From 17c838402c6d71aef041548ad36ee66db6f24a56 Mon Sep 17 00:00:00 2001
From: Rickard Green <rickard@erlang.org>
Date: Thu, 11 Aug 2016 15:45:05 +0200
Subject: Fix race causing lost wakeup on receive-after timeout

---
 erts/emulator/beam/beam_emu.c     | 5 ++++-
 erts/emulator/beam/erl_hl_timer.c | 5 ++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

(limited to 'erts')

diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c
index 8b409e139b..17df14acfe 100644
--- a/erts/emulator/beam/beam_emu.c
+++ b/erts/emulator/beam/beam_emu.c
@@ -2166,7 +2166,10 @@ void process_main(void)
 	     c_p->i = (BeamInstr *) Arg(0); /* L1 */
 	     SWAPOUT;
 	     c_p->arity = 0;
-	     erts_smp_atomic32_read_band_relb(&c_p->state, ~ERTS_PSFLG_ACTIVE);
+
+	     if (!ERTS_PTMR_IS_TIMED_OUT(c_p))
+		 erts_smp_atomic32_read_band_relb(&c_p->state,
+						  ~ERTS_PSFLG_ACTIVE);
 	     ASSERT(!ERTS_PROC_IS_EXITING(c_p));
 	     erts_smp_proc_unlock(c_p, ERTS_PROC_LOCKS_MSG_RECEIVE);
 	     c_p->current = NULL;
diff --git a/erts/emulator/beam/erl_hl_timer.c b/erts/emulator/beam/erl_hl_timer.c
index 51a0d68247..96bb5ac9fa 100644
--- a/erts/emulator/beam/erl_hl_timer.c
+++ b/erts/emulator/beam/erl_hl_timer.c
@@ -735,7 +735,10 @@ proc_timeout_common(Process *proc, void *tmr)
     if (tmr == (void *) erts_smp_atomic_cmpxchg_mb(&proc->common.timer,
 						   ERTS_PTMR_TIMEDOUT,
 						   (erts_aint_t) tmr)) {
-	erts_aint32_t state = erts_smp_atomic32_read_acqb(&proc->state);
+	erts_aint32_t state;
+	erts_smp_proc_lock(proc, ERTS_PROC_LOCKS_MSG_RECEIVE);
+	state = erts_smp_atomic32_read_acqb(&proc->state);
+	erts_smp_proc_unlock(proc, ERTS_PROC_LOCKS_MSG_RECEIVE);
 	if (!(state & (ERTS_PSFLG_ACTIVE|ERTS_PSFLG_EXITING)))
 	    erts_schedule_process(proc, state, 0);
 	return 1;
-- 
cgit v1.2.3


From ee32dcfea7d93c81c3d03489d9888e4baf523f2e Mon Sep 17 00:00:00 2001
From: Rickard Green <rickard@erlang.org>
Date: Thu, 11 Aug 2016 15:52:31 +0200
Subject: Avoid segfault when printing slogan after crashdumping

---
 erts/emulator/beam/erl_init.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'erts')

diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c
index d9c3b0dcf4..51b72033ca 100644
--- a/erts/emulator/beam/erl_init.c
+++ b/erts/emulator/beam/erl_init.c
@@ -2262,14 +2262,15 @@ erl_exit_vv(int n, int flush_async, char *fmt, va_list args1, va_list args2)
     if (erts_mtrace_enabled)
 	erts_mtrace_exit((Uint32) an);
 
+    if (fmt != NULL && *fmt != '\0')
+	erl_error(fmt, args2);	/* Print error message. */
+
     /* Produce an Erlang core dump if error */
     if (((n > 0 && erts_no_crash_dump == 0) || n == ERTS_DUMP_EXIT)
 	&& erts_initialized) {
 	erl_crash_dump_v((char*) NULL, 0, fmt, args1);
     }
 
-    if (fmt != NULL && *fmt != '\0')
-	  erl_error(fmt, args2);	/* Print error message. */
     sys_tty_reset(n);
 
     if (n == ERTS_INTR_EXIT)
-- 
cgit v1.2.3


From c804924d4dae114b7322e0f9dfc1ca012fc82200 Mon Sep 17 00:00:00 2001
From: Erlang/OTP <otp@erlang.org>
Date: Thu, 11 Aug 2016 16:23:52 +0200
Subject: Prepare release

---
 erts/doc/src/notes.xml | 23 +++++++++++++++++++++++
 erts/vsn.mk            |  2 +-
 2 files changed, 24 insertions(+), 1 deletion(-)

(limited to 'erts')

diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml
index 4337d9d370..c348f56bc7 100644
--- a/erts/doc/src/notes.xml
+++ b/erts/doc/src/notes.xml
@@ -32,6 +32,29 @@
   <p>This document describes the changes made to the ERTS application.</p>
 
 
+<section><title>Erts 8.0.3</title>
+
+    <section><title>Fixed Bugs and Malfunctions</title>
+      <list>
+        <item>
+          <p>
+	    Fixed a race that could cause a lost wakeup of a process
+	    that timed out in a <c>receive ... after</c>. This bug
+	    was introduced in ERTS version 7.0.</p>
+          <p>
+	    Own Id: OTP-13798 Aux Id: OTP-11997 </p>
+        </item>
+        <item>
+          <p>
+	    Fixed segfault after writing an erl crash dump.</p>
+          <p>
+	    Own Id: OTP-13799</p>
+        </item>
+      </list>
+    </section>
+
+</section>
+
 <section><title>Erts 8.0.2</title>
 
     <section><title>Fixed Bugs and Malfunctions</title>
diff --git a/erts/vsn.mk b/erts/vsn.mk
index dff6b615fc..acd4509304 100644
--- a/erts/vsn.mk
+++ b/erts/vsn.mk
@@ -18,7 +18,7 @@
 # %CopyrightEnd%
 # 
 
-VSN = 8.0.2
+VSN = 8.0.3
 
 # Port number 4365 in 4.2
 # Port number 4366 in 4.3
-- 
cgit v1.2.3