From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751679AbaLESbG (ORCPT ); Fri, 5 Dec 2014 13:31:06 -0500 Received: from service87.mimecast.com ([91.220.42.44]:51441 "EHLO service87.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751405AbaLESbD convert rfc822-to-8bit (ORCPT ); Fri, 5 Dec 2014 13:31:03 -0500 Date: Fri, 5 Dec 2014 18:30:58 +0000 From: Liviu Dudau To: Dmitry Monakhov , "Theodore Ts'o" Cc: LKML , Will Deacon , Catalin Marinas Subject: [Bisected] linux-next 20141205 fails to mount ext4 fs on arm64 with CONFIG_ARM64_64K_PAGES=y Message-ID: <20141205183057.GO821@e106497-lin.cambridge.arm.com> MIME-Version: 1.0 User-Agent: Mutt/1.5.22 (2013-10-16) X-OriginalArrivalTime: 05 Dec 2014 18:30:58.0898 (UTC) FILETIME=[9D5EE320:01D010B9] X-MC-Unique: 114120518310001701 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Dmitry, I was testing linux-next for 20141205 today with CONFIG_ARM64_64K_PAGES=y when I've got the following in my kernel log when trying to mount the ext4 filesystem that I'm using: hub 1-1:1.0: USB hub found hub 1-1:1.0: 4 ports detected usb 1-1.2: new high-speed USB device number 3 using ehci-platform usb-storage 1-1.2:1.0: USB Mass Storage device detected scsi host0: usb-storage 1-1.2:1.0 atkbd serio0: keyboard reset failed on 1c060000.kmi Waiting for root device /dev/sda3... usb 1-1.1: new low-speed USB device number 4 using ehci-platform input: USB Keyboard as /devices/platform/7ffc0000.ehci/usb1/1-1/1-1.1/1-1.1:1.0/0003:0DC6:3910.0001/input/input2 hid-generic 0003:0DC6:3910.0001: input: USB HID v1.00 Keyboard [USB Keyboard] on usb-7ffc0000.ehci-1.1/input0 input: USB Keyboard as /devices/platform/7ffc0000.ehci/usb1/1-1/1-1.1/1-1.1:1.1/0003:0DC6:3910.0002/input/input3 hid-generic 0003:0DC6:3910.0002: input: USB HID v1.00 Mouse [USB Keyboard] on usb-7ffc0000.ehci-1.1/input1 atkbd serio1: keyboard reset failed on 1c070000.kmi scsi 0:0:0:0: Direct-Access Toshiba StorE HDD 0000 PQ: 0 ANSI: 4 sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/465 GiB) sd 0:0:0:0: [sda] Write Protect is off sd 0:0:0:0: [sda] Mode Sense: 38 00 00 00 sd 0:0:0:0: [sda] No Caching mode page found sd 0:0:0:0: [sda] Assuming drive cache: write through sda: sda1 sda2 sda3 sd 0:0:0:0: [sda] Attached SCSI disk EXT3-fs (sda3): error: couldn't mount because of unsupported optional features (240) EXT2-fs (sda3): error: couldn't mount because of unsupported optional features (240) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 128 failed (15930!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 129 failed (54075!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 130 failed (42043!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 131 failed (18746!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 132 failed (19003!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 133 failed (42810!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 134 failed (53306!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 135 failed (15675!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 136 failed (54840!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 137 failed (15161!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 138 failed (19513!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 139 failed (41272!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 140 failed (41529!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 141 failed (20280!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 142 failed (14392!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 143 failed (54585!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 144 failed (44605!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 145 failed (17212!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 146 failed (13372!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 147 failed (55613!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 148 failed (55868!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 149 failed (14141!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 150 failed (16445!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 151 failed (44348!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 152 failed (17983!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 153 failed (43838!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 154 failed (56382!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 155 failed (12607!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 156 failed (12862!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 157 failed (57151!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 158 failed (43071!=0) EXT4-fs (sda3): ext4_check_descriptors: Checksum for group 159 failed (17726!=0) EXT4-fs (sda3): ext4_check_descriptors: Inode bitmap for group 160 not in group (block 89328390)! EXT4-fs (sda3): group descriptors corrupted! List of all partitions: b300 1931264 mmcblk0 driver: mmcblk b301 1930240 mmcblk0p1 00000000-01 0800 488386584 sda driver: sd 0801 125829120 sda1 00000000-01 0802 5242880 sda2 00000000-02 0803 357313560 sda3 00000000-03 No filesystem could mount root, tried: ext3 ext2 ext4 vfat fuseblk Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(8,3) CPU: 1 PID: 1 Comm: swapper/0 Not tainted 3.18.0-rc7-next-20141204+ #1 I've bisected the tree and I've got commit fdfe073987619ec375da8d8a2701ab271d1b1339 as the culprit: This is my git bisect log: git bisect start # bad: [8191d07dbb16ae88cc2bc475584b9f185f02795f] Add linux-next specific files for 20141205 git bisect bad 8191d07dbb16ae88cc2bc475584b9f185f02795f # good: [009d0431c3914de64666bec0d350e54fdd59df6a] Linux 3.18-rc7 git bisect good 009d0431c3914de64666bec0d350e54fdd59df6a # bad: [9b3388a8bfa50258aa1df91bef1705b3311a8b67] Merge remote-tracking branch 'drm/drm-next' git bisect bad 9b3388a8bfa50258aa1df91bef1705b3311a8b67 # bad: [35eee2dc6bbd9a8db5c0385631f5302af9929cd5] Merge remote-tracking branch 'libata/for-next' git bisect bad 35eee2dc6bbd9a8db5c0385631f5302af9929cd5 # good: [4e4a560c90bb182391e8b98c57e6a5223788b4f9] Merge remote-tracking branch 'tegra/for-next' git bisect good 4e4a560c90bb182391e8b98c57e6a5223788b4f9 # bad: [2c238f7790667f31d511d2b44952c0b9b40799a5] Merge remote-tracking branch 'nfsd/nfsd-next' git bisect bad 2c238f7790667f31d511d2b44952c0b9b40799a5 # good: [66170786651f0716db0ad418bfaaac774b4009e4] Merge remote-tracking branch 'nios2/nios2-next' git bisect good 66170786651f0716db0ad418bfaaac774b4009e4 # good: [aa3eef6d532c04a3fba5b11cca8bf473ac8a2a09] Merge remote-tracking branch 'ecryptfs/next' git bisect good aa3eef6d532c04a3fba5b11cca8bf473ac8a2a09 # good: [9c01503f4da3ff9c327d37249fe148ed7c188b20] f2fs: cleanup redundant macro git bisect good 9c01503f4da3ff9c327d37249fe148ed7c188b20 # bad: [07809818fe6493f01f8390a4a300799cdad595bd] Merge remote-tracking branch 'fscache/fscache' git bisect bad 07809818fe6493f01f8390a4a300799cdad595bd # bad: [58b33d9d920c39f0975db7d8ededc2e2ee1553c0] ext4: prevent fsreentrance deadlock for inline_data git bisect bad 58b33d9d920c39f0975db7d8ededc2e2ee1553c0 # good: [624d0f1dd7c80d2bac4fc3066b2ff3947f890883] ext4: cleanup flag definitions for extent status tree git bisect good 624d0f1dd7c80d2bac4fc3066b2ff3947f890883 # good: [b003b52496b9bea9b186b127aea730b79d2a83bd] ext4: don't count external journal blocks as overhead git bisect good b003b52496b9bea9b186b127aea730b79d2a83bd # good: [6d75eef94272c5f0cb511c3d6e77d863c695fb0d] ext4: Remove an unnecessary check for NULL before iput() git bisect good 6d75eef94272c5f0cb511c3d6e77d863c695fb0d # good: [2f2d74ef698b163a7c39bfa101af944ef0021210] ext4: forbid journal_async_commit in data=ordered mode git bisect good 2f2d74ef698b163a7c39bfa101af944ef0021210 # bad: [fdfe073987619ec375da8d8a2701ab271d1b1339] ext4: fix potential use after free during resize git bisect bad fdfe073987619ec375da8d8a2701ab271d1b1339 # first bad commit: [fdfe073987619ec375da8d8a2701ab271d1b1339] ext4: fix potential use after free during resize Best regards, Liviu -- ==================== | I would like to | | fix the world, | | but they're not | | giving me the | \ source code! / --------------- ¯\_(ツ)_/¯