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Re: current bash.git.devel segfaults on my code
From: |
Alex fxmbsw7 Ratchev |
Subject: |
Re: current bash.git.devel segfaults on my code |
Date: |
Thu, 14 Oct 2021 10:46:31 +0200 |
im sorry it says /usr/local/bin/bash there, which is debians 5.1.8 release
On Thu, Oct 14, 2021, 10:44 Alex fxmbsw7 Ratchev <fxmbsw7@gmail.com> wrote:
> so sir, i tried the asan way first but it said it cant work on ptrace (
> probably by proot, some tool to chroot nonroot disros root ) i run it (
> debian startup script ) and gives me bash inside deb then
>
> anyway valgrind says much
> i hooe u can gimme further instructions
>
> pasted is valgrind bash, exited, then reran with --opt
>
> valgrind bash
>
> ==28827== Memcheck, a memory error detector
> ==28827== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
> ==28827== Using Valgrind-3.17.0 and LibVEX; rerun with -h for copyright
> info
> ==28827== Command: bash
> ==28827==
> ==28832==
> ==28832== HEAP SUMMARY:
> ==28832== in use at exit: 143,084 bytes in 811 blocks
> ==28832== total heap usage: 3,012 allocs, 2,201 frees, 239,069 bytes
> allocated
> ==28832==
> ==28832== LEAK SUMMARY:
> ==28832== definitely lost: 24 bytes in 1 blocks
> ==28832== indirectly lost: 0 bytes in 0 blocks
> ==28832== possibly lost: 0 bytes in 0 blocks
> ==28832== still reachable: 143,060 bytes in 810 blocks
> ==28832== suppressed: 0 bytes in 0 blocks
> ==28832== Rerun with --leak-check=full to see details of leaked memory
> ==28832==
> ==28832== For lists of detected and suppressed errors, rerun with: -s
> ==28832== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
> ==28840==
> ==28840== HEAP SUMMARY:
> ==28840== in use at exit: 152,746 bytes in 956 blocks
> ==28840== total heap usage: 4,719 allocs, 3,763 frees, 441,263 bytes
> allocated
> ==28840==
> ==28840== LEAK SUMMARY:
> ==28840== definitely lost: 58 bytes in 3 blocks
> ==28840== indirectly lost: 0 bytes in 0 blocks
> ==28840== possibly lost: 0 bytes in 0 blocks
> ==28840== still reachable: 152,688 bytes in 953 blocks
> ==28840== suppressed: 0 bytes in 0 blocks
> ==28840== Rerun with --leak-check=full to see details of leaked memory
> ==28840==
> ==28840== For lists of detected and suppressed errors, rerun with: -s
> ==28840== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
> ==28838==
> ==28838== HEAP SUMMARY:
> ==28838== in use at exit: 148,736 bytes in 894 blocks
> ==28838== total heap usage: 3,796 allocs, 2,902 frees, 408,166 bytes
> allocated
> ==28838==
> ==28838== LEAK SUMMARY:
> ==28838== definitely lost: 41 bytes in 2 blocks
> ==28838== indirectly lost: 0 bytes in 0 blocks
> ==28838== possibly lost: 0 bytes in 0 blocks
> ==28838== still reachable: 148,695 bytes in 892 blocks
> ==28838== suppressed: 0 bytes in 0 blocks
> ==28838== Rerun with --leak-check=full to see details of leaked memory
> ==28838==
> ==28838== For lists of detected and suppressed errors, rerun with: -s
> ==28838== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
> ==28836==
> ==28836== HEAP SUMMARY:
> ==28836== in use at exit: 144,750 bytes in 840 blocks
> ==28836== total heap usage: 3,563 allocs, 2,723 frees, 392,380 bytes
> allocated
> ==28836==
> ==28836== LEAK SUMMARY:
> ==28836== definitely lost: 24 bytes in 1 blocks
> ==28836== indirectly lost: 0 bytes in 0 blocks
> ==28836== possibly lost: 0 bytes in 0 blocks
> ==28836== still reachable: 144,726 bytes in 839 blocks
> ==28836== suppressed: 0 bytes in 0 blocks
> ==28836== Rerun with --leak-check=full to see details of leaked memory
> ==28836==
> ==28836== For lists of detected and suppressed errors, rerun with: -s
> ==28836== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
> ==28843==
> ==28843== HEAP SUMMARY:
> ==28843== in use at exit: 145,944 bytes in 864 blocks
> ==28843== total heap usage: 4,202 allocs, 3,338 frees, 419,758 bytes
> allocated
> ==28843==
> ==28843== LEAK SUMMARY:
> ==28843== definitely lost: 41 bytes in 2 blocks
> ==28843== indirectly lost: 0 bytes in 0 blocks
> ==28843== possibly lost: 0 bytes in 0 blocks
> ==28843== still reachable: 145,903 bytes in 862 blocks
> ==28843== suppressed: 0 bytes in 0 blocks
> ==28843== Rerun with --leak-check=full to see details of leaked memory
> ==28843==
> ==28843== For lists of detected and suppressed errors, rerun with: -s
> ==28843== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0
> from 0) ==28845==
> ==28845== HEAP SUMMARY:
> ==28845== in use at exit: 697,558 bytes in 2,303 blocks
> ==28845== total heap usage: 6,720 allocs, 4,417 frees, 1,011,424 bytes
> allocated
> ==28845==
> ==28845== LEAK SUMMARY:
> ==28845== definitely lost: 24 bytes in 1 blocks
> ==28845== indirectly lost: 0 bytes in 0 blocks
> ==28845== possibly lost: 0 bytes in 0 blocks
> ==28845== still reachable: 697,534 bytes in 2,302 blocks
> ==28845== suppressed: 0 bytes in 0 blocks
> ==28845== Rerun with --leak-check=full to see details of leaked memory
> ==28845==
> ==28845== For lists of detected and suppressed errors, rerun with:
> -s ==28845== ERROR SUMMARY: 0 errors from 0 contexts
> (suppressed: 0 from 0) ==28851==
> ==28851== HEAP SUMMARY:
> ==28851== in use at exit:
> 179,559 bytes in 2,360 blocks
> ==28851== total heap usage: 8,195 allocs, 5,835 frees, 780,992 bytes
> allocated
> ==28851==
> ==28851== LEAK SUMMARY:
> ==28851== definitely lost: 58 bytes in 3 blocks
> ==28851== indirectly lost: 0 bytes in 0 blocks
> ==28851== possibly lost: 0 bytes in 0 blocks
> ==28851== still reachable: 179,501 bytes in 2,357 blocks
> ==28851== suppressed: 0 bytes in 0 blocks
> ==28851== Rerun with --leak-check=full to see details of leaked memory
> ==28851==
> ==28851== For lists of detected and suppressed errors, rerun with: -s
> ==28851== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
> ==28849==
> ==28849== HEAP SUMMARY:
> ==28849== in use at exit: 175,549 bytes in 2,298
> blocks ==28849== total heap usage: 7,416 allocs,
> 5,118 frees, 751,568 bytes allocated ==28849==
> ==28849== LEAK SUMMARY:
> ==28849== definitely lost: 41 bytes in 2 blocks
> ==28849== indirectly lost: 0 bytes in 0 blocks
> ==28849== possibly lost: 0 bytes in 0 blocks
> ==28849== still reachable: 175,508 bytes in 2,296 blocks
> ==28849== suppressed: 0 bytes in 0 blocks
> ==28849== Rerun with --leak-check=full to see details of leaked memory
> ==28849==
> ==28849== For lists of detected and suppressed errors, rerun with: -s
> ==28849== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
> ==28847==
> ==28847== HEAP SUMMARY:
> ==28847== in use at exit: 696,875 bytes in 2,246 blocks
> ==28847== total heap usage: 7,185 allocs, 4,939 frees, 1,261,094 bytes
> allocated
> ==28847==
> ==28847== LEAK SUMMARY:
> ==28847== definitely lost: 24 bytes in 1 blocks
> ==28847== indirectly lost: 0 bytes in 0 blocks
> ==28847== possibly lost: 0 bytes in 0 blocks
> ==28847== still reachable: 696,851 bytes in 2,245
> blocks ==28847== suppressed: 0 bytes in 0
> blocks
> ==28847== Rerun with --leak-check=full to see details of leaked memory
> ==28847==
> ==28847== For lists of detected and suppressed errors, rerun with: -s
> ==28847== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
> ==28854==
> ==28854== HEAP SUMMARY:
> ==28854== in use at exit: 696,498 bytes in 2,249 blocks
> ==28854== total heap usage: 7,791 allocs, 5,542 frees, 1,286,110 bytes
> allocated
> ==28854==
> ==28854== LEAK SUMMARY:
> ==28854== definitely lost: 41 bytes in 2 blocks
> ==28854== indirectly lost: 0 bytes in 0 blocks
> ==28854== possibly lost: 0 bytes in 0 blocks
> ==28854== still reachable: 696,457 bytes in
> 2,247 blocks
> ==28854== suppressed: 0 bytes in 0 blocks
> ==28854== Rerun with --leak-check=full to see details of leaked memory
> ==28854==
> ==28854== For lists of detected and suppressed errors, rerun with: -s
> ==28854== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
> ==28860==
> ==28860== HEAP SUMMARY:
> ==28860== in use at exit: 749,293 bytes in 4,009 blocks
> ==28860== total heap usage: 14,390 allocs, 10,381 frees, 1,547,928 bytes
> allocated
> ==28860==
> ==28860== LEAK SUMMARY:
> ==28860== definitely lost: 24 bytes in 1 blocks
> ==28860== indirectly lost: 0 bytes in 0 blocks
> ==28860== possibly lost: 0 bytes in 0 blocks
> ==28860== still reachable: 749,269 bytes in 4,008 blocks
> ==28860== suppressed: 0 bytes in 0 blocks
> ==28860== Rerun with --leak-check=full to see details of leaked memory
> ==28860==
> ==28860== For lists of detected and suppressed errors, rerun with: -s
> ==28860== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
> ==28862==
> ==28862== HEAP SUMMARY:
> ==28862== in use at exit: 753,346 bytes in 4,060 blocks
> ==28862== total heap usage: 14,874 allocs, 10,814 frees, 1,559,631 bytes
> allocated
> ==28862==
> ==28862== LEAK SUMMARY:
> ==28862== definitely lost: 41 bytes in 2 blocks
> ==28862== indirectly lost: 0 bytes in 0 blocks
> ==28862== possibly lost: 0 bytes in 0 blocks
> ==28862== still reachable: 753,305 bytes in 4,058 blocks
> ==28862== suppressed: 0 bytes in 0 blocks
> ==28862== Rerun with --leak-check=full to see details of leaked memory
> ==28862==
> ==28862== For lists of detected and suppressed errors, rerun with: -s
> ==28862== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
> 0 exit // 2 old , static
>
> 2021-10-14 , Thu Oct , 08:38:44.930700 == 1634200724.930700
> # root:0:0 # @ /dev/pts/0 ( 0 ) -> /root/b1
>
> support/ builtins/ po/ doc/ autom4te.cache/ .git/ tests/ m4/ lib/ include/
> .made xmalloc.o syntax.o pcomplib.o pcomplete.o redir.o findcmd.o locale.o
> bashbug* bash* mksignames* bashversion* mksyntax* config.status* configure*
>
>
> exit
> ==28827==
> ==28827== HEAP SUMMARY:
> ==28827== in use at exit: 869,815 bytes in 4,187 blocks
> ==28827== total heap usage: 15,308 allocs, 11,121 frees, 1,692,675 bytes
> allocated
> ==28827==
> ==28827== LEAK SUMMARY:
> ==28827== definitely lost: 24 bytes in 1 blocks
> ==28827== indirectly lost: 0 bytes in 0 blocks
> ==28827== possibly lost: 0 bytes in 0 blocks
> ==28827== still reachable: 869,791 bytes in 4,186 blocks
> ==28827== suppressed: 0 bytes in 0 blocks
> ==28827== Rerun with --leak-check=full to see details of leaked memory
> ==28827==
> ==28827== For lists of detected and suppressed errors, rerun with: -s
> ==28827== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
> 0 exit // 430 old , static
>
> 2021-10-14 , Thu Oct , 08:39:35.561635 == 1634200775.561635
> # root:0:0 # @ /dev/pts/0 ( 0 ) -> /root/b1
>
> support/ builtins/ po/ doc/ autom4te.cache/
> .git/ tests/ m4/ lib/ include/ .made xmalloc.o syntax.o pcomplib.o
> pcomplete.o redir.o findcmd.o locale.o bashbug* bash* mksignames*
> bashversion* mksyntax* config.status* configure*
>
> valgrind --leak-check=full bash
>
> ==29248== Memcheck, a memory error detector
> ==29248== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
> ==29248== Using Valgrind-3.17.0 and LibVEX; rerun with -h for copyright
> info
> ==29248== Command: bash
> ==29248==
> ==29250==
> ==29250== HEAP SUMMARY:
> ==29250== in use at exit: 143,084 bytes in 811 blocks
> ==29250== total heap usage: 3,012 allocs, 2,201 frees, 239,069 bytes
> allocated
> ==29250==
> ==29250== 24 bytes in 1 blocks are definitely lost in loss record 186 of
> 501 ==29250== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29250== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29250== by 0x14AFF3: tilde_initialize (in
> /usr/local/bin/bash)
> ==29250== by 0x13BDB3: ??? (in /usr/local/bin/bash)
> ==29250== by 0x13A587: main (in /usr/local/bin/bash)
> ==29250==
> ==29250== LEAK SUMMARY:
> ==29250== definitely lost: 24 bytes in 1 blocks
> ==29250== indirectly lost: 0 bytes in 0 blocks
> ==29250== possibly lost: 0 bytes in 0 blocks
> ==29250== still reachable: 143,060 bytes in 810 blocks
> ==29250== suppressed: 0 bytes in 0 blocks
> ==29250== Reachable blocks (those to which a pointer was
> found) are not shown.
> ==29250== To see them, rerun with: --leak-check=full --show-leak-kinds=all
> ==29250==
> ==29250== For lists of detected and suppressed errors, rerun with: -s
> ==29250== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0)
> ==29256==
> ==29256== HEAP SUMMARY:
> ==29256== in use at exit: 152,750 bytes in 956 blocks
> ==29256== total heap usage: 4,719 allocs, 3,763 frees, 441,279 bytes
> allocated
> ==29256==
> ==29256== 24 bytes in 1 blocks are definitely lost in loss record 223 of
> 624
> ==29256== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29256== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29256== by 0x14AFF3: tilde_initialize (in /usr/local/bin/bash)
> ==29256== by 0x13BDB3: ??? (in /usr/local/bin/bash)
> ==29256== by 0x13A587: main (in /usr/local/bin/bash)
> ==29256==
> ==29256== 34 bytes in 2 blocks are definitely lost in loss record 439 of
> 624 ==29256== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29256== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29256== by 0x176E67: ??? (in
> /usr/local/bin/bash) ==29256== by 0x17E153:
> ??? (in /usr/local/bin/bash) ==29256== by
> 0x17F5EF: ??? (in /usr/local/bin/bash)
> ==29256== by 0x183D8F: expand_words_no_vars (in /usr/local/bin/bash)
> ==29256== by 0x19EBBB: redirection_expand (in /usr/local/bin/bash)
> ==29256== by 0x19F25F: ??? (in /usr/local/bin/bash)
> ==29256== by 0x1A014F: do_redirections (in /usr/local/bin/bash)
> ==29256== by 0x152DDF: ??? (in /usr/local/bin/bash)
> ==29256== by 0x155F33: execute_command_internal (in
> /usr/local/bin/bash)
> ==29256== by 0x1AA747: parse_and_execute (in /usr/local/bin/bash)
> ==29256==
> ==29256== LEAK SUMMARY:
> ==29256== definitely lost: 58 bytes in 3 blocks
> ==29256== indirectly lost: 0 bytes in 0 blocks
> ==29256== possibly lost: 0 bytes in 0 blocks
> ==29256== still reachable: 152,692 bytes in 953 blocks
> ==29256== suppressed: 0 bytes in 0 blocks
> ==29256== Reachable blocks (those to which a pointer was found) are
> not shown. ==29256== To see them, rerun with: --leak-check=full
> --show-leak-kinds=all ==29256==
> ==29256== For lists of detected and
> suppressed errors, rerun with: -s
> ==29256== ERROR SUMMARY: 2 errors from 2 contexts (suppressed: 0 from 0)
> ==29254==
> ==29254== HEAP SUMMARY:
> ==29254== in use at exit: 148,739 bytes in 894 blocks
> ==29254== total heap usage: 3,796 allocs, 2,902 frees,
> 408,183 bytes allocated ==29254==
> ==29254== 17 bytes in 1 blocks are definitely lost in loss record 205 of
> 574
> ==29254== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29254== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29254== by 0x176E67: ??? (in /usr/local/bin/bash)
> ==29254== by 0x17E153: ??? (in /usr/local/bin/bash)
> ==29254== by 0x17F5EF: ??? (in
> /usr/local/bin/bash)
> ==29254== by 0x183D8F: expand_words_no_vars (in /usr/local/bin/bash)
> ==29254== by 0x19EBBB: redirection_expand (in
> /usr/local/bin/bash) ==29254== by 0x19F25F: ??? (in
> /usr/local/bin/bash) ==29254== by 0x1A014F:
> do_redirections (in /usr/local/bin/bash) ==29254== by
> 0x152DDF: ??? (in /usr/local/bin/bash)
> ==29254== by 0x155F33: execute_command_internal (in /usr/local/bin/bash)
> ==29254== by 0x1AA747: parse_and_execute (in /usr/local/bin/bash)
> ==29254==
> ==29254== 24 bytes in 1 blocks are definitely lost in loss
> record 214 of 574 ==29254== at 0x484F048: malloc
> (vg_replace_malloc.c:380) ==29254== by 0x1A33B3:
> xmalloc (in /usr/local/bin/bash)
> ==29254== by 0x14AFF3: tilde_initialize (in /usr/local/bin/bash)
> ==29254== by 0x13BDB3: ??? (in /usr/local/bin/bash)
> ==29254== by 0x13A587: main (in /usr/local/bin/bash)
> ==29254==
> ==29254== LEAK SUMMARY:
> ==29254== definitely lost: 41 bytes in 2
> blocks
> ==29254== indirectly lost: 0 bytes in 0 blocks
> ==29254== possibly lost: 0 bytes in 0 blocks
> ==29254== still reachable: 148,698 bytes in 892 blocks
> ==29254== suppressed: 0 bytes in 0 blocks
> ==29254== Reachable blocks (those to which a pointer was
> found) are not shown. ==29254== To see them, rerun with:
> --leak-check=full --show-leak-kinds=all
> ==29254==
> ==29254== For lists of detected and suppressed errors, rerun with: -s
> ==29254== ERROR SUMMARY: 2 errors from 2 contexts (suppressed: 0
> from 0) ==29252==
> ==29252== HEAP SUMMARY:
> ==29252== in use at exit: 144,752 bytes in
> 840 blocks
> ==29252== total heap usage: 3,563 allocs, 2,723 frees, 392,387 bytes
> allocated
> ==29252==
> ==29252== 24 bytes in 1 blocks are definitely lost in loss record
> 197 of 520 ==29252== at 0x484F048: malloc
> (vg_replace_malloc.c:380) ==29252== by 0x1A33B3:
> xmalloc (in /usr/local/bin/bash) ==29252== by
> 0x14AFF3: tilde_initialize (in /usr/local/bin/bash)
> ==29252== by 0x13BDB3: ??? (in /usr/local/bin/bash)
> ==29252== by 0x13A587: main (in /usr/local/bin/bash)
> ==29252==
> ==29252== LEAK SUMMARY:
> ==29252== definitely lost: 24 bytes in 1 blocks
> ==29252== indirectly lost: 0 bytes in 0 blocks
> ==29252== possibly lost: 0 bytes in 0 blocks
> ==29252== still reachable: 144,728 bytes in 839 blocks
> ==29252== suppressed: 0 bytes in 0 blocks
> ==29252== Reachable blocks (those to which a pointer was
> found) are not shown. ==29252== To see them, rerun with:
> --leak-check=full --show-leak-kinds=all ==29252==
> ==29252== For lists of detected and suppressed errors, rerun with: -s
> ==29252== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0)
> ==29259==
> ==29259== HEAP SUMMARY:
> ==29259== in use at exit: 145,947 bytes in 864
> blocks ==29259== total heap usage: 4,202 allocs,
> 3,338 frees, 420,046 bytes allocated
> ==29259==
> ==29259== 17 bytes in 1 blocks are definitely lost in loss record 202 of
> 525 ==29259== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29259== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29259== by 0x176E67: ??? (in
> /usr/local/bin/bash) ==29259== by 0x17E153:
> ??? (in /usr/local/bin/bash)
> ==29259== by 0x17F5EF: ??? (in /usr/local/bin/bash)
> ==29259== by 0x183A4F: expand_words (in /usr/local/bin/bash)
> ==29259== by 0x15546F: execute_command_internal (in
> /usr/local/bin/bash) ==29259== by 0x158283: ??? (in
> /usr/local/bin/bash) ==29259== by 0x153FC7:
> execute_command_internal (in /usr/local/bin/bash) ==29259== by
> 0x15669F: execute_command (in /usr/local/bin/bash)
> ==29259== by 0x158243: ??? (in /usr/local/bin/bash)
> ==29259== by 0x153FC7: execute_command_internal (in /usr/local/bin/bash)
> ==29259==
> ==29259== 24 bytes in 1 blocks are definitely lost in loss record
> 211 of 525 ==29259== at 0x484F048: malloc
> (vg_replace_malloc.c:380) ==29259== by 0x1A33B3:
> xmalloc (in /usr/local/bin/bash) ==29259== by
> 0x14AFF3: tilde_initialize (in /usr/local/bin/bash)
> ==29259== by 0x13BDB3: ??? (in /usr/local/bin/bash)
> ==29259== by 0x13A587: main (in /usr/local/bin/bash)
> ==29259==
> ==29259== LEAK SUMMARY:
> ==29259== definitely lost: 41 bytes in 2 blocks
> ==29259== indirectly lost: 0 bytes in 0 blocks
> ==29259== possibly lost: 0 bytes in 0
> blocks ==29259== still reachable:
> 145,906 bytes in 862 blocks ==29259==
> suppressed: 0 bytes in 0 blocks
> ==29259== Reachable blocks (those to which a pointer was found) are not
> shown. ==29259== To see them, rerun with: --leak-check=full
> --show-leak-kinds=all ==29259==
> ==29259== For lists of detected and
> suppressed errors, rerun with: -s ==29259== ERROR SUMMARY: 2
> errors from 2 contexts (suppressed: 0 from 0)
> ==29261==
> ==29261== HEAP SUMMARY:
> ==29261== in use at exit: 697,561 bytes in 2,303 blocks
> ==29261== total heap usage: 6,720 allocs, 4,417 frees, 1,011,712
> bytes allocated==29261==
> ==29261== 24 bytes in 1 blocks are definitely lost in
> loss record 342 of 951 ==29261== at 0x484F048: malloc
> (vg_replace_malloc.c:380)
> ==29261== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29261== by 0x14AFF3: tilde_initialize (in /usr/local/bin/bash)
> ==29261== by 0x13BDB3: ??? (in /usr/local/bin/bash)
> ==29261== by 0x13A587: main (in /usr/local/bin/bash)
> ==29261==
> ==29261== LEAK SUMMARY:
> ==29261== definitely lost: 24 bytes in 1 blocks
> ==29261== indirectly lost: 0 bytes in 0 blocks
> ==29261== possibly lost: 0 bytes in 0 blocks
> ==29261== still reachable: 697,537 bytes in 2,302 blocks
> ==29261== suppressed: 0 bytes in 0 blocks
> ==29261== Reachable blocks (those to which a pointer was
> found) are not shown. ==29261== To see them, rerun with:
> --leak-check=full --show-leak-kinds=all
> ==29261==
> ==29261== For lists of detected and suppressed errors, rerun with: -s
> ==29261== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0)
> ==29267==
> ==29267== HEAP SUMMARY:
> ==29267== in use at exit: 179,561 bytes in 2,360 blocks
> ==29267== total heap usage: 8,195 allocs, 5,835 frees, 781,280 bytes
> allocated
> ==29267==
> ==29267== 24 bytes in 1 blocks are definitely lost in loss record 364 of
> 1,045
> ==29267== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29267== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29267== by 0x14AFF3: tilde_initialize (in /usr/local/bin/bash)
> ==29267== by 0x13BDB3: ??? (in /usr/local/bin/bash)
> ==29267== by 0x13A587: main (in /usr/local/bin/bash)
> ==29267==
> ==29267== 34 bytes in 2 blocks are definitely lost in loss record 685 of
> 1,045
> ==29267== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29267== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29267== by 0x176E67: ??? (in /usr/local/bin/bash)
> ==29267== by 0x17E153: ??? (in /usr/local/bin/bash)
> ==29267== by 0x17F5EF: ??? (in /usr/local/bin/bash)
> ==29267== by 0x183D8F: expand_words_no_vars (in /usr/local/bin/bash)
> ==29267== by 0x19EBBB: redirection_expand (in /usr/local/bin/bash)
> ==29267== by 0x19F25F: ??? (in /usr/local/bin/bash)
> ==29267== by 0x1A014F: do_redirections (in
> /usr/local/bin/bash) ==29267== by 0x152DDF: ??? (in
> /usr/local/bin/bash) ==29267== by 0x155F33:
> execute_command_internal (in /usr/local/bin/bash) ==29267== by
> 0x1AA747: parse_and_execute (in /usr/local/bin/bash)
> ==29267==
> ==29267== LEAK SUMMARY:
> ==29267== definitely lost: 58 bytes in 3 blocks
> ==29267== indirectly lost: 0 bytes in 0 blocks
> ==29267== possibly lost: 0 bytes in 0 blocks
> ==29267== still reachable: 179,503 bytes in 2,357 blocks
> ==29267== suppressed: 0 bytes in 0 blocks
> ==29267== Reachable blocks (those to which a pointer was found) are not
> shown.
> ==29267== To see them, rerun with: --leak-check=full --show-leak-kinds=all
> ==29267==
> ==29267== For lists of detected and suppressed errors, rerun with:
> -s ==29267== ERROR SUMMARY: 2 errors from 2 contexts
> (suppressed: 0 from 0) ==29265==
> ==29265== HEAP SUMMARY:
> ==29265== in use at exit:
> 175,551 bytes in 2,298 blocks ==29265== total heap
> usage: 7,416 allocs, 5,118 frees, 751,856 bytes allocated
> ==29265==
> ==29265== 17 bytes in 1 blocks are definitely lost in loss record 317 of
> 995
> ==29265== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29265== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29265== by 0x176E67: ??? (in /usr/local/bin/bash)
> ==29265== by 0x17E153: ??? (in /usr/local/bin/bash)
> ==29265== by 0x17F5EF: ??? (in /usr/local/bin/bash)
> ==29265== by 0x183D8F: expand_words_no_vars (in /usr/local/bin/bash)
> ==29265== by 0x19EBBB: redirection_expand (in /usr/local/bin/bash)
> ==29265== by 0x19F25F: ??? (in /usr/local/bin/bash)
> ==29265== by 0x1A014F: do_redirections (in /usr/local/bin/bash)
> ==29265== by 0x152DDF: ??? (in /usr/local/bin/bash)
> ==29265== by 0x155F33: execute_command_internal (in /usr/local/bin/bash)
> ==29265== by 0x1AA747: parse_and_execute (in /usr/local/bin/bash)
> ==29265==
> ==29265== 24 bytes in 1 blocks are definitely lost in loss
> record 355 of 995 ==29265== at 0x484F048: malloc
> (vg_replace_malloc.c:380) ==29265== by 0x1A33B3:
> xmalloc (in /usr/local/bin/bash)
> ==29265== by 0x14AFF3: tilde_initialize (in /usr/local/bin/bash)
> ==29265== by 0x13BDB3: ??? (in /usr/local/bin/bash)
> ==29265== by 0x13A587: main (in /usr/local/bin/bash)
> ==29265==
> ==29265== LEAK SUMMARY:
> ==29265== definitely lost: 41 bytes in 2 blocks
> ==29265== indirectly lost: 0 bytes in 0 blocks
> ==29265== possibly lost: 0 bytes in 0 blocks
> ==29265== still reachable: 175,510 bytes in 2,296 blocks
> ==29265== suppressed: 0 bytes in 0 blocks
> ==29265== Reachable blocks (those to which a pointer was
> found) are not shown. ==29265== To see them, rerun with:
> --leak-check=full --show-leak-kinds=all
> ==29265==
> ==29265== For lists of detected and suppressed errors, rerun with: -s
> ==29265== ERROR SUMMARY: 2 errors from 2 contexts (suppressed: 0 from 0)
> ==29263==
> ==29263== HEAP SUMMARY:
> ==29263== in use at exit: 696,877 bytes in 2,246 blocks
> ==29263== total heap usage: 7,185 allocs, 4,939 frees, 1,261,382 bytes
> allocated
> ==29263==
> ==29263== 24 bytes in 1 blocks are definitely lost in loss record 338 of
> 943
> ==29263== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29263== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29263== by 0x14AFF3: tilde_initialize (in /usr/local/bin/bash)
> ==29263== by 0x13BDB3: ??? (in /usr/local/bin/bash)
> ==29263== by 0x13A587: main (in /usr/local/bin/bash)
> ==29263==
> ==29263== LEAK SUMMARY:
> ==29263== definitely lost: 24 bytes in 1 blocks
> ==29263== indirectly lost: 0 bytes in 0 blocks
> ==29263== possibly lost: 0 bytes in 0 blocks
> ==29263== still reachable: 696,853 bytes in 2,245 blocks
> ==29263== suppressed: 0 bytes in 0 blocks
> ==29263== Reachable blocks (those to which a pointer was found) are not
> shown.
