[Bug 96526] [BSW / APL] [BAT execlists] gem_exec_suspend basic-s4 GPU hang after resume

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Fri Jul 15 18:51:52 UTC 2016 

https://bugs.freedesktop.org/show_bug.cgi?id=96526

--- Comment #16 from Humberto Israel Perez Rodriguez <humberto.i.perez.rodriguez at intel.com> ---
(In reply to yann from comment #11)
> Humberto please rather consider this patch set:
> https://patchwork.freedesktop.org/series/9926/

Hi, after test this patch i got the following results 


test case : gem_exec_suspend basic-s4 
platform : bsw / status : pass
platform : bxt / status : fail

please see the output of APL
======================================
IGT-Version: 1.15-gee5d5c4 (x86_64) (Linux:
4.7.0-rc7drm-intel-nightly-bug-96526-commit-d416f56-mbox+ x86_64)
(gem_exec_suspend:1553) drmtest-DEBUG: Test requirement passed: fd >= 0
(gem_exec_suspend:1553) drmtest-DEBUG: Test requirement passed: fd >= 0
(gem_exec_suspend:1553) drmtest-DEBUG: Test requirement passed:
drmSetMaster(fd) == 0
(gem_exec_suspend:1553) igt-core-DEBUG: Starting subtest: basic-S4
(gem_exec_suspend:1553) DEBUG: Test requirement passed: gem_has_ring(fd, 0)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: can_mi_store_dword(gen,
0)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: nengine
(gem_exec_suspend:1553) DEBUG: Test requirement passed: gem_has_ring(fd,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: can_mi_store_dword(gen,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: nengine
(gem_exec_suspend:1553) ioctl-wrappers-DEBUG: Test requirement passed:
__gem_set_caching(fd, handle, caching) == 0
(gem_exec_suspend:1553) DEBUG: Test requirement passed: __gem_execbuf(fd,
&execbuf) == 0
(gem_exec_suspend:1553) DEBUG: Verifying result
(gem_exec_suspend:1553) DEBUG: Test requirement passed: gem_has_ring(fd,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: can_mi_store_dword(gen,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: nengine
(gem_exec_suspend:1553) ioctl-wrappers-DEBUG: Test requirement passed:
__gem_set_caching(fd, handle, caching) == 0
(gem_exec_suspend:1553) DEBUG: Test requirement passed: __gem_execbuf(fd,
&execbuf) == 0
(gem_exec_suspend:1553) DEBUG: Verifying result
(gem_exec_suspend:1553) DEBUG: Test requirement passed: gem_has_ring(fd,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: can_mi_store_dword(gen,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: nengine
(gem_exec_suspend:1553) ioctl-wrappers-DEBUG: Test requirement passed:
__gem_set_caching(fd, handle, caching) == 0
(gem_exec_suspend:1553) DEBUG: Test requirement passed: __gem_execbuf(fd,
&execbuf) == 0
(gem_exec_suspend:1553) DEBUG: Verifying result
(gem_exec_suspend:1553) DEBUG: Test requirement passed: gem_has_ring(fd,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: can_mi_store_dword(gen,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: nengine
(gem_exec_suspend:1553) ioctl-wrappers-DEBUG: Test requirement passed:
__gem_set_caching(fd, handle, caching) == 0
(gem_exec_suspend:1553) DEBUG: Test requirement passed: __gem_execbuf(fd,
&execbuf) == 0
(gem_exec_suspend:1553) DEBUG: Verifying result
(gem_exec_suspend:1553) ioctl-wrappers-DEBUG: Test requirement passed:
__gem_set_caching(fd, handle, caching) == 0
(gem_exec_suspend:1553) DEBUG: Test requirement passed: __gem_execbuf(fd,
&execbuf) == 0
(gem_exec_suspend:1553) igt-core-DEBUG: Test requirement passed:
!igt_run_in_simulation()
(gem_exec_suspend:1553) igt-aux-DEBUG: Test requirement passed: system("rtcwake
-n -s 30 -m disk" SQUELCH) == 0
rtcwake: assuming RTC uses UTC ...
rtcwake: wakeup from "disk" using /dev/rtc0 at Fri Jul 15 18:41:53 2016
(gem_exec_suspend:1553) DEBUG: Verifying result
(gem_exec_suspend:1553) igt-aux-CRITICAL: Test assertion failure function
sig_abort, file igt_aux.c:401:
(gem_exec_suspend:1553) igt-aux-CRITICAL: Failed assertion: !"GPU hung"
Stack trace:
  #0 [__igt_fail_assert+0xf1]
  #1 [sig_abort+0x3a]
  #2 [killpg+0x40]
  #3 [__write_nocancel+0x7]
  #4 [igt_drop_caches_set+0xa4]
  #5 [gem_quiescent_gpu+0xcf]
  #6 [run_test+0x3eb]
  #7 [__real_main227+0x2a8]
  #8 [main+0x23]
  #9 [__libc_start_main+0xf0]
  #10 [_start+0x29]
  #11 [<unknown>+0x29]
Subtest basic-S4 failed.
**** DEBUG ****
(gem_exec_suspend:1553) DEBUG: Test requirement passed: gem_has_ring(fd, 0)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: can_mi_store_dword(gen,
0)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: nengine
(gem_exec_suspend:1553) DEBUG: Test requirement passed: gem_has_ring(fd,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: can_mi_store_dword(gen,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: nengine
(gem_exec_suspend:1553) ioctl-wrappers-DEBUG: Test requirement passed:
__gem_set_caching(fd, handle, caching) == 0
(gem_exec_suspend:1553) DEBUG: Test requirement passed: __gem_execbuf(fd,
&execbuf) == 0
(gem_exec_suspend:1553) DEBUG: Verifying result
(gem_exec_suspend:1553) DEBUG: Test requirement passed: gem_has_ring(fd,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: can_mi_store_dword(gen,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: nengine
(gem_exec_suspend:1553) ioctl-wrappers-DEBUG: Test requirement passed:
__gem_set_caching(fd, handle, caching) == 0
(gem_exec_suspend:1553) DEBUG: Test requirement passed: __gem_execbuf(fd,
&execbuf) == 0
(gem_exec_suspend:1553) DEBUG: Verifying result
(gem_exec_suspend:1553) DEBUG: Test requirement passed: gem_has_ring(fd,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: can_mi_store_dword(gen,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: nengine
(gem_exec_suspend:1553) ioctl-wrappers-DEBUG: Test requirement passed:
__gem_set_caching(fd, handle, caching) == 0
(gem_exec_suspend:1553) DEBUG: Test requirement passed: __gem_execbuf(fd,
&execbuf) == 0
(gem_exec_suspend:1553) DEBUG: Verifying result
(gem_exec_suspend:1553) DEBUG: Test requirement passed: gem_has_ring(fd,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: can_mi_store_dword(gen,
engine)
(gem_exec_suspend:1553) DEBUG: Test requirement passed: nengine
(gem_exec_suspend:1553) ioctl-wrappers-DEBUG: Test requirement passed:
__gem_set_caching(fd, handle, caching) == 0
(gem_exec_suspend:1553) DEBUG: Test requirement passed: __gem_execbuf(fd,
&execbuf) == 0
(gem_exec_suspend:1553) DEBUG: Verifying result
(gem_exec_suspend:1553) ioctl-wrappers-DEBUG: Test requirement passed:
__gem_set_caching(fd, handle, caching) == 0
(gem_exec_suspend:1553) DEBUG: Test requirement passed: __gem_execbuf(fd,
&execbuf) == 0
(gem_exec_suspend:1553) igt-core-DEBUG: Test requirement passed:
!igt_run_in_simulation()
(gem_exec_suspend:1553) igt-aux-DEBUG: Test requirement passed: system("rtcwake
-n -s 30 -m disk" SQUELCH) == 0
(gem_exec_suspend:1553) DEBUG: Verifying result
(gem_exec_suspend:1553) igt-aux-CRITICAL: Test assertion failure function
sig_abort, file igt_aux.c:401:
(gem_exec_suspend:1553) igt-aux-CRITICAL: Failed assertion: !"GPU hung"
****  END  ****
Subtest basic-S4: FAIL (25.898s)
(gem_exec_suspend:1553) igt-core-DEBUG: Exiting with status code 99


relevant dmesg info
=====================
[   61.796101] [drm] GPU HANG: ecode 9:0:0x5931a887, in gem_exec_suspen [1553],
reason: Hang on blitter ring, bsd ring, video enhancement ring, acti
[   61.796103] [drm] GPU hangs can indicate a bug anywhere in the entire gfx
stack, including userspace.
[   61.796104] [drm] The gpu crash dump is required to analyze gpu hangs, so
please always attach it.
[   61.796104] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[   61.796122] drm/i915: Resetting chip after gpu hang


kernel used 
=====================
branch : nightly
commit d416f561e8fad56f2c6922ef3a703a5a829a99cf
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Fri Jul 15 13:03:40 2016 +0100


Gfx stack
=======================
Component         : drm
        tag       : libdrm-2.4.68-14-g8c8d5dd
        commit    : 8c8d5dd
Component         : cairo
        tag       : 1.15.2-44-g1a380ef
        commit    : 1a380ef
Component         : intel-gpu-tools
        tag       : intel-gpu-tools-1.15-127-gee5d5c4
        commit    : ee5d5c4



Attachments
==============================
dmesg_bsw.log
dmesg_bxt.log
gpu_error_bxt

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