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Message-ID: <20150713125139.GA562@swordfish> Date: Mon, 13 Jul 2015 21:51:39 +0900 From: Sergey Senozhatsky <sergey.senozhatsky@...il.com> To: David Airlie <airlied@...ux.ie> Cc: Daniel Vetter <daniel.vetter@...el.com>, Jani Nikula <jani.nikula@...ux.intel.com>, intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org Subject: [-next] WARNING at i915_gem_track_fb 4.2.0-rc2-next-20150713 [ 1239.783862] ------------[ cut here ]------------ [ 1239.783892] WARNING: CPU: 0 PID: 364 at drivers/gpu/drm/i915/i915_gem.c:5368 i915_gem_track_fb+0xdc/0x106 [i915]() [ 1239.783894] WARN_ON(new->frontbuffer_bits & frontbuffer_bits) [ 1239.783895] Modules linked in: [ 1239.783897] zram lz4_decompress lz4_compress lzo_compress lzo_decompress zsmalloc sha256_ssse3 sha256_generic hmac drbg ctr ccm mousedev arc4 nls_iso8859_1 nls_cp437 vfat fat coretemp hwmon iwlmvm i915 mac80211 cfbfillrect cfbimgblt intel_powerclamp i2c_algo_bit crc32c_intel iwlwifi i2c_i801 serio_raw cfbcopyarea psmouse drm_kms_helper ie31200_edac cfg80211 lpc_ich r8169 atkbd mfd_core mii thermal drm edac_core libps2 mxm_wmi wmi i8042 evdev video serio backlight processor ext4 crc16 mbcache jbd2 sd_mod ehci_pci ehci_hcd ahci libahci libata xhci_pci xhci_hcd scsi_mod usbcore usb_common [ 1239.783942] CPU: 0 PID: 364 Comm: Xorg Not tainted 4.2.0-rc2-next-20150713-dbg-00017-g16b87ed-dirty #183 [ 1239.783944] 0000000000000009 ffff88041c5379d8 ffffffff813a19ac ffffffff81077163 [ 1239.783947] ffff88041c537a28 ffff88041c537a18 ffffffff8103b5d9 ffff88041c5379f8 [ 1239.783950] ffffffffa0533273 0000000000000002 ffff88041c578000 ffff88041c578000 [ 1239.783953] Call Trace: [ 1239.783961] [<ffffffff813a19ac>] dump_stack+0x4c/0x65 [ 1239.783965] [<ffffffff81077163>] ? up+0x39/0x3e [ 1239.783968] [<ffffffff8103b5d9>] warn_slowpath_common+0x9b/0xb5 [ 1239.783986] [<ffffffffa0533273>] ? i915_gem_track_fb+0xdc/0x106 [i915] [ 1239.783987] [<ffffffff8103b639>] warn_slowpath_fmt+0x46/0x48 [ 1239.784002] [<ffffffffa0533273>] i915_gem_track_fb+0xdc/0x106 [i915] [ 1239.784026] [<ffffffffa0575928>] intel_prepare_plane_fb+0xb1/0x101 [i915] [ 1239.784033] [<ffffffffa0261f0f>] drm_atomic_helper_prepare_planes+0x5b/0xb8 [drm_kms_helper] [ 1239.784055] [<ffffffffa0585596>] intel_atomic_commit+0x46/0xc0 [i915] [ 1239.784072] [<ffffffffa02d2139>] drm_atomic_commit+0x4d/0x52 [drm] [ 1239.784078] [<ffffffffa0262f32>] drm_atomic_helper_update_plane+0xca/0x119 [drm_kms_helper] [ 1239.784092] [<ffffffffa02c7572>] __setplane_internal+0x24e/0x2ae [drm] [ 1239.784103] [<ffffffffa02c771b>] drm_mode_cursor_universal+0x149/0x197 [drm] [ 1239.784113] [<ffffffffa02c7e58>] ? drm_mode_setcrtc+0x428/0x428 [drm] [ 1239.784122] [<ffffffffa02c781e>] drm_mode_cursor_common+0xb5/0x156 [drm] [ 1239.784132] [<ffffffffa02c7e8f>] drm_mode_cursor_ioctl+0x37/0x39 [drm] [ 1239.784140] [<ffffffffa02bae85>] drm_ioctl+0x287/0x415 [drm] [ 1239.784143] [<ffffffff81078580>] ? __lock_is_held+0x3c/0x57 [ 1239.784146] [<ffffffff8114c3d1>] ? __fget+0x170/0x1a1 [ 1239.784148] [<ffffffff811422c1>] do_vfs_ioctl+0x455/0x4dd [ 1239.784151] [<ffffffff8114c48e>] ? __fget_light+0x65/0x75 [ 1239.784153] [<ffffffff8114238d>] SyS_ioctl+0x44/0x63 [ 1239.784155] [<ffffffff813a8057>] entry_SYSCALL_64_fastpath+0x12/0x6f [ 1239.784157] ---[ end trace 67b32b389e7fe7df ]--- -ss -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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