Skip to content

Label soft_offline_page with memory_offline_page_t #2890

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Draft
wants to merge 2 commits into
base: rawhide
Choose a base branch
from
Draft

Label soft_offline_page with memory_offline_page_t #2890

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
a89951a
Label soft_offline_page with memory_offline_page_t
zpytela Sep 26, 2025
3e340ad
Allow rasdaemon write to soft_offline_page
zpytela Sep 29, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
1 change: 1 addition & 0 deletions policy/modules/contrib/rasdaemon.te
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,7 @@ dev_read_raw_memory(rasdaemon_t)
dev_rw_sysfs(rasdaemon_t)
dev_read_urand(rasdaemon_t)
dev_rw_cpu_microcode(rasdaemon_t)
dev_write_memory_offline_page(rasdaemon_t)

corecmd_exec_bin(rasdaemon_t)

Expand Down
23 changes: 23 additions & 0 deletions policy/modules/kernel/devices.if
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -5180,6 +5180,29 @@ interface(`dev_relabel_cpu_online',`
allow $1 cpu_online_t:file relabel_file_perms;
')

########################################
## <summary>
## Write memory offline page.
## </summary>
## <desc>
## <p>
## Allow the specified domain write to /sys/devices/system/memory/soft_offline_page
## </p>
## </desc>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`dev_write_memory_offline_page',`
gen_require(`
type memory_offline_page_t;
')

dev_search_sysfs($1)
allow $1 memory_offline_page_t:file read_file_perms;
')

########################################
## <summary>
Expand Down
8 changes: 7 additions & 1 deletion policy/modules/kernel/devices.te
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ attribute device_node;
attribute memory_raw_read;
attribute memory_raw_write;
attribute devices_unconfined_type;
attribute sysfs_type;

#
# device_t is the type of /dev.
Expand Down Expand Up @@ -383,10 +384,15 @@ files_mountpoint(sysfs_t)
fs_type(sysfs_t)
genfscon sysfs / gen_context(system_u:object_r:sysfs_t,s0)

type cpu_online_t;
type cpu_online_t, sysfs_type;
files_type(cpu_online_t)
dev_associate_sysfs(cpu_online_t)

type memory_offline_page_t, sysfs_type;
files_type(memory_offline_page_t)
#dev_associate_sysfs(memory_offline_page_t)
genfscon sysfs /devices/system/memory/soft_offline_page gen_context(system_u:object_r:memory_offline_page_t,s0)

#
# Type for /dev/tmc_etb[0-9]+ /dev/tmc_etf[0-9]+ /dev/tmc_etr[0-9]+
#
Expand Down