https://bugzilla.novell.com/show_bug.cgi?id=789348 https://bugzilla.novell.com/show_bug.cgi?id=789348#c0 Summary: WARNING: at linux-3.4/mm/memcontrol.c:4998 mem_cgroup_create+0x3ac/0x510() Classification: openSUSE Product: openSUSE 12.2 Version: Final Platform: x86-64 OS/Version: openSUSE 12.2 Status: NEW Severity: Minor Priority: P5 - None Component: Kernel AssignedTo: kernel-maintainers@forge.provo.novell.com ReportedBy: mt@suse.com QAContact: qa-bugs@suse.de Found By: --- Blocker: --- I'm getting this kernel warning at every boot when libvirtd is enabled: [ 65.541906] ------------[ cut here ]------------ [ 65.541913] WARNING: at /home/abuild/rpmbuild/BUILD/kernel-default-3.4.11/linux-3.4/mm/memcontrol.c:4998 mem_cgroup_create+0x3ac/0x510() [ 65.541915] Hardware name: OptiPlex 960 [ 65.541917] Creating hierarchies with use_hierarchy==0 (flat hierarchy) is considered deprecated. If you believe that your setup is correct, we kindly ask you to contact linux-mm@kvack.org and let us know [ 65.541919] Modules linked in: ip6table_filter ip6_tables iptable_filter ip_tables ebtable_nat ebtables x_tables bridge 8021q garp stp af_packet cpufreq_conservative cpufreq_userspace cpufreq_powersave dm_mod snd_hda_codec_hdmi snd_hda_codec_analog snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq snd_timer snd_seq_device snd nvidia(PO) button acpi_cpufreq dell_wmi sparse_keymap ppdev mperf wmi parport_pc coretemp iTCO_wdt soundcore snd_page_alloc pciehp pci_hotplug parport i2c_i801 pcspkr serio_raw kvm_intel kvm dcdbas iTCO_vendor_support sr_mod cdrom e1000e r8169 mei(C) sg microcode autofs4 raid456 async_raid6_recov async_pq usbhid raid6_pq async_xor xor async_memcpy async_tx raid10 raid0 raid1 uhci_hcd processor thermal_sys ehci_hcd usbcore usb_common scsi_dh_hp_sw scsi_dh_alua scsi_dh_emc scsi_dh_rdac scsi_dh ata_generic [ 65.541965] Pid: 9738, comm: libvirtd Tainted: P C O 3.4.11-2.16-default #1 [ 65.541966] Call Trace: [ 65.541976] [<ffffffff81004598>] dump_trace+0x78/0x2c0 [ 65.541980] [<ffffffff81531522>] dump_stack+0x69/0x6f [ 65.541984] [<ffffffff8103eb09>] warn_slowpath_common+0x79/0xc0 [ 65.541987] [<ffffffff8103ec05>] warn_slowpath_fmt+0x45/0x50 [ 65.541990] [<ffffffff8151a87c>] mem_cgroup_create+0x3ac/0x510 [ 65.541996] [<ffffffff810a7463>] cgroup_mkdir+0x103/0x3d0 [ 65.542000] [<ffffffff8115fcb5>] vfs_mkdir+0xb5/0x170 [ 65.542004] [<ffffffff81163db4>] sys_mkdirat+0xe4/0xf0 [ 65.542008] [<ffffffff8154433d>] system_call_fastpath+0x1a/0x1f [ 65.542013] [<00007f79526b3f67>] 0x7f79526b3f66 [ 65.542015] ---[ end trace f07f1328e5430f18 ]--- I didn't set the use_hierarchy==0 parameter: # cat /proc/cmdline BOOT_IMAGE=/boot/vmlinuz-3.4.11-2.16-default root=UUID=21bc4656-a485-4939-b48b-8060234b93e0 resume=/dev/md1 splash=silent quiet showopts -- 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.