Backtrace

WARNING: CPU: 1 PID: 523 at drivers/gpu/drm/nouveau/include/nvkm/subdev/i2c.h:164 nvkm_dp_train_sense+0xd3/0x280 [nouveau]
Modules linked in: snd_seq_dummy snd_hrtimer nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables nfnetlink qrtr sunrpc binfmt_misc vfat fat snd_soc_avs snd_soc_hda_codec snd_ctl_led snd_hda_ext_core snd_hda_codec_realtek snd_soc_core snd_hda_codec_generic snd_hda_codec_hdmi ledtrig_audio snd_compress ac97_bus snd_pcm_dmaengine snd_hda_intel snd_intel_dspcfg mei_pxp iTCO_wdt snd_intel_sdw_acpi intel_pmc_bxt snd_hda_codec mei_wdt mei_hdcp intel_rapl_msr snd_hda_core intel_rapl_common ee1004 iTCO_vendor_support snd_hwdep intel_tcc_cooling snd_seq x86_pkg_temp_thermal intel_powerclamp coretemp snd_seq_device rapl snd_pcm hp_wmi sparse_keymap intel_cstate platform_profile snd_timer intel_uncore mei_me rfkill wmi_bmof snd pcspkr i2c_i801 i2c_smbus soundcore mei intel_pch_thermal joydev acpi_pad tpm_infineon loop zram nouveau
 crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni polyval_generic drm_ttm_helper ttm i2c_algo_bit ghash_clmulni_intel mxm_wmi e1000e drm_display_helper sha512_ssse3 serio_raw cec video wmi ip6_tables ip_tables fuse
CPU: 1 PID: 523 Comm: kworker/1:3 Not tainted 6.5.5-200.fc38.x86_64 #1
Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.70 06/19/2018
Workqueue: events nouveau_display_hpd_work [nouveau]
RIP: 0010:nvkm_dp_train_sense+0xd3/0x280 [nouveau]
Code: 49 89 c0 be 01 00 00 00 4c 89 f7 48 89 04 24 e8 d3 06 fd ff 41 89 c7 85 c0 0f 85 cc 00 00 00 80 7c 24 0f 03 0f 84 33 01 00 00 <0f> 0b 4c 89 f7 e8 73 03 fd ff 8b 43 0c bd 06 02 00 00 85 c0 74 0c
RSP: 0018:ffffab0e40bb7b38 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffffab0e40bb7b90 RCX: ffffab0e40bb7ba0
RDX: 0000000000000000 RSI: ffffab0e4400e4e4 RDI: 0000000001009002
RBP: 0000000000000202 R08: 0000000000000000 R09: 0000000000000d48
R10: 0000000000000001 R11: 0000000000000100 R12: ffff9b274b502000
R13: 0000000000000000 R14: ffff9b2748e21000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff9b2e5dc40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcddeeee598 CR3: 000000041f222002 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ? nvkm_dp_train_sense+0xd3/0x280 [nouveau]
 ? __warn+0x81/0x130
 ? nvkm_dp_train_sense+0xd3/0x280 [nouveau]
 ? report_bug+0x171/0x1a0
 ? handle_bug+0x3c/0x80
 ? exc_invalid_op+0x17/0x70
 ? asm_exc_invalid_op+0x1a/0x20
 ? nvkm_dp_train_sense+0xd3/0x280 [nouveau]
 ? nvkm_dp_train_sense+0xbd/0x280 [nouveau]
 nvkm_dp_train_link+0x37d/0x730 [nouveau]
 nvkm_dp_acquire+0x14a/0x750 [nouveau]
 ? drm_dp_dpcd_read+0x79/0x100 [drm_display_helper]
 nvkm_uoutp_mthd+0x5b3/0x690 [nouveau]
 nvkm_ioctl+0x10b/0x250 [nouveau]
 nvif_object_mthd+0xb4/0x200 [nouveau]
 nvif_outp_dp_retrain+0x1c/0x80 [nouveau]
 nouveau_dp_link_check+0x33/0x40 [nouveau]
 nouveau_display_hpd_work+0x1a4/0x2a0 [nouveau]
 process_one_work+0x1de/0x3f0
 worker_thread+0x1da/0x390
 ? __pfx_worker_thread+0x10/0x10
 kthread+0xe5/0x120
 ? __pfx_kthread+0x10/0x10
 ret_from_fork+0x31/0x50
 ? __pfx_kthread+0x10/0x10
 ret_from_fork_asm+0x1b/0x30
 </TASK>