You can only log in to the affected system after you have accessed the IBM network, i.e. when you are inside the firewall. VPN access can be granted (I believe) to whoever is assignde to fix this bug.
** Attachment added: "How to log in to the affected system" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1952185/+attachment/5545944/+files/howto-embedded-arm-3.tar.z -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1952185 Title: Embedded ARM64 crash trying to zero-fill an 8GB ramdisk Status in linux package in Ubuntu: Invalid Bug description: ---Problem Description--- Kernel crash when setting up ramdisk on embedded ARM Contact Information = Chris Ward t...@uk.ibm.com Mohit Kapur moh...@us.ibm.com ---Additional Hardware Info--- Embedded ARM with FPGA ---uname output--- Linux cuttlefisharm1 5.4.0-xilinx-v2020.2 #1 SMP Thu Nov 18 18:44:45 UTC 2021 aarch64 aarch64 aarch64 GNU/Linux Machine Type = IBM Research internal processor based on xilinx ---System Hang--- Unresponsive. Power cycle reclaims ---Debugger--- A debugger is not configured ---Steps to Reproduce--- Boot the system. Try dd if=/dev/zero of=/dev/ram0 bs=... count=... A small ramdisk works and gives the expected error when trying to write 8G of data into an 8M ramdisk. tjcw@cuttlefisharm1:~$ sudo dd if=/dev/zero of=/dev/ram0 bs=4096 count=1048576 [sudo] password for tjcw: dd: error writing '/dev/ram0': No space left on device 2049+0 records in 2048+0 records out 8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.0531788 s, 158 MB/s tjcw@cuttlefisharm1:~$ A 2GB ramdisk works, a 4GB ramdisk causes a crash To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1952185/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp