cf. Comment https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1849713/comments/11 from Manuel Schulte.
** Attachment added: "manuel_hp8440p_uname" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1849713/+attachment/5349238/+files/manuel_hp8440p_uname -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. 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: Confirmed 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 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1849713/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp