[ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ 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... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.27' (ECDSA) to the list of known hosts. syzkaller login: [ 65.468556][ T37] audit: type=1400 audit(1625742040.679:8): avc: denied { execmem } for pid=8436 comm="syz-executor407" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 65.735158][ T36] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 65.975138][ T36] usb 1-1: Using ep0 maxpacket: 8 [ 66.095352][ T36] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 48 [ 66.105276][ T36] usb 1-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 66.114347][ T36] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 66.127511][ T36] usb 1-1: config 0 descriptor?? [ 66.145866][ T8436] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 66.625133][ C1] port100 1-1:0.0: NFC: Urb failure (status -71) [ 66.631832][ T36] ------------[ cut here ]------------ [ 66.637351][ T36] URB 000000006c437bbe submitted while active [ 66.643839][ T36] WARNING: CPU: 1 PID: 36 at drivers/usb/core/urb.c:378 usb_submit_urb+0x1271/0x1540 [ 66.653707][ T36] Modules linked in: [ 66.657915][ T36] CPU: 1 PID: 36 Comm: kworker/1:1 Tainted: G W 5.13.0-syzkaller #0 [ 66.667270][ T36] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.677454][ T36] Workqueue: usb_hub_wq hub_event [ 66.682488][ T36] RIP: 0010:usb_submit_urb+0x1271/0x1540 [ 66.688177][ T36] Code: 89 de e8 12 7b 23 fc 84 db 0f 85 91 f4 ff ff e8 55 73 23 fc 4c 89 fe 48 c7 c7 80 f1 26 8a c6 05 e8 6f 85 08 01 e8 76 60 8e 03 <0f> 0b e9 6f f4 ff ff c7 44 24 14 01 00 00 00 e9 26 f5 ff ff 41 be [ 66.707855][ T36] RSP: 0018:ffffc90001066fe8 EFLAGS: 00010282 [ 66.713925][ T36] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 66.721936][ T36] RDX: ffff8880163b81c0 RSI: ffffffff815ca6f5 RDI: fffff5200020cdef [ 66.729956][ T36] RBP: ffff88802b9c8448 R08: 0000000000000000 R09: 0000000000000000 [ 66.738017][ T36] R10: ffffffff815c452e R11: 0000000000000000 R12: ffff88802b9c8428 [ 66.746058][ T36] R13: ffff88801e900b00 R14: 00000000fffffff0 R15: ffff888024be2b00 [ 66.754038][ T36] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 66.763034][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.769709][ T36] CR2: 00005631d9025b40 CR3: 000000000be8e000 CR4: