Questions tagged [bug]
The bug tag has no usage guidance.
32
questions
21
votes
3
answers
2k
views
What is the Rowhammer DRAM bug and how should I treat it?
DRAM chips are very tightly packed. Research has shown that neighboring bits can be flipped at random.
What is the probability of the bug triggering at random in a server-grade DRAM chip with ECC (...
- 1,090
6
votes
3
answers
12k
views
Broken BIOS detected, complain to your hardware vendor. WTF?
This is what I found in dmesg on my new Fedora 16 instalation on new HP ProLiant DL320 G6
[ 0.130963] Performance Events: PEBS fmt1+, Westmere events, Broken BIOS detected, complain to your ...
- 5,278
4
votes
2
answers
2k
views
free reports bogus amount of swap used
The swap used reported by free is very high.
[root@rhel6 ~]# free -m
total used free shared buffers cached
Mem: 9892 9537 354 0 ...
- 193
3
votes
2
answers
184
views
Where can I report an issue with ASP.NET Browsers File?
While working with an ASP.NET application on Chrome for Android I discovered that Request.Browser.Cookies returns False for that browser (despite the browser supporting cookies). Based on what I've ...
- 240
3
votes
1
answer
550
views
What was happening in this Let's Encrypt CAA bug? [closed]
Recently, Let's Encrypt shared this bug that occured in their systems leading to certificate issues to their clients. They describe the bug this way:
The bug: when a certificate request contained N ...
- 141
3
votes
1
answer
287
views
Bug in diff: wrong output for one-character files without newline [closed]
Consider this:
echo -n a > /tmp/a
echo -n b > /tmp/b
diff -B /tmp/a /tmp/b
Clearly, the two files are different, yet, diff seems to think that the files are identical. I've managed to ...
- 133
3
votes
1
answer
4k
views
Blue Screen, unexpected shutdown on Windows Server 2012! (APC_INDEX_MISMATCH)
We have 2 new servers set up to allow remote desktop sessions throughout the warehouse. Intermittently we get complaints that the session has stopped working or has frozen. When we check the servers ...
- 31
3
votes
0
answers
362
views
BUG message on xenserver 6.5 - bad memory?
Several times a day I receive the following error in /var/log/messages. The server hangs and requires a reboot to respond again:
Feb 1 13:44:54 xenserver-abfuqvrs kernel: [35023.166776] BUG: unable ...
- 58
2
votes
2
answers
2k
views
MySQL allows entry without Password [duplicate]
I have configured my MySQL Database to require passwords on all users, even root from the machine itself.
Now I discovered that there are empty Users in my Database
Reproduce: mysql -u root -p and ...
- 23
2
votes
2
answers
15k
views
How to configure IPsec (strongswan) interface, so that only assigned interface gets virtual ip?
I have already used this configuration a bunch of times and I haven't had this problem before. Basically I establish the tunnel connection, but after connecting (with swanctl --initiate --child ...
2
votes
2
answers
2k
views
libxml2 on CentOS 5.9
I'm having problems with a CentOS 5.9 web server running php sites. Apparently libxml2 2.6.26-2.1.21.el5_9.2 has a known bug, but there doesn't seem like they've put the newer release into the repo's, ...
- 23
1
vote
1
answer
72
views
Apache, Accessing files as a directory, Bug?
I found a problem with my Apache webserver:
Suppose I ONLY HAVE ONE file on my website (index.php):
example.com/index.php
When I access the URL using this way:
example.com/index.php/abc
or
...
- 111
1
vote
1
answer
956
views
Networking / Multipath dropping
I'm having problem with few linux boxes running xen. They are acting as hypervisors and they are connected to SAN using multipath setup to provide storage to guest vms.
Every now and then one of two ...
- 43
1
vote
1
answer
688
views
Workaround for Tomcat 9.0.46 (bug 65308) - NPE in JNDIRealm
Anyone been hit by the NPE bug when using JNDIRealm/ActiveDirectory in Tomcat 9.0.46 and have a workaround?
Context
I had to upgrade from 9.0.43 due to a concurrency bug where the socket input stream ...
1
vote
1
answer
360
views
Shellshock protection in Rackspace Ubuntu
I am trying to update my Ubuntu 13.10 servers in Rackspace to avoid Shellshock bug, but it is not working. Here is what I am doing:
$ sudo apt-get update && sudo apt-get install --only-...
- 823
1
vote
0
answers
55
views
CTRL down on reconnect - Is this a bug in Remote Desktop?
