** Description changed: The bug is intermittent and happens during shutdown process, prevents computer from shutting down. May be reproducible more often on certain hardware and certain kernel versions. + + Pre-condition: main network connection should be enabled for all users + of the computer, even if there's just one. Reproduction steps: 1) start a wireguard connection, 2) proceed with shutting down the computer, 3) observe parts of the memory traces on the screen, 4) shutdown process is interrupted. Expected behavior: Normal shutdown without errors and interruptions. See also attached dmesg.txt file containing the kernel log. $ uname -a Linux elnath 6.11.0-9-generic #9-Ubuntu SMP PREEMPT_DYNAMIC Mon Oct 14 13:19:59 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux $ lsb_release -cr Release: 24.10 Codename: oracular Previous release 24.04LTS Noble is also affected. In fact the issue can be observed even more often.
** Description changed: The bug is intermittent and happens during shutdown process, prevents computer from shutting down. May be reproducible more often on certain hardware and certain kernel versions. - Pre-condition: main network connection should be enabled for all users - of the computer, even if there's just one. + Pre-condition: + main network connection should be enabled for all users of the computer, even if there's just one. Reproduction steps: 1) start a wireguard connection, 2) proceed with shutting down the computer, 3) observe parts of the memory traces on the screen, 4) shutdown process is interrupted. Expected behavior: Normal shutdown without errors and interruptions. See also attached dmesg.txt file containing the kernel log. $ uname -a Linux elnath 6.11.0-9-generic #9-Ubuntu SMP PREEMPT_DYNAMIC Mon Oct 14 13:19:59 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux $ lsb_release -cr Release: 24.10 Codename: oracular Previous release 24.04LTS Noble is also affected. In fact the issue can be observed even more often. -- 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/2086818 Title: Null pointer dereference in wireguard module during shutdown Status in linux package in Ubuntu: New Bug description: The bug is intermittent and happens during shutdown process, prevents computer from shutting down. May be reproducible more often on certain hardware and certain kernel versions. Pre-condition: main network connection should be enabled for all users of the computer, even if there's just one. Reproduction steps: 1) start a wireguard connection, 2) proceed with shutting down the computer, 3) observe parts of the memory traces on the screen, 4) shutdown process is interrupted. Expected behavior: Normal shutdown without errors and interruptions. See also attached dmesg.txt file containing the kernel log. $ uname -a Linux elnath 6.11.0-9-generic #9-Ubuntu SMP PREEMPT_DYNAMIC Mon Oct 14 13:19:59 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux $ lsb_release -cr Release: 24.10 Codename: oracular Previous release 24.04LTS Noble is also affected. In fact the issue can be observed even more often. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2086818/+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
