Am 03/09/13 23:21, schrieb Per olof Ljungmark: > On 2013-03-09 10:25, Hartmann, O. wrote: >> Am 03/09/13 10:07, schrieb Hartmann, O.: >>> For the introduction, I filed a PR for this at beginning of 2012 and >>> suffered from the very same problem close to two years before on ALL >>> FreeBSD versions and platforms using OpenLDAP as the user backend: >>> >>> ports/164239: [PATCH] mail/thunderbird: crash with nss_ldap >>> >>> Even with the suggested patch by the maintainer the problem stayed. >>> >>> With the introduction of bad code due to updates with > r247804 and the >>> following issues of SIGNAL 13/broken pipe, the problem now is even worse >>> in FreeBSD 10.0 r248061. >>> From my limited point of view I guess this long lasting unresolved >>> problem could have been revealed itself and I hope this could be fixed >>> along with fixing nscd(1). >>> >>> Again, Thunderbird in all flavours since 2010 crashes on FreeBSD 8/9 and >>> now 10.0-CURRENT when it is used on systems with user backend in >>> OpenLDAP or any LDAP (Thunderbird works on non-OpenLDAP backed systems >>> of the same OS revision). >>> >>> I was able to "solve" the problem by starting Firefox first and only >>> Firefox getting started prior to Thunderbird resolved the problem for a >>> while, but closing Firefox and waiting a bit left Thunderbird >>> unstarteable again until Firefox was closed and reopened again. >>> >>> I guess this strange behaviour reveals a deeper issue not necessarily >>> bound to nscd(1) (since the problem with Thunderbird also occurs without >>> nscd(1), BUT always bound to the use of OpenLDAP backend (with >>> security/pam_ldap and net/nss_ldap from ports). >>> >>> Now, on FreeBSD 10.0-CURRENT r248061/amd64, Thunderbird dies immediately >>> with SIGNAL 11 on those boxes with OpenLDAP backend and no "trick" makes >>> Thunderbird starting enymore. >>> >>> In my desperation, I did a truss, see below and it seems to me that >>> there is a problem getting the effective UID, since the SIGNAL 11 arises >>> after geteuid(). >>> >>> At the moment, I have switched off nscd(1) by default since it is broken >>> in CURRENT or doing very strange things (see list about broken pipe in >>> the system, sudo(1) or even the port's system (SIGNAL 13)). >>> >>> I think there is a major issue covered and I hope this could be solved >>> by the problems triggered. >>> >>> it is hard to believe that I'm the only one using FreeBSD for both >>> workstation and server environment in conjuction with OpenLDAP and >>> facing the problem with a popular software like Thunderbird. >>> >>> If it is a stupid configuation problem then this must be very, very >>> special since it is now sticky with me for years. >>> >>> Here comes the truss ...: >>> >>> open("/etc/pwd.db",O_RDONLY,00) = 4 (0x4) >>> fcntl(4,F_SETFD,FD_CLOEXEC) = 0 (0x0) >>> fstat(4,{ mode=-rw-r--r-- ,inode=117927,size=40960,blksize=16384 }) = 0 >>> (0x0) >>> read(4,"\0\^F\^Ua\0\0\0\^B\0\0\^D\M-R\0"...,260) = 260 (0x104) >>> pread(0x4,0x801bfc000,0x1000,0x6000,0x1,0x0) = 4096 (0x1000) >>> pread(0x4,0x813927000,0x1000,0x2000,0x1,0x0) = 4096 (0x1000) >>> close(4) = 0 (0x0) >>> socket(PF_LOCAL,SOCK_STREAM,0) = 4 (0x4) >>> connect(4,{ AF_UNIX "/var/run/nscd" },15) ERR#2 'No such file or >>> directory' >>> close(4) = 0 (0x0) >>> sigprocmask(SIG_SETMASK,SIGHUP|SIGINT|SIGQUIT|SIGILL|SIGTRAP|SIGABRT|SIGEMT|SIGFPE|SIGKILL|SIGBUS|SIGSEGV|SIGSYS|SIGPIPE|SIGALRM|SIGTERM|SIGURG|SIGSTOP|SIGTSTP|SIGCONT|SIGCHLD|SIGTTIN|SIGTTOU|SIGIO|SIGXCPU|SIGXFSZ|SIGVTALRM|SIGPROF|SIGWINCH|SIGINFO|SIGUSR1|SIGUSR2,0x0) >>> = 0 (0x0) >>> sigaction(SIGPIPE,{ SIG_IGN 0x0 ss_t },{ SIG_IGN SA_RESTART ss_t }) = 0 >>> (0x0) >>> sigprocmask(SIG_SETMASK,0x0,0x0) = 0 (0x0) >>> getpid() = 3235 (0xca3) >>> geteuid() = 2002 (0x7d2) >>> open("/usr/local/etc/nss_ldap.conf",O_RDONLY,0666) = 4 (0x4) >>> fstat(4,{ mode=-rw-r--r-- ,inode=5818085,size=7997,blksize=16384 }) = 0 >>> (0x0) >>> fstat(4,{ mode=-rw-r--r-- ,inode=5818085,size=7997,blksize=16384 }) = 0 >>> (0x0) >>> read(4,"_at_(#)$Id: ldap.conf,v 2.47 2006/0"...,16384) = 7997 (0x1f3d) >>> read(4,0x813928000,16384) = 0 (0x0) >>> close(4) = 0 (0x0) >>> __sysctl(0x7fffffffb1f8,0x2,0x7fffffffb220,0x7fffffffb200,0x0,0x0) = 0 (0x0) >>> gettimeofday({1362819606.123684 },0x0) = 0 (0x0) >>> getpid() = 3235 (0xca3) >>> issetugid(0x35001c1c,0x80,0x801b1b600,0x10,0x2,0x1) = 0 (0x0) >>> open("/etc/resolv.conf",O_RDONLY,0666) = 4 (0x4) >>> fstat(4,{ mode=-rw-r--r-- ,inode=117845,size=101,blksize=16384 }) = 0 (0x0) >>> read(4,"# Generated by resolvconf\nnames"...,16384) = 101 (0x65) >>> read(4,0x813928000,16384) = 0 (0x0) >>> close(4) = 0 (0x0) >>> __sysctl(0x7fffffffab28,0x2,0x7fffffffad20,0x7fffffffab30,0x0,0x0) = 0 (0x0) >>> issetugid(0x801526ae8,0x2e,0x2e,0x2e,0x101010101010101,0x8080808080808080) >>> = 0 (0x0) >>> stat("/etc/nsswitch.conf",{ mode=-rw-r--r-- >>> ,inode=117790,size=991,blksize=16384 }) = 0 (0x0) >>> open("/etc/hosts",O_RDONLY,0666) = 4 (0x4) >>> fstat(4,{ mode=-rw-r--r-- ,inode=117862,size=2418,blksize=16384 }) = 0 (0x0) >>> read(4,"# $FreeBSD: head/etc/hosts 10999"...,16384) = 2418 (0x972) >>> close(4) = 0 (0x0) >>> open("/usr/local/etc/openldap/ldap.conf",O_RDONLY,0666) = 4 (0x4) >>> fstat(4,{ mode=-rw-r--r-- ,inode=5817420,size=410,blksize=16384 }) = 0 (0x0) >>> read(4,"#\n# LDAP Defaults\n#\n\n# See l"...,16384) = 410 (0x19a) >>> read(4,0x813928000,16384) = 0 (0x0) >>> close(4) = 0 (0x0) >>> geteuid() = 2002 (0x7d2) >>> getuid() = 2002 (0x7d2) >>> open("/home/ohartmann/ldaprc",O_RDONLY,0666) ERR#2 'No such file or >>> directory' >>> open("/home/ohartmann/.ldaprc",O_RDONLY,0666) ERR#2 'No such file or >>> directory' >>> open("ldaprc",O_RDONLY,0666) ERR#2 'No such file or >>> directory' >>> sigprocmask(SIG_SETMASK,SIGHUP|SIGINT|SIGQUIT|SIGILL|SIGTRAP|SIGABRT|SIGEMT|SIGFPE|SIGKILL|SIGBUS|SIGSEGV|SIGSYS|SIGPIPE|SIGALRM|SIGTERM|SIGURG|SIGSTOP|SIGTSTP|SIGCONT|SIGCHLD|SIGTTIN|SIGTTOU|SIGIO|SIGXCPU|SIGXFSZ|SIGVTALRM|SIGPROF|SIGWINCH|SIGINFO|SIGUSR1|SIGUSR2,0x0) >>> = 0 (0x0) >>> sigaction(SIGPIPE,{ SIG_IGN SA_RESTART ss_t },{ SIG_IGN 0x0 ss_t }) = 0 >>> (0x0) >>> sigprocmask(SIG_SETMASK,0x0,0x0) = 0 (0x0) >>> getuid() = 2002 (0x7d2) >>> stat("/etc/nsswitch.conf",{ mode=-rw-r--r-- >>> ,inode=117790,size=991,blksize=16384 }) = 0 (0x0) >>> geteuid() = 2002 (0x7d2) >>> open("/etc/pwd.db",O_RDONLY,00) = 4 (0x4) >>> fcntl(4,F_SETFD,FD_CLOEXEC) = 0 (0x0) >>> fstat(4,{ mode=-rw-r--r-- ,inode=117927,size=40960,blksize=16384 }) = 0 >>> (0x0) >>> read(4,"\0\^F\^Ua\0\0\0\^B\0\0\^D\M-R\0"...,260) = 260 (0x104) >>> pread(0x4,0x813928000,0x1000,0x6000,0x1,0x0) = 4096 (0x1000) >>> pread(0x4,0x813929000,0x1000,0x5000,0x1,0x0) = 4096 (0x1000) >>> close(4) = 0 (0x0) >>> socket(PF_LOCAL,SOCK_STREAM,0) = 4 (0x4) >>> connect(4,{ AF_UNIX "/var/run/nscd" },15) ERR#2 'No such file or >>> directory' >>> close(4) = 0 (0x0) >>> sigprocmask(SIG_SETMASK,SIGHUP|SIGINT|SIGQUIT|SIGILL|SIGTRAP|SIGABRT|SIGEMT|SIGFPE|SIGKILL|SIGBUS|SIGSEGV|SIGSYS|SIGPIPE|SIGALRM|SIGTERM|SIGURG|SIGSTOP|SIGTSTP|SIGCONT|SIGCHLD|SIGTTIN|SIGTTOU|SIGIO|SIGXCPU|SIGXFSZ|SIGVTALRM|SIGPROF|SIGWINCH|SIGINFO|SIGUSR1|SIGUSR2,0x0) >>> = 0 (0x0) >>> sigaction(SIGPIPE,{ SIG_IGN 0x0 ss_t },{ SIG_IGN SA_RESTART ss_t }) = 0 >>> (0x0) >>> sigprocmask(SIG_SETMASK,0x0,0x0) = 0 (0x0) >>> stat("/usr/local/etc/nss_ldap.conf",{ mode=-rw-r--r-- >>> ,inode=5818085,size=7997,blksize=16384 }) = 0 (0x0) >>> getpid() = 3235 (0xca3) >>> geteuid() = 2002 (0x7d2) >>> SIGNAL 11 (SIGSEGV) >>> process exit, rval = 0 >> >> Deleting /usr/local/etc/nss_ldap.conf, which is a link (hard or soft, >> doesn't matter the result) to /usr/local/etc/ldap.conf, makes >> Thunderbird start again as OpenLDAP backend wasn't configured/installed. >> >> But in that case, no OpenLDAP backed up users are available on the system.SE556539368201 > > Not 100% sure but I believe I'm working right now on a system with > LDAP-based user accounts ( a Samba LDAP directory ) through pam_ldap (in > pam.d), nss_ldap (nsswitch.conf) and /usr/local/etc/nss_ldap.conf > exactly as you describe. > > Never had issues similar to the above in the 7-STABLE through 9-STABLE > series. The only problem I have with TB is its apetite for memory. > > Perhaps I'm missing something? May the difference be that my account is > in /etc/passwd too? I could log in as a different user and check if > you'd like. > > id peo > uid=1001(peo) gid=0(wheel) groups=0(wheel),513(domusers),512(domadmin) > > Cheers, > > //per > My account is on LDAP. Can you try with a user on LDAP? Regards, OliverReceived on Sat Mar 09 2013 - 22:35:14 UTC
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