From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E1C06C05027 for ; Wed, 1 Feb 2023 09:36:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:References :In-Reply-To:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=917xHVT2ykMVzI7J6rbgMIC596NUU9vGa+QDbSOmylg=; b=mRKvBiGAAuwJ0L ICW8828Qu02hlVdfaTW+u4uytwt5VDPUK/XN2jo24I+3yk/PVDY6nPU5WucqZ/fReH0XmFLb674su pcGvBJ9pY5g1YZGKh0RXFX2JFi8obZtmsmKMo95u1jExE93US+Y/ewZxthASP+TL976OS3OufrdGh fkrvATTZbyHvU7U0RcpLY41BYRNBbaygwU+0xHKKokjnydf8SMS7vN72/bs3aWeY1WWvTW21CzcMn JbhMjBmT+kFK33HyjZgx6YURTRYi2QBUIkLbxKQw1oB+qq4BrKSWKq79lBT32CIjNzfxPwYAcqbrp TytDCUQ/ZaoAap+eBPJQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pN9XY-00B3C7-KD; Wed, 01 Feb 2023 09:36:28 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pN9XV-00B3BF-Nb for linux-riscv@lists.infradead.org; Wed, 01 Feb 2023 09:36:26 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 42C846172A; Wed, 1 Feb 2023 09:36:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C195DC433D2; Wed, 1 Feb 2023 09:36:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1675244185; bh=nAUpo7Q/j5KNuIbds1/t9+qLE0Sz0LS9dwd79h6snqA=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=MnUP0akeHlBOwbavhm30X5chkZO3+OJe3TOoJNsAHr5hnMZic8jEIGc5X7gUZRMyc nf3tGrXHj8+IfEuq+xt6tKKwq2OkUU3ZMGSc19KEJg/OIaNdiVooZ+LDYoFKan05i+ ZMGHI0mWWutb5N8Z+vIxC4fF9cujxJu+QC7VTNgDCMos3HWWXHrYuRPjcpzXJO6CoP LrwNVz2Sme6JqnAneVfbBukd2axbn+hVsGAJ6aPCGwQUJcWqxbmCBDmKzBDih3NKDB nUeYXaNhOKoofac1aS25Yz/7CMfyfcYSVC70Dt/4EmplrFdmBSlPUY8JzkEmnY/jat 0C18H99CFcptg== From: =?utf-8?B?QmrDtnJuIFTDtnBlbA==?= To: guoren@kernel.org, guoren@kernel.org, palmer@rivosinc.com, conor.dooley@microchip.com, liaochang1@huawei.com Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Guo Ren Subject: Re: [PATCH V2] riscv: kprobe: Fixup kernel panic when probing an illegal position In-Reply-To: <20230201040604.3390509-1-guoren@kernel.org> References: <20230201040604.3390509-1-guoren@kernel.org> Date: Wed, 01 Feb 2023 10:36:22 +0100 Message-ID: <87y1phpw15.fsf@all.your.base.are.belong.to.us> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230201_013625_825511_AE20A05E X-CRM114-Status: GOOD ( 12.11 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Z3VvcmVuQGtlcm5lbC5vcmcgd3JpdGVzOgoKPiBGcm9tOiBHdW8gUmVuIDxndW9yZW5AbGludXgu YWxpYmFiYS5jb20+Cj4KPiBUaGUga2VybmVsIHdvdWxkIHBhbmljIHdoZW4gcHJvYmVkIGZvciBh biBpbGxlZ2FsIHBvc2l0aW9uLiBlZzoKPgo+IChDT05GSUdfUklTQ1ZfSVNBX0M9bikKPgo+IGVj aG8gJ3A6aGVsbG8ga2VybmVsX2Nsb25lKzB4MTYgYTA9JWEwJyA+PiBrcHJvYmVfZXZlbnRzCj4g ZWNobyAxID4gZXZlbnRzL2twcm9iZXMvaGVsbG8vZW5hYmxlCj4gY2F0IHRyYWNlCj4KPiBLZXJu ZWwgcGFuaWMgLSBub3Qgc3luY2luZzogc3RhY2stcHJvdGVjdG9yOiBLZXJuZWwgc3RhY2sKPiBp cyBjb3JydXB0ZWQgaW46IF9fZG9fc3lzX25ld2ZzdGF0YXQrMHhiOC8weGI4Cj4gQ1BVOiAwIFBJ RDogMTExIENvbW06IHNoIE5vdCB0YWludGVkCj4gNi4yLjAtcmMxLTAwMDI3LWcyZDM5OGZlNDlh NGQgIzQ5MAo+IEhhcmR3YXJlIG5hbWU6IHJpc2N2LXZpcnRpbyxxZW11IChEVCkKPiBDYWxsIFRy YWNlOgo+IFs8ZmZmZmZmZmY4MDAwNzI2OD5dIGR1bXBfYmFja3RyYWNlKzB4MzgvMHg0OAo+IFs8 ZmZmZmZmZmY4MGM1ZTgzYz5dIHNob3dfc3RhY2srMHg1MC8weDY4Cj4gWzxmZmZmZmZmZjgwYzZk YTI4Pl0gZHVtcF9zdGFja19sdmwrMHg2MC8weDg0Cj4gWzxmZmZmZmZmZjgwYzZkYTZjPl0gZHVt cF9zdGFjaysweDIwLzB4MzAKPiBbPGZmZmZmZmZmODBjNWVjZjQ+XSBwYW5pYysweDE2MC8weDM3 NAo+IFs8ZmZmZmZmZmY4MGM2ZGI5ND5dIGdlbmVyaWNfaGFuZGxlX2FyY2hfaXJxKzB4MC8weGE4 Cj4gWzxmZmZmZmZmZjgwMmRlZWIwPl0gc3lzX25ld3N0YXQrMHgwLzB4MzAKPiBbPGZmZmZmZmZm ODAwMTU4YzA+XSBzeXNfY2xvbmUrMHgyMC8weDMwCj4gWzxmZmZmZmZmZjgwMDAzOWU4Pl0gcmV0 X2Zyb21fc3lzY2FsbCsweDAvMHg0Cj4gLS0tWyBlbmQgS2VybmVsIHBhbmljIC0gbm90IHN5bmNp bmc6IHN0YWNrLXByb3RlY3RvcjoKPiBLZXJuZWwgc3RhY2sgaXMgY29ycnVwdGVkIGluOiBfX2Rv X3N5c19uZXdmc3RhdGF0KzB4YjgvMHhiOCBdLS0tCj4KPiBUaGF0IGlzIGJlY2F1c2UgdGhlIGtw cm9iZSdzIGVicmVhayBpbnN0cnVjdGlvbiBicm9rZSB0aGUga2VybmVsJ3MKPiBvcmlnaW5hbCBj b2RlLiBUaGUgdXNlciBzaG91bGQgZ3VhcmFudGVlIHRoZSBjb3JyZWN0aW9uIG9mIHRoZSBwcm9i ZQo+IHBvc2l0aW9uLCBidXQgaXQgY291bGRuJ3QgbWFrZSB0aGUga2VybmVsIHBhbmljLgo+Cj4g VGhpcyBwYXRjaCBhZGRzIGFyY2hfY2hlY2tfa3Byb2JlIGluIGFyY2hfcHJlcGFyZV9rcHJvYmUg dG8gcHJldmVudCBhbgo+IGlsbGVnYWwgcG9zaXRpb24gKFN1Y2ggYXMgdGhlIG1pZGRsZSBvZiBh biBpbnN0cnVjdGlvbikuCj4KPiBGaXhlczogYzIyYjBiY2IxZGQwICgicmlzY3Y6IEFkZCBrcHJv YmVzIHN1cHBvcnRlZCIpCj4gU2lnbmVkLW9mZi1ieTogR3VvIFJlbiA8Z3VvcmVuQGxpbnV4LmFs aWJhYmEuY29tPgo+IFNpZ25lZC1vZmYtYnk6IEd1byBSZW4gPGd1b3JlbkBrZXJuZWwub3JnPgo+ IC0tLQo+IENoYW5nZWxvZwo+IFYyOgo+ICAtIEZpeHVwIG1pc2FsaWduZWQgbG9hZCAoVGh4IEJq b3JuKQoKUmV2aWV3ZWQtYnk6IEJqw7ZybiBUw7ZwZWwgPGJqb3JuQGtlcm5lbC5vcmc+CgpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1yaXNjdiBt YWlsaW5nIGxpc3QKbGludXgtcmlzY3ZAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMu aW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LXJpc2N2Cg==