linux-kernel - Re: [syzbot] [can?] possible deadlock in j1939_sk

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Message-ID: <000000000000f0c50706003ff6f3@google.com>
Date:   Tue, 11 Jul 2023 18:16:26 -0700
From:   syzbot <syzbot+1591462f226d9cbf0564@...kaller.appspotmail.com>
To:     astrajoan@...oo.com, davem@...emloft.net, dvyukov@...gle.com,
        edumazet@...gle.com, ivan.orlov0322@...il.com,
        kernel@...gutronix.de, kuba@...nel.org, linux-can@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux@...pel-privat.de,
        mkl@...gutronix.de, netdev@...r.kernel.org,
        o.rempel@...gutronix.de, pabeni@...hat.com, robin@...tonic.nl,
        skhan@...uxfoundation.org, socketcan@...tkopp.net,
        syzkaller-bugs@...glegroups.com, syzkaller@...glegroups.com
Subject: Re: [syzbot] [can?] possible deadlock in j1939_sk_errqueue (2)

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-and-tested-by: syzbot+1591462f226d9cbf0564@...kaller.appspotmail.com

Tested on:

commit:         3f01e9fe Merge tag 'linux-watchdog-6.5-rc2' of git://w..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
console output: https://syzkaller.appspot.com/x/log.txt?x=130a98a2a80000
kernel config:  https://syzkaller.appspot.com/x/.config?x=4c2acb092ca90577
dashboard link: https://syzkaller.appspot.com/bug?extid=1591462f226d9cbf0564
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
userspace arch: arm64
patch:          https://syzkaller.appspot.com/x/patch.diff?x=1380a782a80000

Note: testing is done by a robot and is best-effort only.