Bug#21810: marked as forwarded (libc6: rexec call dumps core with user="string" and password=NULL)
Your message dated Tue, 26 Oct 1999 00:43:47 -0700
with message-id <v0420550ab4161ff786a5@[206.163.71.146]>
and subject line Fwd: Bug#21810: libc6: rexec call dumps core with user="string" and password=NULL
has caused the Debian Bug report #21810,
regarding libc6: rexec call dumps core with user="string" and password=NULL
to be marked as having been forwarded to the upstream software
author(s) libc-alpha@sourceware.cygnus.com.
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Date: Tue, 28 Apr 1998 17:33:49 +0200
Message-Id: <199804281533.RAA09597@gauss.topsystem.de>
From: Michael Meskes <meskes@topsystem.de>
Subject: netstd: rexec dumps core
To: submit@bugs.debian.org
X-Mailer: bug 3.1.4
Package: netstd
Version: 3.05-1
What's happening here? I just get core cumps from rexec. strace says:
execve("/usr/bin/rexec", ["rexec", "localhost", "cat", ">remote_file; date"], [/* 51 vars */]) = 0
brk(0) = 0x804b650
open("/etc/ld.so.preload", O_RDONLY) = 3
fstat(3, {st_mode=0, st_size=0, ...}) = 0
mmap(0, 18, PROT_READ|PROT_WRITE, MAP_PRIVATE, 3, 0) = 0x4000c000
close(3) = 0
open("/lib/nfslock.so.0", O_RDONLY) = 3
mmap(0, 4096, PROT_READ, MAP_PRIVATE, 3, 0) = 0x4000d000
munmap(0x4000d000, 4096) = 0
mmap(0, 7876, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x4000d000
mprotect(0x4000e000, 3780, PROT_NONE) = 0
mmap(0x4000e000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0) = 0x4000e000
close(3) = 0
munmap(0x4000c000, 18) = 0
open("/etc/ld.so.cache", O_RDONLY) = 3
fstat(3, {st_mode=0, st_size=0, ...}) = 0
mmap(0, 23439, PROT_READ, MAP_PRIVATE, 3, 0) = 0x4000f000
close(3) = 0
open("/lib/libc.so.6", O_RDONLY) = 3
mmap(0, 4096, PROT_READ, MAP_PRIVATE, 3, 0) = 0x4000c000
munmap(0x4000c000, 4096) = 0
mmap(0, 670168, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x40015000
mprotect(0x400a6000, 76248, PROT_NONE) = 0
mmap(0x400a6000, 28672, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0x90000) = 0x400a6000
mmap(0x400ad000, 47576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400ad000
close(3) = 0
personality(PER_LINUX) = 0
getpid() = 9508
brk(0) = 0x804b650
brk(0x804b680) = 0x804b680
brk(0x804c000) = 0x804c000
open("/etc/nsswitch.conf", O_RDONLY) = 3
fstat(3, {st_mode=0, st_size=0, ...}) = 0
mmap(0, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x4000c000
read(3, "# /etc/nsswitch.conf\n#\n# Examp"..., 4096) = 406
brk(0x804d000) = 0x804d000
read(3, "", 4096) = 0
close(3) = 0
munmap(0x4000c000, 4096) = 0
open("/lib/libnss_db.so.1", O_RDONLY) = 3
mmap(0, 4096, PROT_READ, MAP_PRIVATE, 3, 0) = 0x4000c000
munmap(0x4000c000, 4096) = 0
mmap(0, 20580, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x400b9000
mprotect(0x400bd000, 4196, PROT_NONE) = 0
mmap(0x400bd000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0x3000) = 0x400bd000
mmap(0x400be000, 100, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400be000
close(3) = 0
open("/lib/libdb.so.2", O_RDONLY) = 3
mmap(0, 4096, PROT_READ, MAP_PRIVATE, 3, 0) = 0x4000c000
