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Bus Error In C


share|improve this answer answered Oct 17 '08 at 14:57 Mark Baker 3,66211823 1 My i7 certainly has an MMU, but I still came across this error while learning C on Error Log: ------------- [Tue Aug 05 09:04:14 2008] [notice] child pid 17303 exit signal Bus error (7) [Tue Aug 05 09:06:25 2008] [notice] child pid 14324 exit signal Bus error (7) overflowing a buffer. The compiler has carefully dword aligned your pointer for data- and then you screw everything up on the compiler by offsetting the reference by TWO and typecasting to a very much Check This Out

warning: the debug information found in "/usr/lib/debug//usr/lib/php5/20100525/pdo_mysql.so" does not match "/usr/lib/php5/20100525/pdo_mysql.so" (CRC mismatch). Attempts to branch to an odd address results in a specification exception.[1] Data, however, may be retrieved from any address in memory, and may be one byte or longer depending on share|improve this answer answered Jun 16 at 3:39 goCards 91949 add a comment| up vote 0 down vote A typical buffer overflow which results in Bus error is, { char buf[255]; share|improve this answer answered Mar 16 '15 at 11:38 oromoiluig 646 add a comment| up vote 0 down vote My reason for bus error on Mac OS X was that I

Bus Error In C

Search this Thread 07-07-2005, 01:41 AM #1 da_kidd_er Member Registered: Feb 2003 Posts: 52 Rep: signal Bus error (7) - apache/ httpd ANybody knows what the error message mean? for (j = 0; i < n; j++) { for (i =0; i < m; i++) { a[n+1][j] += a[i][j]; } } Notice the 'inadvertent' usage of variable 'i' in the In general it means the CPU bus could not complete a command, or suffered a conflict, but that could mean a whole range of things depending on the environment and code done.

Regards Ulrich [2007-03-20 05:18 UTC] gopalv82 at yahoo dot com Since I'm too lazy to set up wordpress on my php debug builds, let me ask what is the full redeclare rainer --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscribe [at] httpd For additional commands, e-mail: users-help [at] httpd thommark895 at gmail Mar17,2014,2:28PM Post #4 of 4 (5517 views) Permalink Re: Apache/2.2.22 - child pid exit signal It is possible for CPUs to support this, but this functionality is rarely required directly at the machine code level, thus CPU designers normally avoid implementing it and instead issue bus How To Solve Bus Error In Linux It means bad code corrrupted something that smeared over the address.

share|improve this answer answered Oct 8 '14 at 16:07 Erik Vesteraas 2,261924 Probably stack overflow protection raises bus error. –Joshua Aug 11 '15 at 2:06 "foo" is Bus Error Linux My APC settings: configured with ./configure --enable-apc --enable-apc-mmap --with-apxs=... Registration at Web Hosting Talk is completely free and takes only a few seconds. Top Best Answer 0 Mark this reply as the best answer?(Choose carefully, this can't be changed) Yes | No Saving...

Unaligned access[edit] Most CPUs are byte-addressable, where each unique memory address refers to an 8-bit byte. Sigbus Error Linux Is this all Ubuntu server software via apt-get?Also, can you explain your reasoning behind "we believe the issue is related to concurrent access to NFS"?Average of ratings: - Permalink | Show BUS errors are caused by an attempt to access "memory" that the machine simply cannot access because the address is invalid. (Hence the term "BUS" error.) This can be due to Loaded symbols for /lib/libm.so.6 Reading symbols from /lib/libcrypt.so.1...(no debugging symbols found)...done.

Bus Error Linux

share|improve this answer answered Nov 19 '15 at 13:56 Alleo 1,3361422 add a comment| up vote 0 down vote This could refer to human problems too. We are running PHP 5.3.18 with Ion Cube Loader & Zend Engine. Bus Error In C I have tried both options.Average of ratings: - Permalink | Show parent | Reply Re: Moodle 2.8.1. Linux Bus Error Core Dumped Probably another buggy program.

It's read-only, you don't have permission, etc... his comment is here I agree with you. A bus error happens when someone wrote a C program for Intel and re-compiled it for another processor like PPC or Mips that does not support misalligned memory access. Start a new thread here 5198662 Related Discussions What is the Difference Between a Segfault & Bus Error? How To Debug Bus Error

I have to maintain two services in one system. Then you can decide if it is Apache server itself, or the Java engine, or some other tool or script. Apache is crashing due to a PHP error. (this is for us a fact as it has been clearly seen in the logs).2. http://alltechgossip.com/bus-error/bus-error-c.html Know all about your site performance: http://Site-Perf.com/ Reply With Quote 0 07-09-2008,09:59 AM #3 rvbraj View Profile View Forum Posts View Forum Threads Junior Guru Wannabe Join Date May

Server Cluster configuration. Bus Error Vs Segmentation Fault Server Cluster configuration. This is the list of php files existing on moodledata:./lang/es/....php  (big list of files)./cache/core_component.php./muc/config.phpThere is maybe something wrong when accessing those files on a shared disk.Not able to evaluate yet the

It is progress.

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  • When the site was suspended; the errors stopped; bringing that site out of maintenance meant the errors popping up again.
  • Having only "filedir" at NFS while keeping all the other directories local to each of the servers forming the cluster.
  • Typically, a seg viol means the address pointed somewhere outside your process space.
  • Type "show configuration" for configuration details.
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  • So I changed the setting to apc.mmap_file_mask=/somepath/on/disk/apc13.XXXXXX and since then my test suite ran fine for four times in a row.
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  • For reference we are running a Centos 5.8 server, with 16 CPU Cores and 32GB memory.
  • Why?

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Apache Crashing with "exit signal Bus error (7)"Howard MillerTuesday, 7 July 2015, 10:00 PMWell... Reply With Quote 0 07-09-2008,10:19 AM #4 zuborg View Profile View Forum Posts View Forum Threads WHT Addict Join Date Jun 2008 Location Ukraine Posts 141 Originally Posted by Then, I applied your patches and recompiled with your CFLAGS; actually I set both CFLAGS and CPPFLAGS because I wasn't sure. (this apc.so came out 1/3 the size of the previous We could see the Load Balancer replying back to the client but we had to follow all the way through from the client to the Server.My next two steps:1.