From owner-freebsd-current@FreeBSD.ORG Mon Aug 25 16:22:40 2003 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id CF48716A4BF for ; Mon, 25 Aug 2003 16:22:40 -0700 (PDT) Received: from boreas.isi.edu (boreas.isi.edu [128.9.160.161]) by mx1.FreeBSD.org (Postfix) with ESMTP id 3A06F43FEC for ; Mon, 25 Aug 2003 16:22:38 -0700 (PDT) (envelope-from larse@ISI.EDU) Received: from isi.edu (keg.isi.edu [128.9.160.108]) by boreas.isi.edu (8.11.6p2/8.11.2) with ESMTP id h7PNMYn06286; Mon, 25 Aug 2003 16:22:34 -0700 (PDT) Message-ID: <3F4A9A51.4000002@isi.edu> Date: Mon, 25 Aug 2003 16:22:57 -0700 From: Lars Eggert Organization: USC Information Sciences Institute User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.5a) Gecko/20030718 X-Accept-Language: en-us, en MIME-Version: 1.0 To: ticso@cicely.de References: <3F4AD502.5010709@isi.edu> <3F4A7B91.8070803@isi.edu> <20030825223418.GJ39362@cicely12.cicely.de> In-Reply-To: <20030825223418.GJ39362@cicely12.cicely.de> Content-Type: multipart/signed; protocol="application/x-pkcs7-signature"; micalg=sha1; boundary="------------ms020803090807040404050603" cc: current Subject: Re: panic with CF drive + USB reader X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 25 Aug 2003 23:22:41 -0000 This is a cryptographically signed message in MIME format. --------------ms020803090807040404050603 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Bernd, > . > Seems that handling the stalled condition failed. > Can you try the following patch: I was *just* going to write you saying it was still running with this patch, which would have been the longest yet. But then I saw these messages: umass0: BBB reset failed, STALLED (da2:umass-sim0:0:0:0): AutoSense Failed umass0: BBB reset failed, STALLED (da2:umass-sim0:0:0:0): AutoSense Failed initiate_write_filepage: already started initiate_write_filepage: already started initiate_write_filepage: already started umass0: BBB reset failed, STALLED (da2:umass-sim0:0:0:0): AutoSense Failed umass0: BBB reset failed, STALLED (da2:umass-sim0:0:0:0): AutoSense Failed initiate_write_filepage: already started And the box paniced again: panic: initiate_write_inodeblock_ufs2: already started cpuid = 0; lapic.id = 00000000 Stack backtrace: backtrace(c033157d,0,c0341a7f,e96a1ab0,100) at backtrace+0x17 panic(c0341a7f,c01bc427,c7dabdf4,e96a1ad0,e96a1ad0) at panic+0x13d initiate_write_inodeblock_ufs2(c6f4cb00,d29060b8,c01fd879,0,d29060b8) at initiate_write_inodeblock_ufs2+0x68f softdep_disk_io_initiation(d29060b8,c17fbf30,e96a1bb4,c01fda2b,d29060b8) at softdep_disk_io_initiation+0x80 spec_xstrategy(c6d88490,d29060b8,e96a1bb4,c017dfcc,e96a1be0) at spec_xstrategy+0x104 spec_specstrategy(e96a1be0,e96a1bfc,c01f8550,e96a1be0,1) at spec_specstrategy+0x1b spec_vnoperate(e96a1be0,1,c6bfc800,d2a5f680,e96a1bdc) at spec_vnoperate+0x18 bwrite(d29060b8,1000000,c63304c0,e96a1c3c,80012) at bwrite+0x403 vfs_bio_awrite(d29060b8,80012,0,c63304c0,c017dfcc) at vfs_bio_awrite+0x27b vop_stdfsync(e96a1cdc,0,c6d88490,e96a1ca4,c017dfcc) at vop_stdfsync+0x1b1 spec_fsync(e96a1cdc,e96a1d18,c020b613,e96a1cdc,20002) at spec_fsync+0x31 spec_vnoperate(e96a1cdc,20002,c63304c0,c0335c1b,0) at spec_vnoperate+0x18 sched_sync(0,e96a1d48,0,0,0) at sched_sync+0x1e3 fork_exit(c020b430,0,e96a1d48) at fork_exit+0xb2 fork_trampoline() at fork_trampoline+0x8 --- trap 0x1, eip = 0, esp = 0xe96a1d7c, ebp = 0 --- Debugger("panic") Stopped at Debugger+0x4f: xchgl %ebx,in_Debugger.0 It seems that this happens under light or no load only. I had been doing a heavy cycle of dump/restore/dd, etc, and all was well. Could it be that the MicroDrive does some kind of internal power management that delays its reponses some, and the kernel doesn't expect that? 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