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 X-Spam-Level: X-Spam-Status: No, score=-13.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_2 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C9AECECE58E for ; Thu, 17 Oct 2019 14:02:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A93E62082C for ; Thu, 17 Oct 2019 14:02:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2437441AbfJQOCZ (ORCPT ); Thu, 17 Oct 2019 10:02:25 -0400 Received: from mx2.suse.de ([195.135.220.15]:48700 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727542AbfJQOCZ (ORCPT ); Thu, 17 Oct 2019 10:02:25 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id D7B36B5C9; Thu, 17 Oct 2019 14:02:22 +0000 (UTC) Message-ID: <1571320940.5264.11.camel@suse.com> Subject: Re: KMSAN: uninit-value in ax88172a_bind From: Oliver Neukum To: syzbot , davem@davemloft.net, swinslow@gmail.com, glider@google.com, syzkaller-bugs@googlegroups.com, opensource@jilayne.com, tglx@linutronix.de, gregkh@linuxfoundation.org, allison@lohutok.net, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, netdev@vger.kernel.org Date: Thu, 17 Oct 2019 16:02:20 +0200 In-Reply-To: <00000000000064555d0594ebff2f@google.com> References: <00000000000064555d0594ebff2f@google.com> Content-Type: multipart/mixed; boundary="=-1FI935soZhHIsJol0ILN" X-Mailer: Evolution 3.26.6 Mime-Version: 1.0 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org --=-1FI935soZhHIsJol0ILN Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Am Montag, den 14.10.2019, 22:10 -0700 schrieb syzbot: > Hello, > > syzbot found the following crash on: > > HEAD commit: fa169025 kmsan: get rid of unused static functions in kmsa.. > git tree: https://github.com/google/kmsan.git master > console output: https://syzkaller.appspot.com/x/log.txt?x=1432a653600000 > kernel config: https://syzkaller.appspot.com/x/.config?x=49548798e87d32d7 > dashboard link: https://syzkaller.appspot.com/bug?extid=a8d4acdad35e6bbca308 > compiler: clang version 9.0.0 (/home/glider/llvm/clang > 80fee25776c2fb61e74c1ecb1a523375c2500b69) > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14743a6f600000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=125bdbc7600000 > > IMPORTANT: if you fix the bug, please add the following tag to the commit: > Reported-by: syzbot+a8d4acdad35e6bbca308@syzkaller.appspotmail.com #syz test: https://github.com/google/kmsan.git fa169025 --=-1FI935soZhHIsJol0ILN Content-Disposition: attachment; filename="0001-asix-fix-information-leak-on-short-answers.patch" Content-Transfer-Encoding: base64 Content-Type: text/x-patch; name="0001-asix-fix-information-leak-on-short-answers.patch"; charset="UTF-8" RnJvbSBhNmZkN2EwNGEzMzBhOGJmYWQ4MzZiMjA4NDNlYTVmZTI2ZTBhZTM4IE1vbiBTZXAgMTcg MDA6MDA6MDAgMjAwMQpGcm9tOiBPbGl2ZXIgTmV1a3VtIDxvbmV1a3VtQHN1c2UuY29tPgpEYXRl OiBUaHUsIDE3IE9jdCAyMDE5IDE1OjEyOjMzICswMjAwClN1YmplY3Q6IFtQQVRDSF0gYXNpeDog Zml4IGluZm9ybWF0aW9uIGxlYWsgb24gc2hvcnQgYW5zd2VycwoKSWYgYSBtYWxpY2lvdXMgZGV2 aWNlIGdpdmVzIGEgc2hvcnQgTUFDIGl0IGNhbiBlbGljaXQgdXAgdG8KNSBieXRlcyBvZiBsZWFr ZWQgbWVtb3J5IG91dCBvZiB0aGUgZHJpdmVyLiBXZSBuZWVkIHRvIGNoZWNrIGZvcgpFVEhfQUxF Ti4KClNpZ25lZC1vZmYtYnk6IE9saXZlciBOZXVrdW0gPG9uZXVrdW1Ac3VzZS5jb20+Ci0tLQog ZHJpdmVycy9uZXQvdXNiL2F4ODgxNzJhLmMgfCAyICstCiAxIGZpbGUgY2hhbmdlZCwgMSBpbnNl cnRpb24oKyksIDEgZGVsZXRpb24oLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL25ldC91c2IvYXg4 ODE3MmEuYyBiL2RyaXZlcnMvbmV0L3VzYi9heDg4MTcyYS5jCmluZGV4IDAxMWJkNGNiNTQ2ZS4u YWYzOTk0ZTA4NTNiIDEwMDY0NAotLS0gYS9kcml2ZXJzL25ldC91c2IvYXg4ODE3MmEuYworKysg Yi9kcml2ZXJzL25ldC91c2IvYXg4ODE3MmEuYwpAQCAtMTk2LDcgKzE5Niw3IEBAIHN0YXRpYyBp bnQgYXg4ODE3MmFfYmluZChzdHJ1Y3QgdXNibmV0ICpkZXYsIHN0cnVjdCB1c2JfaW50ZXJmYWNl ICppbnRmKQogCiAJLyogR2V0IHRoZSBNQUMgYWRkcmVzcyAqLwogCXJldCA9IGFzaXhfcmVhZF9j bWQoZGV2LCBBWF9DTURfUkVBRF9OT0RFX0lELCAwLCAwLCBFVEhfQUxFTiwgYnVmLCAwKTsKLQlp ZiAocmV0IDwgMCkgeworCWlmIChyZXQgPCBFVEhfQUxFTikgewogCQluZXRkZXZfZXJyKGRldi0+ bmV0LCAiRmFpbGVkIHRvIHJlYWQgTUFDIGFkZHJlc3M6ICVkXG4iLCByZXQpOwogCQlnb3RvIGZy ZWU7CiAJfQotLSAKMi4xNi40Cgo= --=-1FI935soZhHIsJol0ILN--