ci2 starts bisection 2024-08-27 08:09:21.805112858 +0000 UTC m=+64771.804599458 bisecting fixing commit since 34afb82a3c67f869267a26f593b6f8fc6bf35905 building syzkaller on bc144f9a58782daa2399d417b56aad80e82a219e ensuring issue is reproducible on original commit 34afb82a3c67f869267a26f593b6f8fc6bf35905 testing commit 34afb82a3c67f869267a26f593b6f8fc6bf35905 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ee35a4079b06d4e374d58a7f97047d4bac15c9eab36bdbaf2987ba4bbd02e12c all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, 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 34afb82a3c67f869267a26f593b6f8fc6bf35905 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d7ac50537eb308d45a09f46c15060252f5f49de6f16b8e63b005462c769e248f all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, 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=3993 full=8033 leaves diff=2004 split chunks (needed=false): <2004> split chunk #0 of len 2004 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 34afb82a3c67f869267a26f593b6f8fc6bf35905 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c81a997b014bca6d0d3421be57b38e4332b204cbca6961f231142d77cb0dfc81 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 34afb82a3c67f869267a26f593b6f8fc6bf35905 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1f847126ded0df0b36b7faf82891a7cd84a9d9edd37249457318631b1d529943 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 34afb82a3c67f869267a26f593b6f8fc6bf35905 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3a3906dfd6913683a86b2f90c0d751b271c711f2c4c96b7f24c0fb38c04073cc all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 34afb82a3c67f869267a26f593b6f8fc6bf35905 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a12ad18599609a4e7e4b5a3c2dfa92ef4bf56cc82f184e27a9d2e86208a5fdae all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit 34afb82a3c67f869267a26f593b6f8fc6bf35905 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e6b822a9856f756b93d04a2c37edb8301576cd3ff5c7ae6105e8dfe58c2438b8 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, types: [UNKNOWN] the chunk can be dropped minimized to 401 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ATM AX25 CFG80211 CMA DAX DLM DVB_CORE ENCRYPTED_KEYS EXTCON GENEVE GPIOLIB HAMRADIO HAVE_CLK HID_SENSOR_HUB HID_SMARTJOYPLUS HID_THRUSTMASTER IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_TABLET INPUT_TOUCHSCREEN IP_SCTP L2TP LIBNVDIMM MEDIA_COMMON_OPTIONS MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_RETU MMC MTD MTD_UBI NETFILTER_CONNCOUNT NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 NF_TPROXY_IPV6 NILFS2_FS NLMON NLS_CODEPAGE_1250 NLS_CODEPAGE_1251 NLS_CODEPAGE_737 NLS_CODEPAGE_775 NLS_CODEPAGE_850 NLS_CODEPAGE_852 NLS_CODEPAGE_855 NLS_CODEPAGE_857 NLS_CODEPAGE_860 NLS_CODEPAGE_861 NLS_CODEPAGE_862 NLS_CODEPAGE_863 NLS_CODEPAGE_864 NLS_CODEPAGE_865 NLS_CODEPAGE_866 NLS_CODEPAGE_869 NLS_CODEPAGE_874 NLS_CODEPAGE_932 NLS_CODEPAGE_936 NLS_CODEPAGE_949 NLS_CODEPAGE_950 NLS_ISO8859_13 NLS_ISO8859_14 NLS_ISO8859_15 NLS_ISO8859_2 NLS_ISO8859_3 NLS_ISO8859_4 NLS_ISO8859_5 NLS_ISO8859_6 NLS_ISO8859_7 NLS_ISO8859_8 NLS_ISO8859_9 NLS_KOI8_R NLS_KOI8_U NLS_MAC_CELTIC NLS_MAC_CENTEURO NLS_MAC_CROATIAN NLS_MAC_CYRILLIC NLS_MAC_GAELIC NLS_MAC_GREEK NLS_MAC_ICELAND NLS_MAC_INUIT NLS_MAC_ROMAN NLS_MAC_ROMANIAN NLS_MAC_TURKISH NLS_UCS2_UTILS NOP_USB_XCEIV NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NULL_TTY NUMA_BALANCING NUMA_BALANCING_DEFAULT_ENABLED NUMA_EMU NUMA_KEEP_MEMINFO NVDIMM_DAX NVDIMM_KEYS NVDIMM_PFN NVME_CORE NVME_FABRICS NVME_FC NVME_MULTIPATH NVME_RDMA NVME_TARGET NVME_TARGET_FC NVME_TARGET_FCLOOP NVME_TARGET_LOOP NVME_TARGET_RDMA NVME_TARGET_TCP NVME_TCP N_GSM N_HDLC OCFS2_DEBUG_FS OCFS2_FS OCFS2_FS_O2CB OCFS2_FS_STATS OCFS2_FS_USERSPACE_CLUSTER OF_GPIO OF_PMEM OMFS_FS OPENVSWITCH OPENVSWITCH_GENEVE OPENVSWITCH_GRE OPENVSWITCH_VXLAN ORANGEFS_FS OSF_PARTITION OVERLAY_FS OVERLAY_FS_DEBUG OVERLAY_FS_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PAGE_IDLE_FLAG PAGE_POOL PAGE_REPORTING PAHOLE_HAS_BTF_TAG PAHOLE_HAS_LANG_EXCLUDE PAHOLE_HAS_SPLIT_BTF PARPORT PARPORT_NOT_PC PARTITION_ADVANCED PCCARD PCCARD_NONSTATIC PCIEAER PCI_ENDPOINT PCI_IOV PCMCIA PCMCIA_LOAD_CIS PERCPU_STATS PERSISTENT_KEYRINGS PHONET PHYLINK PHY_CPCAP_USB PHY_QCOM_USB_HS PHY_QCOM_USB_HSIC PHY_SAMSUNG_USB2 PHY_TUSB1210 PKCS7_TEST_KEY PKCS8_PRIVATE_KEY_PARSER PM_CLK PNFS_BLOCK PNFS_FILE_LAYOUT PNFS_FLEXFILE_LAYOUT PPP PPPOATM PPPOE PPPOE_HASH_BITS_4 PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_NOTIFIERS PROC_CHILDREN PSI PSTORE PSTORE_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN R8712U RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_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 REGMAP_SPI REGULATOR REGULATOR_TWL4030 REISERFS_FS REISERFS_FS_POSIX_ACL REISERFS_FS_SECURITY REISERFS_FS_XATTR REISERFS_PROC_INFO RESET_CONTROLLER RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 ROMFS_BACKED_BY_BOTH ROMFS_FS ROMFS_ON_BLOCK ROMFS_ON_MTD ROSE RTC_DRV_HID_SENSOR_TIME RXKAD SCHED_CORE SCREEN_INFO SCSI_FC_ATTRS SCSI_HPSA SCSI_ISCSI_ATTRS SCSI_LOGGING SCSI_NETLINK SCSI_SAS_ATA SCSI_SAS_ATTRS SCSI_SAS_LIBSAS SCSI_SCAN_ASYNC SCSI_SRP_ATTRS SCTP_COOKIE_HMAC_MD5 SCTP_COOKIE_HMAC_SHA1 SCTP_DEFAULT_COOKIE_HMAC_MD5 SECONDARY_TRUSTED_KEYRING SECURITY_INFINIBAND SECURITY_NETWORK_XFRM SECURITY_SMACK_NETFILTER SERIAL_DEV_BUS SERIAL_DEV_CTRL_TTYPORT SERIAL_MCTRL_GPIO SGI_PARTITION SIGNATURE SIGNED_PE_FILE_VERIFICATION SKB_DECRYPTED SLHC SLIP SLIP_COMPRESSED SLIP_MODE_SLIP6 SLIP_SMART SMARTJOYPLUS_FF SMBFS SMC SMC_DIAG SMSC_PHY SMS_SIANO_MDTV SMS_SIANO_RC SMS_USB_DRV SND SND_ALOOP SND_BCD2000 SND_CTL_FAST_LOOKUP SND_CTL_LED SND_DEBUG SND_DMA_SGBUF SND_DRIVERS SND_DUMMY SND_DYNAMIC_MINORS SND_HDA SND_HDA_CODEC_ANALOG SND_HDA_CODEC_CA0110 SND_HDA_CODEC_CA0132 SND_HDA_CODEC_CIRRUS SND_HDA_CODEC_CMEDIA SND_HDA_CODEC_CONEXANT SND_HDA_CODEC_HDMI SND_HDA_CODEC_REALTEK SND_HDA_CODEC_SI3054 SND_HDA_CODEC_SIGMATEL SND_HDA_CODEC_VIA SND_HDA_COMPONENT SND_HDA_CORE SND_HDA_GENERIC SND_HDA_GENERIC_LEDS SND_HDA_HWDEP SND_HDA_I915 SND_HDA_INPUT_BEEP SND_HDA_INTEL SND_HDA_PATCH_LOADER SND_HDA_RECONFIG SND_HDA_SCODEC_COMPONENT SND_HRTIMER SND_HWDEP SND_INTEL_DSP_CONFIG SND_INTEL_NHLT SND_INTEL_SOUNDWIRE_ACPI SND_JACK SND_JACK_INPUT_DEV SND_MIXER_OSS SND_OSSEMUL SND_PCI SND_PCM SND_PCMCIA SND_PCM_OSS SND_PCM_OSS_PLUGINS SND_PCM_TIMER SND_PCM_XRUN_DEBUG SND_PROC_FS SND_RAWMIDI SND_SEQUENCER SND_SEQUENCER_OSS SND_SEQ_DEVICE SND_SEQ_DUMMY SND_SEQ_HRTIMER_DEFAULT SND_SEQ_MIDI SND_SEQ_MIDI_EVENT SND_SEQ_VIRMIDI SND_SOC SND_SOC_I2C_AND_SPI SND_SUPPORT_OLD_API SND_TIMER SND_USB SND_USB_6FIRE SND_USB_AUDIO SND_USB_AUDIO_USE_MEDIA_CONTROLLER SND_USB_CAIAQ SND_USB_CAIAQ_INPUT SND_USB_HIFACE SND_USB_LINE6 SND_USB_POD SND_USB_PODHD SND_USB_TONEPORT SND_USB_UA101 SND_USB_US122L SND_USB_USX2Y SND_USB_VARIAX SND_VERBOSE_PROCFS SND_VIRMIDI SND_VIRTIO SND_VMASTER SND_X86 SOCK_VALIDATE_XMIT SOLARIS_X86_PARTITION SONY_FF SOUND SOUNDWIRE SOUND_OSS_CORE SOUND_OSS_CORE_PRECLAIM SPI SPI_DLN2 SPI_DYNAMIC SPI_MASTER SQUASHFS SQUASHFS_4K_DEVBLK_SIZE SQUASHFS_COMPILE_DECOMP_SINGLE SQUASHFS_DECOMP_SINGLE SQUASHFS_FILE_DIRECT SQUASHFS_LZ4 SQUASHFS_LZO SQUASHFS_XATTR SQUASHFS_XZ SQUASHFS_ZLIB SQUASHFS_ZSTD SSB SSB_PCIHOST_POSSIBLE SSB_PCMCIAHOST_POSSIBLE SSB_SDIOHOST_POSSIBLE STAGING STP STREAM_PARSER SUNRPC_BACKCHANNEL SUN_PARTITION SW_SYNC SYSFB SYSV68_PARTITION SYSV_FS TABLET_USB_ACECAD TABLET_USB_AIPTEK TABLET_USB_HANWANG TABLET_USB_KBTAB TABLET_USB_PEGASUS TAHVO_USB TAHVO_USB_HOST_BY_DEFAULT TASKS_TRACE_RCU TCG_CRB TCG_TIS TCG_TIS_CORE TCG_TPM TCP_CONG_BBR TCP_CONG_BIC TCP_CONG_CDG TCP_CONG_DCTCP TCP_CONG_HSTCP TCP_CONG_HTCP TCP_CONG_HYBLA TCP_CONG_ILLINOIS TCP_CONG_LP TCP_CONG_NV TCP_CONG_SCALABLE TCP_CONG_VEGAS TCP_CONG_VENO TCP_CONG_WESTWOOD TCP_CONG_YEAH TEXTSEARCH TEXTSEARCH_BM TEXTSEARCH_FSM TEXTSEARCH_KMP THERMAL_NETLINK THP_SWAP THRUSTMASTER_FF TIPC TIPC_CRYPTO TIPC_DIAG TIPC_MEDIA_IB TIPC_MEDIA_UDP TLS TLS_TOE TMPFS_QUOTA TOUCHSCREEN_SUR40 TOUCHSCREEN_USB_3M TOUCHSCREEN_USB_COMPOSITE TOUCHSCREEN_USB_DMC_TSC10 TOUCHSCREEN_USB_E2I TOUCHSCREEN_USB_EASYTOUCH TOUCHSCREEN_USB_EGALAX TOUCHSCREEN_USB_ELO TOUCHSCREEN_USB_ETT_TC45USB TOUCHSCREEN_USB_ETURBO TOUCHSCREEN_USB_GENERAL_TOUCH TOUCHSCREEN_USB_GOTOP TOUCHSCREEN_USB_GUNZE TOUCHSCREEN_USB_IDEALTEK TOUCHSCREEN_USB_IRTOUCH TOUCHSCREEN_USB_ITM TOUCHSCREEN_USB_JASTEC TOUCHSCREEN_USB_NEXIO TOUCHSCREEN_USB_PANJIT TOUCHSCREEN_USB_ZYTRONIC TRANSPARENT_HUGEPAGE TRANSPARENT_HUGEPAGE_MADVISE TTPCI_EEPROM TTY_PRINTK TUN_VNET_CROSS_LE TWL4030_CORE TYPEC TYPEC_FUSB302 TYPEC_TCPCI TYPEC_TCPM TYPEC_TPS6598X TYPEC_UCSI UBIFS_ATIME_SUPPORT UBIFS_FS UBIFS_FS_ADVANCED_COMPR UBIFS_FS_LZO UBIFS_FS_SECURITY UBIFS_FS_XATTR UBIFS_FS_ZLIB UBIFS_FS_ZSTD UCSI_ACPI UDF_FS UDMABUF UFS_FS UFS_FS_WRITE UHID ULTRIX_PARTITION UNICODE UNIXWARE_DISKLABEL UNIX_DIAG USB4 USB4_NET USBIP_CORE USBIP_HOST