clang - scan-build results

User:	stefan@v220110690675601.yourvserver.net
Working Directory:	/home/stefan/src/qemu/qemu.org/qemu/bin/debug/clang
Command Line:	make
Date:	Mon Jul 2 07:06:18 2012

Bug Summary

API
Bug Type	Quantity	Display?
All Bugs	282
Argument with 'nonnull' attribute passed null	3
Dead store
Dead assignment	51
Dead increment	14
Dead initialization	86
Dead nested assignment	9
Logic error
Assigned value is garbage or undefined	3
Dereference of null pointer	65
Division by zero	27
Garbage return value	2
Pass-by-value argument in function call is undefined	20
Result of operation is garbage or undefined	2

Reports

Bug Group	Bug Type ▾	File	Line	Path Length
API	Argument with 'nonnull' attribute passed null	audio /audio.c	448	4	View Report
API	Argument with 'nonnull' attribute passed null	qemu-ga.c	439	7	View Report
API	Argument with 'nonnull' attribute passed null	block /vvfat.c	1658	16	View Report
Logic error	Assigned value is garbage or undefined	slirp /tcp_subr.c	435	3	View Report
Logic error	Assigned value is garbage or undefined	hw /apic.c	530	3	View Report
Logic error	Assigned value is garbage or undefined	hw /apic.c	522	4	View Report
Dead store	Dead assignment	gdbstub.c	2113	1	View Report
Dead store	Dead assignment	gdbstub.c	2102	1	View Report
Dead store	Dead assignment	hw /usb /hcd-ehci.c	2174	1	View Report
Dead store	Dead assignment	hw /9pfs /virtio-9p.c	2846	1	View Report
Dead store	Dead assignment	hw /mips_mipssim.c	81	1	View Report
Dead store	Dead assignment	qemu-sockets.c	284	1	View Report
Dead store	Dead assignment	gdbstub.c	2113	1	View Report
Dead store	Dead assignment	hw /usb /dev-storage.c	308	1	View Report
Dead store	Dead assignment	hw /jazz_led.c	165	1	View Report
Dead store	Dead assignment	hw /exynos4210_fimd.c	1288	1	View Report
Dead store	Dead assignment	hw /mips_mipssim.c	81	1	View Report
Dead store	Dead assignment	gdbstub.c	2102	1	View Report
Dead store	Dead assignment	hw /9pfs /virtio-9p.c	2851	1	View Report
Dead store	Dead assignment	ui /vnc-auth-sasl.c	521	1	View Report
Dead store	Dead assignment	hw /usb /dev-network.c	1054	1	View Report
Dead store	Dead assignment	hw /jazz_led.c	166	1	View Report
Dead store	Dead assignment	hw /usb /hcd-ehci.c	2174	1	View Report
Dead store	Dead assignment	gdbstub.c	2113	1	View Report
Dead store	Dead assignment	gdbstub.c	2102	1	View Report
Dead store	Dead assignment	gdbstub.c	2102	1	View Report
Dead store	Dead assignment	hw /pxa2xx_lcd.c	599	1	View Report
Dead store	Dead assignment	monitor.c	1130	1	View Report
Dead store	Dead assignment	gdbstub.c	2102	1	View Report
Dead store	Dead assignment	gdbstub.c	2113	1	View Report
Dead store	Dead assignment	gdbstub.c	2113	1	View Report
Dead store	Dead assignment	hw /exynos4210_mct.c	1298	1	View Report
Dead store	Dead assignment	hw /mips_mipssim.c	82	1	View Report
Dead store	Dead assignment	gdbstub.c	2102	1	View Report
Dead store	Dead assignment	target-i386 /translate.c	4144	1	View Report
Dead store	Dead assignment	gdbstub.c	2113	1	View Report
Dead store	Dead assignment	gdbstub.c	2102	1	View Report
Dead store	Dead assignment	ui /vnc-enc-zrle.c	165	1	View Report
Dead store	Dead assignment	gdbstub.c	2113	1	View Report
Dead store	Dead assignment	gdbstub.c	2113	1	View Report
Dead store	Dead assignment	hw /exynos4210_combiner.c	222	1	View Report
Dead store	Dead assignment	gdbstub.c	2113	1	View Report
Dead store	Dead assignment	gdbstub.c	2113	1	View Report
Dead store	Dead assignment	gdbstub.c	2102	1	View Report
Dead store	Dead assignment	hw /mips_mipssim.c	82	1	View Report
Dead store	Dead assignment	hw /exynos4210_mct.c	1326	1	View Report
Dead store	Dead assignment	gdbstub.c	2113	1	View Report
Dead store	Dead assignment	hw /exynos4210_mct.c	1369	1	View Report
Dead store	Dead assignment	hw /tosa.c	220	1	View Report
Dead store	Dead assignment	hw /mips_mipssim.c	81	1	View Report
Dead store	Dead assignment	gdbstub.c	2102	1	View Report
Dead store	Dead assignment	gdbstub.c	2102	1	View Report
Dead store	Dead assignment	gdbstub.c	2113	1	View Report
Dead store	Dead assignment	monitor.c	1130	1	View Report
Dead store	Dead assignment	gdbstub.c	2102	1	View Report
Dead store	Dead assignment	hw /mips_mipssim.c	82	1	View Report
Dead store	Dead assignment	gdbstub.c	2102	1	View Report
Dead store	Dead increment	hw /jazz_led.c	219	1	View Report
Dead store	Dead increment	net /tap.c	469	1	View Report
Dead store	Dead increment	hw /mips_malta.c	879	1	View Report
Dead store	Dead increment	hw /mips_malta.c	738	1	View Report
Dead store	Dead increment	net /tap.c	482	1	View Report
Dead store	Dead increment	hw /exynos4210_uart.c	333	1	View Report
Dead store	Dead increment	hw /mips_malta.c	879	1	View Report
Dead store	Dead increment	hw /mips_malta.c	738	1	View Report
Dead store	Dead increment	hw /usb /desc.c	444	1	View Report
Dead store	Dead increment	hw /mips_malta.c	738	1	View Report
Dead store	Dead increment	hw /mips_malta.c	879	1	View Report
Dead store	Dead increment	hw /usb /hcd-xhci.c	1057	1	View Report
Dead store	Dead increment	hw /usb /bus.c	521	1	View Report
Dead store	Dead increment	hw /exynos4210_fimd.c	887	1	View Report
Dead store	Dead initialization	monitor.c	999	1	View Report
Dead store	Dead initialization	monitor.c	1001	1	View Report
Dead store	Dead initialization	monitor.c	965	1	View Report
Dead store	Dead initialization	monitor.c	1000	1	View Report
Dead store	Dead initialization	monitor.c	1002	1	View Report
Dead store	Dead initialization	monitor.c	1001	1	View Report
Dead store	Dead initialization	monitor.c	1000	1	View Report
Dead store	Dead initialization	monitor.c	1000	1	View Report
Dead store	Dead initialization	monitor.c	964	1	View Report
Dead store	Dead initialization	monitor.c	965	1	View Report
Dead store	Dead initialization	monitor.c	963	1	View Report
Dead store	Dead initialization	monitor.c	964	1	View Report
Dead store	Dead initialization	monitor.c	964	1	View Report
Dead store	Dead initialization	monitor.c	999	1	View Report
Dead store	Dead initialization	monitor.c	1001	1	View Report
Dead store	Dead initialization	monitor.c	964	1	View Report
Dead store	Dead initialization	monitor.c	1001	1	View Report
Dead store	Dead initialization	monitor.c	1000	1	View Report
Dead store	Dead initialization	hw /usb /hcd-xhci.c	1256	1	View Report
Dead store	Dead initialization	monitor.c	1002	1	View Report
Dead store	Dead initialization	monitor.c	999	1	View Report
Dead store	Dead initialization	monitor.c	964	1	View Report
Dead store	Dead initialization	monitor.c	1002	1	View Report
Dead store	Dead initialization	monitor.c	1000	1	View Report
Dead store	Dead initialization	monitor.c	1002	1	View Report
Dead store	Dead initialization	monitor.c	964	1	View Report
Dead store	Dead initialization	monitor.c	999	1	View Report
Dead store	Dead initialization	monitor.c	1002	1	View Report
Dead store	Dead initialization	monitor.c	964	1	View Report
Dead store	Dead initialization	monitor.c	963	1	View Report
Dead store	Dead initialization	monitor.c	1002	1	View Report
Dead store	Dead initialization	hw /usb /hcd-xhci.c	1245	1	View Report
Dead store	Dead initialization	monitor.c	999	1	View Report
Dead store	Dead initialization	monitor.c	1000	1	View Report
Dead store	Dead initialization	monitor.c	999	1	View Report
Dead store	Dead initialization	monitor.c	963	1	View Report
Dead store	Dead initialization	monitor.c	965	1	View Report
Dead store	Dead initialization	monitor.c	963	1	View Report
Dead store	Dead initialization	monitor.c	963	1	View Report
Dead store	Dead initialization	monitor.c	964	1	View Report
Dead store	Dead initialization	monitor.c	1002	1	View Report
Dead store	Dead initialization	monitor.c	965	1	View Report
Dead store	Dead initialization	monitor.c	1002	1	View Report
Dead store	Dead initialization	monitor.c	1001	1	View Report
Dead store	Dead initialization	monitor.c	1000	1	View Report
Dead store	Dead initialization	monitor.c	963	1	View Report
Dead store	Dead initialization	monitor.c	964	1	View Report
Dead store	Dead initialization	monitor.c	964	1	View Report
Dead store	Dead initialization	monitor.c	965	1	View Report
Dead store	Dead initialization	monitor.c	965	1	View Report
Dead store	Dead initialization	monitor.c	999	1	View Report
Dead store	Dead initialization	monitor.c	999	1	View Report
Dead store	Dead initialization	monitor.c	1002	1	View Report
Dead store	Dead initialization	monitor.c	999	1	View Report
Dead store	Dead initialization	monitor.c	965	1	View Report
Dead store	Dead initialization	monitor.c	963	1	View Report
Dead store	Dead initialization	monitor.c	1001	1	View Report
Dead store	Dead initialization	monitor.c	999	1	View Report
Dead store	Dead initialization	monitor.c	1000	1	View Report
Dead store	Dead initialization	monitor.c	1002	1	View Report
Dead store	Dead initialization	monitor.c	1001	1	View Report
Dead store	Dead initialization	monitor.c	1000	1	View Report
Dead store	Dead initialization	monitor.c	1001	1	View Report
Dead store	Dead initialization	monitor.c	1000	1	View Report
Dead store	Dead initialization	monitor.c	965	1	View Report
Dead store	Dead initialization	monitor.c	1001	1	View Report
Dead store	Dead initialization	monitor.c	1002	1	View Report
Dead store	Dead initialization	monitor.c	1001	1	View Report
Dead store	Dead initialization	monitor.c	965	1	View Report
Dead store	Dead initialization	monitor.c	1001	1	View Report
Dead store	Dead initialization	monitor.c	963	1	View Report
Dead store	Dead initialization	monitor.c	1001	1	View Report
Dead store	Dead initialization	monitor.c	965	1	View Report
Dead store	Dead initialization	monitor.c	965	1	View Report
Dead store	Dead initialization	monitor.c	1000	1	View Report
Dead store	Dead initialization	monitor.c	963	1	View Report
Dead store	Dead initialization	monitor.c	963	1	View Report
Dead store	Dead initialization	monitor.c	964	1	View Report
Dead store	Dead initialization	monitor.c	999	1	View Report
Dead store	Dead initialization	monitor.c	965	1	View Report
Dead store	Dead initialization	monitor.c	964	1	View Report
Dead store	Dead initialization	monitor.c	963	1	View Report
Dead store	Dead initialization	monitor.c	1002	1	View Report
Dead store	Dead initialization	monitor.c	999	1	View Report
Dead store	Dead initialization	monitor.c	963	1	View Report
Dead store	Dead initialization	monitor.c	1000	1	View Report
Dead store	Dead nested assignment	hw /9pfs /virtio-9p.c	3257	1	View Report
Dead store	Dead nested assignment	ui /vnc-tls.c	140	1	View Report
Dead store	Dead nested assignment	ui /vnc-tls.c	158	1	View Report
Dead store	Dead nested assignment	ui /vnc-tls.c	136	1	View Report
Dead store	Dead nested assignment	ui /vnc.c	83	1	View Report
Dead store	Dead nested assignment	ui /vnc-tls.c	148	1	View Report
Dead store	Dead nested assignment	ui /vnc-tls.c	182	1	View Report
Dead store	Dead nested assignment	ui /vnc-tls.c	107	1	View Report
Dead store	Dead nested assignment	ui /vnc.c	132	1	View Report
Logic error	Dereference of null pointer	cpus.c	823	3	View Report
Logic error	Dereference of null pointer	memory.c	1483	3	View Report
Logic error	Dereference of null pointer	hw /omap_intc.c	536	4	View Report
Logic error	Dereference of null pointer	memory.c	707	7	View Report
Logic error	Dereference of null pointer	slirp /tcp_subr.c	127	4	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	642	8	View Report
Logic error	Dereference of null pointer	memory.c	1483	3	View Report
Logic error	Dereference of null pointer	memory.c	1483	3	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	28	5	View Report
Logic error	Dereference of null pointer	hw /omap_intc.c	552	4	View Report
Logic error	Dereference of null pointer	cpus.c	823	3	View Report
Logic error	Dereference of null pointer	hw /pci.c	1957	3	View Report
Logic error	Dereference of null pointer	hw /omap_intc.c	548	4	View Report
Logic error	Dereference of null pointer	cpus.c	823	3	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	598	5	View Report
Logic error	Dereference of null pointer	hw /pci.c	1957	3	View Report
Logic error	Dereference of null pointer	memory.c	707	7	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	1153	7	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	781	6	View Report
Logic error	Dereference of null pointer	audio /audio.c	450	4	View Report
Logic error	Dereference of null pointer	hw /omap_intc.c	445	4	View Report
Logic error	Dereference of null pointer	hw /omap_intc.c	455	4	View Report
Logic error	Dereference of null pointer	memory.c	1483	3	View Report
Logic error	Dereference of null pointer	memory.c	1483	3	View Report
Logic error	Dereference of null pointer	block /qcow2-refcount.c	1227	12	View Report
Logic error	Dereference of null pointer	memory.c	1483	3	View Report
Logic error	Dereference of null pointer	block /vdi.c	703	11	View Report
Logic error	Dereference of null pointer	memory.c	707	7	View Report
Logic error	Dereference of null pointer	memory.c	707	7	View Report
Logic error	Dereference of null pointer	cpus.c	823	3	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	1026	8	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-generated /qga-qapi-visit.c	233	6	View Report
Logic error	Dereference of null pointer	memory.c	707	7	View Report
Logic error	Dereference of null pointer	cpus.c	823	3	View Report
Logic error	Dereference of null pointer	hw /omap_intc.c	448	4	View Report
Logic error	Dereference of null pointer	memory.c	1483	3	View Report
Logic error	Dereference of null pointer	memory.c	707	7	View Report
Logic error	Dereference of null pointer	memory.c	707	7	View Report
Logic error	Dereference of null pointer	memory.c	707	7	View Report
Logic error	Dereference of null pointer	ui /vnc-jobs.c	232	4	View Report
Logic error	Dereference of null pointer	block /qcow2-refcount.c	1059	4	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	987	11	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	514	9	View Report
Logic error	Dereference of null pointer	memory.c	1483	3	View Report
Logic error	Dereference of null pointer	hw /omap_intc.c	461	4	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	463	8	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	327	5	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	1199	4	View Report
Logic error	Dereference of null pointer	cpus.c	823	3	View Report
Logic error	Dereference of null pointer	block /qcow2-refcount.c	472	7	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	843	6	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	683	6	View Report
Logic error	Dereference of null pointer	hw /omap_intc.c	464	4	View Report
Logic error	Dereference of null pointer	block /qcow2-refcount.c	760	8	View Report
Logic error	Dereference of null pointer	cpus.c	823	3	View Report
Logic error	Dereference of null pointer	block /vdi.c	701	15	View Report
Logic error	Dereference of null pointer	block /qcow2-refcount.c	1225	12	View Report
Logic error	Dereference of null pointer	hw /omap_intc.c	558	4	View Report
Logic error	Dereference of null pointer	block /vvfat.c	1957	3	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	939	9	View Report
Logic error	Dereference of null pointer	memory.c	1483	3	View Report
Logic error	Dereference of null pointer	bin /debug /clang /qapi-visit.c	409	8	View Report
Logic error	Dereference of null pointer	cpus.c	823	3	View Report
Logic error	Dereference of null pointer	hw /omap_intc.c	542	4	View Report
Logic error	Dereference of null pointer	memory.c	707	7	View Report
Logic error	Division by zero	monitor.c	3295	6	View Report
Logic error	Division by zero	monitor.c	3297	6	View Report
Logic error	Division by zero	monitor.c	3295	6	View Report
Logic error	Division by zero	monitor.c	3295	6	View Report
Logic error	Division by zero	monitor.c	3297	6	View Report
Logic error	Division by zero	ui /vnc-enc-tight.c	185	2	View Report
Logic error	Division by zero	monitor.c	3295	6	View Report
Logic error	Division by zero	monitor.c	3295	6	View Report
Logic error	Division by zero	monitor.c	3297	6	View Report
Logic error	Division by zero	monitor.c	3295	6	View Report
Logic error	Division by zero	monitor.c	3297	6	View Report
Logic error	Division by zero	monitor.c	3297	6	View Report
Logic error	Division by zero	monitor.c	3295	6	View Report
Logic error	Division by zero	monitor.c	3297	6	View Report
Logic error	Division by zero	monitor.c	3297	6	View Report
Logic error	Division by zero	monitor.c	3297	6	View Report
Logic error	Division by zero	monitor.c	3295	6	View Report
Logic error	Division by zero	monitor.c	3295	6	View Report
Logic error	Division by zero	monitor.c	3295	6	View Report
Logic error	Division by zero	monitor.c	3295	6	View Report
Logic error	Division by zero	monitor.c	3297	6	View Report
Logic error	Division by zero	monitor.c	3297	6	View Report
Logic error	Division by zero	monitor.c	3295	6	View Report
Logic error	Division by zero	monitor.c	3297	6	View Report
Logic error	Division by zero	monitor.c	3297	6	View Report
Logic error	Division by zero	qemu-img.c	984	19	View Report
Logic error	Division by zero	qemu-img.c	912	28	View Report
Logic error	Garbage return value	hw /microblaze_boot.c	95	4	View Report
Logic error	Garbage return value	hw /microblaze_boot.c	95	4	View Report
Logic error	Pass-by-value argument in function call is undefined	hw /realview.c	168	11	View Report
Logic error	Pass-by-value argument in function call is undefined	bin /debug /clang /qmp-marshal.c	952	4	View Report
Logic error	Pass-by-value argument in function call is undefined	hw /pc_piix.c	193	9	View Report
Logic error	Pass-by-value argument in function call is undefined	target-i386 /kvm.c	268	5	View Report
Logic error	Pass-by-value argument in function call is undefined	vl.c	1069	6	View Report
Logic error	Pass-by-value argument in function call is undefined	bin /debug /clang /qmp-marshal.c	1977	5	View Report
Logic error	Pass-by-value argument in function call is undefined	bin /debug /clang /qapi-generated /qga-qmp-marshal.c	601	4	View Report
Logic error	Pass-by-value argument in function call is undefined	bin /debug /clang /qmp-marshal.c	1294	5	View Report
Logic error	Pass-by-value argument in function call is undefined	slirp /tcp_subr.c	598	7	View Report
Logic error	Pass-by-value argument in function call is undefined	bin /debug /clang /qmp-marshal.c	2177	5	View Report
Logic error	Pass-by-value argument in function call is undefined	bin /debug /clang /qmp-marshal.c	1364	4	View Report
Logic error	Pass-by-value argument in function call is undefined	bin /debug /clang /qmp-marshal.c	2044	6	View Report
Logic error	Pass-by-value argument in function call is undefined	bin /debug /clang /qmp-marshal.c	1832	5	View Report
Logic error	Pass-by-value argument in function call is undefined	target-i386 /kvm.c	268	5	View Report
Logic error	Pass-by-value argument in function call is undefined	bin /debug /clang /qapi-generated /qga-qmp-marshal.c	323	4	View Report
Logic error	Pass-by-value argument in function call is undefined	net /socket.c	295	2	View Report
Logic error	Pass-by-value argument in function call is undefined	bin /debug /clang /qmp-marshal.c	1644	4	View Report
Logic error	Pass-by-value argument in function call is undefined	bin /debug /clang /qapi-generated /qga-qmp-marshal.c	383	4	View Report
Logic error	Pass-by-value argument in function call is undefined	slirp /misc.c	318	4	View Report
Logic error	Pass-by-value argument in function call is undefined	target-m68k /translate.c	660	4	View Report
Logic error	Result of operation is garbage or undefined	net /socket.c	267	3	View Report
Logic error	Result of operation is garbage or undefined	slirp /slirp.c	777	3	View Report

Analyzer Failures

The analyzer had problems processing the following files:

Problem	Source File	Preprocessed File	STDERR Output
Crash	target-mips/translate.c	clang_crash_lmQ9c9.i	clang_crash_lmQ9c9.i.stderr.txt
Crash	target-mips/translate.c	clang_crash_nwhmcO.i	clang_crash_nwhmcO.i.stderr.txt

Please consider submitting preprocessed files as bug reports.