[ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.215' (ECDSA) to the list of known hosts. syzkaller login: [ 69.753589][ T5] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 70.013499][ T5] usb 1-1: Using ep0 maxpacket: 16 [ 70.134009][ T5] usb 1-1: config 0 has an invalid interface number: 138 but max is 1 [ 70.142348][ T5] usb 1-1: config 0 has no interface number 1 [ 70.148924][ T5] usb 1-1: config 0 interface 138 altsetting 9 has an invalid endpoint with address 0x0, skipping [ 70.160591][ T5] usb 1-1: config 0 interface 138 has no altsetting 0 [ 70.323620][ T5] usb 1-1: New USB device found, idVendor=11ba, idProduct=1003, bcdDevice=3b.05 [ 70.332766][ T5] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 70.342010][ T5] usb 1-1: Product: syz [ 70.346415][ T5] usb 1-1: Manufacturer: syz [ 70.351034][ T5] usb 1-1: SerialNumber: syz [ 70.363563][ T5] usb 1-1: config 0 descriptor?? [ 70.407222][ T5] pvrusb2: Hardware description: OnAir Creator Hybrid USB tuner [ 70.417027][ T5] usb 1-1: selecting invalid altsetting 0 [ 70.428715][ T5] pvrusb2: Hardware description: OnAir Creator Hybrid USB tuner [ 70.677844][ T2088] pvrusb2: Invalid read control endpoint [ 70.684278][ T2088] ------------[ cut here ]------------ [ 70.689842][ T2088] URB 00000000f89cc6c8 submitted while active [ 70.698092][ T2088] WARNING: CPU: 0 PID: 2088 at drivers/usb/core/urb.c:378 usb_submit_urb+0x14e2/0x18a0 [ 70.709621][ T2088] Modules linked in: [ 70.723276][ T2088] CPU: 0 PID: 2088 Comm: pvrusb2-context Not tainted 5.15.0-rc3-syzkaller #0 [ 70.732094][ T2088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.761906][ T2088] RIP: 0010:usb_submit_urb+0x14e2/0x18a0 [ 70.771724][ T2088] Code: 89 de e8 31 60 1b fc 84 db 0f 85 a9 f3 ff ff e8 e4 59 1b fc 4c 89 fe 48 c7 c7 20 cf 28 8a c6 05 30 3a ff 07 01 e8 ca ed 97 03 <0f> 0b e9 87 f3 ff ff 41 be ed ff ff ff e9 7c f3 ff ff e8 b7 59 1b [ 70.792460][ T2088] RSP: 0018:ffffc900064a6f78 EFLAGS: 00010282 [ 70.799088][ T2088] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 70.808188][ T2088] RDX: ffff88801f4a9c80 RSI: ffffffff815dae48 RDI: fffff52000c94de1 [ 70.816835][ T2088] RBP: 00000000c0008200 R08: 0000000000000000 R09: 0000000000000000 [ 70.825567][ T2088] R10: ffffffff