ci starts bisection 2025-05-18 01:59:36.75316003 +0000 UTC m=+108908.367642901 bisecting fixing commit since 4c49f38e20a57f8abaebdf95b369295b153d1f8e building syzkaller on 9ac0fdc66500475f1914254ef369b32d51adbff9 ensuring issue is reproducible on original commit 4c49f38e20a57f8abaebdf95b369295b153d1f8e testing commit 4c49f38e20a57f8abaebdf95b369295b153d1f8e gcc compiler: Debian clang version 20.1.2 (++20250402124445+58df0ef89dd6-1~exp1~20250402004600.97), Debian LLD 20.1.2 kernel signature: a9936d5c9beff7b564b68f4aa4266261cef744aab32e4a422fe5eb5a924863e4 run #0: crashed: KASAN: slab-use-after-free Read in mgmt_pending_remove run #1: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #2: crashed: BUG: corrupted list in mgmt_pending_remove run #3: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #4: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #5: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #6: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #7: crashed: KASAN: slab-use-after-free Read in mgmt_pending_remove run #8: crashed: KASAN: slab-use-after-free Read in mgmt_remove_adv_monitor_complete run #9: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #10: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #11: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #12: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #13: crashed: KASAN: slab-use-after-free Read in mgmt_remove_adv_monitor_complete run #14: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #15: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #16: crashed: KASAN: slab-use-after-free Read in cmd_complete_rsp run #17: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #18: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #19: crashed: KASAN: slab-use-after-free Read in mgmt_remove_adv_monitor_sync representative crash: possible deadlock in mgmt_remove_adv_monitor_complete, types: [LOCKDEP KASAN] check whether we can drop unnecessary instrumentation disabling configs for [LEAK UBSAN BUG ATOMIC_SLEEP HANG], they are not needed testing commit 4c49f38e20a57f8abaebdf95b369295b153d1f8e gcc compiler: Debian clang version 20.1.2 (++20250402124445+58df0ef89dd6-1~exp1~20250402004600.97), Debian LLD 20.1.2 kernel signature: bb876a3086dc4356af1a9ad47e6e9698903b7f7a190d46d4cb54545a767a7b32 run #0: crashed: KASAN: slab-use-after-free Read in cmd_complete_rsp run #1: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #2: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #3: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #4: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #5: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #6: crashed: KASAN: slab-use-after-free Read in mgmt_remove_adv_monitor_complete run #7: crashed: KASAN: slab-use-after-free Read in mgmt_remove_adv_monitor_sync run #8: crashed: KASAN: slab-use-after-free Read in mgmt_remove_adv_monitor_sync run #9: crashed: possible deadlock in mgmt_remove_adv_monitor_complete representative crash: possible deadlock in mgmt_remove_adv_monitor_complete, types: [LOCKDEP KASAN] the bug reproduces without the instrumentation disabling configs for [BUG ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed kconfig minimization: base=4087 full=8242 leaves diff=2142 split chunks (needed=false): <2142> split chunk #0 of len 2142 into 5 parts testing without sub-chunk 1/5 disabling configs for [HANG LEAK UBSAN BUG ATOMIC_SLEEP], they are not needed testing commit 4c49f38e20a57f8abaebdf95b369295b153d1f8e gcc compiler: Debian clang version 20.1.2 (++20250402124445+58df0ef89dd6-1~exp1~20250402004600.97), Debian LLD 20.1.2 kernel signature: b713ff852c5f727cd138db7756b3bd0cde1fda5c2f4445e7f25eded1807bc946 all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 disabling configs for [HANG LEAK UBSAN BUG ATOMIC_SLEEP], they are not needed testing commit 4c49f38e20a57f8abaebdf95b369295b153d1f8e gcc compiler: Debian clang version 20.1.2 (++20250402124445+58df0ef89dd6-1~exp1~20250402004600.97), Debian LLD 20.1.2 kernel signature: 5884d8cabaabd1e677741aea06fcc5e673ae8e9d5c26f6350f428d7480741763 