drm_WARN_ON(!connector->dp.dsc_decompression_aux || !connector->dp.dsc_decompression_enabled)
after updating from 6.7.9 to 6.8 this has started appearing in dmesg on boot, i dont see an direct issues from it from what i can tell. things works as before.
Linux tom-legion 6.8.0-1 #1 (moved) SMP PREEMPT_DYNAMIC Mon, 11 Mar 2024 18:21:55 +0000 x86_64 GNU/Linux
00:02.0 VGA compatible controller [0300]: Intel Corporation Raptor Lake-S UHD Graphics [8086:a788] (rev 04) (prog-if 00 [VGA controller])
Legion Pro 7 16IRX8H
[ 1.979659] i915 0000:00:02.0: drm_WARN_ON(!connector->dp.dsc_decompression_aux || !connector->dp.dsc_decompression_enabled)
[ 1.979702] WARNING: CPU: 17 PID: 297 at drivers/gpu/drm/i915/display/intel_dp.c:3195 intel_dp_sink_disable_decompression+0xd7/0x190 [i915]
[ 1.979863] Modules linked in: nvidia_drm(POE+) nvidia_modeset(POE) btrfs raid6_pq xor libcrc32c crc32c_generic serio_raw nvidia(POE) atkbd nvme vivaldi_fmap libps2 nvme_core spi_intel_pci i8042 xhci_pci crc32c_intel sha256_ssse3 spi_intel nvme_auth xhci_pci_renesas serio i915(+) i2c_algo_bit video wmi drm_display_helper cec drm_buddy intel_gtt ttm
[ 1.979873] CPU: 17 PID: 297 Comm: systemd-modules Tainted: P U OE 6.8.0-1 #1 ed4703cf65cdff7b92cf824d2e0826d77c054833
[ 1.979875] Hardware name: LENOVO 82WQ/LNVNB161216, BIOS KWCN42WW 09/15/2023
[ 1.979875] RIP: 0010:intel_dp_sink_disable_decompression+0xd7/0x190 [i915]
[ 1.979931] Code: bf d1 f6 d8 49 8b 4e 08 48 8b 51 50 48 85 d2 75 03 48 8b 11 48 c7 c7 90 e0 89 c0 48 89 c6 48 c7 c1 26 48 89 c0 e8 19 41 54 d8 <0f> 0b 48 83 c4 08 5b 41 5e 41 5f c3 31 f6 31 ff ba 02 00 00 00 48
[ 1.979932] RSP: 0000:ffffb54d036db470 EFLAGS: 00010286
[ 1.979933] RAX: 0000000000000070 RBX: ffff896482bf5000 RCX: 0000000000000027
[ 1.979934] RDX: 0000000000000027 RSI: 0000000000000002 RDI: ffff897c2d661f48
[ 1.979935] RBP: 0000000000000010 R08: 0000000000001fff R09: ffff897c2db70080
[ 1.979936] R10: 0000000000005ffd R11: 0000000000000004 R12: ffff8964ac695800
[ 1.979936] R13: ffff896482bf5000 R14: ffff896485f98000 R15: ffff896482c4afc0
[ 1.979937] FS: 000078fac89c5500(0000) GS:ffff897c2d640000(0000) knlGS:0000000000000000
[ 1.979938] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1.979939] CR2: 000057a683fb7078 CR3: 0000000118874000 CR4: 0000000000f50ef0
[ 1.979940] PKRU: 55555554
[ 1.979941] Call Trace:
[ 1.979943] <TASK>
[ 1.979944] ? __warn+0x186/0x290
[ 1.979946] ? intel_dp_sink_disable_decompression+0xd7/0x190 [i915 0ab71f176ea77644a6155b868b2e74678ffe89d4]
[ 1.980000] ? report_bug+0x1bb/0x270
[ 1.980003] ? handle_bug+0x42/0x70
[ 1.980005] ? exc_invalid_op+0x16/0x40
