The followings are the branches where fuzzer fails to bypass.
| Unique non-covered Complexity | Unique Reachable Complexities | Unique Reachable Functions | All non-covered Complexity | All Reachable Complexity | Function Name | Function Callsite | Blocked Branch |
|---|---|---|---|---|---|---|---|
| 8 | 8 |
4 :
['__cxa_throw', '__cxa_allocate_exception', 'std::runtime_error::runtime_error(char const*)', '__cxa_free_exception'] |
8 | 10 | Pl_PNGFilter::Pl_PNGFilter(charconst*,Pipeline*,Pl_PNGFilter::action_e,unsignedint,unsignedint,unsignedint) | call site: 00000 | /src/qpdf/libqpdf/Pl_PNGFilter.cc:47 |
| 6 | 6 |
1 :
['Pl_PNGFilter::encodeRow()'] |
6 | 6 | Pl_PNGFilter::processRow() | call site: 00000 | /src/qpdf/libqpdf/Pl_PNGFilter.cc:98 |
| 0 | 0 | None | 32 | 38 | Pl_PNGFilter::Pl_PNGFilter(charconst*,Pipeline*,Pl_PNGFilter::action_e,unsignedint,unsignedint,unsignedint) | call site: 00000 | /src/qpdf/libqpdf/Pl_PNGFilter.cc:31 |
| 0 | 0 | None | 8 | 10 | Pl_PNGFilter::Pl_PNGFilter(charconst*,Pipeline*,Pl_PNGFilter::action_e,unsignedint,unsignedint,unsignedint) | call site: 00000 | /src/qpdf/libqpdf/Pl_PNGFilter.cc:34 |
| 0 | 0 | None | 8 | 10 | Pl_PNGFilter::Pl_PNGFilter(charconst*,Pipeline*,Pl_PNGFilter::action_e,unsignedint,unsignedint,unsignedint) | call site: 00000 | /src/qpdf/libqpdf/Pl_PNGFilter.cc:44 |
LLVMFuzzerTestOneInput
[function]
[call site]
00000
FuzzHelper::FuzzHelper(unsigned char const*, unsigned long)
[function]
[call site]
00001
FuzzHelper::run()
[function]
[call site]
00002
FuzzHelper::doChecks()
[function]
[call site]
00003
Pl_Discard::Pl_Discard()
[function]
[call site]
00004
Pipeline::Pipeline(char const*, Pipeline*)
[function]
[call site]
00005
Pl_PNGFilter::Pl_PNGFilter(char const*, Pipeline*, Pl_PNGFilter::action_e, unsigned int, unsigned int, unsigned int)
[function]
[call site]
00006
Pipeline::Pipeline(char const*, Pipeline*)
[function]
[call site]
00007
__cxa_allocate_exception
[call site]
00008
std::logic_error::logic_error(char const*)
[call site]
00009
__cxa_throw
[call site]
00010
__cxa_free_exception
[call site]
00011
__cxa_allocate_exception
[call site]
00012
std::runtime_error::runtime_error(char const*)
[call site]
00013
__cxa_throw
[call site]
00014
__cxa_free_exception
[call site]
00015
__cxa_allocate_exception
[call site]
00016
std::runtime_error::runtime_error(char const*)
[call site]
00017
__cxa_throw
[call site]
00018
__cxa_free_exception
[call site]
00019
__cxa_allocate_exception
[call site]
00020
std::runtime_error::runtime_error(char const*)
[call site]
00021
__cxa_throw
[call site]
00022
__cxa_free_exception
[call site]
00023
__cxa_allocate_exception
[call site]
00024
std::runtime_error::runtime_error(char const*)
[call site]
00025
__cxa_throw
[call site]
00026
__cxa_free_exception
[call site]
00027
std::__1::shared_ptr<unsigned char> QUtil::make_shared_array<unsigned char>(unsigned long)
[function]
[call site]
00028
std::__1::shared_ptr<unsigned char> QUtil::make_shared_array<unsigned char>(unsigned long)
[function]
[call site]
00029
Pipeline::~Pipeline()
[function]
[call site]
00030
Pl_PNGFilter::write(unsigned char const*, unsigned long)
[function]
[call site]
00031
Pl_PNGFilter::processRow()
[function]
[call site]
00032
Pl_PNGFilter::encodeRow()
[function]
[call site]
00033
Pipeline::next() const
[function]
[call site]
00034
Pipeline::next() const
[function]
[call site]
00035
Pipeline::next() const
[function]
[call site]
00036
Pl_PNGFilter::decodeRow()
[function]
[call site]
00037
Pl_PNGFilter::decodeSub()
[function]
[call site]
00038
QTC::TC(char const*, char const*, int)
[function]
[call site]
00039
Pl_PNGFilter::decodeUp()
[function]
[call site]
00040
QTC::TC(char const*, char const*, int)
[function]
[call site]
00041
Pl_PNGFilter::decodeAverage()
[function]
[call site]
00042
QTC::TC(char const*, char const*, int)
[function]
[call site]
00043
Pl_PNGFilter::decodePaeth()
[function]
[call site]
00044
QTC::TC(char const*, char const*, int)
[function]
[call site]
00045
Pl_PNGFilter::PaethPredictor(int, int, int)
[function]
[call site]
00046
abs_diff(int, int)
[function]
[call site]
00047
abs_diff(int, int)
[function]
[call site]
00048
abs_diff(int, int)
[function]
[call site]
00049
Pipeline::next() const
[function]
[call site]
00050
Pl_PNGFilter::finish()
[function]
[call site]
00051
Pl_PNGFilter::processRow()
[function]
[call site]
00052
Pipeline::next() const
[function]
[call site]
00053
Pl_PNGFilter::~Pl_PNGFilter()
[function]
[call site]
00054
Pipeline::~Pipeline()
[function]
[call site]
00055
Pl_Discard::~Pl_Discard()
[function]
[call site]
00056
Pipeline::~Pipeline()
[function]
[call site]
00057
__cxa_begin_catch
[call site]
00058
__cxa_end_catch
[call site]
00059
__clang_call_terminate
[call site]
00060
__cxa_begin_catch
[call site]
00061