[DragonFlyBSD - Bug #2276] umount mfs crash - Fatal trap 12

[Thomas Nikolajsen via Redmine <bugtracker-admin@xxxxxxxxxxxxxxxxxxxxx>]

Issue #2276 has been updated by Thomas Nikolajsen.


Core dump uploaded to leaf: ~thomas/crash/38

How to reproduce (results in immediate crash here every time):
on i386 (didn't try x86_64 yet)
# mount mfs file system, and umount i again
mkdir /boot/tmp2
mount -t mfs -o -s=655360 swap /boot/tmp2
umount /boot/tmp2
----------------------------------------
Bug #2276: umount mfs crash - Fatal trap 12
http://bugs.dragonflybsd.org/issues/2276

Author: Thomas Nikolajsen
Status: New
Priority: Normal
Assignee: 
Category: 
Target version: 


Using fresh master (January 17th 2012),
umount of mfs mount crashes system.

This happens every time; core dump avail on request.

 -thomas
-
Fatal trap 12: page fault while in kernel mode
..
> trace
vfs_start()
sys_mount()


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