From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f200.google.com (mail-oi1-f200.google.com [209.85.167.200]) (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 584B548987C for ; Fri, 31 Jul 2026 22:55:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785538503; cv=none; b=dMrGbOOcWj+SRTqNnuvU25teGZDmzt52hq8X9oq0U7+J8HiK0cahI3mI2Y3C66CSgamlidqdElXvcKJL/4/krM9RYaIfu+YakXo75QpqfQIRC3++yhea7hEYSRlmlYNOnMlwevuhdoci6SR2/4a/NB/Cv4FdygTorl2G4yCK42A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785538503; c=relaxed/simple; bh=ZTWzleNbU+eMf8pkztFJQNufhHVWxxGuHYzd7BHc9Tw=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=SVb14RvtqfZMCCii0qnjbTBFzmHDVLzT+0bVEueBrBWFAZy4aq05BiWBKsZv0MS8e6jH4TuH8o/M+7fsdXh+1+uHm+x6f+QjvvQwoexlVMq6x5GS6uPF4cNO7J9T39YrUCkwtVH1N5xjU3eI1boJgaObePH9stMbBqJW1pKgqP8= 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=209.85.167.200 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-oi1-f200.google.com with SMTP id 5614622812f47-485ebc5706cso3317353b6e.0 for ; Fri, 31 Jul 2026 15:55:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1785538501; x=1786143301; h=content-type:to:from:subject:message-id:in-reply-to:date :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to:content-type; bh=Kw6kFQFlc/mBUiWqPG38FC4x4pB3KfPEF52eHfGcoBU=; b=r+k9mJ/9vj5xGcx/RllsMu+DehUpubPEwEPe34uKkEndzGH8LHsx7yuwQiMoOd6zXZ DNVAAF3fxiQVO7VDFDo9LqxzCY8np5dtXulfoNovpNHhucg4TdzzVCM1BdnqzK/Ejdvh xEua+zO1OhCMB4lz7wuySejyfML9KsuaKdPgec+rfRXxjwJ705FvhkVlTtWuZPvoHYeB CQEBr6TeoxpPI2rjf5EaDhlq2q/3BZgg/66EM8LiVW4jayZFw+zETu1ddTEQp1inU4dK V6ir1mqi8DWHtkzq0W7l/VRqC1Ydd32ZE2E/oexO2sVdXPhV5L/eYQ7Aexanb8dS8wGh drIA== X-Forwarded-Encrypted: i=1; AHgh+RrdBN8dEFSEPeweiFChvXxkfrT87RqASZA2ycL4FMCKPpphm2aV5Dc7GI+QuB3TCZMj6pf/8WOgpW4=@vger.kernel.org X-Gm-Message-State: AOJu0Yzh/x1qnLM1Xz2RxhPUhALdnJ9RrxUG8qYcHtuPMj+Jx5u1BQFW 5FrxFaqPgyqb9/tvo5NSZv9Ucbjkr7qg3kCX0MUBQaiwaJ7MrIPy+bDi6eDAWE89C3aKTGx8e9L PX3G1WwBy26Ckn8Q7xNLmVuU2EIuqpZKDUun/D8Gh6svtedcJEU183JKvQ5I= Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:10d4:b0:492:7abc:422e with SMTP id 5614622812f47-4ae31908dc8mr5280873b6e.13.1785538501339; Fri, 31 Jul 2026 15:55:01 -0700 (PDT) Date: Fri, 31 Jul 2026 15:55:01 -0700 In-Reply-To: <6a6cd7bd.1aa927e4.17d4bf.0004.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a6d27c5.f794c993.27aeb.0005.GAE@google.com> Subject: Re: [syzbot] [usb?] WARNING in usb_ep_enable From: syzbot To: crwulff@gmail.com, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 973a57891608a98e894db2887f278777f564de18 Author: Chris Wulff Date: Thu Jul 25 01:04:20 2024 +0000 usb: gadget: core: Check for unset descriptor bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=136cf5b9580000 start commit: 11028ab62899 Merge tag 'probes-fixes-v7.2-rc5' of git://gi.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=10ecf5b9580000 console output: https://syzkaller.appspot.com/x/log.txt?x=176cf5b9580000 kernel config: https://syzkaller.appspot.com/x/.config?x=cb17729fb04b1e3a dashboard link: https://syzkaller.appspot.com/bug?extid=7b70c4a6021fd49c4151 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13074aea580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=161271b9580000 Reported-by: syzbot+7b70c4a6021fd49c4151@syzkaller.appspotmail.com Fixes: 973a57891608 ("usb: gadget: core: Check for unset descriptor") For information about bisection process see: https://goo.gl/tpsmEJ#bisection