6.270288] dvb-usb: schedule remote query interval to 150 msecs.
[    6.270434] dvb-usb: TeVii S660 USB successfully initialized and connected.
[    6.270639] usbcore: registered new interface driver dw2102
[    6.306774] BUG: kernel NULL pointer dereference, address: 0000000000000038
[    6.306867] #PF: supervisor read access in kernel mode
[    6.306927] #PF: error_code(0x0000) - not-present page
[    6.306988] PGD 0 P4D 0
[    6.307020] Oops: 0000 [#2] SMP NOPTI
[    6.307065] CPU: 1 PID: 1290 Comm: kdvb-ad-1-fe-0 Tainted: G      D    O      5.10.26 #1
[    6.311705] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./B450M-HDV R4.0, BIOS P3.70 11/14/2019
[    6.315723] RIP: 0010:dvb_usb_fe_wakeup+0x1d/0x90 [dvb_usb]
[    6.319714] Code: 5d c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 be 01 00 00 00 48 89 e5 41 55 41 54 49 89 fc 53 48 8b 87 f8 02 00 00 <48> 8b 58 38 48 8b 3b e8 37 f7 ff ff 49 8b 84 24 f8 02 00 00 4c 8b
[    6.323916] RSP: 0018:ffff8df9943cfe40 EFLAGS: 00010282
[    6.328099] RAX: 0000000000000000 RBX: ffff8df994176010 RCX: 0000000000000000
[    6.332318] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff8df994176010
[    6.336548] RBP: ffff8df9943cfe58 R08: ffff8dfa88c69d70 R09: 0000000000000018
[    6.340776] R10: 00000000000000c2 R11: ffff8dfa88c68de4 R12: ffff8df994176010
[    6.344962] R13: ffff8df9872b2c00 R14: ffff8df9872b2db8 R15: ffff8df99080faf0
[    6.349106] FS:  0000000000000000(0000) GS:ffff8dfa88c40000(0000) knlGS:0000000000000000
[    6.353181] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.357147] CR2: 0000000000000038 CR3: 000000010db38000 CR4: 00000000001506a0
[    6.361124] Call Trace:
[    6.365083]  dvb_frontend_init+0x28/0xc0 [dvb_core]
[    6.369048]  dvb_frontend_thread+0x76/0x780 [dvb_core]
[    6.373004]  ? __kthread_parkme+0x4c/0x70
[    6.376954]  kthread+0x12f/0x150
[    6.380865]  ? dvb_frontend_swzigzag+0x3f0/0x3f0 [dvb_core]
[    6.384790]  ? __kthread_bind_mask+0x70/0x70
[    6.388690]  ret_from_fork+0x22/0x30
[    6.392559] Modules linked in: rc_tevii_nec ts2020(O) ds3000(O) rfcomm bnep btusb btrtl btbcm btintel bluetooth ecdh_generic ecc snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi rfkill k10temp snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep ch341 usbserial dvb_usb_dw2102 dvb_usb dvb_core(O) videobuf2_vmalloc(O) videobuf2_memops(O) videobuf2_common(O) videodev(O) mc(O) fuse
[    6.401017] CR2: 0000000000000038
[    6.405276] ---[ end trace 8384b279a3ae1c08 ]---
[    6.409556] RIP: 0010:dvb_usb_fe_wakeup+0x1d/0x90 [dvb_usb]
[    6.413846] Code: 5d c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 be 01 00 00 00 48 89 e5 41 55 41 54 49 89 fc 53 48 8b 87 f8 02 00 00 <48> 8b 58 38 48 8b 3b e8 37 f7 ff ff 49 8b 84 24 f8 02 00 00 4c 8b
[    6.418364] RSP: 0018:ffff8df993157e40 EFLAGS: 00010282
[    6.422865] RAX: 0000000000000000 RBX: ffff8df994191810 RCX: 0000000000000000
[    6.427255] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff8df994191810
[    6.431492] RBP: ffff8df993157e58 R08: ffff8dfa88ce9d70 R09: 0000000000000018
[    6.435633] R10: 000000000000049f R11: ffff8dfa88ce8de4 R12: ffff8df994191810
[    6.439780] R13: ffff8df987221800 R14: ffff8df9872219b8 R15: ffff8df98d8fbaf0
[    6.443924] FS:  0000000000000000(0000) GS:ffff8dfa88c40000(0000) knlGS:0000000000000000
[    6.448002] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.451974] CR2: 0000000000000038 CR3: 000000010db38000 CR4: 00000000001506a0