[Gluster-devel] Regression-test-burn-in crash in EC test

[Pranith Kumar Karampuri]

Ashish,
       Could you take a look at this?

Pranith

----- Original Message -----
> From: "Jeff Darcy" <jdarcy at redhat.com>
> To: "Gluster Devel" <gluster-devel at gluster.org>
> Sent: Wednesday, April 27, 2016 11:31:25 PM
> Subject: [Gluster-devel] Regression-test-burn-in crash in EC test
> 
> One of the "rewards" of reviewing and merging people's patches is getting
> email if the next regression-test-burn-in should fail - even if it fails for
> a completely unrelated reason.  Today I got one that's not among the usual
> suspects.  The failure was a core dump in tests/bugs/disperse/bug-1304988.t,
> weighing in at a respectable 42 frames.
> 
> #0  0x00007fef25976cb9 in dht_rename_lock_cbk
> #1  0x00007fef25955f62 in dht_inodelk_done
> #2  0x00007fef25957352 in dht_blocking_inodelk_cbk
> #3  0x00007fef32e02f8f in default_inodelk_cbk
> #4  0x00007fef25c029a3 in ec_manager_inodelk
> #5  0x00007fef25bf9802 in __ec_manager
> #6  0x00007fef25bf990c in ec_manager
> #7  0x00007fef25c03038 in ec_inodelk
> #8  0x00007fef25bee7ad in ec_gf_inodelk
> #9  0x00007fef25957758 in dht_blocking_inodelk_rec
> #10 0x00007fef25957b2d in dht_blocking_inodelk
> #11 0x00007fef2597713f in dht_rename_lock
> #12 0x00007fef25977835 in dht_rename
> #13 0x00007fef32e0f032 in default_rename
> #14 0x00007fef32e0f032 in default_rename
> #15 0x00007fef32e0f032 in default_rename
> #16 0x00007fef32e0f032 in default_rename
> #17 0x00007fef32e0f032 in default_rename
> #18 0x00007fef32e07c29 in default_rename_resume
> #19 0x00007fef32d8ed40 in call_resume_wind
> #20 0x00007fef32d98b2f in call_resume
> #21 0x00007fef24cfc568 in open_and_resume
> #22 0x00007fef24cffb99 in ob_rename
> #23 0x00007fef24aee482 in mdc_rename
> #24 0x00007fef248d68e5 in io_stats_rename
> #25 0x00007fef32e0f032 in default_rename
> #26 0x00007fef2ab1b2b9 in fuse_rename_resume
> #27 0x00007fef2ab12c47 in fuse_fop_resume
> #28 0x00007fef2ab107cc in fuse_resolve_done
> #29 0x00007fef2ab108a2 in fuse_resolve_all
> #30 0x00007fef2ab10900 in fuse_resolve_continue
> #31 0x00007fef2ab0fb7c in fuse_resolve_parent
> #32 0x00007fef2ab1077d in fuse_resolve
> #33 0x00007fef2ab10879 in fuse_resolve_all
> #34 0x00007fef2ab10900 in fuse_resolve_continue
> #35 0x00007fef2ab0fb7c in fuse_resolve_parent
> #36 0x00007fef2ab1077d in fuse_resolve
> #37 0x00007fef2ab10824 in fuse_resolve_all
> #38 0x00007fef2ab1093e in fuse_resolve_and_resume
> #39 0x00007fef2ab1b40e in fuse_rename
> #40 0x00007fef2ab2a96a in fuse_thread_proc
> #41 0x00007fef3204daa1 in start_thread
> 
> In other words we started at FUSE, went through a bunch of performance
> translators, through DHT to EC, and then crashed on the way back.  It seems
> a little odd that we turn the fop around immediately in EC, and that we have
> default_inodelk_cbk at frame 3.  Could one of the DHT or EC people please
> take a look at it?  Thanks!
> 
> 
> https://build.gluster.org/job/regression-test-burn-in/868/console
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