Re: SUJ update

On Sun, 2 May 2010, Fabien Thomas wrote:

> 	Hi Jeff,
>
> Before sending the 'bad' part i would like to say that it is very useful and save me a lot of time after a crash.
>
> I've updated the ports and there was no more space on the FS.
> It end up with this backtrace (After one reboot the kernel crashed a second time with the same backtrace):

When did you update?  I fixed a bug that looked just like this a day or 
two ago.

Thanks,
Jeff

>
> (kgdb) bt
> #0  doadump () at /usr/home/fabient/fabient-sandbox/sys/kern/kern_shutdown.c:245
> #1  0xc0a1a8fe in boot (howto=260) at /usr/home/fabient/fabient-sandbox/sys/kern/kern_shutdown.c:416
> #2  0xc0a1ad4c in panic (fmt=Could not find the frame base for "panic".
> ) at /usr/home/fabient/fabient-sandbox/sys/kern/kern_shutdown.c:590
> #3  0xc0d058b3 in remove_from_journal (wk=0xc4b4aa80) at /usr/home/fabient/fabient-sandbox/sys/ufs/ffs/ffs_softdep.c:2204
> #4  0xc0d07ebb in cancel_jaddref (jaddref=0xc4b4aa80, inodedep=0xc46bed00, wkhd=0xc46bed5c)
>    at /usr/home/fabient/fabient-sandbox/sys/ufs/ffs/ffs_softdep.c:3336
> #5  0xc0d09401 in softdep_revert_mkdir (dp=0xc46ba6cc, ip=0xc4bba244)
>    at /usr/home/fabient/fabient-sandbox/sys/ufs/ffs/ffs_softdep.c:3898
> #6  0xc0d37c49 in ufs_mkdir (ap=0xc8510b2c) at /usr/home/fabient/fabient-sandbox/sys/ufs/ufs/ufs_vnops.c:1973
> #7  0xc0e7bc6e in VOP_MKDIR_APV (vop=0xc1085ea0, a=0xc8510b2c) at vnode_if.c:1534
> #8  0xc0add64a in VOP_MKDIR (dvp=0xc485e990, vpp=0xc8510bec, cnp=0xc8510c00, vap=0xc8510b6c) at vnode_if.h:665
> #9  0xc0add58f in kern_mkdirat (td=0xc4649720, fd=-100, path=0x804e9a0 <Address 0x804e9a0 out of bounds>,
>    segflg=UIO_USERSPACE, mode=448) at /usr/home/fabient/fabient-sandbox/sys/kern/vfs_syscalls.c:3783
> #10 0xc0add2fe in kern_mkdir (td=0xc4649720, path=0x804e9a0 <Address 0x804e9a0 out of bounds>, segflg=UIO_USERSPACE, mode=448)
>    at /usr/home/fabient/fabient-sandbox/sys/kern/vfs_syscalls.c:3727
> #11 0xc0add289 in mkdir (td=0xc4649720, uap=0x0) at /usr/home/fabient/fabient-sandbox/sys/kern/vfs_syscalls.c:3706
> #12 0xc0e5324b in syscall (frame=0xc8510d38) at /usr/home/fabient/fabient-sandbox/sys/i386/i386/trap.c:1116
> #13 0xc0e2b3c0 in Xint0x80_syscall () at /usr/home/fabient/fabient-sandbox/sys/i386/i386/exception.s:261
> #14 0x00000033 in ?? ()
> Previous frame inner to this frame (corrupt stack?)
> (kgdb)
>
> Regards,
> Fabien
>
>
>> Hello,
>>
>> I fixed a few SUJ bugs.  If those of you who reported one of the following bugs could re-test I would greatly appreciate it.
>>
>> 1)  panic on gnome start via softdep_cancel_link().
>> 2)  Difficulty setting flags on /.  This can only be done from a direct boot into single user but there were problems with tunefs that could lead to the kernel and disk becoming out of sync with filesystem state.
>> 3)  Kernel compiles without SOFTUPDATES defined in the config now work.
>>
>> I have had some reports of a hang waiting on journal space with certain types of activity.  I have only had this reported twice and I am not able to reproduce no matter how much load I throw at the machine.  If you reproduce this please try to get a coredump or minidump.
>>
>> Thanks,
>> Jeff
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