Regressions in CMA allocation rework
Bug #1839395 reported by
dann frazier
This bug affects 1 person
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Fix Released
|
Undecided
|
dann frazier | ||
Disco |
Fix Released
|
Undecided
|
dann frazier |
Bug Description
Introduced by the fixes for bug 1823753.
[Impact]
Crashes (as observed on a nigrogen8m device), and a potential memory leak.
[Test Case]
Regression tested only.
[Fix]
f46cc0152501e dma-contiguous: page-align the size in dma_free_
c6622a425acd1 dma-contiguous: do not overwrite align in dma_alloc_
[Regression Risk]
Bugs in CMA code could lead to device driver errors/crashes.
CVE References
Changed in linux (Ubuntu): | |
status: | Incomplete → In Progress |
Changed in linux (Ubuntu Disco): | |
status: | Incomplete → In Progress |
Changed in linux (Ubuntu): | |
assignee: | nobody → dann frazier (dannf) |
Changed in linux (Ubuntu Disco): | |
assignee: | nobody → dann frazier (dannf) |
Changed in linux (Ubuntu): | |
status: | In Progress → Fix Committed |
Changed in linux (Ubuntu Disco): | |
status: | In Progress → Fix Committed |
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This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1839395
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the Ubuntu Kernel Team.