From 17c838402c6d71aef041548ad36ee66db6f24a56 Mon Sep 17 00:00:00 2001 From: Rickard Green 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(-) 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 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(-) 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 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(-) 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 @@

This document describes the changes made to the ERTS application.

+
Erts 8.0.3 + +
Fixed Bugs and Malfunctions + + +

+ Fixed a race that could cause a lost wakeup of a process + that timed out in a receive ... after. This bug + was introduced in ERTS version 7.0.

+

+ Own Id: OTP-13798 Aux Id: OTP-11997

+ + +

+ Fixed segfault after writing an erl crash dump.

+

+ Own Id: OTP-13799

+ + +
+ +
+
Erts 8.0.2
Fixed Bugs and Malfunctions 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 From 19db7510939149206017c925032d390da9a83fe9 Mon Sep 17 00:00:00 2001 From: Erlang/OTP Date: Thu, 11 Aug 2016 16:23:53 +0200 Subject: Updated OTP version --- OTP_VERSION | 2 +- otp_versions.table | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/OTP_VERSION b/OTP_VERSION index 25720f44a6..fe09f0b0b9 100644 --- a/OTP_VERSION +++ b/OTP_VERSION @@ -1 +1 @@ -19.0.3 +19.0.4 diff --git a/otp_versions.table b/otp_versions.table index d21d78c606..53dc60fb7b 100644 --- a/otp_versions.table +++ b/otp_versions.table @@ -1,3 +1,4 @@ +OTP-19.0.4 : erts-8.0.3 # asn1-4.0.3 common_test-1.12.2 compiler-7.0.1 cosEvent-2.2.1 cosEventDomain-1.2.1 cosFileTransfer-1.2.1 cosNotification-1.2.2 cosProperty-1.2.1 cosTime-1.2.2 cosTransactions-1.3.2 crypto-3.7 debugger-4.2 dialyzer-3.0.1 diameter-1.12 edoc-0.7.19 eldap-1.2.2 erl_docgen-0.5 erl_interface-3.9 et-1.6 eunit-2.3 gs-1.6.1 hipe-3.15.1 ic-4.4.1 inets-6.3.2 jinterface-1.7 kernel-5.0.1 megaco-3.18.1 mnesia-4.14 observer-2.2.1 odbc-2.11.2 orber-3.8.2 os_mon-2.4.1 otp_mibs-1.1.1 parsetools-2.1.2 percept-0.9 public_key-1.2 reltool-0.7.1 runtime_tools-1.10 sasl-3.0 snmp-5.2.3 ssh-4.3.1 ssl-8.0.1 stdlib-3.0.1 syntax_tools-2.0 tools-2.8.5 typer-0.9.11 wx-1.7 xmerl-1.3.11 : OTP-19.0.3 : inets-6.3.2 kernel-5.0.1 ssl-8.0.1 # asn1-4.0.3 common_test-1.12.2 compiler-7.0.1 cosEvent-2.2.1 cosEventDomain-1.2.1 cosFileTransfer-1.2.1 cosNotification-1.2.2 cosProperty-1.2.1 cosTime-1.2.2 cosTransactions-1.3.2 crypto-3.7 debugger-4.2 dialyzer-3.0.1 diameter-1.12 edoc-0.7.19 eldap-1.2.2 erl_docgen-0.5 erl_interface-3.9 erts-8.0.2 et-1.6 eunit-2.3 gs-1.6.1 hipe-3.15.1 ic-4.4.1 jinterface-1.7 megaco-3.18.1 mnesia-4.14 observer-2.2.1 odbc-2.11.2 orber-3.8.2 os_mon-2.4.1 otp_mibs-1.1.1 parsetools-2.1.2 percept-0.9 public_key-1.2 reltool-0.7.1 runtime_tools-1.10 sasl-3.0 snmp-5.2.3 ssh-4.3.1 stdlib-3.0.1 syntax_tools-2.0 tools-2.8.5 typer-0.9.11 wx-1.7 xmerl-1.3.11 : OTP-19.0.2 : compiler-7.0.1 erts-8.0.2 stdlib-3.0.1 # asn1-4.0.3 common_test-1.12.2 cosEvent-2.2.1 cosEventDomain-1.2.1 cosFileTransfer-1.2.1 cosNotification-1.2.2 cosProperty-1.2.1 cosTime-1.2.2 cosTransactions-1.3.2 crypto-3.7 debugger-4.2 dialyzer-3.0.1 diameter-1.12 edoc-0.7.19 eldap-1.2.2 erl_docgen-0.5 erl_interface-3.9 et-1.6 eunit-2.3 gs-1.6.1 hipe-3.15.1 ic-4.4.1 inets-6.3.1 jinterface-1.7 kernel-5.0 megaco-3.18.1 mnesia-4.14 observer-2.2.1 odbc-2.11.2 orber-3.8.2 os_mon-2.4.1 otp_mibs-1.1.1 parsetools-2.1.2 percept-0.9 public_key-1.2 reltool-0.7.1 runtime_tools-1.10 sasl-3.0 snmp-5.2.3 ssh-4.3.1 ssl-8.0 syntax_tools-2.0 tools-2.8.5 typer-0.9.11 wx-1.7 xmerl-1.3.11 : OTP-19.0.1 : dialyzer-3.0.1 erts-8.0.1 inets-6.3.1 observer-2.2.1 ssh-4.3.1 tools-2.8.5 # asn1-4.0.3 common_test-1.12.2 compiler-7.0 cosEvent-2.2.1 cosEventDomain-1.2.1 cosFileTransfer-1.2.1 cosNotification-1.2.2 cosProperty-1.2.1 cosTime-1.2.2 cosTransactions-1.3.2 crypto-3.7 debugger-4.2 diameter-1.12 edoc-0.7.19 eldap-1.2.2 erl_docgen-0.5 erl_interface-3.9 et-1.6 eunit-2.3 gs-1.6.1 hipe-3.15.1 ic-4.4.1 jinterface-1.7 kernel-5.0 megaco-3.18.1 mnesia-4.14 odbc-2.11.2 orber-3.8.2 os_mon-2.4.1 otp_mibs-1.1.1 parsetools-2.1.2 percept-0.9 public_key-1.2 reltool-0.7.1 runtime_tools-1.10 sasl-3.0 snmp-5.2.3 ssl-8.0 stdlib-3.0 syntax_tools-2.0 typer-0.9.11 wx-1.7 xmerl-1.3.11 : -- cgit v1.2.3