Re: Core Dump / panic sleeping thread

2013-03-22 Thread Michael Landin Hostbaek
On Mar 21, 2013, at 9:39 PM, Konstantin Belousov wrote: > > You should use the r248567 + r248581. OK thanks. I've upgraded to 9-STABLE and applied your patches. Will let you know if I experience further crashes. thanks, /mich ___ freebsd-stable

Re: Core Dump / panic sleeping thread

2013-03-21 Thread Konstantin Belousov
On Thu, Mar 21, 2013 at 07:59:25PM +0100, Michael Landin Hostbaek wrote: > > On Mar 21, 2013, at 8:58 AM, Konstantin Belousov wrote: > > > On Wed, Mar 20, 2013 at 09:14:37PM -0400, Rick Macklem wrote: > >> Well, read/write sharing of files over NFS is pretty rare, so I suspect > >> a truncation

Re: Core Dump / panic sleeping thread

2013-03-21 Thread Michael Landin Hostbaek
On Mar 21, 2013, at 8:58 AM, Konstantin Belousov wrote: > On Wed, Mar 20, 2013 at 09:14:37PM -0400, Rick Macklem wrote: >> Well, read/write sharing of files over NFS is pretty rare, so I suspect >> a truncation of a file by another client (or locally in the NFS server) >> is a rare event. As suc

Re: Core Dump / panic sleeping thread

2013-03-21 Thread Konstantin Belousov
On Wed, Mar 20, 2013 at 09:14:37PM -0400, Rick Macklem wrote: > Well, read/write sharing of files over NFS is pretty rare, so I suspect > a truncation of a file by another client (or locally in the NFS server) > is a rare event. As such, not invalidating the buffers here doesn't seem > like a big i

Re: Core Dump / panic sleeping thread

2013-03-20 Thread Rick Macklem
Konstantin Belousov wrote: > On Wed, Mar 20, 2013 at 11:37:56AM -0400, Rick Macklem wrote: > > Konstantin Belousov wrote: > > > On Wed, Mar 20, 2013 at 12:13:05PM +0100, Michael Landin Hostbaek > > > wrote: > > > > > > > > On Mar 20, 2013, at 10:49 AM, Konstantin Belousov > > > > wrote: > > > > >

Re: Core Dump / panic sleeping thread

2013-03-20 Thread Rick Macklem
Konstantin Belousov wrote: > On Wed, Mar 20, 2013 at 11:37:56AM -0400, Rick Macklem wrote: > > Konstantin Belousov wrote: > > > On Wed, Mar 20, 2013 at 12:13:05PM +0100, Michael Landin Hostbaek > > > wrote: > > > > > > > > On Mar 20, 2013, at 10:49 AM, Konstantin Belousov > > > > wrote: > > > > >

Re: Core Dump / panic sleeping thread

2013-03-20 Thread Konstantin Belousov
On Wed, Mar 20, 2013 at 08:58:08PM +0200, Konstantin Belousov wrote: > On Wed, Mar 20, 2013 at 09:43:20AM -0400, John Baldwin wrote: > > On Wednesday, March 20, 2013 9:22:22 am Konstantin Belousov wrote: > > > On Wed, Mar 20, 2013 at 12:13:05PM +0100, Michael Landin Hostbaek wrote: > > > > > > > >

Re: Core Dump / panic sleeping thread

2013-03-20 Thread Konstantin Belousov
On Wed, Mar 20, 2013 at 09:43:20AM -0400, John Baldwin wrote: > On Wednesday, March 20, 2013 9:22:22 am Konstantin Belousov wrote: > > On Wed, Mar 20, 2013 at 12:13:05PM +0100, Michael Landin Hostbaek wrote: > > > > > > On Mar 20, 2013, at 10:49 AM, Konstantin Belousov > wrote: > > > > > > > >

Re: Core Dump / panic sleeping thread

2013-03-20 Thread John Baldwin
On Wednesday, March 20, 2013 9:22:22 am Konstantin Belousov wrote: > On Wed, Mar 20, 2013 at 12:13:05PM +0100, Michael Landin Hostbaek wrote: > > > > On Mar 20, 2013, at 10:49 AM, Konstantin Belousov wrote: > > > > > > I do not like it. As I said in the previous response to Andrey, > > > I thin

Re: Core Dump / panic sleeping thread

2013-03-20 Thread Konstantin Belousov
On Wed, Mar 20, 2013 at 11:37:56AM -0400, Rick Macklem wrote: > Konstantin Belousov wrote: > > On Wed, Mar 20, 2013 at 12:13:05PM +0100, Michael Landin Hostbaek > > wrote: > > > > > > On Mar 20, 2013, at 10:49 AM, Konstantin Belousov > > > wrote: > > > > > > > > I do not like it. As I said in the

Re: Core Dump / panic sleeping thread

2013-03-20 Thread Rick Macklem
Konstantin Belousov wrote: > On Wed, Mar 20, 2013 at 12:13:05PM +0100, Michael Landin Hostbaek > wrote: > > > > On Mar 20, 2013, at 10:49 AM, Konstantin Belousov > > wrote: > > > > > > I do not like it. As I said in the previous response to Andrey, > > > I think that moving the vnode_pager_setsize

