linux-kernel - Re: [syzbot] [bpf?] WARNING in __mark_chain

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Date:   Sun, 10 Dec 2023 09:31:06 -0800
From:   syzbot <syzbot+4d6330e14407721955eb@...kaller.appspotmail.com>
To:     andrii.nakryiko@...il.com, andrii@...nel.org, ast@...nel.org,
        bpf@...r.kernel.org, daniel@...earbox.net, eddyz87@...il.com,
        haoluo@...gle.com, john.fastabend@...il.com, jolsa@...nel.org,
        kpsingh@...nel.org, linux-kernel@...r.kernel.org,
        martin.lau@...ux.dev, sdf@...gle.com, song@...nel.org,
        syzkaller-bugs@...glegroups.com, yonghong.song@...ux.dev
Subject: Re: [syzbot] [bpf?] WARNING in __mark_chain_precision (3)

Hello,

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

Reported-and-tested-by: syzbot+4d6330e14407721955eb@...kaller.appspotmail.com

Tested on:

commit:         482d548d bpf: handle fake register spill to stack with..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git
console output: https://syzkaller.appspot.com/x/log.txt?x=16064fcae80000
kernel config:  https://syzkaller.appspot.com/x/.config?x=f8715b6ede5c4b90
dashboard link: https://syzkaller.appspot.com/bug?extid=4d6330e14407721955eb
compiler:       gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40

Note: no patches were applied.
Note: testing is done by a robot and is best-effort only.