From owner-freebsd-bugs@FreeBSD.ORG Wed Nov 21 09:20:02 2007 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 3B99116A420 for ; Wed, 21 Nov 2007 09:20:02 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 2210013C4D9 for ; Wed, 21 Nov 2007 09:20:02 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.1/8.14.1) with ESMTP id lAL9K2SX077727 for ; Wed, 21 Nov 2007 09:20:02 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.1/8.14.1/Submit) id lAL9K2wi077726; Wed, 21 Nov 2007 09:20:02 GMT (envelope-from gnats) Resent-Date: Wed, 21 Nov 2007 09:20:02 GMT Resent-Message-Id: <200711210920.lAL9K2wi077726@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, KOIE Hidetaka Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9FC5D16A421 for ; Wed, 21 Nov 2007 09:13:28 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [IPv6:2001:4f8:fff6::21]) by mx1.freebsd.org (Postfix) with ESMTP id 95A6313C45A for ; Wed, 21 Nov 2007 09:13:28 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.14.1/8.14.1) with ESMTP id lAL9DSSW000761 for ; Wed, 21 Nov 2007 09:13:28 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.1/8.14.1/Submit) id lAL95nVM003593; Wed, 21 Nov 2007 09:05:49 GMT (envelope-from nobody) Message-Id: <200711210905.lAL95nVM003593@www.freebsd.org> Date: Wed, 21 Nov 2007 09:05:49 GMT From: KOIE Hidetaka To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: kern/118172: /bin/pwd fails under .zfs/snapshot X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 21 Nov 2007 09:20:02 -0000 >Number: 118172 >Category: kern >Synopsis: /bin/pwd fails under .zfs/snapshot >Confidential: no >Severity: serious >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Wed Nov 21 09:20:01 UTC 2007 >Closed-Date: >Last-Modified: >Originator: KOIE Hidetaka >Release: current >Organization: Surigiken >Environment: FreeBSD guriandgura 8.0-CURRENT FreeBSD 8.0-CURRENT #2: Fri Nov 16 14:33:17 JST 2007 koie@guria\ ndgura:/usr/obj/usr/src/sys/GURIANDGURA amd64 >Description: /bin/pwd reports "No such file or directory" on any directory under .zfs/snapshot. % echo $PWD /home/koie/.zfs/snapshot % ls 20071109-first/ 20071118/ 20071119/ 20071120/ 20071121/ % /bin/pwd pwd: .: No such file or directory % stat . 3942394176 2 dr-xr-xr-x 2 root wheel 0 2 "Nov 21 17:52:27 2007" "Nov 15 16:06:35 2007" "Nov 15 1\ 6:06:35 2007" "Nov 15 16:06:35 2007" 4096 0 0 . % The following is output of truss(1): % cd .zfs/snapshot/ % truss /bin/pwd __sysctl(0x7fffffffe520,0x2,0x7fffffffe53c,0x7fffffffe530,0x0,0x0) = 0 (0x0) mmap(0x0,560,PROT_READ|PROT_WRITE,MAP_ANON,-1,0x0) = 34365132800 (0x800525000) munmap(0x800525000,560) = 0 (0x0) __sysctl(0x7fffffffe590,0x2,0x80062dde8,0x7fffffffe588,0x0,0x0) = 0 (0x0) mmap(0x0,32768,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANON,-1,0x0) = 34365132800 (0x800525000) issetugid(0x800526015,0x800521669,0x800631730,0x800631700,0x49ac,0x7fffffffe588) = 0 (0x0) open("/etc/libmap.conf",O_RDONLY,0666) ERR#2 'No such file or directory' open("/var/run/ld-elf.so.hints",O_RDONLY,057) = 3 (0x3) read(3,"Ehnt\^A\0\0\0\M^@\0\0\0m\0\0\0\0"...,128) = 128 (0x80) lseek(3,0x80,SEEK_SET) = 128 (0x80) read(3,"/lib:/usr/lib:/usr/lib/compat:/u"...,109) = 109 (0x6d) close(3) = 0 (0x0) access("/lib/libc.so.7",0) = 0 (0x0) open("/lib/libc.so.7",O_RDONLY,030556300) = 3 (0x3) fstat(3,{mode=-r--r--r-- ,inode=16548,size=1159360,blksize=4096}) = 0 (0x0) read(3,"\^?ELF\^B\^A\^A\t\0\0\0\0\0\0\0"...,4096) = 4096 (0x1000) mmap(0x0,2224128,PROT_READ|PROT_EXEC,MAP_PRIVATE|MAP_NOCORE,3,0x0) = 34366234624 (0x800632000) mprotect(0x80071d000,4096,PROT_READ|PROT_WRITE|PROT_EXEC) = 0 (0x0) mprotect(0x80071d000,4096,PROT_READ|PROT_EXEC) = 0 (0x0) mmap(0x80081d000,118784,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_FIXED,3,0xeb000) = 34368245760 (0x80081d000) mmap(0x80083a000,94208,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_FIXED|MAP_ANON,-1,0x0) = 34368364544 (0x80083a000) close(3) = 0 (0x0) sysarch(0x81,0x7fffffffe610,0x80052a088,0x0,0xffffffffffd02c90,0x7fffffffe368) = 0 (0x0) mmap(0x0,288,PROT_READ|PROT_WRITE,MAP_ANON,-1,0x0) = 34365165568 (0x80052d000) munmap(0x80052d000,288) = 0 (0x0) mmap(0x0,41776,PROT_READ|PROT_WRITE,MAP_ANON,-1,0x0) = 34365165568 (0x80052d000) munmap(0x80052d000,41776) = 0 (0x0) __sysctl(0x7fffffffe5c0,0x2,0x80083b360,0x7fffffffe5b8,0x0,0x0) = 0 (0x0) sigprocmask(SIG_BLOCK,SIGHUP|SIGINT|SIGQUIT|SIGKILL|SIGPIPE|SIGALRM|SIGTERM|SIGURG|SIGSTOP|SIGTSTP|SIGCONT|SIGCHLD|SIGTTIN|SIGTTOU|SIGIO|SIGXCPU|SIGXFSZ|SIGVTALRM|SIGPROF|SIGWINCH|SIGINFO|SIGUSR1|SIGUSR2,0x0) = 0 (0x0) sigprocmask(SIG_SETMASK,0x0,0x0) = 0 (0x0) __sysctl(0x7fffffffe620,0x2,0x80083f3c8,0x7fffffffe638,0x0,0x0) = 0 (0x0) __sysctl(0x7fffffffe180,0x2,0x80084dff8,0x7fffffffe178,0x0,0x0) = 0 (0x0) __sysctl(0x7fffffffe1c0,0x2,0x7fffffffe1dc,0x7fffffffe1d0,0x0,0x0) = 0 (0x0) readlink("/etc/malloc.conf",0x7fffffffe210,1024) ERR#2 'No such file or directory' issetugid(0x8007151b5,0x7fffffffe210,0x0,0x2,0xffffff004a09a000,0x7fffffffe1f8) = 0 (0x0) __sysctl(0x7fffffffe110,0x2,0x7fffffffe12c,0x7fffffffe120,0x0,0x0) = 0 (0x0) mmap(0x0,4096,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANON,-1,0x0) = 34365165568 (0x80052d000) mmap(0x0,2097152,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANON,-1,0x0) = 