netdev - [syzbot] Monthly net report (Apr 2023)

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Date:   Thu, 27 Apr 2023 03:45:55 -0700
From:   syzbot <syzbot+listb31ed88c701752b673ce@...kaller.appspotmail.com>
To:     linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly net report (Apr 2023)

Hello net maintainers/developers,

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

During the period, 4 new issues were detected and 10 were fixed.
In total, 77 issues are still open and 1247 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  43630   Yes   BUG: MAX_LOCKDEP_CHAINS too low! (3)
                   https://syzkaller.appspot.com/bug?extid=8a249628ae32ea7de3a2
<2>  6296    Yes   WARNING in dev_watchdog (2)
                   https://syzkaller.appspot.com/bug?extid=d55372214aff0faa1f1f
<3>  3632    Yes   KMSAN: uninit-value in eth_type_trans (2)
                   https://syzkaller.appspot.com/bug?extid=0901d0cc75c3d716a3a3
<4>  2604    No    BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! (2)
                   https://syzkaller.appspot.com/bug?extid=9bbbacfbf1e04d5221f7
<5>  815     Yes   INFO: task hung in switchdev_deferred_process_work (2)
                   https://syzkaller.appspot.com/bug?extid=8ecc009e206a956ab317
<6>  431     Yes   INFO: task hung in rtnetlink_rcv_msg
                   https://syzkaller.appspot.com/bug?extid=8218a8a0ff60c19b8eae
<7>  347     Yes   KMSAN: uninit-value in IP6_ECN_decapsulate
                   https://syzkaller.appspot.com/bug?extid=bf7e6250c7ce248f3ec9
<8>  318     Yes   WARNING in kcm_write_msgs
                   https://syzkaller.appspot.com/bug?extid=52624bdfbf2746d37d70
<9>  288     No    KMSAN: uninit-value in __hw_addr_add_ex
                   https://syzkaller.appspot.com/bug?extid=cec7816c907e0923fdcc
<10> 272     Yes   BUG: MAX_LOCKDEP_KEYS too low! (2)
                   https://syzkaller.appspot.com/bug?extid=a70a6358abd2c3f9550f

---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
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