Re: kern/42205: kernel panic at activated userquota

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

Hello

now a dump from the last panic:

uvm_fault(0xffffffff80c7a620, 0x0, 1) -> e
fatal page fault in supervisor mode
trap type 6 code 0 rip ffffffff803e4863 cs 8 rflags 10246 cr2  70 cpl 0 
rsp fff0
kernel: page fault trap, code=0
Stopped in pid 0.61 (system) at netbsd:qsync+0x103:     movq 
0x70(%rdx,%rax,8
),%r14
db{2}> trace
qsync() at netbsd:qsync+0x103
ffs_sync() at netbsd:ffs_sync+0x2eb
VFS_SYNC() at netbsd:VFS_SYNC+0x33
sync_fsync() at netbsd:sync_fsync+0x85
VOP_FSYNC() at netbsd:VOP_FSYNC+0x71
sched_sync() at netbsd:sched_sync+0x15d
db{2}> show registers
ds          0xb3e8
es          0x66a3
fs          0xaac0
gs          0x12
rdi         0xffff8000ada6b3e8
rsi         0
rbp         0xffff80007282ab20
rbx         0xffff8000ada6b3e8
rdx         0
rcx         0
rax         0
r8          0xffff80001f264000
r9          0x7c
r10         0xffff80001f264080
r11         0
r12         0xffff8000728164a0
r13         0xffff80008cd4d188
r14         0
r15         0xffff800072dddd48
rip         0xffffffff803e4863  qsync+0x103
cs          0x8
rflags      0x10246
rsp         0xffff80007282aaf0
ss          0x10
netbsd:qsync+0x103:     movq    0x70(%rdx,%rax,8),%r14
db{2}> cont
uvm_fault(0xffffffff80c7a620, 0x0, 1) -> e
fatal page fault in supervisor mode
trap type 6 code 0 rip ffffffff803e4863 cs 8 rflags 10246 cr2  70 cpl 0 
rsp fff0
kernel: page fault trap, code=0
Stopped in pid 0.61 (system) at netbsd:qsync+0x103:     movq 
0x70(%rdx,%rax,8
),%r14


regards
Uwe


On Thu, 29 Oct 2009, 
6bone%6bone.informatik.uni-leipzig.de@localhost wrote:

> Date: Thu, 29 Oct 2009 07:35:01 +0000 (UTC)
> From: 6bone%6bone.informatik.uni-leipzig.de@localhost
> Reply-To: gnats-bugs%NetBSD.org@localhost
> To: kern-bug-people%netbsd.org@localhost, gnats-admin%netbsd.org@localhost,
>     netbsd-bugs%netbsd.org@localhost, 
> 6bone%6bone.informatik.uni-leipzig.de@localhost
> Subject: Re: kern/42205: kernel panic  at activated userquota
>
> The following reply was made to PR kern/42205; it has been noted by GNATS.
>
> From: 6bone%6bone.informatik.uni-leipzig.de@localhost
> To: gnats-bugs%NetBSD.org@localhost
> Cc: kern-bug-people%netbsd.org@localhost, gnats-admin%netbsd.org@localhost, 
> netbsd-bugs%netbsd.org@localhost
> Subject: Re: kern/42205: kernel panic  at activated userquota
> Date: Thu, 29 Oct 2009 08:34:15 +0100 (CET)
>
> The new patch does not work. There was a crash last night.
> Unfortunately I can't report a trace, because ddb.onpanic was 0.
>
>
> Regards
> Uwe
>
> On Wed, 28 Oct 2009, 6bone%6bone.informatik.uni-leipzig.de@localhost wrote:
>
> > Date: Wed, 28 Oct 2009 06:40:04 +0000 (UTC)
> > From: 6bone%6bone.informatik.uni-leipzig.de@localhost
> > Reply-To: gnats-bugs%NetBSD.org@localhost
> > To: kern-bug-people%netbsd.org@localhost, gnats-admin%netbsd.org@localhost,
> >     netbsd-bugs%netbsd.org@localhost, 
> 6bone%6bone.informatik.uni-leipzig.de@localhost
> > Subject: Re: kern/42205: kernel panic  at activated userquota
> >
> > The following reply was made to PR kern/42205; it has been noted by GNATS.
> >
> > From: 6bone%6bone.informatik.uni-leipzig.de@localhost
> > To: gnats-bugs%NetBSD.org@localhost
> > Cc: kern-bug-people%netbsd.org@localhost, gnats-admin%netbsd.org@localhost, 
> netbsd-bugs%netbsd.org@localhost
> > Subject: Re: kern/42205: kernel panic  at activated userquota
> > Date: Wed, 28 Oct 2009 07:39:09 +0100 (CET)
> >
> > I applied the new patch. There was no crash in the last 24h. But it needs
> > some more days to say if it stable or not.
> >
> > Thank you for your efforts.
> >
> > Uwe
> >
> >
> >
> > On Mon, 26 Oct 2009, Manuel Bouyer wrote:
> >
> > > Thanks. But, I think this was not the right way to fix the problem.
> > > Can you try the attached one instead ? It should fix your problem, and some
> > > others (including one that I fixed the wrong way some time ago, this is
> > > the code in #if 0/#endif in the patch).
> > >
> > > I'm running with this patch on several systems now and it seems to work 
> fine.
> > >
> > > --
> > > Manuel Bouyer, LIP6, Universite Paris VI.           
> Manuel.Bouyer%lip6.fr@localhost
> > >      NetBSD: 26 ans d'experience feront toujours la difference
> > > --
> >
> >