Re: [syzbot] [net] INFO: task hung in tun_chr_close (5)

From: syzbot
Date: Sun Jan 05 2025 - 10:45:09 EST


syzbot has bisected this issue to:

commit 5a781ccbd19e4664babcbe4b4ead7aa2b9283d22
Author: Vinicius Costa Gomes <vinicius.gomes@xxxxxxxxx>
Date: Sat Sep 29 00:59:43 2018 +0000

tc: Add support for configuring the taprio scheduler

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11535418580000
start commit: 7ed2d9158877 qed: fix possible uninit pointer read in qed_..
git tree: net
final oops: https://syzkaller.appspot.com/x/report.txt?x=13535418580000
console output: https://syzkaller.appspot.com/x/log.txt?x=15535418580000
kernel config: https://syzkaller.appspot.com/x/.config?x=fee25f93665c89ac
dashboard link: https://syzkaller.appspot.com/bug?extid=b0ae8f1abf7d891e0426
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=112374f8580000

Reported-by: syzbot+b0ae8f1abf7d891e0426@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: 5a781ccbd19e ("tc: Add support for configuring the taprio scheduler")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection