ci2 starts bisection 2023-11-21 12:58:14.362631463 +0000 UTC m=+672161.470662206 bisecting fixing commit since 12952a23a5da6459aaaaa3ae4bc8ce8fef952ef5 building syzkaller on 4cd5bb25a2752a9a5b25597d1da34656681f07a6 ensuring issue is reproducible on original commit 12952a23a5da6459aaaaa3ae4bc8ce8fef952ef5 testing commit 12952a23a5da6459aaaaa3ae4bc8ce8fef952ef5 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6381bb0c361b525fc2e42d85fdc783a02a1bed537731e7a5a9de3acd23f62932 run #0: crashed: WARNING in hci_conn_timeout run #1: crashed: WARNING in hci_conn_timeout run #2: crashed: WARNING in hci_conn_timeout run #3: crashed: WARNING in hci_conn_timeout run #4: crashed: WARNING in hci_conn_timeout run #5: crashed: WARNING in hci_conn_timeout run #6: crashed: WARNING in hci_conn_timeout run #7: crashed: WARNING in hci_conn_timeout run #8: crashed: WARNING in hci_conn_timeout run #9: crashed: WARNING in hci_conn_timeout run #10: crashed: WARNING in hci_conn_timeout run #11: crashed: WARNING in hci_conn_timeout run #12: crashed: WARNING in hci_conn_timeout run #13: crashed: WARNING in hci_conn_timeout run #14: crashed: WARNING in hci_conn_timeout run #15: crashed: WARNING in hci_conn_timeout run #16: crashed: WARNING in hci_conn_timeout run #17: crashed: WARNING in hci_conn_timeout run #18: crashed: WARNING in hci_conn_timeout run #19: boot failed: can't ssh into the instance representative crash: WARNING in hci_conn_timeout, types: [WARNING] check whether we can drop unnecessary instrumentation disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 12952a23a5da6459aaaaa3ae4bc8ce8fef952ef5 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 87efad2da4159a87c90a9d0ecb4cc6b028b13b06819f995686a6312c5aeaabc4 all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] the bug reproduces without the instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed kconfig minimization: base=3703 full=7269 leaves diff=1987 split chunks (needed=false): <1987> split chunk #0 of len 1987 into 5 parts testing without sub-chunk 1/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed testing commit 12952a23a5da6459aaaaa3ae4bc8ce8fef952ef5 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e4c7fb8fcfc5a8d78241c0055fd793f420480eb6c533e04db1c8db3aadd6d5ea all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 12952a23a5da6459aaaaa3ae4bc8ce8fef952ef5 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e9b1399cea1fba6ceaaddc17ecbeea1ce8a2a304b1eb5c653b4646dba5b9dcdb all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 12952a23a5da6459aaaaa3ae4bc8ce8fef952ef5 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1df7c36d8f2f14ae5ecb81e5617d916d042a16c891363272488465c965de1ae0 all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 12952a23a5da6459aaaaa3ae4bc8ce8fef952ef5 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dba9aa6c5b7b0acaaaa6aef32a61e85f8ab8b72396c37324ad7549facb99b9cc all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 12952a23a5da6459aaaaa3ae4bc8ce8fef952ef5 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4af5a9a240af7ea2a1f6de43fe7ec7cfa0b96c2294855e95236a2726b941dedb all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] the chunk can be dropped minimized to 398 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_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 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 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_LEDS MEDIA_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MTD NET_CLS_U32 NET_SCH_DEFAULT PARTITION_ADVANCED PREEMPTION RFKILL SERIAL_DEV_BUS STAGING TCG_TPM 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 ZONE_DEVICE] disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed determining the merge base between 12952a23a5da6459aaaaa3ae4bc8ce8fef952ef5 and 98b1cc82c4affc16f5598d4fa14b1858671b2263 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: da0e674dd029c23fc66f34afef0f15e857868fab297156566049917c9464ff38 