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[bug #27328] find-4.5.5 -exec + segfaults in quotearg_buffer_restyled()
From: |
Mike Frysinger |
Subject: |
[bug #27328] find-4.5.5 -exec + segfaults in quotearg_buffer_restyled() |
Date: |
Thu, 27 Aug 2009 07:28:52 +0000 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.2) Gecko/20090729 Firefox/3.5.2 |
URL:
<http://savannah.gnu.org/bugs/?27328>
Summary: find-4.5.5 -exec + segfaults in
quotearg_buffer_restyled()
Project: findutils
Submitted by: vapier
Submitted on: Thu 27 Aug 2009 07:28:51 AM GMT
Category: None
Severity: 3 - Normal
Item Group: None
Status: None
Privacy: Public
Assigned to: None
Originator Name:
Originator Email:
Open/Closed: Open
Discussion Lock: Any
Release: None
Fixed Release: None
_______________________________________________________
Details:
$ find --version
find (GNU findutils) 4.5.5
Copyright (C) 2009 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later
<http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Written by Eric B. Decker, James Youngman, and Kevin Dalley.
Built using GNU gnulib version 533b27747fe3d0d67f727d4d7ba6c97f8a5b4060
Features enabled: D_TYPE O_NOFOLLOW(enabled) LEAF_OPTIMISATION FTS(FTS_CWDFD)
CBO(level=2)
$ find app-* -name '*.ebuild' -exec grep /etc/portage/patches {} +
Usage: grep [OPTION]... PATTERN [FILE]...
Try `grep --help' for more information.
Segmentation fault (core dumped)
system is x86_64, linux-2.6.30.4, gcc-4.4.1, glibc-2.10.1. filesystem in
question is ext3 mounted with rw,noatime,errors=continue,data=writeback
building findutils-4.5.5 with -O0 -g cflags gives:
$ gdb --args find app-* -name '*.ebuild' -exec grep /etc/portage/patches {}
+
(gdb) r
Starting program: /usr/bin/find app-accessibility app-admin app-antivirus
app-arch app-backup app-benchmarks app-cdr app-crypt app-dicts app-doc
app-editors app-emacs app-emulation app-forensics app-i18n app-laptop app-misc
app-mobilephone app-office app-pda app-portage app-shells app-text app-vim
app-xemacs -name \*.ebuild -exec grep /etc/portage/patches \{\} +
[Thread debugging using libthread_db enabled]
Detaching after fork from child process 20192.
Detaching after fork from child process 20193.
Detaching after fork from child process 20194.
Detaching after fork from child process 20195.
Detaching after fork from child process 20196.
Detaching after fork from child process 20197.
Detaching after fork from child process 20198.
Detaching after fork from child process 20199.
Detaching after fork from child process 20200.
Detaching after fork from child process 20201.
Detaching after fork from child process 20202.
Detaching after fork from child process 20203.
Detaching after fork from child process 20204.
Detaching after fork from child process 20205.
Detaching after fork from child process 20206.
Detaching after fork from child process 20207.
Detaching after fork from child process 20208.
Detaching after fork from child process 20209.
Detaching after fork from child process 20210.
Detaching after fork from child process 20211.
Usage: grep [OPTION]... PATTERN [FILE]...
Try `grep --help' for more information.
Detaching after fork from child process 20212.
Program received signal SIGSEGV, Segmentation fault.
0x0000000000420683 in quotearg_buffer_restyled (buffer=0x6314e0 "`",
buffersize=0x100, arg=0x0, argsize=0xffffffffffffffff,
quoting_style=locale_quoting_style, flags=0x1, quote_these_too=0x7fffffffcb88)
at quotearg.c:279
279 quotearg.c: No such file or directory.
