From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) (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 9C2E5158A27 for ; Wed, 24 Jul 2024 12:57:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721825824; cv=none; b=LD4Jae3OxQkq4cg2spXYHzubs2o98cvyyb82vq6D22nHPUOj7CtpI9Pi405XxXohLQ8Z1x/fR01UtU8JFMDUgb3gV3QbtLWyqsM5VxDYiQMdDqiMQts1gPzSRw91enQ40hn0UVxrnIADr+UOdyqPzoCVxvdE5p0c/za/s/B8B0A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721825824; c=relaxed/simple; bh=eMO9oaTYJTw7/pYmgEFRo+hnx7JERKfTjoDMEGw7rvk=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=oDGmykgZUxqilvYFC5tXsZkA/xlCECfF3y1uBGQlO0mRwlKJJPWApadeIw6yGNQxvgy+EMojIbY01CDuWjeIvKtttEqv7OaDw1fMScKetAwSMfLDBh4Ag0vQIiACJUnj/4x8OKLCt5GZBVMbW6sjVuN3wDSGB6GN6CJEr1o/WTg= 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=209.85.166.71 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-io1-f71.google.com with SMTP id ca18e2360f4ac-8152f0c63c4so102362039f.0 for ; Wed, 24 Jul 2024 05:57:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721825823; x=1722430623; 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=sWF/vEehNNZ8eqC7U5IQ3mszOLthKw898Ewf4PdqwSg=; b=sKKY8TNGQ69YjBsyTbkFLRudrf+d27kXUCxr3uGoANZNkaNGhyBb7TCt392hhYY9lN yzd1aPDJfQozNXeM7+O3RZTTAUvv19z4zpFc9RjgNecUVhxYKWj2xhygkYObV+nhK64/ uhJYQs78+03F3OXMFF2BJ/lIEO8auIJISuGibRjVRqQOop05v4X4xrsqSLPMmJiWs9gn nFixzK6US0hy2J7BRHH2wBg9HiJWipMibkbO0zemf+plMtbuaoTyCTjJJYS5/gZfWKB2 fK+XnBUR87OXkc9UQuj7WpQEfvW2vG70pq0XzJ5vXvkoynyokS2zhytX/3bPI/9HI7cW PAMA== X-Forwarded-Encrypted: i=1; AJvYcCUu5e1fc6wXf/Kny5t77cB0Ht4dPti2LO36YbhDl+Hg9Xdwa0WRAdFnlY+GQw/tYQzRWvMw0Ze1r+ZQGyuP0DyR3TXVg293ZWtK7ZY= X-Gm-Message-State: AOJu0YyeDxAcr/Ri2fZVlRpLLzT4uUk+4TzHm6m8ZacWUdemXvU9DdD2 L2s8X8ZYiePnJ6jv43Ct5wQWLtsFBqBoaFpgcIWHoXn/CZtu4m9cFLo36r/rZ45q8Xh3Xf2Six+ p6Maz6Lp7eBvu+4XVXe2ln9gM03F7sRoTwuUcdYq5n1ox5d46J1Vm2yw= X-Google-Smtp-Source: AGHT+IE+80N05IIoyLx4suhOWzjDC4b3xUK6256qg6ywXqEciukJkJUXNqup5dDfum2WGGluw39Mcx+flqntE3d+GjVmQu9LF6j3 Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:8412:b0:4ba:f3bd:3523 with SMTP id 8926c6da1cb9f-4c28fd31a25mr100554173.2.1721825822776; Wed, 24 Jul 2024 05:57:02 -0700 (PDT) Date: Wed, 24 Jul 2024 05:57:02 -0700 In-Reply-To: <000000000000ce2dde0610db47a8@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000883205061dfdd0b3@google.com> Subject: Re: [syzbot] [media?] possible deadlock in v4l2_ctrl_handler_log_status From: syzbot To: benjamin.gaignard@collabora.com, daniel.almeida@collabora.com, hdanton@sina.com, hverkuil-cisco@xs4all.nl, laurent.pinchart@ideasonboard.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, nicolas.dufresne@collabora.com, sakari.ailus@linux.intel.com, syzkaller-bugs@googlegroups.com, umang.jain@ideasonboard.com Content-Type: text/plain; charset="UTF-8" syzbot suspects this issue was fixed by commit: commit eba63df7eb1f95df6bfb67722a35372b6994928d Author: Hans Verkuil Date: Fri May 10 07:11:46 2024 +0000 Revert "media: v4l2-ctrls: show all owned controls in log_status" bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=146553b5980000 start commit: c942a0cd3603 Merge tag 'for_linus' of git://git.kernel.org.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=98d5a8e00ed1044a dashboard link: https://syzkaller.appspot.com/bug?extid=9948f8e188482c5d1a3e syz repro: https://syzkaller.appspot.com/x/repro.syz?x=100b025f180000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11abdfc8980000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: Revert "media: v4l2-ctrls: show all owned controls in log_status" For information about bisection process see: https://goo.gl/tpsmEJ#bisection