This error message seems to be completely gone after upgrading from default raring kernel (3.8.0.29.47) to the saucy one:
Linux amanah.dev 3.11.0-4-generic #9-Ubuntu SMP Mon Aug 26 15:21:06 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux although with the saucy kernel I got a strange dmesg : (where should I report this?) [ 65.004941] ------------[ cut here ]------------ [ 65.004970] WARNING: CPU: 0 PID: 0 at /build/buildd/linux-3.11.0/net/sched/sch_generic.c:260 dev_watchdog+0x26a/0x280() [ 65.004971] NETDEV WATCHDOG: usb0 (rndis_host): transmit queue 0 timed out [ 65.004972] Modules linked in: btrfs(F) raid6_pq(F) zlib_deflate(F) xor(F) ufs(F) qnx4 hfsplus hfs minix ntfs msdos(F) jfs xfs(F) libcrc32c(F) reiserfs ext2(F) kvm_intel(F) kvm(F) bnep rfcomm bluetooth arc4(F) snd_hda_codec_hdmi snd_hda_codec_via snd_hda_intel rt2800usb snd_hda_codec rt2x00usb rt2800lib rt2x00lib snd_hwdep(F) snd_pcm(F) mac80211 snd_page_alloc(F) gpio_ich ppdev(F) snd_seq_midi(F) snd_seq_midi_event(F) cfg80211 snd_rawmidi(F) crc_ccitt(F) snd_seq(F) rndis_host cdc_ether snd_seq_device(F) snd_timer(F) usbnet parport_pc(F) psmouse(F) mii(F) snd(F) serio_raw(F) soundcore(F) mei_me mei lpc_ich mac_hid lp(F) parport(F) hid_generic usbhid hid i915 atl1c video(F) i2c_algo_bit drm_kms_helper ahci(F) drm libahci(F) [ 65.005004] CPU: 0 PID: 0 Comm: swapper/0 Tainted: GF 3.11.0-4-generic #9-Ubuntu [ 65.005005] Hardware name: BIOSTAR Group H61MHB/H61MHB, BIOS 4.6.4 07/26/2012 [ 65.005006] 0000000000000009 ffff88023fa03d88 ffffffff816f0f71 ffff88023fa03dd0 [ 65.005008] ffff88023fa03dc0 ffffffff81061cfd ffff88022dba0000 0000000000000000 [ 65.005010] 0000000000000000 ffff88022d2ff880 ffff88022d2ff800 ffff88023fa03e20 [ 65.005012] Call Trace: [ 65.005014] <IRQ> [<ffffffff816f0f71>] dump_stack+0x45/0x56 [ 65.005025] [<ffffffff81061cfd>] warn_slowpath_common+0x7d/0xa0 [ 65.005027] [<ffffffff81061d6c>] warn_slowpath_fmt+0x4c/0x50 [ 65.005031] [<ffffffff81619f0a>] dev_watchdog+0x26a/0x280 [ 65.005033] [<ffffffff81619ca0>] ? dev_deactivate_queue.constprop.32+0x60/0x60 [ 65.005036] [<ffffffff8106e7e6>] call_timer_fn+0x36/0x110 [ 65.005038] [<ffffffff81619ca0>] ? dev_deactivate_queue.constprop.32+0x60/0x60 [ 65.005041] [<ffffffff8106f8bd>] run_timer_softirq+0x1fd/0x2b0 [ 65.005043] [<ffffffff810672d7>] __do_softirq+0xf7/0x240 [ 65.005049] [<ffffffff810675cd>] irq_exit+0xcd/0xe0 [ 65.005052] [<ffffffff817031c5>] smp_apic_timer_interrupt+0x45/0x60 [ 65.005055] [<ffffffff81701b5d>] apic_timer_interrupt+0x6d/0x80 [ 65.005056] <EOI> [<ffffffff8159cdd2>] ? cpuidle_enter_state+0x52/0xc0 [ 65.005062] [<ffffffff8159cf09>] cpuidle_idle_call+0xc9/0x210 [ 65.005066] [<ffffffff8101ba2e>] arch_cpu_idle+0xe/0x30 [ 65.005070] [<ffffffff810b56ee>] cpu_startup_entry+0xce/0x280 [ 65.005080] [<ffffffff816e0287>] rest_init+0x77/0x80 [ 65.005084] [<ffffffff81d28efc>] start_kernel+0x40f/0x41b [ 65.005086] [<ffffffff81d288f6>] ? repair_env_string+0x5c/0x5c [ 65.005089] [<ffffffff81d28120>] ? early_idt_handlers+0x120/0x120 [ 65.005091] [<ffffffff81d285de>] x86_64_start_reservations+0x2a/0x2c [ 65.005093] [<ffffffff81d286e8>] x86_64_start_kernel+0x108/0x117 [ 65.005094] ---[ end trace df416122c0c02d5a ]--- -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1080360 Title: [drm:__gen6_gt_force_wake_mt_get] *ERROR* Timed out waiting for forcewake old ack to clear. To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1080360/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