I stumbled upon a weird problem when using RDP and it seems to be reproducible in my environment:
Connect (in my case from Windows 7) to a remote Windows system (here Windows 2012)
Open up a browser (...
- 214
1
vote
0
answers
102
views
Ubuntu 17.4 not reachable over lan after login
I'm hosting a website on nginx to upload/download zip files over LAN.
I switched to Nginx and Ubuntu 17.4 and there worked too but just for a minute, then the server become not reachable for any PC ...
- 11
0
votes
2
answers
141
views
Centos - How to avoid bugged yum updates
I'm running a Centos server, and i've had issue with bugged yum updates. Currently i have a cron job, which does a yum update every 3 months, but sometimes i get an update with a bug in it, that ...
- 15
0
votes
1
answer
91
views
Dovecot + Sieve - match is false when it is clearly true
Dovecot version 2.3.16 (7e2e900c1a)
Ok I have a problem with this:
if address :is :domain "From" "test.net" { fileinto "INBOX/Test"; stop; }
And the thing is that this is ...
- 61
0
votes
1
answer
789
views
Bug in Mailman version 2.1.18-1
In their zeal to counter spam, both AOL.com and Yahoo.com - and possibly some other big players - changed their email reception policies which effectively cut off their customer's ability to receive ...
- 1,298
0
votes
2
answers
5k
views
Apache returns default page instead my content
My web site works perfect, but sometimes apache returns default html page:
It works!
This is the default web page for this server.
The web server software is running but no content has been added, ...
- 111
0
votes
2
answers
3k
views
Sometimes Tomcat doesn't re-deploy on startup
The infamous rm -rf command is something we would rather avoid in Production, even if it's scripted. So if you have a war file named mywebapp.war and a directory its deployed to under webapps/ that is ...
- 503
0
votes
0
answers
55
views
Very strange behavior of OpenVPN between two sites
We've got a OpenVPN configured with layer2.
It is connected to a BGP router which announces a /24 IPv4 and a /29 IPv6. The purpose of the VPN is to redistribute IPv4 and IPv6.
However, recently I have ...
0
votes
2
answers
5k
views
How can I avoid the error TCP_MISS_ABORTED/000 when uploading files through squid?
While uploading big files, > 10MB, through a squid V5.6, I noticed that they failed and/or were retried.
The error has been logged multiple times in the logs:
1671092710.452 423 ::1 ...
- 137
0
votes
0
answers
3k
views
I cannot start an AWS task: CannotPullContainerError
My own image public.ecr.aws/f6q1r4v8/amazonlinuxwithshell:latest fails to start on AWS (FARGATE) in a very weird way:
Last status
Stopped
Stopped reason
CannotPullContainerError: inspect image has ...
- 312
0
votes
1
answer
116
views
cat an file programs fail to acess a file but vi works properly (Debian)
I have getting some problems with my system after a bad reset via ctrl+alt+del. Since then errors related to ACPI and ata6 are reported. Trying to get a solution to this (in a savage way:I am n00b), I ...
- 103
0
votes
0
answers
2k
views
Ubuntu 18.04 LTS detects there is an MDS CPU bug present and SMT on, data leak possible. what do I do about it?
On examining my system log I found the following entry:
Oct 23 10:38:00 kernel: [0.xxxx] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/...
- 1
0
votes
1
answer
294
views
cron recently ignores changes to /etc/crontab
Cron recently started to ignore any changes to /etc/crontab. Cron's mail works for the older entries. Restarting cron with sudo systemctl restart cron has no effect. I did not install new packages ...
- 1
0
votes
0
answers
56
views
Unable to load PHP files from second server directory
My server has a root directory which is /home/forge/example.com/current/ionic/www and a secondary API PHP directory, located /home/forge/example.com/current/public.
When the user browses to example....
- 133
0
votes
0
answers
79
views
Website gets stop responding on a particular time
I have a site running on shared hosting with the following configurations
Apache Version : 2.2.34
PHP Version :5.6.31
MySQL Version : 5.6.33-79.0
Architecture : ...
-1
votes
1
answer
2k
views
Amazon linux package conflict [closed]
I was trying install php55-fpm on amazon linux, but there is a package conflict with php-common. How solve this issue ?
[ec2-user@ip-10-0-12-54 ~]$ sudo yum install php55-fpm
Loaded plugins: ...
-2
votes
1
answer
2k
views
Server Crashes randomly [closed]
I have a problem, VM server 2008 R2 SP1 , running citrix is randomly crhasing, in event log I found following:
The computer has rebooted from a bugcheck. The bugcheck was: 0x0000003b (...
- 139