ci2 starts bisection 2024-09-03 01:42:18.388282947 +0000 UTC m=+17306.710197859
bisecting cause commit starting from c9f016e72b5cc7d4d68fac51f8e72c8c7a69c06e
building syzkaller on 1eda0d1459e5ff07903ffa2f8cedf55ae7b24af0
ensuring issue is reproducible on original commit c9f016e72b5cc7d4d68fac51f8e72c8c7a69c06e

testing commit c9f016e72b5cc7d4d68fac51f8e72c8c7a69c06e gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 205dc88f29091c7df900c0a029c16cf050509e87f02b7437318b693b3817ee9f
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
check whether we can drop unnecessary instrumentation
disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit c9f016e72b5cc7d4d68fac51f8e72c8c7a69c06e gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 89a90f31d67a69958efbd3df8bb6de16523e80e2d8297b524db39882fe1f001f
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
the bug reproduces without the instrumentation
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
kconfig minimization: base=4037 full=8130 leaves diff=2107
split chunks (needed=false): <2107>
split chunk #0 of len 2107 into 5 parts
testing without sub-chunk 1/5
disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit c9f016e72b5cc7d4d68fac51f8e72c8c7a69c06e gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 7db5bfb112ea023fcdaa0dba25e0ed1852a07a293fb01118ddfd5204ec422907
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit c9f016e72b5cc7d4d68fac51f8e72c8c7a69c06e gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: ee3b6947759d894fac45c2d09793ccf619ec21c3bc31f14dae5b8433ee53c55c
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed
testing commit c9f016e72b5cc7d4d68fac51f8e72c8c7a69c06e gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 9d0daf9d7ff618cf000ef79eb18c5fd38adb24bb6fbde0048ab681723924bf29
all runs: OK
false negative chance: 0.000
testing without sub-chunk 4/5
disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
testing commit c9f016e72b5cc7d4d68fac51f8e72c8c7a69c06e gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 6884cb42fe4e2b30ad6efa04c6160800823ae2531ade43f5fcac749366024b87
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit c9f016e72b5cc7d4d68fac51f8e72c8c7a69c06e gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 9a4b66c4335c45b392500575e2cf3597073b4bc7b27a59e077260588519da213
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
the chunk can be dropped
minimized to 422 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_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_COMPRESS_NONE 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_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 NLS_CODEPAGE_860 NLS_CODEPAGE_861 NLS_CODEPAGE_862 NLS_CODEPAGE_863 NLS_CODEPAGE_864 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 [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], 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: 132b67847c8ad30aaf66fe2fb03578683134ddf53617b05a071215cd77443547
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
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: 53cf3790ad6b0221d06be7e234f11be9eb154eb8718669ac39795f7bf2e8968c
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
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: 833df30c1fce96c1b0f3fcd8b4c963689b30f1ddc551bbd1bd0b5f018337a466
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
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: b121e8f2b09d224c109ddb1939412401a8b9a15eb53a8a75ebec02dc918324ed
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
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: 53761d1cdd34730fd4da29a4b4b6d571cd8b3f6a2439161a9b6c6d2731bc6502
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
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: 13f7a97d1056d90b579de68943c0cd0b84ef62321ed67e50a54bee632e9db0b3
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
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: 7324c494ac505d8e801d679350f0fa8d002c03d4a3492154b3edce7eef23b3d0
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
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: e48f2f3f98439f5c8c5a9733d45fcf815aebbe1761b292dc780738a81b324d21
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
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: 1764c496eb70b667445f93f1904b0103ced529a0fc4c59fcb537aef8800af77b
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
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: f9e72e0d8afb59442ba1199e4d5dc0292a4e8e1aabf9a77031dd97706832e381
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
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: 5c8b14e56663243d7ab53c0d59ef96ccb468dab19aa964e5ac099dbb8334c4da
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
testing release v5.6
testing commit 7111951b8d4973bda27ff663f2cf18b663d15b48 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 992cc2720bfc787ca5de59fa4efdb0603de5d90623f084f46abec4cc98cf288e
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
testing release v5.3
testing commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: f7de9fc0854a2be22dbcb916f21cf9fa5cfe451bc940c29653cab5376ed9cdd6
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: 7f97938b2b5519c6a4e6ed5e356fa2f3de6a4a33e0b7372388625b82cea3c441
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
testing release v4.19
testing commit 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: afd596b9b6f456aceea0a9c7787577cd6018f3a19ed1656d1d84e09b43b9c626
all runs: crashed: kernel BUG in jfs_unlink
representative crash: kernel BUG in jfs_unlink, types: [BUG]
crash still not fixed/happens on the oldest tested release
revisions tested: 22, total time: 3h26m1.010432022s (build: 1h48m5.766468684s, test: 1h30m25.149900765s)
oldest tested release already had the bug or it had kernel test errors
commit msg: Linux 4.19
crash: kernel BUG in jfs_unlink
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
BUG at fs/jfs/namei.c:525 assert(ip->i_nlink)
------------[ cut here ]------------
kernel BUG at fs/jfs/namei.c:525!
invalid opcode: 0000 [#1] SMP PTI
CPU: 0 PID: 3458 Comm: syz-executor Not tainted 4.19.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:jfs_unlink.cold.5+0x46/0x80 fs/jfs/namei.c:525
Code: 82 e8 4a f5 ce ff e9 0f e6 ff ff 48 c7 c1 a5 e9 59 82 ba 0d 02 00 00 48 c7 c6 4d e9 59 82 48 c7 c7 7d e5 59 82 e8 26 f5 ce ff <0f> 0b 48 c7 c1 f0 e6 59 82 ba 19 02 00 00 48 c7 c6 4d e9 59 82 48
RSP: 0018:ffffc90000e1fde8 EFLAGS: 00010246
RAX: 000000000000002d RBX: ffff88022e3b1a98 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff880237a15788 RDI: ffff880237a15788
RBP: ffffc90000e1fe60 R08: 0000000000000000 R09: 000000007064e7be
R10: ffffffff8286bad8 R11: ffff88022fa44d40 R12: 0000000000000007
R13: ffff88022e3ca228 R14: ffff88022e3ca300 R15: 0000000000000000
FS:  00007fadfe934500(0000) GS:ffff880237a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc00182b78 CR3: 000000022b692000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 vfs_unlink+0x118/0x1c0 fs/namei.c:4000
 do_unlinkat+0x219/0x2e0 fs/namei.c:4063
 __do_sys_unlink fs/namei.c:4110 [inline]
 __se_sys_unlink fs/namei.c:4108 [inline]
 __x64_sys_unlink+0x1a/0x20 fs/namei.c:4108
 do_syscall_64+0x69/0x180 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fadfd37b467
Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 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:00007ffc00184418 EFLAGS: 00000206 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fadfd37b467
RDX: 00007ffc00184440 RSI: 00007ffc001844d0 RDI: 00007ffc001844d0
RBP: 00007ffc001844d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffc001855c0
R13: 00007fadfd3e97dc R14: 000000000000c406 R15: 00007ffc00186680
Modules linked in:
---[ end trace e0d38a4596ee702b ]---
RIP: 0010:jfs_unlink.cold.5+0x46/0x80 fs/jfs/namei.c:525
Code: 82 e8 4a f5 ce ff e9 0f e6 ff ff 48 c7 c1 a5 e9 59 82 ba 0d 02 00 00 48 c7 c6 4d e9 59 82 48 c7 c7 7d e5 59 82 e8 26 f5 ce ff <0f> 0b 48 c7 c1 f0 e6 59 82 ba 19 02 00 00 48 c7 c6 4d e9 59 82 48
RSP: 0018:ffffc90000e1fde8 EFLAGS: 00010246
RAX: 000000000000002d RBX: ffff88022e3b1a98 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff880237a15788 RDI: ffff880237a15788
RBP: ffffc90000e1fe60 R08: 0000000000000000 R09: 000000007064e7be
R10: ffffffff8286bad8 R11: ffff88022fa44d40 R12: 0000000000000007
R13: ffff88022e3ca228 R14: ffff88022e3ca300 R15: 0000000000000000
FS:  00007fadfe934500(0000) GS:ffff880237a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc00182b78 CR3: 000000022b692000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400