On Wed, Nov 6, 2019 at 1:32 PM syzbot <syzbot+8a8429a8b80280ff1c80@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote: > > Hello, > > syzbot found the following crash on: > > HEAD commit: b1aa9d83 usb: raw: add raw-gadget interface > git tree: https://github.com/google/kasan.git usb-fuzzer > console output: https://syzkaller.appspot.com/x/log.txt?x=153a1f8ae00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=79de80330003b5f7 > dashboard link: https://syzkaller.appspot.com/bug?extid=8a8429a8b80280ff1c80 > compiler: gcc (GCC) 9.0.0 20181231 (experimental) > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10893fcce00000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15bbaa62e00000 > > IMPORTANT: if you fix the bug, please add the following tag to the commit: > Reported-by: syzbot+8a8429a8b80280ff1c80@xxxxxxxxxxxxxxxxxxxxxxxxx > > usb 1-1: config 0 interface 0 altsetting 0 has 3 endpoint descriptors, > different from the interface descriptor's value: 4 > usb 1-1: New USB device found, idVendor=13dc, idProduct=5611, > bcdDevice=40.15 > usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 > usb 1-1: config 0 descriptor?? > hwa-hc 1-1:0.0: Wire Adapter v106.52 newer than groked v1.0 > hwa-hc 1-1:0.0: FIXME: USB_MAXCHILDREN too low for WUSB adapter (194 ports) > usb 1-1: BUG: bad host security descriptor; not enough data (2 vs 5 left) > usb 1-1: supported encryption types: ���|������� > usb 1-1: E: host doesn't support CCM-1 crypto > hwa-hc 1-1:0.0: Cannot initialize internals: -19 > > > --- > This bug is generated by a bot. It may contain errors. > See https://goo.gl/tpsmEJ for more information about syzbot. > syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. > > syzbot will keep track of this bug report. See: > https://goo.gl/tpsmEJ#status for how to communicate with syzbot. > syzbot can test patches for this bug, for details see: > https://goo.gl/tpsmEJ#testing-patches #syz dup: BUG: bad host security descriptor; not enough data (4 vs 5 left)