ci2 starts bisection 2023-09-23 16:44:09.87021344 +0000 UTC m=+894381.899387543 bisecting fixing commit since aff03380bda4d25717170b42c92b54143aec0a36 building syzkaller on 924768299f97ac88b84f09eb979919305c8af5bb ensuring issue is reproducible on original commit aff03380bda4d25717170b42c92b54143aec0a36 testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ca6bd82d4140cefa122f42640894a3be3aaa80431c3ef4e831ad38f255014ec8 run #0: crashed: KASAN: invalid-free in diUnmount run #1: crashed: kernel BUG in diUnmount run #2: crashed: KASAN: invalid-free in diUnmount run #3: crashed: kernel BUG in diUnmount run #4: crashed: kernel BUG in diUnmount run #5: crashed: KASAN: invalid-free in diUnmount run #6: crashed: KASAN: invalid-free in diUnmount run #7: crashed: kernel BUG in diUnmount run #8: crashed: KASAN: invalid-free in diUnmount run #9: crashed: kernel BUG in diUnmount run #10: crashed: KASAN: invalid-free in diUnmount run #11: crashed: KASAN: invalid-free in diUnmount run #12: crashed: KASAN: invalid-free in diUnmount run #13: crashed: KASAN: invalid-free in diUnmount run #14: crashed: KASAN: invalid-free in diUnmount run #15: crashed: KASAN: invalid-free in diUnmount run #16: crashed: KASAN: invalid-free in diUnmount run #17: crashed: kernel BUG in diUnmount run #18: crashed: KASAN: invalid-free in diUnmount run #19: crashed: KASAN: invalid-free in diUnmount representative crash: KASAN: invalid-free in diUnmount, types: [KASAN] check whether we can drop unnecessary instrumentation disabling configs for [UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e9c7aac637326caeffb60bb522dcaac407912f023a32e4110913655b5d2d83b6 run #0: crashed: KASAN: invalid-free in diUnmount run #1: crashed: invalid opcode in corrupted run #2: crashed: invalid opcode in corrupted run #3: crashed: invalid opcode in corrupted run #4: crashed: invalid opcode in corrupted run #5: crashed: KASAN: invalid-free in diUnmount run #6: crashed: KASAN: invalid-free in diUnmount run #7: crashed: invalid opcode in corrupted run #8: crashed: KASAN: invalid-free in diUnmount run #9: crashed: KASAN: invalid-free in diUnmount representative crash: KASAN: invalid-free in diUnmount, types: [KASAN UNKNOWN] the bug reproduces without the instrumentation disabling configs for [LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG], they are not needed kconfig minimization: base=3703 full=7267 leaves diff=1985 split chunks (needed=false): <1985> split chunk #0 of len 1985 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 aff03380bda4d25717170b42c92b54143aec0a36 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 507f392691489b194b78c75d0eda432f506a78b4ff3166819ea1752fe03f0b35 run #0: crashed: invalid opcode in corrupted run #1: crashed: invalid opcode in corrupted run #2: crashed: KASAN: invalid-free in diUnmount run #3: crashed: KASAN: invalid-free in diUnmount run #4: crashed: invalid opcode in corrupted run #5: crashed: invalid opcode in corrupted run #6: crashed: KASAN: invalid-free in diUnmount run #7: crashed: KASAN: invalid-free in diUnmount run #8: crashed: invalid opcode in corrupted run #9: crashed: KASAN: invalid-free in diUnmount representative crash: invalid opcode in corrupted, types: [UNKNOWN KASAN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9c3506278f13abeb9c89da1b9946e067c3f288149bbe1eb5f757d1cdcf5c993a run #0: crashed: invalid opcode in corrupted run #1: crashed: KASAN: invalid-free in diUnmount run #2: crashed: KASAN: invalid-free in diUnmount run #3: crashed: invalid opcode in corrupted run #4: crashed: invalid opcode in corrupted run #5: crashed: KASAN: invalid-free in diUnmount run #6: crashed: KASAN: invalid-free in diUnmount run #7: crashed: KASAN: invalid-free in diUnmount run #8: crashed: invalid opcode in corrupted run #9: crashed: invalid opcode in corrupted representative crash: invalid opcode in corrupted, types: [UNKNOWN KASAN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [BUG LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fed5a172c4d86a5d5728f4b75f1f7c4a69c7cd04c795d4722b4965cf64403b1a all runs: OK false negative chance: 0.000 testing without sub-chunk 4/5 disabling configs for [BUG LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c356b55ad3b9c3b89bce8e7b9cf9ba57cfc55e47cb1c6e90a327cbebe9f38791 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 aff03380bda4d25717170b42c92b54143aec0a36 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9cace143799f21db713920ba7c31e2d7314f20277b4cfa1e16fb38d788342e0d run #0: crashed: KASAN: invalid-free in diUnmount run #1: crashed: invalid opcode in corrupted run #2: crashed: KASAN: invalid-free in diUnmount run #3: crashed: KASAN: invalid-free in diUnmount run #4: crashed: invalid opcode in corrupted run #5: crashed: KASAN: invalid-free in diUnmount run #6: crashed: KASAN: invalid-free in diUnmount run #7: crashed: KASAN: invalid-free in diUnmount run #8: crashed: invalid opcode in corrupted run #9: crashed: invalid opcode in corrupted representative crash: KASAN: invalid-free in diUnmount, types: [KASAN UNKNOWN] the chunk can be dropped minimized to 794 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ASYMMETRIC_TPM_KEY_SUBTYPE ATM AX25 BRIDGE BRIDGE_NETFILTER CAN CFG80211 CHECKPOINT_RESTORE CMA DAX DLM DVB_CORE ENCRYPTED_KEYS EXTCON FB FSCACHE GENEVE GPIOLIB HAMRADIO HID_SENSOR_HUB HID_SMARTJOYPLUS HID_THRUSTMASTER HSR IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_JOYSTICK INPUT_MOUSE INPUT_TABLET INPUT_TOUCHSCREEN IP6_NF_RAW IPV6_MULTIPLE_TABLES IP_NF_RAW IP_SCTP IP_SET IP_VS ISDN ISDN_CAPI_MIDDLEWARE JFFS2_CMODE_PRIORITY JFFS2_COMPRESSION_OPTIONS JFFS2_FS JFFS2_FS_POSIX_ACL JFFS2_FS_SECURITY JFFS2_FS_WRITEBUFFER JFFS2_FS_XATTR JFFS2_LZO JFFS2_RTIME JFFS2_RUBIN JFFS2_SUMMARY JFFS2_ZLIB JFS_DEBUG JFS_FS JFS_POSIX_ACL JFS_SECURITY JOYSTICK_IFORCE JOYSTICK_IFORCE_USB JOYSTICK_XPAD JOYSTICK_XPAD_FF JOYSTICK_XPAD_LEDS KARMA_PARTITION KCOV KCOV_ENABLE_COMPARISONS KCOV_INSTRUMENT_ALL KEYS_REQUEST_CACHE KEY_DH_OPERATIONS KEY_NOTIFICATIONS KSM KVM KVM_AMD KVM_ASYNC_PF KVM_COMPAT KVM_GENERIC_DIRTYLOG_READ_PROTECT KVM_INTEL KVM_MMIO KVM_VFIO KVM_XEN KVM_XFER_TO_GUEST_WORK L2TP L2TP_ETH L2TP_IP L2TP_V3 LAPB LAPBETHER LDM_PARTITION LEDS_TRIGGER_AUDIO LEGACY_PTYS LIBCRC32C LIBNVDIMM LINEAR_RANGES LLC LLC2 LOGIG940_FF LOGIRUMBLEPAD2_FF LOGO LOGO_LINUX_MONO LOGO_LINUX_VGA16 LPC_ICH LWTUNNEL LWTUNNEL_BPF LZ4HC_COMPRESS LZ4_COMPRESS MAC80211 MAC80211_DEBUGFS MAC80211_HAS_RC MAC80211_HWSIM MAC80211_MESH MAC80211_RC_DEFAULT_MINSTREL MAC80211_RC_MINSTREL MACSEC MACVLAN MACVTAP MAC_PARTITION MAPPING_DIRTY_HELPERS MD_LINEAR MD_MULTIPATH MD_RAID0 MD_RAID1 MD_RAID10 MD_RAID456 MEDIA_ANALOG_TV_SUPPORT MEDIA_ATTACH MEDIA_COMMON_OPTIONS MEDIA_CONTROLLER MEDIA_CONTROLLER_DVB MEDIA_CONTROLLER_REQUEST_API MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_SUPPORT_FILTER MEDIA_TUNER MEDIA_TUNER_MSI001 MEDIA_TUNER_XC2028 MEDIA_TUNER_XC5000 MEDIA_USB_SUPPORT MEMORY_BALLOON MEMORY_HOTPLUG MEMORY_HOTPLUG_DEFAULT_ONLINE MEMORY_HOTREMOVE MEMORY_ISOLATION MEMREGION MEMSTICK MEMSTICK_REALTEK_USB MEM_SOFT_DIRTY MFD_CORE MFD_DLN2 MFD_RETU MFD_SYSCON MHI_BUS MHI_WWAN_CTRL MHP_MEMMAP_ON_MEMORY MICROCHIP_PHY MINIX_FS MINIX_SUBPARTITION MISC_RTSX MISC_RTSX_USB MISDN MISDN_DSP MISDN_HFCUSB MISDN_L1OIP MKISS MLX4_CORE MLX4_INFINIBAND MMC MMC_REALTEK_USB MMC_USHC MMC_VUB300 MMU_NOTIFIER MODULE_SRCVERSION_ALL MODVERSIONS MOST MOUSE_APPLETOUCH MOUSE_BCM5974 MOUSE_PS2 MOUSE_PS2_ALPS MOUSE_PS2_BYD MOUSE_PS2_CYPRESS MOUSE_PS2_FOCALTECH MOUSE_PS2_LIFEBOOK MOUSE_PS2_LOGIPS2PP MOUSE_PS2_SMBUS MOUSE_PS2_SYNAPTICS MOUSE_PS2_SYNAPTICS_SMBUS MOUSE_PS2_TRACKPOINT MOUSE_SYNAPTICS_USB MPLS MPLS_IPTUNNEL MPLS_ROUTING MPTCP MPTCP_IPV6 MRP MTD MTD_BLKDEVS MTD_BLOCK MTD_BLOCK2MTD MTD_CFI_I1 MTD_CFI_I2 MTD_MAP_BANK_WIDTH_1 MTD_MAP_BANK_WIDTH_2 MTD_MAP_BANK_WIDTH_4 MTD_MTDRAM MTD_PHRAM MTD_SLRAM MTD_UBI MUSB_PIO_ONLY ND_BLK ND_BTT ND_CLAIM ND_PFN NETDEVSIM NETFILTER_ADVANCED NETFILTER_CONNCOUNT NETFILTER_FAMILY_ARP NETFILTER_FAMILY_BRIDGE NETFILTER_NETLINK_ACCT NETFILTER_NETLINK_GLUE_CT NETFILTER_NETLINK_OSF NETFILTER_NETLINK_QUEUE NETFILTER_SYNPROXY NETFILTER_XT_CONNMARK NETFILTER_XT_MATCH_BPF NETFILTER_XT_MATCH_CGROUP NETFILTER_XT_MATCH_CLUSTER NETFILTER_XT_MATCH_COMMENT NETFILTER_XT_MATCH_CONNBYTES NETFILTER_XT_MATCH_CONNLABEL NETFILTER_XT_MATCH_CONNLIMIT NETFILTER_XT_MATCH_CONNMARK NETFILTER_XT_MATCH_CPU NETFILTER_XT_MATCH_DCCP NETFILTER_XT_MATCH_DEVGROUP NETFILTER_XT_MATCH_DSCP NETFILTER_XT_MATCH_ECN NETFILTER_XT_MATCH_ESP NETFILTER_XT_MATCH_HASHLIMIT NETFILTER_XT_MATCH_HELPER NETFILTER_XT_MATCH_HL NETFILTER_XT_MATCH_IPCOMP NETFILTER_XT_MATCH_IPRANGE NETFILTER_XT_MATCH_IPVS NETFILTER_XT_MATCH_L2TP NETFILTER_XT_MATCH_LENGTH NETFILTER_XT_MATCH_LIMIT NETFILTER_XT_MATCH_MAC NETFILTER_XT_MATCH_MARK NETFILTER_XT_MATCH_MULTIPORT NETFILTER_XT_MATCH_NFACCT NETFILTER_XT_MATCH_OSF NETFILTER_XT_MATCH_OWNER NETFILTER_XT_MATCH_PHYSDEV NETFILTER_XT_MATCH_PKTTYPE NETFILTER_XT_MATCH_QUOTA NETFILTER_XT_MATCH_RATEEST NETFILTER_XT_MATCH_REALM NETFILTER_XT_MATCH_RECENT NETFILTER_XT_MATCH_SCTP NETFILTER_XT_MATCH_SOCKET NETFILTER_XT_MATCH_STATISTIC NETFILTER_XT_MATCH_STRING NETFILTER_XT_MATCH_TCPMSS NETFILTER_XT_MATCH_TIME NETFILTER_XT_MATCH_U32 NETFILTER_XT_SET NETFILTER_XT_TARGET_AUDIT NETFILTER_XT_TARGET_CHECKSUM NETFILTER_XT_TARGET_CLASSIFY NETFILTER_XT_TARGET_CONNMARK NETFILTER_XT_TARGET_CT NETFILTER_XT_TARGET_DSCP NETFILTER_XT_TARGET_HL NETFILTER_XT_TARGET_HMARK NETFILTER_XT_TARGET_IDLETIMER NETFILTER_XT_TARGET_LED NETFILTER_XT_TARGET_MARK NETFILTER_XT_TARGET_NETMAP NETFILTER_XT_TARGET_NFQUEUE NETFILTER_XT_TARGET_NOTRACK NETFILTER_XT_TARGET_RATEEST NETFILTER_XT_TARGET_REDIRECT NETFILTER_XT_TARGET_TCPOPTSTRIP NETFILTER_XT_TARGET_TEE NETFILTER_XT_TARGET_TPROXY NETFILTER_XT_TARGET_TRACE NETFS_SUPPORT NETLABEL NETLINK_DIAG NETROM NET_9P_RDMA NET_ACT_BPF NET_ACT_CONNMARK NET_ACT_CSUM NET_ACT_CT NET_ACT_CTINFO NET_ACT_GATE NET_ACT_IFE NET_ACT_IPT NET_ACT_MPLS NET_ACT_NAT NET_ACT_PEDIT NET_ACT_POLICE NET_ACT_SAMPLE NET_ACT_SIMP NET_ACT_SKBEDIT NET_ACT_SKBMOD NET_ACT_TUNNEL_KEY NET_ACT_VLAN NET_CLS_BASIC NET_CLS_BPF NET_CLS_CGROUP NET_CLS_FLOW NET_CLS_FLOWER NET_CLS_FW NET_CLS_MATCHALL NET_CLS_ROUTE4 NET_CLS_RSVP NET_CLS_RSVP6 NET_DEVLINK NET_DROP_MONITOR NET_DSA NET_DSA_TAG_BRCM NET_DSA_TAG_BRCM_COMMON NET_DSA_TAG_BRCM_PREPEND NET_DSA_TAG_MTK NET_DSA_TAG_QCA NET_DSA_TAG_RTL4_A NET_EGRESS NET_EMATCH_CANID NET_EMATCH_CMP NET_EMATCH_IPSET NET_EMATCH_IPT NET_EMATCH_META NET_EMATCH_NBYTE NET_EMATCH_TEXT NET_EMATCH_U32 NET_FC NET_FOU NET_FOU_IP_TUNNELS NET_IFE NET_IFE_SKBMARK NET_IFE_SKBPRIO NET_IFE_SKBTCINDEX NET_IPGRE NET_IPGRE_BROADCAST NET_IPGRE_DEMUX NET_IPIP NET_IPVTI NET_KEY NET_KEY_MIGRATE NET_L3_MASTER_DEV NET_MPLS_GSO NET_NCSI NET_NSH NET_REDIRECT NET_SCH_ATM NET_SCH_CAKE NET_SCH_CBQ NET_SCH_CBS NET_SCH_CHOKE NET_SCH_CODEL NET_SCH_DRR NET_SCH_DSMARK NET_SCH_ETF NET_SCH_ETS NET_SCH_FQ NET_SCH_FQ_CODEL NET_SCH_FQ_PIE NET_SCH_GRED NET_SCH_HFSC NET_SCH_HHF NET_SCH_HTB NET_SCH_INGRESS NET_SCH_MQPRIO NET_SCH_MULTIQ NET_SCH_NETEM NET_SCH_PIE NET_SCH_PLUG NET_SCH_PRIO NET_SCH_QFQ NET_SCH_RED NET_SCH_SFB NET_SCH_SFQ NET_SCH_SKBPRIO