strace of pdns_recursor with pax flags disabled

pdnsrec.strace (text/plain), 19.45 KB, created by Bernhard Frauendienst on 2008-07-18 20:43:42 UTC

execve("/usr/sbin/pdns_recursor", ["pdns_recursor", "--daemon=no", "--setgid=pdns", "--setuid=pdns", "--chroot="], [/* 50 vars */]) = 0
brk(0)                                  = 0x5555559b88e8
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x2b9649a04000
uname({sys="Linux", node="narf", ...})  = 0
access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or directory)
open("/etc/ld.so.cache", O_RDONLY)      = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=39176, ...}) = 0
mmap(NULL, 39176, PROT_READ, MAP_PRIVATE, 3, 0) = 0x2b9649a05000
close(3)                                = 0
open("/usr/lib/gcc/x86_64-pc-linux-gnu/3.4.6/libstdc++.so.6", O_RDONLY) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0P!\5\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=1343224, ...}) = 0
mmap(NULL, 3514544, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x2b9649a0f000
mprotect(0x2b9649b4f000, 2093056, PROT_NONE) = 0
mmap(0x2b9649d4e000, 36864, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x13f000) = 0x2b9649d4e000
mmap(0x2b9649d57000, 73904, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x2b9649d57000
close(3)                                = 0
open("/lib/libm.so.6", O_RDONLY)        = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240?\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=550872, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x2b9649d6a000
mmap(NULL, 2646152, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x2b9649d6b000
mprotect(0x2b9649df1000, 2093056, PROT_NONE) = 0
mmap(0x2b9649ff0000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x85000) = 0x2b9649ff0000
close(3)                                = 0
open("/lib/libgcc_s.so.1", O_RDONLY)    = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300\36\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0644, st_size=46960, ...}) = 0
mmap(NULL, 2142368, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x2b9649ff2000
mprotect(0x2b9649ffd000, 2093056, PROT_NONE) = 0
mmap(0x2b964a1fc000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xa000) = 0x2b964a1fc000
close(3)                                = 0
open("/lib/libc.so.6", O_RDONLY)        = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\220\334\1\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=1383432, ...}) = 0
mmap(NULL, 3491384, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x2b964a1fe000
mprotect(0x2b964a349000, 2097152, PROT_NONE) = 0
mmap(0x2b964a549000, 20480, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x14b000) = 0x2b964a549000
mmap(0x2b964a54e000, 17976, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x2b964a54e000
close(3)                                = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x2b964a553000
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x2b964a554000
arch_prctl(ARCH_SET_FS, 0x2b964a553f70) = 0
open("/dev/urandom", O_RDONLY)          = 3
read(3, "c`\303W\314sU~", 8)            = 8
close(3)                                = 0
mprotect(0x2b964a549000, 16384, PROT_READ) = 0
mprotect(0x2b964a1fc000, 4096, PROT_READ) = 0
mprotect(0x2b9649ff0000, 4096, PROT_READ) = 0
mprotect(0x2b9649d4e000, 12288, PROT_READ) = 0
mprotect(0x5555559b4000, 8192, PROT_READ) = 0
mprotect(0x2b9649a02000, 4096, PROT_READ) = 0
munmap(0x2b9649a05000, 39176)           = 0
