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

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Message-ID: <68f7c8f7.050a0220.346f24.0023.GAE@google.com>
Date: Tue, 21 Oct 2025 10:55:03 -0700
From: syzbot <syzbot+b0cff308140f79a9c4cb@...kaller.appspotmail.com>
To: chandna.sahil@...il.com, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [bpf?] WARNING in bpf_bprintf_prepare (3)

Hello,

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

Reported-by: syzbot+b0cff308140f79a9c4cb@...kaller.appspotmail.com
Tested-by: syzbot+b0cff308140f79a9c4cb@...kaller.appspotmail.com

Tested on:

commit:         1c64efcb Merge tag 'rust-rustfmt' of git://git.kernel...
git tree:       bpf
console output: https://syzkaller.appspot.com/x/log.txt?x=10d003e2580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=9ad7b090a18654a7
dashboard link: https://syzkaller.appspot.com/bug?extid=b0cff308140f79a9c4cb
compiler:       Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
patch:          https://syzkaller.appspot.com/x/patch.diff?x=15f15492580000

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