ci2 starts bisection 2023-09-11 13:56:06.45267482 +0000 UTC m=+11567.474417499 bisecting fixing commit since aff03380bda4d25717170b42c92b54143aec0a36 building syzkaller on 49519f067f7fc9bfbf869e6851a4d398a9f7863f ensuring issue is reproducible on original commit aff03380bda4d25717170b42c92b54143aec0a36 testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9277145b3909776e9d7ed38287c81ccc3279c6ede4f51433a3ed352135784544 all runs: crashed: BUG: MAX_LOCKDEP_ENTRIES too low! representative crash: BUG: MAX_LOCKDEP_ENTRIES too low!, types: [UNKNOWN] check whether we can drop unnecessary instrumentation disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b8c6f9e36df6e685e34eb25b69bd8ffa90e395bce19b29a7b48aacff0120f843 run #0: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #1: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #2: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #3: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #4: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #5: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #6: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #7: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #8: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #9: OK representative crash: BUG: MAX_LOCKDEP_KEYS too low!, types: [UNKNOWN] the bug reproduces without the instrumentation disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed kconfig minimization: base=3703 full=7271 leaves diff=1986 split chunks (needed=false): <1986> split chunk #0 of len 1986 into 5 parts testing without sub-chunk 1/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c064949311675b7c4b0359f9e6c729381573f4538388cda25f9381d71ac49b8a all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4ae7c37b05a3fcf543b04b6fba35b9219400936d7c5957c0a10a996d1d52795d run #0: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #1: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #2: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #3: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #4: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #5: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #6: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #7: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #8: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #9: OK representative crash: BUG: MAX_LOCKDEP_KEYS too low!, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e533b4407497c059837ca447c244b3b9736a15e6ad4d0a0bbac61fe1497bf917 all runs: OK false negative chance: 0.000 testing without sub-chunk 4/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 353b76536e9f80b9044ff644c1cc2919607b143876d471a7f97870e3a48041dc all runs: crashed: BUG: MAX_LOCKDEP_KEYS too low! representative crash: BUG: MAX_LOCKDEP_KEYS too low!, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 53c2581c30f2cc8591303faf404b41c9e6db2090c113411087a20d7c167b1805 run #0: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #1: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #2: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #3: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #4: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #5: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #6: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #7: OK run #8: OK run #9: OK representative crash: BUG: MAX_LOCKDEP_KEYS too low!, types: [UNKNOWN] the chunk can be dropped minimized to 796 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 ADFS_FS AFFS_FS AFS_FS AFS_FSCACHE AF_KCM AF_RXRPC AF_RXRPC_IPV6 AIX_PARTITION AMIGA_PARTITION ANDROID ANDROID_BINDERFS ANDROID_BINDER_IPC AR5523 ARCH_ENABLE_MEMORY_HOTREMOVE ARCH_ENABLE_THP_MIGRATION ASHMEM ASM_MODVERSIONS ASN1_ENCODER 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 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 BCMA BCMA_HOST_PCI_POSSIBLE BEFS_FS BFQ_CGROUP_DEBUG BFQ_GROUP_IOSCHED BFS_FS BIG_KEYS BLK_CGROUP BLK_CGROUP_IOCOST BLK_CGROUP_IOLATENCY BLK_CGROUP_RWSTAT BLK_DEBUG_FS_ZONED BLK_DEV_BSGLIB BLK_DEV_CRYPTOLOOP BLK_DEV_FD 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_INLINE_ENCRYPTION BLK_INLINE_ENCRYPTION_FALLBACK BLK_MQ_RDMA BLK_RQ_ALLOC_TIME BLK_WBT BLK_WBT_MQ BONDING 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_NETFILTER BRIDGE_NF_EBTABLES 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_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_HS BT_INTEL BT_LE BT_LEDS BT_MSFTEXT 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_ESD_USB2 CAN_GS_USB CAN_GW CAN_IFI_CANFD CAN_ISOTP CAN_J1939 CAN_KVASER_USB CAN_MCBA_USB CAN_PEAK_USB CAN_RAW CAN_SLCAN CAN_VCAN CAN_VXCAN CAPI_TRACE CARL9170 CARL9170_HWRNG CARL9170_LEDS CARL9170_WPC CC_HAS_ZERO_CALL_USED_REGS 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 CGROUP_DEVICE CGROUP_HUGETLB CGROUP_NET_CLASSID CGROUP_NET_PRIO CGROUP_PERF CGROUP_RDMA CGROUP_WRITEBACK CHARGER_BQ24190 CHARGER_ISP1704 CHECKPOINT_RESTORE 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 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 CRC7 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_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_CFB CRYPTO_CHACHA20 CRYPTO_CHACHA20POLY1305 CRYPTO_CHACHA20_X86_64 CRYPTO_CRC32 CRYPTO_CRC32C_INTEL CRYPTO_CRC32_PCLMUL 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_ECB CRYPTO_ECC CRYPTO_ECDH CRYPTO_ECRDSA CRYPTO_ENGINE CRYPTO_ESSIV CRYPTO_FCRYPT CRYPTO_GHASH_CLMUL_NI_INTEL 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_LIB_SM4 CRYPTO_LRW CRYPTO_MICHAEL_MIC CRYPTO_NHPOLY1305 CRYPTO_NHPOLY1305_AVX2 CRYPTO_NHPOLY1305_SSE2 CRYPTO_OFB CRYPTO_PCBC CRYPTO_PCRYPT CRYPTO_POLY1305 CRYPTO_POLY1305_X86_64 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_SHA3 CRYPTO_SHA512_SSSE3 CRYPTO_SIMD CRYPTO_SM2 CRYPTO_SM3 CRYPTO_SM4 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_XTS CRYPTO_XXHASH CUSE CYPRESS_FIRMWARE DAMON DAMON_DBGFS DAMON_VADDR DAX DCA DCB DEBUG_PREEMPT DEFAULT_PFIFO_FAST DEVICE_PRIVATE DEV_COREDUMP DEV_DAX DEV_PAGEMAP_OPS DIMLIB DLN2_ADC DMABUF_HEAPS DMABUF_HEAPS_CMA DMABUF_HEAPS_SYSTEM DMABUF_MOVE_NOTIFY DMA_CMA DMA_ENGINE_RAID 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 DRM_CIRRUS_QEMU DRM_DEBUG_MM DRM_DP_AUX_CHARDEV DRM_GEM_SHMEM_HELPER DRM_I915 DRM_I915_CAPTURE_ERROR DRM_I915_COMPRESS_ERROR DRM_I915_USERPTR DRM_KMS_HELPER DVB_CORE ENCRYPTED_KEYS EXTCON FB FSCACHE FUSE_FS GPIOLIB HAMRADIO HID_DRAGONRISE HSR IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_RTRS_CLIENT INFINIBAND_USER_ACCESS INPUT_JOYSTICK INPUT_MOUSE IOSCHED_BFQ IP6_NF_RAW IPV6_MULTIPLE_TABLES IP_NF_RAW IP_SET IP_VS ISDN ISDN_CAPI JFFS2_CMODE_PRIORITY JFFS2_COMPRESSION_OPTIONS JFFS2_FS JFFS2_FS_POSIX_ACL JFFS2_FS_SECURITY JFFS2_FS_WRITEBUFFER JFFS2_FS_XATTR JFFS2_LZO JFFS2_RTIME JFFS2_RUBIN JFFS2_SUMMARY JFFS2_ZLIB JFS_DEBUG JFS_FS JFS_POSIX_ACL JFS_SECURITY JOYSTICK_IFORCE JOYSTICK_IFORCE_USB JOYSTICK_XPAD JOYSTICK_XPAD_FF JOYSTICK_XPAD_LEDS KARMA_PARTITION KCOV KCOV_ENABLE_COMPARISONS KCOV_INSTRUMENT_ALL KEYS_REQUEST_CACHE KEY_DH_OPERATIONS KEY_NOTIFICATIONS KSM KVM KVM_AMD KVM_ASYNC_PF KVM_COMPAT KVM_GENERIC_DIRTYLOG_READ_PROTECT KVM_INTEL KVM_MMIO KVM_VFIO KVM_XEN KVM_XFER_TO_GUEST_WORK L2TP L2TP_ETH L2TP_IP L2TP_V3 LAPB LAPBETHER LDM_PARTITION LEDS_TRIGGER_AUDIO LEGACY_PTYS LIBNVDIMM LINEAR_RANGES LLC LLC2 LOGIG940_FF LOGIRUMBLEPAD2_FF LOGO LOGO_LINUX_MONO LOGO_LINUX_VGA16 LPC_ICH LWTUNNEL LWTUNNEL_BPF LZ4HC_COMPRESS LZ4_COMPRESS MAC80211 MAC80211_DEBUGFS MAC80211_HAS_RC MAC80211_HWSIM MAC80211_LEDS MAC80211_MESH MAC80211_RC_DEFAULT_MINSTREL MAC80211_RC_MINSTREL MACSEC MACVLAN MACVTAP MAC_PARTITION MAPPING_DIRTY_HELPERS MD_LINEAR MD_MULTIPATH MD_RAID0 MD_RAID1 MD_RAID10 MD_RAID456 MEDIA_ANALOG_TV_SUPPORT MEDIA_ATTACH MEDIA_CONTROLLER MEDIA_CONTROLLER_DVB MEDIA_CONTROLLER_REQUEST_API MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_SUPPORT_FILTER MEDIA_TUNER MEDIA_TUNER_MSI001 MEDIA_TUNER_XC2028 MEDIA_TUNER_XC5000 MEMORY_BALLOON MEMORY_HOTPLUG MEMORY_HOTPLUG_DEFAULT_ONLINE MEMORY_HOTREMOVE MEMORY_ISOLATION MEMREGION MEMSTICK MEMSTICK_REALTEK_USB MEM_SOFT_DIRTY MFD_CORE MFD_DLN2 MFD_SYSCON MHI_BUS MHI_WWAN_CTRL MHP_MEMMAP_ON_MEMORY MICROCHIP_PHY MINIX_FS MINIX_SUBPARTITION MISC_RTSX MISC_RTSX_USB MISDN MISDN_DSP MISDN_HFCUSB MISDN_L1OIP MKISS MLX4_CORE MLX4_INFINIBAND MMC MMC_REALTEK_USB MMC_USHC MMC_VUB300 MMU_NOTIFIER MODULE_SRCVERSION_ALL MODVERSIONS MOST MOUSE_APPLETOUCH MOUSE_BCM5974 MOUSE_PS2 MOUSE_PS2_ALPS MOUSE_PS2_BYD MOUSE_PS2_CYPRESS MOUSE_PS2_FOCALTECH MOUSE_PS2_LIFEBOOK MOUSE_PS2_LOGIPS2PP MOUSE_PS2_SMBUS MOUSE_PS2_SYNAPTICS MOUSE_PS2_SYNAPTICS_SMBUS MOUSE_PS2_TRACKPOINT MOUSE_SYNAPTICS_USB MPLS MPLS_IPTUNNEL MPLS_ROUTING MPTCP MPTCP_IPV6 MRP MTD MTD_BLKDEVS MTD_BLOCK MTD_BLOCK2MTD MTD_CFI_I1 MTD_CFI_I2 MTD_MAP_BANK_WIDTH_1 MTD_MAP_BANK_WIDTH_2 MTD_MAP_BANK_WIDTH_4 MTD_MTDRAM MTD_PHRAM MTD_SLRAM MUSB_PIO_ONLY ND_BLK ND_BTT ND_CLAIM ND_PFN NETDEVSIM NETFILTER_ADVANCED NETFILTER_FAMILY_ARP NETFILTER_FAMILY_BRIDGE NETFILTER_NETLINK_ACCT NETFILTER_NETLINK_GLUE_CT NETFILTER_NETLINK_OSF NETFILTER_NETLINK_QUEUE NETFILTER_SYNPROXY NETFILTER_XT_CONNMARK NETFILTER_XT_MATCH_BPF NETFILTER_XT_MATCH_CGROUP NETFILTER_XT_MATCH_CLUSTER NETFILTER_XT_MATCH_COMMENT NETFILTER_XT_MATCH_CONNBYTES NETFILTER_XT_MATCH_CONNLABEL NETFILTER_XT_MATCH_CONNLIMIT NETFILTER_XT_MATCH_CONNMARK NETFILTER_XT_MATCH_CPU NETFILTER_XT_MATCH_DCCP NETFILTER_XT_MATCH_DEVGROUP NETFILTER_XT_MATCH_DSCP NETFILTER_XT_MATCH_ECN NETFILTER_XT_MATCH_ESP NETFILTER_XT_MATCH_HASHLIMIT NETFILTER_XT_MATCH_HELPER NETFILTER_XT_MATCH_HL NETFILTER_XT_MATCH_IPCOMP NETFILTER_XT_MATCH_IPRANGE NETFILTER_XT_MATCH_IPVS NETFILTER_XT_MATCH_L2TP NETFILTER_XT_MATCH_LENGTH NETFILTER_XT_MATCH_LIMIT NETFILTER_XT_MATCH_MAC NETFILTER_XT_MATCH_MARK NETFILTER_XT_MATCH_MULTIPORT NETFILTER_XT_MATCH_NFACCT NETFILTER_XT_MATCH_OSF NETFILTER_XT_MATCH_OWNER NETFILTER_XT_MATCH_PHYSDEV NETFILTER_XT_MATCH_PKTTYPE NETFILTER_XT_MATCH_QUOTA NETFILTER_XT_MATCH_RATEEST NETFILTER_XT_MATCH_REALM NETFILTER_XT_MATCH_RECENT NETFILTER_XT_MATCH_SCTP NETFILTER_XT_MATCH_SOCKET NETFILTER_XT_MATCH_STATISTIC NETFILTER_XT_MATCH_STRING NETFILTER_XT_MATCH_TCPMSS NETFILTER_XT_MATCH_TIME NETFILTER_XT_MATCH_U32 NETFILTER_XT_SET NETFILTER_XT_TARGET_AUDIT NETFILTER_XT_TARGET_CHECKSUM NETFILTER_XT_TARGET_CLASSIFY NETFILTER_XT_TARGET_CONNMARK NETFILTER_XT_TARGET_CT NETFILTER_XT_TARGET_DSCP NETFILTER_XT_TARGET_HL NETFILTER_XT_TARGET_HMARK NETFILTER_XT_TARGET_IDLETIMER NETFILTER_XT_TARGET_LED NETFILTER_XT_TARGET_MARK NETFILTER_XT_TARGET_NETMAP NETFILTER_XT_TARGET_NFQUEUE NETFILTER_XT_TARGET_NOTRACK NETFILTER_XT_TARGET_RATEEST NETFILTER_XT_TARGET_REDIRECT NETFILTER_XT_TARGET_TCPOPTSTRIP NETFILTER_XT_TARGET_TEE NETFILTER_XT_TARGET_TPROXY NETFILTER_XT_TARGET_TRACE NETFS_SUPPORT NETLABEL NETLINK_DIAG NETROM NET_9P_RDMA NET_ACT_BPF NET_ACT_CONNMARK NET_ACT_CSUM NET_ACT_CT NET_ACT_CTINFO NET_ACT_GATE NET_ACT_IFE NET_ACT_IPT NET_ACT_MPLS NET_ACT_NAT NET_ACT_PEDIT NET_ACT_POLICE NET_ACT_SAMPLE NET_ACT_SIMP NET_ACT_SKBEDIT NET_ACT_SKBMOD NET_ACT_TUNNEL_KEY NET_ACT_VLAN NET_CLS_BASIC NET_CLS_BPF NET_CLS_CGROUP NET_CLS_FLOW NET_CLS_FLOWER NET_CLS_FW NET_CLS_MATCHALL NET_CLS_ROUTE4 NET_CLS_RSVP NET_CLS_RSVP6 NET_CLS_U32 NET_DEVLINK NET_DROP_MONITOR NET_DSA NET_DSA_TAG_BRCM NET_DSA_TAG_BRCM_COMMON NET_DSA_TAG_BRCM_PREPEND NET_DSA_TAG_MTK NET_DSA_TAG_QCA NET_DSA_TAG_RTL4_A NET_EGRESS NET_EMATCH_CANID NET_EMATCH_CMP NET_EMATCH_IPSET NET_EMATCH_IPT NET_EMATCH_META NET_EMATCH_NBYTE NET_EMATCH_TEXT NET_EMATCH_U32 NET_FC NET_FOU NET_FOU_IP_TUNNELS NET_IFE NET_IFE_SKBMARK NET_IFE_SKBPRIO NET_IFE_SKBTCINDEX NET_IPGRE NET_IPGRE_BROADCAST NET_IPGRE_DEMUX NET_IPIP NET_IPVTI NET_KEY NET_KEY_MIGRATE NET_L3_MASTER_DEV NET_MPLS_GSO NET_NCSI NET_NSH NET_REDIRECT NET_SCH_ATM NET_SCH_CAKE NET_SCH_CBQ NET_SCH_CBS NET_SCH_CHOKE NET_SCH_CODEL NET_SCH_DEFAULT NET_SCH_DRR NET_SCH_DSMARK NET_SCH_ETF NET_SCH_ETS NET_SCH_FQ NET_SCH_FQ_CODEL NET_SCH_FQ_PIE NET_SCH_GRED NET_SCH_HFSC NET_SCH_HHF NET_SCH_HTB NET_SCH_INGRESS NET_SCH_MQPRIO NET_SCH_MULTIQ NET_SCH_NETEM NET_SCH_PIE NET_SCH_PLUG NET_SCH_PRIO NET_SCH_QFQ NET_SCH_RED NET_SCH_SFB NET_SCH_SFQ NET_SCH_SKBPRIO NET_SCH_TAPRIO NET_SCH_TBF NET_SCH_TEQL NET_SOCK_MSG NET_SWITCHDEV NET_TC_SKB_EXT NET_TEAM NET_TEAM_MODE_ACTIVEBACKUP NET_TEAM_MODE_BROADCAST NET_TEAM_MODE_LOADBALANCE NET_TEAM_MODE_RANDOM NET_TEAM_MODE_ROUNDROBIN NET_UDP_TUNNEL NET_VRF NFC NFC_DIGITAL NFC_FDP NFC_HCI NFC_MRVL NFC_MRVL_USB NFC_NCI NFC_NCI_UART NFC_PN533 NFC_PN533_USB NFC_PORT100 NFC_SHDLC NFC_SIM NFC_VIRTUAL_NCI NFSD NFSD_BLOCKLAYOUT NFSD_FLEXFILELAYOUT NFSD_PNFS NFSD_SCSILAYOUT NFSD_V2_ACL NFSD_V3 NFSD_V3_ACL NFSD_V4 NFSD_V4_2_INTER_SSC NFSD_V4_SECURITY_LABEL NFS_FSCACHE NFS_V4_1 NFS_V4_2 NFS_V4_2_READ_PLUS NFS_V4_2_SSC_HELPER NFS_V4_SECURITY_LABEL NFT_BRIDGE_META NFT_BRIDGE_REJECT NFT_COMPAT NFT_CONNLIMIT NFT_COUNTER NFT_CT NFT_DUP_IPV4 NFT_DUP_IPV6 NFT_DUP_NETDEV NFT_FIB NFT_FIB_INET NFT_FIB_IPV4 NFT_FIB_IPV6 NFT_FIB_NETDEV NFT_FLOW_OFFLOAD NFT_HASH NFT_LIMIT NFT_LOG NFT_MASQ NFT_NAT NFT_NUMGEN NFT_OBJREF NFT_OSF NFT_QUEUE NFT_QUOTA NFT_REDIR NFT_REJECT NFT_REJECT_INET NFT_REJECT_IPV4 NFT_REJECT_IPV6 NFT_REJECT_NETDEV NFT_SOCKET NFT_SYNPROXY NFT_TPROXY NFT_TUNNEL NFT_XFRM NF_CONNTRACK_AMANDA NF_CONNTRACK_BRIDGE NF_CONNTRACK_BROADCAST NF_CONNTRACK_EVENTS NF_CONNTRACK_H323 NF_CONNTRACK_LABELS NF_CONNTRACK_MARK NF_CONNTRACK_NETBIOS_NS NF_CONNTRACK_PPTP NF_CONNTRACK_SANE NF_CONNTRACK_SNMP NF_CONNTRACK_TFTP NF_CONNTRACK_TIMEOUT NF_CONNTRACK_TIMESTAMP NF_CONNTRACK_ZONES NF_CT_NETLINK_HELPER NF_CT_NETLINK_TIMEOUT NF_CT_PROTO_DCCP NF_CT_PROTO_GRE NF_CT_PROTO_SCTP NF_CT_PROTO_UDPLITE NF_DUP_IPV4 NF_DUP_IPV6 NF_DUP_NETDEV NF_FLOW_TABLE NF_FLOW_TABLE_INET NF_FLOW_TABLE_IPV4 NF_FLOW_TABLE_IPV6 NF_NAT_AMANDA NF_NAT_H323 NF_NAT_PPTP NF_NAT_REDIRECT NF_NAT_SNMP_BASIC NF_NAT_TFTP NF_SOCKET_IPV4 NF_SOCKET_IPV6 NF_TABLES NF_TABLES_ARP NF_TABLES_BRIDGE NF_TABLES_INET NF_TABLES_IPV4 NF_TABLES_IPV6 NF_TABLES_NETDEV NF_TPROXY_IPV4 NF_TPROXY_IPV6 NILFS2_FS NLMON NLS_CODEPAGE_1250 NLS_CODEPAGE_1251 NLS_CODEPAGE_737 NLS_CODEPAGE_775 PARTITION_ADVANCED PREEMPTION PSAMPLE RFKILL SERIAL_DEV_BUS SPI STAGING TCG_TPM TLS TLS_DEVICE TRANSPARENT_HUGEPAGE TRUSTED_KEYS USB_GADGET USB_MUSB_HDRC USB_PHY VIDEO_DEV VIDEO_V4L2 VLAN_8021Q WAN WANT_COMPAT_NETLINK_MESSAGES WATCH_QUEUE WEXT_CORE WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ATH WWAN X25 X86_X32 ZONE_DEVICE] disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed determining the merge base between aff03380bda4d25717170b42c92b54143aec0a36 and 0bb80ecc33a8fb5a682236443c1e740d5c917d1d 8bb7eca972ad531c9b149c0a51ab43a417385813/Linux 5.15 is a merge base, check if it has the bug testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: adafd47a4334b627f2c1c073b72dc92edca0908b013454944b7639bceba6aa18 run #0: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #1: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #2: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #3: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #4: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #5: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #6: OK run #7: OK