Messages in this thread | | | Date | Fri, 13 Jan 2012 13:38:44 -0800 | From | "Justin P. Mattock" <> | Subject | Re: x86/mce: machine check warning during poweroff |
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On 01/13/2012 01:24 PM, Andi Kleen wrote: > >> Yes, I think you're hitting the exact same thing. >> >> I *think* that what is going on is that we free some data structure >> too early, and we didn't use to free them before. > > Assuming the problem is with the multiple devices (not fully sure): > > The redundant devices don't make much sense anyways, they are all > mirrors of each other > (state changes always affect all CPUs) Could just collapse down to a > single device and symlink > the others. > > -Andi > >
this showed up using no_console_suspend
131.875143] usb 5-1: device descriptor read/64, error -110 [ 140.599340] PM: Syncing filesystems ... done. [ 140.815981] PM: Preparing system for mem sleep [ 140.829117] Freezing user space processes ... (elapsed 0.01 seconds) done. [ 140.840150] Freezing remaining freezable tasks ... [ 147.079160] usb 5-1: device descriptor read/64, error -110 [ 147.282166] usb 5-1: new full-speed USB device number 6 using uhci_hcd [ 157.686165] usb 5-1: device not accepting address 6, error -110 [ 157.788183] usb 5-1: new full-speed USB device number 7 using uhci_hcd [ 160.849310] [ 160.849320] Freezing of tasks failed after 20.00 seconds (1 tasks refusing to freeze, wq_busy=0): [ 160.849460] khubd D f5d90020 0 20 2 0x00000000 [ 160.849471] f5d95d50 00000046 f5d095d0 f5d90020 00000000 c16ec3c0 bce8e78a 00000024 [ 160.849488] c16ec3c0 bce7b7f6 00000024 f60063c0 f5d09170 f5d95d20 c120490b c1039aa6 [ 160.849505] 00000000 00000046 c1721180 00000296 f5d95d70 f5d95d40 c1465208 00000000 [ 160.849521] Call Trace: [ 160.849538] [<c120490b>] ? do_raw_spin_lock+0x3b/0xf0 [ 160.849548] [<c1039aa6>] ? lock_timer_base.isra.24+0x26/0x50 [ 160.849558] [<c1465208>] ? _raw_spin_lock_irqsave+0x58/0x70 [ 160.849567] [<c1204a4e>] ? do_raw_spin_unlock+0x4e/0x90 [ 160.849574] [<c1463c30>] schedule+0x30/0x50 [ 160.849582] [<c1461b7f>] schedule_timeout+0x10f/0x1f0 [ 160.849589] [<c10396f0>] ? usleep_range+0x40/0x40 [ 160.849597] [<c1463ae0>] wait_for_common+0xb0/0x120 [ 160.849605] [<c1053bb0>] ? try_to_wake_up+0x260/0x260 [ 160.849614] [<c1463bdd>] wait_for_completion_timeout+0xd/0x10 [ 160.849624] [<c13250e1>] usb_start_wait_urb+0xb1/0xe0 [ 160.849632] [<c10e0101>] ? sys_swapon+0xab1/0xc50 [ 160.849640] [<c1325308>] usb_control_msg+0xb8/0xf0 [ 160.849648] [<c12ad1e8>] ? _dev_info+0x28/0x30 [ 160.849656] [<c131e627>] hub_port_init+0x627/0x710 [ 160.849664] [<c131d396>] ? usb_set_device_state+0x76/0x130 [ 160.849672] [<c1320906>] hub_thread+0x626/0x1080 [ 160.849681] [<c10515a1>] ? finish_task_switch+0x31/0xf0 [ 160.849688] [<c14635c0>] ? __schedule+0x3b0/0x7b0 [ 160.849698] [<c10490c0>] ? __init_waitqueue_head+0x50/0x50 [ 160.849705] [<c1050ef9>] ? complete+0x49/0x60 [ 160.849713] [<c13202e0>] ? usb_remote_wakeup+0x40/0x40 [ 160.849720] [<c1048928>] kthread+0x78/0x80 [ 160.849728] [<c10488b0>] ? __init_kthread_worker+0x60/0x60 [ 160.849736] [<c146b0fe>] kernel_thread_helper+0x6/0xd [ 160.849755] [ 160.849759] Restarting tasks ... done. [ 160.865733] power_supply BAT0: uevent [ 160.865737] power_supply BAT0: POWER_SUPPLY_NAME=BAT0 [ 160.886551] power_supply BAT0: prop STATUS=Full [ 160.886562] power_supply BAT0: prop PRESENT=1 [ 160.886570] power_supply BAT0: prop TECHNOLOGY=Unknown [ 160.886577] power_supply BAT0: prop CYCLE_COUNT=0
I can supply full dmesg if needed. a bisect on this should not take too long, just need the time to do so.
last good kernel I have here is: 3.2.0-06541-gf33180c
Justin P. Mattock
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