Samba4 panic action
Andrew Bartlett
abartlet at samba.org
Fri Oct 12 04:55:40 MDT 2012
On Fri, 2012-10-12 at 12:51 +0200, steve wrote:
> On 11/10/12 21:21, Jeremy Allison wrote:
> > On Thu, Oct 11, 2012 at 06:30:27PM +0200, steve wrote:
> >> On 11/10/12 13:32, Andrew Bartlett wrote:
> >>> On Thu, 2012-10-11 at 13:18 +0200, steve wrote:
> >>>> Version 4.1.0pre1-GIT-957f9fa
> >>>> Hi
> >>>> Accessing shares on the s3fs server from a w7 client hangs with this:
> >>>
> >>> Thanks for testing this, and I'm sorry this caused you trouble.
> >>>
> >>> The attached patch fixes the changes I made earlier today, and is in
> >>> autobuild.
> >>>
> >>> Andrew Bartlett
> >>>
> >> Hi
> >> I applied the patch and all is well for W7 but now XP hangs with
> >> this as soon as anything is read from the file server:
> >> ]
> >> /usr/local/samba/sbin/smbd:
> >
> > Can you build with -g please and attach with gdb to get a
> > backtrace with line numbers ?
> >
> > Thanks !
> >
> > Jeremy.
> >
>
> OK. I spoke too soon. w7 works OK. XP still crashes with the LO v3.5.6
>
> Here is the trace:
>
> (gdb) bt full
> #0 0xb7fdc424 in __kernel_vsyscall ()
> No symbol table info available.
> #1 0xb76113f8 in __epoll_wait_nocancel () from /lib/libc.so.6
> No symbol table info available.
> #2 0xb7e69b90 in epoll_event_loop (std_ev=0x806fcf8, tvalp=0xbfffef04)
> at ../lib/tevent/tevent_standard.c:282
> ret = 134675704
> i = 1350038816
> events = {{events = 1, data = {ptr = 0xb7e60ff4, fd = -1209659404,
> u32 = 3085307892, u64 = 20265177076}}}
> timeout = 4691
That's not a trace of a smbd stuck running 'sleep'.
Wait until you see the message in the logs, or set
panic action = /path/to/gdb_backtrace %d
and let it handle it for you.
Andrew Bartlett
--
Andrew Bartlett http://samba.org/~abartlet/
Authentication Developer, Samba Team http://samba.org
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