From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (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 AFBA23594C for ; Fri, 8 Aug 2025 14:20:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.50.34 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754662845; cv=none; b=DCBdlh5dQZXS/040y3eAtmAvBQXLtNdNlWiD1Nj0WPFtSDxuT07oyq47veJvk/+Ff1NG3C+smiQXS27WgXYi80ph872ZJO4O++QYtAvzEZnpiB6udvaD0aSlj2RyJGkIY4jN445wSuTqMBYY/Tyh7WkonjfNjoDQM3WVW5Ey5qs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754662845; c=relaxed/simple; bh=tDanMDF7NSdHJArEW9Dn/YhfJMaDLhAoellmFVPteoc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=a+SNXSAjdZ3IbKYAm7jMFi6MAAGnvu2voqgYfoVu+ie9GXFpLBOL69Ib0/yCo9fOOe5+c7l0S9XlIYRgl3ZCgTY6t30s4EnVCPUbWl8GCy6502RiRN7BaJNLwkayLGLhoVMjvzlzK+Vj0uy0YQI5zqsC0aMSFnuNg0E3WhDmZaE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=oLUl3Dnu; arc=none smtp.client-ip=90.155.50.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="oLUl3Dnu" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=ZK6TQC+G4OnlPVEtP+8kObCZsoquXr6dRAsNr/EOhLs=; b=oLUl3Dnuif+1i8JMDXppVUlfzV SHMvNRysBszknYyBS7qdZ6Jen+9y1xzhZvIrhJ2Wwkrb3pNTScCDACyoqj0/MTcG1aF7dV3GMGRJf QEzlFk/8bt0PS3PdTwl6OxS/2ZlI8KILkx3ELKMXfEArgUS7H4dTbFsgZPwMupTgJWOzxbjGcXx6k dQPkUM+/ZLe4pKBWms9TBYlzZCXWkbqNsImEnFMhajpXjduPntXdtmk785I/klDiOs+PKstG6l9HR fNlPvwatfnXQP2WTfXG+K0tASKmvPGul4CJygArRmWnrGTkNmrra+Vo0EqHagtnkSejH0AqObKTRQ DFF9C3bw==; Received: from willy by casper.infradead.org with local (Exim 4.98.2 #2 (Red Hat Linux)) id 1ukNxY-0000000EULv-4AJl; Fri, 08 Aug 2025 14:20:41 +0000 Date: Fri, 8 Aug 2025 15:20:40 +0100 From: Matthew Wilcox To: yes PANG Cc: shaggy@kernel.org, jfs-discussion@lists.sourceforge.net, linux-kernel@vger.kernel.org, brauner@kernel.org, sandeen@redhat.com, dan.carpenter@linaro.org Subject: Re: kernel BUG in jfs_evict_inode Message-ID: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Fri, Aug 08, 2025 at 11:53:02AM +0800, yes PANG wrote: > Dear Linux maintainers and reviewers: > We are reporting a Linux kernel bug titled **kernel BUG in > jfs_evict_inode**, discovered using a modified version of Syzkaller. Don't do this. Work with the syzbot people to get your modifications upstream. Dealing with "my special modified version of syzkaller" is painful for everybody involved.