Machine lockup - WAS: Re: drmn0: error: GPU lockup CP stall for more than 10000msec

[Marat N.Afanasyev]

Michael Jung wrote:
> Since starting to use the DRI driver I am having problems with my machine
> locking up.  Remote ssh sessions die, keyboard dead, screen blank.
>
> I am asking for pointers on how to try and debug this.  My system is ZFS
> on boot so I created a swap partition on USB /dev/da0s1b and added
>
> dumpdev="/dev/da0p1"
>
> to rc.conf.  After rebooting into single user mode and mounting zfs
> partitions "zfs mount -a" I tried
>
> #savecore /var/crash /dev/da0p1 but savecore complains that no core files
> were found. Is kernel dump to USB swap not supported?
>
> I'm running 10.1-BETA1 with these options added.
>
> options         INVARIANTS
> options         INVARIANT_SUPPORT
> options         DEBUG_VFS_LOCKS
>
> I have not been in front of the box during failure so I am not sure if
> it exhibited the behavior shown below or not.
>
> I have used this box for several years using VESA drivers without issue.
>
> I'm posting here first since this seems to related to a DRI issue.
>
> Thanks.
>
> --mikej
>
>
> On 2014-09-12 14:02, Michael Jung wrote:
>> This has happened twice so I thought I would report it.  I believe all
>> the required info is available in the links below.
>>
>> X.Org X Server 1.12.4 / 10.1-BETA1 #0 r271460
>>
>> I was simply building ports when X11 puked, the console flipped back
>> to VT and tried to fire up X11 again.  This happened over and over
>> until reboot. I did not try unloading the kernel modules and reloading
>> them. Please advise what else to do or to collect should this happen
>> again.
>>
>> Lastly, I have been using the VESA driver for a long time on this
>> hardware.  I just starting using the new ATI driver and VT console.
>>
>> Thanks.
>>
>> http://216.26.158.189/x11/devinfo.txt
>> http://216.26.158.189/x11/dmesg.fail
>> http://216.26.158.189/x11/pciconf.txt
>> http://216.26.158.189/x11/pkg.txt
>> xorg.conf auto generated
>>
>>
>> rmn0: error: GPU lockup CP stall for more than 10000msec
>> drmn0: warning: GPU lockup (waiting for 0x000000000000d969)
>> drmn0: error: failed to get a new IB (-11)
>> error: [drm:pid5702:radeon_cs_ib_chunk] *ERROR* Failed to get ib !
>> drmn0: info: Saved 1591 dwords of commands on ring 0.
>> drmn0: info: GPU softreset: 0x00000003
>> drmn0: info:   GRBM_STATUS               = 0xA0003828
>> drmn0: info:   GRBM_STATUS_SE0           = 0x00000007
>> drmn0: info:   GRBM_STATUS_SE1           = 0x00000007
>> drmn0: info:   SRBM_STATUS               = 0x20000040
>> drmn0: info:   R_008674_CP_STALLED_STAT1 = 0x00000000
>> drmn0: info:   R_008678_CP_STALLED_STAT2 = 0x00010000
>> drmn0: info:   R_00867C_CP_BUSY_STAT     = 0x00020106
>> drmn0: info:   R_008680_CP_STAT          = 0x80038647
>> drmn0: info:   GRBM_SOFT_RESET=0x00007F6B
>> drmn0: info:   GRBM_STATUS               = 0x00003828
>> drmn0: info:   GRBM_STATUS_SE0           = 0x00000007
>> drmn0: info:   GRBM_STATUS_SE1           = 0x00000007
>> drmn0: info:   SRBM_STATUS               = 0x20000040
>> drmn0: info:   R_008674_CP_STALLED_STAT1 = 0x00000000
>> drmn0: info:   R_008678_CP_STALLED_STAT2 = 0x00000000
>> drmn0: info:   R_00867C_CP_BUSY_STAT     = 0x00000000
>> drmn0: info:   R_008680_CP_STAT          = 0x00000000
>> drmn0: info: GPU reset succeeded, trying to resume
>> info: [drm] PCIE GART of 512M enabled (table at 0x0000000000040000).
>> drmn0: info: WB enabled
>> drmn0: info: fence driver on ring 0 use gpu addr 0x0000000020000c00
>> and cpu addr 0x0xfffff8018adfec00
>> drmn0: info: fence driver on ring 3 use gpu addr 0x0000000020000c0c
>> and cpu addr 0x0xfffff8018adfec0c
>> info: [drm] ring test on 0 succeeded in 2 usecs
>> info: [drm] ring test on 3 succeeded in 1 usecs
>> drmn0: error: GPU lockup CP stall for more than 10000msec
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>
I have the same problem and decided to switch back to my 4550 radeon and 
ums driver, kms is simply too unstable for me, unfortunately

-- 
SY, Marat

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