syzbot


BUG: bad host encryption descriptor; descriptor is too short (1 vs 5 needed)

Status: closed as dup on 2020/02/28 12:53
Subsystems: usb
[Documentation on labels]
Reported-by: syzbot+2470d4931705e03b0977@syzkaller.appspotmail.com
First crash: 1518d, last: 1518d
Duplicate of
Title Repro Cause bisect Fix bisect Count Last Reported
BUG: bad host security descriptor; not enough data (4 vs 5 left) usb C 3 1521d 1627d
Discussions (1)
Title Replies (including bot) Last reply
BUG: bad host encryption descriptor; descriptor is too short (1 vs 5 needed) 1 (2) 2020/02/28 12:52
Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream BUG: bad host encryption descriptor; descriptor is too short (0 vs 5 needed) usb C 8 1495d 1641d 0/26 closed as dup on 2019/11/19 14:41
upstream BUG: bad host encryption descriptor; descriptor is too short (3 vs 5 needed) usb C 1 1524d 1522d 0/26 closed as dup on 2020/02/24 13:31

Sample crash report:
usb 1-1: config 0 interface 0 altsetting 0 has 2 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
usb 1-1: BUG: bad host encryption descriptor; descriptor is too short (1 vs 5 needed)
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

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/02/28 10:26 https://github.com/google/kasan.git usb-fuzzer d6ff8147a51c c88c7b75 .config console log report syz C ci2-upstream-usb
* Struck through repros no longer work on HEAD.