[root@NETSLUM log]# tail -f /var/log/messages
Oct 24 00:19:29 NETSLUM kernel: [<ffffffff81126b5a>] __dentry_open+0x10a/0x350
Oct 24 00:19:29 NETSLUM kernel: [<ffffffff811b8e1f>] ? security_inode_permission+0x1f/0x30
Oct 24 00:19:29 NETSLUM kernel: [<ffffffff81126eb4>] nameidata_to_filp+0x54/0x70
Oct 24 00:19:29 NETSLUM kernel: [<ffffffff81136f00>] do_filp_open+0x950/0xd60
Oct 24 00:19:29 NETSLUM kernel: [<ffffffffa00d8166>] ? scsi_disk_put+0x46/0x60 [sd_mod]
Oct 24 00:19:29 NETSLUM kernel: [<ffffffff81141803>] ? alloc_fd+0x53/0x140
Oct 24 00:19:29 NETSLUM kernel: [<ffffffff81126909>] do_sys_open+0x69/0x140
Oct 24 00:19:29 NETSLUM kernel: [<ffffffff8100b2b2>] ? math_state_restore+0x42/0x60
Oct 24 00:19:29 NETSLUM kernel: [<ffffffff81126a20>] sys_open+0x20/0x30
Oct 24 00:19:29 NETSLUM kernel: [<ffffffff8100a042>] system_call_fastpath+0x16/0x1b
Oct 24 00:21:29 NETSLUM kernel: INFO: task udisks-daemon:3700 blocked for more than 120 seconds.
Oct 24 00:21:29 NETSLUM kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Oct 24 00:21:29 NETSLUM kernel: udisks-daemon D ffff8801044b5fd8     0  3700   3699 0x00000000
Oct 24 00:21:29 NETSLUM kernel: ffff8801044b5c08 0000000000000086 ffff8801044b5f48 0000000000000000
Oct 24 00:21:29 NETSLUM kernel: 0000000000000000 0000000000000001 ffffffff8113a090 ffff88012e5b9070
Oct 24 00:21:29 NETSLUM kernel: ffff8801044b5fd8 000000000000fac8 ffff88012e034350 ffff880104491670
Oct 24 00:21:29 NETSLUM kernel: Call Trace:
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff8113a090>] ? __pollwait+0x0/0xf0
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff811e1e1d>] ? get_disk+0x7d/0xf0
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff813b8436>] __mutex_lock_slowpath+0xf6/0x190
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff811580e0>] ? blkdev_open+0x0/0xc0
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff813b831b>] mutex_lock+0x2b/0x50
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff81157d28>] __blkdev_get+0x48/0x3e0
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff811580e0>] ? blkdev_open+0x0/0xc0
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff811580d0>] blkdev_get+0x10/0x20
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff81158151>] blkdev_open+0x71/0xc0
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff81126b5a>] __dentry_open+0x10a/0x350
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff811b8e1f>] ? security_inode_permission+0x1f/0x30
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff81126eb4>] nameidata_to_filp+0x54/0x70
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff81136f00>] do_filp_open+0x950/0xd60
Oct 24 00:21:29 NETSLUM kernel: [<ffffffffa00d8166>] ? scsi_disk_put+0x46/0x60 [sd_mod]
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff81141803>] ? alloc_fd+0x53/0x140
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff81126909>] do_sys_open+0x69/0x140
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff8100b2b2>] ? math_state_restore+0x42/0x60
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff81126a20>] sys_open+0x20/0x30
Oct 24 00:21:29 NETSLUM kernel: [<ffffffff8100a042>] system_call_fastpath+0x16/0x1b