From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 43EC53FF1 for ; Sat, 7 Dec 2024 01:01:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733533264; cv=none; b=fJLpDH/WtA2AynQdgiaSFgh6aRHCrjIAfc/rViu9tG27jy1cAdjwWT4A/8Je8avDzk5eEbt9KD62yvPnKkn5ngmKREnCvDS6itCLej86uUIrCeV+M3EEkY+Y282/WlBYmPlUPDXXPtBqC8raGsx8VCbUxsJJHu2YxTa5njyoN9I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733533264; c=relaxed/simple; bh=u5nYSuuVesD6h7IbFSGckAHDRhurDNBarUCwXsucC0s=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=gpdqwTK5mpC4fkhpi+Wt9OFtcsoCizbA4mqIIfE3W46kmfXhzHPAz1oWpq7FySLfEzMEcBGR0Wx83PzA5zp7xZKxXUpIU+Eeiz7LH3Bnx6ORw/qr1SiYHE5AmXGEgVFrqJylKaXdKqySYgh3bfJyChMqc9r8t1dQ/tV2N3BM88A= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.199 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f199.google.com with SMTP id e9e14a558f8ab-3a7cf41b54eso51380775ab.2 for ; Fri, 06 Dec 2024 17:01:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733533262; x=1734138062; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=JvbLDdytkVXjmJCFEeXCmgooAVyAASqwNDMq6NqMYEQ=; b=Z6Q56f/6NQt9bmGrTYFCgoiB1jNaWn7bM3rI4m6LQeeIE4NDtR4p4lWpj1r5PnNmEK xbnFLX+maL42gFNlxYwInhchDkebq33fxwl+vPgOP8CFLGuDHTwDJg6fH7i1ETG2Ld31 5BLERnFYtEPx7+PmGdAZ0M/D0p+NCGyeQRNqIatLnzXxwrIQk7+mkKJYozhMexEcw5GA YG8e+hd9O1/02X63W+Vk4cGs71Tv5FtoZWlZHzvzBu3B+tJ/PZwsLf86XkmKeAZxBFIz lLbWj1MEfG5MFFCtiZweSbCU2MwdNJO0DIgUjgGoluajI/SlmEkWFJtEJ6iul1lCNrJ5 bLzA== X-Forwarded-Encrypted: i=1; AJvYcCWi7OAJDfPb5hfAk3PrQIDhlYavHJDTYI1V+vgkaIJfhuQNS9MNT/bE153P4//W03CUw1U=@vger.kernel.org X-Gm-Message-State: AOJu0Yx/SoxOKFMhisGu7yDhwfupOILxSvk4BD3WihyATv88lj3LNSSh R16yHl/CIOq/2g73dIXsgqkUd375Q37RLkyuADSX/rOFNNbQL/jyenu+z4T5B6GpA+ZF17MFDP+ vqxf8t4EB2D4Q4DjzlWijaHPPepdpmc3dVMEH1duYL+mvac5up9K0mHg= X-Google-Smtp-Source: AGHT+IGWwrqQngiWMnwECL++Pbfxx6p8Bbp69VM3OYAspBdp6DqhMaIJQSDxdHce6v0Fp9jvolV/mRx9u6SQnKRscTy5tRUzIiys Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:13a7:b0:3a7:8720:9ea4 with SMTP id e9e14a558f8ab-3a811d77228mr65586115ab.5.1733533262498; Fri, 06 Dec 2024 17:01:02 -0800 (PST) Date: Fri, 06 Dec 2024 17:01:02 -0800 In-Reply-To: <67530069.050a0220.2477f.0003.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67539e4e.050a0220.2477f.000c.GAE@google.com> Subject: Re: [syzbot] [bpf?] general protection fault in bpf_prog_array_delete_safe From: syzbot To: andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, eddyz87@gmail.com, haoluo@google.com, john.fastabend@gmail.com, jolsa@kernel.org, kpsingh@kernel.org, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, martin.lau@linux.dev, mathieu.desnoyers@efficios.com, mattbobrowski@google.com, mhiramat@kernel.org, netdev@vger.kernel.org, olsajiri@gmail.com, rostedt@goodmis.org, sdf@fomichev.me, song@kernel.org, syzkaller-bugs@googlegroups.com, yonghong.song@linux.dev Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 0ee288e69d033850bc87abe0f9cc3ada24763d7f Author: Jiri Olsa Date: Wed Oct 23 20:03:52 2024 +0000 bpf,perf: Fix perf_event_detach_bpf_prog error handling bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=103530f8580000 start commit: e2cf913314b9 Merge branch 'fixes-for-stack-with-allow_ptr_.. git tree: bpf final oops: https://syzkaller.appspot.com/x/report.txt?x=123530f8580000 console output: https://syzkaller.appspot.com/x/log.txt?x=143530f8580000 kernel config: https://syzkaller.appspot.com/x/.config?x=fb680913ee293bcc dashboard link: https://syzkaller.appspot.com/bug?extid=2e0d2840414ce817aaac syz repro: https://syzkaller.appspot.com/x/repro.syz?x=132a2020580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1291d0f8580000 Reported-by: syzbot+2e0d2840414ce817aaac@syzkaller.appspotmail.com Fixes: 0ee288e69d03 ("bpf,perf: Fix perf_event_detach_bpf_prog error handling") For information about bisection process see: https://goo.gl/tpsmEJ#bisection