panic during work with jailed postgresql8.4

[Bjoern A. Zeeb]

On Thu, 1 Apr 2010, Oleg Lomaka wrote:

Hi,

> I have a kernel panic when connect to postgresql8.4 server installed in one of jails from another jail. It's 100% reproducible.
> Also I have tried to connect from host machine to jailed pg server. That way it works fine without crash.
>
> Server configuration uses geli and zfs. Four disks encrypted using geli. And raidz2 is using ad8.eli, ad10.eli, ad12.eli, ad14.eli providers. All jails located at this raidz2 pool.
>
> Also I use ezjail for jails management. And it uses NFS to mount directories with base system.
>
> atal double fault
> rip = 0xffffffff8063510a
> rsp = 0xffffff80eaec5f50
> rbp = 0xffffff80eaec6040
> cpuid = 1; apic id = 02
> panic: double fault
> cpuid = 1
> Uptime: 7m11s
> Physical memory: 8169 MB
>
> uname -a
> FreeBSD cerberus.regredi.com 8.0-STABLE FreeBSD 8.0-STABLE #7 r206031: Thu Apr  1 13:43:57 EEST 2010     root at cerberus.regredi.com:/usr/obj/usr/src/sys/GENERIC  amd64
>
> Link to dmesg.boot:
> http://docs.google.com/leaf?id=0B-irbkAqk9i7OGY2ZWJiODgtOWJmMy00NDQ1LTliZDctZjU3N2YwNmMxNjZl&hl=en
>
> Link to kernel core backtrace:
> http://docs.google.com/Doc?docid=0AeirbkAqk9i7ZGc5Yzc2ZndfM2M4NzYydmRw&hl=en
>
> Can I help to spot this trouble by providing additional info?

Looking at the info I doubt it's related to jails or Pg in first
place.  Have you been running that same setup already before your Apr
1st, r206031, kernel?  If so, from when was your last kernel?

/bz

-- 
Bjoern A. Zeeb         It will not break if you know what you are doing.