g 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  618.153470][   T43] usb 3-1: USB disconnect, device number 117
[  618.153935][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  618.191585][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  618.204448][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  618.220978][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  618.233826][ T6285] usb 4-1: new high-speed USB device number 117 using dummy_hcd
executing program
[  618.235783][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  618.250579][ T6486] usb 5-1: Product: syz
[  618.254949][ T6486] usb 5-1: Manufacturer: syz
[  618.259784][ T6486] usb 5-1: SerialNumber: syz
[  618.266691][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.2/usb3/3-1/3-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  618.302654][ T6486] usb 5-1: config 0 descriptor??
[  618.315353][T10130] raw-gadget.3 gadget.4: fail, usb_ep_enable returned -22
[  618.342383][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  618.344017][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  618.353922][ T6542] usb 2-1: new high-speed USB device number 118 using dummy_hcd
[  618.404905][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  618.417884][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  618.429703][ T6441] usb 1-1: USB disconnect, device number 120
[  618.442526][ T6534] udevd[6534]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  618.461075][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  618.481189][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  618.500152][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  618.511498][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  618.512699][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  618.528809][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  618.553696][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  618.561561][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  618.578235][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  618.591588][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
executing program
[  618.601834][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  618.616985][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.5/usb6/6-1/6-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  618.618206][ T6388] usb 6-1: USB disconnect, device number 114
[  618.633837][   T43] usb 3-1: new high-speed USB device number 118 using dummy_hcd
[  618.661951][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  618.681254][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  618.706227][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  618.720356][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  618.731306][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  618.742449][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  618.752558][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  618.758612][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  618.785326][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  618.794413][ T6285] usb 4-1: Product: syz
[  618.798692][ T6285] usb 4-1: Manufacturer: syz
[  618.803405][ T6285] usb 4-1: SerialNumber: syz
[  618.818804][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  618.827946][ T6486] usb 5-1: USB disconnect, device number 117
[  618.833997][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  618.837662][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.4/usb5/5-1/5-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  618.843446][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  618.867387][ T6441] usb 1-1: new high-speed USB device number 121 using dummy_hcd
[  618.875578][   T43] usb 3-1: Using ep0 maxpacket: 8
[  618.887832][ T6285] usb 4-1: config 0 descriptor??
[  618.896472][T10134] raw-gadget.4 gadget.3: fail, usb_ep_enable returned -22
[  618.904479][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  618.920106][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  618.928171][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  618.945436][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  618.961846][ T6542] usb 2-1: Product: syz
[  618.966723][ T6542] usb 2-1: Manufacturer: syz
[  618.971444][ T6542] usb 2-1: SerialNumber: syz
[  618.980082][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  618.990240][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  619.007172][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  619.027784][ T6542] usb 2-1: config 0 descriptor??
[  619.047012][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  619.047131][T10137] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
[  619.056965][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  619.064234][ T6388] usb 6-1: new high-speed USB device number 115 using dummy_hcd
[  619.069682][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  619.096370][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  619.116199][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  619.153162][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  619.167176][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  619.178830][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  619.191864][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
executing program
[  619.208093][   T43] usb 3-1: Product: syz
[  619.212299][   T43] usb 3-1: Manufacturer: syz
[  619.226037][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  619.236883][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
[  619.244150][ T6486] usb 5-1: new high-speed USB device number 118 using dummy_hcd
[  619.244264][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  619.262211][   T43] usb 3-1: SerialNumber: syz
[  619.273787][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  619.280392][   T43] usb 3-1: config 0 descriptor??
[  619.287612][ T6285] usb 4-1: USB disconnect, device number 117
[  619.295779][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  619.299398][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.3/usb4/4-1/4-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  619.324755][T10140] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
[  619.329617][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  619.332430][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  619.341966][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
executing program
[  619.393979][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  619.407167][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  619.431668][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  619.443061][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  619.453713][ T6486] usb 5-1: Using ep0 maxpacket: 8
[  619.459181][ T6441] usb 1-1: Product: syz
[  619.467111][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  619.474195][ T6441] usb 1-1: Manufacturer: syz
[  619.491651][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  619.491794][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
[  619.510598][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  619.523722][ T6441] usb 1-1: SerialNumber: syz
[  619.523862][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  619.545285][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  619.558897][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  619.572052][ T6441] usb 1-1: config 0 descriptor??
[  619.578798][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  619.590279][ T6542] usb 2-1: USB disconnect, device number 118
executing program
[  619.598224][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  619.604390][T10143] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  619.619985][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  619.630930][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  619.653748][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  619.663827][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  619.683778][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  619.684208][ T6285] usb 4-1: new high-speed USB device number 118 using dummy_hcd
[  619.709047][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  619.720514][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  619.745390][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  619.757723][ T6388] usb 6-1: Product: syz
[  619.761924][ T6388] usb 6-1: Manufacturer: syz
[  619.771161][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
[  619.776947][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  619.780814][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  619.796347][ T6388] usb 6-1: SerialNumber: syz
[  619.821874][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  619.831736][ T6388] usb 6-1: config 0 descriptor??
[  619.839484][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  619.848865][T10149] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
[  619.877604][ T6486] usb 5-1: Product: syz
[  619.880278][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  619.881818][ T6486] usb 5-1: Manufacturer: syz
[  619.881848][ T6486] usb 5-1: SerialNumber: syz
[  619.893342][   T43] usb 3-1: USB disconnect, device number 118
[  619.899981][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.2/usb3/3-1/3-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  619.922153][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  619.932090][ T6486] usb 5-1: config 0 descriptor??
[  619.941261][T10154] raw-gadget.3 gadget.4: fail, usb_ep_enable returned -22
[  619.961344][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  619.975510][ T6542] usb 2-1: new high-speed USB device number 119 using dummy_hcd
executing program
[  620.008054][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  620.020042][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  620.062304][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  620.100689][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
executing program
[  620.112789][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  620.144146][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  620.157966][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  620.177551][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  620.178171][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  620.187984][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
executing program
[  620.214875][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  620.234647][ T6441] usb 1-1: USB disconnect, device number 121
[  620.250948][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  620.274470][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  620.286513][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  620.296311][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  620.306143][ T6285] usb 4-1: Product: syz
[  620.312900][ T6285] usb 4-1: Manufacturer: syz
[  620.319142][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  620.330180][ T6285] usb 4-1: SerialNumber: syz
[  620.335462][   T43] usb 3-1: new high-speed USB device number 119 using dummy_hcd
[  620.357748][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  620.368958][ T6285] usb 4-1: config 0 descriptor??
[  620.384596][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  620.395110][T10161] raw-gadget.4 gadget.3: fail, usb_ep_enable returned -22
[  620.396288][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  620.413267][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  620.423108][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  620.456457][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  620.464931][ T6388] usb 6-1: USB disconnect, device number 115
[  620.466196][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  620.491467][ T6542] usb 2-1: Product: syz
[  620.496181][ T6542] usb 2-1: Manufacturer: syz
[  620.501094][ T6542] usb 2-1: SerialNumber: syz
[  620.516057][   T43] usb 3-1: Using ep0 maxpacket: 8
[  620.532772][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  620.558647][ T6542] usb 2-1: config 0 descriptor??
[  620.577162][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  620.590442][T10164] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
executing program
[  620.602892][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  620.621480][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  620.632148][ T6486] usb 5-1: USB disconnect, device number 118
[  620.638293][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  620.649650][ T6441] usb 1-1: new high-speed USB device number 122 using dummy_hcd
[  620.683018][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  620.696531][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  620.711666][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  620.730266][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  620.759018][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  620.773180][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  620.785633][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  620.795747][   T43] usb 3-1: Product: syz
[  620.800403][   T43] usb 3-1: Manufacturer: syz
[  620.814360][   T43] usb 3-1: SerialNumber: syz
[  620.836814][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  620.843725][ T6388] usb 6-1: new high-speed USB device number 116 using dummy_hcd
[  620.844779][   T43] usb 3-1: config 0 descriptor??
[  620.872686][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
executing program
[  620.882692][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  620.896582][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  620.911906][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  620.924711][T10166] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
[  620.947045][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  620.960334][ T6285] usb 4-1: USB disconnect, device number 118
[  620.964408][ T6486] usb 5-1: new high-speed USB device number 119 using dummy_hcd
[  620.967122][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  621.006505][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  621.026790][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  621.039744][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  621.045856][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  621.053996][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  621.068324][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  621.080784][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  621.110346][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  621.117231][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  621.125704][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  621.140215][ T6486] usb 5-1: Using ep0 maxpacket: 8
[  621.143681][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  621.155065][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  621.170416][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  621.178702][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  621.179598][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
[  621.190626][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  621.196382][ T6441] usb 1-1: Product: syz
executing program
[  621.208338][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  621.213815][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  621.223777][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  621.248428][ T6441] usb 1-1: Manufacturer: syz
[  621.258250][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  621.270440][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  621.283034][ T6441] usb 1-1: SerialNumber: syz
[  621.286241][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  621.286989][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  621.296675][ T6285] usb 4-1: new high-speed USB device number 119 using dummy_hcd
[  621.304218][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  621.312883][ T6542] usb 2-1: USB disconnect, device number 119
[  621.332648][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  621.333774][ T6441] usb 1-1: config 0 descriptor??
[  621.343816][ T6388] usb 6-1: Product: syz
[  621.353094][ T6388] usb 6-1: Manufacturer: syz
[  621.361831][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  621.364464][T10171] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  621.378016][ T6388] usb 6-1: SerialNumber: syz
[  621.395316][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  621.437617][ T6388] usb 6-1: config 0 descriptor??
[  621.444912][T10175] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
[  621.455511][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  621.468942][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  621.475135][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
[  621.485780][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  621.485869][ T6486] usb 5-1: Product: syz
[  621.485900][ T6486] usb 5-1: Manufacturer: syz
[  621.515735][ T6486] usb 5-1: SerialNumber: syz
[  621.516209][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  621.538732][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  621.549729][ T6486] usb 5-1: config 0 descriptor??
[  621.559440][T10177] raw-gadget.3 gadget.4: fail, usb_ep_enable returned -22
[  621.573500][   T43] usb 3-1: USB disconnect, device number 119
[  621.580783][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  621.603811][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  621.615707][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  621.626730][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
executing program
[  621.664964][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  621.712992][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  621.722907][ T6542] usb 2-1: new high-speed USB device number 120 using dummy_hcd
executing program
[  621.756608][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  621.782698][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  621.783306][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
executing program
[  621.807712][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  621.834048][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  621.846982][ T6285] usb 4-1: Product: syz
[  621.855686][ T6285] usb 4-1: Manufacturer: syz
[  621.860425][ T6285] usb 4-1: SerialNumber: syz
[  621.875542][ T6441] usb 1-1: USB disconnect, device number 122
[  621.887999][ T6285] usb 4-1: config 0 descriptor??
[  621.896026][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  621.905650][T10183] raw-gadget.4 gadget.3: fail, usb_ep_enable returned -22
[  621.917068][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  621.936569][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  621.959439][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  621.980868][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  621.992150][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  622.004693][   T43] usb 3-1: new high-speed USB device number 120 using dummy_hcd
[  622.014568][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  622.029558][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  622.039802][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  622.062711][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  622.085289][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  622.096862][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  622.103544][ T6542] usb 2-1: Product: syz
[  622.106987][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  622.108283][ T6542] usb 2-1: Manufacturer: syz
[  622.144984][ T6388] usb 6-1: USB disconnect, device number 116
[  622.156133][ T6542] usb 2-1: SerialNumber: syz
executing program
[  622.167158][   T43] usb 3-1: Using ep0 maxpacket: 8
[  622.181785][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  622.197205][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  622.210762][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  622.223137][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  622.235579][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  622.270016][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  622.270019][ T6441] usb 1-1: new high-speed USB device number 123 using dummy_hcd
[  622.289478][ T6542] usb 2-1: config 0 descriptor??
[  622.291422][ T6486] usb 5-1: USB disconnect, device number 119
[  622.308200][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  622.325033][T10188] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
[  622.326768][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  622.355903][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  622.375218][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  622.388004][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  622.397888][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  622.416009][   T43] usb 3-1: Product: syz
[  622.432867][   T43] usb 3-1: Manufacturer: syz
[  622.441601][   T43] usb 3-1: SerialNumber: syz
[  622.475519][   T43] usb 3-1: config 0 descriptor??
[  622.491019][T10191] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
[  622.523689][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  622.535093][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  622.549932][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  622.563454][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
[  622.571902][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  622.578164][ T6388] usb 6-1: new high-speed USB device number 117 using dummy_hcd
[  622.583915][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
executing program
[  622.616048][ T6534] udevd[6534]: error opening ATTR{/sys/devices/platform/dummy_hcd.3/usb4/4-1/4-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  622.638986][ T6285] usb 4-1: USB disconnect, device number 119
[  622.656997][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  622.686640][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  622.706223][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  622.723945][ T6486] usb 5-1: new high-speed USB device number 120 using dummy_hcd
[  622.724093][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
executing program
[  622.772618][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  622.785480][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  622.796591][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  622.802778][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
[  622.824102][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  622.827312][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  622.846095][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  622.866924][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  622.867558][ T6542] usb 2-1: USB disconnect, device number 120
[  622.884297][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  622.903391][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  622.912154][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  622.922517][ T6441] usb 1-1: Product: syz
[  622.924958][ T6486] usb 5-1: Using ep0 maxpacket: 8
[  622.933101][ T6441] usb 1-1: Manufacturer: syz
[  622.944877][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  622.958095][ T6441] usb 1-1: SerialNumber: syz
[  622.966849][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  622.988720][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  623.006449][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  623.012930][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  623.023664][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  623.035577][ T6441] usb 1-1: config 0 descriptor??
[  623.044016][ T6285] usb 4-1: new high-speed USB device number 120 using dummy_hcd
[  623.056885][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  623.062816][T10196] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  623.077902][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  623.097496][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  623.107997][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  623.111856][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.2/usb3/3-1/3-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  623.118245][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  623.139033][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
[  623.145314][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  623.161032][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  623.175068][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  623.185187][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  623.193193][ T6388] usb 6-1: Product: syz
[  623.201940][ T6388] usb 6-1: Manufacturer: syz
[  623.203070][   T43] usb 3-1: USB disconnect, device number 120
[  623.209106][ T6388] usb 6-1: SerialNumber: syz
[  623.221173][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  623.230807][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  623.233700][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  623.240640][ T6486] usb 5-1: Product: syz
[  623.251344][ T6486] usb 5-1: Manufacturer: syz
[  623.257267][ T6486] usb 5-1: SerialNumber: syz
[  623.262136][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  623.275988][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  623.276415][ T6388] usb 6-1: config 0 descriptor??
[  623.289440][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  623.299190][T10200] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
[  623.305660][ T6542] usb 2-1: new high-speed USB device number 121 using dummy_hcd
[  623.328806][ T6486] usb 5-1: config 0 descriptor??
[  623.340325][T10201] raw-gadget.3 gadget.4: fail, usb_ep_enable returned -22
[  623.340935][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
executing program
[  623.391229][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  623.455417][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  623.491586][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  623.507641][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  623.508379][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  623.516914][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  623.531225][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
executing program
[  623.551467][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  623.567403][ T6441] usb 1-1: USB disconnect, device number 123
[  623.585903][ T6534] udevd[6534]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
executing program
[  623.605582][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  623.620384][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  623.640334][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  623.648558][   T43] usb 3-1: new high-speed USB device number 121 using dummy_hcd
[  623.662903][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  623.679586][ T6285] usb 4-1: Product: syz
[  623.685797][ T6285] usb 4-1: Manufacturer: syz
[  623.690816][ T6285] usb 4-1: SerialNumber: syz
[  623.702287][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  623.712518][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  623.745975][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  623.757450][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  623.771897][ T6285] usb 4-1: config 0 descriptor??
[  623.777902][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  623.788684][T10207] raw-gadget.4 gadget.3: fail, usb_ep_enable returned -22
[  623.791913][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  623.801382][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  623.820148][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  623.832333][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  623.840633][   T43] usb 3-1: Using ep0 maxpacket: 8
[  623.847487][ T6542] usb 2-1: Product: syz
[  623.856482][ T6388] usb 6-1: USB disconnect, device number 117
[  623.856975][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  623.871925][ T6542] usb 2-1: Manufacturer: syz
[  623.876969][ T6542] usb 2-1: SerialNumber: syz
[  623.887312][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  623.901213][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  623.910460][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.5/usb6/6-1/6-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  623.913752][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  623.945716][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  623.959231][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  623.970423][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  623.980950][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  624.022468][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  624.033743][ T6441] usb 1-1: new high-speed USB device number 124 using dummy_hcd
[  624.055575][ T6542] usb 2-1: config 0 descriptor??
executing program
[  624.074650][T10214] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
[  624.091876][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  624.111997][   T43] usb 3-1: Product: syz
[  624.124618][   T43] usb 3-1: Manufacturer: syz
[  624.133582][   T43] usb 3-1: SerialNumber: syz
[  624.141861][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  624.142471][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  624.159077][ T6285] usb 4-1: USB disconnect, device number 120
[  624.166336][   T43] usb 3-1: config 0 descriptor??
[  624.172169][T10217] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
[  624.195442][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  624.206885][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  624.233710][ T6388] usb 6-1: new high-speed USB device number 118 using dummy_hcd
[  624.233891][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  624.257484][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  624.264357][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
[  624.280451][ T6486] usb 5-1: USB disconnect, device number 120
[  624.283733][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  624.288910][ T6495] udevd[6495]: error opening ATTR{/sys/devices/platform/dummy_hcd.4/usb5/5-1/5-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  624.319875][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
executing program
[  624.345343][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  624.355802][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  624.362748][ T6534] udevd[6534]: error opening ATTR{/sys/devices/platform/dummy_hcd.3/usb4/4-1/4-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  624.401543][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  624.413900][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  624.421675][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  624.431776][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  624.455317][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  624.475616][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  624.479453][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  624.484947][ T6285] usb 4-1: new high-speed USB device number 121 using dummy_hcd
executing program
[  624.507109][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  624.525541][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  624.530608][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  624.550545][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  624.564540][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  624.580497][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  624.594968][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  624.595834][ T6441] usb 1-1: Product: syz
[  624.609978][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  624.613981][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  624.619677][ T6441] usb 1-1: Manufacturer: syz
[  624.633599][ T6388] usb 6-1: Product: syz
[  624.634410][ T6486] usb 5-1: new high-speed USB device number 121 using dummy_hcd
[  624.637167][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
[  624.647474][ T6441] usb 1-1: SerialNumber: syz
[  624.657734][ T6388] usb 6-1: Manufacturer: syz
[  624.670952][ T6533] udevd[6533]: error opening ATTR{/sys/devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  624.687588][ T6388] usb 6-1: SerialNumber: syz
[  624.691137][ T6388] usb 6-1: config 0 descriptor??
[  624.702535][T10227] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
[  624.706652][ T6542] usb 2-1: USB disconnect, device number 121
[  624.720672][ T6441] usb 1-1: config 0 descriptor??
[  624.726664][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  624.754082][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  624.764733][T10222] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  624.781201][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  624.794515][ T6486] usb 5-1: Using ep0 maxpacket: 8
[  624.798927][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  624.813450][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  624.818614][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  624.834196][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  624.838679][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  624.845401][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  624.873521][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
executing program
[  624.906839][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  624.913720][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  624.926673][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  624.937214][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  624.960619][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  624.987520][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  624.989361][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
executing program
[  625.018751][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  625.028816][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  625.045211][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  625.058518][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  625.071447][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.2/usb3/3-1/3-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  625.077273][   T43] usb 3-1: USB disconnect, device number 121
[  625.104236][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  625.106128][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  625.112276][ T6285] usb 4-1: Product: syz
[  625.124756][ T6542] usb 2-1: new high-speed USB device number 122 using dummy_hcd
[  625.144762][ T6486] usb 5-1: Product: syz
[  625.150131][ T6486] usb 5-1: Manufacturer: syz
[  625.152868][ T6285] usb 4-1: Manufacturer: syz
[  625.156817][ T6486] usb 5-1: SerialNumber: syz
[  625.170012][ T6285] usb 4-1: SerialNumber: syz
[  625.171501][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  625.175721][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
[  625.220490][ T6285] usb 4-1: config 0 descriptor??
[  625.222976][ T6486] usb 5-1: config 0 descriptor??
[  625.232075][ T6388] usb 6-1: USB disconnect, device number 118
[  625.246474][T10229] raw-gadget.3 gadget.4: fail, usb_ep_enable returned -22
[  625.257150][T10236] raw-gadget.4 gadget.3: fail, usb_ep_enable returned -22
[  625.284417][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  625.294340][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  625.306177][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  625.329355][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  625.344393][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  625.357721][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  625.371170][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  625.383350][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  625.396525][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  625.410761][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  625.421265][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  625.440143][ T6441] usb 1-1: USB disconnect, device number 124
[  625.451774][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
executing program
executing program
[  625.485862][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  625.503730][   T43] usb 3-1: new high-speed USB device number 122 using dummy_hcd
[  625.527372][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  625.568130][ T6542] usb 2-1: Product: syz
[  625.588435][ T6542] usb 2-1: Manufacturer: syz
[  625.593075][ T6542] usb 2-1: SerialNumber: syz
[  625.615777][ T6388] usb 6-1: new high-speed USB device number 119 using dummy_hcd
[  625.622659][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  625.637805][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  625.667468][ T6285] usb 4-1: USB disconnect, device number 121
[  625.684467][ T6542] usb 2-1: config 0 descriptor??
[  625.690417][T10240] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
[  625.697988][   T43] usb 3-1: Using ep0 maxpacket: 8
[  625.709287][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  625.718816][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  625.734246][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  625.745299][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  625.757590][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  625.772431][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  625.782455][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  625.792161][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  625.815331][ T6441] usb 1-1: new high-speed USB device number 125 using dummy_hcd
[  625.826123][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  625.845770][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  625.866092][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  625.876068][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  625.878228][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  625.885053][   T43] usb 3-1: Product: syz
[  625.900545][   T43] usb 3-1: Manufacturer: syz
[  625.906439][   T43] usb 3-1: SerialNumber: syz
[  625.908888][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  625.911755][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
[  625.940947][   T43] usb 3-1: config 0 descriptor??
executing program
[  625.949716][T10242] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
[  625.968041][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  625.984376][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  625.987140][ T6486] usb 5-1: USB disconnect, device number 121
[  625.996047][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  625.999403][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  626.015475][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  626.030962][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  626.047613][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  626.072033][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  626.079458][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  626.109862][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  626.113834][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  626.131238][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  626.153520][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  626.153895][ T6285] usb 4-1: new high-speed USB device number 122 using dummy_hcd
[  626.163345][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
executing program
[  626.216869][ T6388] usb 6-1: Product: syz
[  626.217595][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  626.232277][ T6388] usb 6-1: Manufacturer: syz
[  626.239200][ T6388] usb 6-1: SerialNumber: syz
[  626.251728][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  626.256027][ T6388] usb 6-1: config 0 descriptor??
[  626.283483][T10246] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
[  626.291010][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  626.335508][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
[  626.348802][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  626.363918][ T6486] usb 5-1: new high-speed USB device number 122 using dummy_hcd
[  626.364318][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  626.377864][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  626.393092][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  626.411608][ T6542] usb 2-1: USB disconnect, device number 122
[  626.429665][ T6441] usb 1-1: Product: syz
[  626.438429][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  626.452580][ T6441] usb 1-1: Manufacturer: syz
[  626.474743][ T6441] usb 1-1: SerialNumber: syz
[  626.487703][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  626.503859][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  626.521913][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  626.523777][ T6486] usb 5-1: Using ep0 maxpacket: 8
executing program
[  626.545924][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  626.557740][ T6441] usb 1-1: config 0 descriptor??
[  626.566708][T10248] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  626.571880][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  626.588659][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  626.591783][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  626.600654][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  626.622355][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  626.635749][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  626.653122][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  626.664726][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  626.670079][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  626.676194][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  626.685134][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  626.691388][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  626.700159][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  626.725746][ T6285] usb 4-1: Product: syz
[  626.730337][ T6285] usb 4-1: Manufacturer: syz
[  626.740071][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  626.742240][   T43] usb 3-1: USB disconnect, device number 122
[  626.753137][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  626.761307][ T6285] usb 4-1: SerialNumber: syz
[  626.783743][ T6542] usb 2-1: new high-speed USB device number 123 using dummy_hcd
[  626.801353][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  626.820924][ T6285] usb 4-1: config 0 descriptor??
[  626.845751][T10256] raw-gadget.3 gadget.3: fail, usb_ep_enable returned -22
executing program
[  626.890315][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  626.906022][ T6486] usb 5-1: Product: syz
[  626.915591][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  626.916209][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
[  626.931614][ T6486] usb 5-1: Manufacturer: syz
[  626.957770][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  626.959367][ T6486] usb 5-1: SerialNumber: syz
[  626.965321][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  626.980048][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  626.984671][ T6486] usb 5-1: config 0 descriptor??
[  626.999584][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  627.009364][ T6388] usb 6-1: USB disconnect, device number 119
[  627.025695][T10257] raw-gadget.4 gadget.4: fail, usb_ep_enable returned -22
[  627.030627][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  627.045364][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
executing program
[  627.057969][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  627.091404][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  627.101585][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  627.132504][ T6441] usb 1-1: USB disconnect, device number 125
[  627.141964][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  627.152252][   T43] usb 3-1: new high-speed USB device number 123 using dummy_hcd
[  627.184617][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  627.210934][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  627.226135][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  627.238393][ T6542] usb 2-1: Product: syz
[  627.242680][ T6542] usb 2-1: Manufacturer: syz
[  627.247981][ T6542] usb 2-1: SerialNumber: syz
[  627.272389][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  627.273000][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
executing program
[  627.305897][ T6542] usb 2-1: config 0 descriptor??
[  627.313136][T10264] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
[  627.320641][   T43] usb 3-1: Using ep0 maxpacket: 8
[  627.352980][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  627.379668][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  627.394726][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  627.398890][ T6388] usb 6-1: new high-speed USB device number 120 using dummy_hcd
[  627.406284][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  627.442163][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  627.458518][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  627.475400][ T6285] usb 4-1: USB disconnect, device number 122
[  627.489236][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  627.499184][ T6441] usb 1-1: new high-speed USB device number 126 using dummy_hcd
[  627.509527][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  627.531716][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  627.543094][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  627.552451][   T43] usb 3-1: Product: syz
[  627.580987][   T43] usb 3-1: Manufacturer: syz
[  627.586295][   T43] usb 3-1: SerialNumber: syz
[  627.602298][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  627.622399][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
executing program
[  627.626153][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
[  627.650508][   T43] usb 3-1: config 0 descriptor??
[  627.655510][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  627.656664][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  627.668551][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  627.687307][T10268] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
[  627.692492][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  627.696802][ T6486] usb 5-1: USB disconnect, device number 122
[  627.715619][ T6533] udevd[6533]: error opening ATTR{/sys/devices/platform/dummy_hcd.4/usb5/5-1/5-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  627.728965][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  627.743264][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  627.749922][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  627.757507][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  627.779436][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  627.789294][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  627.824007][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  627.834174][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  627.846823][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  627.852664][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  627.864013][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  627.885031][ T6388] usb 6-1: Product: syz
[  627.893400][ T6388] usb 6-1: Manufacturer: syz
[  627.898785][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  627.908358][ T6388] usb 6-1: SerialNumber: syz
[  627.920087][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  627.932615][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
[  627.939709][ T6285] usb 4-1: new high-speed USB device number 123 using dummy_hcd
[  627.949308][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  627.958136][ T6388] usb 6-1: config 0 descriptor??
[  627.973926][T10272] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
executing program
[  627.979434][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  628.018243][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  628.030231][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  628.064109][ T6486] usb 5-1: new high-speed USB device number 123 using dummy_hcd
[  628.070141][ T6542] usb 2-1: USB disconnect, device number 123
[  628.089011][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  628.103826][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  628.109251][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  628.118680][ T6441] usb 1-1: Product: syz
[  628.129756][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  628.147945][ T6441] usb 1-1: Manufacturer: syz
[  628.154653][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  628.171798][ T6441] usb 1-1: SerialNumber: syz
[  628.176786][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  628.200150][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
executing program
[  628.218986][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  628.229386][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  628.234988][ T6441] usb 1-1: config 0 descriptor??
[  628.238943][ T6486] usb 5-1: Using ep0 maxpacket: 8
[  628.247014][T10276] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  628.256777][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  628.268044][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  628.280237][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  628.281102][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  628.296845][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  628.315377][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  628.347186][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  628.347278][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  628.371710][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  628.377799][   T43] usb 3-1: USB disconnect, device number 123
[  628.388491][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  628.388730][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.2/usb3/3-1/3-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  628.399953][ T6285] usb 4-1: Product: syz
[  628.430747][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  628.442566][ T6285] usb 4-1: Manufacturer: syz
[  628.448846][ T6542] usb 2-1: new high-speed USB device number 124 using dummy_hcd
[  628.454279][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  628.470629][ T6285] usb 4-1: SerialNumber: syz
[  628.485890][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  628.486539][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
[  628.509046][ T6285] usb 4-1: config 0 descriptor??
[  628.522301][T10279] raw-gadget.3 gadget.3: fail, usb_ep_enable returned -22
[  628.553456][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  628.566787][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.5/usb6/6-1/6-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  628.595161][ T6388] usb 6-1: USB disconnect, device number 120
executing program
[  628.604016][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  628.614121][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  628.623492][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  628.645449][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  628.649588][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  628.665235][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  628.678835][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  628.689743][ T6486] usb 5-1: Product: syz
[  628.695719][ T6486] usb 5-1: Manufacturer: syz
[  628.718078][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  628.724327][ T6486] usb 5-1: SerialNumber: syz
[  628.729784][   T43] usb 3-1: new high-speed USB device number 124 using dummy_hcd
[  628.740080][ T6486] usb 5-1: config 0 descriptor??
[  628.741121][T10283] raw-gadget.4 gadget.4: fail, usb_ep_enable returned -22
[  628.745938][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  628.766926][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  628.777687][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  628.791527][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
executing program
[  628.813777][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  628.815392][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  628.858783][ T6441] usb 1-1: USB disconnect, device number 126
[  628.859918][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  628.918646][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  628.928355][   T43] usb 3-1: Using ep0 maxpacket: 8
[  628.945240][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  628.954488][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  628.955090][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  628.974028][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  628.990182][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  629.014972][ T6542] usb 2-1: Product: syz
[  629.019188][ T6542] usb 2-1: Manufacturer: syz
[  629.024120][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  629.033748][ T6486] usb 5-1: USB disconnect, device number 123
[  629.042303][ T6542] usb 2-1: SerialNumber: syz
[  629.049484][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
executing program
[  629.068214][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  629.084611][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  629.104032][ T6388] usb 6-1: new high-speed USB device number 121 using dummy_hcd
[  629.106498][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  629.131091][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  629.150868][ T6542] usb 2-1: config 0 descriptor??
[  629.164264][T10290] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
[  629.189082][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  629.198437][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  629.212731][   T43] usb 3-1: Product: syz
[  629.222482][   T43] usb 3-1: Manufacturer: syz
[  629.227604][ T6441] usb 1-1: new high-speed USB device number 127 using dummy_hcd
[  629.237203][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
[  629.245058][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  629.254310][   T43] usb 3-1: SerialNumber: syz
[  629.273696][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  629.280944][   T43] usb 3-1: config 0 descriptor??
[  629.281803][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  629.292538][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.3/usb4/4-1/4-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  629.297561][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  629.310997][ T6285] usb 4-1: USB disconnect, device number 123
[  629.324926][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  629.339425][T10293] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
[  629.350667][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  629.361406][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  629.372358][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  629.386355][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  629.409830][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
executing program
[  629.416271][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.4/usb5/5-1/5-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  629.427250][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  629.442786][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  629.444880][ T6486] usb 5-1: new high-speed USB device number 124 using dummy_hcd
[  629.464325][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  629.492542][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
[  629.492718][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  629.504851][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  629.519124][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  629.549390][ T6388] usb 6-1: Product: syz
executing program
[  629.589490][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  629.598944][ T6388] usb 6-1: Manufacturer: syz
[  629.605371][ T6542] usb 2-1: USB disconnect, device number 124
[  629.621906][ T6388] usb 6-1: SerialNumber: syz
[  629.628932][ T6486] usb 5-1: Using ep0 maxpacket: 8
[  629.638113][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  629.647827][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  629.649687][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  629.680055][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  629.681470][ T6388] usb 6-1: config 0 descriptor??
[  629.693763][ T6285] usb 4-1: new high-speed USB device number 124 using dummy_hcd
[  629.699866][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  629.709595][ T6534] udevd[6534]: error opening ATTR{/sys/devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  629.729331][T10297] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
[  629.734312][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  629.744184][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  629.790040][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  629.800011][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  629.800055][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  629.802741][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  629.832908][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  629.859844][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  629.860461][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  629.876715][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  629.885372][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  629.899901][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  629.902582][   T43] usb 3-1: USB disconnect, device number 124
[  629.917975][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  629.929629][ T6441] usb 1-1: Product: syz
[  629.929890][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  629.935619][ T6441] usb 1-1: Manufacturer: syz
[  629.943876][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  629.947952][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  629.976384][ T6486] usb 5-1: Product: syz
[  629.978344][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.2/usb3/3-1/3-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  630.001687][ T6441] usb 1-1: SerialNumber: syz
[  630.008457][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  630.008619][ T6486] usb 5-1: Manufacturer: syz
[  630.022496][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  630.037788][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  630.057910][ T6542] usb 2-1: new high-speed USB device number 125 using dummy_hcd
[  630.071403][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  630.082838][ T6486] usb 5-1: SerialNumber: syz
executing program
[  630.085269][ T6441] usb 1-1: config 0 descriptor??
[  630.097054][T10300] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  630.125147][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  630.135768][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  630.146240][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  630.148037][ T6486] usb 5-1: config 0 descriptor??
[  630.172882][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  630.182634][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  630.196695][ T6285] usb 4-1: Product: syz
[  630.202166][T10307] raw-gadget.4 gadget.4: fail, usb_ep_enable returned -22
[  630.202216][ T6285] usb 4-1: Manufacturer: syz
[  630.216504][ T6285] usb 4-1: SerialNumber: syz
[  630.244490][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  630.250000][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  630.251436][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
[  630.274278][ T6285] usb 4-1: config 0 descriptor??
[  630.281759][T10303] raw-gadget.3 gadget.3: fail, usb_ep_enable returned -22
[  630.286233][ T6388] usb 6-1: USB disconnect, device number 121
[  630.293106][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.5/usb6/6-1/6-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  630.312878][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
executing program
[  630.339722][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  630.355538][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  630.366557][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  630.383428][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  630.394761][   T43] usb 3-1: new high-speed USB device number 125 using dummy_hcd
[  630.406973][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  630.421623][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
executing program
[  630.441416][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  630.469817][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  630.481072][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
executing program
[  630.500059][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  630.500687][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  630.539287][ T6542] usb 2-1: Product: syz
[  630.543604][ T6542] usb 2-1: Manufacturer: syz
[  630.558539][   T43] usb 3-1: Using ep0 maxpacket: 8
[  630.568563][ T6542] usb 2-1: SerialNumber: syz
[  630.593376][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  630.605990][ T6441] usb 1-1: USB disconnect, device number 127
[  630.625859][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  630.638831][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  630.644950][ T6388] usb 6-1: new high-speed USB device number 122 using dummy_hcd
[  630.650118][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  630.675747][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  630.679584][ T6542] usb 2-1: config 0 descriptor??
[  630.699620][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  630.714049][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  630.723957][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  630.728277][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  630.751768][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  630.753270][T10313] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
[  630.791128][ T6486] usb 5-1: USB disconnect, device number 124
[  630.819777][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  630.834016][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  630.842907][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  630.852495][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  630.859802][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  630.862113][   T43] usb 3-1: Product: syz
[  630.877853][   T43] usb 3-1: Manufacturer: syz
[  630.889525][   T43] usb 3-1: SerialNumber: syz
[  630.897847][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  630.910333][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  630.911346][   T43] usb 3-1: config 0 descriptor??
[  630.920970][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  630.938227][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  630.948720][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  630.957158][T10315] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
[  630.960027][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  630.991787][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
[  630.995491][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  631.001828][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  631.018654][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  631.038103][ T6388] usb 6-1: Product: syz
executing program
[  631.048250][ T6388] usb 6-1: Manufacturer: syz
[  631.054494][ T6441] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[  631.063112][ T6388] usb 6-1: SerialNumber: syz
[  631.087056][ T6388] usb 6-1: config 0 descriptor??
[  631.090527][ T6285] usb 4-1: USB disconnect, device number 124
[  631.102889][T10322] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
executing program
[  631.200932][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
[  631.210415][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  631.213833][ T6486] usb 5-1: new high-speed USB device number 125 using dummy_hcd
[  631.219572][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  631.283102][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  631.317728][ T6542] usb 2-1: USB disconnect, device number 125
[  631.325490][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
executing program
[  631.368126][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  631.403073][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  631.417502][ T6486] usb 5-1: Using ep0 maxpacket: 8
[  631.440372][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  631.449458][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  631.450321][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  631.458717][ T6285] usb 4-1: new high-speed USB device number 125 using dummy_hcd
[  631.477764][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  631.489177][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  631.507651][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  631.518673][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  631.528618][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  631.529812][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  631.551738][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  631.556227][   T43] usb 3-1: USB disconnect, device number 125
[  631.576040][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  631.589785][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  631.600342][ T6441] usb 1-1: Product: syz
[  631.605201][ T6441] usb 1-1: Manufacturer: syz
[  631.612166][ T6441] usb 1-1: SerialNumber: syz
[  631.612608][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  631.636088][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  631.654284][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  631.661350][ T6441] usb 1-1: config 0 descriptor??
[  631.671174][T10325] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  631.678483][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  631.683803][ T6542] usb 2-1: new high-speed USB device number 126 using dummy_hcd
[  631.702732][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  631.704763][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  631.714536][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  631.733600][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  631.747737][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  631.777829][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  631.785991][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  631.808447][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  631.812018][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  631.819431][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
[  631.828797][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  631.846014][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  631.848909][ T6486] usb 5-1: Product: syz
[  631.856842][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  631.862768][ T6388] usb 6-1: USB disconnect, device number 122
[  631.873808][ T6486] usb 5-1: Manufacturer: syz
[  631.880658][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  631.887339][ T6486] usb 5-1: SerialNumber: syz
[  631.904851][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  631.917743][ T6486] usb 5-1: config 0 descriptor??
[  631.920485][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  631.935294][T10327] raw-gadget.4 gadget.4: fail, usb_ep_enable returned -22
[  631.952521][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  631.966659][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
executing program
[  631.975456][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  631.994862][   T43] usb 3-1: new high-speed USB device number 126 using dummy_hcd
[  632.010214][ T6285] usb 4-1: Product: syz
[  632.021453][ T6285] usb 4-1: Manufacturer: syz
[  632.027726][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  632.039652][ T6285] usb 4-1: SerialNumber: syz
[  632.064072][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  632.081956][ T6285] usb 4-1: config 0 descriptor??
[  632.090358][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  632.102711][T10330] raw-gadget.3 gadget.3: fail, usb_ep_enable returned -22
[  632.117466][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  632.141705][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  632.142325][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  632.153827][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  632.174727][   T43] usb 3-1: Using ep0 maxpacket: 8
[  632.185118][ T6441] usb 1-1: USB disconnect, device number 2
executing program
[  632.191691][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  632.208349][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  632.228693][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  632.241315][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  632.250808][ T6542] usb 2-1: Product: syz
[  632.269361][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  632.289039][ T6542] usb 2-1: Manufacturer: syz
[  632.294432][ T6542] usb 2-1: SerialNumber: syz
[  632.303767][ T6388] usb 6-1: new high-speed USB device number 123 using dummy_hcd
[  632.310087][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  632.313072][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  632.321857][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
executing program
[  632.342042][ T6542] usb 2-1: config 0 descriptor??
[  632.359483][T10335] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
[  632.381302][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  632.402286][ T6486] usb 5-1: USB disconnect, device number 125
[  632.413516][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  632.424164][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  632.436707][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  632.455225][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  632.495990][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  632.507264][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  632.516083][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  632.530779][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  632.547593][   T43] usb 3-1: Product: syz
[  632.551784][   T43] usb 3-1: Manufacturer: syz
[  632.557848][   T43] usb 3-1: SerialNumber: syz
[  632.562611][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  632.586093][   T43] usb 3-1: config 0 descriptor??
[  632.592035][T10339] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
[  632.593879][ T6441] usb 1-1: new high-speed USB device number 3 using dummy_hcd
[  632.600131][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
executing program
[  632.639123][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  632.640995][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
[  632.661480][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  632.661814][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  632.685839][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  632.698397][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  632.711468][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  632.731665][ T6285] usb 4-1: USB disconnect, device number 125
[  632.738839][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  632.751099][ T6388] usb 6-1: Product: syz
[  632.755370][ T6486] usb 5-1: new high-speed USB device number 126 using dummy_hcd
[  632.767645][ T6388] usb 6-1: Manufacturer: syz
[  632.772535][ T6388] usb 6-1: SerialNumber: syz
[  632.784301][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  632.792487][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  632.810217][ T6388] usb 6-1: config 0 descriptor??
[  632.812595][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  632.817469][T10343] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
[  632.835016][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
executing program
[  632.885323][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  632.896336][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  632.910125][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  632.946807][ T6486] usb 5-1: Using ep0 maxpacket: 8
[  632.952745][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
[  632.960838][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  632.965725][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  632.970791][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  632.990148][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  632.991637][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  633.012320][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  633.021286][ T6542] usb 2-1: USB disconnect, device number 126
[  633.029330][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  633.029384][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  633.029465][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  633.029523][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  633.029579][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  633.032541][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  633.045901][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  633.119863][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  633.123457][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
executing program
[  633.145468][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  633.155816][ T6486] usb 5-1: Product: syz
[  633.163599][ T6486] usb 5-1: Manufacturer: syz
[  633.164254][ T6285] usb 4-1: new high-speed USB device number 126 using dummy_hcd
[  633.183200][ T6486] usb 5-1: SerialNumber: syz
[  633.188307][ T6441] usb 1-1: Product: syz
[  633.192504][ T6441] usb 1-1: Manufacturer: syz
[  633.195388][ T6486] usb 5-1: config 0 descriptor??
[  633.203620][T10352] raw-gadget.4 gadget.4: fail, usb_ep_enable returned -22
[  633.214679][ T6441] usb 1-1: SerialNumber: syz
[  633.244915][ T6441] usb 1-1: config 0 descriptor??
[  633.256485][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  633.257118][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  633.273047][T10349] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  633.279192][   T43] usb 3-1: USB disconnect, device number 126
[  633.315268][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  633.324485][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  633.345153][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  633.356939][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  633.373022][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  633.388361][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  633.405455][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  633.409656][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.2/usb3/3-1/3-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  633.416287][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  633.440748][ T6542] usb 2-1: new high-speed USB device number 127 using dummy_hcd
[  633.451988][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
executing program
[  633.466797][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  633.476833][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  633.486785][ T6285] usb 4-1: Product: syz
[  633.491157][ T6285] usb 4-1: Manufacturer: syz
[  633.496363][ T6285] usb 4-1: SerialNumber: syz
[  633.519730][ T6285] usb 4-1: config 0 descriptor??
executing program
[  633.542744][T10355] raw-gadget.3 gadget.3: fail, usb_ep_enable returned -22
[  633.593192][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  633.595016][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  633.602713][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  633.628665][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  633.644196][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  633.656132][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  633.670865][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.5/usb6/6-1/6-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  633.688295][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  633.709022][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  633.711080][ T6388] usb 6-1: USB disconnect, device number 123
[  633.719405][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
executing program
[  633.739402][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  633.749251][   T43] usb 3-1: new high-speed USB device number 127 using dummy_hcd
[  633.779802][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  633.827958][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  633.847387][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  633.861198][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  633.867139][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
[  633.894287][ T6542] usb 2-1: Product: syz
[  633.909439][ T6542] usb 2-1: Manufacturer: syz
[  633.915319][   T43] usb 3-1: Using ep0 maxpacket: 8
[  633.920578][ T6542] usb 2-1: SerialNumber: syz
[  633.928381][ T6486] usb 5-1: USB disconnect, device number 126
[  633.932441][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  633.945697][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  633.962462][ T6542] usb 2-1: config 0 descriptor??
[  633.973900][T10358] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
[  633.986262][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  634.025654][ T1297] ieee802154 phy0 wpan0: encryption failed: -22
[  634.031993][ T1297] ieee802154 phy1 wpan1: encryption failed: -22
[  634.042844][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  634.056289][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  634.067906][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  634.080412][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  634.095599][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  634.105614][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  634.117973][ T6388] usb 6-1: new high-speed USB device number 124 using dummy_hcd
[  634.121032][ T6441] usb 1-1: USB disconnect, device number 3
[  634.129137][ T6495] udevd[6495]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  634.134609][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  634.185188][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  634.196554][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  634.202264][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.4/usb5/5-1/5-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  634.215204][   T43] usb 3-1: Product: syz
executing program
[  634.248914][ T6486] usb 5-1: new high-speed USB device number 127 using dummy_hcd
[  634.283366][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  634.295588][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
[  634.303993][   T43] usb 3-1: Manufacturer: syz
[  634.308610][   T43] usb 3-1: SerialNumber: syz
[  634.315202][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  634.328351][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  634.333948][ T6285] usb 4-1: USB disconnect, device number 126
[  634.347496][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  634.369246][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  634.382227][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  634.394150][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  634.401195][   T43] usb 3-1: config 0 descriptor??
[  634.413463][T10362] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
[  634.424683][ T6486] usb 5-1: Using ep0 maxpacket: 8
[  634.432982][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  634.446102][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  634.459792][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  634.469918][ T6534] udevd[6534]: error opening ATTR{/sys/devices/platform/dummy_hcd.3/usb4/4-1/4-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  634.475763][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  634.507738][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  634.521359][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  634.545840][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  634.560129][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  634.564051][ T6441] usb 1-1: new high-speed USB device number 4 using dummy_hcd
[  634.577402][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  634.586142][ T6388] usb 6-1: Product: syz
[  634.596039][ T6388] usb 6-1: Manufacturer: syz
[  634.600974][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  634.615349][ T6388] usb 6-1: SerialNumber: syz
[  634.623230][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
[  634.628033][ T6388] usb 6-1: config 0 descriptor??
[  634.633922][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  634.636764][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
executing program
[  634.680725][T10366] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
[  634.682387][ T6542] usb 2-1: USB disconnect, device number 127
[  634.703346][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  634.707456][ T6495] udevd[6495]: error opening ATTR{/sys/devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  634.723085][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  634.738239][ T6285] usb 4-1: new high-speed USB device number 127 using dummy_hcd
[  634.746220][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  634.763735][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  634.771193][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  634.787649][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  634.794125][ T6486] usb 5-1: Product: syz
[  634.810128][ T6486] usb 5-1: Manufacturer: syz
[  634.814550][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  634.829491][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  634.830700][ T6486] usb 5-1: SerialNumber: syz
[  634.842163][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  634.872767][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  634.889230][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  634.903908][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  634.915212][ T6486] usb 5-1: config 0 descriptor??
[  634.923058][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  634.924277][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  634.939446][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  634.950944][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  634.967482][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  634.979398][T10371] raw-gadget.4 gadget.4: fail, usb_ep_enable returned -22
[  634.981154][   T43] usb 3-1: USB disconnect, device number 127
executing program
[  635.025658][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  635.045687][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  635.058789][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.2/usb3/3-1/3-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  635.061338][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  635.099514][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  635.111537][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  635.121785][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  635.130079][ T6441] usb 1-1: Product: syz
[  635.135156][ T6441] usb 1-1: Manufacturer: syz
[  635.139774][ T6441] usb 1-1: SerialNumber: syz
[  635.145230][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  635.155791][ T6542] usb 2-1: new high-speed USB device number 2 using dummy_hcd
[  635.166518][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  635.177359][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  635.183278][ T6441] usb 1-1: config 0 descriptor??
[  635.219467][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  635.230286][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  635.239556][ T6285] usb 4-1: Product: syz
[  635.245337][T10373] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  635.254326][ T6285] usb 4-1: Manufacturer: syz
[  635.258972][ T6285] usb 4-1: SerialNumber: syz
[  635.274651][ T6285] usb 4-1: config 0 descriptor??
executing program
[  635.282579][T10379] raw-gadget.3 gadget.3: fail, usb_ep_enable returned -22
[  635.303381][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  635.313713][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  635.324867][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  635.333198][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  635.341598][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  635.354609][   T43] usb 3-1: new high-speed USB device number 2 using dummy_hcd
[  635.357296][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.5/usb6/6-1/6-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  635.379770][ T6388] usb 6-1: USB disconnect, device number 124
[  635.382761][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  635.403415][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
executing program
[  635.436549][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  635.455021][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  635.469667][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  635.524863][   T43] usb 3-1: Using ep0 maxpacket: 8
[  635.552582][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  635.571235][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  635.591319][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
executing program
[  635.601085][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  635.604358][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  635.629011][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  635.629212][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  635.657769][ T6285] usb 4-1: USB disconnect, device number 127
[  635.670033][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  635.682952][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  635.696486][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  635.704698][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  635.718419][ T6542] usb 2-1: Product: syz
[  635.722610][ T6542] usb 2-1: Manufacturer: syz
[  635.723939][ T6388] usb 6-1: new high-speed USB device number 125 using dummy_hcd
[  635.727457][ T6542] usb 2-1: SerialNumber: syz
[  635.740187][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  635.749944][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  635.765258][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  635.775677][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  635.780632][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  635.785069][ T6542] usb 2-1: config 0 descriptor??
[  635.799467][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
[  635.810895][   T43] usb 3-1: Product: syz
[  635.815833][T10385] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
[  635.816921][   T43] usb 3-1: Manufacturer: syz
[  635.838509][   T43] usb 3-1: SerialNumber: syz
[  635.843486][ T6486] usb 5-1: USB disconnect, device number 127
[  635.869919][   T43] usb 3-1: config 0 descriptor??
[  635.876242][T10391] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
[  635.897486][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
[  635.904638][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  635.927062][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  635.931501][ T6441] usb 1-1: USB disconnect, device number 4
[  635.942864][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  635.971157][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  635.983982][ T6285] usb 4-1: new high-speed USB device number 2 using dummy_hcd
[  635.992597][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  636.024530][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  636.030245][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
[  636.052059][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  636.067005][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
executing program
[  636.109552][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  636.144669][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  636.145106][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
executing program
[  636.165142][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  636.170414][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  636.174927][ T6486] usb 5-1: new high-speed USB device number 2 using dummy_hcd
[  636.199683][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  636.209876][ T6542] usb 2-1: USB disconnect, device number 2
[  636.241105][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  636.259534][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  636.259877][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  636.274415][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  636.280124][ T6441] usb 1-1: new high-speed USB device number 5 using dummy_hcd
[  636.300517][ T6388] usb 6-1: Product: syz
[  636.303600][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  636.315484][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  636.328388][ T6388] usb 6-1: Manufacturer: syz
[  636.333006][ T6388] usb 6-1: SerialNumber: syz
[  636.349967][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  636.386179][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  636.404036][ T6486] usb 5-1: Using ep0 maxpacket: 8
[  636.415262][ T6388] usb 6-1: config 0 descriptor??
[  636.433867][T10394] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
[  636.437978][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  636.463877][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  636.467478][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  636.482405][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  636.501445][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  636.504336][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  636.514293][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  636.527393][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  636.549953][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  636.570234][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  636.572762][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  636.581771][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  636.590270][ T6542] usb 2-1: new high-speed USB device number 3 using dummy_hcd
[  636.605187][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  636.605233][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  636.617383][ T6285] usb 4-1: Product: syz
[  636.629433][ T6285] usb 4-1: Manufacturer: syz
[  636.635801][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  636.653977][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
executing program
[  636.658170][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  636.667757][ T6285] usb 4-1: SerialNumber: syz
[  636.690788][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  636.703369][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  636.719789][   T43] usb 3-1: USB disconnect, device number 2
[  636.730557][ T6285] usb 4-1: config 0 descriptor??
[  636.737300][T10406] raw-gadget.3 gadget.3: fail, usb_ep_enable returned -22
[  636.746945][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  636.755738][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  636.772745][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  636.782865][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  636.795335][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  636.803666][ T6486] usb 5-1: Product: syz
[  636.818293][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  636.819845][ T6486] usb 5-1: Manufacturer: syz
[  636.835383][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  636.841566][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  636.843792][ T6486] usb 5-1: SerialNumber: syz
[  636.861576][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  636.869593][ T6441] usb 1-1: Product: syz
[  636.874459][ T6441] usb 1-1: Manufacturer: syz
[  636.879142][ T6441] usb 1-1: SerialNumber: syz
[  636.885758][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  636.898752][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  636.915899][ T6441] usb 1-1: config 0 descriptor??
[  636.921021][ T6486] usb 5-1: config 0 descriptor??
[  636.924753][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  636.936754][T10402] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  636.938281][T10398] raw-gadget.4 gadget.4: fail, usb_ep_enable returned -22
[  636.947244][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  636.968041][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  636.978214][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  636.989067][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  637.003241][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  637.004111][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
executing program
[  637.022116][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  637.038216][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  637.052631][ T6388] usb 6-1: USB disconnect, device number 125
[  637.053978][   T43] usb 3-1: new high-speed USB device number 3 using dummy_hcd
[  637.072605][ T6542] usb 2-1: Product: syz
[  637.090004][ T6542] usb 2-1: Manufacturer: syz
[  637.095000][ T6542] usb 2-1: SerialNumber: syz
[  637.112170][ T6542] usb 2-1: config 0 descriptor??
[  637.125209][T10411] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
executing program
executing program
[  637.228580][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
[  637.243118][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  637.261455][   T43] usb 3-1: Using ep0 maxpacket: 8
[  637.281765][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  637.303249][ T6285] usb 4-1: USB disconnect, device number 2
[  637.315091][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  637.355215][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  637.368594][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  637.374346][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  637.378198][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
executing program
[  637.399410][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  637.409209][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  637.413710][ T6388] usb 6-1: new high-speed USB device number 126 using dummy_hcd
[  637.433458][ T6441] usb 1-1: USB disconnect, device number 5
[  637.456217][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  637.468684][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  637.491404][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  637.501406][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  637.509704][   T43] usb 3-1: Product: syz
[  637.515748][   T43] usb 3-1: Manufacturer: syz
[  637.520499][   T43] usb 3-1: SerialNumber: syz
[  637.533471][   T43] usb 3-1: config 0 descriptor??
[  637.539645][T10413] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
[  637.562377][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  637.562982][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
[  637.581140][ T6486] usb 5-1: USB disconnect, device number 2
[  637.613815][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  637.623282][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  637.643739][ T6285] usb 4-1: new high-speed USB device number 3 using dummy_hcd
[  637.645332][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  637.693758][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  637.714091][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  637.745849][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  637.775402][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  637.777160][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
[  637.795750][ T6441] usb 1-1: new high-speed USB device number 6 using dummy_hcd
[  637.798177][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  637.805999][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  637.834371][ T6285] usb 4-1: Using ep0 maxpacket: 8
executing program
[  637.837513][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  637.858154][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  637.886631][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  637.897459][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  637.901337][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  637.907696][ T6486] usb 5-1: new high-speed USB device number 3 using dummy_hcd
[  637.919268][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  637.937026][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  637.949281][ T6388] usb 6-1: Product: syz
[  637.958146][ T6388] usb 6-1: Manufacturer: syz
[  637.962771][ T6388] usb 6-1: SerialNumber: syz
[  637.973915][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  637.991895][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  638.001235][ T6388] usb 6-1: config 0 descriptor??
[  638.001929][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  638.022785][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  638.035360][ T6542] usb 2-1: USB disconnect, device number 3
[  638.036006][T10419] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
[  638.045857][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  638.061633][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  638.076899][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  638.089888][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  638.123839][ T6486] usb 5-1: Using ep0 maxpacket: 8
[  638.125277][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  638.139285][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  638.141014][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  638.156988][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  638.170764][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  638.173733][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  638.196049][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  638.203194][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.2/usb3/3-1/3-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  638.224971][   T43] usb 3-1: USB disconnect, device number 3
[  638.238441][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  638.241825][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  638.269837][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  638.280665][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  638.291702][ T6285] usb 4-1: Product: syz
[  638.305385][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  638.311699][ T6285] usb 4-1: Manufacturer: syz
[  638.321316][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  638.333578][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  638.344777][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
executing program
[  638.355216][ T6285] usb 4-1: SerialNumber: syz
[  638.370675][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  638.371580][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  638.390226][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  638.390271][ T6441] usb 1-1: Product: syz
[  638.390298][ T6441] usb 1-1: Manufacturer: syz
[  638.390326][ T6441] usb 1-1: SerialNumber: syz
[  638.416336][ T6441] usb 1-1: config 0 descriptor??
[  638.423547][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  638.425949][ T6285] usb 4-1: config 0 descriptor??
[  638.443000][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  638.464424][T10425] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  638.473718][ T6542] usb 2-1: new high-speed USB device number 4 using dummy_hcd
[  638.481699][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  638.489354][T10423] raw-gadget.3 gadget.3: fail, usb_ep_enable returned -22
[  638.490953][ T6388] usb 6-1: USB disconnect, device number 126
[  638.508565][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.5/usb6/6-1/6-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  638.513079][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
[  638.544306][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  638.564374][ T6486] usb 5-1: Product: syz
[  638.580835][ T6486] usb 5-1: Manufacturer: syz
[  638.588782][ T6486] usb 5-1: SerialNumber: syz
[  638.625402][ T6486] usb 5-1: config 0 descriptor??
[  638.627365][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  638.636718][T10427] raw-gadget.4 gadget.4: fail, usb_ep_enable returned -22
[  638.663919][   T43] usb 3-1: new high-speed USB device number 4 using dummy_hcd
[  638.675299][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  638.687072][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  638.709301][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  638.734300][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  638.761537][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  638.774868][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
executing program
[  638.789214][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  638.802463][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  638.811964][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  638.829270][ T6441] usb 1-1: USB disconnect, device number 6
executing program
[  638.835416][   T43] usb 3-1: Using ep0 maxpacket: 8
[  638.857299][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  638.865205][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  638.886566][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  638.915262][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  638.926103][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
executing program
[  638.934257][ T6388] usb 6-1: new high-speed USB device number 127 using dummy_hcd
[  638.948280][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  638.960070][ T6542] usb 2-1: Product: syz
[  638.976746][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  638.991187][ T6542] usb 2-1: Manufacturer: syz
[  639.001394][ T6542] usb 2-1: SerialNumber: syz
[  639.012171][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  639.012791][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  639.022146][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  639.043052][ T6542] usb 2-1: config 0 descriptor??
[  639.049955][T10432] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
[  639.067079][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  639.087174][ T6534] udevd[6534]: error opening ATTR{/sys/devices/platform/dummy_hcd.3/usb4/4-1/4-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  639.104885][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  639.104964][ T6285] usb 4-1: USB disconnect, device number 3
[  639.112494][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  639.116271][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  639.135999][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  639.140117][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  639.162421][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  639.175467][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  639.186734][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  639.198235][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  639.204324][ T6441] usb 1-1: new high-speed USB device number 7 using dummy_hcd
[  639.221137][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  639.221792][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
[  639.243023][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  639.243366][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.4/usb5/5-1/5-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  639.267094][   T43] usb 3-1: Product: syz
[  639.267130][   T43] usb 3-1: Manufacturer: syz
[  639.267159][   T43] usb 3-1: SerialNumber: syz
[  639.282427][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  639.288546][   T43] usb 3-1: config 0 descriptor??
[  639.294330][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  639.307753][T10437] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
[  639.316087][ T6486] usb 5-1: USB disconnect, device number 3
executing program
[  639.347795][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  639.380768][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  639.401538][ T6534] udevd[6534]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  639.425487][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  639.433909][ T6388] usb 6-1: Product: syz
[  639.435591][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  639.438086][ T6388] usb 6-1: Manufacturer: syz
[  639.463055][ T6388] usb 6-1: SerialNumber: syz
[  639.484002][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  639.499303][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  639.514406][ T6285] usb 4-1: new high-speed USB device number 4 using dummy_hcd
[  639.524857][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  639.536962][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  639.550337][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  639.561326][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  639.563877][ T6388] usb 6-1: config 0 descriptor??
executing program
[  639.572295][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  639.581357][T10442] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
[  639.631680][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  639.681740][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  639.692025][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  639.704107][ T6486] usb 5-1: new high-speed USB device number 4 using dummy_hcd
[  639.706605][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  639.719972][ T6441] usb 1-1: Product: syz
[  639.734303][ T6441] usb 1-1: Manufacturer: syz
[  639.747713][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  639.760682][ T6441] usb 1-1: SerialNumber: syz
[  639.767194][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
[  639.775857][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  639.789647][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  639.804850][ T6441] usb 1-1: config 0 descriptor??
[  639.811269][T10447] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  639.824522][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  639.831622][ T6534] udevd[6534]: error opening ATTR{/sys/devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  639.836844][ T6542] usb 2-1: USB disconnect, device number 4
[  639.859013][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  639.874539][ T6486] usb 5-1: Using ep0 maxpacket: 8
executing program
[  639.899790][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  639.900128][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  639.923910][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  639.931440][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  639.964410][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  639.965929][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  640.002074][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  640.004277][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  640.017459][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  640.021627][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  640.039607][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  640.061117][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  640.068870][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  640.084113][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.2/usb3/3-1/3-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  640.100252][   T43] usb 3-1: USB disconnect, device number 4
executing program
[  640.109556][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  640.110105][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  640.161941][ T6285] usb 4-1: Product: syz
[  640.180172][ T6285] usb 4-1: Manufacturer: syz
[  640.193413][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  640.212543][ T6285] usb 4-1: SerialNumber: syz
[  640.223562][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  640.235900][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  640.246615][ T6285] usb 4-1: config 0 descriptor??
[  640.256754][T10451] raw-gadget.3 gadget.3: fail, usb_ep_enable returned -22
[  640.283204][ T6486] usb 5-1: Product: syz
[  640.288261][ T6486] usb 5-1: Manufacturer: syz
[  640.297399][ T6542] usb 2-1: new high-speed USB device number 5 using dummy_hcd
[  640.298474][ T6486] usb 5-1: SerialNumber: syz
[  640.338159][ T6486] usb 5-1: config 0 descriptor??
[  640.351210][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  640.351831][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
[  640.369260][T10453] raw-gadget.4 gadget.4: fail, usb_ep_enable returned -22
[  640.376230][ T6534] udevd[6534]: error opening ATTR{/sys/devices/platform/dummy_hcd.5/usb6/6-1/6-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  640.401590][ T6388] usb 6-1: USB disconnect, device number 127
[  640.474050][ T6542] usb 2-1: Using ep0 maxpacket: 8
executing program
[  640.496641][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  640.504557][   T43] usb 3-1: new high-speed USB device number 5 using dummy_hcd
[  640.531275][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  640.552527][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  640.564324][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  640.577883][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  640.589208][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
executing program
[  640.599899][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  640.612203][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  640.649157][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  640.656539][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  640.667125][   T43] usb 3-1: Using ep0 maxpacket: 8
[  640.680027][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  640.691403][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  640.710599][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  640.722654][ T6441] usb 1-1: USB disconnect, device number 7
[  640.733107][ T6542] usb 2-1: Product: syz
[  640.741612][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  640.747230][ T6388] usb 6-1: new high-speed USB device number 2 using dummy_hcd
[  640.765301][ T6542] usb 2-1: Manufacturer: syz
[  640.769921][ T6542] usb 2-1: SerialNumber: syz
[  640.785480][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  640.807718][ T6542] usb 2-1: config 0 descriptor??
[  640.815597][T10460] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
[  640.819683][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  640.843121][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  640.857718][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  640.876892][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  640.877511][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  640.891789][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  640.905800][ T6285] usb 4-1: USB disconnect, device number 4
[  640.917674][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  640.933077][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  640.943753][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  640.950857][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  640.955911][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.3/usb4/4-1/4-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  640.970083][   T43] usb 3-1: Product: syz
[  640.988776][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  640.993684][   T43] usb 3-1: Manufacturer: syz
[  641.001051][   T43] usb 3-1: SerialNumber: syz
[  641.014351][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  641.030007][   T43] usb 3-1: config 0 descriptor??
[  641.033329][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  641.042663][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
[  641.048082][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  641.067912][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  641.092002][T10463] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
executing program
[  641.114413][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  641.123763][ T6441] usb 1-1: new high-speed USB device number 8 using dummy_hcd
[  641.126599][ T6486] usb 5-1: USB disconnect, device number 4
[  641.140070][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  641.173357][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  641.194707][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  641.205784][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  641.231430][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  641.234006][ T6285] usb 4-1: new high-speed USB device number 5 using dummy_hcd
[  641.251036][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  641.260102][ T6388] usb 6-1: Product: syz
[  641.265389][ T6388] usb 6-1: Manufacturer: syz
[  641.270453][ T6388] usb 6-1: SerialNumber: syz
[  641.295178][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  641.298927][ T6388] usb 6-1: config 0 descriptor??
[  641.305782][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  641.325024][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  641.350024][T10467] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
[  641.371457][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
executing program
[  641.396314][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  641.412109][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  641.439394][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  641.449806][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  641.458062][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  641.470242][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  641.480189][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  641.496075][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  641.514410][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  641.525684][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  641.535719][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  641.546220][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  641.560723][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  641.573200][ T6542] usb 2-1: USB disconnect, device number 5
[  641.590150][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  641.609718][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  641.609923][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  641.620100][ T6486] usb 5-1: new high-speed USB device number 5 using dummy_hcd
[  641.636442][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  641.647901][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
executing program
[  641.661825][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  641.671780][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
[  641.711916][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  641.730505][ T6441] usb 1-1: Product: syz
[  641.740139][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  641.744953][ T6388] usb 6-1: USB disconnect, device number 2
[  641.749622][ T6441] usb 1-1: Manufacturer: syz
[  641.765778][ T6441] usb 1-1: SerialNumber: syz
[  641.770480][ T6285] usb 4-1: Product: syz
[  641.781090][ T6285] usb 4-1: Manufacturer: syz
[  641.788647][ T6285] usb 4-1: SerialNumber: syz
[  641.810247][ T6441] usb 1-1: config 0 descriptor??
[  641.820786][ T6285] usb 4-1: config 0 descriptor??
[  641.834423][T10470] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  641.852210][T10475] raw-gadget.3 gadget.3: fail, usb_ep_enable returned -22
[  641.864794][ T6486] usb 5-1: Using ep0 maxpacket: 8
[  641.872822][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  641.883847][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  641.902394][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  641.916812][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  641.927335][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  641.933864][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  641.937757][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  641.947812][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
[  641.956205][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  641.962912][ T6542] usb 2-1: new high-speed USB device number 6 using dummy_hcd
[  641.972829][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  641.994765][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  641.997210][   T43] usb 3-1: USB disconnect, device number 5
[  642.027749][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  642.057016][ T6486] usb 5-1: Product: syz
[  642.070253][ T6486] usb 5-1: Manufacturer: syz
[  642.098423][ T6486] usb 5-1: SerialNumber: syz
executing program
executing program
[  642.123874][ T6388] usb 6-1: new high-speed USB device number 3 using dummy_hcd
[  642.147208][ T6486] usb 5-1: config 0 descriptor??
[  642.165688][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  642.179517][T10479] raw-gadget.4 gadget.4: fail, usb_ep_enable returned -22
[  642.196142][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  642.215819][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  642.225726][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  642.240815][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  642.260390][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  642.273276][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  642.294326][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  642.316190][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  642.330779][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  642.337657][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  642.348296][   T43] usb 3-1: new high-speed USB device number 6 using dummy_hcd
[  642.357267][ T6441] usb 1-1: USB disconnect, device number 8
[  642.367319][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  642.377419][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  642.392946][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  642.404386][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
executing program
[  642.425861][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  642.437049][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  642.464188][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  642.484931][ T6542] usb 2-1: Product: syz
[  642.489125][ T6542] usb 2-1: Manufacturer: syz
[  642.499373][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  642.504283][ T6542] usb 2-1: SerialNumber: syz
[  642.513900][   T43] usb 3-1: Using ep0 maxpacket: 8
[  642.532843][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  642.533760][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  642.552939][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  642.569447][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  642.570255][ T6542] usb 2-1: config 0 descriptor??
[  642.582322][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  642.589270][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  642.604542][T10487] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
[  642.610938][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  642.612982][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  642.619049][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  642.639476][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  642.655118][ T6285] usb 4-1: USB disconnect, device number 5
[  642.666438][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  642.678745][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  642.691964][ T6388] usb 6-1: Product: syz
[  642.709213][ T6388] usb 6-1: Manufacturer: syz
[  642.714690][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  642.720962][ T6388] usb 6-1: SerialNumber: syz
[  642.741420][ T6388] usb 6-1: config 0 descriptor??
[  642.749654][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  642.760665][ T6441] usb 1-1: new high-speed USB device number 9 using dummy_hcd
[  642.763459][T10493] raw-gadget.2 gadget.5: fail, usb_ep_enable returned -22
[  642.786492][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  642.817973][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  642.818714][ T6542] usb 2-1: Quirk or no altset; falling back to MIDI 1.0
[  642.847199][ T6486] usb 5-1: USB disconnect, device number 5
[  642.848147][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  642.886045][   T43] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  642.896036][   T43] usb 3-1: Product: syz
[  642.900232][   T43] usb 3-1: Manufacturer: syz
[  642.912820][   T43] usb 3-1: SerialNumber: syz
executing program
[  642.937606][ T6441] usb 1-1: Using ep0 maxpacket: 8
[  642.956160][ T6441] usb 1-1: unable to get BOS descriptor or descriptor too short
[  642.975814][ T6441] usb 1-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  642.987549][ T6285] usb 4-1: new high-speed USB device number 6 using dummy_hcd
[  642.998337][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  643.010822][   T43] usb 3-1: config 0 descriptor??
[  643.030800][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  643.042846][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  643.058579][ T6542] snd-usb-audio 2-1:0.0: probe with driver snd-usb-audio failed with error -12
[  643.059466][ T6388] usb 6-1: Quirk or no altset; falling back to MIDI 1.0
[  643.074443][T10490] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22
executing program
[  643.090111][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  643.101394][ T6542] usb 2-1: USB disconnect, device number 6
[  643.109077][ T6441] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  643.119712][ T6441] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  643.144395][ T6285] usb 4-1: Using ep0 maxpacket: 8
[  643.152087][ T6441] usb 1-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  643.162397][ T6441] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  643.170931][ T6285] usb 4-1: unable to get BOS descriptor or descriptor too short
[  643.180307][ T6441] usb 1-1: Product: syz
[  643.185398][ T6285] usb 4-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  643.200495][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  643.213714][ T6486] usb 5-1: new high-speed USB device number 6 using dummy_hcd
[  643.214576][ T6441] usb 1-1: Manufacturer: syz
[  643.226540][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  643.236752][ T6441] usb 1-1: SerialNumber: syz
[  643.242627][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  643.261002][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  643.276963][ T6285] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  643.291973][ T6441] usb 1-1: config 0 descriptor??
[  643.306777][T10500] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[  643.333010][ T6285] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  643.335528][ T6388] snd-usb-audio 6-1:0.0: probe with driver snd-usb-audio failed with error -12
[  643.346855][   T43] usb 3-1: Quirk or no altset; falling back to MIDI 1.0
executing program
[  643.386861][ T6486] usb 5-1: Using ep0 maxpacket: 8
[  643.399629][ T6285] usb 4-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  643.416847][ T6486] usb 5-1: unable to get BOS descriptor or descriptor too short
[  643.425808][ T6285] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  643.434778][ T6285] usb 4-1: Product: syz
[  643.437899][ T6388] usb 6-1: USB disconnect, device number 3
[  643.439410][ T6285] usb 4-1: Manufacturer: syz
[  643.444973][ T6486] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  643.450197][ T6285] usb 4-1: SerialNumber: syz
[  643.475741][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  643.487368][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  643.500849][ T6285] usb 4-1: config 0 descriptor??
[  643.506004][ T6542] usb 2-1: new high-speed USB device number 7 using dummy_hcd
[  643.517891][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  643.537733][T10503] raw-gadget.3 gadget.3: fail, usb_ep_enable returned -22
[  643.547189][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  643.563801][ T6486] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  643.566939][ T6441] usb 1-1: Quirk or no altset; falling back to MIDI 1.0
executing program
[  643.575110][ T6486] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  643.587690][   T43] snd-usb-audio 3-1:0.0: probe with driver snd-usb-audio failed with error -12
[  643.617481][ T6486] usb 5-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  643.629164][ T6486] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  643.637585][   T43] usb 3-1: USB disconnect, device number 6
[  643.640541][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.2/usb3/3-1/3-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  643.661800][ T6486] usb 5-1: Product: syz
[  643.664335][ T6542] usb 2-1: Using ep0 maxpacket: 8
[  643.666825][ T6486] usb 5-1: Manufacturer: syz
[  643.678502][ T6542] usb 2-1: unable to get BOS descriptor or descriptor too short
[  643.679633][ T6486] usb 5-1: SerialNumber: syz
[  643.695580][ T6542] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  643.707838][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.5/usb6/6-1/6-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  643.719534][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  643.740216][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  643.751416][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  643.759616][ T6486] usb 5-1: config 0 descriptor??
[  643.765506][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
executing program
[  643.779871][ T6542] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  643.799334][T10507] raw-gadget.4 gadget.4: fail, usb_ep_enable returned -22
[  643.820736][ T6542] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  643.858911][ T6542] usb 2-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  643.873722][ T6388] usb 6-1: new high-speed USB device number 4 using dummy_hcd
[  643.875598][ T6542] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  643.897678][ T6542] usb 2-1: Product: syz
[  643.927094][ T6542] usb 2-1: Manufacturer: syz
[  643.949825][ T6441] snd-usb-audio 1-1:0.0: probe with driver snd-usb-audio failed with error -12
[  643.964202][ T6285] usb 4-1: Quirk or no altset; falling back to MIDI 1.0
[  643.971816][ T6542] usb 2-1: SerialNumber: syz
[  643.988080][ T6542] usb 2-1: config 0 descriptor??
[  644.002892][ T6441] usb 1-1: USB disconnect, device number 9
[  644.010877][ T6533] udevd[6533]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  644.016717][T10512] raw-gadget.5 gadget.1: fail, usb_ep_enable returned -22
[  644.034743][   T43] usb 3-1: new high-speed USB device number 7 using dummy_hcd
[  644.073738][ T6388] usb 6-1: Using ep0 maxpacket: 8
[  644.081709][ T6388] usb 6-1: unable to get BOS descriptor or descriptor too short
[  644.098512][ T6388] usb 6-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
executing program
[  644.120619][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  644.139254][ T6285] snd-usb-audio 4-1:0.0: probe with driver snd-usb-audio failed with error -12
[  644.142525][ T6486] usb 5-1: Quirk or no altset; falling back to MIDI 1.0
[  644.164421][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  644.189416][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  644.194979][   T43] usb 3-1: Using ep0 maxpacket: 8
[  644.213177][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  644.216437][   T43] usb 3-1: unable to get BOS descriptor or descriptor too short
[  644.226457][ T6388] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  644.233285][   T43] usb 3-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xEE, changing to 0x8E
[  644.243771][ T6388] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  644.252936][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x8E has an invalid bInterval 0, changing to 7
[  644.294132][ T6285] usb 4-1: USB disconnect, device number 6
[  644.307127][ T6388] usb 6-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  644.319249][ T6558] udevd[6558]: error opening ATTR{/sys/devices/platform/dummy_hcd.3/usb4/4-1/4-1:0.0/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  644.345304][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[  644.362880][ T6388] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  644.367065][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xC has invalid maxpacket 1
[  644.367114][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0
[  644.367155][   T43] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0
[  644.367194][   T43] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0
[  644.370235][   T43] usb 3-1: New USB device found, idVendor=0763, idProduct=1002, bcdDevice=5f.84
[  644.418540][ T6486] snd-usb-audio 5-1:0.0: probe with driver snd-usb-audio failed with error -12
[  644.424986][    C1] ==================================================================
executing program
[  644.425007][    C1] BUG: KASAN: slab-use-after-free in snd_usbmidi_in_urb_complete+0x368/0x410
[  644.425073][    C1] Read of size 8 at addr ffff88805ccd6800 by task kworker/1:1/43
[  644.425105][    C1] 
[  644.425123][    C1] CPU: 1 UID: 0 PID: 43 Comm: kworker/1:1 Not tainted syzkaller #0 PREEMPT(full) 
[  644.425168][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  644.425195][    C1] Workqueue: usb_hub_wq hub_event
[  644.425240][    C1] Call Trace:
[  644.425252][    C1]  <IRQ>
[  644.425267][    C1]  dump_stack_lvl+0x116/0x1f0
[  644.425328][    C1]  print_report+0xcd/0x630
[  644.425363][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.425416][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.425461][    C1]  ? __phys_addr+0xe8/0x180
[  644.425515][    C1]  ? snd_usbmidi_in_urb_complete+0x368/0x410
[  644.425571][    C1]  kasan_report+0xe0/0x110
[  644.425607][    C1]  ? snd_usbmidi_in_urb_complete+0x368/0x410
[  644.425670][    C1]  snd_usbmidi_in_urb_complete+0x368/0x410
[  644.425728][    C1]  __usb_hcd_giveback_urb+0x38b/0x610
[  644.425779][    C1]  usb_hcd_giveback_urb+0x39b/0x450
[  644.425826][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.425874][    C1]  dummy_timer+0x1814/0x3a30
[  644.425931][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.425980][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.426029][    C1]  ? find_held_lock+0x2b/0x80
[  644.426077][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.426126][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.426173][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.426225][    C1]  ? debug_object_deactivate+0x1ec/0x3a0
[  644.426275][    C1]  ? __pfx_debug_object_deactivate+0x10/0x10
[  644.426325][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.426373][    C1]  ? __pfx_dummy_timer+0x10/0x10
[  644.426427][    C1]  ? __pfx_dummy_timer+0x10/0x10
[  644.426480][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.426526][    C1]  ? mark_held_locks+0x49/0x80
[  644.426584][    C1]  ? _raw_spin_unlock_irqrestore+0x52/0x80
[  644.426643][    C1]  ? __pfx_dummy_timer+0x10/0x10
[  644.426696][    C1]  __hrtimer_run_queues+0x202/0xad0
[  644.426748][    C1]  ? __pfx___hrtimer_run_queues+0x10/0x10
[  644.426794][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.426847][    C1]  hrtimer_run_softirq+0x17d/0x350
[  644.426894][    C1]  handle_softirqs+0x219/0x8e0
[  644.426946][    C1]  ? __pfx_handle_softirqs+0x10/0x10
[  644.426994][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.427043][    C1]  __irq_exit_rcu+0x109/0x170
[  644.427089][    C1]  irq_exit_rcu+0x9/0x30
[  644.427135][    C1]  sysvec_apic_timer_interrupt+0xa4/0xc0
[  644.427192][    C1]  </IRQ>
[  644.427211][    C1]  <TASK>
[  644.427225][    C1]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[  644.427267][    C1] RIP: 0010:console_flush_all+0x9a2/0xc60
[  644.427314][    C1] Code: 00 e8 a2 d3 28 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 20 e8 20 00 48 85 db 0f 85 55 01 00 00 e8 a2 ec 20 00 fb 4c 89 e0 <48> c1 e8 03 42 80 3c 38 00 0f 84 11 ff ff ff 4c 89 e7 e8 77 5f 86
[  644.427352][    C1] RSP: 0018:ffffc90000b37428 EFLAGS: 00000293
[  644.427381][    C1] RAX: ffffffff8f2f1658 RBX: 0000000000000000 RCX: ffffffff819aad70
[  644.427407][    C1] RDX: ffff88801eab5a00 RSI: ffffffff819aad7e RDI: 0000000000000007
[  644.427433][    C1] RBP: 0000000000000001 R08: 0000000000000007 R09: 0000000000000000
[  644.427456][    C1] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8f2f1658
[  644.427481][    C1] R13: ffffffff8f2f1600 R14: ffffc90000b374b8 R15: dffffc0000000000
[  644.427514][    C1]  ? console_flush_all+0x990/0xc60
[  644.427559][    C1]  ? console_flush_all+0x99e/0xc60
[  644.427608][    C1]  ? console_flush_all+0x99e/0xc60
[  644.427658][    C1]  ? __pfx_console_flush_all+0x10/0x10
[  644.427705][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.427755][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.427800][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.427845][    C1]  ? is_printk_cpu_sync_owner+0x32/0x40
[  644.427900][    C1]  console_unlock+0xd8/0x210
[  644.427945][    C1]  ? __pfx_console_unlock+0x10/0x10
[  644.427989][    C1]  ? __entry_text_end+0x1020b6/0x1020b9
[  644.428036][    C1]  ? vprintk_emit+0x67c/0x6d0
[  644.428086][    C1]  vprintk_emit+0x418/0x6d0
[  644.428134][    C1]  ? __pfx_vprintk_emit+0x10/0x10
[  644.428188][    C1]  dev_printk_emit+0xfa/0x140
[  644.428245][    C1]  ? __pfx_dev_printk_emit+0x10/0x10
[  644.428314][    C1]  __dev_printk+0xf5/0x270
[  644.428366][    C1]  _dev_info+0xe4/0x120
[  644.428419][    C1]  ? __pfx__dev_info+0x10/0x10
[  644.428470][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.428516][    C1]  ? usb_match_device+0xd5/0x570
[  644.428560][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.428606][    C1]  ? usb_detect_static_quirks+0x335/0x3e0
[  644.428664][    C1]  ? usb_cache_string+0xf2/0x150
[  644.428722][    C1]  ? __usb_get_extra_descriptor+0x158/0x1c0
[  644.428771][    C1]  usb_new_device+0x7d6/0x1a60
[  644.428811][    C1]  ? do_raw_spin_lock+0x12c/0x2b0
[  644.428853][    C1]  ? __pfx_usb_new_device+0x10/0x10
[  644.428889][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.428935][    C1]  ? mark_held_locks+0x49/0x80
[  644.428995][    C1]  hub_event+0x2f34/0x4fe0
[  644.429053][    C1]  ? __pfx_hub_event+0x10/0x10
[  644.429088][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.429133][    C1]  ? assoc_array_walk+0x550/0x620
[  644.429176][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.429230][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.429278][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.429322][    C1]  ? rcu_is_watching+0x12/0xc0
[  644.429374][    C1]  process_one_work+0x9cf/0x1b70
[  644.429423][    C1]  ? __pfx_hub_event+0x10/0x10
[  644.429459][    C1]  ? __pfx_process_one_work+0x10/0x10
[  644.429502][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.429553][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.429598][    C1]  ? assign_work+0x1a0/0x250
[  644.429637][    C1]  worker_thread+0x6c8/0xf10
[  644.429689][    C1]  ? __pfx_worker_thread+0x10/0x10
[  644.429730][    C1]  kthread+0x3c5/0x780
[  644.429767][    C1]  ? __pfx_kthread+0x10/0x10
[  644.429805][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  644.429850][    C1]  ? rcu_is_watching+0x12/0xc0
[  644.429897][    C1]  ? __pfx_kthread+0x10/0x10
[  644.429935][    C1]  ret_from_fork+0x56d/0x730
[  644.429970][    C1]  ? __pfx_kthread+0x10/0x10
[  644.430007][    C1]  ret_from_fork_asm+0x1a/0x30
[  644.430064][    C1]  </TASK>
[  644.430078][    C1] 
[  644.454662][ T6388] usb 6-1: Product: syz
[  644.458503][    C1] Allocated by task 6486:
[  644.460833][ T6388] usb 6-1: Manufacturer: syz
[  644.469992][    C1]  kasan_save_stack+0x33/0x60
[  644.470058][    C1]  kasan_save_track+0x14/0x30
[  644.470112][    C1]  __kasan_kmalloc+0xaa/0xb0
[  645.081146][    C1]  snd_usbmidi_in_endpoint_create+0x8c/0xa70
[  645.087199][    C1]  snd_usbmidi_create_endpoints_midiman+0x4c4/0xaf0
[  645.093824][    C1]  __snd_usbmidi_create+0x14a4/0x1e90
[  645.099408][    C1]  snd_usb_midi_v2_create+0x1ad/0x42d0
[  645.104909][    C1]  snd_usb_create_quirk+0xad/0x140
[  645.110045][    C1]  usb_audio_probe+0x7f7/0x3cf0
[  645.114900][    C1]  usb_probe_interface+0x303/0xa40
[  645.120025][    C1]  really_probe+0x241/0xa90
[  645.124551][    C1]  __driver_probe_device+0x1de/0x440
[  645.129857][    C1]  driver_probe_device+0x4c/0x1b0
[  645.134902][    C1]  __device_attach_driver+0x1df/0x310
[  645.140297][    C1]  bus_for_each_drv+0x159/0x1e0
[  645.145158][    C1]  __device_attach+0x1e4/0x4b0
[  645.149955][    C1]  bus_probe_device+0x17f/0x1c0
[  645.154911][    C1]  device_add+0x1148/0x1aa0
[  645.159423][    C1]  usb_set_configuration+0x1187/0x1e20
[  645.164885][    C1]  usb_generic_driver_probe+0xb1/0x110
[  645.170454][    C1]  usb_probe_device+0xef/0x3e0
[  645.175220][    C1]  really_probe+0x241/0xa90
[  645.179750][    C1]  __driver_probe_device+0x1de/0x440
[  645.185150][    C1]  driver_probe_device+0x4c/0x1b0
[  645.190321][    C1]  __device_attach_driver+0x1df/0x310
[  645.195896][    C1]  bus_for_each_drv+0x159/0x1e0
[  645.200767][    C1]  __device_attach+0x1e4/0x4b0
[  645.205643][    C1]  bus_probe_device+0x17f/0x1c0
[  645.210510][    C1]  device_add+0x1148/0x1aa0
[  645.215020][    C1]  usb_new_device+0xd07/0x1a60
[  645.219795][    C1]  hub_event+0x2f34/0x4fe0
[  645.224430][    C1]  process_one_work+0x9cf/0x1b70
[  645.229380][    C1]  worker_thread+0x6c8/0xf10
[  645.233976][    C1]  kthread+0x3c5/0x780
[  645.238058][    C1]  ret_from_fork+0x56d/0x730
[  645.242653][    C1]  ret_from_fork_asm+0x1a/0x30
[  645.247436][    C1] 
[  645.249750][    C1] Freed by task 6486:
[  645.253727][    C1]  kasan_save_stack+0x33/0x60
[  645.258432][    C1]  kasan_save_track+0x14/0x30
[  645.263134][    C1]  kasan_save_free_info+0x3b/0x60
[  645.268260][    C1]  __kasan_slab_free+0x60/0x70
[  645.273050][    C1]  kfree+0x2b4/0x4d0
[  645.276956][    C1]  snd_usbmidi_rawmidi_free+0xbd/0x130
[  645.282438][    C1]  snd_rawmidi_free.part.0+0x398/0x560
[  645.287910][    C1]  snd_rawmidi_dev_free+0x3e/0x60
[  645.292948][    C1]  __snd_device_free+0x1a7/0x410
[  645.297885][    C1]  snd_device_free_all+0xf3/0x220
[  645.303002][    C1]  release_card_device+0x77/0x1d0
[  645.308036][    C1]  device_release+0xa4/0x240
[  645.312638][    C1]  kobject_put+0x1e7/0x5a0
[  645.317060][    C1]  put_device+0x1f/0x30
[  645.321228][    C1]  snd_card_free+0x11a/0x190
[  645.325835][    C1]  usb_audio_probe+0x1507/0x3cf0
[  645.330781][    C1]  usb_probe_interface+0x303/0xa40
[  645.335900][    C1]  really_probe+0x241/0xa90
[  645.340429][    C1]  __driver_probe_device+0x1de/0x440
[  645.345740][    C1]  driver_probe_device+0x4c/0x1b0
[  645.350786][    C1]  __device_attach_driver+0x1df/0x310
[  645.356178][    C1]  bus_for_each_drv+0x159/0x1e0
[  645.361046][    C1]  __device_attach+0x1e4/0x4b0
[  645.365834][    C1]  bus_probe_device+0x17f/0x1c0
[  645.370700][    C1]  device_add+0x1148/0x1aa0
[  645.375209][    C1]  usb_set_configuration+0x1187/0x1e20
[  645.380673][    C1]  usb_generic_driver_probe+0xb1/0x110
[  645.386239][    C1]  usb_probe_device+0xef/0x3e0
[  645.391007][    C1]  really_probe+0x241/0xa90
[  645.395526][    C1]  __driver_probe_device+0x1de/0x440
[  645.400835][    C1]  driver_probe_device+0x4c/0x1b0
[  645.405882][    C1]  __device_attach_driver+0x1df/0x310
[  645.411274][    C1]  bus_for_each_drv+0x159/0x1e0
[  645.416131][    C1]  __device_attach+0x1e4/0x4b0
[  645.420924][    C1]  bus_probe_device+0x17f/0x1c0
[  645.425797][    C1]  device_add+0x1148/0x1aa0
[  645.430309][    C1]  usb_new_device+0xd07/0x1a60
[  645.435084][    C1]  hub_event+0x2f34/0x4fe0
[  645.439512][    C1]  process_one_work+0x9cf/0x1b70
[  645.444554][    C1]  worker_thread+0x6c8/0xf10
[  645.449240][    C1]  kthread+0x3c5/0x780
[  645.453308][    C1]  ret_from_fork+0x56d/0x730
[  645.457900][    C1]  ret_from_fork_asm+0x1a/0x30
[  645.462684][    C1] 
[  645.465001][    C1] The buggy address belongs to the object at ffff88805ccd6800
[  645.465001][    C1]  which belongs to the cache kmalloc-512 of size 512
[  645.479055][    C1] The buggy address is located 0 bytes inside of
[  645.479055][    C1]  freed 512-byte region [ffff88805ccd6800, ffff88805ccd6a00)
[  645.492718][    C1] 
[  645.495036][    C1] The buggy address belongs to the physical page:
[  645.501437][    C1] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x5ccd4
[  645.510203][    C1] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[  645.518707][    C1] anon flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
[  645.526689][    C1] page_type: f5(slab)
[  645.530675][    C1] raw: 00fff00000000040 ffff88801b841c80 0000000000000000 dead000000000001
[  645.539260][    C1] raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000
[  645.547849][    C1] head: 00fff00000000040 ffff88801b841c80 0000000000000000 dead000000000001
[  645.556702][    C1] head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000
[  645.565472][    C1] head: 00fff00000000002 ffffea0001733501 00000000ffffffff 00000000ffffffff
[  645.574154][    C1] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004
[  645.582833][    C1] page dumped because: kasan: bad access detected
[  645.589249][    C1] page_owner tracks the page as allocated
[  645.594954][    C1] page last allocated via order 2, migratetype Unmovable, gfp_mask 0x52820(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 6287, tgid 6287 (syz-executor), ts 181369771590, free_ts 181363057805
[  645.614450][    C1]  post_alloc_hook+0x1c0/0x230
[  645.619379][    C1]  get_page_from_freelist+0x132b/0x38e0
[  645.625048][    C1]  __alloc_frozen_pages_noprof+0x261/0x23f0
[  645.631327][    C1]  alloc_pages_mpol+0x1fb/0x550
[  645.636184][    C1]  new_slab+0x247/0x330
[  645.640377][    C1]  ___slab_alloc+0xcf2/0x1750
[  645.645187][    C1]  __slab_alloc.constprop.0+0x56/0xb0
[  645.650592][    C1]  __kmalloc_noprof+0x2f2/0x510
[  645.655471][    C1]  fib6_info_alloc+0x40/0x160
[  645.660165][    C1]  ip6_route_info_create+0x14c/0x870
[  645.665458][    C1]  ip6_route_add.part.0+0x22/0x1d0
[  645.670605][    C1]  ip6_route_add+0x45/0x60
[  645.675048][    C1]  addrconf_prefix_route+0x2fd/0x510
[  645.680343][    C1]  addrconf_notify+0x12c6/0x19e0
[  645.685310][    C1]  notifier_call_chain+0xbc/0x410
[  645.690360][    C1]  call_netdevice_notifiers_info+0xbe/0x140
[  645.696263][    C1] page last free pid 5524 tgid 5524 stack trace:
[  645.702584][    C1]  __free_frozen_pages+0x7d5/0x10f0
[  645.707804][    C1]  skb_free_head+0x114/0x210
[  645.712463][    C1]  skb_release_data+0x795/0x9e0
[  645.717517][    C1]  consume_skb+0xbf/0x100
[  645.721854][    C1]  __unix_dgram_recvmsg+0x779/0xc30
[  645.727490][    C1]  unix_seqpacket_recvmsg+0x11c/0x170
[  645.732863][    C1]  sock_recvmsg+0x1f9/0x250
[  645.737632][    C1]  sock_read_iter+0x2b9/0x3b0
[  645.742316][    C1]  do_iter_readv_writev+0x743/0x9e0
[  645.747790][    C1]  vfs_readv+0x4cb/0x8b0
[  645.752052][    C1]  do_readv+0x28c/0x340
[  645.756405][    C1]  do_syscall_64+0xcd/0x4e0
[  645.760914][    C1]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  645.766822][    C1] 
[  645.769139][    C1] Memory state around the buggy address:
[  645.774762][    C1]  ffff88805ccd6700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[  645.782823][    C1]  ffff88805ccd6780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[  645.790885][    C1] >ffff88805ccd6800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  645.799033][    C1]                    ^
[  645.803118][    C1]  ffff88805ccd6880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  645.811220][    C1]  ffff88805ccd6900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  645.819295][    C1] ==================================================================
[  645.827393][    C1] Disabling lock debugging due to kernel taint
[  645.833890][    C1] ==================================================================
[  645.841949][    C1] BUG: KASAN: slab-use-after-free in snd_usbmidi_in_urb_complete+0x351/0x410
[  645.850750][    C1] Read of size 1 at addr ffff88802378d230 by task kworker/1:1/43
[  645.858573][    C1] 
[  645.860910][    C1] CPU: 1 UID: 0 PID: 43 Comm: kworker/1:1 Tainted: G    B               syzkaller #0 PREEMPT(full) 
[  645.860960][    C1] Tainted: [B]=BAD_PAGE
[  645.860974][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  645.860999][    C1] Workqueue: usb_hub_wq hub_event
[  645.861036][    C1] Call Trace:
[  645.861053][    C1]  <IRQ>
[  645.861067][    C1]  dump_stack_lvl+0x116/0x1f0
[  645.861125][    C1]  print_report+0xcd/0x630
[  645.861158][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.861201][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.861243][    C1]  ? __phys_addr+0xe8/0x180
[  645.861292][    C1]  ? snd_usbmidi_in_urb_complete+0x351/0x410
[  645.861344][    C1]  kasan_report+0xe0/0x110
[  645.861377][    C1]  ? snd_usbmidi_in_urb_complete+0x351/0x410
[  645.861456][    C1]  snd_usbmidi_in_urb_complete+0x351/0x410
[  645.861516][    C1]  __usb_hcd_giveback_urb+0x38b/0x610
[  645.861561][    C1]  usb_hcd_giveback_urb+0x39b/0x450
[  645.861603][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.861662][    C1]  dummy_timer+0x1814/0x3a30
[  645.861715][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.861759][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.861803][    C1]  ? find_held_lock+0x2b/0x80
[  645.861847][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.861896][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.861938][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.861980][    C1]  ? debug_object_deactivate+0x1ec/0x3a0
[  645.862026][    C1]  ? __pfx_debug_object_deactivate+0x10/0x10
[  645.862071][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.862113][    C1]  ? __pfx_dummy_timer+0x10/0x10
[  645.862163][    C1]  ? __pfx_dummy_timer+0x10/0x10
[  645.862211][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.862254][    C1]  ? mark_held_locks+0x49/0x80
[  645.862306][    C1]  ? _raw_spin_unlock_irqrestore+0x52/0x80
[  645.862361][    C1]  ? __pfx_dummy_timer+0x10/0x10
[  645.862410][    C1]  __hrtimer_run_queues+0x202/0xad0
[  645.862458][    C1]  ? __pfx___hrtimer_run_queues+0x10/0x10
[  645.862504][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.862552][    C1]  hrtimer_run_softirq+0x17d/0x350
[  645.862596][    C1]  handle_softirqs+0x219/0x8e0
[  645.862644][    C1]  ? __pfx_handle_softirqs+0x10/0x10
[  645.862689][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.862733][    C1]  __irq_exit_rcu+0x109/0x170
[  645.862776][    C1]  irq_exit_rcu+0x9/0x30
[  645.862819][    C1]  sysvec_apic_timer_interrupt+0xa4/0xc0
[  645.862872][    C1]  </IRQ>
[  645.862884][    C1]  <TASK>
[  645.862897][    C1]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[  645.862936][    C1] RIP: 0010:console_flush_all+0x9a2/0xc60
[  645.862981][    C1] Code: 00 e8 a2 d3 28 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 20 e8 20 00 48 85 db 0f 85 55 01 00 00 e8 a2 ec 20 00 fb 4c 89 e0 <48> c1 e8 03 42 80 3c 38 00 0f 84 11 ff ff ff 4c 89 e7 e8 77 5f 86
[  645.863016][    C1] RSP: 0018:ffffc90000b37428 EFLAGS: 00000293
[  645.863043][    C1] RAX: ffffffff8f2f1658 RBX: 0000000000000000 RCX: ffffffff819aad70
[  645.863067][    C1] RDX: ffff88801eab5a00 RSI: ffffffff819aad7e RDI: 0000000000000007
[  645.863090][    C1] RBP: 0000000000000001 R08: 0000000000000007 R09: 0000000000000000
[  645.863112][    C1] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8f2f1658
[  645.863135][    C1] R13: ffffffff8f2f1600 R14: ffffc90000b374b8 R15: dffffc0000000000
[  645.863164][    C1]  ? console_flush_all+0x990/0xc60
[  645.863205][    C1]  ? console_flush_all+0x99e/0xc60
[  645.863249][    C1]  ? console_flush_all+0x99e/0xc60
[  645.863295][    C1]  ? __pfx_console_flush_all+0x10/0x10
[  645.863338][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.863383][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.863426][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.863472][    C1]  ? is_printk_cpu_sync_owner+0x32/0x40
[  645.863524][    C1]  console_unlock+0xd8/0x210
[  645.863564][    C1]  ? __pfx_console_unlock+0x10/0x10
[  645.863606][    C1]  ? __entry_text_end+0x1020b6/0x1020b9
[  645.863648][    C1]  ? vprintk_emit+0x67c/0x6d0
[  645.863695][    C1]  vprintk_emit+0x418/0x6d0
[  645.863739][    C1]  ? __pfx_vprintk_emit+0x10/0x10
[  645.863789][    C1]  dev_printk_emit+0xfa/0x140
[  645.863837][    C1]  ? __pfx_dev_printk_emit+0x10/0x10
[  645.863900][    C1]  __dev_printk+0xf5/0x270
[  645.863948][    C1]  _dev_info+0xe4/0x120
[  645.863997][    C1]  ? __pfx__dev_info+0x10/0x10
[  645.864045][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.864089][    C1]  ? usb_match_device+0xd5/0x570
[  645.864130][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.864200][    C1]  ? usb_detect_static_quirks+0x335/0x3e0
[  645.864255][    C1]  ? usb_cache_string+0xf2/0x150
[  645.864309][    C1]  ? __usb_get_extra_descriptor+0x158/0x1c0
[  645.864354][    C1]  usb_new_device+0x7d6/0x1a60
[  645.864390][    C1]  ? do_raw_spin_lock+0x12c/0x2b0
[  645.864429][    C1]  ? __pfx_usb_new_device+0x10/0x10
[  645.864462][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.864510][    C1]  ? mark_held_locks+0x49/0x80
[  645.864566][    C1]  hub_event+0x2f34/0x4fe0
[  645.864617][    C1]  ? __pfx_hub_event+0x10/0x10
[  645.864649][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.864691][    C1]  ? assoc_array_walk+0x550/0x620
[  645.864730][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.864774][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.864818][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.864860][    C1]  ? rcu_is_watching+0x12/0xc0
[  645.864906][    C1]  process_one_work+0x9cf/0x1b70
[  645.864952][    C1]  ? __pfx_hub_event+0x10/0x10
[  645.864985][    C1]  ? __pfx_process_one_work+0x10/0x10
[  645.865024][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.865070][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.865112][    C1]  ? assign_work+0x1a0/0x250
[  645.865147][    C1]  worker_thread+0x6c8/0xf10
[  645.865193][    C1]  ? __pfx_worker_thread+0x10/0x10
[  645.865232][    C1]  kthread+0x3c5/0x780
[  645.865266][    C1]  ? __pfx_kthread+0x10/0x10
[  645.865301][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  645.865343][    C1]  ? rcu_is_watching+0x12/0xc0
[  645.865387][    C1]  ? __pfx_kthread+0x10/0x10
[  645.865422][    C1]  ret_from_fork+0x56d/0x730
[  645.865454][    C1]  ? __pfx_kthread+0x10/0x10
[  645.865495][    C1]  ret_from_fork_asm+0x1a/0x30
[  645.865548][    C1]  </TASK>
[  645.865560][    C1] 
[  646.464576][    C1] Allocated by task 6486:
[  646.469000][    C1]  kasan_save_stack+0x33/0x60
[  646.473719][    C1]  kasan_save_track+0x14/0x30
[  646.478429][    C1]  __kasan_kmalloc+0xaa/0xb0
[  646.483055][    C1]  __snd_usbmidi_create+0xe4/0x1e90
[  646.488289][    C1]  snd_usb_midi_v2_create+0x1ad/0x42d0
[  646.493877][    C1]  snd_usb_create_quirk+0xad/0x140
[  646.499024][    C1]  usb_audio_probe+0x7f7/0x3cf0
[  646.503885][    C1]  usb_probe_interface+0x303/0xa40
[  646.509013][    C1]  really_probe+0x241/0xa90
[  646.513548][    C1]  __driver_probe_device+0x1de/0x440
[  646.518883][    C1]  driver_probe_device+0x4c/0x1b0
[  646.523949][    C1]  __device_attach_driver+0x1df/0x310
[  646.529368][    C1]  bus_for_each_drv+0x159/0x1e0
[  646.534266][    C1]  __device_attach+0x1e4/0x4b0
[  646.539107][    C1]  bus_probe_device+0x17f/0x1c0
[  646.543983][    C1]  device_add+0x1148/0x1aa0
[  646.548498][    C1]  usb_set_configuration+0x1187/0x1e20
[  646.554057][    C1]  usb_generic_driver_probe+0xb1/0x110
[  646.559798][    C1]  usb_probe_device+0xef/0x3e0
[  646.564732][    C1]  really_probe+0x241/0xa90
[  646.569258][    C1]  __driver_probe_device+0x1de/0x440
[  646.574599][    C1]  driver_probe_device+0x4c/0x1b0
[  646.579644][    C1]  __device_attach_driver+0x1df/0x310
[  646.585089][    C1]  bus_for_each_drv+0x159/0x1e0
[  646.589951][    C1]  __device_attach+0x1e4/0x4b0
[  646.594740][    C1]  bus_probe_device+0x17f/0x1c0
[  646.599614][    C1]  device_add+0x1148/0x1aa0
[  646.604125][    C1]  usb_new_device+0xd07/0x1a60
[  646.608916][    C1]  hub_event+0x2f34/0x4fe0
[  646.613337][    C1]  process_one_work+0x9cf/0x1b70
[  646.618278][    C1]  worker_thread+0x6c8/0xf10
[  646.622873][    C1]  kthread+0x3c5/0x780
[  646.626940][    C1]  ret_from_fork+0x56d/0x730
[  646.631533][    C1]  ret_from_fork_asm+0x1a/0x30
[  646.636305][    C1] 
[  646.638618][    C1] Freed by task 6486:
[  646.642590][    C1]  kasan_save_stack+0x33/0x60
[  646.647292][    C1]  kasan_save_track+0x14/0x30
[  646.651989][    C1]  kasan_save_free_info+0x3b/0x60
[  646.657021][    C1]  __kasan_slab_free+0x60/0x70
[  646.661803][    C1]  kfree+0x2b4/0x4d0
[  646.665706][    C1]  snd_rawmidi_free.part.0+0x398/0x560
[  646.671175][    C1]  snd_rawmidi_dev_free+0x3e/0x60
[  646.676213][    C1]  __snd_device_free+0x1a7/0x410
[  646.681149][    C1]  snd_device_free_all+0xf3/0x220
[  646.686179][    C1]  release_card_device+0x77/0x1d0
[  646.691218][    C1]  device_release+0xa4/0x240
[  646.695818][    C1]  kobject_put+0x1e7/0x5a0
[  646.700234][    C1]  put_device+0x1f/0x30
[  646.704395][    C1]  snd_card_free+0x11a/0x190
[  646.709012][    C1]  usb_audio_probe+0x1507/0x3cf0
[  646.713944][    C1]  usb_probe_interface+0x303/0xa40
[  646.719064][    C1]  really_probe+0x241/0xa90
[  646.723588][    C1]  __driver_probe_device+0x1de/0x440
[  646.728901][    C1]  driver_probe_device+0x4c/0x1b0
[  646.733954][    C1]  __device_attach_driver+0x1df/0x310
[  646.739437][    C1]  bus_for_each_drv+0x159/0x1e0
[  646.744324][    C1]  __device_attach+0x1e4/0x4b0
[  646.749119][    C1]  bus_probe_device+0x17f/0x1c0
[  646.754006][    C1]  device_add+0x1148/0x1aa0
[  646.758606][    C1]  usb_set_configuration+0x1187/0x1e20
[  646.764074][    C1]  usb_generic_driver_probe+0xb1/0x110
[  646.769585][    C1]  usb_probe_device+0xef/0x3e0
[  646.774353][    C1]  really_probe+0x241/0xa90
[  646.778876][    C1]  __driver_probe_device+0x1de/0x440
[  646.784206][    C1]  driver_probe_device+0x4c/0x1b0
[  646.789340][    C1]  __device_attach_driver+0x1df/0x310
[  646.795174][    C1]  bus_for_each_drv+0x159/0x1e0
[  646.800162][    C1]  __device_attach+0x1e4/0x4b0
[  646.805122][    C1]  bus_probe_device+0x17f/0x1c0
[  646.809996][    C1]  device_add+0x1148/0x1aa0
[  646.814521][    C1]  usb_new_device+0xd07/0x1a60
[  646.819319][    C1]  hub_event+0x2f34/0x4fe0
[  646.823754][    C1]  process_one_work+0x9cf/0x1b70
[  646.828713][    C1]  worker_thread+0x6c8/0xf10
[  646.833326][    C1]  kthread+0x3c5/0x780
[  646.837443][    C1]  ret_from_fork+0x56d/0x730
[  646.842057][    C1]  ret_from_fork_asm+0x1a/0x30
[  646.846840][    C1] 
[  646.849154][    C1] The buggy address belongs to the object at ffff88802378d000
[  646.849154][    C1]  which belongs to the cache kmalloc-1k of size 1024
[  646.863210][    C1] The buggy address is located 560 bytes inside of
[  646.863210][    C1]  freed 1024-byte region [ffff88802378d000, ffff88802378d400)
[  646.877201][    C1] 
[  646.879627][    C1] The buggy address belongs to the physical page:
[  646.886136][    C1] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x23788
[  646.894908][    C1] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[  646.903515][    C1] flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
[  646.911081][    C1] page_type: f5(slab)
[  646.915071][    C1] raw: 00fff00000000040 ffff88801b841dc0 dead000000000100 dead000000000122
[  646.923667][    C1] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
[  646.932276][    C1] head: 00fff00000000040 ffff88801b841dc0 dead000000000100 dead000000000122
[  646.940967][    C1] head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
[  646.949734][    C1] head: 00fff00000000003 ffffea00008de201 00000000ffffffff 00000000ffffffff
[  646.958592][    C1] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008
[  646.967268][    C1] page dumped because: kasan: bad access detected
[  646.973767][    C1] page_owner tracks the page as allocated
[  646.979558][    C1] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5602, tgid 5602 (start-stop-daem), ts 71829928370, free_ts 71793603330
[  647.000439][    C1]  post_alloc_hook+0x1c0/0x230
[  647.005246][    C1]  get_page_from_freelist+0x132b/0x38e0
[  647.010823][    C1]  __alloc_frozen_pages_noprof+0x261/0x23f0
[  647.016830][    C1]  alloc_pages_mpol+0x1fb/0x550
[  647.021691][    C1]  new_slab+0x247/0x330
[  647.025865][    C1]  ___slab_alloc+0xcf2/0x1750
[  647.030564][    C1]  __slab_alloc.constprop.0+0x56/0xb0
[  647.035960][    C1]  __kmalloc_noprof+0x2f2/0x510
[  647.040835][    C1]  tomoyo_init_log+0x1385/0x2140
[  647.045810][    C1]  tomoyo_supervisor+0x302/0x13b0
[  647.050881][    C1]  tomoyo_env_perm+0x191/0x200
[  647.055667][    C1]  tomoyo_find_next_domain+0xec2/0x20b0
[  647.061224][    C1]  tomoyo_bprm_check_security+0x12e/0x1d0
[  647.066946][    C1]  security_bprm_check+0x1b9/0x1e0
[  647.072063][    C1]  bprm_execve+0x81a/0x1640
[  647.076589][    C1]  do_execveat_common.isra.0+0x4a5/0x610
[  647.082251][    C1] page last free pid 5600 tgid 5600 stack trace:
[  647.088569][    C1]  __free_frozen_pages+0x7d5/0x10f0
[  647.093786][    C1]  qlist_free_all+0x4d/0x120
[  647.098396][    C1]  kasan_quarantine_reduce+0x195/0x1e0
[  647.103878][    C1]  __kasan_slab_alloc+0x69/0x90
[  647.108756][    C1]  kmem_cache_alloc_noprof+0x1cb/0x3b0
[  647.114261][    C1]  vm_area_alloc+0x1f/0x160
[  647.118890][    C1]  __mmap_region+0xf90/0x27b0
[  647.123689][    C1]  mmap_region+0x1ab/0x3f0
[  647.128138][    C1]  do_mmap+0xa3e/0x1210
[  647.132311][    C1]  vm_mmap_pgoff+0x29e/0x470
[  647.136907][    C1]  ksys_mmap_pgoff+0x32c/0x5c0
[  647.141855][    C1]  __x64_sys_mmap+0x125/0x190
[  647.146538][    C1]  do_syscall_64+0xcd/0x4e0
[  647.151044][    C1]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  647.157222][    C1] 
[  647.159536][    C1] Memory state around the buggy address:
[  647.165162][    C1]  ffff88802378d100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  647.173231][    C1]  ffff88802378d180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  647.181290][    C1] >ffff88802378d200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  647.189368][    C1]                                      ^
[  647.194993][    C1]  ffff88802378d280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  647.203056][    C1]  ffff88802378d300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  647.211111][    C1] ==================================================================
[  647.219427][    C1] ==================================================================
[  647.227484][    C1] BUG: KASAN: slab-use-after-free in snd_usbmidi_in_urb_complete+0x3e1/0x410
[  647.236477][    C1] Write of size 1 at addr ffff88805ccd6943 by task kworker/1:1/43
[  647.244375][    C1] 
[  647.246708][    C1] CPU: 1 UID: 0 PID: 43 Comm: kworker/1:1 Tainted: G    B               syzkaller #0 PREEMPT(full) 
[  647.246758][    C1] Tainted: [B]=BAD_PAGE
[  647.246771][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  647.246799][    C1] Workqueue: usb_hub_wq hub_event
[  647.246838][    C1] Call Trace:
[  647.246853][    C1]  <IRQ>
[  647.246868][    C1]  dump_stack_lvl+0x116/0x1f0
[  647.246926][    C1]  print_report+0xcd/0x630
[  647.246958][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.247002][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.247044][    C1]  ? __phys_addr+0xe8/0x180
[  647.247094][    C1]  ? snd_usbmidi_in_urb_complete+0x3e1/0x410
[  647.247147][    C1]  kasan_report+0xe0/0x110
[  647.247180][    C1]  ? snd_usbmidi_in_urb_complete+0x3e1/0x410
[  647.247236][    C1]  snd_usbmidi_in_urb_complete+0x3e1/0x410
[  647.247289][    C1]  __usb_hcd_giveback_urb+0x38b/0x610
[  647.247336][    C1]  usb_hcd_giveback_urb+0x39b/0x450
[  647.247378][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.247422][    C1]  dummy_timer+0x1814/0x3a30
[  647.247480][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.247524][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.247568][    C1]  ? find_held_lock+0x2b/0x80
[  647.247611][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.247656][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.247699][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.247741][    C1]  ? debug_object_deactivate+0x1ec/0x3a0
[  647.247787][    C1]  ? __pfx_debug_object_deactivate+0x10/0x10
[  647.247832][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.247875][    C1]  ? __pfx_dummy_timer+0x10/0x10
[  647.247924][    C1]  ? __pfx_dummy_timer+0x10/0x10
[  647.247972][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.248014][    C1]  ? mark_held_locks+0x49/0x80
[  647.248066][    C1]  ? _raw_spin_unlock_irqrestore+0x52/0x80
[  647.248121][    C1]  ? __pfx_dummy_timer+0x10/0x10
[  647.248169][    C1]  __hrtimer_run_queues+0x202/0xad0
[  647.248217][    C1]  ? __pfx___hrtimer_run_queues+0x10/0x10
[  647.248258][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.248306][    C1]  hrtimer_run_softirq+0x17d/0x350
[  647.248349][    C1]  handle_softirqs+0x219/0x8e0
[  647.248397][    C1]  ? __pfx_handle_softirqs+0x10/0x10
[  647.248447][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.248491][    C1]  __irq_exit_rcu+0x109/0x170
[  647.248534][    C1]  irq_exit_rcu+0x9/0x30
[  647.248576][    C1]  sysvec_apic_timer_interrupt+0xa4/0xc0
[  647.248631][    C1]  </IRQ>
[  647.248642][    C1]  <TASK>
[  647.248660][    C1]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[  647.248701][    C1] RIP: 0010:console_flush_all+0x9a2/0xc60
[  647.248746][    C1] Code: 00 e8 a2 d3 28 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 20 e8 20 00 48 85 db 0f 85 55 01 00 00 e8 a2 ec 20 00 fb 4c 89 e0 <48> c1 e8 03 42 80 3c 38 00 0f 84 11 ff ff ff 4c 89 e7 e8 77 5f 86
[  647.248781][    C1] RSP: 0018:ffffc90000b37428 EFLAGS: 00000293
[  647.248808][    C1] RAX: ffffffff8f2f1658 RBX: 0000000000000000 RCX: ffffffff819aad70
[  647.248832][    C1] RDX: ffff88801eab5a00 RSI: ffffffff819aad7e RDI: 0000000000000007
[  647.248855][    C1] RBP: 0000000000000001 R08: 0000000000000007 R09: 0000000000000000
[  647.248876][    C1] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8f2f1658
[  647.248899][    C1] R13: ffffffff8f2f1600 R14: ffffc90000b374b8 R15: dffffc0000000000
[  647.248929][    C1]  ? console_flush_all+0x990/0xc60
[  647.248970][    C1]  ? console_flush_all+0x99e/0xc60
[  647.249014][    C1]  ? console_flush_all+0x99e/0xc60
[  647.249060][    C1]  ? __pfx_console_flush_all+0x10/0x10
[  647.249103][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.249159][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.249202][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.249243][    C1]  ? is_printk_cpu_sync_owner+0x32/0x40
[  647.249295][    C1]  console_unlock+0xd8/0x210
[  647.249335][    C1]  ? __pfx_console_unlock+0x10/0x10
[  647.249377][    C1]  ? __entry_text_end+0x1020b6/0x1020b9
[  647.249419][    C1]  ? vprintk_emit+0x67c/0x6d0
[  647.249470][    C1]  vprintk_emit+0x418/0x6d0
[  647.249514][    C1]  ? __pfx_vprintk_emit+0x10/0x10
[  647.249564][    C1]  dev_printk_emit+0xfa/0x140
[  647.249612][    C1]  ? __pfx_dev_printk_emit+0x10/0x10
[  647.249674][    C1]  __dev_printk+0xf5/0x270
[  647.249723][    C1]  _dev_info+0xe4/0x120
[  647.249772][    C1]  ? __pfx__dev_info+0x10/0x10
[  647.249821][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.249864][    C1]  ? usb_match_device+0xd5/0x570
[  647.249904][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.249946][    C1]  ? usb_detect_static_quirks+0x335/0x3e0
[  647.250001][    C1]  ? usb_cache_string+0xf2/0x150
[  647.250055][    C1]  ? __usb_get_extra_descriptor+0x158/0x1c0
[  647.250099][    C1]  usb_new_device+0x7d6/0x1a60
[  647.250136][    C1]  ? do_raw_spin_lock+0x12c/0x2b0
[  647.250174][    C1]  ? __pfx_usb_new_device+0x10/0x10
[  647.250208][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.250250][    C1]  ? mark_held_locks+0x49/0x80
[  647.250307][    C1]  hub_event+0x2f34/0x4fe0
[  647.250358][    C1]  ? __pfx_hub_event+0x10/0x10
[  647.250390][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.250435][    C1]  ? assoc_array_walk+0x550/0x620
[  647.250475][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.250519][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.250563][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.250605][    C1]  ? rcu_is_watching+0x12/0xc0
[  647.250652][    C1]  process_one_work+0x9cf/0x1b70
[  647.250697][    C1]  ? __pfx_hub_event+0x10/0x10
[  647.250731][    C1]  ? __pfx_process_one_work+0x10/0x10
[  647.250770][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.250816][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.250858][    C1]  ? assign_work+0x1a0/0x250
[  647.250893][    C1]  worker_thread+0x6c8/0xf10
[  647.250940][    C1]  ? __pfx_worker_thread+0x10/0x10
[  647.250978][    C1]  kthread+0x3c5/0x780
[  647.251012][    C1]  ? __pfx_kthread+0x10/0x10
[  647.251047][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  647.251089][    C1]  ? rcu_is_watching+0x12/0xc0
[  647.251132][    C1]  ? __pfx_kthread+0x10/0x10
[  647.251167][    C1]  ret_from_fork+0x56d/0x730
[  647.251200][    C1]  ? __pfx_kthread+0x10/0x10
[  647.251234][    C1]  ret_from_fork_asm+0x1a/0x30
[  647.251286][    C1]  </TASK>
[  647.251299][    C1] 
[  647.850319][    C1] Allocated by task 6486:
[  647.854641][    C1]  kasan_save_stack+0x33/0x60
[  647.859602][    C1]  kasan_save_track+0x14/0x30
[  647.864295][    C1]  __kasan_kmalloc+0xaa/0xb0
[  647.868906][    C1]  snd_usbmidi_in_endpoint_create+0x8c/0xa70
[  647.874904][    C1]  snd_usbmidi_create_endpoints_midiman+0x4c4/0xaf0
[  647.881534][    C1]  __snd_usbmidi_create+0x14a4/0x1e90
[  647.886936][    C1]  snd_usb_midi_v2_create+0x1ad/0x42d0
[  647.892422][    C1]  snd_usb_create_quirk+0xad/0x140
[  647.897568][    C1]  usb_audio_probe+0x7f7/0x3cf0
[  647.902519][    C1]  usb_probe_interface+0x303/0xa40
[  647.907649][    C1]  really_probe+0x241/0xa90
[  647.912197][    C1]  __driver_probe_device+0x1de/0x440
[  647.917689][    C1]  driver_probe_device+0x4c/0x1b0
[  647.922784][    C1]  __device_attach_driver+0x1df/0x310
[  647.928317][    C1]  bus_for_each_drv+0x159/0x1e0
[  647.933201][    C1]  __device_attach+0x1e4/0x4b0
[  647.938085][    C1]  bus_probe_device+0x17f/0x1c0
[  647.942991][    C1]  device_add+0x1148/0x1aa0
[  647.947531][    C1]  usb_set_configuration+0x1187/0x1e20
[  647.953009][    C1]  usb_generic_driver_probe+0xb1/0x110
[  647.958511][    C1]  usb_probe_device+0xef/0x3e0
[  647.963289][    C1]  really_probe+0x241/0xa90
[  647.967910][    C1]  __driver_probe_device+0x1de/0x440
[  647.973224][    C1]  driver_probe_device+0x4c/0x1b0
[  647.978274][    C1]  __device_attach_driver+0x1df/0x310
[  647.983671][    C1]  bus_for_each_drv+0x159/0x1e0
[  647.988535][    C1]  __device_attach+0x1e4/0x4b0
[  647.993324][    C1]  bus_probe_device+0x17f/0x1c0
[  647.998285][    C1]  device_add+0x1148/0x1aa0
[  648.002795][    C1]  usb_new_device+0xd07/0x1a60
[  648.007654][    C1]  hub_event+0x2f34/0x4fe0
[  648.012080][    C1]  process_one_work+0x9cf/0x1b70
[  648.017466][    C1]  worker_thread+0x6c8/0xf10
[  648.022076][    C1]  kthread+0x3c5/0x780
[  648.026235][    C1]  ret_from_fork+0x56d/0x730
[  648.030833][    C1]  ret_from_fork_asm+0x1a/0x30
[  648.035607][    C1] 
[  648.037929][    C1] Freed by task 6486:
[  648.041897][    C1]  kasan_save_stack+0x33/0x60
[  648.046598][    C1]  kasan_save_track+0x14/0x30
[  648.051476][    C1]  kasan_save_free_info+0x3b/0x60
[  648.056522][    C1]  __kasan_slab_free+0x60/0x70
[  648.061312][    C1]  kfree+0x2b4/0x4d0
[  648.065365][    C1]  snd_usbmidi_rawmidi_free+0xbd/0x130
[  648.070891][    C1]  snd_rawmidi_free.part.0+0x398/0x560
[  648.076368][    C1]  snd_rawmidi_dev_free+0x3e/0x60
[  648.081465][    C1]  __snd_device_free+0x1a7/0x410
[  648.086409][    C1]  snd_device_free_all+0xf3/0x220
[  648.091455][    C1]  release_card_device+0x77/0x1d0
[  648.096581][    C1]  device_release+0xa4/0x240
[  648.101191][    C1]  kobject_put+0x1e7/0x5a0
[  648.105625][    C1]  put_device+0x1f/0x30
[  648.109794][    C1]  snd_card_free+0x11a/0x190
[  648.114397][    C1]  usb_audio_probe+0x1507/0x3cf0
[  648.119357][    C1]  usb_probe_interface+0x303/0xa40
[  648.124494][    C1]  really_probe+0x241/0xa90
[  648.129024][    C1]  __driver_probe_device+0x1de/0x440
[  648.134344][    C1]  driver_probe_device+0x4c/0x1b0
[  648.139534][    C1]  __device_attach_driver+0x1df/0x310
[  648.144943][    C1]  bus_for_each_drv+0x159/0x1e0
[  648.149818][    C1]  __device_attach+0x1e4/0x4b0
[  648.154609][    C1]  bus_probe_device+0x17f/0x1c0
[  648.159488][    C1]  device_add+0x1148/0x1aa0
[  648.164009][    C1]  usb_set_configuration+0x1187/0x1e20
[  648.169487][    C1]  usb_generic_driver_probe+0xb1/0x110
[  648.174982][    C1]  usb_probe_device+0xef/0x3e0
[  648.179765][    C1]  really_probe+0x241/0xa90
[  648.184390][    C1]  __driver_probe_device+0x1de/0x440
[  648.189721][    C1]  driver_probe_device+0x4c/0x1b0
[  648.194797][    C1]  __device_attach_driver+0x1df/0x310
[  648.200293][    C1]  bus_for_each_drv+0x159/0x1e0
[  648.205250][    C1]  __device_attach+0x1e4/0x4b0
[  648.210128][    C1]  bus_probe_device+0x17f/0x1c0
[  648.215087][    C1]  device_add+0x1148/0x1aa0
[  648.219601][    C1]  usb_new_device+0xd07/0x1a60
[  648.224395][    C1]  hub_event+0x2f34/0x4fe0
[  648.228831][    C1]  process_one_work+0x9cf/0x1b70
[  648.233781][    C1]  worker_thread+0x6c8/0xf10
[  648.238404][    C1]  kthread+0x3c5/0x780
[  648.242540][    C1]  ret_from_fork+0x56d/0x730
[  648.247143][    C1]  ret_from_fork_asm+0x1a/0x30
[  648.251932][    C1] 
[  648.254251][    C1] The buggy address belongs to the object at ffff88805ccd6800
[  648.254251][    C1]  which belongs to the cache kmalloc-512 of size 512
[  648.268487][    C1] The buggy address is located 323 bytes inside of
[  648.268487][    C1]  freed 512-byte region [ffff88805ccd6800, ffff88805ccd6a00)
[  648.282306][    C1] 
[  648.284639][    C1] The buggy address belongs to the physical page:
[  648.291047][    C1] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x5ccd4
[  648.299813][    C1] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[  648.308324][    C1] anon flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
[  648.316322][    C1] page_type: f5(slab)
[  648.320321][    C1] raw: 00fff00000000040 ffff88801b841c80 0000000000000000 dead000000000001
[  648.328923][    C1] raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000
[  648.337530][    C1] head: 00fff00000000040 ffff88801b841c80 0000000000000000 dead000000000001
[  648.346220][    C1] head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000
[  648.354907][    C1] head: 00fff00000000002 ffffea0001733501 00000000ffffffff 00000000ffffffff
[  648.363592][    C1] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004
[  648.372273][    C1] page dumped because: kasan: bad access detected
[  648.378780][    C1] page_owner tracks the page as allocated
[  648.384496][    C1] page last allocated via order 2, migratetype Unmovable, gfp_mask 0x52820(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 6287, tgid 6287 (syz-executor), ts 181369771590, free_ts 181363057805
[  648.404068][    C1]  post_alloc_hook+0x1c0/0x230
[  648.408985][    C1]  get_page_from_freelist+0x132b/0x38e0
[  648.414562][    C1]  __alloc_frozen_pages_noprof+0x261/0x23f0
[  648.420493][    C1]  alloc_pages_mpol+0x1fb/0x550
[  648.425356][    C1]  new_slab+0x247/0x330
[  648.429527][    C1]  ___slab_alloc+0xcf2/0x1750
[  648.434221][    C1]  __slab_alloc.constprop.0+0x56/0xb0
[  648.439620][    C1]  __kmalloc_noprof+0x2f2/0x510
[  648.444505][    C1]  fib6_info_alloc+0x40/0x160
[  648.449195][    C1]  ip6_route_info_create+0x14c/0x870
[  648.454488][    C1]  ip6_route_add.part.0+0x22/0x1d0
[  648.459624][    C1]  ip6_route_add+0x45/0x60
[  648.464062][    C1]  addrconf_prefix_route+0x2fd/0x510
[  648.469357][    C1]  addrconf_notify+0x12c6/0x19e0
[  648.474315][    C1]  notifier_call_chain+0xbc/0x410
[  648.479368][    C1]  call_netdevice_notifiers_info+0xbe/0x140
[  648.483695][    C0] sched: DL replenish lagged too much
[  648.490708][    C1] page last free pid 5524 tgid 5524 stack trace:
[  648.497055][    C1]  __free_frozen_pages+0x7d5/0x10f0
[  648.502285][    C1]  skb_free_head+0x114/0x210
[  648.506987][    C1]  skb_release_data+0x795/0x9e0
[  648.511868][    C1]  consume_skb+0xbf/0x100
[  648.516209][    C1]  __unix_dgram_recvmsg+0x779/0xc30
[  648.521434][    C1]  unix_seqpacket_recvmsg+0x11c/0x170
[  648.526822][    C1]  sock_recvmsg+0x1f9/0x250
[  648.531340][    C1]  sock_read_iter+0x2b9/0x3b0
[  648.536208][    C1]  do_iter_readv_writev+0x743/0x9e0
[  648.541463][    C1]  vfs_readv+0x4cb/0x8b0
[  648.545725][    C1]  do_readv+0x28c/0x340
[  648.549900][    C1]  do_syscall_64+0xcd/0x4e0
[  648.554409][    C1]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  648.560373][    C1] 
[  648.562687][    C1] Memory state around the buggy address:
[  648.568313][    C1]  ffff88805ccd6800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  648.576381][    C1]  ffff88805ccd6880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  648.584571][    C1] >ffff88805ccd6900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  648.592641][    C1]                                            ^
[  648.598804][    C1]  ffff88805ccd6980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  648.606965][    C1]  ffff88805ccd6a00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[  648.615027][    C1] ==================================================================
[  648.623086][    C1] Kernel panic - not syncing: kasan.fault=panic_on_write set ...
[  648.630805][    C1] CPU: 1 UID: 0 PID: 43 Comm: kworker/1:1 Tainted: G    B               syzkaller #0 PREEMPT(full) 
[  648.641591][    C1] Tainted: [B]=BAD_PAGE
[  648.645746][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  648.655902][    C1] Workqueue: usb_hub_wq hub_event
[  648.660950][    C1] Call Trace:
[  648.664229][    C1]  <IRQ>
[  648.667067][    C1]  dump_stack_lvl+0x3d/0x1f0
[  648.671689][    C1]  vpanic+0x6e8/0x7a0
[  648.675875][    C1]  ? __pfx_vpanic+0x10/0x10
[  648.680446][    C1]  ? snd_usbmidi_in_urb_complete+0x3e1/0x410
[  648.686468][    C1]  panic+0xca/0xd0
[  648.690229][    C1]  ? __pfx_panic+0x10/0x10
[  648.694685][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  648.700341][    C1]  ? rcu_is_watching+0x12/0xc0
[  648.705139][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  648.710792][    C1]  ? lock_release+0x201/0x2f0
[  648.715499][    C1]  ? print_report+0x2bd/0x630
[  648.720397][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  648.726055][    C1]  end_report+0x159/0x170
[  648.730393][    C1]  kasan_report+0xee/0x110
[  648.734819][    C1]  ? snd_usbmidi_in_urb_complete+0x3e1/0x410
[  648.740836][    C1]  snd_usbmidi_in_urb_complete+0x3e1/0x410
[  648.746679][    C1]  __usb_hcd_giveback_urb+0x38b/0x610
[  648.752076][    C1]  usb_hcd_giveback_urb+0x39b/0x450
[  648.757295][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  648.762949][    C1]  dummy_timer+0x1814/0x3a30
[  648.767654][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  648.773308][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  648.778960][    C1]  ? find_held_lock+0x2b/0x80
[  648.783653][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  648.789305][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  648.794956][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  648.800605][    C1]  ? debug_object_deactivate+0x1ec/0x3a0
[  648.806273][    C1]  ? __pfx_debug_object_deactivate+0x10/0x10
[  648.812272][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  648.817923][    C1]  ? __pfx_dummy_timer+0x10/0x10
[  648.822973][    C1]  ? __pfx_dummy_timer+0x10/0x10
[  648.827934][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  648.833605][    C1]  ? mark_held_locks+0x49/0x80
[  648.838404][    C1]  ? _raw_spin_unlock_irqrestore+0x52/0x80
[  648.844342][    C1]  ? __pfx_dummy_timer+0x10/0x10
[  648.849304][    C1]  __hrtimer_run_queues+0x202/0xad0
[  648.854614][    C1]  ? __pfx___hrtimer_run_queues+0x10/0x10
[  648.860367][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  648.866020][    C1]  hrtimer_run_softirq+0x17d/0x350
[  648.871169][    C1]  handle_softirqs+0x219/0x8e0
[  648.876131][    C1]  ? __pfx_handle_softirqs+0x10/0x10
[  648.881439][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  648.887094][    C1]  __irq_exit_rcu+0x109/0x170
[  648.891793][    C1]  irq_exit_rcu+0x9/0x30
[  648.896062][    C1]  sysvec_apic_timer_interrupt+0xa4/0xc0
[  648.901810][    C1]  </IRQ>
[  648.904738][    C1]  <TASK>
[  648.907675][    C1]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[  648.913673][    C1] RIP: 0010:console_flush_all+0x9a2/0xc60
[  648.919417][    C1] Code: 00 e8 a2 d3 28 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 20 e8 20 00 48 85 db 0f 85 55 01 00 00 e8 a2 ec 20 00 fb 4c 89 e0 <48> c1 e8 03 42 80 3c 38 00 0f 84 11 ff ff ff 4c 89 e7 e8 77 5f 86
[  648.939042][    C1] RSP: 0018:ffffc90000b37428 EFLAGS: 00000293
[  648.945120][    C1] RAX: ffffffff8f2f1658 RBX: 0000000000000000 RCX: ffffffff819aad70
[  648.953102][    C1] RDX: ffff88801eab5a00 RSI: ffffffff819aad7e RDI: 0000000000000007
[  648.961166][    C1] RBP: 0000000000000001 R08: 0000000000000007 R09: 0000000000000000
[  648.969141][    C1] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8f2f1658
[  648.977132][    C1] R13: ffffffff8f2f1600 R14: ffffc90000b374b8 R15: dffffc0000000000
[  648.985201][    C1]  ? console_flush_all+0x990/0xc60
[  648.990336][    C1]  ? console_flush_all+0x99e/0xc60
[  648.995557][    C1]  ? console_flush_all+0x99e/0xc60
[  649.000692][    C1]  ? __pfx_console_flush_all+0x10/0x10
[  649.006169][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  649.011909][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  649.017556][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  649.023204][    C1]  ? is_printk_cpu_sync_owner+0x32/0x40
[  649.028783][    C1]  console_unlock+0xd8/0x210
[  649.033399][    C1]  ? __pfx_console_unlock+0x10/0x10
[  649.038628][    C1]  ? __entry_text_end+0x1020b6/0x1020b9
[  649.044193][    C1]  ? vprintk_emit+0x67c/0x6d0
[  649.048892][    C1]  vprintk_emit+0x418/0x6d0
[  649.053413][    C1]  ? __pfx_vprintk_emit+0x10/0x10
[  649.058559][    C1]  dev_printk_emit+0xfa/0x140
[  649.063256][    C1]  ? __pfx_dev_printk_emit+0x10/0x10
[  649.068580][    C1]  __dev_printk+0xf5/0x270
[  649.073106][    C1]  _dev_info+0xe4/0x120
[  649.077282][    C1]  ? __pfx__dev_info+0x10/0x10
[  649.082066][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  649.088165][    C1]  ? usb_match_device+0xd5/0x570
[  649.093151][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  649.098829][    C1]  ? usb_detect_static_quirks+0x335/0x3e0
[  649.104676][    C1]  ? usb_cache_string+0xf2/0x150
[  649.109645][    C1]  ? __usb_get_extra_descriptor+0x158/0x1c0
[  649.115650][    C1]  usb_new_device+0x7d6/0x1a60
[  649.120442][    C1]  ? do_raw_spin_lock+0x12c/0x2b0
[  649.125490][    C1]  ? __pfx_usb_new_device+0x10/0x10
[  649.130791][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  649.136596][    C1]  ? mark_held_locks+0x49/0x80
[  649.141398][    C1]  hub_event+0x2f34/0x4fe0
[  649.145853][    C1]  ? __pfx_hub_event+0x10/0x10
[  649.150622][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  649.156359][    C1]  ? assoc_array_walk+0x550/0x620
[  649.161489][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  649.167150][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  649.172889][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  649.178540][    C1]  ? rcu_is_watching+0x12/0xc0
[  649.183342][    C1]  process_one_work+0x9cf/0x1b70
[  649.188303][    C1]  ? __pfx_hub_event+0x10/0x10
[  649.193077][    C1]  ? __pfx_process_one_work+0x10/0x10
[  649.198551][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  649.204296][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  649.209945][    C1]  ? assign_work+0x1a0/0x250
[  649.214629][    C1]  worker_thread+0x6c8/0xf10
[  649.219329][    C1]  ? __pfx_worker_thread+0x10/0x10
[  649.224459][    C1]  kthread+0x3c5/0x780
[  649.228538][    C1]  ? __pfx_kthread+0x10/0x10
[  649.233161][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  649.238816][    C1]  ? rcu_is_watching+0x12/0xc0
[  649.243600][    C1]  ? __pfx_kthread+0x10/0x10
[  649.248220][    C1]  ret_from_fork+0x56d/0x730
[  649.252814][    C1]  ? __pfx_kthread+0x10/0x10
[  649.257413][    C1]  ret_from_fork_asm+0x1a/0x30
[  649.262338][    C1]  </TASK>
[  649.265759][    C1] Kernel Offset: disabled
[  649.270093][    C1] Rebooting in 86400 seconds..