diff --git a/gdb/testsuite/gdb.arch/aarch64-brk-patterns.exp b/gdb/testsuite/gdb.arch/aarch64-brk-patterns.exp
--- a/gdb/testsuite/gdb.arch/aarch64-brk-patterns.exp
+++ b/gdb/testsuite/gdb.arch/aarch64-brk-patterns.exp
@@ -43,7 +43,7 @@ set count 0
 while {$keep_going} {
     # Continue to next program breakpoint instruction.
     gdb_test_multiple "continue" "brk instruction $count causes SIGTRAP" {
-	-re "Program received signal SIGTRAP, Trace/breakpoint trap.*$gdb_prompt $" {
+	-re "[signal_recv_msg SIGTRAP], Trace/breakpoint trap.*$gdb_prompt $" {
 	    pass $gdb_test_name
 
 	    # Insert a breakpoint at the program breakpoint instruction so
diff --git a/gdb/testsuite/gdb.arch/aarch64-mte-core.exp b/gdb/testsuite/gdb.arch/aarch64-mte-core.exp
--- a/gdb/testsuite/gdb.arch/aarch64-mte-core.exp
+++ b/gdb/testsuite/gdb.arch/aarch64-mte-core.exp
@@ -115,7 +115,7 @@ proc test_mode { mode } {
     if {$mode == "sync"} {
 	gdb_test "continue" \
 	    [multi_line \
-		"Program received signal SIGSEGV, Segmentation fault" \
+		"[signal_recv_msg SIGSEGV], Segmentation fault" \
 		"Memory tag violation while accessing address ${::hex}" \
 		"Allocation tag 0x1" \
 		"Logical tag 0x0\." \
@@ -125,7 +125,7 @@ proc test_mode { mode } {
     } else {
 	gdb_test "continue" \
 	    [multi_line \
-		"Program received signal SIGSEGV, Segmentation fault" \
+		"[signal_recv_msg SIGSEGV], Segmentation fault" \
 		"Memory tag violation" \
 		"Fault address unavailable\." \
 		"${::hex} in .* from .*"] \
diff --git a/gdb/testsuite/gdb.arch/aarch64-mte.exp b/gdb/testsuite/gdb.arch/aarch64-mte.exp
--- a/gdb/testsuite/gdb.arch/aarch64-mte.exp
+++ b/gdb/testsuite/gdb.arch/aarch64-mte.exp
@@ -327,7 +327,7 @@ foreach reg {"tag_ctl" } {
 # information.
 gdb_test "continue" \
     [multi_line \
-	"Program received signal SIGSEGV, Segmentation fault" \
+	"[signal_recv_msg SIGSEGV], Segmentation fault" \
 	"Memory tag violation while accessing address $hex" \
 	"Allocation tag $hex" \
 	"Logical tag $hex\." \
@@ -360,7 +360,7 @@ with_test_prefix "async" {
     # information for async mode
     gdb_test "continue" \
 	[multi_line \
-	    "Program received signal SIGSEGV, Segmentation fault" \
+	    "[signal_recv_msg SIGSEGV], Segmentation fault" \
 	    "Memory tag violation" \
 	    "Fault address unavailable\." \
 	    "$hex in .* \\(.*\\) .*"] \
diff --git a/gdb/testsuite/gdb.arch/aarch64-sighandler-regs.exp b/gdb/testsuite/gdb.arch/aarch64-sighandler-regs.exp
--- a/gdb/testsuite/gdb.arch/aarch64-sighandler-regs.exp
+++ b/gdb/testsuite/gdb.arch/aarch64-sighandler-regs.exp
@@ -87,7 +87,7 @@ proc check_regs {regtype regnums value p
 # Run until end of signal handler
 
 gdb_test "continue" \
-    "Continuing.*Program received signal SIGILL.*" \
+    "Continuing.*[signal_recv_msg SIGILL].*" \
     "continue until signal"
 
 gdb_breakpoint [gdb_get_line_number "exit(0)"]
diff --git a/gdb/testsuite/gdb.arch/amd64-i386-address.exp b/gdb/testsuite/gdb.arch/amd64-i386-address.exp
--- a/gdb/testsuite/gdb.arch/amd64-i386-address.exp
+++ b/gdb/testsuite/gdb.arch/amd64-i386-address.exp
@@ -32,7 +32,7 @@ gdb_run_cmd
 
 set test "trap stop"
 gdb_test_multiple "" $test {
-    -re "Program received signal SIGTRAP,.*_start .*$gdb_prompt $" {
+    -re "[signal_recv_msg SIGTRAP],.*_start .*$gdb_prompt $" {
 	pass $test
     }
 }
diff --git a/gdb/testsuite/gdb.arch/i386-gnu-cfi.exp b/gdb/testsuite/gdb.arch/i386-gnu-cfi.exp
--- a/gdb/testsuite/gdb.arch/i386-gnu-cfi.exp
+++ b/gdb/testsuite/gdb.arch/i386-gnu-cfi.exp
@@ -53,7 +53,7 @@ gdb_load ${binfile}
 gdb_run_cmd
 
 gdb_test_multiple {} "continue to abort()" {
-    -re ".*Program received signal SIGABRT,.*$gdb_prompt $" {
+    -re ".*[signal_recv_msg SIGABRT],.*$gdb_prompt $" {
 	pass "continue to abort()"
     }
 }
diff --git a/gdb/testsuite/gdb.arch/i386-mpx-call.exp b/gdb/testsuite/gdb.arch/i386-mpx-call.exp
--- a/gdb/testsuite/gdb.arch/i386-mpx-call.exp
+++ b/gdb/testsuite/gdb.arch/i386-mpx-call.exp
@@ -62,7 +62,7 @@ set bndcfg_reg " = \\\{raw = $hex, confi
                preserved = $hex, enabled = $hex\\\}\\\}"
 set bndstatus_reg  " = \\\{raw = $hex, status = \\\{bde = $hex,\
                     error = $hex\\\}\\\}"
-set u_fault [multi_line "Program received signal SIGSEGV, Segmentation fault" \
+set u_fault [multi_line "[signal_recv_msg SIGSEGV], Segmentation fault" \
                         "Upper bound violation while accessing address $hex" \
                         "Bounds: \\\[lower = $hex, upper = $hex\\\]"]
 
diff --git a/gdb/testsuite/gdb.arch/i386-mpx-sigsegv.exp b/gdb/testsuite/gdb.arch/i386-mpx-sigsegv.exp
--- a/gdb/testsuite/gdb.arch/i386-mpx-sigsegv.exp
+++ b/gdb/testsuite/gdb.arch/i386-mpx-sigsegv.exp
@@ -43,11 +43,11 @@ if ![runto_main] {
     return -1
 }
 
-set u_fault [multi_line "Program received signal SIGSEGV, Segmentation fault" \
+set u_fault [multi_line "[signal_recv_msg SIGSEGV], Segmentation fault" \
                         "Upper bound violation while accessing address $hex" \
                         "Bounds: \\\[lower = $hex, upper = $hex\\\]"]
 
-set l_fault [multi_line "Program received signal SIGSEGV, Segmentation fault" \
+set l_fault [multi_line "[signal_recv_msg SIGSEGV], Segmentation fault" \
                         "Lower bound violation while accessing address $hex" \
                         "Bounds: \\\[lower = $hex, upper = $hex\\\]"]
 
diff --git a/gdb/testsuite/gdb.arch/i386-mpx-simple_segv.exp b/gdb/testsuite/gdb.arch/i386-mpx-simple_segv.exp
--- a/gdb/testsuite/gdb.arch/i386-mpx-simple_segv.exp
+++ b/gdb/testsuite/gdb.arch/i386-mpx-simple_segv.exp
@@ -49,11 +49,11 @@ if ![runto_main] {
     return -1
 }
 
-set violation [multi_line "Program received signal SIGSEGV, Segmentation fault" \
+set violation [multi_line "[signal_recv_msg SIGSEGV], Segmentation fault" \
                           "Upper bound violation while accessing address $hex" \
                           "Bounds: \\\[lower = $hex, upper = $hex\\\]"]
 
-set segv_with_exit "Program received signal SIGSEGV,\
+set segv_with_exit "[signal_recv_msg SIGSEGV],\
         Segmentation fault.*$inferior_exited_re.*"
 
 
diff --git a/gdb/testsuite/gdb.arch/i386-prologue.exp b/gdb/testsuite/gdb.arch/i386-prologue.exp
--- a/gdb/testsuite/gdb.arch/i386-prologue.exp
+++ b/gdb/testsuite/gdb.arch/i386-prologue.exp
@@ -71,7 +71,7 @@ if ![runto_main] then {
 
 # Testcase for standard prologue.
 
-gdb_test "continue" "Program received signal SIGTRAP.*" "continue to standard"
+gdb_test "continue" "[signal_recv_msg SIGTRAP].*" "continue to standard"
 
 skip_breakpoint standard
 
@@ -98,7 +98,7 @@ gdb_test "backtrace 10" \
 	"first backtrace in stack_align_ecx"
 
 gdb_test "continue" \
-	"Program received signal SIGTRAP.*" \
+	"[signal_recv_msg SIGTRAP].*" \
 	"continue in stack_align_ecx"
 
 skip_breakpoint stack_align_ecx
@@ -126,7 +126,7 @@ gdb_test "backtrace 10" \
 	"first backtrace in stack_align_edx"
 
 gdb_test "continue" \
-	"Program received signal SIGTRAP.*" \
+	"[signal_recv_msg SIGTRAP].*" \
 	"continue in stack_align_edx"
 
 skip_breakpoint stack_align_edx
@@ -154,7 +154,7 @@ gdb_test "backtrace 10" \
 	"first backtrace in stack_align_eax"
 
 gdb_test "continue" \
-	"Program received signal SIGTRAP.*" \
+	"[signal_recv_msg SIGTRAP].*" \
 	"continue in stack_align_eax"
 
 skip_breakpoint stack_align_eax
@@ -170,7 +170,7 @@ gdb_test "info frame" \
 
 # Testcase from symtab/1253.
 
-gdb_test "continue" "Program received signal SIGTRAP.*" "continue to gdb1253"
+gdb_test "continue" "[signal_recv_msg SIGTRAP].*" "continue to gdb1253"
 
 skip_breakpoint gdb1253
 
@@ -185,7 +185,7 @@ gdb_test "info frame" \
 
 # Testcase from backtrace/1718.
 
-gdb_test "continue" "Program received signal SIGTRAP.*" "continue to gdb1718"
+gdb_test "continue" "[signal_recv_msg SIGTRAP].*" "continue to gdb1718"
 
 skip_breakpoint gdb1718
 
@@ -201,7 +201,7 @@ gdb_test "info frame" \
 
 # Testcase from backtrace/1338.
 
-gdb_test "continue" "Program received signal SIGTRAP.*" "continue to gdb1338"
+gdb_test "continue" "[signal_recv_msg SIGTRAP].*" "continue to gdb1338"
 
 skip_breakpoint gdb1338
 
diff --git a/gdb/testsuite/gdb.arch/i386-size-overlap.exp b/gdb/testsuite/gdb.arch/i386-size-overlap.exp
--- a/gdb/testsuite/gdb.arch/i386-size-overlap.exp
+++ b/gdb/testsuite/gdb.arch/i386-size-overlap.exp
@@ -41,7 +41,7 @@ gdb_load ${binfile}
 # We use gdb_run_cmd so this stands a chance to work for remote
 # targets too.
 gdb_run_cmd
-gdb_test "" "Program received signal SIGTRAP.*" "run past main"
+gdb_test "" "[signal_recv_msg SIGTRAP.*" "run past main"
 
 set message "backtrace shows the outer function"
 gdb_test_multiple "backtrace 10" $message {
diff --git a/gdb/testsuite/gdb.arch/i386-size.exp b/gdb/testsuite/gdb.arch/i386-size.exp
--- a/gdb/testsuite/gdb.arch/i386-size.exp
+++ b/gdb/testsuite/gdb.arch/i386-size.exp
@@ -46,7 +46,7 @@ gdb_load ${binfile}
 # We use gdb_run_cmd so this stands a chance to work for remote
 # targets too.
 gdb_run_cmd
-gdb_test "" "Program received signal SIGTRAP.*" "run past main"
+gdb_test "" "[signal_recv_msg SIGTRAP].*" "run past main"
 
