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------------------------------------------------------------------------
On 2016-01-06T18:03:37+00:00 hardhu wrote:

On my very old laptop, that is equipped with an Ati Mobility Radeon
X700, sometimes (and, sadly, I have to use this word, because I found no
regularity pattern for the occurrence of this bug) randomly the desktop
session locks, that is I can only move the mouse pointer, but I cannot
interact anymore with the desktop session. I am forced to login trough
ssh from another pc and to restart the laptop.

In Xorg.0.log I found these lines that are, in my opinion, related to
the crash:

(EE) [mi] EQ overflowing.  Additional events will be discarded until existing 
events are processed.
(EE)
(EE) Backtrace:
(EE) 0: /usr/bin/X (xorg_backtrace+0x4e) [0x5608e56a768e]
(EE) 1: /usr/bin/X (mieqEnqueue+0x253) [0x5608e5689373]
(EE) 2: /usr/bin/X (QueuePointerEvents+0x52) [0x5608e5563152]
(EE) 3: /usr/bin/X (xf86PostMotionEvent+0xd6) [0x5608e559a026]
(EE) 4: /usr/lib/xorg/modules/input/synaptics_drv.so (0x7f5e497b3000+0x5322) 
[0x7f5e497b8322]
(EE) 5: /usr/lib/xorg/modules/input/synaptics_drv.so (0x7f5e497b3000+0x73d2) 
[0x7f5e497ba3d2]
(EE) 6: /usr/bin/X (0x5608e54f3000+0x96ac8) [0x5608e5589ac8]
(EE) 7: /usr/bin/X (0x5608e54f3000+0xbfc92) [0x5608e55b2c92]
(EE) 8: /lib/x86_64-linux-gnu/libc.so.6 (0x7f5e522c9000+0x352f0) 
[0x7f5e522fe2f0]
(EE) 9: /lib/x86_64-linux-gnu/libc.so.6 (ioctl+0x7) [0x7f5e523c60b7]
(EE) 10: /usr/lib/x86_64-linux-gnu/libdrm.so.2 (drmIoctl+0x28) [0x7f5e536ada08]
(EE) 11: /usr/lib/x86_64-linux-gnu/libdrm.so.2 (drmCommandWrite+0x1b) 
[0x7f5e536b06cb]
(EE) 12: /usr/lib/x86_64-linux-gnu/libdrm_radeon.so.1 (0x7f5e4e3ad000+0x19c9) 
[0x7f5e4e3ae9c9]
(EE) 13: /usr/lib/x86_64-linux-gnu/libdrm_radeon.so.1 (0x7f5e4e3ad000+0x1c0c) 
[0x7f5e4e3aec0c]
(EE) 14: /usr/lib/xorg/modules/drivers/radeon_drv.so (0x7f5e4e5b9000+0x26236) 
[0x7f5e4e5df236]
(EE) 15: /usr/lib/xorg/modules/libexa.so (0x7f5e4d973000+0x569b) 
[0x7f5e4d97869b]
(EE) 16: /usr/lib/xorg/modules/libexa.so (0x7f5e4d973000+0x7e8f) 
[0x7f5e4d97ae8f]
(EE) 17: /usr/lib/xorg/modules/libexa.so (0x7f5e4d973000+0x11953) 
[0x7f5e4d984953]
(EE) 18: /usr/lib/xorg/modules/libexa.so (0x7f5e4d973000+0xe770) 
[0x7f5e4d981770]
(EE) 19: /usr/bin/X (0x5608e54f3000+0x13ca51) [0x5608e562fa51]
(EE) 20: /usr/lib/xorg/modules/libexa.so (0x7f5e4d973000+0xf74f) 
[0x7f5e4d98274f]
(EE) 21: /usr/bin/X (0x5608e54f3000+0x1332a2) [0x5608e56262a2]
(EE) 22: /usr/bin/X (0x5608e54f3000+0x5818f) [0x5608e554b18f]
(EE) 23: /usr/bin/X (0x5608e54f3000+0x5c34b) [0x5608e554f34b]
(EE) 24: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf0) 
[0x7f5e522e9a40]
(EE) 25: /usr/bin/X (_start+0x29) [0x5608e55396c9]
(EE)
(EE) [mi] These backtraces from mieqEnqueue may point to a culprit higher up 
the stack.
(EE) [mi] mieq is *NOT* the cause.  It is a victim.
(EE) [mi] EQ overflow continuing.  100 events have been dropped.
(EE)
(EE) Backtrace:
(EE) 0: /usr/bin/X (xorg_backtrace+0x4e) [0x5608e56a768e]
(EE) 1: /usr/bin/X (QueuePointerEvents+0x52) [0x5608e5563152]
(EE) 2: /usr/bin/X (xf86PostMotionEvent+0xd6) [0x5608e559a026]
(EE) 3: /usr/lib/xorg/modules/input/synaptics_drv.so (0x7f5e497b3000+0x5322) 
[0x7f5e497b8322]
(EE) 4: /usr/lib/xorg/modules/input/synaptics_drv.so (0x7f5e497b3000+0x73d2) 
[0x7f5e497ba3d2]
(EE) 5: /usr/bin/X (0x5608e54f3000+0x96ac8) [0x5608e5589ac8]
(EE) 6: /usr/bin/X (0x5608e54f3000+0xbfc92) [0x5608e55b2c92]
(EE) 7: /lib/x86_64-linux-gnu/libc.so.6 (0x7f5e522c9000+0x352f0) 
[0x7f5e522fe2f0]
(EE) 8: /lib/x86_64-linux-gnu/libc.so.6 (ioctl+0x7) [0x7f5e523c60b7]
(EE) 9: /usr/lib/x86_64-linux-gnu/libdrm.so.2 (drmIoctl+0x28) [0x7f5e536ada08]
(EE) 10: /usr/lib/x86_64-linux-gnu/libdrm.so.2 (drmCommandWrite+0x1b) 
[0x7f5e536b06cb]
(EE) 11: /usr/lib/x86_64-linux-gnu/libdrm_radeon.so.1 (0x7f5e4e3ad000+0x19c9) 
[0x7f5e4e3ae9c9]
(EE) 12: /usr/lib/x86_64-linux-gnu/libdrm_radeon.so.1 (0x7f5e4e3ad000+0x1c0c) 
[0x7f5e4e3aec0c]
(EE) 13: /usr/lib/xorg/modules/drivers/radeon_drv.so (0x7f5e4e5b9000+0x26236) 
[0x7f5e4e5df236]
(EE) 14: /usr/lib/xorg/modules/libexa.so (0x7f5e4d973000+0x569b) 
[0x7f5e4d97869b]
(EE) 15: /usr/lib/xorg/modules/libexa.so (0x7f5e4d973000+0x7e8f) 
[0x7f5e4d97ae8f]
(EE) 16: /usr/lib/xorg/modules/libexa.so (0x7f5e4d973000+0x11953) 
[0x7f5e4d984953]
(EE) 17: /usr/lib/xorg/modules/libexa.so (0x7f5e4d973000+0xe770) 
[0x7f5e4d981770]
(EE) 18: /usr/bin/X (0x5608e54f3000+0x13ca51) [0x5608e562fa51]
(EE) 19: /usr/lib/xorg/modules/libexa.so (0x7f5e4d973000+0xf74f) 
[0x7f5e4d98274f]
(EE) 20: /usr/bin/X (0x5608e54f3000+0x1332a2) [0x5608e56262a2]
(EE) 21: /usr/bin/X (0x5608e54f3000+0x5818f) [0x5608e554b18f]
(EE) 22: /usr/bin/X (0x5608e54f3000+0x5c34b) [0x5608e554f34b]
(EE) 23: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf0) 
[0x7f5e522e9a40]
(EE) 24: /usr/bin/X (_start+0x29) [0x5608e55396c9]
(EE)
[   335.003] [mi] Increasing EQ size to 1024 to prevent dropped events.
[   335.005] [mi] EQ processing has resumed after 151 dropped events.
[   335.005] [mi] This may be caused my a misbehaving driver monopolizing the 
server's resources.
[   377.274] failed to map pixmap: -1


