/ # fakeroot strace whoami
execve("/usr/bin/whoami", ["whoami"], 0x7ffeda2c3350 /* 10 vars */) = 0
arch_prctl(ARCH_SET_FS, 0x7f272da1db48) = 0
set_tid_address(0x7f272da1dfb0)         = 30
brk(NULL)                               = 0x55f2d37a0000
brk(0x55f2d37a2000)                     = 0x55f2d37a2000
mmap(0x55f2d37a0000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x55f2d37a0000
open("/usr/lib/libfakeroot.so", O_RDONLY|O_LARGEFILE|O_CLOEXEC) = 3
fcntl(3, F_SETFD, FD_CLOEXEC)           = 0
fstat(3, {st_mode=S_IFREG|0755, st_size=52360, ...}) = 0
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0\0\0\0\0\0\0\0"..., 960) = 960
mmap(NULL, 53248, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f272d977000
mmap(0x7f272d97c000, 16384, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED, 3, 0x5000) = 0x7f272d97c000
mmap(0x7f272d980000, 8192, PROT_READ, MAP_PRIVATE|MAP_FIXED, 3, 0x9000) = 0x7f272d980000
mmap(0x7f272d982000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0xb000) = 0x7f272d982000
close(3)                                = 0
mprotect(0x7f272d982000, 4096, PROT_READ) = 0
mprotect(0x7f272da1a000, 4096, PROT_READ) = 0
mprotect(0x55f2d1bc3000, 16384, PROT_READ) = 0
open("/etc/passwd", O_RDONLY|O_LARGEFILE|O_CLOEXEC) = 3
fcntl(3, F_SETFD, FD_CLOEXEC)           = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f272d976000
fcntl(3, F_SETFD, FD_CLOEXEC)           = 0
read(3, "root:x:0:0:root:/root:/bin/ash\nb"..., 1024) = 1024
lseek(3, -993, SEEK_CUR)                = 31
close(3)                                = 0
munmap(0x7f272d976000, 4096)            = 0
ioctl(1, TIOCGWINSZ, {ws_row=45, ws_col=244, ws_xpixel=0, ws_ypixel=0}) = 0
writev(1, [{iov_base="root", iov_len=4}, {iov_base="\n", iov_len=1}], 2root
) = 5
exit_group(0)                           = ?
+++ exited with 0 +++