 set message "backtrace shows no function"
 gdb_test_multiple "backtrace 10" $message {
diff --git a/gdb/testsuite/gdb.arch/i386-sse-stack-align.exp b/gdb/testsuite/gdb.arch/i386-sse-stack-align.exp
--- a/gdb/testsuite/gdb.arch/i386-sse-stack-align.exp
+++ b/gdb/testsuite/gdb.arch/i386-sse-stack-align.exp
@@ -48,7 +48,7 @@ foreach i {0 1 2 3 4} {
 	-re " = 2\r\n$gdb_prompt $" {
 	    pass $test
 	}
-	-re "Program received signal SIGSEGV, Segmentation fault\\..*\r\n$gdb_prompt $" {
+	-re "[signal_recv_msg SIGSEGV], Segmentation fault\\..*\r\n$gdb_prompt $" {
 	    fail $test
 	}
     }
diff --git a/gdb/testsuite/gdb.arch/i386-unwind.exp b/gdb/testsuite/gdb.arch/i386-unwind.exp
--- a/gdb/testsuite/gdb.arch/i386-unwind.exp
+++ b/gdb/testsuite/gdb.arch/i386-unwind.exp
@@ -46,7 +46,7 @@ gdb_load ${binfile}
 # We use gdb_run_cmd so this stands a chance to work for remote
 # targets too.
 gdb_run_cmd
-gdb_test "" "Program received signal SIGTRAP.*" "run past gdb1435"
+gdb_test "" "[signal_recv_msg SIGTRAP].*" "run past gdb1435"
 
 gdb_test "backtrace 10" \
 	"#1\[ \t]*$hex in gdb1435.*\r\n#2\[ \t\]*$hex in main.*" \
diff --git a/gdb/testsuite/gdb.arch/powerpc-addpcis.exp b/gdb/testsuite/gdb.arch/powerpc-addpcis.exp
--- a/gdb/testsuite/gdb.arch/powerpc-addpcis.exp
+++ b/gdb/testsuite/gdb.arch/powerpc-addpcis.exp
@@ -52,7 +52,7 @@ gdb_breakpoint $bp3
 
 set insn_supported 1
 gdb_test_multiple "stepi" "set r3" {
-    -re "Program received signal SIGILL, Illegal instruction\\..*" {
+    -re "[signal_recv_msg SIGILL], Illegal instruction\\..*" {
 	set insn_supported 0
     }
     -re -wrap "" {
diff --git a/gdb/testsuite/gdb.arch/powerpc-lnia.exp b/gdb/testsuite/gdb.arch/powerpc-lnia.exp
--- a/gdb/testsuite/gdb.arch/powerpc-lnia.exp
+++ b/gdb/testsuite/gdb.arch/powerpc-lnia.exp
@@ -56,7 +56,7 @@ gdb_breakpoint $bp3
 # register values as we proceed.
 set insn_supported 1
 gdb_test_multiple "stepi" "set r3" {
-    -re "Program received signal SIGILL, Illegal instruction\\..*" {
+    -re "[signal_recv_msg SIGILL], Illegal instruction\\..*" {
 	set insn_supported 0
     }
     -re -wrap "" {
diff --git a/gdb/testsuite/gdb.arch/powerpc-stackless.exp b/gdb/testsuite/gdb.arch/powerpc-stackless.exp
--- a/gdb/testsuite/gdb.arch/powerpc-stackless.exp
+++ b/gdb/testsuite/gdb.arch/powerpc-stackless.exp
@@ -31,7 +31,7 @@ gdb_run_cmd
 
 set test "run until SIGSEGV"
 gdb_test_multiple "" $test {
-    -re "Program received signal SIGSEGV.*$gdb_prompt $" {
+    -re "[signal_recv_msg SIGSEGV].*$gdb_prompt $" {
   pass $test
     }
 }
diff --git a/gdb/testsuite/gdb.arch/powerpc-trap.exp b/gdb/testsuite/gdb.arch/powerpc-trap.exp
--- a/gdb/testsuite/gdb.arch/powerpc-trap.exp
+++ b/gdb/testsuite/gdb.arch/powerpc-trap.exp
@@ -50,7 +50,7 @@ while {$keep_going} {
 
     # Continue to next program breakpoint instruction.
     gdb_test_multiple "continue" "trap instruction $count causes SIGTRAP" {
-	-re "Program received signal SIGTRAP, Trace/breakpoint trap.*$gdb_prompt $" {
+	-re "[signal_recv_msg SIGTRAP], Trace/breakpoint trap.*$gdb_prompt $" {
 	    pass $gdb_test_name
 
 	    # Advance PC to next instruction
diff --git a/gdb/testsuite/gdb.arch/s390-stackless.exp b/gdb/testsuite/gdb.arch/s390-stackless.exp
--- a/gdb/testsuite/gdb.arch/s390-stackless.exp
+++ b/gdb/testsuite/gdb.arch/s390-stackless.exp
@@ -29,7 +29,7 @@ gdb_run_cmd
 
 set test "run until SIGSEGV"
 gdb_test_multiple "" $test {
-    -re "Program received signal SIGSEGV.*$gdb_prompt $" {
+    -re "[signal_recv_msg SIGSEGV].*$gdb_prompt $" {
 	pass $test
     }
 }
diff --git a/gdb/testsuite/gdb.arch/s390-tdbregs.exp b/gdb/testsuite/gdb.arch/s390-tdbregs.exp
--- a/gdb/testsuite/gdb.arch/s390-tdbregs.exp
+++ b/gdb/testsuite/gdb.arch/s390-tdbregs.exp
@@ -40,7 +40,7 @@ if ![runto_main] then {
 }
 
