netdev - Re: [syzbot] [bpf?] WARNING in reg_bounds_sanity

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Message-ID: <68694c7c.a00a0220.c7b3.0042.GAE@google.com>
Date: Sat, 05 Jul 2025 09:02:04 -0700
From: syzbot <syzbot+c711ce17dd78e5d4fdcf@...kaller.appspotmail.com>
To: 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, netdev@...r.kernel.org, 
	paul.chaignon@...il.com, sdf@...ichev.me, song@...nel.org, 
	syzkaller-bugs@...glegroups.com, yonghong.song@...ux.dev
Subject: Re: [syzbot] [bpf?] WARNING in reg_bounds_sanity_check

syzbot has bisected this issue to:

commit 0df1a55afa832f463f9ad68ddc5de92230f1bc8a
Author: Paul Chaignon <paul.chaignon@...il.com>
Date:   Tue Jul 1 18:36:15 2025 +0000

    bpf: Warn on internal verifier errors

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1693cf70580000
start commit:   cce3fee729ee selftests/bpf: Enable dynptr/test_probe_read_..
git tree:       bpf-next
final oops:     https://syzkaller.appspot.com/x/report.txt?x=1593cf70580000
console output: https://syzkaller.appspot.com/x/log.txt?x=1193cf70580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=79da270cec5ffd65
dashboard link: https://syzkaller.appspot.com/bug?extid=c711ce17dd78e5d4fdcf
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1594e48c580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1159388c580000

Reported-by: syzbot+c711ce17dd78e5d4fdcf@...kaller.appspotmail.com
Fixes: 0df1a55afa83 ("bpf: Warn on internal verifier errors")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection