Public bug reported:

Hi:

After updating to latest kernel on ubuntu 18.04 I start getting the
message below. I tried to reboot the machine but the message is
consistent.

[    1.485680] ------------[ cut here ]------------
[    1.485681] Could not determine valid watermarks for inherited state
[    1.485736] WARNING: CPU: 0 PID: 199 at 
/build/linux-WKYm23/linux-4.15.0/drivers/gpu/drm/i915/intel_display.c:14537 
intel_modeset_init+0xfcf/0x1010 [i915]
[    1.485737] Modules linked in: aesni_intel(+) fjes(-) nouveau(+) aes_x86_64 
i915(+) crypto_simd glue_helper cryptd mxm_wmi ttm i2c_algo_bit psmouse 
drm_kms_helper ahci syscopyarea sysfillrect sysimgblt libahci r8169 fb_sys_fops 
mii drm rtsx_pci wmi video
[    1.485748] CPU: 0 PID: 199 Comm: systemd-udevd Not tainted 
4.15.0-66-generic #75-Ubuntu
[    1.485749] Hardware name: ASUSTeK COMPUTER INC. G551JW/G551JW, BIOS 
G551JW.209 03/04/2016
[    1.485776] RIP: 0010:intel_modeset_init+0xfcf/0x1010 [i915]
[    1.485776] RSP: 0018:ffffa6c8c1e539b0 EFLAGS: 00010286
[    1.485778] RAX: 0000000000000000 RBX: ffff936210790000 RCX: ffffffffbce63a28
[    1.485778] RDX: 0000000000000001 RSI: 0000000000000082 RDI: 0000000000000247
[    1.485779] RBP: ffffa6c8c1e53a40 R08: 000000000000036a R09: 0000000000000004
[    1.485779] R10: 0000000000000040 R11: 0000000000000001 R12: ffff936210764400
[    1.485780] R13: ffff9362104d9400 R14: 00000000ffffffea R15: ffff936210790358
[    1.485781] FS:  00007f76c1bfb680(0000) GS:ffff93622ee00000(0000) 
knlGS:0000000000000000
[    1.485782] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    1.485783] CR2: 00007f5c5aea088b CR3: 0000000410a5c004 CR4: 00000000001606f0
[    1.485783] Call Trace:
[    1.485807]  i915_driver_load+0xa73/0xe60 [i915]
[    1.485829]  i915_pci_probe+0x42/0x70 [i915]
[    1.485831]  local_pci_probe+0x47/0xa0
[    1.485833]  pci_device_probe+0x10e/0x1c0
[    1.485835]  driver_probe_device+0x30c/0x490
[    1.485836]  __driver_attach+0xcc/0xf0
[    1.485837]  ? driver_probe_device+0x490/0x490
[    1.485838]  bus_for_each_dev+0x70/0xc0
[    1.485840]  driver_attach+0x1e/0x20
[    1.485840]  bus_add_driver+0x1c7/0x270
[    1.485841]  ? 0xffffffffc075c000
[    1.485843]  driver_register+0x60/0xe0
[    1.485843]  ? 0xffffffffc075c000
[    1.485844]  __pci_register_driver+0x5a/0x60
[    1.485870]  i915_init+0x5c/0x5f [i915]
[    1.485872]  do_one_initcall+0x52/0x19f
[    1.485874]  ? __slab_alloc+0x20/0x40
[    1.485876]  ? kmem_cache_alloc_trace+0x171/0x1b0
[    1.485878]  ? do_init_module+0x27/0x213
[    1.485879]  do_init_module+0x5f/0x213
[    1.485881]  load_module+0x16bc/0x1f10
[    1.485884]  ? ima_post_read_file+0x96/0xa0
[    1.485886]  SYSC_finit_module+0xfc/0x120
[    1.485887]  ? SYSC_finit_module+0xfc/0x120
[    1.485889]  SyS_finit_module+0xe/0x10
[    1.485890]  do_syscall_64+0x73/0x130
[    1.485893]  entry_SYSCALL_64_after_hwframe+0x3d/0xa2
[    1.485894] RIP: 0033:0x7f76c1705839
[    1.485895] RSP: 002b:00007ffe1ff8c938 EFLAGS: 00000246 ORIG_RAX: 
0000000000000139
[    1.485896] RAX: ffffffffffffffda RBX: 000055672d2fda50 RCX: 00007f76c1705839
[    1.485896] RDX: 0000000000000000 RSI: 00007f76c13e4145 RDI: 0000000000000010
[    1.485897] RBP: 00007f76c13e4145 R08: 0000000000000000 R09: 00007ffe1ff8ca50
[    1.485897] R10: 0000000000000010 R11: 0000000000000246 R12: 0000000000000000
[    1.485898] R13: 000055672d2f93e0 R14: 0000000000020000 R15: 000055672d2fda50
[    1.485899] Code: e9 46 fc ff ff 48 c7 c6 37 b6 6e c0 48 c7 c7 8f a9 6e c0 
e8 c4 0e 43 fb 0f 0b e9 73 fe ff ff 48 c7 c7 a0 0b 70 c0 e8 b1 0e 43 fb <0f> 0b 
e9 4b fe ff ff 48 c7 c6 44 b6 6e c0 48 c7 c7 8f a9 6e c0 
[    1.485918] ---[ end trace 32f66b94f944dd29 ]---
[    1.488016] [drm] Initialized i915 1.6.0 20171023 for 0000:00:02.0 on minor 0

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New

** Attachment added: "lspci-vnvn.log"
   
https://bugs.launchpad.net/bugs/1849713/+attachment/5299835/+files/lspci-vnvn.log

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https://bugs.launchpad.net/bugs/1849713

Title:
  Warning message in logs after kernel update to linux-
  image-4.15.0-66-generic

Status in linux package in Ubuntu:
  New

Bug description:
  Hi:

  After updating to latest kernel on ubuntu 18.04 I start getting the
  message below. I tried to reboot the machine but the message is
  consistent.

