kernel-test.yml: set memory and num_cpus for run-vmtest call

.github/workflows/kernel-test.yml

@@ -76,6 +76,8 @@ jobs:
           KERNEL_TEST: ${{ inputs.test }}
           SELFTESTS_BPF: ${{ github.workspace }}/selftests/bpf
           VMTEST_CONFIGS: ${{ github.workspace }}/ci/vmtest/configs
+          VMTEST_MEMORY: 4G
+          VMTEST_NUM_CPUS: 4
           TEST_PROGS_TRAFFIC_MONITOR: ${{ inputs.arch == 'x86_64' && 'true' || '' }}
           TEST_PROGS_WATCHDOG_TIMEOUT: 600
         with:

ci/vmtest/configs/DENYLIST

@@ -1,17 +1 @@
-# TEMPORARY
-btf_dump/btf_dump: syntax
-kprobe_multi_bench_attach
-core_reloc/enum64val
-core_reloc/size___diff_sz
-core_reloc/type_based___diff_sz
-test_ima	# All of CI is broken on it following 6.3-rc1 merge
-lwt_reroute      # crashes kernel after netnext merge from 2ab1efad60ad "net/sched: cls_api: complement tcf_tfilter_dump_policy"
-tc_links_ingress # started failing after net-next merge from 2ab1efad60ad "net/sched: cls_api: complement tcf_tfilter_dump_policy"
-xdp_bonding/xdp_bonding_features     # started failing after net merge from 359e54a93ab4 "l2tp: pass correct message length to ip6_append_data"
-tc_redirect/tc_redirect_dtime # uapi breakage after net-next commit 885c36e59f46 ("net: Re-use and set mono_delivery_time bit for userspace tstamp packets")
-migrate_reuseport/IPv4 TCP_NEW_SYN_RECV reqsk_timer_handler # flaky, under investigation
-migrate_reuseport/IPv6 TCP_NEW_SYN_RECV reqsk_timer_handler # flaky, under investigation
-connect_force_port # unreliably fails
-sockmap_ktls/sockmap_ktls disconnect_after_delete* # https://lore.kernel.org/bpf/20250415163332.1836826-1-ihor.solodrai@linux.dev/
-verif_scale_pyperf600 # llvm 20 generates code that fails verification
-arena_spin_lock # llvm 20 generates code that fails verification
+verif_scale_pyperf600

ci/vmtest/configs/DENYLIST.aarch64

@@ -1,5 +1,10 @@
-cgrp_local_storage                  # libbpf: prog 'update_cookie_tracing': failed to attach: ERROR: strerror_r(-524)=22
-core_reloc_btfgen                   # run_core_reloc_tests:FAIL:run_btfgen unexpected error: 32512 (errno 22)
-usdt/multispec                      # usdt_300_bad_attach unexpected pointer: 0x558c63d8f0
-xdp_bonding                         # whole test suite is very unstable on aarch64
-res_spin_lock_success               # flaky
+map_kptr/success-map
+ns_xsk_skb/TX_QUEUE_CONSUMER
+ns_xsk_skb/XDP_SHARED_UMEM
+send_signal/send_signal_perf
+send_signal/send_signal_perf_thread
+send_signal/send_signal_perf_remote
+send_signal/send_signal_nmi_remote
+send_signal/send_signal_perf_thread_remote
+send_signal/send_signal_nmi_thread_remote
+unpriv_bpf_disabled

ci/vmtest/configs/DENYLIST.s390x

@@ -1,13 +1,3 @@
-deny_namespace                           # not yet in bpf denylist
-tc_redirect/tc_redirect_dtime            # very flaky
-lru_bug                                  # not yet in bpf-next denylist
-# Disabled temporarily for a crash.
-# https://lore.kernel.org/bpf/c9923c1d-971d-4022-8dc8-1364e929d34c@gmail.com/
-dummy_st_ops/dummy_init_ptr_arg
-fexit_bpf2bpf
-tailcalls
-trace_ext
-xdp_bpf2bpf
-xdp_metadata
-log_buf # fails with segfault, needs investigation
-tc_edt # flaky, needs investigation
+arena_spin_lock
+map_kptr/success-map
+res_spin_lock_stress