reproducible kernel crash with quota

[6bone%6bone.informatik.uni-leipzig.de@localhost]

Hello,

since I already have some open bugs with reproducible kernel crashes, I'm 
only writing this to the mailing list.

how to reproduce the crash: /etc/rc.d/quota restart

dmesg:

[   412.047595] panic: kernel diagnostic assertion 
"dq->dq_ump->um_quotas[dq->dq 
_type] != vp" failed: file "/usr/src/sys/ufs/ufs/ufs_quota.c", line 978
[   412.047595] cpu8: Begin traceback...
[   412.047595] vpanic() at netbsd:vpanic+0x156
[   412.057595] kern_assert() at netbsd:kern_assert+0x4b
[   412.057595] dqflush() at netbsd:dqflush+0x92
[   412.057595] quota1_handle_cmd_quotaoff() at 
netbsd:quota1_handle_cmd_quotaof 
f+0x120
[   412.057595] ufs_quotactl() at netbsd:ufs_quotactl+0x3d
[   412.057595] VFS_QUOTACTL() at netbsd:VFS_QUOTACTL+0x22
[   412.057595] vfs_quotactl_quotaoff() at 
netbsd:vfs_quotactl_quotaoff+0x1b
[   412.057595] do_sys_quotactl() at netbsd:do_sys_quotactl+0xf1
[   412.067595] sys___quotactl() at netbsd:sys___quotactl+0x2e
[   412.067595] syscall() at netbsd:syscall+0x196
[   412.067595] --- syscall (number 473) ---
[   412.067595] netbsd:syscall+0x196:
[   412.067595] cpu8: End traceback...

[   412.067595] dumping to dev 168,1 (offset=8, size=33425953):
[   412.067595] dump


(gdb) target kvm netbsd.1.core

0xffffffff80226145 in cpu_reboot (howto=howto@entry=260, 
bootstr=bootstr@entry=0x0) at /usr/src/sys/arch/amd64/amd64/machdep.c:720
720                     dumpsys();
(gdb) bt
#0  0xffffffff80226145 in cpu_reboot (howto=howto@entry=260, 
bootstr=bootstr@entry=0x0) at /usr/src/sys/arch/amd64/amd64/machdep.c:720
#1  0xffffffff80d39a67 in kern_reboot (howto=howto@entry=260, 
bootstr=bootstr@entry=0x0) at /usr/src/sys/kern/kern_reboot.c:73
#2  0xffffffff80d7e722 in vpanic (fmt=0xffffffff81390ac8 "kernel 
%sassertion \"%s\" failed: file \"%s\", line %d ", 
ap=ap@entry=0xffffb30927a7bcc8) at /usr/src/sys/kern/subr_prf.c:290
#3  0xffffffff80f3e47f in kern_assert (fmt=fmt@entry=0xffffffff81390ac8 
"kernel %sassertion \"%s\" failed: file \"%s\", line %d ") at 
/usr/src/sys/lib/libkern/kern_assert.c:51
#4  0xffffffff80cbc937 in dqflush (vp=0xffffa7149294cd00) at 
/usr/src/sys/ufs/ufs/ufs_quota.c:978
#5  0xffffffff80cbd173 in quota1_handle_cmd_quotaoff 
(l=l@entry=0xffffa7147954eb80, ump=0xffffa7149627a900, type=1) at 
/usr/src/sys/ufs/ufs/ufs_quota1.c:461
#6  0xffffffff80cbbbd1 in quota_handle_cmd_quotaoff 
(args=0xffffb30927a7be30, l=0xffffa7147954eb80, mp=0xffffa7149626f000) at 
/usr/src/sys/ufs/ufs/ufs_quota.c:675
#7  0xffffffff80cc480c in ufs_quotactl (mp=0xffffa7149626f000, 
args=0xffffb30927a7be30) at /usr/src/sys/ufs/ufs/ufs_vfsops.c:142
#8  0xffffffff80ddf825 in VFS_QUOTACTL (mp=mp@entry=0xffffa7149626f000, 
args=args@entry=0xffffb30927a7be30) at /usr/src/sys/kern/vfs_subr.c:1449
#9  0xffffffff80ddce21 in vfs_quotactl_quotaoff 
(mp=mp@entry=0xffffa7149626f000, idtype=<optimized out>) at 
/usr/src/sys/kern/vfs_quotactl.c:193
#10 0xffffffff80de3071 in do_sys_quotactl_quotaoff (idtype=<optimized 
out>, mp=0xffffa7149626f000) at /usr/src/sys/kern/vfs_syscalls.c:1125
#11 do_sys_quotactl (path_u=<optimized out>, 
args=args@entry=0xffffb30927a7bf50) at 
/usr/src/sys/kern/vfs_syscalls.c:1203
#12 0xffffffff80de34df in sys___quotactl (l=<optimized out>, 
uap=0xffffb30927a7c000, retval=<optimized out>) at 
/usr/src/sys/kern/vfs_syscalls.c:1232
#13 0xffffffff805726ee in sy_call (rval=0xffffb30927a7bfb0, 
uap=0xffffb30927a7c000, l=0xffffa7147954eb80, sy=0xffffffff81888338 
<sysent+11352>) at /usr/src/sys/sys/syscallvar.h:65
#14 sy_invoke (code=473, rval=0xffffb30927a7bfb0, uap=0xffffb30927a7c000, 
l=0xffffa7147954eb80, sy=0xffffffff81888338 <sysent+11352>) at 
/usr/src/sys/sys/syscallvar.h:94
#15 syscall (frame=0xffffb30927a7c000) at 
/usr/src/sys/arch/x86/x86/syscall.c:138
#16 0xffffffff8020b25d in handle_syscall ()
#17 0x000076b67bfbf010 in ?? ()
#18 0x00007f7fffe65c90 in ?? ()
#19 0x0000000000000001 in ?? ()
#20 0x000076b67aff94eb in ?? ()
#21 0x0000000000000000 in ?? ()

Maybe someone can fix the problem.


Thank you for your efforts


Regards
Uwe