brk(0)                                  = 0x5555559b88e8
brk(0x5555559ba000)                     = 0x5555559ba000
brk(0x5555559bb000)                     = 0x5555559bb000
brk(0x5555559bc000)                     = 0x5555559bc000
brk(0x5555559bd000)                     = 0x5555559bd000
brk(0x5555559be000)                     = 0x5555559be000
socket(PF_FILE, SOCK_DGRAM, 0)          = 3
fcntl(3, F_SETFD, FD_CLOEXEC)           = 0
connect(3, {sa_family=AF_FILE, path="/dev/log"}, 110) = 0
brk(0x5555559bf000)                     = 0x5555559bf000
open("/etc/powerdns/recursor.conf", O_RDONLY) = 4
brk(0x5555559c1000)                     = 0x5555559c1000
read(4, "# Copyright 1999-2006 Gentoo Fou"..., 8191) = 489
read(4, "", 8191)                       = 0
close(4)                                = 0
close(3)                                = 0
socket(PF_FILE, SOCK_DGRAM, 0)          = 3
fcntl(3, F_SETFD, FD_CLOEXEC)           = 0
connect(3, {sa_family=AF_FILE, path="/dev/log"}, 110) = 0
open("/etc/localtime", O_RDONLY)        = 4
fstat(4, {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
fstat(4, {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x2b9649a05000
read(4, "TZif2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\10\0\0\0\10\0\0\0\0"..., 4096) = 2295
lseek(4, -1458, SEEK_CUR)               = 837
read(4, "TZif2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\t\0\0\0\t\0\0\0\0"..., 4096) = 1458
close(4)                                = 0
munmap(0x2b9649a05000, 4096)            = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
write(2, "Jul 18 15:02:03 ", 16)        = 16
write(2, "PowerDNS recursor 3.1.7 (C) 2001"..., 159) = 159
write(2, "\n", 1)                       = 1
brk(0x5555559c3000)                     = 0x5555559c3000
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
getpid()                                = 23157
sendto(3, "<28>Jul 18 15:02:03 pdns_recurso"..., 201, MSG_NOSIGNAL, NULL, 0) = 201
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
write(2, "Jul 18 15:02:03 ", 16)        = 16
write(2, "PowerDNS comes with ABSOLUTELY N"..., 150) = 150
write(2, "\n", 1)                       = 1
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
sendto(3, "<28>Jul 18 15:02:03 pdns_recurso"..., 192, MSG_NOSIGNAL, NULL, 0) = 192
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
write(2, "Jul 18 15:02:03 ", 16)        = 16
write(2, "Operating in 64 bits mode", 25) = 25
write(2, "\n", 1)                       = 1
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
sendto(3, "<28>Jul 18 15:02:03 pdns_recurso"..., 67, MSG_NOSIGNAL, NULL, 0) = 67
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
write(2, "Jul 18 15:02:03 ", 16)        = 16
write(2, "Reading random entropy from \'/de"..., 42) = 42
write(2, "\n", 1)                       = 1
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
sendto(3, "<28>Jul 18 15:02:03 pdns_recurso"..., 84, MSG_NOSIGNAL, NULL, 0) = 84
open("/dev/urandom", O_RDONLY)          = 4
read(4, "\177\4H\211\226\262~R\246\255\245A\324$\226\220", 16) = 16
close(4)                                = 0
getppid()                               = 23156
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
write(2, "Jul 18 15:02:03 ", 16)        = 16
write(2, "Only allowing queries from: 127."..., 102) = 102
write(2, "\n", 1)                       = 1
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
sendto(3, "<28>Jul 18 15:02:03 pdns_recurso"..., 144, MSG_NOSIGNAL, NULL, 0) = 144
