Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263214AbUDMCpk (ORCPT ); Mon, 12 Apr 2004 22:45:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263252AbUDMCpk (ORCPT ); Mon, 12 Apr 2004 22:45:40 -0400 Received: from jlefevre.net1.nerim.net ([80.65.226.245]:23684 "EHLO ay.vinc17.org") by vger.kernel.org with ESMTP id S263214AbUDMCpV (ORCPT ); Mon, 12 Apr 2004 22:45:21 -0400 Date: Tue, 13 Apr 2004 04:45:17 +0200 From: Vincent Lefevre To: linux-kernel@vger.kernel.org Subject: PROBLEM: kernel BUG at tcp_input.c:2927 Message-ID: <20040413024517.GE3858@ay.vinc17.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Mailer-Info: http://www.vinc17.org/mutt/ User-Agent: Mutt/1.5.6i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 14206 Lines: 320 [1.] One line summary of the problem: Crash; "kernel BUG at tcp_input.c:2927" written in the console. [2.] Full description of the problem/report: The machine didn't answer to ping. When I went to see what was wrong, I saw the following in the console: kernel BUG at tcp_input.c:2927! invalid operand: 0000 [...] (I didn't have the time to copy the following data, and unfortunately I couldn't see these data in any log file after rebooting the machine.) This was the first time such a problem occurred. [3.] Keywords (i.e., modules, networking, kernel): networking [4.] Kernel version (from /proc/version): Linux version 2.4.25 (root@greux.loria.fr) (gcc version 3.3.3 (Debian)) #1 SMP Fri Feb 20 14:51:57 CET 2004 [5.] Output of Oops.. message (if applicable) with symbolic information resolved (see Documentation/oops-tracing.txt) [6.] A small shell script or example program which triggers the problem (if possible) [7.] Environment [7.1.] Software (add the output of the ver_linux script here) Linux greux.loria.fr 2.4.25 #1 SMP Fri Feb 20 14:51:57 CET 2004 i686 GNU/Linux Gnu C 3.3.3 Gnu make 3.80 util-linux 2.12 mount 2.12 modutils 2.4.26 e2fsprogs 1.35 Linux C Library 2.3.2 Dynamic linker (ldd) 2.3.2 Procps 3.2.0 Net-tools 1.60 Console-tools 0.2.3 Sh-utils 5.0.91 Modules Loaded [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 : 731.026 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 : 1458.17 [7.3.] Module information (from /proc/modules): nothing [7.4.] Loaded driver and hardware information (/proc/ioports, /proc/iomem) 0000-001f : dma1 0020-003f : pic1 0040-005f : timer 0060-006f : keyboard 0080-008f : dma page reg 00a0-00bf : pic2 00c0-00df : dma2 00f0-00ff : fpu 0170-0177 : ide1 02f8-02ff : serial(set) 0376-0376 : ide1 03c0-03df : vga+ 03f8-03ff : serial(set) 0cf8-0cff : PCI conf1 5000-50ff : Adaptec AIC-7892P U160/m 5400-543f : Intel Corp. 82557/8/9 [Ethernet Pro 100] 5400-543f : eepro100 6000-60ff : Intel Corp. 82801AA AC'97 Audio 6400-643f : Intel Corp. 82801AA AC'97 Audio 6440-645f : Intel Corp. 82801AA USB 6440-645f : usb-uhci 6460-646f : Intel Corp. 82801AA IDE 6460-6467 : ide0 6468-646f : ide1 fc00-fc0f : Intel Corp. 82801AA SMBus 00000000-0009fbff : System RAM 0009fc00-0009ffff : reserved 000a0000-000bffff : Video RAM area 000c0000-000c7fff : Video ROM 000c8000-000c97ff : Extension ROM 000c9800-000cf5ff : Extension ROM 000e0000-000effff : Extension ROM 000f0000-000fffff : System ROM 00100000-07feffff : System RAM 00100000-00336f80 : Kernel code 00336f81-003f3483 : Kernel data 07ff0000-07ffffff : reserved d4000000-d7ffffff : Intel Corp. 82840 840 (Carmel) Chipset Host Bridge (Hub A) f9d00000-f9d00fff : Intel Corp. 82557/8/9 [Ethernet Pro 100] f9d00000-f9d00fff : eepro100 f9e00000-f9efffff : Intel Corp. 82557/8/9 [Ethernet Pro 100] f9f00000-f9f00fff : Adaptec AIC-7892P U160/m f9f00000-f9f00fff : aic7xxx fa000000-fbffffff : PCI Bus #01 fa000000-fbffffff : Matrox Graphics, Inc. MGA G400 AGP fd700000-fdffffff : PCI Bus #01 fd700000-fd703fff : Matrox Graphics, Inc. MGA G400 AGP fd800000-fdffffff : Matrox Graphics, Inc. MGA G400 AGP [7.5.] PCI information ('lspci -vvv' as root) pcilib: Cannot open /sys/bus/pci/devices 0000:00:00.0 Host bridge: Intel Corp. 82840 840 (Carmel) Chipset Host Bridge (Hub A) (rev 01) Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- SERR+ 0000:00:01.0 PCI bridge: Intel Corp. 82840 840 (Carmel) Chipset AGP Bridge (rev 01) (prog-if 00 [Normal decode]) Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap- 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- SERR- Reset- FastB2B- 0000:00:1e.0 PCI bridge: Intel Corp. 82801AA PCI Bridge (rev 02) (prog-if 00 [Normal decode]) Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- SERR- Reset- FastB2B- 0000:00:1f.0 ISA bridge: Intel Corp. 82801AA ISA Bridge (LPC) (rev 02) 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- [disabled] [size=64K] Capabilities: [dc] Power Management version 2 Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-) Status: D0 PME-Enable- DSel=0 