diff options
| -rw-r--r-- | pkg/sentry/socket/netstack/netstack.go | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/pkg/sentry/socket/netstack/netstack.go b/pkg/sentry/socket/netstack/netstack.go index b462924af..33edb1b6f 100644 --- a/pkg/sentry/socket/netstack/netstack.go +++ b/pkg/sentry/socket/netstack/netstack.go @@ -1768,10 +1768,16 @@ func SetSockOpt(t *kernel.Task, s socket.SocketOps, ep commonEndpoint, level int case linux.SOL_IP: return setSockOptIP(t, s, ep, name, optVal) + case linux.SOL_PACKET: + // gVisor doesn't support any SOL_PACKET options just return not + // supported. Returning nil here will result in tcpdump thinking AF_PACKET + // features are supported and proceed to use them and break. + t.Kernel().EmitUnimplementedEvent(t) + return syserr.ErrProtocolNotAvailable + case linux.SOL_UDP, linux.SOL_ICMPV6, - linux.SOL_RAW, - linux.SOL_PACKET: + linux.SOL_RAW: t.Kernel().EmitUnimplementedEvent(t) } |