run #8: OK run #9: OK representative crash: BUG: MAX_LOCKDEP_KEYS too low!, types: [UNKNOWN] testing current HEAD 0bb80ecc33a8fb5a682236443c1e740d5c917d1d testing commit 0bb80ecc33a8fb5a682236443c1e740d5c917d1d gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c85e8229e0b4015932b3c542fa98d9adc29b2c16d2c5e2e178d1b86cddf0927e all runs: OK false negative chance: 0.000 # git bisect start 0bb80ecc33a8fb5a682236443c1e740d5c917d1d 8bb7eca972ad531c9b149c0a51ab43a417385813 Bisecting: 85015 revisions left to test after this (roughly 16 steps) [76e45035348c247a70ed50eb29a9906657e4444f] Merge tag 'for-6.1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 76e45035348c247a70ed50eb29a9906657e4444f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 78dc289e567065bc1212bf641962b0e54688d04750715c1894cb5c490e12306b all runs: OK false negative chance: 0.000 # git bisect bad 76e45035348c247a70ed50eb29a9906657e4444f Bisecting: 42570 revisions left to test after this (roughly 15 steps) [965181d7ef7e1a863477536dc328c23a7ebc8a1d] Merge tag 'nfs-for-5.18-1' of git://git.linux-nfs.org/projects/trondmy/linux-nfs determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 965181d7ef7e1a863477536dc328c23a7ebc8a1d gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 failed building 965181d7ef7e1a863477536dc328c23a7ebc8a1d: scripts/sign-file.c:89:9: warning: 'ERR_get_error_line' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations] scripts/sign-file.c:102:9: warning: 'ERR_get_error_line' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations] certs/extract-cert.c:46:9: warning: 'ERR_get_error_line' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations] certs/extract-cert.c:59:9: warning: 'ERR_get_error_line' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations] arch/x86/kvm/cpuid.c:739:2: error: unannotated fall-through between switch labels [-Werror,-Wimplicit-fallthrough] # git bisect skip 965181d7ef7e1a863477536dc328c23a7ebc8a1d Bisecting: 42570 revisions left to test after this (roughly 15 steps) [99d6a2acb8955f12489bfba04f2db22bc0b57726] rcutorture: Suppress debugging grace period delays during flooding determine whether the revision contains the guilty commit revision 965181d7ef7e1a863477536dc328c23a7ebc8a1d crashed and is reachable testing commit 99d6a2acb8955f12489bfba04f2db22bc0b57726 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4a6379bfaabd2e2d717edd488745223d3c2faf7cf225e939d56a7802723ad969 all runs: crashed: BUG: MAX_LOCKDEP_KEYS too low! representative crash: BUG: MAX_LOCKDEP_KEYS too low!, types: [UNKNOWN] # git bisect good 99d6a2acb8955f12489bfba04f2db22bc0b57726 Bisecting: 20763 revisions left to test after this (roughly 14 steps) [42df1cbf6a4726934cc5dac12bf263aa73c49fa3] Merge tag 'for-5.20/io_uring-zerocopy-send-2022-07-29' of git://git.kernel.dk/linux-block determine whether the revision contains the guilty commit revision 99d6a2acb8955f12489bfba04f2db22bc0b57726 crashed and is reachable testing commit 42df1cbf6a4726934cc5dac12bf263aa73c49fa3 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b243014d7ba2fb7e485a7e3656ea3f109a1a5d40b897a47340ac371f7b7815aa all runs: OK false negative chance: 0.000 # git bisect bad 42df1cbf6a4726934cc5dac12bf263aa73c49fa3 Bisecting: 10729 revisions left to test after this (roughly 13 steps) [c011dd537ffe47462051930413fed07dbdc80313] Merge tag 'arm-soc-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit c011dd537ffe47462051930413fed07dbdc80313 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ae0213badc89b3b9e71351ded3d1bbf423929bddf41b373bae793ed66f1db81e all runs: OK false negative chance: 0.000 # git bisect bad c011dd537ffe47462051930413fed07dbdc80313 Bisecting: 4977 revisions left to test after this (roughly 12 steps) [64e34b50d7aeee7082287ec39f9d34d4e60f3a04] Merge