Re: Core Dump / panic sleeping thread

2013-03-20 Thread Konstantin Belousov
On Wed, Mar 20, 2013 at 12:13:05PM +0100, Michael Landin Hostbaek wrote: > > On Mar 20, 2013, at 10:49 AM, Konstantin Belousov wrote: > > > > I do not like it. As I said in the previous response to Andrey, > > I think that moving the vnode_pager_setsize() after the unlock is > > better, since it

Re: Core Dump / panic sleeping thread

2013-03-20 Thread Mark Saad
Comments in line . --- On Mar 19, 2013, at 1:45 PM, Michael Landin Hostbaek wrote: > > On Mar 19, 2013, at 6:35 PM, Jeremy Chadwick wrote: > >> On Tue, Mar 19, 2013 at 06:18:06PM +0100, Michael Landin Hostbaek wrote: >> The kernel panic is happening in NFS-related code. Rick Macklem (and/o

Re: Core Dump / panic sleeping thread

2013-03-20 Thread Michael Landin Hostbaek
On Mar 20, 2013, at 10:49 AM, Konstantin Belousov wrote: > > I do not like it. As I said in the previous response to Andrey, > I think that moving the vnode_pager_setsize() after the unlock is > better, since it reduces races with other thread seeing half-done > attribute update or making attrib

Re: Core Dump / panic sleeping thread

2013-03-20 Thread Konstantin Belousov
On Tue, Mar 19, 2013 at 07:37:43PM -0400, Rick Macklem wrote: > Andriy Gapon wrote: > > on 19/03/2013 19:35 Jeremy Chadwick said the following: > > > On Tue, Mar 19, 2013 at 06:18:06PM +0100, Michael Landin Hostbaek > > > wrote: > > [snip] > > >> Unread portion of the kernel message buffer: > > >>

Re: Core Dump / panic sleeping thread

2013-03-20 Thread Michael Landin Hostbaek
On Mar 20, 2013, at 12:37 AM, Rick Macklem wrote: >> > Yep, I'd agree to that. The same bug is in the old NFS client and > the new NFS client cribbed the code from there. > > I have attached a simple patch that unlocks the mutex for the > vnode_pager_setsize() call. Maybe you could test it? >

Re: Core Dump / panic sleeping thread

2013-03-19 Thread Rick Macklem
Andriy Gapon wrote: > on 19/03/2013 19:35 Jeremy Chadwick said the following: > > On Tue, Mar 19, 2013 at 06:18:06PM +0100, Michael Landin Hostbaek > > wrote: > [snip] > >> Unread portion of the kernel message buffer: > >> Sleeping thread (tid 100256, pid 85641) owns a non-sleepable lock > >> KDB:

Re: Core Dump / panic sleeping thread

2013-03-19 Thread Konstantin Belousov
On Tue, Mar 19, 2013 at 07:45:56PM +0200, Andriy Gapon wrote: > on 19/03/2013 19:35 Jeremy Chadwick said the following: > > On Tue, Mar 19, 2013 at 06:18:06PM +0100, Michael Landin Hostbaek wrote: > [snip] > >> Unread portion of the kernel message buffer: > >> Sleeping thread (tid 100256, pid 85641

Re: Core Dump / panic sleeping thread

2013-03-19 Thread Andriy Gapon
on 19/03/2013 19:35 Jeremy Chadwick said the following: > On Tue, Mar 19, 2013 at 06:18:06PM +0100, Michael Landin Hostbaek wrote: [snip] >> Unread portion of the kernel message buffer: >> Sleeping thread (tid 100256, pid 85641) owns a non-sleepable lock >> KDB: stack backtrace of thread 100256: >>

Re: Core Dump / panic sleeping thread

2013-03-19 Thread Michael Landin Hostbaek
On Mar 19, 2013, at 6:35 PM, Jeremy Chadwick wrote: > On Tue, Mar 19, 2013 at 06:18:06PM +0100, Michael Landin Hostbaek wrote: > The kernel panic is happening in NFS-related code. Rick Macklem (and/or > John Baldwin) should be able to help with this; I've CC'd both here. OK, thanks. > > Yo

Re: Core Dump / panic sleeping thread

2013-03-19 Thread Jeremy Chadwick
On Tue, Mar 19, 2013 at 06:18:06PM +0100, Michael Landin Hostbaek wrote: > Hi, > > I am running a FreeBSD 9.1-REL system with GENERIC kernel: > FreeBSD x 9.1-RELEASE FreeBSD 9.1-RELEASE #0: Fri Jan 4 12:28:48 CET > 2013 root@x:/usr/obj/usr/src/sys/GENERIC amd64 > > > It is crashi

Core Dump / panic sleeping thread

2013-03-19 Thread Michael Landin Hostbaek
Hi, I am running a FreeBSD 9.1-REL system with GENERIC kernel: FreeBSD x 9.1-RELEASE FreeBSD 9.1-RELEASE #0: Fri Jan 4 12:28:48 CET 2013 root@x:/usr/obj/usr/src/sys/GENERIC amd64 It is crashing a couple of times per week, without any real pattern. There are no hints in the syslo