哈哈，直接输入了

:(){ :|:& };:

直接就
Locating the bottom of the address space … 0x10000
Locating the top of the address space … 0xc0000000
Core dump limits :
soft – 0
hard – NONE
Checking that ptrace can change system call numbers…OK
Checking syscall emulation patch for ptrace…OK
Checking advanced syscall emulation patch for ptrace…OK
Checking for tmpfs mount on /dev/shm…nothing mounted on /dev/shm
Checking PROT_EXEC mmap in /tmp/…OK
Checking for the skas3 patch in the host:
– /proc/mm…not found: No such file or directory
– PTRACE_FAULTINFO…not found
– PTRACE_LDT…not found
UML running in SKAS0 mode
Adding 15183872 bytes to physical memory to account for exec-shield gap
Initializing cgroup subsys cpuset
Initializing cgroup subsys cpu
Linux version 3.2.51 (root@biber) (gcc version 4.7.2 (Debian 4.7.2-5) ) #2 Sun Sep 22 21:52:48 UTC 2013
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 11806
Kernel command line: uml_dir=/data/webtty_log ubd0=/data/webtty_log/108707ccb779d9cdf94af478507d02b3_cow,testape_fs init=/sbin/init root=98:0
PID hash table entries: 256 (order: -2, 1024 bytes)
Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
Memory: 26444k available
SLUB: Genslabs=15, HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
NR_IRQS:15
Calibrating delay loop… 511.18 BogoMIPS (lpj=2555904)
pid_max: default: 32768 minimum: 301
Security Framework initialized
SELinux: Initializing.
AppArmor: AppArmor disabled by boot time parameter
Mount-cache hash table entries: 512
Initializing cgroup subsys cpuacct
Initializing cgroup subsys memory
Initializing cgroup subsys devices
Initializing cgroup subsys freezer
Initializing cgroup subsys blkio
Checking for host processor cmov support…Yes
Checking that host ptys support output SIGIO…Yes
Checking that host ptys support SIGIO on close…No, enabling workaround
Using 2.6 host AIO
NET: Registered protocol family 16
bio: create slab at 0
Switching to clocksource itimer
NET: Registered protocol family 2
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 2048 (order: 2, 16384 bytes)
TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
TCP: Hash tables configured (established 2048 bind 2048)
TCP reno registered
UDP hash table entries: 256 (order: 0, 4096 bytes)
UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
NET: Registered protocol family 1
mconsole (version 2) initialized on /data/webtty_log/gfCXaQ/mconsole
Checking host MADV_REMOVE support…
MADV_REMOVE failed, err = -38
Can’t release memory to the host – memory hotplug won’t be supported
Mapper v0.1
mmapper_init – find_iomem failed
UML Watchdog Timer
Host TLS support detected
Detected host type: i386 (GDT indexes 6 to 9)
audit: initializing netlink socket (disabled)
type=2000 audit(1390465712.644:1): initialized
VFS: Disk quotas dquot_6.5.2
Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
squashfs: version 4.0 (2009/01/31) Phillip Lougher
JFS: nTxBlock = 206, nTxLock = 1652
SGI XFS with ACLs, security attributes, realtime, large block/inode numbers, no debug enabled
SGI XFS Quota Management subsystem
Btrfs loaded
msgmni has been set to 51
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 254)
io scheduler noop registered
io scheduler cfq registered (default)
TCP cubic registered
NET: Registered protocol family 17
Initialized stdio console driver
Console initialized on /dev/tty0
console [tty0] enabled
Initializing software serial port version 1
console [mc-1] enabled
Creating “/data/webtty_log/108707ccb779d9cdf94af478507d02b3_cow” as COW file for “testape_fs”
ubda: unknown partition table
registered taskstats version 1
kjournald starting. Commit interval 5 seconds
EXT3-fs (ubda): mounted filesystem with writeback data mode
VFS: Mounted root (ext3 filesystem) readonly on device 98:0.
Mount failed for selinuxfs on /selinux: No such file or directory

INIT: version 2.86 booting

EXT3-fs (ubda): warning: checktime reached, running e2fsck is recommended
EXT3-fs (ubda): using internal journal

INIT: Entering runlevel: 2

_____________
—— OOO —-
++
,,, ++
(o_o)**
(_)**
** +
*+ + .
++ ()
oo () oo
oo

Welcome to TestApe live sample terminal. Here you can try samples
from the testape documentation. Be aware though, that all changes are
lost upon exit

Run ‘make sample1′ to try first example

guest@testape:/usr/share/doc/testape# ls
README makefile sample12.c sample18.c sample23.c sample5.c
add.c multiply.c sample13.c sample19.c sample24.c sample6.c
calc.c sample1.c sample14.c sample2.c sample25.c sample7.c
converter.c sample1.o sample15.c sample20.c sample26.c sample8.c
divide.c sample10.c sample16.c sample21.c sample3.c sample9.c
main.c sample11.c sample17.c sample22.c sample4.c subtract.c
guest@testape:/usr/share/doc/testape# vim sample12.c
bash: vim: command not found
guest@testape:/usr/share/doc/testape# vim
bash: vim: command not found
guest@testape:/usr/share/doc/testape# vi sample12.c
bash: vi: command not found
guest@testape:/usr/share/doc/testape# more sample12.c
#include “testape.h”

#define TRUE 1
#define FALSE 0

void mock_printf(char *fmt, …)
{
VALIDATE(fmt==0, FALSE);
}

void test_printf(void)
{
SIMULATE(invalid, TRUE);
ALLOW_VALIDATE( printf, mock_printf);
calculate(3,7,’+’);
}

void testmain(void)
{
EXECUTE(test_printf);
}
guest@testape:/usr/share/doc/testape# :(){ :|:&};:
[1] 782
guest@testape:/usr/share/doc/testape# bash: fork: Resource temporarily unavailable
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