diff options
Diffstat (limited to 'sys/linux/init.go')
| -rw-r--r-- | sys/linux/init.go | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/sys/linux/init.go b/sys/linux/init.go index 4e04f237b..f1834b8d2 100644 --- a/sys/linux/init.go +++ b/sys/linux/init.go @@ -34,6 +34,9 @@ func initTarget(target *prog.Target) { CLOCK_REALTIME: target.ConstMap["CLOCK_REALTIME"], ARCH_SET_FS: target.ConstMap["ARCH_SET_FS"], ARCH_SET_GS: target.ConstMap["ARCH_SET_GS"], + AF_NFC: target.ConstMap["AF_NFC"], + AF_LLC: target.ConstMap["AF_LLC"], + AF_BLUETOOTH: target.ConstMap["AF_BLUETOOTH"], } target.MakeMmap = arch.makeMmap @@ -104,6 +107,9 @@ type arch struct { CLOCK_REALTIME uint64 ARCH_SET_FS uint64 ARCH_SET_GS uint64 + AF_NFC uint64 + AF_LLC uint64 + AF_BLUETOOTH uint64 } // createMmapCall creates a "normal" mmap call that maps [addr, addr+size) memory range. @@ -195,6 +201,14 @@ func (arch *arch) sanitizeCall(c *prog.Call) { if uint64(uint32(cmd.Val)) == arch.ARCH_SET_FS { cmd.Val = arch.ARCH_SET_GS } + case "syz_init_net_socket": + // Don't let it mess with arbitrary sockets in init namespace. + family := c.Args[0].(*prog.ConstArg) + switch uint64(uint32(family.Val)) { + case arch.AF_NFC, arch.AF_LLC, arch.AF_BLUETOOTH: + default: + family.Val = ^uint64(0) + } } switch c.Meta.Name { |