Messages in this thread | | | Subject | Re: [PATCH bpf-next] bpf, x86: initialize the variable "first_off" in save_args() | From | patchwork-bot+netdevbpf@kernel ... | Date | Wed, 19 Jul 2023 17:00:22 +0000 |
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Hello:
This patch was applied to bpf/bpf-next.git (master) by Alexei Starovoitov <ast@kernel.org>:
On Wed, 19 Jul 2023 19:03:30 +0800 you wrote: > From: Menglong Dong <imagedong@tencent.com> > > As Dan Carpenter reported, the variable "first_off" which is passed to > clean_stack_garbage() in save_args() can be uninitialized, which can > cause runtime warnings with KMEMsan. Therefore, init it with 0. > > Fixes: 473e3150e30a ("bpf, x86: allow function arguments up to 12 for TRACING") > Cc: Hao Peng <flyingpeng@tencent.com> > Reported-by: Dan Carpenter <dan.carpenter@linaro.org> > Closes: https://lore.kernel.org/bpf/09784025-a812-493f-9829-5e26c8691e07@moroto.mountain/ > Signed-off-by: Menglong Dong <imagedong@tencent.com> > > [...]
Here is the summary with links: - [bpf-next] bpf, x86: initialize the variable "first_off" in save_args() https://git.kernel.org/bpf/bpf-next/c/492e797fdab2
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