ci2 starts bisection 2023-11-20 09:22:46.408013668 +0000 UTC m=+572833.516044411 bisecting fixing commit since 32c9cdbe383c153af23cfa1df0a352b97ab3df7a building syzkaller on 39990d513277ce9372a4cc89bdac23d9fc30b056 ensuring issue is reproducible on original commit 32c9cdbe383c153af23cfa1df0a352b97ab3df7a testing commit 32c9cdbe383c153af23cfa1df0a352b97ab3df7a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f3d2f48ec8ed3c9e2f6435195d14f35b1f66a182944a0a7167b99799e4a85e0c all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] check whether we can drop unnecessary instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing commit 32c9cdbe383c153af23cfa1df0a352b97ab3df7a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c122f8cba33ffea8bdb22828488df93e9541115306a9ca906a1f88e8e6fe6174 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 [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed kconfig minimization: base=3820 full=7525 leaves diff=1996 split chunks (needed=false): <1996> split chunk #0 of len 1996 into 5 parts testing without sub-chunk 1/5 disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 32c9cdbe383c153af23cfa1df0a352b97ab3df7a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d6ccf67509a5c451548da56b0bab6a005d233862bd7be76ce76296add4d4615a all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing commit 32c9cdbe383c153af23cfa1df0a352b97ab3df7a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8ef5c053a1a0e266f62516cb170a35d6f37283193181b2d48cf3ee84d9380179 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 [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 32c9cdbe383c153af23cfa1df0a352b97ab3df7a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cc2943fdae6d37bf63d2dee288c036b6fee75e13c39116e064275ebc12024b68 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 [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 32c9cdbe383c153af23cfa1df0a352b97ab3df7a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: bda9a0d8e3b2a6192069ec570ddaa244fcd17d2463c133a3c8505d9a006e6aab 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 32c9cdbe383c153af23cfa1df0a352b97ab3df7a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a2057efa33132e3f3b681be43f8cd8d8f5a0077026fe7169ef591fba23611cde all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] the chunk can be dropped minimized to 400 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_BINDERFS ANDROID_BINDER_IPC ANON_VMA_NAME APERTURE_HELPERS AR5523 ARCH_ENABLE_MEMORY_HOTREMOVE ARCH_ENABLE_THP_MIGRATION ARCH_HAS_CPU_FINALIZE_INIT ASM_MODVERSIONS ASYNC_CORE ASYNC_MEMCPY ASYNC_PQ ASYNC_RAID6_RECOV ASYNC_TX_DMA ASYNC_XOR ATARI_PARTITION ATA_GENERIC ATA_OVER_ETH ATH10K ATH10K_CE ATH10K_PCI ATH10K_USB ATH11K ATH6KL ATH6KL_USB ATH9K ATH9K_AHB ATH9K_BTCOEX_SUPPORT ATH9K_CHANNEL_CONTEXT ATH9K_COMMON ATH9K_COMMON_DEBUG ATH9K_DEBUGFS ATH9K_DYNACK ATH9K_HTC ATH9K_HTC_DEBUGFS ATH9K_HW ATH9K_PCI ATH9K_PCOEM ATH9K_RFKILL ATH_COMMON ATM ATM_BR2684 ATM_CLIP ATM_DRIVERS ATM_LANE ATM_MPOA ATM_TCP AUXILIARY_BUS AX25 AX25_DAMA_SLAVE AX88796B_PHY BAREUDP 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_RWSTAT BLK_DEBUG_FS_ZONED BLK_DEV_BSGLIB 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_ICQ BLK_INLINE_ENCRYPTION BLK_INLINE_ENCRYPTION_FALLBACK BLK_MQ_RDMA 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_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_MTK BT_QCA BT_RFCOMM BT_RFCOMM_TTY BT_RTL CACHEFILES CAIF CAIF_DEBUG CAIF_DRIVERS CAIF_NETDEV CAIF_TTY CAIF_USB CAIF_VIRTIO CAN CAN_8DEV_USB CAN_BCM CAN_CALC_BITTIMING CAN_DEV CAN_EMS_USB CAN_GS_USB CAN_GW CAN_IFI_CANFD CAN_ISOTP CAN_J1939 CAN_KVASER_USB CAN_MCBA_USB CAN_NETLINK CAN_PEAK_USB CAN_RAW CAN_SLCAN CAN_VCAN CAN_VXCAN CAPI_TRACE CARL9170 CARL9170_HWRNG CARL9170_LEDS CARL9170_WPC CEC_CORE CEPH_FS CEPH_FSCACHE CEPH_FS_POSIX_ACL CEPH_LIB CEPH_LIB_USE_DNS_RESOLVER CFG80211 CFG80211_CRDA_SUPPORT CFG80211_DEBUGFS CFG80211_DEFAULT_PS CFG80211_REQUIRE_SIGNED_REGDB CFG80211_USE_KERNEL_REGDB_KEYS CFG80211_WEXT CFS_BANDWIDTH CGROUP_BPF CHARGER_BQ24190 CHARGER_ISP1704 CHR_DEV_ST CIFS CIFS_ALLOW_INSECURE_LEGACY CIFS_DEBUG CIFS_DFS_UPCALL CIFS_FSCACHE CIFS_POSIX CIFS_SMB_DIRECT CIFS_SWN_UPCALL CIFS_UPCALL CIFS_XATTR CLS_U32_MARK CLS_U32_PERF CMA CMA_SIZE_SEL_MBYTES CMDLINE_PARTITION COMEDI COMEDI_DT9812 COMEDI_NI_USB6501 COMEDI_USBDUX COMEDI_USBDUXFAST COMEDI_USBDUXSIGMA COMEDI_USB_DRIVERS COMEDI_VMK80XX COMPAT_NETLINK_MESSAGES COUNTER CRAMFS CRAMFS_BLOCKDEV CRAMFS_MTD CRC4 CRC64 CRC64_ROCKSOFT CRC7 CRC8 CRC_ITU_T CRC_T10DIF CRYPTO_ADIANTUM CRYPTO_AEGIS128 CRYPTO_AEGIS128_AESNI_SSE2 CRYPTO_AES_NI_INTEL CRYPTO_AES_TI CRYPTO_ANSI_CPRNG CRYPTO_ANUBIS CRYPTO_ARC4 CRYPTO_ARCH_HAVE_LIB_BLAKE2S CRYPTO_ARCH_HAVE_LIB_CHACHA CRYPTO_ARCH_HAVE_LIB_CURVE25519 CRYPTO_ARCH_HAVE_LIB_POLY1305 CRYPTO_ARIA CRYPTO_ARIA_AESNI_AVX_X86_64 CRYPTO_BLAKE2B CRYPTO_BLAKE2S_X86 CRYPTO_BLOWFISH CRYPTO_BLOWFISH_COMMON CRYPTO_BLOWFISH_X86_64 CRYPTO_CAMELLIA CRYPTO_CAMELLIA_AESNI_AVX2_X86_64 CRYPTO_CAMELLIA_AESNI_AVX_X86_64 CRYPTO_CAMELLIA_X86_64 CRYPTO_CAST5 CRYPTO_CAST5_AVX_X86_64 CRYPTO_CAST6 CRYPTO_CAST6_AVX_X86_64 CRYPTO_CAST_COMMON CRYPTO_CFB CRYPTO_CHACHA20 CRYPTO_CHACHA20POLY1305 CRYPTO_CHACHA20_X86_64 CRYPTO_CRC32 CRYPTO_CRC32C_INTEL CRYPTO_CRC32_PCLMUL CRYPTO_CRC64_ROCKSOFT CRYPTO_CRCT10DIF CRYPTO_CRCT10DIF_PCLMUL CRYPTO_CRYPTD CRYPTO_CTS CRYPTO_CURVE25519 CRYPTO_CURVE25519_X86 CRYPTO_DEFLATE CRYPTO_DES CRYPTO_DES3_EDE_X86_64 CRYPTO_DEV_CCP CRYPTO_DEV_CCP_DD CRYPTO_DEV_PADLOCK CRYPTO_DEV_PADLOCK_AES CRYPTO_DEV_PADLOCK_SHA CRYPTO_DEV_QAT CRYPTO_DEV_QAT_C3XXX CRYPTO_DEV_QAT_C3XXXVF CRYPTO_DEV_QAT_C62X CRYPTO_DEV_QAT_C62XVF CRYPTO_DEV_QAT_DH895xCC CRYPTO_DEV_QAT_DH895xCCVF CRYPTO_DEV_VIRTIO CRYPTO_DH CRYPTO_DRBG_CTR CRYPTO_DRBG_HASH CRYPTO_ECB CRYPTO_ECC CRYPTO_ECDH CRYPTO_ECRDSA CRYPTO_ENGINE CRYPTO_ESSIV CRYPTO_FCRYPT CRYPTO_GHASH_CLMUL_NI_INTEL CRYPTO_HCTR2 CRYPTO_KDF800108_CTR CRYPTO_KEYWRAP CRYPTO_KHAZAD CRYPTO_KPP CRYPTO_LIB_ARC4 CRYPTO_LIB_CHACHA CRYPTO_LIB_CHACHA20POLY1305 CRYPTO_LIB_CHACHA_GENERIC CRYPTO_LIB_CURVE25519 CRYPTO_LIB_CURVE25519_GENERIC CRYPTO_LIB_DES CRYPTO_LIB_POLY1305 CRYPTO_LIB_POLY1305_GENERIC CRYPTO_LRW CRYPTO_MICHAEL_MIC CRYPTO_NHPOLY1305 CRYPTO_NHPOLY1305_AVX2 CRYPTO_NHPOLY1305_SSE2 CRYPTO_OFB 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_SHA3 CRYPTO_SHA512_SSSE3 CRYPTO_SIMD CRYPTO_SM2 CRYPTO_SM3 CRYPTO_SM3_AVX_X86_64 CRYPTO_SM4 CRYPTO_SM4_AESNI_AVX2_X86_64 CRYPTO_SM4_AESNI_AVX_X86_64 CRYPTO_SM4_GENERIC CRYPTO_STREEBOG CRYPTO_TEA CRYPTO_TWOFISH CRYPTO_TWOFISH_AVX_X86_64 CRYPTO_TWOFISH_COMMON CRYPTO_TWOFISH_X86_64 CRYPTO_TWOFISH_X86_64_3WAY CRYPTO_USER CRYPTO_USER_API CRYPTO_USER_API_AEAD CRYPTO_USER_API_ENABLE_OBSOLETE CRYPTO_USER_API_HASH CRYPTO_USER_API_RNG CRYPTO_USER_API_SKCIPHER CRYPTO_VMAC CRYPTO_WP512 CRYPTO_XCBC CRYPTO_XCTR CRYPTO_XTS CRYPTO_XXHASH CUSE CYPRESS_FIRMWARE DAMON DAMON_DBGFS DAMON_PADDR DAMON_RECLAIM DAMON_VADDR DAX DCA DCB DEFAULT_PFIFO_FAST DEVICE_MIGRATION DEVICE_PRIVATE DEV_COREDUMP DEV_DAX DIMLIB DLN2_ADC DMABUF_HEAPS DMABUF_HEAPS_CMA DMABUF_HEAPS_SYSTEM DMABUF_MOVE_NOTIFY DMA_CMA DMA_ENGINE_RAID DM_AUDIT DM_BIO_PRISON DM_BUFIO DM_CACHE DM_CACHE_SMQ DM_CLONE DM_CRYPT DM_FLAKEY DM_INTEGRITY DM_MULTIPATH DM_MULTIPATH_QL DM_MULTIPATH_ST DM_PERSISTENT_DATA DM_RAID DM_SNAPSHOT DM_THIN_PROVISIONING DM_UEVENT DM_VERITY DM_VERITY_FEC DM_WRITECACHE DM_ZONED DRAGONRISE_FF DRM DRM_BOCHS DRM_BUDDY DRM_CIRRUS_QEMU DRM_DEBUG_MM DRM_DISPLAY_DP_HELPER DRM_DISPLAY_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 RFKILL SERIAL_DEV_BUS TLS TLS_DEVICE TRANSPARENT_HUGEPAGE TRUSTED_KEYS USB_GADGET USB_PHY VLAN_8021Q WANT_COMPAT_NETLINK_MESSAGES WEXT_CORE WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ATH X86_X32_ABI ZONE_DEVICE] disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed determining the merge base between 32c9cdbe383c153af23cfa1df0a352b97ab3df7a and 98b1cc82c4affc16f5598d4fa14b1858671b2263 830b3c68c1fb1e9176028d02ef86f3cf76aa2476/Linux 6.1 is a merge base, check if it has the bug testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6ed63effa6339a510ed57a0220dc50036a9bac9ac32cec3a94b2576e6d62ba20 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: c0787bcd81f1e5a5397b9d49ecf51c9e42b0eee3e1cbff726d189fb6a98c9b09 all runs: OK false negative chance: 0.000 # git bisect start 98b1cc82c4affc16f5598d4fa14b1858671b2263 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 Bisecting: 47475 revisions left to test after this (roughly 16 steps) [d6f1e0bfe532b2ec725d9f768ca305af7aa1029a] Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net determine whether the revision contains the guilty commit revision 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 crashed and is reachable testing commit d6f1e0bfe532b2ec725d9f768ca305af7aa1029a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 238bb6f3f23a9a660a23dcc48beb2fbb9e768092ab0314288c9f3a554967a2af all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] # git bisect good d6f1e0bfe532b2ec725d9f768ca305af7aa1029a 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 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 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: 0c6645ce8838c6c4ced1b3fb337a6222c92967869d2f3056377a77fb666a8fde all runs: OK false negative chance: 0.000 # git bisect bad 0e72db77672ff4758a31fb5259c754a7bb229751 Bisecting: 11864 revisions left to test after this (roughly 14 steps) [56cbceab928d7ac3702de172ff8dcc1da2a6aaeb] Merge tag 'usb-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb determine whether the revision contains the guilty commit revision 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 crashed and is reachable testing commit 56cbceab928d7ac3702de172ff8dcc1da2a6aaeb gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9b766fa98df26e7e0404d9f7467e7f2280f77e7824586f109cfe00196a6f304a all runs: crashed: WARNING in hci_conn_timeout representative crash: WARNING in hci_conn_timeout, types: [WARNING] # git bisect good 56cbceab928d7ac3702de172ff8dcc1da2a6aaeb 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 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 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: 50d83d3823c073619063cb23c501c04310f975c3abbac5bae14c3bb139cf9f08 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 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 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: 0827ae6a21552b530dca90a3a85bf8718b078159b7df40ab22b4de01b4f6000c 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 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 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: 9fdff03d21d711423e255455c2c82e48e8d2822a3881315d8f193dfd196e9171 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 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 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: 7c756da338a275311bc632ed2c6d7352b320450a6cd6e1d51236dbdbe1635d6d 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 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 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: deea34a80076a45ec396b6590f0492ee1ab9283eec350c98a94a8179c9533d3a 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 4bb28b27040bb070477ce9610173e7360b02ba9b 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: 4439bd89e5bb60da7a1ed571442b79ad1e4566a7adbe366d7a47e492e538e361 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 56cbceab928d7ac3702de172ff8dcc1da2a6aaeb 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: 7cc8b5d905d782f4b5c36704d4b949031c4783f352842529e23ca372ead00ef1 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 d6f1e0bfe532b2ec725d9f768ca305af7aa1029a 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: 922612b3ed2535b07d7b5d843b3a75be21d1d212a80c9680b021b15d3b134aab 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 56cbceab928d7ac3702de172ff8dcc1da2a6aaeb 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: 73a7218a92283e1f39481628619a72c88504c580e32564d15b06e02d68b5b595 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: 9e28e2a2b7769beb78548e0fae64e952237f81639f0b6a5350c0c6e2b05825a1 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 d6f1e0bfe532b2ec725d9f768ca305af7aa1029a 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: 5dcb1fe6fe35cd26c7c497c429daef8d8b228dfdf50ed1b7b30b984b95001f74 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 d07b7b32da6f678d42d96a8b9824cf0a181ce140 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: 6fca0650c4dafb99e8af372eacd82c62f7bfb3b266e6e0d8b7582233f62a62a5 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 123c26311859b1b1848b1cfe80feac228fd5afb5 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: 2f28e186108cf008b4688a86ecacf0702ea5154ad65ab4e5b705c75ceed1a851 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 123c26311859b1b1848b1cfe80feac228fd5afb5 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: ae36f9a4664d8ce015e5129502f64c739f6d5580876a4fcd70982a1c510cbc79 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: 2f28e186108cf008b4688a86ecacf0702ea5154ad65ab4e5b705c75ceed1a851 parent signature: ae36f9a4664d8ce015e5129502f64c739f6d5580876a4fcd70982a1c510cbc79 revisions tested: 26, total time: 6h3m17.077921559s (build: 2h32m49.187395059s, test: 3h19m29.007900485s) first good commit: 5af1f84ed13a416297ab9ced7537f4d5ae7f329a Bluetooth: hci_sync: Fix UAF on hci_abort_conn_sync recipients (to): ["luiz.von.dentz@intel.com"] recipients (cc): []