From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9FE662F0C55 for ; Mon, 25 Aug 2025 16:05:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756137912; cv=none; b=mEfNuaP7StDtJpKtGpcmJbhvmgxrDmGV7qlKvAYqmqwqmunOzKXVp49NL4AgEHPlsP1j28y11pyE8EARYrd++FpoOA+RRetdX6lyrIl+5EVdFMaVhUcxy/EY4JO0/Xw0pCF78aQEoRrkKCNCgLr4KlYxItfQwrCjP+HtTZLzGRI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756137912; c=relaxed/simple; bh=hxvSdtIgwxJNH7t8METDJICNpbM1CSVYeRrLTneSN1o=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=IlMCuWUPHlXJBPbPFxdjlO2MlMamS7w7hzSydyTxl8RJqPRJgLCIgNxJK5MNv3i1eGW5OuZtxnjfiyFC5Wp+yJd+HZmXnYirusHa5mvdb2O16visyrSC7mEGOLuNZhqgAP21EbcvZsZaIEEXEB/Ez0Azt6B/oRzFsq+bh0kuKIk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=qSnRd4nR; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=SokfILj5; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="qSnRd4nR"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="SokfILj5" Date: Mon, 25 Aug 2025 18:05:07 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1756137909; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=hxvSdtIgwxJNH7t8METDJICNpbM1CSVYeRrLTneSN1o=; b=qSnRd4nRf4xP2mn8coxHM61VAi1ZPkQwdum/2tRTR+grn6e6Tt6ULJbXcFyEMKdMemNcTH /kj4jidlA1dY9VwuAtjhf7c8RNZ1rNLTZRfpmhZWg7JYdmFS6JBwJj1tx4NM1C6Mp7Q51f VytWtp5FqriZf522bq4dHvHw+yQnbklGfgFRU4GK+R+aZbDMdcVfIR0olyhTnJ2Sds+CqR gph0/crbjSUy5V2aXAt8IzfI4VNI5n3sHqfytmG2KmX2bMqXhieN56rRyUkiNf+3EX7dJm 3Wali22c6w2mE4WY2IYO0+ahreLlFK7TqbV2/xge1eXOIo60PRcwQ/GoKjnDQQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1756137909; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=hxvSdtIgwxJNH7t8METDJICNpbM1CSVYeRrLTneSN1o=; b=SokfILj5uDkuVE6pOdVtA8ZaWGfVI+JpTUnV191HZrsm9gIZIy9LfPF7CTNTey9e95lEFI PERWguAwl4qPumCQ== From: Sebastian Andrzej Siewior To: Alan Stern Cc: Greg KH , syzbot , Yunseong Kim , USB mailing list , syzkaller-bugs@googlegroups.com Subject: Re: [PATCH] USB: gadget: dummy-hcd: Fix locking bug in RT-enabled kernels Message-ID: <20250825160507.79o-FxpF@linutronix.de> References: <0d6d8778-a45e-498f-9e31-1d926f582d7e@rowland.harvard.edu> <68ac790c.050a0220.37038e.0095.GAE@google.com> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: On 2025-08-25 12:00:22 [-0400], Alan Stern wrote: > Signed-off-by: Alan Stern > Fixes: b4dbda1a22d2 ("USB: dummy-hcd: disable interrupts during req->complete") > Reported-by: Yunseong Kim > Closes: > Reported-by: syzbot+8baacc4139f12fa77909@syzkaller.appspotmail.com > Closes: > Tested-by: syzbot+8baacc4139f12fa77909@syzkaller.appspotmail.com > CC: Sebastian Andrzej Siewior > CC: Reviewed-by: Sebastian Andrzej Siewior Thank you Alan. Sebastian