From: Jaegeuk Kim <jaegeuk@kernel.org>
To: Chandan Rajendra <chandan@linux.vnet.ibm.com>
Cc: linux-f2fs-devel@lists.sourceforge.net
Subject: Re: Hung task when executing generic/256 test
Date: Thu, 17 May 2018 17:51:03 -0700 [thread overview]
Message-ID: <20180518005103.GA33876@jaegeuk-macbookpro.roam.corp.google.com> (raw)
In-Reply-To: <2479794.CdILPghxpW@localhost.localdomain>
On 05/08, Chandan Rajendra wrote:
> Hi,
>
> The following "Hung task" information is seen when executing generic/256 test
> on next-20180503.
Hi Chandan,
Is this still happening? Since I don't see this in my local test.
Thanks,
>
> [ 1964.025145] F2FS-fs (loop1): Mounted with checkpoint version = 22d8b4fd
> [ 2212.833962] INFO: task umount:16199 blocked for more than 120 seconds.
> [ 2212.835736] Tainted: G W 4.17.0-rc3-next-20180503-04271-g6eb58cf86baa #1
> [ 2212.837944] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> [ 2212.840002] umount D14184 16199 16195 0x00000000
> [ 2212.841470] Call Trace:
> [ 2212.842211] ? __schedule+0x28a/0xad0
> [ 2212.843234] schedule+0x2f/0x90
> [ 2212.844122] io_schedule+0x12/0x40
> [ 2212.845071] wait_on_page_bit_common+0xe2/0x160
> [ 2212.846159] ? page_cache_tree_insert+0x130/0x130
> [ 2212.846827] __filemap_fdatawait_range+0xe5/0x150
> [ 2212.847473] ? sync_inodes_sb+0x1ff/0x450
> [ 2212.848050] filemap_fdatawait_keep_errors+0x1a/0x40
> [ 2212.848751] sync_inodes_sb+0x262/0x450
> [ 2212.849282] sync_filesystem+0x57/0x90
> [ 2212.849821] generic_shutdown_super+0x22/0x100
> [ 2212.850435] kill_block_super+0x21/0x50
> [ 2212.850989] deactivate_locked_super+0x2f/0x70
> [ 2212.851596] cleanup_mnt+0x3b/0x70
> [ 2212.852092] task_work_run+0xa1/0xd0
> [ 2212.852580] exit_to_usermode_loop+0x83/0x90
> [ 2212.853185] do_syscall_64+0x157/0x180
> [ 2212.853725] entry_SYSCALL_64_after_hwframe+0x49/0xbe
> [ 2212.854420] RIP: 0033:0x7fadbca7d357
> [ 2212.854935] Code: Bad RIP value.
> [ 2212.855384] RSP: 002b:00007ffe15b2bbb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
> [ 2212.856418] RAX: 0000000000000000 RBX: 0000561162acc2d0 RCX: 00007fadbca7d357
> [ 2212.857393] RDX: 0000000000000001 RSI: 0000000000000000 RDI: 0000561162ad1390
> [ 2212.858391] RBP: 0000000000000000 R08: 000000000000fef8 R09: 0000feff00000000
> [ 2212.859367] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561162ad1390
> [ 2212.860345] R13: 00007fadbd8231a4 R14: 0000561162acc4b0 R15: 00007ffe15b2be28
>
> The following is the contents of the xfstests' local.config file,
>
> # F2FS
> export TEST_DEV=/dev/loop0
> export TEST_DIR=/mnt/xfstest-test
> export SCRATCH_DEV=/dev/loop1
> export SCRATCH_MNT=/mnt/xfstest-scratch
> MKFS_OPTIONS="-O encrypt"
> MOUNT_OPTIONS="-o test_dummy_encryption"
>
> --
> chandan
>
>
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next prev parent reply other threads:[~2018-05-18 0:51 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-08 6:26 Hung task when executing generic/256 test Chandan Rajendra
2018-05-18 0:51 ` Jaegeuk Kim [this message]
2018-05-18 1:14 ` Chao Yu
2018-05-18 5:26 ` Chandan Rajendra
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