34368458752 (0x800851000) munmap(0x800851000,716800) = 0 (0x0) munmap(0x800a00000,331776) = 0 (0x0) __getcwd(0x800901400,1024) ERR#20 'Not a directory' stat("/",{mode=drwxr-xr-x ,inode=2,size=512,blksize=4096}) = 0 (0x0) lstat(".",{mode=dr-xr-xr-x ,inode=2,size=2,blksize=4096}) = 0 (0x0) stat("..",{mode=dr-xr-xr-x ,inode=1,size=3,blksize=4096}) = 0 (0x0) open("..",O_NONBLOCK,035277024500) = 3 (0x3) fstat(3,{mode=dr-xr-xr-x ,inode=1,size=3,blksize=4096}) = 0 (0x0) fcntl(3,F_SETFD,FD_CLOEXEC) = 0 (0x0) fstatfs(0x3,0x7fffffffe420,0x0,0x0,0x60,0x7fffffffe3d8) = 0 (0x0) fstat(3,{mode=dr-xr-xr-x ,inode=1,size=3,blksize=4096}) = 0 (0x0) koie@guriandgura% truss /bin/pwd __sysctl(0x7fffffffe520,0x2,0x7fffffffe53c,0x7fffffffe530,0x0,0x0) = 0 (0x0) mmap(0x0,560,PROT_READ|PROT_WRITE,MAP_ANON,-1,0x0) = 34365132800 (0x800525000) munmap(0x800525000,560) = 0 (0x0) __sysctl(0x7fffffffe590,0x2,0x80062dde8,0x7fffffffe588,0x0,0x0) = 0 (0x0) mmap(0x0,32768,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANON,-1,0x0) = 34365132800 (0x800525000) issetugid(0x800526015,0x800521669,0x800631730,0x800631700,0x49ac,0x7fffffffe588) = 0 (0x0) open("/etc/libmap.conf",O_RDONLY,0666) ERR#2 'No such file or directory' open("/var/run/ld-elf.so.hints",O_RDONLY,057) = 3 (0x3) read(3,"Ehnt\^A\0\0\0\M^@\0\0\0m\0\0\0\0"...,128) = 128 (0x80) lseek(3,0x80,SEEK_SET) = 128 (0x80) read(3,"/lib:/usr/lib:/usr/lib/compat:/u"...,109) = 109 (0x6d) close(3) = 0 (0x0) access("/lib/libc.so.7",0) = 0 (0x0) open("/lib/libc.so.7",O_RDONLY,030556300) = 3 (0x3) fstat(3,{mode=-r--r--r-- ,inode=16548,size=1159360,blksize=4096}) = 0 (0x0) read(3,"\^?ELF\^B\^A\^A\t\0\0\0\0\0\0\0"...,4096) = 4096 (0x1000) mmap(0x0,2224128,PROT_READ|PROT_EXEC,MAP_PRIVATE|MAP_NOCORE,3,0x0) = 34366234624 (0x800632000) mprotect(0x80071d000,4096,PROT_READ|PROT_WRITE|PROT_EXEC) = 0 (0x0) mprotect(0x80071d000,4096,PROT_READ|PROT_EXEC) = 0 (0x0) mmap(0x80081d000,118784,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_FIXED,3,0xeb000) = 34368245760 (0x80081d000) mmap(0x80083a000,94208,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_FIXED|MAP_ANON,-1,0x0) = 34368364544 (0x80083a000) close(3) = 0 (0x0) sysarch(0x81,0x7fffffffe610,0x80052a088,0x0,0xffffffffffd02c90,0x7fffffffe368) = 0 (0x0) mmap(0x0,288,PROT_READ|PROT_WRITE,MAP_ANON,-1,0x0) = 34365165568 (0x80052d000) munmap(0x80052d000,288) = 0 (0x0) mmap(0x0,41776,PROT_READ|PROT_WRITE,MAP_ANON,-1,0x0) = 34365165568 (0x80052d000) munmap(0x80052d000,41776) = 0 (0x0) __sysctl(0x7fffffffe5c0,0x2,0x80083b360,0x7fffffffe5b8,0x0,0x0) = 0 (0x0) sigprocmask(SIG_BLOCK,SIGHUP|SIGINT|SIGQUIT|SIGKILL|SIGPIPE|SIGALRM|SIGTERM|SIGURG|SIGSTOP|SIGTSTP|SIGCONT|SIGCHLD|SIGTTIN|SIGTTOU|SIGIO|SIGXCPU|SIGXFSZ|SIGVTALRM|SIGPROF|SIGWINCH|SIGINFO|SIGUSR1|SIGUSR2,0x0) = 0 (0x0) sigprocmask(SIG_SETMASK,0x0,0x0) = 0 (0x0) __sysctl(0x7fffffffe620,0x2,0x80083f3c8,0x7fffffffe638,0x0,0x0) = 0 (0x0) __sysctl(0x7fffffffe180,0x2,0x80084dff8,0x7fffffffe178,0x0,0x0) = 0 (0x0) __sysctl(0x7fffffffe1c0,0x2,0x7fffffffe1dc,0x7fffffffe1d0,0x0,0x0) = 0 (0x0) readlink("/etc/malloc.conf",0x7fffffffe210,1024) ERR#2 'No such file or directory' issetugid(0x8007151b5,0x7fffffffe210,0x0,0x2,0xffffff003bc7e000,0x7fffffffe1f8) = 0 (0x0) __sysctl(0x7fffffffe110,0x2,0x7fffffffe12c,0x7fffffffe120,0x0,0x0) = 0 (0x0) mmap(0x0,4096,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANON,-1,0x0) = 34365165568 (0x80052d000) mmap(0x0,2097152,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANON,-1,0x0) = 34368458752 (0x800851000) munmap(0x800851000,716800) = 0 (0x0) munmap(0x800a00000,331776) = 0 (0x0) __getcwd(0x800901400,1024) ERR#20 'Not a directory' stat("/",{mode=drwxr-xr-x ,inode=2,size=512,blksize=4096}) = 0 (0x0) lstat(".",{mode=dr-xr-xr-x ,inode=2,size=2,blksize=4096}) = 0 (0x0) stat("..",{mode=dr-xr-xr-x ,inode=1,size=3,blksize=4096}) = 0 (0x0) open("..",O_NONBLOCK,035277024500) = 3 (0x3) fstat(3,{mode=dr-xr-xr-x ,inode=1,size=3,blksize=4096}) = 0 (0x0) fcntl(3,F_SETFD,FD_CLOEXEC) = 0 (0x0) fstatfs(0x3,0x7fffffffe420,0x0,0x0,0x60,0x7fffffffe3d8) = 0 (0x0) fstat(3,{mode=dr-xr-xr-x ,inode=1,size=3,blksize=4096}) = 0 (0x0) getdirentries(0x3,0x80090b000,0x1000,0x8009090a8,0xffffff003bc7e000,0x7fffffffe6b8) = 44 (0x2c) lseek(3,0x0,SEEK_SET) = 0 (0x0) close(3) = 0 (0x0) lstat("../",{mode=dr-xr-xr-x ,inode=1,size=3,blksize=4096}) = 0 (0x0) stat("../..",{mode=drwxr-xr-x ,inode=3,size=89,blksize=4096}) = 0 (0x0) open("../..",O_NONBLOCK,035277024500) = 3 (0x3) fstat(3,{mode=drwxr-xr-x ,inode=3,size=89,blksize=4096}) = 0 (0x0) fcntl(3,F_SETFD,FD_CLOEXEC) = 0 (0x0) fstatfs(0x3,0x7fffffffe420,0x0,0x0,0x60,0x7fffffffe3d8) = 0 (0x0) fstat(3,{mode=drwxr-xr-x ,inode=3,size=89,blksize=4096}) = 0 (0x0) getdirentries(0x3,0x80090b000,0x1000,0x8009090a8,0xffffff003bc7e000,0x7fffffffe6b8) = 1772 (0x6ec) getdirentries(0x3,0x80090b000,0x1000,0x8009090a8,0xffffff003bc7e000,0x7fffffffe698) = 0 (0x0) lseek(3,0x0,SEEK_SET) = 0 (0x0) close(3) = 0 (0x0) pwd: write(2,"pwd: ",5) = 5 (0x5) .write(2,".",1) = 1 (0x1) : write(2,": ",2) = 2 (0x2) No such file or directory write(2,"No such file or directory\n",26) = 26 (0x1a) process exit, rval = 1 % >How-To-Repeat: cd .zfs/snapshot /bin/pwd >Fix: >Release-Note: >Audit-Trail: >Unformatted: