ci2 starts bisection 2024-08-28 21:14:22.38793902 +0000 UTC m=+29437.863223973 bisecting cause commit starting from 86987d84b968b69a610fd00ab9006c13db193b4e building syzkaller on ef3de9e86e58ef3c70da9cf673ee44fc6f1006f9 ensuring issue is reproducible on original commit 86987d84b968b69a610fd00ab9006c13db193b4e testing commit 86987d84b968b69a610fd00ab9006c13db193b4e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7e0f7d557a8970375df88b1a38fef1b84830e071b54302455bc5083ed43980f5 all runs: crashed: general protection fault in nilfs_btree_insert representative crash: general protection fault in nilfs_btree_insert, types: [UNKNOWN] check whether we can drop unnecessary instrumentation disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit 86987d84b968b69a610fd00ab9006c13db193b4e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 370f788dc80a9e15dfe62de18b3fb9ea7c48a1dc7c6d3fde1f86a0782091685c all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] the bug reproduces without the instrumentation disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed kconfig minimization: base=3993 full=8129 leaves diff=2115 split chunks (needed=false): <2115> split chunk #0 of len 2115 into 5 parts testing without sub-chunk 1/5 disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 86987d84b968b69a610fd00ab9006c13db193b4e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0cc397b1bb0975b4c8a17bbbbd3ca266a123b9e0b6be0651d230dbf53c2f3f33 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 86987d84b968b69a610fd00ab9006c13db193b4e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c607c9e94fd25a6add3a34e7845196f12ae526c61eea620a05b3bc9b10730019 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 86987d84b968b69a610fd00ab9006c13db193b4e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5adcdc3ab933a59f14b7d9e77e59779ac4950f5ff4d8cf2ea6af444d9904a271 all runs: OK false negative chance: 0.000 testing without sub-chunk 4/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit 86987d84b968b69a610fd00ab9006c13db193b4e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d057c1680090da5591b96c888b2c4078bcaaa1995b387ea7e1d52e530547cdf2 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit 86987d84b968b69a610fd00ab9006c13db193b4e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9d2343f5f1449ba7324cb61496d768d7b3d4017df50f6f57b14f5700445a3573 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] the chunk can be dropped minimized to 423 configs; suspects: [AX25 BRIDGE BRIDGE_NETFILTER CAN CFG80211 CHECKPOINT_RESTORE DVB_CORE FB_CORE HAMRADIO HID_NINTENDO HSR INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_USER_ACCESS INPUT_JOYSTICK INPUT_MOUSE IP6_NF_RAW IPV6_MULTIPLE_TABLES IP_NF_RAW IP_SET IP_VS IP_VS_LBLC IP_VS_LBLCR IP_VS_LC IP_VS_MH IP_VS_NFCT IP_VS_NQ IP_VS_OVF IP_VS_PE_SIP IP_VS_PROTO_AH IP_VS_PROTO_AH_ESP IP_VS_PROTO_ESP IP_VS_PROTO_SCTP IP_VS_PROTO_UDP IP_VS_RR IP_VS_SED IP_VS_SH IP_VS_TWOS IP_VS_WLC IP_VS_WRR IRQ_BYPASS_MANAGER IRQ_POLL IR_IGORPLUGUSB IR_IGUANA IR_IMON IR_IMON_RAW IR_MCEUSB IR_REDRAT3 IR_STREAMZAP IR_TOY IR_TTUSBIR 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_PXRC 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_COMMON KVM_COMPAT KVM_GENERIC_DIRTYLOG_READ_PROTECT KVM_GENERIC_HARDWARE_ENABLING KVM_GENERIC_MEMORY_ATTRIBUTES KVM_GENERIC_MMU_NOTIFIER KVM_GENERIC_PRE_FAULT_MEMORY KVM_GENERIC_PRIVATE_MEM KVM_HYPERV KVM_MMIO KVM_PRIVATE_MEM KVM_PROVE_MMU KVM_SW_PROTECTED_VM KVM_VFIO KVM_XEN KVM_XFER_TO_GUEST_WORK L2TP L2TP_ETH L2TP_IP L2TP_V3 LAPB LAPBETHER LDM_PARTITION 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_HAS_RC MAC80211_HWSIM MAC80211_MESH MAC80211_RC_DEFAULT_MINSTREL MAC80211_RC_MINSTREL MACSEC MACVLAN MACVTAP MAC_PARTITION MAPPING_DIRTY_HELPERS MDIO_MVUSB MD_RAID0 MD_RAID1 MD_RAID10 MD_RAID456 MEDIA_ANALOG_TV_SUPPORT MEDIA_ATTACH MEDIA_CONTROLLER MEDIA_CONTROLLER_DVB MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_SUPPORT_FILTER MEDIA_TUNER MEDIA_TUNER_MSI001 MEMORY_BALLOON MEMORY_HOTPLUG MEMORY_HOTPLUG_DEFAULT_ONLINE MEMORY_ISOLATION MEMREGION MEMSTICK MEMSTICK_REALTEK_USB MEM_SOFT_DIRTY MFD_CORE 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 MODULE_SRCVERSION_ALL MODVERSIONS MOST MOST_USB_HDM 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 MUSB_PIO_ONLY ND_BTT ND_CLAIM ND_PFN NETDEVSIM NETFILTER_ADVANCED NETFILTER_BPF_LINK NETFILTER_FAMILY_ARP NETFILTER_FAMILY_BRIDGE NETFILTER_NETLINK_ACCT NETFILTER_NETLINK_GLUE_CT NETFILTER_NETLINK_OSF NETFILTER_NETLINK_QUEUE NETFILTER_SYNPROXY NETFILTER_XTABLES_COMPAT 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 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_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_FLOW NET_CLS_FLOWER NET_CLS_FW NET_CLS_MATCHALL NET_CLS_ROUTE4 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_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_CAKE NET_SCH_CBS NET_SCH_CHOKE NET_SCH_CODEL NET_SCH_DRR 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_MQPRIO_LIB 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_VENDOR_META 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_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_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_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_OVS 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_NAT_AMANDA NF_NAT_H323 NF_NAT_OVS NF_NAT_PPTP NF_NAT_REDIRECT NF_NAT_SNMP_BASIC NF_NAT_TFTP NF_SOCKET_IPV4 NF_SOCKET_IPV6 NF_TABLES NF_TABLES_BRIDGE NF_TABLES_INET NF_TABLES_IPV4 NF_TABLES_IPV6 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 PARTITION_ADVANCED PSAMPLE RC_CORE RC_DEVICES RFKILL SPI USB_GADGET USB_MUSB_HDRC VIDEO_DEV WAN WATCH_QUEUE WIRELESS WLAN WWAN X25 X86_X32_ABI] disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed picked [v6.10 v6.9 v6.8 v6.6 v6.4 v6.2 v6.0 v5.18 v5.15 v5.12 v5.9 v5.6 v5.3 v5.0 v4.19] out of 33 release tags testing release v6.10 testing commit 0c3836482481200ead7b416ca80c68a29cfdaabd gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3e88464bec85c61009e30db6bef20352909f4b4f6b71924721564d743d3975c5 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] testing release v6.9 testing commit a38297e3fb012ddfa7ce0321a7e5a8daeb1872b6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c2bd902913b65281799bf6db0eda9a843b6b667f3d6d5a30b960301267d50327 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] 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: bea8b2d18136f796f1d1e0dd660e1bfb1b0eceff3d42186732dfb131f3dbce84 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] testing release v6.6 testing commit ffc253263a1375a65fa6c9f62a893e9767fbebfa gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 324253bef5736eb500f5721a55495689fe505906fc052e0c7d4e85571f50d9a7 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] testing release v6.4 testing commit 6995e2de6891c724bfeb2db33d7b87775f913ad1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 31b59bcc90eeb23a9154ee66e1336bd3dbce57237a6397499b7e4754a79c7a11 