Additional info: WARNING: at kernel/workqueue.c:744 wq_worker_waking_up+0x9b/0xc0() Hardware name: 2912WA6 Modules linked in: tcp_lp fuse ebtable_nat nf_conntrack_netbios_ns nf_conntrack_broadcast ipt_MASQUERADE ip6table_mangle be2iscsi iscsi_boot_sysfs bnx2i ip6t_REJECT cnic uio cxgb4i nf_conntrack_ipv6 cxgb4 nf_defrag_ipv6 cxgb3i cxgb3 mdio libcxgbi ib_iser rdma_cm iptable_nat ib_addr nf_nat_ipv4 nf_nat iw_cm ib_cm ib_sa ib_mad ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi iptable_mangle nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ebtable_filter ebtables ip6table_filter ip6_tables rfcomm bnep dm_crypt btusb bluetooth arc4 iwldvm mac80211 iTCO_wdt iTCO_vendor_support binfmt_misc snd_hda_codec_hdmi snd_hda_codec_conexant uvcvideo videobuf2_vmalloc snd_hda_intel videobuf2_memops coretemp snd_hda_codec snd_hwdep microcode snd_seq snd_seq_device joydev videobuf2_core i2c_i801 videodev intel_ips snd_pcm media iwlwifi thinkpad_acpi cfg80211 lpc_ich snd_page_alloc vhost_net snd_timer mfd_core tun mei snd macvtap macvlan soundcore rfkill kvm_intel tpm_tis tpm tpm_bios kvm uinput crc32c_intel i915 ghash_clmulni_intel i2c_algo_bit drm_kms_helper sdhci_pci drm sdhci e1000e mmc_core i2c_core mxm_wmi video wmi sunrpc Pid: 8, comm: migration/0 Not tainted 3.8.3-201.fc18.x86_64 #1 Call Trace: [<ffffffff8105e62f>] warn_slowpath_common+0x7f/0xc0 [<ffffffff8105e68a>] warn_slowpath_null+0x1a/0x20 [<ffffffff8107d75b>] wq_worker_waking_up+0x9b/0xc0 [<ffffffff81091ab9>] ttwu_do_activate.constprop.81+0x59/0x70 [<ffffffff81093fcc>] try_to_wake_up+0x1dc/0x2d0 [<ffffffff810940d2>] default_wake_function+0x12/0x20 [<ffffffff8108b3c5>] __wake_up_common+0x55/0x90 [<ffffffff81091e70>] ? __migrate_task+0x160/0x160 [<ffffffff8108ec47>] complete+0x47/0x60 [<ffffffff810d68ed>] cpu_stop_signal_done+0x2d/0x30 [<ffffffff810d6c31>] cpu_stopper_thread+0xf1/0x1a0 [<ffffffff8164e806>] ? __schedule+0x3c6/0x7a0 [<ffffffff810d6b40>] ? stop_machine_cpu_stop+0xf0/0xf0 [<ffffffff81081fb0>] kthread+0xc0/0xd0 [<ffffffff81010000>] ? ftrace_define_fields_xen_mc_entry+0xa0/0xf0 [<ffffffff81081ef0>] ? kthread_create_on_node+0x120/0x120 [<ffffffff816585ec>] ret_from_fork+0x7c/0xb0 [<ffffffff81081ef0>] ? kthread_create_on_node+0x120/0x120
Was normally using firefox 19 and dolphin together, i made a couple of new tabs in succession, and i see this error. Package: kernel OS Release: Fedora release 18 (Spherical Cow)
Can you attach the full dmesg output that contains this backtrace?
*** This bug has been marked as a duplicate of bug 919687 ***