[Bug 96712] Kernel hard LOCKUP related to radeon driver

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=96712

            Bug ID: 96712
           Summary: Kernel hard LOCKUP related to radeon driver
           Product: DRI
           Version: unspecified
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Radeon
          Assignee: dri-devel at lists.freedesktop.org
          Reporter: lebedev.ri at gmail.com

Created attachment 124765
  --> https://bugs.freedesktop.org/attachment.cgi?id=124765&action=edit
dmesg of all that boot

This is debian testing, fully updated as of 28 jun 2016 (today)

I believe the lockup happened while rendering video via kdenlive (all
multithreading options set to 6, gpu acceleration on (not sure it works)),
and then trying to change a page in google chrome.

$ lscpu 
Architecture:          x86_64
CPU op-mode(s):        32-bit, 64-bit
Byte Order:            Little Endian
CPU(s):                6
On-line CPU(s) list:   0-5
Thread(s) per core:    1
Core(s) per socket:    6
Socket(s):             1
NUMA node(s):          1
Vendor ID:             AuthenticAMD
CPU family:            16
Model:                 10
Model name:            AMD Phenom(tm) II X6 1075T Processor
Stepping:              0
CPU MHz:               3000.000
CPU max MHz:           3000.0000
CPU min MHz:           800.0000
BogoMIPS:              6019.74
Virtualization:        AMD-V
L1d cache:             64K
L1i cache:             64K
L2 cache:              512K
L3 cache:              6144K
NUMA node0 CPU(s):     0-5
Flags:                 fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca
cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb
rdtscp lm 3dnowext 3dnow constant_tsc rep_good nopl nonstop_tsc extd_apicid
aperfmperf eagerfpu pni monitor cx16 popcnt lahf_lm cmp_legacy svm extapic
cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt nodeid_msr
cpb hw_pstate vmmcall npt lbrv svm_lock nrip_save pausefilter

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