https://bugs.freedesktop.org/show_bug.cgi?id=34430
--- Comment #2 from Robert Varga <n...@hq.sk> --- For what it's worth, when upowerd enters 100%-cpu-hog mode, this is its stack trace (Thinkpad W520, gentoo sources 3.6.2): Oct 15 20:09:17 [kernel] [ 319.663638] upowerd R running task 0 2881 1 0x00000000 Oct 15 20:09:17 [kernel] [ 319.663643] ffffffff810440ac ffffffff81364879 ffff88023487d910 ffff88023538d320 Oct 15 20:09:17 [kernel] [ 319.663649] ffff880220075fd8 0000000000011280 ffff880220075fd8 ffff88023538d320 Oct 15 20:09:17 [kernel] [ 319.663654] 0000000080000000 ffff880220075fd8 ffff880220074000 000000000061a804 Oct 15 20:09:17 [kernel] [ 319.663660] Call Trace: Oct 15 20:09:17 [kernel] [ 319.663665] [<ffffffff810440ac>] ? need_resched+0x1a/0x23 Oct 15 20:09:17 [kernel] [ 319.663670] [<ffffffff81364879>] ? __schedule+0x37c/0x393 Oct 15 20:09:17 [kernel] [ 319.663676] [<ffffffff810440ac>] ? need_resched+0x1a/0x23 Oct 15 20:09:17 [kernel] [ 319.663681] [<ffffffff81364b46>] ? preempt_schedule_irq+0x3f/0x47 Oct 15 20:09:17 [kernel] [ 319.663686] [<ffffffff81365796>] ? retint_kernel+0x26/0x30 Oct 15 20:09:17 [kernel] [ 319.663720] [<ffffffffa01aa53f>] ? nv04_timer_read+0x51/0x64 [nouveau] Oct 15 20:09:17 [kernel] [ 319.663734] [<ffffffffa0189824>] ? nouveau_wait_eq+0x56/0x73 [nouveau] Oct 15 20:09:17 [kernel] [ 319.663761] [<ffffffffa01ee629>] ? nv50_dac_detect+0x89/0x2c6 [nouveau] Oct 15 20:09:17 [kernel] [ 319.663784] [<ffffffffa01a1535>] ? nouveau_connector_detect+0x243/0x267 [nouveau] Oct 15 20:09:17 [kernel] [ 319.663790] [<ffffffff81246976>] ? status_show+0x31/0x6c Oct 15 20:09:17 [kernel] [ 319.663796] [<ffffffff8129019c>] ? dev_attr_show+0x1e/0x46 Oct 15 20:09:17 [kernel] [ 319.663803] [<ffffffff8108928a>] ? __get_free_pages+0x10/0x3f Oct 15 20:09:17 [kernel] [ 319.663808] [<ffffffff810fc203>] ? sysfs_read_file+0xa8/0x12e Oct 15 20:09:17 [kernel] [ 319.663812] [<ffffffff810b54e7>] ? vfs_read+0x9b/0xc2 Oct 15 20:09:17 [kernel] [ 319.663817] [<ffffffff810b62f9>] ? fget_light+0x85/0x8d Oct 15 20:09:17 [kernel] [ 319.663821] [<ffffffff810b5553>] ? sys_read+0x45/0x6b Oct 15 20:09:17 [kernel] [ 319.663826] [<ffffffff81365da6>] ? system_call_fastpath+0x1a/0x1f -- You are receiving this mail because: You are the assignee for the bug.
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