Overheating is not the major issue, got now again the memory dump but no overheating: [29273.436297] audit: type=1400 audit(1432186502.369:56): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/sbin/cupsd" pid=12566 comm="apparmor_parser" [29273.436850] audit: type=1400 audit(1432186502.369:57): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/sbin/cupsd" pid=12566 comm="apparmor_parser" [52143.787334] irq 18: nobody cared (try booting with the "irqpoll" option) [52143.787340] CPU: 1 PID: 0 Comm: swapper/1 Tainted: P OE 3.16.0-38-generic #52~14.04.1-Ubuntu [52143.787342] Hardware name: Gigabyte Technology Co., Ltd. GA-970A-UD3/GA-970A-UD3, BIOS F8f 12/16/2013 [52143.787343] ffff880233ee8ea4 ffff88023fc43d10 ffffffff8176534f ffff880233ee8e00 [52143.787346] ffff88023fc43d38 ffffffff810cd892 ffff880233ee8e00 0000000000000012 [52143.787347] 0000000000000000 ffff88023fc43d78 ffffffff810cddcc 0000000000000012 [52143.787349] Call Trace: [52143.787350] <IRQ> [<ffffffff8176534f>] dump_stack+0x45/0x56 [52143.787358] [<ffffffff810cd892>] __report_bad_irq+0x32/0xd0 [52143.787360] [<ffffffff810cddcc>] note_interrupt+0x24c/0x2a0 [52143.787362] [<ffffffff810cb4be>] handle_irq_event_percpu+0xae/0x1a0 [52143.787363] [<ffffffff810cb5ed>] handle_irq_event+0x3d/0x60 [52143.787365] [<ffffffff810ce991>] handle_fasteoi_irq+0x81/0x150 [52143.787368] [<ffffffff810155de>] handle_irq+0x1e/0x30 [52143.787370] [<ffffffff8177082f>] do_IRQ+0x4f/0xf0 [52143.787372] [<ffffffff8176e6ad>] common_interrupt+0x6d/0x6d [52143.787374] [<ffffffff81073078>] ? __do_softirq+0x88/0x2e0 [52143.787376] [<ffffffff81073010>] ? __do_softirq+0x20/0x2e0 [52143.787378] [<ffffffff810735a5>] irq_exit+0x105/0x110 [52143.787379] [<ffffffff81770838>] do_IRQ+0x58/0xf0 [52143.787381] [<ffffffff8176e6ad>] common_interrupt+0x6d/0x6d [52143.787382] <EOI> [<ffffffff81055186>] ? native_safe_halt+0x6/0x10 [52143.787386] [<ffffffff8101d36f>] default_idle+0x1f/0xc0 [52143.787388] [<ffffffff8101d48d>] amd_e400_idle+0x7d/0x110 [52143.787389] [<ffffffff8101dc9f>] arch_cpu_idle+0xf/0x20 [52143.787392] [<ffffffff810b5485>] cpu_startup_entry+0x375/0x450 [52143.787395] [<ffffffff810e04dd>] ? tick_check_new_device+0xdd/0xf0 [52143.787397] [<ffffffff8104535d>] start_secondary+0x21d/0x2e0 [52143.787398] handlers: [52143.787401] [<ffffffff81566650>] usb_hcd_irq [52143.787403] [<ffffffff81566650>] usb_hcd_irq [52143.787404] [<ffffffff81566650>] usb_hcd_irq [52143.787406] [<ffffffff81566650>] usb_hcd_irq [52143.787407] [<ffffffff81566650>] usb_hcd_irq [52143.787408] [<ffffffff81566650>] usb_hcd_irq [52143.787409] Disabling IRQ #18 [52143.792218] [sched_delayed] sched: RT throttling activated [115629.940865] audit: type=1400 audit(1432272902.570:58): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/cups/backend/cups-pdf" pid=18425 comm="apparmor_parser" [115629.940875] audit: type=1400 audit(1432272902.570:59): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/sbin/cupsd" pid=18425 comm="apparmor_parser"
It really seems like IRQPOLL is just not working! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1456299 Title: irqpoll was not applied although in the /proc/cmdline To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
