[Gluster-devel] 3.7 pending patches

[Raghavendra Gowdappa]

----- Original Message -----
> From: "Pranith Kumar Karampuri" <pkarampu at redhat.com>
> To: "Venky Shankar" <vshankar at redhat.com>, "Gluster Devel" <gluster-devel at gluster.org>
> Cc: "Vijay Bellur" <vbellur at redhat.com>, "Raghavendra Gowdappa" <rgowdapp at redhat.com>, "Nithya Balachandran"
> <nbalacha at redhat.com>
> Sent: Thursday, January 28, 2016 8:29:16 PM
> Subject: Re: 3.7 pending patches
> 
> 
> 
> On 01/28/2016 07:05 PM, Venky Shankar wrote:
> > Hey folks,
> >
> > I just merged patch #13302 (and it's 3.7 equivalent) which fixes a scrubber
> > crash.
> > This was causing other patches to fail regression.
> >
> > Requesting a rebase of patches (especially 3.7 pending) that were blocked
> > due to
> > this.
> Thanks a lot for this venky, kotresh, Emmanuel. I re-triggered the builds.
> 
> I observed the following crash in one of the runs for
> https://build.gluster.org/job/rackspace-regression-2GB-triggered/17819/console
> (3.7):
> (gdb) bt
> #0  0x000000000040ecff in glusterfs_rebalance_event_notify_cbk (
>      req=0x7f0e58006dbc, iov=0x7f0e6cadb5d0, count=1,
> myframe=0x7f0e58003a7c)
>      at
> /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/glusterfsd/src/glusterfsd-mgmt.c:1812
> #1  0x00007f0e79a1274b in saved_frames_unwind (saved_frames=0x19ffe70)
>      at
> /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/rpc/rpc-lib/src/rpc-clnt.c:366
> #2  0x00007f0e79a127ea in saved_frames_destroy (frames=0x19ffe70)
>      at
> /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/rpc/rpc-lib/src/rpc-clnt.c:383
> #3  0x00007f0e79a12c41 in rpc_clnt_connection_cleanup (conn=0x19fea20)
>      at
> /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/rpc/rpc-lib/src/rpc-clnt.c:532
> #4  0x00007f0e79a136cb in rpc_clnt_notify (trans=0x19fee70,
> mydata=0x19fea20,
>      event=RPC_TRANSPORT_DISCONNECT, data=0x19fee70)
>      at
> /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/rpc/rpc-lib/src/rpc-clnt.c:854
> #5  0x00007f0e79a0fb76 in rpc_transport_notify (this=0x19fee70,
>      event=RPC_TRANSPORT_DISCONNECT, data=0x19fee70)
>      at
> /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/rpc/rpc-lib/src/rpc-transport.c:546
> #6  0x00007f0e6f1fd621 in socket_event_poll_err (this=0x19fee70)
>      at
> /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/rpc/rpc-t---Type
> <return> to continue, or q <return> to quit---
> ransport/socket/src/socket.c:1151
> #7  0x00007f0e6f20234c in socket_event_handler (fd=9, idx=1,
> data=0x19fee70,
>      poll_in=1, poll_out=0, poll_err=24)
>      at
> /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/rpc/rpc-transport/socket/src/socket.c:2356
> #8  0x00007f0e79cc386c in event_dispatch_epoll_handler
> (event_pool=0x19c3c90,
>      event=0x7f0e6cadbe70)
>      at
> /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/libglusterfs/src/event-epoll.c:575
> #9  0x00007f0e79cc3c5a in event_dispatch_epoll_worker (data=0x7f0e68014970)
>      at
> /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/libglusterfs/src/event-epoll.c:678
> #10 0x00007f0e78f2aa51 in start_thread () from ./lib64/libpthread.so.0
> #11 0x00007f0e7889493d in clone () from ./lib64/libc.so.6
> (gdb) fr 0
> #0  0x000000000040ecff in glusterfs_rebalance_event_notify_cbk (
>      req=0x7f0e58006dbc, iov=0x7f0e6cadb5d0, count=1,
> myframe=0x7f0e58003a7c)
>      at
> /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/glusterfsd/src/glusterfsd-mgmt.c:1812
> 1812    in
> /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/glusterfsd/src/glusterfsd-mgmt.c
> (gdb) info locals
> rsp = {op_ret = 0, op_errno = 0, dict = {dict_len = 0, dict_val = 0x0}}
> frame = 0x7f0e58003a7c
> ctx = 0x0
> ret = 0
> __FUNCTION__ = "glusterfs_rebalance_event_notify_cbk"
> (gdb) p frame->this
> $1 = (xlator_t *) 0x3a600000000000
> (gdb) p frame->this->name
> Cannot access memory at address 0x3a600000000000

There is a patch by sakshi on master at:
http://review.gluster.org/#/c/13262/

Its blocked on netbsd regression failures.

@sakshi,

Can you figure out what is the issue with netbsd regression failure? Also, can you send a backport for 3.7.

regards,
Raghavendra.

> 
> Pranith
> >
> > Thanks,
> >
> >                  Venky
> 
>