Date: Tue, 27 Mar 2001 19:12:53 -0800 (PST) From: darkwalker@bigfoot.com To: freebsd-gnats-submit@FreeBSD.org Subject: kern/26162: Trying to read a non-fixated CD-R causes a panic Message-ID: <200103280312.f2S3Cro85072@freefall.freebsd.org>
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>Number: 26162 >Category: kern >Synopsis: Trying to read a non-fixated CD-R causes a panic >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Mar 27 19:20:01 PST 2001 >Closed-Date: >Last-Modified: >Originator: Michael Lothian >Release: 5.0-CURRENT as of Tue Mar 27 19:03:06 PST 2001 >Organization: >Environment: FreeBSD stones.internal.dsmx.net 5.0-CURRENT FreeBSD 5.0-CURRENT #1: Tue Mar 27 10:46:29 PST 2001 root@stones.internal.dsmx.net:/usr/src/sys/compile/STONES i386 >Description: Trying to mount a non-fixated CD-R panics the kernel. Such a CD can be made with 'burncd -f /dev/acd4c data file1' (note no 'fixate') No crash dump and the info associated with it, the kernel hangs when trying to reset the ATA controller This panics the kernel trying to mount with both an ATAPI CD rewriter drive and with an ATAPI CD-ROM drive. The panic message had an Instruction pointer of 0x8:0xc012f27c nm -a kernel.debug | grep c012f c012fee0 t acd_describe c012fd68 t acd_init_lun c012fe38 t acd_make_dev c012f81c T acdattach c012fb30 T acddetach c012f52c t atapi_cmd2str c012f1ac T atapi_dump c012f1f8 t atapi_read c012f77c t atapi_skey2str c012f0c0 T atapi_test_ready c012f3dc t atapi_timeout c012f4e4 t atapi_type c012f100 T atapi_wait_dsc c012f2f0 t atapi_write >How-To-Repeat: execute 'mount /dev/acd4c /cdrom' with a non-fixated CDR in the drive >Fix: none known >Release-Note: >Audit-Trail: >Unformatted: To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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