[Qemu-devel] "cpu-exec.c: avoid AREG0 use" breaks x86 emulation on x86-64

[Jan Kiszka]

Hi Blue,

commit cea5f9a28f breaks here, just starting qemu without any
parameters:

Starting program: qemu-system-x86_64 
[Thread debugging using libthread_db enabled]

Program received signal SIGSEGV, Segmentation fault.
0x00007ffff39ac770 in __sigsetjmp () from /lib64/libc.so.6
(gdb) bt
#0  0x00007ffff39ac770 in __sigsetjmp () from /lib64/libc.so.6
#1  0x00000000004eb96c in cpu_x86_exec (env=0x11d09a0) at cpu-exec.c:233
#2  0x000000000040f056 in tcg_cpu_exec (env=0x11d09a0) at cpus.c:1059
#3  cpu_exec_all () at cpus.c:1100
#4  0x000000000058cfcb in main_loop () at vl.c:1380
#5  main (argc=<value optimized out>, argv=<value optimized out>, envp=<value 
optimized out>) at vl.c:3318

Please have a look.

Jan

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