> ==29263== To see them, rerun with: --leak-check=full --show-leak-kinds=all
> ==29263==
> ==29263== For lists of detected and suppressed errors, rerun with: -s
> ==29263== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0)
> ==29270==
> ==29270== HEAP SUMMARY:
> ==29270== in use at exit: 696,499 bytes in 2,249 blocks
> ==29270== total heap usage: 7,791 allocs, 5,542 frees, 1,286,398 bytes
> allocated
> ==29270==
> ==29270== 17 bytes in 1 blocks are definitely lost in loss record 314 of
> 946
> ==29270== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29270== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29270== by 0x176E67: ??? (in /usr/local/bin/bash)
> ==29270== by 0x17E153: ??? (in /usr/local/bin/bash)
> ==29270== by 0x17F5EF: ??? (in
> /usr/local/bin/bash) ==29270== by 0x183A4F:
> expand_words (in /usr/local/bin/bash) ==29270== by
> 0x15546F: execute_command_internal (in /usr/local/bin/bash)
> ==29270== by 0x158283: ??? (in /usr/local/bin/bash)
> ==29270== by 0x153FC7: execute_command_internal (in /usr/local/bin/bash)
> ==29270== by 0x15669F: execute_command (in /usr/local/bin/bash)
> ==29270== by 0x158243: ??? (in /usr/local/bin/bash)
> ==29270== by 0x153FC7: execute_command_internal (in /usr/local/bin/bash)
> ==29270==
> ==29270== 24 bytes in 1 blocks are definitely lost in loss record 351 of
> 946
> ==29270== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29270== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29270== by 0x14AFF3: tilde_initialize (in /usr/local/bin/bash)
> ==29270== by 0x13BDB3: ??? (in /usr/local/bin/bash)
> ==29270== by 0x13A587: main (in /usr/local/bin/bash)
> ==29270==
> ==29270== LEAK SUMMARY:
> ==29270== definitely lost: 41 bytes in 2 blocks
> ==29270== indirectly lost: 0 bytes in 0 blocks
> ==29270== possibly lost: 0 bytes in 0 blocks
> ==29270== still reachable: 696,458 bytes in 2,247 blocks
> ==29270== suppressed: 0 bytes in 0 blocks
> ==29270== Reachable blocks (those to which a pointer was found) are not
> shown.
> ==29270== To see them, rerun with: --leak-check=full --show-leak-kinds=all
> ==29270==
> ==29270== For lists of detected and suppressed errors, rerun with:
> -s ==29270== ERROR SUMMARY: 2 errors from 2 contexts
> (suppressed: 0 from 0)
> ==29274==
> ==29274== HEAP SUMMARY:
> ==29274== in use at exit: 749,294 bytes in 4,009 blocks
> ==29274== total heap usage: 14,390 allocs, 10,381 frees, 1,548,216 bytes
> allocated
> ==29274==
> ==29274== 24 bytes in 1 blocks are definitely lost in loss record 360 of
> 1,000
> ==29274== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29274== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29274== by 0x14AFF3: tilde_initialize (in /usr/local/bin/bash)
> ==29274== by 0x13BDB3: ??? (in /usr/local/bin/bash)
> ==29274== by 0x13A587: main (in /usr/local/bin/bash)
> ==29274==
> ==29274== LEAK SUMMARY:
> ==29274== definitely lost: 24 bytes in 1 blocks
> ==29274== indirectly lost: 0 bytes in 0 blocks
> ==29274== possibly lost: 0 bytes in 0 blocks
> ==29274== still reachable: 749,270 bytes in 4,008 blocks
> ==29274== suppressed: 0 bytes in 0 blocks
> ==29274== Reachable blocks (those to which a
> pointer was found) are not shown. ==29274== To see them, rerun with:
> --leak-check=full --show-leak-kinds=all
> ==29274==
> ==29274== For lists of detected and suppressed errors, rerun with: -s
> ==29274== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0)
> ==29278==
> ==29278== HEAP SUMMARY:
> ==29278== in use at exit: 753,347 bytes in 4,060 blocks
> ==29278== total heap usage: 14,874 allocs, 10,814 frees, 1,559,919 bytes
> allocated
> ==29278==
> ==29278== 17 bytes in 1 blocks are definitely lost in loss record 312 of
> 1,059
> ==29278== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29278== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29278== by 0x176E67: ??? (in /usr/local/bin/bash)
> ==29278== by 0x17E153: ??? (in /usr/local/bin/bash)
> ==29278== by 0x17F5EF: ??? (in /usr/local/bin/bash)
> ==29278== by 0x183A4F: expand_words (in /usr/local/bin/bash)
> ==29278== by 0x15546F: execute_command_internal (in /usr/local/bin/bash)
> ==29278== by 0x15466B: execute_command_internal (in /usr/local/bin/bash)
> ==29278== by 0x1579A7: ??? (in /usr/local/bin/bash)
> ==29278== by 0x156553: execute_command_internal (in /usr/local/bin/bash)
> ==29278== by 0x1AA747: parse_and_execute (in /usr/local/bin/bash)
> ==29278== by 0x17969F: command_substitute (in /usr/local/bin/bash)
> ==29278==
> ==29278== 24 bytes in 1 blocks are definitely lost in loss record 358 of
> 1,059
> ==29278== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29278== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29278== by 0x14AFF3: tilde_initialize (in /usr/local/bin/bash)
> ==29278== by 0x13BDB3: ??? (in /usr/local/bin/bash)
> ==29278== by 0x13A587: main (in /usr/local/bin/bash)
> ==29278==
> ==29278== LEAK SUMMARY:
> ==29278== definitely lost: 41 bytes in 2 blocks
> ==29278== indirectly lost: 0 bytes in 0 blocks
> ==29278== possibly lost: 0 bytes in 0 blocks
> ==29278== still reachable: 753,306 bytes in 4,058 blocks
> ==29278== suppressed: 0 bytes in 0 blocks
> ==29278== Reachable blocks (those to which a pointer was found) are not
> shown.
> ==29278== To see them, rerun with: --leak-check=full --show-leak-kinds=all
> ==29278==
> ==29278== For lists of detected and suppressed errors, rerun with: -s
> ==29278== ERROR SUMMARY: 2 errors from 2 contexts (suppressed: 0 from 0)
> 0 exit // 1 old , static
>
> 2021-10-14 , Thu Oct , 08:40:02.711957 == 1634200802.711957
> # root:0:0 # @ /dev/pts/0 ( 0 ) -> /root/b1
>
> support/ builtins/ po/ doc/ autom4te.cache/ .git/ tests/ m4/ lib/ include/
> .made xmalloc.o syntax.o pcomplib.o pcomplete.o redir.o findcmd.o locale.o
> bashbug* bash* mksignames* bashversion* mksyntax* config.status* configure*
>
>
> exit
> ==29248==
> ==29248== HEAP SUMMARY:
> ==29248== in use at exit: 869,579 bytes in 4,186 blocks
> ==29248== total heap usage: 15,292 allocs, 11,106 frees, 1,692,612 bytes
> allocated
> ==29248==
> ==29248== 24 bytes in 1 blocks are definitely lost in loss record 368 of
> 1,031
> ==29248== at 0x484F048: malloc (vg_replace_malloc.c:380)
> ==29248== by 0x1A33B3: xmalloc (in /usr/local/bin/bash)
> ==29248== by 0x14AFF3: tilde_initialize (in /usr/local/bin/bash)
> ==29248== by 0x13BDB3: ??? (in /usr/local/bin/bash)
> ==29248== by 0x13A587: main (in /usr/local/bin/bash)
> ==29248==
> ==29248== LEAK SUMMARY:
> ==29248== definitely lost: 24 bytes in 1 blocks
> ==29248== indirectly lost: 0 bytes in 0 blocks
> ==29248== possibly lost: 0 bytes in 0 blocks
> ==29248== still reachable: 869,555 bytes in 4,185 blocks
> ==29248== suppressed: 0 bytes in 0 blocks
> ==29248== Reachable blocks (those to which a pointer was found) are not
> shown.
> ==29248== To see them, rerun with: --leak-check=full --show-leak-kinds=all
> ==29248==
> ==29248== For lists of detected and suppressed errors, rerun with: -s
> ==29248== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0)
> 0 exit // 461 old , static
>
> On Wed, Oct 13, 2021, 15:28 Alex fxmbsw7 Ratchev <fxmbsw7@gmail.com>
> wrote:
>
>> thank you much sir ill examine your instructions
>>
>> On Wed, Oct 13, 2021, 15:27 Chet Ramey <chet.ramey@case.edu> wrote:
>>
>>> On 10/12/21 9:15 PM, Alex fxmbsw7 Ratchev wrote:
>>> > could you give me maybe good urls about such to learn ( maybe not too
>>> long
>>> > ones .. ) ?
>>>
>>> You should, with a current bash devel, just be able to run
>>>
>>> make clean
>>> make valgrind
>>>
>>> That disables some bash malloc wrapping functions that confuse valgrind
>>> severely. Then just run
>>>
>>> valgrind bash
>>> or
>>> valgrind --leak-check=full bash
>>>
>>> and see what you get. (Assuming you have valgrind installed, of course,
>>> and
>>> depending on what you want to find out).
>>>
>>> If you want to try address sanitizer, make sure you have a compiler that
>>> supports it, then run
>>>
>>> make clean
>>> make asan
>>>
>>> I put the shorthand targets in for convenience. Once you build a bash
>>> with
>>> address sanitizer support, you just have to run it and see what it
>>> reports.
>>>
>>> Chet
>>>
>>> --
>>> ``The lyf so short, the craft so long to lerne.'' - Chaucer
>>> ``Ars longa, vita brevis'' - Hippocrates
>>> Chet Ramey, UTech, CWRU chet@case.edu
>>> http://tiswww.cwru.edu/~chet/
>>>
>>
- current bash.git.devel segfaults on my code, Alex fxmbsw7 Ratchev, 2021/10/11
- Re: current bash.git.devel segfaults on my code, Chet Ramey, 2021/10/12
- Re: current bash.git.devel segfaults on my code, Alex fxmbsw7 Ratchev, 2021/10/14
- Re: current bash.git.devel segfaults on my code, Alex fxmbsw7 Ratchev, 2021/10/19
- Re: current bash.git.devel segfaults on my code, Alex fxmbsw7 Ratchev, 2021/10/20
- Re: current bash.git.devel segfaults on my code, Eduardo Bustamante, 2021/10/20
- Re: current bash.git.devel segfaults on my code, Alex fxmbsw7 Ratchev, 2021/10/20
- Re: current bash.git.devel segfaults on my code, Alex fxmbsw7 Ratchev, 2021/10/20
- Re: current bash.git.devel segfaults on my code, Lawrence Velázquez, 2021/10/20
- Re: current bash.git.devel segfaults on my code, Alex fxmbsw7 Ratchev, 2021/10/20
- Re: current bash.git.devel segfaults on my code, Alex fxmbsw7 Ratchev, 2021/10/20
- Re: current bash.git.devel segfaults on my code, Alex fxmbsw7 Ratchev, 2021/10/20