[root@betelgeuse reproduce]# strace mkfs.xfs /dev/test_vg/test_lv
execve("/sbin/mkfs.xfs", ["mkfs.xfs", "/dev/test_vg/test_lv"], [/* 27 vars */]) = 0
brk(0)                                  = 0x11ca000
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd550349000
access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or directory)
open("/etc/ld.so.cache", O_RDONLY)      = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=43640, ...}) = 0
mmap(NULL, 43640, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7fd55033e000
close(3)                                = 0
open("/lib64/libuuid.so.1", O_RDONLY)   = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240\25\300\33;\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=18936, ...}) = 0
mmap(0x3b1bc00000, 2111272, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x3b1bc00000
mprotect(0x3b1bc04000, 2093056, PROT_NONE) = 0
mmap(0x3b1be03000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) = 0x3b1be03000
close(3)                                = 0
open("/lib64/librt.so.1", O_RDONLY)     = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@!\300\26;\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=47064, ...}) = 0
mmap(0x3b16c00000, 2128816, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x3b16c00000
mprotect(0x3b16c07000, 2093056, PROT_NONE) = 0
mmap(0x3b16e06000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x6000) = 0x3b16e06000
close(3)                                = 0
open("/lib64/libpthread.so.0", O_RDONLY) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`\\\0\26;\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=145720, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd55033d000
mmap(0x3b16000000, 2212768, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x3b16000000
mprotect(0x3b16017000, 2097152, PROT_NONE) = 0
mmap(0x3b16217000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x17000) = 0x3b16217000
mmap(0x3b16219000, 13216, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3b16219000
close(3)                                = 0
open("/lib64/libblkid.so.1", O_RDONLY)  = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 Z@\36;\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=138584, ...}) = 0
mmap(0x3b1e400000, 2231240, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x3b1e400000
mprotect(0x3b1e41e000, 2097152, PROT_NONE) = 0
mmap(0x3b1e61e000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1e000) = 0x3b1e61e000
close(3)                                = 0
open("/lib64/libc.so.6", O_RDONLY)      = 3
read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\360\355\201\25;\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=1922112, ...}) = 0
mmap(0x3b15800000, 3745960, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x3b15800000
mprotect(0x3b15989000, 2097152, PROT_NONE) = 0
mmap(0x3b15b89000, 20480, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x189000) = 0x3b15b89000
mmap(0x3b15b8e000, 18600, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3b15b8e000
close(3)                                = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd55033c000
mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd55033a000
arch_prctl(ARCH_SET_FS, 0x7fd55033a740) = 0
mprotect(0x3b16e06000, 4096, PROT_READ) = 0
mprotect(0x3b16217000, 4096, PROT_READ) = 0
mprotect(0x3b15b89000, 16384, PROT_READ) = 0
mprotect(0x3b1521f000, 4096, PROT_READ) = 0
munmap(0x7fd55033e000, 43640)           = 0
set_tid_address(0x7fd55033aa10)         = 25950
set_robust_list(0x7fd55033aa20, 0x18)   = 0
futex(0x7ffff740288c, FUTEX_WAKE_PRIVATE, 1) = 0
futex(0x7ffff740288c, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 1, NULL, 7fd55033a740) = -1 EAGAIN (Resource temporarily unavailable)
rt_sigaction(SIGRTMIN, {0x3b16005ae0, [], SA_RESTORER|SA_SIGINFO, 0x3b1600f500}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {0x3b16005b70, [], SA_RESTORER|SA_RESTART|SA_SIGINFO, 0x3b1600f500}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM_INFINITY}) = 0
brk(0)                                  = 0x11ca000
brk(0x11eb000)                          = 0x11eb000
open("/usr/lib/locale/locale-archive", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=99158576, ...}) = 0
mmap(NULL, 99158576, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7fd54a4a9000
close(3)                                = 0
stat("/dev/test_vg/test_lv", {st_mode=S_IFBLK|0660, st_rdev=makedev(253, 15), ...}) = 0
open("/dev/test_vg/test_lv", O_RDONLY)  = 3
fadvise64(3, 0, 0, POSIX_FADV_RANDOM)   = 0
fstat(3, {st_mode=S_IFBLK|0660, st_rdev=makedev(253, 15), ...}) = 0
uname({sys="Linux", node="betelgeuse.orion", ...}) = 0
ioctl(3, BLKGETSIZE64, 0x11cb040)       = 0
ioctl(3, CDROM_GET_CAPABILITY or SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT, 0) = -1 ENOTTY (Inappropriate ioctl for device)
ioctl(3, 0x127a, 0x7ffff7401f78)        = 0
ioctl(3, 0x1278, 0x7ffff7401f7c)        = 0
ioctl(3, 0x1279, 0x7ffff7401f7c)        = 0
ioctl(3, 0x127b, 0x7ffff7401f7c)        = 0
ioctl(3, BLKSSZGET, 0x11cb058)          = 0
close(3)                                = 0
getcwd("/mnt/test/tmp/reproduce", 4096) = 24
stat("/dev/test_vg/test_lv", {st_mode=S_IFBLK|0660, st_rdev=makedev(253, 15), ...}) = 0
stat("/dev/test_vg/test_lv", {st_mode=S_IFBLK|0660, st_rdev=makedev(253, 15), ...}) = 0
ustat(0xfd0f, 0x7ffff7400e70)           = -1 EINVAL (Invalid argument)
open("/dev/test_vg/test_lv", O_RDONLY)  = 3
stat("/dev/test_vg/test_lv", {st_mode=S_IFBLK|0660, st_rdev=makedev(253, 15), ...}) = 0
stat("/dev/test_vg/test_lv", {st_mode=S_IFBLK|0660, st_rdev=makedev(253, 15), ...}) = 0
ustat(0xfd0f, 0x7ffff7400e70)           = -1 EINVAL (Invalid argument)
open("/dev/test_vg/test_lv", O_RDWR|O_EXCL|O_DIRECT) = 4
fstat(4, {st_mode=S_IFBLK|0660, st_rdev=makedev(253, 15), ...}) = 0
ioctl(4, BLKBSZSET, 0x7ffff7400efc)     = 0
fstat(4, {st_mode=S_IFBLK|0660, st_rdev=makedev(253, 15), ...}) = 0
ioctl(4, BLKGETSIZE64, 0x7ffff7400fe8)  = 0
ioctl(4, BLKSSZGET, 0x7ffff74023e0)     = 0
chdir("/mnt/test/tmp/reproduce")        = 0
brk(0x120c000)                          = 0x120c000
close(3)                                = 0
open("/dev/test_vg/test_lv", O_RDONLY)  = 3
fstat(3, {st_mode=S_IFBLK|0660, st_rdev=makedev(253, 15), ...}) = 0
ioctl(3, BLKGETSIZE64, 0x7ffff7402068)  = 0
ioctl(3, BLKSSZGET, 0x7ffff74020bc)     = 0
close(3)                                = 0
open("/dev/test_vg/test_lv", O_RDONLY)  = 3
fadvise64(3, 0, 0, POSIX_FADV_RANDOM)   = 0
fstat(3, {st_mode=S_IFBLK|0660, st_rdev=makedev(253, 15), ...}) = 0
ioctl(3, BLKGETSIZE64, 0x11ebaa0)       = 0
ioctl(3, CDROM_GET_CAPABILITY or SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT, 0) = -1 ENOTTY (Inappropriate ioctl for device)
lseek(3, 275951583232, SEEK_SET)        = 275951583232
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 64) = 64
lseek(3, 275951640576, SEEK_SET)        = 275951640576
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 256) = 256
lseek(3, 0, SEEK_SET)                   = 0
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 256) = 256
lseek(3, 4096, SEEK_SET)                = 4096
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 256) = 256
lseek(3, 275951648256, SEEK_SET)        = 275951648256
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 512) = 512
lseek(3, 275951517184, SEEK_SET)        = 275951517184
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 512) = 512
stat("/sys/dev/block/253:15/partition", 0x7ffff73ffea0) = -1 ENOENT (No such file or directory)
readlink("/sys/dev/block/253:15", "../../devices/virtual/block/dm-15", 4095) = 33
open("/sys/block/dm-15/dev", O_RDONLY)  = 5
fstat(5, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd550348000
read(5, "253:15\n", 4096)               = 7
close(5)                                = 0
munmap(0x7fd550348000, 4096)            = 0
lseek(3, 275951647744, SEEK_SET)        = 275951647744
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 48) = 48
lseek(3, 275951616512, SEEK_SET)        = 275951616512
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", 24) = 24
lseek(3, 275951518208, SEEK_SET)        = 275951518208
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", 24) = 24
lseek(3, 275951517696, SEEK_SET)        = 275951517696
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", 24) = 24
lseek(3, 275951444480, SEEK_SET)        = 275951444480
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", 24) = 24
lseek(3, 275951643136, SEEK_SET)        = 275951643136
read(3, "\0\0\0\0", 4)                  = 4
lseek(3, 4096, SEEK_SET)                = 4096
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
lseek(3, 275951644672, SEEK_SET)        = 275951644672
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 4096) = 4096
lseek(3, 0, SEEK_SET)                   = 0
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
lseek(3, 1024, SEEK_SET)                = 1024
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
lseek(3, 1048576, SEEK_SET)             = 1048576
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
lseek(3, 3072, SEEK_SET)                = 3072
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
lseek(3, 7168, SEEK_SET)                = 7168
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
lseek(3, 15360, SEEK_SET)               = 15360
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
lseek(3, 31744, SEEK_SET)               = 31744
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
lseek(3, 64512, SEEK_SET)               = 64512
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
lseek(3, 8192, SEEK_SET)                = 8192
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
lseek(3, 65536, SEEK_SET)               = 65536
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
lseek(3, 32768, SEEK_SET)               = 32768
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
lseek(3, 131072, SEEK_SET)              = 131072
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 135168, SEEK_SET)              = 135168
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 139264, SEEK_SET)              = 139264
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 143360, SEEK_SET)              = 143360
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 147456, SEEK_SET)              = 147456
