Re: [Acl-devel] memory leak - __acl_init_obj, __new_var_obj_p

[Mike Frysinger]

On 15 Jul 2015 12:58, Andreas Grünbacher wrote:
> What command triggers that?

$ ./configure CFLAGS='-O0 -g -pipe -fsanitize=address'
$ make -j
$ touch x
$ ./getfacl --skip-base x

=================================================================
==25275==ERROR: LeakSanitizer: detected memory leaks

Indirect leak of 216 byte(s) in 1 object(s) allocated from:
    #0 0x7ff208376782 in malloc 
(/usr/lib/gcc/x86_64-pc-linux-gnu/6.0.0-alpha20150531/libasan.so.2+0x98782)
    #1 0x7ff2080d151e in __acl_init_obj libacl/acl_init.c:45
    #2 0x7ff2080d2e08 in acl_from_mode libacl/acl_from_mode.c:43
    #3 0x7ff2080d0f1d in acl_get_file libacl/acl_get_file.c:84
    #4 0x40367d in do_print tools/getfacl.c:460
    #5 0x7ff2080d8aed in walk_tree_rec libmisc/walk_tree.c:97
    #6 0x7ff2080d95cc in walk_tree libmisc/walk_tree.c:230
    #7 0x40456f in main tools/getfacl.c:733
    #8 0x7ff207b457cf in __libc_start_main (/lib64/libc.so.6+0x207cf)

Indirect leak of 56 byte(s) in 1 object(s) allocated from:
    #0 0x7ff208376782 in malloc 
(/usr/lib/gcc/x86_64-pc-linux-gnu/6.0.0-alpha20150531/libasan.so.2+0x98782)
    #1 0x7ff2080d5ca6 in __new_var_obj_p libacl/__libobj.c:36
    #2 0x7ff2080d141f in __acl_init_obj libacl/acl_init.c:28
    #3 0x7ff2080d2e08 in acl_from_mode libacl/acl_from_mode.c:43
    #4 0x7ff2080d0f1d in acl_get_file libacl/acl_get_file.c:84
    #5 0x40367d in do_print tools/getfacl.c:460
    #6 0x7ff2080d8aed in walk_tree_rec libmisc/walk_tree.c:97
    #7 0x7ff2080d95cc in walk_tree libmisc/walk_tree.c:230
    #8 0x40456f in main tools/getfacl.c:733
    #9 0x7ff207b457cf in __libc_start_main (/lib64/libc.so.6+0x207cf)

SUMMARY: AddressSanitizer: 272 byte(s) leaked in 2 allocation(s).
-mike

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