Hello! Running fstests (xfstests) suite on sparc64 debian sid/unstable with linux kernel 4.8.0-rc3+ , I'm getting the following call trace and TPC on server console and system logs: mator@nvg5120:~/xfstests-dev$ ./check ext4/022 [1968295.582734] run fstests ext4/022 at 2016-08-23 18:19:00 [1968298.917006] EXT4-fs (loop1): mounted filesystem with ordered data mode. Opts: acl,user_xattr [1968303.922338] EXT4-fs (loop1): mounted filesystem with ordered data mode. Opts: acl,user_xattr [1968304.032985] Kernel unaligned access at TPC[101c59d4] ext4_mark_inode_dirty+0xf4/0x200 [ext4] [1968493.042138] INFO: task 022:18119 blocked for more than 120 seconds. [1968493.122028] Not tainted 4.8.0-rc3+ #76 [1968493.176979] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [1968493.276108] 022 D 00000000008e1edc 0 18119 2687 0x308000107000000 [1968493.373659] Call Trace: [1968493.406193] [00000000008dfa28] schedule+0x68/0xa0 [1968493.467933] [00000000008e1edc] rwsem_down_write_failed+0x13c/0x1e0 [1968493.547804] [00000000008e16e4] down_write+0x24/0x40 [1968493.611787] [00000000102027f4] ext4_expand_extra_isize_ea+0x54/0x760 [ext4] [1968493.701731] [00000000101c5a04] ext4_mark_inode_dirty+0x124/0x200 [ext4] [1968493.786655] [00000000101c945c] ext4_dirty_inode+0x3c/0x60 [ext4] [1968493.864366] [00000000005b4dc4] __mark_inode_dirty+0x24/0x260 [1968493.937888] [00000000101f7518] ext4_mb_new_blocks+0x118/0xa00 [ext4] [1968494.019896] [00000000101b8a74] ext4_new_meta_blocks+0xb4/0xe0 [ext4] [1968494.101994] [000000001020147c] ext4_xattr_block_set+0x7dc/0xa80 [ext4] [1968494.185871] [0000000010202d44] ext4_expand_extra_isize_ea+0x5a4/0x760 [ext4] [1968494.276431] [00000000101c5a04] ext4_mark_inode_dirty+0x124/0x200 [ext4] [1968494.361345] [00000000101ec074] ext4_ext_truncate+0x14/0xe0 [ext4] [1968494.440200] [00000000101c6d34] ext4_truncate+0x254/0x3a0 [ext4] [1968494.516622] [00000000101c90c0] ext4_setattr+0x5c0/0x920 [ext4] [1968494.591953] [00000000005a7358] notify_change+0x2f8/0x4a0 [1968494.660866] INFO: task jbd2/loop1-8:19633 blocked for more than 120 seconds. [1968494.750050] Not tainted 4.8.0-rc3+ #76 [1968494.805325] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [1968494.904421] jbd2/loop1-8 D 0000000010199684 0 19633 2 0x06000000 [1968494.994475] Call Trace: [1968495.026968] [00000000008dfa28] schedule+0x68/0xa0 [1968495.088380] [0000000010199684] jbd2_journal_commit_transaction+0x224/0x1580 [jbd2] [1968495.185728] [000000001019dec0] kjournald2+0xa0/0x240 [jbd2] [1968495.258797] [0000000000480b70] kthread+0xb0/0xe0 [1968495.319106] [0000000000406044] ret_from_fork+0x1c/0x2c [1968495.386182] [0000000000000000] (null) I'll try to bisect it, but not earlier than 4.4 kernel (not sure i'll able to boot 4.3). xfstests setup is following: mator@nvg5120:~/xfstests-dev$ git remote -v origin git://git.kernel.org/pub/scm/fs/xfs/xfstests-dev.git (fetch) origin git://git.kernel.org/pub/scm/fs/xfs/xfstests-dev.git (push) mator@nvg5120:~/xfstests-dev$ cat local.config export TEST_DEV=/dev/loop0 export TEST_DIR=/fst export SCRATCH_DEV=/dev/loop1 export SCRATCH_MNT=/mnt/scratch root@nvg5120:/home/mator/xfstests-dev# mkfs.ext4 /dev/loop0 /dev/loop0 and /dev/loop1 , each one is 6Gb file on tmpfs/ramdisk made with fallocate. mator@nvg5120:~/xfstests-dev$ findmnt /ramdisk/ TARGET SOURCE FSTYPE OPTIONS /ramdisk tmpfs tmpfs rw,relatime,size=13631488k mator@nvg5120:~/xfstests-dev$ sudo losetup NAME SIZELIMIT OFFSET AUTOCLEAR RO BACK-FILE DIO /dev/loop1 0 0 0 0 /ramdisk/scratchvol1 0 /dev/loop0 0 0 0 0 /ramdisk/testvol1 0 Thanks. -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
