Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750932AbWLXLvX (ORCPT ); Sun, 24 Dec 2006 06:51:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750939AbWLXLvX (ORCPT ); Sun, 24 Dec 2006 06:51:23 -0500 Received: from nf-out-0910.google.com ([64.233.182.185]:42249 "EHLO nf-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750849AbWLXLvV (ORCPT ); Sun, 24 Dec 2006 06:51:21 -0500 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:user-agent:mime-version:to:cc:subject:references:in-reply-to:x-enigmail-version:content-type:content-transfer-encoding; b=f7ejTXvCOxZXw2V4c4/OI9RksNcldT3OFZpv07Yl7KZbbGiWLBRbrZf+MlX9fxhMFzbczc0Cb2h6BNRAJ6VHLb+uh76AHt2m48oqU92zAUseTPhDKELMVA8XVdwYUbK34X3lF2A8MejWhEFRmA58iLp6ljAdORjfwwPODljowJI= Message-ID: <458E69CB.6000107@gmail.com> Date: Sun, 24 Dec 2006 12:51:16 +0059 From: Jiri Slaby User-Agent: Thunderbird 2.0a1 (X11/20060724) MIME-Version: 1.0 To: Jiri Slaby CC: Pavel Machek , Andrew Morton , kernel list , marcel@holtmann.org, maxk@qualcomm.com, bluez-devel@lists.sourceforge.net Subject: Re: ptrace() memory corruption? References: <20061223234305.GA1809@elf.ucw.cz> <20061223235501.GA1740@elf.ucw.cz> <20061224000150.GA1812@elf.ucw.cz> <20061224000605.GA1768@elf.ucw.cz> <20061224000753.GA1811@elf.ucw.cz> <458DD459.2030209@gmail.com> In-Reply-To: <458DD459.2030209@gmail.com> X-Enigmail-Version: 0.94.1.1 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 5061 Lines: 102 Jiri Slaby wrote: > Pavel Machek wrote: >>> Is there something wrong with gdb? >> Yep. If I do gdb /bin/bash, run; I'll get similar oops. Am I alone >> seeing this? > > Nope, I have this nasty thing here too and will post oopses in the afternoon, > just before Jezisek comes :). Ok, I captured this through netconosle: [ 8.499155] usb 3-2: new low speed USB device using uhci_hcd and address 2 [ 8.721946] usb 3-2: new device found, idVendor=045e, idProduct=00f0 [ 8.722016] usb 3-2: new device strings: Mfr=1, Product=2, SerialNumber=0 [ 8.722081] usb 3-2: Product: Microsoft � Laser Mouse 6000 [ 8.722145] usb 3-2: Manufacturer: Microsoft Corporation [ 8.722344] usb 3-2: configuration #1 chosen from 1 choice [ 8.753100] input: Microsoft Corporation Microsoft � Laser Mouse 6000 as /class/input/input4 [ 8.753310] input: USB HID v1.11 Mouse [Microsoft Corporation Microsoft � Laser Mouse 6000] on usb-0000:00:1d.1-2 [ 58.672510] WARNING (!__warned) at /home/l/latest/xxx/kernel/softirq.c:137 local_bh_enable() [ 58.672562] [] show_trace_log_lvl+0x1a/0x30 [ 58.672682] [] show_trace+0x12/0x14 [ 58.672787] [] dump_stack+0x16/0x18 [ 58.672893] [] local_bh_enable+0x8c/0x9b [ 58.672998] [] lock_sock_nested+0xa3/0xab [ 58.673107] [] sock_fasync+0x3e/0x145 [ 58.673216] [] sock_close+0x19/0x3d [ 58.673322] [] __fput+0xa6/0x161 [ 58.673432] [] fput+0x22/0x3b [ 58.673538] [] filp_close+0x41/0x67 [ 58.673646] [] sys_close+0x67/0xaf [ 58.673753] [] syscall_call+0x7/0xb [ 58.673855] ======================= [ 58.674091] ------------[ cut here ]------------ [ 58.674158] kernel BUG at /home/l/latest/xxx/fs/buffer.c:1244! [ 58.674224] invalid opcode: 0000 [#1] [ 58.674286] SMP [ 58.674414] last sysfs file: /devices/platform/i2c-9191/9191-0290/fan3_min [ 58.674478] Modules linked in: eth1394 floppy ohci1394 ieee1394 ide_cd cdrom [ 58.674778] CPU: 1 [ 58.674779] EIP: 0060:[] Not tainted VLI [ 58.674780] EFLAGS: 00010046 (2.6.20-rc1-mm1 #207) [ 58.674971] EIP is at __find_get_block+0x165/0x171 [ 58.675035] eax: 00000092 ebx: f78e6ec0 ecx: 00001000 edx: 00008025 [ 58.675101] esi: 00000001 edi: 00001000 ebp: f76efc6c esp: f76efc34 [ 58.675166] ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 [ 58.675232] Process bash (pid: 1595, ti=f76ee000 task=c1a40560 task.ti=f76ee000) [ 58.675297] Stack: c1b31ac0 f7df7e3c 0000003a c1b31bd0 f76efc74 c0181bb4 00000001 00000000 [ 58.675693] f7df7e3c f76efc74 c0181544 f78e6ec0 00000001 00001000 f76efc9c c0181fc2 [ 58.676083] f76efcb4 c0181eab 00008025 c1b31ac0 f74e5d40 f76efcb8 c01aa46a f78e6ec0 [ 58.676476] Call Trace: [ 58.676594] [] show_trace_log_lvl+0x1a/0x30 [ 58.676692] [] show_stack_log_lvl+0xa5/0xca [ 58.676789] [] show_registers+0x1d3/0x2b8 [ 58.676887] [] die+0x121/0x243 [ 58.676984] [] do_trap+0x76/0x9c [ 58.677083] [] do_invalid_op+0x97/0xa1 [ 58.677181] [] error_code+0x7c/0x84 [ 58.677278] [] __getblk+0x16/0x20a [ 58.677375] [] __ext3_get_inode_loc+0x139/0x332 [ 58.677476] [] ext3_get_inode_loc+0x14/0x16 [ 58.677575] [] ext3_reserve_inode_write+0x20/0x6c [ 58.677674] [] ext3_mark_inode_dirty+0x20/0x37 [ 58.677772] [] ext3_dirty_inode+0x6b/0x6d [ 58.677871] [] __mark_inode_dirty+0x2a/0x170 [ 58.677969] [] touch_atime+0xb4/0xe8 [ 58.678067] [] __link_path_walk+0x91e/0xcb6 [ 58.678164] [] link_path_walk+0x46/0xc3 [ 58.678262] [] do_path_lookup+0x86/0x1b0 [ 58.678359] [] __path_lookup_intent_open+0x44/0x7f [ 58.678457] [] path_lookup_open+0x21/0x27 [ 58.678555] [] open_namei+0x62/0x5cb [ 58.678653] [] do_filp_open+0x26/0x43 [ 58.678750] [] do_sys_open+0x41/0xca [ 58.678847] [] sys_open+0x1c/0x1e [ 58.678943] [] syscall_call+0x7/0xb [ 58.679040] ======================= [ 58.679101] Code: 45 d0 e8 b6 f5 ff ff e9 22 ff ff ff 89 d8 e8 aa f5 ff ff eb 8c 89 ce 8d 4e ff 8b 04 8f 89 04 b7 85 c9 75 f1 89 1f e9 f6 fe ff ff <0f> 0b eb fe 0f 0b eb fe 0f 0b eb fe 55 89 e5 57 56 53 83 ec 1c [ 58.681386] EIP: [] __find_get_block+0x165/0x171 SS:ESP 0068:f76efc34 [ 58.681545] after gdb /bin/bash (gdb) run regards, -- http://www.fi.muni.cz/~xslaby/ Jiri Slaby faculty of informatics, masaryk university, brno, cz e-mail: jirislaby gmail com, gpg pubkey fingerprint: B674 9967 0407 CE62 ACC8 22A0 32CC 55C3 39D4 7A7E - 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/