Date: Sat, 4 Sep 2004 03:03:00 GMT From: Mark Derbyshire <mark@taom.com> To: freebsd-gnats-submit@FreeBSD.org Subject: kern/71357: Panic when starting vinum at boot Message-ID: <200409040303.i84330u0021805@www.freebsd.org> Resent-Message-ID: <200409040310.i843AVhA021508@freefall.freebsd.org>
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>Number: 71357 >Category: kern >Synopsis: Panic when starting vinum at boot >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sat Sep 04 03:10:30 GMT 2004 >Closed-Date: >Last-Modified: >Originator: Mark Derbyshire >Release: FreeBSD 5.3-BETA2 >Organization: >Environment: FreeBSD newbsd.taom.com 5.3-BETA2 FreeBSD 5.3-BETA2 #1: Sat Aug 28 21:29:15 UTC 2004 root@mack.dcsl.buffalo.edu:/usr/obj/usr/src/sys/GENERIC i386 ABIT VT7 mainboard >Description: When start_vinum="YES" is set in rc.conf, system panics on boot even when there are no vinum disks. Handcopied console messages: Mounting root from ufs:/dev/ad0s1a Pre-seeding PRNG: kickstart. Loading configuration files. Entropy harvesting: interrupts ethernet point_to_point kickstart. vinum: loaded panic: umount: dangling vnode cpuid = 0; KDB: enter: panic [thread 100063] stopped at kdb_enter+0x2b: nop db> trace kdb_enter+0x2b panic+0x131 vfs_mount_destroy+0x1d getdiskbyname+0x173 open_drive+0x21 init_drive+0x1c read_drive_label+0x11 check_drive+0x4c vinum_scan_disk+0x220 vinum_super_ioctl+0x4d0 vinum_ioctl+0x39 spec_ioctl+0x152 spec_vnoperate+0x13 vn_ioctl+0x19f ioctl+0x3e0 syscall(2f, 2f, 2f, 0, 1)+0x217 Xint0x80_syscall+0x1f >How-To-Repeat: Add start_vinum="YES" to rc.conf and reboot. My system configuration contained a PATA drive as IDE 1 bus master, a DVD as IDE 2 bus master. The mainboard has two SATA channels that normally attach to the vinum drives, but these were not connected at the time. >Fix: >Release-Note: >Audit-Trail: >Unformatted:
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