Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263749AbTFJRfQ (ORCPT ); Tue, 10 Jun 2003 13:35:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263765AbTFJRfP (ORCPT ); Tue, 10 Jun 2003 13:35:15 -0400 Received: from hildasay.zetnet.co.uk ([194.247.42.205]:2573 "EHLO hildasay.zetnet.co.uk") by vger.kernel.org with ESMTP id S263749AbTFJRew (ORCPT ); Tue, 10 Jun 2003 13:34:52 -0400 Subject: [bug] 2.4.18 Call Trace: [link_path_walk+889/2008] [path_walk+26/28] [open_namei+131/1596] [filp_open+59/92] [sys_open+54/204] [system_call+51/56] From: Jon Miles To: linux-kernel@vger.kernel.org Content-Type: text/plain Content-Transfer-Encoding: 7bit Organization: Message-Id: <1055267308.18284.260.camel@fusion.local> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.4 Date: 10 Jun 2003 18:48:29 +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 12916 Lines: 318 I'm not sure if I should be sending an oops from a Debian 2.4.18 kernel or not? ... this may be useful. I'm not subscribed to the list. [1.] One line summary of the problem: unable to handle kernel NULL pointer dereference at virtual address 00000081 [2.] Full description of the problem/report: I found this oops in the kern.log on one of our machines and thought it might be useful? [3.] Keywords (i.e., modules, networking, kernel): kernel, seems to be filesystem. [4.] Kernel version (from /proc/version): Linux version 2.4.18-686-smp (herbert@gondolin) (gcc version 2.95.4 (Debian prerelease)) #2 SMP Wed Mar 20 20:24:14 EST 2002 [5.] Output of Oops.. message (if applicable) with symbolic information resolved (see Documentation/oops-tracing.txt) kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000081 kernel: printing eip: kernel: 00000081 kernel: *pde = 00000000 kernel: Oops: 0000 kernel: CPU: 1 kernel: EIP: 0010:[<00000081>] Not tainted kernel: EFLAGS: 00010292 kernel: eax: 00000081 ebx: cf368000 ecx: dfcc65e8 edx: dfcc6408 kernel: esi: ffffffec edi: cf369f8c ebp: dfcc51a0 esp: cf369f0c kernel: ds: 0018 es: 0018 ss: 0018 kernel: Process sendmail (pid: 12491, stackpage=cf369000) kernel: Stack: c01400b1 dfcc51a0 cf369f8c dfcc6400 00000001 00000000 c2b51000 cf369f8c kernel: 00000001 c2b51006 dfcc51a0 c2b51001 00000004 01baa5b4 c014052a c0140baf kernel: 000001b6 c2b51000 00000000 bfffd1bc 00000000 00000000 00000004 00000286 kernel: Call Trace: [link_path_walk+889/2008] [path_walk+26/28] [open_namei+131/1596] [filp_open+59/92] [sys_open+54/204] kernel: [system_call+51/56] kernel: kernel: Code: Bad EIP value. [6.] A small shell script or example program which triggers the problem (if possible) Can't seem to reproduce manually, but these happen every now and again. [7.] Environment Debian/linux mail server, with quite high average load. [7.1.] Software (add the output of the ver_linux script here) This is not the same machine that the kernel was compiled on. Linux xxxx 2.4.18-686-smp #2 SMP Wed Mar 20 20:24:14 EST 2002 i686 unknown Gnu C 2.95.4 Gnu make 3.79.1 util-linux 2.11n mount 2.11n modutils 2.4.15 e2fsprogs 1.27 reiserfsprogs 3.x.1b PPP 2.4.1 Linux C Library 2.2.5 Dynamic linker (ldd) 2.2.5 Procps 2.0.7 Net-tools 1.60 Console-tools 0.2.3 Sh-utils 2.0.11 Modules Loaded dummy0 