Cannot Open /dev/urandom
Entries (RSS)Comments (RSS)Profile Tags .NET .NET FrameWork Active Directory Altiris Apple Automation Manager Citrix Dell Delphi Excel Exchange Exchange2003 Exchange2010 Hack HP iOS Java LinkedIn Linux Lync MSI Office Office 2010 Still in the x86 realm, let us discuss how to reset the root password using a rescue CD (or DVD, if one exists). Then I used the cfdisk tool (sudo cfdisk /dev/sda) to view the partitions:I assumed I needed sda2 so I mounted this partition:Shell # sudo su # mkdir /mnt/va # mount /dev/sda2 mark bower tz (thomas-mich) wrote on 2010-01-01: #12 "did not work" is not a bug report. this contact form
See this http://manpages.ubuntu.com/manpages/hardy/man1/padsp.1.html share|improve this answer edited Dec 28 '13 at 20:05 answered May 26 '13 at 4:38 pinkpanther 2,9231134 edited out the potentially damaging code. Privacy - Terms of Service - Questions or Comments Remko Weijnen's Blog (Remko's Blog)About Virtualization, VDI, SBC, Application Compatibility and anything else I feel likeHomeDownloadsAbout Remko Weijnen and this blogContactReset Root GNU/LinuxLinux was originally developed as a free operating system for Intel x86–based personal computers, but has since been ported to more computer hardware platforms. The following is an example of such failure in a chroot-ed environment.
Thank you in advance! Scott James Remnant (Canonical) (canonical-scott) wrote on 2009-05-14: #6 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Format: 1.8 Date: Thu, 14 May 2009 09:44:33 +0100 Source: udev Binary: udev udev-udeb libvolume-id1 libvolume-id-dev In this example, a user tries to change root passwd of chroot-ed system. In the meantime: > If not, where he is supposed to add: > KERNEL=="rfcomm*", GROUP="dialout" > Create a file in /etc/udev/rules.d - e.g. "rfcomm.rules" and paste this into it.
Please help. Most things in /dev don't exist - check but I think /dev is mounted and populated by udev and other programs with nodes as the system finds devices. Not the answer you're looking for? So I installed rng-tools and tried following these instructions: http://serverfault.com/questions/214605/gpg-not-enough-entropy When I am logged in as root, and try to run rngd -r /dev/urandom I get the following error: can't open
reboot, ls cmd, FILE reverts to original permissions, ie "crw-rw----" . passwd: Authentication token manipulation error dreambox:/# Here is how to solve this issue: 1. That is what the "c" in crwx... http://www.cyberciti.biz/faq/read_urandom-devurandom-open-failed-no-such-file-or-directory/ namely i added the following line to the rc.local files located at /etc/ and /etc/init.d/: "sudo chown usernames: users /dev/rfcomm0".
If so, what was the error message? and by the way, thanks for hanging in with me to try and hit on a solution. Log message: --> WvDial: Internet dialer version 1.60 --> Cannot open /dev/rfcomm0: Permission denied --> Cannot open /dev/rfcomm0: Permission denied --> Cannot open /dev/rfcomm0: Permission denied s -l /dev/rfcomm0 crw-rw---- 1 It includes many basic building blocks used in Hardware (FPGA/ASIC) design.
i set all the permissions to rwx on the /dev/rfcomm0 file believing that might help. http://askubuntu.com/questions/30115/root-cannot-access-dev-urandom sorry, pretty old - 10 years old - DELL C400. i see that BlueSoleil under XP sets up on COM port 4 if that means anything? Another recommendation after mounting the root partition is to chroot to the mount point. # mount /dev/sda1 /mnt # chroot /mnt /bin/bash # passwd Changing password for root New password: Reenter
its almost like the mailbox isn't working :S I have read through many posts and still have no idea what is causing the problem.. http://scriptkeeper.net/cannot-open/cannot-open-etc-hosts-allow-too-many-open-files.html It's free: ©2000-2016 nixCraft. Unfortunately, firewalls sometimes rate [...]My Android App: Tamil Daily Calendar Tamil Daily Calendar is my free Android App to view scanned image of daily calendar sheet. What was Stan Lee's character reading on the bus in Doctor Strange How do fonts work in LaTeX?
if you want to contact me directly, i can be reached via great [dot] dilla [at] gmail [dot] com. When undefined, -o defaults to /dev/random. –ændrük Mar 12 '11 at 22:47 /var/log/messages is empty. –Darren Newton Mar 13 '11 at 14:55 add a comment| Your Answer draft The rfcomm connect command above will initiate the connection to the printer. (you may also need the -r switch on rfcomm command line for the printer to work) mark bower (mjbower) navigate here Thank you!
Do you have the device in the /etc/bluetooth/rfcomm.conf file? but i cant recieve anything.. It runs from supercomputers to embedded devices like phone.
Also did you try "sudo ps ax | grep rfcomm"?
asked 5 years ago viewed 3217 times active 5 years ago Related 0Root access issues - how do others manage this?1Run jnlp applications with root permissions1permission to write in root/usr/share/kde4/apps5root folder How to gain confidence with new "big" bike? Can clients learn their time zone on a network configured using RA? This program must automatically create /dev/rfcomm0.
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I think it was gone with 10.04. mark bower (mjbower) wrote on 2010-01-01: #13 the commands (hcitool, sdptool search sp
S 0:00 cat /dev/rfcomm0 4674 ? Share This (top of page) Filed under: how-to, linux, security, solaris 2 comments: Post a Comment Newer Post Older Post Subscribe to: Post Comments (Atom) Related Content ABOUT RECENT RANDOM the Raspberry PiRaspberry Pi is an revolutionary board hackable for any purpose you imagine. perhaps i have not entered the lines correctly or correct syntax?
what does the cmd line entry look like to "show what krfcommd is pointing at"? And/or "strace cat /dev/rfcomm0" mark bower (mjbower) wrote on 2010-01-03: #26 Download full text (7.3 KiB) o.k., below are all of the outputs that may help you to see what is It is a typo mistake. "bind" should be preceded with two hyphens as shown below: # mount -bind /dev /mnt/newroot/dev toolman February 10, 2007 at 6:55 am This isn't quite correct, In any case, /dev/random is the correct one; /dev/urandom doesn't have a kernel interface for adding entropy, which is why the open fails (not even root can force the kernel to
Also try "cat /dev/rfcomm0" and/or "wc /dev/rfcomm0" to see if they give errors.