https://bugzilla.novell.com/show_bug.cgi?id=759712 https://bugzilla.novell.com/show_bug.cgi?id=759712#c0 Summary: [Kernel:HEAD][intel-i915] WARNING: at linux-3.4-rc4/drivers/gpu/drm/i915/i915_drv.c:398 gen6_gt_check_fifodbg.isra.3+0x2e/0x40 [i915] Classification: openSUSE Product: openSUSE 12.2 Version: Factory Platform: x86-64 OS/Version: Other Status: NEW Severity: Normal Priority: P5 - None Component: Kernel AssignedTo: kernel-maintainers@forge.provo.novell.com ReportedBy: crrodriguez@opensuse.org QAContact: qa-bugs@suse.de Found By: --- Blocker: --- On suspend I am getting the following warning with 3.4rc4 [ 1400.869144] ------------[ cut here ]------------ [ 1400.869162] WARNING: at /home/abuild/rpmbuild/BUILD/kernel-desktop-3.4.rc4/linux-3.4-rc4/drivers/gpu/drm/i915/i915_drv.c:398 gen6_gt_check_fifodbg.isra.3+0x2e/0x40 [i915]() [ 1400.869164] Hardware name: Dell System XPS 15Z [ 1400.869165] MMIO read or write has been dropped ffffffff [ 1400.869166] Modules linked in: fuse af_packet snd_hda_codec_hdmi snd_hda_codec_realtek arc4 snd_hda_intel snd_hda_codec iwlwifi snd_hwdep snd_pcm dell_laptop uvcvideo mac80211 snd_timer snd dcdbas iTCO_wdt cfg80211 videobuf2_core videodev d ell_wmi soundcore sr_mod videobuf2_vmalloc kvm_intel sparse_keymap coretemp videobuf2_memops sg cdrom kvm bbswitch(O) pcspkr i2c_i801 iTCO_vendor_support microcode rfkill mei(C) snd_page_alloc battery wmi ac autofs4 sha256_generic dm_crypt dm_ mod linear btrfs zlib_deflate ghash_clmulni_intel crc32c_intel aesni_intel cryptd aes_x86_64 i915 drm_kms_helper drm i2c_algo_bit xhci_hcd button video jmb38x_ms memstick sdhci_pci sdhci mmc_core shpchp pci_hotplug fan thermal processor therma l_sys [ 1400.869191] Pid: 2813, comm: kworker/u:16 Tainted: G C O 3.4.0-rc4-1-desktop #1 [ 1400.869192] Call Trace: [ 1400.869202] [<ffffffff81004648>] dump_trace+0x88/0x300 [ 1400.869207] [<ffffffff815b6af2>] dump_stack+0x69/0x6f [ 1400.869210] [<ffffffff8103fde9>] warn_slowpath_common+0x79/0xc0 [ 1400.869213] [<ffffffff8103fee5>] warn_slowpath_fmt+0x45/0x50 [ 1400.869219] [<ffffffffa012633e>] gen6_gt_check_fifodbg.isra.3+0x2e/0x40 [i915] [ 1400.869228] [<ffffffffa0126c6f>] i915_read32+0x11f/0x140 [i915] [ 1400.869236] [<ffffffffa01299dd>] i915_update_gfx_val+0x7d/0xe0 [i915] [ 1400.869248] [<ffffffffa014b6cd>] intel_idle_update+0x7d/0x1e0 [i915] [ 1400.869272] [<ffffffff8105ac53>] process_one_work+0x123/0x450 [ 1400.869275] [<ffffffff8105b2ed>] worker_thread+0x12d/0x2e0 [ 1400.869278] [<ffffffff81060ad5>] kthread+0x85/0x90 [ 1400.869281] [<ffffffff815cac94>] kernel_thread_helper+0x4/0x10 [ 1400.869283] ---[ end trace 0cf07aafc101767e ]--- [ 1400.869858] ------------[ cut here ]------------ [ 1400.869863] WARNING: at /home/abuild/rpmbuild/BUILD/kernel-desktop-3.4.rc4/linux-3.4-rc4/drivers/gpu/drm/i915/i915_drv.c:398 gen6_gt_check_fifodbg.isra.3+0x2e/0x40 [i915]() [ 1400.869865] Hardware name: Dell System XPS 15Z [ 1400.869865] MMIO read or write has been dropped ffffffff [ 1400.869866] Modules linked in: fuse af_packet snd_hda_codec_hdmi snd_hda_codec_realtek arc4 snd_hda_intel snd_hda_codec iwlwifi snd_hwdep snd_pcm dell_laptop uvcvideo mac80211 snd_timer snd dcdbas iTCO_wdt cfg80211 videobuf2_core videodev dell_wmi soundcore sr_mod videobuf2_vmalloc kvm_intel sparse_keymap coretemp videobuf2_memops sg cdrom kvm bbswitch(O) pcspkr i2c_i801 iTCO_vendor_support microcode rfkill mei(C) snd_page_alloc battery wmi ac autofs4 sha256_generic dm_crypt dm_mod linear btrfs zlib_deflate ghash_clmulni_intel crc32c_intel aesni_intel cryptd aes_x86_64 i915 drm_kms_helper drm i2c_algo_bit xhci_hcd button video jmb38x_ms memstick sdhci_pci sdhci mmc_core shpchp pci_hotplug fan thermal processor thermal_sys [ 1400.869885] Pid: 2813, comm: kworker/u:16 Tainted: G WC O 3.4.0-rc4-1-desktop #1 [ 1400.869886] Call Trace: [ 1400.869889] [<ffffffff81004648>] dump_trace+0x88/0x300 [ 1400.869891] [<ffffffff815b6af2>] dump_stack+0x69/0x6f [ 1400.869894] [<ffffffff8103fde9>] warn_slowpath_common+0x79/0xc0 [ 1400.869896] [<ffffffff8103fee5>] warn_slowpath_fmt+0x45/0x50 [ 1400.869901] [<ffffffffa012633e>] gen6_gt_check_fifodbg.isra.3+0x2e/0x40 [i915] [ 1400.869907] [<ffffffffa0126c6f>] i915_read32+0x11f/0x140 [i915] [ 1400.869915] [<ffffffffa014b735>] intel_idle_update+0xe5/0x1e0 [i915] [ 1400.869938] [<ffffffff8105ac53>] process_one_work+0x123/0x450 [ 1400.869940] [<ffffffff8105b2ed>] worker_thread+0x12d/0x2e0 [ 1400.869943] [<ffffffff81060ad5>] kthread+0x85/0x90 [ 1400.869945] [<ffffffff815cac94>] kernel_thread_helper+0x4/0x10 [ 1400.869947] ---[ end trace 0cf07aafc101767f ]--- Hope someone can check what is going on here... -- Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.