Re: Mangled file system directory panic

[Jarle Greipsland <jarle%uninett.no@localhost>]

coypu%SDF.ORG@localhost writes:
> On Thu, Aug 11, 2016 at 03:37:08PM +0200, Jarle Greipsland wrote:
>> [ Followups to port-i386, please ]
>> I wrote[1]:
>> > I have a system where I can almost deterministally provoke a
>> > kernel panic by doing a 'tar -zxpf comp.tgz'.
>> > 
>> > The panic messages reported by crash is something like:
>> > System panicked: /mnt: bad dir ino 42369 at offset 560: NUL in name [] i=0, namlen=4
[ ... ]
>> I have since managed to pin-point where things started to go
>> wrong -- CVS commit-wise.  A -current kernel from CVS with tag
>> '2016.04.03.03.00.00' works just fine, while a kernel with tag
>> '2016.04.03.07.00.00' panics.  The only significant commit in
>> that interval is a change of compiler for the i386 port to GCC
>> 5.3 (http://mail-index.netbsd.org/source-changes/2016/04/03/msg073782.html).
>> 
>> Are there known bugs in our compiler for (plain) i486 systems?
[ ... ]

> Is that PR/51094?
It certainly looks closely related, symptom-wise.  I have tried
the suggested workaround, but the kernel still panics.

				-jarle