ci starts bisection 2024-08-16 15:22:45.908555111 +0000 UTC m=+105.818148024 bisecting fixing commit since 7367539ad4b0f8f9b396baf02110962333719a48 building syzkaller on 610f2a54d02f8cf4f2454c03bf679b602e6e59b6 ensuring issue is reproducible on original commit 7367539ad4b0f8f9b396baf02110962333719a48 testing commit 7367539ad4b0f8f9b396baf02110962333719a48 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: bd8e3b5ef3d4fbbfacde8cf9f9f46fcad88a6b0f9436f47617857e8945979503 run #0: crashed: KASAN: use-after-free Read in poly1305_update_arch run #1: crashed: KASAN: use-after-free Read in poly1305_update_arch run #2: crashed: KASAN: use-after-free Read in poly1305_update_arch run #3: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #4: crashed: KASAN: use-after-free Read in poly1305_update_arch run #5: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #6: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #7: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #8: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #9: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #10: crashed: KASAN: use-after-free Read in poly1305_update_arch run #11: crashed: KASAN: use-after-free Read in poly1305_update_arch run #12: crashed: KASAN: use-after-free Read in poly1305_update_arch run #13: crashed: KASAN: use-after-free Read in poly1305_update_arch run #14: crashed: KASAN: use-after-free Read in poly1305_update_arch run #15: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #16: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #17: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #18: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #19: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch representative crash: KASAN: use-after-free Read in poly1305_update_arch, 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 7367539ad4b0f8f9b396baf02110962333719a48 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5c9f08e4ac2dd4ae6be211e9790542d5a026ba2710b866a832d965d490875827 run #0: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #1: crashed: KASAN: use-after-free Read in poly1305_update_arch run #2: crashed: KASAN: use-after-free Read in poly1305_update_arch run #3: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #4: crashed: KASAN: use-after-free Read in poly1305_update_arch run #5: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #6: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #7: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #8: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #9: crashed: KASAN: use-after-free Read in poly1305_update_arch representative crash: KASAN: slab-out-of-bounds Read in poly1305_update_arch, 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=4001 full=8007 leaves diff=2007 split chunks (needed=false): <2007> split chunk #0 of len 2007 into 5 parts testing without sub-chunk 1/5 disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 7367539ad4b0f8f9b396baf02110962333719a48 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b58bc1a583b175930d7eb7aabf90669f55845929b10b1ebc727c7cd8c85d8ccd all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 disabling configs for [BUG LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 7367539ad4b0f8f9b396baf02110962333719a48 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 55f9b4be7e0fbdacf26dbb7f156b09e1deeeca69c54635f95016560a05b35819 run #0: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #1: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #2: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #3: crashed: KASAN: use-after-free Read in poly1305_update_arch run #4: crashed: KASAN: use-after-free Read in poly1305_update_arch run #5: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #6: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #7: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #8: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #9: crashed: KASAN: use-after-free Read in poly1305_update_arch representative crash: KASAN: slab-out-of-bounds Read in poly1305_update_arch, 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 7367539ad4b0f8f9b396baf02110962333719a48 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f0aa62cab71620a24b371235130f8c80fccd01605558250096d64d2bb52f7c16 run #0: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #1: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #2: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #3: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #4: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #5: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #6: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #7: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #8: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #9: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch representative crash: KASAN: slab-out-of-bounds Read in poly1305_update_arch, types: [KASAN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit 7367539ad4b0f8f9b396baf02110962333719a48 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8db8356debd336fb6cfcd3f6bec89a562a25ffa353f58fb60187b90b50b1733f run #0: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #1: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #2: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #3: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #4: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #5: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #6: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #7: crashed: KASAN: use-after-free Read in poly1305_update_arch run #8: crashed: KASAN: use-after-free Read in poly1305_update_arch run #9: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch representative crash: KASAN: slab-use-after-free Read in poly1305_update_arch, types: [KASAN] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit 7367539ad4b0f8f9b396baf02110962333719a48 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9aef132e880ed59301c1254a4c8efeb295569b91bc6d259efa94460e2140dab8 run #0: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #1: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #2: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #3: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #4: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #5: crashed: KASAN: use-after-free Read in poly1305_update_arch run #6: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #7: crashed: KASAN: use-after-free Read in poly1305_update_arch run #8: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #9: crashed: KASAN: use-after-free Read in poly1305_update_arch representative crash: KASAN: slab-out-of-bounds Read in poly1305_update_arch, types: [KASAN] the chunk can be dropped minimized to 402 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_PLATFORM_PROFILE ADDRESS_MASKING ADFS_FS AFFS_FS AFS_FS AFS_FSCACHE AF_KCM AF_RXRPC AF_RXRPC_IPV6 AIX_PARTITION AMIGA_PARTITION ANDROID_BINDERFS ANDROID_BINDER_IPC ANON_VMA_NAME APERTURE_HELPERS AR5523 ARCH_ENABLE_MEMORY_HOTREMOVE ARCH_ENABLE_THP_MIGRATION ARCH_WANT_PMD_MKWRITE ASM_MODVERSIONS 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_PCI ATH10K_USB ATH11K ATH6KL ATH6KL_USB ATH9K ATH9K_AHB ATH9K_BTCOEX_SUPPORT ATH9K_CHANNEL_CONTEXT ATH9K_COMMON ATH9K_COMMON_DEBUG 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 BASE_FULL 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_DEBUG_FS_ZONED BLK_DEV_BSGLIB BLK_DEV_INTEGRITY BLK_DEV_INTEGRITY_T10 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_CMTP BT_HCIBCM203X BT_HCIBFUSB BT_HCIBPA10X BT_HCIBTUSB 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_QCA BT_RFCOMM BT_RFCOMM_TTY BT_RTL 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_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_VCAN CAN_VXCAN CAPI_TRACE 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_BQ24190 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_MBYTES 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_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_CHACHA20 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_CTS 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_ECC 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_CHACHA_GENERIC CRYPTO_LIB_CURVE25519 CRYPTO_LIB_CURVE25519_GENERIC CRYPTO_LIB_DES CRYPTO_LIB_POLY1305 CRYPTO_LIB_POLY1305_GENERIC CRYPTO_LRW CRYPTO_MICHAEL_MIC 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_SM2 CRYPTO_SM3 CRYPTO_SM3_AVX_X86_64 CRYPTO_SM4 CRYPTO_SM4_AESNI_AVX2_X86_64 CRYPTO_SM4_AESNI_AVX_X86_64 CRYPTO_SM4_GENERIC 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_XCBC CRYPTO_XCTR CRYPTO_XTS CRYPTO_XXHASH CUSE CYPRESS_FIRMWARE DAMON DAMON_PADDR DAMON_RECLAIM DAMON_VADDR DAX DCA DCB DEFAULT_PFIFO_FAST DEVICE_MIGRATION DEVICE_PRIVATE DEV_COREDUMP DEV_DAX 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_BOCHS ENCRYPTED_KEYS EXTCON FSCACHE FUSE_FS GPIOLIB HAMRADIO HID_DRAGONRISE IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_RTRS_CLIENT IOSCHED_BFQ ISDN ISDN_CAPI LIBNVDIMM MAC80211 MAC80211_DEBUGFS MAC80211_LEDS MEDIA_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MMC MTD NET_CLS_U32 NET_SCH_DEFAULT PARTITION_ADVANCED RFKILL SERIAL_DEV_BUS TLS TLS_DEVICE TRANSPARENT_HUGEPAGE TRUSTED_KEYS USB_GADGET USB_PHY VLAN_8021Q WANT_COMPAT_NETLINK_MESSAGES WEXT_CORE WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ATH X86_X32_ABI ZONE_DEVICE] disabling configs for [LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing current HEAD d7a5aa4b3c007fae50405ca75c40258d90300e96 testing commit d7a5aa4b3c007fae50405ca75c40258d90300e96 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dbf876cb177a78f4f96d4655346ac16f5ff439e9086c988d0f5cb5888a028cd5 run #0: crashed: KASAN: slab-use-after-free Read in scatterwalk_copychunks run #1: crashed: KASAN: slab-use-after-free Read in scatterwalk_copychunks run #2: crashed: KASAN: slab-use-after-free Read in poly1305_update_arch run #3: crashed: KASAN: slab-use-after-free Read in scatterwalk_copychunks run #4: crashed: KASAN: use-after-free Read in poly1305_update_arch run #5: crashed: KASAN: use-after-free Read in scatterwalk_copychunks run #6: crashed: KASAN: use-after-free Read in scatterwalk_copychunks run #7: crashed: KASAN: slab-out-of-bounds Read in poly1305_update_arch run #8: crashed: KASAN: use-after-free Read in scatterwalk_copychunks run #9: crashed: KASAN: use-after-free Read in scatterwalk_copychunks representative crash: KASAN: slab-use-after-free Read in scatterwalk_copychunks, types: [KASAN] crash still not fixed/happens on the oldest tested release revisions tested: 8, total time: 3h53m42.714465737s (build: 2h35m56.232337177s, test: 40m54.711989444s) crash still not fixed or there were kernel test errors commit msg: Merge tag 'perf-tools-fixes-for-v6.11-2024-08-15' of git://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools crash: KASAN: slab-use-after-free Read in scatterwalk_copychunks bcachefs (loop0): recovering from clean shutdown, journal seq 10 bcachefs (loop0): Doing compatible version upgrade from 1.7: mi_btree_bitmap to 1.10: disk_accounting_v3 running recovery passes: check_allocations ================================================================== BUG: KASAN: slab-use-after-free in memcpy_dir crypto/scatterwalk.c:23 [inline] BUG: KASAN: slab-use-after-free in scatterwalk_copychunks+0x168/0x410 crypto/scatterwalk.c:38 Read of size 40 at addr ffff88816c840000 by task syz-executor.0/2309 CPU: 1 UID: 0 PID: 2309 Comm: syz-executor.0 Not tainted 6.11.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 Call Trace: __dump_stack lib/dump_stack.c:93 [inline] dump_stack_lvl+0x108/0x280 lib/dump_stack.c:119 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 kasan_check_range+0x282/0x290 mm/kasan/generic.c:189 __asan_memcpy+0x29/0x70 mm/kasan/shadow.c:105 memcpy_dir crypto/scatterwalk.c:23 [inline] scatterwalk_copychunks+0x168/0x410 crypto/scatterwalk.c:38 skcipher_next_slow+0x315/0x410 crypto/skcipher.c:276 skcipher_walk_next+0x578/0xaa0 crypto/skcipher.c:361 chacha_simd_stream_xor+0x690/0xcb0 arch/x86/crypto/chacha_glue.c:192 do_encrypt_sg fs/bcachefs/checksum.c:109 [inline] do_encrypt+0x5e9/0x720 fs/bcachefs/checksum.c:129 bset_encrypt fs/bcachefs/btree_io.h:118 [inline] bch2_btree_node_read_done+0x138a/0x58c0 fs/bcachefs/btree_io.c:1127 btree_node_read_work+0x647/0x1160 fs/bcachefs/btree_io.c:1346 bch2_btree_node_read+0x2001/0x2b70 fs/bcachefs/btree_io.c:1731 __bch2_btree_root_read fs/bcachefs/btree_io.c:1770 [inline] bch2_btree_root_read+0x2d5/0x860 fs/bcachefs/btree_io.c:1794 read_btree_roots+0x2e4/0x670 fs/bcachefs/recovery.c:516 bch2_fs_recovery+0x4022/0x6800 fs/bcachefs/recovery.c:844 bch2_fs_start+0x2d8/0x490 fs/bcachefs/super.c:1036 bch2_fs_get_tree+0x78f/0x1490 fs/bcachefs/fs.c:1946 vfs_get_tree+0x84/0x190 fs/super.c:1800 do_new_mount+0x21e/0x9b0 fs/namespace.c:3472 do_mount fs/namespace.c:3812 [inline] __do_sys_mount fs/namespace.c:4020 [inline] __se_sys_mount+0x23c/0x2d0 fs/namespace.c:3997 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x8d/0x190 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe64167f3aa Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007fe642362ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fe642362f80 RCX: 00007fe64167f3aa RDX: 0000000020011a00 RSI: 0000000020011a40 RDI: 00007fe642362f40 RBP: 0000000020011a00 R08: 00007fe642362f80 R09: 0000000001200014 R10: 0000000001200014 R11: 0000000000000246 R12: 0000000020011a40 R13: 00007fe642362f40 R14: 00000000000119f9 R15: 0000000020000100 Allocated by task 2038: 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:312 [inline] __kasan_slab_alloc+0x66/0x80 mm/kasan/common.c:338 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook mm/slub.c:3988 [inline] slab_alloc_node mm/slub.c:4037 [inline] kmem_cache_alloc_noprof+0x12b/0x350 mm/slub.c:4044 mt_alloc_one lib/maple_tree.c:162 [inline] mas_alloc_nodes+0x22e/0x780 lib/maple_tree.c:1242 mas_node_count_gfp lib/maple_tree.c:1322 [inline] mas_node_count lib/maple_tree.c:1336 [inline] mas_wr_spanning_store+0x46c/0x3750 lib/maple_tree.c:3818 mas_store_gfp+0x20b/0x420 lib/maple_tree.c:5459 vma_iter_clear_gfp include/linux/mm.h:1033 [inline] do_vmi_align_munmap+0xa63/0x13c0 mm/mmap.c:2734 do_vmi_munmap+0x1c4/0x230 mm/mmap.c:2830 mmap_region+0x60d/0x1970 mm/mmap.c:2881 do_mmap+0x709/0xc80 mm/mmap.c:1468 vm_mmap_pgoff+0x1aa/0x320 mm/util.c:588 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x8d/0x190 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Freed by task 2038: 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+0xe0/0x150 mm/kasan/common.c:240 __kasan_slab_free+0x37/0x60 mm/kasan/common.c:256 kasan_slab_free include/linux/kasan.h:184 [inline] slab_free_hook mm/slub.c:2252 [inline] slab_free mm/slub.c:4473 [inline] kmem_cache_free+0x12c/0x3b0 mm/slub.c:4548 mt_free_one lib/maple_tree.c:172 [inline] mas_destroy+0x212d/0x2b00 lib/maple_tree.c:5609 mas_nomem+0x47/0x190 lib/maple_tree.c:6281 mas_store_gfp+0x217/0x420 lib/maple_tree.c:5460 vma_iter_clear_gfp include/linux/mm.h:1033 [inline] do_vmi_align_munmap+0xa63/0x13c0 mm/mmap.c:2734 do_vmi_munmap+0x1c4/0x230 mm/mmap.c:2830 mmap_region+0x60d/0x1970 mm/mmap.c:2881 do_mmap+0x709/0xc80 mm/mmap.c:1468 vm_mmap_pgoff+0x1aa/0x320 mm/util.c:588 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x8d/0x190 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f The buggy address belongs to the object at ffff88816c840000 which belongs to the cache maple_node of size 256 The buggy address is located 0 bytes inside of freed 256-byte region [ffff88816c840000, ffff88816c840100) The buggy address belongs to the physical page: page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x16c840 head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 flags: 0x100000000000040(head|node=0|zone=2) page_type: 0xfdffffff(slab) raw: 0100000000000040 ffff88810008e000 dead000000000122 0000000000000000 raw: 0000000000000000 0000000000100010 00000001fdffffff 0000000000000000 head: 0100000000000040 ffff88810008e000 dead000000000122 0000000000000000 head: 0000000000000000 0000000000100010 00000001fdffffff 0000000000000000 head: 0100000000000001 ffffea0005b21001 ffffffffffffffff 0000000000000000 head: 0000000000000002 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 0x152800(GFP_NOWAIT|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL), pid 2038, tgid 2038 (modprobe), ts 48506674807, free_ts 48412659452 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x10f/0x130 mm/page_alloc.c:1493 prep_new_page mm/page_alloc.c:1501 [inline] get_page_from_freelist+0x3712/0x3820 mm/page_alloc.c:3442 __alloc_pages_noprof+0x256/0x670 mm/page_alloc.c:4700 __alloc_pages_node_noprof include/linux/gfp.h:269 [inline] alloc_pages_node_noprof include/linux/gfp.h:296 [inline] alloc_slab_page+0x5f/0x120 mm/slub.c:2321 allocate_slab+0x5d/0x290 mm/slub.c:2484 new_slab mm/slub.c:2537 [inline] ___slab_alloc+0xa7f/0x11d0 mm/slub.c:3723 __slab_alloc mm/slub.c:3813 [inline] __slab_alloc_node mm/slub.c:3866 [inline] slab_alloc_node mm/slub.c:4025 [inline] kmem_cache_alloc_noprof+0x1eb/0x350 mm/slub.c:4044 mt_alloc_one lib/maple_tree.c:162 [inline] mas_alloc_nodes+0x22e/0x780 lib/maple_tree.c:1242 mas_node_count_gfp lib/maple_tree.c:1322 [inline] mas_node_count lib/maple_tree.c:1336 [inline] mas_wr_spanning_store+0x46c/0x3750 lib/maple_tree.c:3818 mas_store_gfp+0x20b/0x420 lib/maple_tree.c:5459 vma_iter_clear_gfp include/linux/mm.h:1033 [inline] do_vmi_align_munmap+0xa63/0x13c0 mm/mmap.c:2734 do_vmi_munmap+0x1c4/0x230 mm/mmap.c:2830 mmap_region+0x60d/0x1970 mm/mmap.c:2881 do_mmap+0x709/0xc80 mm/mmap.c:1468 vm_mmap_pgoff+0x1aa/0x320 mm/util.c:588 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x8d/0x190 arch/x86/entry/common.c:83 page last free pid 10 tgid 10 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1094 [inline] free_unref_page+0xbff/0xd50 mm/page_alloc.c:2612 vfree+0x10e/0x210 mm/vmalloc.c:3364 delayed_vfree_work+0x3c/0x70 mm/vmalloc.c:3285 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0x8d1/0x1320 kernel/workqueue.c:3312 worker_thread+0x869/0xc60 kernel/workqueue.c:3390 kthread+0x26a/0x2c0 kernel/kthread.c:389 ret_from_fork+0x34/0x60 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Memory state around the buggy address: ffff88816c83ff00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff88816c83ff80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff88816c840000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88816c840080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88816c840100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ==================================================================