Sometimes the same crash occurs, with nothing relevant in
/var/log/Xorg.0.log, but there is something in syslog:

Dec 30 17:34:44 eaglubuntu kernel: [ 1746.752093] radeon 0000:01:00.0: ring 0 
stalled for more than 10496msec
Dec 30 17:34:44 eaglubuntu kernel: [ 1746.752110] radeon 0000:01:00.0: GPU 
lockup (current fence id 0x000000000000aca3 last fence id 0x000000000000aca7 on 
ring 0)
Dec 30 17:34:44 eaglubuntu kernel: [ 1746.943410] Failed to wait GUI idle while 
programming pipes. Bad things might happen.
Dec 30 17:34:45 eaglubuntu kernel: [ 1746.947896] radeon 0000:01:00.0: Saved 
107 dwords of commands on ring 0.
Dec 30 17:34:45 eaglubuntu kernel: [ 1746.947916] radeon 0000:01:00.0: 
(r300_asic_reset:425) RBBM_STATUS=0x80010140
Dec 30 17:34:45 eaglubuntu kernel: [ 1747.449111] radeon 0000:01:00.0: 
(r300_asic_reset:444) RBBM_STATUS=0x80010140
Dec 30 17:34:45 eaglubuntu kernel: [ 1747.946237] radeon 0000:01:00.0: 
(r300_asic_reset:456) RBBM_STATUS=0x00000140
Dec 30 17:34:45 eaglubuntu kernel: [ 1747.946283] radeon 0000:01:00.0: GPU 
reset succeed
Dec 30 17:34:45 eaglubuntu kernel: [ 1747.946290] radeon 0000:01:00.0: GPU 
reset succeeded, trying to resume
Dec 30 17:34:45 eaglubuntu kernel: [ 1747.961690] radeon 0000:01:00.0: 
ffff880076fdec00 unpin not necessary
Dec 30 17:34:46 eaglubuntu kernel: [ 1747.969631] [drm] PCIE GART of 512M 
enabled (table at 0x00000000C8040000).
Dec 30 17:34:46 eaglubuntu kernel: [ 1747.969648] [drm] radeon: 2 quad pipes, 1 
z pipes initialized.
Dec 30 17:34:46 eaglubuntu kernel: [ 1747.969657] radeon 0000:01:00.0: WB 
enabled
Dec 30 17:34:46 eaglubuntu kernel: [ 1747.969662] radeon 0000:01:00.0: fence 
driver on ring 0 use gpu addr 0x00000000a8000000 and cpu addr 0xffff880035750000
Dec 30 17:34:46 eaglubuntu kernel: [ 1747.969681] [drm] radeon: ring at 
0x00000000A8001000
Dec 30 17:34:46 eaglubuntu kernel: [ 1747.969703] [drm] ring test succeeded in 
1 usecs
Dec 30 17:35:37 eaglubuntu systemd[1]: Started Session 2 of user michelasso.
Dec 30 17:35:38 eaglubuntu dbus[550]: [system] Activating via systemd: service 
name='org.freedesktop.ConsoleKit' unit='console-kit-daemon.service'
Dec 30 17:35:38 eaglubuntu systemd[1]: Starting Console Manager...
Dec 30 17:35:38 eaglubuntu console-kit-daemon[7064]: (process:7127): 
GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed
Dec 30 17:35:38 eaglubuntu console-kit-daemon[7064]: missing action
Dec 30 17:35:38 eaglubuntu dbus[550]: [system] Successfully activated service 
'org.freedesktop.ConsoleKit'
Dec 30 17:35:38 eaglubuntu systemd[1]: Started Console Manager.
Dec 30 17:35:38 eaglubuntu console-kit-daemon[7064]: (process:7131): 
GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed
Dec 30 17:35:38 eaglubuntu console-kit-daemon[7064]: missing action
Dec 30 17:36:13 eaglubuntu dhclient: PRC: Renewing lease on enp6s7.
Dec 30 17:36:13 eaglubuntu dhclient: XMT: Renew on enp6s7, interval 10260ms.
Dec 30 17:36:13 eaglubuntu dhclient: RCV: Reply message on enp6s7 from 
fe80::ea94:f6ff:fed4:4622.
Dec 30 17:36:14 eaglubuntu NetworkManager[530]: <info>    valid_lft -1
Dec 30 17:36:14 eaglubuntu NetworkManager[530]: <info>    preferred_lft -1
Dec 30 17:36:14 eaglubuntu NetworkManager[530]: <info>    address 
fdd5:636f:7401::125
Dec 30 17:36:14 eaglubuntu NetworkManager[530]: <info>    nameserver 
'fdd5:636f:7401::1'
Dec 30 17:36:14 eaglubuntu NetworkManager[530]: <info>    domain search 'lan.'
Dec 30 17:36:14 eaglubuntu NetworkManager[530]: <info>  (enp6s7): DHCPv6 state 
changed bound -> bound
Dec 30 17:36:14 eaglubuntu dbus[550]: [system] Activating via systemd: service 
name='org.freedesktop.nm_dispatcher' 
unit='dbus-org.freedesktop.nm-dispatcher.service'
Dec 30 17:36:14 eaglubuntu systemd[1]: Starting Network Manager Script 
Dispatcher Service...
Dec 30 17:36:14 eaglubuntu dbus[550]: [system] Successfully activated service 
'org.freedesktop.nm_dispatcher'
Dec 30 17:36:14 eaglubuntu systemd[1]: Started Network Manager Script 
Dispatcher Service.
Dec 30 17:36:14 eaglubuntu nm-dispatcher: Dispatching action 'dhcp6-change' for 
enp6s7
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092138] INFO: task Xorg:960 blocked 
for more than 120 seconds.
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092152]       Not tainted 
4.2.0-22-generic #27-Ubuntu
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092157] "echo 0 > 
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092162] Xorg            D 
ffff88007fc16640     0   960    906 0x00400004
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092174]  ffff88007b233918 
0000000000000086 ffffffff81c13500 ffff880078a25780
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092182]  ffff880035683278 
ffff88007b234000 ffff88007b233aa0 ffff88003569c000
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092189]  ffff88007b233a28 
ffff88003569d490 ffff88007b233938 ffffffff817ec267
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092196] Call Trace:
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092214]  [<ffffffff817ec267>] 
schedule+0x37/0x80
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092225]  [<ffffffff817ef309>] 
schedule_timeout+0x189/0x250
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092340]  [<ffffffffc01e7b28>] ? 
radeon_sa_bo_new+0x78/0x480 [radeon]
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092395]  [<ffffffffc017bf96>] ? 
radeon_fence_process+0x16/0x40 [radeon]
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092449]  [<ffffffffc017c26c>] 
radeon_fence_wait_seq_timeout.constprop.8+0x22c/0x300 [radeon]
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092458]  [<ffffffff810bd190>] ? 
wake_atomic_t_function+0x60/0x60
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092512]  [<ffffffffc017c62f>] 
radeon_fence_wait+0x9f/0xe0 [radeon]
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092577]  [<ffffffffc01a02f9>] 
r100_ib_test+0x179/0x290 [radeon]
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092649]  [<ffffffffc023cd88>] 
radeon_ib_ring_tests+0x58/0xc0 [radeon]
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092698]  [<ffffffffc0162e30>] 
radeon_gpu_reset+0x240/0x330 [radeon]
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092759]  [<ffffffffc01923ee>] 
radeon_gem_handle_lockup.part.3+0xe/0x20 [radeon]
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092820]  [<ffffffffc01933af>] 
radeon_gem_wait_idle_ioctl+0xdf/0x130 [radeon]
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092881]  [<ffffffffc00a0495>] 
drm_ioctl+0x125/0x610 [drm]
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092943]  [<ffffffffc01932d0>] ? 
radeon_gem_busy_ioctl+0xf0/0xf0 [radeon]
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092955]  [<ffffffff8108a9e6>] ? 
__set_current_blocked+0x36/0x60
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092965]  [<ffffffff8101fe5c>] ? 
fpu__activate_curr+0x3c/0x80
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092974]  [<ffffffff8108aaa4>] ? 
signal_setup_done+0x74/0xc0
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.092981]  [<ffffffff810210be>] ? 
__fpu__restore_sig+0x9e/0x470
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.093028]  [<ffffffffc016004c>] 
radeon_drm_ioctl+0x4c/0x80 [radeon]
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.093037]  [<ffffffff81210aa5>] 
do_vfs_ioctl+0x295/0x480
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.093044]  [<ffffffff8102169d>] ? 
fpu__restore_sig+0x4d/0x60
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.093052]  [<ffffffff81210d09>] 
SyS_ioctl+0x79/0x90
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.093062]  [<ffffffff81015078>] ? 
sys_rt_sigreturn+0xc8/0xe0
Dec 30 17:37:38 eaglubuntu kernel: [ 1920.093072]  [<ffffffff817f02b2>] 
entry_SYSCALL_64_fastpath+0x16/0x75

