Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000001
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#1] PREEMPT SMP PTI
CPU: 7 PID: 2155 Comm: kworker/7:14 Not tainted 6.8.5-301.fc40.x86_64 #1
Hardware name: Gigabyte Technology Co., Ltd. B85M-D3H/B85M-D3H, BIOS F15 08/20/2015
Workqueue: pm pm_runtime_work
RIP: 0010:serial8250_tx_chars+0xd2/0x280
Code: 5e 00 a8 20 0f 84 a1 01 00 00 41 83 ec 01 48 63 85 8c 01 00 00 45 85 e4 0f 8e ab 01 00 00 48 8b 95 80 01 00 00 31 f6 48 89 df <0f> b6 14 02 48 8b 43 20 e8 a1 59 5e 00 f6 83 4c 02 00 00 20 74 11
RSP: 0018:ffff996dc8b8bd30 EFLAGS: 00010046
RAX: 0000000000000001 RBX: ffffffffaf342b20 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffaf342b20
RBP: ffff8ab20b42c6e0 R08: ffff8ab23d924640 R09: ffff8ab23d924680
R10: 0000000000000003 R11: 0000000000000003 R12: 0000000000000010
R13: ffff8ab206872ce4 R14: 0000000000000000 R15: ffff8ab239200000
FS:  0000000000000000(0000) GS:ffff8ab8fddc0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000001 CR3: 0000000099422003 CR4: 00000000001706f0
Call Trace:
 <TASK>
 ? __die+0x23/0x70
 ? page_fault_oops+0x174/0x530
 ? exc_page_fault+0x7f/0x180
 ? asm_exc_page_fault+0x26/0x30
 ? serial8250_tx_chars+0xd2/0x280
 serial8250_start_tx+0x1a8/0x1e0
 serial_port_runtime_suspend+0x83/0xc0
 ? __pfx_serial_port_runtime_suspend+0x10/0x10
 __rpm_callback+0x44/0x170
 ? __pfx_serial_port_runtime_suspend+0x10/0x10
 rpm_callback+0x5d/0x70
 ? __pfx_serial_port_runtime_suspend+0x10/0x10
 rpm_suspend+0x11e/0x6c0
 ? __cond_resched+0x36/0x50
 pm_runtime_work+0x98/0xb0
 process_one_work+0x170/0x330
 worker_thread+0x273/0x3c0
 ? __pfx_worker_thread+0x10/0x10
 kthread+0xe8/0x120
 ? __pfx_kthread+0x10/0x10
 ret_from_fork+0x34/0x50
 ? __pfx_kthread+0x10/0x10
 ret_from_fork_asm+0x1b/0x30
 </TASK>
Modules linked in: snd_seq_dummy snd_hrtimer rfcomm 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 snd_usb_audio snd_usbmidi_lib snd_ump snd_rawmidi ip_set nf_tables nouveau mxm_wmi drm_gpuvm drm_exec gpu_sched i2c_algo_bit drm_ttm_helper ttm drm_display_helper cec qrtr bnep sunrpc binfmt_misc vfat fat intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp iTCO_wdt intel_pmc_bxt kvm_intel snd_hda_codec_realtek snd_hda_codec_generic at24 ppdev mei_hdcp mei_wdt mei_pxp iTCO_vendor_support snd_hda_codec_hdmi kvm btusb gspca_ov534 btrtl snd_hda_intel btintel irqbypass btbcm gspca_main snd_intel_dspcfg rapl snd_intel_sdw_acpi videobuf2_vmalloc btmtk intel_cstate videobuf2_memops snd_hda_codec i2c_i801 bluetooth videobuf2_v4l2 intel_uncore snd_hda_core i2c_smbus pcspkr mei_me videobuf2_common snd_hwdep snd_seq
 videodev snd_seq_device mei lpc_ich mc rfkill snd_pcm parport_pc snd_timer parport snd joydev soundcore loop nfnetlink zram hid_pl ff_memless crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni polyval_generic ghash_clmulni_intel sha512_ssse3 r8169 sha256_ssse3 sha1_ssse3 realtek video wmi ip6_tables ip_tables fuse
CR2: 0000000000000001