ci2 starts bisection 2025-11-07 17:44:01.921882004 +0000 UTC m=+90331.537345814 bisecting fixing commit since 6debb69041724bae8a8a4d0ac60502754c1cd945 building syzkaller on bf27483f963359281b2d9b6d6efd36289f82e282 ensuring issue is reproducible on original commit 6debb69041724bae8a8a4d0ac60502754c1cd945 testing commit 6debb69041724bae8a8a4d0ac60502754c1cd945 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 587d6ccd60ba31f5b23c1279b8d14fa6a758cb433366839b96622bda63aa5044 run #0: crashed: KASAN: slab-out-of-bounds Read in igrab run #1: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #2: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #3: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #4: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #5: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #6: crashed: WARNING: locking bug in igrab run #7: crashed: KASAN: use-after-free Read in ocfs2_get_system_file_inode run #8: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #9: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #10: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #11: crashed: BUG: spinlock bad magic in igrab run #12: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #13: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #14: crashed: general protection fault in igrab run #15: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #16: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #17: crashed: general protection fault in igrab run #18: crashed: general protection fault in igrab run #19: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode representative crash: KASAN: slab-out-of-bounds Read in igrab, types: [KASAN-READ KASAN-USE-AFTER-FREE-READ] check whether we can drop unnecessary instrumentation disabling configs for [bug_or_warning locking atomic_sleep hang memleak ubsan], they are not needed testing commit 6debb69041724bae8a8a4d0ac60502754c1cd945 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 241b3cf4850a5f97357979e69c32f30f7ad76f074ef78d2f3a111366a5d4cf63 run #0: crashed: KASAN: slab-out-of-bounds Read in igrab run #1: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #2: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #3: crashed: general protection fault in igrab run #4: crashed: KASAN: use-after-free Read in ocfs2_get_system_file_inode run #5: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #6: crashed: KASAN: use-after-free Read in ocfs2_get_system_file_inode run #7: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #8: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #9: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode representative crash: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode, types: [KASAN-USE-AFTER-FREE-READ KASAN-READ] the bug reproduces without the instrumentation disabling configs for [ubsan bug_or_warning locking atomic_sleep hang memleak], they are not needed kconfig minimization: base=4109 full=8349 leaves diff=2173 split chunks (needed=false): <2173> split chunk #0 of len 2173 into 5 parts testing without sub-chunk 1/5 disabling configs for [hang memleak ubsan bug_or_warning locking atomic_sleep], they are not needed testing commit 6debb69041724bae8a8a4d0ac60502754c1cd945 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 2e26fc3e94fb75f0a46d640f2dc431e69c0a2b8bea386a4adfa4a5ed5fe1c00f run #0: crashed: KASAN: use-after-free Read in ocfs2_get_system_file_inode run #1: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #2: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #3: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #4: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #5: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #6: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #7: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #8: crashed: general protection fault in igrab run #9: crashed: KASAN: use-after-free in ocfs2_get_system_file_inode representative crash: KASAN: use-after-free Read in ocfs2_get_system_file_inode, types: [KASAN-USE-AFTER-FREE-READ KASAN-READ] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [ubsan bug_or_warning locking atomic_sleep hang memleak], they are not needed testing commit 6debb69041724bae8a8a4d0ac60502754c1cd945 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 4f68b2a47114ef890e280558bed34f20ffe2dc45c75c3ce82a861a1d1abf413f all runs: OK false negative chance: 0.000 testing without sub-chunk 3/5 disabling configs for [locking atomic_sleep hang memleak ubsan bug_or_warning], they are not needed testing commit 6debb69041724bae8a8a4d0ac60502754c1cd945 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: a1de2a8717fbf113e36ca90ef99c17bca693143d718e43ee58d1d2daa4ec204e run #0: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #1: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #2: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #3: crashed: general protection fault in igrab run #4: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #5: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #6: crashed: general protection fault in igrab run #7: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #8: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #9: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode representative crash: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode, types: [KASAN-USE-AFTER-FREE-READ KASAN-READ] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [locking atomic_sleep hang memleak ubsan bug_or_warning], they are not needed testing commit 6debb69041724bae8a8a4d0ac60502754c1cd945 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 97644497a23c8da1579f8c5b3a9f44f1e38e1fa7f240c0550a332463f0919e04 all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [locking atomic_sleep hang memleak ubsan bug_or_warning], they are not needed testing commit 6debb69041724bae8a8a4d0ac60502754c1cd945 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 22045ea384e20572493caa213142c338360752dd86d7127ef98397efca2347dc run #0: crashed: general protection fault in igrab run #1: crashed: KASAN: use-after-free Read in ocfs2_get_system_file_inode run #2: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #3: crashed: general protection fault in igrab run #4: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #5: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #6: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #7: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #8: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #9: crashed: general protection fault in igrab representative crash: KASAN: use-after-free Read in ocfs2_get_system_file_inode, types: [KASAN-USE-AFTER-FREE-READ DoS KASAN-READ] the chunk can be dropped minimized to 870 configs; suspects: [6LOWPAN AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ASUS_WMI ATM AX25 BLK_DEV_ZONED BT BT_BREDR BT_HIDP BXT_WC_PMIC_OPREGION CFG80211 CHARGER_BQ24190 CMA COMMON_CLK DAX DEVICE_PRIVATE DEV_COREDUMP DLM DLN2_ADC DMABUF_HEAPS DMABUF_HEAPS_CMA DMABUF_HEAPS_CMA_LEGACY DMABUF_HEAPS_SYSTEM DMABUF_MOVE_NOTIFY DMA_CMA DMA_ENGINE_RAID DM_AUDIT DM_BIO_PRISON DM_BUFIO DM_CACHE DM_CACHE_SMQ DM_CLONE DM_CRYPT DM_FLAKEY DM_INTEGRITY DM_MULTIPATH DM_MULTIPATH_QL DM_MULTIPATH_ST DM_PERSISTENT_DATA DM_RAID DM_SNAPSHOT DM_THIN_PROVISIONING DM_UEVENT DM_VERITY DM_VERITY_FEC DM_WRITECACHE DM_ZONED DRAGONRISE_FF DRM DRM_AUX_BRIDGE DRM_BOCHS DRM_BRIDGE DRM_CIRRUS_QEMU DRM_CLIENT DRM_CLIENT_DEFAULT_FBDEV DRM_CLIENT_LIB DRM_CLIENT_SELECTION DRM_CLIENT_SETUP DRM_DEBUG_MM DRM_DISPLAY_DP_AUX_BUS DRM_DISPLAY_DP_HELPER DRM_DISPLAY_HELPER DRM_FBDEV_EMULATION DRM_GEM_SHMEM_HELPER DRM_GM12U320 DRM_GUD DRM_KMS_HELPER DRM_PANEL DRM_PANEL_BRIDGE DRM_PANEL_EDP DRM_PANEL_ORIENTATION_QUIRKS DRM_SIMPLEDRM DRM_SYSFB_HELPER DRM_TTM DRM_TTM_HELPER DRM_UDL DRM_VGEM DRM_VIRTIO_GPU DRM_VIRTIO_GPU_KMS DRM_VKMS DRM_VMWGFX DUMMY DVB_AF9013 DVB_AF9033 DVB_AS102 DVB_AS102_FE DVB_B2C2_FLEXCOP DVB_B2C2_FLEXCOP_USB DVB_CORE DVB_DIB3000MB DVB_DIB3000MC DVB_EC100 DVB_GP8PSK_FE DVB_RTL2830 DVB_RTL2832 DVB_RTL2832_SDR DVB_TEST_DRIVERS DVB_TTUSB_BUDGET DVB_TTUSB_DEC DVB_USB DVB_USB_A800 DVB_USB_AF9005 DVB_USB_AF9005_REMOTE DVB_USB_AF9015 DVB_USB_AF9035 DVB_USB_ANYSEE DVB_USB_AU6610 DVB_USB_AZ6007 DVB_USB_AZ6027 DVB_USB_CE6230 DVB_USB_CINERGY_T2 DVB_USB_CXUSB DVB_USB_CXUSB_ANALOG DVB_USB_DIB0700 DVB_USB_DIB3000MC DVB_USB_DIBUSB_MB DVB_USB_DIBUSB_MC DVB_USB_DIGITV DVB_USB_DTT200U DVB_USB_DTV5100 DVB_USB_DVBSKY DVB_USB_DW2102 DVB_USB_EC168 DVB_USB_GL861 DVB_USB_GP8PSK DVB_USB_LME2510 DVB_USB_M920X DVB_USB_MXL111SF DVB_USB_NOVA_T_USB2 DVB_USB_OPERA1 DVB_USB_PCTV452E DVB_USB_RTL28XXU DVB_USB_TECHNISAT_USB2 DVB_USB_TTUSB2 DVB_USB_UMT_010 DVB_USB_V2 DVB_USB_VP702X DVB_USB_VP7045 DVB_USB_ZD1301 DVB_VIDTV DVB_ZL10353 ECRYPT_FS ECRYPT_FS_MESSAGING EDAC EFS_FS ENCRYPTED_KEYS EQUALIZER EROFS_FS EROFS_FS_POSIX_ACL EROFS_FS_SECURITY EROFS_FS_XATTR EROFS_FS_ZIP EVM EVM_ADD_XATTRS EVM_ATTR_FSUUID EVM_EXTRA_SMACK_XATTRS EXFAT_FS EXPORTFS_BLOCK_OPS EXT3_FS EXT3_FS_POSIX_ACL EXT3_FS_SECURITY EXTCON EXTCON_INTEL_CHT_WC EXTCON_PTN5150 EXTCON_USBC_TUSB320 F2FS_CHECK_FS F2FS_FAULT_INJECTION F2FS_FS F2FS_FS_COMPRESSION F2FS_FS_LZ4 F2FS_FS_LZ4HC F2FS_FS_LZO F2FS_FS_LZORLE F2FS_FS_POSIX_ACL F2FS_FS_SECURITY F2FS_FS_XATTR F2FS_FS_ZSTD F2FS_STAT_FS FANOTIFY FANOTIFY_ACCESS_PERMISSIONS FB FB_CFB_COPYAREA FB_CFB_FILLRECT FB_CFB_IMAGEBLIT