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From devnull@lkml.org Wed May 29 02:33:17 2024 Received: from entropy.muc.muohio.edu (IDENT:root@entropy.muc.muohio.edu [134.53.213.10]) by herbie.ucs.indiana.edu (8.9.3/8.9.3) with ESMTP id LAA07263 for ; Fri, 18 Jun 1999 11:34:15 -0500 (EST) Received: from vger.rutgers.edu (vger.rutgers.edu [128.6.190.2]) by entropy.muc.muohio.edu (8.8.7/8.8.7) with ESMTP id MAA28223; Fri, 18 Jun 1999 12:34:03 -0400 Received: by vger.rutgers.edu via listexpand id ; Fri, 18 Jun 1999 11:52:50 -0400 Received: by vger.rutgers.edu id ; Fri, 18 Jun 1999 11:36:28 -0400 Received: from ns.weiden.de ([193.203.186.3]:4289 "EHLO ns.weiden.de") by vger.rutgers.edu with ESMTP id ; Fri, 18 Jun 1999 11:20:19 -0400 Received: from mikeg.weiden.de (mikeg.weiden.de [193.203.186.200]) by ns.weiden.de (8.9.1/8.9.1) with ESMTP id RAA03799 for ; Fri, 18 Jun 1999 17:23:16 +0200 (MET DST) Received: from localhost (mikeg@localhost) by mikeg.weiden.de (8.8.3/8.8.3) with ESMTP id PAA00668 for ; Fri, 18 Jun 1999 15:19:59 GMT X-Authentication-Warning: mikeg.weiden.de: mikeg owned process doing -bs Date: Fri, 18 Jun 1999 17:19:59 +0200 (CEST) From: Mike Galbraith To: linux-kernel Subject: 2.3.7-pre5 file corruption Message-Id: Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: owner-linux-kernel@vger.rutgers.edu Precedence: bulk X-Loop: majordomo@vger.rutgers.edu X-Orcpt: rfc822;linux-kernel-outgoing-dig Hi, I gave 2.3.7-pre5 a (cautious) run today, and saw some file corruption. For example, every time klogd starts at boot, I see corruption like that in the extracted log data below. I have seen bits of C source and ascii text in this spot. Mostly, logging works properly. If klogd hasn't done anything in a (short) while, the next message logged will begin with data from some unknown source. I saw similar corruption in a mailbox after accidentally booting (oops) the wrong kernel and calling fetchmail before realizing I had turned it loose on a live fs. Fsck found nothing wrong. This is gcc-2.7.2.3 compiled virgin 2.3.7-pre5 source. /var/log/kernel extract: Jun 18 11:11:16 kernel: klogd 1.3-3, log source = /proc/kmsg started. Jun 18 11:11:17 kernel: Loaded 18001 symbols from /boot/current/System.map. Jun 18 11:11:17 kernel: Symbols match kernel version 2.3.6. Jun 18 11:11:17 kernel: Loaded 56 symbols from 6 modules. €€€€€€€€€€€€€€€ kernel: klogd 1.3-3, log source = /proc/kmsg started. Jun 18 11:32:36 kernel: Loaded 8367 symbols from /boot/current/System.map. Jun 18 11:32:36 kernel: Symbols match kernel version 2.3.7. Jun 18 11:32:36 kernel: Loaded 54 symbols from 4 modules. Jun 18 11:32:36 kernel: Linux version 2.3.7 (root@mikeg) (gcc version 2.7.2.3) #1 Fri Jun 18 11:05:17 CEST 1999 ... (started iozone 100 8192 in scratch fs here) €€€€€€€€€€€€€€€ kernel: bh c0001a40 (0832:5): count=1, state=0x0009 Jun 18 11:34:17 kernel: bh c00018c0 (0832:1): count=1, state=0x0009 Jun 18 11:34:17 kernel: bh c06bdae0 (0814:12561): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bda80 (0814:12560): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bda20 (0814:12559): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd9c0 (0814:12558): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd960 (0814:12557): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd900 (0814:12556): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd8a0 (0814:12555): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd840 (0814:12554): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd7e0 (0814:12553): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd780 (0814:12552): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd720 (0814:12551): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd6c0 (0814:12550): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd660 (0814:12549): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd600 (0814:12548): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd5a0 (0814:12547): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd540 (0814:12546): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd4e0 (0814:12545): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd480 (0814:12544): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd420 (0814:12543): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd3c0 (0814:12542): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd360 (0814:12541): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd300 (0814:12540): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd2a0 (0814:12539): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd240 (0814:12538): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd1e0 (0814:12537): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd180 (0814:12536): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd120 (0814:12535): count=0, state=0x0003 Jun 18 11:34:17 kernel: bh c06bd0c0 (0814:12534): count=0, state=0x0003 ... €€€€€€€€€€€€€€€ kernel: SysRq: Show Regs Jun 18 11:54:06 kernel: Jun 18 11:54:06 kernel: EIP: 0010:[hard_idle+33/64] EFLAGS: 00000246 Jun 18 11:54:06 kernel: EAX: c02a4000 EBX: c0296000 ECX: c0296000 EDX: c027a19c Jun 18 11:54:06 kernel: ESI: 00000000 EDI: 0002062c EBP: 00000912 DS: 0018 ES: 0018 Jun 18 11:54:06 kernel: CR0: 8005003b CR2: 4004e000 CR3: 00101000 Jun 18 11:55:13 kernel: SysRq: Show Regs Jun 18 11:55:13 kernel: Jun 18 11:55:13 kernel: EIP: 0010:[cpu_idle+105/128] EFLAGS: 00000246 Jun 18 11:55:13 kernel: EAX: 0000000c EBX: c0296000 ECX: c0296000 EDX: c027a19c Jun 18 11:55:13 kernel: ESI: 00000000 EDI: 00022058 EBP: 00000912 DS: 0018 ES: 0018 Jun 18 11:55:13 kernel: CR0: 8005003b CR2: 4004e000 CR3: 00101000 ... @Øòÿ¿8Ù @ s€@€ kernel: SysRq: Show Regs Jun 18 12:02:05 kernel: Jun 18 12:02:05 kernel: EIP: 0010:[hard_idle+33/64] EFLAGS: 00000246 Jun 18 12:02:05 kernel: EAX: c02a4000 EBX: c0296000 ECX: c0296000 EDX: c027a19c Jun 18 12:02:05 kernel: ESI: 00000000 EDI: 0002c0f7 EBP: 00000912 DS: 0018 ES: 0018 Jun 18 12:02:05 kernel: CR0: 8005003b CR2: 4004e000 CR3: 00101000 Jun 18 12:02:56 kernel: SysRq: Show Regs Jun 18 12:02:56 kernel: Jun 18 12:02:56 kernel: EIP: 0010:[do_con_trol+354/4912] EFLAGS: 00000297 Jun 18 12:02:56 kernel: EAX: c3b72c00 EBX: c3b72c00 ECX: 00000006 EDX: 00000000 Jun 18 12:02:56 kernel: ESI: 00000040 EDI: 00000004 EBP: 00000001 DS: 0018 ES: 0018 Jun 18 12:02:56 kernel: CR0: 8005003b CR2: 4004e000 CR3: 037ca000 ... kde/bin€EXINIT= kernel: SysRq: Show Regs Jun 18 12:21:45 kernel: Jun 18 12:21:45 kernel: EIP: 0010:[hard_idle+33/64] EFLAGS: 00000246 Jun 18 12:21:45 kernel: EAX: c02a4000 EBX: c0296000 ECX: c0296000 EDX: c027a19c Jun 18 12:21:45 kernel: ESI: 00000000 EDI: 00048dee EBP: 00000912 DS: 0018 ES: 0018 Jun 18 12:21:45 kernel: CR0: 8005003b CR2: 4004e000 CR3: 00101000 (that last one looks like env) Hardware: Main memory size: 80 Mbytes 1 GenuineIntel P5MMX step 4 @ 150.345453 Mhz 2 16550A serial ports 1 vga+ graphics device 1 keyboard 1 ethernet interface eth0: NE2000 SCSI devices: HP C2247-300 QUANTUM FIREBALL_TM2110S QUANTUM FIREBALL_TM2110S HP C2488A TOSHIBA CD-ROM XM-3601TA PCI bus devices: Host bridge: Intel 82434LX Mercury/Neptune (rev 16). IDE interface: PCTECH RZ1000 (buggy) (rev 1). Non-VGA device: Intel 82378IB (rev 3). VGA compatible controller: Cirrus Logic GD 5434 (rev 38). SCSI storage controller: Adaptec AIC-7871 (rev 0). VGA compatible controller: Matrox Mystique (rev 2). ver_linux: Kernel modules 2.2.2-pre4 Gnu C 2.8.1 (2.7.2.3 used for this kernel) Binutils 2.9.1.0.25 Linux C Library 2.1.1 Dynamic linker ldd (GNU libc) 2.1.1 Linux C++ Library 2.9.0 Procps 1.9.0 Mount 2.9s Net-tools 1.50 Kbd 0.96 Sh-utils 1.16 Modules Loaded parport_pc lp parport isofs nls_iso8859-1 nls_cp437 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/