ci starts bisection 2025-01-09 01:24:07.973035175 +0000 UTC m=+475974.789646835 bisecting cause commit starting from 7b4b9bf203da94fbeac75ed3116c84aa03e74578 building syzkaller on f3558dbf032eab2b77c1cb11b9ce2baffe7838d3 fetch other tags and check if the commit is present ensuring issue is reproducible on original commit 7b4b9bf203da94fbeac75ed3116c84aa03e74578 testing commit 7b4b9bf203da94fbeac75ed3116c84aa03e74578 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2f49812d074b85daea806f246370eb847bdb580db475bc1c7f8f3cb0e1788802 all runs: crashed: possible deadlock in binder_alloc_free_page representative crash: possible deadlock in binder_alloc_free_page, types: [LOCKDEP] check whether we can drop unnecessary instrumentation disabling configs for [BUG KASAN ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 7b4b9bf203da94fbeac75ed3116c84aa03e74578 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 16672b8358048f5c6be8738da890f23ac09e224c9a8b77d9085aa5dcf366b922 all runs: crashed: possible deadlock in binder_alloc_free_page representative crash: possible deadlock in binder_alloc_free_page, types: [LOCKDEP] the bug reproduces without the instrumentation disabling configs for [HANG LEAK UBSAN BUG KASAN ATOMIC_SLEEP], they are not needed kconfig minimization: base=4045 full=8257 leaves diff=2126 split chunks (needed=false): <2126> split chunk #0 of len 2126 into 5 parts testing without sub-chunk 1/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit 7b4b9bf203da94fbeac75ed3116c84aa03e74578 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a55253c2423e56c16797dc5da4dc3ef38de5952817ed34d588146bff5fc29f6b all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 disabling configs for [LEAK UBSAN BUG KASAN ATOMIC_SLEEP HANG], they are not needed testing commit 7b4b9bf203da94fbeac75ed3116c84aa03e74578 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0ffa4231b2a0365b9b42097566cb8fd0e4a10d7bdada3aaeb712948ae5f363ce all runs: crashed: possible deadlock in binder_alloc_free_page representative crash: possible deadlock in binder_alloc_free_page, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [UBSAN BUG KASAN ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 7b4b9bf203da94fbeac75ed3116c84aa03e74578 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1785344978a7c12a469aab5e74cee15fcdd1aadea790b535f8f3c36f8a0afd4e all runs: crashed: possible deadlock in binder_alloc_free_page representative crash: possible deadlock in binder_alloc_free_page, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit 7b4b9bf203da94fbeac75ed3116c84aa03e74578 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 94cb9f4b32ddb584e14eaee42fa277f2bf8d515b289b97051cda2d3d9d1818d9 all runs: crashed: possible deadlock in binder_alloc_free_page representative crash: possible deadlock in binder_alloc_free_page, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [UBSAN BUG KASAN ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 7b4b9bf203da94fbeac75ed3116c84aa03e74578 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d38c8eba64641f04e4c893e9e6ff64aaa3ac7612db88bc07d61948c8efda656f all runs: crashed: possible deadlock in binder_alloc_free_page representative crash: possible deadlock in binder_alloc_free_page, types: [LOCKDEP] the chunk can be dropped minimized to 426 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_EC ACPI_NFIT ACPI_NHLT ACPI_PLATFORM_PROFILE 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_DEFAULT_CRASH_DUMP ARCH_ENABLE_MEMORY_HOTREMOVE ARCH_ENABLE_THP_MIGRATION ARCH_HAS_CRC32 ARCH_HAS_CRC_T10DIF ARCH_HAS_EXECMEM_ROX ARCH_HAS_PREEMPT_LAZY ARCH_HAS_USER_SHADOW_STACK ARCH_SUPPORTS_AUTOFDO_CLANG ARCH_SUPPORTS_HUGE_PFNMAP ARCH_SUPPORTS_PMD_PFNMAP ARCH_SUPPORTS_PROPELLER_CLANG 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_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_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 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 CRC32_ARCH CRC32_IMPL_ARCH_PLUS_SLICEBY8 CRC4 CRC64 CRC64_ROCKSOFT CRC7 CRC8 CRC_ITU_T CRC_T10DIF CRC_T10DIF_ARCH CRC_T10DIF_IMPL_ARCH 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_CRC64_ROCKSOFT CRYPTO_CRCT10DIF 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_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_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 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 DRM_CLIENT_DEFAULT_FBDEV DRM_CLIENT_LIB 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 ENCRYPTED_KEYS FSCACHE FUSE_FS GPIOLIB HAMRADIO HID_DRAGONRISE IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_RTRS_CLIENT IOSCHED_BFQ 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 WLAN WLAN_VENDOR_ATH X86_X32_ABI ZONE_DEVICE] disabling configs for [BUG KASAN ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed picked [v6.12 v6.11 v6.10 v6.8 v6.6 v6.4 v6.2 v6.0 v5.17 v5.14 v5.11 v5.8 v5.5 v5.2 v4.20 v4.19] out of 35 release tags testing release v6.12 testing commit adc218676eef25575469234709c2d87185ca223a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5b9034ea3c0272166b7be075af42f2f5eb28f3d436e14e67efcce6c280ecdb20 all runs: OK false negative chance: 0.000 # git bisect start 7b4b9bf203da94fbeac75ed3116c84aa03e74578 adc218676eef25575469234709c2d87185ca223a Bisecting: 10115 revisions left to test after this (roughly 13 steps) [1746db26f85e4f4b3dd11d7b55f4eff4b0423884] Merge tag 'pci-v6.13-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci testing commit 1746db26f85e4f4b3dd11d7b55f4eff4b0423884 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0dca190cd870a8a65abba75bd9201d7e02b5796f392b4e9bc77dc2172212035c all runs: OK false negative chance: 0.000 # git bisect good 1746db26f85e4f4b3dd11d7b55f4eff4b0423884 Bisecting: 5162 revisions left to test after this (roughly 12 steps) [e59ca319069a020548148444c69a621db4e3c233] Merge branch 'xtensa-for-next' of git://github.com/jcmvbkbc/linux-xtensa.git testing commit e59ca319069a020548148444c69a621db4e3c233 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6cd32b9e4b8564a551ca19e09ecbc221b5c476fca664f2ea0856108695b72a76 all runs: OK false negative chance: 0.000 # git bisect good e59ca319069a020548148444c69a621db4e3c233 Bisecting: 2559 revisions left to test after this (roughly 11 steps) [8750ce34a377bbee4856df36d6a7ddddc0c2b18d] Merge branch 'drm-next' of https://gitlab.freedesktop.org/drm/kernel.git testing commit 8750ce34a377bbee4856df36d6a7ddddc0c2b18d gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8b5d6b4f328222ea4cf20e39b966f60e994947706d8a8d384fc97767cbc3286a all runs: OK false negative chance: 0.000 # git bisect good 8750ce34a377bbee4856df36d6a7ddddc0c2b18d Bisecting: 1274 revisions left to test after this (roughly 10 steps) [9d8529654112b91fc90c4f524c6b4e1beeb716dc] Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace.git testing commit 9d8529654112b91fc90c4f524c6b4e1beeb716dc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ba3136df6eccff4f55672954b663fbe6b9bdba1b0dc2e1b09f77caf7d6ec73c0 all runs: OK false negative chance: 0.000 # git bisect good 9d8529654112b91fc90c4f524c6b4e1beeb716dc Bisecting: 669 revisions left to test after this (roughly 9 steps) [d922c66e9cf35967df9fd1f481dd1d165d8f275a] Merge branch 'icc-next' of