liusdu

seize: check process status before seizing it.

16

Ptrace() hangs forever when seizing stopped & frozen process. So when using cgroup freezer to freeze process, we should check whether process is stopped or not before seizing it. references:...

libct/cg: skip hidden ones when parsing cgroup mounts

3

According to [1], "If a new mount is stacked on top of a previous existing mount, at pathname P, then the parent of the new mount is the previous mount...

irmap: duplicate string in irmap_scan_path_add

1

Duplicate string in irmap_scan_path_add, otherwise it will free before parsing next configuration input.

uffd: Disable image deduplication after fork

3

After a fork, both the child and parent processes may trigger a page fault (#PF) at the same virtual address, referencing the same position in the page image. If deduplication...