in quotearg.c
(gdb) bt
#0 0x0000000000420683 in quotearg_buffer_restyled (buffer=0x6314e0 "`",
buffersize=0x100, arg=0x0, argsize=0xffffffffffffffff,
quoting_style=locale_quoting_style, flags=0x1, quote_these_too=0x7fffffffcb88)
at quotearg.c:279
#1 0x0000000000420b8c in quotearg_n_options (n=0x0, arg=0x0,
argsize=0xffffffffffffffff, options=0x7fffffffcb80) at quotearg.c:704
#2 0x0000000000420d39 in quotearg_n_style (n=0x0, s=locale_quoting_style,
arg=0x0) at quotearg.c:751
#3 0x0000000000407877 in launch (ctl=0x6335f0, buildstate=0x633648) at
pred.c:2009
#4 0x00000000004133bc in bc_do_exec (ctl=0x6335f0, state=0x633648) at
buildcmd.c:236
#5 0x0000000000413627 in bc_push_arg (ctl=0x6335f0, state=0x633648,
arg=0x633980 "app-misc/digitemp/digitemp-3.2.0.ebuild", len=0x28, prefix=0x0,
pfxlen=0x0, initial_args=0x0) at buildcmd.c:332
#6 0x0000000000404e52 in new_impl_pred_exec (dir_fd=0x7, pathname=0x633980
"app-misc/digitemp/digitemp-3.2.0.ebuild", stat_buf=0x7fffffffcf10,
pred_ptr=0x6335b0, prefix=0x0, pfxlen=0x0) at pred.c:519
#7 0x0000000000404f74 in pred_exec (pathname=0x633980
"app-misc/digitemp/digitemp-3.2.0.ebuild", stat_buf=0x7fffffffcf10,
pred_ptr=0x6335b0) at pred.c:558
#8 0x000000000040caee in apply_predicate (pathname=0x633980
"app-misc/digitemp/digitemp-3.2.0.ebuild", stat_buf=0x7fffffffcf10,
p=0x6335b0) at util.c:1029
#9 0x00000000004047d3 in pred_and (pathname=0x633980
"app-misc/digitemp/digitemp-3.2.0.ebuild", stat_buf=0x7fffffffcf10,
pred_ptr=0x633480) at pred.c:327
#10 0x000000000040caee in apply_predicate (pathname=0x633980
"app-misc/digitemp/digitemp-3.2.0.ebuild", stat_buf=0x7fffffffcf10,
p=0x633480) at util.c:1029
#11 0x000000000040359e in visit (p=0x6338f0, ent=0x63d360,
pstat=0x7fffffffcf10) at ftsfind.c:236
#12 0x0000000000404034 in consider_visiting (p=0x6338f0, ent=0x63d360) at
ftsfind.c:559
#13 0x00000000004041ed in find (arg=0x7fffffffd69e "app-misc") at
ftsfind.c:634
#14 0x0000000000404272 in process_all_startpoints (argc=0x20,
argv=0x7fffffffd190) at ftsfind.c:651
#15 0x000000000040443c in main (argc=0x21, argv=0x7fffffffd188) at
ftsfind.c:748
(gdb) bt full
#0 0x0000000000420683 in quotearg_buffer_restyled (buffer=0x6314e0 "`",
buffersize=0x100, arg=0x0, argsize=0xffffffffffffffff,
quoting_style=locale_quoting_style, flags=0x1, quote_these_too=0x7fffffffcb88)
at quotearg.c:279
i = 0x0
len = 0x1
quote_string = 0x429464 "'"
quote_string_len = 0x1
backslash_escapes = 0x1
unibyte_locale = 0x0
elide_outer_quotes = 0x0
#1 0x0000000000420b8c in quotearg_n_options (n=0x0, arg=0x0,
argsize=0xffffffffffffffff, options=0x7fffffffcb80) at quotearg.c:704
size = 0x100
val = 0x6314e0 "`"
flags = 0x1
qsize = 0x0
e = 0x0
n0 = 0x0
sv = 0x630c10
#2 0x0000000000420d39 in quotearg_n_style (n=0x0, s=locale_quoting_style,
arg=0x0) at quotearg.c:751
o = {
style = locale_quoting_style,
flags = 0x0,
quote_these_too = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}
}
#3 0x0000000000407877 in launch (ctl=0x6335f0, buildstate=0x633648) at
pred.c:2009
wait_status = 0x8b
child_pid = 0x4ef4
first_time = 0x0
execp = 0x6335e8
__PRETTY_FUNCTION__ = "launch"
#4 0x00000000004133bc in bc_do_exec (ctl=0x6335f0, state=0x633648) at
buildcmd.c:236
r = 0x0
divider = 0xffffffec
swapped_out = 0x7ffff7fd2010 "grep"
argc_orig = 0xb64
argv_orig = 0x63de40
initial_args = 0x63ddb0
i = 0x2
pos = 0xffffffec
done = 0x0
argc_current = 0x0
#5 0x0000000000413627 in bc_push_arg (ctl=0x6335f0, state=0x633648,
arg=0x633980 "app-misc/digitemp/digitemp-3.2.0.ebuild", len=0x28, prefix=0x0,
pfxlen=0x0, initial_args=0x0) at buildcmd.c:332
No locals.