FB_CORE FB_DEFERRED_IO FB_DEVICE FB_IOMEM_FOPS FB_IOMEM_HELPERS FB_NOTIFY FB_SYSMEM_FOPS FB_SYSMEM_HELPERS FB_SYSMEM_HELPERS_DEFERRED FB_SYS_COPYAREA FB_SYS_FILLRECT FB_SYS_IMAGEBLIT FB_TILEBLITTING FB_VESA FB_VGA16 FB_VIRTUAL FDDI FIREWIRE FIREWIRE_NET FIREWIRE_OHCI FIREWIRE_SBP2 FONT_8x16 FONT_8x8 FONT_SUPPORT FRAMEBUFFER_CONSOLE FRAMEBUFFER_CONSOLE_DETECT_PRIMARY FRAMEBUFFER_CONSOLE_ROTATION FS_DAX FS_ENCRYPTION FS_ENCRYPTION_ALGS FS_STACK FS_VERITY FS_VERITY_BUILTIN_SIGNATURES FTL FUSE_DAX FUSE_FS FW_LOADER_COMPRESS FW_LOADER_PAGED_BUF FW_LOADER_SYSFS FW_LOADER_USER_HELPER FW_LOADER_USER_HELPER_FALLBACK GACT_PROB GARP GENDWARFKSYMS GENERIC_PHY GENERIC_VDSO_DATA_STORE GENERIC_VDSO_TIME_NS GENEVE GET_FREE_REGION GFS2_FS GFS2_FS_LOCKING_DLM GNSS GNSS_USB GOOGLE_COREBOOT_TABLE GOOGLE_FIRMWARE GOOGLE_MEMCONSOLE GOOGLE_MEMCONSOLE_COREBOOT GOOGLE_VPD GPIOLIB GPIOLIB_IRQCHIP GPIO_ACPI GPIO_DLN2 GPIO_LJCA GPIO_VIPERBOARD GREENASIA_FF GREYBUS GREYBUS_BRIDGED_PHY GREYBUS_ES2 GREYBUS_HID GREYBUS_USB GROUP_SCHED_BANDWIDTH GTP GUEST_PERF_EVENTS HAMRADIO HAS_LTO_CLANG HAVE_ARCH_NODE_DEV_GROUP HAVE_ARCH_USERFAULTFD_MINOR HAVE_ARCH_USERFAULTFD_WP HAVE_BOOTMEM_INFO_NODE HAVE_CFI_ICALL_NORMALIZE_INTEGERS_CLANG HAVE_CLK HAVE_CLK_PREPARE HAVE_KVM_CPU_RELAX_INTERCEPT HAVE_KVM_DIRTY_RING HAVE_KVM_DIRTY_RING_ACQ_REL HAVE_KVM_DIRTY_RING_TSO HAVE_KVM_IRQCHIP HAVE_KVM_IRQ_BYPASS HAVE_KVM_IRQ_ROUTING HAVE_KVM_MSI HAVE_KVM_NO_POLL HAVE_KVM_PFNCACHE HAVE_KVM_PM_NOTIFIER HAVE_KVM_READONLY_MEM HAVE_SCHED_AVG_IRQ HDLC HDLC_CISCO HDLC_FR HDLC_PPP HDLC_RAW HDLC_RAW_ETH HDLC_X25 HDMI HFSPLUS_FS HFS_FS HID_ACCUTOUCH HID_ACRUX HID_ACRUX_FF HID_ALPS HID_APPLEIR HID_ASUS HID_AUREAL HID_BATTERY_STRENGTH HID_BETOP_FF HID_BIGBEN_FF HID_CMEDIA HID_CORSAIR HID_COUGAR HID_CP2112 HID_CREATIVE_SB0540 HID_DRAGONRISE HID_ELAN HID_ELECOM HID_ELO HID_EMS_FF HID_EVISION HID_FT260 HID_GEMBIRD HID_GFRM HID_GLORIOUS HID_GOOGLE_STADIA_FF HID_GREENASIA HID_GT683R HID_HOLTEK HID_ICADE HID_JABRA HID_KEYTOUCH HID_KYE HID_LCPOWER HID_LED HID_LENOVO HID_LETSKETCH HID_LOGITECH HID_LOGITECH_DJ HID_LOGITECH_HIDPP HID_MACALLY HID_MAGICMOUSE HID_MALTRON HID_MAYFLASH HID_MCP2200 HID_MCP2221 HID_MEGAWORLD_FF HID_MULTITOUCH HID_NINTENDO HID_NTI HID_NVIDIA_SHIELD HID_ORTEK HID_PENMOUNT HID_PICOLCD HID_PICOLCD_BACKLIGHT HID_PICOLCD_CIR HID_PICOLCD_FB HID_PICOLCD_LCD HID_PICOLCD_LEDS HID_PLANTRONICS HID_PLAYSTATION HID_PRIMAX HID_PRODIKEYS HID_PXRC HID_RAZER HID_RETRODE HID_RMI HID_ROCCAT HID_SAITEK HID_SEMITEK HID_SENSOR_ACCEL_3D HID_SENSOR_ALS HID_SENSOR_CUSTOM_INTEL_HINGE HID_SENSOR_CUSTOM_SENSOR HID_SENSOR_DEVICE_ROTATION HID_SENSOR_GYRO_3D HID_SENSOR_HUB HID_SENSOR_HUMIDITY HID_SENSOR_IIO_COMMON HID_SENSOR_IIO_TRIGGER HID_SENSOR_INCLINOMETER_3D HID_SENSOR_MAGNETOMETER_3D HID_SENSOR_PRESS HID_SENSOR_PROX HID_SENSOR_TEMP HID_SIGMAMICRO HID_SMARTJOYPLUS HID_SPEEDLINK HID_STEAM HID_STEELSERIES HID_THINGM HID_THRUSTMASTER HID_TIVO HID_TOPRE HID_TWINHAN HID_U2FZERO HID_UCLOGIC HID_UDRAW_PS3 HID_VIEWSONIC HID_VIVALDI HID_VIVALDI_COMMON HID_VRC2 HID_WACOM HID_WALTOP HID_WIIMOTE HID_XIAOMI HID_XINMO HID_ZYDACRON HMM_MIRROR HOLTEK_FF HOTPLUG_PCI_PCIE HPET_MMAP HPET_MMAP_DEFAULT HPFS_FS I2C_ALGOBIT I2C_CHARDEV I2C_CP2615 I2C_DESIGNWARE_CORE I2C_DESIGNWARE_PLATFORM I2C_DIOLAN_U2C I2C_DLN2 I2C_HID_ACPI I2C_HID_CORE I2C_HID_OF I2C_LJCA I2C_MUX I2C_MUX_REG I2C_ROBOTFUZZ_OSIF I2C_SI4713 I2C_SLAVE I2C_SLAVE_EEPROM I2C_TINY_USB I2C_VIPERBOARD IEEE802154 IEEE802154_6LOWPAN IEEE802154_ATUSB IEEE802154_DRIVERS IEEE802154_HWSIM IEEE802154_NL802154_EXPERIMENTAL IEEE802154_SOCKET IFB IIO IIO_BUFFER IIO_KFIFO_BUF IIO_TRIGGER IIO_TRIGGERED_BUFFER IKCONFIG IKCONFIG_PROC IMA IMA_APPRAISE IMA_APPRAISE_MODSIG IMA_DEFAULT_HASH_SHA256 IMA_LSM_RULES IMA_MEASURE_ASYMMETRIC_KEYS IMA_NG_TEMPLATE IMA_QUEUE_EARLY_BOOT_KEYS IMA_READ_POLICY IMA_WRITE_POLICY INET6_ESPINTCP INET6_ESP_OFFLOAD INET6_IPCOMP INET6_TUNNEL INET6_XFRM_TUNNEL INET_AH INET_DIAG INET_DIAG_DESTROY INET_ESP INET_ESPINTCP INET_ESP_OFFLOAD INET_IPCOMP INET_MPTCP_DIAG INET_RAW_DIAG INET_SCTP_DIAG INET_TCP_DIAG INET_UDP_DIAG INET_XFRM_TUNNEL INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_ADDR_TRANS_CONFIGFS INFINIBAND_IPOIB INFINIBAND_IPOIB_CM INFINIBAND_IPOIB_DEBUG INFINIBAND_ISER INFINIBAND_ON_DEMAND_PAGING INFINIBAND_RTRS INFINIBAND_SRP INFINIBAND_USER_ACCESS INFINIBAND_USER_MAD INFINIBAND_USER_MEM INFINIBAND_VIRT_DMA INPUT_ATI_REMOTE2 INPUT_CM109 INPUT_IMS_PCU INPUT_JOYDEV INPUT_KEYSPAN_REMOTE INPUT_LEDS INPUT_MOUSEDEV INPUT_MOUSEDEV_PSAUX INPUT_POWERMATE INPUT_TABLET INPUT_TOUCHSCREEN INPUT_UINPUT INPUT_YEALINK INTEGRITY INTEGRITY_ASYMMETRIC_KEYS INTEGRITY_AUDIT INTEGRITY_SIGNATURE INTEGRITY_TRUSTED_KEYRING INTEL_CHTWC_INT33FE INTEL_IDMA64 INTEL_IOATDMA INTEL_IOMMU_DEFAULT_ON INTEL_IOMMU_SVM INTEL_ISHTP_ECLITE INTEL_ISH_FIRMWARE_DOWNLOADER INTEL_ISH_HID INTEL_SCU_IPC INTEL_SOC_PMIC_BXTWC INTEL_SOC_PMIC_CHTWC INTERVAL_TREE_SPAN_ITER IOMMUFD IOMMUFD_DRIVER IOMMUFD_DRIVER_CORE IOMMUFD_TEST IP6_NF_MATCH_AH IP6_NF_MATCH_EUI64 IP6_NF_MATCH_FRAG IP6_NF_MATCH_HL IP6_NF_MATCH_MH IP6_NF_MATCH_OPTS IP6_NF_MATCH_RPFILTER IP6_NF_MATCH_RT IP6_NF_MATCH_SRH IP6_NF_TARGET_NPT IP6_NF_TARGET_REJECT IP6_NF_TARGET_SYNPROXY IPV6_FOU IPV6_FOU_TUNNEL IPV6_GRE IPV6_ILA IPV6_MIP6 IPV6_MROUTE IPV6_MROUTE_MULTIPLE_TABLES IPV6_MULTIPLE_TABLES IPV6_OPTIMISTIC_DAD IPV6_PIMSM_V2 IPV6_ROUTER_PREF IPV6_ROUTE_INFO IPV6_RPL_LWTUNNEL IPV6_SEG6_BPF IPV6_SEG6_HMAC IPV6_SEG6_LWTUNNEL IPV6_SIT_6RD IPV6_SUBTREES IPV6_TUNNEL IPV6_VTI IPVLAN IPVLAN_L3S IPVTAP IP_FIB_TRIE_STATS IP_MROUTE_MULTIPLE_TABLES IP_NF_ARP_MANGLE IP_NF_MATCH_AH IP_NF_MATCH_ECN IP_NF_MATCH_RPFILTER IP_NF_MATCH_TTL IP_NF_TARGET_ECN IP_NF_TARGET_REJECT IP_SCTP IRQ_TIME_ACCOUNTING L2TP LAPB LCD_CLASS_DEVICE LEDS_CLASS_MULTICOLOR LIBNVDIMM MAC80211 MAC802154 MEDIA_COMMON_OPTIONS MEDIA_DIGITAL_TV_SUPPORT MEDIA_PLATFORM_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_TEST_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_INTEL_PMC_BXT MFD_MT6360 MFD_MT6370 MFD_RETU MFD_VIPERBOARD MMC MODVERSIONS MPTCP MTD MTD_UBI NETFILTER_ADVANCED NETFILTER_CONNCOUNT NET_ACT_GACT NET_ACT_MIRRED NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 NFT_COMPAT NFT_COMPAT_ARP NFT_FWD_NETDEV NF_SOCKET_IPV4 NF_SOCKET_IPV6 NF_TABLES NF_TABLES_ARP NF_TABLES_NETDEV NF_TPROXY_IPV4 NF_TPROXY_IPV6 NILFS2_FS NINTENDO_FF NLMON NLS_CODEPAGE_1250 NLS_CODEPAGE_1251 NLS_CODEPAGE_737 NLS_CODEPAGE_775 NLS_CODEPAGE_850 NLS_CODEPAGE_852 NLS_CODEPAGE_855 NLS_CODEPAGE_857 NLS_CODEPAGE_860 NLS_CODEPAGE_861 NLS_CODEPAGE_862 NLS_CODEPAGE_863 NLS_CODEPAGE_864 NLS_CODEPAGE_865 NLS_CODEPAGE_866 NLS_CODEPAGE_869 NLS_CODEPAGE_874 NLS_CODEPAGE_932 NLS_CODEPAGE_936 NLS_CODEPAGE_949 NLS_CODEPAGE_950 NLS_ISO8859_13 NLS_ISO8859_14 NLS_ISO8859_15 NLS_ISO8859_2 NLS_ISO8859_3 NLS_ISO8859_4 NLS_ISO8859_5 NLS_ISO8859_6 NLS_ISO8859_7 NLS_ISO8859_8 NLS_ISO8859_9 NLS_KOI8_R NLS_KOI8_U NLS_MAC_CELTIC NLS_MAC_CENTEURO NLS_MAC_CROATIAN NLS_MAC_CYRILLIC NLS_MAC_GAELIC NLS_MAC_GREEK NLS_MAC_ICELAND NLS_MAC_INUIT NLS_MAC_ROMAN NLS_MAC_ROMANIAN NLS_MAC_TURKISH NLS_UCS2_UTILS NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NULL_TTY NUMA_EMU NUMA_KEEP_MEMINFO NVDIMM_DAX NVDIMM_KEYS NVDIMM_PFN NVIDIA_SHIELD_FF NVME_CORE NVME_FABRICS NVME_FC NVME_MULTIPATH NVME_RDMA NVME_TARGET NVME_TARGET_FC NVME_TARGET_FCLOOP NVME_TARGET_LOOP NVME_TARGET_RDMA NVME_TARGET_TCP NVME_TCP N_GSM N_HDLC OCFS2_DEBUG_FS OCFS2_FS OCFS2_FS_O2CB OCFS2_FS_STATS OCFS2_FS_USERSPACE_CLUSTER OF_GPIO OF_PMEM OMFS_FS OPENVSWITCH OPENVSWITCH_GENEVE OPENVSWITCH_GRE OPENVSWITCH_VXLAN ORANGEFS_FS OSF_PARTITION OVERLAY_FS OVERLAY_FS_DEBUG OVERLAY_FS_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PAGE_IDLE_FLAG PAGE_REPORTING PAHOLE_HAS_BTF_TAG PAHOLE_HAS_LANG_EXCLUDE PAHOLE_HAS_SPLIT_BTF PARPORT PARPORT_NOT_PC PARTITION_ADVANCED PCCARD PCCARD_NONSTATIC PCIEAER PCI_ENDPOINT PCI_IOV PCMCIA PCMCIA_LOAD_CIS PERCPU_STATS PERSISTENT_KEYRINGS PHYLINK PHY_CPCAP_USB PHY_QCOM_USB_HS PHY_QCOM_USB_HSIC PHY_SAMSUNG_USB2 PHY_TUSB1210 PKCS7_TEST_KEY PKCS8_PRIVATE_KEY_PARSER PLAYSTATION_FF PLFXLC PMIC_OPREGION PM_CLK PNFS_BLOCK PNFS_FILE_LAYOUT PNFS_FLEXFILE_LAYOUT PPP PPPOATM PPPOE PPPOE_HASH_BITS_1 PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_NOTIFIERS PREEMPT_RT PROC_CHILDREN PSAMPLE PSI PSTORE PSTORE_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_SI4713 RADIO_TEA575X RAID6_PQ RAID_ATTRS RAS RC_ATI_REMOTE RC_CORE RC_DEVICES RC_XBOX_DVD RDMA_RXE RDMA_SIW RDS RDS_RDMA RDS_TCP REALTEK_AUTOPM REED_SOLOMON REED_SOLOMON_DEC8 REGMAP REGMAP_I2C REGMAP_IRQ REGMAP_MMIO REGMAP_SPI REGULATOR REGULATOR_FIXED_VOLTAGE REGULATOR_TWL4030 RESET_CONTROLLER RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 RMI4_F3A ROMFS_BACKED_BY_BOTH ROMFS_FS ROMFS_ON_BLOCK ROMFS_ON_MTD ROSE RTC_DRV_HID_SENSOR_TIME RXKAD SCHED_CORE SCREEN_INFO SCSI_FC_ATTRS SCSI_HPSA SCSI_ISCSI_ATTRS SCSI_LOGGING SCSI_NETLINK SCSI_SAS_ATA SCSI_SAS_ATTRS SCSI_SAS_LIBSAS SCSI_SCAN_ASYNC SCSI_SRP_ATTRS SCTP_COOKIE_HMAC_MD5 SCTP_COOKIE_HMAC_SHA1 SCTP_DEFAULT_COOKIE_HMAC_MD5 SECONDARY_TRUSTED_KEYRING SECURITY_INFINIBAND SECURITY_NETWORK_XFRM SECURITY_SMACK_NETFILTER SENSORS_AQUACOMPUTER_D5NEXT SENSORS_CORSAIR_CPRO SENSORS_CORSAIR_PSU SENSORS_GIGABYTE_WATERFORCE SENSORS_NZXT_KRAKEN2 SENSORS_NZXT_SMART2 SENSORS_POWERZ SERIAL_DEV_BUS SERIAL_DEV_CTRL_TTYPORT SERIAL_MCTRL_GPIO SGI_PARTITION SIGNATURE SIGNED_PE_FILE_VERIFICATION SKB_DECRYPTED SLHC SLIP SLIP_COMPRESSED SLIP_MODE_SLIP6 SLIP_SMART SMARTJOYPLUS_FF SMBFS SMB_SERVER SMC SMC_DIAG SMSC_PHY SMS_SDIO_DRV SMS_SIANO_DEBUGFS SMS_SIANO_MDTV SMS_SIANO_RC SMS_USB_DRV SND SND_ALOOP SND_BCD2000 SND_CTL_FAST_LOOKUP SND_CTL_LED SND_DEBUG SND_DMA_SGBUF SND_DRIVERS SND_DUMMY SND_DYNAMIC_MINORS SND_HDA SND_HDA_CODEC_ALC260 SND_HDA_CODEC_ALC262 SND_HDA_CODEC_ALC268 SND_HDA_CODEC_ALC269 SND_HDA_CODEC_ALC662 SND_HDA_CODEC_ALC680 SND_HDA_CODEC_ALC861 SND_HDA_CODEC_ALC861VD SND_HDA_CODEC_ALC880 SND_HDA_CODEC_ALC882 SND_HDA_CODEC_ANALOG SND_HDA_CODEC_CA0110 SND_HDA_CODEC_CA0132 SND_HDA_CODEC_CIRRUS SND_HDA_CODEC_CMEDIA SND_HDA_CODEC_CONEXANT SND_HDA_CODEC_CS420X SND_HDA_CODEC_CS421X SND_HDA_CODEC_HDMI SND_HDA_CODEC_HDMI_ATI SND_HDA_CODEC_HDMI_GENERIC SND_HDA_CODEC_HDMI_INTEL SND_HDA_CODEC_HDMI_NVIDIA SND_HDA_CODEC_HDMI_NVIDIA_MCP SND_HDA_CODEC_HDMI_SIMPLE SND_HDA_CODEC_HDMI_TEGRA SND_HDA_CODEC_REALTEK SND_HDA_CODEC_REALTEK_LIB SND_HDA_CODEC_SI3054 SND_HDA_CODEC_SIGMATEL SND_HDA_CODEC_VIA SND_HDA_CORE SND_HDA_GENERIC SND_HDA_GENERIC_LEDS SND_HDA_HWDEP SND_HDA_INPUT_BEEP SND_HDA_INTEL SND_HDA_PATCH_LOADER SND_HDA_RECONFIG SND_HDA_SCODEC_COMPONENT SND_HRTIMER SND_HWDEP SND_INTEL_DSP_CONFIG SND_INTEL_NHLT SND_INTEL_SOUNDWIRE_ACPI SND_JACK SND_JACK_INPUT_DEV SND_MIXER_OSS SND_OSSEMUL SND_PCI SND_PCM SND_PCMCIA SND_PCM_ELD SND_PCM_OSS SND_PCM_OSS_PLUGINS SND_PCM_TIMER SND_PCM_XRUN_DEBUG SND_PROC_FS SND_RAWMIDI SND_SEQUENCER SND_SEQUENCER_OSS SND_SEQ_DEVICE SND_SEQ_DUMMY SND_SEQ_HRTIMER_DEFAULT SND_SEQ_MIDI SND_SEQ_MIDI_EVENT SND_SEQ_VIRMIDI SND_SOC SND_SOC_I2C_AND_SPI SND_SOC_SDCA_OPTIONAL SND_SUPPORT_OLD_API SND_TIMER SND_UMP SND_UMP_LEGACY_RAWMIDI SND_USB SND_USB_6FIRE SND_USB_AUDIO SND_USB_AUDIO_MIDI_V2 SND_USB_AUDIO_USE_MEDIA_CONTROLLER SND_USB_CAIAQ SND_USB_CAIAQ_INPUT SND_USB_HIFACE SND_USB_LINE6 SND_USB_POD SND_USB_PODHD SND_USB_TONEPORT SND_USB_UA101 SND_USB_US122L SND_USB_USX2Y SND_USB_VARIAX SND_VERBOSE_PROCFS SND_VIRMIDI SND_VIRTIO SND_VMASTER SND_X86 SOCK_VALIDATE_XMIT SOLARIS_X86_PARTITION SONY_FF SOUND SOUNDWIRE SOUND_OSS_CORE SOUND_OSS_CORE_PRECLAIM SPI SPI_DLN2 SPI_DYNAMIC SPI_LJCA SPI_MASTER SQUASHFS SQUASHFS_4K_DEVBLK_SIZE SQUASHFS_COMPILE_DECOMP_MULTI SQUASHFS_DECOMP_MULTI SQUASHFS_FILE_DIRECT SQUASHFS_LZ4 SQUASHFS_LZO SQUASHFS_XATTR SQUASHFS_XZ SQUASHFS_ZLIB SQUASHFS_ZSTD SSB SSB_PCIHOST_POSSIBLE SSB_PCMCIAHOST_POSSIBLE SSB_SDIOHOST_POSSIBLE STAGING STEAM_FF STP STREAM_PARSER SUNRPC_BACKCHANNEL SUN_PARTITION SURFACE_AGGREGATOR SURFACE_AGGREGATOR_BUS SURFACE_AGGREGATOR_REGISTRY SURFACE_HID SURFACE_HID_CORE SURFACE_KBD SW_SYNC SYSFB SYSFS_SYSCALL SYSV68_PARTITION TABLET_USB_ACECAD TABLET_USB_AIPTEK TABLET_USB_HANWANG TABLET_USB_KBTAB TABLET_USB_PEGASUS TAHVO_USB TAHVO_USB_HOST_BY_DEFAULT TCG_CRB TCG_TIS TCG_TIS_CORE TCG_TPM TCP_CONG_BBR TCP_CONG_BIC TCP_CONG_CDG TCP_CONG_DCTCP TCP_CONG_HSTCP TCP_CONG_HTCP TCP_CONG_HYBLA TCP_CONG_ILLINOIS TCP_CONG_LP TCP_CONG_NV TCP_CONG_SCALABLE TCP_CONG_VEGAS TCP_CONG_VENO TCP_CONG_WESTWOOD TCP_CONG_YEAH TEE TEXTSEARCH TEXTSEARCH_BM TEXTSEARCH_FSM TEXTSEARCH_KMP THRUSTMASTER_FF TIPC TIPC_CRYPTO TIPC_DIAG TIPC_MEDIA_IB TIPC_MEDIA_UDP TLS TLS_TOE TMPFS_QUOTA TOOLS_SUPPORT_RELR TOUCHSCREEN_SUR40 TOUCHSCREEN_USB_3M TOUCHSCREEN_USB_COMPOSITE TOUCHSCREEN_USB_DMC_TSC10 TOUCHSCREEN_USB_E2I TOUCHSCREEN_USB_EASYTOUCH TOUCHSCREEN_USB_EGALAX TOUCHSCREEN_USB_ELO TOUCHSCREEN_USB_ETT_TC45USB TOUCHSCREEN_USB_ETURBO TOUCHSCREEN_USB_GENERAL_TOUCH TOUCHSCREEN_USB_GOTOP TOUCHSCREEN_USB_GUNZE TOUCHSCREEN_USB_IDEALTEK TOUCHSCREEN_USB_IRTOUCH TOUCHSCREEN_USB_ITM TOUCHSCREEN_USB_JASTEC TOUCHSCREEN_USB_NEXIO TOUCHSCREEN_USB_PANJIT TOUCHSCREEN_USB_ZYTRONIC TRUSTED_KEYS TTPCI_EEPROM TTY_PRINTK TUN_VNET_CROSS_LE TWL4030_CORE TYPEC TYPEC_ANX7411 TYPEC_DP_ALTMODE TYPEC_FUSB302 TYPEC_HD3SS3220 TYPEC_MT6360 TYPEC_MUX_FSA4480 TYPEC_MUX_GPIO_SBU TYPEC_MUX_INTEL_PMC TYPEC_MUX_NB7VPQ904M TYPEC_MUX_PI3USB30532 TYPEC_MUX_PTN36502 TYPEC_MUX_WCD939X_USBSS TYPEC_NVIDIA_ALTMODE TYPEC_RT1711H TYPEC_RT1719 TYPEC_STUSB160X TYPEC_TCPCI TYPEC_TCPCI_MAXIM TYPEC_TCPCI_MT6370 TYPEC_TCPM TYPEC_TPS6598X TYPEC_UCSI TYPEC_WCOVE TYPEC_WUSB3801 UBIFS_ATIME_SUPPORT UBIFS_FS UBIFS_FS_ADVANCED_COMPR UBIFS_FS_LZO UBIFS_FS_SECURITY UBIFS_FS_XATTR UBIFS_FS_ZLIB UBIFS_FS_ZSTD UCSI_ACPI UCSI_CCG UCSI_STM32G0 UDF_FS UDMABUF UFS_FS UFS_FS_WRITE UHID ULTRIX_PARTITION UNICODE UNIXWARE_DISKLABEL UNIX_DIAG USB4 USB4_NET USBIP_CORE USBIP_HOST USBIP_VHCI_HCD USBIP_VUDC USBPCWATCHDOG USB_ACM USB_ADUTUX USB_DWC2 USB_GADGET USB_LJCA USB_MUSB_HDRC USB_ROLES_INTEL_XHCI USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS VIDEO_DEV VIRTIO_FS VXLAN WAN WIRELESS WLAN WLAN_VENDOR_PURELIFI ZONE_DEVICE] disabling configs for [bug_or_warning locking