Reply at:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1529932/comments/2

------------------------------------------------------------------------
On 2016-01-07T08:29:54+00:00 Michel Dänzer wrote:

Created attachment 120853
drm/radeon: Always use indirect access for CRTC(2)_GEN_CNTL registers

Does this kernel patch help by any chance?

Reply at:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1529932/comments/3

------------------------------------------------------------------------
On 2016-01-07T15:45:31+00:00 Ernst Sjöstrand wrote:

Since powerplay I'm getting something with this backtrace on AMDGPU
also, in bug 92996

Reply at:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1529932/comments/4

------------------------------------------------------------------------
On 2016-01-08T00:46:31+00:00 Michel Dänzer wrote:

(In reply to Ernst Sjöstrand from comment #2)
> Since powerplay I'm getting something with this backtrace on AMDGPU also, in
> bug 92996

Not related. The event queue (EQ) overflowing is a generic symptom which
can be triggered by many different causes.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1529932/comments/5

------------------------------------------------------------------------
On 2016-01-08T09:53:46+00:00 hardhu wrote:

(In reply to Michel Dänzer from comment #1)
> Created attachment 120853 [details] [review]
> drm/radeon: Always use indirect access for CRTC(2)_GEN_CNTL registers
> 
> Does this kernel patch help by any chance?

I tried to apply this patch to ubuntu sources (I am using Lubuntu) 4.2.0, but I 
get the following error:
-------------------------------------------------------------------------------
michelasso@eaglubuntu:~/linux-4.2.0$ sudo patch -p1 < 
../Downloads/0001-drm-radeon-Always-use-indirect-access-for-CRTC-2-_GE.patch 
patching file drivers/gpu/drm/radeon/r100.c
patching file drivers/gpu/drm/radeon/radeon_bios.c
Hunk #1 succeeded at 512 (offset 1 line).
Hunk #2 succeeded at 522 (offset 1 line).
Hunk #3 succeeded at 539 (offset 1 line).
Hunk #4 succeeded at 567 (offset 1 line).
patching file drivers/gpu/drm/radeon/radeon_device.c
patching file drivers/gpu/drm/radeon/radeon_legacy_crtc.c
Hunk #2 succeeded at 324 with fuzz 1.
Hunk #3 FAILED at 339.
1 out of 8 hunks FAILED -- saving rejects to file 
drivers/gpu/drm/radeon/radeon_legacy_crtc.c.rej
patching file drivers/gpu/drm/radeon/radeon_legacy_encoders.c
----------------------------------------------------------------------------
However, I tried the same to build the kernel packages, and I installed them, 
but then my desktop is screwed as you can see in this picture:

http://s18.postimg.org/p7mi9r4ux/P_20160108_104254.jpg

Reply at:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1529932/comments/6

------------------------------------------------------------------------
On 2016-01-08T13:09:19+00:00 hardhu wrote:

In the meanwhile, I moved to xenial (development release) Lubuntu, that
uses kernel 4.3.x, I'll let you know if there are improvements.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1529932/comments/7

------------------------------------------------------------------------
On 2016-01-09T11:33:29+00:00 hardhu wrote:

