Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 17 Oct 2002 03:40:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 17 Oct 2002 03:40:38 -0400 Received: from node181b.a2000.nl ([62.108.24.27]:30891 "EHLO ddx.a2000.nu") by vger.kernel.org with ESMTP id ; Thu, 17 Oct 2002 03:40:35 -0400 Date: Thu, 17 Oct 2002 09:46:42 +0200 (CEST) From: raid@ddx.a2000.nu To: linux-raid@vger.kernel.org cc: linux-kernel@vger.kernel.org Subject: raidsetfaulty (on raid5) gives kernel oops Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1982 Lines: 67 Hi, tried to fail a disk on my raid5 array so i did : 'raidsetfaulty /dev/md0 /dev/sdf1' and then i have this in my kernel log : -- raid5: Disk failure on sdf1, disabling device. Operation continuing on 4 devices md: updating md0 RAID superblock on device md: sdf1 [events: 00000002]<6>(write) sdf1's sb offset: 117218176 md: recovery thread got woken up ... md0: no spare disk to reconstruct array! -- continuing in degraded mode Unable to handle kernel NULL pointer dereference at virtual address 00000000 printing eip: c025a526 *pde = 00000000 md: recovery thread finished ... Oops: 0000 CPU: 3 EIP: 0010:[] Not tainted EFLAGS: 00010206 eax: 00000000 ebx: 00000000 ecx: 00000400 edx: de718000 esi: 00000000 edi: de718000 ebp: 00001000 esp: de6e1f34 ds: 0018 es: 0018 ss: 0018 Process raid5d (pid: 575, stackpage=de6e1000) Stack: dfb05780 dfb05780 de719000 c02557e2 de718000 00000000 00001000 0000005d 00000851 ce919200 dfb05780 df748500 dea14c94 dea14c80 c0255b57 dfb05780 00000002 c166b72c 00000064 00000000 de6e0000 c166b400 dfb05700 dfb05708 Call Trace: [] [] [] [] [] [] Code: f3 a5 e9 53 ff ff ff 8d 76 00 c1 e9 02 89 d7 f3 a5 a4 e9 43 -- i can still access my raid5 device (so i don't know if this is just something i can ignore ?) /proc/mdstat gives me : -- Personalities : [raid0] [raid5] read_ahead 1024 sectors md0 : active raid5 sdf1[4](F) sde1[3] sdd1[2] sdc1[1] sdb1[0] 468872704 blocks level 5, 64k chunk, algorithm 0 [5/4] [UUUU_] unused devices: -- System is an Intel Dual Xeon 2 Ghz (with htt enabled) 512mb memory 3ware 7850 with 6*120gb 7200 2mb wdc ide kernel 2.4.20-pre10 - 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/