 gdb_test_multiple "next" "check for TE support" {
-    -re "Program received signal SIGILL,.*\r\n$gdb_prompt $" {
+    -re "[signal_recv_msg SIGILL],.*\r\n$gdb_prompt $" {
 	unsupported "no TE support."
 	return
     }
@@ -58,7 +58,7 @@ set crashline [gdb_get_line_number "FAUL
 gdb_test "print \$tdb0" "\\\$\[0-9\]+ = <unavailable>" "tdb0 unavailable"
 gdb_test "print \$tr0" "\\\$\[0-9\]+ = <unavailable>" "tr0 unavailable"
 gdb_test "next" \
-    "Program received signal SIGSEGV, .*" \
+    "[signal_recv_msg SIGSEGV], .*" \
     "crash in transaction"
 gdb_test "print/x \$tdb0" "\\\$\[0-9\]+ = 0x1.*" "tdb0 available"
 gdb_test "set print symbol-filename" "" "set print symbol-filename"
diff --git a/gdb/testsuite/gdb.arch/s390-vregs.exp b/gdb/testsuite/gdb.arch/s390-vregs.exp
--- a/gdb/testsuite/gdb.arch/s390-vregs.exp
+++ b/gdb/testsuite/gdb.arch/s390-vregs.exp
@@ -51,7 +51,7 @@ gdb_test_multiple "x/i \$pc" "get PC at 
 }
 
 gdb_test_multiple "stepi" "check for vector support" {
-    -re "Program received signal SIGILL,.*\r\n$gdb_prompt $" {
+    -re "[signal_recv_msg SIGILL],.*\r\n$gdb_prompt $" {
 	unsupported "no vector support."
 	return
     }
diff --git a/gdb/testsuite/gdb.arch/sparc64-adi.exp b/gdb/testsuite/gdb.arch/sparc64-adi.exp
--- a/gdb/testsuite/gdb.arch/sparc64-adi.exp
+++ b/gdb/testsuite/gdb.arch/sparc64-adi.exp
@@ -47,6 +47,6 @@ gdb_test "adi x/100 shmaddr" "${hex}00:\
          "examine new ADI"
 gdb_test_no_output "adi a/100 shmaddr=0x0" "reset ADI"
 gdb_test "continue" \
-         [multi_line "Program received signal SIGSEGV, Segmentation fault.*" \
+	[multi_line "[signal_recv_msg SIGSEGV], Segmentation fault.*" \
                      "ADI precise mismatch while accessing address $hex.*" ] \
 	"continue to sigsegv"
diff --git a/gdb/testsuite/gdb.base/auxv.exp b/gdb/testsuite/gdb.base/auxv.exp
--- a/gdb/testsuite/gdb.base/auxv.exp
+++ b/gdb/testsuite/gdb.base/auxv.exp
@@ -125,7 +125,7 @@ set live_data [fetch_auxv "info auxv on 
 set gcore_works [gdb_gcore_cmd "$gcorefile" "gcore"]
 
 # Let the program continue and die.
-gdb_test continue ".*Program received signal.*" "continue until signal"
+gdb_test continue ".*[signal_recv_msg .*]" "continue until signal"
 gdb_test continue ".*Program terminated with signal.*" "continue and terminate"
 
 # Now collect the core dump it left.
diff --git a/gdb/testsuite/gdb.base/bp-cmds-continue-ctrl-c.exp b/gdb/testsuite/gdb.base/bp-cmds-continue-ctrl-c.exp
--- a/gdb/testsuite/gdb.base/bp-cmds-continue-ctrl-c.exp
+++ b/gdb/testsuite/gdb.base/bp-cmds-continue-ctrl-c.exp
@@ -84,7 +84,7 @@ proc do_test {} {
 		fail "$test (SIGALRM)"
 		return
 	    }
-	    -re "Program received signal SIGINT.*\r\n$gdb_prompt $" {
+	    -re "[signal_recv_msg SIGINT].*\r\n$gdb_prompt $" {
 		send_log "$internal_pass (SIGINT)\n"
 	    }
 	    -re "Quit\r\n$gdb_prompt $" {
diff --git a/gdb/testsuite/gdb.base/bp-permanent.exp b/gdb/testsuite/gdb.base/bp-permanent.exp
--- a/gdb/testsuite/gdb.base/bp-permanent.exp
+++ b/gdb/testsuite/gdb.base/bp-permanent.exp
@@ -134,7 +134,7 @@ proc test {always_inserted sw_watchpoint
 	        unsupported "failed to stop at permanent breakpoint"
 		return
 	    }
-	    -re "Program received signal SIGTRAP.*$gdb_prompt $" {
+	    -re "[signal_recv_msg SIGTRAP].*$gdb_prompt $" {
 	    	pass $test
 	    }
 	}
@@ -174,7 +174,7 @@ proc test {always_inserted sw_watchpoint
 	# disabled, it should act as if we hadn't created it in the first
 	# place.  IOW, we should get a random signal, and, the breakpoint's
 	# command should not run.
-	gdb_test "continue" "Program received signal SIGTRAP.*" \
+	gdb_test "continue" "[signal_recv_msg SIGTRAP].*" \
 	    "disabled permanent breakpoint doesn't explain stop"
 
 	gdb_test "info breakpoints" \
@@ -257,7 +257,7 @@ proc test {always_inserted sw_watchpoint
 
 		set test "single-step to handler"
 		gdb_test_multiple "stepi" $test {
-		    -re "Program received signal SIGTRAP.*$gdb_prompt $" {
+		    -re "[signal_recv_msg SIGTRAP].*$gdb_prompt $" {
 			fail $test
 		    }
 		    -re "signal handler called.*$gdb_prompt $" {
diff --git a/gdb/testsuite/gdb.base/call-signal-resume.exp b/gdb/testsuite/gdb.base/call-signal-resume.exp
--- a/gdb/testsuite/gdb.base/call-signal-resume.exp
+++ b/gdb/testsuite/gdb.base/call-signal-resume.exp
@@ -104,7 +104,7 @@ gdb_test "continue" "Breakpoint \[0-9\]*
 
 # Continue again, we should get a signal.
 
-gdb_test "continue" "Program received signal .*" \
+gdb_test "continue" "[signal_recv_msg .*]" \
     "continue to receipt of signal"
 
 # Hand call another function that prematurely stops,
diff --git a/gdb/testsuite/gdb.base/ending-run.exp b/gdb/testsuite/gdb.base/ending-run.exp
--- a/gdb/testsuite/gdb.base/ending-run.exp
+++ b/gdb/testsuite/gdb.base/ending-run.exp
@@ -195,7 +195,7 @@ gdb_test_multiple "next" "step out of ma
     -re "_*start\[0-9\]* \\(\[^)\]*\\).*$gdb_prompt $" {
         pass "step out of main"
     }
-    -re ".*Program received signal SIGTRAP.*$gdb_prompt $" {
+    -re ".*[signal_recv_msg SIGTRAP].*$gdb_prompt $" {
         pass "step out of main"
     }
     -re ".*in.*__uClibc_main.*$gdb_prompt $" {
diff --git a/gdb/testsuite/gdb.base/exitsignal.exp b/gdb/testsuite/gdb.base/exitsignal.exp
--- a/gdb/testsuite/gdb.base/exitsignal.exp
+++ b/gdb/testsuite/gdb.base/exitsignal.exp
@@ -53,7 +53,7 @@ gdb_test "print \$_exitcode" " = void" \
     "\$_exitcode is void before running"
 
 # Trigger SIGSEGV.
-gdb_test "continue" "Program received signal SIGSEGV.*" "trigger SIGSEGV"
+gdb_test "continue" "[signal_recv_msg SIGSEGV].*" "trigger SIGSEGV"
 
 # Continue until the end.
 gdb_test "continue" "Program terminated with signal SIGSEGV.*" \
diff --git a/gdb/testsuite/gdb.base/interrupt-a.exp b/gdb/testsuite/gdb.base/interrupt-a.exp
--- a/gdb/testsuite/gdb.base/interrupt-a.exp
+++ b/gdb/testsuite/gdb.base/interrupt-a.exp
@@ -41,7 +41,7 @@ gdb_test_multiple "interrupt -a" "" {
 }
 
 gdb_test_multiple "" "inferior stopped" {
-    -re "Program received signal" {
+    -re "[signal_recv_msg .*]" {
 	pass $gdb_test_name
     }
 }
diff --git a/gdb/testsuite/gdb.base/interrupt-noterm.exp b/gdb/testsuite/gdb.base/interrupt-noterm.exp
--- a/gdb/testsuite/gdb.base/interrupt-noterm.exp
+++ b/gdb/testsuite/gdb.base/interrupt-noterm.exp
@@ -66,7 +66,7 @@ gdb_test_multiple $test $test {
 
 set test "inferior received SIGINT"
 gdb_test_multiple "" $test {
-    -re "\r\nProgram received signal SIGINT.*" {
+    -re "\r\n[signal_recv_msg SIGINT].*" {
 	# This appears after the prompt, which was already consumed
 	# above.
 	pass $test
diff --git a/gdb/testsuite/gdb.base/interrupt.exp b/gdb/testsuite/gdb.base/interrupt.exp
--- a/gdb/testsuite/gdb.base/interrupt.exp
+++ b/gdb/testsuite/gdb.base/interrupt.exp
@@ -82,7 +82,7 @@ if ![file exists $binfile] then {
 	send_gdb "\003"
 	set msg "send_gdb control C"
 	gdb_test_multiple "" $msg {
-	    -re "Program received signal SIGINT.*$gdb_prompt $" {
+	    -re "[signal_recv_msg SIGINT].*$gdb_prompt $" {
 		pass $msg
 	    }
 	}
@@ -93,7 +93,7 @@ if ![file exists $binfile] then {
 	    -re " = 4.*$gdb_prompt $" {
 		pass $msg
 	    }
-	    -re ".*Program received signal SIG(SEGV|ILL).*$gdb_prompt $" {
+	    -re ".*[signal_recv_msg SIG(SEGV|ILL)].*$gdb_prompt $" {
 		setup_xfail "i*86-pc-linux*-gnu*"
 		fail "child died when we called func1, skipped rest of tests"
 		return
@@ -166,7 +166,7 @@ if ![file exists $binfile] then {
 	    set msg "Send Control-C, second time"
 	    send_gdb "\003"
 	    gdb_test_multiple "" "$msg" {
-		-re "Program received signal SIGINT.*$gdb_prompt $" {
+		-re "[signal_recv_msg SIGINT].*$gdb_prompt $" {
 		    pass "$msg"
 		}
 	    }
diff --git a/gdb/testsuite/gdb.base/jit-reader.exp b/gdb/testsuite/gdb.base/jit-reader.exp
--- a/gdb/testsuite/gdb.base/jit-reader.exp
+++ b/gdb/testsuite/gdb.base/jit-reader.exp
@@ -119,7 +119,7 @@ proc jit_reader_test {} {
 
     gdb_test_no_output "jit-reader-load ${jit_reader_bin}" "jit-reader-load"
     gdb_run_cmd
-    gdb_test "" "Program received signal SIGTRAP, .*" "expect SIGTRAP"
+    gdb_test "" "[signal_recv_msg SIGTRAP], .*" "expect SIGTRAP"
 
     # Test the JIT reader unwinder.
     with_test_prefix "with jit-reader" {
diff --git a/gdb/testsuite/gdb.base/kill-after-signal.exp b/gdb/testsuite/gdb.base/kill-after-signal.exp
--- a/gdb/testsuite/gdb.base/kill-after-signal.exp
+++ b/gdb/testsuite/gdb.base/kill-after-signal.exp
@@ -35,7 +35,7 @@ if ![runto_main] {
     return -1
 }
 
-gdb_test "continue" "Program received signal SIGUSR1, .*"
+gdb_test "continue" "[signal_recv_msg SIGUSR1], .*"
 
 set test "handler"
 gdb_test_multiple "stepi" $test {
diff --git a/gdb/testsuite/gdb.base/random-signal.exp b/gdb/testsuite/gdb.base/random-signal.exp
--- a/gdb/testsuite/gdb.base/random-signal.exp
+++ b/gdb/testsuite/gdb.base/random-signal.exp
@@ -47,7 +47,7 @@ proc do_test {} {
     # For this to work we must be sure to consume the "Continuing."
     # message first, or GDB's signal handler may not be in place.
     after 500 {send_gdb "\003"}
-    gdb_test "" "Program received signal SIGINT.*" "stop with control-c"
+    gdb_test "" "[signal_recv_msg SIGINT].*" "stop with control-c"
 }
 
