https://bugzilla.novell.com/show_bug.cgi?id=841293 https://bugzilla.novell.com/show_bug.cgi?id=841293#c0 Summary: Bug: soft lockup ... kworker Classification: openSUSE Product: openSUSE 12.2 Version: Final Platform: x86-64 OS/Version: openSUSE 12.2 Status: NEW Severity: Critical Priority: P5 - None Component: Kernel AssignedTo: kernel-maintainers@forge.provo.novell.com ReportedBy: support@microtechniques.com QAContact: qa-bugs@suse.de Found By: --- Blocker: --- Created an attachment (id=559062) --> (http://bugzilla.novell.com/attachment.cgi?id=559062) Kernel log User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20130917 Firefox/24.0 PaleMoon/24.0.1 Running kernel 3.11.0-27.g0a1c41f-default from Tumbleweed. 16 core system under load with significant disk I/O. BUG: soft lockup - CPU#1 stuck for 22s! [kworker/u65:1:27938] Sep 19 01:01:21 Owl2 kernel: [227524.179708] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_pcm_oss snd_hda_codec snd_hwdep snd_pcm snd_seq snd_timer kvm_amd snd_seq_device kvm snd_mixer_oss ohci_pci ohci_hcd amd64_edac_mod ehci_pci sp5100_tco edac_core pcspkr serio_raw ehci_hcd snd edac_mce_amd k10temp i2c_piix4 usbcore sr_mod e1000e fglrx(PO) cdrom usb_common soundcore ptp sg snd_page_alloc pps_core amd_iommu_v2 shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp Sep 19 01:01:21 Owl2 kernel: [227524.179762] CPU: 1 PID: 27938 Comm: kworker/u65:1 Tainted: P O 3.11.0-27.g0a1c41f-default #1 Sep 19 01:01:21 Owl2 kernel: [227524.179765] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202 03/29/2012 Sep 19 01:01:21 Owl2 kernel: [227524.179771] Workqueue: writeback bdi_writeback_workfn (flush-btrfs-1) Full log attached Reproducible: Sometimes Steps to Reproduce: 1. Rebuild directory tree in virtual machine from subversion repository with about 100,000 files 2. 3. Actual Results: System froze Expected Results: System to run normally -- 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.