See http://sourceware.org/bugzilla/show_bug.cgi?id=14523 --- --- gdb-7.5.org/gdb/common/signals.c 2012-05-24 18:51:37.000000000 +0200 +++ gdb-7.5.org/gdb/common/signals.c 2012-08-29 22:32:07.000000000 +0200 @@ -346,6 +346,11 @@ else if (64 <= hostsig && hostsig <= 127) return (enum gdb_signal) (hostsig - 64 + (int) GDB_SIGNAL_REALTIME_64); + else if (hostsig == 128) + /* Some platforms, such as Linux MIPS, have NSIG == 128, in which case + signal 128 is the highest realtime signal. There is no constant for + that though. */ + return GDB_SIGNAL_UNKNOWN; else error (_("GDB bug: target.c (gdb_signal_from_host): " "unrecognized real-time signal"));