Programmingkid <programmingk...@gmail.com> writes: > On Sep 10, 2015, at 3:21 AM, Markus Armbruster wrote: > >> Programmingkid <programmingk...@gmail.com> writes: >> >>> Does this look about right? >>> >>> QDict *qdict; >>> Error *errp; >>> QObject **ret_data; >>> static int counter; >>> char *idString, *fileName; >>> >>> // The file variable is objective-c, left that code out >>> >>> fileName = g_strdup_printf("%s", >>> [file cStringUsingEncoding: >>> NSASCIIStringEncoding]); >>> >>> /* Create an unique id */ >>> idString = g_strdup_printf("USB%d", counter++); >>> >>> /* Create the QDICT object */ >>> qdict = qdict_new(); >>> qdict_put_obj(qdict, "id", qstring_from_str(idString)); >>> qdict_put_obj(qdict, "device", qstring_from_str(idString)); >>> qdict_put_obj(qdict, "if", qstring_from_str("none")); >>> qdict_put_obj(qdict, "file", qstring_from_str(fileName)); >>> qdict_put_obj(qdict, "driver", qstring_from_str("usb-storage")); >>> drive_add(IF_DEFAULT, 0, fileName, "none"); >>> qmp_device_add(qdict, ret_data, &errp); >>> handleAnyDeviceErrors(errp); >>> g_free(fileName); >>> g_free(idString); >>> >>> This is a sample of what I am working on. For some reason, it crashes QEMU. >>> Any clues why? I think it might be because of qdict_put_obj(). >> >> My crystal ball is down for maintenance today, so you'll have to gives >> us the clues yourself: a stack backtrace, for starters :) > > Here is the error: > > 2015-09-10 12:21:12.355 qemu-system-ppc[17603:903] HIToolbox: ignoring > exception 'Uncaught system exception: signal 11' that raised inside > Carbon event dispatch > ( > 0 CoreFoundation 0x00007fff83ad37b4 __exceptionPreprocess + > 180 > 1 libobjc.A.dylib 0x00007fff83567f03 objc_exception_throw + 45 > 2 CoreFoundation 0x00007fff83b2b969 -[NSException raise] + 9 > 3 ExceptionHandling 0x00007fff845082d3 > NSExceptionHandlerUncaughtSignalHandler + 37 > 4 libSystem.B.dylib 0x00007fff825431ba _sigtramp + 26 > 5 ??? 0x00007fff5fc12dc0 0x0 + 140734799883712 > 6 qemu-system-ppc 0x00000001003c4109 qdict_get_try_str + 58 > 7 qemu-system-ppc 0x00000001003dba04 qemu_opts_from_qdict + 63 > 8 qemu-system-ppc 0x0000000100169388 qmp_device_add + 78
Crashes in qdict_get_try_str(). Use a debugger to find out what goes wrong there.