USBIP_VHCI_HCD USBIP_VUDC USBPCWATCHDOG USB_ACM USB_ADUTUX USB_AIRSPY USB_ALI_M5632 USB_AN2720 USB_APPLEDISPLAY USB_ARMLINUX USB_BDC_UDC USB_BELKIN USB_C67X00_HCD USB_CATC USB_CDC_PHONET USB_CHAOSKEY USB_CHIPIDEA USB_CHIPIDEA_HOST USB_CHIPIDEA_PCI USB_CHIPIDEA_UDC USB_CONFIGFS USB_CONFIGFS_ACM USB_CONFIGFS_ECM USB_CONFIGFS_ECM_SUBSET USB_DWC2 USB_GADGET USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VXLAN WIRELESS WLAN ZONE_DEVICE] disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing current HEAD 3e9bff3bbe1355805de919f688bef4baefbfd436 testing commit 3e9bff3bbe1355805de919f688bef4baefbfd436 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5d521965dae36a6b40ae7bf9ef8b13842b271d96ea00189e67c968ac14781419 all runs: OK false negative chance: 0.000 # git bisect start 3e9bff3bbe1355805de919f688bef4baefbfd436 34afb82a3c67f869267a26f593b6f8fc6bf35905 Bisecting: 6248 revisions left to test after this (roughly 13 steps) [b3ce7a30847a54a7f96a35e609303d8afecd460b] Merge tag 'drm-next-2024-07-18' of https://gitlab.freedesktop.org/drm/kernel determine whether the revision contains the guilty commit revision 34afb82a3c67f869267a26f593b6f8fc6bf35905 crashed and is reachable testing commit b3ce7a30847a54a7f96a35e609303d8afecd460b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1d2faa745e2335685ba250219fb22b838b28d771e43e71e767d25d1ef396e624 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, types: [UNKNOWN] # git bisect good b3ce7a30847a54a7f96a35e609303d8afecd460b Bisecting: 3108 revisions left to test after this (roughly 12 steps) [2c9b3512402ed192d1f43f4531fb5da947e72bd0] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm determine whether the revision contains the guilty commit revision 34afb82a3c67f869267a26f593b6f8fc6bf35905 crashed and is reachable testing commit 2c9b3512402ed192d1f43f4531fb5da947e72bd0 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a915fcbae0d3f8d6394a8484e70b9e35f4eb193fd505e6e6bade21c1a1c43890 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, types: [UNKNOWN] # git bisect good 2c9b3512402ed192d1f43f4531fb5da947e72bd0 Bisecting: 1553 revisions left to test after this (roughly 11 steps) [c9f33436d85b72b2addfd9423eae864cb8dac1da] Merge tag 'riscv-for-linus-6.11-mw2' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux determine whether the revision contains the guilty commit revision 34afb82a3c67f869267a26f593b6f8fc6bf35905 crashed and is reachable testing commit c9f33436d85b72b2addfd9423eae864cb8dac1da gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2475051cf616977a978df8e661ca560135a14c497ae8ed375f08b6763560bdf4 all runs: OK false negative chance: 0.000 # git bisect bad c9f33436d85b72b2addfd9423eae864cb8dac1da Bisecting: 795 revisions left to test after this (roughly 10 steps) [a362ade892e3e4de69296cddb1a23a1efe701428] Merge tag 'loongarch-6.11' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson determine whether the revision contains the guilty commit revision 34afb82a3c67f869267a26f593b6f8fc6bf35905 crashed and is reachable testing commit a362ade892e3e4de69296cddb1a23a1efe701428 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7ccda1149a9cb2f37ca3cbd24ff834182593e684370e8f854b9c8dca7c1828e8 all runs: OK false negative chance: 0.000 # git bisect bad a362ade892e3e4de69296cddb1a23a1efe701428 Bisecting: 379 revisions left to test after this (roughly 9 steps) [57fb15c32f4f6a4f1a58f1fbc58a799c3f975ed8] powerpc/64s: use contiguous PMD/PUD instead of HUGEPD determine whether the revision contains the guilty commit checking the merge base 93aef9eda1cea9e84ab2453fcceb8addad0e46f1 no existing result, test the revision testing commit 93aef9eda1cea9e84ab2453fcceb8addad0e46f1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7bc5d7f3d9e504b4095c54a1358bafa4a6979ffdb5c1683769235b838ef2a138 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, types: [UNKNOWN] testing commit 57fb15c32f4f6a4f1a58f1fbc58a799c3f975ed8 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 01350ec5890f4da7a8f94edef62c87e5c0ff0046d956e693ec7190479cb0b51a all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, types: [UNKNOWN] # git bisect good 57fb15c32f4f6a4f1a58f1fbc58a799c3f975ed8 Bisecting: 207 revisions left to test after this (roughly 8 steps) [fbc90c042cd1dc7258ebfebe6d226017e5b5ac8c] Merge tag 'mm-stable-2024-07-21-14-50' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm determine whether the revision contains the guilty commit revision 93aef9eda1cea9e84ab2453fcceb8addad0e46f1 crashed and is reachable testing commit fbc90c042cd1dc7258ebfebe6d226017e5b5ac8c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d4079cd2670a529962a88acea172b16ef8148eb22e7b46b02deb60f9058c8d25 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, types: [UNKNOWN] # git bisect good fbc90c042cd1dc7258ebfebe6d226017e5b5ac8c Bisecting: 103 revisions left to test after this (roughly 7 steps) [933069701c1b507825b514317d4edd5d3fd9d417] Merge tag '6.11-rc-smb3-server-fixes' of git://git.samba.org/ksmbd determine whether the revision contains the guilty commit revision 2c9b3512402ed192d1f43f4531fb5da947e72bd0 crashed and is reachable testing commit 933069701c1b507825b514317d4edd5d3fd9d417 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c69eafc8490b4b3dc380a4aa424766135cbb845442b2040e0c58104a234c6a0b all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, types: [UNKNOWN] # git bisect good 933069701c1b507825b514317d4edd5d3fd9d417 Bisecting: 55 revisions left to test after this (roughly 6 steps) [dd018c238b8489b6dd8c06f6b962ea75d79115ff] Merge tag 'bcachefs-2024-07-22' of https://evilpiepirate.org/git/bcachefs determine whether the revision contains the guilty commit revision 57fb15c32f4f6a4f1a58f1fbc58a799c3f975ed8 crashed and is reachable testing commit dd018c238b8489b6dd8c06f6b962ea75d79115ff gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 42211bc4e4c57b277eb11d61d2d9130140f79596cd997b0b2fdf41733dc900c5 run #0: crashed: BUG: unable to handle kernel paging request in mi_read run #1: OK run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK representative crash: BUG: unable to handle kernel paging request in mi_read, types: [UNKNOWN] unable to determine the verdict: 9 good runs (wanted 5), for bad wanted 5 in total, got 10 # git bisect skip dd018c238b8489b6dd8c06f6b962ea75d79115ff Bisecting: 47 revisions left to test after this (roughly 6 steps) [0256994887d7c89c2a41d872aac67605bda8f115] Merge tag 'for-6.11/block-post-20240722' of git://git.kernel.dk/linux determine whether the revision contains the guilty commit revision fbc90c042cd1dc7258ebfebe6d226017e5b5ac8c crashed and is reachable testing commit 0256994887d7c89c2a41d872aac67605bda8f115 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4107a47e65ecba51981a8d0f9f9b9e1f947f8e5ab1c5c1faf2503d6ba0a04a33 all runs: OK false negative chance: 0.000 # git bisect bad 0256994887d7c89c2a41d872aac67605bda8f115 Bisecting: 27 revisions left to test after this (roughly 5 steps) [584f60ba22f79c89e6708ab82a5b5d9b8fa21fb2] ntfs3: Convert ntfs_get_frame_pages() to use a folio determine whether the revision contains the guilty commit checking the merge base 1613e604df0cd359cf2a7fbd9be7a0bcfacfabd0 no existing result, test the revision testing commit 1613e604df0cd359cf2a7fbd9be7a0bcfacfabd0 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 00ddccfb984fd544e357c7aa4f63ce3a41111b91ee7cfa7c91722f1d4a6a778f all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, types: [UNKNOWN] testing commit 584f60ba22f79c89e6708ab82a5b5d9b8fa21fb2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6ba35cca8032d28df0420b91d86e0e33ee33eb295bf239e32d7307bc84bf017b all runs: OK false negative chance: 0.000 # git bisect bad 584f60ba22f79c89e6708ab82a5b5d9b8fa21fb2 Bisecting: 13 revisions left to test after this (roughly 4 steps) [a0dde5d7a58b6bf9184ef3d8c6e62275c3645584] fs/ntfs3: One more reason to mark inode bad determine whether the revision contains the guilty commit revision 1613e604df0cd359cf2a7fbd9be7a0bcfacfabd0 crashed and is reachable testing commit a0dde5d7a58b6bf9184ef3d8c6e62275c3645584 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 47731462055d51b7757ce013bcd5878664131bb05425656362ac3de49e6e2e27 all runs: OK false negative chance: 0.000 # git bisect bad a0dde5d7a58b6bf9184ef3d8c6e62275c3645584 Bisecting: 6 revisions left to test after this (roughly 3 steps) [69943484b95267c94331cba41e9e64ba7b24f136] fs/ntfs3: Deny getting attr data block in compressed frame determine whether the revision contains the guilty commit revision 1613e604df0cd359cf2a7fbd9be7a0bcfacfabd0 crashed and is reachable testing commit 69943484b95267c94331cba41e9e64ba7b24f136 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1e391ff4ad41d64a6452b6949225a0870b82ce7ea0c7e554ca31511904abee7e all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, types: [UNKNOWN] # git bisect good 69943484b95267c94331cba41e9e64ba7b24f136 Bisecting: 2 revisions left to test after this (roughly 2 steps) [0f9579d9e0331b6255132ac06bdf2c0a01cceb90] fs/ntfs3: Add missing .dirty_folio in address_space_operations determine whether the revision contains the guilty commit revision 1613e604df0cd359cf2a7fbd9be7a0bcfacfabd0 crashed and is reachable testing commit 0f9579d9e0331b6255132ac06bdf2c0a01cceb90 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3a07288798680dd28a6968cfaaed1fd0ba9cc6b4bfd86c3fd02579ef99690a71 all runs: OK false negative chance: 0.000 # git bisect bad 0f9579d9e0331b6255132ac06bdf2c0a01cceb90 Bisecting: 1 revision left to test after this (roughly 1 step) [24c5100aceedcd47af89aaa404d4c96cd2837523] fs/ntfs3: Fix getting file type determine whether the revision contains the guilty commit revision 69943484b95267c94331cba41e9e64ba7b24f136 crashed and is reachable testing commit 24c5100aceedcd47af89aaa404d4c96cd2837523 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e5dbbf047e3da4bc90512a3e240316ada4b3f13e2eb68a7b64893f79a9df97b4 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, types: [UNKNOWN] # git bisect good 24c5100aceedcd47af89aaa404d4c96cd2837523 Bisecting: 0 revisions left to test after this (roughly 0 steps) [bc81e773fec1bf83852b3bc6f6ad25125bf26416] fs/ntfs3: Remove sync_blockdev_nowait() determine whether the revision contains the guilty commit revision 69943484b95267c94331cba41e9e64ba7b24f136 crashed and is reachable testing commit bc81e773fec1bf83852b3bc6f6ad25125bf26416 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 78026c0f5acf412eedfb77115088fe1321d25640504d06c385cc19d0e173e711 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident representative crash: BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident, types: [UNKNOWN] # git bisect good bc81e773fec1bf83852b3bc6f6ad25125bf26416 0f9579d9e0331b6255132ac06bdf2c0a01cceb90 is the first bad commit commit 0f9579d9e0331b6255132ac06bdf2c0a01cceb90 Author: Konstantin Komarov Date: Mon Jun 3 09:58:13 2024 +0300 fs/ntfs3: Add missing .dirty_folio in address_space_operations After switching from pages to folio [1], it became evident that the initialization of .dirty_folio for page cache operations was missed for compressed files. [1] https://lore.kernel.org/ntfs3/20240422193203.3534108-1-willy@infradead.org Fixes: 82cae269cfa95 ("fs/ntfs3: Add initialization of super block") Signed-off-by: Konstantin Komarov fs/ntfs3/inode.c | 1 + 1 file changed, 1 insertion(+) accumulated error probability: 0.00 culprit signature: 3a07288798680dd28a6968cfaaed1fd0ba9cc6b4bfd86c3fd02579ef99690a71 parent signature: 78026c0f5acf412eedfb77115088fe1321d25640504d06c385cc19d0e173e711 revisions tested: 25, total time: 8h7m10.841843955s (build: 4h1m22.214984687s, test: 3h53m39.14308666s) first good commit: 0f9579d9e0331b6255132ac06bdf2c0a01cceb90 fs/ntfs3: Add missing .dirty_folio in address_space_operations recipients (to): ["almaz.alexandrovich@paragon-software.com"] recipients (cc): []