Public bug reported:
Binary package hint: linux-image-2.6.28-11-generic
Running amd64 Kubuntu Jaunty:
Apr 8 18:23:37 aethereal kernel: [27126.051082] iwlagn: Microcode SW error dete
cted. Restarting 0x2000000.
Apr 8 18:24:14 aethereal kernel: [27163.521007] BUG: soft lockup - CPU#1 stuck
for 61s! [kwin:4874]
Apr 8 18:24:14 aethereal kernel: [27163.521008] Modules linked in: binfmt_misc
i915 drm ppdev bridge stp bnep input_polldev kvm_intel kvm snd_hwdep sbp2 lp par
port snd_hda_intel snd_pcm_oss snd_mixer_oss snd_pcm arc4 snd_seq_dummy ecb snd_
seq_oss pata_pcmcia snd_seq_midi iwlagn iwlcore snd_rawmidi snd_seq_midi_event s
nd_seq led_class pcmcia snd_timer snd_seq_device mac80211 snd yenta_socket rsrc_
nonstatic iTCO_wdt soundcore psmouse pcmcia_core pcspkr snd_page_alloc cfg80211
iTCO_vendor_support serio_raw dcdbas btusb joydev sha256_generic aes_x86_64 aes_
generic cbc dm_crypt fbcon tileblit font bitblit softcursor squashfs unionfs nls
_iso8859_1 nls_cp437 vfat fat usbhid usb_storage ohci1394 ieee1394 tg3 intel_agp
video output
Apr 8 18:24:14 aethereal kernel: [27163.521008] CPU 1:
Apr 8 18:24:14 aethereal kernel: [27163.521008] Modules linked in: binfmt_misc
i915 drm ppdev bridge stp bnep input_polldev kvm_intel kvm snd_hwdep sbp2 lp par
port snd_hda_intel snd_pcm_oss snd_mixer_oss snd_pcm arc4 snd_seq_dummy ecb snd_
seq_oss pata_pcmcia snd_seq_midi iwlagn iwlcore snd_rawmidi snd_seq_midi_event s
nd_seq led_class pcmcia snd_timer snd_seq_device mac80211 snd yenta_socket rsrc_
nonstatic iTCO_wdt soundcore psmouse pcmcia_core pcspkr snd_page_alloc cfg80211
iTCO_vendor_support serio_raw dcdbas btusb joydev sha256_generic aes_x86_64 aes_
generic cbc dm_crypt fbcon tileblit font bitblit softcursor squashfs unionfs nls
_iso8859_1 nls_cp437 vfat fat usbhid usb_storage ohci1394 ieee1394 tg3 intel_agp
video output
Apr 8 18:24:14 aethereal kernel: [27163.521008] Pid: 4874, comm: kwin Tainted:
G D 2.6.28-11-generic #40-Ubuntu
Apr 8 18:24:14 aethereal kernel: [27163.521008] RIP: 0010:[<ffffffff8022f566>]
[<ffffffff8022f566>] __ticket_spin_lock+0x16/0x20
Apr 8 18:24:14 aethereal kernel: [27163.521008] RSP: 0018:ffff8800dc557d78 EFL
AGS: 00000297
Apr 8 18:24:14 aethereal kernel: [27163.521008] RAX: 000000000000f3f2 RBX: ffff
8800dc557d78 RCX: 0000000000000000
Apr 8 18:24:14 aethereal kernel: [27163.521008] RDX: ffff8801020cde40 RSI:
ffff8800dc56b5e8 RDI: ffff880100d27b18
Apr 8 18:24:14 aethereal kernel: [27163.521008] RBP: ffff8800dc557d78 R08:
ffff8800dc56e0a8 R09: 00007f6cc7116000
Apr 8 18:24:14 aethereal kernel: [27163.521008] R10: 0000000000000000 R11:
0000000000000001 R12: ffffffff802c57cf
Apr 8 18:24:14 aethereal kernel: [27163.521008] R13: ffff8800dc557d88 R14:
00007f6cc7116000 R15: ffff880040f0d1c0
Apr 8 18:24:14 aethereal kernel: [27163.521008] FS: 00007f6ccf108760(0000)
GS:ffff88011f803a80(0000) knlGS:0000000000000000
Apr 8 18:24:14 aethereal kernel: [27163.521008] CS: 0010 DS: 0000 ES: 0000
CR0: 000000008005003b
Apr 8 18:24:14 aethereal kernel: [27163.521008] CR2: 00007f6cc9e97230 CR3:
00000000dc593000 CR4: 00000000000026a0
Apr 8 18:24:14 aethereal kernel: [27163.521008] DR0: 0000000000000000 DR1:
0000000000000000 DR2: 0000000000000000
Apr 8 18:24:14 aethereal kernel: [27163.521008] DR3: 0000000000000000 DR6:
00000000ffff0ff0 DR7: 0000000000000400
Apr 8 18:24:14 aethereal kernel: [27163.521008] Call Trace:
Apr 8 18:24:14 aethereal kernel: [27163.521008] [<ffffffff8069e559>]
_spin_lock+0x9/0x10
Apr 8 18:24:14 aethereal kernel: [27163.521008] [<ffffffff8024e82c>]
dup_mmap+0x15c/0x2c0
Apr 8 18:24:14 aethereal kernel: [27163.521008] [<ffffffff8024ef40>]
dup_mm+0xb0/0x110
Apr 8 18:24:14 aethereal kernel: [27163.521008] [<ffffffff8024f762>]
copy_process+0x782/0xe90
Apr 8 18:24:14 aethereal kernel: [27163.521008] [<ffffffff802e8d1c>] ?
get_empty_filp+0x6c/0x150
Apr 8 18:24:14 aethereal kernel: [27163.521008] [<ffffffff802e2396>] ?
kmem_cache_alloc+0x86/0xc0
Apr 8 18:24:14 aethereal kernel: [27163.521008] [<ffffffff8024fee6>]
do_fork+0x76/0x370
Apr 8 18:24:14 aethereal kernel: [27163.521008] [<ffffffff8069e559>] ?
_spin_lock+0x9/0x10
Apr 8 18:24:14 aethereal kernel: [27163.521008] [<ffffffff8069e559>] ?
_spin_lock+0x9/0x10
Apr 8 18:24:14 aethereal kernel: [27163.521008] [<ffffffff802f5d20>] ?
set_close_on_exec+0x70/0xb0
Apr 8 18:24:14 aethereal kernel: [27163.521008] [<ffffffff8021253a>] ?
system_call_fastpath+0x16/0x1b
Apr 8 18:24:14 aethereal kernel: [27163.521008] [<ffffffff80210373>]
sys_clone+0x23/0x30
Apr 8 18:24:14 aethereal kernel: [27163.521008] [<ffffffff802129c7>]
ptregscall_common+0x67/0xb0
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
--
2.6.28-11-generic #40 kernel soft lockup (in kwin mmap)
https://bugs.launchpad.net/bugs/357639
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