NET_SCH_TAPRIO NET_SCH_TBF NET_SCH_TEQL NET_SOCK_MSG NET_SWITCHDEV NET_TC_SKB_EXT NET_TEAM NET_TEAM_MODE_ACTIVEBACKUP NET_TEAM_MODE_BROADCAST NET_TEAM_MODE_LOADBALANCE NET_TEAM_MODE_RANDOM NET_TEAM_MODE_ROUNDROBIN NET_UDP_TUNNEL NET_VRF NFC NFC_DIGITAL NFC_FDP NFC_HCI NFC_MRVL NFC_MRVL_USB NFC_NCI NFC_NCI_UART NFC_PN533 NFC_PN533_USB NFC_PORT100 NFC_SHDLC NFC_SIM NFC_VIRTUAL_NCI NFSD NFSD_BLOCKLAYOUT NFSD_FLEXFILELAYOUT NFSD_PNFS NFSD_SCSILAYOUT NFSD_V2_ACL NFSD_V3 NFSD_V3_ACL NFSD_V4 NFSD_V4_2_INTER_SSC NFSD_V4_SECURITY_LABEL NFS_FSCACHE NFS_V4_1 NFS_V4_2 NFS_V4_2_READ_PLUS NFS_V4_2_SSC_HELPER NFS_V4_SECURITY_LABEL NFT_BRIDGE_META NFT_BRIDGE_REJECT NFT_COMPAT NFT_CONNLIMIT NFT_COUNTER NFT_CT NFT_DUP_IPV4 NFT_DUP_IPV6 NFT_DUP_NETDEV NFT_FIB NFT_FIB_INET NFT_FIB_IPV4 NFT_FIB_IPV6 NFT_FIB_NETDEV NFT_FLOW_OFFLOAD NFT_HASH NFT_LIMIT NFT_LOG NFT_MASQ NFT_NAT NFT_NUMGEN NFT_OBJREF NFT_OSF NFT_QUEUE NFT_QUOTA NFT_REDIR NFT_REJECT NFT_REJECT_INET NFT_REJECT_IPV4 NFT_REJECT_IPV6 NFT_REJECT_NETDEV NFT_SOCKET NFT_SYNPROXY NFT_TPROXY NFT_TUNNEL NFT_XFRM NF_CONNTRACK_AMANDA NF_CONNTRACK_BRIDGE NF_CONNTRACK_BROADCAST NF_CONNTRACK_EVENTS NF_CONNTRACK_H323 NF_CONNTRACK_LABELS NF_CONNTRACK_MARK NF_CONNTRACK_NETBIOS_NS NF_CONNTRACK_PPTP NF_CONNTRACK_SANE NF_CONNTRACK_SNMP NF_CONNTRACK_TFTP NF_CONNTRACK_TIMEOUT NF_CONNTRACK_TIMESTAMP NF_CONNTRACK_ZONES NF_CT_NETLINK_HELPER NF_CT_NETLINK_TIMEOUT NF_CT_PROTO_DCCP NF_CT_PROTO_GRE NF_CT_PROTO_SCTP NF_CT_PROTO_UDPLITE NF_DUP_IPV4 NF_DUP_IPV6 NF_DUP_NETDEV NF_FLOW_TABLE NF_FLOW_TABLE_INET NF_FLOW_TABLE_IPV4 NF_FLOW_TABLE_IPV6 NF_NAT_AMANDA NF_NAT_H323 NF_NAT_PPTP NF_NAT_REDIRECT NF_NAT_SNMP_BASIC NF_NAT_TFTP NF_SOCKET_IPV4 NF_SOCKET_IPV6 NF_TABLES NF_TABLES_ARP NF_TABLES_BRIDGE NF_TABLES_INET NF_TABLES_IPV4 NF_TABLES_IPV6 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 NOP_USB_XCEIV NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NTFS_FS NTFS_RW 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_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PADATA PAGE_IDLE_FLAG PAGE_REPORTING 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 PNFS_BLOCK PNFS_FILE_LAYOUT PNFS_FLEXFILE_LAYOUT PPP PPPOATM PPPOE PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_DYNAMIC PREEMPT_NOTIFIERS PREEMPT_RCU PRISM2_USB PROC_CHILDREN PSAMPLE PSI PSTORE PSTORE_842_COMPRESS PSTORE_COMPRESS PSTORE_DEFLATE_COMPRESS PSTORE_DEFLATE_COMPRESS_DEFAULT PSTORE_LZ4HC_COMPRESS PSTORE_LZ4_COMPRESS PSTORE_LZO_COMPRESS PSTORE_ZSTD_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN R8712U RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_TEA575X RAID6_PQ RAID_ATTRS 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 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 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 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_COMMON SMC SMC_DIAG SMSC_PHY SMS_SIANO_MDTV SMS_SIANO_RC SMS_USB_DRV SND SND_ALOOP SND_BCD2000 SND_CTL_LED SND_CTL_VALIDATION 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_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_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_CGROUP_DATA SOCK_VALIDATE_XMIT SOLARIS_X86_PARTITION SONY_FF SOUND SOUND_OSS_CORE SOUND_OSS_CORE_PRECLAIM SPI SPI_DLN2 SPI_DYNAMIC SPI_MASTER SQUASHFS SQUASHFS_4K_DEVBLK_SIZE 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 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_RCU TASKS_RCU_GENERIC 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 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 TPM_KEY_PARSER TRANSPARENT_HUGEPAGE TRANSPARENT_HUGEPAGE_MADVISE TRUSTED_KEYS 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_GENERIC USB_CHIPIDEA_HOST USB_CHIPIDEA_IMX USB_CHIPIDEA_MSM USB_CHIPIDEA_PCI USB_CHIPIDEA_TEGRA USB_CHIPIDEA_UDC USB_CONFIGFS USB_CONFIGFS_ACM USB_CONFIGFS_ECM USB_CONFIGFS_ECM_SUBSET USB_CONFIGFS_EEM USB_CONFIGFS_F_FS USB_CONFIGFS_F_HID USB_CONFIGFS_F_LB_SS USB_DWC2 USB_GADGET USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VIDEO_V4L2 VXLAN WAN WATCH_QUEUE WIRELESS WLAN WWAN X25 X86_X32 ZONE_DEVICE] disabling configs for [LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG], they are not needed determining the merge base between aff03380bda4d25717170b42c92b54143aec0a36 and d90b0276af8f25a0b8ae081a30d1b2a61263393b 8bb7eca972ad531c9b149c0a51ab43a417385813/Linux 5.15 is a merge base, check if it has the bug testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 38da06ff1f3ae1dafd56750f8210fbfb59466baf9da65a820db0f95c804f7430 run #0: crashed: invalid opcode in corrupted run #1: crashed: KASAN: invalid-free in diUnmount run #2: crashed: KASAN: invalid-free in diUnmount run #3: crashed: invalid opcode in corrupted run #4: crashed: KASAN: invalid-free in diUnmount run #5: crashed: KASAN: invalid-free in diUnmount run #6: crashed: KASAN: invalid-free in diUnmount run #7: crashed: KASAN: invalid-free in diUnmount run #8: crashed: invalid opcode in corrupted run #9: crashed: KASAN: invalid-free in diUnmount representative crash: KASAN: invalid-free in diUnmount, types: [KASAN UNKNOWN] testing current HEAD d90b0276af8f25a0b8ae081a30d1b2a61263393b testing commit d90b0276af8f25a0b8ae081a30d1b2a61263393b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a33de7c8a5f416e7711b2fe2a38166e4e14d346ac404e3d20df1ff076d1ea409 all runs: OK false negative chance: 0.000 # git bisect start d90b0276af8f25a0b8ae081a30d1b2a61263393b 8bb7eca972ad531c9b149c0a51ab43a417385813 Bisecting: 85469 revisions left to test after this (roughly 16 steps) [0a78a376ef3c2f3d397df48909f00cd75f92137a] Merge tag 'for-6.1/io_uring-2022-10-03' of git://git.kernel.dk/linux determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 0a78a376ef3c2f3d397df48909f00cd75f92137a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f11056ff3199ee8a93763aa36e5a060b8d29bec0c6122bdbe69da9ca1d6f2dba all runs: crashed: KASAN: invalid-free in diUnmount representative crash: KASAN: invalid-free in diUnmount, types: [KASAN] # git bisect good 0a78a376ef3c2f3d397df48909f00cd75f92137a Bisecting: 42751 revisions left to test after this (roughly 15 steps) [d53c3eaaef6a05fec04e8b5990d97d7216eb5e42] Merge tag 'soc-dt-6.4' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit d53c3eaaef6a05fec04e8b5990d97d7216eb5e42 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 56dd6ceced317690b2634b9053a9c670fd5a7353dc5f41bd3266bf624bdc548c all runs: crashed: KASAN: invalid-free in diUnmount representative crash: KASAN: invalid-free in diUnmount, types: [KASAN] # git bisect good d53c3eaaef6a05fec04e8b5990d97d7216eb5e42 Bisecting: 21375 revisions left to test after this (roughly 14 steps) [1b722407a13b7f8658d2e26917791f32805980a2] Merge tag 'drm-next-2023-06-29' of git://anongit.freedesktop.org/drm/drm determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 1b722407a13b7f8658d2e26917791f32805980a2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ca24883693691b134941f2ae47ffda461e9199322cf34f109d5a9fa42f3e05d3 all runs: crashed: KASAN: invalid-free in diUnmount representative crash: KASAN: invalid-free in diUnmount, types: [KASAN] # git bisect good 1b722407a13b7f8658d2e26917791f32805980a2 Bisecting: 9800 revisions left to test after this (roughly 13 steps) [bd6c11bc43c496cddfc6cf603b5d45365606dbd5] Merge tag 'net-next-6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next determine whether the revision contains the guilty commit revision