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From: "howarth at nitro dot med dot uc dot edu" <gcc-bugzilla@gcc.gnu.org>
To: java-prs@gcc.gnu.org
Subject: [Bug java/41991] gcj segfaults on i686-apple-darwin* and x86_64-apple-darwin*
Date: Sat, 05 Dec 2009 09:02:00 -0000 [thread overview]
Message-ID: <20091205090221.18596.qmail@sourceware.org> (raw)
In-Reply-To: <bug-41991-11113@http.gcc.gnu.org/bugzilla/>
------- Comment #32 from howarth at nitro dot med dot uc dot edu 2009-12-05 09:02 -------
Disassembling the crash on gcc-4.4.2 with the proposed patch on
x86_64-apple-darwin10 shows...
(gdb) x/10i 0x000000010000fcbc
0x10000fcbc
<_ZN3gnu9classpath13VMStackWalker21getCallingClassLoaderEJPN4java4lang11ClassLoaderEPNS_3gcj7RawDataE+28>:
mov %rax,%rbx
0x10000fcbf
<_ZN3gnu9classpath13VMStackWalker21getCallingClassLoaderEJPN4java4lang11ClassLoaderEPNS_3gcj7RawDataE+31>:
callq 0x1000051e0 <_ZN14_Jv_StackTrace14UpdateNCodeMapEv>
0x10000fcc4
<_ZN3gnu9classpath13VMStackWalker21getCallingClassLoaderEJPN4java4lang11ClassLoaderEPNS_3gcj7RawDataE+36>:
lea 0x1bf2f75(%rip),%rax # 0x101c02c40
<_ZN14_Jv_StackTrace8ncodeMapE>
0x10000fccb
<_ZN3gnu9classpath13VMStackWalker21getCallingClassLoaderEJPN4java4lang11ClassLoaderEPNS_3gcj7RawDataE+43>:
mov %rbx,%rsi
0x10000fcce
<_ZN3gnu9classpath13VMStackWalker21getCallingClassLoaderEJPN4java4lang11ClassLoaderEPNS_3gcj7RawDataE+46>:
mov (%rax),%rdi
0x10000fcd1
<_ZN3gnu9classpath13VMStackWalker21getCallingClassLoaderEJPN4java4lang11ClassLoaderEPNS_3gcj7RawDataE+49>:
mov (%rdi),%rdx
0x10000fcd4
<_ZN3gnu9classpath13VMStackWalker21getCallingClassLoaderEJPN4java4lang11ClassLoaderEPNS_3gcj7RawDataE+52>:
callq *0x60(%rdx)
0x10000fcd7
<_ZN3gnu9classpath13VMStackWalker21getCallingClassLoaderEJPN4java4lang11ClassLoaderEPNS_3gcj7RawDataE+55>:
test %rax,%rax
0x10000fcda
<_ZN3gnu9classpath13VMStackWalker21getCallingClassLoaderEJPN4java4lang11ClassLoaderEPNS_3gcj7RawDataE+58>:
je 0x10000fcf0
<_ZN3gnu9classpath13VMStackWalker21getCallingClassLoaderEJPN4java4lang11ClassLoaderEPNS_3gcj7RawDataE+80>
0x10000fcdc
<_ZN4java4lang5Class22getClassLoaderInternalEJPNS0_11ClassLoaderEv>: mov
0xa8(%rax),%rax
(gdb)
which is almost identical to what I saw with my previous tests of gcc trunk on
darwin10 and a variation of the -allow_stack_execute fix...
