[Bug 106430] GPU hang when played video with acceleration (vaapi)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=106430

--- Comment #3 from mikhail.v.gavrilov at gmail.com ---
A very strange coincidence:
Every time I reproduce the described bug case with GPU hangup while playing a
video with VAAPI acceleration.
The following messages will appear in the kernel log after reboot:

[    0.059000] mce: [Hardware Error]: Machine check events logged
[    0.059000] mce: [Hardware Error]: CPU 0: Machine Check: 0 Bank 4:
fe00000000800400
[    0.059000] mce: [Hardware Error]: TSC 0 ADDR ffffffffc07f31d5 MISC
ffffffffc07f31d5 
[    0.059000] mce: [Hardware Error]: PROCESSOR 0:306c3 TIME 1527195880 SOCKET
0 APIC 0 microcode 24
[    0.059000] Performance Events: PEBS fmt2+, Haswell events, 16-deep LBR,
full-width counters, Intel PMU driver.
[    0.059000] ... version:                3
[    0.059000] ... bit width:              48
[    0.059000] ... generic registers:      4
[    0.059000] ... value mask:             0000ffffffffffff
[    0.059000] ... max period:             00007fffffffffff
[    0.059000] ... fixed-purpose events:   3
[    0.059000] ... event mask:             000000070000000f
[    0.059000] Hierarchical SRCU implementation.
[    0.059692] NMI watchdog: Enabled. Permanently consumes one hw-PMU counter.
[    0.059740] smp: Bringing up secondary CPUs ...
[    0.060031] x86: Booting SMP configuration:
[    0.060035] .... node  #0, CPUs:      #1
[    0.061563] mce: [Hardware Error]: Machine check events logged
[    0.061567] mce: [Hardware Error]: CPU 1: Machine Check: 0 Bank 3:
be00000000800400
[    0.061583] mce: [Hardware Error]: TSC 0 ADDR ffffffff957932bb MISC
ffffffff957932bb 
[    0.061602] mce: [Hardware Error]: PROCESSOR 0:306c3 TIME 1527195880 SOCKET
0 APIC 2 microcode 24
[    0.061684]  #2
[    0.063341] mce: [Hardware Error]: CPU 2: Machine Check: 0 Bank 3:
be00000000800400
[    0.063341] mce: [Hardware Error]: TSC 0 ADDR ffffffffc02bd4e1 MISC
ffffffffc02bd4e1 
[    0.063341] mce: [Hardware Error]: PROCESSOR 0:306c3 TIME 1527195880 SOCKET
0 APIC 4 microcode 24
[    0.063471]  #3
[    0.065119] mce: [Hardware Error]: CPU 3: Machine Check: 0 Bank 3:
be00000000800400
[    0.065125] mce: [Hardware Error]: TSC 0 ADDR ffffffffc07f31d5 MISC
ffffffffc07f31d5 
[    0.065144] mce: [Hardware Error]: PROCESSOR 0:306c3 TIME 1527195880 SOCKET
0 APIC 6 microcode 24
[    0.065255]  #4 #5 #6 #7

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