[Bug 196273] Loss of video output and system freezes *ERROR* Couldn't read SADs: 0

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=196273

--- Comment #8 from Olaf H B (olaf at seldiame.net) ---
(In reply to Michel Dänzer from comment #6)
> Is this a regression from older kernel versions? If yes, can you bisect?

I don't think this is a regression because I had similar issues with kernel
4.11

I got other freeze some minutes ago.

This appears in the kernel.log: (complete file in attachment)

Jul  6 13:18:35 hiperion kernel: [47523.933893] general protection fault: 0000
[#1] SMP
Jul  6 13:18:35 hiperion kernel: [47523.934043] Modules linked in: kvm_amd kvm
irqbypass aesni_intel aes_x86_64 amdgpu crypto_simd cryptd glue_helper
input_leds fam15h_power k10temp mfd_core backlight ttm acpi_cpufreq
Jul  6 13:18:35 hiperion kernel: [47523.934565] CPU: 2 PID: 12681 Comm: Timer
Not tainted 4.12.0 #3
Jul  6 13:18:35 hiperion kernel: [47523.934746] Hardware name: To be filled by
O.E.M. To be filled by O.E.M./M5A97 R2.0, BIOS 2603 06/26/2015
Jul  6 13:18:35 hiperion kernel: [47523.935031] task: ffff88031ba00d00
task.stack: ffffc900015b8000
Jul  6 13:18:35 hiperion kernel: [47523.935146] RIP: 0010:0xffffffff8106674e
Jul  6 13:18:35 hiperion kernel: [47523.935178] RSP: 0018:ffffc900015bbcd8
EFLAGS: 00010002
Jul  6 13:18:35 hiperion kernel: [47523.935221] RAX: ffffffff81808320 RBX:
ffff8804294aa700 RCX: 0000000000000001
Jul  6 13:18:35 hiperion kernel: [47523.935276] RDX: 0000000000000010 RSI:
0000000000000000 RDI: ffff8804294aa700
Jul  6 13:18:35 hiperion kernel: [47523.935332] RBP: ffffc900015bbd20 R08:
0000000000000041 R09: 0000000000000001
Jul  6 13:18:35 hiperion kernel: [47523.935387] R10: ffffea000c6fed00 R11:
0000000000000000 R12: 0000000000000001
Jul  6 13:18:35 hiperion kernel: [47523.935443] R13: ffff8804294aadbc R14:
0000000000000046 R15: 0000000000018740
Jul  6 13:18:35 hiperion kernel: [47523.935499] FS:  00007f2b6bb57700(0000)
GS:ffff88043ec80000(0000) knlGS:0000000000000000
Jul  6 13:18:35 hiperion kernel: [47523.935561] CS:  0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Jul  6 13:18:35 hiperion kernel: [47523.935607] CR2: 00007f53897ea000 CR3:
00000003c397f000 CR4: 00000000000406e0
Jul  6 13:18:35 hiperion kernel: [47523.935662] Call Trace:
Jul  6 13:18:35 hiperion kernel: [47523.935685]  0xffffffff81066aad
Jul  6 13:18:35 hiperion kernel: [47523.935712]  0xffffffff8114a7c1
Jul  6 13:18:35 hiperion kernel: [47523.935738]  ? 0xffffffff81066aa0
Jul  6 13:18:35 hiperion kernel: [47523.935766]  0xffffffff8107a1cd
Jul  6 13:18:35 hiperion kernel: [47523.935792]  0xffffffff8107a70f
Jul  6 13:18:35 hiperion kernel: [47523.935818]  0xffffffff8113e761
Jul  6 13:18:35 hiperion kernel: [47523.935845]  0xffffffff81134dff
Jul  6 13:18:35 hiperion kernel: [47523.935872]  0xffffffff8113569e
Jul  6 13:18:35 hiperion kernel: [47523.935898]  ? 0xffffffff810adcf8
Jul  6 13:18:35 hiperion kernel: [47523.935925]  0xffffffff81136b8a
Jul  6 13:18:35 hiperion kernel: [47523.935952]  0xffffffff816b96a0
Jul  6 13:18:35 hiperion kernel: [47523.935978] RIP: 0033:0x00007f2b8be0fe5d
Jul  6 13:18:35 hiperion kernel: [47523.936010] RSP: 002b:00007f2b6bb56790
EFLAGS: 00000293 ORIG_RAX: 0000000000000001
Jul  6 13:18:35 hiperion kernel: [47523.936070] RAX: ffffffffffffffda RBX:
00007f2b8bd3edb0 RCX: 00007f2b8be0fe5d
Jul  6 13:18:35 hiperion kernel: [47523.936125] RDX: 0000000000000001 RSI:
00007f2b6bb567a7 RDI: 000000000000001b
Jul  6 13:18:35 hiperion kernel: [47523.936180] RBP: 00000000000000fa R08:
00007f2b76687908 R09: 0000000000000000
Jul  6 13:18:35 hiperion kernel: [47523.936234] R10: 000000000000002b R11:
0000000000000293 R12: 0000000000000005
Jul  6 13:18:35 hiperion kernel: [47523.936289] R13: 0000000000000000 R14:
00007f2b6bb56a28 R15: 00002b38d797ff91
Jul  6 13:18:35 hiperion kernel: [47523.936368] Code: 88 83 04 04 00 00 0f 85
66 01 00 00 83 bb 1c 03 00 00 01 0f 8e b8 01 00 00 48 8b 43 68 ba 10 00 00 00
8b 73 50 44 89 e1 48 89 df <ff> 50 40 48 8d 93 20 03 00 00 41 89 c0 44 89 c0 48
0f
 a3 02 0f 
Jul  6 13:18:35 hiperion kernel: [47523.936551] RIP: 0xffffffff8106674e RSP:
ffffc900015bbcd8
Jul  6 13:18:35 hiperion kernel: [47523.956831] ---[ end trace de9deca7f7bcb1e8
]---

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