ipx reiserfs eepro100 rtc unix DAC960 ext2 ext3 jbd [7.2.] Processor information (from /proc/cpuinfo): processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 8 model name : Pentium III (Coppermine) stepping : 3 cpu MHz : 733.016 cache size : 256 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 mmx fxsr sse bogomips : 1461.45 processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 8 model name : Pentium III (Coppermine) stepping : 3 cpu MHz : 733.016 cache size : 256 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 mmx fxsr sse bogomips : 1464.72 [7.3.] Module information (from /proc/modules): dummy0 960 0 (autoclean) (unused) ipx 18548 3 (autoclean) reiserfs 153184 1 eepro100 17616 1 rtc 6104 0 (autoclean) unix 15236 26 (autoclean) DAC960 58304 4 (autoclean) ext2 31840 0 (autoclean) (unused) ext3 58848 2 (autoclean) jbd 38056 2 (autoclean) [ext3] [7.4.] Loaded driver and hardware information (/proc/ioports, /proc/iomem) # cat /proc/ioports 0000-001f : dma1 0020-003f : pic1 0040-005f : timer 0060-006f : keyboard 0070-007f : rtc 0080-008f : dma page reg 00a0-00bf : pic2 00c0-00df : dma2 00f0-00ff : fpu 02f8-02ff : serial(set) 03c0-03df : vga+ 03f8-03ff : serial(set) 0cf8-0cff : PCI conf1 c000-cfff : PCI Bus #01 d800-d83f : Intel Corp. 82557 [Ethernet Pro 100] d800-d83f : eepro100 ffa0-ffaf : ServerWorks OSB4 IDE Controller # cat /proc/iomem 00000000-0009fbff : System RAM 0009fc00-0009ffff : reserved 000a0000-000bffff : Video RAM area 000c0000-000c7fff : Video ROM 000f0000-000fffff : System ROM 00100000-1ffeffff : System RAM 00100000-001e128a : Kernel code 001e128b-0021fc7f : Kernel data 1fff0000-1fffefff : ACPI Tables 1ffff000-1fffffff : ACPI Non-volatile Storage 20000000-20000fff : ServerWorks OSB4/CSB5 OHCI USB Controller f8400000-f84fffff : PCI Bus #01 fa000000-fbffffff : nVidia Corporation Vanta [NV6] fc5fe000-fc5fffff : Mylex Corporation DAC960PX fc700000-fc7fffff : PCI Bus #01 fd000000-fdffffff : nVidia Corporation Vanta [NV6] fe900000-fe9fffff : Intel Corp. 82557 [Ethernet Pro 100] feae7000-feae7fff : Intel Corp. 82557 [Ethernet Pro 100] feae7000-feae7fff : eepro100 fec00000-fec01fff : reserved fee00000-fee00fff : reserved fff80000-ffffffff : reserved [7.5.] PCI information ('lspci -vvv' as root) 00:00.0 Host bridge: ServerWorks CNB20LE Host Bridge (rev 05) Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- TAbort- SERR- Reset- FastB2B- 00:01.1 RAID bus controller: Mylex Corporation DAC960PX (rev 03) Subsystem: Mylex Corporation DAC960PX Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- static inline in drivers/char/specialx.c drivers/net/hamradio/soundmodem * Added asm/io.h for in*/out* to drivers/isdn/hisax/hisax_fcpcipnp.c drivers/net/wan/farsync.c * Fixed double free in drivers/net/zlib.c fs/jffs2/zlib.c Changes to comments and documentation: * Fixed typos in asm/socket.h. * Fixed a typo in Documentation/sound/VIBRA16 (Carlos Valdivia Yage). * Fixed a typo in Documentation/sound/OPL3-SA (Carlos Valdivia Yage). * Fixed comment about epochs in arch/alpha/kernel/time.c. Herbert Xu $Id: README.Debian,v 1.49 2002/03/13 09:24:21 herbert Exp $ -- Jon Miles - 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/