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From: "ubizjak at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug libgomp/51132] [4.7 Regression] FAIL: libgomp.graphite/force-parallel-[678].c
Date: Sun, 04 Dec 2011 14:25:00 -0000 [thread overview]
Message-ID: <bug-51132-4-unCH4FEacI@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-51132-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51132
Uros Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2011-12-04
Target Milestone|--- |4.7.0
Ever Confirmed|0 |1
--- Comment #1 from Uros Bizjak <ubizjak at gmail dot com> 2011-12-04 14:25:31 UTC ---
Confirmed:
force-parallel-1.c:
Program received signal SIGSEGV, Segmentation fault.
0x00000000004006d0 in parloop (N=10000000) at force-parallel-1.c:3
3 void parloop (int N)
Missing separate debuginfos, use: debuginfo-install glibc-2.14.90-19.x86_64
libgcc-4.6.2-1.fc16.x86_64 libgomp-4.6.2-1.fc16.x86_64
(gdb) li
1 void abort (void);
2
3 void parloop (int N)
4 {
5 int i;
6 int x[10000000];
7
8 for (i = 0; i < N; i++)
9 x[i] = i + 3;
10
(gdb) disass
Dump of assembler code for function parloop:
0x00000000004006a0 <+0>: push %r12
0x00000000004006a2 <+2>: push %rbp
0x00000000004006a3 <+3>: mov %edi,%ebp
0x00000000004006a5 <+5>: push %rbx
0x00000000004006a6 <+6>: sub $0x2625a10,%rsp
0x00000000004006ad <+13>: test %edi,%edi
0x00000000004006af <+15>: jle 0x40071c <parloop+124>
0x00000000004006b1 <+17>: lea -0x1(%rdi),%r12d
0x00000000004006b5 <+21>: cmp $0x18f,%r12d
0x00000000004006bc <+28>: jbe 0x400728 <parloop+136>
0x00000000004006be <+30>: lea 0x10(%rsp),%rbx
0x00000000004006c3 <+35>: mov $0x4,%edx
0x00000000004006c8 <+40>: mov %rsp,%rsi
0x00000000004006cb <+43>: mov $0x400760,%edi
=> 0x00000000004006d0 <+48>: mov %r12d,0x8(%rsp)
0x00000000004006d5 <+53>: add $0x2,%ebp
0x00000000004006d8 <+56>: mov %rbx,(%rsp)
0x00000000004006dc <+60>: callq 0x400548 <GOMP_parallel_start@plt>
force-parallel-7.c:
Program received signal SIGSEGV, Segmentation fault.
0x0000000000400671 in foo () at force-parallel-7.c:3
3 int foo(void)
Missing separate debuginfos, use: debuginfo-install glibc-2.14.90-19.x86_64
libgcc-4.6.2-1.fc16.x86_64 libgomp-4.6.2-1.fc16.x86_64
(gdb) li
1 #define N 500
2
3 int foo(void)
4 {
5 int i, j, k;
6 int A[N+5][N+5][N+5];
7
8 /* Loop i: carried no dependency. */
9 for (i = 0; i < N; i++)
10 for (j = 0; j < N; j++)
(gdb) disass
Dump of assembler code for function foo:
0x0000000000400650 <+0>: push %r14
0x0000000000400652 <+2>: mov $0x4,%edx
0x0000000000400657 <+7>: mov $0x400780,%edi
0x000000000040065c <+12>: push %r13
0x000000000040065e <+14>: push %r12
0x0000000000400660 <+16>: push %rbp
0x0000000000400661 <+17>: push %rbx
0x0000000000400662 <+18>: sub $0x1eb492d0,%rsp
0x0000000000400669 <+25>: lea 0x20(%rsp),%r13
0x000000000040066e <+30>: mov %rsp,%rsi
=> 0x0000000000400671 <+33>: mov %r13,(%rsp)
0x0000000000400675 <+37>: callq 0x400500 <GOMP_parallel_start@plt>
force-parallel-8.c:
Program received signal SIGSEGV, Segmentation fault.
