From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965821AbXDGMa0 (ORCPT ); Sat, 7 Apr 2007 08:30:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965819AbXDGMa0 (ORCPT ); Sat, 7 Apr 2007 08:30:26 -0400 Received: from ug-out-1314.google.com ([66.249.92.172]:28623 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965821AbXDGMaW (ORCPT ); Sat, 7 Apr 2007 08:30:22 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:user-agent:mime-version:to:cc:subject:references:in-reply-to:x-enigmail-version:content-type:content-transfer-encoding:from; b=kUbuW9G58qRrytT9HGWjxF88LzBvi/9NP02F1HhdAGif6bjdAKSPqIut8cMfudFyJFnh0FcRMu4JKyPBtnxxQeESvNkINvJoY/w5o7KQI9AlXkOq+FbyrMOdRt21YNWN2uofm8FQTADVj+neBVEPoza5H0/mZKh//gZ3slixSc4= Message-ID: <46178ECC.2030107@googlemail.com> Date: Sat, 07 Apr 2007 14:30:04 +0200 User-Agent: Thunderbird 1.5.0.10 (X11/20070302) MIME-Version: 1.0 To: Andrew Morton CC: LKML Subject: Re: mm snapshot broken-out-2007-04-07-03-27.tar.gz uploaded References: <200704071029.l37ATdKR032505@shell0.pdx.osdl.net> In-Reply-To: <200704071029.l37ATdKR032505@shell0.pdx.osdl.net> X-Enigmail-Version: 0.94.1.1 Content-Type: text/plain; charset=ISO-8859-2 Content-Transfer-Encoding: 8bit From: Michal Piotrowski Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org akpm@linux-foundation.org napisał(a): > The mm snapshot broken-out-2007-04-07-03-27.tar.gz has been uploaded to > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/mm/broken-out-2007-04-07-03-27.tar.gz > > It contains the following patches against 2.6.21-rc6: > LTP triggered a ptrace problem. ------------[ cut here ]------------ kernel BUG at kernel/ptrace.c:1281! invalid opcode: 0000 [#1] PREEMPT SMP last sysfs file: devices/platform/w83627hf.656/temp2_input Modules linked in: ipt_MASQUERADE iptable_nat nf_nat nfsd exportfs lockd nfs_acl autofs4 sunrpc af_packet nf_conntrack_netbios_ns ipt_REJECT nf_conntrack_ipv4 xt_state nf_conntrack nfnetlink iptable_filter ip_tables ip6t_REJECT xt_tcpudp ip6table_filter ip6_tables x_tables ipv6 binfmt_misc thermal processor fan container nvram snd_intel8x0 snd_ac97_codec ac97_bus snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss intel_agp snd_pcm agpgart evdev snd_timer snd soundcore i2c_i801 snd_page_alloc ide_cd cdrom rtc unix CPU: 1 EIP: 0060:[] Not tainted VLI EFLAGS: 00010202 (2.6.21-rc6-mm1 #1) EIP is at ptrace_do_wait+0x1eb/0x510 l *0xc0163566 0xc0163566 is in ptrace_do_wait (kernel/ptrace.c:1281). 1276 1277 pr_debug("%d ptrace_do_wait (%d) found %d code %x (%u/%d)\n", 1278 current->pid, tsk->pid, p->pid, exit_code, 1279 p->exit_state, p->exit_signal); 1280 1281 NO_LOCKS; 1282 1283 /* 1284 * If there was a group exit in progress, all threads report that 1285 * status. Most will have SIGKILL in their own exit_code. eax: 00000001 ebx: cff43550 ecx: c04b043c edx: 00000001 esi: fffffff6 edi: 0000000c ebp: c96c5f10 esp: c96c5ee8 ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 Process ptrace01 (pid: 8610, ti=c96c4000 task=c9554b00 task.ti=c96c4000) Stack: 00000002 00000004 000021a3 c9554b00 cc8aa808 00000000 c96c5f10 cff43550 00000001 fffffff6 c96c5f80 c0127e10 00000000 bf833c78 00000000 00000134 00000000 00000004 000021a3 c9554b00 00000001 00000001 00000000 c9554bbc Call Trace: [] do_wait+0x9d6/0xbad [] sys_wait4+0x30/0x32 [] sys_waitpid+0x27/0x29 [] syscall_call+0x7/0xb [] 0xb7f36410 ======================= INFO: lockdep is turned off. Code: a9 9d 0b 00 85 c0 74 05 e8 87 b8 1e 00 89 e0 25 00 e0 ff ff 31 d2 83 78 14 00 0f 95 c2 b8 3c 04 4b c0 e8 86 9d 0b 00 85 c0 74 04 <0f> 0b eb fe 8b 83 5c 04 00 00 f6 40 54 08 74 03 8b 78 44 83 bb EIP: [] ptrace_do_wait+0x1eb/0x510 SS:ESP 0068:c96c5ee8 ------------[ cut here ]------------ kernel BUG at kernel/ptrace.c:494! invalid opcode: 0000 [#2] PREEMPT SMP last sysfs file: devices/platform/w83627hf.656/temp2_input Modules linked in: ipt_MASQUERADE iptable_nat nf_nat nfsd exportfs lockd nfs_acl autofs4 sunrpc af_packet nf_conntrack_netbios_ns ipt_REJECT nf_conntrack_ipv4 xt_state nf_conntrack nfnetlink iptable_filter ip_tables ip6t_REJECT xt_tcpudp ip6table_filter ip6_tables x_tables ipv6 binfmt_misc thermal processor fan container nvram snd_intel8x0 snd_ac97_codec ac97_bus snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss intel_agp snd_pcm agpgart evdev snd_timer snd soundcore i2c_i801 snd_page_alloc ide_cd cdrom rtc unix CPU: 1 EIP: 0060:[] Not tainted VLI EFLAGS: 00010202 (2.6.21-rc6-mm1 #1) EIP is at ptrace_exit+0x29/0x21d l *0xc0163f22 0xc0163f22 is in ptrace_exit (kernel/ptrace.c:494). 489 ptrace_exit(struct task_struct *tsk) 490 { 491 struct list_head *pos, *n; 492 int restart; 493 494 NO_LOCKS; 495 496 /* 497 * Taking the task_lock after PF_EXITING is set ensures that a 498 * child in ptrace_traceme will not put itself on our list when eax: 00000001 ebx: 00000000 ecx: c04b1044 edx: 00000001 esi: c96c5ee8 edi: c9554b00 ebp: c96c5d78 esp: c96c5d60 ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 Process ptrace01 (pid: 8610, ti=c96c4000 task=c9554b00 task.ti=c96c4000) Stack: ffffffff 00000000 c96c5d78 00000000 c96c5ee8 c9554b00 c96c5db8 c012820e 00000001 00000286 c96c5da8 c011fec8 00000001 c04a007b c96c007b c02100d8 ffffff10 c96c5eb0 0000000b c96c5eb0 c96c5ee8 c03f0068 c96c5de8 c0105a77 Call Trace: [] do_exit+0x16b/0x86c [] die+0x206/0x22c [] do_trap+0x8a/0xa4 [] do_invalid_op+0x88/0x92 [] error_code+0x79/0x80 [] ptrace_do_wait+0x1eb/0x510 [] do_wait+0x9d6/0xbad [] sys_wait4+0x30/0x32 [] sys_waitpid+0x27/0x29 [] syscall_call+0x7/0xb [] 0xb7f36410 ======================= INFO: lockdep is turned off. Code: 5d c3 55 89 e5 57 56 53 83 ec 0c 89 c7 89 e0 25 00 e0 ff ff 31 d2 83 78 14 00 0f 95 c2 b8 44 10 4b c0 e8 ca 93 0b 00 85 c0 74 04 <0f> 0b eb fe 8d 9f b8 04 00 00 89 d8 e8 e7 d5 1e 00 8d 87 40 0a EIP: [] ptrace_exit+0x29/0x21d SS:ESP 0068:c96c5d60 Fixing recursive fault but reboot is needed! BUG: scheduling while atomic: ptrace01/0x00000001/8610 INFO: lockdep is turned off. [] dump_trace+0x63/0x1eb [] show_trace_log_lvl+0x1a/0x30 [] show_trace+0x12/0x14 [] dump_stack+0x16/0x18 [] __sched_text_start+0x92/0xad4 [] do_exit+0x160/0x86c [] die+0x206/0x22c [] do_trap+0x8a/0xa4 [] do_invalid_op+0x88/0x92 [] error_code+0x79/0x80 [] ptrace_exit+0x29/0x21d [] do_exit+0x16b/0x86c [] die+0x206/0x22c [] do_trap+0x8a/0xa4 [] do_invalid_op+0x88/0x92 [] error_code+0x79/0x80 [] ptrace_do_wait+0x1eb/0x510 [] do_wait+0x9d6/0xbad [] sys_wait4+0x30/0x32 [] sys_waitpid+0x27/0x29 [] syscall_call+0x7/0xb [] 0xb7f36410 ======================= BUG: NMI Watchdog detected LOCKUP on CPU1, eip c0351104, registers: Modules linked in: ipt_MASQUERADE iptable_nat nf_nat nfsd exportfs lockd nfs_acl autofs4 sunrpc af_packet nf_conntrack_netbios_ns ipt_REJECT nf_conntrack_ipv4 xt_state nf_conntrack nfnetlink iptable_filter ip_tables ip6t_REJECT xt_tcpudp ip6table_filter ip6_tables x_tables ipv6 binfmt_misc thermal processor fan container nvram snd_intel8x0 snd_ac97_codec ac97_bus snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss intel_agp snd_pcm agpgart evdev snd_timer snd soundcore i2c_i801 snd_page_alloc ide_cd cdrom rtc unix CPU: 1 EIP: 0060:[] Not tainted VLI EFLAGS: 00000087 (2.6.21-rc6-mm1 #1) EIP is at __write_lock_failed+0xc/0x20 l *0xc0351104 0xc0351104 is at include/linux/sched.h:1597. 1592 clear_tsk_thread_flag(tsk,TIF_NEED_RESCHED); 1593 } 1594 1595 static inline int signal_pending(struct task_struct *p) 1596 { 1597 return unlikely(test_tsk_thread_flag(p,TIF_SIGPENDING)); 1598 } 1599 1600 static inline int need_resched(void) 1601 { eax: c04ecc00 ebx: c04ecc00 ecx: c04c3f9c edx: 00000000 esi: 00000000 edi: b7a11bd8 ebp: c9a1dea0 esp: c9a1dea0 ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 Process automount (pid: 2546, ti=c9a1c000 task=c9878a80 task.ti=c9a1c000) Stack: c9a1deb0 c021c58c 00000000 c04ecc00 c9a1ded0 c035166e 00000000 00000002 c0123e8e c0122038 cade9510 cade9510 c9a1df30 c0123e8e 00000000 cade9510 c9a1dfb8 c021c312 c04ece80 c04ece80 c9a1dfb8 b7a114b4 003d0f00 00010000 Call Trace: Inexact backtrace: [] show_trace_log_lvl+0x1a/0x30 [] show_stack_log_lvl+0x9d/0xac [] show_registers+0x1ed/0x34c [] die_nmi+0x81/0xd9 [] nmi_watchdog_tick+0x12e/0x20c [] do_nmi+0x97/0x274 [] nmi_stack_correct+0x26/0x2b [] _raw_write_lock+0x8f/0xa7 [] _write_lock_irq+0x42/0x48 [] copy_process+0xe86/0x138b [] do_fork+0x50/0x1c5 [] sys_clone+0x33/0x39 [] syscall_call+0x7/0xb ======================= INFO: lockdep is turned off. Code: 89 e5 52 51 e8 e6 ce ff ff 59 5a 5d c3 90 90 55 89 e5 52 51 e8 24 cf ff ff 59 5a 5d c3 90 90 55 89 e5 f0 81 00 00 00 00 01 f3 90 <81> 38 00 00 00 01 75 f6 f0 81 28 00 00 00 01 75 e6 5d c3 90 55 http://www.stardust.webpages.pl/files/tbf/bitis-gabonica/broken-out-2007-04-07-03-27/mm-serialconsole.log http://www.stardust.webpages.pl/files/tbf/bitis-gabonica/broken-out-2007-04-07-03-27/mm-config Regards, Michal -- Michal K. K. Piotrowski LTG - Linux Testers Group (PL) (http://www.stardust.webpages.pl/ltg/) LTG - Linux Testers Group (EN) (http://www.stardust.webpages.pl/linux_testers_group_en/)