Triggering qemu buffer overflow when building/testing strace

[Yun-Chih Chen]

Triggering qemu buffer overflow on chroot + qemu-mips-static:
Same thing happens on armel.

root at ubuntu:~/strace# make -k check VERBOSE=1 &> make_check.log
*** buffer overflow detected ***: /usr/bin/qemu-mipsel-static terminated
======= Backtrace: =========
[0x6013c22b]
[0x601828a2]
[0x6018245e]
[0x60182837]
[0x60071611]
[0x6006b739]
[0x6005a628]
[0x6001426f]
[0x6012143c]
[0x600147c7]
======= Memory map: ========
*** buffer overflow detected ***: /usr/bin/qemu-mipsel-static terminated
======= Backtrace: =========
[0x6013c22b]
[0x601828a2]
[0x6018245e]
[0x60182837]
[0x60071de1]
[0x6005a628]
[0x6001426f]
[0x6012143c]
[0x600147c7]
======= Memory map: ========


Qemu host environment:
qemu-user-static: 2.0.0
host OS: Ubuntu 14.04
host OS kernel: 4.2.0-27

Inside qemu:
debootstrap to debian sid
gcc version: 5.4
libc6-dev: 2.23-1
linux-libc-dev: 4.6.3-1

Instructions:
./configure --enable-maintainer-mode
make
make check VERBOSE=1
( halted at rt_sigsuspend )
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