arm: align stack in clone [BZ 28020]
authorSzabolcs Nagy <szabolcs.nagy@arm.com>
Fri, 25 Jun 2021 18:58:59 +0000 (19:58 +0100)
committerSzabolcs Nagy <szabolcs.nagy@arm.com>
Mon, 28 Jun 2021 10:35:44 +0000 (11:35 +0100)
commit3101b967874fb7d54a23f75fe93c310143e64af6
treef53cb054992f3e1703f74b0626d8ccb4534861df
parent30639e79d3370243ee5ef3a029204a4c71e15856
arm: align stack in clone [BZ 28020]

The arm PCS requires 8 byte aligned stack at function entry.
Previously unaligned stack could crash the clone child.

Fixes bug 28020.
sysdeps/unix/sysv/linux/arm/clone.S