Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758928AbYB2HAk (ORCPT ); Fri, 29 Feb 2008 02:00:40 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753091AbYB2HAc (ORCPT ); Fri, 29 Feb 2008 02:00:32 -0500 Received: from xspect.dk ([212.97.129.87]:54163 "EHLO xspect.dk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753362AbYB2HAb (ORCPT ); Fri, 29 Feb 2008 02:00:31 -0500 Date: Fri, 29 Feb 2008 08:00:28 +0100 From: "Klaus S. Madsen" To: "H. Peter Anvin" Cc: Ingo Molnar , LKML , Pavel Machek , "Rafael J. Wysocki" , Thomas Gleixner Subject: Re: Regression in 2.6.25-rc3: s2ram segfaults before suspending Message-ID: <20080229070028.GK17932@hjernemadsen.org> References: <20080227221033.GR17932@hjernemadsen.org> <20080228091639.GB1133@elte.hu> <20080228092846.GC17932@hjernemadsen.org> <20080228094000.GA2987@elte.hu> <20080228150444.GG17932@hjernemadsen.org> <47C6F4F9.90700@zytor.com> <20080228192404.GH17932@hjernemadsen.org> <47C70C01.4020605@zytor.com> <20080228194920.GJ17932@hjernemadsen.org> <47C739A6.5020608@zytor.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <47C739A6.5020608@zytor.com> User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 9353 Lines: 136 On Thu, Feb 28, 2008 at 14:45:58 -0800, H. Peter Anvin wrote: > I just realized something important. > > Could you please send me a *complete* strace of the execution of s2ram > from the beginning? Sure. Here you go: execve("/sbin/s2ram", ["s2ram"], [/* 20 vars */]) = 0 brk(0) = 0x8058000 access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) mmap2(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7f15000 access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/tls/i686/sse2/cmov/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/tls/i686/sse2/cmov", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/tls/i686/sse2/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/tls/i686/sse2", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/tls/i686/cmov/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/tls/i686/cmov", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/tls/i686/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/tls/i686", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/tls/sse2/cmov/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/tls/sse2/cmov", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/tls/sse2/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/tls/sse2", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/tls/cmov/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/tls/cmov", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/tls/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/tls", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/i686/sse2/cmov/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/i686/sse2/cmov", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/i686/sse2/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/i686/sse2", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/i686/cmov/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/i686/cmov", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/i686/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/i686", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/sse2/cmov/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/sse2/cmov", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/sse2/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/sse2", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/cmov/libx86.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) stat64("/home/ksm/downloads/libx86-0.99/cmov", 0xbff318d8) = -1 ENOENT (No such file or directory) open("/home/ksm/downloads/libx86-0.99/libx86.so.1", O_RDONLY) = 3 read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0P\6\0\000"..., 512) = 512 fstat64(3, {st_mode=S_IFREG|0755, st_size=23446, ...}) = 0 mmap2(NULL, 11664, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7f12000 mmap2(0xb7f14000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1) = 0xb7f14000 close(3) = 0 open("/home/ksm/downloads/libx86-0.99/libz.so.1", O_RDONLY) = -1 ENOENT (No such file or directory) open("/etc/ld.so.cache", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0644, st_size=122255, ...}) = 0 mmap2(NULL, 122255, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7ef4000 close(3) = 0 access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) open("/usr/lib/libz.so.1", O_RDONLY) = 3 read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\20\31\0"..., 512) = 512 fstat64(3, {st_mode=S_IFREG|0644, st_size=80504, ...}) = 0 mmap2(NULL, 83232, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7edf000 mmap2(0xb7ef3000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x13) = 0xb7ef3000 close(3) = 0 open("/home/ksm/downloads/libx86-0.99/libc.so.6", O_RDONLY) = -1 ENOENT (No such file or directory) access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) open("/lib/tls/i686/cmov/libc.so.6", O_RDONLY) = 3 read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\260a\1"..., 512) = 512 fstat64(3, {st_mode=S_IFREG|0644, st_size=1339816, ...}) = 0 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7ede000 mmap2(NULL, 1349136, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7d94000 mmap2(0xb7ed8000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x143) = 0xb7ed8000 mmap2(0xb7edb000, 9744, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb7edb000 close(3) = 0 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7d93000 set_thread_area({entry_number:-1 -> 6, base_addr:0xb7d936b0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0 mprotect(0xb7ed8000, 4096, PROT_READ) = 0 munmap(0xb7ef4000, 122255) = 0 open("/dev/mem", O_RDONLY|O_LARGEFILE) = 3 brk(0) = 0x8058000 brk(0x8089000) = 0x8089000 mmap2(NULL, 65536, PROT_READ, MAP_SHARED, 3, 0xf0) = 0xb7f02000 munmap(0xb7f02000, 65536) = 0 close(3) = 0 open("/dev/mem", O_RDONLY|O_LARGEFILE) = 3 mmap2(NULL, 2453, PROT_READ, MAP_SHARED, 3, 0xe0) = 0xb7f11000 munmap(0xb7f11000, 2453) = 0 close(3) = 0 brk(0x8079000) = 0x8079000 open("/dev/tty", O_RDWR|O_LARGEFILE) = 3 ioctl(3, KDGKBTYPE, 0xbff32007) = -1 EINVAL (Invalid argument) close(3) = 0 open("/dev/tty0", O_RDWR|O_LARGEFILE) = 3 ioctl(3, KDGKBTYPE, 0xbff32007) = 0 ioctl(3, VT_GETSTATE, 0xbff32062) = 0 fstat64(1, {st_mode=S_IFCHR|0600, st_rdev=makedev(136, 1), ...}) = 0 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7f11000 write(1, "Switching from vt7 to vt1\n", 26) = 26 open("/dev/tty", O_RDWR|O_LARGEFILE) = 4 ioctl(4, KDGKBTYPE, 0xbff32017) = -1 EINVAL (Invalid argument) close(4) = 0 open("/dev/tty0", O_RDWR|O_LARGEFILE) = 4 ioctl(4, KDGKBTYPE, 0xbff32017) = 0 ioctl(4, VIDIOC_G_COMP or VT_ACTIVATE, 0x1) = 0 ioctl(4, VIDIOC_S_COMP or VT_WAITACTIVE, 0x1) = 0 open("/proc/sys/kernel/acpi_video_flags", O_RDONLY|O_LARGEFILE) = 5 fstat64(5, {st_mode=S_IFREG|0644, st_size=0, ...}) = 0 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7f10000 read(5, "0\n", 1024) = 2 close(5) = 0 munmap(0xb7f10000, 4096) = 0 open("/proc/sys/kernel/acpi_video_flags", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0666) = 5 fstat64(5, {st_mode=S_IFREG|0644, st_size=0, ...}) = 0 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7f10000 write(5, "2", 1) = 1 close(5) = 0 munmap(0xb7f10000, 4096) = 0 open("/dev/zero", O_RDWR) = 5 mmap2(0x1000, 655360, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_SHARED|MAP_FIXED, 5, 0) = 0x1000 close(5) = 0 open("/dev/mem", O_RDWR) = 5 mmap2(NULL, 1282, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_SHARED|MAP_FIXED, 5, 0) = 0 mmap2(0xa0000, 393216, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED, 5, 0xa0) = 0xa0000 close(5) = 0 ioperm(0, 0x400, 0x1) = 0 iopl(0x3) = 0 access("/sys/bus/pci", R_OK) = 0 write(1, "Calling get_mode\n", 17) = 17 vm86(0x1, 0xb7f14ccc, 0xb7f14830, 0xc000, 0x18b6 --- SIGSEGV (Segmentation fault) @ 0 (0) --- +++ killed by SIGSEGV (core dumped) +++ -- Kind regards Klaus S. Madsen -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/