On Mon, 25 Sep 2023, Eric W. Biederman wrote:
Implement a helper elf_load that wraps elf_map and performs all of the necessary work to ensure that when "memsz > filesz" the bytes described by "memsz > filesz" are zeroed. Link: https://lkml.kernel.org/r/20230914-bss-alloc-v1-1-78de67d2c6dd@xxxxxxxxxxxxxx Reported-by: Sebastian Ott <sebott@xxxxxxxxxx> Reported-by: Thomas Weißschuh <linux@xxxxxxxxxxxxxx> Signed-off-by: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx> --- fs/binfmt_elf.c | 111 +++++++++++++++++++++--------------------------- 1 file changed, 48 insertions(+), 63 deletions(-) Can you please test this one?
That one did the trick! The arm box booted successful, ran the binaries that were used for the repo of this issue, and ran the nolibc compiled binaries from kselftests that initially triggered the loader issues. Thanks, Sebastian