On Sat 16 Jun 2018 at 14:31:49 +0200, Guus en Anneke wrote:
> Hoi Olaf,
> eerst startte ik op met
> Ubuntu met Linux 4.15.0-23 generic(recovery mode)
> Ik kreeg een lange lijst met data. Toen herstelmenu, waarna rare dingen,
> gekleurde strepen van letters.
> 
> Opnieuw opgestart met
> Ubuntu met Linux 4.13.0-43 generic
> Gister ook met deze opgestart. Was nummer 3 in het lijstje en leek op nr 1.
> vandaar dat ik vandaag met nr 2 op ging starten om te zien wat die deed.Niet
> goed dus.
> 

Ik heb een bug ingediend bij Ubuntu; je kan 'm nalezen op
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1777245
Daarin staat ook dat je 7 dagen geleden een nieuwe XUbuntu-versie hebt
geinstalleerd (van 17.10 naar 18.04)... daar had ik beter even bij
kunnen meekijken! Ik heb dat namelijk op mijn laptop ook gedaan en dat
was niet geheel zonder problemen...

Ik heb ook de 4.13.0-43 standaard gemaakt voor het opstarten (hopelijk).
Wanneer er een nieuwe versie uitkomt, moet je die eens proberen. Ik
merk het hier vanzelf want mijn laptop heeft dus dezelfde Ubuntu-versie.
Ik zal laten weten wanneer het zover is.

Voor de 4.15.0-23-versie heb ik een opstart-optie toegevoegd die ik
ergens tegenkwam. Iemand met soortgelijke problemen had er baat bij; als
je tijd over hebt moet je maar eens die versie proberen (ik denk niet
dat je verschil ziet in het menu) en zien of het helpt. Ik hoor graag
wat het effekt is (sukses of niet), dan kan ik dat bij de bugmelding
toevoegen.

Groetjes,
-Olaf.
-- 
___ Olaf 'Rhialto' Seibert  -- Wayland: Those who don't understand X
\X/ rhialto/at/falu.nl      -- are condemned to reinvent it. Poorly.

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https://bugs.launchpad.net/bugs/1777245

Title:
  X freezes with kernel 4.15.0-23-generic (AMDGPU)

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  This is on my parents machine; I only have remote access and not
  continuously, so this may slow down providing additional information.

  Since the latest kernel upgrade (from
   Linux version 4.13.0-43-generic (buildd@lgw01-amd64-026) (gcc version 7.2.0 
(Ubuntu 7.2.0-8ubuntu3.2)) #48-Ubuntu SMP Wed May 16 12:18:48 UTC 2018 (Ubuntu 
4.13.0-43.48-generic 4.13.16)  
  to  
  Linux version 4.15.0-23-generic (buildd@lgw01-amd64-055) (gcc version 7.3.0 
(Ubuntu 7.3.0-16ubuntu3)) #25-Ubuntu SMP Wed May 23 18:02:16 UTC 2018 (Ubuntu 
4.15.0-23.25-generic 4.15.18)
  the machine appears to freezes some time soon after booting. It is just X; 
the machine is still reachable via ssh.

  I filed this bug using apport-cli, running the older (working) kernel,
  not the newer (failing) one.

  In /var/log/kernel I can see the following:

