From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heinz Diehl Subject: Re: [BUG] object: is not initialized, yet kobject_put() is being called Date: Tue, 21 Sep 2010 17:09:00 +0200 Message-ID: <20100921150900.GA6801@fritha.org> References: <20100812113624.GB1591@arch.tripp.de> <20100812114513.GA1584@arch.tripp.de> <20100812115657.GA1611@arch.tripp.de> <20100812130411.GA1626@arch.tripp.de> <4C63F285.8070801@signal11.us> <20100812164035.GB6761@fritha.org> <20100920181100.GA12295@fancy-poultry.org> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="cvVnyQ+4j833TQvp" Return-path: Received: from moutng.kundenserver.de ([212.227.17.8]:52907 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755852Ab0IUPJI (ORCPT ); Tue, 21 Sep 2010 11:09:08 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Jiri Kosina Cc: Heinz Diehl , Alan Ott , Markus Trippelsdorf , linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux-input@vger.kernel.org, Arnd Bergmann --cvVnyQ+4j833TQvp Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On 21.09.2010, Jiri Kosina wrote: > This seems like a completely different problem -- apcupsd is not finding > the UPS, yes, but kernel doesn't WARN/BUG here, so it seems like similar > symptoms, but very likely a different cause. Hmm, I just don't know. > Could you perhaps strace apcupsd to see what it is doing before it fails? Yes, of course. The output is attached this mail. --cvVnyQ+4j833TQvp Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="apcupsd.strace.txt" ;; This buffer is for notes you don't want to save, and for Lisp evaluation. ;; If you want to create a file, visit that file with C-x C-f, ;; then enter the text in that file's own buffer. liesel:/var/log # strace apcupsd execve("/usr/sbin/apcupsd", ["apcupsd"], [/* 92 vars */]) = 0 brk(0) = 0x8ba000 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff1a3299000 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff1a3298000 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=139747, ...}) = 0 mmap(NULL, 139747, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7ff1a3275000 close(3) = 0 open("/lib64/libwrap.so.0", O_RDONLY) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\00006\0\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=42016, ...}) = 0 mmap(NULL, 2139528, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff1a2e72000 fadvise64(3, 0, 2139528, POSIX_FADV_WILLNEED) = 0 mprotect(0x7ff1a2e7b000, 2093056, PROT_NONE) = 0 mmap(0x7ff1a307a000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x8000) = 0x7ff1a307a000 mmap(0x7ff1a307c000, 1416, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ff1a307c000 close(3) = 0 open("/lib64/libpthread.so.0", 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\20X\0\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=130284, ...}) = 0 mmap(NULL, 2208624, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff1a2c56000 fadvise64(3, 0, 2208624, POSIX_FADV_WILLNEED) = 0 mprotect(0x7ff1a2c6c000, 2097152, PROT_NONE) = 0 mmap(0x7ff1a2e6c000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x16000) = 0x7ff1a2e6c000 mmap(0x7ff1a2e6e000, 13168, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ff1a2e6e000 close(3) = 0 open("/usr/lib64/libnetsnmp.so.15", 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\0\211\1\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=685760, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff1a3274000 mmap(NULL, 2994464, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff1a297a000 fadvise64(3, 0, 2994464, POSIX_FADV_WILLNEED) = 0 mprotect(0x7ff1a2a1d000, 2097152, PROT_NONE) = 0 mmap(0x7ff1a2c1d000, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xa3000) = 0x7ff1a2c1d000 mmap(0x7ff1a2c21000, 213280, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ff1a2c21000 close(3) = 0 open("/lib64/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\240\346\1\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=1406248, ...}) = 0 mmap(NULL, 3506872, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff1a2621000 fadvise64(3, 0, 3506872, POSIX_FADV_WILLNEED) = 0 mprotect(0x7ff1a2770000, 2097152, PROT_NONE) = 0 mmap(0x7ff1a2970000, 20480, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x14f000) = 0x7ff1a2970000 mmap(0x7ff1a2975000, 17080, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ff1a2975000 close(3) = 0 open("/usr/lib64/libcrypto.so.0.9.8", 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\251\6\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0555, st_size=6043624, ...}) = 0 mmap(NULL, 3724088, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff1a2293000 fadvise64(3, 0, 3724088, POSIX_FADV_WILLNEED) = 0 mprotect(0x7ff1a23f8000, 2093056, PROT_NONE) = 0 mmap(0x7ff1a25f7000, 155648, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x164000) = 0x7ff1a25f7000 mmap(0x7ff1a261d000, 13112, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ff1a261d000 close(3) = 0 open("/lib64/libdl.so.2", 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\360\r\0\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=14872, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff1a3273000 mmap(0x7ff1a261d000, 13112, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ff1a261d000 close(3) = 0 open("/lib64/libdl.so.2", 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\360\r\0\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=14872, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff1a3273000 mmap(NULL, 2109696, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff1a208f000 fadvise64(3, 0, 2109696, POSIX_FADV_WILLNEED) = 0 mprotect(0x7ff1a2091000, 2097152, PROT_NONE) = 0 mmap(0x7ff1a2291000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0x7ff1a2291000 close(3) = 0 open("/lib64/libz.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`\"\0\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=88704, ...}) = 0 mmap(NULL, 2183728, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff1a1e79000 fadvise64(3, 0, 2183728, POSIX_FADV_WILLNEED) = 0 mprotect(0x7ff1a1e8e000, 2093056, PROT_NONE) = 0 mmap(0x7ff1a208d000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x14000) = 0x7ff1a208d000 close(3) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff1a3272000 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff1a3271000 arch_prctl(ARCH_SET_FS, 0x7ff1a32716f0) = 0 open("/dev/urandom", O_RDONLY) = 3 read(3, "Z\27\271\37\20\347\f|", 8) = 8 close(3) = 0 mprotect(0x7ff1a208d000, 4096, PROT_READ) = 0 mprotect(0x7ff1a2291000, 4096, PROT_READ) = 0 mprotect(0x7ff1a25f7000, 57344, PROT_READ) = 0 mprotect(0x7ff1a2970000, 16384, PROT_READ) = 0 mprotect(0x7ff1a2c1d000, 4096, PROT_READ) = 0 mprotect(0x7ff1a2e6c000, 4096, PROT_READ) = 0 mprotect(0x7ff1a307a000, 4096, PROT_READ) = 0 mprotect(0x636000, 4096, PROT_READ) = 0 mprotect(0x7ff1a329a000, 4096, PROT_READ) = 0 munmap(0x7ff1a3275000, 139747) = 0 set_tid_address(0x7ff1a3271780) = 6763 set_robust_list(0x7ff1a3271790, 0x18) = 0 futex(0x7fffe401687c, FUTEX_WAKE_PRIVATE, 1) = 0 rt_sigaction(SIGRTMIN, {0x7ff1a2c5b6a0, [], SA_RESTORER|SA_SIGINFO, 0x7ff1a2c64a90}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {0x7ff1a2c5b730, [], SA_RESTORER|SA_RESTART|SA_SIGINFO, 0x7ff1a2c64a90}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM_INFINITY}) = 0 open("/dev/null", O_RDONLY) = 3 close(3) = 0 brk(0) = 0x8ba000 brk(0x8e4000) = 0x8e4000 open("/etc/apcupsd/apcupsd.conf", O_RDONLY) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=12039, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff1a3297000 read(3, "## apcupsd.conf v1.1 ##\n# \n# fo"..., 4096) = 4096 read(3, "equired.\nPWRFAILDIR /etc/apcupsd"..., 4096) = 4096 read(3, "vents\n\n# EVENTSFILEMAX