Date: Mon, 27 May 1996 15:00:03 -0700 (PDT) From: Andrew Herdman <andrew@why.whine.com> To: freebsd-bugs Subject: Re: kern/1252: problem with cd9660 driver Message-ID: <199605272200.PAA18036@freefall.freebsd.org>
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The following reply was made to PR kern/1252; it has been noted by GNATS. From: Andrew Herdman <andrew@why.whine.com> To: Joerg Wunsch <joerg_wunsch@uriah.heep.sax.de> Cc: joerg_wunsch@uriah.heep.sax.de, FreeBSD-gnats-submit@FreeBSD.ORG Subject: Re: kern/1252: problem with cd9660 driver Date: Mon, 27 May 1996 17:49:36 -0400 On Mon, 27 May 1996, J Wunsch wrote: > As Andrew Herdman wrote: > > > > Where is it mounted? From the SCSI, or the ATAPI CDROM? > > > It happens with both SCSI and ATAPI devices. The system I use at home is > > SCSI and the one at work is ATAPI and they both give the same result, > > which is !crash! > > I'm afraid you will have to investigate more if you want this solved. > Nobody else except you complained about it, and i'm pretty sure there > are enough other people like me who regularly scan entire CDs. So it > looks like it's only reproducible in your situation. > > (Perhaps you can get a kernel core dump? DDB output?) Ok i just did it and got a core and here is what gdb shows me: gdb -k kernel.1 vmcore.1 GDB is free software and you are welcome to distribute copies of it under certain conditions; type "show copying" to see the conditions. There is absolutely no warranty for GDB; type "show warranty" for details. GDB 4.13 (i386-unknown-freebsd), Copyright 1994 Free Software Foundation, Inc...(no debugging symbols found)... IdlePTD 1df000 current pcb at 1cbb18 panic: vwakeup: neg numoutput #0 0xf017a547 in boot () (kgdb) bt #0 0xf017a547 in boot () #1 0xf0115236 in panic () #2 0xf012cbab in vwakeup () #3 0xf01297ee in biodone () #4 0xf0154153 in cd_strategy () #5 0xf0158dec in scsi_strategy () #6 0xf01539b8 in cdstrategy () #7 0xf0135d5a in spec_strategy () #8 0xf01050a0 in cd9660_strategy () #9 0xf012ac83 in cluster_read () #10 0xf01046d5 in cd9660_read () #11 0xf0131bd8 in vn_read () #12 0xf01168a7 in read () #13 0xf0180321 in syscall () #14 0xf0177e15 in Xsyscall () #15 0x6012 in ?? () #16 0x6cb0 in ?? () #17 0x1095 in ?? () I'll also put the dumps for anon ftp from ghoul.uunet.ca in /pub/ Andrew
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