atomic_sleep hang memleak ubsan], they are not needed testing current HEAD da32d155f4a8937952ca6fd55d3270fec1c3799f testing commit da32d155f4a8937952ca6fd55d3270fec1c3799f gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: bace4c557b3ff23b1c90b2a99da68cb88783d00f6fe5a4580447fc098455c876 all runs: OK false negative chance: 0.000 # git bisect start da32d155f4a8937952ca6fd55d3270fec1c3799f 6debb69041724bae8a8a4d0ac60502754c1cd945 Bisecting: 7640 revisions left to test after this (roughly 13 steps) [58809f614e0e3f4e12b489bddf680bfeb31c0a20] Merge tag 'drm-next-2025-10-01' of https://gitlab.freedesktop.org/drm/kernel determine whether the revision contains the guilty commit revision 6debb69041724bae8a8a4d0ac60502754c1cd945 crashed and is reachable testing commit 58809f614e0e3f4e12b489bddf680bfeb31c0a20 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 01fdcff4af8faccbb0eb67c5923d96ad18c44aa0e2929f1237f4e40109db6976 run #0: crashed: KASAN: use-after-free Read in ocfs2_get_system_file_inode run #1: crashed: general protection fault in igrab run #2: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #3: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #4: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #5: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #6: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #7: crashed: general protection fault in igrab run #8: crashed: general protection fault in corrupted run #9: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode representative crash: KASAN: use-after-free Read in ocfs2_get_system_file_inode, types: [KASAN-USE-AFTER-FREE-READ DoS] # git bisect good 58809f614e0e3f4e12b489bddf680bfeb31c0a20 Bisecting: 3817 revisions left to test after this (roughly 12 steps) [86bcf7be1e26f2d7277df90857d93ce0ebc11370] Merge tag 'riscv-for-linus-6.18-mw2' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux determine whether the revision contains the guilty commit revision 58809f614e0e3f4e12b489bddf680bfeb31c0a20 crashed and is reachable testing commit 86bcf7be1e26f2d7277df90857d93ce0ebc11370 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 650b79485c93463aa235efcb62c2444de59b771ba409b2bc6033c4c410614b5b all runs: OK false negative chance: 0.000 # git bisect bad 86bcf7be1e26f2d7277df90857d93ce0ebc11370 Bisecting: 2088 revisions left to test after this (roughly 11 steps) [f1455695d2d99894b65db233877acac9a0e120b9] Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net determine whether the revision contains the guilty commit revision 6debb69041724bae8a8a4d0ac60502754c1cd945 crashed and is reachable testing commit f1455695d2d99894b65db233877acac9a0e120b9 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 3a8e32d25fc8062fbf1a402cdda4118e1a43f617ef06026cc37a507ff2a5ca4b run #0: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #1: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #2: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #3: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #4: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #5: crashed: general protection fault in igrab run #6: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #7: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #8: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #9: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode representative crash: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode, types: [KASAN-USE-AFTER-FREE-READ KASAN-READ] # git bisect good f1455695d2d99894b65db233877acac9a0e120b9 Bisecting: 1044 revisions left to test after this (roughly 10 steps) [cf06d791f840be97f726ecaaea872a876ff62436] Merge tag 'ovl-update-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/overlayfs/vfs determine whether the revision contains the guilty commit revision 6debb69041724bae8a8a4d0ac60502754c1cd945 crashed and is reachable testing commit cf06d791f840be97f726ecaaea872a876ff62436 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 33af2a2c7de98194dcdfd0261356ccf7ec1c17d1661ed0669de9a2587b16ed7d all runs: OK false negative chance: 0.000 # git bisect bad cf06d791f840be97f726ecaaea872a876ff62436 Bisecting: 559 revisions left to test after this (roughly 9 steps) [24d9e8b3c9c8a6f72c8b4c196a703e144928d919] Merge tag 'slab-for-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab determine whether the revision contains the guilty commit revision 6debb69041724bae8a8a4d0ac60502754c1cd945 crashed and is reachable testing commit 24d9e8b3c9c8a6f72c8b4c196a703e144928d919 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 8be279649c2cfd6e03af33af9d1f32724c1df41555d601efc69ffabaaa19ef20 run #0: crashed: general protection fault in igrab run #1: crashed: BUG: unable to handle kernel paging request in igrab run #2: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #3: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #4: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #5: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #6: crashed: general protection fault in igrab run #7: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #8: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #9: crashed: general protection fault in igrab representative crash: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode, types: [KASAN-READ DoS KASAN-USE-AFTER-FREE-READ] # git bisect good 24d9e8b3c9c8a6f72c8b4c196a703e144928d919 Bisecting: 279 revisions left to test after this (roughly 8 steps) [8578e0c00dcf0c58fbc32d4904ecaf8e802a6590] mm, swap: use the swap table for the swap cache and switch API determine whether the revision contains the guilty commit revision 6debb69041724bae8a8a4d0ac60502754c1cd945 crashed and is reachable testing commit 8578e0c00dcf0c58fbc32d4904ecaf8e802a6590 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: a6bef1b44e87860fcaed44a8356e8923b144672e96289845fe830ac199b35b06 run #0: crashed: general protection fault in igrab run #1: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #2: crashed: INFO: trying to register non-static key in igrab run #3: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #4: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #5: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #6: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #7: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #8: crashed: general protection fault in igrab run #9: crashed: BUG: unable to handle kernel paging request in igrab representative crash: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode, types: [KASAN-READ DoS KASAN-USE-AFTER-FREE-READ] # git bisect good 8578e0c00dcf0c58fbc32d4904ecaf8e802a6590 Bisecting: 109 revisions left to test after this (roughly 7 steps) [e406d57be7bd2a4e73ea512c1ae36a40a44e499e] Merge tag 'mm-nonmm-stable-2025-10-02-15-29' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm determine whether the revision contains the guilty commit revision 6debb69041724bae8a8a4d0ac60502754c1cd945 crashed and is reachable testing commit e406d57be7bd2a4e73ea512c1ae36a40a44e499e gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: c8233fda21fc5e256da93ff3a0a745a636972485930df7db040cdbe7a9865676 all runs: OK false negative chance: 0.000 # git bisect bad e406d57be7bd2a4e73ea512c1ae36a40a44e499e Bisecting: 84 revisions left to test after this (roughly 6 steps) [08498be43ee676d8a5eefb22278266322578a3e0] mm/ksm: get mm_slot by mm_slot_entry() when slot is !NULL determine whether the revision contains the guilty commit revision 8578e0c00dcf0c58fbc32d4904ecaf8e802a6590 crashed and is reachable testing commit 08498be43ee676d8a5eefb22278266322578a3e0 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 98ec075a640c502e6ceae9a326ae7719163c4536bbb595c1c190d1aed9df4314 run #0: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #1: crashed: general protection fault in igrab run #2: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #3: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #4: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #5: crashed: KASAN: use-after-free Read in ocfs2_get_system_file_inode run #6: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #7: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #8: crashed: KASAN: slab-out-of-bounds Read in igrab run #9: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode representative crash: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode, types: [KASAN-USE-AFTER-FREE-READ KASAN-READ] # git bisect good 08498be43ee676d8a5eefb22278266322578a3e0 Bisecting: 42 revisions left to test after this (roughly 5 steps) [17bdc64c0d419b78bb400c221d36eaa391d16b3a] selftests: proc: mark vsyscall strings maybe-unused determine whether the revision contains the guilty commit revision 6debb69041724bae8a8a4d0ac60502754c1cd945 crashed and is reachable testing commit 17bdc64c0d419b78bb400c221d36eaa391d16b3a gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 5301da8fcc023de9310b1ce285aafb4259b998985415eaf705b7b6def34a37b4 run #0: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #1: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #2: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #3: crashed: general protection fault in igrab run #4: crashed: general protection fault in igrab run #5: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #6: crashed: KASAN: slab-out-of-bounds Read in ocfs2_get_system_file_inode run #7: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #8: crashed: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode run #9: crashed: general protection fault in igrab representative crash: KASAN: slab-use-after-free Read in ocfs2_get_system_file_inode, types: [KASAN-USE-AFTER-FREE-READ DoS] # git bisect good 17bdc64c0d419b78bb400c221d36eaa391d16b3a Bisecting: 21 revisions left to test after this (roughly 5 steps) [f322a97aeb2a05b6b1ee17629145eb02e1a4c6a0] kho: only fill kimage if KHO is finalized determine whether the revision contains the guilty commit revision 6debb69041724bae8a8a4d0ac60502754c1cd945 crashed and is reachable testing commit f322a97aeb2a05b6b1ee17629145eb02e1a4c6a0 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 1dd2b8d84b340a8a6c57b10236680f0db1ad7d4fdd726684e0fc3cf96ad9480e all runs: OK false negative chance: 0.000 # git bisect bad f322a97aeb2a05b6b1ee17629145eb02e1a4c6a0 Bisecting: 10 revisions left to test after this (roughly 3 steps) [5e57515d81f9003555b7a4d246e02f1ee9c74ffa] tools/delaytop: add interactive mode with keyboard controls determine whether the revision contains the guilty commit revision 6debb69041724bae8a8a4d0ac60502754c1cd945 crashed and is reachable testing commit 5e57515d81f9003555b7a4d246e02f1ee9c74ffa gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: a60770193950f11df38a828b461f63e2a215d5104c251a609f0b85009ec15b2b all runs: OK false negative chance: 0.000 # git bisect bad 5e57515d81f9003555b7a4d246e02f1ee9c74ffa Bisecting: 4 revisions left to test after this (roughly 2 steps) [d337f4524861f4e74c31ee575d60f2eaa1e82388] x86/kexec: fix potential cmem->ranges out of memory determine whether the revision contains the guilty commit revision 17bdc64c0d419b78bb400c221d36eaa391d16b3a crashed and is reachable testing commit d337f4524861f4e74c31ee575d60f2eaa1e82388 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: a77a9f913f01f035d6f1c2f1bc0afaa93747406baab5359b7212272292ac35e5 all runs: OK false negative chance: 0.000 # git bisect bad d337f4524861f4e74c31ee575d60f2eaa1e82388 Bisecting: 2 revisions left to test after this (roughly 1 step) [652ab7c8fab36bd803d2947a3abf26155faa5dc5] panic: use angle-bracket include for panic.h determine whether the revision contains the guilty commit revision 17bdc64c0d419b78bb400c221d36eaa391d16b3a crashed and is reachable testing commit 652ab7c8fab36bd803d2947a3abf26155faa5dc5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: b81fb56c200bb00504d4f86eca8c2162bc6c87130c06cd310634e3c90ab2ac4f all runs: OK false negative chance: 0.000 # git bisect bad 652ab7c8fab36bd803d2947a3abf26155faa5dc5 Bisecting: 0 revisions left to test after this (roughly 0 steps) [fe7a283b39160153b6d1bd7f61b0a9d5d44987a8] ocfs2: add suballoc slot check in ocfs2_validate_inode_block() determine whether the revision contains the guilty commit revision 6debb69041724bae8a8a4d0ac60502754c1cd945 crashed and is reachable testing commit fe7a283b39160153b6d1bd7f61b0a9d5d44987a8 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: d6d267e8f7d8fba3ab6fc7c20b2d6e9aaf7d5ea4df477fc8aaf15213df76c129 all runs: OK false negative chance: 0.000 # git bisect bad fe7a283b39160153b6d1bd7f61b0a9d5d44987a8 fe7a283b39160153b6d1bd7f61b0a9d5d44987a8 is the first bad commit commit fe7a283b39160153b6d1bd7f61b0a9d5d44987a8 Author: Dmitry Antipov Date: Tue Aug 26 12:51:06 2025 +0300 ocfs2: add suballoc slot check in ocfs2_validate_inode_block() In 'ocfs2_validate_inode_block()', add suballoc slot check similar to one in 'ocfs2_get_suballoc_slot_bit()', thus preventing an out-of-bounds accesses for 'local_system_inodes' in 'get_local_system_inode()'. Most likely this fixes https://syzkaller.appspot.com/bug?extid=a77d690840e60bc2ddd8 as well. Link: https://lkml.kernel.org/r/20250826095106.666980-1-dmantipov@yandex.ru Signed-off-by: Dmitry Antipov Reported-by: syzbot+900962ac9bf1860033f2@syzkaller.appspotmail.com Closes: https://syzkaller.appspot.com/bug?extid=900962ac9bf1860033f2 Reviewed-by: Joseph Qi Cc: Mark Fasheh Cc: Joel Becker Cc: Junxiao Bi Cc: Changwei Ge Cc: Jun Piao Signed-off-by: Andrew Morton fs/ocfs2/inode.c | 8 ++++++++ 1 file changed, 8 insertions(+) accumulated error probability: 0.00 culprit signature: d6d267e8f7d8fba3ab6fc7c20b2d6e9aaf7d5ea4df477fc8aaf15213df76c129 parent signature: 5301da8fcc023de9310b1ce285aafb4259b998985415eaf705b7b6def34a37b4 revisions tested: 22, total time: 5h39m22.304761897s (build: 2h23m22.606499098s, test: 2h50m54.026063666s) first good commit: fe7a283b39160153b6d1bd7f61b0a9d5d44987a8 ocfs2: add suballoc slot check in ocfs2_validate_inode_block() recipients (to): ["akpm@linux-foundation.org" "dmantipov@yandex.ru" "joseph.qi@linux.alibaba.com"] recipients (cc): []