#6 0x0000000000404e52 in new_impl_pred_exec (dir_fd=0x7, pathname=0x633980
"app-misc/digitemp/digitemp-3.2.0.ebuild", stat_buf=0x7fffffffcf10,
pred_ptr=0x6335b0, prefix=0x0, pfxlen=0x0) at pred.c:519
execp = 0x6335e8
len = 0x27
#7 0x0000000000404f74 in pred_exec (pathname=0x633980
"app-misc/digitemp/digitemp-3.2.0.ebuild", stat_buf=0x7fffffffcf10,
pred_ptr=0x6335b0) at pred.c:558
No locals.
#8 0x000000000040caee in apply_predicate (pathname=0x633980
"app-misc/digitemp/digitemp-3.2.0.ebuild", stat_buf=0x7fffffffcf10,
p=0x6335b0) at util.c:1029
No locals.
#9 0x00000000004047d3 in pred_and (pathname=0x633980
"app-misc/digitemp/digitemp-3.2.0.ebuild", stat_buf=0x7fffffffcf10,
pred_ptr=0x633480) at pred.c:327
No locals.
#10 0x000000000040caee in apply_predicate (pathname=0x633980
"app-misc/digitemp/digitemp-3.2.0.ebuild", stat_buf=0x7fffffffcf10,
p=0x633480) at util.c:1029
No locals.
#11 0x000000000040359e in visit (p=0x6338f0, ent=0x63d360,
pstat=0x7fffffffcf10) at ftsfind.c:236
eval_tree = 0x633480
#12 0x0000000000404034 in consider_visiting (p=0x6338f0, ent=0x63d360) at
ftsfind.c:559
statbuf = {
st_dev = 0x820,
st_ino = 0x10e6000,
st_nlink = 0x2,
st_mode = 0x8000,
st_uid = 0x3ea,
st_gid = 0xfa,
__pad0 = 0x0,
st_rdev = 0x0,
st_size = 0x1000,
st_blksize = 0x1000,
st_blocks = 0x8,
st_atim = {
tv_sec = 0x4a9632a8,
tv_nsec = 0x0
},
st_mtim = {
tv_sec = 0x63d466,
tv_nsec = 0x633998
},
st_ctim = {
tv_sec = 0x7ffff767ab1e,
tv_nsec = 0x63d230
},
__unused = {0x63d360, 0x7fffffffcfe0, 0x6338f0}
}
mode = 0x8000
ignore = 0x0
isdir = 0x0
__PRETTY_FUNCTION__ = "consider_visiting"
#13 0x00000000004041ed in find (arg=0x7fffffffd69e "app-misc") at
ftsfind.c:634
arglist = {0x7fffffffd69e "app-misc", 0x0}
p = 0x6338f0
ent = 0x63d360
#14 0x0000000000404272 in process_all_startpoints (argc=0x20,
argv=0x7fffffffd190) at ftsfind.c:651
i = 0x10
#15 0x000000000040443c in main (argc=0x21, argv=0x7fffffffd188) at
ftsfind.c:748
end_of_leading_options = 0x1
eval_tree = 0x633480
(gdb)
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