munmap(0x4000c000, 4096) = 0
mmap(0, 57232, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x400bf000
mprotect(0x400cc000, 3984, PROT_NONE) = 0
mmap(0x400cc000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0xc000) = 0x400cc000
close(3) = 0
open("/lib/libnss_files.so.1", O_RDONLY) = 3
mmap(0, 4096, PROT_READ, MAP_PRIVATE, 3, 0) = 0x4000c000
munmap(0x4000c000, 4096) = 0
mmap(0, 31936, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x400cd000
mprotect(0x400d4000, 3264, PROT_NONE) = 0
mmap(0x400d4000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0x6000) = 0x400d4000
close(3) = 0
open("/var/db/services.db", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/etc/services", O_RDONLY) = 3
fcntl(3, F_GETFD) = 0
fcntl(3, F_SETFD, FD_CLOEXEC) = 0
fstat(3, {st_mode=0, st_size=0, ...}) = 0
mmap(0, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x4000c000
read(3, "# /etc/services:\n# $Id: service"..., 4096) = 4096
read(3, "p\t\t\t\t# UNIX Listserv\nulists"..., 4096) = 4096
close(3) = 0
munmap(0x4000c000, 4096) = 0
socket(PF_INET, SOCK_STREAM, IPPROTO_IP) = 3
bind(3, {sin_family=AF_INET, sin_port=htons(5000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0
gettimeofday({893777583, 591117}, NULL) = 0
getpid() = 9508
open("/etc/resolv.conf", O_RDONLY) = 4
fstat(4, {st_mode=0, st_size=0, ...}) = 0
mmap(0, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x4000c000
read(4, "domain topsystem.de\nnameserver "..., 4096) = 42
read(4, "", 4096) = 0
close(4) = 0
munmap(0x4000c000, 4096) = 0
open("/etc/hosts", O_RDONLY) = 4
fcntl(4, F_GETFD) = 0
fcntl(4, F_SETFD, FD_CLOEXEC) = 0
fstat(4, {st_mode=0, st_size=0, ...}) = 0
mmap(0, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x4000c000
read(4, "172.26.1.3\tgauss.topsystem.de g"..., 4096) = 262
close(4) = 0
munmap(0x4000c000, 4096) = 0
open("/home/meskes/.netrc", O_RDONLY) = 4
uname({sys="Linux", node="gauss", ...}) = 0
fstat(4, {st_mode=0, st_size=0, ...}) = 0
mmap(0, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x4000c000
read(4, "#set auto-binary\n#set local-dir"..., 4096) = 2269
read(4, "", 4096) = 0
close(4) = 0
munmap(0x4000c000, 4096) = 0
socket(PF_INET, SOCK_STREAM, IPPROTO_IP) = 4
connect(4, {sin_family=AF_INET, sin_port=htons(512), sin_addr=inet_addr("127.0.0.1")}, 16) = 0
socket(PF_INET, SOCK_STREAM, IPPROTO_IP) = 5
listen(5, 1) = 0
getsockname(5, {sin_family=AF_INET, sin_port=htons(20556), sin_addr=inet_addr("127.0.0.1")}, [16]) = 0
write(4, "20556\0", 6) = 6
accept(5, {sin_family=AF_INET, sin_port=htons(20562), sin_addr=inet_addr("127.0.0.1")}, [16]) = 6
close(5) = 0
--- SIGSEGV (Speicherzugriffsfehler) ---
+++ killed by SIGSEGV +++
Michael
-- System Information
Debian Release: 2.0 (frozen)
Kernel Version: Linux gauss 2.0.33 #2 Wed Dec 17 09:14:18 MEZ 1997 i686 unknown
Versions of the packages netstd depends on:
cpp Version: 2.8.1-0.1
netbase Version: 3.06-1
libc6 Version: 2.0.7pre3-1
libreadlineg2 Version: 2.1-9
ncurses3.4 Version: 1.9.9g-8
--- Begin /etc/exports (modified conffile)
--- End /etc/exports
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