tag 'linux-kselftest-kunit-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest determine whether the revision contains the guilty commit revision 965181d7ef7e1a863477536dc328c23a7ebc8a1d crashed and is reachable testing commit 64e34b50d7aeee7082287ec39f9d34d4e60f3a04 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3bc18f8574de954753a2769f9331ee8bdb2cdfe9e0d73e7994e4598fac206a83 run #0: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #1: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #2: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #3: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #4: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #5: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #6: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #7: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor2961884924" "root@10.128.10.14:./syz-executor2961884924"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.14, user root, command sftp OpenSSH_9.2p1 Debian-2, OpenSSL 3.0.9 30 May 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.14 [10.128.10.14] port 22. debug1: fd 3 clearing O_NONBLOCK debug1: Connection established. debug1: identity file /root/.ssh/id_rsa type -1 debug1: identity file /root/.ssh/id_rsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa type -1 debug1: identity file /root/.ssh/id_ecdsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa_sk type -1 debug1: identity file /root/.ssh/id_ecdsa_sk-cert type -1 debug1: identity file /root/.ssh/id_ed25519 type -1 debug1: identity file /root/.ssh/id_ed25519-cert type -1 debug1: identity file /root/.ssh/id_ed25519_sk type -1 debug1: identity file /root/.ssh/id_ed25519_sk-cert type -1 debug1: identity file /root/.ssh/id_xmss type -1 debug1: identity file /root/.ssh/id_xmss-cert type -1 debug1: identity file /root/.ssh/id_dsa type -1 debug1: identity file /root/.ssh/id_dsa-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_9.2p1 Debian-2 Connection timed out during banner exchange Connection to 10.128.10.14 port 22 timed out scp: Connection closed run #8: crashed: BUG: MAX_LOCKDEP_KEYS too low! run #9: crashed: BUG: MAX_LOCKDEP_KEYS too low! representative crash: BUG: MAX_LOCKDEP_KEYS too low!, types: [UNKNOWN] # git bisect good 64e34b50d7aeee7082287ec39f9d34d4e60f3a04 Bisecting: 2735 revisions left to test after this (roughly 11 steps) [86c87bea6b42100c67418af690919c44de6ede6e] Merge tag 'devicetree-for-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux determine whether the revision contains the guilty commit revision 99d6a2acb8955f12489bfba04f2db22bc0b57726 crashed and is reachable testing commit 86c87bea6b42100c67418af690919c44de6ede6e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7d98155ff0f23b7213e475232b19b3822320bbf3143163d88035f8d8ed2923db all runs: OK false negative chance: 0.000 # git bisect bad 86c87bea6b42100c67418af690919c44de6ede6e Bisecting: 1120 revisions left to test after this (roughly 10 steps) [05268cf1789d99eda491c4a32f23a4c5b9bddeba] mt76: mt7915: report rx mode value in mt7915_mac_fill_rx_rate determine whether the revision contains the guilty commit revision 965181d7ef7e1a863477536dc328c23a7ebc8a1d crashed and is reachable testing commit 05268cf1789d99eda491c4a32f23a4c5b9bddeba gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 62fa365e816e4a4489e6f70e800ee54a569be1050aa5711e4161bde5859b7e62 all runs: crashed: BUG: MAX_LOCKDEP_KEYS too low! representative crash: BUG: MAX_LOCKDEP_KEYS too low!, types: [UNKNOWN] # git bisect good 05268cf1789d99eda491c4a32f23a4c5b9bddeba Bisecting: 560 revisions left to test after this (roughly 9 steps) [21089867278deb2a110b685e3cd33f64f9ce41e2] net: mtk_eth_soc: move restoration of SYSCFG0 to mac_finish() determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 