  [    1.485680] ------------[ cut here ]------------
  [    1.485681] Could not determine valid watermarks for inherited state
  [    1.485736] WARNING: CPU: 0 PID: 199 at 
/build/linux-WKYm23/linux-4.15.0/drivers/gpu/drm/i915/intel_display.c:14537 
intel_modeset_init+0xfcf/0x1010 [i915]
  [    1.485737] Modules linked in: aesni_intel(+) fjes(-) nouveau(+) 
aes_x86_64 i915(+) crypto_simd glue_helper cryptd mxm_wmi ttm i2c_algo_bit 
psmouse drm_kms_helper ahci syscopyarea sysfillrect sysimgblt libahci r8169 
fb_sys_fops mii drm rtsx_pci wmi video
  [    1.485748] CPU: 0 PID: 199 Comm: systemd-udevd Not tainted 
4.15.0-66-generic #75-Ubuntu
  [    1.485749] Hardware name: ASUSTeK COMPUTER INC. G551JW/G551JW, BIOS 
G551JW.209 03/04/2016
  [    1.485776] RIP: 0010:intel_modeset_init+0xfcf/0x1010 [i915]
  [    1.485776] RSP: 0018:ffffa6c8c1e539b0 EFLAGS: 00010286
  [    1.485778] RAX: 0000000000000000 RBX: ffff936210790000 RCX: 
ffffffffbce63a28
  [    1.485778] RDX: 0000000000000001 RSI: 0000000000000082 RDI: 
0000000000000247
  [    1.485779] RBP: ffffa6c8c1e53a40 R08: 000000000000036a R09: 
0000000000000004
  [    1.485779] R10: 0000000000000040 R11: 0000000000000001 R12: 
ffff936210764400
  [    1.485780] R13: ffff9362104d9400 R14: 00000000ffffffea R15: 
ffff936210790358
  [    1.485781] FS:  00007f76c1bfb680(0000) GS:ffff93622ee00000(0000) 
knlGS:0000000000000000
  [    1.485782] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  [    1.485783] CR2: 00007f5c5aea088b CR3: 0000000410a5c004 CR4: 
00000000001606f0
  [    1.485783] Call Trace:
  [    1.485807]  i915_driver_load+0xa73/0xe60 [i915]
  [    1.485829]  i915_pci_probe+0x42/0x70 [i915]
  [    1.485831]  local_pci_probe+0x47/0xa0
  [    1.485833]  pci_device_probe+0x10e/0x1c0
  [    1.485835]  driver_probe_device+0x30c/0x490
  [    1.485836]  __driver_attach+0xcc/0xf0
  [    1.485837]  ? driver_probe_device+0x490/0x490
  [    1.485838]  bus_for_each_dev+0x70/0xc0
  [    1.485840]  driver_attach+0x1e/0x20
  [    1.485840]  bus_add_driver+0x1c7/0x270
  [    1.485841]  ? 0xffffffffc075c000
  [    1.485843]  driver_register+0x60/0xe0
  [    1.485843]  ? 0xffffffffc075c000
  [    1.485844]  __pci_register_driver+0x5a/0x60
  [    1.485870]  i915_init+0x5c/0x5f [i915]
  [    1.485872]  do_one_initcall+0x52/0x19f
  [    1.485874]  ? __slab_alloc+0x20/0x40
  [    1.485876]  ? kmem_cache_alloc_trace+0x171/0x1b0
  [    1.485878]  ? do_init_module+0x27/0x213
  [    1.485879]  do_init_module+0x5f/0x213
  [    1.485881]  load_module+0x16bc/0x1f10
  [    1.485884]  ? ima_post_read_file+0x96/0xa0
  [    1.485886]  SYSC_finit_module+0xfc/0x120
  [    1.485887]  ? SYSC_finit_module+0xfc/0x120
  [    1.485889]  SyS_finit_module+0xe/0x10
  [    1.485890]  do_syscall_64+0x73/0x130
  [    1.485893]  entry_SYSCALL_64_after_hwframe+0x3d/0xa2
  [    1.485894] RIP: 0033:0x7f76c1705839
  [    1.485895] RSP: 002b:00007ffe1ff8c938 EFLAGS: 00000246 ORIG_RAX: 
0000000000000139
  [    1.485896] RAX: ffffffffffffffda RBX: 000055672d2fda50 RCX: 
00007f76c1705839
  [    1.485896] RDX: 0000000000000000 RSI: 00007f76c13e4145 RDI: 
0000000000000010
  [    1.485897] RBP: 00007f76c13e4145 R08: 0000000000000000 R09: 
00007ffe1ff8ca50
  [    1.485897] R10: 0000000000000010 R11: 0000000000000246 R12: 
0000000000000000
  [    1.485898] R13: 000055672d2f93e0 R14: 0000000000020000 R15: 
000055672d2fda50
  [    1.485899] Code: e9 46 fc ff ff 48 c7 c6 37 b6 6e c0 48 c7 c7 8f a9 6e c0 
e8 c4 0e 43 fb 0f 0b e9 73 fe ff ff 48 c7 c7 a0 0b 70 c0 e8 b1 0e 43 fb <0f> 0b 
e9 4b fe ff ff 48 c7 c6 44 b6 6e c0 48 c7 c7 8f a9 6e c0 
  [    1.485918] ---[ end trace 32f66b94f944dd29 ]---
  [    1.488016] [drm] Initialized i915 1.6.0 20171023 for 0000:00:02.0 on 
minor 0

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