DScale=0 PME- Capabilities: [f0] AGP version 2.0 Status: RQ=32 Iso- ArqSz=0 Cal=0 SBA+ ITACoh- GART64- HTrans- 64bit- FW- AGP3- Rate=x1,x2,x4 Command: RQ=32 ArqSz=0 Cal=0 SBA+ AGP+ GART64- 64bit- FW- Rate=x1 0000:02:02.0 Ethernet controller: Intel Corp. 82557/8/9 [Ethernet Pro 100] (rev 08) Subsystem: Compaq Computer Corporation 82559 Fast Ethernet LOM with Alert on LAN* Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- [disabled] [size=1M] Capabilities: [dc] Power Management version 2 Flags: PMEClk- DSI+ D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold+) Status: D0 PME-Enable- DSel=0 DScale=2 PME- 0000:02:07.0 SCSI storage controller: Adaptec AIC-7892P U160/m (rev 02) Subsystem: Compaq Computer Corporation: Unknown device b1bc Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- [disabled] [size=128K] Capabilities: [dc] Power Management version 2 Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-) Status: D0 PME-Enable- DSel=0 DScale=0 PME- [7.6.] SCSI information (from /proc/scsi/scsi) Attached devices: Host: scsi0 Channel: 00 Id: 00 Lun: 00 Vendor: COMPAQPC Model: MAJ3091MP Rev: 1812 Type: Direct-Access ANSI SCSI revision: 02 [7.7.] Other information that might be relevant to the problem (please look in /proc and include all information that you think to be relevant): /var/log/messages contains: Apr 11 06:47:29 greux syslogd 1.4.1#14: restart. Apr 11 07:17:19 greux -- MARK -- Apr 11 07:37:19 greux -- MARK -- Apr 11 07:57:19 greux -- MARK -- Apr 11 08:17:19 greux -- MARK -- Apr 11 08:37:19 greux -- MARK -- Apr 11 08:39:22 greux kernel: recvmsg bug: copied 7CCF6E4D seq 7CCF6EDC Apr 11 08:39:22 greux last message repeated 90 times Apr 11 08:39:22 greux kernel: CCF6EDC Apr 11 08:39:22 greux kernel: recvmsg bug: copied 7CCF6E4D seq 7CCF6EDC Apr 11 08:39:22 greux last message repeated 1336 times Apr 11 08:39:22 greux kernel: CCF6EDC Apr 11 08:39:22 greux kernel: recvmsg bug: copied 7CCF6E4D seq 7CCF6EDC Apr 11 08:39:22 greux last message repeated 1455 times Apr 11 08:39:22 greux kernel: CCF6EDC [...] Apr 11 08:45:15 greux kernel: recvmsg bug: copied 7CCF6E4D seq 7CCF6EDC Apr 11 08:45:15 greux last message repeated 3787 times Apr 11 08:45:15 greux kernel: CCF6EDC Apr 11 08:45:15 greux kernel: recvmsg bug: copied 7CCF6E4D seq 7CCF6EDC Apr 11 08:45:16 greux last message repeated 3399 times Apr 11 08:45:16 greux kernel: CCF6EDC Apr 11 08:45:16 greux kernel: recvmsg bug: copied 7CCF6E4D seq 7CCF6EDC Apr 11 17:06:29 greux syslogd 1.4.1#14: restart. Apr 11 17:06:29 greux kernel: klogd 1.4.1#14, log source = /proc/kmsg started. Apr 11 17:06:29 greux kernel: Inspecting /boot/System.map-2.4.25 [...] (I rebooted the machine at 17:06.) I've just done some pings: loria1:~> ping greux PING greux.loria.fr (152.81.2.43) 56(84) bytes of data. 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=1 ttl=63 time=0.277 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=3 ttl=63 time=0.287 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=4 ttl=63 time=0.285 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=5 ttl=63 time=0.296 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=2 ttl=63 time=3876 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=9 ttl=63 time=0.282 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=10 ttl=63 time=0.287 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=11 ttl=63 time=0.280 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=12 ttl=63 time=0.351 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=6 ttl=63 time=6440 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=7 ttl=63 time=5441 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=8 ttl=63 time=4441 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=16 ttl=63 time=0.278 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=17 ttl=63 time=0.302 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=18 ttl=63 time=0.329 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=13 ttl=63 time=5019 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=14 ttl=63 time=4019 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=15 ttl=63 time=3020 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=23 ttl=63 time=0.284 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=19 ttl=63 time=4776 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=20 ttl=63 time=3776 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=21 ttl=63 time=2777 ms 64 bytes from greux.loria.fr (152.81.2.43): icmp_seq=22 ttl=63 time=1777 ms --- greux.loria.fr ping statistics --- 25 packets transmitted, 23 received, 8% packet loss, time 24110ms rtt min/avg/max/mdev = 0.277/1972.673/6440.864/2233.875 ms, pipe 7 It seems that there is still a network problem. - 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/