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-rw-r--r--tools/testing/selftests/bpf/progs/verifier_bits_iter.c32
-rwxr-xr-xtools/testing/selftests/drivers/net/bonding/bond_options.sh54
-rw-r--r--tools/testing/selftests/kvm/Makefile10
-rw-r--r--tools/testing/selftests/kvm/guest_memfd_test.c2
-rw-r--r--tools/testing/selftests/kvm/lib/x86_64/vmx.c2
-rw-r--r--tools/testing/selftests/kvm/memslot_perf_test.c2
-rw-r--r--tools/testing/selftests/mm/hugetlb_dio.c12
-rw-r--r--tools/testing/selftests/net/.gitignore1
-rw-r--r--tools/testing/selftests/net/Makefile1
-rw-r--r--tools/testing/selftests/net/netlink-dumps.c110
-rw-r--r--tools/testing/selftests/tc-testing/tc-tests/filters/u32.json24
11 files changed, 238 insertions, 12 deletions
diff --git a/tools/testing/selftests/bpf/progs/verifier_bits_iter.c b/tools/testing/selftests/bpf/progs/verifier_bits_iter.c
index 156cc278e2fc..7c881bca9af5 100644
--- a/tools/testing/selftests/bpf/progs/verifier_bits_iter.c
+++ b/tools/testing/selftests/bpf/progs/verifier_bits_iter.c
@@ -57,9 +57,15 @@ __description("null pointer")
__success __retval(0)
int null_pointer(void)
{
- int nr = 0;
+ struct bpf_iter_bits iter;
+ int err, nr = 0;
int *bit;
+ err = bpf_iter_bits_new(&iter, NULL, 1);
+ bpf_iter_bits_destroy(&iter);
+ if (err != -EINVAL)
+ return 1;
+
bpf_for_each(bits, bit, NULL, 1)
nr++;
return nr;
@@ -194,15 +200,33 @@ __description("bad words")
__success __retval(0)
int bad_words(void)
{
- void *bad_addr = (void *)(3UL << 30);
- int nr = 0;
+ void *bad_addr = (void *)-4095;
+ struct bpf_iter_bits iter;
+ volatile int nr;
int *bit;
+ int err;
+
+ err = bpf_iter_bits_new(&iter, bad_addr, 1);
+ bpf_iter_bits_destroy(&iter);
+ if (err != -EFAULT)
+ return 1;
+ nr = 0;
bpf_for_each(bits, bit, bad_addr, 1)
nr++;
+ if (nr != 0)
+ return 2;
+ err = bpf_iter_bits_new(&iter, bad_addr, 4);
+ bpf_iter_bits_destroy(&iter);
+ if (err != -EFAULT)
+ return 3;
+
+ nr = 0;
bpf_for_each(bits, bit, bad_addr, 4)
nr++;
+ if (nr != 0)
+ return 4;
- return nr;
+ return 0;
}
diff --git a/tools/testing/selftests/drivers/net/bonding/bond_options.sh b/tools/testing/selftests/drivers/net/bonding/bond_options.sh
index 41d0859feb7d..edc56e2cc606 100755
--- a/tools/testing/selftests/drivers/net/bonding/bond_options.sh
+++ b/tools/testing/selftests/drivers/net/bonding/bond_options.sh
@@ -11,6 +11,8 @@ ALL_TESTS="
lib_dir=$(dirname "$0")
source ${lib_dir}/bond_topo_3d1c.sh
+c_maddr="33:33:00:00:00:10"
+g_maddr="33:33:00:00:02:54"
skip_prio()
{
@@ -240,6 +242,54 @@ arp_validate_test()
done
}
+# Testing correct multicast groups are added to slaves for ns targets
+arp_validate_mcast()
+{
+ RET=0
+ local arp_valid=$(cmd_jq "ip -n ${s_ns} -j -d link show bond0" ".[].linkinfo.info_data.arp_validate")
+ local active_slave=$(cmd_jq "ip -n ${s_ns} -d -j link show bond0" ".[].linkinfo.info_data.active_slave")
+
+ for i in $(seq 0 2); do
+ maddr_list=$(ip -n ${s_ns} maddr show dev eth${i})
+
+ # arp_valid == 0 or active_slave should not join any maddrs
+ if { [ "$arp_valid" == "null" ] || [ "eth${i}" == ${active_slave} ]; } && \
+ echo "$maddr_list" | grep -qE "${c_maddr}|${g_maddr}"; then
+ RET=1
+ check_err 1 "arp_valid $arp_valid active_slave $active_slave, eth$i has mcast group"
+ # arp_valid != 0 and backup_slave should join both maddrs
+ elif [ "$arp_valid" != "null" ] && [ "eth${i}" != ${active_slave} ] && \
+ ( ! echo "$maddr_list" | grep -q "${c_maddr}" || \
+ ! echo "$maddr_list" | grep -q "${m_maddr}"); then
+ RET=1
+ check_err 1 "arp_valid $arp_valid active_slave $active_slave, eth$i has mcast group"
+ fi
+ done
+
+ # Do failover
+ ip -n ${s_ns} link set ${active_slave} down
+ # wait for active link change
+ slowwait 2 active_slave_changed $active_slave
+ active_slave=$(cmd_jq "ip -n ${s_ns} -d -j link show bond0" ".[].linkinfo.info_data.active_slave")
+
+ for i in $(seq 0 2); do
+ maddr_list=$(ip -n ${s_ns} maddr show dev eth${i})
+
+ # arp_valid == 0 or active_slave should not join any maddrs
+ if { [ "$arp_valid" == "null" ] || [ "eth${i}" == ${active_slave} ]; } && \
+ echo "$maddr_list" | grep -qE "${c_maddr}|${g_maddr}"; then
+ RET=1
+ check_err 1 "arp_valid $arp_valid active_slave $active_slave, eth$i has mcast group"
+ # arp_valid != 0 and backup_slave should join both maddrs
+ elif [ "$arp_valid" != "null" ] && [ "eth${i}" != ${active_slave} ] && \
+ ( ! echo "$maddr_list" | grep -q "${c_maddr}" || \
+ ! echo "$maddr_list" | grep -q "${m_maddr}"); then
+ RET=1
+ check_err 1 "arp_valid $arp_valid active_slave $active_slave, eth$i has mcast group"
+ fi
+ done
+}
+
arp_validate_arp()
{
local mode=$1
@@ -261,8 +311,10 @@ arp_validate_ns()
fi
for val in $(seq 0 6); do
- arp_validate_test "mode $mode arp_interval 100 ns_ip6_target ${g_ip6} arp_validate $val"
+ arp_validate_test "mode $mode arp_interval 100 ns_ip6_target ${g_ip6},${c_ip6} arp_validate $val"
log_test "arp_validate" "$mode ns_ip6_target arp_validate $val"
+ arp_validate_mcast
+ log_test "arp_validate" "join mcast group"
done
}
diff --git a/tools/testing/selftests/kvm/Makefile b/tools/testing/selftests/kvm/Makefile
index 156fbfae940f..48645a2e29da 100644
--- a/tools/testing/selftests/kvm/Makefile
+++ b/tools/testing/selftests/kvm/Makefile
@@ -241,16 +241,18 @@ CFLAGS += -Wall -Wstrict-prototypes -Wuninitialized -O2 -g -std=gnu99 \
-Wno-gnu-variable-sized-type-not-at-end -MD -MP -DCONFIG_64BIT \
-fno-builtin-memcmp -fno-builtin-memcpy \
-fno-builtin-memset -fno-builtin-strnlen \
- -fno-stack-protector -fno-PIE -I$(LINUX_TOOL_INCLUDE) \
- -I$(LINUX_TOOL_ARCH_INCLUDE) -I$(LINUX_HDR_PATH) -Iinclude \
- -I$(<D) -Iinclude/$(ARCH_DIR) -I ../rseq -I.. $(EXTRA_CFLAGS) \
- $(KHDR_INCLUDES)
+ -fno-stack-protector -fno-PIE -fno-strict-aliasing \
+ -I$(LINUX_TOOL_INCLUDE) -I$(LINUX_TOOL_ARCH_INCLUDE) \
+ -I$(LINUX_HDR_PATH) -Iinclude -I$(<D) -Iinclude/$(ARCH_DIR) \
+ -I ../rseq -I.. $(EXTRA_CFLAGS) $(KHDR_INCLUDES)
ifeq ($(ARCH),s390)
CFLAGS += -march=z10
endif
ifeq ($(ARCH),x86)
+ifeq ($(shell echo "void foo(void) { }" | $(CC) -march=x86-64-v2 -x c - -c -o /dev/null 2>/dev/null; echo "$$?"),0)
CFLAGS += -march=x86-64-v2
endif
+endif
ifeq ($(ARCH),arm64)
tools_dir := $(top_srcdir)/tools
arm64_tools_dir := $(tools_dir)/arch/arm64/tools/
diff --git a/tools/testing/selftests/kvm/guest_memfd_test.c b/tools/testing/selftests/kvm/guest_memfd_test.c
index ba0c8e996035..ce687f8d248f 100644
--- a/tools/testing/selftests/kvm/guest_memfd_test.c
+++ b/tools/testing/selftests/kvm/guest_memfd_test.c
@@ -134,7 +134,7 @@ static void test_create_guest_memfd_invalid(struct kvm_vm *vm)
size);
}
- for (flag = 0; flag; flag <<= 1) {
+ for (flag = BIT(0); flag; flag <<= 1) {
fd = __vm_create_guest_memfd(vm, page_size, flag);
TEST_ASSERT(fd == -1 && errno == EINVAL,
"guest_memfd() with flag '0x%lx' should fail with EINVAL",
diff --git a/tools/testing/selftests/kvm/lib/x86_64/vmx.c b/tools/testing/selftests/kvm/lib/x86_64/vmx.c
index 089b8925b6b2..d7ac122820bf 100644
--- a/tools/testing/selftests/kvm/lib/x86_64/vmx.c
+++ b/tools/testing/selftests/kvm/lib/x86_64/vmx.c
@@ -200,7 +200,7 @@ static inline void init_vmcs_control_fields(struct vmx_pages *vmx)
if (vmx->eptp_gpa) {
uint64_t ept_paddr;
struct eptPageTablePointer eptp = {
- .memory_type = VMX_BASIC_MEM_TYPE_WB,
+ .memory_type = X86_MEMTYPE_WB,
.page_walk_length = 3, /* + 1 */
.ad_enabled = ept_vpid_cap_supported(VMX_EPT_VPID_CAP_AD_BITS),
.address = vmx->eptp_gpa >> PAGE_SHIFT_4K,
diff --git a/tools/testing/selftests/kvm/memslot_perf_test.c b/tools/testing/selftests/kvm/memslot_perf_test.c
index 989ffe0d047f..e3711beff7f3 100644
--- a/tools/testing/selftests/kvm/memslot_perf_test.c
+++ b/tools/testing/selftests/kvm/memslot_perf_test.c
@@ -417,7 +417,7 @@ static bool _guest_should_exit(void)
*/
static noinline void host_perform_sync(struct sync_area *sync)
{
- alarm(2);
+ alarm(10);
atomic_store_explicit(&sync->sync_flag, true, memory_order_release);
while (atomic_load_explicit(&sync->sync_flag, memory_order_acquire))
diff --git a/tools/testing/selftests/mm/hugetlb_dio.c b/tools/testing/selftests/mm/hugetlb_dio.c
index f9ac20c657ec..432d5af15e66 100644
--- a/tools/testing/selftests/mm/hugetlb_dio.c
+++ b/tools/testing/selftests/mm/hugetlb_dio.c
@@ -94,8 +94,20 @@ void run_dio_using_hugetlb(unsigned int start_off, unsigned int end_off)
int main(void)
{
size_t pagesize = 0;
+ int fd;
ksft_print_header();
+
+ /* Open the file to DIO */
+ fd = open("/tmp", O_TMPFILE | O_RDWR | O_DIRECT, 0664);
+ if (fd < 0)
+ ksft_exit_skip("Unable to allocate file: %s\n", strerror(errno));
+ close(fd);
+
+ /* Check if huge pages are free */
+ if (!get_free_hugepages())
+ ksft_exit_skip("No free hugepage, exiting\n");
+
ksft_set_plan(4);
/* Get base page size */
diff --git a/tools/testing/selftests/net/.gitignore b/tools/testing/selftests/net/.gitignore
index 48973e78d46b..28a715a8ef2b 100644
--- a/tools/testing/selftests/net/.gitignore
+++ b/tools/testing/selftests/net/.gitignore
@@ -19,6 +19,7 @@ ipv6_flowlabel_mgr
log.txt
msg_oob
msg_zerocopy
+netlink-dumps
nettest
psock_fanout
psock_snd
diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile
index 2b2a5ec7fa6a..d323898c466c 100644
--- a/tools/testing/selftests/net/Makefile
+++ b/tools/testing/selftests/net/Makefile
@@ -78,6 +78,7 @@ TEST_PROGS += test_vxlan_vnifiltering.sh
TEST_GEN_FILES += io_uring_zerocopy_tx
TEST_PROGS += io_uring_zerocopy_tx.sh
TEST_GEN_FILES += bind_bhash
+TEST_GEN_PROGS += netlink-dumps
TEST_GEN_PROGS += sk_bind_sendto_listen
TEST_GEN_PROGS += sk_connect_zero_addr
TEST_GEN_PROGS += sk_so_peek_off
diff --git a/tools/testing/selftests/net/netlink-dumps.c b/tools/testing/selftests/net/netlink-dumps.c
new file mode 100644
index 000000000000..7ee6dcd334df
--- /dev/null
+++ b/tools/testing/selftests/net/netlink-dumps.c
@@ -0,0 +1,110 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#define _GNU_SOURCE
+
+#include <fcntl.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/socket.h>
+#include <sys/stat.h>
+#include <sys/syscall.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include <linux/genetlink.h>
+#include <linux/netlink.h>
+#include <linux/mqueue.h>
+
+#include "../kselftest_harness.h"
+
+static const struct {
+ struct nlmsghdr nlhdr;
+ struct genlmsghdr genlhdr;
+ struct nlattr ahdr;
+ __u16 val;
+ __u16 pad;
+} dump_policies = {
+ .nlhdr = {
+ .nlmsg_len = sizeof(dump_policies),
+ .nlmsg_type = GENL_ID_CTRL,
+ .nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP,
+ .nlmsg_seq = 1,
+ },
+ .genlhdr = {
+ .cmd = CTRL_CMD_GETPOLICY,
+ .version = 2,
+ },
+ .ahdr = {
+ .nla_len = 6,
+ .nla_type = CTRL_ATTR_FAMILY_ID,
+ },
+ .val = GENL_ID_CTRL,
+ .pad = 0,
+};
+
+// Sanity check for the test itself, make sure the dump doesn't fit in one msg
+TEST(test_sanity)
+{
+ int netlink_sock;
+ char buf[8192];
+ ssize_t n;
+
+ netlink_sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
+ ASSERT_GE(netlink_sock, 0);
+
+ n = send(netlink_sock, &dump_policies, sizeof(dump_policies), 0);
+ ASSERT_EQ(n, sizeof(dump_policies));
+
+ n = recv(netlink_sock, buf, sizeof(buf), MSG_DONTWAIT);
+ ASSERT_GE(n, sizeof(struct nlmsghdr));
+
+ n = recv(netlink_sock, buf, sizeof(buf), MSG_DONTWAIT);
+ ASSERT_GE(n, sizeof(struct nlmsghdr));
+
+ close(netlink_sock);
+}
+
+TEST(close_in_progress)
+{
+ int netlink_sock;
+ ssize_t n;
+
+ netlink_sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
+ ASSERT_GE(netlink_sock, 0);
+
+ n = send(netlink_sock, &dump_policies, sizeof(dump_policies), 0);
+ ASSERT_EQ(n, sizeof(dump_policies));
+
+ close(netlink_sock);
+}
+
+TEST(close_with_ref)
+{
+ char cookie[NOTIFY_COOKIE_LEN] = {};
+ int netlink_sock, mq_fd;
+ struct sigevent sigev;
+ ssize_t n;
+
+ netlink_sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
+ ASSERT_GE(netlink_sock, 0);
+
+ n = send(netlink_sock, &dump_policies, sizeof(dump_policies), 0);
+ ASSERT_EQ(n, sizeof(dump_policies));
+
+ mq_fd = syscall(__NR_mq_open, "sed", O_CREAT | O_WRONLY, 0600, 0);
+ ASSERT_GE(mq_fd, 0);
+
+ memset(&sigev, 0, sizeof(sigev));
+ sigev.sigev_notify = SIGEV_THREAD;
+ sigev.sigev_value.sival_ptr = cookie;
+ sigev.sigev_signo = netlink_sock;
+
+ syscall(__NR_mq_notify, mq_fd, &sigev);
+
+ close(netlink_sock);
+
+ // give mqueue time to fire
+ usleep(100 * 1000);
+}
+
+TEST_HARNESS_MAIN
diff --git a/tools/testing/selftests/tc-testing/tc-tests/filters/u32.json b/tools/testing/selftests/tc-testing/tc-tests/filters/u32.json
index 24bd0c2a3014..b2ca9d4e991b 100644
--- a/tools/testing/selftests/tc-testing/tc-tests/filters/u32.json
+++ b/tools/testing/selftests/tc-testing/tc-tests/filters/u32.json
@@ -329,5 +329,29 @@
"teardown": [
"$TC qdisc del dev $DEV1 parent root drr"
]
+ },
+ {
+ "id": "1234",
+ "name": "Exercise IDR leaks by creating/deleting a filter many (2048) times",
+ "category": [
+ "filter",
+ "u32"
+ ],
+ "plugins": {
+ "requires": "nsPlugin"
+ },
+ "setup": [
+ "$TC qdisc add dev $DEV1 parent root handle 10: drr",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 u32 match ip src 0.0.0.2/32 action drop",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 3 u32 match ip src 0.0.0.3/32 action drop"
+ ],
+ "cmdUnderTest": "bash -c 'for i in {1..2048} ;do echo filter delete dev $DEV1 pref 3;echo filter add dev $DEV1 parent 10:0 protocol ip prio 3 u32 match ip src 0.0.0.3/32 action drop;done | $TC -b -'",
+ "expExitCode": "0",
+ "verifyCmd": "$TC filter show dev $DEV1",
+ "matchPattern": "protocol ip pref 3 u32",
+ "matchCount": "3",
+ "teardown": [
+ "$TC qdisc del dev $DEV1 parent root drr"
+ ]
}
]
generated by cgit (git 2.34.1) at 2025-06-12 19:26:00 +0000