[Bug 23787] CPU soft lockups with KMS

[bugzilla-daemon at freedesktop.org]

http://bugs.freedesktop.org/show_bug.cgi?id=23787





--- Comment #3 from Mikko C. <mikko.cal at gmail.com>  2009-09-08 03:12:53 PST ---
Another different backtrace with -rc6 (I'm trying to see if it's a regression
or it's always been there).


Sep  8 12:10:16 gentoo kernel: BUG: soft lockup - CPU#0 stuck for 61s!
[gpm:4454]                                                                      
Sep  8 12:10:16 gentoo kernel: Modules linked in: vfat fat coretemp hwmon
cpufreq_ondemand fan iwl3945 iwlcore mac80211 led_class snd_hda_codec_idt
cfg80211 radeon snd_hda_intel dell_laptop snd_hda_codec rfkill wmi snd_pcm
snd_timer ehci_hcd uhci_hcd snd soundcore snd_page_alloc ac psmouse ttm drm
thermal button i2c_algo_bit evdev battery                                      
Sep  8 12:10:16 gentoo kernel: CPU 0:                                           
Sep  8 12:10:16 gentoo kernel: Modules linked in: vfat fat coretemp hwmon
cpufreq_ondemand fan iwl3945 iwlcore mac80211 led_class snd_hda_codec_idt
cfg80211 radeon snd_hda_intel dell_laptop snd_hda_codec rfkill wmi snd_pcm
snd_timer ehci_hcd uhci_hcd snd soundcore snd_page_alloc ac psmouse ttm drm
thermal button i2c_algo_bit evdev battery                                      
Sep  8 12:10:16 gentoo kernel: Pid: 4454, comm: gpm Not tainted 2.6.31-rc6 #5
MM061                                                                           
Sep  8 12:10:16 gentoo kernel: RIP: 0010:[<ffffffffa0155cf3>] 
[<ffffffffa0155cf3>] r100_mm_rreg+0x53/0x60 [radeon]                            
Sep  8 12:10:16 gentoo kernel: RSP: 0018:ffff88007d159908  EFLAGS: 00000286     
Sep  8 12:10:16 gentoo kernel: RAX: 0000000000010009 RBX: 0000000000001827 RCX:
0000000000001800                                                                
Sep  8 12:10:16 gentoo kernel: RDX: 0000000000001a27 RSI: ffffc900049c689c RDI:
ffff88007eeca000                                                                
Sep  8 12:10:16 gentoo kernel: RBP: ffffffff8100c29e R08: 0000000000000001 R09:
0000000000000000


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