Yesterday, after upgrading to Xenial, I had an entire day without the problem, 
but today immediately after booting my notebook, the desktop freezed and I 
couldn't even move the mouse pointer. I could however login trough ssh, and I 
got the same errors in dmesg/syslog:
----------------------------------------------------------------------------
[ 2447.428051] radeon 0000:01:00.0: GPU lockup (current fence id 
0x0000000000000082 last fence id 0x00000000000000a7 on ring 0)
[ 2447.928094] radeon 0000:01:00.0: ring 0 stalled for more than 1815000msec
[ 2447.928110] radeon 0000:01:00.0: GPU lockup (current fence id 
0x0000000000000082 last fence id 0x00000000000000a9 on ring 0)
[ 2448.502826] Failed to wait GUI idle while programming pipes. Bad things 
might happen.
[ 2448.507130] radeon 0000:01:00.0: Saved 1291 dwords of commands on ring 0.
[ 2448.507152] radeon 0000:01:00.0: (r300_asic_reset:425) RBBM_STATUS=0x80010140
[ 2449.008199] radeon 0000:01:00.0: (r300_asic_reset:444) RBBM_STATUS=0x80010140
[ 2449.505214] radeon 0000:01:00.0: (r300_asic_reset:456) RBBM_STATUS=0x00000140
[ 2449.505254] radeon 0000:01:00.0: GPU reset succeed
[ 2449.505260] radeon 0000:01:00.0: GPU reset succeeded, trying to resume
[ 2449.512770] radeon 0000:01:00.0: ffff880035b62c00 unpin not necessary
[ 2449.521545] [drm] PCIE GART of 512M enabled (table at 0x00000000C8040000).
[ 2449.521562] [drm] radeon: 2 quad pipes, 1 z pipes initialized.
[ 2449.521571] radeon 0000:01:00.0: WB enabled
[ 2449.521577] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 
0x00000000a8000000 and cpu addr 0xffff880035213000
[ 2449.521595] [drm] radeon: ring at 0x00000000A8001000
[ 2449.521617] [drm] ring test succeeded in 1 usecs
[ 2640.100118] INFO: task Xorg:705 blocked for more than 120 seconds.
[ 2640.100132]       Not tainted 4.3.0-5-generic #16-Ubuntu
[ 2640.100137] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[ 2640.100142] Xorg            D ffff88007fc169c0     0   705    692 0x00400006
[ 2640.100154]  ffff88007907f9b8 0000000000000086 ffffffff81e13500 
ffff88007bdd3fc0
[ 2640.100162]  ffff880079080000 ffff88007907fb08 ffff88003560c000 
ffff88007907faa0
[ 2640.100169]  ffff88003560d490 ffff88007907f9d0 ffffffff817f7a23 
7fffffffffffffff
[ 2640.100176] Call Trace:
[ 2640.100194]  [<ffffffff817f7a23>] schedule+0x33/0x80
[ 2640.100204]  [<ffffffff817faae9>] schedule_timeout+0x189/0x250
[ 2640.100309]  [<ffffffffc01ff1a8>] ? radeon_sa_bo_new+0x78/0x480 [radeon]
[ 2640.100364]  [<ffffffffc01940c2>] ? radeon_fence_process+0x12/0x30 [radeon]
[ 2640.100418]  [<ffffffffc019438c>] 
radeon_fence_wait_seq_timeout.constprop.8+0x22c/0x300 [radeon]
[ 2640.100428]  [<ffffffff810946b9>] ? __queue_delayed_work+0x89/0x190
[ 2640.100436]  [<ffffffff810bf480>] ? wake_atomic_t_function+0x60/0x60
[ 2640.100490]  [<ffffffffc019473f>] radeon_fence_wait+0x9f/0xe0 [radeon]
[ 2640.100555]  [<ffffffffc01b8039>] r100_ib_test+0x179/0x290 [radeon]
[ 2640.100626]  [<ffffffffc0253a28>] radeon_ib_ring_tests+0x58/0xc0 [radeon]
[ 2640.100675]  [<ffffffffc017ae2a>] radeon_gpu_reset+0x23a/0x330 [radeon]
[ 2640.100736]  [<ffffffffc01aa2ce>] radeon_gem_handle_lockup.part.3+0xe/0x20 
[radeon]
[ 2640.100797]  [<ffffffffc01ab26f>] radeon_gem_wait_idle_ioctl+0xdf/0x130 
[radeon]
[ 2640.100847]  [<ffffffffc00a1538>] drm_ioctl+0x138/0x500 [drm]
[ 2640.100909]  [<ffffffffc01ab190>] ? radeon_gem_busy_ioctl+0xe0/0xe0 [radeon]
[ 2640.100957]  [<ffffffffc017804c>] radeon_drm_ioctl+0x4c/0x80 [radeon]
[ 2640.100967]  [<ffffffff81215735>] do_vfs_ioctl+0x295/0x480
[ 2640.100976]  [<ffffffff811bbe67>] ? SyS_mmap_pgoff+0xf7/0x290
[ 2640.100983]  [<ffffffff81215999>] SyS_ioctl+0x79/0x90
[ 2640.100993]  [<ffffffff817fba72>] entry_SYSCALL_64_fastpath+0x16/0x71
[ 2760.100116] INFO: task Xorg:705 blocked for more than 120 seconds.
[ 2760.100129]       Not tainted 4.3.0-5-generic #16-Ubuntu
[ 2760.100133] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[ 2760.100139] Xorg            D ffff88007fc169c0     0   705    692 0x00400006
[ 2760.100151]  ffff88007907f9b8 0000000000000086 ffffffff81e13500 
ffff88007bdd3fc0
[ 2760.100159]  ffff880079080000 ffff88007907fb08 ffff88003560c000 
ffff88007907faa0
[ 2760.100166]  ffff88003560d490 ffff88007907f9d0 ffffffff817f7a23 
7fffffffffffffff
[ 2760.100173] Call Trace:
[ 2760.100190]  [<ffffffff817f7a23>] schedule+0x33/0x80
[ 2760.100200]  [<ffffffff817faae9>] schedule_timeout+0x189/0x250
[ 2760.100305]  [<ffffffffc01ff1a8>] ? radeon_sa_bo_new+0x78/0x480 [radeon]
[ 2760.100360]  [<ffffffffc01940c2>] ? radeon_fence_process+0x12/0x30 [radeon]
[ 2760.100414]  [<ffffffffc019438c>] 
radeon_fence_wait_seq_timeout.constprop.8+0x22c/0x300 [radeon]
[ 2760.100423]  [<ffffffff810946b9>] ? __queue_delayed_work+0x89/0x190
[ 2760.100432]  [<ffffffff810bf480>] ? wake_atomic_t_function+0x60/0x60
[ 2760.100485]  [<ffffffffc019473f>] radeon_fence_wait+0x9f/0xe0 [radeon]
[ 2760.100550]  [<ffffffffc01b8039>] r100_ib_test+0x179/0x290 [radeon]
[ 2760.100622]  [<ffffffffc0253a28>] radeon_ib_ring_tests+0x58/0xc0 [radeon]
[ 2760.100670]  [<ffffffffc017ae2a>] radeon_gpu_reset+0x23a/0x330 [radeon]
[ 2760.100732]  [<ffffffffc01aa2ce>] radeon_gem_handle_lockup.part.3+0xe/0x20 
[radeon]
[ 2760.100792]  [<ffffffffc01ab26f>] radeon_gem_wait_idle_ioctl+0xdf/0x130 
[radeon]
[ 2760.100842]  [<ffffffffc00a1538>] drm_ioctl+0x138/0x500 [drm]
[ 2760.100903]  [<ffffffffc01ab190>] ? radeon_gem_busy_ioctl+0xe0/0xe0 [radeon]
[ 2760.100951]  [<ffffffffc017804c>] radeon_drm_ioctl+0x4c/0x80 [radeon]
[ 2760.100961]  [<ffffffff81215735>] do_vfs_ioctl+0x295/0x480
[ 2760.100971]  [<ffffffff811bbe67>] ? SyS_mmap_pgoff+0xf7/0x290
[ 2760.100978]  [<ffffffff81215999>] SyS_ioctl+0x79/0x90
[ 2760.100987]  [<ffffffff817fba72>] entry_SYSCALL_64_fastpath+0x16/0x71
[ 2880.100120] INFO: task Xorg:705 blocked for more than 120 seconds.
[ 2880.100134]       Not tainted 4.3.0-5-generic #16-Ubuntu
[ 2880.100138] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[ 2880.100144] Xorg            D ffff88007fc169c0     0   705    692 0x00400006
[ 2880.100156]  ffff88007907f9b8 0000000000000086 ffffffff81e13500 
ffff88007bdd3fc0
[ 2880.100163]  ffff880079080000 ffff88007907fb08 ffff88003560c000 
ffff88007907faa0
[ 2880.100170]  ffff88003560d490 ffff88007907f9d0 ffffffff817f7a23 
7fffffffffffffff
[ 2880.100177] Call Trace:
[ 2880.100195]  [<ffffffff817f7a23>] schedule+0x33/0x80
[ 2880.100204]  [<ffffffff817faae9>] schedule_timeout+0x189/0x250
[ 2880.100309]  [<ffffffffc01ff1a8>] ? radeon_sa_bo_new+0x78/0x480 [radeon]
[ 2880.100363]  [<ffffffffc01940c2>] ? radeon_fence_process+0x12/0x30 [radeon]
[ 2880.100417]  [<ffffffffc019438c>] 
radeon_fence_wait_seq_timeout.constprop.8+0x22c/0x300 [radeon]
[ 2880.100427]  [<ffffffff810946b9>] ? __queue_delayed_work+0x89/0x190
[ 2880.100436]  [<ffffffff810bf480>] ? wake_atomic_t_function+0x60/0x60
[ 2880.100489]  [<ffffffffc019473f>] radeon_fence_wait+0x9f/0xe0 [radeon]
[ 2880.100554]  [<ffffffffc01b8039>] r100_ib_test+0x179/0x290 [radeon]
[ 2880.100626]  [<ffffffffc0253a28>] radeon_ib_ring_tests+0x58/0xc0 [radeon]
[ 2880.100674]  [<ffffffffc017ae2a>] radeon_gpu_reset+0x23a/0x330 [radeon]
[ 2880.100735]  [<ffffffffc01aa2ce>] radeon_gem_handle_lockup.part.3+0xe/0x20 
[radeon]
[ 2880.100796]  [<ffffffffc01ab26f>] radeon_gem_wait_idle_ioctl+0xdf/0x130 
[radeon]
[ 2880.100846]  [<ffffffffc00a1538>] drm_ioctl+0x138/0x500 [drm]
[ 2880.100907]  [<ffffffffc01ab190>] ? radeon_gem_busy_ioctl+0xe0/0xe0 [radeon]
[ 2880.100955]  [<ffffffffc017804c>] radeon_drm_ioctl+0x4c/0x80 [radeon]
[ 2880.100965]  [<ffffffff81215735>] do_vfs_ioctl+0x295/0x480
[ 2880.100974]  [<ffffffff811bbe67>] ? SyS_mmap_pgoff+0xf7/0x290
[ 2880.100981]  [<ffffffff81215999>] SyS_ioctl+0x79/0x90
[ 2880.100991]  [<ffffffff817fba72>] entry_SYSCALL_64_fastpath+0x16/0x71
[ 3000.100120] INFO: task Xorg:705 blocked for more than 120 seconds.
[ 3000.100134]       Not tainted 4.3.0-5-generic #16-Ubuntu
[ 3000.100138] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[ 3000.100143] Xorg            D ffff88007fc169c0     0   705    692 0x00400006
[ 3000.100155]  ffff88007907f9b8 0000000000000086 ffffffff81e13500 
ffff88007bdd3fc0
[ 3000.100163]  ffff880079080000 ffff88007907fb08 ffff88003560c000 
ffff88007907faa0
[ 3000.100170]  ffff88003560d490 ffff88007907f9d0 ffffffff817f7a23 
7fffffffffffffff
[ 3000.100177] Call Trace:
[ 3000.100195]  [<ffffffff817f7a23>] schedule+0x33/0x80
[ 3000.100204]  [<ffffffff817faae9>] schedule_timeout+0x189/0x250
[ 3000.100311]  [<ffffffffc01ff1a8>] ? radeon_sa_bo_new+0x78/0x480 [radeon]
[ 3000.100366]  [<ffffffffc01940c2>] ? radeon_fence_process+0x12/0x30 [radeon]
[ 3000.100420]  [<ffffffffc019438c>] 
radeon_fence_wait_seq_timeout.constprop.8+0x22c/0x300 [radeon]
[ 3000.100429]  [<ffffffff810946b9>] ? __queue_delayed_work+0x89/0x190
[ 3000.100438]  [<ffffffff810bf480>] ? wake_atomic_t_function+0x60/0x60
[ 3000.100492]  [<ffffffffc019473f>] radeon_fence_wait+0x9f/0xe0 [radeon]
[ 3000.100557]  [<ffffffffc01b8039>] r100_ib_test+0x179/0x290 [radeon]
[ 3000.100628]  [<ffffffffc0253a28>] radeon_ib_ring_tests+0x58/0xc0 [radeon]
[ 3000.100676]  [<ffffffffc017ae2a>] radeon_gpu_reset+0x23a/0x330 [radeon]
[ 3000.100737]  [<ffffffffc01aa2ce>] radeon_gem_handle_lockup.part.3+0xe/0x20 
[radeon]
[ 3000.100798]  [<ffffffffc01ab26f>] radeon_gem_wait_idle_ioctl+0xdf/0x130 
[radeon]
[ 3000.100849]  [<ffffffffc00a1538>] drm_ioctl+0x138/0x500 [drm]
[ 3000.100911]  [<ffffffffc01ab190>] ? radeon_gem_busy_ioctl+0xe0/0xe0 [radeon]
[ 3000.100959]  [<ffffffffc017804c>] radeon_drm_ioctl+0x4c/0x80 [radeon]
[ 3000.100968]  [<ffffffff81215735>] do_vfs_ioctl+0x295/0x480
[ 3000.100978]  [<ffffffff811bbe67>] ? SyS_mmap_pgoff+0xf7/0x290
[ 3000.100985]  [<ffffffff81215999>] SyS_ioctl+0x79/0x90
[ 3000.100994]  [<ffffffff817fba72>] entry_SYSCALL_64_fastpath+0x16/0x71
[ 3120.100118] INFO: task Xorg:705 blocked for more than 120 seconds.
[ 3120.100131]       Not tainted 4.3.0-5-generic #16-Ubuntu
[ 3120.100136] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[ 3120.100141] Xorg            D ffff88007fc169c0     0   705    692 0x00400006
[ 3120.100154]  ffff88007907f9b8 0000000000000086 ffffffff81e13500 
ffff88007bdd3fc0
[ 3120.100162]  ffff880079080000 ffff88007907fb08 ffff88003560c000 
ffff88007907faa0
[ 3120.100169]  ffff88003560d490 ffff88007907f9d0 ffffffff817f7a23 
7fffffffffffffff
[ 3120.100175] Call Trace:
[ 3120.100194]  [<ffffffff817f7a23>] schedule+0x33/0x80
[ 3120.100203]  [<ffffffff817faae9>] schedule_timeout+0x189/0x250
[ 3120.100311]  [<ffffffffc01ff1a8>] ? radeon_sa_bo_new+0x78/0x480 [radeon]
[ 3120.100366]  [<ffffffffc01940c2>] ? radeon_fence_process+0x12/0x30 [radeon]
[ 3120.100420]  [<ffffffffc019438c>] 
radeon_fence_wait_seq_timeout.constprop.8+0x22c/0x300 [radeon]
[ 3120.100429]  [<ffffffff810946b9>] ? __queue_delayed_work+0x89/0x190
[ 3120.100438]  [<ffffffff810bf480>] ? wake_atomic_t_function+0x60/0x60
[ 3120.100492]  [<ffffffffc019473f>] radeon_fence_wait+0x9f/0xe0 [radeon]