all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] testing current HEAD 98b1cc82c4affc16f5598d4fa14b1858671b2263 testing commit 98b1cc82c4affc16f5598d4fa14b1858671b2263 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 651d83315f6e9e5eae5cd46b57617ca786f6bbed09801af506f4792472da0dac all runs: OK false negative chance: 0.000 # git bisect start 98b1cc82c4affc16f5598d4fa14b1858671b2263 8bb7eca972ad531c9b149c0a51ab43a417385813 Bisecting: 94510 revisions left to test after this (roughly 17 steps) [f513a19a603a76965f3eeb88a45c4442dac035c1] Merge tag 'amd-drm-next-6.2-2022-11-25' of https://gitlab.freedesktop.org/agd5f/linux into drm-next determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit f513a19a603a76965f3eeb88a45c4442dac035c1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1425efeff81676ade1c0f19f1e2e4c4589191646ab00d887a82e17bed876c980 all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] # git bisect good f513a19a603a76965f3eeb88a45c4442dac035c1 Bisecting: 47298 revisions left to test after this (roughly 16 steps) [4ff3dfc91c8458f65366f283167d1cd6f16be06f] Merge branch 'splice-net-handle-msg_splice_pages-in-chelsio-tls' determine whether the revision contains the guilty commit revision f513a19a603a76965f3eeb88a45c4442dac035c1 crashed and is reachable testing commit 4ff3dfc91c8458f65366f283167d1cd6f16be06f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e6438dfd874d1e63f426235bdbde9814c070068f6d30d5e616ad9b931753a6dc all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] # git bisect good 4ff3dfc91c8458f65366f283167d1cd6f16be06f Bisecting: 23675 revisions left to test after this (roughly 15 steps) [0e72db77672ff4758a31fb5259c754a7bb229751] Merge tag 'soc-dt-6.6' 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 0e72db77672ff4758a31fb5259c754a7bb229751 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 248b34a633df5ca8264ec9ab6a6055b6ba760cbbab6ebfdac6625d9d6e17ffeb all runs: OK false negative chance: 0.000 # git bisect bad 0e72db77672ff4758a31fb5259c754a7bb229751 Bisecting: 11859 revisions left to test after this (roughly 14 steps) [eded37770c9f80ecd5ba842359c4f1058d9812c3] Merge tag 'kgdb-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/danielt/linux determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit eded37770c9f80ecd5ba842359c4f1058d9812c3 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4c1bfbcd036acafa7d99fbb9da083b285e4781effb8813c58552133345402d8e all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] # git bisect good eded37770c9f80ecd5ba842359c4f1058d9812c3 Bisecting: 6222 revisions left to test after this (roughly 13 steps) [68cf01760bc0891074e813b9bb06d2696cac1c01] Merge tag 'v6.6-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 68cf01760bc0891074e813b9bb06d2696cac1c01 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e014b7292b26526c404ac21bebcf19f9af83a56aa5cbfe565bbfb4f4fdaf58f3 all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] # git bisect good 68cf01760bc0891074e813b9bb06d2696cac1c01 Bisecting: 3161 revisions left to test after this (roughly 12 steps) [53ea7f624fb91074c2f9458832ed74975ee5d64c] Merge tag 'xfs-6.6-merge-1' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux determine whether the revision contains the guilty commit revision eded37770c9f80ecd5ba842359c4f1058d9812c3 crashed and is reachable testing commit 53ea7f624fb91074c2f9458832ed74975ee5d64c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 392841a7675569a8548cec1e6d3fd24cf81b6a92d37f9e5d85efe28b972e4ff7 all runs: OK false negative chance: 0.000 # git bisect bad 53ea7f624fb91074c2f9458832ed74975ee5d64c Bisecting: 1530 revisions left to test after this (roughly 11 steps) [87677749463463973589a85edd96b1468c9ea4ea] wifi: ipw2x00: refactor to use kstrtoul determine whether the revision contains the guilty commit revision f513a19a603a76965f3eeb88a45c4442dac035c1 crashed and is reachable testing commit 87677749463463973589a85edd96b1468c9ea4ea gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f9fd98c1660df5aeddac1c4e151659661f35b4dddbd02c14250f2c3111c9fe47 all runs: OK false negative chance: 0.000 # git bisect bad 87677749463463973589a85edd96b1468c9ea4ea Bisecting: 750 revisions left to test after this (roughly 10 steps) [d07b7b32da6f678d42d96a8b9824cf0a181ce140] Merge tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit d07b7b32da6f678d42d96a8b9824cf0a181ce140 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d166db1b3fb42f9606380cd8e783762bd36b93669cab42fd0b119cc1e10fc3cd all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] # git bisect good d07b7b32da6f678d42d96a8b9824cf0a181ce140 Bisecting: 380 revisions left to test after this (roughly 9 steps) [4bb28b27040bb070477ce9610173e7360b02ba9b] i40e: Replace one-element array with flex-array member in struct i40e_profile_aq_section determine whether the revision contains the guilty commit revision d07b7b32da6f678d42d96a8b9824cf0a181ce140 crashed and is reachable testing commit 4bb28b27040bb070477ce9610173e7360b02ba9b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 52377e9f45aea8140127a2a6f949ba41d25f62c5c65fbeab243e721cec5f17a9 all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] # git bisect good 4bb28b27040bb070477ce9610173e7360b02ba9b Bisecting: 190 revisions left to test after this (roughly 8 steps) [6486c0f44ed8e91073c1b08e83075e3832618ae5] net/mlx5: Expose max possible SFs via devlink resource determine whether the revision contains the guilty commit revision d07b7b32da6f678d42d96a8b9824cf0a181ce140 crashed and is reachable testing commit 6486c0f44ed8e91073c1b08e83075e3832618ae5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ff70f13ac64ef34601b12d3aedde3efea992b1e23bd830d4362a7c1e814447ac all runs: OK false negative chance: 0.000 # git bisect bad 6486c0f44ed8e91073c1b08e83075e3832618ae5 Bisecting: 94 revisions left to test after this (roughly 7 steps) [e15f44fb9cb26168a1171a3e8f7f44d11a2727b8] bluetooth: Explicitly include correct DT includes determine whether the revision contains the guilty commit revision eded37770c9f80ecd5ba842359c4f1058d9812c3 crashed and is reachable testing commit e15f44fb9cb26168a1171a3e8f7f44d11a2727b8 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f96f71eb9847f1b777b5a9f0c7236eb07c4d98d642062edefd97248e8aa34b60 all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] # git bisect good e15f44fb9cb26168a1171a3e8f7f44d11a2727b8 Bisecting: 47 revisions left to test after this (roughly 6 steps) [8cf2ebdc0078a841fd54fcd50574bae1ae910d94] mptcp: mptcp: avoid additional indirection in mptcp_bind() determine whether the revision contains the guilty commit revision eded37770c9f80ecd5ba842359c4f1058d9812c3 crashed and is reachable testing commit 8cf2ebdc0078a841fd54fcd50574bae1ae910d94 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6abfcbcc5ea8969218d68d4501530f62617c4ef1339cabc60e518dfc53b6d4b0 all runs: OK false negative chance: 0.000 # git bisect bad 8cf2ebdc0078a841fd54fcd50574bae1ae910d94 Bisecting: 24 revisions left to test after this (roughly 5 steps) [b5793de3cfaefef34a1fc9305c9fe3dbcd0ac792] Bluetooth: hci_conn: avoid checking uninitialized CIG/CIS ids determine whether the revision contains the guilty commit revision d07b7b32da6f678d42d96a8b9824cf0a181ce140 crashed and is reachable testing commit b5793de3cfaefef34a1fc9305c9fe3dbcd0ac792 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 70d857224becd95a76fc30192b73e9f8ce9fa5e0e8d4efc2182c016a89b269b9 all runs: OK false negative chance: 0.000 # git bisect bad b5793de3cfaefef34a1fc9305c9fe3dbcd0ac792 Bisecting: 10 revisions left to test after this (roughly 4 steps) [b7f923b1ef6a2e76013089d30c9552257056360a] Bluetooth: ISO: Fix not checking for valid CIG/CIS IDs determine whether the revision contains the guilty commit revision e15f44fb9cb26168a1171a3e8f7f44d11a2727b8 crashed and is reachable testing commit b7f923b1ef6a2e76013089d30c9552257056360a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a245809400ba0f2e94ae8662e349ec4bb5fa74f589435da2e8b5a6f1901df9a7 all runs: OK false negative chance: 0.000 # git bisect bad b7f923b1ef6a2e76013089d30c9552257056360a Bisecting: 5 revisions left to test after this (roughly 3 steps) [123c26311859b1b1848b1cfe80feac228fd5afb5] Bluetooth: btusb: Move btusb_recv_event_intel to btintel determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 123c26311859b1b1848b1cfe80feac228fd5afb5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5a7882d964a3a8044ce01aba810e08cdab368654dc43eeb6747d7e0b7cc749c1 all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] # git bisect good 123c26311859b1b1848b1cfe80feac228fd5afb5 Bisecting: 2 revisions left to test after this (roughly 2 steps) [2889bdd0a9a195533c2103e7b39ab0de844d72f6] Bluetooth: hci_sync: delete CIS in BT_OPEN/CONNECT/BOUND when aborting determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 2889bdd0a9a195533c2103e7b39ab0de844d72f6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 208477c3c0371dba32a71200c922e006f60d7cb0aca2026362c3c62992abe2c0 all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] # git bisect good 2889bdd0a9a195533c2103e7b39ab0de844d72f6 Bisecting: 0 revisions left to test after this (roughly 1 step) [5af1f84ed13a416297ab9ced7537f4d5ae7f329a] Bluetooth: hci_sync: Fix UAF on hci_abort_conn_sync determine whether the revision contains the guilty commit revision e15f44fb9cb26168a1171a3e8f7f44d11a2727b8 crashed and is reachable testing commit 5af1f84ed13a416297ab9ced7537f4d5ae7f329a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 99bf638dfe35fdbf42f6926a0c70a1c6fc1194ce7124c23d476dfef08e7f7305 all runs: OK false negative chance: 0.000 # git bisect bad 5af1f84ed13a416297ab9ced7537f4d5ae7f329a Bisecting: 0 revisions left to test after this (roughly 0 steps) [094e3639623ee3b8a043e2b5285498b036a4dc09] Bluetooth: hci_sync: Fix handling of HCI_OP_CREATE_CONN_CANCEL determine whether the revision contains the guilty commit revision 4ff3dfc91c8458f65366f283167d1cd6f16be06f crashed and is reachable testing commit 094e3639623ee3b8a043e2b5285498b036a4dc09 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6f83a80df332ab0a281ad625547b7d6216c2da39058fea95281e5bcdecf60ab6 all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] # git bisect good 094e3639623ee3b8a043e2b5285498b036a4dc09 5af1f84ed13a416297ab9ced7537f4d5ae7f329a is the first bad commit commit 5af1f84ed13a416297ab9ced7537f4d5ae7f329a Author: Luiz Augusto von Dentz Date: Thu Aug 3 11:04:51 2023 -0700 Bluetooth: hci_sync: Fix UAF on hci_abort_conn_sync Connections may be cleanup while waiting for the commands to complete so this attempts to check if the connection handle remains valid in case of errors that would lead to call hci_conn_failed: BUG: KASAN: slab-use-after-free in hci_conn_failed+0x1f/0x160 Read of size 8 at addr ffff888001376958 by task kworker/u3:0/52 CPU: 0 PID: 52 Comm: kworker/u3:0 Not tainted 6.5.0-rc1-00527-g2dfe76d58d3a #5615 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-1.fc38 04/01/2014 Workqueue: hci0 hci_cmd_sync_work Call Trace: dump_stack_lvl+0x1d/0x70 print_report+0xce/0x620 ? __virt_addr_valid+0xd4/0x150 ? hci_conn_failed+0x1f/0x160 kasan_report+0xd1/0x100 ? hci_conn_failed+0x1f/0x160 hci_conn_failed+0x1f/0x160 hci_abort_conn_sync+0x237/0x360 Signed-off-by: Luiz Augusto von Dentz net/bluetooth/hci_sync.c | 45 +++++++++++++++++++++++++++++---------------- 1 file changed, 29 insertions(+), 16 deletions(-) accumulated error probability: 0.00 culprit signature: 99bf638dfe35fdbf42f6926a0c70a1c6fc1194ce7124c23d476dfef08e7f7305 parent signature: 6f83a80df332ab0a281ad625547b7d6216c2da39058fea95281e5bcdecf60ab6 revisions tested: 27, total time: 5h9m55.531687802s (build: 1h42m8.152880599s, test: 3h17m3.823057575s) first good commit: 5af1f84ed13a416297ab9ced7537f4d5ae7f329a Bluetooth: hci_sync: Fix UAF on hci_abort_conn_sync recipients (to): ["luiz.von.dentz@intel.com"] recipients (cc): []