kern/67794: ffs panic during high filesystem activity

Fernando Schapachnik fernando at mecon.gov.ar
Thu Jun 10 12:40:45 GMT 2004


>Number:         67794
>Category:       kern
>Synopsis:       ffs panic during high filesystem activity
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Jun 10 12:40:25 GMT 2004
>Closed-Date:
>Last-Modified:
>Originator:     Fernando Schapachnik
>Release:        FreeBSD 4.10-RELEASE i386
>Organization:
>Environment:
System: FreeBSD bal740r0.mecon.gov.ar 4.10-RELEASE FreeBSD 4.10-RELEASE #0: Mon May 31 13:07:37 ART 2004 root at bal740r0.mecon.gov.ar:/usr/obj/usr/src/sys/BAL740R0 i386

df output:

Filesystem  1K-blocks    Used   Avail Capacity  Mounted on
/dev/ad0s3a    128990   35494   83178    30%    /
/dev/ad0s3g   1032142  539432  410140    57%    /home
/dev/ad0s3f    128990     230  118442     0%    /tmp
/dev/ad0s3h  10202742 6932744 2453780    74%    /usr
/dev/ad0s3e    516062   99028  375750    21%    /var
procfs              4       4       0   100%    /proc
linprocfs           4       4       0   100%    /usr/compat/linux/proc
/dev/ad0s2    7069036  572084 5931430     9%    /other

dmesg | egrep -e "CPU|ata"
CPU: Intel Pentium III (996.77-MHz 686-class CPU)
atapci0: <Intel ICH ATA66 controller> port 0x1800-0x180f at device 31.1 on pci0
ata0: at 0x1f0 irq 14 on atapci0
ata1: at 0x170 irq 15 on atapci0
ad0: 19458MB <ST320410A> [39535/16/63] at ata0-master UDMA66
acd0: CDROM <LTN486S> at ata1-master PIO4


	
>Description:
	

	Panic while doing a lot of file system activity (eg, compiling KDE) while doing something else.

Jun  2 16:16:38 bal740r0 /kernel: panic: ffs_blkfree: bad size
Jun  9 11:52:46 bal740r0 /kernel: panic: ffs_valloc: dup alloc

	This never happened previous to the upgrade to 4.10 (previous version was 4.8 and 4.7 before that).
>How-To-Repeat:
	
	cd /usr/ports/x11/kde3; make
>Fix:
	Don't know.
	


>Release-Note:
>Audit-Trail:
>Unformatted:


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