d53c3eaaef6a05fec04e8b5990d97d7216eb5e42 crashed and is reachable testing commit bd6c11bc43c496cddfc6cf603b5d45365606dbd5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 985554d80e49cab976fdf68f14a61d34a657f2d0a4e8c2436af86ac5e7145a17 all runs: crashed: KASAN: invalid-free in diUnmount representative crash: KASAN: invalid-free in diUnmount, types: [KASAN] # git bisect good bd6c11bc43c496cddfc6cf603b5d45365606dbd5 Bisecting: 4898 revisions left to test after this (roughly 12 steps) [47d154eb2ac4e508555937207031ba062119e371] Merge tag 'libnvdimm-for-6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 47d154eb2ac4e508555937207031ba062119e371 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 50ef7e5679d6c337c0398abf581ea6402454a43e202ca97aa94f018356ab7ee1 all runs: crashed: KASAN: invalid-free in diUnmount representative crash: KASAN: invalid-free in diUnmount, types: [KASAN] # git bisect good 47d154eb2ac4e508555937207031ba062119e371 Bisecting: 2438 revisions left to test after this (roughly 11 steps) [708283abf896dd4853e673cc8cba70acaf9bf4ea] Merge tag 'dmaengine-6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine determine whether the revision contains the guilty commit revision 0a78a376ef3c2f3d397df48909f00cd75f92137a crashed and is reachable testing commit 708283abf896dd4853e673cc8cba70acaf9bf4ea gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 27764afb3caab1cfeac64e23e43a06bfdfc34261d06242c293ab5fb07f233787 all runs: OK false negative chance: 0.000 # git bisect bad 708283abf896dd4853e673cc8cba70acaf9bf4ea Bisecting: 1130 revisions left to test after this (roughly 10 steps) [1c9f8dff62d85ce00b0e99f774a84bd783af7cac] Merge tag 'char-misc-6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 1c9f8dff62d85ce00b0e99f774a84bd783af7cac gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 724c8af560411af6bbabd32bfefd774f7c311fde20a7b08b6759d17ef0210ca5 all runs: OK false negative chance: 0.000 # git bisect bad 1c9f8dff62d85ce00b0e99f774a84bd783af7cac Bisecting: 593 revisions left to test after this (roughly 9 steps) [51e7accbe8ab51476fbe55fbb5616c12fb3a0beb] Merge tag 'usb-6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb determine whether the revision contains the guilty commit revision 0a78a376ef3c2f3d397df48909f00cd75f92137a crashed and is reachable testing commit 51e7accbe8ab51476fbe55fbb5616c12fb3a0beb gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d41cda6020df20b93f6f7e6313bebf5d769a89b1cc99647444e11bb60d0afdb9 all runs: OK false negative chance: 0.000 # git bisect bad 51e7accbe8ab51476fbe55fbb5616c12fb3a0beb Bisecting: 350 revisions left to test after this (roughly 9 steps) [f35d1706159e015848ec7421e91b44b614c02dc2] Merge tag 'nfsd-6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux determine whether the revision contains the guilty commit revision d53c3eaaef6a05fec04e8b5990d97d7216eb5e42 crashed and is reachable testing commit f35d1706159e015848ec7421e91b44b614c02dc2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b52aec4df1493a40028c7ca7bf7a6163c8bbe5287fd0de756e7ca097d60ebbd3 all runs: OK false negative chance: 0.000 # git bisect bad f35d1706159e015848ec7421e91b44b614c02dc2 Bisecting: 172 revisions left to test after this (roughly 8 steps) [4ad0a4c2343d3981e92df2b39fa262be62a9091a] Merge tag 'powerpc-6.6-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 4ad0a4c2343d3981e92df2b39fa262be62a9091a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 96b0f887f5a4e1890dc74038ba55acfb77ed4577a2c6b73fb864483ce76ed10b all runs: crashed: KASAN: invalid-free in diUnmount representative crash: KASAN: invalid-free in diUnmount, types: [KASAN] # git bisect good 4ad0a4c2343d3981e92df2b39fa262be62a9091a Bisecting: 73 revisions left to test after this (roughly 7 steps) [3ef96fcfd50b9980470efb1acec7c27a60b98e87] Merge tag 'ext4_for_linus-6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4 determine whether the revision contains the guilty commit revision 4ad0a4c2343d3981e92df2b39fa262be62a9091a crashed and is reachable testing commit 3ef96fcfd50b9980470efb1acec7c27a60b98e87 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a2353ad452815f29c21e89c45ac13bedcc43c1422ae39af7574aa7fa27a99b4b all runs: crashed: KASAN: invalid-free in diUnmount representative crash: KASAN: invalid-free in diUnmount, types: [KASAN] # git bisect good 3ef96fcfd50b9980470efb1acec7c27a60b98e87 Bisecting: 36 revisions left to test after this (roughly 5 steps) [18e4cf915543257eae2925671934937163f5639b] nfsd: Simplify code around svc_exit_thread() call in nfsd() determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 18e4cf915543257eae2925671934937163f5639b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6cf77649b9f16a78f4501328ede74ad2e94d0f989f3643f724e3d798fdaef227 all runs: crashed: KASAN: invalid-free in diUnmount representative crash: KASAN: invalid-free in diUnmount, types: [KASAN] # git bisect good 18e4cf915543257eae2925671934937163f5639b Bisecting: 18 revisions left to test after this (roughly 4 steps) [899525e892dd165d2bb2e41f9f9d9d82574b31b5] SUNRPC: Remove unused declaration rpc_modcount() determine whether the revision contains the guilty commit revision d53c3eaaef6a05fec04e8b5990d97d7216eb5e42 crashed and is reachable testing commit 899525e892dd165d2bb2e41f9f9d9d82574b31b5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: abee3ea44503855a36fbdcc86ed858309390e95e8e62c3b9b269dc9d30919cb4 all runs: crashed: KASAN: invalid-free in diUnmount representative crash: KASAN: invalid-free in diUnmount, types: [KASAN] # git bisect good 899525e892dd165d2bb2e41f9f9d9d82574b31b5 Bisecting: 9 revisions left to test after this (roughly 3 steps) [0ba5439d9afa2722e7728df56f272c89987540a4] ksmbd: replace one-element array with flex-array member in struct smb2_ea_info determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 0ba5439d9afa2722e7728df56f272c89987540a4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b96ccb27ad43b58deed81f0d020672dc15fd5613f323ef59e23a8a85fe01b146 all runs: crashed: KASAN: invalid-free in diUnmount representative crash: KASAN: invalid-free in diUnmount, types: [KASAN] # git bisect good 0ba5439d9afa2722e7728df56f272c89987540a4 Bisecting: 4 revisions left to test after this (roughly 2 steps) [0225e10972fa809728b8d4c1bd2772b3ec3fdb57] jfs: validate max amount of blocks before allocation. determine whether the revision contains the guilty commit revision d53c3eaaef6a05fec04e8b5990d97d7216eb5e42 crashed and is reachable testing commit 0225e10972fa809728b8d4c1bd2772b3ec3fdb57 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a478a8d5c536e7f0cd09879a44543e68f2d1c50857871203e5c72260d889e657 all runs: OK false negative chance: 0.000 # git bisect bad 0225e10972fa809728b8d4c1bd2772b3ec3fdb57 Bisecting: 2 revisions left to test after this (roughly 1 step) [c67235d08b2ea9673a2e7b80823f762e45942f5e] FS: JFS: (trivial) Fix grammatical error in extAlloc determine whether the revision contains the guilty commit revision d53c3eaaef6a05fec04e8b5990d97d7216eb5e42 crashed and is reachable testing commit c67235d08b2ea9673a2e7b80823f762e45942f5e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4eb0b6455ffab76310ad9968188c327d23adbbe08ac3f7e2e5b060c9bab8d481 all runs: crashed: KASAN: invalid-free in diUnmount representative crash: KASAN: invalid-free in diUnmount, types: [KASAN] # git bisect good c67235d08b2ea9673a2e7b80823f762e45942f5e Bisecting: 