linux-kernel - Re: [syzbot] possible deadlock in bpf_trace

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Message-ID: <00000000000075231705e1221b38@google.com>
Date:   Fri, 10 Jun 2022 18:38:09 -0700
From:   syzbot <syzbot+c49e17557ddb5725583d@...kaller.appspotmail.com>
To:     hdanton@...a.com, linux-kernel@...r.kernel.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] possible deadlock in bpf_trace_printk

Hello,

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

Reported-and-tested-by: syzbot+c49e17557ddb5725583d@...kaller.appspotmail.com

Tested on:

commit:         d678cbd2 xsk: Fix handling of invalid descriptors in X..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git
console output: https://syzkaller.appspot.com/x/log.txt?x=13743f27f00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=fc5a30a131480a80
dashboard link: https://syzkaller.appspot.com/bug?extid=c49e17557ddb5725583d
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
patch:          https://syzkaller.appspot.com/x/patch.diff?x=16922173f00000

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