ci starts bisection 2023-08-08 03:28:16.498442199 +0000 UTC m=+19063.906108955 bisecting fixing commit since 022ce8862dff83c859089cd14bc4dca0733e2f90 building syzkaller on 7086cdb95114c57c35cee9db87b80d4225d8795d ensuring issue is reproducible on original commit 022ce8862dff83c859089cd14bc4dca0733e2f90 testing commit 022ce8862dff83c859089cd14bc4dca0733e2f90 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5086936d5b80478e890852694ec44f831628508b90e71308523b844eb9b4af72 run #0: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #1: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #2: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #3: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #4: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #5: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #6: crashed: KASAN: out-of-bounds Read in set_de_name_and_namelen run #7: crashed: KASAN: out-of-bounds Read in set_de_name_and_namelen run #8: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #9: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #10: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #11: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #12: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #13: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #14: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #15: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #16: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #17: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #18: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #19: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #20: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #21: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #22: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #23: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #24: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #25: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #26: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #27: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #28: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #29: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #30: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #31: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #32: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #33: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #34: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #35: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #36: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #37: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #38: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #39: crashed: KASAN: use-after-free Read in set_de_name_and_namelen representative crash: KASAN: use-after-free Read in set_de_name_and_namelen, types: [KASAN] check whether we can drop unnecessary instrumentation disabling configs for [BUG LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 022ce8862dff83c859089cd14bc4dca0733e2f90 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 73163cc6fd947c4a4769638b9da49a0d02670597433ed10799ef30a4d4457db1 all runs: crashed: KASAN: use-after-free Read in set_de_name_and_namelen representative crash: KASAN: use-after-free Read in set_de_name_and_namelen, types: [KASAN] the bug reproduces without the instrumentation disabling configs for [BUG LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed kconfig minimization: base=3877 full=7584 leaves diff=1997 split chunks (needed=false): <1997> split chunk #0 of len 1997 into 5 parts testing without sub-chunk 1/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit 022ce8862dff83c859089cd14bc4dca0733e2f90 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f076121f664db4da95acf167751b674acca3ecf0628d487a6273feca319ad14e all runs: crashed: KASAN: use-after-free Read in set_de_name_and_namelen representative crash: KASAN: use-after-free Read in set_de_name_and_namelen, types: [KASAN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit 022ce8862dff83c859089cd14bc4dca0733e2f90 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 261e32f663d61fd384ac963bf12bede5074dd9d759a80964cef2f85fade19af8 run #0: crashed: KASAN: out-of-bounds Read in set_de_name_and_namelen run #1: crashed: KASAN: out-of-bounds Read in set_de_name_and_namelen run #2: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #3: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #4: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #5: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #6: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #7: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #8: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #9: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #10: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #11: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #12: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #13: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #14: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #15: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #16: crashed: KASAN: out-of-bounds Read in set_de_name_and_namelen run #17: crashed: KASAN: out-of-bounds Read in set_de_name_and_namelen run #18: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #19: crashed: KASAN: use-after-free Read in set_de_name_and_namelen representative crash: KASAN: out-of-bounds Read in set_de_name_and_namelen, types: [KASAN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit 022ce8862dff83c859089cd14bc4dca0733e2f90 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3a0370abaee54e50789a42fc9e33e85c3b4a7f163214ffb9f305fb74f16b0d5b run #0: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #1: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #2: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #3: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #4: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #5: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #6: crashed: KASAN: out-of-bounds Read in set_de_name_and_namelen run #7: crashed: KASAN: out-of-bounds Read in set_de_name_and_namelen run #8: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #9: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #10: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #11: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #12: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #13: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #14: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #15: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #16: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #17: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #18: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #19: crashed: KASAN: use-after-free Read in set_de_name_and_namelen representative crash: KASAN: use-after-free Read in set_de_name_and_namelen, types: [KASAN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 022ce8862dff83c859089cd14bc4dca0733e2f90 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 01c6dac0210a3bd6fbd7836434979470101e9e057a8dc5c967aa057f2de3cf61 all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [BUG LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 022ce8862dff83c859089cd14bc4dca0733e2f90 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1a6514b1b950b0be73dff3aa2e22120e7d8caaae9298542c87136757dfcfa689 all runs: crashed: KASAN: use-after-free Read in set_de_name_and_namelen representative crash: KASAN: use-after-free Read in set_de_name_and_namelen, types: [KASAN] the chunk can be dropped minimized to 400 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ATM AX25 CC_HAS_UBSAN_BOUNDS 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 NOP_USB_XCEIV NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NTFS_FS NTFS_RW 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_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PADATA PAGE_IDLE_FLAG PAGE_POOL PAGE_POOL_STATS PAGE_REPORTING 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 PER_VMA_LOCK_STATS 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 PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_NOTIFIERS PRISM2_USB PROC_CHILDREN PSI PSTORE PSTORE_842_COMPRESS PSTORE_COMPRESS PSTORE_DEFLATE_COMPRESS PSTORE_DEFLATE_COMPRESS_DEFAULT PSTORE_LZ4HC_COMPRESS PSTORE_LZ4_COMPRESS PSTORE_LZO_COMPRESS PSTORE_ZSTD_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 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 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 SERIAL_DEV_BUS SERIAL_DEV_CTRL_TTYPORT SERIAL_MCTRL_GPIO SGI_PARTITION SIGNATURE SIGNED_PE_FILE_VERIFICATION 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_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_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 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 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 UBSAN_ONLY_BOUNDS 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_CONFIGFS_EEM USB_CONFIGFS_F_FS USB_CONFIGFS_F_HID USB_CONFIGFS_F_LB_SS USB_CONFIGFS_F_MIDI USB_CONFIGFS_F_PRINTER 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 [UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing current HEAD 14f9643dc90adea074a0ffb7a17d337eafc6a5cc testing commit 14f9643dc90adea074a0ffb7a17d337eafc6a5cc gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f4a9bfcbf4265c78b6fe713907d417946abcdafddeb4196b412967a981cd895e run #0: crashed: KASAN: out-of-bounds Read in set_de_name_and_namelen run #1: crashed: KASAN: out-of-bounds Read in set_de_name_and_namelen run #2: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #3: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #4: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #5: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #6: crashed: KASAN: out-of-bounds Read in set_de_name_and_namelen run #7: crashed: KASAN: out-of-bounds Read in set_de_name_and_namelen run #8: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #9: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #10: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #11: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #12: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #13: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #14: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #15: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #16: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #17: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #18: crashed: KASAN: use-after-free Read in set_de_name_and_namelen run #19: crashed: KASAN: use-after-free Read in set_de_name_and_namelen representative crash: KASAN: out-of-bounds Read in set_de_name_and_namelen, types: [KASAN] crash still not fixed/happens on the oldest tested release revisions tested: 8, total time: 1h39m27.741891628s (build: 1h4m51.125271577s, test: 30m29.687739064s) crash still not fixed on HEAD or HEAD had kernel test errors commit msg: Merge tag 'wq-for-6.5-rc5-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq crash: KASAN: out-of-bounds Read in set_de_name_and_namelen ================================================================== BUG: KASAN: out-of-bounds in strlen+0x7d/0xa0 lib/string.c:418 Read of size 1 at addr ffff8880674d99cc by task syz-executor.0/2637 CPU: 1 PID: 2637 Comm: syz-executor.0 Not tainted 6.5.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x3d/0x60 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:364 [inline] print_report+0xc4/0x620 mm/kasan/report.c:475 kasan_report+0xda/0x110 mm/kasan/report.c:588 strlen+0x7d/0xa0 lib/string.c:418 __fortify_strlen include/linux/fortify-string.h:214 [inline] set_de_name_and_namelen+0x477/0x670 fs/reiserfs/namei.c:82 search_by_entry_key+0x40c/0x970 fs/reiserfs/namei.c:172 reiserfs_readdir_inode+0x2d2/0x1460 fs/reiserfs/dir.c:98 iterate_dir+0x1a7/0x510 fs/readdir.c:106 __do_sys_getdents64 fs/readdir.c:405 [inline] __se_sys_getdents64 fs/readdir.c:390 [inline] __x64_sys_getdents64+0x131/0x230 fs/readdir.c:390 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5c9f87c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5ca06480c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 RAX: ffffffffffffffda RBX: 00007f5c9f99bf80 RCX: 00007f5c9f87c959 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 RBP: 00007f5c9f8d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000006 R14: 00007f5c9f99bf80 R15: 00007ffc10572fa8 The buggy address belongs to the physical page: page:ffffea00019d3640 refcount:1 mapcount:1 mapping:0000000000000000 index:0x7fffffffa pfn:0x674d9 memcg:ffff888140a44000 anon flags: 0xfff000000a0014(uptodate|lru|mappedtodisk|swapbacked|node=0|zone=1|lastcpupid=0x7ff) page_type: 0x0() raw: 00fff000000a0014 ffffea00019d3608 ffffea00019d3688 ffff888016431441 raw: 00000007fffffffa 0000000000000000 0000000100000000 ffff888140a44000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Movable, gfp_mask 0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), pid 1568, tgid 1568 (udevd), ts 54845873295, free_ts 5667690926 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x281/0x2f0 mm/page_alloc.c:1570 prep_new_page mm/page_alloc.c:1577 [inline] get_page_from_freelist+0xfcb/0x31e0 mm/page_alloc.c:3221 __alloc_pages+0x1d0/0x470 mm/page_alloc.c:4477 __folio_alloc+0x16/0x40 mm/page_alloc.c:4509 vma_alloc_folio+0x10e/0x610 mm/mempolicy.c:2253 wp_page_copy mm/memory.c:3085 [inline] do_wp_page+0x697/0x2b00 mm/memory.c:3446 handle_pte_fault mm/memory.c:4955 [inline] __handle_mm_fault+0x127e/0x3110 mm/memory.c:5079 handle_mm_fault+0x239/0x5f0 mm/memory.c:5233 do_user_addr_fault+0x196/0x910 arch/x86/mm/fault.c:1343 handle_page_fault arch/x86/mm/fault.c:1486 [inline] exc_page_fault+0x5d/0xb0 arch/x86/mm/fault.c:1542 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1161 [inline] free_unref_page_prepare+0x5aa/0xc40 mm/page_alloc.c:2348 free_unref_page+0x33/0x350 mm/page_alloc.c:2443 free_contig_range+0xa1/0x150 mm/page_alloc.c:6395 destroy_args+0x4f4/0x6b0 mm/debug_vm_pgtable.c:1029 debug_vm_pgtable+0x1a03/0x2ca0 mm/debug_vm_pgtable.c:1410 do_one_initcall+0xcd/0x3c0 init/main.c:1232 do_initcall_level init/main.c:1294 [inline] do_initcalls init/main.c:1310 [inline] do_basic_setup init/main.c:1329 [inline] kernel_init_freeable+0x4ff/0x840 init/main.c:1546 kernel_init+0x1a/0x1c0 init/main.c:1437 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 Memory state around the buggy address: ffff8880674d9880: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff8880674d9900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff8880674d9980: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ^ ffff8880674d9a00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff8880674d9a80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ==================================================================