SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior in lib/dpif-netlink.c:1077:40: runtime error: left shift of 1 by 31 places cannot be represented in type 'int'
#0 0x73fc31 in dpif_netlink_port_add_compat lib/dpif-netlink.c:1077:40 #1 0x73fc31 in dpif_netlink_port_add lib/dpif-netlink.c:1132:17 #2 0x2c1745 in dpif_port_add lib/dpif.c:597:13 #3 0x07b279 in port_add ofproto/ofproto-dpif.c:3957:17 #4 0x01b209 in ofproto_port_add ofproto/ofproto.c:2124:13 #5 0xfdbfce in iface_do_create vswitchd/bridge.c:2066:13 #6 0xfdbfce in iface_create vswitchd/bridge.c:2109:13 #7 0xfdbfce in bridge_add_ports__ vswitchd/bridge.c:1173:21 #8 0xfb5319 in bridge_add_ports vswitchd/bridge.c:1189:5 #9 0xfb5319 in bridge_reconfigure vswitchd/bridge.c:901:9 #10 0xfae0f9 in bridge_run vswitchd/bridge.c:3334:9 #11 0xfe67dd in main vswitchd/ovs-vswitchd.c:129:9 #12 0x4b6d8f (/lib/x86_64-linux-gnu/libc.so.6+0x29d8f) #13 0x4b6e3f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e3f) #14 0x562594eed024 in _start (vswitchd/ovs-vswitchd+0x787024) Fixes: 526df7d8543f ("tunnel: Provide framework for tunnel extensions for VXLAN-GBP and others") Signed-off-by: Ilya Maximets <i.maxim...@ovn.org> --- lib/dpif-netlink.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/dpif-netlink.c b/lib/dpif-netlink.c index a498d5667..89e1d4325 100644 --- a/lib/dpif-netlink.c +++ b/lib/dpif-netlink.c @@ -1074,7 +1074,7 @@ dpif_netlink_port_add_compat(struct dpif_netlink *dpif, struct netdev *netdev, ext_ofs = nl_msg_start_nested(&options, OVS_TUNNEL_ATTR_EXTENSION); for (i = 0; i < 32; i++) { - if (tnl_cfg->exts & (1 << i)) { + if (tnl_cfg->exts & (UINT32_C(1) << i)) { nl_msg_put_flag(&options, i); } } -- 2.34.3 _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev