[syzbot] Monthly usb report (Jul 2023)

From: syzbot
Date: Mon Jul 03 2023 - 05:04:00 EST


Hello usb maintainers/developers,

This is a 31-day syzbot report for the usb subsystem.
All related reports/information can be found at:
https://syzkaller.appspot.com/upstream/s/usb

During the period, 4 new issues were detected and 0 were fixed.
In total, 71 issues are still open and 319 have been fixed so far.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 2469 Yes KMSAN: uninit-value in dib3000mb_attach (2)
https://syzkaller.appspot.com/bug?extid=c88fc0ebe0d5935c70da
<2> 1978 Yes KMSAN: uninit-value in mii_nway_restart
https://syzkaller.appspot.com/bug?extid=1f53a30781af65d2c955
<3> 1931 Yes WARNING in firmware_fallback_sysfs
https://syzkaller.appspot.com/bug?extid=95f2e2439b97575ec3c0
<4> 963 Yes WARNING in smsusb_term_device
https://syzkaller.appspot.com/bug?extid=40ac6e73326e79ee8ecb
<5> 844 Yes INFO: task hung in usb_get_descriptor (2)
https://syzkaller.appspot.com/bug?extid=e8db9d9e65feff8fa471
<6> 415 Yes INFO: task hung in hub_port_init (3)
https://syzkaller.appspot.com/bug?extid=b6f11035e572f08bc20f
<7> 316 Yes INFO: task hung in r871xu_dev_remove
https://syzkaller.appspot.com/bug?extid=f39c1dad0b7db49ca4a8
<8> 314 Yes INFO: task hung in usbdev_open (2)
https://syzkaller.appspot.com/bug?extid=b73659f5bb96fac34820
<9> 238 Yes INFO: task hung in netdev_run_todo (2)
https://syzkaller.appspot.com/bug?extid=9d77543f47951a63d5c1
<10> 200 No INFO: task hung in hub_event (3)
https://syzkaller.appspot.com/bug?extid=a7edecbf389d11a369d4

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