ci2 starts bisection 2024-04-29 10:26:42.899394362 +0000 UTC m=+11732.354351257 bisecting cause commit starting from e67572cd2204894179d89bd7b984072f19313b03 building syzkaller on 07b455f928ae5c2cd07f4d61c1b499f56ea3dd08 ensuring issue is reproducible on original commit e67572cd2204894179d89bd7b984072f19313b03 testing commit e67572cd2204894179d89bd7b984072f19313b03 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 24c99d6abef8b3498365dbe5324b894859fb0ed5444f6e4c77d9ef393240dca8 run #0: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #1: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #2: crashed: KASAN: slab-use-after-free Write in __attach_extent_node run #3: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #4: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #5: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #6: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #7: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #8: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #9: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #10: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #11: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #12: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #13: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #14: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #15: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #16: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #17: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #18: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #19: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache representative crash: KASAN: slab-use-after-free Read in sanity_check_extent_cache, types: [KASAN] check whether we can drop unnecessary instrumentation disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed testing commit e67572cd2204894179d89bd7b984072f19313b03 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 25ca151042f64a845779fce0e610da7fe1200452f9b70bfc8b9d0791d706bd42 all runs: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache representative crash: KASAN: slab-use-after-free Read in sanity_check_extent_cache, types: [KASAN] the bug reproduces without the instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed kconfig minimization: base=3971 full=8000 leaves diff=2012 split chunks (needed=false): <2012> split chunk #0 of len 2012 into 5 parts testing without sub-chunk 1/5 disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed testing commit e67572cd2204894179d89bd7b984072f19313b03 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a8e10996a1d047a66b4468122b7293150c73f69f622f4cbcd54dbcae0fda4e00 all runs: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache representative crash: KASAN: slab-use-after-free Read in sanity_check_extent_cache, types: [KASAN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed testing commit e67572cd2204894179d89bd7b984072f19313b03 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ee19378010089b097ec0dd11ac5b81887df6509fe9c7b4709c22672bf4eea65f all runs: OK false negative chance: 0.000 testing without sub-chunk 3/5 disabling configs for [BUG LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit e67572cd2204894179d89bd7b984072f19313b03 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1aa23369228f777de9143c01224c9ad74a3bef1bd585bdb3475710048b3630c5 all runs: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache representative crash: KASAN: slab-use-after-free Read in sanity_check_extent_cache, types: [KASAN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit e67572cd2204894179d89bd7b984072f19313b03 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2f8994f01e9bcca2b81d728dc12b5c26c71a8edd51d4d316d6ecfea36d39b440 all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit e67572cd2204894179d89bd7b984072f19313b03 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4da9a65854e35762ae3fef85707c92ca59e1cc1438ff5859886e07dfabcad0bf all runs: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache representative crash: KASAN: slab-use-after-free Read in sanity_check_extent_cache, types: [KASAN] the chunk can be dropped minimized to 806 configs; suspects: [6LOWPAN AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ASUS_WMI ATM AX25 CFG80211 CMA COMMON_CLK DAX DLM DRM DRM_BRIDGE DRM_BUDDY DRM_CIRRUS_QEMU DRM_DEBUG_MM DRM_DISPLAY_DP_HELPER DRM_DISPLAY_HDCP_HELPER DRM_DISPLAY_HDMI_HELPER DRM_DISPLAY_HELPER DRM_DP_AUX_BUS DRM_FBDEV_EMULATION DRM_GEM_SHMEM_HELPER DRM_I915 DRM_I915_CAPTURE_ERROR DRM_I915_COMPRESS_ERROR DRM_I915_USERPTR DRM_KMS_HELPER DRM_MIPI_DSI DRM_PANEL DRM_PANEL_BRIDGE DRM_PANEL_EDP DRM_PANEL_ORIENTATION_QUIRKS DRM_SIMPLEDRM DRM_TTM DRM_TTM_HELPER DRM_UDL DRM_VGEM DRM_VIRTIO_GPU DRM_VIRTIO_GPU_KMS DRM_VKMS DRM_VMWGFX DRM_VRAM_HELPER 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_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 EEPROM_93CX6 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 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_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_DAX_PMD 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 GENERIC_PHY GENEVE GET_FREE_REGION GFS2_FS GFS2_FS_LOCKING_DLM GOOGLE_COREBOOT_TABLE GOOGLE_FIRMWARE GOOGLE_MEMCONSOLE GOOGLE_MEMCONSOLE_COREBOOT GOOGLE_VPD GPIOLIB GPIOLIB_IRQCHIP GPIO_ACPI GPIO_DLN2 GPIO_VIPERBOARD GREENASIA_FF GREYBUS GREYBUS_BRIDGED_PHY GREYBUS_ES2 GREYBUS_HID GREYBUS_USB GTP GUEST_PERF_EVENTS GVE HAMRADIO HAVE_ARCH_NODE_DEV_GROUP HAVE_ARCH_USERFAULTFD_MINOR HAVE_ARCH_USERFAULTFD_WP HAVE_BOOTMEM_INFO_NODE 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_CMEDIA HID_CORSAIR HID_CP2112 HID_ELECOM HID_ELO HID_EMS_FF HID_GEMBIRD HID_GFRM HID_GREENASIA HID_GT683R HID_HOLTEK HID_ICADE HID_KEYTOUCH HID_KYE HID_LCPOWER HID_LED HID_LENOVO HID_LOGITECH_DJ HID_LOGITECH_HIDPP HID_MAGICMOUSE HID_MAYFLASH HID_MULTITOUCH HID_NTI HID_ORTEK HID_PENMOUNT HID_PICOLCD HID_PICOLCD_BACKLIGHT HID_PICOLCD_CIR HID_PICOLCD_FB HID_PICOLCD_LCD HID_PICOLCD_LEDS HID_PLANTRONICS HID_PRIMAX HID_PRODIKEYS HID_RETRODE HID_RMI HID_ROCCAT HID_SAITEK HID_SENSOR_ACCEL_3D HID_SENSOR_ALS 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_SMARTJOYPLUS HID_SPEEDLINK HID_STEELSERIES HID_THINGM HID_THRUSTMASTER HID_TIVO HID_TWINHAN HID_UCLOGIC HID_UDRAW_PS3 HID_WACOM HID_WALTOP HID_WIIMOTE HID_XINMO HID_ZYDACRON HMM_MIRROR HOLTEK_FF HOTPLUG_PCI_PCIE HPET_MMAP HPET_MMAP_DEFAULT HPFS_FS I2C_ALGOBIT I2C_CHARDEV I2C_DESIGNWARE_CORE I2C_DESIGNWARE_PLATFORM I2C_DIOLAN_U2C I2C_DLN2 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_DCCP_DIAG 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_IDMA64 INTEL_IOATDMA INTEL_IOMMU_DEFAULT_ON INTEL_IOMMU_SVM INTEL_ISH_HID INTEL_SOC_PMIC_CHTWC INTERVAL_TREE INTERVAL_TREE_SPAN_ITER IOMMUFD IOMMUFD_DRIVER IOMMUFD_TEST IOMMU_IOPF IOMMU_MM_DATA IOMMU_SVA 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_NAT IP6_NF_RAW IP6_NF_SECURITY IP6_NF_TARGET_HL IP6_NF_TARGET_MASQUERADE IP6_NF_TARGET_NPT 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_DCCP IP_DCCP_CCID3 IP_DCCP_TFRC_LIB IP_FIB_TRIE_STATS IP_MROUTE_MULTIPLE_TABLES IP_NF_ARPFILTER IP_NF_ARPTABLES IP_NF_ARP_MANGLE IP_NF_MATCH_AH IP_NF_MATCH_ECN IP_NF_MATCH_RPFILTER IP_NF_MATCH_TTL IP_NF_RAW IP_NF_SECURITY IP_NF_TARGET_ECN IP_NF_TARGET_NETMAP IP_NF_TARGET_REDIRECT IP_NF_TARGET_SYNPROXY IP_NF_TARGET_TTL IP_ROUTE_CLASSID IP_SCTP IP_SET IP_SET_BITMAP_IP IP_SET_BITMAP_IPMAC IP_SET_BITMAP_PORT IP_SET_HASH_IP IP_SET_HASH_IPMAC IP_SET_HASH_IPMARK IP_SET_HASH_IPPORT IP_SET_HASH_IPPORTIP IP_SET_HASH_IPPORTNET IP_SET_HASH_MAC IP_SET_HASH_NET IP_SET_HASH_NETIFACE IP_SET_HASH_NETNET IP_SET_HASH_NETPORT IP_SET_HASH_NETPORTNET IP_SET_LIST_SET IP_VS IP_VS_DH IP_VS_FO IP_VS_FTP IP_VS_IPV6 IP_VS_LBLC IP_VS_LBLCR IP_VS_LC IP_VS_PROTO_TCP IRQ_TIME_ACCOUNTING L2TP LAPB LCD_CLASS_DEVICE LIBNVDIMM MAC802154 MEDIA_COMMON_OPTIONS MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_TEST_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_RETU MFD_VIPERBOARD MMC 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 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 NOP_USB_XCEIV NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NULL_TTY NUMA_BALANCING NUMA_BALANCING_DEFAULT_ENABLED NUMA_EMU NUMA_KEEP_MEMINFO NVDIMM_DAX NVDIMM_KEYS NVDIMM_PFN 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_POOL 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 PHONET PHYLINK PHY_CPCAP_USB PHY_QCOM_USB_HS PHY_QCOM_USB_HSIC PHY_SAMSUNG_USB2 PHY_TUSB1210 PKCS7_TEST_KEY PKCS8_PRIVATE_KEY_PARSER PM_CLK PNFS_BLOCK PNFS_FILE_LAYOUT PNFS_FLEXFILE_LAYOUT PPP PPPOATM PPPOE PPPOE_HASH_BITS_4 PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_NOTIFIERS PROC_CHILDREN PSI PSTORE PSTORE_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN R8712U RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_SI4713 RADIO_TEA575X RAID6_PQ RAID_ATTRS RAS RC_ATI_REMOTE RC_CORE RC_DEVICES RDMA_RXE RDMA_SIW RDS RDS_RDMA RDS_TCP READ_ONLY_THP_FOR_FS REALTEK_AUTOPM REED_SOLOMON REED_SOLOMON_DEC8 REGMAP REGMAP_I2C REGMAP_IRQ REGMAP_MMIO REGMAP_SPI REGULATOR REGULATOR_TWL4030 REISERFS_FS REISERFS_FS_POSIX_ACL REISERFS_FS_SECURITY REISERFS_FS_XATTR REISERFS_PROC_INFO RESET_CONTROLLER RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 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 SERIAL_DEV_BUS SERIAL_DEV_CTRL_TTYPORT SERIAL_MCTRL_GPIO SGI_PARTITION SIGNATURE SIGNED_PE_FILE_VERIFICATION SLHC SLIP SLIP_COMPRESSED SLIP_MODE_SLIP6 SLIP_SMART SMARTJOYPLUS_FF SMBFS SMC SMC_DIAG SMSC_PHY 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_ANALOG SND_HDA_CODEC_CA0110 SND_HDA_CODEC_CA0132 SND_HDA_CODEC_CIRRUS SND_HDA_CODEC_CMEDIA SND_HDA_CODEC_CONEXANT SND_HDA_CODEC_HDMI SND_HDA_CODEC_REALTEK SND_HDA_CODEC_SI3054 SND_HDA_CODEC_SIGMATEL SND_HDA_CODEC_VIA SND_HDA_COMPONENT SND_HDA_CORE SND_HDA_GENERIC SND_HDA_GENERIC_LEDS SND_HDA_HWDEP SND_HDA_I915 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_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_SUPPORT_OLD_API SND_TIMER SND_USB SND_USB_6FIRE SND_USB_AUDIO 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_MASTER SQUASHFS SQUASHFS_4K_DEVBLK_SIZE SQUASHFS_COMPILE_DECOMP_SINGLE SQUASHFS_DECOMP_SINGLE 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 STP STREAM_PARSER SUNRPC_BACKCHANNEL SUN_PARTITION SW_SYNC SYSFB SYSV68_PARTITION SYSV_FS TABLET_USB_ACECAD TABLET_USB_AIPTEK TABLET_USB_HANWANG TABLET_USB_KBTAB TABLET_USB_PEGASUS TAHVO_USB TAHVO_USB_HOST_BY_DEFAULT TASKS_TRACE_RCU 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 TEXTSEARCH TEXTSEARCH_BM TEXTSEARCH_FSM TEXTSEARCH_KMP THERMAL_NETLINK THP_SWAP THRUSTMASTER_FF TIPC TIPC_CRYPTO TIPC_DIAG TIPC_MEDIA_IB TIPC_MEDIA_UDP TLS TLS_TOE TMPFS_QUOTA 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 TRANSPARENT_HUGEPAGE TRANSPARENT_HUGEPAGE_MADVISE TTPCI_EEPROM TTY_PRINTK TUN_VNET_CROSS_LE TWL4030_CORE TYPEC TYPEC_FUSB302 TYPEC_TCPCI TYPEC_TCPM TYPEC_TPS6598X TYPEC_UCSI 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 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_AIRSPY USB_ALI_M5632 USB_AN2720 USB_APPLEDISPLAY USB_ARMLINUX USB_BDC_UDC USB_BELKIN USB_C67X00_HCD USB_CATC USB_CDC_PHONET USB_CHAOSKEY USB_CHIPIDEA USB_CHIPIDEA_HOST USB_CHIPIDEA_PCI USB_CHIPIDEA_UDC USB_CONFIGFS USB_CONFIGFS_ACM USB_CONFIGFS_ECM USB_CONFIGFS_ECM_SUBSET USB_DWC2 USB_GADGET USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VIRTIO_FS VXLAN WAN WIRELESS WLAN ZONE_DEVICE] disabling configs for [BUG LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed picked [v6.8 v6.7 v6.6 v6.4 v6.2 v6.0 v5.18 v5.16 v5.13 v5.10 v5.7 v5.4 v5.1 v4.19] out of 31 release tags testing release v6.8 testing commit e8f897f4afef0031fe618a8e94127a0934896aba gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 586e1cc4633ba557cfe0f3ac453bca76533484f0e8da89ead789076537cf8c1f run #0: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #1: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #2: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #3: crashed: invalid opcode in __destroy_extent_tree run #4: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #5: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #6: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #7: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #8: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache run #9: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache representative crash: KASAN: slab-use-after-free Read in sanity_check_extent_cache, types: [KASAN] testing release v6.7 testing commit 0dd3ee31125508cd67f7e7172247f05b7fd1753a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e40e131fdadec4be6a3ca7336f426b483d1f91aa4e695e58f7c114a1d4584107 all runs: OK false negative chance: 0.000 # git bisect start e8f897f4afef0031fe618a8e94127a0934896aba 0dd3ee31125508cd67f7e7172247f05b7fd1753a Bisecting: 7004 revisions left to test after this (roughly 13 steps) [cf65598d5909acf5e7b7dc9e21786e386356bc81] Merge tag 'drm-next-2024-01-10' of git://anongit.freedesktop.org/drm/drm testing commit cf65598d5909acf5e7b7dc9e21786e386356bc81 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3f386d74a6a94f0bd27c20968df7064fd0bba10c3e0f07cb2320c4195e65c3f3 all runs: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache representative crash: KASAN: slab-use-after-free Read in sanity_check_extent_cache, types: [KASAN] # git bisect bad cf65598d5909acf5e7b7dc9e21786e386356bc81 Bisecting: 4004 revisions left to test after this (roughly 12 steps) [3e7aeb78ab01c2c2f0e1f784e5ddec88fcd3d106] Merge tag 'net-next-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next testing commit 3e7aeb78ab01c2c2f0e1f784e5ddec88fcd3d106 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fe9982da5565300223f3e109cbcb02e4677c6f490ebf029bbaef33cbf967a915 all runs: OK false negative chance: 0.000 # git bisect good 3e7aeb78ab01c2c2f0e1f784e5ddec88fcd3d106 Bisecting: 1792 revisions left to test after this (roughly 11 steps) [d2197029026021ea4bc68475e5abef2213c8b01c] Merge tag 'drm-xe-next-2023-12-21-pr1-1' of https://gitlab.freedesktop.org/drm/xe/kernel into drm-next testing commit d2197029026021ea4bc68475e5abef2213c8b01c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 41033434067f32d064fe84b179266a84f82e7339504b9b83c35fc897c7fa9694 all runs: OK false negative chance: 0.000 # git bisect good d2197029026021ea4bc68475e5abef2213c8b01c Bisecting: 890 revisions left to test after this (roughly 10 steps) [3f2f25b5aebffcc73a1afd3bad72c01b6849790a] Merge tag 'socfpga_dts_updates_for_v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux into soc/dt testing commit 3f2f25b5aebffcc73a1afd3bad72c01b6849790a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7017dfe9417bbcd7a5171a011ef5af42e5d7dafc30812971f2c62cbd63bd8f25 all runs: OK false negative chance: 0.000 # git bisect good 3f2f25b5aebffcc73a1afd3bad72c01b6849790a Bisecting: 489 revisions left to test after this (roughly 9 steps) [4c72e2b8c42e57f65d8fbfb01329e79d2b450653] Merge tag 'for-6.8/io_uring-2024-01-08' of git://git.kernel.dk/linux testing commit 4c72e2b8c42e57f65d8fbfb01329e79d2b450653 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0a116a20298540d2139835e189d8df68e534390dedfbdda566f126379a6ad416 all runs: OK false negative chance: 0.000 # git bisect good 4c72e2b8c42e57f65d8fbfb01329e79d2b450653 Bisecting: 265 revisions left to test after this (roughly 8 steps) [bf4e7080aeed29354cb156a8eb5d221ab2b6a8cc] Merge tag 'pull-rename' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs testing commit bf4e7080aeed29354cb156a8eb5d221ab2b6a8cc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 862e6cf7d69c26da639375edecb4cc64ad909580ca17f272b03add68d7d1461c all runs: OK false negative chance: 0.000 # git bisect good bf4e7080aeed29354cb156a8eb5d221ab2b6a8cc Bisecting: 122 revisions left to test after this (roughly 7 steps) [e54478fbdad20f2c58d0a4f99d01299ed8e7fe9c] Merge tag 'amd-drm-next-6.8-2024-01-05' of https://gitlab.freedesktop.org/agd5f/linux into drm-next testing commit e54478fbdad20f2c58d0a4f99d01299ed8e7fe9c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c0105cdfb1af2d00431a7902b803ef8066cbb2cad6c94410decab2910ebb4d5f all runs: OK false negative chance: 0.000 # git bisect good e54478fbdad20f2c58d0a4f99d01299ed8e7fe9c Bisecting: 60 revisions left to test after this (roughly 6 steps) [488926926a1653adfda3f662355907c896524487] Merge tag 'pull-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs testing commit 488926926a1653adfda3f662355907c896524487 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 79f0c261127deaeeaf63b1dd6212c73fbf655f85851fe8981acc0f456a490ba7 all runs: OK false negative chance: 0.000 # git bisect good 488926926a1653adfda3f662355907c896524487 Bisecting: 30 revisions left to test after this (roughly 5 steps) [94e7eb42414b6b1c11f14e0f760540993f429809] f2fs: Use wait_event_freezable_timeout() for freezable kthread testing commit 94e7eb42414b6b1c11f14e0f760540993f429809 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c5315f02eca397de77e9b0b21b42f1165fa21f5369bd149744e526234911bbb9 all runs: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache representative crash: KASAN: slab-use-after-free Read in sanity_check_extent_cache, types: [KASAN] # git bisect bad 94e7eb42414b6b1c11f14e0f760540993f429809 Bisecting: 14 revisions left to test after this (roughly 4 steps) [aca90eea8a90b1abc844504109b6f919dfbd4259] f2fs: check write pointers when checkpoint=disable testing commit aca90eea8a90b1abc844504109b6f919dfbd4259 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 38fd09c76d427906613607503f45f58a2363e3bd01efb482265574e28f20c77b all runs: OK false negative chance: 0.000 # git bisect good aca90eea8a90b1abc844504109b6f919dfbd4259 Bisecting: 7 revisions left to test after this (roughly 3 steps) [4e4f1eb9949b10cb7d76370fd27d41f20ef2b32b] f2fs: introduce f2fs_invalidate_internal_cache() for cleanup testing commit 4e4f1eb9949b10cb7d76370fd27d41f20ef2b32b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 53b223a9d6f3c381941efa4234d2c14942fbab6c34aecc2c447772fff49bb23d all runs: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache representative crash: KASAN: slab-use-after-free Read in sanity_check_extent_cache, types: [KASAN] # git bisect bad 4e4f1eb9949b10cb7d76370fd27d41f20ef2b32b Bisecting: 3 revisions left to test after this (roughly 2 steps) [a53936361330e4c55c0654605178281387d9c761] f2fs: delete obsolete FI_FIRST_BLOCK_WRITTEN testing commit a53936361330e4c55c0654605178281387d9c761 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c86f7d61886a641f6600e3401dd2f59a9c9e77d7190e68c77b264ae75cd94e4f all runs: crashed: KASAN: slab-use-after-free Read in sanity_check_extent_cache representative crash: KASAN: slab-use-after-free Read in sanity_check_extent_cache, types: [KASAN] # git bisect bad a53936361330e4c55c0654605178281387d9c761 Bisecting: 0 revisions left to test after this (roughly 1 step) [a6a010f5def544af3efcfe21683905a712b60536] f2fs: Restrict max filesize for 16K f2fs testing commit a6a010f5def544af3efcfe21683905a712b60536 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3589de8102e5667f0ad276c7012ea5e32ded042986169789e5372f2724e800ea all runs: OK false negative chance: 0.000 # git bisect good a6a010f5def544af3efcfe21683905a712b60536 a53936361330e4c55c0654605178281387d9c761 is the first bad commit commit a53936361330e4c55c0654605178281387d9c761 Author: Chao Yu Date: Sun Dec 10 17:20:35 2023 +0800 f2fs: delete obsolete FI_FIRST_BLOCK_WRITTEN Commit 3c6c2bebef79 ("f2fs: avoid punch_hole overhead when releasing volatile data") introduced FI_FIRST_BLOCK_WRITTEN as below reason: This patch is to avoid some punch_hole overhead when releasing volatile data. If volatile data was not written yet, we just can make the first page as zero. After commit 7bc155fec5b3 ("f2fs: kill volatile write support"), we won't support volatile write, but it missed to remove obsolete FI_FIRST_BLOCK_WRITTEN, delete it in this patch. Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim fs/f2fs/compress.c | 2 -- fs/f2fs/data.c | 2 -- fs/f2fs/f2fs.h | 6 ------ fs/f2fs/file.c | 3 --- fs/f2fs/gc.c | 2 -- fs/f2fs/inode.c | 25 ------------------------- 6 files changed, 40 deletions(-) accumulated error probability: 0.00 culprit signature: c86f7d61886a641f6600e3401dd2f59a9c9e77d7190e68c77b264ae75cd94e4f parent signature: 3589de8102e5667f0ad276c7012ea5e32ded042986169789e5372f2724e800ea revisions tested: 22, total time: 7h18m27.876796227s (build: 2h58m26.471907977s, test: 4h9m41.608797415s) first bad commit: a53936361330e4c55c0654605178281387d9c761 f2fs: delete obsolete FI_FIRST_BLOCK_WRITTEN recipients (to): ["chao@kernel.org" "jaegeuk@kernel.org"] recipients (cc): [] crash: KASAN: slab-use-after-free Read in sanity_check_extent_cache RSP: 002b:00007fb9870700c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000130 RAX: ffffffffffffffda RBX: 00007fb9863ac050 RCX: 00007fb98627dea9 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004 RBP: 00007fb9862ca4a4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007fb9863ac050 R15: 00007fff10eddf68 ================================================================== BUG: KASAN: slab-use-after-free in sanity_check_extent_cache+0x38b/0x410 fs/f2fs/extent_cache.c:47 Read of size 4 at addr ffff888064d9a150 by task syz-executor.0/3239 CPU: 1 PID: 3239 Comm: syz-executor.0 Not tainted 6.7.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xf8/0x260 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:364 [inline] print_report+0x167/0x540 mm/kasan/report.c:475 kasan_report+0x142/0x180 mm/kasan/report.c:588 sanity_check_extent_cache+0x38b/0x410 fs/f2fs/extent_cache.c:47 do_read_inode fs/f2fs/inode.c:513 [inline] f2fs_iget+0x2a79/0x3e40 fs/f2fs/inode.c:564 f2fs_nfs_get_inode+0x60/0xd0 fs/f2fs/super.c:3302 generic_fh_to_dentry+0x71/0xc0 fs/libfs.c:1380 exportfs_decode_fh_raw+0x15a/0x4d0 fs/exportfs/expfs.c:444 exportfs_decode_fh+0x9/0x40 fs/exportfs/expfs.c:584 do_handle_to_path fs/fhandle.c:155 [inline] handle_to_path fs/fhandle.c:210 [inline] do_handle_open+0x3b8/0x560 fs/fhandle.c:226 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4d/0xf0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x6f/0x77 RIP: 0033:0x7fb98627dea9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fb9870700c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000130 RAX: ffffffffffffffda RBX: 00007fb9863ac050 RCX: 00007fb98627dea9 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004 RBP: 00007fb9862ca4a4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007fb9863ac050 R15: 00007fff10eddf68 Allocated by task 3234: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4f/0x80 mm/kasan/common.c:52 __kasan_slab_alloc+0x66/0x80 mm/kasan/common.c:328 kasan_slab_alloc include/linux/kasan.h:188 [inline] slab_post_alloc_hook+0x67/0x3c0 mm/slab.h:763 slab_alloc_node mm/slub.c:3478 [inline] slab_alloc mm/slub.c:3486 [inline] __kmem_cache_alloc_lru mm/slub.c:3493 [inline] kmem_cache_alloc+0x1a0/0x2f0 mm/slub.c:3502 f2fs_kmem_cache_alloc_nofail fs/f2fs/f2fs.h:2801 [inline] f2fs_kmem_cache_alloc fs/f2fs/f2fs.h:2811 [inline] __grab_extent_tree+0x1b9/0x3a0 fs/f2fs/extent_cache.c:335 f2fs_init_read_extent_tree+0x3ab/0x830 fs/f2fs/extent_cache.c:406 do_read_inode fs/f2fs/inode.c:510 [inline] f2fs_iget+0x2a69/0x3e40 fs/f2fs/inode.c:564 f2fs_nfs_get_inode+0x60/0xd0 fs/f2fs/super.c:3302 generic_fh_to_dentry+0x71/0xc0 fs/libfs.c:1380 exportfs_decode_fh_raw+0x15a/0x4d0 fs/exportfs/expfs.c:444 exportfs_decode_fh+0x9/0x40 fs/exportfs/expfs.c:584 do_handle_to_path fs/fhandle.c:155 [inline] handle_to_path fs/fhandle.c:210 [inline] do_handle_open+0x3b8/0x560 fs/fhandle.c:226 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4d/0xf0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x6f/0x77 Freed by task 3234: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4f/0x80 mm/kasan/common.c:52 kasan_save_free_info+0x28/0x40 mm/kasan/generic.c:522 ____kasan_slab_free+0x122/0x1f0 mm/kasan/common.c:236 kasan_slab_free include/linux/kasan.h:164 [inline] slab_free_hook mm/slub.c:1800 [inline] slab_free_freelist_hook mm/slub.c:1826 [inline] slab_free mm/slub.c:3809 [inline] kmem_cache_free+0x2f0/0x520 mm/slub.c:3831 __destroy_extent_tree+0x3dc/0x5c0 fs/f2fs/extent_cache.c:1135 f2fs_destroy_extent_tree+0xf/0x20 fs/f2fs/extent_cache.c:1146 f2fs_evict_inode+0x346/0x1180 fs/f2fs/inode.c:835 evict+0x264/0x650 fs/inode.c:664 f2fs_iget+0x1dda/0x3e40 fs/f2fs/inode.c:625 f2fs_nfs_get_inode+0x60/0xd0 fs/f2fs/super.c:3302 generic_fh_to_dentry+0x71/0xc0 fs/libfs.c:1380 exportfs_decode_fh_raw+0x15a/0x4d0 fs/exportfs/expfs.c:444 exportfs_decode_fh+0x9/0x40 fs/exportfs/expfs.c:584 do_handle_to_path fs/fhandle.c:155 [inline] handle_to_path fs/fhandle.c:210 [inline] do_handle_open+0x3b8/0x560 fs/fhandle.c:226 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4d/0xf0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x6f/0x77 The buggy address belongs to the object at ffff888064d9a0d0 which belongs to the cache f2fs_extent_tree of size 144 The buggy address is located 128 bytes inside of freed 144-byte region [ffff888064d9a0d0, ffff888064d9a160) The buggy address belongs to the physical page: page:ffffea0001936680 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x64d9a flags: 0xfff00000000800(slab|node=0|zone=1|lastcpupid=0x7ff) page_type: 0xffffffff() raw: 00fff00000000800 ffff88801129cb40 dead000000000122 0000000000000000 raw: 0000000000000000 0000000080130013 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Reclaimable, gfp_mask 0x112c50(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_HARDWALL|__GFP_RECLAIMABLE), pid 3232, tgid 3225 (syz-executor.0), ts 58847196892, free_ts 6660670484 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x10f/0x130 mm/page_alloc.c:1537 prep_new_page mm/page_alloc.c:1544 [inline] get_page_from_freelist+0x345c/0x3600 mm/page_alloc.c:3312 __alloc_pages+0x255/0x650 mm/page_alloc.c:4568 alloc_pages_mpol+0x27f/0x4d0 mm/mempolicy.c:2133 alloc_slab_page+0x6a/0x170 mm/slub.c:1870 allocate_slab mm/slub.c:2017 [inline] new_slab+0x70/0x270 mm/slub.c:2070 ___slab_alloc+0x94b/0xee0 mm/slub.c:3223 __slab_alloc mm/slub.c:3322 [inline] __slab_alloc_node mm/slub.c:3375 [inline] slab_alloc_node mm/slub.c:3468 [inline] slab_alloc mm/slub.c:3486 [inline] __kmem_cache_alloc_lru mm/slub.c:3493 [inline] kmem_cache_alloc+0x1e5/0x2f0 mm/slub.c:3502 f2fs_kmem_cache_alloc_nofail fs/f2fs/f2fs.h:2801 [inline] f2fs_kmem_cache_alloc fs/f2fs/f2fs.h:2811 [inline] __grab_extent_tree+0x1b9/0x3a0 fs/f2fs/extent_cache.c:335 f2fs_init_read_extent_tree+0x3ab/0x830 fs/f2fs/extent_cache.c:406 do_read_inode fs/f2fs/inode.c:510 [inline] f2fs_iget+0x2a69/0x3e40 fs/f2fs/inode.c:564 f2fs_nfs_get_inode+0x60/0xd0 fs/f2fs/super.c:3302 generic_fh_to_dentry+0x71/0xc0 fs/libfs.c:1380 exportfs_decode_fh_raw+0x15a/0x4d0 fs/exportfs/expfs.c:444 exportfs_decode_fh+0x9/0x40 fs/exportfs/expfs.c:584 do_handle_to_path fs/fhandle.c:155 [inline] handle_to_path fs/fhandle.c:210 [inline] do_handle_open+0x3b8/0x560 fs/fhandle.c:226 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1137 [inline] free_unref_page_prepare+0x7fd/0x910 mm/page_alloc.c:2347 free_unref_page+0x37/0x3a0 mm/page_alloc.c:2487 free_contig_range+0x91/0x140 mm/page_alloc.c:6536 destroy_args+0x72/0x6e0 mm/debug_vm_pgtable.c:1028 debug_vm_pgtable+0x3c2/0x5e0 mm/debug_vm_pgtable.c:1408 do_one_initcall+0x196/0x4d0 init/main.c:1236 do_initcall_level+0x11e/0x1e0 init/main.c:1298 do_initcalls+0x3e/0x70 init/main.c:1314 kernel_init_freeable+0x35f/0x4c0 init/main.c:1551 kernel_init+0x18/0x1a0 init/main.c:1441 ret_from_fork+0x32/0x60 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1b/0x30 arch/x86/entry/entry_64.S:242 Memory state around the buggy address: ffff888064d9a000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff888064d9a080: fb fb fc fc fc fc fc fc fc fc fa fb fb fb fb fb >ffff888064d9a100: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc ^ ffff888064d9a180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff888064d9a200: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ==================================================================