git://git.kernel.org/pub/scm/linux/kernel/git/djakov/icc.git testing commit d922c66e9cf35967df9fd1f481dd1d165d8f275a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2ec1501317bfef2a6accfb0235ceef858cb14c8a7ddf689ab348224df68eb8a6 all runs: crashed: possible deadlock in binder_alloc_free_page representative crash: possible deadlock in binder_alloc_free_page, types: [LOCKDEP] # git bisect bad d922c66e9cf35967df9fd1f481dd1d165d8f275a Bisecting: 275 revisions left to test after this (roughly 8 steps) [b5fcc5de306addf590a869d5aa7b40586cff79ac] Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86.git testing commit b5fcc5de306addf590a869d5aa7b40586cff79ac gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c77c97f486824c12fdf4bcb2a8b52707a9907a38466e21e5077b00a823d22c02 all runs: OK false negative chance: 0.000 # git bisect good b5fcc5de306addf590a869d5aa7b40586cff79ac Bisecting: 109 revisions left to test after this (roughly 7 steps) [51cfacfcc86860f1e24b6e5b29125d176eb67ee2] Merge branch 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git testing commit 51cfacfcc86860f1e24b6e5b29125d176eb67ee2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 083c887efd7d021538983c13fad4e702ac14c7d6a093b87e84cea09f0f3022ad all runs: OK false negative chance: 0.000 # git bisect good 51cfacfcc86860f1e24b6e5b29125d176eb67ee2 Bisecting: 40 revisions left to test after this (roughly 6 steps) [b14977ffa2e0264ef6bae1533bee373f4e1cd624] Merge branch 'char-misc-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git testing commit b14977ffa2e0264ef6bae1533bee373f4e1cd624 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 52c707b0db846951621deef5c92855c5b319ec72ca4ae2517afa5298175b3ba3 all runs: crashed: possible deadlock in binder_alloc_free_page representative crash: possible deadlock in binder_alloc_free_page, types: [LOCKDEP] # git bisect bad b14977ffa2e0264ef6bae1533bee373f4e1cd624 Bisecting: 32 revisions left to test after this (roughly 5 steps) [626e0d22ac5ea02b8b19987dfffc2d7383774663] Merge branch 'tty-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git testing commit 626e0d22ac5ea02b8b19987dfffc2d7383774663 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3cd5805b82f2b99e578c5e6ac7f8446e4d24e0303b059c46f9889019fe9efff5 all runs: OK false negative chance: 0.000 # git bisect good 626e0d22ac5ea02b8b19987dfffc2d7383774663 Bisecting: 16 revisions left to test after this (roughly 4 steps) [e588522da8800a327fd9b9f46bd70394194fd9e2] misc: pch_phub: Constify 'struct bin_attribute' testing commit e588522da8800a327fd9b9f46bd70394194fd9e2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 17fd7bd1110c797378714d32201bb06f625865fca30f48c9ef451275f95c77c1 all runs: OK false negative chance: 0.000 # git bisect good e588522da8800a327fd9b9f46bd70394194fd9e2 Bisecting: 8 revisions left to test after this (roughly 3 steps) [e44f5a619f5ee17eeca2653468b7cd14d3737dc6] nvmem: rmem: remove unused struct rmem::size field testing commit e44f5a619f5ee17eeca2653468b7cd14d3737dc6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3ac8a6a9af0d748dd1e2c9aa879c0d9dbd1f3540d4bbc787b8730fbf8cbc9d15 all runs: OK false negative chance: 0.000 # git bisect good e44f5a619f5ee17eeca2653468b7cd14d3737dc6 Bisecting: 4 revisions left to test after this (roughly 2 steps) [b79541b7803f5e376386af82427afbe2b3a3875b] dt-bindings: nvmem: Add compatible for MS8917 testing commit b79541b7803f5e376386af82427afbe2b3a3875b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8500908ba033c76849d99362616df727fdf4543892ea06d1d40dd3cbec218b69 all runs: OK false negative chance: 0.000 # git bisect good b79541b7803f5e376386af82427afbe2b3a3875b Bisecting: 2 revisions left to test after this (roughly 1 step) [f22a51b0a7cdfbaf57eb6dfe034f457360b5e003] dt-bindings: nvmem: qfprom: Add compatible for QCS8300 testing commit f22a51b0a7cdfbaf57eb6dfe034f457360b5e003 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8882f70e6b73ee825f6821d180546672eafe4f941826a7734481507d22e06d17 all runs: OK false negative chance: 0.000 # git bisect good f22a51b0a7cdfbaf57eb6dfe034f457360b5e003 Bisecting: 0 revisions left to test after this (roughly 1 step) [148b88be249ade3fa6a5033912e5aad0660d1b18] MAINTAINERS: add slimbus documentation testing commit 148b88be249ade3fa6a5033912e5aad0660d1b18 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fdcdcbf6df7d9dcb02265d62660c7f6e8d65a48c4e0948947789bcda1d0a1143 all runs: OK false negative chance: 0.000 # git bisect good 148b88be249ade3fa6a5033912e5aad0660d1b18 b14977ffa2e0264ef6bae1533bee373f4e1cd624 is the first bad commit commit b14977ffa2e0264ef6bae1533bee373f4e1cd624 Merge: 626e0d22ac5e 148b88be249a Author: Stephen Rothwell Date: Tue Jan 7 14:41:24 2025 +1100 Merge branch 'char-misc-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git # Conflicts: # Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml .../devicetree/bindings/nvmem/qcom,qfprom.yaml | 3 + Documentation/devicetree/bindings/nvmem/rmem.yaml | 1 + MAINTAINERS | 2 + arch/mips/boot/dts/mobileye/eyeq5.dtsi | 22 ++ drivers/android/binder.c | 2 +- drivers/android/binder_alloc.c | 366 +++++++++++++-------- drivers/android/binder_alloc.h | 45 ++- drivers/android/binder_alloc_selftest.c | 18 +- drivers/android/binder_trace.h | 2 +- drivers/misc/c2port/core.c | 29 +- drivers/misc/cxl/sysfs.c | 8 +- drivers/misc/ds1682.c | 8 +- drivers/misc/eeprom/idt_89hpesx.c | 6 +- drivers/misc/eeprom/max6875.c | 4 +- drivers/misc/ocxl/sysfs.c | 4 +- drivers/misc/pch_phub.c | 8 +- drivers/misc/sram.c | 8 +- drivers/nvmem/core.c | 35 +- drivers/nvmem/rmem.c | 95 +++++- drivers/slimbus/messaging.c | 2 +- include/linux/miscdevice.h | 2 +- include/linux/nvmem-provider.h | 4 +- 22 files changed, 449 insertions(+), 225 deletions(-) accumulated error probability: 0.00 revisions tested: 22, total time: 5h38m28.324786038s (build: 2h46m33.846867577s, test: 2h35m17.015212499s) first bad commit: b14977ffa2e0264ef6bae1533bee373f4e1cd624 Merge branch 'char-misc-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git recipients (to): ["conor+dt@kernel.org" "devicetree@vger.kernel.org" "krzk+dt@kernel.org" "linux-arm-msm@vger.kernel.org" "robh@kernel.org" "sfr@canb.auug.org.au" "srinivas.kandagatla@linaro.org"] recipients (cc): ["linux-kernel@vger.kernel.org"] crash: possible deadlock in binder_alloc_free_page ====================================================== WARNING: possible circular locking dependency detected 6.13.0-rc6-syzkaller #0 Not tainted ------------------------------------------------------ syz.3.720/6427 is trying to acquire lock: ffff888104ad94c8 (vm_lock){++++}-{0:0}, at: binder_alloc_free_page+0x63/0x410 drivers/android/binder_alloc.c:1156 but task is already holding lock: ffff8881027020b0 (&l->lock){+.+.}-{3:3}, at: spin_lock include/linux/spinlock.h:351 [inline] ffff8881027020b0 (&l->lock){+.+.}-{3:3}, at: lock_list_lru_of_memcg+0x120/0x1e0 mm/list_lru.c:77 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #4 (&l->lock){+.+.}-{3:3}: __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:351 [inline] lock_list_lru_of_memcg+0x120/0x1e0 mm/list_lru.c:77 list_lru_add+0x33/0xe0 mm/list_lru.c:163 list_lru_add_obj+0xd0/0x170 mm/list_lru.c:186 __inode_add_lru fs/inode.c:534 [inline] iput_final fs/inode.c:1923 [inline] iput+0x225/0x250 fs/inode.c:1972 __dentry_kill+0xa2/0x1d0 fs/dcache.c:625 shrink_kill+0x6c/0x1b0 fs/dcache.c:1070 shrink_dentry_list+0x40/0x210 fs/dcache.c:1097 shrink_dcache_sb+0xbe/0x150 fs/dcache.c:1217 reconfigure_super+0xc7/0x220 fs/super.c:1061 do_remount fs/namespace.c:3100 [inline] path_mount+0x40a/0x570 fs/namespace.c:3879 do_mount fs/namespace.c:3900 [inline] __do_sys_mount fs/namespace.c:4111 [inline] __se_sys_mount+0x174/0x1e0 fs/namespace.c:4088 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xa0/0x1b0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #3 (&sb->s_type->i_lock_key#22){+.+.}-{3:3}: __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:351 [inline] __dquot_alloc_space+0x196/0x600 fs/quota/dquot.c:1691 dquot_reserve_block include/linux/quotaops.h:356 [inline] ext4_da_reserve_space+0x36/0x110 fs/ext4/inode.c:1484 ext4_insert_delayed_blocks fs/ext4/inode.c:1704 [inline] ext4_da_map_blocks fs/ext4/inode.c:1834 [inline] ext4_da_get_block_prep+0x293/0x570 fs/ext4/inode.c:1873 ext4_block_write_begin+0x184/0x500 fs/ext4/inode.c:1063 ext4_da_write_begin+0x1a4/0x2f0 fs/ext4/inode.c:2946 generic_perform_write+0xee/0x280 mm/filemap.c:4113 ext4_buffered_write_iter+0xbf/0x140 fs/ext4/file.c:299 ext4_file_write_iter+0x37b/0x760 new_sync_write fs/read_write.c:586 [inline] vfs_write+0x2a5/0x3a0 fs/read_write.c:679 ksys_write+0x73/0xe0 fs/read_write.c:731 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xa0/0x1b0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #2 (&ei->i_data_sem){++++}-{4:4}: down_read+0x4a/0x440 kernel/locking/rwsem.c:1524 ext4_map_blocks+0x121/0x570 fs/ext4/inode.c:665 ext4_mpage_readpages+0x390/0x840 fs/ext4/readpage.c:289 read_pages+0x8b/0x160 mm/readahead.c:161 page_cache_ra_unbounded+0x1d8/0x240 mm/readahead.c:286 page_cache_sync_readahead include/linux/pagemap.h:1413 [inline] filemap_get_pages+0x167/0x850 mm/filemap.c:2519 filemap_read+0xfa/0x390 mm/filemap.c:2619 __kernel_read+0x190/0x280 fs/read_write.c:523 prepare_binprm fs/exec.c:1675 [inline] search_binary_handler fs/exec.c:1724 [inline] exec_binprm fs/exec.c:1782 [inline] bprm_execve+0x38d/0x740 fs/exec.c:1834 kernel_execve+0x1fa/0x230 fs/exec.c:2001 try_to_run_init_process init/main.c:1384 [inline] kernel_init+0xd0/0x190 init/main.c:1512 ret_from_fork+0x32/0x40 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 -> #1 (mapping.invalidate_lock){++++}-{4:4}: down_read+0x4a/0x440 kernel/locking/rwsem.c:1524 filemap_invalidate_lock_shared include/linux/fs.h:920 [inline] filemap_fault+0x158/0x670 mm/filemap.c:3359 __do_fault+0x3c/0xd0 mm/memory.c:4977 do_read_fault mm/memory.c:5392 [inline] do_fault mm/memory.c:5526 [inline] do_pte_missing mm/memory.c:4047 [inline] handle_pte_fault mm/memory.c:5889 [inline] __handle_mm_fault mm/memory.c:6032 [inline] handle_mm_fault+0xa81/0x1da0 mm/memory.c:6201 do_user_addr_fault arch/x86/mm/fault.c:1337 [inline] handle_page_fault arch/x86/mm/fault.c:1480 [inline] exc_page_fault+0x3cf/0x6a0 arch/x86/mm/fault.c:1538 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 -> #0 (vm_lock){++++}-{0:0}: check_prev_add kernel/locking/lockdep.c:3163 [inline] check_prevs_add kernel/locking/lockdep.c:3282 [inline] validate_chain kernel/locking/lockdep.c:3906 [inline] __lock_acquire+0x1236/0x2570 kernel/locking/lockdep.c:5228 lock_acquire+0xeb/0x270 kernel/locking/lockdep.c:5851 vma_start_read include/linux/mm.h:749 [inline] lock_vma_under_rcu+0x187/0x2c0 mm/memory.c:6436 binder_alloc_free_page+0x63/0x410 drivers/android/binder_alloc.c:1156 __list_lru_walk_one+0xb4/0x1a0 mm/list_lru.c:300 list_lru_walk_one mm/list_lru.c:337 [inline] list_lru_walk_node+0x46/0x4b0 mm/list_lru.c:357 list_lru_walk include/linux/list_lru.h:282 [inline] binder_shrink_scan+0x62/0xc0 drivers/android/binder_alloc.c:1226 do_shrink_slab+0x24f/0x5a0 mm/shrinker.c:437 shrink_slab+0x1d3/0x7e0 mm/shrinker.c:664 drop_slab_node mm/vmscan.c:421 [inline] drop_slab+0x89/0x100 mm/vmscan.c:439 drop_caches_sysctl_handler+0x4b/0xb0 fs/drop_caches.c:68 proc_sys_call_handler+0x1ac/0x310 fs/proc/proc_sysctl.c:601 do_iter_readv_writev+0x18d/0x1e0 vfs_writev+0x1e0/0x3e0 fs/read_write.c:1050 do_writev+0x71/0x110 fs/read_write.c:1096 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xa0/0x1b0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f other info that might help us debug this: Chain exists of: vm_lock --> &sb->s_type->i_lock_key#22 --> &l->lock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&l->lock); lock(&sb->s_type->i_lock_key#22); lock(&l->lock); rlock(vm_lock); *** DEADLOCK *** 4 locks held by syz.3.720/6427: #0: ffff8881027f9178 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x7c/0xb0 fs/file.c:1192 #1: ffff8881027a03f8 (sb_writers#3){.+.+}-{0:0}, at: file_start_write include/linux/fs.h:3016 [inline] #1: ffff8881027a03f8 (sb_writers#3){.+.+}-{0:0}, at: vfs_writev+0x1ba/0x3e0 fs/read_write.c:1048 #2: ffff8881027020b0 (&l->lock){+.+.}-{3:3}, at: spin_lock include/linux/spinlock.h:351 [inline] #2: ffff8881027020b0 (&l->lock){+.+.}-{3:3}, at: lock_list_lru_of_memcg+0x120/0x1e0 mm/list_lru.c:77 #3: ffffffff83f81d58 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline] #3: ffffffff83f81d58 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #3: ffffffff83f81d58 (rcu_read_lock){....}-{1:3}, at: lock_vma_under_rcu+0x83/0x2c0 mm/memory.c:6431 stack backtrace: CPU: 0 UID: 0 PID: 6427 Comm: syz.3.720 Not tainted 6.13.0-rc6-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+0xa3/0x100 lib/dump_stack.c:120 print_circular_bug+0x28d/0x2a0 kernel/locking/lockdep.c:2076 check_noncircular+0x119/0x140 kernel/locking/lockdep.c:2208 check_prev_add kernel/locking/lockdep.c:3163 [inline] check_prevs_add kernel/locking/lockdep.c:3282 [inline] validate_chain kernel/locking/lockdep.c:3906 [inline] __lock_acquire+0x1236/0x2570 kernel/locking/lockdep.c:5228 lock_acquire+0xeb/0x270 kernel/locking/lockdep.c:5851 vma_start_read include/linux/mm.h:749 [inline] lock_vma_under_rcu+0x187/0x2c0 mm/memory.c:6436 binder_alloc_free_page+0x63/0x410 drivers/android/binder_alloc.c:1156 __list_lru_walk_one+0xb4/0x1a0 mm/list_lru.c:300 list_lru_walk_one mm/list_lru.c:337 [inline] list_lru_walk_node+0x46/0x4b0 mm/list_lru.c:357 list_lru_walk include/linux/list_lru.h:282 [inline] binder_shrink_scan+0x62/0xc0 drivers/android/binder_alloc.c:1226 do_shrink_slab+0x24f/0x5a0 mm/shrinker.c:437 shrink_slab+0x1d3/0x7e0 mm/shrinker.c:664 drop_slab_node mm/vmscan.c:421 [inline] drop_slab+0x89/0x100 mm/vmscan.c:439 drop_caches_sysctl_handler+0x4b/0xb0 fs/drop_caches.c:68 proc_sys_call_handler+0x1ac/0x310 fs/proc/proc_sysctl.c:601 do_iter_readv_writev+0x18d/0x1e0 vfs_writev+0x1e0/0x3e0 fs/read_write.c:1050 do_writev+0x71/0x110 fs/read_write.c:1096 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xa0/0x1b0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7eff45385d29 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:00007eff460cf038 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 RAX: ffffffffffffffda RBX: 00007eff45575fa0 RCX: 00007eff45385d29 RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003 RBP: 00007eff45401b08 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007eff45575fa0 R15: 00007fffac1f23b8 syz.3.720 (6427): drop_caches: 2