From owner-freebsd-java@freebsd.org Fri Jan 12 20:50:30 2018 Return-Path: Delivered-To: freebsd-java@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 81168E7B511 for ; Fri, 12 Jan 2018 20:50:30 +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 60D6B7F3DE for ; Fri, 12 Jan 2018 20:50:30 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id 5CFCCE7B510; Fri, 12 Jan 2018 20:50:30 +0000 (UTC) Delivered-To: java@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 5C9F8E7B50F for ; Fri, 12 Jan 2018 20:50:30 +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 418EE7F3DD for ; Fri, 12 Jan 2018 20:50:30 +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 35DBF19261 for ; Fri, 12 Jan 2018 20:50:30 +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 w0CKoUqL039370 for ; Fri, 12 Jan 2018 20:50:30 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id w0CKoUEv039369 for java@FreeBSD.org; Fri, 12 Jan 2018 20:50:30 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: java@FreeBSD.org Subject: [Bug 225054] java/openjdk* : fails to build with clang 6.0 (blocks 571 ports) Date: Fri, 12 Jan 2018 20:50:30 +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: needs-patch X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: dim@FreeBSD.org X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: java@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-java@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Porting Java to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 12 Jan 2018 20:50:30 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D225054 --- Comment #9 from Dimitry Andric --- (In reply to Jan Beich from comment #8) > Dimitry, does openjdk8 actually work for you? Clang 6 probably misoptimiz= es > it. Not sure about misoptimizing, but it does indeed crash: Program received signal SIGSEGV, Segmentation fault. NativeCallStack::NativeCallStack (this=3D0x800e6a7a0 , toSkip=3D0, fillStack=3Dfalse) at /wrkdirs/share/dim/ports/java/openjdk8/work/openjdk/hotspot/src/share/vm/ut= ilities/nativeCallStack.cpp:33 33 _hash_value(0) { (gdb) bt #0 NativeCallStack::NativeCallStack (this=3D0x800e6a7a0 , toSkip=3D0, fillStack=3Dfalse) at /wrkdirs/share/dim/ports/java/openjdk8/work/openjdk/hotspot/src/share/vm/ut= ilities/nativeCallStack.cpp:33 #1 0x0000000801732d7e in MemTracker::init_tracking_level () at /wrkdirs/share/dim/ports/java/openjdk8/work/openjdk/hotspot/src/share/vm/se= rvices/memTracker.cpp:72 #2 0x000000080126cb62 in MemTracker::tracking_level () at /wrkdirs/share/dim/ports/java/openjdk8/work/openjdk/hotspot/src/share/vm/se= rvices/memTracker.hpp:118 #3 ResourceObj::operator new (size=3D32, type=3DResourceObj::STACK_OR_EMBE= DDED, flags=3DmtInternal) at /wrkdirs/share/dim/ports/java/openjdk8/work/openjdk/hotspot/src/share/vm/me= mory/allocation.cpp:89 #4 0x000000080180b93a in _GLOBAL__sub_I_reflectionUtils.cpp () at /wrkdirs/share/dim/ports/java/openjdk8/work/openjdk/hotspot/src/share/vm/ru= ntime/reflectionUtils.cpp:72 #5 0x0000000801939182 in __do_global_ctors_aux () from /wrkdirs/share/dim/ports/java/openjdk8/work/openjdk/build/bsd-x86_64-normal= -server-release/jdk/lib/amd64/server/libjvm.so #6 0x00000008019391a6 in _init () from /wrkdirs/share/dim/ports/java/openjdk8/work/openjdk/build/bsd-x86_64-normal= -server-release/jdk/lib/amd64/server/libjvm.so #7 0x00007fffffffc8f0 in ?? () #8 0x000000080020d06a in objlist_call_init (list=3D, lockstate=3D) at /usr/src/libexec/rtld-elf/rtld.c:2672 #9 0x00000008002117e9 in dlopen_object (name=3D0x80022f800 "z\270P\325", fd=3D, refobj=3D, lo_flags=3D2, mode=3D258, lockstate=3D0x772f386b00000002) at /usr/src/libexec/rtld-elf/rtld.c:3391 #10 0x000000080020e1e6 in rtld_dlopen (name=3D0x7fffffffdeb0 "/wrkdirs/share/dim/ports/java/openjdk8/work/openjdk/build/bsd-x86_64-norma= l-server-release/jdk/lib/amd64/server/libjvm.so", fd=3D-1, mode=3D) at /usr/src/libexec/rtld-elf/rtld.c:3266 #11 0x000000080025136e in LoadJavaVM () from /wrkdirs/share/dim/ports/java/openjdk8/work/openjdk/build/bsd-x86_64-normal= -server-release/jdk/bin/../lib/amd64/jli/libjli.so #12 0x000000080024ccf8 in JLI_Launch () from /wrkdirs/share/dim/ports/java/openjdk8/work/openjdk/build/bsd-x86_64-normal= -server-release/jdk/bin/../lib/amd64/jli/libjli.so #13 0x000000000020130b in main () (gdb) print *this $2 =3D { =3D {}, static EMPTY_STACK =3D { =3D {}, static EMPTY_STACK =3D , _stack =3D {0x0, 0x0, 0x0, 0x0}, _hash_value =3D 0}, _stack =3D {0x0, 0x0, 0x0, 0x0}, _hash_value =3D 0} (gdb) disassemble Dump of assembler code for function NativeCallStack::NativeCallStack(int, bool): 0x00000008017776c0 <+0>: push %rbp 0x00000008017776c1 <+1>: mov %rsp,%rbp 0x00000008017776c4 <+4>: mov %esi,%eax =3D> 0x00000008017776c6 <+6>: movl $0x0,0x20(%rdi) 0x00000008017776cd <+13>: test %edx,%edx 0x00000008017776cf <+15>: je 0x8017776de 0x00000008017776d1 <+17>: mov $0x4,%esi 0x00000008017776d6 <+22>: mov %eax,%edx 0x00000008017776d8 <+24>: pop %rbp 0x00000008017776d9 <+25>: jmpq 0x8017aa290 0x00000008017776de <+30>: xorps %xmm0,%xmm0 0x00000008017776e1 <+33>: movups %xmm0,0x10(%rdi) 0x00000008017776e5 <+37>: movups %xmm0,(%rdi) 0x00000008017776e8 <+40>: pop %rbp 0x00000008017776e9 <+41>: retq End of assembler dump. (gdb) print &this->_hash_value $4 =3D (int *) 0x800e6a7c0 (gdb) info registers rax 0x0 0 rbx 0x0 0 rcx 0x0 0 rdx 0x0 0 rsi 0x0 0 rdi 0x800e6a7a0 34374854560 rbp 0x7fffffffc320 0x7fffffffc320 rsp 0x7fffffffc320 0x7fffffffc320 r8 0xfffffff5 4294967285 r9 0xffffffff81c1b688 -2118011256 r10 0x800e72e5c 34374889052 r11 0x7fffffffc0c8 140737488339144 r12 0x80022f9f0 34362030576 r13 0x2 2 r14 0x7fffffffc370 140737488339824 r15 0x8006a8a40 34366720576 rip 0x8017776c6 0x8017776c6 eflags 0x10246 [ PF ZF IF RF ] cs 0x43 67 ss 0x3b 59 ds es fs gs fs_base 0x8002318b0 34362038448 gs_base 0x0 0 So the address of the _hash_value field is OK, apparently. As to why this gives a segfault, no idea yet. --=20 You are receiving this mail because: You are the assignee for the bug.=