Is there a known issue with running multiple instances of qemu-system-s390x? I got a hang on openSUSE 12.1 RC2 x86_64 host:
0x00007f0de7f698d4 in __lll_lock_wait () from /lib64/libpthread.so.0 (gdb) bt #0 0x00007f0de7f698d4 in __lll_lock_wait () from /lib64/libpthread.so.0 #1 0x00007f0de7f651c5 in _L_lock_883 () from /lib64/libpthread.so.0 #2 0x00007f0de7f6501a in pthread_mutex_lock () from /lib64/libpthread.so.0 #3 0x000000000048b4a9 in qemu_mutex_lock (mutex=<optimized out>) at /home/andreas/QEMU/qemu/qemu-thread-posix.c:54 #4 0x00000000004cd3df in qemu_mutex_lock_iothread () at /home/andreas/QEMU/qemu/cpus.c:843 #5 0x0000000000467580 in main_loop_wait (nonblocking=<optimized out>) at /home/andreas/QEMU/qemu/main-loop.c:459 #6 0x0000000000408984 in main_loop () at /home/andreas/QEMU/qemu/vl.c:1481 #7 main (argc=<optimized out>, argv=<optimized out>, envp=<optimized out>) at /home/andreas/QEMU/qemu/vl.c:3474 Key presses didn't work, SDL window doesn't close, at 99.9% CPU. Andreas -- SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg