[syzbot] Monthly net report (Feb 2024)

From: syzbot
Date: Tue Feb 27 2024 - 04:32:26 EST


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, 10 new issues were detected and 12 were fixed.
In total, 66 issues are still open and 1378 have been fixed so far.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 4149 Yes KMSAN: uninit-value in eth_type_trans (2)
https://syzkaller.appspot.com/bug?extid=0901d0cc75c3d716a3a3
<2> 971 Yes possible deadlock in __dev_queue_xmit (3)
https://syzkaller.appspot.com/bug?extid=3b165dac15094065651e
<3> 956 Yes INFO: task hung in switchdev_deferred_process_work (2)
https://syzkaller.appspot.com/bug?extid=8ecc009e206a956ab317
<4> 835 Yes INFO: task hung in rtnetlink_rcv_msg
https://syzkaller.appspot.com/bug?extid=8218a8a0ff60c19b8eae
<5> 831 Yes INFO: task hung in rfkill_global_led_trigger_worker (2)
https://syzkaller.appspot.com/bug?extid=2e39bc6569d281acbcfb
<6> 473 Yes unregister_netdevice: waiting for DEV to become free (8)
https://syzkaller.appspot.com/bug?extid=881d65229ca4f9ae8c84
<7> 437 Yes WARNING in kcm_write_msgs
https://syzkaller.appspot.com/bug?extid=52624bdfbf2746d37d70
<8> 307 Yes INFO: rcu detected stall in tc_modify_qdisc
https://syzkaller.appspot.com/bug?extid=9f78d5c664a8c33f4cce
<9> 270 No INFO: task hung in linkwatch_event (3)
https://syzkaller.appspot.com/bug?extid=d4b2f8282f84f54e87a1
<10> 257 Yes KMSAN: uninit-value in nci_rx_work
https://syzkaller.appspot.com/bug?extid=d7b4dc6cd50410152534

---
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@xxxxxxxxxxxxxxxx.

To disable reminders for individual bugs, reply with the following command:
#syz set <Ref> no-reminders

To change bug's subsystems, reply with:
#syz set <Ref> subsystems: new-subsystem

You may send multiple commands in a single email message.