public inbox for gcc-bugs@sourceware.org
help / color / mirror / Atom feed
* [Bug c++/99687] New: AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator delete) on 0x604000000d50
@ 2021-03-20 19:56 marxin at gcc dot gnu.org
  2021-03-20 19:56 ` [Bug c++/99687] " marxin at gcc dot gnu.org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: marxin at gcc dot gnu.org @ 2021-03-20 19:56 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99687

            Bug ID: 99687
           Summary: AddressSanitizer: alloc-dealloc-mismatch (malloc vs
                    operator delete) on 0x604000000d50
           Product: gcc
           Version: 11.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: marxin at gcc dot gnu.org
                CC: nathan at gcc dot gnu.org
            Blocks: 86656
  Target Milestone: ---

I noticed this issue:

$ ./xg++ -B.
/home/marxin/Programming/gcc2/gcc/testsuite/g++.dg/modules/keyword-1_a.C -c
-std=c++17  -fmodules-ts
=================================================================
==26209==ERROR: AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator
delete) on 0x604000000d50
    #0 0x7ffff7674f47 in operator delete(void*, unsigned long)
(/usr/lib64/libasan.so.6+0xb3f47)
    #1 0xf4cfd6 in fini_modules()
/home/marxin/Programming/gcc2/gcc/cp/module.cc:20012
    #2 0xda5f20 in c_parse_final_cleanups()
/home/marxin/Programming/gcc2/gcc/cp/decl2.c:5239
    #3 0x1493a37 in c_common_parse_file()
/home/marxin/Programming/gcc2/gcc/c-family/c-opts.c:1240
    #4 0x27a4946 in compile_file /home/marxin/Programming/gcc2/gcc/toplev.c:457
    #5 0x27add07 in do_compile /home/marxin/Programming/gcc2/gcc/toplev.c:2201
    #6 0x27ae56b in toplev::main(int, char**)
/home/marxin/Programming/gcc2/gcc/toplev.c:2340
    #7 0x5179dcb in main /home/marxin/Programming/gcc2/gcc/main.c:39
    #8 0x7ffff7095b24 in __libc_start_main ../csu/libc-start.c:332
    #9 0xab9c1d in _start
(/home/marxin/Programming/gcc2/objdir/gcc/cc1plus+0xab9c1d)

0x604000000d50 is located 0 bytes inside of 40-byte region
[0x604000000d50,0x604000000d78)
allocated by thread T0 here:
    #0 0x7ffff767295f in __interceptor_malloc (/usr/lib64/libasan.so.6+0xb195f)
    #1 0x53c4a47 in xrealloc
/home/marxin/Programming/gcc2/libiberty/xmalloc.c:177
    #2 0xf64061 in void va_heap::reserve<binding_slot>(vec<binding_slot,
va_heap, vl_embed>*&, unsigned int, bool)
/home/marxin/Programming/gcc2/gcc/vec.h:290
    #3 0xf5ac8d in bool vec_safe_reserve<binding_slot,
va_heap>(vec<binding_slot, va_heap, vl_embed>*&, unsigned int, bool)
/home/marxin/Programming/gcc2/gcc/vec.h:698
    #4 0xf4bbc0 in init_modules(cpp_reader*)
/home/marxin/Programming/gcc2/gcc/cp/module.cc:19779
    #5 0xce903a in cxx_init_decl_processing()
/home/marxin/Programming/gcc2/gcc/cp/decl.c:4708
    #6 0xe42537 in cxx_init() /home/marxin/Programming/gcc2/gcc/cp/lex.c:330
    #7 0x27ac419 in lang_dependent_init
/home/marxin/Programming/gcc2/gcc/toplev.c:1889
    #8 0x27adc03 in do_compile /home/marxin/Programming/gcc2/gcc/toplev.c:2186
    #9 0x27ae56b in toplev::main(int, char**)
/home/marxin/Programming/gcc2/gcc/toplev.c:2340
    #10 0x5179dcb in main /home/marxin/Programming/gcc2/gcc/main.c:39
    #11 0x7ffff7095b24 in __libc_start_main ../csu/libc-start.c:332

SUMMARY: AddressSanitizer: alloc-dealloc-mismatch
(/usr/lib64/libasan.so.6+0xb3f47) in operator delete(void*, unsigned long)
==26209==HINT: if you don't care about these errors you may set
ASAN_OPTIONS=alloc_dealloc_mismatch=0
==26209==ABORTING


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86656
[Bug 86656] [meta-bug] Issues found with -fsanitize=address

^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug c++/99687] AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator delete) on 0x604000000d50
  2021-03-20 19:56 [Bug c++/99687] New: AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator delete) on 0x604000000d50 marxin at gcc dot gnu.org
@ 2021-03-20 19:56 ` marxin at gcc dot gnu.org
  2021-03-20 19:56 ` marxin at gcc dot gnu.org
                   ` (3 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: marxin at gcc dot gnu.org @ 2021-03-20 19:56 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99687

Martin Liška <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2021-03-20
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW
           Assignee|unassigned at gcc dot gnu.org      |marxin at gcc dot gnu.org

--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
I've git a patch candidate.

^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug c++/99687] AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator delete) on 0x604000000d50
  2021-03-20 19:56 [Bug c++/99687] New: AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator delete) on 0x604000000d50 marxin at gcc dot gnu.org
  2021-03-20 19:56 ` [Bug c++/99687] " marxin at gcc dot gnu.org
@ 2021-03-20 19:56 ` marxin at gcc dot gnu.org
  2021-03-20 19:58 ` marxin at gcc dot gnu.org
                   ` (2 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: marxin at gcc dot gnu.org @ 2021-03-20 19:56 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99687

Martin Liška <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED

^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug c++/99687] AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator delete) on 0x604000000d50
  2021-03-20 19:56 [Bug c++/99687] New: AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator delete) on 0x604000000d50 marxin at gcc dot gnu.org
  2021-03-20 19:56 ` [Bug c++/99687] " marxin at gcc dot gnu.org
  2021-03-20 19:56 ` marxin at gcc dot gnu.org
@ 2021-03-20 19:58 ` marxin at gcc dot gnu.org
  2021-03-22 12:01 ` cvs-commit at gcc dot gnu.org
  2021-03-22 12:01 ` marxin at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: marxin at gcc dot gnu.org @ 2021-03-20 19:58 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99687

Martin Liška <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |11.0

^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug c++/99687] AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator delete) on 0x604000000d50
  2021-03-20 19:56 [Bug c++/99687] New: AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator delete) on 0x604000000d50 marxin at gcc dot gnu.org
                   ` (2 preceding siblings ...)
  2021-03-20 19:58 ` marxin at gcc dot gnu.org
@ 2021-03-22 12:01 ` cvs-commit at gcc dot gnu.org
  2021-03-22 12:01 ` marxin at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-03-22 12:01 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99687

--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Martin Liska <marxin@gcc.gnu.org>:

https://gcc.gnu.org/g:c4519fe3db366d781f342b7f04c4a09e4cc9fbd9

commit r11-7761-gc4519fe3db366d781f342b7f04c4a09e4cc9fbd9
Author: Martin Liska <mliska@suse.cz>
Date:   Sat Mar 20 20:57:13 2021 +0100

    C++ modules: fix alloc-dealloc-mismatch ASAN issue

    gcc/cp/ChangeLog:

            PR c++/99687
            * module.cc (fini_modules): Call vec_free instead of delete.

^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug c++/99687] AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator delete) on 0x604000000d50
  2021-03-20 19:56 [Bug c++/99687] New: AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator delete) on 0x604000000d50 marxin at gcc dot gnu.org
                   ` (3 preceding siblings ...)
  2021-03-22 12:01 ` cvs-commit at gcc dot gnu.org
@ 2021-03-22 12:01 ` marxin at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: marxin at gcc dot gnu.org @ 2021-03-22 12:01 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99687

Martin Liška <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |FIXED

--- Comment #3 from Martin Liška <marxin at gcc dot gnu.org> ---
Fixed.

^ permalink raw reply	[flat|nested] 6+ messages in thread
end of thread, other threads:[~2021-03-22 12:01 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-03-20 19:56 [Bug c++/99687] New: AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator delete) on 0x604000000d50 marxin at gcc dot gnu.org
2021-03-20 19:56 ` [Bug c++/99687] " marxin at gcc dot gnu.org
2021-03-20 19:56 ` marxin at gcc dot gnu.org
2021-03-20 19:58 ` marxin at gcc dot gnu.org
2021-03-22 12:01 ` cvs-commit at gcc dot gnu.org
2021-03-22 12:01 ` marxin at gcc dot gnu.org

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).