linux-kernel - [Syzkaller] There is inet_csk_get

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Message-ID: <Y2xyHM1fcCkh9AKU@xpf.sh.intel.com>
Date:   Thu, 10 Nov 2022 11:38:04 +0800
From:   Pengfei Xu <pengfei.xu@...el.com>
To:     <joannelkoong@...il.com>
CC:     <linux-kernel@...r.kernel.org>, <heng.su@...el.com>,
        <pengfei.xu@...el.com>
Subject: [Syzkaller] There is inet_csk_get_port WARNING in v6.1-rc4 kernel

Hi Joanne Koong and net developer,

Greeting!

Soft remind: "WARNING inet_csk_get_port" is found in v6.1-rc4 kernel.

And first bad commit is: 28044fc1d4953b07acec0da4d2fc4784c57ea6fb
"net: Add a bhash2 table hashed by port and address"

Reproduce code from syzkaller, kconfig and bisect info are in attached.
Full information is in the link:
https://github.com/xupengfe/syzkaller_logs/tree/main/221108_215733_inet_csk_get_port

Thanks!
BR.

View attachment "bisect_info.log" of type "text/plain" (3220 bytes)

View attachment "repro.c" of type "text/plain" (1229 bytes)

View attachment "kconfig" of type "text/plain" (278992 bytes)