other: 0.896 graphic: 0.872 semantic: 0.844 permissions: 0.812 device: 0.803 debug: 0.802 vnc: 0.778 PID: 0.778 performance: 0.764 boot: 0.755 socket: 0.726 KVM: 0.724 files: 0.651 network: 0.606 qemu-system-x86_64: There is no option group 'vnc' build qemu from git (6b3532b20b787cbd697a68b383232f5c3b39bd1e) with this options: ./configure \ --python=/usr/bin/python2 \ --prefix=/usr \ --sysconfdir=/etc \ --localstatedir=/var \ --libexecdir=/usr/lib/qemu \ --target-list=i386-softmmu,x86_64-softmmu,i386-linux-user,x86_64-linux-user \ --audio-drv-list='pa alsa' \ --enable-linux-aio \ --enable-seccomp \ --enable-tpm \ --enable-modules \ --disable-sdl \ --disable-gtk \ --disable-spice \ --disable-rbd \ --disable-libiscsi \ --disable-libnfs \ --disable-smartcard \ --disable-glusterfs \ --disable-docs \ --disable-vnc{,-sasl,-jpeg,-png} \ --disable-guest-agent i get: └───╼ qemu-system-x86_64 qemu-system-x86_64: There is no option group 'vnc' Segment Fault (core dumped) └───╼ coredumpctl info 12932 PID: 12932 (qemu-system-x86) UID: 1000 (sl1pkn07) GID: 100 (users) Signal: 11 (SEGV) Timestamp: dom 2016-06-05 18:05:51 CEST (17s ago) Command Line: qemu-system-x86_64 Executable: /usr/bin/qemu-system-x86_64 Control Group: /user.slice/user-1000.slice/session-c1.scope Unit: session-c1.scope Slice: user-1000.slice Session: c1 Owner UID: 1000 (sl1pkn07) Boot ID: 5b205159fa6b4c25946fad7087bd366f Machine ID: c20ee0c57658685bfedf50384b0e3ec0 Hostname: sL1pKn07 Coredump: /var/lib/systemd/coredump/core.qemu-system-x86.1000.5b205159fa6b4c25946fad7087bd366f.12932.1465142751000000000000.lz4 Message: Process 12932 (qemu-system-x86) of user 1000 dumped core. Stack trace of thread 12932: #0 0x000055b269c2e245 qemu_opts_foreach (qemu-system-x86_64) #1 0x000055b2698fb6b5 main (qemu-system-x86_64) #2 0x00007fafc4e5a741 __libc_start_main (libc.so.6) #3 0x000055b269900eb9 _start (qemu-system-x86_64) Stack trace of thread 12934: #0 0x00007fafc51e80af pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000055b269c21b19 qemu_cond_wait (qemu-system-x86_64) #2 0x000055b26992bff4 qemu_tcg_cpu_thread_fn (qemu-system-x86_64) #3 0x00007fafc51e2484 start_thread (libpthread.so.0) #4 0x00007fafc4f216dd __clone (libc.so.6) Stack trace of thread 12933: #0 0x00007fafc51eaebc __lll_lock_wait (libpthread.so.0) #1 0x00007fafc51e4b45 pthread_mutex_lock (libpthread.so.0) #2 0x000055b269c21a39 qemu_mutex_lock (qemu-system-x86_64) #3 0x000055b26992bf51 qemu_mutex_lock_iothread (qemu-system-x86_64) #4 0x000055b269c30430 call_rcu_thread (qemu-system-x86_64) #5 0x00007fafc51e2484 start_thread (libpthread.so.0) #6 0x00007fafc4f216dd __clone (libc.so.6) builded with GCC 6.1.1 greetings any notice of this? the latest commit i can works with with qemu is 70f87e0 Triaging old bug tickets... can you still reproduce this issue with the latest version of QEMU? Or could we close this ticket nowadays? This is fixed long time ago Greetings OK, thanks, so marking this as "Fix released" now