From owner-freebsd-bugs@freebsd.org Thu Feb 8 18:06:52 2018 Return-Path: Delivered-To: freebsd-bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 87575F180F0 for ; Thu, 8 Feb 2018 18:06:52 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.ysv.freebsd.org (mxrelay.ysv.freebsd.org [IPv6:2001:1900:2254:206a::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.ysv.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 23A7F7408F for ; Thu, 8 Feb 2018 18:06:52 +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 mxrelay.ysv.freebsd.org (Postfix) with ESMTPS id 5620B11F4B for ; Thu, 8 Feb 2018 18:06:51 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id w18I6p6d078179 for ; Thu, 8 Feb 2018 18:06:51 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id w18I6p1G078171 for freebsd-bugs@FreeBSD.org; Thu, 8 Feb 2018 18:06:51 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 225584] Various compile process hang on Ryzen, but not on Intel Date: Thu, 08 Feb 2018 18:06:50 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: kib@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-bugs@FreeBSD.org X-Bugzilla-Flags: 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-bugs@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 08 Feb 2018 18:06:52 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D225584 --- Comment #59 from Konstantin Belousov --- (In reply to mike from comment #58) Lets try a slight variation. diff --git a/lib/libc/stdio/_flock_stub.c b/lib/libc/stdio/_flock_stub.c index 069ed64c4e9..935bf18b529 100644 --- a/lib/libc/stdio/_flock_stub.c +++ b/lib/libc/stdio/_flock_stub.c @@ -39,12 +39,16 @@ #include __FBSDID("$FreeBSD$"); +#include +#include #include "namespace.h" #include #include #include #include #include "un-namespace.h" +#include +#include #include "local.h" @@ -112,11 +116,14 @@ void _funlockfile(FILE *fp) { pthread_t curthread =3D _pthread_self(); + pthread_t fl_owner; /* * Check if this file is owned by the current thread: */ - if (fp->_fl_owner =3D=3D curthread) { + while ((fl_owner =3D (pthread_t)atomic_load_ptr(&fp->_fl_owner)) = =3D=3D NULL) + ; + if (fl_owner =3D=3D curthread) { /* * Check if this thread has locked the FILE * more than once: @@ -138,4 +145,11 @@ _funlockfile(FILE *fp) _pthread_mutex_unlock(&fp->_fl_mutex); } } + else { + char x[120]; + snprintf(x, sizeof(x), "funlockfile %p %p %p %p\n", fp, + curthread, fl_owner, fp->_fl_owner); + write(2, x, strlen(x)); + raise(SIGBUS); + } } --=20 You are receiving this mail because: You are the assignee for the bug.=