[Bug 101263] New: [IGT] [BSW] gem_tiled_fence_blits at normal Segmentation fault (core dumped)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=101263

            Bug ID: 101263
           Summary: [IGT] [BSW] gem_tiled_fence_blits at normal  Segmentation
                    fault (core dumped)
           Product: DRI
           Version: DRI git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: humberto.i.perez.rodriguez at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 131627
  --> https://bugs.freedesktop.org/attachment.cgi?id=131627&action=edit
dmesg.log

The following test case produces Segmentation fault (core dumped) on BSW with
latest configuration

test case
====================================
igt at gem_tiled_fence_blits@normal

test output
=====================================

IGT-Version: 1.18-g00ce341 (x86_64) (Linux:
4.12.0-rc3-drm-tip-ww22-commit-4aa1d46+ x86_64)
(gem_tiled_fence_blits:1301) drmtest-DEBUG: Test requirement passed: !(fd<0)
(gem_tiled_fence_blits:1301) igt-debugfs-DEBUG: Opening debugfs directory
'/sys/kernel/debug/dri/0'
(gem_tiled_fence_blits:1301) drmtest-DEBUG: Test requirement passed:
is_i915_device(fd) && has_known_intel_chipset(fd)
(gem_tiled_fence_blits:1301) ioctl-wrappers-DEBUG: Test requirement passed: err
== 0
(gem_tiled_fence_blits:1301) igt-core-DEBUG: Test requirement passed:
!igt_run_in_simulation()
(gem_tiled_fence_blits:1301) igt-core-DEBUG: Starting subtest: normal
(gem_tiled_fence_blits:1301) intel-os-DEBUG: Checking 6,144 surfaces of size
1,048,576 bytes (total 6,445,596,672) against RAM
(gem_tiled_fence_blits:1301) drmtest-DEBUG: Test requirement passed: !(fd<0)
(gem_tiled_fence_blits:1301) igt-debugfs-DEBUG: Opening debugfs directory
'/sys/kernel/debug/dri/0'
(gem_tiled_fence_blits:1301) intel-os-DEBUG: Test requirement passed:
__intel_check_memory(count, size, mode, &required, &total)
(gem_tiled_fence_blits:1301) igt-core-DEBUG: Test requirement passed:
!igt_run_in_simulation()
Using 6145 1MiB buffers
Received signal SIGSEGV.
Stack trace:
 #0 [fatal_sig_handler+0x1a6]
 #1 [killpg+0x40]
 #2 [run_test+0x119]
 #3 [<unknown>+0x119]
Subtest normal: CRASH (14.878s)
Received signal SIGSEGV.
Stack trace:
 #0 [fatal_sig_handler+0x1a6]
 #1 [killpg+0x40]
 #2 [<unknown>+0x40]
(:1301) igt-debugfs-DEBUG: Opening debugfs directory '/sys/kernel/debug/dri/0'
Segmentation fault (core dumped)



Software
======================================
kernel version              : 4.12.0-rc3-drm-tip-ww22-commit-4aa1d46+
architecture                : x86_64
os version                  : Ubuntu 16.10
os codename                 : yakkety
kernel driver               : i915
bios revision               : 0.33
bios release date           : 08/12/2015
ksc                         : 0.16


Graphic drivers
===================================================
Component: drm
    tag: libdrm-2.4.80-18-gce9e3ba
    commit: ce9e3ba6e2cc65e1e9e6e05a5f326c4dd25ab2c4

Component: cairo
    tag: 1.15.4-22-g0fd0fd0
    commit: 0fd0fd0ae9ad8cfb177bb844091de98c0235917e

Component: intel-gpu-tools
    tag: intel-gpu-tools-1.18-211-g00ce341
    commit: 00ce341b95c718611689ded8ccec45086186c5b7

Component: piglit
    tag: piglit-v1
    commit: ebbb9c5dcc6a637884d54e06eb430a8c14993413

kernel
===================================================
commit 4aa1d46d3b24bbe545cdf7cbd407c18f5cd5e43d
Author:     Daniel Vetter <daniel.vetter at ffwll.ch>
AuthorDate: Wed May 31 10:59:05 2017 +0200
Commit:     Daniel Vetter <daniel.vetter at ffwll.ch>
CommitDate: Wed May 31 10:59:05 2017 +0200

    drm-tip: 2017y-05m-31d-08h-58m-36s UTC integration manifest

======================================
             Hardware
======================================
platform                   : BSW
motherboard model          : 10G9000NUS
motherboard id             : BRASWELL
form factor                : Desktop
manufacturer               : LENOVO
cpu family                 : Pentium
cpu family id              : 6
cpu information            : Intel(R) Pentium(R) CPU  N3700  @ 1.60GHz
gpu card                   : Intel Corporation Atom/Celeron/Pentium Processor
x5-E8000/J3xxx/N3xxx Integrated Graphics Controller (rev 21) (prog-if 00 [VGA
controller])
memory ram                 : 7.68 GB
max memory ram             : 8 GB
cpu thread                 : 4
cpu core                   : 4
cpu model                  : 76
cpu stepping               : 3
socket                     : Socket BGA1155
signature                  : Type 0, Family 6, Model 76, Stepping 3
hard drive                 : 476GiB (512GB)
current cd clock frequency : 266667 kHz
maximum cd clock frequency : 320000 kHz
displays connected         : DP-1 DP-3


======================================
             kernel parameters
======================================
quiet drm.debug=0xe auto panic=1 nmi_watchdog=panic resume=/dev/sda3 fastboot


Attachments
=====================================
kern.log
dmesg.log

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