I suspect a bug in the driver handling your /dev/video4 device.
Do you have more information about what device is your /dev/video4?
Yes; it seems to be my TV-Tuner Hauppauge WinTV HVR 5525 HD:
$ sudo journalctl -b 2>&1| grep video4
Jul 01 20:27:49 AnonymizedMachineName kernel: cx23885: cx23885[0]:
registered device video4 [v4l2]
Jul 01 20:27:51 AnonymizedMachineName pipewire[988]: spa.v4l2:
'/dev/video4' VIDIOC_ENUM_FRAMESIZES: Unpassender IOCTL (I/O-Control)
für das Gerät
Jul 01 20:27:51 AnonymizedMachineName pipewire[988]: spa.v4l2:
'/dev/video4' VIDIOC_ENUM_FRAMESIZES: Unpassender IOCTL (I/O-Control)
für das Gerät
Jul 01 20:31:37 AnonymizedMachineName pipewire[2027]: spa.v4l2:
'/dev/video4' VIDIOC_ENUM_FRAMESIZES: Unpassender IOCTL (I/O-Control)
für das Gerät
Jul 01 20:31:37 AnonymizedMachineName pipewire[2027]: spa.v4l2:
'/dev/video4' VIDIOC_ENUM_FRAMESIZES: Unpassender IOCTL (I/O-Control)
für das Gerät
$ sudo lspci -vvvvvvvv 2>&1| egrep -B 52 "video4|cx23885"
08:00.0 Multimedia video controller: Conexant Systems, Inc. CX23887/8
PCIe Broadcast Audio and Video Decoder with 3D Comb (rev 04)
Subsystem: Hauppauge computer works Inc. CX23887/8 PCIe
Broadcast Audio and Video Decoder with 3D Comb
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 16
NUMA node: 0
IOMMU group: 36
Region 0: Memory at 90200000 (64-bit, non-prefetchable) [size=2M]
Capabilities: [40] Express (v1) Endpoint, MSI 00
DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s
<64ns, L1 <1us
ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
SlotPowerLimit 25W
DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq-
RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
MaxPayload 128 bytes, MaxReadReq 512 bytes
DevSta: CorrErr- NonFatalErr- FatalErr- UnsupReq-
AuxPwr- TransPend-
LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L0s L1,
Exit Latency L0s <2us, L1 <4us
ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp-
LnkCtl: ASPM Disabled; RCB 64 bytes, Disabled- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 2.5GT/s, Width x1
TrErr- Train- SlotClk- DLActive- BWMgmt- ABWMgmt-
Capabilities: [80] Power Management version 3
Flags: PMEClk- DSI+ D1+ D2+ AuxCurrent=375mA
PME(D0+,D1+,D2+,D3hot+,D3cold+)
Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
Capabilities: [90] Vital Product Data
Unknown small resource type 01, will not decode more.
Capabilities: [a0] MSI: Enable- Count=1/1 Maskable- 64bit+
Address: 0000000000000000 Data: 0000
Capabilities: [100 v1] Advanced Error Reporting
UESta: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt-
UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
UEMsk: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt-
UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
UESvrt: DLP+ SDES- TLP- FCP+ CmpltTO- CmpltAbrt-
UnxCmplt- RxOF+ MalfTLP+ ECRC- UnsupReq- ACSViol-
CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout-
AdvNonFatalErr-
CEMsk: RxErr- BadTLP- BadDLLP- Rollover- Timeout-
AdvNonFatalErr+
AERCap: First Error Pointer: 00, ECRCGenCap- ECRCGenEn-
ECRCChkCap- ECRCChkEn-
MultHdrRecCap- MultHdrRecEn- TLPPfxPres- HdrLogCap-
HeaderLog: 00000000 00000000 00000000 00000000
Capabilities: [200 v1] Virtual Channel
Caps: LPEVC=1 RefClk=100ns PATEntryBits=1
Arb: Fixed+ WRR32+ WRR64+ WRR128-
Ctrl: ArbSelect=WRR64
Status: InProgress-
Port Arbitration Table [240] <?>
VC0: Caps: PATOffset=00 MaxTimeSlots=1 RejSnoopTrans-
Arb: Fixed- WRR32- WRR64- WRR128- TWRR128-
WRR256-
Ctrl: Enable+ ID=0 ArbSelect=Fixed TC/VC=01
Status: NegoPending- InProgress-
VC1: Caps: PATOffset=00 MaxTimeSlots=1 RejSnoopTrans-
Arb: Fixed- WRR32- WRR64- WRR128- TWRR128-
WRR256-
Ctrl: Enable- ID=1 ArbSelect=Fixed TC/VC=00
Status: NegoPending- InProgress-
Kernel driver in use: cx23885
Kernel modules: cx23885
