ci starts bisection 2024-10-14 07:30:27.12289824 +0000 UTC m=+196430.185892573 bisecting cause commit starting from d61a00525464bfc5fe92c6ad713350988e492b88 building syzkaller on 084d817847fa603dabdd081770a757e9c41f1ae7 ensuring issue is reproducible on original commit d61a00525464bfc5fe92c6ad713350988e492b88 testing commit d61a00525464bfc5fe92c6ad713350988e492b88 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 77fc5444a90218cf20428e342a5507d38f6a2ce7f03ba1e992afedfbfd514581 run #0: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #1: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #2: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #3: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #4: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #5: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #6: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #7: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #8: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #9: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #10: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #11: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #12: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: KASAN: slab-use-after-free Read in add_delayed_ref, types: [KASAN] check whether we can drop unnecessary instrumentation disabling configs for [LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit d61a00525464bfc5fe92c6ad713350988e492b88 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: efe1c7247aaa498f498ceeee2c64b58aa321d1b1650f92dc0d69203b2a8e5fb5 run #0: crashed: KASAN: slab-use-after-free Read in add_delayed_ref 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: KASAN: slab-use-after-free Read in add_delayed_ref, types: [KASAN] unable to determine the verdict: 9 good runs (wanted 5), for bad wanted 5 in total, got 10 kconfig minimization: base=4045 full=8214 leaves diff=2116 split chunks (needed=false): <2116> split chunk #0 of len 2116 into 5 parts testing without sub-chunk 1/5 testing commit d61a00525464bfc5fe92c6ad713350988e492b88 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 933a66fa1cc99ffce4f44534c948cb8f57f77fc7568fabe0ef38ff6f1e81715c all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 testing commit d61a00525464bfc5fe92c6ad713350988e492b88 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1072ed31016fef431ded513e814afdabd54d91bd6187bc89457a90d456037bf5 run #0: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #1: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #2: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #3: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #4: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #5: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #6: OK run #7: OK run #8: OK run #9: OK representative crash: KASAN: slab-use-after-free Read in add_delayed_ref, types: [KASAN] the chunk can be dropped testing without sub-chunk 3/5 testing commit d61a00525464bfc5fe92c6ad713350988e492b88 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 35219a4d5a298760c9e68ae693aedf510617c07da254762d0ca6a6252f0e428e run #0: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #1: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #2: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #3: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #4: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK representative crash: KASAN: slab-use-after-free Read in add_delayed_ref, types: [KASAN] the chunk can be dropped testing without sub-chunk 4/5 testing commit d61a00525464bfc5fe92c6ad713350988e492b88 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d11f5bf0e7c264b0ea9f763c041f330c6f3b978c85f60fab768534cc31a76c8d all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 testing commit d61a00525464bfc5fe92c6ad713350988e492b88 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 08452d3edd8e4361e339647ba843a510c249eaab8380a397893e821d0dc8f329 run #0: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #1: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #2: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #3: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #4: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK representative crash: KASAN: slab-use-after-free Read in add_delayed_ref, types: [KASAN] the chunk can be dropped minimized to 848 configs; suspects: [6LOWPAN 6LOWPAN_GHC_EXT_HDR_DEST 6LOWPAN_GHC_EXT_HDR_FRAG 6LOWPAN_GHC_EXT_HDR_HOP 6LOWPAN_GHC_EXT_HDR_ROUTE 6LOWPAN_GHC_ICMPV6 6LOWPAN_GHC_UDP 6LOWPAN_NHC 6LOWPAN_NHC_DEST 6LOWPAN_NHC_FRAGMENT 6LOWPAN_NHC_HOP 6LOWPAN_NHC_IPV6 6LOWPAN_NHC_MOBILITY 6LOWPAN_NHC_ROUTING 6LOWPAN_NHC_UDP 6PACK 842_COMPRESS 842_DECOMPRESS 9P_FSCACHE 9P_FS_POSIX_ACL 9P_FS_SECURITY ACORN_PARTITION ACORN_PARTITION_ADFS ACORN_PARTITION_CUMANA ACORN_PARTITION_EESOX ACORN_PARTITION_ICS ACORN_PARTITION_POWERTEC ACORN_PARTITION_RISCIX ACPI_NFIT ACPI_NHLT ACPI_PLATFORM_PROFILE ADDRESS_MASKING ADFS_FS AFFS_FS AFS_FS AFS_FSCACHE AF_KCM AF_RXRPC AF_RXRPC_IPV6 AIX_PARTITION AMD_SFH_HID AMIGA_PARTITION ANDROID_BINDERFS ANDROID_BINDER_IPC ANON_VMA_NAME APERTURE_HELPERS APPLE_MFI_FASTCHARGE AR5523 ARCH_ENABLE_MEMORY_HOTREMOVE ARCH_ENABLE_THP_MIGRATION ARCH_HAS_USER_SHADOW_STACK ARCH_SUPPORTS_HUGE_PFNMAP ARCH_SUPPORTS_PMD_PFNMAP ARCH_SUPPORTS_PUD_PFNMAP ARCH_SUPPORTS_RT ARCH_WANT_PMD_MKWRITE ASM_MODVERSIONS ASUS_TF103C_DOCK ASYNC_CORE ASYNC_MEMCPY ASYNC_PQ ASYNC_RAID6_RECOV ASYNC_TX_DMA ASYNC_XOR ATARI_PARTITION ATA_GENERIC ATA_OVER_ETH ATH10K ATH10K_CE ATH10K_LEDS ATH10K_PCI ATH10K_USB ATH11K ATH6KL ATH6KL_USB ATH9K ATH9K_AHB ATH9K_BTCOEX_SUPPORT ATH9K_CHANNEL_CONTEXT ATH9K_COMMON ATH9K_COMMON_DEBUG ATH9K_COMMON_SPECTRAL ATH9K_DEBUGFS ATH9K_DYNACK ATH9K_HTC ATH9K_HTC_DEBUGFS ATH9K_HW ATH9K_PCI ATH9K_PCOEM ATH9K_RFKILL ATH_COMMON ATM ATM_BR2684 ATM_CLIP ATM_DRIVERS ATM_LANE ATM_MPOA ATM_TCP AUXILIARY_BUS AX25 AX25_DAMA_SLAVE AX88796B_PHY BAREUDP BATMAN_ADV BATMAN_ADV_BATMAN_V BATMAN_ADV_BLA BATMAN_ADV_DAT BATMAN_ADV_MCAST BATMAN_ADV_NC BCACHE BCACHEFS_DEBUG BCACHEFS_ERASURE_CODING BCACHEFS_FS BCACHEFS_POSIX_ACL BCACHEFS_QUOTA BCACHEFS_SIX_OPTIMISTIC_SPIN BCMA BCMA_HOST_PCI_POSSIBLE BEFS_FS BFQ_CGROUP_DEBUG BFQ_GROUP_IOSCHED BFS_FS BIG_KEYS BLK_CGROUP_PUNT_BIO BLK_CGROUP_RWSTAT BLK_DEV_BSGLIB BLK_DEV_INITRD BLK_DEV_INTEGRITY BLK_DEV_NBD BLK_DEV_NULL_BLK BLK_DEV_NULL_BLK_FAULT_INJECTION BLK_DEV_NVME BLK_DEV_PMEM BLK_DEV_RAM BLK_DEV_RNBD BLK_DEV_RNBD_CLIENT BLK_DEV_THROTTLING BLK_DEV_ZONED BLK_ICQ BLK_INLINE_ENCRYPTION BLK_INLINE_ENCRYPTION_FALLBACK BLK_WBT BLK_WBT_MQ BONDING BOOT_VESA_SUPPORT BPF_EVENTS BPF_JIT BPF_JIT_ALWAYS_ON BPF_JIT_DEFAULT_ON BPF_LSM BPF_PRELOAD BPF_PRELOAD_UMD BPF_STREAM_PARSER BPF_SYSCALL BPQETHER BRIDGE BRIDGE_CFM BRIDGE_EBT_802_3 BRIDGE_EBT_AMONG BRIDGE_EBT_ARP BRIDGE_EBT_ARPREPLY BRIDGE_EBT_BROUTE BRIDGE_EBT_DNAT BRIDGE_EBT_IP BRIDGE_EBT_IP6 BRIDGE_EBT_LIMIT BRIDGE_EBT_LOG BRIDGE_EBT_MARK BRIDGE_EBT_MARK_T BRIDGE_EBT_NFLOG BRIDGE_EBT_PKTTYPE BRIDGE_EBT_REDIRECT BRIDGE_EBT_SNAT BRIDGE_EBT_STP BRIDGE_EBT_T_FILTER BRIDGE_EBT_T_NAT BRIDGE_EBT_VLAN BRIDGE_IGMP_SNOOPING BRIDGE_MRP BRIDGE_NF_EBTABLES BRIDGE_NF_EBTABLES_LEGACY BRIDGE_VLAN_FILTERING BSD_DISKLABEL BSD_PROCESS_ACCT_V3 BT BTRFS_ASSERT BTRFS_FS BTRFS_FS_POSIX_ACL BTRFS_FS_REF_VERIFY BTT BT_6LOWPAN BT_ATH3K BT_BCM BT_BNEP BT_BNEP_MC_FILTER BT_BNEP_PROTO_FILTER BT_BREDR BT_HCIBCM203X BT_HCIBFUSB BT_HCIBPA10X BT_HCIBTUSB BT_HCIBTUSB_AUTOSUSPEND BT_HCIBTUSB_BCM BT_HCIBTUSB_MTK BT_HCIBTUSB_POLL_SYNC BT_HCIBTUSB_RTL BT_HCIUART BT_HCIUART_3WIRE BT_HCIUART_AG6XX BT_HCIUART_BCSP BT_HCIUART_H4 BT_HCIUART_LL BT_HCIUART_MRVL BT_HCIUART_QCA BT_HCIUART_SERDEV BT_HCIVHCI BT_HIDP BT_INTEL BT_LE BT_LEDS BT_LE_L2CAP_ECRED BT_MRVL BT_MRVL_SDIO BT_MSFTEXT BT_MTK BT_MTKSDIO BT_MTKUART BT_QCA BT_RFCOMM BT_RFCOMM_TTY BT_RTL BXT_WC_PMIC_OPREGION CACHEFILES CAIF CAIF_DEBUG CAIF_DRIVERS CAIF_NETDEV CAIF_TTY CAIF_USB CAIF_VIRTIO CAN CAN_8DEV_USB CAN_BCM CAN_CALC_BITTIMING CAN_DEV CAN_EMS_USB CAN_ESD_USB CAN_ETAS_ES58X CAN_F81604 CAN_GS_USB CAN_GW CAN_IFI_CANFD CAN_ISOTP CAN_J1939 CAN_KVASER_USB CAN_MCBA_USB CAN_NETLINK CAN_PEAK_USB CAN_RAW CAN_RX_OFFLOAD CAN_SLCAN CAN_UCAN CAN_VCAN CAN_VXCAN CARL9170 CARL9170_HWRNG CARL9170_LEDS CARL9170_WPC CEC_CORE CEPH_FS CEPH_FSCACHE CEPH_FS_POSIX_ACL CEPH_LIB CEPH_LIB_USE_DNS_RESOLVER CFG80211 CFG80211_CRDA_SUPPORT CFG80211_DEBUGFS CFG80211_DEFAULT_PS CFG80211_REQUIRE_SIGNED_REGDB CFG80211_USE_KERNEL_REGDB_KEYS CFG80211_WEXT CFS_BANDWIDTH CGROUP_BPF CHARGER_ISP1704 CHR_DEV_ST CIFS CIFS_ALLOW_INSECURE_LEGACY CIFS_DEBUG CIFS_DFS_UPCALL CIFS_FSCACHE CIFS_POSIX CIFS_SMB_DIRECT CIFS_SWN_UPCALL CIFS_UPCALL CIFS_XATTR CLOSURES CLS_U32_MARK CLS_U32_PERF CMA CMA_SIZE_SEL_MAX CMDLINE_PARTITION COMEDI COMEDI_DT9812 COMEDI_NI_USB6501 COMEDI_USBDUX COMEDI_USBDUXFAST COMEDI_USBDUXSIGMA COMEDI_USB_DRIVERS COMEDI_VMK80XX COMPAT_NETLINK_MESSAGES COUNTER CRAMFS CRAMFS_BLOCKDEV CRAMFS_MTD CRC4 CRC64 CRC64_ROCKSOFT CRC7 CRC8 CRC_ITU_T CRC_T10DIF CRYPTO_842 CRYPTO_ADIANTUM CRYPTO_AEGIS128 CRYPTO_AEGIS128_AESNI_SSE2 CRYPTO_AES_NI_INTEL CRYPTO_AES_TI CRYPTO_ANSI_CPRNG CRYPTO_ANUBIS CRYPTO_ARC4 CRYPTO_ARCH_HAVE_LIB_BLAKE2S CRYPTO_ARCH_HAVE_LIB_CHACHA CRYPTO_ARCH_HAVE_LIB_CURVE25519 CRYPTO_ARCH_HAVE_LIB_POLY1305 CRYPTO_ARIA CRYPTO_ARIA_AESNI_AVX_X86_64 CRYPTO_BLAKE2B CRYPTO_BLAKE2S_X86 CRYPTO_BLOWFISH CRYPTO_BLOWFISH_COMMON CRYPTO_BLOWFISH_X86_64 CRYPTO_CAMELLIA CRYPTO_CAMELLIA_AESNI_AVX2_X86_64 CRYPTO_CAMELLIA_AESNI_AVX_X86_64 CRYPTO_CAMELLIA_X86_64 CRYPTO_CAST5 CRYPTO_CAST5_AVX_X86_64 CRYPTO_CAST6 CRYPTO_CAST6_AVX_X86_64 CRYPTO_CAST_COMMON CRYPTO_CHACHA20POLY1305 CRYPTO_CHACHA20_X86_64 CRYPTO_CRC32 CRYPTO_CRC32C_INTEL CRYPTO_CRC32_PCLMUL CRYPTO_CRC64_ROCKSOFT CRYPTO_CRCT10DIF CRYPTO_CRCT10DIF_PCLMUL CRYPTO_CRYPTD CRYPTO_CURVE25519 CRYPTO_CURVE25519_X86 CRYPTO_DEFLATE CRYPTO_DES CRYPTO_DES3_EDE_X86_64 CRYPTO_DEV_CCP CRYPTO_DEV_CCP_DD CRYPTO_DEV_PADLOCK CRYPTO_DEV_PADLOCK_AES CRYPTO_DEV_PADLOCK_SHA CRYPTO_DEV_QAT CRYPTO_DEV_QAT_C3XXX CRYPTO_DEV_QAT_C3XXXVF CRYPTO_DEV_QAT_C62X CRYPTO_DEV_QAT_C62XVF CRYPTO_DEV_QAT_DH895xCC CRYPTO_DEV_QAT_DH895xCCVF CRYPTO_DEV_VIRTIO CRYPTO_DH CRYPTO_DRBG_CTR CRYPTO_DRBG_HASH CRYPTO_ECDH CRYPTO_ECRDSA CRYPTO_ENGINE CRYPTO_ESSIV CRYPTO_FCRYPT CRYPTO_GHASH_CLMUL_NI_INTEL CRYPTO_HCTR2 CRYPTO_KDF800108_CTR CRYPTO_KEYWRAP CRYPTO_KHAZAD CRYPTO_KPP CRYPTO_LIB_ARC4 CRYPTO_LIB_CHACHA CRYPTO_LIB_CHACHA20POLY1305 CRYPTO_LIB_CURVE25519 CRYPTO_LIB_CURVE25519_GENERIC CRYPTO_LIB_POLY1305 CRYPTO_LIB_POLY1305_GENERIC CRYPTO_LRW CRYPTO_LZ4 CRYPTO_LZ4HC CRYPTO_NHPOLY1305 CRYPTO_NHPOLY1305_AVX2 CRYPTO_NHPOLY1305_SSE2 CRYPTO_PCBC CRYPTO_PCRYPT CRYPTO_POLY1305 CRYPTO_POLY1305_X86_64 CRYPTO_POLYVAL CRYPTO_POLYVAL_CLMUL_NI CRYPTO_RMD160 CRYPTO_SEED CRYPTO_SERPENT CRYPTO_SERPENT_AVX2_X86_64 CRYPTO_SERPENT_AVX_X86_64 CRYPTO_SERPENT_SSE2_X86_64 CRYPTO_SHA1_SSSE3 CRYPTO_SHA256_SSSE3 CRYPTO_SHA512_SSSE3 CRYPTO_SIMD CRYPTO_SM3_AVX_X86_64 CRYPTO_SM4_AESNI_AVX2_X86_64 CRYPTO_SM4_AESNI_AVX_X86_64 CRYPTO_STREEBOG CRYPTO_TEA CRYPTO_TWOFISH CRYPTO_TWOFISH_AVX_X86_64 CRYPTO_TWOFISH_COMMON CRYPTO_TWOFISH_X86_64 CRYPTO_TWOFISH_X86_64_3WAY CRYPTO_USER CRYPTO_USER_API CRYPTO_USER_API_AEAD CRYPTO_USER_API_ENABLE_OBSOLETE CRYPTO_USER_API_HASH CRYPTO_USER_API_RNG CRYPTO_USER_API_SKCIPHER CRYPTO_VMAC CRYPTO_WP512 CRYPTO_XCTR CRYPTO_XXHASH CRYPTO_ZSTD CUSE CYPRESS_FIRMWARE DAMON DAMON_PADDR DAMON_RECLAIM DAMON_VADDR DAX DCA DCB DEFAULT_CODEL DEVICE_MIGRATION DEVICE_PRIVATE DEV_COREDUMP DEV_DAX DLM DLN2_ADC DMABUF_HEAPS DMABUF_HEAPS_CMA DMABUF_HEAPS_SYSTEM DMABUF_MOVE_NOTIFY DMA_CMA DMA_ENGINE_RAID DM_AUDIT DM_BIO_PRISON DM_BUFIO DM_CACHE DM_CACHE_SMQ DM_CLONE DM_CRYPT DM_FLAKEY DM_INTEGRITY DM_MULTIPATH DM_MULTIPATH_QL DM_MULTIPATH_ST DM_PERSISTENT_DATA DM_RAID DM_SNAPSHOT DM_THIN_PROVISIONING DM_UEVENT DM_VERITY DM_VERITY_FEC DM_WRITECACHE DM_ZONED DRAGONRISE_FF DRM DRM_AUX_BRIDGE DRM_BOCHS DRM_BRIDGE DRM_BUDDY DRM_CIRRUS_QEMU DRM_CLIENT_SELECTION DRM_CLIENT_SETUP DRM_DEBUG_MM DRM_DISPLAY_DP_AUX_BUS DRM_DISPLAY_DP_HELPER DRM_DISPLAY_DSC_HELPER DRM_DISPLAY_HDCP_HELPER DRM_DISPLAY_HDMI_HELPER DRM_DISPLAY_HELPER DRM_FBDEV_EMULATION DRM_GEM_SHMEM_HELPER DRM_GM12U320 DRM_GUD DRM_I915 DRM_I915_CAPTURE_ERROR DRM_I915_COMPRESS_ERROR DRM_I915_USERPTR DRM_KMS_HELPER DRM_MIPI_DSI DRM_PANEL DRM_PANEL_BRIDGE DRM_PANEL_EDP DVB_CORE ENCRYPTED_KEYS EXTCON FSCACHE FUSE_FS GENEVE GPIOLIB HAMRADIO HAVE_CLK HID_DRAGONRISE HID_NVIDIA_SHIELD HID_PLAYSTATION HID_SENSOR_HUB HID_SMARTJOYPLUS HID_STEAM HID_THRUSTMASTER IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_RTRS_CLIENT INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_TABLET INPUT_TOUCHSCREEN INTEL_SCU_IPC INTEL_SOC_PMIC_BXTWC IOSCHED_BFQ IP_SCTP L2TP LEDS_CLASS_MULTICOLOR LIBNVDIMM MAC80211 MAC80211_DEBUGFS MAC80211_LEDS 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 MTD MTD_UBI NETFILTER_CONNCOUNT NET_CLS_U32 NET_IPGRE NET_IPGRE_DEMUX NET_SCH_DEFAULT NFS_V4_1 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_BALANCING NUMA_BALANCING_DEFAULT_ENABLED 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 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 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 PTP_1588_CLOCK_VMCLOCK 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 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 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 SSB_SDIOHOST_POSSIBLE STAGING STEAM_FF 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 TEE 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_DEVICE 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 TRUSTED_KEYS 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_C67X00_HCD USB_CATC USB_CDC_PHONET USB_CDNS2_UDC USB_CDNS3 USB_CDNS3_GADGET USB_CDNS3_HOST USB_CDNS3_PCI_WRAP USB_CDNSP_GADGET USB_CDNSP_HOST USB_CDNSP_PCI USB_CDNS_HOST USB_CDNS_SUPPORT USB_DWC2 USB_GADGET USB_LJCA USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_PHY USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VLAN_8021Q VXLAN WANT_COMPAT_NETLINK_MESSAGES WEXT_CORE WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ATH WLAN_VENDOR_PURELIFI X86_X32_ABI ZONE_DEVICE] 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: 827727ea995dc309b973177551987717a19011985225cba044e42bd5ea52156d all runs: OK false negative chance: 0.001 # git bisect start d61a00525464bfc5fe92c6ad713350988e492b88 98f7e32f20d28ec452afb208f9cffc08448a2652 Bisecting: 8277 revisions left to test after this (roughly 13 steps) [440b65232829fad69947b8de983c13a525cc8871] Merge tag 'bpf-next-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next testing commit 440b65232829fad69947b8de983c13a525cc8871 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3cdd00cc1708454bf00ed8b83636c17f05a023fb775a5a5c474cf58369bfcd96 run #0: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor3467243768" "root@10.128.1.86:./syz-executor3467243768"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.1.86, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u3, OpenSSL 3.0.14 4 Jun 2024 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.1.86 [10.128.1.86] port 22. debug1: connect to address 10.128.1.86 port 22: Connection timed out ssh: connect to host 10.128.1.86 port 22: Connection timed out scp: Connection closed 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 false negative chance: 0.002 # git bisect good 440b65232829fad69947b8de983c13a525cc8871 Bisecting: 4139 revisions left to test after this (roughly 12 steps) [7f44d211ac1e1948766b303a1738535004fb28c0] Merge branch 'io_uring-6.12' into for-next testing commit 7f44d211ac1e1948766b303a1738535004fb28c0 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: eca7d0700f9d75e8c4a3fd0bb728b6bcdf088f6e88515c5c55b882600242f084 all runs: OK false negative chance: 0.001 # git bisect good 7f44d211ac1e1948766b303a1738535004fb28c0 Bisecting: 2073 revisions left to test after this (roughly 11 steps) [bbcf976c71b6e58362d14f46f8637c427e74149b] Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git testing commit bbcf976c71b6e58362d14f46f8637c427e74149b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6350efc1819ec19cfd1ee03c58be3a194ca1adf60c072a86b504f3ab4a311ad3 run #0: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #1: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #2: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK representative crash: KASAN: slab-use-after-free Read in add_delayed_ref, types: [KASAN] # git bisect bad bbcf976c71b6e58362d14f46f8637c427e74149b Bisecting: 1031 revisions left to test after this (roughly 10 steps) [15f95ea2c160cd7f6a8b2900fde27b78a372366c] Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip.git testing commit 15f95ea2c160cd7f6a8b2900fde27b78a372366c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: bc4fa0de040de038ce34fed8146426d596cad4ddb842c0e6bcafb1a12be44ddf all runs: OK false negative chance: 0.000 # git bisect good 15f95ea2c160cd7f6a8b2900fde27b78a372366c Bisecting: 509 revisions left to test