Page MenuHomeVyOS Platform
Create Task
Maniphest T7887

Missing validation for the memory hugepage-count option
Closed, ResolvedPublic
Actions

Description

Now we can configure as many hugepages as we want. Even if we don't have free memory for this.

vyos@vyos# set system option kernel memory hugepage-size 2M hugepage-count 4096
[edit]
vyos@vyos# commit
[edit]
vyos@vyos# free -hm
               total        used        free      shared  buff/cache   available
Mem:           7.8Gi       4.6Gi       3.0Gi       1.8Mi       390Mi       3.2Gi
Swap:             0B          0B          0B

This changes apply only after reboot and lead to a kernel panic.

Need to ferify this parameter

Details

Version
-
Is it a breaking change?
Perfectly compatible
Issue type
Bug (incorrect behavior)

Related Objects

Event Timeline

natali-rs1985 created this task.Sep 30 2025, 12:53 PM
natali-rs1985 changed the task status from Open to Confirmed.
natali-rs1985 triaged this task as Normal priority.
pasik subscribed.Sep 30 2025, 1:33 PM
natali-rs1985 changed the task status from Confirmed to In progress.Oct 3 2025, 10:23 AM

https://github.com/vyos/vyos-1x/pull/4772

Unknown Object (User) edited projects, added VyOS 1.5 Circinus (1.5-stream-2025-Q4); removed VyOS 1.5 Circinus (1.5-stream-2025-Q3).Oct 10 2025, 8:44 AM
natali-rs1985 mentioned this in rVYOSONEXc5cac68ba5a1: T7887: system_option: Add validation for memory hugepage-count.Oct 10 2025, 7:11 PM
Restricted Repository Identity mentioned this in rVYOSONEXa1be2ee22cd0: Merge pull request #4772 from natali-rs1985/T7887.Oct 10 2025, 7:11 PM
natali-rs1985 closed this task as Resolved.Oct 22 2025, 12:24 PM
natali-rs1985 edited projects, added VyOS 1.5 Circinus (1.5-stream-2025-Q3); removed VyOS 1.5 Circinus (1.5-stream-2025-Q4).
natali-rs1985 moved this task from Need Triage to Completed on the VyOS Rolling board.
natali-rs1985 moved this task from Open to Finished on the VyOS 1.5 Circinus (1.5-stream-2025-Q3) board.
dmbaturin renamed this task from system_option: Add validation for memory hugepage-count to Missing validation for the memory hugepage-count option.Nov 13 2025, 12:16 AM
dmbaturin edited projects, added VyOS 1.5 Circinus (2025.11); removed VyOS 1.5 Circinus (1.5-stream-2025-Q3), VyOS Rolling.