0x000000000040068d in foo () at force-parallel-8.c:3
3 int foo(void)
Missing separate debuginfos, use: debuginfo-install glibc-2.14.90-19.x86_64
libgcc-4.6.2-1.fc16.x86_64 libgomp-4.6.2-1.fc16.x86_64
(gdb) li
1 #define N 1500
2
3 int foo(void)
4 {
5 int i, j;
6 int x[N][N], y[N];
7
8 for (i = 0; i < N; i++)
9 {
10 y[i] = i;
(gdb) disass
Dump of assembler code for function foo:
0x0000000000400650 <+0>: push %r14
0x0000000000400652 <+2>: push %r13
0x0000000000400654 <+4>: push %r12
0x0000000000400656 <+6>: mov $0xa,%r12d
0x000000000040065c <+12>: push %rbp
0x000000000040065d <+13>: push %rbx
0x000000000040065e <+14>: xor %ebx,%ebx
0x0000000000400660 <+16>: sub $0x896be0,%rsp
0x0000000000400667 <+23>: lea 0x17a0(%rsp),%r13
0x000000000040066f <+31>: lea 0x30(%rsp),%r14
0x0000000000400674 <+36>: lea 0x7d0(%r13),%rbp
0x000000000040067b <+43>: nopl 0x0(%rax,%rax,1)
0x0000000000400680 <+48>: mov $0x4,%edx
0x0000000000400685 <+53>: mov %rsp,%rsi
0x0000000000400688 <+56>: mov $0x400740,%edi
=> 0x000000000040068d <+61>: mov %ebx,(%r14,%rbx,4)
0x0000000000400691 <+65>: mov %bx,(%rsp)
0x0000000000400695 <+69>: mov %r13,0x8(%rsp)
0x000000000040069a <+74>: callq 0x400500 <GOMP_parallel_start@plt>
force-parallel-6.c:
==28261== Memcheck, a memory error detector
==28261== Copyright (C) 2002-2010, and GNU GPL'd, by Julian Seward et al.
==28261== Using Valgrind-3.6.1 and LibVEX; rerun with -h for copyright info
==28261== Command: ./a.out
==28261==
==28261== Warning: client switching stacks? SP change: 0x7fefffc98 -->
0x7fe85dab0
==28261== to suppress, use: --max-stackframe=8004072 or greater
==28261== Invalid write of size 2
==28261== at 0x400671: foo (force-parallel-6.c:4)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dace is on thread 1's stack
==28261==
==28261== Invalid write of size 8
==28261== at 0x40067F: foo (force-parallel-6.c:14)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dab0 is on thread 1's stack
==28261==
==28261== Invalid write of size 8
==28261== at 0x40068A: foo (force-parallel-6.c:17)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dab8 is on thread 1's stack
==28261==
==28261== Invalid write of size 8
==28261== at 0x400696: foo (force-parallel-6.c:17)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dac0 is on thread 1's stack
==28261==
==28261== Invalid read of size 8
==28261== at 0x4006B0: foo (force-parallel-6.c:14)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dab0 is on thread 1's stack
==28261==
==28261== Invalid write of size 2
==28261== at 0x4006C3: foo (force-parallel-6.c:3)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dad0 is on thread 1's stack
==28261==
==28261== Invalid write of size 8
==28261== at 0x4006C9: foo (force-parallel-6.c:3)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dae0 is on thread 1's stack
==28261==
==28261== Invalid write of size 8
==28261== at 0x4006CE: foo (force-parallel-6.c:3)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dad8 is on thread 1's stack
==28261==
==28261== Invalid read of size 4
==28261== at 0x4006D7: foo (force-parallel-6.c:14)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe860200 is on thread 1's stack
==28261==
==28261== Invalid write of size 4
==28261== at 0x4006DB: foo (force-parallel-6.c:14)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85daf4 is on thread 1's stack
==28261==
==28261== Invalid write of size 4
==28261== at 0x4006DF: foo (force-parallel-6.c:14)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dae8 is on thread 1's stack
==28261==
==28261== Invalid write of size 8
==28261== at 0x4006E8: foo (force-parallel-6.c:3)
==28261== Address 0x7fe85daa8 is on thread 1's stack
==28261==
==28261== Thread 3:
==28261== Invalid read of size 4
==28261== at 0x400758: foo._loopfn.0 (force-parallel-6.c:24)
==28261== by 0x324C808479: ??? (in /usr/lib64/libgomp.so.1.0.0)
==28261== by 0x322FE07D8F: start_thread (in /lib64/libpthread-2.14.90.so)
==28261== by 0x322F6EED0C: clone (in /lib64/libc-2.14.90.so)
==28261== Address 0x7fe85dae8 is on thread 1's stack
==28261==
==28261== Invalid read of size 8
==28261== at 0x40075B: foo._loopfn.0 (force-parallel-6.c:24)
==28261== by 0x324C808479: ??? (in /usr/lib64/libgomp.so.1.0.0)
==28261== by 0x322FE07D8F: start_thread (in /lib64/libpthread-2.14.90.so)
==28261== by 0x322F6EED0C: clone (in /lib64/libc-2.14.90.so)
==28261== Address 0x7fe85dae0 is on thread 1's stack
==28261==
==28261== Invalid read of size 8
==28261== at 0x40075F: foo._loopfn.0 (force-parallel-6.c:24)
==28261== by 0x324C808479: ??? (in /usr/lib64/libgomp.so.1.0.0)
==28261== by 0x322FE07D8F: start_thread (in /lib64/libpthread-2.14.90.so)
==28261== by 0x322F6EED0C: clone (in /lib64/libc-2.14.90.so)
==28261== Address 0x7fe85dad8 is on thread 1's stack
==28261==
==28261== Invalid read of size 2
==28261== at 0x400763: foo._loopfn.0 (force-parallel-6.c:24)
==28261== by 0x324C808479: ??? (in /usr/lib64/libgomp.so.1.0.0)
==28261== by 0x322FE07D8F: start_thread (in /lib64/libpthread-2.14.90.so)
==28261== by 0x322F6EED0C: clone (in /lib64/libc-2.14.90.so)
==28261== Address 0x7fe85dad0 is on thread 1's stack
==28261==
==28261== Invalid read of size 4
==28261== at 0x4007D2: foo._loopfn.0 (force-parallel-6.c:17)
==28261== by 0x324C808479: ??? (in /usr/lib64/libgomp.so.1.0.0)
==28261== by 0x322FE07D8F: start_thread (in /lib64/libpthread-2.14.90.so)
==28261== by 0x322F6EED0C: clone (in /lib64/libc-2.14.90.so)
==28261== Address 0x7fec3071c is on thread 1's stack
==28261==
==28261== Invalid write of size 4
==28261== at 0x4007DB: foo._loopfn.0 (force-parallel-6.c:17)
==28261== by 0x324C808479: ??? (in /usr/lib64/libgomp.so.1.0.0)
==28261== by 0x322FE07D8F: start_thread (in /lib64/libpthread-2.14.90.so)
==28261== by 0x322F6EED0C: clone (in /lib64/libc-2.14.90.so)
==28261== Address 0x7fe860dbc is on thread 1's stack
==28261==
==28261== Thread 1:
==28261== Invalid read of size 8
==28261== at 0x324C808999: ??? (in /usr/lib64/libgomp.so.1.0.0)
==28261== Address 0x7fe85daa8 is on thread 1's stack
==28261==
==28261== Invalid read of size 4
==28261== at 0x400758: foo._loopfn.0 (force-parallel-6.c:24)
==28261== by 0x4006F6: foo (force-parallel-6.c:3)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dae8 is on thread 1's stack
==28261==
==28261== Invalid read of size 8
==28261== at 0x40075B: foo._loopfn.0 (force-parallel-6.c:24)
==28261== by 0x4006F6: foo (force-parallel-6.c:3)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dae0 is on thread 1's stack
==28261==
==28261== Invalid read of size 8
==28261== at 0x40075F: foo._loopfn.0 (force-parallel-6.c:24)
==28261== by 0x4006F6: foo (force-parallel-6.c:3)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dad8 is on thread 1's stack
==28261==
==28261== Invalid read of size 2
==28261== at 0x400763: foo._loopfn.0 (force-parallel-6.c:24)
==28261== by 0x4006F6: foo (force-parallel-6.c:3)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dad0 is on thread 1's stack
==28261==
==28261== Invalid read of size 4
==28261== at 0x4007D2: foo._loopfn.0 (force-parallel-6.c:17)
==28261== by 0x4006F6: foo (force-parallel-6.c:3)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fec30334 is on thread 1's stack
==28261==
==28261== Invalid write of size 4
==28261== at 0x4007DB: foo._loopfn.0 (force-parallel-6.c:17)
==28261== by 0x4006F6: foo (force-parallel-6.c:3)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe8609d4 is on thread 1's stack
==28261==
==28261== Invalid read of size 8
==28261== at 0x4006FC: foo (force-parallel-6.c:17)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dac0 is on thread 1's stack
==28261==
==28261== Invalid read of size 4
==28261== at 0x400704: foo (force-parallel-6.c:17)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fec30b00 is on thread 1's stack
==28261==
==28261== Invalid read of size 8
==28261== at 0x400708: foo (force-parallel-6.c:17)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dab8 is on thread 1's stack
==28261==
==28261== Invalid write of size 4
==28261== at 0x40070D: foo (force-parallel-6.c:17)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe8611a0 is on thread 1's stack
==28261==
==28261== Invalid read of size 2
==28261== at 0x400721: foo (force-parallel-6.c:17)
==28261== by 0x400558: main (force-parallel-6.c:28)
==28261== Address 0x7fe85dace is on thread 1's stack
==28261==
Looping here with suppressed errors.
Please note that force-parallel-[178] all involve %rsp.
next prev parent reply other threads:[~2011-12-04 14:25 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-14 21:31 [Bug libgomp/51132] New: " hjl.tools at gmail dot com
2011-12-04 14:25 ` ubizjak at gmail dot com [this message]
2011-12-04 14:40 ` [Bug libgomp/51132] " jakub at gcc dot gnu.org
2011-12-06 14:00 ` rguenth at gcc dot gnu.org
2011-12-06 14:33 ` jakub at gcc dot gnu.org
2011-12-06 14:38 ` jakub at gcc dot gnu.org
2015-10-09 15:36 ` spop at gcc dot gnu.org
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