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 9AD2FC88CB2 for ; Mon, 12 Jun 2023 18:19:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237441AbjFLSTB (ORCPT ); Mon, 12 Jun 2023 14:19:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40786 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236088AbjFLSS5 (ORCPT ); Mon, 12 Jun 2023 14:18:57 -0400 Received: from mail-io1-f78.google.com (mail-io1-f78.google.com [209.85.166.78]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E3535E8 for ; Mon, 12 Jun 2023 11:18:56 -0700 (PDT) Received: by mail-io1-f78.google.com with SMTP id ca18e2360f4ac-77ac4ec0bb7so460232739f.0 for ; Mon, 12 Jun 2023 11:18:56 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686593936; x=1689185936; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=JNVjzsp4Q/R2CWTBkS3HkSnT+cmZY3d7Ck+YqHTxaQ4=; b=PqhW8j8yDqbBR4QFP1QBIHv58w+iowxyzm2cw0FlW2UfUB5y6glctYnZBl0D2e9Gku +5dwRlkRKAvh+4avKXb6npsd8y/5ibFMQJIkPZcZvNLkRDqpVmNIEaphltk3LyO4UNQ0 zRDMrSaACm3WTr8W7+CU8KBn1/CiFjOi1nNgwEbUy1SlDG1eIXYEEhVI0KxYx60vqoAo 4N6ckk6sTJ3/eFby8iTikPoRILlJtUtY9PH8mRERqZ7BpT/6coxvzgMTAmzyRkorK0MU qvCTnwOddeGTwl4226bWzQO3j1orkxaby3umVf8oac+sdbJ4Fy9uS9zWIcln36FHbQDX +T0w== X-Gm-Message-State: AC+VfDyEMon5gQewKmnB72gn56oc4oNtrPHPIGcqg+gn1tQwejokOmqw +OLfJcIU/0iDm58Vcm27dn/+JVD8WCzkrVQxD/6ShN+5uhay X-Google-Smtp-Source: ACHHUZ48aJTTbei/IPjlSAzi7Oev8nrti4c/FPklaMEgFKL6RI2JOZdjcLwEfJQUPCHWd9fcQuqZV5tLv1kW0hU+JWnSVlPCnyWW MIME-Version: 1.0 X-Received: by 2002:a5e:c10c:0:b0:77a:c494:b4b8 with SMTP id v12-20020a5ec10c000000b0077ac494b4b8mr4397762iol.1.1686593936274; Mon, 12 Jun 2023 11:18:56 -0700 (PDT) Date: Mon, 12 Jun 2023 11:18:56 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000073c14105fdf2c0f0@google.com> Subject: [syzbot] [udf?] WARNING in udf_setsize (2) From: syzbot To: jack@suse.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com 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: 5f63595ebd82 Merge tag 'input-for-v6.4-rc5' of git://git.k.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1667baf1280000 kernel config: https://syzkaller.appspot.com/x/.config?x=7474de833c217bf4 dashboard link: https://syzkaller.appspot.com/bug?extid=db6df8c0f578bc11e50e compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/d12b9e46ffe8/disk-5f63595e.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/c9044ded7edd/vmlinux-5f63595e.xz kernel image: https://storage.googleapis.com/syzbot-assets/09f0fd3926e8/bzImage-5f63595e.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+db6df8c0f578bc11e50e@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8731 at fs/udf/inode.c:673 udf_setsize+0x1092/0x1480 fs/udf/inode.c:1275 Modules linked in: CPU: 1 PID: 8731 Comm: syz-executor.4 Not tainted 6.4.0-rc5-syzkaller-00024-g5f63595ebd82 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 RIP: 0010:udf_extend_file fs/udf/inode.c:672 [inline] RIP: 0010:udf_setsize+0x1092/0x1480 fs/udf/inode.c:1275 Code: 00 00 00 00 fc ff df 74 0a e8 4a fc 8c fe e9 18 ff ff ff 4c 89 64 24 20 e8 3b fc 8c fe 4c 89 fb e9 a7 fd ff ff e8 2e fc 8c fe <0f> 0b e9 1b f6 ff ff 44 89 f9 80 e1 07 38 c1 0f 8c 2b f0 ff ff 4c RSP: 0018:ffffc90004fcfae0 EFLAGS: 00010293 RAX: ffffffff82fe8302 RBX: 0000000000000800 RCX: ffff888035f93b80 RDX: 0000000000000000 RSI: 0000000000001000 RDI: 0000000000000800 RBP: ffffc90004fcfcd0 R08: ffffffff82fe7900 R09: ffffed100ea45358 R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff920009f9f70 R13: 0000000000000751 R14: 0000000000000009 R15: 0000000000001000 FS: 00007f3365a37700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001000 CR3: 00000000797b8000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: udf_setattr+0x370/0x540 fs/udf/file.c:239 notify_change+0xc8b/0xf40 fs/attr.c:483 do_truncate+0x220/0x300 fs/open.c:66 do_sys_ftruncate+0x2e4/0x380 fs/open.c:194 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3364c8c169 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3365a37168 EFLAGS: 00000246 ORIG_RAX: 000000000000004d RAX: ffffffffffffffda RBX: 00007f3364dac120 RCX: 00007f3364c8c169 RDX: 0000000000000000 RSI: 0000000000000751 RDI: 0000000000000004 RBP: 00007f3364ce7ca1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff6db1fcaf R14: 00007f3365a37300 R15: 0000000000022000 --- 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