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 EA389C433EF for ; Sun, 19 Dec 2021 02:30:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234431AbhLSCaU (ORCPT ); Sat, 18 Dec 2021 21:30:20 -0500 Received: from mail-io1-f70.google.com ([209.85.166.70]:47071 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234244AbhLSCaS (ORCPT ); Sat, 18 Dec 2021 21:30:18 -0500 Received: by mail-io1-f70.google.com with SMTP id z21-20020a5e8615000000b005e22e531c8aso4566963ioj.13 for ; Sat, 18 Dec 2021 18:30:18 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=BLkRm7JsPMHKNccauegvl3TjeKbqqckUlnVJerrVAaE=; b=3n7ekjpzIYN8+k29h2C9Vr1uou7fPlT+dRLb1xy8ai3m5qj+Bq7jnrm+F7A5fnXefF CrXMUazyPJS9/S45J0/MJeVYBBIdPQdtbQPtp2x4kBAGjIDdAfWc3SJHFCfo4Il4C824 Ewl3XUVNI7b9VcWXakqoC6wQE08gyaZnDjWA+BvjJ1a6MMZ2OhfgoJmdJw/rvSE0xqeb FZIeBK/tLIVU1jxlUj2LmD4ID7+Ttblmo6bJc2Z6vswzBqbu4Yc4PhrAha+NhBmcJ0sb RDB/PxL+bvWpxC6LbXkJRfGyVOBLhcZhG5+2opqn+snnAm5iJ9DNFkBcrQQ8eU2nsjlF pYNA== X-Gm-Message-State: AOAM533dSWs3PKMWtn/pfJKKlqjTArySKzbZzF8SpbYo5KPK8AHtRKZU ea7J1IO6sLSUkDEnk6KQiQzlGFd2vZH+OtDXe2KKCa4GxLDe X-Google-Smtp-Source: ABdhPJwn+n0SEm9zR5fIq2s4KSyHy97fwcNSVSi9YT9Ii2VYixshGIpi2xAGyA6jskAXr+jI9ZG6ZJXeByQnmaoqR1fptFBC+xOA MIME-Version: 1.0 X-Received: by 2002:a6b:2bc3:: with SMTP id r186mr5266946ior.167.1639881017964; Sat, 18 Dec 2021 18:30:17 -0800 (PST) Date: Sat, 18 Dec 2021 18:30:17 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000008cbe1705d3768d0a@google.com> Subject: [syzbot] WARNING in truncate_inode_pages_range From: syzbot To: akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.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: 5472f14a3742 Merge tag 'for_linus' of git://git.kernel.org.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=11e62bb1b00000 kernel config: https://syzkaller.appspot.com/x/.config?x=10f3f669b8093e95 dashboard link: https://syzkaller.appspot.com/bug?extid=9a47934438c88cc4dbd3 compiler: Debian clang version 11.0.1-2, GNU ld (GNU Binutils for Debian) 2.35.2 Unfortunately, I don't have any reproducer for this issue yet. IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+9a47934438c88cc4dbd3@syzkaller.appspotmail.com loop1: detected capacity change from 0 to 2688 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 22601 at mm/truncate.c:405 truncate_inode_pages_range+0xe5e/0x1310 mm/truncate.c:405 Modules linked in: CPU: 0 PID: 22601 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:truncate_inode_pages_range+0xe5e/0x1310 mm/truncate.c:405 Code: 48 9d 1d 00 49 8b 5f 20 48 c1 e3 06 4c 01 f3 4c 29 fb 48 c1 fb 06 4c 8b 7c 24 18 4c 8b 6c 24 08 e9 77 fe ff ff e8 82 c9 d1 ff <0f> 0b e9 84 fe ff ff 48 8d 8c 24 80 00 00 00 80 e1 07 38 c1 0f 8c RSP: 0018:ffffc900119c76a0 EFLAGS: 00010287 RAX: ffffffff81b2cfee RBX: 0000000000000080 RCX: 0000000000040000 RDX: ffffc90003061000 RSI: 000000000000270b RDI: 000000000000270c RBP: ffffc900119c78b8 R08: ffffffff81b2ce6b R09: fffff94000398a51 R10: fffff94000398a51 R11: 0000000000000000 R12: 1ffffd4000398a51 R13: ffffea0001cc5288 R14: ffffea0001cc5280 R15: 0000000000000040 FS: 00007fd7d8bb1700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f00f1ae3000 CR3: 000000001a9d1000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kill_bdev block/bdev.c:78 [inline] set_blocksize+0x2ec/0x360 block/bdev.c:158 sb_set_blocksize+0x45/0xe0 block/bdev.c:167 udf_load_vrs+0xcb/0x770 fs/udf/super.c:1980 udf_fill_super+0x90c/0x1b20 fs/udf/super.c:2184 mount_bdev+0x26c/0x3a0 fs/super.c:1370 legacy_get_tree+0xea/0x180 fs/fs_context.c:610 vfs_get_tree+0x86/0x270 fs/super.c:1500 do_new_mount fs/namespace.c:2988 [inline] path_mount+0x1986/0x2c30 fs/namespace.c:3318 do_mount fs/namespace.c:3331 [inline] __do_sys_mount fs/namespace.c:3539 [inline] __se_sys_mount+0x308/0x3c0 fs/namespace.c:3516 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7fd7da23d3ca Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fd7d8bb0f88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007fd7da23d3ca RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fd7d8bb0fe0 RBP: 00007fd7d8bb1020 R08: 00007fd7d8bb1020 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 R13: 0000000020000100 R14: 00007fd7d8bb0fe0 R15: 0000000020000380 --- 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.