ci2 starts bisection 2024-10-06 07:58:24.892333779 +0000 UTC m=+234792.473184290 bisecting cause commit starting from 27cc6fdf720183dce1dbd293483ec5a9cb6b595e building syzkaller on d7906effc263366a8b067258cec67072b29aa5e0 ensuring issue is reproducible on original commit 27cc6fdf720183dce1dbd293483ec5a9cb6b595e testing commit 27cc6fdf720183dce1dbd293483ec5a9cb6b595e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 76222c0f0b66dfa83e4eaeaf53565563f27bdf715ecfdbb60f5523f3c7de56e4 run #0: crashed: KASAN: slab-use-after-free Read in release_metapage run #1: crashed: general protection fault in metapage_write_folio run #2: crashed: general protection fault in metapage_write_folio run #3: crashed: general protection fault in metapage_write_folio run #4: crashed: general protection fault in metapage_write_folio run #5: crashed: general protection fault in metapage_write_folio run #6: crashed: general protection fault in metapage_write_folio run #7: crashed: general protection fault in metapage_write_folio run #8: crashed: general protection fault in metapage_write_folio run #9: crashed: general protection fault in metapage_write_folio run #10: crashed: KASAN: slab-use-after-free Read in release_metapage run #11: crashed: general protection fault in metapage_write_folio run #12: crashed: general protection fault in metapage_write_folio run #13: crashed: general protection fault in metapage_write_folio run #14: crashed: general protection fault in metapage_write_folio run #15: crashed: general protection fault in metapage_write_folio run #16: crashed: general protection fault in metapage_write_folio run #17: crashed: KASAN: slab-use-after-free Read in release_metapage run #18: OK run #19: OK representative crash: general protection fault in metapage_write_folio, 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 27cc6fdf720183dce1dbd293483ec5a9cb6b595e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e84c33c5250939bf3e80f1bafe475c78f6bf1478277639db4a2fd24cff2a6300 run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #8: crashed: BUG: Bad page state run #9: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio representative crash: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio, types: [UNKNOWN] the bug reproduces without the instrumentation disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed kconfig minimization: base=4037 full=8185 leaves diff=2110 split chunks (needed=false): <2110> split chunk #0 of len 2110 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 27cc6fdf720183dce1dbd293483ec5a9cb6b595e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5f606fee5c1bd3d324e92ffb8a18879ccb8539ea2d620ad020f6c26e94c4ea1c all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio representative crash: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 27cc6fdf720183dce1dbd293483ec5a9cb6b595e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4fa8bc60bc3a75a3e57191a2cc45e53b8526f8d4ae945d954d574dc3683d5c9f all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio representative crash: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 27cc6fdf720183dce1dbd293483ec5a9cb6b595e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a4d77f7caade1f7c890bf7a5faed501670dfaab1c0b5372863d8521076826e17 all runs: OK false negative chance: 0.000 testing without sub-chunk 4/5 disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 27cc6fdf720183dce1dbd293483ec5a9cb6b595e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c712dc142af6612ab50f5a5e99742195b50a847cffff0edf0af407a577c48144 all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 27cc6fdf720183dce1dbd293483ec5a9cb6b595e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 failed building 27cc6fdf720183dce1dbd293483ec5a9cb6b595e: drivers/gpu/drm/bridge/aux-bridge.c:115: undefined reference to `devm_drm_of_get_bridge' minimized to 1266 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ATM AX25 BCMA BLK_DEV_ZONED BPF_SYSCALL BRIDGE BRIDGE_NETFILTER BT BT_BREDR BT_HIDP BXT_WC_PMIC_OPREGION CAN CARDBUS CFG80211 CFG80211_WEXT CHECKPOINT_RESTORE CMA COMMON_CLK CONTIG_ALLOC DAX DLM DRM DVB_CORE ENCRYPTED_KEYS EXTCON FB FB_CORE GENEVE GPIOLIB HAMRADIO HAVE_CLK HID_NINTENDO HID_NVIDIA_SHIELD HID_PLAYSTATION HID_SENSOR_HUB HID_SMARTJOYPLUS HID_STEAM HID_THRUSTMASTER HID_ZEROPLUS HSR I2C_MUX IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_JOYSTICK INPUT_MOUSE INPUT_TABLET INPUT_TOUCHSCREEN INTEL_SCU_IPC INTEL_SOC_PMIC_BXTWC IOMMUFD IP6_NF_RAW IPV6_MULTIPLE_TABLES IP_NF_RAW IP_SCTP IP_SET IP_VS 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 IRQ_REMAP IR_IGORPLUGUSB IR_IGUANA IR_IMON IR_IMON_RAW IR_MCEUSB IR_REDRAT3 IR_STREAMZAP IR_TOY IR_TTUSBIR ISDN ISDN_CAPI 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_INTEL 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 LEDS_CLASS_MULTICOLOR LEGACY_PTYS LIBCRC32C LIBNVDIMM LINEAR_RANGES LLC LLC2 LOGIG940_FF LOGIRUMBLEPAD2_FF LOGO LOGO_LINUX_MONO LOGO_LINUX_VGA16 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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 MTD_UBI MUSB_PIO_ONLY ND_BTT ND_CLAIM ND_PFN NETDEVSIM NETFILTER_ADVANCED NETFILTER_BPF_LINK NETFILTER_CONNCOUNT 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 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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 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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 PLAYSTATION_FF PLFXLC PMIC_OPREGION PM_CLK PNFS_BLOCK PNFS_FILE_LAYOUT PNFS_FLEXFILE_LAYOUT PPP PPPOATM PPPOE PPPOE_HASH_BITS_1 PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_NOTIFIERS PROC_CHILDREN PSAMPLE PSI PSTORE PSTORE_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN R8712U RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_SI470X RADIO_SI4713 RADIO_TEA575X RAID6_PQ RAID_ATTRS RC_ATI_REMOTE RC_CORE RC_DEVICES RC_XBOX_DVD 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_FIXED_VOLTAGE 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 SENSORS_AQUACOMPUTER_D5NEXT SENSORS_CORSAIR_CPRO SENSORS_CORSAIR_PSU SENSORS_GIGABYTE_WATERFORCE SENSORS_NZXT_KRAKEN2 SENSORS_NZXT_SMART2 SENSORS_POWERZ SERIAL_DEV_BUS SERIAL_DEV_CTRL_TTYPORT SERIAL_MCTRL_GPIO SGI_PARTITION SIGNATURE SIGNED_PE_FILE_VERIFICATION SKB_DECRYPTED SLHC SLIP SLIP_COMPRESSED SLIP_MODE_SLIP6 SLIP_SMART SMARTJOYPLUS_FF SMBFS SMC SMC_DIAG SMSC_PHY SMS_SDIO_DRV SMS_SIANO_DEBUGFS SMS_SIANO_MDTV SMS_SIANO_RC SMS_USB_DRV SND SND_ALOOP SND_BCD2000 SND_CTL_FAST_LOOKUP SND_CTL_LED SND_DEBUG SND_DMA_SGBUF SND_DRIVERS SND_DUMMY SND_DYNAMIC_MINORS SND_HDA SND_HDA_CODEC_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_UMP_CLIENT SND_SEQ_VIRMIDI SND_SOC SND_SOC_I2C_AND_SPI SND_SUPPORT_OLD_API SND_TIMER SND_UMP SND_UMP_LEGACY_RAWMIDI SND_USB SND_USB_6FIRE SND_USB_AUDIO SND_USB_AUDIO_MIDI_V2 SND_USB_AUDIO_USE_MEDIA_CONTROLLER SND_USB_CAIAQ SND_USB_CAIAQ_INPUT SND_USB_HIFACE SND_USB_LINE6 SND_USB_POD SND_USB_PODHD SND_USB_TONEPORT SND_USB_UA101 SND_USB_US122L SND_USB_USX2Y SND_USB_VARIAX SND_VERBOSE_PROCFS SND_VIRMIDI SND_VIRTIO SND_VMASTER SND_X86 SOCK_VALIDATE_XMIT SOLARIS_X86_PARTITION SONY_FF SOUND SOUNDWIRE SOUND_OSS_CORE SOUND_OSS_CORE_PRECLAIM SPI SPI_DLN2 SPI_DYNAMIC SPI_LJCA SPI_MASTER SQUASHFS SQUASHFS_4K_DEVBLK_SIZE SQUASHFS_COMPILE_DECOMP_MULTI SQUASHFS_DECOMP_MULTI