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Date: Sun, 7 Feb 2010 10:38:28 -0800 From: Arjan van de Ven <arjan@...radead.org> To: linux-kernel@...r.kernel.org Cc: torvalds@...ux-foundation.org, davej@...hat.com, cebbert@...hat.com, tglx@...utronix.de, mingo@...e.hu, dwmw2@...radead.org, airlied@...hat.com, perex@...ex.cz, eparis@...hat.com Subject: kerneloops.org oops/warning report for the week ending February 7, 2010 This week, a total of 771557 oopses and warnings have been reported. That's a whole lot more than normal..... like by a lot. The vast majority is in the ext4/quota interaction, specifically in the latest Fedora kernel rpm (bad backport?) RCU shows some fun as well, but pretty much exclusively on Dell machines. Per file statistics 439978 fs/quota/dquot.c 157834 include/linux/rcutiny.h 68451 external/nvidia/binary (P) 33617 sound/pci/hda/hda_intel.c 18022 drivers/gpu/drm/radeon/radeon_object.c 4931 drivers/media/video/usbcam/usbcam_dev.c 3551 drivers/pci/dmar.c 2584 drivers/pci/intel-iommu.c 2488 include/linux/hardirq.h 2201 sound/pci/hda/hda_codec.c 2019 fs/eventpoll.c 1923 fs/notify/inotify/inotify_fsnotify.c Rank 1: dquot_claim_space (warning) Reported 440404 times (482753 total reports) Interaction between EXT4 and the quota code. It seems to have gotten really worse in the latest Fedora 12 kernel; botched backport? This warning was last seen in version 2.6.33-rc4, and first seen in 2.6.30. More info: http://www.kerneloops.org/searchweek.php?search=dquot_claim_space Rank 2: rcu_exit_nohz (warning) Almost exclusively seen on Dell machines; almost looks like some buggy SMM code causing something evil. Reported 86293 times (109140 total reports) This warning was last seen in version 2.6.33-rc6-git0, and first seen in 2.6.28. More info: http://www.kerneloops.org/searchweek.php?search=rcu_exit_nohz Rank 3: rcu_enter_nohz (warning) counterpart of the #2 item Reported 71550 times (91147 total reports) This warning was last seen in version 2.6.33-rc6-git0, and first seen in 2.6.24-rc7. More info: http://www.kerneloops.org/searchweek.php?search=rcu_enter_nohz Rank 4: nv_post_event (warning) Reported 68189 times (69146 total reports) Running the nvidia binary driver on an -rt kernel is just not a good idea. Really. We mean it. warning only shows up in tainted kernels This warning was last seen in version 2.6.31.12, and first seen in 2.6.29.5. More info: http://www.kerneloops.org/searchweek.php?search=nv_post_event Rank 5: azx_send_cmd (warning) Reported 33409 times (49076 total reports) This warning was last seen in version 2.6.31.12, and first seen in 2.6.31-rc7-git2. More info: http://www.kerneloops.org/searchweek.php?search=azx_send_cmd Rank 6: radeon_object_create (oops) Reported 18055 times (27801 total reports) List corruption, assumed fixed in 2.6.32 This oops was last seen in version 2.6.32.7, and first seen in 2.6.31-rc1-git7. More info: http://www.kerneloops.org/searchweek.php?search=radeon_object_create Rank 7: native_apic_write_dummy (warning) Reported 10290 times (17346 total reports) This warning was last seen in version 2.6.32.1, and first seen in 2.6.30. More info: http://www.kerneloops.org/searchweek.php?search=native_apic_write_dummy Rank 8: usbcam_videobuf_queue (warning) Reported 4931 times (6168 total reports) [fedora] Out of tree driver calling mutex code from interrupt context This warning was last seen in version 2.6.31.12, and first seen in 2.6.27.30. More info: http://www.kerneloops.org/searchweek.php?search=usbcam_videobuf_queue Rank 9: check_zero_address (warning) Reported 3552 times (5554 total reports) [bios] The BIOS advertizes a zero address for the DMAR table This warning was last seen in version 2.6.33-rc6, and first seen in 2.6.31.5. More info: http://www.kerneloops.org/searchweek.php?search=check_zero_address Rank 10: snd_array_new (warning) Reported 2201 times (2971 total reports) This warning was last seen in version 2.6.31.12, and first seen in 2.6.27.5. More info: http://www.kerneloops.org/searchweek.php?search=snd_array_new Rank 11: iommu_prepare_identity_map (warning) Reported 2147 times (3197 total reports) This warning was last seen in version 2.6.33-rc6-git1, and first seen in 2.6.31.5. More info: http://www.kerneloops.org/searchweek.php?search=iommu_prepare_identity_map Rank 12: ep_call_nested (warning) -rt kernels only; locking issue between eventpoll and a networking driver?? Reported 2019 times This warning was last seen in version 2.6.31.12, and first seen in 2.6.31.12. More info: http://www.kerneloops.org/searchweek.php?search=ep_call_nested -- Arjan van de Ven Intel Open Source Technology Centre For development, discussion and tips for power savings, visit http://www.lesswatts.org -- 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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