Ahoy!

"Tracking of fully allocated slabs for debugging purposes." Are this warnings expected and therefore not a bug? Thanks.

[ 83.530421] WARNING: CPU: 0 PID: 2243 at mm/slub.c:1007 deactivate_slab+0x4e0/0x590() [ 83.530440] Modules linked in: ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack xt_CHECKSUM iptable_mangle fuse ip6table_filter ip6_tables ebtable_nat ebtables kvm_amd kvm ppdev microcode serio_raw nouveau mxm_wmi video i2c_algo_bit ttm edac_core edac_mce_amd drm_kms_helper k10temp drm parport_serial parport_pc parport wmi shpchp i2c_nforce2 i2c_core acpi_cpufreq nfsd auth_rpcgss nfs_acl lockd sunrpc binfmt_misc ata_generic pata_acpi pata_amd 8021q garp mrp tun bridge stp llc bonding [ 83.530441] CPU: 0 PID: 2243 Comm: systemd-sleep Tainted: G W 3.14.0-0.rc1.git5.1.fc21.1.x86_64 #1 [ 83.530442] Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010 [ 83.530444] 0000000000000000 00000000c8ff680f ffff8800ae5ffb28 ffffffff817cf05d [ 83.530445] 0000000000000000 ffff8800ae5ffb60 ffffffff810966cd 0000000000000002 [ 83.530447] ffff88012a003700 ffff88012a000c00 0000000000000000 ffffea0003205b80 [ 83.530447] Call Trace: [ 83.530448] [<ffffffff817cf05d>] dump_stack+0x4d/0x66 [ 83.530450] [<ffffffff810966cd>] warn_slowpath_common+0x7d/0xa0 [ 83.530451] [<ffffffff810967fa>] warn_slowpath_null+0x1a/0x20 [ 83.530452] [<ffffffff8120d870>] deactivate_slab+0x4e0/0x590 [ 83.530454] [<ffffffff810f8739>] ? mark_held_locks+0xb9/0x140 [ 83.530455] [<ffffffff8120da4c>] slab_cpuup_callback+0xcc/0x130 [ 83.530457] [<ffffffff817dd586>] notifier_call_chain+0x66/0x150 [ 83.530459] [<ffffffff810ca41e>] __raw_notifier_call_chain+0xe/0x10 [ 83.530460] [<ffffffff81096933>] cpu_notify+0x23/0x50 [ 83.530461] [<ffffffff8109696e>] cpu_notify_nofail+0xe/0x20 [ 83.530462] [<ffffffff817bf8c5>] _cpu_down+0x1d5/0x350 [ 83.530464] [<ffffffff81096fe5>] disable_nonboot_cpus+0xa5/0x150 [ 83.530465] [<ffffffff81101bad>] suspend_devices_and_enter+0x21d/0x670 [ 83.530466] [<ffffffff81102178>] pm_suspend+0x178/0x260 [ 83.530468] [<ffffffff81100b49>] state_store+0x79/0xf0 [ 83.530469] [<ffffffff813c8f6f>] kobj_attr_store+0xf/0x20 [ 83.530471] [<ffffffff812bc844>] sysfs_kf_write+0x44/0x60 [ 83.530472] [<ffffffff812c0de5>] kernfs_fop_write+0xd5/0x150 [ 83.530473] [<ffffffff81232f2d>] vfs_write+0xbd/0x1f0 [ 83.530475] [<ffffffff81255c45>] ? __fget_light+0x145/0x160 [ 83.530476] [<ffffffff812339bb>] SyS_write+0x5b/0xb0 [ 83.530477] [<ffffffff817e2ea9>] system_call_fastpath+0x16/0x1b [ 83.530478] ---[ end trace d6d150ba17d5207a ]--- [ 83.534749] kvm: disabling virtualization on CPU2 [ 83.534787] smpboot: CPU 2 is now offline [ 83.537960] kvm: disabling virtualization on CPU3 [ 83.538003] smpboot: CPU 3 is now offline [ 83.538181] ------------[ cut here ]------------

https://bugzilla.redhat.com/attachment.cgi?id=861203 https://bugzilla.redhat.com/show_bug.cgi?id=1063096

poma