[Bug 95634] New: [BAT BYT] "HW access outside of RPM atomic section" on driver unload

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=95634

            Bug ID: 95634
           Summary: [BAT BYT] "HW access outside of RPM atomic section" on
                    driver unload
           Product: DRI
           Version: DRI git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: critical
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: tvrtko.ursulin at linux.intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

/archive/results/CI_IGT_test/RO_Patchwork_981/ro-byt-n2820/html/ro-byt-n2820 at RO_Patchwork_981@1/igt at drv_module_reload_basic.html

[  191.826185] ------------[ cut here ]------------
[  191.826342] WARNING: CPU: 1 PID: 5728 at
drivers/gpu/drm/i915/intel_drv.h:1579 gen6_ggtt_insert_entries+0x244/0x270
[i915]
[  191.826354] HW access outside of RPM atomic section
[  191.826363] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek
snd_hda_codec_generic i915(-) intel_powerclamp coretemp crct10dif_pclmul
crc32_pclmul snd_hda_codec ghash_clmulni_intel i2c_algo_bit snd_hwdep
drm_kms_helper snd_hda_core syscopyarea lpc_ich sysfillrect sysimgblt
fb_sys_fops snd_pcm drm i2c_hid i2c_designware_platform i2c_designware_core
r8169 mii sdhci_acpi sdhci mmc_core [last unloaded: snd_hda_intel]
[  191.826529] CPU: 1 PID: 5728 Comm: rmmod Tainted: G     U         
4.6.0-gfxbench-RO_Patchwork_981+ #1
[  191.826542] Hardware name:
\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff
\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff/DN2820FYK,
BIOS FYBYT10H.86A.0053.2016.0205.1707 02/05/2016
[  191.826553]  0000000000000000 ffff8800b57f39c0 ffffffff81409665
ffff8800b57f3a10
[  191.826579]  0000000000000000 ffff8800b57f3a00 ffffffff81079da6
0000062b00000292
[  191.826602]  ffff880036550000 0000000000000000 0000000000000001
0000000000000000
[  191.826626] Call Trace:
[  191.826647]  [<ffffffff81409665>] dump_stack+0x67/0x92
[  191.826665]  [<ffffffff81079da6>] __warn+0xc6/0xe0
[  191.826680]  [<ffffffff81079e0a>] warn_slowpath_fmt+0x4a/0x50
[  191.826809]  [<ffffffffa0296a94>] gen6_ggtt_insert_entries+0x244/0x270
[i915]
[  191.826936]  [<ffffffffa029a5b0>] aliasing_gtt_bind_vma+0xc0/0xd0 [i915]
[  191.827060]  [<ffffffffa029be1d>] i915_vma_bind+0xed/0x260 [i915]
[  191.827206]  [<ffffffffa02a35e5>] i915_gem_object_do_pin+0x835/0xad0 [i915]
[  191.827345]  [<ffffffffa02a38a8>] i915_gem_object_pin+0x28/0x30 [i915]
[  191.827489]  [<ffffffffa02a6174>] i915_gem_render_state_prepare+0x94/0x350
[i915]
[  191.827629]  [<ffffffffa02a644b>] i915_gem_render_state_init+0x1b/0xc0
[i915]
[  191.827772]  [<ffffffffa02ba13b>] intel_rcs_ctx_init+0x2b/0x160 [i915]
[  191.827902]  [<ffffffffa028e747>] i915_switch_context+0x447/0xdf0 [i915]
[  191.828043]  [<ffffffffa02a054c>] i915_gpu_idle+0x2c/0xa0 [i915]
[  191.828183]  [<ffffffffa02a3afa>] i915_gem_suspend+0x2a/0x100 [i915]
[  191.828332]  [<ffffffffa0329a7d>] i915_driver_unload+0x1d/0x1b0 [i915]
[  191.828412]  [<ffffffffa010d744>] drm_dev_unregister+0x24/0xa0 [drm]
[  191.828476]  [<ffffffffa010dd1e>] drm_put_dev+0x1e/0x50 [drm]
[  191.828588]  [<ffffffffa0263300>] i915_pci_remove+0x10/0x20 [i915]
[  191.828604]  [<ffffffff814525e4>] pci_device_remove+0x34/0xb0
[  191.828622]  [<ffffffff81513f2c>] __device_release_driver+0x9c/0x150
[  191.828639]  [<ffffffff81514af6>] driver_detach+0xb6/0xc0
[  191.828656]  [<ffffffff81513943>] bus_remove_driver+0x53/0xd0
[  191.828672]  [<ffffffff815155b7>] driver_unregister+0x27/0x50
[  191.828703]  [<ffffffff81451665>] pci_unregister_driver+0x25/0x70
[  191.828780]  [<ffffffffa010f3e2>] drm_pci_exit+0x72/0x90 [drm]
[  191.828926]  [<ffffffffa032a256>] i915_exit+0x20/0x1c8 [i915]
[  191.828953]  [<ffffffff8110b209>] SyS_delete_module+0x199/0x1f0
[  191.828980]  [<ffffffff817a1e69>] entry_SYSCALL_64_fastpath+0x1c/0xac
[  191.829097] ---[ end trace 8b7715bd709caa3b ]---

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