From owner-freebsd-chromium@freebsd.org Sat Nov 26 21:28:46 2016 Return-Path: Delivered-To: freebsd-chromium@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id A01C0C57F08 for ; Sat, 26 Nov 2016 21:28:46 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 898861C93 for ; Sat, 26 Nov 2016 21:28:46 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id 88E48C57F07; Sat, 26 Nov 2016 21:28:46 +0000 (UTC) Delivered-To: chromium@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 88862C57F06 for ; Sat, 26 Nov 2016 21:28:46 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 7835E1C92 for ; Sat, 26 Nov 2016 21:28:46 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id uAQLSjhD045270 for ; Sat, 26 Nov 2016 21:28:46 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: chromium@FreeBSD.org Subject: [Bug 212812] www/chromium: tabs "hang" 10% of the time Date: Sat, 26 Nov 2016 21:28:45 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Ports & Packages X-Bugzilla-Component: Individual Port(s) X-Bugzilla-Version: Latest X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: ori@eigenstate.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: chromium@FreeBSD.org X-Bugzilla-Flags: maintainer-feedback? X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-chromium@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: FreeBSD-specific Chromium issues List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 26 Nov 2016 21:28:46 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D212812 --- Comment #10 from Ori Bernstein --- Seems to be an issue talking to the render thread. If it helps, I have an nvidia gpu. $ bt #0 _umtx_op_err () at /usr/src/lib/libthr/arch/amd64/amd64/_umtx_op_err.S:= 37 #1 0x0000000807e58aa6 in _thr_umtx_timedwait_uint (mtx=3D0x808072ed0, id=3D, clockid=3D, abstime=3D,= shared=3D0) at /usr/src/lib/libthr/thread/thr_umtx.c: #2 0x0000000807e62510 in cond_wait_user (abstime=3D0x0, cancel=3D1, cvp=3D= , mp=3D) at /usr/src/lib/libthr/thread/thr_cond.c:294 #3 cond_wait_common (cond=3D, mutex=3D, abst= ime=3D0x0, cancel=3D1) at /usr/src/lib/libthr/thread/thr_cond.c:354 #4 0x0000000005790c28 in mojo::edk::Waiter::Wait(unsigned long, unsigned long*) () #5 0x0000000005775f8d in mojo::edk::Core::WaitManyInternal(unsigned int const*, unsigned int const*, unsigned int, unsigned long, unsigned int*, mojo::edk::HandleSignalsState*) () #6 0x0000000005775c7e in mojo::edk::Core::Wait(unsigned int, unsigned int, unsigned long, MojoHandleSignalsState*) () #7 0x00000000054ba9c9 in mojo::SyncHandleRegistry::WatchAllHandles(bool const**, unsigned long) () #8 0x00000000054af362 in IPC::SyncChannel::WaitForReply(mojo::SyncHandleRegistry*, IPC::SyncChannel::SyncContext*, bool) () #9 0x00000000054aeeb4 in IPC::SyncChannel::Send(IPC::Message*) () #10 0x00000000063e0212 in non-virtual thunk to gpu::GpuChannel::Send(IPC::Message*) () #11 0x0000000007865b86 in content::RenderThreadImpl::Send(IPC::Message*) () #12 0x00000000044f076d in extensions::RuntimeCustomBindings::OpenChannelToExtension(v8::FunctionCallb= ackInfo const&) () #13 0x00000000044ecdd6 in extensions::ObjectBackedNativeHandler::Router(v8::FunctionCallbackInfo const&) () #14 0x00000000039cb1dc in v8::internal::FunctionCallbackArguments::Call(void (*)(v8::FunctionCallbackInfo const&)) () #15 0x0000000003a2fdb0 in v8::internal::MaybeHandle v8::internal::(anonymous namespace)::HandleApiCallHelper(v8::internal::Isolate*, v8::internal::Handle