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 151552, SEEK_SET)              = 151552
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 155648, SEEK_SET)              = 155648
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 159744, SEEK_SET)              = 159744
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 163840, SEEK_SET)              = 163840
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 167936, SEEK_SET)              = 167936
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 172032, SEEK_SET)              = 172032
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 176128, SEEK_SET)              = 176128
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 180224, SEEK_SET)              = 180224
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 184320, SEEK_SET)              = 184320
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 188416, SEEK_SET)              = 188416
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 192512, SEEK_SET)              = 192512
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 196608, SEEK_SET)              = 196608
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 200704, SEEK_SET)              = 200704
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 204800, SEEK_SET)              = 204800
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 208896, SEEK_SET)              = 208896
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 212992, SEEK_SET)              = 212992
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 217088, SEEK_SET)              = 217088
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 221184, SEEK_SET)              = 221184
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 225280, SEEK_SET)              = 225280
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 229376, SEEK_SET)              = 229376
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 233472, SEEK_SET)              = 233472
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 237568, SEEK_SET)              = 237568
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 241664, SEEK_SET)              = 241664
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 245760, SEEK_SET)              = 245760
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 249856, SEEK_SET)              = 249856
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 253952, SEEK_SET)              = 253952
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 258048, SEEK_SET)              = 258048
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 393216, SEEK_SET)              = 393216
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 397312, SEEK_SET)              = 397312
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 401408, SEEK_SET)              = 401408
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 405504, SEEK_SET)              = 405504
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 409600, SEEK_SET)              = 409600
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 413696, SEEK_SET)              = 413696
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 417792, SEEK_SET)              = 417792
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 421888, SEEK_SET)              = 421888
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 425984, SEEK_SET)              = 425984
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 430080, SEEK_SET)              = 430080
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 434176, SEEK_SET)              = 434176
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 438272, SEEK_SET)              = 438272
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 442368, SEEK_SET)              = 442368
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 446464, SEEK_SET)              = 446464
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 450560, SEEK_SET)              = 450560
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 454656, SEEK_SET)              = 454656
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 458752, SEEK_SET)              = 458752
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 462848, SEEK_SET)              = 462848
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 466944, SEEK_SET)              = 466944
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 471040, SEEK_SET)              = 471040
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 475136, SEEK_SET)              = 475136
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 479232, SEEK_SET)              = 479232
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 483328, SEEK_SET)              = 483328
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 487424, SEEK_SET)              = 487424
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 491520, SEEK_SET)              = 491520
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 495616, SEEK_SET)              = 495616
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 499712, SEEK_SET)              = 499712
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 503808, SEEK_SET)              = 503808
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 507904, SEEK_SET)              = 507904
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 512000, SEEK_SET)              = 512000
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 516096, SEEK_SET)              = 516096
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 520192, SEEK_SET)              = 520192
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 41) = 41
lseek(3, 0, SEEK_SET)                   = 0
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1377) = 1377
lseek(3, 8192, SEEK_SET)                = 8192
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1377) = 1377
lseek(3, 65536, SEEK_SET)               = 65536
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1377) = 1377
lseek(3, 262144, SEEK_SET)              = 262144
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1377) = 1377
lseek(3, 9728, SEEK_SET)                = 9728
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 512) = 512
lseek(3, 18944, SEEK_SET)               = 18944
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 512) = 512
lseek(3, 2048, SEEK_SET)                = 2048
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
lseek(3, 2097152, SEEK_SET)             = 2097152
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
ioctl(3, BLKSSZGET, 0x11ebab8)          = 0
lseek(3, 28672, SEEK_SET)               = 28672
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 1024) = 1024
close(3)                                = 0
ioctl(4, 0x1277, 0x7ffff74020d0)        = 0
open("/usr/share/locale/locale.alias", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=2512, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd550348000
read(3, "# Locale name alias data base.\n#"..., 4096) = 2512
read(3, "", 4096)                       = 0
close(3)                                = 0
munmap(0x7fd550348000, 4096)            = 0
open("/usr/share/locale/en_US.UTF-8/LC_MESSAGES/xfsprogs.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en_US.utf8/LC_MESSAGES/xfsprogs.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en_US/LC_MESSAGES/xfsprogs.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en.UTF-8/LC_MESSAGES/xfsprogs.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en.utf8/LC_MESSAGES/xfsprogs.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en/LC_MESSAGES/xfsprogs.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
fstat(1, {st_mode=S_IFCHR|0620, st_rdev=makedev(136, 6), ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd550348000
write(1, "meta-data=/dev/test_vg/test_lv  "..., 78meta-data=/dev/test_vg/test_lv   isize=256    agcount=16, agsize=4210688 blks
) = 78
write(1, "         =                      "..., 53         =                       sectsz=512   attr=2
) = 53
write(1, "data     =                      "..., 74data     =                       bsize=4096   blocks=67371008, imaxpct=25
) = 74
write(1, "         =                      "..., 60         =                       sunit=0      swidth=0 blks
) = 60
write(1, "naming   =version 2             "..., 57naming   =version 2              bsize=4096   ascii-ci=0
) = 57
write(1, "log      =internal log          "..., 70log      =internal log           bsize=4096   blocks=32896, version=2
) = 70
write(1, "         =                      "..., 73         =                       sectsz=512   sunit=0 blks, lazy-count=1
) = 73
write(1, "realtime =none                  "..., 68realtime =none                   extsz=4096   blocks=0, rtextents=0
) = 68
gettimeofday({1358503806, 782198}, NULL) = 0
open("/dev/urandom", O_RDONLY)          = 3
fcntl(3, F_GETFD)                       = 0
fcntl(3, F_SETFD, FD_CLOEXEC)           = 0
getuid()                                = 0
getppid()                               = 25948
gettimeofday({1358503806, 782507}, NULL) = 0
gettimeofday({1358503806, 782559}, NULL) = 0
read(3, "a\243X *\"\271q'I\201\305I\361G\2", 16) = 16
gettid()                                = 25950
mmap(NULL, 135168, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd54a488000
pwrite(4, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 131072, 0) = 131072
munmap(0x7fd54a488000, 135168)          = 0
brk(0x122e000)                          = 0x122e000
pwrite(4, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 131072, 275951517696) = 131072
mmap(NULL, 266240, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd54a468000
lseek(4, 137975840768, SEEK_SET)        = 137975840768
write(4, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 262144) = 262144
write(4, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 262144) = 262144
write(4, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 262144) = -1 EIO (Input/output error)
open("/usr/share/locale/en_US.UTF-8/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en_US.utf8/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en_US/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en.UTF-8/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en.utf8/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
write(2, "mkfs.xfs: libxfs_device_zero wri"..., 62mkfs.xfs: libxfs_device_zero write failed: Input/output error
) = 62
exit_group(1)                           = ?