[ 3120.100557]  [<ffffffffc01b8039>] r100_ib_test+0x179/0x290 [radeon]
[ 3120.100628]  [<ffffffffc0253a28>] radeon_ib_ring_tests+0x58/0xc0 [radeon]
[ 3120.100676]  [<ffffffffc017ae2a>] radeon_gpu_reset+0x23a/0x330 [radeon]
[ 3120.100738]  [<ffffffffc01aa2ce>] radeon_gem_handle_lockup.part.3+0xe/0x20 
[radeon]
[ 3120.100798]  [<ffffffffc01ab26f>] radeon_gem_wait_idle_ioctl+0xdf/0x130 
[radeon]
[ 3120.100848]  [<ffffffffc00a1538>] drm_ioctl+0x138/0x500 [drm]
[ 3120.100910]  [<ffffffffc01ab190>] ? radeon_gem_busy_ioctl+0xe0/0xe0 [radeon]
[ 3120.100958]  [<ffffffffc017804c>] radeon_drm_ioctl+0x4c/0x80 [radeon]
[ 3120.100968]  [<ffffffff81215735>] do_vfs_ioctl+0x295/0x480
[ 3120.100977]  [<ffffffff811bbe67>] ? SyS_mmap_pgoff+0xf7/0x290
[ 3120.100984]  [<ffffffff81215999>] SyS_ioctl+0x79/0x90
[ 3120.100994]  [<ffffffff817fba72>] entry_SYSCALL_64_fastpath+0x16/0x71
[ 3240.100121] INFO: task Xorg:705 blocked for more than 120 seconds.
[ 3240.100135]       Not tainted 4.3.0-5-generic #16-Ubuntu
[ 3240.100139] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[ 3240.100144] Xorg            D ffff88007fc169c0     0   705    692 0x00400006
[ 3240.100156]  ffff88007907f9b8 0000000000000086 ffffffff81e13500 
ffff88007bdd3fc0
[ 3240.100164]  ffff880079080000 ffff88007907fb08 ffff88003560c000 
ffff88007907faa0
[ 3240.100171]  ffff88003560d490 ffff88007907f9d0 ffffffff817f7a23 
7fffffffffffffff
[ 3240.100178] Call Trace:
[ 3240.100196]  [<ffffffff817f7a23>] schedule+0x33/0x80
[ 3240.100206]  [<ffffffff817faae9>] schedule_timeout+0x189/0x250
[ 3240.100312]  [<ffffffffc01ff1a8>] ? radeon_sa_bo_new+0x78/0x480 [radeon]
[ 3240.100377]  [<ffffffffc01940c2>] ? radeon_fence_process+0x12/0x30 [radeon]
[ 3240.100431]  [<ffffffffc019438c>] 
radeon_fence_wait_seq_timeout.constprop.8+0x22c/0x300 [radeon]
[ 3240.100441]  [<ffffffff810946b9>] ? __queue_delayed_work+0x89/0x190
[ 3240.100449]  [<ffffffff810bf480>] ? wake_atomic_t_function+0x60/0x60
[ 3240.100503]  [<ffffffffc019473f>] radeon_fence_wait+0x9f/0xe0 [radeon]
[ 3240.100568]  [<ffffffffc01b8039>] r100_ib_test+0x179/0x290 [radeon]
[ 3240.100639]  [<ffffffffc0253a28>] radeon_ib_ring_tests+0x58/0xc0 [radeon]
[ 3240.100688]  [<ffffffffc017ae2a>] radeon_gpu_reset+0x23a/0x330 [radeon]
[ 3240.100749]  [<ffffffffc01aa2ce>] radeon_gem_handle_lockup.part.3+0xe/0x20 
[radeon]
[ 3240.100810]  [<ffffffffc01ab26f>] radeon_gem_wait_idle_ioctl+0xdf/0x130 
[radeon]
[ 3240.100860]  [<ffffffffc00a1538>] drm_ioctl+0x138/0x500 [drm]
[ 3240.100921]  [<ffffffffc01ab190>] ? radeon_gem_busy_ioctl+0xe0/0xe0 [radeon]
[ 3240.100969]  [<ffffffffc017804c>] radeon_drm_ioctl+0x4c/0x80 [radeon]
[ 3240.100979]  [<ffffffff81215735>] do_vfs_ioctl+0x295/0x480
[ 3240.100988]  [<ffffffff811bbe67>] ? SyS_mmap_pgoff+0xf7/0x290
[ 3240.100996]  [<ffffffff81215999>] SyS_ioctl+0x79/0x90
[ 3240.101005]  [<ffffffff817fba72>] entry_SYSCALL_64_fastpath+0x16/0x71
[ 3360.100115] INFO: task Xorg:705 blocked for more than 120 seconds.
[ 3360.100129]       Not tainted 4.3.0-5-generic #16-Ubuntu
[ 3360.100134] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[ 3360.100139] Xorg            D ffff88007fc169c0     0   705    692 0x00400006
[ 3360.100151]  ffff88007907f9b8 0000000000000086 ffffffff81e13500 
ffff88007bdd3fc0
[ 3360.100159]  ffff880079080000 ffff88007907fb08 ffff88003560c000 
ffff88007907faa0
[ 3360.100166]  ffff88003560d490 ffff88007907f9d0 ffffffff817f7a23 
7fffffffffffffff
[ 3360.100172] Call Trace:
[ 3360.100191]  [<ffffffff817f7a23>] schedule+0x33/0x80
[ 3360.100200]  [<ffffffff817faae9>] schedule_timeout+0x189/0x250
[ 3360.100307]  [<ffffffffc01ff1a8>] ? radeon_sa_bo_new+0x78/0x480 [radeon]
[ 3360.100361]  [<ffffffffc01940c2>] ? radeon_fence_process+0x12/0x30 [radeon]
[ 3360.100415]  [<ffffffffc019438c>] 
radeon_fence_wait_seq_timeout.constprop.8+0x22c/0x300 [radeon]
[ 3360.100425]  [<ffffffff810946b9>] ? __queue_delayed_work+0x89/0x190
[ 3360.100434]  [<ffffffff810bf480>] ? wake_atomic_t_function+0x60/0x60
[ 3360.100487]  [<ffffffffc019473f>] radeon_fence_wait+0x9f/0xe0 [radeon]
[ 3360.100552]  [<ffffffffc01b8039>] r100_ib_test+0x179/0x290 [radeon]
[ 3360.100623]  [<ffffffffc0253a28>] radeon_ib_ring_tests+0x58/0xc0 [radeon]
[ 3360.100672]  [<ffffffffc017ae2a>] radeon_gpu_reset+0x23a/0x330 [radeon]
[ 3360.100733]  [<ffffffffc01aa2ce>] radeon_gem_handle_lockup.part.3+0xe/0x20 
[radeon]
[ 3360.100793]  [<ffffffffc01ab26f>] radeon_gem_wait_idle_ioctl+0xdf/0x130 
[radeon]
[ 3360.100843]  [<ffffffffc00a1538>] drm_ioctl+0x138/0x500 [drm]
[ 3360.100905]  [<ffffffffc01ab190>] ? radeon_gem_busy_ioctl+0xe0/0xe0 [radeon]
[ 3360.100953]  [<ffffffffc017804c>] radeon_drm_ioctl+0x4c/0x80 [radeon]
[ 3360.100963]  [<ffffffff81215735>] do_vfs_ioctl+0x295/0x480
[ 3360.100972]  [<ffffffff811bbe67>] ? SyS_mmap_pgoff+0xf7/0x290
[ 3360.100979]  [<ffffffff81215999>] SyS_ioctl+0x79/0x90
[ 3360.100989]  [<ffffffff817fba72>] entry_SYSCALL_64_fastpath+0x16/0x71
[ 3480.100120] INFO: task Xorg:705 blocked for more than 120 seconds.
[ 3480.100134]       Not tainted 4.3.0-5-generic #16-Ubuntu
[ 3480.100138] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[ 3480.100144] Xorg            D ffff88007fc169c0     0   705    692 0x00400006
[ 3480.100156]  ffff88007907f9b8 0000000000000086 ffffffff81e13500 
ffff88007bdd3fc0
[ 3480.100164]  ffff880079080000 ffff88007907fb08 ffff88003560c000 
ffff88007907faa0
[ 3480.100171]  ffff88003560d490 ffff88007907f9d0 ffffffff817f7a23 
7fffffffffffffff
[ 3480.100177] Call Trace:
