From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=45.145.95.4 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793006176; b=OZhA3KE+Tzow6IVTv31fozKmpy5trHoqPq87MfydXYbkjrxxVdPaaiawdksgA8pF332p C3/M764DeTH34QjKvLOSZkIJylHi1xiqwEqeyOnr6KJTP3gVVqfI4pnPHK5ZuIFK6jDwa HpwzMK9T4GFh52KudnKIp7z4CLaYOH1wafaTtlQ0ByMRNEop/59mIv1ncotIoZ0Iaonw5 4QM7WHJE3acWoHEDuCAEkSKkZrIP0fyZowKTt18QgN7rmlUAdPnvy9Ao9GTNIlzH7CsmQ Z3hudx/I5AK8JchBhkDR7Aa5w1wne0hFBQNkGxA/O0F4d27LY7uYLHaA7iGBtfnWJaQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793006176; h=DMARC-Filter:From:To:Cc:Subject:In-Reply-To:References:Date: X-Clacks-Overhead:Message-ID:MIME-Version:Content-Type; bh=ZYKCe6tYvV59mJ9uXVzTt1y6d+rD/egvFF111uZcSdk=; b=4GbgKuhyEvIcfXDnVFUWKnW2gWwnVnGVXOL1WPYyCEnRftJpPkbRDvTscJ25FtOCGr4u rX/jf5H1IT9vMMpN1M8QWxho67bIGI2ImwyXu7Hu8Q92lobKoHAvmJhGiFWVS65qEjaxE PInzK77H9P1HJJ3i2EYOybis4p60/ferzSgGXU3hAsj8+MlTm4nubocuWgs0pBIALFk4u ZtphmAwqTbim9BJAwNvBp44tDp1++LF/tkd9rtgPRIF8nmXvagRCcjHdBrMfJlJ5hojNL 2Z4JQIqrIZVa62dGZKkd1/VswhStNdaiXweE6b6XXtRvLbCYuq68alW+ULtEnMdlJLw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=toke.dk; spf=pass smtp.mailfrom=toke.dk; arc=none smtp.remote-ip=45.145.95.4 Received: from mail.toke.dk (mail.toke.dk [45.145.95.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 031D2606A31D; Mon, 26 Oct 2026 09:16:14 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 031D2606A31D Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=toke.dk Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=toke.dk Authentication-Results: mail.toke.dk; dkim=none From: Toke =?utf-8?Q?H=C3=B8iland-J=C3=B8rgensen?= To: Eduard Zateev Cc: linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] wifi: ath9k: make sure we stop the wmi tasklet on init fail In-Reply-To: <179297981008.47871.8854747166395230996@gmail.com> References: <20261021120237.481898-1-toke@toke.dk> <179297981008.47871.8854747166395230996@gmail.com> Date: Mon, 26 Oct 2026 10:16:06 +0100 X-Clacks-Overhead: GNU Terry Pratchett Message-ID: <87h5i8q0tl.fsf@toke.dk> X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain Eduard Zateev writes: > Hi Toke, > > I tested this patch with the syzbot C reproducer and KASAN on a 7.3.0 > kernel built from upstream commit 21a7f44fd. > > On the baseline kernel, the reproducer hit the reported > slab-use-after-free in tasklet_action_common during ath9k_htc probe > failure. With this patch, the same failure path completed without a > KASAN report. Both kernels were run in QEMU with the syzbot config and > ath9k firmware extracted from the syzbot rootfs. > > Tested-by: Eduard Zateev Great, thanks for testing! :) -Toke