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
write(2, "Jul 18 15:02:03 ", 16)        = 16
write(2, "Will not send queries to: 127.0."..., 100) = 100
write(2, "\n", 1)                       = 1
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
sendto(3, "<28>Jul 18 15:02:03 pdns_recurso"..., 142, MSG_NOSIGNAL, NULL, 0) = 142
uname({sys="Linux", node="narf", ...})  = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
write(2, "Jul 18 15:02:03 ", 16)        = 16
write(2, "Inserting rfc 1918 private space"..., 38) = 38
write(2, "\n", 1)                       = 1
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
sendto(3, "<28>Jul 18 15:02:03 pdns_recurso"..., 80, MSG_NOSIGNAL, NULL, 0) = 80
socket(PF_INET, SOCK_DGRAM, IPPROTO_IP) = 4
getsockopt(4, SOL_SOCKET, SO_RCVBUF, [17179992064], [4]) = 0
setsockopt(4, SOL_SOCKET, SO_RCVBUF, [200000], 4) = 0
bind(4, {sa_family=AF_INET, sin_port=htons(53), sin_addr=inet_addr("127.0.0.1")}, 16) = 0
fcntl(4, F_GETFL)                       = 0x2 (flags O_RDWR)
fcntl(4, F_SETFL, O_RDWR|O_NONBLOCK)    = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
write(2, "Jul 18 15:02:03 ", 16)        = 16
write(2, "Listening for UDP queries on 127"..., 41) = 41
write(2, "\n", 1)                       = 1
brk(0x5555559c5000)                     = 0x5555559c5000
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
sendto(3, "<27>Jul 18 15:02:03 pdns_recurso"..., 83, MSG_NOSIGNAL, NULL, 0) = 83
socket(PF_INET, SOCK_STREAM, IPPROTO_IP) = 5
setsockopt(5, SOL_SOCKET, SO_REUSEADDR, [1], 4) = 0
bind(5, {sa_family=AF_INET, sin_port=htons(53), sin_addr=inet_addr("127.0.0.1")}, 16) = 0
fcntl(5, F_GETFL)                       = 0x2 (flags O_RDWR)
fcntl(5, F_SETFL, O_RDWR|O_NONBLOCK)    = 0
getsockopt(5, SOL_SOCKET, SO_SNDBUF, [17179885568], [4]) = 0
setsockopt(5, SOL_SOCKET, SO_SNDBUF, [65000], 4) = 0
listen(5, 128)                          = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
write(2, "Jul 18 15:02:03 ", 16)        = 16
write(2, "Listening for TCP queries on 127"..., 41) = 41
write(2, "\n", 1)                       = 1
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
sendto(3, "<27>Jul 18 15:02:03 pdns_recurso"..., 83, MSG_NOSIGNAL, NULL, 0) = 83
unlink("/var/lib/powerdns/pdns_recursor.pid") = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
write(2, "Jul 18 15:02:03 ", 16)        = 16
write(2, "Done priming cache with root hin"..., 34) = 34
write(2, "\n", 1)                       = 1
brk(0x5555559c7000)                     = 0x5555559c7000
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
sendto(3, "<28>Jul 18 15:02:03 pdns_recurso"..., 76, MSG_NOSIGNAL, NULL, 0) = 76
rt_sigaction(SIGUSR1, {0x5555555d3818, [USR1], SA_RESTORER|SA_RESTART, 0x2b964a22f2c0}, {SIG_DFL}, 8) = 0
rt_sigaction(SIGUSR2, {0x5555555d3850, [USR2], SA_RESTORER|SA_RESTART, 0x2b964a22f2c0}, {SIG_DFL}, 8) = 0
rt_sigaction(SIGPIPE, {SIG_IGN}, {SIG_IGN}, 8) = 0
open("/var/lib/powerdns/pdns_recursor.pid", O_WRONLY|O_CREAT|O_APPEND, 0666) = 6
fstat(6, {st_mode=S_IFREG|0644, st_size=0, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x2b9649a05000
fstat(6, {st_mode=S_IFREG|0644, st_size=0, ...}) = 0
lseek(6, 0, SEEK_SET)                   = 0
write(6, "23157\n", 6)                  = 6
close(6)                                = 0
munmap(0x2b9649a05000, 4096)            = 0
socket(PF_FILE, SOCK_DGRAM, 0)          = 6
setsockopt(6, SOL_SOCKET, SO_REUSEADDR, [1], 4) = 0
unlink("/var/lib/powerdns/pdns_recursor.controlsocket") = 0
bind(6, {sa_family=AF_FILE, path="/var/lib/powerdns/pdns_recursor.controlsocket"}, 110) = 0
brk(0x5555559c8000)                     = 0x5555559c8000
epoll_create(1024)                      = 7
socket(PF_INET, SOCK_DGRAM, IPPROTO_IP) = 8
epoll_ctl(7, EPOLL_CTL_ADD, 8, {EPOLLIN, {u32=8, u64=8}}) = 0
epoll_ctl(7, EPOLL_CTL_DEL, 8, {0, {u32=0, u64=0}}) = 0
close(8)                                = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
write(2, "Jul 18 15:02:03 ", 16)        = 16
write(2, "Enabled \'epoll\' multiplexer", 27) = 27
write(2, "\n", 1)                       = 1
brk(0x5555559ca000)                     = 0x5555559ca000
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
sendto(3, "<27>Jul 18 15:02:03 pdns_recurso"..., 69, MSG_NOSIGNAL, NULL, 0) = 69
epoll_ctl(7, EPOLL_CTL_ADD, 4, {EPOLLIN, {u32=4, u64=4}}) = 0
epoll_ctl(7, EPOLL_CTL_ADD, 5, {EPOLLIN, {u32=5, u64=5}}) = 0
socket(PF_FILE, SOCK_STREAM, 0)         = 8
fcntl(8, F_SETFL, O_RDWR|O_NONBLOCK)    = 0
connect(8, {sa_family=AF_FILE, path="/var/run/nscd/socket"}, 110) = -1 ENOENT (No such file or directory)
close(8)                                = 0
socket(PF_FILE, SOCK_STREAM, 0)         = 8
fcntl(8, F_SETFL, O_RDWR|O_NONBLOCK)    = 0
connect(8, {sa_family=AF_FILE, path="/var/run/nscd/socket"}, 110) = -1 ENOENT (No such file or directory)
close(8)                                = 0
open("/etc/nsswitch.conf", O_RDONLY)    = 8
fstat(8, {st_mode=S_IFREG|0644, st_size=508, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x2b9649a05000
read(8, "# /etc/nsswitch.conf:\n# $Header:"..., 4096) = 508
read(8, "", 4096)                       = 0
close(8)                                = 0
munmap(0x2b9649a05000, 4096)            = 0
open("/etc/ld.so.cache", O_RDONLY)      = 8
fstat(8, {st_mode=S_IFREG|0644, st_size=39176, ...}) = 0
mmap(NULL, 39176, PROT_READ, MAP_PRIVATE, 8, 0) = 0x2b9649a05000
close(8)                                = 0
open("/lib/libnss_compat.so.2", O_RDONLY) = 8
read(8, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\220\23\0\0\0\0\0\0"..., 832) = 832
fstat(8, {st_mode=S_IFREG|0755, st_size=39256, ...}) = 0
mmap(NULL, 2134984, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 8, 0) = 0x2b964a555000
mprotect(0x2b964a55d000, 2097152, PROT_NONE) = 0
mmap(0x2b964a75d000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 8, 0x8000) = 0x2b964a75d000
close(8)                                = 0
open("/lib/libnsl.so.1", O_RDONLY)      = 8
read(8, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\20A\0\0\0\0\0\0"..., 832) = 832
fstat(8, {st_mode=S_IFREG|0755, st_size=87976, ...}) = 0
mmap(NULL, 2193296, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 8, 0) = 0x2b964a75f000
mprotect(0x2b964a774000, 2093056, PROT_NONE) = 0
mmap(0x2b964a973000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 8, 0x14000) = 0x2b964a973000
mmap(0x2b964a975000, 6032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x2b964a975000
close(8)                                = 0
mprotect(0x2b964a973000, 4096, PROT_READ) = 0
mprotect(0x2b964a75d000, 4096, PROT_READ) = 0
munmap(0x2b9649a05000, 39176)           = 0
open("/etc/ld.so.cache", O_RDONLY)      = 8
fstat(8, {st_mode=S_IFREG|0644, st_size=39176, ...}) = 0
mmap(NULL, 39176, PROT_READ, MAP_PRIVATE, 8, 0) = 0x2b9649a05000
close(8)                                = 0
open("/lib/libnss_nis.so.2", O_RDONLY)  = 8
read(8, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\220 \0\0\0\0\0\0"..., 832) = 832
fstat(8, {st_mode=S_IFREG|0755, st_size=42944, ...}) = 0
mmap(NULL, 2139000, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 8, 0) = 0x2b964a977000
mprotect(0x2b964a981000, 2093056, PROT_NONE) = 0
mmap(0x2b964ab80000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 8, 0x9000) = 0x2b964ab80000
close(8)                                = 0
open("/lib/libnss_files.so.2", O_RDONLY) = 8
read(8, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0` \0\0\0\0\0\0"..., 832) = 832
fstat(8, {st_mode=S_IFREG|0755, st_size=47016, ...}) = 0
mmap(NULL, 2143208, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 8, 0) = 0x2b964ab82000
mprotect(0x2b964ab8d000, 2093056, PROT_NONE) = 0
mmap(0x2b964ad8c000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 8, 0xa000) = 0x2b964ad8c000
close(8)                                = 0
mprotect(0x2b964ad8c000, 4096, PROT_READ) = 0
mprotect(0x2b964ab80000, 4096, PROT_READ) = 0
munmap(0x2b9649a05000, 39176)           = 0
open("/etc/group", O_RDONLY)            = 8
fcntl(8, F_GETFD)                       = 0
fcntl(8, F_SETFD, FD_CLOEXEC)           = 0
lseek(8, 0, SEEK_CUR)                   = 0
fstat(8, {st_mode=S_IFREG|0644, st_size=1146, ...}) = 0
mmap(NULL, 1146, PROT_READ, MAP_SHARED, 8, 0) = 0x2b9649a05000
lseek(8, 1146, SEEK_SET)                = 1146
munmap(0x2b9649a05000, 1146)            = 0
close(8)                                = 0
socket(PF_FILE, SOCK_STREAM, 0)         = 8
fcntl(8, F_SETFL, O_RDWR|O_NONBLOCK)    = 0
connect(8, {sa_family=AF_FILE, path="/var/run/nscd/socket"}, 110) = -1 ENOENT (No such file or directory)
close(8)                                = 0
socket(PF_FILE, SOCK_STREAM, 0)         = 8
fcntl(8, F_SETFL, O_RDWR|O_NONBLOCK)    = 0
connect(8, {sa_family=AF_FILE, path="/var/run/nscd/socket"}, 110) = -1 ENOENT (No such file or directory)
close(8)                                = 0
open("/etc/passwd", O_RDONLY)           = 8
fcntl(8, F_GETFD)                       = 0
fcntl(8, F_SETFD, FD_CLOEXEC)           = 0
lseek(8, 0, SEEK_CUR)                   = 0
fstat(8, {st_mode=S_IFREG|0644, st_size=3259, ...}) = 0
mmap(NULL, 3259, PROT_READ, MAP_SHARED, 8, 0) = 0x2b9649a05000
lseek(8, 3259, SEEK_SET)                = 3259
munmap(0x2b9649a05000, 3259)            = 0
close(8)                                = 0
setgid(1013)                            = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
write(2, "Jul 18 15:02:03 ", 16)        = 16
write(2, "Set effective group id to 1013", 30) = 30
write(2, "\n", 1)                       = 1
brk(0x5555559cc000)                     = 0x5555559cc000
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
sendto(3, "<30>Jul 18 15:02:03 pdns_recurso"..., 72, MSG_NOSIGNAL, NULL, 0) = 72
setuid(115)                             = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
write(2, "Jul 18 15:02:03 ", 16)        = 16
write(2, "Set effective user id to 115", 28) = 28
write(2, "\n", 1)                       = 1
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2295, ...}) = 0
sendto(3, "<30>Jul 18 15:02:03 pdns_recurso"..., 70, MSG_NOSIGNAL, NULL, 0) = 70
epoll_ctl(7, EPOLL_CTL_ADD, 6, {EPOLLIN, {u32=6, u64=6}}) = 0
rt_sigprocmask(SIG_BLOCK, NULL, [], 8)  = 0
brk(0x5555559fb000)                     = 0x5555559fb000
epoll_wait(7, {}, 1024, 500)            = 0
rt_sigprocmask(SIG_SETMASK, [], [], 8)  = 0
--- SIGSEGV (Segmentation fault) @ 0 (0) ---
+++ killed by SIGSEGV +++