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] testing release v6.2 testing commit c9c3395d5e3dcc6daee66c6908354d47bf98cb0c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e027613b41b16af0b37132bc76ab35187a82a91bbbdd5b22b3053ef1fdedae62 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] testing release v6.0 testing commit 4fe89d07dcc2804c8b562f6c7896a45643d34b2f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a0da59eef62333bde5d787db19a35c0563f513aed71a7849789fb364d2089a06 run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert run #8: basic kernel testing failed: no output from test machine run #9: crashed: no output from test machine representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] testing release v5.18 testing commit 4b0986a3613c92f4ec1bdc7f60ec66fea135991f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f93b2ceb5cb484a5fab9eb83f01eee6793fda1b36912b409d3ef3a54a26f6038 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] testing release v5.15 testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ad2f0795371b7dfeba31bc47e62ab387b2b7b2d394ae18141616835cbf82a3c5 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] testing release v5.12 testing commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f407666d638a85370a2dedda979e66e72fa5cbffcf10d9ec31881ea6ef278b6c all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] testing release v5.9 testing commit bbf5c979011a099af5dc76498918ed7df445635b gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 96d4a6212480443ce69b17d593f01e744fc7785b0a3aa591e0baae9f861cc537 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] testing release v5.6 testing commit 7111951b8d4973bda27ff663f2cf18b663d15b48 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 86530448e35648f3493e8e8a28b3987eebeb75315ee529483bfcfc64d0e3cee3 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] testing release v5.3 testing commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 6f369ece55bc39c613fb3cb0f982fe3d2be8d12bbe064322a4931440b554e34a all runs: boot failed: BUG: spinlock bad magic in nf_connlabels_get unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0 testing release v5.0 testing commit 1c163f4c7b3f621efff9b28a47abb36f7378d783 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: f70b4a4035a911f5827edffac9b46e67445eccff9045d1643f7cd236f4054122 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] testing release v4.19 testing commit 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: e538c350a5ca14510af106a03d1c880d9103e00bbc8a54401ea7ab85cafa777f all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert representative crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert, types: [UNKNOWN] crash still not fixed/happens on the oldest tested release revisions tested: 22, total time: 2h57m31.153905061s (build: 1h9m29.920243677s, test: 1h41m11.160951449s) oldest tested release already had the bug or it had kernel test errors commit msg: Linux 4.19 crash: BUG: unable to handle kernel NULL pointer dereference in nilfs_btree_insert IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds BUG: unable to handle kernel NULL pointer dereference at 0000000000000028 PGD 800000022b66d067 P4D 800000022b66d067 PUD 22f631067 PMD 0 Oops: 0000 [#1] SMP PTI CPU: 1 PID: 3830 Comm: syz.0.15 Not tainted 4.19.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:nilfs_btree_prepare_insert fs/nilfs2/btree.c:1077 [inline] RIP: 0010:nilfs_btree_insert+0xf8/0x7a0 fs/nilfs2/btree.c:1237 Code: 38 0f b6 43 01 0f b7 8b e0 00 00 00 48 8b 7d b8 83 f8 01 89 4d a4 4c 8d af 80 00 00 00 0f 8e 77 06 00 00 48 8b 97 80 00 00 00 <48> 8b 52 28 0f b7 52 02 39 d1 0f 8f 71 06 00 00 c7 45 a8 00 00 00 RSP: 0018:ffffc9000272fa70 EFLAGS: 00010202 RAX: 0000000000000002 RBX: ffff88022e3e0018 RCX: 000000000000003f RDX: 0000000000000000 RSI: 0000000000000007 RDI: ffff88022bf28000 RBP: ffffc9000272faf0 R08: 0000000000000000 R09: 00000000f47789eb R10: 0000000000000000 R11: ffff88022db0b680 R12: ffff88022e3541a0 R13: ffff88022bf28080 R14: 0000000000000000 R15: 0000000000000000 FS: 00007fed4fd976c0(0000) GS:ffff880237b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000028 CR3: 0000000223d64000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: nilfs_bmap_do_insert fs/nilfs2/bmap.c:121 [inline] nilfs_bmap_insert+0xcc/0x130 fs/nilfs2/bmap.c:147 nilfs_get_block+0x143/0x200 fs/nilfs2/inode.c:96 __block_write_begin_int+0x16b/0x5a0 fs/buffer.c:1966 __block_write_begin fs/buffer.c:2016 [inline] block_write_begin+0x44/0xc0 fs/buffer.c:2075 nilfs_write_begin+0x54/0x90 fs/nilfs2/inode.c:267 generic_perform_write+0xbe/0x1b0 mm/filemap.c:3139 __generic_file_write_iter+0x147/0x1c0 mm/filemap.c:3264 generic_file_write_iter+0x10e/0x210 mm/filemap.c:3292 call_write_iter include/linux/fs.h:1808 [inline] new_sync_write fs/read_write.c:474 [inline] __vfs_write+0x11a/0x170 fs/read_write.c:487 vfs_write fs/read_write.c:549 [inline] vfs_write+0xaa/0x1a0 fs/read_write.c:533 ksys_write+0x53/0xc0 fs/read_write.c:598 __do_sys_write fs/read_write.c:610 [inline] __se_sys_write fs/read_write.c:607 [inline] __x64_sys_write+0x15/0x20 fs/read_write.c:607 do_syscall_64+0x69/0x170 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fed50311ef9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fed4fd97038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fed504adf80 RCX: 00007fed50311ef9 RDX: 0000000000004000 RSI: 0000000020000000 RDI: 0000000000000004 RBP: 00007fed5037f93e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fed504adf80 R15: 00007fff60b7acc8 Modules linked in: CR2: 0000000000000028 ---[ end trace 09cd883f370f8685 ]--- RIP: 0010:nilfs_btree_prepare_insert fs/nilfs2/btree.c:1077 [inline] RIP: 0010:nilfs_btree_insert+0xf8/0x7a0 fs/nilfs2/btree.c:1237 Code: 38 0f b6 43 01 0f b7 8b e0 00 00 00 48 8b 7d b8 83 f8 01 89 4d a4 4c 8d af 80 00 00 00 0f 8e 77 06 00 00 48 8b 97 80 00 00 00 <48> 8b 52 28 0f b7 52 02 39 d1 0f 8f 71 06 00 00 c7 45 a8 00 00 00 RSP: 0018:ffffc9000272fa70 EFLAGS: 00010202 RAX: 0000000000000002 RBX: ffff88022e3e0018 RCX: 000000000000003f RDX: 0000000000000000 RSI: 0000000000000007 RDI: ffff88022bf28000 RBP: ffffc9000272faf0 R08: 0000000000000000 R09: 00000000f47789eb R10: 0000000000000000 R11: ffff88022db0b680 R12: ffff88022e3541a0 R13: ffff88022bf28080 R14: 0000000000000000 R15: 0000000000000000 FS: 00007fed4fd976c0(0000) GS:ffff880237b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000028 CR3: 0000000223d64000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 38 0f cmp %cl,(%rdi) 2: b6 43 mov $0x43,%dh 4: 01 0f add %ecx,(%rdi) 6: b7 8b mov $0x8b,%bh 8: e0 00 loopne 0xa a: 00 00 add %al,(%rax) c: 48 8b 7d b8 mov -0x48(%rbp),%rdi 10: 83 f8 01 cmp $0x1,%eax 13: 89 4d a4 mov %ecx,-0x5c(%rbp) 16: 4c 8d af 80 00 00 00 lea 0x80(%rdi),%r13 1d: 0f 8e 77 06 00 00 jle 0x69a 23: 48 8b 97 80 00 00 00 mov 0x80(%rdi),%rdx * 2a: 48 8b 52 28 mov 0x28(%rdx),%rdx <-- trapping instruction 2e: 0f b7 52 02 movzwl 0x2(%rdx),%edx 32: 39 d1 cmp %edx,%ecx 34: 0f 8f 71 06 00 00 jg 0x6ab 3a: c7 .byte 0xc7 3b: 45 a8 00 rex.RB test $0x0,%al