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
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