[ 3480.100195]  [<ffffffff817f7a23>] schedule+0x33/0x80
[ 3480.100205]  [<ffffffff817faae9>] schedule_timeout+0x189/0x250
[ 3480.100308]  [<ffffffffc01ff1a8>] ? radeon_sa_bo_new+0x78/0x480 [radeon]
[ 3480.100362]  [<ffffffffc01940c2>] ? radeon_fence_process+0x12/0x30 [radeon]
[ 3480.100416]  [<ffffffffc019438c>] 
radeon_fence_wait_seq_timeout.constprop.8+0x22c/0x300 [radeon]
[ 3480.100426]  [<ffffffff810946b9>] ? __queue_delayed_work+0x89/0x190
[ 3480.100434]  [<ffffffff810bf480>] ? wake_atomic_t_function+0x60/0x60
[ 3480.100488]  [<ffffffffc019473f>] radeon_fence_wait+0x9f/0xe0 [radeon]
[ 3480.100553]  [<ffffffffc01b8039>] r100_ib_test+0x179/0x290 [radeon]
[ 3480.100624]  [<ffffffffc0253a28>] radeon_ib_ring_tests+0x58/0xc0 [radeon]
[ 3480.100672]  [<ffffffffc017ae2a>] radeon_gpu_reset+0x23a/0x330 [radeon]
[ 3480.100734]  [<ffffffffc01aa2ce>] radeon_gem_handle_lockup.part.3+0xe/0x20 
[radeon]
[ 3480.100794]  [<ffffffffc01ab26f>] radeon_gem_wait_idle_ioctl+0xdf/0x130 
[radeon]
[ 3480.100843]  [<ffffffffc00a1538>] drm_ioctl+0x138/0x500 [drm]
[ 3480.100905]  [<ffffffffc01ab190>] ? radeon_gem_busy_ioctl+0xe0/0xe0 [radeon]
[ 3480.100953]  [<ffffffffc017804c>] radeon_drm_ioctl+0x4c/0x80 [radeon]
[ 3480.100974]  [<ffffffff81215735>] do_vfs_ioctl+0x295/0x480
[ 3480.100983]  [<ffffffff811bbe67>] ? SyS_mmap_pgoff+0xf7/0x290
[ 3480.100990]  [<ffffffff81215999>] SyS_ioctl+0x79/0x90
[ 3480.101000]  [<ffffffff817fba72>] entry_SYSCALL_64_fastpath+0x16/0x71
[ 3600.100121] INFO: task Xorg:705 blocked for more than 120 seconds.
[ 3600.100135]       Not tainted 4.3.0-5-generic #16-Ubuntu
[ 3600.100140] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[ 3600.100145] Xorg            D ffff88007fc169c0     0   705    692 0x00400006
[ 3600.100157]  ffff88007907f9b8 0000000000000086 ffffffff81e13500 
ffff88007bdd3fc0
[ 3600.100165]  ffff880079080000 ffff88007907fb08 ffff88003560c000 
ffff88007907faa0
[ 3600.100172]  ffff88003560d490 ffff88007907f9d0 ffffffff817f7a23 
7fffffffffffffff
[ 3600.100179] Call Trace:
[ 3600.100197]  [<ffffffff817f7a23>] schedule+0x33/0x80
[ 3600.100207]  [<ffffffff817faae9>] schedule_timeout+0x189/0x250
[ 3600.100311]  [<ffffffffc01ff1a8>] ? radeon_sa_bo_new+0x78/0x480 [radeon]
[ 3600.100365]  [<ffffffffc01940c2>] ? radeon_fence_process+0x12/0x30 [radeon]
[ 3600.100419]  [<ffffffffc019438c>] 
radeon_fence_wait_seq_timeout.constprop.8+0x22c/0x300 [radeon]
[ 3600.100429]  [<ffffffff810946b9>] ? __queue_delayed_work+0x89/0x190
[ 3600.100437]  [<ffffffff810bf480>] ? wake_atomic_t_function+0x60/0x60
[ 3600.100491]  [<ffffffffc019473f>] radeon_fence_wait+0x9f/0xe0 [radeon]
[ 3600.100556]  [<ffffffffc01b8039>] r100_ib_test+0x179/0x290 [radeon]
[ 3600.100627]  [<ffffffffc0253a28>] radeon_ib_ring_tests+0x58/0xc0 [radeon]
[ 3600.100675]  [<ffffffffc017ae2a>] radeon_gpu_reset+0x23a/0x330 [radeon]
[ 3600.100736]  [<ffffffffc01aa2ce>] radeon_gem_handle_lockup.part.3+0xe/0x20 
[radeon]
[ 3600.100797]  [<ffffffffc01ab26f>] radeon_gem_wait_idle_ioctl+0xdf/0x130 
[radeon]
[ 3600.100846]  [<ffffffffc00a1538>] drm_ioctl+0x138/0x500 [drm]
[ 3600.100907]  [<ffffffffc01ab190>] ? radeon_gem_busy_ioctl+0xe0/0xe0 [radeon]
[ 3600.100956]  [<ffffffffc017804c>] radeon_drm_ioctl+0x4c/0x80 [radeon]
[ 3600.100965]  [<ffffffff81215735>] do_vfs_ioctl+0x295/0x480
[ 3600.100975]  [<ffffffff811bbe67>] ? SyS_mmap_pgoff+0xf7/0x290
[ 3600.100982]  [<ffffffff81215999>] SyS_ioctl+0x79/0x90
[ 3600.100992]  [<ffffffff817fba72>] entry_SYSCALL_64_fastpath+0x16/0x71
[ 3720.100116] INFO: task Xorg:705 blocked for more than 120 seconds.
[ 3720.100130]       Not tainted 4.3.0-5-generic #16-Ubuntu
[ 3720.100134] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[ 3720.100140] Xorg            D ffff88007fc169c0     0   705    692 0x00400006
[ 3720.100152]  ffff88007907f9b8 0000000000000086 ffffffff81e13500 
ffff88007bdd3fc0
[ 3720.100160]  ffff880079080000 ffff88007907fb08 ffff88003560c000 
ffff88007907faa0
[ 3720.100166]  ffff88003560d490 ffff88007907f9d0 ffffffff817f7a23 
7fffffffffffffff
[ 3720.100173] Call Trace:
[ 3720.100191]  [<ffffffff817f7a23>] schedule+0x33/0x80
[ 3720.100201]  [<ffffffff817faae9>] schedule_timeout+0x189/0x250
[ 3720.100303]  [<ffffffffc01ff1a8>] ? radeon_sa_bo_new+0x78/0x480 [radeon]
[ 3720.100358]  [<ffffffffc01940c2>] ? radeon_fence_process+0x12/0x30 [radeon]
[ 3720.100412]  [<ffffffffc019438c>] 
radeon_fence_wait_seq_timeout.constprop.8+0x22c/0x300 [radeon]
[ 3720.100422]  [<ffffffff810946b9>] ? __queue_delayed_work+0x89/0x190
[ 3720.100430]  [<ffffffff810bf480>] ? wake_atomic_t_function+0x60/0x60
[ 3720.100484]  [<ffffffffc019473f>] radeon_fence_wait+0x9f/0xe0 [radeon]
[ 3720.100549]  [<ffffffffc01b8039>] r100_ib_test+0x179/0x290 [radeon]
[ 3720.100620]  [<ffffffffc0253a28>] radeon_ib_ring_tests+0x58/0xc0 [radeon]
[ 3720.100668]  [<ffffffffc017ae2a>] radeon_gpu_reset+0x23a/0x330 [radeon]
[ 3720.100730]  [<ffffffffc01aa2ce>] radeon_gem_handle_lockup.part.3+0xe/0x20 
[radeon]
[ 3720.100790]  [<ffffffffc01ab26f>] radeon_gem_wait_idle_ioctl+0xdf/0x130 
[radeon]
[ 3720.100840]  [<ffffffffc00a1538>] drm_ioctl+0x138/0x500 [drm]
[ 3720.100901]  [<ffffffffc01ab190>] ? radeon_gem_busy_ioctl+0xe0/0xe0 [radeon]
[ 3720.100949]  [<ffffffffc017804c>] radeon_drm_ioctl+0x4c/0x80 [radeon]
[ 3720.100959]  [<ffffffff81215735>] do_vfs_ioctl+0x295/0x480
[ 3720.100968]  [<ffffffff811bbe67>] ? SyS_mmap_pgoff+0xf7/0x290
[ 3720.100976]  [<ffffffff81215999>] SyS_ioctl+0x79/0x90
[ 3720.100985]  [<ffffffff817fba72>] entry_SYSCALL_64_fastpath+0x16/0x71

Reply at:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1529932/comments/8

------------------------------------------------------------------------
On 2016-01-12T03:38:38+00:00 Michel Dänzer wrote:

(In reply to qzerty from comment #4)
> However, I tried the same to build the kernel packages, and I installed
> them, but then my desktop is screwed as you can see in this picture:

Please attach the actual patch you ended up using for the build.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1529932/comments/32

------------------------------------------------------------------------
On 2016-01-18T10:46:24+00:00 hardhu wrote:

Could you explain me how to to identify what you refer to the "actual patch"? I 
am not so accustomed to kernel patching, I just followed this guidelines 
https://www.kernel.org/doc/Documentation/applying-patches.txt
with Ubuntu kernel sources 4.2.0
I will retry however using 4.3.0 sources as soon as possible.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1529932/comments/34

------------------------------------------------------------------------
On 2016-01-19T09:26:05+00:00 Michel Dänzer wrote:

(In reply to qzerty from comment #8)
> Could you explain me how to to identify what you refer to the "actual
> patch"?

The actual changes you ended up building the kernel with. E.g. make a
copy of the kernel tree before applying the patch, then after applying
the patch create a diff using

 diff -ru <copy of kernel tree> <kernel tree> >actual-changes.diff

Reply at:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1529932/comments/35

------------------------------------------------------------------------
On 2016-01-23T10:35:44+00:00 hardhu wrote:

Created attachment 121230
File describing changes to kernel tree

Reply at:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1529932/comments/36

------------------------------------------------------------------------
On 2016-01-23T10:37:03+00:00 hardhu wrote:

Ok, I have tried to apply the patch to Ubuntu kernel tree 4.3.0, but the
error I get is the same as above. I attach the actual-changes.diff

Reply at:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1529932/comments/37

------------------------------------------------------------------------
On 2019-11-19T07:54:29+00:00 Martin-peres-n wrote:

-- GitLab Migration Automatic Message --

This bug has been migrated to freedesktop.org's GitLab instance and has
been closed from further activity.

You can subscribe and participate further through the new bug through
this link to our GitLab instance:
https://gitlab.freedesktop.org/xorg/driver/xf86-video-ati/issues/150.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1529932/comments/38


** Changed in: xorg-server
   Importance: Unknown => Medium

** Bug watch added: gitlab.freedesktop.org/xorg/driver/xf86-video-ati/issues 
#150
   https://gitlab.freedesktop.org/xorg/driver/xf86-video-ati/issues/150

-- 
You received this bug notification because you are a member of Ubuntu-X,
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https://bugs.launchpad.net/bugs/1529932

Title:
  X session crashes with EQ overflowing

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