21089867278deb2a110b685e3cd33f64f9ce41e2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cd6eaa3e99f9223940a8cd48fb7f2d304fd259d3f3ab3acec22b7877f7a35c19 all runs: OK false negative chance: 0.000 # git bisect bad 21089867278deb2a110b685e3cd33f64f9ce41e2 Bisecting: 279 revisions left to test after this (roughly 8 steps) [14021da69811cc9bd680a83932614adf308ed0fe] usbnet: smsc95xx: Don't reset PHY behind PHY driver's back determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 14021da69811cc9bd680a83932614adf308ed0fe gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cb82921b71129e43e693da806221a575f6afbad0b3d7dc4d82cbe7ccb24ce175 all runs: OK false negative chance: 0.000 # git bisect bad 14021da69811cc9bd680a83932614adf308ed0fe Bisecting: 139 revisions left to test after this (roughly 7 steps) [6da3c47264b2083006262f9c733b6597bf191d9b] Merge branch 'wwan-t7xx' determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 6da3c47264b2083006262f9c733b6597bf191d9b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7a2fc9cd72181842bdc05507e616d077dca1b5032bbe1f38ce490696f24b77ae all runs: OK false negative chance: 0.000 # git bisect bad 6da3c47264b2083006262f9c733b6597bf191d9b Bisecting: 70 revisions left to test after this (roughly 6 steps) [949dfdcf343c1646d26ee0ef320d6b2a4a39af28] Merge branch 'mptcp-improve-mptcp-level-window-tracking' determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 949dfdcf343c1646d26ee0ef320d6b2a4a39af28 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c8bdc774e55c4279c707d55958341a16229bf22cce34715ade46932bbf969b33 all runs: OK false negative chance: 0.000 # git bisect bad 949dfdcf343c1646d26ee0ef320d6b2a4a39af28 Bisecting: 33 revisions left to test after this (roughly 5 steps) [39e85fe01127cfb1b4b59a08e5d81fed45ee5633] Merge branch 'sfc-Siena-subdir' determine whether the revision contains the guilty commit revision 965181d7ef7e1a863477536dc328c23a7ebc8a1d crashed and is reachable testing commit 39e85fe01127cfb1b4b59a08e5d81fed45ee5633 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8bf88e6658c4debe824096d52da4bff8d779ba97e4983a38fc4befd29801867b all runs: crashed: BUG: MAX_LOCKDEP_KEYS too low! representative crash: BUG: MAX_LOCKDEP_KEYS too low!, types: [UNKNOWN] # git bisect good 39e85fe01127cfb1b4b59a08e5d81fed45ee5633 Bisecting: 16 revisions left to test after this (roughly 4 steps) [4950b6990e3b1efae64a5f6fc5738d25e3b816b3] Merge branch 'ocelot-vcap-cleanups' determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 4950b6990e3b1efae64a5f6fc5738d25e3b816b3 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 249a9a7b68e574a3a634f0cc2448d02f1be2d3b30f7b2cb9d0fea00606a26e7f all runs: OK false negative chance: 0.000 # git bisect bad 4950b6990e3b1efae64a5f6fc5738d25e3b816b3 Bisecting: 7 revisions left to test after this (roughly 3 steps) [a37f37a2e7f5ea3ae2a1278f552aa21a8e32c221] Merge branch 'mlxsw-updates' determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit a37f37a2e7f5ea3ae2a1278f552aa21a8e32c221 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 26639ba8b6645f042e90848d6fab1ee5a20a08ed79af22ba3cb540d02e44cff1 all runs: crashed: BUG: MAX_LOCKDEP_KEYS too low! representative crash: BUG: MAX_LOCKDEP_KEYS too low!, types: [UNKNOWN] # git bisect good a37f37a2e7f5ea3ae2a1278f552aa21a8e32c221 Bisecting: 3 revisions left to test after this (roughly 2 steps) [3825a0d02748b4eb355b1d3926ff750fd3846178] net: mscc: ocelot: add to tail of empty list in ocelot_vcap_filter_add_to_block determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 3825a0d02748b4eb355b1d3926ff750fd3846178 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5b3a092a4a343e729752af2f328feda7b034038c117f51edde9c75b63bceeaa4 all runs: OK false negative chance: 0.000 # git bisect bad 3825a0d02748b4eb355b1d3926ff750fd3846178 Bisecting: 1 revision left to test after this (roughly 1 step) [fa728505f3e7dd1089beed7d0ac40267d5b22dce] dt-bindings: net: lan966x: fix example determine whether the revision contains the guilty commit revision 39e85fe01127cfb1b4b59a08e5d81fed45ee5633 crashed and is reachable testing commit fa728505f3e7dd1089beed7d0ac40267d5b22dce gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 43bd7100f7550613e30d06af6dbb94f15e2dcdc23c608698495914fde1e0d941 all runs: OK false negative chance: 0.000 # git bisect bad fa728505f3e7dd1089beed7d0ac40267d5b22dce Bisecting: 0 revisions left to test after this (roughly 0 steps) [425b9c7f51c98443db71ad679893725483b21196] memcg: accounting for objects allocated for new netdevice determine whether the revision contains the guilty commit revision 39e85fe01127cfb1b4b59a08e5d81fed45ee5633 crashed and is reachable testing commit 425b9c7f51c98443db71ad679893725483b21196 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cf6fd291c3280f79f9b0a014059f7106f301b62ca6bb6d5cc168b33a9d632565 all runs: OK false negative chance: 0.000 # git bisect bad 425b9c7f51c98443db71ad679893725483b21196 425b9c7f51c98443db71ad679893725483b21196 is the first bad commit commit 425b9c7f51c98443db71ad679893725483b21196 Author: Vasily Averin Date: Mon May 2 15:15:51 2022 +0300 memcg: accounting for objects allocated for new netdevice Creating a new netdevice allocates at least ~50Kb of memory for various kernel objects, but only ~5Kb of them are accounted to memcg. As a result, creating an unlimited number of netdevice inside a memcg-limited container does not fall within memcg restrictions, consumes a significant part of the host's memory, can cause global OOM and lead to random kills of host processes. The main consumers of non-accounted memory are: ~10Kb 80+ kernfs nodes ~6Kb ipv6_add_dev() allocations 6Kb __register_sysctl_table() allocations 4Kb neigh_sysctl_register() allocations 4Kb __devinet_sysctl_register() allocations 4Kb __addrconf_sysctl_register() allocations Accounting of these objects allows to increase the share of memcg-related memory up to 60-70% (~38Kb accounted vs ~54Kb total for dummy netdevice on typical VM with default Fedora 35 kernel) and this should be enough to somehow protect the host from misuse inside container. Other related objects are quite small and may not be taken into account to minimize the expected performance degradation. It should be separately mentonied ~300 bytes of percpu allocation of struct ipstats_mib in snmp6_alloc_dev(), on huge multi-cpu nodes it can become the main consumer of memory. This patch does not enables kernfs accounting as it affects other parts of the kernel and should be discussed separately. However, even without kernfs, this patch significantly improves the current situation and allows to take into account more than half of all netdevice allocations. Signed-off-by: Vasily Averin Acked-by: Luis Chamberlain Link: https://lore.kernel.org/r/354a0a5f-9ec3-a25c-3215-304eab2157bc@openvz.org Signed-off-by: Jakub Kicinski fs/proc/proc_sysctl.c | 2 +- net/core/neighbour.c | 2 +- net/ipv4/devinet.c | 2 +- net/ipv6/addrconf.c | 8 ++++---- 4 files changed, 7 insertions(+), 7 deletions(-) accumulated error probability: 0.00 culprit signature: cf6fd291c3280f79f9b0a014059f7106f301b62ca6bb6d5cc168b33a9d632565 parent signature: 26639ba8b6645f042e90848d6fab1ee5a20a08ed79af22ba3cb540d02e44cff1 revisions tested: 26, total time: 7h11m39.033381923s (build: 2h30m35.16774797s, test: 4h23m39.407500891s) first good commit: 425b9c7f51c98443db71ad679893725483b21196 memcg: accounting for objects allocated for new netdevice recipients (to): ["kuba@kernel.org" "mcgrof@kernel.org" "vvs@openvz.org"] recipients (cc): []