http://gcc.gnu.org/ml/java/2009-12/msg00018.html
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41991
next prev parent reply other threads:[~2009-12-05 9:02 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-09 0:24 [Bug java/41991] New: " howarth at nitro dot med dot uc dot edu
2009-11-09 0:44 ` [Bug java/41991] " howarth at nitro dot med dot uc dot edu
2009-11-09 0:45 ` howarth at nitro dot med dot uc dot edu
2009-11-11 22:40 ` andreast at gcc dot gnu dot org
2009-11-12 2:43 ` howarth at nitro dot med dot uc dot edu
2009-11-13 14:26 ` howarth at nitro dot med dot uc dot edu
2009-11-14 20:57 ` andreast at gcc dot gnu dot org
2009-11-15 1:57 ` howarth at nitro dot med dot uc dot edu
2009-11-15 19:20 ` howarth at nitro dot med dot uc dot edu
2009-11-15 22:52 ` howarth at nitro dot med dot uc dot edu
2009-11-16 1:26 ` howarth at nitro dot med dot uc dot edu
2009-11-17 0:37 ` howarth at nitro dot med dot uc dot edu
2009-11-17 0:39 ` howarth at nitro dot med dot uc dot edu
2009-11-18 1:04 ` howarth at nitro dot med dot uc dot edu
2009-11-18 1:19 ` howarth at nitro dot med dot uc dot edu
2009-11-18 1:39 ` howarth at nitro dot med dot uc dot edu
2009-11-18 14:02 ` howarth at nitro dot med dot uc dot edu
2009-11-19 21:15 ` andreast at gcc dot gnu dot org
2009-11-27 21:28 ` howarth at nitro dot med dot uc dot edu
2009-11-27 21:38 ` howarth at nitro dot med dot uc dot edu
2009-11-28 20:14 ` andreast at gcc dot gnu dot org
2009-11-28 20:25 ` howarth at nitro dot med dot uc dot edu
2009-11-28 20:27 ` andreast at gcc dot gnu dot org
2009-11-28 20:32 ` howarth at nitro dot med dot uc dot edu
2009-11-28 23:01 ` howarth at nitro dot med dot uc dot edu
2009-11-29 7:41 ` howarth at nitro dot med dot uc dot edu
2009-11-29 7:48 ` howarth at nitro dot med dot uc dot edu
2009-12-01 4:56 ` howarth at nitro dot med dot uc dot edu
2009-12-03 15:33 ` howarth at nitro dot med dot uc dot edu
2009-12-05 7:03 ` howarth at nitro dot med dot uc dot edu
2009-12-05 8:21 ` howarth at nitro dot med dot uc dot edu
2009-12-05 8:54 ` howarth at nitro dot med dot uc dot edu
2009-12-05 9:02 ` howarth at nitro dot med dot uc dot edu [this message]
2009-12-09 18:45 ` bryce at gcc dot gnu dot org
2009-12-09 18:46 ` bryce at gcc dot gnu dot org
2009-12-10 14:32 ` howarth at nitro dot med dot uc dot edu
2009-12-17 23:30 ` howarth at nitro dot med dot uc dot edu
2009-12-18 14:54 ` howarth at nitro dot med dot uc dot edu
2009-12-19 0:35 ` howarth at nitro dot med dot uc dot edu
2010-02-02 8:18 ` andreast at gcc dot gnu dot org
2010-02-02 8:19 ` andreast at gcc dot gnu dot org
2010-02-02 8:19 ` andreast at gcc dot gnu dot org
2010-02-03 3:33 ` [Bug java/41991] gcj segfaults on i686-apple-darwin9 and x86_64-apple-darwin9 howarth at nitro dot med dot uc dot edu
2010-06-20 6:57 ` gcc at ryandesign dot com
2010-08-11 12:32 ` iains at gcc dot gnu dot org
2010-08-11 12:50 ` andreast at gcc dot gnu dot org
2010-08-11 13:14 ` howarth at nitro dot med dot uc dot edu
2010-08-11 13:42 ` howarth at nitro dot med dot uc dot edu
2010-08-11 15:23 ` howarth at nitro dot med dot uc dot edu
2010-08-17 13:13 ` iains at gcc dot gnu dot org
2010-08-21 0:31 ` howarth at nitro dot med dot uc dot edu
2010-08-21 0:55 ` howarth at nitro dot med dot uc dot edu
2010-08-21 2:24 ` howarth at nitro dot med dot uc dot edu
2010-08-22 4:56 ` howarth at nitro dot med dot uc dot edu
2010-08-23 16:32 ` howarth at nitro dot med dot uc dot edu
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