last executing test programs: 5.228036751s ago: executing program 1 (id=2092): syz_init_net_socket$nfc_raw(0x27, 0x3, 0x0) 4.936037316s ago: executing program 1 (id=2096): seccomp$SECCOMP_GET_ACTION_AVAIL(0x2, 0x0, &(0x7f0000000000)=0x50000) 4.695283661s ago: executing program 1 (id=2098): syz_usb_connect$midi(0x2, 0x4a, &(0x7f00000003c0)=ANY=[@ANYBLOB="12011001000000400c200b104000010203010902380001010740f8090400000001033000132403030406040806470208030803040c08c2132403020706010608010000000937010980"], 0x0) 4.462493002s ago: executing program 2 (id=2101): syz_usb_connect$midi(0x0, 0xa0, &(0x7f0000000400)=ANY=[@ANYBLOB="1201000300000040ba0d001040000102030109028e000101061007090400050000002008132403010506000f0741071502400a3a03020d0624020308060724010800070006240203021907240100080700062402030e070624020108810224"], &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0}) 4.435124103s ago: executing program 0 (id=2102): syz_init_net_socket$ax25(0x3, 0x5, 0xcb) 4.389386774s ago: executing program 0 (id=2103): syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000000000020ac050f022200018283010902240001010000000904000002030102000921000500012200000905", @ANYRES64], 0x0) 3.268300337s ago: executing program 3 (id=2113): openat2$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000080)={0x0, 0x0, 0x28}, 0x18) 3.231944443s ago: executing program 3 (id=2114): syz_usb_connect$uac2(0x2, 0xa8, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000020da0b1440400001020301090296000301082001080b01020105200409040000000101200009240107005d1d006808240a04020709020c2403040004040182000007090401000001022000090401010101023000092402010003590801102401040301061000000303000000030905010920"], &(0x7f0000000440)={0x0, 0x0, 0x0, 0x0}) 3.195467319s ago: executing program 1 (id=2115): syz_usb_connect(0x2, 0x24, &(0x7f0000000000)=ANY=[@ANYBLOB="120100000f01674057a21320dbd0010203010902120005000000000904"], 0x0) 3.145554337s ago: executing program 2 (id=2116): syz_usb_connect$uac2(0x3, 0x98, &(0x7f0000000300)=ANY=[@ANYBLOB="12010003000000401e040030400001020301090286000301003003080b00020109200609040000000101200009240102000626000311240903060000000000000200010000000c24030402031c0103"], &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0}) 2.994495323s ago: executing program 0 (id=2117): syz_usb_connect$cdc_ncm(0x0, 0x6e, &(0x7f0000000000)=ANY=[@ANYBLOB="12011003020000402505a1a440000102030109025c0002010280080904000001020d0000052406000105240009000d240f0100080000050009000406241a01801609058103ff030807050904010000020d000009040102"], &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0}) 1.93459057s ago: executing program 3 (id=2118): socket$xdp(0x2c, 0x3, 0x0) 1.864208935s ago: executing program 3 (id=2119): syz_usb_connect(0x3, 0x24, &(0x7f0000000240)={{0x12, 0x1, 0x200, 0x26, 0x9, 0xe3, 0x10, 0x16ca, 0x1502, 0x75db, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0xc, 0x10, 0x9, "", [{{0x9, 0x4, 0xd1, 0x5, 0x0, 0x5b, 0xc4, 0xb6, 0x7}}]}}]}}, 0x0) 1.827976626s ago: executing program 2 (id=2120): syz_usb_connect(0x0, 0x3d, &(0x7f00000000c0)={{0x12, 0x1, 0x340, 0x53, 0x4a, 0xe7, 0x8, 0xbfd, 0x115, 0x5255, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x2b, 0x1, 0x81, 0x8, 0x60, 0x6, "", [{{0x9, 0x4, 0xdb, 0x7, 0x2, 0x2f, 0x1e, 0xfe, 0x3, [], [{{0x9, 0x5, 0x0, 0x1, 0x40, 0x6e, 0x40, 0x6}}, {{0x9, 0x5, 0x3, 0x1, 0x8, 0x5, 0x5, 0x4, [@generic={0x7, 0x5, "dca62b9be1"}]}}]}}]}}]}}, &(0x7f0000000bc0)={0x0, 0x0, 0x0, 0x0}) 1.784543808s ago: executing program 1 (id=2121): syz_usb_connect(0x0, 0x41, &(0x7f0000000140)=ANY=[@ANYBLOB="1201000296fdcf084f17125210400102030109022f000106e370130904dc02000e010001052406"], 0x0) 1.578637675s ago: executing program 0 (id=2122): syz_usb_connect$uac1(0x5, 0x85, &(0x7f0000000400)=ANY=[@ANYBLOB="120110010000002082057d004000010203010902730003410048f30904000000010100000a240106000a0002010209040100000102000009040101010102000008240201090404030b1c02017f0206072d727309050109080000657f0725010c000200090402"], 0x0) 270.741994ms ago: executing program 2 (id=2123): brk(0xfffffffffffffbff) 225.140607ms ago: executing program 2 (id=2124): name_to_handle_at(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x600) 183.741357ms ago: executing program 3 (id=2125): socket(0x21, 0x80000, 0x2) 181.531525ms ago: executing program 1 (id=2126): syz_usb_connect(0x2, 0x24, &(0x7f00000009c0)={{0x12, 0x1, 0x200, 0x63, 0xba, 0xc6, 0x10, 0xfe9, 0xdb71, 0xfe8c, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x69, 0x6, 0x40, 0x8, "", [{{0x9, 0x4, 0xa2, 0x1, 0x0, 0x60, 0x55, 0xd, 0x79}}]}}]}}, &(0x7f0000001280)={0x0, 0x0, 0x0, 0x0}) 148.947776ms ago: executing program 2 (id=2127): syz_usb_connect(0x0, 0x2d, &(0x7f00000000c0)=ANY=[@ANYBLOB="1201000009980708b5192100c7980000000309021b00012000ac000904"], 0x0) 84.266484ms ago: executing program 0 (id=2128): mount(0x0, &(0x7f0000000240)='.\x00', &(0x7f00000000c0)='nfs\x00', 0x0, &(0x7f0000000000)='\x04\x00\x00\x00\x04\xb0\xfe\x98\x9a!s\x91]\xab\xc9\xa2IV\xb6-\xd9z\x81\x91\x8aP}h\xc6\v\xda\xbfS\x16 \x04\r\xcd\xdb\x9a\xd4\xaf\r\a\x00\x00\x00\xb6\x9b\xdb\xdc\xf3\xb9\x87fN\xad\x90U\xb4A\xdf\xabB\xbba\x7f\xb8\x96\x1a\xe7\xc1\xab\x16\x02\x00>>WARNING<<< Wrong ufstype may corrupt your filesystem, default is ufstype=old [ 455.761016][T10346] ufs: ufs_fill_super(): bad magic number [ 455.899207][T10353] tmpfs: Bad value for 'mpol' [ 456.159230][ T5809] usb 2-1: new full-speed USB device number 33 using dummy_hcd [ 456.259986][ T8332] usb 3-1: new high-speed USB device number 30 using dummy_hcd [ 456.317785][ T5809] usb 2-1: New USB device found, idVendor=200c, idProduct=100b, bcdDevice= 0.40 [ 456.317819][ T5809] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 456.317841][ T5809] usb 2-1: Product: syz [ 456.317861][ T5809] usb 2-1: Manufacturer: syz [ 456.317872][ T5809] usb 2-1: SerialNumber: syz [ 456.360684][ T821] usb 1-1: new full-speed USB device number 33 using dummy_hcd [ 456.432657][ T8332] usb 3-1: unable to get BOS descriptor or descriptor too short [ 456.434216][ T8332] usb 3-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 456.434266][ T8332] usb 3-1: config 1 interface 0 has no altsetting 0 [ 456.462932][ T8332] usb 3-1: New USB device found, idVendor=0dba, idProduct=1000, bcdDevice= 0.40 [ 456.462964][ T8332] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 456.462987][ T8332] usb 3-1: Product: syz [ 456.463003][ T8332] usb 3-1: Manufacturer: syz [ 456.463032][ T8332] usb 3-1: SerialNumber: syz [ 456.522239][ T821] usb 1-1: config 1 interface 0 altsetting 0 has an endpoint descriptor with address 0xFF, changing to 0x8F [ 456.522275][ T821] usb 1-1: config 1 interface 0 altsetting 0 endpoint 0x8F has invalid maxpacket 65535, setting to 64 [ 456.522304][ T821] usb 1-1: config 1 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 456.526808][ T821] usb 1-1: New USB device found, idVendor=05ac, idProduct=020f, bcdDevice= 0.22 [ 456.526839][ T821] usb 1-1: New USB device strings: Mfr=1, Product=130, SerialNumber=131 [ 456.526919][ T821] usb 1-1: Product: syz [ 456.526938][ T821] usb 1-1: Manufacturer: syz [ 456.526954][ T821] usb 1-1: SerialNumber: syz [ 456.630255][T10363] raw-gadget.2 gadget.0: fail, usb_ep_enable returned -22 [ 456.649868][ T5809] usb 2-1: unit 8 not found! [ 456.649901][ T5809] usb 2-1: unit 6 not found! [ 456.689634][ T821] input: appletouch as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:1.0/input/input72 [ 456.799552][ T8332] usb 3-1: unit 15 not found! [ 456.799601][ T8332] usb 3-1: unit 7 not found! [ 456.800849][ T5809] usb 2-1: USB disconnect, device number 33 [ 456.920527][ T8332] usb 3-1: USB disconnect, device number 30 [ 456.940080][ T821] usb 1-1: USB disconnect, device number 33 [ 456.940142][ C1] appletouch 1-1:1.0: atp_complete: usb_submit_urb failed with result -19 [ 457.037389][ T9746] udevd[9746]: error opening ATTR{/sys/devices/platform/dummy_hcd.1/usb2/2-1/2-1:1.0/sound/card3/controlC3/../uevent} for writing: No such file or directory [ 457.113329][ T9746] udevd[9746]: error opening ATTR{/sys/devices/platform/dummy_hcd.2/usb3/3-1/3-1:1.0/sound/card4/controlC4/../uevent} for writing: No such file or directory [ 457.115351][ T821] appletouch 1-1:1.0: input: appletouch disconnected [ 457.519593][ T5809] usb 4-1: new full-speed USB device number 35 using dummy_hcd [ 457.578718][ T32] usb 2-1: new full-speed USB device number 34 using dummy_hcd [ 457.608996][ T5828] usb 3-1: new high-speed USB device number 31 using dummy_hcd [ 457.669819][ T5809] usb 4-1: not running at top speed; connect to a high speed hub [ 457.671092][ T5809] usb 4-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 457.671116][ T5809] usb 4-1: config 1 has 2 interfaces, different from the descriptor's value: 3 [ 457.671177][ T5809] usb 4-1: config 1 interface 1 altsetting 1 endpoint 0x1 has an invalid bInterval 0, changing to 4 [ 457.673768][ T5809] usb 4-1: New USB device found, idVendor=0bda, idProduct=4014, bcdDevice= 0.40 [ 457.673841][ T5809] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 457.673860][ T5809] usb 4-1: Product: syz [ 457.673871][ T5809] usb 4-1: Manufacturer: syz [ 457.673883][ T5809] usb 4-1: SerialNumber: syz [ 457.752796][ T32] usb 2-1: config 0 has 1 interface, different from the descriptor's value: 5 [ 457.766849][ T32] usb 2-1: New USB device found, idVendor=a257, idProduct=2013, bcdDevice=d0.db [ 457.766884][ T32] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 457.767396][ T32] usb 2-1: Product: syz [ 457.767409][ T32] usb 2-1: Manufacturer: syz [ 457.767421][ T32] usb 2-1: SerialNumber: syz [ 457.795322][ T5828] usb 3-1: unable to get BOS descriptor or descriptor too short [ 457.800528][ T821] usb 1-1: new high-speed USB device number 34 using dummy_hcd [ 457.817313][ T5828] usb 3-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 457.817340][ T5828] usb 3-1: config 1 has 1 interface, different from the descriptor's value: 3 [ 457.839618][ T5828] usb 3-1: New USB device found, idVendor=041e, idProduct=3000, bcdDevice= 0.40 [ 457.839638][ T5828] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 457.839652][ T5828] usb 3-1: Product: syz [ 457.839661][ T5828] usb 3-1: Manufacturer: syz [ 457.839671][ T5828] usb 3-1: SerialNumber: syz [ 457.851644][ T32] usb 2-1: config 0 descriptor?? [ 457.916154][ T5828] usb 3-1: 0:1 : does not exist [ 457.916332][ T5828] usb 3-1: unit 1 not found! [ 457.961615][ T821] usb 1-1: unable to get BOS descriptor or descriptor too short [ 457.963207][ T821] usb 1-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 457.963284][ T821] usb 1-1: config 1 interface 1 has no altsetting 1 [ 457.990891][ T821] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 457.990924][ T821] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 457.990948][ T821] usb 1-1: Product: syz [ 457.990965][ T821] usb 1-1: Manufacturer: syz [ 457.990982][ T821] usb 1-1: SerialNumber: syz [ 458.147684][ T32] usb 2-1: USB disconnect, device number 34 [ 458.220570][ T5809] usb 4-1: 1:1 : invalid UAC_AS_GENERAL desc [ 458.222321][ T5809] usb 4-1: 0:2 : does not exist [ 458.222415][ T5809] usb 4-1: unit 1 not found! [ 458.222429][ T5809] usb 4-1: unit 130 not found! [ 458.231543][ T5828] usb 3-1: USB disconnect, device number 31 [ 458.331753][ T821] usb 1-1: selecting invalid altsetting 1 [ 458.331922][ T5809] usb 4-1: USB disconnect, device number 35 [ 458.332209][ T821] cdc_ncm 1-1:1.0: bind() failure [ 458.396513][ T821] cdc_ncm 1-1:1.1: CDC Union missing and no IAD found [ 458.396637][ T821] cdc_ncm 1-1:1.1: bind() failure [ 458.451624][ T821] usb 1-1: USB disconnect, device number 34 [ 458.475522][ T7438] udevd[7438]: error opening ATTR{/sys/devices/platform/dummy_hcd.2/usb3/3-1/3-1:1.0/sound/card3/controlC3/../uevent} for writing: No such file or directory [ 458.958698][ T821] usb 3-1: new high-speed USB device number 32 using dummy_hcd [ 458.978609][ T5809] usb 4-1: new high-speed USB device number 36 using dummy_hcd [ 458.988567][ T5828] usb 2-1: new high-speed USB device number 35 using dummy_hcd [ 459.108534][ T821] usb 3-1: Using ep0 maxpacket: 8 [ 459.116651][ T821] usb 3-1: unable to get BOS descriptor or descriptor too short [ 459.117863][ T821] usb 3-1: config 129 has an invalid interface number: 219 but max is 0 [ 459.117890][ T821] usb 3-1: config 129 has no interface number 0 [ 459.117937][ T821] usb 3-1: config 129 interface 219 altsetting 7 has an invalid descriptor for endpoint zero, skipping [ 459.117964][ T821] usb 3-1: config 129 interface 219 altsetting 7 has an endpoint descriptor with address 0xDC, changing to 0x8C [ 459.117994][ T821] usb 3-1: config 129 interface 219 altsetting 7 endpoint 0x8C has invalid maxpacket 39723, setting to 1024 [ 459.118030][ T821] usb 3-1: config 129 interface 219 altsetting 7 bulk endpoint 0x8C has invalid maxpacket 1024 [ 459.118050][ T821] usb 3-1: config 129 interface 219 altsetting 7 has 3 endpoint descriptors, different from the interface descriptor's value: 2 [ 459.118070][ T821] usb 3-1: config 129 interface 219 has no altsetting 0 [ 459.118979][ T32] usb 1-1: new high-speed USB device number 35 using dummy_hcd [ 459.129696][ T5809] usb 4-1: Using ep0 maxpacket: 16 [ 459.138509][ T5828] usb 2-1: Using ep0 maxpacket: 8 [ 459.175881][ T821] usb 3-1: New USB device found, idVendor=0bfd, idProduct=0115, bcdDevice=52.55 [ 459.175910][ T821] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 459.175930][ T821] usb 3-1: Product: syz [ 459.175946][ T821] usb 3-1: Manufacturer: syz [ 459.175962][ T821] usb 3-1: SerialNumber: syz [ 459.260540][ T5828] usb 2-1: config 6 has an invalid interface number: 220 but max is 0 [ 459.260568][ T5828] usb 2-1: config 6 has an invalid descriptor of length 0, skipping remainder of the config [ 459.260588][ T5828] usb 2-1: config 6 has no interface number 0 [ 459.260618][ T5828] usb 2-1: config 6 interface 220 has no altsetting 0 [ 459.262052][ T5809] usb 4-1: config 4 has an invalid interface number: 209 but max is 0 [ 459.262075][ T5809] usb 4-1: config 4 has no interface number 0 [ 459.262096][ T5809] usb 4-1: config 4 interface 209 has no altsetting 0 [ 459.303765][ T5809] usb 4-1: New USB device found, idVendor=16ca, idProduct=1502, bcdDevice=75.db [ 459.304660][ T5809] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 459.305453][ T5809] usb 4-1: Product: syz [ 459.305473][ T5809] usb 4-1: Manufacturer: syz [ 459.305489][ T5809] usb 4-1: SerialNumber: syz [ 459.306163][ T5828] usb 2-1: New USB device found, idVendor=174f, idProduct=5212, bcdDevice=40.10 [ 459.306243][ T5828] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 459.306301][ T5828] usb 2-1: Product: syz [ 459.306340][ T5828] usb 2-1: Manufacturer: syz [ 459.306380][ T5828] usb 2-1: SerialNumber: syz [ 459.332545][ T32] usb 1-1: Using ep0 maxpacket: 32 [ 459.359844][ T32] usb 1-1: config 65 has an invalid descriptor of length 0, skipping remainder of the config [ 459.360027][ T32] usb 1-1: config 65 interface 1 altsetting 1 endpoint 0x1 has an invalid bInterval 0, changing to 7 [ 459.415931][T10397] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22 [ 459.417898][ T32] usb 1-1: New USB device found, idVendor=0582, idProduct=007d, bcdDevice= 0.40 [ 459.417930][ T32] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 459.417954][ T32] usb 1-1: Product: syz [ 459.417971][ T32] usb 1-1: Manufacturer: syz [ 459.417986][ T32] usb 1-1: SerialNumber: syz [ 459.557122][ T32] snd-ua101 1-1:65.1: sample format descriptor not found [ 459.557141][ T32] snd-ua101 1-1:65.0: invalid num_altsetting [ 459.669631][ T821] kvaser_usb 3-1:129.219: error -ENODEV: Cannot get usb endpoint(s) [ 459.700810][ T821] usb 3-1: USB disconnect, device number 32 [ 459.747708][ T5828] uvcvideo 2-1:6.220: probe with driver uvcvideo failed with error -22 [ 459.767741][ T5828] usb 2-1: USB disconnect, device number 35 [ 459.769737][ T5809] usb 4-1: USB disconnect, device number 36 [ 459.818767][ T8332] usb 1-1: USB disconnect, device number 35 [ 460.628533][ T821] usb 3-1: new high-speed USB device number 33 using dummy_hcd [ 460.668546][ T5828] usb 2-1: new full-speed USB device number 36 using dummy_hcd [ 460.718549][ T9] usb 4-1: new high-speed USB device number 37 using dummy_hcd [ 460.758731][ T8332] usb 1-1: new high-speed USB device number 36 using dummy_hcd [ 460.778587][ T821] usb 3-1: Using ep0 maxpacket: 8 [ 460.780787][ T821] usb 3-1: config 32 has an invalid descriptor of length 0, skipping remainder of the config [ 460.782064][ T821] usb 3-1: config 32 has an invalid descriptor of length 0, skipping remainder of the config [ 460.783180][ T821] usb 3-1: config 32 has an invalid descriptor of length 0, skipping remainder of the config [ 460.783234][ T821] usb 3-1: New USB device found, idVendor=19b5, idProduct=0021, bcdDevice=98.c7 [ 460.783251][ T821] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 460.806846][ T821] hub 3-1:32.0: Invalid hub with more than one config or interface [ 460.806890][ T821] hub 3-1:32.0: probe with driver hub failed with error -22 [ 460.880651][ T5828] usb 2-1: not running at top speed; connect to a high speed hub [ 460.881115][ T9] usb 4-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 460.881134][ T9] usb 4-1: config 1 has 1 interface, different from the descriptor's value: 3 [ 460.884388][ T9] usb 4-1: New USB device found, idVendor=08b7, idProduct=0000, bcdDevice= 0.00 [ 460.884417][ T9] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=3 [ 460.884440][ T9] usb 4-1: SerialNumber: syz [ 460.887550][ T5828] usb 2-1: config 105 has an invalid interface number: 162 but max is 0 [ 460.887577][ T5828] usb 2-1: config 105 has no interface number 0 [ 460.887611][ T5828] usb 2-1: config 105 interface 162 has no altsetting 0 [ 460.924655][ T8332] usb 1-1: config 1 has an invalid interface number: 93 but max is 0 [ 460.924724][ T8332] usb 1-1: config 1 has no interface number 0 [ 460.924810][ T8332] usb 1-1: config 1 interface 93 has no altsetting 0 [ 460.924891][ T8332] usb 1-1: New USB device found, idVendor=05e3, idProduct=0502, bcdDevice=6b.02 [ 460.924956][ T8332] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 460.941676][ T5828] usb 2-1: New USB device found, idVendor=0fe9, idProduct=db71, bcdDevice=fe.8c [ 460.941706][ T5828] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 460.941728][ T5828] usb 2-1: Product: syz [ 460.941745][ T5828] usb 2-1: Manufacturer: syz [ 460.941761][ T5828] usb 2-1: SerialNumber: syz [ 461.056451][ T821] usb 3-1: USB disconnect, device number 33 [ 461.312801][ T8332] usb 1-1: string descriptor 0 read error: -71 [ 461.329601][ T8332] gl620a 1-1:1.93: probe with driver gl620a failed with error -22 [ 461.332284][ T9] usb 4-1: skipping empty audio interface (v1) [ 461.338173][ T5828] dvb-usb: found a 'DViCO FusionHDTV DVB-T NANO2 w/o firmware' in warm state. [ 461.338238][ T5828] usb 2-1: setting power ON [ 461.338258][ T5828] dvb-usb: bulk message failed: -22 (2/0) [ 461.383236][ T5828] dvb-usb: This USB2.0 device cannot be run on a USB1.1 port. (it lacks a hardware PID filter) [ 461.400895][ T5828] dvb-usb: DViCO FusionHDTV DVB-T NANO2 w/o firmware error while loading driver (-19) [ 461.401219][ T5828] dvb_usb_cxusb 2-1:105.162: probe with driver dvb_usb_cxusb failed with error -22 [ 461.431606][ C0] BUG: workqueue function usb_giveback_urb_bh changed kcov_mode from 0 to 2 [ 461.432469][ T43] BUG: workqueue function nsim_dev_trap_report_work changed kcov_mode from 0 to 2 [ 461.434669][ C0] BUG: workqueue function usb_giveback_urb_bh changed kcov_mode from 2 to 0 [ 461.438944][ T8332] usb 1-1: USB disconnect, device number 36 [ 461.441831][ T43] ------------[ cut here ]------------ [ 461.441843][ T43] in_task() && kcov_mode_enabled(mode) [ 461.441862][ T43] WARNING: kernel/kcov.c:884 at kcov_remote_start+0x5d8/0x710, CPU#0: kworker/u8:2/43 [ 461.441927][ T43] Modules linked in: [ 461.442045][ T43] CPU: 0 UID: 0 PID: 43 Comm: kworker/u8:2 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 461.442123][ T43] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 461.442155][ T43] Workqueue: events_unbound cfg80211_wiphy_work [ 461.442231][ T43] RIP: 0010:kcov_remote_start+0x5d8/0x710 [ 461.442288][ T43] Code: 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 62 92 ee 02 90 0f 0b 90 e9 62 fa ff ff 90 0f 0b 90 0f b7 83 c0 04 00 00 e9 a3 fa ff ff 90 <0f> 0b 90 eb 04 90 0f 0b 90 e8 4a 71 7b 09 89 c0 48 c7 c7 10 e4 bb [ 461.442342][ T43] RSP: 0018:ffffc90000b579d8 EFLAGS: 00010202 [ 461.442388][ T43] RAX: 0000000000000002 RBX: ffff88801feb5c40 RCX: 0000000000000000 [ 461.442425][ T43] RDX: 0000000000000000 RSI: ffffffff8bca4940 RDI: ffffffff8bca4900 [ 461.442475][ T43] RBP: ffff8880391b2640 R08: ffffffff8b42a6c0 R09: ffffffff8e3c80c0 [ 461.442531][ T43] R10: dffffc0000000000 R11: fffffbfff1f9e17f R12: ffff88805dfb5dc8 [ 461.442576][ T43] R13: ffff88805e0407c0 R14: 0000000000000000 R15: ffff88805dfb5de0 [ 461.442650][ T43] FS: 0000000000000000(0000) GS:ffff888125a6b000(0000) knlGS:0000000000000000 [ 461.442691][ T43] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 461.442746][ T43] CR2: 0000001b30e1cff8 CR3: 000000001155a000 CR4: 00000000003526f0 [ 461.442803][ T43] Call Trace: [ 461.442823][ T43] [ 461.442848][ T43] ieee80211_iface_work+0x211/0x1390 [ 461.442967][ T43] cfg80211_wiphy_work+0x2cf/0x460 [ 461.443045][ T43] ? process_scheduled_works+0xa69/0x1910 [ 461.443113][ T43] process_scheduled_works+0xb68/0x1910 [ 461.443253][ T43] ? __pfx_process_scheduled_works+0x10/0x10 [ 461.443327][ T43] ? assign_work+0x3d5/0x5e0 [ 461.443368][ T43] worker_thread+0xa90/0x1040 [ 461.443515][ T43] kthread+0x388/0x470 [ 461.443603][ T43] ? __pfx_worker_thread+0x10/0x10 [ 461.443659][ T43] ? __pfx_kthread+0x10/0x10 [ 461.443753][ T43] ret_from_fork+0x514/0xb70 [ 461.443896][ T43] ? __pfx_ret_from_fork+0x10/0x10 [ 461.443999][ T43] ? __switch_to+0xc79/0x1410 [ 461.444088][ T43] ? __pfx_kthread+0x10/0x10 [ 461.444176][ T43] ret_from_fork_asm+0x1a/0x30 [ 461.444322][ T43] [ 461.444393][ T43] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 461.444430][ T43] CPU: 0 UID: 0 PID: 43 Comm: kworker/u8:2 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 461.444502][ T43] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 461.444554][ T43] Workqueue: events_unbound cfg80211_wiphy_work [ 461.444622][ T43] Call Trace: [ 461.444643][ T43] [ 461.444665][ T43] vpanic+0x56c/0xa60 [ 461.444741][ T43] ? __pfx__printk+0x10/0x10 [ 461.444841][ T43] ? __pfx_vpanic+0x10/0x10 [ 461.444914][ T43] ? is_bpf_text_address+0x292/0x2b0 [ 461.445026][ T43] ? is_bpf_text_address+0x26/0x2b0 [ 461.445131][ T43] panic+0xc5/0xd0 [ 461.445200][ T43] ? __pfx_panic+0x10/0x10 [ 461.445297][ T43] ? ret_from_fork_asm+0x1a/0x30 [ 461.445391][ T43] __warn+0x315/0x4c0 [ 461.445458][ T43] ? kcov_remote_start+0x5d8/0x710 [ 461.445526][ T43] ? kcov_remote_start+0x5d8/0x710 [ 461.445578][ T43] __report_bug+0x29a/0x540 [ 461.445611][ T43] ? kcov_remote_start+0x5d8/0x710 [ 461.445640][ T43] ? __pfx___report_bug+0x10/0x10 [ 461.445659][ T43] ? do_raw_spin_lock+0x12b/0x2f0 [ 461.445676][ T43] ? __pfx_rtlock_slowlock_locked+0x10/0x10 [ 461.445696][ T43] ? rt_spin_lock+0x1e0/0x400 [ 461.445712][ T43] ? rt_spin_lock+0x1e0/0x400 [ 461.445728][ T43] ? kcov_remote_start+0x5d8/0x710 [ 461.445743][ T43] report_bug+0x16a/0x220 [ 461.445762][ T43] ? kcov_remote_start+0x5d8/0x710 [ 461.445777][ T43] ? kcov_remote_start+0x5da/0x710 [ 461.445792][ T43] handle_bug+0x9c/0x200 [ 461.445821][ T43] exc_invalid_op+0x1a/0x50 [ 461.445843][ T43] asm_exc_invalid_op+0x1a/0x20 [ 461.445859][ T43] RIP: 0010:kcov_remote_start+0x5d8/0x710 [ 461.445893][ T43] Code: 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 62 92 ee 02 90 0f 0b 90 e9 62 fa ff ff 90 0f 0b 90 0f b7 83 c0 04 00 00 e9 a3 fa ff ff 90 <0f> 0b 90 eb 04 90 0f 0b 90 e8 4a 71 7b 09 89 c0 48 c7 c7 10 e4 bb [ 461.445907][ T43] RSP: 0018:ffffc90000b579d8 EFLAGS: 00010202 [ 461.445921][ T43] RAX: 0000000000000002 RBX: ffff88801feb5c40 RCX: 0000000000000000 [ 461.445932][ T43] RDX: 0000000000000000 RSI: ffffffff8bca4940 RDI: ffffffff8bca4900 [ 461.445944][ T43] RBP: ffff8880391b2640 R08: ffffffff8b42a6c0 R09: ffffffff8e3c80c0 [ 461.445957][ T43] R10: dffffc0000000000 R11: fffffbfff1f9e17f R12: ffff88805dfb5dc8 [ 461.445969][ T43] R13: ffff88805e0407c0 R14: 0000000000000000 R15: ffff88805dfb5de0 [ 461.445991][ T43] ? rt_spin_lock+0x1e0/0x400 [ 461.446024][ T43] ? kcov_remote_start+0xe0/0x710 [ 461.446041][ T43] ieee80211_iface_work+0x211/0x1390 [ 461.446092][ T43] cfg80211_wiphy_work+0x2cf/0x460 [ 461.446111][ T43] ? process_scheduled_works+0xa69/0x1910 [ 461.446130][ T43] process_scheduled_works+0xb68/0x1910 [ 461.446168][ T43] ? __pfx_process_scheduled_works+0x10/0x10 [ 461.446190][ T43] ? assign_work+0x3d5/0x5e0 [ 461.446210][ T43] worker_thread+0xa90/0x1040 [ 461.446248][ T43] kthread+0x388/0x470 [ 461.446270][ T43] ? __pfx_worker_thread+0x10/0x10 [ 461.446286][ T43] ? __pfx_kthread+0x10/0x10 [ 461.446308][ T43] ret_from_fork+0x514/0xb70 [ 461.446328][ T43] ? __pfx_ret_from_fork+0x10/0x10 [ 461.446345][ T43] ? __switch_to+0xc79/0x1410 [ 461.446371][ T43] ? __pfx_kthread+0x10/0x10 [ 461.446393][ T43] ret_from_fork_asm+0x1a/0x30 [ 461.446425][ T43] [ 461.447132][ T43] Kernel Offset: disabled