Zdenek Kabelac wrote: > Hi > > During execution of qemu I've got this crash: > > #0 0x0000000000407a29 in qemu_mod_timer (ts=0x2e8cf90, > expire_time=130685351465) at /usr/src/debug/kvm-63/qemu/vl.c:1073 > #1 0x0000000000425590 in pcnet_ioport_writew (opaque=0x0, > addr=1836332585, val=8090216) > at /usr/src/debug/kvm-63/qemu/hw/pcnet.c:1617 > #2 0x0000000000501cf1 in kvm_outw (opaque=<value optimized out>, > addr=13865, data=29288) > at /usr/src/debug/kvm-63/qemu/qemu-kvm.c:457 > #3 0x000000000051e2a0 in kvm_run (kvm=0x2dbb030, vcpu=1) at libkvm.c:719 > #4 0x0000000000501646 in kvm_cpu_exec (env=<value optimized out>) at > /usr/src/debug/kvm-63/qemu/qemu-kvm.c:127 > #5 0x00000000005021a5 in kvm_main_loop_cpu (env=0x2e8f010) at > /usr/src/debug/kvm-63/qemu/qemu-kvm.c:307 > #6 0x0000000000502302 in ap_main_loop (_env=<value optimized out>) at > /usr/src/debug/kvm-63/qemu/qemu-kvm.c:338 > #7 0x000000353420740a in start_thread () from /lib64/libpthread.so.0 > #8 0x00000035336e5d1d in clone () from /lib64/libc.so.6 > > (gdb) print alarm_timer > $1 = (struct qemu_alarm_timer *) 0x0 > > > It happend during detach of gdb and quit of the qemu itsell - I assume > no all timers were probably stoped when quit_timers was executed ? > >
Looks like. > Maybe check for non NULL pointer is enough qemu_mod_timer? > > I think the correct solution is to allow devices to register a shutdown function, which would be called after main_loop() (but before quit_timers) , which would execute qemu_del_timer() in the case of pcnet. It's also necessary for device hotremove. -- error compiling committee.c: too many arguments to function ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ kvm-devel mailing list kvm-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/kvm-devel