From: syzbot <syzbot+list35792fb0680f47cc36a7@syzkaller.appspotmail.com>
To: linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org,
syzkaller-bugs@googlegroups.com
Subject: [syzbot] Monthly usb report (Apr 2026)
Date: Wed, 01 Apr 2026 00:42:24 -0700 [thread overview]
Message-ID: <69cccc60.050a0220.183828.003e.GAE@google.com> (raw)
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 1 were fixed.
In total, 80 issues are still open and 415 have already been fixed.
Some of the still happening issues:
Ref Crashes Repro Title
<1> 6855 Yes INFO: task hung in lbs_remove_card
https://syzkaller.appspot.com/bug?extid=c99d17aa44dbdba16ad2
<2> 5232 Yes WARNING in usb_free_urb
https://syzkaller.appspot.com/bug?extid=b466336413a1fba398a5
<3> 3941 Yes KASAN: use-after-free Read in v4l2_fh_open
https://syzkaller.appspot.com/bug?extid=b2391895514ed9ef4a8e
<4> 3547 Yes WARNING in cm109_urb_irq_callback/usb_submit_urb
https://syzkaller.appspot.com/bug?extid=2d6d691af5ab4b7e66df
<5> 2716 Yes possible deadlock in input_inject_event
https://syzkaller.appspot.com/bug?extid=79c403850e6816dc39cf
<6> 2701 Yes INFO: task hung in usbdev_open (2)
https://syzkaller.appspot.com/bug?extid=b73659f5bb96fac34820
<7> 2177 Yes INFO: task hung in jbd2_journal_commit_transaction (5)
https://syzkaller.appspot.com/bug?extid=3071bdd0a9953bc0d177
<8> 1441 Yes WARNING in enable_work
https://syzkaller.appspot.com/bug?extid=7053fbd8757fecbbe492
<9> 1436 Yes KASAN: use-after-free Read in em28xx_init_extension (2)
https://syzkaller.appspot.com/bug?extid=99d6c66dbbc484f50e1c
<10> 1400 No KASAN: vmalloc-out-of-bounds Read in kcov_remote_start
https://syzkaller.appspot.com/bug?extid=8a173e13208949931dc7
---
This report 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.
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reply other threads:[~2026-04-01 7:42 UTC|newest]
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