after this (roughly 9 steps) [208d1d1a2b657726f38915b83662896b4ee9f979] Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git testing commit 208d1d1a2b657726f38915b83662896b4ee9f979 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 172ab498dc3a0ad1486408b51e92b17ec6b9638fda2de3be332771ff783c27d0 run #0: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #1: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #2: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #3: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #4: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #5: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #6: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #7: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: KASAN: slab-use-after-free Read in add_delayed_ref, types: [KASAN] # git bisect bad 208d1d1a2b657726f38915b83662896b4ee9f979 Bisecting: 300 revisions left to test after this (roughly 8 steps) [09531a57359babe037f98c345ac1c31c4af3c59b] Merge branch '9p-next' of git://github.com/martinetd/linux testing commit 09531a57359babe037f98c345ac1c31c4af3c59b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cbc45e0853e036b7ecccbebabce9832c1a84d3f89b953e939dc6950d9ed2fa9b run #0: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #1: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #2: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #3: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #4: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #5: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #6: OK run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: KASAN: slab-use-after-free Read in add_delayed_ref, types: [KASAN] # git bisect bad 09531a57359babe037f98c345ac1c31c4af3c59b Bisecting: 109 revisions left to test after this (roughly 7 steps) [5bf891a6c621ce17bb9b5d88f8ace8385358e9d1] Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux.git testing commit 5bf891a6c621ce17bb9b5d88f8ace8385358e9d1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5c63c7c09d70cc82e7a19625c313056a347e4e9c38b7544249cc6853e1915bbe run #0: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #1: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #2: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #3: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #4: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #5: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #6: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: KASAN: slab-use-after-free Read in add_delayed_ref, types: [KASAN] # git bisect bad 5bf891a6c621ce17bb9b5d88f8ace8385358e9d1 Bisecting: 55 revisions left to test after this (roughly 6 steps) [00d59a7a3c275c0587f131a652e877ad3c449117] btrfs: remove clone_backref_node testing commit 00d59a7a3c275c0587f131a652e877ad3c449117 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 279a371e54821a42be482e484ecb1356f2a617fffe19f0700488a43b2810affe run #0: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #1: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #2: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #3: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #4: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #5: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #6: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #7: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #8: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #9: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: KASAN: slab-use-after-free Read in add_delayed_ref, types: [KASAN] # git bisect bad 00d59a7a3c275c0587f131a652e877ad3c449117 Bisecting: 27 revisions left to test after this (roughly 5 steps) [081e31e2967453eb81e12a82e553f3f3104ace47] btrfs: correct typos in multiple comments across various files testing commit 081e31e2967453eb81e12a82e553f3f3104ace47 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8c14eba4a189a67b33210a03e21648ac66b335737ee746ca15068bb3dc505b91 run #0: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #1: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #2: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #3: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #4: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #5: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #6: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #7: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #8: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #9: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: KASAN: slab-use-after-free Read in add_delayed_ref, types: [KASAN] # git bisect bad 081e31e2967453eb81e12a82e553f3f3104ace47 Bisecting: 13 revisions left to test after this (roughly 4 steps) [072dd0f30258961fb66a44c341c98a7b5d658dcb] btrfs: mark all dirty sectors as locked inside writepage_delalloc() testing commit 072dd0f30258961fb66a44c341c98a7b5d658dcb gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1a75d3d604bdc3af0786a25f6062dfb313e6b20ec8f4b30f474b293d582f9248 all runs: OK false negative chance: 0.000 # git bisect good 072dd0f30258961fb66a44c341c98a7b5d658dcb Bisecting: 6 revisions left to test after this (roughly 3 steps) [a3aad8f4f5d9d9a977ee5be32b07bcc083cc8d28] btrfs: qgroups: remove bytenr field from struct btrfs_qgroup_extent_record testing commit a3aad8f4f5d9d9a977ee5be32b07bcc083cc8d28 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4ec18d4382ff10152f0abfdae847450a4e191199f9982a73f09e0b2d12896041 run #0: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #1: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #2: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #3: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #4: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #5: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #6: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #7: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #8: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #9: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #10: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #11: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #12: crashed: KASAN: slab-use-after-free Read in add_delayed_ref run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: KASAN: slab-use-after-free Read in add_delayed_ref, types: [KASAN] # git bisect bad a3aad8f4f5d9d9a977ee5be32b07bcc083cc8d28 Bisecting: 3 revisions left to test after this (roughly 2 steps) [ea05e6625e8b6766195d2b69ae02327683c30591] btrfs: canonicalize the device path before adding it testing commit ea05e6625e8b6766195d2b69ae02327683c30591 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cd68dca6a9a5923dcfa2cc0baebcd1c022b5542e38d36376dab0b48fbd78372e all runs: OK false negative chance: 0.000 # git bisect good ea05e6625e8b6766195d2b69ae02327683c30591 Bisecting: 1 revision left to test after this (roughly 1 step) [b1cd4b5020303b6c50ef6b183ba0c9273b28ff58] btrfs: fix missing error handling when adding delayed ref with qgroups enabled testing commit b1cd4b5020303b6c50ef6b183ba0c9273b28ff58 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 23491ae946c8975c97ab1e0b2be6bf62e2365fa598ae1667cb68708734bc0e9c all runs: OK false negative chance: 0.000 # git bisect good b1cd4b5020303b6c50ef6b183ba0c9273b28ff58 Bisecting: 0 revisions left to test after this (roughly 0 steps) [db94cf58bf16412418906959edfc03a31db76bc7] btrfs: use sector numbers as keys for the dirty extents xarray testing commit db94cf58bf16412418906959edfc03a31db76bc7 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b751cfce36ae1220b6350a9825af9e74c3909ed21f231a2c57dd0c721f9577c6 all runs: OK false negative chance: 0.000 # git bisect good db94cf58bf16412418906959edfc03a31db76bc7 a3aad8f4f5d9d9a977ee5be32b07bcc083cc8d28 is the first bad commit commit a3aad8f4f5d9d9a977ee5be32b07bcc083cc8d28 Author: Filipe Manana Date: Tue Sep 24 17:12:32 2024 +0100 btrfs: qgroups: remove bytenr field from struct btrfs_qgroup_extent_record Now that we track qgroup extent records in a xarray we don't need to have a "bytenr" field in struct btrfs_qgroup_extent_record, since we can get it from the index of the record in the xarray. So remove the field and grab the bytenr from either the index key or any other place where it's available (delayed refs). This reduces the size of struct btrfs_qgroup_extent_record from 40 bytes down to 32 bytes, meaning that we now can store 128 instances of this structure instead of 102 per 4K page. Reviewed-by: Qu Wenruo Signed-off-by: Filipe Manana Reviewed-by: David Sterba Signed-off-by: David Sterba fs/btrfs/delayed-ref.c | 8 ++++---- fs/btrfs/qgroup.c | 27 +++++++++++++++------------ fs/btrfs/qgroup.h | 13 ++++++++++--- include/trace/events/btrfs.h | 17 ++++++++++------- 4 files changed, 39 insertions(+), 26 deletions(-) accumulated error probability: 0.00 culprit signature: 4ec18d4382ff10152f0abfdae847450a4e191199f9982a73f09e0b2d12896041 parent signature: b751cfce36ae1220b6350a9825af9e74c3909ed21f231a2c57dd0c721f9577c6 reproducer is flaky (0.36 repro chance estimate) revisions tested: 22, total time: 10h3m14.905192211s (build: 4h43m28.334018408s, test: 4h36m4.956743643s) first bad commit: a3aad8f4f5d9d9a977ee5be32b07bcc083cc8d28 btrfs: qgroups: remove bytenr field from struct btrfs_qgroup_extent_record recipients (to): ["dsterba@suse.com" "fdmanana@suse.com" "wqu@suse.com"] recipients (cc): [] crash: KASAN: slab-use-after-free Read in add_delayed_ref BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d BTRFS info (device loop0): using sha256 (sha256-avx2) checksum algorithm BTRFS info (device loop0): using free-space-tree ================================================================== BUG: KASAN: slab-use-after-free in add_delayed_ref+0xf45/0x1930 fs/btrfs/delayed-ref.c:1077 Read of size 8 at addr ffff88801eaacf50 by task syz.0.26/4232 CPU: 0 UID: 0 PID: 4232 Comm: syz.0.26 Not tainted 6.12.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x198/0x250 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:377 [inline] print_report+0x169/0x550 mm/kasan/report.c:488 kasan_report+0x143/0x180 mm/kasan/report.c:601 add_delayed_ref+0xf45/0x1930 fs/btrfs/delayed-ref.c:1077 btrfs_alloc_tree_block+0xe03/0x1530 fs/btrfs/extent-tree.c:5201 btrfs_force_cow_block+0x4bd/0x19a0 fs/btrfs/ctree.c:573 btrfs_cow_block+0x39a/0x940 fs/btrfs/ctree.c:754 btrfs_search_slot+0x98a/0x28f0 btrfs_insert_empty_items+0x97/0x140 fs/btrfs/ctree.c:4314 btrfs_create_new_inode+0xd07/0x1c20 fs/btrfs/inode.c:6320 btrfs_create_common+0x362/0x490 fs/btrfs/inode.c:6554 vfs_mkdir+0x24d/0x3d0 fs/namei.c:4257 do_mkdirat+0x234/0x330 fs/namei.c:4280 __do_sys_mkdirat fs/namei.c:4295 [inline] __se_sys_mkdirat fs/namei.c:4293 [inline] __x64_sys_mkdirat+0x82/0x90 fs/namei.c:4293 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8aacf7dff9 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:00007f8aade0d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007f8aad135f80 RCX: 00007f8aacf7dff9 RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000005 RBP: 00007f8aacff0296 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f8aad135f80 R15: 00007fff4f527bf8 Allocated by task 4232: kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 unpoison_slab_object mm/kasan/common.c:319 [inline] __kasan_slab_alloc+0x66/0x80 mm/kasan/common.c:345 kasan_slab_alloc include/linux/kasan.h:247 [inline] slab_post_alloc_hook mm/slub.c:4085 [inline] slab_alloc_node mm/slub.c:4134 [inline] kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141 add_delayed_ref+0x130/0x1930 fs/btrfs/delayed-ref.c:1020 btrfs_alloc_tree_block+0xe03/0x1530 fs/btrfs/extent-tree.c:5201 btrfs_force_cow_block+0x4bd/0x19a0 fs/btrfs/ctree.c:573 btrfs_cow_block+0x39a/0x940 fs/btrfs/ctree.c:754 btrfs_search_slot+0x98a/0x28f0 btrfs_insert_empty_items+0x97/0x140 fs/btrfs/ctree.c:4314 btrfs_create_new_inode+0xd07/0x1c20 fs/btrfs/inode.c:6320 btrfs_create_common+0x362/0x490 fs/btrfs/inode.c:6554 vfs_mkdir+0x24d/0x3d0 fs/namei.c:4257 do_mkdirat+0x234/0x330 fs/namei.c:4280 __do_sys_mkdirat fs/namei.c:4295 [inline] __se_sys_mkdirat fs/namei.c:4293 [inline] __x64_sys_mkdirat+0x82/0x90 fs/namei.c:4293 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Freed by task 1562: kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:579 poison_slab_object mm/kasan/common.c:247 [inline] __kasan_slab_free+0x59/0x70 mm/kasan/common.c:264 kasan_slab_free include/linux/kasan.h:230 [inline] slab_free_hook mm/slub.c:2342 [inline] slab_free mm/slub.c:4579 [inline] kmem_cache_free+0x1a2/0x420 mm/slub.c:4681 btrfs_put_delayed_ref_head fs/btrfs/delayed-ref.h:358 [inline] cleanup_ref_head fs/btrfs/extent-tree.c:1932 [inline] __btrfs_run_delayed_refs+0x32d8/0x3c60 fs/btrfs/extent-tree.c:2113 btrfs_run_delayed_refs+0xcd/0x230 fs/btrfs/extent-tree.c:2213 btrfs_commit_transaction+0x3b8/0x30f0 fs/btrfs/transaction.c:2197 btrfs_qgroup_rescan_worker+0x16f5/0x1ab0 fs/btrfs/qgroup.c:3868 btrfs_work_helper+0x2ee/0xa20 fs/btrfs/async-thread.c:314 process_one_work kernel/workqueue.c:3229 [inline] process_scheduled_works+0x96c/0x1540 kernel/workqueue.c:3310 worker_thread+0x727/0xb10 kernel/workqueue.c:3391 kthread+0x2e0/0x380 kernel/kthread.c:389 ret_from_fork+0x32/0x60 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 The buggy address belongs to the object at ffff88801eaacf50 which belongs to the cache btrfs_delayed_ref_head of size 328 The buggy address is located 0 bytes inside of freed 328-byte region [ffff88801eaacf50, ffff88801eaad098) The buggy address belongs to the physical page: page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1eaac head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) page_type: f5(slab) raw: 00fff00000000040 ffff88801e40da00 dead000000000122 0000000000000000 raw: 0000000000000000 0000000080140014 00000001f5000000 0000000000000000 head: 00fff00000000040 ffff88801e40da00 dead000000000122 0000000000000000 head: 0000000000000000 0000000080140014 00000001f5000000 0000000000000000 head: 00fff00000000001 ffffea00007aab01 ffffffffffffffff 0000000000000000 head: ffff888000000002 0000000000000000 00000000ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3658, tgid 3658 (syz-executor), ts 95450239207, free_ts 95358632189 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537 prep_new_page mm/page_alloc.c:1545 [inline] get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457 __alloc_pages_noprof+0x256/0x6c0 mm/page_alloc.c:4733 alloc_pages_mpol_noprof+0x284/0x4d0 mm/mempolicy.c:2265 alloc_slab_page+0x6a/0x120 mm/slub.c:2412 allocate_slab+0x5a/0x2f0 mm/slub.c:2578 new_slab mm/slub.c:2631 [inline] ___slab_alloc+0xcd1/0x14b0 mm/slub.c:3818 __slab_alloc+0x58/0xa0 mm/slub.c:3908 __slab_alloc_node mm/slub.c:3961 [inline] slab_alloc_node mm/slub.c:4122 [inline] kmem_cache_alloc_noprof+0x1c1/0x2a0 mm/slub.c:4141 add_delayed_ref+0x130/0x1930 fs/btrfs/delayed-ref.c:1020 btrfs_free_tree_block+0x332/0xc70 fs/btrfs/extent-tree.c:3455 btrfs_force_cow_block+0xbcd/0x19a0 fs/btrfs/ctree.c:650 btrfs_cow_block+0x39a/0x940 fs/btrfs/ctree.c:754 btrfs_search_slot+0x98a/0x28f0 btrfs_update_root+0xe7/0xac0 fs/btrfs/root-tree.c:144 update_cowonly_root fs/btrfs/transaction.c:1301 [inline] commit_cowonly_roots+0x564/0x740 fs/btrfs/transaction.c:1368 page last free pid 4024 tgid 4024 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1108 [inline] free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638 __slab_free+0x31b/0x3d0 mm/slub.c:4490 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 kasan_slab_alloc include/linux/kasan.h:247 [inline] slab_post_alloc_hook mm/slub.c:4085 [inline] slab_alloc_node mm/slub.c:4134 [inline] __do_kmalloc_node mm/slub.c:4263 [inline] __kmalloc_node_noprof+0x1d2/0x440 mm/slub.c:4270 kmalloc_array_node_noprof include/linux/slab.h:995 [inline] alloc_slab_obj_exts mm/slub.c:1968 [inline] account_slab mm/slub.c:2541 [inline] allocate_slab+0xb6/0x2f0 mm/slub.c:2596 new_slab mm/slub.c:2631 [inline] ___slab_alloc+0xcd1/0x14b0 mm/slub.c:3818 __slab_alloc+0x58/0xa0 mm/slub.c:3908 __slab_alloc_node mm/slub.c:3961 [inline] slab_alloc_node mm/slub.c:4122 [inline] kmem_cache_alloc_noprof+0x1c1/0x2a0 mm/slub.c:4141 inotify_new_watch fs/notify/inotify/inotify_user.c:599 [inline] inotify_update_watch fs/notify/inotify/inotify_user.c:647 [inline] __do_sys_inotify_add_watch fs/notify/inotify/inotify_user.c:786 [inline] __se_sys_inotify_add_watch+0x5b7/0xce0 fs/notify/inotify/inotify_user.c:729 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Memory state around the buggy address: ffff88801eaace00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88801eaace80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb >ffff88801eaacf00: fb fb fc fc fc fc fc fc fc fc fa fb fb fb fb fb ^ ffff88801eaacf80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88801eaad000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ==================================================================