_PAGES {{.NumPages}} #define SYZ_DATA_OFFSET {{.DataOffset}} -unsigned syscall_count = {{len $.Calls}}; -call_t syscalls[] = { +#define SYZ_SYSCALL_COUNT {{len $.Calls}} +const call_t syscalls[] = { {{range $c := $.Calls}} {"{{$c.Name}}", {{$c.NR}}{{if $c.NeedCall}}, (syscall_t){{$c.CallName}}{{end}}}, {{end}} }; |