0 revisions left to test after this (roughly 1 step) [87098a0d9e42cba2ec49b56dfbf1e4944a6e7bb6] jfs: remove redundant initialization to pointer ip determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 87098a0d9e42cba2ec49b56dfbf1e4944a6e7bb6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 942e3d0fa3cea46b0fc525650ef9e26915c5a418f761882fab7cb353a334ffb1 all runs: OK false negative chance: 0.000 # git bisect bad 87098a0d9e42cba2ec49b56dfbf1e4944a6e7bb6 Bisecting: 0 revisions left to test after this (roughly 0 steps) [6e2bda2c192d0244b5a78b787ef20aa10cb319b7] jfs: fix invalid free of JFS_IP(ipimap)->i_imap in diUnmount determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 6e2bda2c192d0244b5a78b787ef20aa10cb319b7 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 090375c4f1b1c0e1d7fd05744ea8e4263b1b80f3ee49072442a276c1bafc69a9 all runs: OK false negative chance: 0.000 # git bisect bad 6e2bda2c192d0244b5a78b787ef20aa10cb319b7 6e2bda2c192d0244b5a78b787ef20aa10cb319b7 is the first bad commit commit 6e2bda2c192d0244b5a78b787ef20aa10cb319b7 Author: Liu Shixin via Jfs-discussion Date: Thu Dec 1 20:46:28 2022 +0800 jfs: fix invalid free of JFS_IP(ipimap)->i_imap in diUnmount syzbot found an invalid-free in diUnmount: BUG: KASAN: double-free in slab_free mm/slub.c:3661 [inline] BUG: KASAN: double-free in __kmem_cache_free+0x71/0x110 mm/slub.c:3674 Free of addr ffff88806f410000 by task syz-executor131/3632 CPU: 0 PID: 3632 Comm: syz-executor131 Not tainted 6.1.0-rc7-syzkaller-00012-gca57f02295f1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106 print_address_description+0x74/0x340 mm/kasan/report.c:284 print_report+0x107/0x1f0 mm/kasan/report.c:395 kasan_report_invalid_free+0xac/0xd0 mm/kasan/report.c:460 ____kasan_slab_free+0xfb/0x120 kasan_slab_free include/linux/kasan.h:177 [inline] slab_free_hook mm/slub.c:1724 [inline] slab_free_freelist_hook+0x12e/0x1a0 mm/slub.c:1750 slab_free mm/slub.c:3661 [inline] __kmem_cache_free+0x71/0x110 mm/slub.c:3674 diUnmount+0xef/0x100 fs/jfs/jfs_imap.c:195 jfs_umount+0x108/0x370 fs/jfs/jfs_umount.c:63 jfs_put_super+0x86/0x190 fs/jfs/super.c:194 generic_shutdown_super+0x130/0x310 fs/super.c:492 kill_block_super+0x79/0xd0 fs/super.c:1428 deactivate_locked_super+0xa7/0xf0 fs/super.c:332 cleanup_mnt+0x494/0x520 fs/namespace.c:1186 task_work_run+0x243/0x300 kernel/task_work.c:179 exit_task_work include/linux/task_work.h:38 [inline] do_exit+0x664/0x2070 kernel/exit.c:820 do_group_exit+0x1fd/0x2b0 kernel/exit.c:950 __do_sys_exit_group kernel/exit.c:961 [inline] __se_sys_exit_group kernel/exit.c:959 [inline] __x64_sys_exit_group+0x3b/0x40 kernel/exit.c:959 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd [...] JFS_IP(ipimap)->i_imap is not setting to NULL after free in diUnmount. If jfs_remount() free JFS_IP(ipimap)->i_imap but then failed at diMount(). JFS_IP(ipimap)->i_imap will be freed once again. Fix this problem by setting JFS_IP(ipimap)->i_imap to NULL after free. Reported-by: syzbot+90a11e6b1e810785c6ff@syzkaller.appspotmail.com Signed-off-by: Liu Shixin Signed-off-by: Dave Kleikamp fs/jfs/jfs_imap.c | 1 + 1 file changed, 1 insertion(+) accumulated error probability: 0.00 culprit signature: 090375c4f1b1c0e1d7fd05744ea8e4263b1b80f3ee49072442a276c1bafc69a9 parent signature: 4eb0b6455ffab76310ad9968188c327d23adbbe08ac3f7e2e5b060c9bab8d481 revisions tested: 27, total time: 4h18m12.291701399s (build: 1h48m45.108910272s, test: 2h20m12.108072008s) first good commit: 6e2bda2c192d0244b5a78b787ef20aa10cb319b7 jfs: fix invalid free of JFS_IP(ipimap)->i_imap in diUnmount recipients (to): ["dave.kleikamp@oracle.com" "jfs-discussion@lists.sourceforge.net" "liushixin2@huawei.com"] recipients (cc): []