netdev - Fw: [Bug 216694] New: [Syzkaller & bisect] There is inet_csk_get

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Message-ID: <20221116085854.0dcfa44d@hermes.local>
Date:   Wed, 16 Nov 2022 08:58:54 -0800
From:   Stephen Hemminger <stephen@...workplumber.org>
To:     netdev@...r.kernel.org
Subject: Fw: [Bug 216694] New: [Syzkaller & bisect] There is
 inet_csk_get_port WARNING in v6.1-rc4 kernel



Begin forwarded message:

Date: Wed, 16 Nov 2022 08:44:26 +0000
From: bugzilla-daemon@...nel.org
To: stephen@...workplumber.org
Subject: [Bug 216694] New: [Syzkaller & bisect] There is inet_csk_get_port WARNING in v6.1-rc4 kernel


https://bugzilla.kernel.org/show_bug.cgi?id=216694

            Bug ID: 216694
           Summary: [Syzkaller & bisect] There is inet_csk_get_port
                    WARNING in v6.1-rc4 kernel
           Product: Networking
           Version: 2.5
    Kernel Version: v6.1-rc4
          Hardware: All
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: Other
          Assignee: stephen@...workplumber.org
          Reporter: pengfei.xu@...el.com
        Regression: No

"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"

Reproduced code from syzkaller, kconfig and full information is in the link:
https://github.com/xupengfe/syzkaller_logs/tree/main/221108_215733_inet_csk_get_port


Related discusstion link in LKML community:
https://lore.kernel.org/lkml/Y2xyHM1fcCkh9AKU@xpf.sh.intel.com/ 

Thanks!

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