bpf: Add bpf_copy_from_user_task_str kfunc #42998

Job	Run time
set-matrix	5s
s390x-gcc / build-release	0s
aarch64-gcc / build-release	0s
x86_64-gcc / build-release	0s
aarch64-gcc / build / build for aarch64 with gcc	7m 23s
s390x-gcc / build / build for s390x with gcc	4m 19s
x86_64-gcc / build / build for x86_64 with gcc	4m 10s
x86_64-llvm-17 / build / build for x86_64 with llvm-17	4m 7s
x86_64-llvm-17 / build-release / build for x86_64 with llvm-17-O2	4m 3s
x86_64-llvm-18 / build-release / build for x86_64 with llvm-18-O2	4m 2s
x86_64-llvm-18 / build / build for x86_64 with llvm-18	3m 58s
aarch64-gcc / veristat-kernel	0s
aarch64-gcc / veristat-meta	0s
aarch64-gcc / test (test_progs, false, 360) / test_progs on aarch64 with gcc	5m 19s
aarch64-gcc / test (sched_ext, false, 360) / sched_ext on aarch64 with gcc	1m 19s
aarch64-gcc / test (test_maps, false, 360) / test_maps on aarch64 with gcc	3m 18s
aarch64-gcc / test (test_progs_no_alu32, false, 360) / test_progs_no_alu32 on aarch64 with gcc	5m 21s
aarch64-gcc / test (test_verifier, false, 360) / test_verifier on aarch64 with gcc	26s
x86_64-llvm-18 / veristat-kernel	1s
x86_64-llvm-18 / veristat-meta	1s
x86_64-llvm-18 / test	1s
s390x-gcc / test	1s
s390x-gcc / veristat-kernel	1s
s390x-gcc / veristat-meta	1s
x86_64-llvm-17 / test	1s
x86_64-llvm-17 / veristat-kernel	1s
x86_64-llvm-17 / veristat-meta	1s
x86_64-gcc / veristat-meta	1s
x86_64-gcc / veristat-kernel	1s
x86_64-gcc / test	1s
	48m 2s

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