Backtrace

WARNING: CPU: 4 PID: 177 at drivers/char/tpm/tpm_tis_core.c:205 tpm_tis_status+0x66/0x70
Modules linked in: snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc ccm nft_objref 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_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter bnep sunrpc vfat fat typec_displayport dell_rbtn snd_sof_pci_intel_cnl snd_sof_intel_hda_common snd_hda_codec_hdmi soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof snd_sof_xtensa_dsp snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_hda_codec_realtek snd_soc_acpi_intel_match snd_soc_acpi
 snd_hda_codec_generic snd_soc_core snd_compress snd_pcm_dmaengine ac97_bus x86_pkg_temp_thermal intel_powerclamp snd_hda_intel coretemp snd_intel_dspcfg snd_intel_sdw_acpi iTCO_wdt snd_hda_codec dell_laptop intel_pmc_bxt kvm_intel ee1004 ledtrig_audio iTCO_vendor_support mei_wdt mei_hdcp snd_usb_audio intel_rapl_msr snd_hda_core kvm snd_usbmidi_lib dell_smm_hwmon snd_rawmidi snd_hwdep iwlmvm snd_seq snd_seq_device btusb irqbypass mac80211 rapl uvcvideo snd_pcm btrtl intel_cstate videobuf2_vmalloc btbcm libarc4 intel_uncore dell_wmi videobuf2_memops btintel videobuf2_v4l2 dell_smbios snd_timer iwlwifi dcdbas pcspkr bluetooth videobuf2_common snd i2c_i801 dell_wmi_descriptor videodev intel_wmi_thunderbolt wmi_bmof soundcore dell_wmi_sysman thunderbolt i2c_smbus processor_thermal_device ecdh_generic cfg80211 mc mei_me processor_thermal_rfim processor_thermal_mbox mei joydev ecc idma64 processor_thermal_rapl ucsi_acpi rfkill intel_rapl_common typec_ucsi intel_soc_dts_iosf
 intel_pch_thermal typec int3403_thermal int340x_thermal_zone int3400_thermal intel_hid acpi_pad acpi_thermal_rel sparse_keymap binfmt_misc zram ip_tables dm_crypt trusted hid_logitech_hidpp i915 r8152 mii hid_multitouch serio_raw rtsx_pci_sdmmc mmc_core i2c_algo_bit drm_kms_helper mxm_wmi cec crct10dif_pclmul crc32_pclmul crc32c_intel drm nvme e1000e nvme_core ghash_clmulni_intel rtsx_pci i2c_hid_acpi i2c_hid video wmi pinctrl_cannonlake hid_logitech_dj fuse
CPU: 4 PID: 177 Comm: kworker/4:2 Not tainted 5.12.7-300.fc34.x86_64 #1
Hardware name: Dell Inc. Latitude 5401/0D2RTT, BIOS 1.11.1 12/18/2020
Workqueue: tpm_dev_wq tpm_dev_async_work
RIP: 0010:tpm_tis_status+0x66/0x70
Code: 23 75 05 48 83 c4 10 c3 31 c0 80 3d f8 9e 55 01 00 75 f0 48 c7 c7 2c 1c 44 a6 88 44 24 07 c6 05 e4 9e 55 01 01 e8 c7 f1 3c 00 <0f> 0b 0f b6 44 24 07 eb d0 90 0f 1f 44 00 00 41 57 41 56 41 55 41
RSP: 0018:ffffb28e004efd40 EFLAGS: 00010286
RAX: 000000000000001b RBX: ffff89a688212000 RCX: 0000000000000027
RDX: ffff89a9ec3185c8 RSI: 0000000000000001 RDI: ffff89a9ec3185c0
RBP: ffff89a688212000 R08: 0000000000000000 R09: ffffb28e004efb70
R10: ffffb28e004efb68 R11: ffffffffa6b45f28 R12: ffff89a6883ef9e8
R13: ffff89a68e8780ba R14: 0000000000000000 R15: ffffb28e004efdf2
FS:  0000000000000000(0000) GS:ffff89a9ec300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc9d561a268 CR3: 00000001b8992002 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ? __wake_up_common+0x80/0x180
 tpm_tis_send_data+0x2b/0x230
 ? tpm_tcg_read_bytes+0x30/0x50
 tpm_tis_send_main+0x1e/0xe0
 tpm_transmit+0xd6/0x3d0
 tpm_dev_transmit.constprop.0+0x47/0xa0
 tpm_dev_async_work+0x62/0x90
 process_one_work+0x1ec/0x380
 worker_thread+0x53/0x3e0
 ? process_one_work+0x380/0x380
 kthread+0x11b/0x140
 ? kthread_associate_blkcg+0xa0/0xa0
 ret_from_fork+0x1f/0x30