ci2 starts bisection 2026-01-01 23:57:24.898513339 +0000 UTC m=+3148057.075636416 bisecting fixing commit since 98906f9d850e4882004749eccb8920649dc98456 building syzkaller on ff1712fe925b6acf5dec3cd7616cf03effc97f62 ensuring issue is reproducible on original commit 98906f9d850e4882004749eccb8920649dc98456 testing commit 98906f9d850e4882004749eccb8920649dc98456 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: ddb69ea597a4b2c32ace412fa721a9420ad5e016a18e0859f6f8048cf39aa4d9 all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] check whether we can drop unnecessary instrumentation disabling configs for [locking atomic_sleep hang memleak ubsan bug_or_warning kasan], they are not needed testing commit 98906f9d850e4882004749eccb8920649dc98456 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: b48a33765f75e8fa7fd2b370dd769995ca2ac9c7b8170eea8b35a391d13ea485 all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] the bug reproduces without the instrumentation disabling configs for [locking atomic_sleep hang memleak ubsan bug_or_warning kasan], they are not needed kconfig minimization: base=4109 full=8370 leaves diff=2114 split chunks (needed=false): <2114> split chunk #0 of len 2114 into 5 parts testing without sub-chunk 1/5 disabling configs for [bug_or_warning kasan locking atomic_sleep hang memleak ubsan], they are not needed testing commit 98906f9d850e4882004749eccb8920649dc98456 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 8862d14c14ecd41ab50a93c7c492a0b020beb6bf5c88613885834fef72224ce5 all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [atomic_sleep hang memleak ubsan bug_or_warning kasan locking], they are not needed testing commit 98906f9d850e4882004749eccb8920649dc98456 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 5e7f50f3422c255badcd904c37588f7ed264a329d3349e76afaee5c6a56a4411 all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [locking atomic_sleep hang memleak ubsan bug_or_warning kasan], they are not needed testing commit 98906f9d850e4882004749eccb8920649dc98456 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: d203955a944a0251f379035e7502d33705e302918156d942c724653927578662 all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [locking atomic_sleep hang memleak ubsan bug_or_warning kasan], they are not needed testing commit 98906f9d850e4882004749eccb8920649dc98456 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 00929713c41a57d3e8adc91b5bc8dd6cc1a4704b392759cb5c15038212baeb77 all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [memleak ubsan bug_or_warning kasan locking atomic_sleep hang], they are not needed testing commit 98906f9d850e4882004749eccb8920649dc98456 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 035d0d3a477b7347f517cb3742e4bdac1408ebd42f819b08bd8b951a38fbc702 all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] the chunk can be dropped minimized to 423 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ATM AX25 BT BT_BREDR BT_HIDP BXT_WC_PMIC_OPREGION CFG80211 CMA DAX DIBS DLM DMABUF_HEAPS DRM DVB_CORE ENCRYPTED_KEYS EXTCON GENDWARFKSYMS GENEVE GPIOLIB HAMRADIO HAVE_CLK HID_NINTENDO HID_NVIDIA_SHIELD HID_PLAYSTATION HID_SENSOR_HUB HID_SMARTJOYPLUS HID_STEAM HID_THRUSTMASTER IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_TABLET INPUT_TOUCHSCREEN INTEL_SCU_IPC INTEL_SOC_PMIC_BXTWC IP_SCTP L2TP LEDS_CLASS_MULTICOLOR LIBNVDIMM MAC80211 MEDIA_COMMON_OPTIONS MEDIA_DIGITAL_TV_SUPPORT MEDIA_PLATFORM_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_INTEL_PMC_BXT MFD_MT6360 MFD_MT6370 MFD_RETU MMC MODVERSIONS MTD MTD_UBI NETFILTER_CONNCOUNT NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 NF_NAT_TFTP NF_SOCKET_IPV4 NF_SOCKET_IPV6 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 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 NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NULL_TTY NUMA_EMU NUMA_KEEP_MEMINFO NVDIMM_DAX NVDIMM_KEYS NVDIMM_PFN NVIDIA_SHIELD_FF 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 OPTEE_STATIC_PROTMEM_POOL 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_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 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 POSIX_AUX_CLOCKS 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 PREEMPT_RT PROC_CHILDREN PSAMPLE PSI PSTORE PSTORE_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 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 REALTEK_AUTOPM REED_SOLOMON REED_SOLOMON_DEC8 REGMAP REGMAP_I2C REGMAP_IRQ REGMAP_MMIO REGMAP_SPI REGULATOR REGULATOR_FIXED_VOLTAGE REGULATOR_TWL4030 RESET_CONTROLLER RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 RMI4_F3A ROMFS_BACKED_BY_BOTH ROMFS_FS ROMFS_ON_BLOCK ROMFS_ON_MTD ROSE RTC_DRV_HID_SENSOR_TIME RUST RXKAD SAMPLES 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_DEFAULT_COOKIE_HMAC_NONE 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 SMB_SERVER 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_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_CORE SND_HDA_GENERIC SND_HDA_GENERIC_LEDS SND_HDA_HWDEP SND_HDA_INPUT_BEEP SND_HDA_INTEL SND_HDA_PATCH_LOADER SND_HDA_RECONFIG SND_HRTIMER SND_HWDEP SND_INTEL_DSP_CONFIG SND_INTEL_NHLT SND_INTEL_SOUNDWIRE_ACPI SND_JACK SND_JACK_INPUT_DEV SND_MIXER_OSS SND_OSSEMUL SND_PCI SND_PCM SND_PCMCIA SND_PCM_OSS SND_PCM_OSS_PLUGINS SND_PCM_TIMER SND_PCM_XRUN_DEBUG SND_PROC_FS SND_RAWMIDI SND_SEQUENCER SND_SEQUENCER_OSS SND_SEQ_DEVICE SND_SEQ_DUMMY SND_SEQ_HRTIMER_DEFAULT SND_SEQ_MIDI SND_SEQ_MIDI_EVENT SND_SEQ_VIRMIDI SND_SOC SND_SOC_I2C_AND_SPI SND_SOC_SDCA_OPTIONAL 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 SSB_SDIOHOST_POSSIBLE STEAM_FF STP STREAM_PARSER SUNRPC_BACKCHANNEL SUN_PARTITION SURFACE_AGGREGATOR SURFACE_AGGREGATOR_BUS SURFACE_AGGREGATOR_REGISTRY SURFACE_HID SURFACE_HID_CORE SURFACE_KBD SW_SYNC SYSFB SYSFS_SYSCALL SYSV68_PARTITION TABLET_USB_ACECAD TABLET_USB_AIPTEK TABLET_USB_HANWANG TABLET_USB_KBTAB TABLET_USB_PEGASUS TAHVO_USB TAHVO_USB_HOST_BY_DEFAULT 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 TEE TEE_DMABUF_HEAPS TEXTSEARCH TEXTSEARCH_BM TEXTSEARCH_FSM TEXTSEARCH_KMP THRUSTMASTER_FF TIPC TIPC_CRYPTO TIPC_DIAG TIPC_MEDIA_IB TIPC_MEDIA_UDP TLS TLS_TOE TMPFS_QUOTA TOOLS_SUPPORT_RELR 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 TTPCI_EEPROM TTY_PRINTK 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 USBIP_VUDC USBPCWATCHDOG USB_ACM USB_ADUTUX USB_AIRSPY USB_ALI_M5632 USB_AN2720 USB_APPLEDISPLAY USB_ARMLINUX USB_BDC_UDC USB_BELKIN USB_DWC2 USB_GADGET USB_LJCA USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VXLAN WIRELESS WLAN WLAN_VENDOR_PURELIFI ZONE_DEVICE] disabling configs for [memleak ubsan bug_or_warning kasan locking atomic_sleep hang], they are not needed testing current HEAD b69053dd3ffbc0d2dedbbc86182cdef6f641fe1b testing commit b69053dd3ffbc0d2dedbbc86182cdef6f641fe1b gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: d8fc308daadff83f37fcc3be76016258fcaaa2a06b9e2303ad48ff413ae68ab5 all runs: OK false negative chance: 0.000 # git bisect start b69053dd3ffbc0d2dedbbc86182cdef6f641fe1b 98906f9d850e4882004749eccb8920649dc98456 Bisecting: 7204 revisions left to test after this (roughly 13 steps) [6dfafbd0299a60bfb5d5e277fdf100037c7ded07] Merge tag 'drm-next-2025-12-03' of https://gitlab.freedesktop.org/drm/kernel determine whether the revision contains the guilty commit revision 98906f9d850e4882004749eccb8920649dc98456 crashed and is reachable testing commit 6dfafbd0299a60bfb5d5e277fdf100037c7ded07 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: dc925674bd410a3c453e624b988b37950e8e4d4da5abcf408448d90e20c4f206 all runs: OK false negative chance: 0.000 # git bisect bad 6dfafbd0299a60bfb5d5e277fdf100037c7ded07 Bisecting: 4339 revisions left to test after this (roughly 12 steps) [015e7b0b0e8e51f7321ec2aafc1d7fc0a8a5536f] Merge tag 'bpf-next-6.19' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next determine whether the revision contains the guilty commit revision 98906f9d850e4882004749eccb8920649dc98456 crashed and is reachable testing commit 015e7b0b0e8e51f7321ec2aafc1d7fc0a8a5536f gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 5fd0446af7b3346ef923906d7f7d561f5a9763d317a8f89d68448cdcc619e674 all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] # git bisect good 015e7b0b0e8e51f7321ec2aafc1d7fc0a8a5536f Bisecting: 2166 revisions left to test after this (roughly 11 steps) [559e608c46553c107dbba19dae0854af7b219400] Merge tag 'ntfs3_for_6.19' of https://github.com/Paragon-Software-Group/linux-ntfs3 determine whether the revision contains the guilty commit revision 98906f9d850e4882004749eccb8920649dc98456 crashed and is reachable testing commit 559e608c46553c107dbba19dae0854af7b219400 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 3602761b62207b57e1f1ec2943c353c0dd95f9b8cc7e647d30e4541660f7837f all runs: OK false negative chance: 0.000 # git bisect bad 559e608c46553c107dbba19dae0854af7b219400 Bisecting: 1086 revisions left to test after this (roughly 10 steps) [b2a38f6df9dab0b05858746edcbe2403f8f4e4ec] net_sched: make room for (struct qdisc_skb_cb)->pkt_segs determine whether the revision contains the guilty commit revision 98906f9d850e4882004749eccb8920649dc98456 crashed and is reachable testing commit b2a38f6df9dab0b05858746edcbe2403f8f4e4ec gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 63bad77cc341050e732b1eeeeea5b496e208d2c7155dfb082d50a0c92210738b all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] # git bisect good b2a38f6df9dab0b05858746edcbe2403f8f4e4ec Bisecting: 540 revisions left to test after this (roughly 9 steps) [0abcfd8983e3d3d27b8f5f7d01fed4354eb422c4] Merge tag 'for-6.19/io_uring-20251201' of git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux determine whether the revision contains the guilty commit revision 015e7b0b0e8e51f7321ec2aafc1d7fc0a8a5536f crashed and is reachable testing commit 0abcfd8983e3d3d27b8f5f7d01fed4354eb422c4 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: ece3489c9c6f1efb7ec928b9c8a653e1f0c3b39a6ac7e94ce23755f1f5f18897 all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] # git bisect good 0abcfd8983e3d3d27b8f5f7d01fed4354eb422c4 Bisecting: 221 revisions left to test after this (roughly 8 steps) [7696286034ac72cf9b46499be1715ac62fd302c3] Merge tag 'for-6.19-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux determine whether the revision contains the guilty commit revision 015e7b0b0e8e51f7321ec2aafc1d7fc0a8a5536f crashed and is reachable testing commit 7696286034ac72cf9b46499be1715ac62fd302c3 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 1a26d7b9fb3075f2e7bf644736f81fc0887fd0c96530d41f3f93a85a880284cd all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] # git bisect good 7696286034ac72cf9b46499be1715ac62fd302c3 Bisecting: 121 revisions left to test after this (roughly 7 steps) [869737543b39a145809c41a7253c6ee777e22729] Merge tag 'v6.19-rc-smb-fixes' of git://git.samba.org/ksmbd determine whether the revision contains the guilty commit revision 0abcfd8983e3d3d27b8f5f7d01fed4354eb422c4 crashed and is reachable testing commit 869737543b39a145809c41a7253c6ee777e22729 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: cc00c404342b351e8872b412a29f5563790cc034a85be23680ac7a383a9b6f18 all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] # git bisect good 869737543b39a145809c41a7253c6ee777e22729 Bisecting: 63 revisions left to test after this (roughly 6 steps) [91ef18b567dae84c0cea9b996d933c856e366f52] ext4: mark inodes without acls in __ext4_iget() determine whether the revision contains the guilty commit revision 98906f9d850e4882004749eccb8920649dc98456 crashed and is reachable testing commit 91ef18b567dae84c0cea9b996d933c856e366f52 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 76c1d5142d8f47f7aff022c3cbdfd6a6d39bc8e267c7fbff0d242cbd1afdbb7c all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] # git bisect good 91ef18b567dae84c0cea9b996d933c856e366f52 Bisecting: 31 revisions left to test after this (roughly 5 steps) [3a88edc1657da9a847041ea994e66e26db9578d2] gfs2: Withdraw immediately in gfs2_trans_add_meta determine whether the revision contains the guilty commit revision 98906f9d850e4882004749eccb8920649dc98456 crashed and is reachable testing commit 3a88edc1657da9a847041ea994e66e26db9578d2 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 414ac5434d7ae4a52382653329916ffcd81d32e301d32e765df6a90dcb5a65b0 all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] # git bisect good 3a88edc1657da9a847041ea994e66e26db9578d2 Bisecting: 15 revisions left to test after this (roughly 4 steps) [a8a3ca23bbd9d849308a7921a049330dc6c91398] fs/ntfs3: Initialize allocated memory before use determine whether the revision contains the guilty commit revision 98906f9d850e4882004749eccb8920649dc98456 crashed and is reachable testing commit a8a3ca23bbd9d849308a7921a049330dc6c91398 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 71e0de052fe3836a2a94a3eb79539322fb900288e89e06393e2ed015ec7c951e all runs: OK false negative chance: 0.000 # git bisect bad a8a3ca23bbd9d849308a7921a049330dc6c91398 Bisecting: 7 revisions left to test after this (roughly 3 steps) [73e6b9dacf72a1e7a4265eacca46f8f33e0997d6] ntfs3: fix uninit memory after failed mi_read in mi_format_new determine whether the revision contains the guilty commit revision 98906f9d850e4882004749eccb8920649dc98456 crashed and is reachable testing commit 73e6b9dacf72a1e7a4265eacca46f8f33e0997d6 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: b29f40c1b7eee3c2289c0161312e0c8ca88eb52c71a8b4bc2f523451e7bb3124 all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] # git bisect good 73e6b9dacf72a1e7a4265eacca46f8f33e0997d6 Bisecting: 3 revisions left to test after this (roughly 2 steps) [be99c62ac7e7af514e4b13f83c891a3cccefaa48] ntfs3: init run lock for extend inode determine whether the revision contains the guilty commit revision 73e6b9dacf72a1e7a4265eacca46f8f33e0997d6 crashed and is reachable testing commit be99c62ac7e7af514e4b13f83c891a3cccefaa48 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 767a1a17c315bbe9efbeed94517193d256d1a444233b4a83222ee7ff9a5bbc41 all runs: OK false negative chance: 0.000 # git bisect bad be99c62ac7e7af514e4b13f83c891a3cccefaa48 Bisecting: 1 revision left to test after this (roughly 1 step) [1ff28f36eb2f3b22b07c4f233f01b3a166108d1c] fs/ntfs3: disable readahead for compressed files determine whether the revision contains the guilty commit revision 73e6b9dacf72a1e7a4265eacca46f8f33e0997d6 crashed and is reachable testing commit 1ff28f36eb2f3b22b07c4f233f01b3a166108d1c gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 4aa2befaef23af6c5387f634b83d9671c7f554acbd9989d1e62b40434026fc86 all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] # git bisect good 1ff28f36eb2f3b22b07c4f233f01b3a166108d1c Bisecting: 0 revisions left to test after this (roughly 0 steps) [d1693a7d5a38acf6424235a6070bcf5b186a360d] ntfs: set dummy blocksize to read boot_block when mounting determine whether the revision contains the guilty commit revision 73e6b9dacf72a1e7a4265eacca46f8f33e0997d6 crashed and is reachable testing commit d1693a7d5a38acf6424235a6070bcf5b186a360d gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: a66a679930ac42f0e448685f2559cb0ef37a0c4ddfec095204c59d25e33eec4d all runs: crashed: INFO: trying to register non-static key in ntfs_setattr representative crash: INFO: trying to register non-static key in ntfs_setattr, types: [UNKNOWN] # git bisect good d1693a7d5a38acf6424235a6070bcf5b186a360d be99c62ac7e7af514e4b13f83c891a3cccefaa48 is the first bad commit commit be99c62ac7e7af514e4b13f83c891a3cccefaa48 Author: Edward Adam Davis Date: Tue Sep 16 13:50:13 2025 +0800 ntfs3: init run lock for extend inode After setting the inode mode of $Extend to a regular file, executing the truncate system call will enter the do_truncate() routine, causing the run_lock uninitialized error reported by syzbot. Prior to patch 4e8011ffec79, if the inode mode of $Extend was not set to a regular file, the do_truncate() routine would not be entered. Add the run_lock initialization when loading $Extend. syzbot reported: INFO: trying to register non-static key. Call Trace: dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120 assign_lock_key+0x133/0x150 kernel/locking/lockdep.c:984 register_lock_class+0x105/0x320 kernel/locking/lockdep.c:1299 __lock_acquire+0x99/0xd20 kernel/locking/lockdep.c:5112 lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5868 down_write+0x96/0x1f0 kernel/locking/rwsem.c:1590 ntfs_set_size+0x140/0x200 fs/ntfs3/inode.c:860 ntfs_extend+0x1d9/0x970 fs/ntfs3/file.c:387 ntfs_setattr+0x2e8/0xbe0 fs/ntfs3/file.c:808 Fixes: 4e8011ffec79 ("ntfs3: pretend $Extend records as regular files") Reported-by: syzbot+bdeb22a4b9a09ab9aa45@syzkaller.appspotmail.com Closes: https://syzkaller.appspot.com/bug?extid=bdeb22a4b9a09ab9aa45 Tested-by: syzbot+bdeb22a4b9a09ab9aa45@syzkaller.appspotmail.com Signed-off-by: Edward Adam Davis Signed-off-by: Konstantin Komarov fs/ntfs3/inode.c | 1 + 1 file changed, 1 insertion(+) accumulated error probability: 0.00 culprit signature: 767a1a17c315bbe9efbeed94517193d256d1a444233b4a83222ee7ff9a5bbc41 parent signature: a66a679930ac42f0e448685f2559cb0ef37a0c4ddfec095204c59d25e33eec4d revisions tested: 22, total time: 5h1m31.068011766s (build: 2h2m51.862412898s, test: 2h33m9.54315697s) first good commit: be99c62ac7e7af514e4b13f83c891a3cccefaa48 ntfs3: init run lock for extend inode recipients (to): ["almaz.alexandrovich@paragon-software.com" "eadavis@qq.com" "syzbot+bdeb22a4b9a09ab9aa45@syzkaller.appspotmail.com"] recipients (cc): []