All tests - dmesg-warn/fail - drm_WARN_ON(!intel_dp->num_source_rates || !intel_dp->num_sink_rates), WARNING: .* at drivers/gpu/drm/i915/display/intel_dp.c:\d+ intel_dp_set_common_rates
<4> [679.784555] ------------[ cut here ]------------
<4> [679.784557] i915 0000:00:02.0: drm_WARN_ON(!intel_dp->num_source_rates || !intel_dp->num_sink_rates)
<4> [679.784609] WARNING: CPU: 3 PID: 2717 at drivers/gpu/drm/i915/display/intel_dp.c:415 intel_dp_set_common_rates+0x45/0x130 [i915]
<4> [679.784610] Modules linked in: vgem snd_hda_codec_hdmi mei_hdcp i915 x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul smsc75xx snd_hda_intel snd_intel_dspcfg usbnet snd_hda_codec mii snd_hwdep ghash_clmulni_intel snd_hda_core e1000e snd_pcm ptp mei_me pps_core mei intel_lpss_pci prime_numbers [last unloaded: dmabuf_selftests]
<4> [679.784625] CPU: 3 PID: 2717 Comm: gem_eio Not tainted 5.7.0-rc7-CI-CI_DRM_8539+ #1
<4> [679.784627] Hardware name: Intel Corporation Tiger Lake Client Platform/TigerLake U DDR4 SODIMM RVP, BIOS TGLSFWI1.R00.2527.A77.2003232305 03/23/2020
<4> [679.784655] RIP: 0010:intel_dp_set_common_rates+0x45/0x130 [i915]
<4> [679.784657] Code: 8b 5f 50 48 85 db 0f 84 fb 00 00 00 e8 94 a4 35 e1 48 c7 c1 70 d3 46 a0 48 89 da 48 89 c6 48 c7 c7 70 06 49 a0 e8 bb 12 d1 e0 <0f> 0b 44 8b 45 58 8b 7d 48 4c 8b 4d 50 4c 8d 9d 84 00 00 00 4c 8d
<4> [679.784658] RSP: 0018:ffffc9000aea7b68 EFLAGS: 00010282
<4> [679.784659] RAX: 0000000000000000 RBX: ffff88849b6d6180 RCX: 0000000000000006
<4> [679.784661] RDX: ffff88847c7b0040 RSI: ffff88847c7b0950 RDI: ffffffff8238746a
<4> [679.784662] RBP: ffff8884881c2128 R08: ffff88847c7b0950 R09: 0000000000000000
<4> [679.784663] R10: ffffffff822cb0a5 R11: 0000000000000000 R12: ffff888479c90000
<4> [679.784664] R13: ffff8884881c2000 R14: ffff8884881c2000 R15: ffff888479c90000
<4> [679.784665] FS: 00007f82687e1e40(0000) GS:ffff8884a0780000(0000) knlGS:0000000000000000
<4> [679.784666] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [679.784668] CR2: 0000564bba02b2a8 CR3: 0000000417996002 CR4: 0000000000760ee0
<4> [679.784669] PKRU: 55555554
<4> [679.784670] Call Trace:
<4> [679.784699] intel_dp_get_dpcd.part.57+0x9b/0x100 [i915]
<4> [679.784727] intel_dp_detect+0x2b8/0x570 [i915]
<4> [679.784732] drm_helper_probe_single_connector_modes+0xd5/0x700
<4> [679.784735] ? __mutex_lock+0x391/0x9c0
<4> [679.784743] drm_mode_getconnector+0x22a/0x4a0
<4> [679.784746] ? drm_dev_get+0x40/0x40
<4> [679.784751] ? drm_connector_property_set_ioctl+0x60/0x60
<4> [679.784753] drm_ioctl_kernel+0xb0/0xf0
<4> [679.784756] drm_ioctl+0x305/0x3c0
<4> [679.784759] ? drm_connector_property_set_ioctl+0x60/0x60
<4> [679.784766] ? __fget_files+0xfd/0x1f0
<4> [679.784769] ksys_ioctl+0x7b/0x90
<4> [679.784772] __x64_sys_ioctl+0x11/0x20
<4> [679.784776] do_syscall_64+0x4f/0x220
<4> [679.784778] entry_SYSCALL_64_after_hwframe+0x49/0xb3
<4> [679.784780] RIP: 0033:0x7f8267a3b5d7
<4> [679.784781] Code: b3 66 90 48 8b 05 b1 48 2d 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 81 48 2d 00 f7 d8 64 89 01 48
<4> [679.784783] RSP: 002b:00007fff653eb898 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
<4> [679.784784] RAX: ffffffffffffffda RBX: 0000564bb9fb5730 RCX: 00007f8267a3b5d7
<4> [679.784785] RDX: 00007fff653eb8d0 RSI: 00000000c05064a7 RDI: 0000000000000005
<4> [679.784786] RBP: 00007fff653eb8d0 R08: 0000564bb9faa310 R09: 0000000000000000
<4> [679.784787] R10: 0000000000000001 R11: 0000000000000246 R12: 00000000c05064a7
<4> [679.784788] R13: 0000000000000005 R14: 0000000000000005 R15: 00007fff653eb8d0
<4> [679.784794] irq event stamp: 3046562
<4> [679.784798] hardirqs last enabled at (3046561): [<ffffffff81134f1c>] vprintk_emit+0xcc/0x330
<4> [679.784800] hardirqs last disabled at (3046562): [<ffffffff81001d50>] trace_hardirqs_off_thunk+0x1a/0x1c
<4> [679.784802] softirqs last enabled at (3044864): [<ffffffff81e00395>] __do_softirq+0x395/0x49e
<4> [679.784805] softirqs last disabled at (3044857): [<ffffffff810bbd3a>] irq_exit+0xba/0xc0
<4> [679.784807] ---[ end trace a72f72891c4ecb1b ]---Edited by LAKSHMINARAYANA VUDUM