[Bug 100125] New: [BXT][BAT] gem_exec_suspend at basic-s4-devices dmesg warning

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=100125

            Bug ID: 100125
           Summary: [BXT][BAT] gem_exec_suspend at basic-s4-devices dmesg
                    warning
           Product: DRI
           Version: DRI git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: jani.saarinen at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

On CI on Joule bxt-t5700 gem_exec_suspend at basic-s4-devices causes dmesg warning

https://intel-gfx-ci.01.org/CI/CI_DRM_2306/fi-bxt-t5700/igt@gem_exec_suspend@basic-s4-devices.html

Dmesg   
[  468.379071] Suspending console(s) (use no_console_suspend to debug)
[  473.772679] usb usb1: root hub lost power or was reset
[  473.772881] usb usb2: root hub lost power or was reset
[  474.370142] ------------[ cut here ]------------
[  474.370183] WARNING: CPU: 2 PID: 0 at net/sched/sch_generic.c:316
dev_watchdog+0x225/0x230
[  474.370197] Modules linked in: ax88179_178a usbnet mii x86_pkg_temp_thermal
intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel
snd_hda_codec_hdmi snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core mei_me
snd_pcm mei mmc_block i915 sdhci_pci sdhci mmc_core prime_numbers i2c_hid
pinctrl_broxton pinctrl_intel
[  474.370409] CPU: 2 PID: 0 Comm: swapper/2 Not tainted
4.11.0-rc1-CI-CI_DRM_2306+ #1
[  474.370412] Hardware name: Intel Corp. Broxton M/SDS, BIOS
GTPPA16A.X64.0143.B30.1608112014 08/11/2016
[  474.370414] Call Trace:
[  474.370417]  <IRQ>
[  474.370425]  dump_stack+0x67/0x92
[  474.370432]  __warn+0xc6/0xe0
[  474.370437]  warn_slowpath_fmt+0x4a/0x50
[  474.370445]  dev_watchdog+0x225/0x230
[  474.370449]  ? qdisc_rcu_free+0x40/0x40
[  474.370452]  ? qdisc_rcu_free+0x40/0x40
[  474.370456]  call_timer_fn+0x92/0x380
[  474.370459]  ? process_timeout+0x10/0x10
[  474.370463]  ? qdisc_rcu_free+0x40/0x40
[  474.370467]  expire_timers+0x150/0x1f0
[  474.370472]  run_timer_softirq+0x7c/0x160
[  474.370480]  __do_softirq+0x116/0x4c0
[  474.370486]  irq_exit+0xa9/0xc0
[  474.370491]  smp_apic_timer_interrupt+0x38/0x50
[  474.370496]  apic_timer_interrupt+0x90/0xa0
[  474.370502] RIP: 0010:cpuidle_enter_state+0x135/0x380
[  474.370505] RSP: 0018:ffffc90000087e88 EFLAGS: 00000216 ORIG_RAX:
ffffffffffffff10
[  474.370510] RAX: ffff88017a878040 RBX: 00000000080f0a0c RCX:
0000000000000001
[  474.370512] RDX: 0000000000000000 RSI: ffffffff81ca163e RDI:
ffffffff81c7ce58
[  474.370515] RBP: ffffc90000087ec0 R08: ffff88017fd16f84 R09:
0000000000000018
[  474.370517] R10: 0000000000000000 R11: 0000000000000000 R12:
0000000000000007
[  474.370520] R13: ffff88017fd236e0 R14: ffffffff81ec5798 R15:
0000006e6a99133f
[  474.370522]  </IRQ>
[  474.370532]  ? cpuidle_enter_state+0x131/0x380
[  474.370538]  cpuidle_enter+0x12/0x20
[  474.370542]  call_cpuidle+0x1e/0x40
[  474.370545]  do_idle+0x17e/0x1f0
[  474.370549]  cpu_startup_entry+0x18/0x20
[  474.370553]  start_secondary+0x102/0x120
[  474.370559]  start_cpu+0x14/0x14
[  474.370568] ---[ end trace e3af8012fdbe43a9 ]---
[  480.516639] xhci_hcd 0000:00:15.0: WARN: unexpected TRB Type 4

-- 
You are receiving this mail because:
You are the assignee for the bug.
You are on the CC list for the bug.
You are the QA Contact for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20170308/7c20245b/attachment.html>