[ 1.980006] ? asm_exc_invalid_op+0x16/0x20
[ 1.980009] ? intel_dp_sink_disable_decompression+0xd7/0x190 [i915 0ab71f176ea77644a6155b868b2e74678ffe89d4]
[ 1.980062] intel_disable_ddi+0x127/0x1c0 [i915 0ab71f176ea77644a6155b868b2e74678ffe89d4]
[ 1.980116] ? intel_ddi_pre_enable+0x1900/0x1900 [i915 0ab71f176ea77644a6155b868b2e74678ffe89d4]
[ 1.980170] hsw_crtc_disable+0xd2/0x420 [i915 0ab71f176ea77644a6155b868b2e74678ffe89d4]
[ 1.980225] intel_atomic_commit_tail+0x75d/0x14f0 [i915 0ab71f176ea77644a6155b868b2e74678ffe89d4]
[ 1.980280] ? __flush_workqueue+0x229/0x580
[ 1.980282] intel_atomic_commit+0x4a3/0x520 [i915 0ab71f176ea77644a6155b868b2e74678ffe89d4]
[ 1.980337] drm_atomic_commit+0x8e/0xa0
[ 1.980339] ? __drm_printfn_seq_file+0x20/0x20
[ 1.980341] intel_initial_commit+0x74/0x190 [i915 0ab71f176ea77644a6155b868b2e74678ffe89d4]
[ 1.980396] intel_display_driver_probe+0x22/0x120 [i915 0ab71f176ea77644a6155b868b2e74678ffe89d4]
[ 1.980450] i915_driver_probe+0xc4b/0x1920 [i915 0ab71f176ea77644a6155b868b2e74678ffe89d4]
[ 1.980504] pci_device_probe+0x330/0x3f0
[ 1.980506] ? sysfs_do_create_link_sd+0x6b/0xc0
[ 1.980509] really_probe+0x230/0x4f0
[ 1.980511] __driver_probe_device+0xcd/0x220
[ 1.980513] driver_probe_device+0x24/0x280
[ 1.980514] __driver_attach+0x16a/0x3b0
[ 1.980516] ? driver_attach+0x20/0x20
[ 1.980517] bus_for_each_dev+0x15e/0x1f0
[ 1.980519] bus_add_driver+0x1fa/0x320
[ 1.980521] driver_register+0x76/0x170
[ 1.980523] ? 0xffffffffc098f000
[ 1.980528] init_module+0x29/0xa0 [i915 0ab71f176ea77644a6155b868b2e74678ffe89d4]
[ 1.980581] ? 0xffffffffc098f000
[ 1.980582] do_one_initcall+0xda/0x2c0
[ 1.980585] ? load_module+0x1357/0x15b0
[ 1.980586] ? kfree+0x1b4/0x2d0
[ 1.980589] ? load_module+0x135f/0x15b0
[ 1.980589] ? kmalloc_trace_noprof+0x108/0x2b0
[ 1.980591] do_init_module+0x67/0x410
[ 1.980592] __se_sys_finit_module+0x291/0x410
[ 1.980594] do_syscall_64+0x86/0x150
[ 1.980595] ? do_syscall_64+0x92/0x150
[ 1.980597] entry_SYSCALL_64_after_hwframe+0x46/0x4e
[ 1.980599] RIP: 0033:0x78fac94eecb9
[ 1.980601] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 8f b0 0d 00 f7 d8 64 89 01 48
[ 1.980602] RSP: 002b:00007ffd5b567448 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 1.980603] RAX: ffffffffffffffda RBX: 00005f236289a290 RCX: 000078fac94eecb9
[ 1.980604] RDX: 0000000000000000 RSI: 00005f236289d590 RDI: 000000000000000d
[ 1.980604] RBP: 00005f236289d590 R08: 0000000000000070 R09: 0000000000000000
[ 1.980605] R10: 0000000000000050 R11: 0000000000000246 R12: 0000000000020000
[ 1.980606] R13: 00005f2362899d60 R14: 0000000000000000 R15: 00005f236289d5d0
[ 1.980606] </TASK>
Edited by Tom Englund