 # With native debugging and "run" (with job control), the ctrl-c
diff --git a/gdb/testsuite/gdb.base/range-stepping.exp b/gdb/testsuite/gdb.base/range-stepping.exp
--- a/gdb/testsuite/gdb.base/range-stepping.exp
+++ b/gdb/testsuite/gdb.base/range-stepping.exp
@@ -192,7 +192,7 @@ if ![target_info exists gdb,nointerrupts
 		incr vcont_r_counter
 		exp_continue
 	    }
-	    -re "Program received signal SIGINT.*$gdb_prompt $" {
+	    -re "[signal_recv_msg SIGINT].*$gdb_prompt $" {
 		pass $test
 	    }
 	}
diff --git a/gdb/testsuite/gdb.base/relativedebug.exp b/gdb/testsuite/gdb.base/relativedebug.exp
--- a/gdb/testsuite/gdb.base/relativedebug.exp
+++ b/gdb/testsuite/gdb.base/relativedebug.exp
@@ -43,7 +43,7 @@ gdb_test_multiple $test $test {
 }
 
 # pause () -> SIGALRM -> handler () -> abort ()
-gdb_test "continue" "Program received signal SIGABRT.*"
+gdb_test "continue" "[signal_recv_msg SIGABRT].*"
 
 # Backtracing through pause broke if glibc has been prelinked,
 # because the separate debug files in /usr/lib/debug had different
diff --git a/gdb/testsuite/gdb.base/sigall.exp b/gdb/testsuite/gdb.base/sigall.exp
--- a/gdb/testsuite/gdb.base/sigall.exp
+++ b/gdb/testsuite/gdb.base/sigall.exp
@@ -50,7 +50,7 @@ proc test_one_sig {nextsig} {
 	}
 
 	gdb_test "continue" \
-	    "Continuing.*Program received signal SIG$esig.*" \
+	    "Continuing.*[signal_recv_msg SIG$esig].*" \
 		"get signal $esig"
     }
 
@@ -180,7 +180,7 @@ gdb_test "handle SIGTERM stop print" \
     "SIGTERM\[ \t\]*Yes\[ \t\]*Yes\[ \t\]*Yes.*"
 gdb_test "b handle_TERM" "Breakpoint \[0-9\]+ .*"
 gdb_test "continue" \
-    "Continuing.*Program received signal SIGTERM.*" \
+    "Continuing.*[signal_recv_msg SIGTERM].*" \
     "get signal TERM"
 gdb_test "continue" "Breakpoint.*handle_TERM.*" "send signal TERM"
 gdb_continue_to_end "continue to sigall exit"
diff --git a/gdb/testsuite/gdb.base/sigbpt.exp b/gdb/testsuite/gdb.base/sigbpt.exp
--- a/gdb/testsuite/gdb.base/sigbpt.exp
+++ b/gdb/testsuite/gdb.base/sigbpt.exp
@@ -75,7 +75,7 @@ gdb_test "advance bowler" "bowler.*" "ad
 set test "stepping to fault"
 set signame "SIGSEGV"
 gdb_test_multiple "stepi" "$test" {
-    -re "Program received signal (SIGBUS|SIGSEGV).*pc(\r\n| *) *=> (0x\[0-9a-f\]*).*$gdb_prompt $" {
+    -re "[signal_recv_msg (SIGBUS|SIGSEGV)].*pc(\r\n| *) *=> (0x\[0-9a-f\]*).*$gdb_prompt $" {
 	set signame $expect_out(1,string)
 	set segv_addr $expect_out(3,string)
 	pass "$test"
@@ -172,7 +172,7 @@ proc stepi_out { name args } {
 	    send_gdb "stepi\n"
 	    exp_continue
 	}
-	-re "Program received signal SIGSEGV.*$gdb_prompt $" {
+	-re "[signal_recv_msg SIGSEGV].*$gdb_prompt $" {
 	    kfail gdb/8807 "$test (executed fault insn)"
 	}
 	-re "Breakpoint.*pc(\r\n| *)[at_segv] .*bowler.*$gdb_prompt $" {
@@ -239,7 +239,7 @@ proc cont_out { name args } {
 
     # Now single step the faulted instrction at that breakpoint.
     gdb_test "stepi" \
-	"Program received signal ${signame}.*pc(\r\n| *)=> [at_segv] .*" \
+	"[signal_recv_msg ${signame}].*pc(\r\n| *)=> [at_segv] .*" \
 	"${name}; stepi fault"    
 
     # Clear any breakpoints
diff --git a/gdb/testsuite/gdb.base/siginfo-addr.exp b/gdb/testsuite/gdb.base/siginfo-addr.exp
--- a/gdb/testsuite/gdb.base/siginfo-addr.exp
+++ b/gdb/testsuite/gdb.base/siginfo-addr.exp
@@ -39,7 +39,7 @@ if ![runto_main] then {
 }
 
 # Run to the signal.
-gdb_test "continue" ".*Program received signal SIGSEGV.*" "continue to signal"
+gdb_test "continue" ".*[signal_recv_msg SIGSEGV].*" "continue to signal"
 
 gdb_breakpoint "pass"
 
diff --git a/gdb/testsuite/gdb.base/siginfo-infcall.exp b/gdb/testsuite/gdb.base/siginfo-infcall.exp
--- a/gdb/testsuite/gdb.base/siginfo-infcall.exp
+++ b/gdb/testsuite/gdb.base/siginfo-infcall.exp
@@ -31,7 +31,7 @@ if ![runto_main] {
 gdb_breakpoint "pass"
 gdb_breakpoint "fail"
 
-gdb_test "continue" "Program received signal SIGUSR1, .*" "continue to SIGUSR1"
+gdb_test "continue" "[signal_recv_msg SIGUSR1], .*" "continue to SIGUSR1"
 
 gdb_test "p callme ()" " = 42"
 
diff --git a/gdb/testsuite/gdb.base/siginfo-obj.exp b/gdb/testsuite/gdb.base/siginfo-obj.exp
--- a/gdb/testsuite/gdb.base/siginfo-obj.exp
+++ b/gdb/testsuite/gdb.base/siginfo-obj.exp
@@ -44,7 +44,7 @@ if ![runto_main] then {
 }
 
 # Run to the signal.
-gdb_test "continue" ".*Program received signal SIGSEGV.*" \
+gdb_test "continue" ".*[signal_recv_msg SIGSEGV].*" \
 	 "continue to signal, 1st"
 
 # Try to generate a core file, for a later test.
@@ -104,7 +104,7 @@ if ![runto_main] then {
 }
 
 # Run to the signal.
-gdb_test "continue" ".*Program received signal SIGSEGV.*" \
+gdb_test "continue" ".*[signal_recv_msg SIGSEGV].*" \
 	 "continue to signal, 2nd"
 
 set test "set si_addr"
diff --git a/gdb/testsuite/gdb.base/signest.exp b/gdb/testsuite/gdb.base/signest.exp
--- a/gdb/testsuite/gdb.base/signest.exp
+++ b/gdb/testsuite/gdb.base/signest.exp
@@ -43,7 +43,7 @@ if { [is_address_zero_readable] } {
 
 # Run until we hit the SIGSEGV (or SIGBUS on some platforms).
 gdb_test "continue" \
-	 ".*Program received signal (SIGBUS|SIGSEGV).*bowler.*" \
+	 ".*[signal_recv_msg (SIGBUS|SIGSEGV)].*bowler.*" \
          "continue to fault"
 
 # Insert conditional breakpoint at faulting instruction
@@ -55,6 +55,6 @@ gdb_test "handle SIGBUS nostop print pas
 
 # Step off the faulting instruction into the handler, triggering nested faults
 gdb_test "continue" \
-         ".*Program received signal (SIGBUS|SIGSEGV).*Program received signal (SIGBUS|SIGSEGV).*exited normally.*" \
+         ".*[signal_recv_msg (SIGBUS|SIGSEGV)].*[signal_recv_msg (SIGBUS|SIGSEGV)].*exited normally.*" \
 	 "run through nested faults"
 
diff --git a/gdb/testsuite/gdb.base/signull.exp b/gdb/testsuite/gdb.base/signull.exp
--- a/gdb/testsuite/gdb.base/signull.exp
+++ b/gdb/testsuite/gdb.base/signull.exp
@@ -71,14 +71,14 @@ set test "probe function pointer"
 set function_pointer code_entry_point
 set signame "SIGSEGV"
 gdb_test_multiple "continue" "$test" {
-    -re "Program received signal SIGSEGV.*bowler .*$gdb_prompt $" {
+    -re "[signal_recv_msg SIGSEGV].*bowler .*$gdb_prompt $" {
 	set function_pointer code_descriptor
 	pass "$test (function descriptor)"
     }
-    -re "Program received signal SIGSEGV.*0.*$gdb_prompt $" {
+    -re "[signal_recv_msg SIGSEGV].*0.*$gdb_prompt $" {
 	pass "$test (function entry-point)"
     }
-    -re "Program received signal SIGBUS.*0.*$gdb_prompt $" {
+    -re "[signal_recv_msg SIGBUS].*0.*$gdb_prompt $" {
 	set signame SIGBUS
 	pass "$test (function entry-point)"
     }
@@ -102,7 +102,7 @@ proc test_segv { name tag bt_from_segv b
     gdb_test continue "Breakpoint.* bowler.*" "${name}; start with the bowler"
     # NB: Don't use $tag in the testname - changes across systems.
     gdb_test_no_output "set test = $tag" "${name}; select the pointer type"
-    gdb_test continue "Program received signal ${signame}.*" \
+    gdb_test continue "[signal_recv_msg ${signame}].*" \
 	"${name}; take the ${signame}"
     gdb_test backtrace $bt_from_segv "${name}; backtrace from ${signame}"
     gdb_test continue "Breakpoint.* keeper.*" "${name}; continue to the keeper"
diff --git a/gdb/testsuite/gdb.base/sigstep.exp b/gdb/testsuite/gdb.base/sigstep.exp
--- a/gdb/testsuite/gdb.base/sigstep.exp
+++ b/gdb/testsuite/gdb.base/sigstep.exp
@@ -92,7 +92,7 @@ proc advance { enter_cmd in_handler_pref
 	} else {
 	    gdb_test "handle SIGALRM print pass stop"
 	    gdb_test "handle SIGVTALRM print pass stop"
-	    gdb_test "continue" "Program received signal.*" "continue to signal"
+	    gdb_test "continue" "[signal_recv_msg .*]" "continue to signal"
 	}
 
 	gdb_test_multiple "$enter_cmd" "$enter_cmd to handler" {
@@ -160,7 +160,7 @@ set in_handler_map {
 
 	set test "advance in handler"
 	gdb_test_multiple "advance $other_handler_location" $test {
-	    -re "Program received signal SIGTRAP.*$gdb_prompt $" {
+	    -re "[signal_recv_msg SIGTRAP].*$gdb_prompt $" {
 		# On some versions of Linux (observed on
 		# 3.16.4-200.fc20.x86_64), using PTRACE_SINGLESTEP+sig
 		# to step into a signal handler, and then issuing
diff --git a/gdb/testsuite/gdb.btrace/segv.exp b/gdb/testsuite/gdb.btrace/segv.exp
--- a/gdb/testsuite/gdb.btrace/segv.exp
+++ b/gdb/testsuite/gdb.btrace/segv.exp
@@ -33,7 +33,7 @@ if ![runto_main] {
 # trace the test code
 gdb_test_no_output "record btrace"
 gdb_test "continue" [multi_line \
-  "Program received signal SIGSEGV, Segmentation fault\." \
+  "[signal_recv_msg SIGSEGV], Segmentation fault\." \
   "0x0* in \\\?\\\? \\\(\\\)" \
   ] "cont to segv"
 
diff --git a/gdb/testsuite/gdb.reverse/sigall-precsave.exp b/gdb/testsuite/gdb.reverse/sigall-precsave.exp
--- a/gdb/testsuite/gdb.reverse/sigall-precsave.exp
+++ b/gdb/testsuite/gdb.reverse/sigall-precsave.exp
@@ -53,10 +53,10 @@ proc test_one_sig {nextsig} {
 	}
 	set testmsg "get signal $thissig"
 	gdb_test_multiple "continue" $testmsg {
-	    -re "Program received signal SIG$thissig.*handle_$thissig.*$gdb_prompt $" {
+	    -re "[signal_recv_msg SIG$thissig].*handle_$thissig.*$gdb_prompt $" {
 		fail "$testmsg (wrong location)"
 	    }
-	    -re "Program received signal SIG$thissig.*$gdb_prompt $" {
+	    -re "[signal_recv_msg SIG$thissig].*$gdb_prompt $" {
 		pass $testmsg
 	    }
 	    -re "Breakpoint.* handle_$thissig.*$gdb_prompt $" {
@@ -114,7 +114,7 @@ proc test_one_sig_reverse {prevsig} {
 	-re "Breakpoint.*handle_.*$gdb_prompt " {
 	    pass "$testmsg (un-handled)"
 	}
-	-re "Program received signal SIG$prevsig.*$gdb_prompt " {
+	-re "[signal_recv_msg SIG$prevsig].*$gdb_prompt " {
 	    pass "reverse to signal event, $prevsig"
 
