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Mem leak
- X-seq: zsh-workers 3300
- From: Andrei Tcherepanov <tandr@xxxxxxx>
- To: zsh Workers Mailing list <zsh-workers@xxxxxxxxxxxxxxx>
- Subject: Mem leak
- Date: Tue, 24 Jun 1997 10:52:27 +0200
- Organization: Parametric Technology Corp. (Israel)
- Sender: tandr@xxxxxxx
hi!
I link zsh (3.1.2 + some patches on jobs.c) with purify
and found 2 memory leaks
attachment is purify's log
--
Thanks,
Andrei ( tandr@xxxxxxx )
**** Purify instrumented ./zsh (pid 11256 at Tue Jun 24 10:27:21 1997)
* Purify 4.0.1 Solaris 2, Copyright (C) 1992-1996 Pure Atria Corp. All rights reserved.
* For contact information type: "purify -help"
* For TTY output, use the option "-windows=no"
* Command-line: ./zsh
* Options settings: -freeze-on-error=yes -cache-dir=/tmp/purify-cache \
-chain-length=30 -best-effort -show-directory=yes -purify \
-purify-home=/ptibig5/pure/purify-4.0.1-solaris2
PureLA: 2 simple licenses, 10 users. Please remedy.
* Purify licensed to Parametric Technology Israel
* Purify checking enabled.
**** Purify instrumented ./zsh (pid 11256) ****
UMR: Uninitialized memory read:
* This is occurring while in:
tparm [/usr/ccs/lib/libtermcap.a]
tcoutarg [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_refresh.c:918]
tc_rightcurs [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_refresh.c:847]
moveto [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_refresh.c:813]
refresh [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_refresh.c:269]
refresh [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_refresh.c:521]
zleread [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_main.c:451]
inputline [/home/tandr/tmp/zsh-3.1.2/Src/input.c:230]
ingetc [/home/tandr/tmp/zsh-3.1.2/Src/input.c:186]
hgetc [/home/tandr/tmp/zsh-3.1.2/Src/hist.c:119]
gettok [/home/tandr/tmp/zsh-3.1.2/Src/lex.c:418]
yylex [/home/tandr/tmp/zsh-3.1.2/Src/lex.c:181]
parse_event [/home/tandr/tmp/zsh-3.1.2/Src/parse.c:60]
loop [/home/tandr/tmp/zsh-3.1.2/Src/init.c:61]
main [/home/tandr/tmp/zsh-3.1.2/Src/main.c:81]
_start [/opt/SUNWspro/SC4.0/lib/crt1.o]
* Reading 4 bytes from 0xefffe368 on the stack.
* Address 0xefffe368 is 40 bytes below frame pointer in function tparm.
**** Purify instrumented ./zsh (pid 11256) ****
UMR: Uninitialized memory read:
* This is occurring while in:
tparm [/usr/ccs/lib/libtermcap.a]
tcoutarg [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_refresh.c:918]
tc_rightcurs [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_refresh.c:847]
moveto [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_refresh.c:813]
refresh [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_refresh.c:500]
refresh [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_refresh.c:521]
zleread [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_main.c:451]
inputline [/home/tandr/tmp/zsh-3.1.2/Src/input.c:230]
ingetc [/home/tandr/tmp/zsh-3.1.2/Src/input.c:186]
hgetc [/home/tandr/tmp/zsh-3.1.2/Src/hist.c:119]
gettok [/home/tandr/tmp/zsh-3.1.2/Src/lex.c:418]
yylex [/home/tandr/tmp/zsh-3.1.2/Src/lex.c:181]
parse_event [/home/tandr/tmp/zsh-3.1.2/Src/parse.c:60]
loop [/home/tandr/tmp/zsh-3.1.2/Src/init.c:61]
main [/home/tandr/tmp/zsh-3.1.2/Src/main.c:81]
_start [/opt/SUNWspro/SC4.0/lib/crt1.o]
* Reading 4 bytes from 0xefffe368 on the stack.
* Address 0xefffe368 is 40 bytes below frame pointer in function tparm.
**** Purify instrumented ./zsh (pid 11256) ****
SIG: Signal handled:
* This is occurring while in:
_p1062static [/opt/SUNWspro/SC4.0/lib/crtn.o]
getkey [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_main.c:265]
getkeybuf [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_keymap.c:1152]
getkeymapcmd [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_keymap.c:1119]
getkeycmd [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_keymap.c:1188]
zleread [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_main.c:422]
inputline [/home/tandr/tmp/zsh-3.1.2/Src/input.c:230]
ingetc [/home/tandr/tmp/zsh-3.1.2/Src/input.c:186]
hgetc [/home/tandr/tmp/zsh-3.1.2/Src/hist.c:119]
gettok [/home/tandr/tmp/zsh-3.1.2/Src/lex.c:418]
yylex [/home/tandr/tmp/zsh-3.1.2/Src/lex.c:181]
parse_event [/home/tandr/tmp/zsh-3.1.2/Src/parse.c:60]
loop [/home/tandr/tmp/zsh-3.1.2/Src/init.c:61]
main [/home/tandr/tmp/zsh-3.1.2/Src/main.c:81]
_start [/opt/SUNWspro/SC4.0/lib/crt1.o]
* Received signal 2 (SIGINT - Interrupt)
* Signal mask: (SIGINT)
* Pending signals:
**** Purify instrumented ./zsh (pid 11256) ****
Current file descriptors in use: 13
FIU: file descriptor 0: <stdin>
FIU: file descriptor 1: <stdout>
FIU: file descriptor 2: <stderr>
FIU: file descriptor 3: "/etc/.name_service_door", O_RDONLY
* File info: ?r--r--r-- 1 root root 0 Mar 17 15:57
* This file descriptor was allocated from:
open [/usr/lib/libc.so.1]
_nsc_trydoorcall [/usr/lib/libc.so.1]
getpwuid_r [/usr/lib/libc.so.1]
setupvals [/home/tandr/tmp/zsh-3.1.2/Src/init.c:492]
main [/home/tandr/tmp/zsh-3.1.2/Src/main.c:72]
_start [/opt/SUNWspro/SC4.0/lib/crt1.o]
FIU: file descriptor 4: <inherited from parent>
FIU: file descriptor 5: <inherited from parent>
FIU: file descriptor 6: <inherited from parent>
FIU: file descriptor 7: <inherited from parent>
FIU: file descriptor 8: <inherited from parent>
FIU: file descriptor 10: "/home/tandr/.zaliases", O_RDONLY
* Duplication of file descriptor 9.
* File info: crw--w---- 1 tandr tty 0 Jun 24 10:27
* File position: 205547
* This file descriptor was allocated from:
fcntl [/usr/lib/libc.so.1]
movefd [/home/tandr/tmp/zsh-3.1.2/Src/utils.c:820]
source [/home/tandr/tmp/zsh-3.1.2/Src/init.c:700]
bin_dot [/home/tandr/tmp/zsh-3.1.2/Src/builtin.c:2617]
execbuiltin [/home/tandr/tmp/zsh-3.1.2/Src/builtin.c:195]
execcmd [/home/tandr/tmp/zsh-3.1.2/Src/exec.c:1698]
execpline2 [/home/tandr/tmp/zsh-3.1.2/Src/exec.c:808]
execpline [/home/tandr/tmp/zsh-3.1.2/Src/exec.c:653]
execlist [/home/tandr/tmp/zsh-3.1.2/Src/exec.c:533]
execif [/home/tandr/tmp/zsh-3.1.2/Src/loop.c:365]
execcmd [/home/tandr/tmp/zsh-3.1.2/Src/exec.c:1651]
execpline2 [/home/tandr/tmp/zsh-3.1.2/Src/exec.c:808]
execpline [/home/tandr/tmp/zsh-3.1.2/Src/exec.c:653]
execlist [/home/tandr/tmp/zsh-3.1.2/Src/exec.c:533]
loop [/home/tandr/tmp/zsh-3.1.2/Src/init.c:72]
source [/home/tandr/tmp/zsh-3.1.2/Src/init.c:722]
sourcehome [/home/tandr/tmp/zsh-3.1.2/Src/init.c:759]
run_init_scripts [/home/tandr/tmp/zsh-3.1.2/Src/init.c:652]
main [/home/tandr/tmp/zsh-3.1.2/Src/main.c:76]
_start [/opt/SUNWspro/SC4.0/lib/crt1.o]
FIU: file descriptor 11: <unknown>
FIU: file descriptor 26: <reserved for Purify internal use>
FIU: file descriptor 27: <reserved for Purify internal use>
**** Purify instrumented ./zsh (pid 11256) ****
Purify: Searching for all memory leaks...
Memory leaked: 5002 bytes (3.79%); potentially leaked: 0 bytes (0%)
MLK: 3992 bytes leaked in 124 blocks
* This memory was allocated from:
malloc [/home/tandr/tmp/zsh-3.1.2/Src/rtlib.o]
zalloc [/home/tandr/tmp/zsh-3.1.2/Src/mem.c:378]
listmatches [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_tricky.c:3571]
refresh [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_refresh.c:519]
zleread [/home/tandr/tmp/zsh-3.1.2/Src/Zle/zle_main.c:451]
inputline [/home/tandr/tmp/zsh-3.1.2/Src/input.c:230]
ingetc [/home/tandr/tmp/zsh-3.1.2/Src/input.c:186]
hgetc [/home/tandr/tmp/zsh-3.1.2/Src/hist.c:119]
gettok [/home/tandr/tmp/zsh-3.1.2/Src/lex.c:418]
yylex [/home/tandr/tmp/zsh-3.1.2/Src/lex.c:181]
parse_event [/home/tandr/tmp/zsh-3.1.2/Src/parse.c:60]
loop [/home/tandr/tmp/zsh-3.1.2/Src/init.c:61]
main [/home/tandr/tmp/zsh-3.1.2/Src/main.c:81]
_start [/opt/SUNWspro/SC4.0/lib/crt1.o]
* Block of 58 bytes at 0x2ce910
* Block of 41 bytes (2 times); last block at 0x2ff1e0
* Block of 40 bytes (2 times); last block at 0x2ffb68
* Block of 39 bytes (2 times); last block at 0x300bd0
* Block of 38 bytes (6 times); last block at 0x3012c0
* Block of 37 bytes (4 times); last block at 0x2ffe08
* Block of 36 bytes (14 times); last block at 0x302088
* Block of 35 bytes (17 times); last block at 0x302400
* Block of 34 bytes (8 times); last block at 0x300e70
* Block of 33 bytes (21 times); last block at 0x302698
* Block of 32 bytes (11 times); last block at 0x3024e0
* Block of 31 bytes (8 times); last block at 0x302248
* Block of 30 bytes (5 times); last block at 0x3019a0
* Block of 29 bytes (10 times); last block at 0x301b58
* Block of 28 bytes (3 times); last block at 0x3011e8
* Block of 15 bytes (4 times); last block at 0x2cd698
* Block of 13 bytes (2 times); last block at 0x2cd3e8
* Block of 12 bytes (3 times); last block at 0x2cd828
* Block of 8 bytes at 0x2a6ef8
MLK: 1010 bytes leaked in 2 blocks
* This memory was allocated from:
malloc [/home/tandr/tmp/zsh-3.1.2/Src/rtlib.o]
zalloc [/home/tandr/tmp/zsh-3.1.2/Src/mem.c:378]
metafy [/home/tandr/tmp/zsh-3.1.2/Src/utils.c:2655]
createparamtable [/home/tandr/tmp/zsh-3.1.2/Src/params.c:116]
setupvals [/home/tandr/tmp/zsh-3.1.2/Src/init.c:520]
main [/home/tandr/tmp/zsh-3.1.2/Src/main.c:72]
_start [/opt/SUNWspro/SC4.0/lib/crt1.o]
* Block of 693 bytes at 0x2114f8
* Block of 317 bytes at 0x217c70
Purify Heap Analysis (combining suppressed and unsuppressed blocks)
Blocks Bytes
Leaked 126 5002
Potentially Leaked 0 0
In-Use 4589 126875
----------------------------------------
Total Allocated 4715 131877
**** Purify instrumented ./zsh (pid 11256) ****
* Program exited with status code 0.
* 3 access errors, 3 total occurrences.
* 5002 bytes leaked.
* 0 bytes potentially leaked.
* Basic memory usage (including Purify overhead):
1742356 code
170460 data/bss
1114112 heap (peak use)
6856 stack
* Shared library memory usage (including Purify overhead):
610562 libnsl.so.1_pure_p3_c0_401_55 (shared code)
64764 libnsl.so.1_pure_p3_c0_401_55 (private data)
802467 libc.so.1_pure_p3_c0_401_55 (shared code)
33636 libc.so.1_pure_p3_c0_401_55 (private data)
1200 libdl.so.1_pure_p3_c0_401_55 (shared code)
0 libdl.so.1_pure_p3_c0_401_55 (private data)
2729 libinternal_stubs.so.1 (shared code)
208 libinternal_stubs.so.1 (private data)
14029 libintl.so.1_pure_p3_c0_401_55 (shared code)
3680 libintl.so.1_pure_p3_c0_401_55 (private data)
16088 libmp.so.1_pure_p3_c0_401_55 (shared code)
828 libmp.so.1_pure_p3_c0_401_55 (private data)
37341 libw.so.1_pure_p3_c0_401_55 (shared code)
1612 libw.so.1_pure_p3_c0_401_55 (private data)
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