Re: [PATCH] powerpc/bpf: fix write protecting JIT code

On Mon, 25 Oct 2021 11:26:49 +0530, Hari Bathini wrote:

Running program with bpf-to-bpf function calls results in data access exception (0x300) with the below call trace:

[c000000000113f28] bpf_int_jit_compile+0x238/0x750 (unreliable)
[c00000000037d2f8] bpf_check+0x2008/0x2710
[c000000000360050] bpf_prog_load+0xb00/0x13a0
[c000000000361d94] __sys_bpf+0x6f4/0x27c0
[c000000000363f0c] sys_bpf+0x2c/0x40
[c000000000032434] system_call_exception+0x164/0x330
[c00000000000c1e8] system_call_vectored_common+0xe8/0x278

[...]

Applied to powerpc/next.

[1/1] powerpc/bpf: fix write protecting JIT code https://git.kernel.org/powerpc/c/44a8214de96bafb5210e43bfa2c97c19bf75af3d

cheers