Bug 770191

libreport version: 2.0.8
abrt_version:   2.0.7
cmdline:        BOOT_IMAGE=/vmlinuz-3.1.5-6.fc16.i686 root=/dev/mapper/VolGroup-lv_root ro rd.md=0 rd.dm=0 KEYTABLE=cz-us-qwertz rd.lvm.lv=VolGroup/lv_swap quiet SYSFONT=latarcyrheb-sun16 rhgb rd.lvm.lv=VolGroup/lv_root rd.luks=0 LANG=en_US.UTF-8
kernel:         3.1.5-6.fc16.i686
reason:         BUG: soft lockup - CPU#1 stuck for 27s! [kworker/1:0:2087]
time:           Pá 23. prosinec 2011, 22:21:28 CET

backtrace:
:BUG: soft lockup - CPU#1 stuck for 27s! [kworker/1:0:2087]
:Modules linked in: vfat fat usb_storage ppdev parport_pc lp parport fuse fcoe libfcoe libfc scsi_transport_fc scsi_tgt 8021q garp stp llc nf_conntrack_ipv4 ip6t_REJECT nf_defrag_ipv4 nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables uvcvideo videodev media acer_wmi sparse_keymap joydev microcode arc4 iTCO_wdt i2c_i801 ath9k iTCO_vendor_support mac80211 ath9k_common ath9k_hw ath cfg80211 rfkill snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device snd_pcm atl1c snd_timer snd soundcore snd_page_alloc binfmt_misc uinput wmi i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan]
:Modules linked in: vfat fat usb_storage ppdev parport_pc lp parport fuse fcoe libfcoe libfc scsi_transport_fc scsi_tgt 8021q garp stp llc nf_conntrack_ipv4 ip6t_REJECT nf_defrag_ipv4 nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables uvcvideo videodev media acer_wmi sparse_keymap joydev microcode arc4 iTCO_wdt i2c_i801 ath9k iTCO_vendor_support mac80211 ath9k_common ath9k_hw ath cfg80211 rfkill snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device snd_pcm atl1c snd_timer snd soundcore snd_page_alloc binfmt_misc uinput wmi i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan]
:Pid: 2087, comm: kworker/1:0 Not tainted 3.1.5-6.fc16.i686 #1 Acer AOD255/JE02_PT
:EIP: 0060:[<f87e4c60>] EFLAGS: 00000293 CPU: 1
:EIP is at atl1c_hash_mc_addr+0x0/0x50 [atl1c]
:EAX: f47a3cbc EBX: ea023640 ECX: f8800000 EDX: ea023648
:ESI: f47a3cbc EDI: f47a393c EBP: ea1abd68 ESP: ea1abd58
: DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
:Process kworker/1:0 (pid: 2087, ti=ea1aa000 task=e7976480 task.ti=ea1aa000)
:Stack:
: f87e165a f47a3800 f87e6c60 00000000 ea1abd78 c081e704 f47a3800 f47a392c
: ea1abd98 c0822e8b 00000005 00000000 ea1abdb0 f6457a80 f6457af0 f47a3800
: ea1abda0 c0822edf ea1abde0 c08c58a3 00000000 00001c9a 00003333 00000100
:Call Trace:
: [<f87e165a>] ? atl1c_set_multi+0x7a/0xc0 [atl1c]
: [<c081e704>] __dev_set_rx_mode+0x34/0xa0
: [<c0822e8b>] __dev_mc_add+0x5b/0x80
: [<c0822edf>] dev_mc_add+0xf/0x20
: [<c08c58a3>] igmp6_group_added+0xd3/0x160
: [<c08c88b7>] ipv6_mc_up+0x27/0x40
: [<c08adc66>] ipv6_find_idev+0x36/0x80
: [<c08adcd3>] addrconf_add_dev+0x23/0xa0
: [<c0903cfb>] ? printk+0x2d/0x2f
: [<c08b1250>] addrconf_notify+0x5f0/0x970
: [<c06e59af>] ? extract_entropy+0xbf/0x110
: [<c04b1f52>] ? call_rcu_bh+0x12/0x20
: [<c0844547>] ? rt_do_flush+0xc7/0x120
: [<c0846008>] ? rt_cache_flush+0x38/0x50
: [<c09109b5>] notifier_call_chain+0x45/0x60
: [<c046fcaf>] raw_notifier_call_chain+0x1f/0x30
: [<c08196ec>] call_netdevice_notifiers+0x2c/0x60
: [<c083541a>] ? dev_activate+0x9a/0x170
: [<f87e2862>] ? atl1c_check_link_status+0xe2/0x330 [atl1c]
: [<c081abc0>] netdev_state_change+0x20/0x40
: [<c082b871>] linkwatch_do_dev+0x71/0xb0
: [<c082bb5f>] __linkwatch_run_queue+0x12f/0x160
: [<c082bbb0>] linkwatch_event+0x20/0x30
: [<c046562a>] process_one_work+0xfa/0x390
: [<c082bb90>] ? __linkwatch_run_queue+0x160/0x160
: [<c0466321>] worker_thread+0x121/0x2d0
: [<c0466200>] ? manage_workers+0x1f0/0x1f0
: [<c046a17d>] kthread+0x6d/0x80
: [<c046a110>] ? kthread_worker_fn+0x140/0x140
: [<c09144be>] kernel_thread_helper+0x6/0x10
:Code: 8b 80 c4 12 00 00 90 8d 74 26 00 eb b2 8b 80 c0 12 00 00 8b 03 8b 90 c0 12 00 00 eb 94 8d b4 26 00 00 00 00 8d bc 27 00 00 00 00