 	    set nested_testmsg "reverse signal $prevsig delivered"
@@ -305,7 +305,7 @@ gdb_test "handle SIGTERM stop print" \
     "SIGTERM\[ \t\]*Yes\[ \t\]*Yes\[ \t\]*Yes.*"
 gdb_test "b handle_TERM" "Breakpoint \[0-9\]+ .*"
 gdb_test "continue" \
-    "Continuing.*Program received signal SIGTERM.*" \
+    "Continuing.*[signal_recv_msg SIGTERM].*" \
     "get signal TERM"
 gdb_test "continue" "Breakpoint.*handle_TERM.*" "send signal TERM"
 
diff --git a/gdb/testsuite/gdb.reverse/sigall-reverse.exp b/gdb/testsuite/gdb.reverse/sigall-reverse.exp
--- a/gdb/testsuite/gdb.reverse/sigall-reverse.exp
+++ b/gdb/testsuite/gdb.reverse/sigall-reverse.exp
@@ -53,10 +53,10 @@ proc test_one_sig {nextsig} {
 	}
 	gdb_test_multiple "continue" "get signal $thissig" {
 	    -wrap -re \
-		"Program received signal SIG$thissig.*handle_$thissig.*" {
+		"[signal_recv_msg SIG$thissig].*handle_$thissig.*" {
 		fail "$gdb_test_name (wrong location)"
 	    }
-	    -wrap -re "Program received signal SIG$thissig.*" {
+	    -wrap -re "[signal_recv_msg SIG$thissig].*" {
 		pass $gdb_test_name
 	    }
 	    -wrap -re "Breakpoint.* handle_$thissig.*" {
@@ -120,7 +120,7 @@ proc test_one_sig_reverse {prevsig} {
 	-re "Breakpoint.*handle_.*$gdb_prompt " {
 	    pass "$testmsg (un-handled)"
 	}
-	-re "Program received signal SIG$prevsig.*$gdb_prompt " {
+	-re "[signal_recv_msg SIG$prevsig].*$gdb_prompt " {
 	    pass "reverse to signal event, $prevsig"
 
 	    set nested_testmsg "reverse signal $prevsig delivered"
@@ -260,7 +260,7 @@ gdb_test "handle SIGTERM stop print" \
     "SIGTERM\[ \t\]*Yes\[ \t\]*Yes\[ \t\]*Yes.*"
 gdb_test "b handle_TERM" "Breakpoint \[0-9\]+ .*"
 gdb_test "continue" \
-    "Continuing.*Program received signal SIGTERM.*" \
+    "Continuing.*[signal_recv_msg SIGTERM].*" \
     "get signal TERM"
 gdb_test "continue" "Breakpoint.*handle_TERM.*" "send signal TERM"
 
diff --git a/gdb/testsuite/gdb.server/reconnect-ctrl-c.exp b/gdb/testsuite/gdb.server/reconnect-ctrl-c.exp
--- a/gdb/testsuite/gdb.server/reconnect-ctrl-c.exp
+++ b/gdb/testsuite/gdb.server/reconnect-ctrl-c.exp
@@ -67,7 +67,7 @@ proc connect_continue_ctrl_c {} {
     }
 
     after 1000 {send_gdb "\003"}
-    gdb_test "" "Program received signal SIGINT.*" "stop with control-c"
+    gdb_test "" "[signal_recv_msg SIGINT].*" "stop with control-c"
 }
 
 with_test_prefix "first" {
diff --git a/gdb/testsuite/gdb.server/solib-list.exp b/gdb/testsuite/gdb.server/solib-list.exp
--- a/gdb/testsuite/gdb.server/solib-list.exp
+++ b/gdb/testsuite/gdb.server/solib-list.exp
@@ -117,7 +117,7 @@ foreach nonstop { 0 1 } { with_test_pref
     }
     gdb_assert {$new_symbol_table == 1}
 
-    gdb_test "continue" "Program received signal SIGUSR1, .*"
+    gdb_test "continue" "[signal_recv_msg SIGUSR1], .*"
     gdb_test "sharedlibrary" ".*"
     gdb_test "p libvar" " = 23"
 }}
diff --git a/gdb/testsuite/gdb.trace/trace-condition.exp b/gdb/testsuite/gdb.trace/trace-condition.exp
--- a/gdb/testsuite/gdb.trace/trace-condition.exp
+++ b/gdb/testsuite/gdb.trace/trace-condition.exp
@@ -96,7 +96,7 @@ proc test_tracepoints { trace_command co
 	    -re ".*Breakpoint \[0-9\]+, end .*$gdb_prompt $" {
 		pass "advance through tracing"
 	    }
-	    -re "Program received signal SIGSEGV, Segmentation fault\\..*$gdb_prompt $" {
+	    -re "[signal_recv_msg SIGSEGV], Segmentation fault\\..*$gdb_prompt $" {
 		if { $kfail_proc != 0 } {
 		    $kfail_proc $trace_command
 		}
diff --git a/gdb/testsuite/lib/gdb.exp b/gdb/testsuite/lib/gdb.exp
--- a/gdb/testsuite/lib/gdb.exp
+++ b/gdb/testsuite/lib/gdb.exp
@@ -9341,5 +9341,18 @@ proc decompress_bz2 { bz2 } {
     return $copy
 }
 
+# Return message gdb emits when a signal is received.
+proc signal_recv_msg { signal } {
+    # With the Process Model Unification in Solaris 10, there are no
+    # non-threaded processes anymore.
+    if [istarget "*-*-solaris2.1\[0-9\]*"] {
+	set entity "Thread .*"
+    } else {
+	set entity "Program"
+    }
+
+    return "$entity received signal $signal"
+}
+
 # Always load compatibility stuff.
 load_lib future.exp