lkml.org 
[lkml]   [2019]   [Dec]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectBUG: bad host security descriptor; not enough data (3 vs 5 left)
From
Hello,

syzbot found the following crash on:

HEAD commit: 4cc037ec usb: gadget: add raw-gadget interface
git tree: https://github.com/google/kasan.git usb-fuzzer
console output: https://syzkaller.appspot.com/x/log.txt?x=17597049e00000
kernel config: https://syzkaller.appspot.com/x/.config?x=a2d3f61a19fd0cf1
dashboard link: https://syzkaller.appspot.com/bug?extid=7b2f76fab6cdba59689b
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1724ae99e00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17ed23a6e00000

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+7b2f76fab6cdba59689b@syzkaller.appspotmail.com

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=2f.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 (3 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: Wireless USB HWA host controller
hwa-hc 1-1:0.0: new USB bus registered, assigned bus number 11


---
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@googlegroups.com.

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

\
 
 \ /
  Last update: 2019-12-17 14:15    [W:0.028 / U:0.292 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site