SQUASHFS_FILE_DIRECT SQUASHFS_LZ4 SQUASHFS_LZO SQUASHFS_XATTR SQUASHFS_XZ SQUASHFS_ZLIB SQUASHFS_ZSTD SSB SSB_PCIHOST_POSSIBLE SSB_PCMCIAHOST_POSSIBLE 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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 TUN_VNET_CROSS_LE TWL4030_CORE TYPEC TYPEC_ANX7411 TYPEC_DP_ALTMODE TYPEC_FUSB302 TYPEC_HD3SS3220 TYPEC_MT6360 TYPEC_MUX_FSA4480 TYPEC_MUX_GPIO_SBU TYPEC_MUX_INTEL_PMC TYPEC_MUX_NB7VPQ904M TYPEC_MUX_PTN36502 TYPEC_MUX_WCD939X_USBSS TYPEC_NVIDIA_ALTMODE TYPEC_RT1711H TYPEC_RT1719 TYPEC_STUSB160X TYPEC_TCPCI TYPEC_TCPCI_MAXIM TYPEC_TCPCI_MT6370 TYPEC_TCPM TYPEC_TPS6598X TYPEC_UCSI TYPEC_WCOVE TYPEC_WUSB3801 UBIFS_ATIME_SUPPORT UBIFS_FS UBIFS_FS_ADVANCED_COMPR UBIFS_FS_LZO UBIFS_FS_SECURITY UBIFS_FS_XATTR UBIFS_FS_ZLIB UBIFS_FS_ZSTD UCSI_ACPI UCSI_CCG UCSI_STM32G0 UDF_FS UDMABUF UFS_FS UFS_FS_WRITE UHID ULTRIX_PARTITION UNICODE UNIXWARE_DISKLABEL UNIX_DIAG USB4 USB4_NET USBIP_CORE USBIP_HOST USBIP_VHCI_HCD 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USB_DWC2 USB_DWC2_HOST USB_DWC2_PCI USB_DWC3 USB_DWC3_GADGET USB_DWC3_HAPS USB_DWC3_OF_SIMPLE USB_DWC3_PCI USB_DWC3_ULPI USB_DYNAMIC_MINORS USB_EG20T USB_EHCI_FSL USB_EHCI_HCD_PLATFORM USB_EHCI_ROOT_HUB_TT USB_EHSET_TEST_FIXTURE USB_EMI26 USB_EMI62 USB_EPSON2888 USB_EZUSB_FX2 USB_FEW_INIT_RETRIES USB_F_ACM USB_F_ECM USB_F_EEM USB_F_FS USB_F_HID USB_F_MASS_STORAGE USB_F_MIDI USB_F_MIDI2 USB_F_NCM USB_F_OBEX USB_F_PHONET USB_F_PRINTER USB_F_RNDIS USB_F_SERIAL USB_F_SS_LB USB_F_SUBSET USB_F_TCM USB_F_UAC1 USB_F_UAC1_LEGACY USB_F_UAC2 USB_F_UVC USB_GADGET USB_GADGETFS USB_GADGET_DEBUG_FILES USB_GADGET_DEBUG_FS USB_GL860 USB_GOKU USB_GR_UDC USB_GSPCA USB_GSPCA_BENQ USB_GSPCA_CONEX USB_GSPCA_CPIA1 USB_GSPCA_DTCS033 USB_GSPCA_ETOMS USB_GSPCA_FINEPIX USB_GSPCA_JEILINJ USB_GSPCA_JL2005BCD USB_GSPCA_KINECT USB_GSPCA_KONICA USB_GSPCA_MARS USB_GSPCA_MR97310A USB_GSPCA_NW80X USB_GSPCA_OV519 USB_GSPCA_OV534 USB_GSPCA_OV534_9 USB_GSPCA_PAC207 USB_GSPCA_PAC7302 USB_GSPCA_PAC7311 USB_GSPCA_SE401 USB_GSPCA_SN9C2028 USB_GSPCA_SN9C20X USB_GSPCA_SONIXB USB_GSPCA_SONIXJ USB_GSPCA_SPCA1528 USB_GSPCA_SPCA500 USB_GSPCA_SPCA501 USB_GSPCA_SPCA505 USB_GSPCA_SPCA506 USB_GSPCA_SPCA508 USB_GSPCA_SPCA561 USB_GSPCA_SQ905 USB_GSPCA_SQ905C USB_GSPCA_SQ930X USB_GSPCA_STK014 USB_GSPCA_STK1135 USB_GSPCA_STV0680 USB_GSPCA_SUNPLUS USB_GSPCA_T613 USB_GSPCA_TOPRO USB_GSPCA_TOUPTEK USB_GSPCA_TV8532 USB_GSPCA_VC032X USB_GSPCA_VICAM USB_GSPCA_XIRLINK_CIT USB_GSPCA_ZC3XX USB_HACKRF USB_HCD_BCMA USB_HCD_SSB USB_HSIC_USB3503 USB_HSIC_USB4604 USB_HSO USB_HUB_USB251XB USB_IDMOUSE USB_IOWARRIOR USB_IPHETH USB_ISIGHTFW USB_ISP116X_HCD USB_ISP1301 USB_ISP1760 USB_ISP1760_DUAL_ROLE USB_ISP1760_HCD USB_ISP1761_UDC USB_KAWETH USB_KC2190 USB_KEENE USB_LAN78XX USB_LCD USB_LD USB_LEDS_TRIGGER_USBPORT USB_LED_TRIG USB_LEGOTOWER USB_LGM_PHY USB_LIBCOMPOSITE USB_LINK_LAYER_TEST USB_LJCA USB_M5602 USB_MA901 USB_MAX3420_UDC USB_MAX3421_HCD USB_MDC800 USB_MICROTEK USB_MR800 USB_MSI2500 USB_MUSB_DUAL_ROLE USB_MUSB_HDRC USB_MV_U3D USB_MV_UDC USB_NET2272 USB_NET2272_DMA USB_NET2280 USB_NET_AQC111 USB_NET_AX88179_178A USB_NET_AX8817X USB_NET_CDCETHER USB_NET_CDC_EEM USB_NET_CDC_MBIM USB_NET_CDC_NCM USB_NET_CDC_SUBSET USB_NET_CDC_SUBSET_ENABLE USB_NET_CH9200 USB_NET_CX82310_ETH USB_NET_DM9601 USB_NET_GL620A USB_NET_HUAWEI_CDC_NCM USB_NET_INT51X1 USB_NET_KALMIA USB_NET_MCS7830 USB_NET_NET1080 USB_NET_PLUSB USB_NET_QMI_WWAN USB_NET_RNDIS_HOST USB_NET_SMSC75XX USB_NET_SMSC95XX USB_NET_SR9700 USB_NET_SR9800 USB_NET_ZAURUS USB_OHCI_HCD_PLATFORM USB_OTG USB_OTG_FSM USB_OXU210HP_HCD USB_PEGASUS USB_PULSE8_CEC USB_PWC USB_PWC_INPUT_EVDEV USB_PXA27X USB_R8A66597 USB_R8A66597_HCD USB_RAINSHADOW_CEC USB_RAREMONO USB_RAW_GADGET USB_ROLE_SWITCH USB_RTL8150 USB_RTL8152 USB_RTL8153_ECM USB_S2255 USB_SERIAL USB_SERIAL_AIRCABLE USB_SERIAL_ARK3116 USB_SERIAL_BELKIN USB_SERIAL_CH341 USB_SERIAL_CONSOLE USB_SERIAL_CP210X USB_SERIAL_CYBERJACK USB_SERIAL_CYPRESS_M8 USB_SERIAL_DEBUG USB_SERIAL_DIGI_ACCELEPORT USB_SERIAL_EDGEPORT USB_SERIAL_EDGEPORT_TI USB_SERIAL_EMPEG USB_SERIAL_F81232 USB_SERIAL_F8153X USB_SERIAL_FTDI_SIO USB_SERIAL_GARMIN USB_SERIAL_GENERIC USB_SERIAL_IPAQ USB_SERIAL_IPW USB_SERIAL_IR USB_SERIAL_IUU USB_SERIAL_KEYSPAN USB_SERIAL_KEYSPAN_PDA USB_SERIAL_KLSI USB_SERIAL_KOBIL_SCT USB_SERIAL_MCT_U232 USB_SERIAL_METRO USB_SERIAL_MOS7715_PARPORT USB_SERIAL_MOS7720 USB_SERIAL_MOS7840 USB_SERIAL_MXUPORT USB_SERIAL_NAVMAN USB_SERIAL_OMNINET USB_SERIAL_OPTICON USB_SERIAL_OPTION USB_SERIAL_OTI6858 USB_SERIAL_PL2303 USB_SERIAL_QCAUX USB_SERIAL_QT2 USB_SERIAL_QUALCOMM USB_SERIAL_SAFE USB_SERIAL_SIERRAWIRELESS USB_SERIAL_SIMPLE USB_SERIAL_SPCP8X5 USB_SERIAL_SSU100 USB_SERIAL_SYMBOL USB_SERIAL_TI USB_SERIAL_UPD78F0730 USB_SERIAL_VISOR USB_SERIAL_WHITEHEAT USB_SERIAL_WISHBONE USB_SERIAL_WWAN USB_SERIAL_XR USB_SERIAL_XSENS_MT USB_SEVSEG USB_SI470X USB_SI4713 USB_SIERRA_NET USB_SISUSBVGA USB_SL811_CS USB_SL811_HCD USB_SL811_HCD_ISO USB_SNP_CORE USB_SPEEDTOUCH USB_STORAGE_ALAUDA USB_STORAGE_CYPRESS_ATACB USB_STORAGE_DATAFAB USB_STORAGE_ENE_UB6250 USB_STORAGE_FREECOM USB_STORAGE_ISD200 USB_STORAGE_JUMPSHOT USB_STORAGE_KARMA USB_STORAGE_ONETOUCH USB_STORAGE_REALTEK USB_STORAGE_SDDR09 USB_STORAGE_SDDR55 USB_STORAGE_USBAT USB_STV06XX USB_TEST USB_TMC USB_TRANCEVIBRATOR USB_UAS USB_UEAGLEATM USB_ULPI_BUS USB_USBNET USB_USS720 USB_U_AUDIO USB_U_ETHER USB_U_SERIAL USB_VIDEO_CLASS USB_VIDEO_CLASS_INPUT_EVDEV USB_VL600 USB_WDM USB_XHCI_DBGCAP USB_XHCI_PCI_RENESAS USB_XHCI_PLATFORM USB_XUSBATM USB_YUREX USERFAULTFD USERIO USERMODE_DRIVER USER_RETURN_NOTIFIER UVC_COMMON U_SERIAL_CONSOLE V4L2_MEM2MEM_DEV V4L_TEST_DRIVERS VALIDATE_FS_PARSER VDPA VDPA_SIM VDPA_SIM_BLOCK VDPA_SIM_NET VETH VFIO VFIO_DEVICE_CDEV VFIO_PCI VFIO_PCI_CORE VFIO_PCI_INTX VFIO_PCI_MMAP VFIO_VIRQFD VGASTATE VHOST VHOST_CROSS_ENDIAN_LEGACY VHOST_IOTLB VHOST_NET VHOST_RING VHOST_TASK VHOST_VDPA VHOST_VSOCK VIDEO VIDEOBUF2_CORE VIDEOBUF2_DMA_CONTIG VIDEOBUF2_DMA_SG VIDEOBUF2_MEMOPS VIDEOBUF2_V4L2 VIDEOBUF2_VMALLOC VIDEOMODE_HELPERS VIDEO_AU0828 VIDEO_AU0828_RC VIDEO_AU0828_V4L2 VIDEO_CS53L32A VIDEO_CX231XX VIDEO_CX231XX_ALSA VIDEO_CX231XX_DVB VIDEO_CX231XX_RC VIDEO_CX2341X VIDEO_CX25840 VIDEO_DEV VIDEO_EM28XX VIDEO_EM28XX_ALSA VIDEO_EM28XX_DVB VIDEO_EM28XX_RC VIDEO_EM28XX_V4L2 VIDEO_GO7007 VIDEO_GO7007_LOADER VIDEO_GO7007_USB VIDEO_GO7007_USB_S2250_BOARD VIDEO_HDPVR VIDEO_MSP3400 VIDEO_PVRUSB2 VIDEO_PVRUSB2_DVB VIDEO_PVRUSB2_SYSFS VIDEO_SAA711X VIDEO_STK1160 VIDEO_TUNER VIDEO_TVEEPROM VIDEO_USBTV VIDEO_V4L2_I2C VIDEO_V4L2_SUBDEV_API VIDEO_V4L2_TPG VIDEO_VICODEC VIDEO_VIM2M VIDEO_VIMC VIDEO_VIVID VIDEO_VIVID_CEC VIDEO_WM8775 VIPERBOARD_ADC VIRTIO_BALLOON VIRTIO_DMA_SHARED_BUFFER VIRTIO_MEM VIRTIO_MMIO VIRTIO_MMIO_CMDLINE_DEVICES VIRTIO_PMEM VIRTIO_VDPA VIRTIO_VSOCKETS VIRTIO_VSOCKETS_COMMON VIRT_WIFI VLAN_8021Q VLAN_8021Q_GVRP VLAN_8021Q_MVRP VMAP_PFN VMWARE_VMCI VMXNET3 VP_VDPA VSOCKETS VSOCKETS_DIAG VSOCKETS_LOOPBACK VSOCKMON VT_HW_CONSOLE_BINDING VXFS_FS VXLAN WAN WANT_DEV_COREDUMP WATCH_QUEUE WEXT_CORE WEXT_PRIV WEXT_PROC WIREGUARD WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ADMTEK WLAN_VENDOR_PURELIFI WLAN_VENDOR_SILABS WWAN X25 X86_SGX X86_SGX_KVM X86_USER_SHADOW_STACK X86_X2APIC X86_X32_ABI XDP_SOCKETS XDP_SOCKETS_DIAG XFRM_ESPINTCP XFRM_INTERFACE XFRM_IPCOMP XFRM_MIGRATE XFRM_OFFLOAD XFRM_STATISTICS XFRM_SUB_POLICY XFRM_USER_COMPAT XFS_FS XFS_POSIX_ACL XFS_QUOTA XFS_RT XILLYBUS_CLASS XILLYUSB XOR_BLOCKS YENTA YENTA_ENE_TUNE YENTA_O2 YENTA_RICOH YENTA_TI YENTA_TOSHIBA Z3FOLD Z3FOLD_DEPRECATED ZEROPLUS_FF ZLIB_DEFLATE ZONEFS_FS ZONE_DEVICE ZPOOL ZRAM ZRAM_BACKEND_FORCE_LZO ZRAM_BACKEND_LZO ZRAM_DEF_COMP_LZO ZSMALLOC ZSTD_COMPRESS ZSWAP ZSWAP_COMPRESSOR_DEFAULT_842 ZSWAP_DEFAULT_ON ZSWAP_SHRINKER_DEFAULT_ON ZSWAP_ZPOOL_DEFAULT_Z3FOLD_DEPRECATED] disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed picked [v6.11 v6.10 v6.9 v6.7 v6.5 v6.3 v6.1 v5.19 v5.16 v5.13 v5.10 v5.7 v5.4 v5.1 v4.19] out of 34 release tags testing release v6.11 testing commit 98f7e32f20d28ec452afb208f9cffc08448a2652 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1d41d53600ea3051a25421321e1551906a05f97e842f07e68a5829db04946d36 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio representative crash: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio, types: [UNKNOWN] 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: 2d5229d4b2b172eabe31c4c7d28cab69b29f1613d86c606a956c77f5c6de708a all runs: OK false negative chance: 0.000 # git bisect start 98f7e32f20d28ec452afb208f9cffc08448a2652 0c3836482481200ead7b416ca80c68a29cfdaabd Bisecting: 7076 revisions left to test after this (roughly 13 steps) [b3ce7a30847a54a7f96a35e609303d8afecd460b] Merge tag 'drm-next-2024-07-18' of https://gitlab.freedesktop.org/drm/kernel testing commit b3ce7a30847a54a7f96a35e609303d8afecd460b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9f7c2596969e71532ee7d26c865d18ce70a35d5a41fc19330959c46fe78c8310 all runs: OK false negative chance: 0.000 # git bisect good b3ce7a30847a54a7f96a35e609303d8afecd460b Bisecting: 3385 revisions left to test after this (roughly 12 steps) [fbc90c042cd1dc7258ebfebe6d226017e5b5ac8c] Merge tag 'mm-stable-2024-07-21-14-50' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm testing commit fbc90c042cd1dc7258ebfebe6d226017e5b5ac8c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 95f0e525edcef258283e0391e932f0b853e7531bbe969edf0ffb630a77198abd all runs: OK false negative chance: 0.000 # git bisect good fbc90c042cd1dc7258ebfebe6d226017e5b5ac8c Bisecting: 1693 revisions left to test after this (roughly 11 steps) [fa63c6434b6f6aaf9d8d599dc899bc0a074cc0ad] net: dsa: vsc73xx: check busy flag in MDIO operations testing commit fa63c6434b6f6aaf9d8d599dc899bc0a074cc0ad gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 17173b9a9a34598be80c0e848bce460ce8c6d3482ed87939aed93e33d981f7c7 run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in diWrite run #8: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #9: OK representative crash: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio, types: [UNKNOWN] # git bisect bad fa63c6434b6f6aaf9d8d599dc899bc0a074cc0ad Bisecting: 842 revisions left to test after this (roughly 10 steps) [301927d2d2eb8e541357ba850bc7a1a74dbbd670] Merge tag 'for-net-2024-07-26' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth testing commit 301927d2d2eb8e541357ba850bc7a1a74dbbd670 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 92e4ec29b59fc912b1f72fd11391ff02af93eb24514a18820fee61aec34d5ab1 run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #8: crashed: BUG: unable to handle kernel NULL pointer dereference in release_metapage run #9: OK representative crash: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio, types: [UNKNOWN] # git bisect bad 301927d2d2eb8e541357ba850bc7a1a74dbbd670 Bisecting: 393 revisions left to test after this (roughly 9 steps) [ca83c61cb3db964061ea186654bf8e1879589de3] Merge tag 'kbuild-v6.11' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild testing commit ca83c61cb3db964061ea186654bf8e1879589de3 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a0a3249ea724a15fa2f6e5903dc325d1d60b3b08b29b0f7036315a8e5fc97715 all runs: OK false negative chance: 0.000 # git bisect good ca83c61cb3db964061ea186654bf8e1879589de3 Bisecting: 201 revisions left to test after this (roughly 8 steps) [9cf601e865198c72e2a53118eaf37dcfd9a6cf1f] Merge tag 'dma-mapping-6.11-2024-07-24' of git://git.infradead.org/users/hch/dma-mapping testing commit 9cf601e865198c72e2a53118eaf37dcfd9a6cf1f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f1c1111b1aad2296f9629323a6f67af59f5bb3690ef1b2460db3753a78b05f01 run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #4: crashed: INFO: trying to register non-static key in txEnd run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #8: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #9: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio representative crash: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio, types: [UNKNOWN] # git bisect bad 9cf601e865198c72e2a53118eaf37dcfd9a6cf1f Bisecting: 77 revisions left to test after this (roughly 7 steps) [7a46b17d4c00c2547b5bd82eec9489b19128fd65] Merge tag 'dmaengine-6.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine testing commit 7a46b17d4c00c2547b5bd82eec9489b19128fd65 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 61c9d8430119dafe3ec4952d9efeaa076afec551506601780102685add6d2da3 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio representative crash: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio, types: [UNKNOWN] # git bisect bad 7a46b17d4c00c2547b5bd82eec9489b19128fd65 Bisecting: 57 revisions left to test after this (roughly 6 steps) [e44be00289ef3ce8195d915cf354714b14fd30a4] hostfs: fix folio conversion testing commit e44be00289ef3ce8195d915cf354714b14fd30a4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c18124507bd0d3c193612c81987843d605ba78ba853cc1c714e7b5f74b39e9ac run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #4: crashed: invalid opcode in corrupted run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in txBegin run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #8: OK run #9: OK representative crash: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio, types: [UNKNOWN] # git bisect bad e44be00289ef3ce8195d915cf354714b14fd30a4 Bisecting: 29 revisions left to test after this (roughly 5 steps) [bed6b0317441d82c32506750ccd868d83850e6f4] f2fs: clean up addrs_per_{inode,block}() testing commit bed6b0317441d82c32506750ccd868d83850e6f4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 55fbf1c3f6da234704377ecfc72fb5470f693c3a00339e0cfa4f9db8c4a04a56 all runs: OK false negative chance: 0.000 # git bisect good bed6b0317441d82c32506750ccd868d83850e6f4 Bisecting: 14 revisions left to test after this (roughly 4 steps) [ce6dede912f064a855acf6f04a04cbb2c25b8c8c] jfs: fix null ptr deref in dtInsertEntry testing commit ce6dede912f064a855acf6f04a04cbb2c25b8c8c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d2e2b32208f2414ce91952897d87632784e27ce6ee5134aceb8a4e9df6fc19d0 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio representative crash: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio, types: [UNKNOWN] # git bisect bad ce6dede912f064a855acf6f04a04cbb2c25b8c8c Bisecting: 7 revisions left to test after this (roughly 3 steps) [1f0dc610da985673dd5fc4243f20751eb2df66a7] jfs: Convert dec_io to take a folio testing commit 1f0dc610da985673dd5fc4243f20751eb2df66a7 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3b1d82c7512ec59dd57163c835f593ebdfb919f23f5ee8171ea69fc32f39366f all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio representative crash: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio, types: [UNKNOWN] # git bisect bad 1f0dc610da985673dd5fc4243f20751eb2df66a7 Bisecting: 3 revisions left to test after this (roughly 2 steps) [2dcd9630d988509aa87de2ce7826a697f8ce58ea] jfs: Convert __get_metapage to use a folio testing commit 2dcd9630d988509aa87de2ce7826a697f8ce58ea gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fa9839947952f68a99cf8353be6ba06d7331bdbbf9ee681e6cfbba683327490e run #0: crashed: BUG: Bad page state run #1: crashed: BUG: Bad page state run #2: crashed: BUG: Bad page state run #3: crashed: BUG: Bad page state run #4: crashed: BUG: Bad page state run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #6: crashed: BUG: Bad page state run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #8: crashed: BUG: Bad page state run #9: crashed: BUG: Bad page state representative crash: BUG: Bad page state, types: [UNKNOWN] # git bisect bad 2dcd9630d988509aa87de2ce7826a697f8ce58ea Bisecting: 0 revisions left to test after this (roughly 1 step) [35474d52c6056976e675e9130d755cdb749ded5a] jfs: Convert metapage_writepage to metapage_write_folio testing commit 35474d52c6056976e675e9130d755cdb749ded5a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2be1091f1f573f7f021ad6ff707639d82a43b7bdf32cfc9427570fb6f90bbae2 run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #1: crashed: BUG: Bad page state run #2: crashed: BUG: Bad page state run #3: crashed: BUG: Bad page state run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio run #5: crashed: BUG: Bad page state run #6: crashed: BUG: Bad page state run #7: crashed: BUG: Bad page state run #8: crashed: BUG: Bad page state run #9: crashed: BUG: Bad page state representative crash: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio, types: [UNKNOWN] # git bisect bad 35474d52c6056976e675e9130d755cdb749ded5a Bisecting: 0 revisions left to test after this (roughly 0 steps) [9b4b3f8441004eccf45a412370840188ae3a44ff] jfs: Convert metapage_read_folio to use folio APIs testing commit 9b4b3f8441004eccf45a412370840188ae3a44ff gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5119d04b6bed337d0a5188bff2b53879646e36d3bf954e0fb64af5bdb6d84c3e all runs: OK false negative chance: 0.000 # git bisect good 9b4b3f8441004eccf45a412370840188ae3a44ff 35474d52c6056976e675e9130d755cdb749ded5a is the first bad commit commit 35474d52c6056976e675e9130d755cdb749ded5a Author: Matthew Wilcox (Oracle) Date: Wed Apr 17 18:56:46 2024 +0100 jfs: Convert metapage_writepage to metapage_write_folio Implement writepages rather than writepage by using write_cache_pages() to call metapage_write_folio(). Use bio_add_folio_nofail() as we know we just allocated the bio. Replace the call to SetPageError (which is never checked) with a call to mapping_set_error (which ... might be checked somewhere?) Signed-off-by: Matthew Wilcox (Oracle) Signed-off-by: Dave Kleikamp fs/jfs/jfs_metapage.c | 75 ++++++++++++++++++++++++++++----------------------- 1 file changed, 41 insertions(+), 34 deletions(-) accumulated error probability: 0.00 culprit signature: 2be1091f1f573f7f021ad6ff707639d82a43b7bdf32cfc9427570fb6f90bbae2 parent signature: 5119d04b6bed337d0a5188bff2b53879646e36d3bf954e0fb64af5bdb6d84c3e revisions tested: 22, total time: 5h50m23.710609187s (build: 2h17m34.264770793s, test: 3h22m2.578955008s) first bad commit: 35474d52c6056976e675e9130d755cdb749ded5a jfs: Convert metapage_writepage to metapage_write_folio recipients (to): ["dave.kleikamp@oracle.com" "willy@infradead.org"] recipients (cc): [] crash: BUG: unable to handle kernel NULL pointer dereference in metapage_write_folio syz.1.16: attempt to access beyond end of device loop1: rw=2049, sector=30744, nr_sectors = 8 limit=0 lbmIODone: I/O error in JFS log BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 80000001203a6067 P4D 80000001203a6067 PUD 1237e0067 PMD 0 Oops: Oops: 0000 [#1] PREEMPT SMP PTI CPU: 1 PID: 5657 Comm: syz.1.16 Not tainted 6.9.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:metapage_write_folio+0x31/0x6d0 fs/jfs/jfs_metapage.c:343 Code: 41 56 41 55 41 54 53 48 83 ec 30 48 89 74 24 08 49 89 fd 65 48 8b 04 25 28 00 00 00 48 89 44 24 28 e8 93 39 6c ff 49 8b 45 18 <4c> 8b 20 c7 44 24 14 00 00 00 00 4d 8b 7d 20 49 c1 e7 0c 41 0f b6 RSP: 0018:ffffc90002ceb838 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 017ff00000004139 RCX: ffff888124923880 RDX: 0000000000000000 RSI: ffffc90002ceb8a0 RDI: ffffea000471c4c0 RBP: 0000000000000081 R08: ffffffff81d04b39 R09: 0000000000000000 R10: ffffc90002ceb8a8 R11: 0000000000000000 R12: 0000000000008800 R13: ffffea000471c4c0 R14: 0000000000000000 R15: ffffea000471c4c0 FS: 00007f35202a46c0(0000) GS:ffff88813bd00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000011c4fe000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: metapage_write_one+0x142/0x420 fs/jfs/jfs_metapage.c:708 force_metapage+0xa8/0x2d0 fs/jfs/jfs_metapage.c:730 txForce fs/jfs/jfs_txnmgr.c:2215 [inline] txCommit+0x1a08/0x1d00 fs/jfs/jfs_txnmgr.c:1315 diNewIAG fs/jfs/jfs_imap.c:2589 [inline] diAllocExt fs/jfs/jfs_imap.c:1902 [inline] diAllocAG+0xb64/0xc10 fs/jfs/jfs_imap.c:1666 diAlloc+0xa4/0xb70 fs/jfs/jfs_imap.c:1587 ialloc+0x59/0x330 fs/jfs/jfs_inode.c:56 jfs_mkdir+0xf7/0x500 fs/jfs/namei.c:225 vfs_mkdir+0x172/0x260 fs/namei.c:4131 do_mkdirat+0x12c/0x270 fs/namei.c:4154 __do_sys_mkdirat fs/namei.c:4169 [inline] __se_sys_mkdirat fs/namei.c:4167 [inline] __x64_sys_mkdirat+0x2e/0x40 fs/namei.c:4167 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x8d/0x1a0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f351f57dff9 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:00007f35202a4038 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007f351f736058 RCX: 00007f351f57dff9 RDX: 0000000000000135 RSI: 0000000020000140 RDI: ffffffffffffff9c RBP: 00007f351f5f0296 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f351f736058 R15: 00007ffe8f770598 Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- RIP: 0010:metapage_write_folio+0x31/0x6d0 fs/jfs/jfs_metapage.c:343 Code: 41 56 41 55 41 54 53 48 83 ec 30 48 89 74 24 08 49 89 fd 65 48 8b 04 25 28 00 00 00 48 89 44 24 28 e8 93 39 6c ff 49 8b 45 18 <4c> 8b 20 c7 44 24 14 00 00 00 00 4d 8b 7d 20 49 c1 e7 0c 41 0f b6 RSP: 0018:ffffc90002ceb838 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 017ff00000004139 RCX: ffff888124923880 RDX: 0000000000000000 RSI: ffffc90002ceb8a0 RDI: ffffea000471c4c0 RBP: 0000000000000081 R08: ffffffff81d04b39 R09: 0000000000000000 R10: ffffc90002ceb8a8 R11: 0000000000000000 R12: 0000000000008800 R13: ffffea000471c4c0 R14: 0000000000000000 R15: ffffea000471c4c0 FS: 00007f35202a46c0(0000) GS:ffff88813bd00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000011c4fe000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 41 56 push %r14 2: 41 55 push %r13 4: 41 54 push %r12 6: 53 push %rbx 7: 48 83 ec 30 sub $0x30,%rsp b: 48 89 74 24 08 mov %rsi,0x8(%rsp) 10: 49 89 fd mov %rdi,%r13 13: 65 48 8b 04 25 28 00 mov %gs:0x28,%rax 1a: 00 00 1c: 48 89 44 24 28 mov %rax,0x28(%rsp) 21: e8 93 39 6c ff call 0xff6c39b9 26: 49 8b 45 18 mov 0x18(%r13),%rax * 2a: 4c 8b 20 mov (%rax),%r12 <-- trapping instruction 2d: c7 44 24 14 00 00 00 movl $0x0,0x14(%rsp) 34: 00 35: 4d 8b 7d 20 mov 0x20(%r13),%r15 39: 49 c1 e7 0c shl $0xc,%r15 3d: 41 rex.B 3e: 0f .byte 0xf 3f: b6 .byte 0xb6