  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562386] INFO: task Xorg:757 blocked 
for more than 120 seconds.
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562396]       Not tainted 
4.15.0-23-generic #25-Ubuntu
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562399] "echo 0 > 
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562403] Xorg            D    0   757   
 724 0x00400004
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562408] Call Trace:
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562424]  __schedule+0x297/0x8b0
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562430]  ? __kfifo_in+0x37/0x50
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562434]  schedule+0x2c/0x80
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562559]  
amd_sched_entity_push_job+0xad/0xf0 [amdgpu]
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562565]  ? wait_woken+0x80/0x80
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562653]  amdgpu_job_submit+0x9f/0xc0 
[amdgpu]
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562723]  
amdgpu_vm_bo_update_mapping+0x389/0x3f0 [amdgpu]
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562793]  ? 
amdgpu_vm_it_iter_first+0x40/0x40 [amdgpu]
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562863]  
amdgpu_vm_bo_update+0x325/0x5b0 [amdgpu]
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562930]  
amdgpu_gem_va_ioctl+0x524/0x540 [amdgpu]
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.562962]  ? 
drm_gem_handle_create_tail+0x120/0x190 [drm]
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563028]  ? 
amdgpu_gem_create_ioctl+0xc1/0x270 [amdgpu]
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563096]  ? 
amdgpu_gem_metadata_ioctl+0x1c0/0x1c0 [amdgpu]
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563115]  drm_ioctl_kernel+0x5f/0xb0 
[drm]
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563134]  ? drm_ioctl_kernel+0x5f/0xb0 
[drm]
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563154]  drm_ioctl+0x31b/0x3d0 [drm]
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563220]  ? 
amdgpu_gem_metadata_ioctl+0x1c0/0x1c0 [amdgpu]
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563225]  ? update_load_avg+0x57f/0x6e0
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563231]  ? futex_wake+0x8f/0x180
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563290]  amdgpu_drm_ioctl+0x4f/0x90 
[amdgpu]
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563296]  do_vfs_ioctl+0xa8/0x630
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563300]  ? __schedule+0x29f/0x8b0
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563304]  SyS_ioctl+0x79/0x90
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563309]  do_syscall_64+0x73/0x130
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563313]  
entry_SYSCALL_64_after_hwframe+0x3d/0xa2
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563317] RIP: 0033:0x7fbd7ddcf5d7
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563319] RSP: 002b:00007fff67e69aa8 
EFLAGS: 00003246 ORIG_RAX: 0000000000000010
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563322] RAX: ffffffffffffffda RBX: 
0000000000020000 RCX: 00007fbd7ddcf5d7
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563324] RDX: 00007fff67e69af0 RSI: 
00000000c0286448 RDI: 000000000000000e
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563326] RBP: 00007fff67e69af0 R08: 
0000000101440000 R09: 000000000000000a
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563328] R10: 0000000000000039 R11: 
0000000000003246 R12: 00000000c0286448
  Jun 15 23:26:23 xa-xubu kernel: [ 2417.563330] R13: 000000000000000e R14: 
000055e820965f20 R15: 0

  
  which seems to point to some in-kernel AMD GPU driver.
  Since the problem seems to disappear when switching back to the previous 
kernel, I filed this as a kernel bug.

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: linux-image-4.15.0-23-generic 4.15.0-23.25
  ProcVersionSignature: Ubuntu 4.13.0-43.48-generic 4.13.16
  Uname: Linux 4.13.0-43-generic x86_64
  ApportVersion: 2.20.9-0ubuntu7.2
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  rhialto   21222 F.... pulseaudio
   /dev/snd/controlC0:  rhialto   21222 F.... pulseaudio
  Date: Sat Jun 16 16:03:46 2018
  InstallationDate: Installed on 2017-10-29 (230 days ago)
  InstallationMedia: Xubuntu 17.10 "Artful Aardvark" - Release amd64 
(20171017.1)
  IwConfig:
   enp1s0    no wireless extensions.
   
   lo        no wireless extensions.
  MachineType: LENOVO 90G9001RNY
  ProcFB: 0 amdgpudrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-43-generic.efi.signed 
root=UUID=103b739d-56cf-440b-a2b4-fc955e1a0a41 ro quiet splash vt.handoff=1
  RelatedPackageVersions:
   linux-restricted-modules-4.13.0-43-generic N/A
   linux-backports-modules-4.13.0-43-generic  N/A
   linux-firmware                             1.173.1
  RfKill:
   0: hci0: Bluetooth
        Soft blocked: no
        Hard blocked: no
  SourcePackage: linux
  UpgradeStatus: Upgraded to bionic on 2018-06-09 (7 days ago)
  dmi.bios.date: 12/29/2016
  dmi.bios.vendor: LENOVO
  dmi.bios.version: O2HKT24A
  dmi.board.name: Jadeite CRB
  dmi.board.vendor: LENOVO
  dmi.board.version: SDK0J40700 WIN 3258076524150
  dmi.chassis.type: 3
  dmi.chassis.vendor: Default string
  dmi.chassis.version: Default string
  dmi.modalias: 
dmi:bvnLENOVO:bvrO2HKT24A:bd12/29/2016:svnLENOVO:pn90G9001RNY:pvrideacentre310S-08ASR:rvnLENOVO:rnJadeiteCRB:rvrSDK0J40700WIN3258076524150:cvnDefaultstring:ct3:cvrDefaultstring:
  dmi.product.family: ideacentre 310S-08ASR
  dmi.product.name: 90G9001RNY
  dmi.product.version: ideacentre 310S-08ASR
  dmi.sys.vendor: LENOVO

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