On Tue, Aug 25, 2020 at 03:19:56PM -0400, Eduardo Habkost wrote:
> git tree for this series:
> https://github.com/ehabkost/qemu-hacks/tree/work/qom-macros-autoconvert
>
Hi Eduardo,
another assert fires during QEMU start:
$ lldb -- $QEMU -cpu nahelem -M q35,accel=hvf -cdrom test.iso
(lldb) target create "[...]/qemu/build/qemu-system-x86_64"
Current executable set to '[...]/qemu/build/qemu-system-x86_64' (x86_64).
(lldb) settings set -- target.run-args "-cpu" "nahelem" "-M" "q35,accel=hvf"
"-cdrom" "test.iso"
(lldb) r
Process 92411 launched: '[...]/qemu/build/qemu-system-x86_64' (x86_64)
**
ERROR:../qom/object.c:505:object_initialize_with_type: assertion failed: (size
>= type->instance_size)
Bail out! ERROR:../qom/object.c:505:object_initialize_with_type: assertion
failed: (size >= type->instance_size)
Process 92411 stopped
* thread #3, stop reason = signal SIGABRT
frame #0: 0x00007fff6a75e33a libsystem_kernel.dylib`__pthread_kill + 10
libsystem_kernel.dylib`__pthread_kill:
-> 0x7fff6a75e33a <+10>: jae 0x7fff6a75e344 ; <+20>
0x7fff6a75e33c <+12>: movq %rax, %rdi
0x7fff6a75e33f <+15>: jmp 0x7fff6a758629 ; cerror_nocancel
0x7fff6a75e344 <+20>: retq
Target 0: (qemu-system-x86_64) stopped.
(lldb) bt
* thread #3, stop reason = signal SIGABRT
* frame #0: 0x00007fff6a75e33a libsystem_kernel.dylib`__pthread_kill + 10
frame #1: 0x00007fff6a81ae60 libsystem_pthread.dylib`pthread_kill + 430
frame #2: 0x00007fff6a6e5808 libsystem_c.dylib`abort + 120
frame #3: 0x0000000101314c36 libglib-2.0.0.dylib`g_assertion_message + 406
frame #4: 0x0000000101314c9e libglib-2.0.0.dylib`g_assertion_message_expr +
94
frame #5: 0x0000000100366f0c
qemu-system-x86_64`object_initialize_with_type(obj=<unavailable>,
size=<unavailable>, type=<unavailable>) at object.c:505:5 [opt]
frame #6: 0x0000000100400e48
qemu-system-x86_64`qbus_create_inplace(bus=0x0000000000000000,
size=<unavailable>, typename=<unavailable>, parent=0x0000000000000000,
name="main-system-bus") at bus.c:153:5 [opt]
frame #7: 0x000000010006800a qemu-system-x86_64`sysbus_get_default
[inlined] main_system_bus_create at sysbus.c:346:5 [opt]
frame #8: 0x0000000100067fe2 qemu-system-x86_64`sysbus_get_default at
sysbus.c:354 [opt]
frame #9: 0x00000001002b774f
qemu-system-x86_64`qemu_init(argc=<unavailable>, argv=<unavailable>,
envp=<unavailable>) at vl.c:3890:41 [opt]
frame #10: 0x0000000100008c99
qemu-system-x86_64`qemu_main(argc=<unavailable>, argv=<unavailable>,
envp=<unavailable>) at main.c:49:5 [opt]
frame #11: 0x000000010007bbd6
qemu-system-x86_64`call_qemu_main(opaque=<unavailable>) at cocoa.m:1710:14 [opt]
frame #12: 0x00000001004631ee
qemu-system-x86_64`qemu_thread_start(args=<unavailable>) at
qemu-thread-posix.c:521:9 [opt]
frame #13: 0x00007fff6a81b109 libsystem_pthread.dylib`_pthread_start + 148
frame #14: 0x00007fff6a816b8b libsystem_pthread.dylib`thread_start + 15
(lldb) f 7
qemu-system-x86_64 was compiled with optimization - stepping may behave oddly;
variables may not be available.
frame #7: 0x000000010006800a qemu-system-x86_64`sysbus_get_default [inlined]
main_system_bus_create at sysbus.c:346:5 [opt]
343 /* assign main_system_bus before qbus_create_inplace()
344 * in order to make "if (bus != sysbus_get_default())" work */
345 main_system_bus = g_malloc0(system_bus_info.instance_size);
-> 346 qbus_create_inplace(main_system_bus, system_bus_info.instance_size,
347 TYPE_SYSTEM_BUS, NULL, "main-system-bus");
348 OBJECT(main_system_bus)->free = g_free;
349 }
(lldb) f 6
frame #6: 0x0000000100400e48
qemu-system-x86_64`qbus_create_inplace(bus=0x0000000000000000,
size=<unavailable>, typename=<unavailable>, parent=0x0000000000000000,
name="main-system-bus") at bus.c:153:5 [opt]
150 void qbus_create_inplace(void *bus, size_t size, const char *typename,
151 DeviceState *parent, const char *name)
152 {
-> 153 object_initialize(bus, size, typename);
154 qbus_init(bus, parent, name);
155 }
156
(lldb) f 5
frame #5: 0x0000000100366f0c
qemu-system-x86_64`object_initialize_with_type(obj=<unavailable>,
size=<unavailable>, type=<unavailable>) at object.c:505:5 [opt]
502
503 g_assert(type->instance_size >= sizeof(Object));
504 g_assert(type->abstract == false);
-> 505 g_assert(size >= type->instance_size);
506
507 memset(obj, 0, type->instance_size);
508 obj->class = type->class;
Regards,
Roman
