Comment 6 for bug 568549

More data. The machine has hung three times in two hours. The third time I SSH'd into the machine and did a tail of the output to see if there were any indications it was about to hang. Here's the output:

sog@bishop:~$ sudo tail -f /var/log/messages
Apr 28 09:34:48 bishop kernel: [ 33.462707] [drm] nouveau 0000:03:00.0: 0xBFF3: parsing clock script 0
Apr 28 09:34:48 bishop kernel: [ 33.462965] [drm] nouveau 0000:03:00.0: 0xB95B: parsing clock script 1
Apr 28 09:34:48 bishop kernel: [ 33.466590] Console: switching to colour frame buffer device 320x100
Apr 28 09:34:48 bishop kernel: [ 33.558302] ADDRCONF(NETDEV_UP): wlan0: link is not ready
Apr 28 09:34:48 bishop kernel: [ 33.878202] [drm] nouveau 0000:03:00.0: Allocating FIFO number 2
Apr 28 09:34:48 bishop kernel: [ 33.906195] [drm] nouveau 0000:03:00.0: nouveau_channel_alloc: initialised FIFO 2
Apr 28 09:34:59 bishop kernel: [ 45.102229] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
Apr 28 09:36:37 bishop kernel: [ 138.393011] __ratelimit: 9 callbacks suppressed
Apr 28 09:36:37 bishop kernel: [ 138.393015] chromium-browse[6206]: segfault at 20 ip 000000000112ed48 sp 00007fff15f9d360 error 4 in chromium-browser[400000+277e000]
Apr 28 09:37:21 bishop kernel: [ 181.493911] CE: hpet increasing min_delta_ns to 15000 nsec
Apr 28 09:52:56 bishop pulseaudio[1643]: ratelimit.c: 16 events suppressed
Write failed: Broken pipe