Enable fuzzing iptions:

https://github.com/google/syzkaller/blob/master/docs/linux/kernel_configs.md

SOURCES/kernel-x86_64-debug-rhel.config

@@ -1097,7 +1097,7 @@ CONFIG_DEFAULT_CUBIC=y
 CONFIG_DEFAULT_FQ_CODEL=y
 # CONFIG_DEFAULT_FQ is not set
 CONFIG_DEFAULT_HOSTNAME="(none)"
-CONFIG_DEFAULT_HUNG_TASK_TIMEOUT=120
+CONFIG_DEFAULT_HUNG_TASK_TIMEOUT=140
 CONFIG_DEFAULT_INIT=""
 CONFIG_DEFAULT_MMAP_MIN_ADDR=65536
 CONFIG_DEFAULT_NET_SCH="fq_codel"
@@ -1578,7 +1578,7 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_F2FS_FS is not set
 # CONFIG_F71808E_WDT is not set
 # CONFIG_FAIL_FUNCTION is not set
-# CONFIG_FAIL_FUTEX is not set
+CONFIG_FAIL_FUTEX=y
 CONFIG_FAIL_IO_TIMEOUT=y
 CONFIG_FAIL_MAKE_REQUEST=y
 CONFIG_FAIL_MMC_REQUEST=y
@@ -1597,7 +1597,7 @@ CONFIG_FAT_FS=m
 CONFIG_FAT_KUNIT_TEST=m
 CONFIG_FAULT_INJECTION_DEBUG_FS=y
 CONFIG_FAULT_INJECTION_STACKTRACE_FILTER=y
-# CONFIG_FAULT_INJECTION_USERCOPY is not set
+CONFIG_FAULT_INJECTION_USERCOPY=y
 CONFIG_FAULT_INJECTION=y
 # CONFIG_FB_3DFX is not set
 # CONFIG_FB_ARC is not set
@@ -1674,6 +1674,7 @@ CONFIG_FIXED_PHY=y
 CONFIG_FM10K=m
 # CONFIG_FONTS is not set
 CONFIG_FONT_SUPPORT=y
+CONFIG_REFCOUNT_FULL=y
 CONFIG_FORTIFY_SOURCE=y
 # CONFIG_FPGA is not set
 CONFIG_FPROBE=y
@@ -2650,7 +2651,9 @@ CONFIG_KASAN_KUNIT_TEST=m
 # CONFIG_KASAN_OUTLINE is not set
 CONFIG_KASAN_VMALLOC=y
 CONFIG_KASAN=y
-# CONFIG_KCOV is not set
+CONFIG_KCOV=y
+CONFIG_KCOV_INSTRUMENT_ALL=y
+CONFIG_KCOV_ENABLE_COMPARISONS=y
 # CONFIG_KCSAN is not set
 CONFIG_KDB_CONTINUE_CATASTROPHIC=0
 CONFIG_KDB_DEFAULT_ENABLE=0x0
@@ -2854,6 +2857,7 @@ CONFIG_LLC=m
 CONFIG_LOAD_UEFI_KEYS=y
 CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_LOCKDEP=y
 CONFIG_LOCKDEP_BITS=16
 CONFIG_LOCKDEP_CHAINS_BITS=18
 CONFIG_LOCKDEP_CIRCULAR_QUEUE_BITS=12
@@ -4232,6 +4236,7 @@ CONFIG_PROC_VMCORE=y
 CONFIG_PROFILING=y
 # CONFIG_PROVE_CXL_LOCKING is not set
 CONFIG_PROVE_LOCKING=y
+CONFIG_PROVE_RCU=y
 CONFIG_PROVE_NVDIMM_LOCKING=y
 # CONFIG_PROVE_RAW_LOCK_NESTING is not set
 CONFIG_PROVIDE_OHCI1394_DMA_INIT=y
@@ -4339,7 +4344,7 @@ CONFIG_RADIO_TEA575X=m
 # CONFIG_RAID6_PQ_BENCHMARK is not set
 CONFIG_RAID_ATTRS=m
 CONFIG_RANDOM32_SELFTEST=y
-CONFIG_RANDOMIZE_BASE=y
+# CONFIG_RANDOMIZE_BASE is not set
 CONFIG_RANDOMIZE_KSTACK_OFFSET_DEFAULT=y
 CONFIG_RANDOMIZE_MEMORY=y
 # CONFIG_RANDOM_TRUST_BOOTLOADER is not set
@@ -4350,7 +4355,7 @@ CONFIG_RAS=y
 CONFIG_RATIONAL_KUNIT_TEST=m
 # CONFIG_RBTREE_TEST is not set
 # CONFIG_RC_CORE is not set
-CONFIG_RCU_CPU_STALL_TIMEOUT=60
+CONFIG_RCU_CPU_STALL_TIMEOUT=100
 # CONFIG_RCU_EQS_DEBUG is not set
 CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_EXPERT is not set
@@ -6612,7 +6617,7 @@ CONFIG_WLAN_VENDOR_REALTEK=y
 CONFIG_WLAN=y
 CONFIG_WMI_BMOF=m
 # CONFIG_WQ_POWER_EFFICIENT_DEFAULT is not set
-# CONFIG_WQ_WATCHDOG is not set
+CONFIG_WQ_WATCHDOG=y
 CONFIG_WWAN_HWSIM=m
 CONFIG_WWAN=y
 # CONFIG_WW_MUTEX_SELFTEST is not set

SOURCES/kernel-x86_64-rhel.config

@@ -1089,7 +1089,7 @@ CONFIG_DEFAULT_CUBIC=y
 CONFIG_DEFAULT_FQ_CODEL=y
 # CONFIG_DEFAULT_FQ is not set
 CONFIG_DEFAULT_HOSTNAME="(none)"
-CONFIG_DEFAULT_HUNG_TASK_TIMEOUT=120
+CONFIG_DEFAULT_HUNG_TASK_TIMEOUT=140
 CONFIG_DEFAULT_INIT=""
 CONFIG_DEFAULT_MMAP_MIN_ADDR=65536
 CONFIG_DEFAULT_NET_SCH="fq_codel"
@@ -2630,7 +2630,9 @@ CONFIG_KALLSYMS=y
 # CONFIG_KASAN is not set
 # CONFIG_KASAN_MODULE_TEST is not set
 # CONFIG_KASAN_VMALLOC is not set
-# CONFIG_KCOV is not set
+CONFIG_KCOV=y
+CONFIG_KCOV_INSTRUMENT_ALL=y
+CONFIG_KCOV_ENABLE_COMPARISONS=y
 # CONFIG_KCSAN is not set
 CONFIG_KDB_CONTINUE_CATASTROPHIC=0
 CONFIG_KDB_DEFAULT_ENABLE=0x0
@@ -4329,7 +4331,7 @@ CONFIG_RAS=y
 CONFIG_RATIONAL_KUNIT_TEST=m
 # CONFIG_RBTREE_TEST is not set
 # CONFIG_RC_CORE is not set
-CONFIG_RCU_CPU_STALL_TIMEOUT=60
+CONFIG_RCU_CPU_STALL_TIMEOUT=100
 # CONFIG_RCU_EQS_DEBUG is not set
 CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_EXPERT is not set

SPECS/kernel.spec

@@ -627,7 +627,7 @@ Name: kernel
 License: GPLv2 and Redistributable, no modification permitted
 URL: https://www.kernel.org/
 Version: %{specversion}
-Release: %{pkg_release}
+Release: %{pkg_release}.inferit+fuzzing
 # DO NOT CHANGE THE 'ExclusiveArch' LINE TO TEMPORARILY EXCLUDE AN ARCHITECTURE BUILD.
 # SET %%nobuildarches (ABOVE) INSTEAD
 %if 0%{?fedora}
@@ -3723,6 +3723,10 @@ fi
 #
 #
 %changelog
+* Mon Jan 29 2024 Arkady L. Shane <tigro@msvsphere-os.ru> - 5.14.0-362.18.1.inferit+fuzzing
+- Enable fuzzing iptions:
+  https://github.com/google/syzkaller/blob/master/docs/linux/kernel_configs.md
+
 * Wed Jan 03 2024 Jan Stancek <jstancek@redhat.com> [5.14.0-362.18.1.el9_3]
 - nfp: fix use-after-free in area_cache_get() (Ricardo Robaina) [RHEL-19456 RHEL-19536 RHEL-6566 RHEL-7241] {CVE-2022-3545}
 - rtla: Fix uninitialized variable found (John Kacur) [RHEL-18360 RHEL-10079]
@@ -22158,7 +22162,7 @@ fi
 - ovl: fix use after free in struct ovl_aio_req (Miklos Szeredi) [2176161] {CVE-2023-1252}
 - ovl: fail on invalid uid/gid mapping at copy up (Miklos Szeredi) [2165345] {CVE-2023-0386}
 
-* Thu Apr 12 2023 Eugene Zamriy <ezamriy@msvsphere.ru> [5.14.0-284.11.1.el9_2]
+* Wed Apr 12 2023 Eugene Zamriy <ezamriy@msvsphere.ru> [5.14.0-284.11.1.el9_2]
 - Modified to use MSVSphere Secure Boot certificates
 - Rebuilt for MSVSphere 9.2