https://sourceware.org/bugzilla/show_bug.cgi?id=32096
Arsen Arsenović <arsen at sourceware dot org> changed:
What |Removed |Added
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CC| |arsen at sourceware dot org
--- Comment #4 from Arsen Arsenović <arsen at sourceware dot org> ---
(In reply to Vladimir Mezentsev from comment #2)
> I have fixes for these runtime errors:
> load of value 4294967295, which is not a valid value for type 'Cmsg_warn'
> null pointer passed as argument 2, which is declared to never be null
> load of value 4294967295, which is not a valid value for type
> 'ProfData_type'
> load of value 4294967295, which is not a valid value for type
> 'ProfData_type'
> member access within misaligned address 0x00000357583c for type 'union
> Value', which requires 8 byte alignment
> reference binding to misaligned address 0x00000357583c for type 'long
> unsigned int', which requires 8 byte alignment
>
>
> I see other errors like:
> member call on address 0x000003192cf0 which does not point to an object of
> type 'Vector'
> These errors look like a bug in libubsan.
> I don't see anything wrong in gprofng.
I think it's probably:
(gdb) break __ubsan::Diag::~Diag()
Breakpoint 3 at 0x7ffff74bde20: file
/usr/src/debug/sys-devel/gcc-15.0.0_pre20240818/gcc-15-20240818/libsanitizer/ubsan/ubsan_diag.cpp,
line 351.
(gdb) r
Starting program: /home/arsen/gcc/binutils-bld/gprofng/src/gp-display-text
display text -metrics i.totalcpu -func test.er
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/usr/lib64/libthread_db.so.1".
Warning: History and command editing is not supported on this system.
display: *** Error: not a valid experiment name
text: *** Error: not a valid experiment name
Current metrics: i.totalcpu:name
Current Sort Metric: Inclusive Total CPU Time ( i.totalcpu )
Breakpoint 3, __ubsan::Diag::~Diag (this=this@entry=0x7fffffffc050) at
/usr/src/debug/sys-devel/gcc-15.0.0_pre20240818/gcc-15-20240818/libsanitizer/ubsan/ubsan_diag.cpp:351
351 Diag::~Diag() {
(gdb)
#3 0x0000555555f96676 in CallStackP::add_stack (this=0x555557558540,
dDscr=0x5555575572b0, idx=0, frp=<optimized out>, cstCtxChunk=<optimized out>)
at ../../../binutils-gdb/gprofng/src/CallStack.cc:635
635 CallStackNode *node = (CallStackNode*) add_stack
((Vector<Histable*>*)natpcs);
(gdb) list 472
467 // When pipeline optimization is turnd off, cstctxchunk passed is NULL
468 void
469 CallStackP::add_stack (DataDescriptor *dDscr, long idx, FramePacket
*frp,
470 cstk_ctx_chunk* cstCtxChunk)
471 {
472 Vector<DbeInstr*> *natpcs = NULL;
473 cstk_ctx *cstctx = NULL;
474 int stack_size = frp->stackSize ();
475 if (cstCtxChunk != NULL)
476 {
(gdb)
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