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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8205DC77B78 for ; Wed, 3 May 2023 19:15:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229765AbjECTPN (ORCPT ); Wed, 3 May 2023 15:15:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42426 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229564AbjECTPL (ORCPT ); Wed, 3 May 2023 15:15:11 -0400 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3DEAE7AAF for ; Wed, 3 May 2023 12:15:10 -0700 (PDT) Received: by mail-io1-f69.google.com with SMTP id ca18e2360f4ac-76978e7cd59so259741339f.2 for ; Wed, 03 May 2023 12:15:10 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1683141309; x=1685733309; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=hoixSgrRQjNG22JONFbya6qV97s6dKsxLycBj9co2c0=; b=CsPtWL+OFfG6Ij7ojYrHp2KWUGtYs2B1x3IXDWalqHPtWnveavGwsoBLpKQLSbRwS9 OL9mKkm8G/euBDW42CN0JjtAsRg7WMVCJ4PLWLmYnh10+nxuv5fOCrWWjl359UdXy2E7 /38tW6OjwS+gnFb4jZn/ftYgQYOtjKozn22rtJvOseIvXyU65Ucajkvd4UolurhFLyWG 2EhqaU7alZh9qD2iADatqPAdy7+awNFLTb862AkIUhCOJWP4zsys5DarQelpajg2qtTr chsOSUvG6mi0OJKmM5uO0qJZQf5V7fYUwsoAp73S0pQS3FNPxrOI2rYgIwKPC9LXf2+Q AMHA== X-Gm-Message-State: AC+VfDzgSohwFRkph7wpa28aeFYWAz63Nl/wOmXBCerY5A9k3A4zbKPJ QtbvzwgbrfzELcjzx4uEQpQrRbRyNIIrpp6eEUZwc5KecxbNICY= X-Google-Smtp-Source: ACHHUZ7W0N0LqYyZ3J2ScXyAVyBHY0dHDp8G+fgwcsvPi5Gs2rBY/w+sqQZyhNSvinf2RHWHfhjhE/EYfxbqQLT9LUgHQKF1HTbG MIME-Version: 1.0 X-Received: by 2002:a6b:dc05:0:b0:760:e9b6:e6de with SMTP id s5-20020a6bdc05000000b00760e9b6e6demr10548055ioc.0.1683141309499; Wed, 03 May 2023 12:15:09 -0700 (PDT) Date: Wed, 03 May 2023 12:15:09 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000dc2d3005facedfb7@google.com> Subject: [syzbot] upstream boot error: BUG: unable to handle kernel NULL pointer dereference in __irq_resolve_mapping From: syzbot To: linux-kernel@vger.kernel.org, maz@kernel.org, syzkaller-bugs@googlegroups.com, tglx@linutronix.de Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 348551ddaf31 Merge tag 'pinctrl-v6.4-1' of git://git.kerne.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=14398ef8280000 kernel config: https://syzkaller.appspot.com/x/.config?x=124f13edd5df0b0d dashboard link: https://syzkaller.appspot.com/bug?extid=ed37e5e7af93ae8a08ba compiler: arm-linux-gnueabi-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 userspace arch: arm IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+ed37e5e7af93ae8a08ba@syzkaller.appspotmail.com 8<--- cut here --- Unable to handle kernel NULL pointer dereference at virtual address 00000213 when read [00000213] *pgd=80000080004003, *pmd=00000000 Internal error: Oops: 207 [#1] PREEMPT SMP ARM Modules linked in: CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.3.0-syzkaller #0 Hardware name: ARM-Versatile Express PC is at irq_data_to_desc include/linux/irqdesc.h:124 [inline] PC is at __irq_resolve_mapping+0x40/0x90 kernel/irq/irqdomain.c:968 LR is at rcu_read_lock include/linux/rcupdate.h:771 [inline] LR is at __irq_resolve_mapping+0x20/0x90 kernel/irq/irqdomain.c:960 pc : [<802c0dec>] lr : [<802c0dcc>] psr: 20000193 sp : 82601e58 ip : 82601e58 fp : 82601e74 r10: 00000000 r9 : 8261ae40 r8 : 00000000 r7 : df80a00c r6 : 00000000 r5 : 0000001b r4 : 83094000 r3 : 83094060 r2 : 8261ae40 r1 : 0000001b r0 : 00000207 Flags: nzCv IRQs off FIQs on Mode SVC_32 ISA ARM Segment user Control: 30c5387d Table: 848c1880 DAC: fffffffd Register r0 information: non-paged memory Register r1 information: non-paged memory Register r2 information: non-slab/vmalloc memory Register r3 information: ------------[ cut here ]------------ WARNING: CPU: 0 PID: 0 at mm/slub.c:4649 __kmem_obj_info+0x1c4/0x21c mm/slub.c:4649 Modules linked in: --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the bug is already fixed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to change bug's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the bug is a duplicate of another bug, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup