Enable additional tracing in kernel-mshv (#15833)

Signed-off-by: Roaa Sakr <romoh@microsoft.com>

Author: romoh

SPECS-SIGNED/kernel-mshv-signed/kernel-mshv-signed.spec

@@ -10,7 +10,7 @@
 Summary:        Signed MSHV-enabled Linux Kernel for %{buildarch} systems
 Name:           kernel-mshv-signed-%{buildarch}
 Version:        6.6.100.mshv1
-Release:        3%{?dist}
+Release:        4%{?dist}
 License:        GPLv2
 Vendor:         Microsoft Corporation
 Distribution:   Azure Linux
@@ -140,6 +140,9 @@ echo "initrd of kernel %{uname_r} removed" >&2
 %exclude /lib/modules/%{uname_r}/build
 
 %changelog
+* Thu Feb 19 2026 Roaa Sakr <romoh@microsoft.com> - 6.6.100.mshv1-4
+- Enable additional tracing in kernel config
+
 * Mon Jan 06 2026 Roaa Sakr <romoh@microsoft.com> - 6.6.100.mshv1-3
 - Enable ftrace syscalls tracing support in kernel config
 

SPECS/kernel-mshv/config

@@ -152,6 +152,7 @@ CONFIG_TREE_RCU=y
 # CONFIG_RCU_EXPERT is not set
 CONFIG_TREE_SRCU=y
 CONFIG_TASKS_RCU_GENERIC=y
+CONFIG_TASKS_RUDE_RCU=y
 CONFIG_TASKS_TRACE_RCU=y
 CONFIG_RCU_STALL_COMMON=y
 CONFIG_RCU_NEED_SEGCBLIST=y
@@ -487,6 +488,7 @@ CONFIG_LEGACY_VSYSCALL_NONE=y
 # CONFIG_MODIFY_LDT_SYSCALL is not set
 # CONFIG_STRICT_SIGALTSTACK_SIZE is not set
 CONFIG_HAVE_LIVEPATCH=y
+# CONFIG_LIVEPATCH is not set
 # end of Processor type and features
 
 CONFIG_CC_HAS_SLS=y
@@ -692,6 +694,7 @@ CONFIG_JUMP_LABEL=y
 # CONFIG_STATIC_KEYS_SELFTEST is not set
 # CONFIG_STATIC_CALL_SELFTEST is not set
 CONFIG_OPTPROBES=y
+CONFIG_KPROBES_ON_FTRACE=y
 CONFIG_UPROBES=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_ARCH_USE_BUILTIN_BSWAP=y
@@ -2283,7 +2286,7 @@ CONFIG_PATA_RZ1000=y
 #
 CONFIG_PATA_ACPI=y
 CONFIG_ATA_GENERIC=y
-CONFIG_PATA_LEGACY=y
+CONFIG_PATA_LEGACY=m
 CONFIG_MD=y
 CONFIG_BLK_DEV_MD=m
 CONFIG_MD_BITMAP_FILE=y
@@ -3079,7 +3082,7 @@ CONFIG_HW_CONSOLE=y
 CONFIG_VT_HW_CONSOLE_BINDING=y
 CONFIG_UNIX98_PTYS=y
 # CONFIG_LEGACY_PTYS is not set
-CONFIG_LEGACY_TIOCSTI=y
+# CONFIG_LEGACY_TIOCSTI is not set
 # CONFIG_LDISC_AUTOLOAD is not set
 
 #
@@ -4919,6 +4922,7 @@ CONFIG_HID_HYPERV_MOUSE=m
 #
 # HID-BPF support
 #
+# CONFIG_HID_BPF is not set
 # end of HID-BPF support
 
 #
@@ -6469,6 +6473,7 @@ CONFIG_PSTORE_DEFAULT_KMSG_BYTES=10240
 CONFIG_PSTORE_COMPRESS=y
 # CONFIG_PSTORE_CONSOLE is not set
 # CONFIG_PSTORE_PMSG is not set
+# CONFIG_PSTORE_FTRACE is not set
 # CONFIG_PSTORE_RAM is not set
 # CONFIG_PSTORE_BLK is not set
 # CONFIG_SYSV_FS is not set
@@ -6634,10 +6639,7 @@ CONFIG_SECURITY_SELINUX_AVC_STATS=y
 CONFIG_SECURITY_SELINUX_SIDTAB_HASH_BITS=9
 CONFIG_SECURITY_SELINUX_SID2STR_CACHE_SIZE=256
 # CONFIG_SECURITY_SELINUX_DEBUG is not set
-CONFIG_SECURITY_SMACK=y
-# CONFIG_SECURITY_SMACK_BRINGUP is not set
-# CONFIG_SECURITY_SMACK_NETFILTER is not set
-# CONFIG_SECURITY_SMACK_APPEND_SIGNALS is not set
+# CONFIG_SECURITY_SMACK is not set
 # CONFIG_SECURITY_TOMOYO is not set
 CONFIG_SECURITY_APPARMOR=y
 # CONFIG_SECURITY_APPARMOR_DEBUG is not set
@@ -6680,10 +6682,9 @@ CONFIG_IMA_QUEUE_EARLY_BOOT_KEYS=y
 # CONFIG_IMA_DISABLE_HTABLE is not set
 # CONFIG_EVM is not set
 # CONFIG_DEFAULT_SECURITY_SELINUX is not set
-# CONFIG_DEFAULT_SECURITY_SMACK is not set
 CONFIG_DEFAULT_SECURITY_APPARMOR=y
 # CONFIG_DEFAULT_SECURITY_DAC is not set
-CONFIG_LSM="landlock,lockdown,yama,loadpin,safesetid,integrity,apparmor,selinux,smack,tomoyo"
+CONFIG_LSM="landlock,lockdown,yama,loadpin,safesetid,integrity,apparmor,selinux,tomoyo"
 
 #
 # Kernel hardening options
@@ -7362,6 +7363,8 @@ CONFIG_NOP_TRACER=y
 CONFIG_HAVE_RETHOOK=y
 CONFIG_RETHOOK=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_RETVAL=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_DYNAMIC_FTRACE_WITH_REGS=y
 CONFIG_HAVE_DYNAMIC_FTRACE_WITH_DIRECT_CALLS=y
@@ -7374,6 +7377,7 @@ CONFIG_HAVE_OBJTOOL_MCOUNT=y
 CONFIG_HAVE_OBJTOOL_NOP_MCOUNT=y
 CONFIG_HAVE_C_RECORDMCOUNT=y
 CONFIG_HAVE_BUILDTIME_MCOUNT_SORT=y
+CONFIG_BUILDTIME_MCOUNT_SORT=y
 CONFIG_TRACE_CLOCK=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
@@ -7383,7 +7387,15 @@ CONFIG_GENERIC_TRACER=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
 # CONFIG_BOOTTIME_TRACING is not set
-# CONFIG_FUNCTION_TRACER is not set
+CONFIG_FUNCTION_TRACER=y
+CONFIG_FUNCTION_GRAPH_TRACER=y
+# CONFIG_FUNCTION_GRAPH_RETVAL is not set
+CONFIG_DYNAMIC_FTRACE=y
+CONFIG_DYNAMIC_FTRACE_WITH_REGS=y
+CONFIG_DYNAMIC_FTRACE_WITH_DIRECT_CALLS=y
+CONFIG_DYNAMIC_FTRACE_WITH_ARGS=y
+# CONFIG_FPROBE is not set
+# CONFIG_FUNCTION_PROFILER is not set
 # CONFIG_STACK_TRACER is not set
 # CONFIG_IRQSOFF_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
@@ -7398,23 +7410,31 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_BLK_DEV_IO_TRACE is not set
 CONFIG_PROBE_EVENTS_BTF_ARGS=y
 CONFIG_KPROBE_EVENTS=y
+# CONFIG_KPROBE_EVENTS_ON_NOTRACE is not set
 CONFIG_UPROBE_EVENTS=y
 CONFIG_BPF_EVENTS=y
 CONFIG_DYNAMIC_EVENTS=y
 CONFIG_PROBE_EVENTS=y
 # CONFIG_BPF_KPROBE_OVERRIDE is not set
-# CONFIG_SYNTH_EVENTS is not set
-# CONFIG_USER_EVENTS is not set
-# CONFIG_HIST_TRIGGERS is not set
+CONFIG_FTRACE_MCOUNT_RECORD=y
+CONFIG_FTRACE_MCOUNT_USE_CC=y
+CONFIG_TRACING_MAP=y
+CONFIG_SYNTH_EVENTS=y
+CONFIG_USER_EVENTS=y
+CONFIG_HIST_TRIGGERS=y
 # CONFIG_TRACE_EVENT_INJECT is not set
 # CONFIG_TRACEPOINT_BENCHMARK is not set
 # CONFIG_RING_BUFFER_BENCHMARK is not set
 # CONFIG_TRACE_EVAL_MAP_FILE is not set
+# CONFIG_FTRACE_RECORD_RECURSION is not set
 # CONFIG_FTRACE_STARTUP_TEST is not set
+# CONFIG_FTRACE_SORT_STARTUP_TEST is not set
 # CONFIG_RING_BUFFER_STARTUP_TEST is not set
 # CONFIG_RING_BUFFER_VALIDATE_TIME_DELTAS is not set
 # CONFIG_PREEMPTIRQ_DELAY_TEST is not set
+# CONFIG_SYNTH_EVENT_GEN_TEST is not set
 # CONFIG_KPROBE_EVENT_GEN_TEST is not set
+# CONFIG_HIST_TRIGGERS_DEBUG is not set
 # CONFIG_RV is not set
 # CONFIG_PROVIDE_OHCI1394_DMA_INIT is not set
 # CONFIG_SAMPLES is not set

SPECS/kernel-mshv/kernel-mshv.signatures.json

@@ -3,7 +3,7 @@
     "50_mariner_mshv.cfg": "12bf23f8857f893549933a20062ad2a69c3c654b87893e8dd3ce42f9329801c7",
     "50_mariner_mshv_menuentry": "5a46bb273be0e829fec4e1f498b1a11b59ded6e14d42a19be7da860c3f4c35be",
     "cbl-mariner-ca-20211013.pem": "5ef124b0924cb1047c111a0ecff1ae11e6ad7cac8d1d9b40f98f99334121f0b0",
-    "config": "8ce3731fe06abb3fcf51942bb680ee425fac59de76818ac5491d53553550e2f5",
+    "config": "b4b1f5df01a5ad0c9ec3c0ee0e9e83a8502adf0fae5f8218dd9e55e8d3bcb3df",
     "kernel-mshv-6.6.100.mshv1.tar.gz": "4ea7cd612712401f2537fdeb12ebb28373532c11f649ebcd1b7c5c39af839893",
     "config_aarch64": "a1ce617173428aa4c5b89ccfbe35705ed6dc53521b26590328a7a4f81aefb404"
   }

SPECS/kernel-mshv/kernel-mshv.spec

@@ -18,7 +18,7 @@
 Summary:        Mariner kernel that has MSHV Host support
 Name:           kernel-mshv
 Version:        6.6.100.mshv1
-Release:        3%{?dist}
+Release:        4%{?dist}
 License:        GPLv2
 Group:          Development/Tools
 Vendor:         Microsoft Corporation
@@ -267,6 +267,9 @@ echo "initrd of kernel %{uname_r} removed" >&2
 %{_includedir}/perf/perf_dlfilter.h
 
 %changelog
+* Thu Feb 19 2026 Roaa Sakr <romoh@microsoft.com> - 6.6.100.mshv1-4
+- Enable additional tracing in kernel config
+
 * Mon Jan 06 2026 Roaa Sakr <romoh@microsoft.com> - 6.6.100.mshv1-3
 - Enable ftrace syscalls tracing support in kernel config