run #0: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #1: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #2: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #3: crashed: KASAN: slab-use-after-free Read in mgmt_pending_remove run #4: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #5: crashed: KASAN: slab-use-after-free Read in mgmt_remove_adv_monitor_sync run #6: crashed: KASAN: slab-use-after-free Read in mgmt_remove_adv_monitor_sync run #7: crashed: KASAN: slab-use-after-free Read in mgmt_remove_adv_monitor_sync run #8: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #9: crashed: possible deadlock in mgmt_remove_adv_monitor_complete representative crash: possible deadlock in mgmt_remove_adv_monitor_complete, types: [LOCKDEP KASAN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [HANG LEAK UBSAN BUG ATOMIC_SLEEP], they are not needed testing commit 4c49f38e20a57f8abaebdf95b369295b153d1f8e gcc compiler: Debian clang version 20.1.2 (++20250402124445+58df0ef89dd6-1~exp1~20250402004600.97), Debian LLD 20.1.2 kernel signature: a65bc5baf4c9497d4e442a7e1063614dfc05b5609ae3fd6e64fdd9936c9fabac run #0: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #1: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #2: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #3: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #4: crashed: KASAN: slab-use-after-free Read in mgmt_remove_adv_monitor_complete run #5: crashed: KASAN: slab-use-after-free Read in mgmt_remove_adv_monitor_sync run #6: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #7: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #8: crashed: KASAN: slab-use-after-free Read in mgmt_remove_adv_monitor_sync run #9: crashed: invalid opcode in corrupted representative crash: possible deadlock in mgmt_remove_adv_monitor_complete, types: [LOCKDEP KASAN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit 4c49f38e20a57f8abaebdf95b369295b153d1f8e gcc compiler: Debian clang version 20.1.2 (++20250402124445+58df0ef89dd6-1~exp1~20250402004600.97), Debian LLD 20.1.2 kernel signature: a7859ea897ff9ea49baf8dcdba8e19cddaecff30fb230a1909cc5d4a9ead9c26 run #0: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #1: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #2: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #3: crashed: KASAN: slab-use-after-free Read in cmd_complete_rsp run #4: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #5: crashed: KASAN: slab-use-after-free Read in cmd_complete_rsp run #6: crashed: KASAN: slab-use-after-free Read in cmd_complete_rsp run #7: crashed: KASAN: slab-use-after-free Read in mgmt_remove_adv_monitor_sync run #8: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #9: crashed: possible deadlock in mgmt_remove_adv_monitor_complete representative crash: possible deadlock in mgmt_remove_adv_monitor_complete, types: [LOCKDEP KASAN] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit 4c49f38e20a57f8abaebdf95b369295b153d1f8e gcc compiler: Debian clang version 20.1.2 (++20250402124445+58df0ef89dd6-1~exp1~20250402004600.97), Debian LLD 20.1.2 kernel signature: 12b157e2f41ed22e98dbd8cf0ce8cec35cd3e30f6a41e1c059bac6d4fb7be98a run #0: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #1: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #2: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #3: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #4: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #5: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #6: crashed: KASAN: slab-use-after-free Read in mgmt_pending_remove run #7: crashed: possible deadlock in mgmt_remove_adv_monitor_complete run #8: crashed: KASAN: slab-use-after-free Read in mgmt_remove_adv_monitor_sync run #9: crashed: possible deadlock in mgmt_remove_adv_monitor_complete representative crash: possible deadlock in mgmt_remove_adv_monitor_complete, types: [LOCKDEP] the chunk can be dropped minimized to 429 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_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_ENABLE_MEMORY_HOTREMOVE ARCH_ENABLE_THP_MIGRATION ARCH_HAS_USER_SHADOW_STACK ARCH_SUPPORTS_HUGE_PFNMAP ARCH_SUPPORTS_PMD_PFNMAP ARCH_SUPPORTS_PUD_PFNMAP ARCH_WANT_PMD_MKWRITE ASM_MODVERSIONS ASUS_TF103C_DOCK ASYNC_CORE ASYNC_MEMCPY ASYNC_PQ ASYNC_RAID6_RECOV ASYNC_TX_DMA ASYNC_XOR AS_SHA1_NI AS_SHA256_NI AS_TPAUSE 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 CC_HAS_AUTO_VAR_INIT_ZERO_ENABLER CC_HAS_SANE_STACKPROTECTOR 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_SLICEBY8 CRC4 CRC64 CRC64_ROCKSOFT CRC7 CRC8 CRC_CCITT CRC_ITU_T CRC_T10DIF 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_CHACHA20 CRYPTO_CHACHA20POLY1305 CRYPTO_CHACHA20_X86_64 CRYPTO_CRC32 CRYPTO_CRC32C CRYPTO_CRC32C_INTEL CRYPTO_CRC32_PCLMUL CRYPTO_CRC64_ROCKSOFT CRYPTO_CRCT10DIF CRYPTO_CRCT10DIF_PCLMUL 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_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_LZ4 CRYPTO_LZ4HC CRYPTO_MICHAEL_MIC CRYPTO_NHPOLY1305 CRYPTO_NHPOLY1305_AVX2 CRYPTO_NHPOLY1305_SSE2 CRYPTO_PCBC CRYPTO_PCRYPT CRYPTO_POLY1305 CRYPTO_POLY1305_X86_64 CRYPTO_POLYVAL CRYPTO_POLYVAL_CLMUL_NI CRYPTO_RMD160 CRYPTO_SEED CRYPTO_SERPENT CRYPTO_SERPENT_AVX2_X86_64 CRYPTO_SERPENT_AVX_X86_64 CRYPTO_SERPENT_SSE2_X86_64 CRYPTO_SHA1_SSSE3 CRYPTO_SHA256_SSSE3 CRYPTO_SHA512_SSSE3 CRYPTO_SIMD CRYPTO_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 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_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_HELPER 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 MCORE2 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 [ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing current HEAD c46286fdd6aa1d0e33c245bcffe9ff2428a777bd testing commit c46286fdd6aa1d0e33c245bcffe9ff2428a777bd gcc compiler: Debian clang version 20.1.2 (++20250402124445+58df0ef89dd6-1~exp1~20250402004600.97), Debian LLD 20.1.2 kernel signature: 5bfc6a14a6d08272b923087b48765bd9f4b416ca8c2f382c422608bec98bad58 run #0: crashed: KASAN: slab-use-after-free Read in mgmt_pending_remove run #1: crashed: KASAN: slab-use-after-free Read in cmd_complete_rsp run #2: crashed: invalid opcode in corrupted run #3: crashed: invalid opcode in corrupted run #4: crashed: invalid opcode in corrupted run #5: crashed: KASAN: slab-use-after-free Read in mgmt_pending_remove run #6: crashed: KASAN: slab-use-after-free Read in mgmt_pending_remove run #7: crashed: KASAN: slab-use-after-free Read in mgmt_pending_remove run #8: crashed: KASAN: slab-use-after-free Read in mgmt_pending_remove run #9: OK representative crash: KASAN: slab-use-after-free Read in mgmt_pending_remove, types: [KASAN UNKNOWN] crash still not fixed/happens on the oldest tested release revisions tested: 8, total time: 2h40m17.54313529s (build: 1h37m49.657101705s, test: 53m25.230393445s) crash still not fixed or there were kernel test errors commit msg: mr: consolidate the ipmr_can_free_table() checks. crash: KASAN: slab-use-after-free Read in mgmt_pending_remove ================================================================== BUG: KASAN: slab-use-after-free in __list_del_entry_valid_or_report+0x31/0x190 lib/list_debug.c:49 Read of size 8 at addr ffff888178c81908 by task syz.2.335/5595 CPU: 0 UID: 0 PID: 5595 Comm: syz.2.335 Not tainted 6.15.0-rc6-syzkaller #0 PREEMPT(undef) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Call Trace: dump_stack_lvl+0xfc/0x190 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:408 [inline] print_report+0xb4/0x290 mm/kasan/report.c:521 kasan_report+0x118/0x150 mm/kasan/report.c:634 __list_del_entry_valid_or_report+0x31/0x190 lib/list_debug.c:49 __list_del_entry_valid include/linux/list.h:124 [inline] __list_del_entry include/linux/list.h:215 [inline] list_del include/linux/list.h:229 [inline] mgmt_pending_remove+0x1f/0x160 net/bluetooth/mgmt_util.c:297 mgmt_pending_foreach+0x74/0xd0 net/bluetooth/mgmt_util.c:242 mgmt_index_removed+0xfa/0x2a0 net/bluetooth/mgmt.c:9365 hci_sock_bind+0x9c7/0xd40 net/bluetooth/hci_sock.c:1307 __sys_bind_socket net/socket.c:1810 [inline] __sys_bind+0x243/0x320 net/socket.c:1841 __do_sys_bind net/socket.c:1846 [inline] __se_sys_bind net/socket.c:1844 [inline] __x64_sys_bind+0x75/0x90 net/socket.c:1844 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xa4/0x180 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe1c8b7fed9 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:00007fe1c98a7058 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 RAX: ffffffffffffffda RBX: 00007fe1c8d45fa0 RCX: 00007fe1c8b7fed9 RDX: 0000000000000006 RSI: 0000000020000040 RDI: 0000000000000004 RBP: 00007fe1c8bf3cc8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fe1c8d45fa0 R15: 00007ffe8c9120b8 Allocated by task 5593: kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:68 poison_kmalloc_redzone mm/kasan/common.c:377 [inline] __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:394 kasan_kmalloc include/linux/kasan.h:260 [inline] __kmalloc_cache_noprof+0x220/0x410 mm/slub.c:4358 kmalloc_noprof include/linux/slab.h:905 [inline] kzalloc_noprof include/linux/slab.h:1039 [inline] mgmt_pending_new+0x60/0x200 net/bluetooth/mgmt_util.c:252 mgmt_pending_add+0x16/0xf0 net/bluetooth/mgmt_util.c:279 remove_adv_monitor+0xe8/0x170 net/bluetooth/mgmt.c:5453 hci_mgmt_cmd+0x840/0xe00 net/bluetooth/hci_sock.c:1712 hci_sock_sendmsg+0x538/0xd70 net/bluetooth/hci_sock.c:1832 sock_sendmsg_nosec net/socket.c:712 [inline] __sock_sendmsg+0x1dd/0x220 net/socket.c:727 sock_write_iter+0x1d1/0x2a0 net/socket.c:1131 new_sync_write fs/read_write.c:591 [inline] vfs_write+0x491/0xa40 fs/read_write.c:684 ksys_write+0x110/0x1e0 fs/read_write.c:736 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xa4/0x180 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Freed by task 2966: kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:68 kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:576 poison_slab_object mm/kasan/common.c:247 [inline] __kasan_slab_free+0x62/0x70 mm/kasan/common.c:264 kasan_slab_free include/linux/kasan.h:233 [inline] slab_free_hook mm/slub.c:2380 [inline] slab_free mm/slub.c:4642 [inline] kfree+0x179/0x3e0 mm/slub.c:4841 mgmt_remove_adv_monitor_complete+0x246/0x4a0 net/bluetooth/mgmt.c:5414 hci_cmd_sync_work+0x24b/0x350 net/bluetooth/hci_sync.c:334 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0x98a/0x12d0 kernel/workqueue.c:3319 worker_thread+0x850/0xc60 kernel/workqueue.c:3400 kthread+0x59b/0x690 kernel/kthread.c:464 ret_from_fork+0x35/0x70 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 The buggy address belongs to the object at ffff888178c81900 which belongs to the cache kmalloc-96 of size 96 The buggy address is located 8 bytes inside of freed 96-byte region [ffff888178c81900, ffff888178c81960) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x178c81 flags: 0x100000000000000(node=0|zone=2) page_type: f5(slab) raw: 0100000000000000 ffff888100041280 dead000000000100 dead000000000122 raw: 0000000000000000 0000000000200020 00000000f5000000 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x252800(GFP_NOWAIT|__GFP_NORETRY|__GFP_COMP|__GFP_THISNODE), pid 2331, tgid 2331 (modprobe), ts 56652421234, free_ts 56545492985 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0xec/0x120 mm/page_alloc.c:1718 prep_new_page mm/page_alloc.c:1726 [inline] get_page_from_freelist+0x3c4a/0x3da0 mm/page_alloc.c:3688 __alloc_frozen_pages_noprof+0x26b/0x460 mm/page_alloc.c:4970 alloc_slab_page mm/slub.c:2452 [inline] allocate_slab+0x65/0x350 mm/slub.c:2618 new_slab mm/slub.c:2672 [inline] ___slab_alloc+0xafd/0x1260 mm/slub.c:3858 __slab_alloc mm/slub.c:3948 [inline] __slab_alloc_node mm/slub.c:4023 [inline] slab_alloc_node mm/slub.c:4184 [inline] __do_kmalloc_node mm/slub.c:4326 [inline] __kmalloc_node_noprof+0x2e8/0x4f0 mm/slub.c:4333 kmalloc_array_node_noprof include/linux/slab.h:1020 [inline] alloc_slab_obj_exts mm/slub.c:1992 [inline] account_slab mm/slub.c:2577 [inline] allocate_slab+0x17c/0x350 mm/slub.c:2637 new_slab mm/slub.c:2672 [inline] ___slab_alloc+0xafd/0x1260 mm/slub.c:3858 __slab_alloc mm/slub.c:3948 [inline] __slab_alloc_node mm/slub.c:4023 [inline] slab_alloc_node mm/slub.c:4184 [inline] kmem_cache_alloc_noprof+0x26e/0x400 mm/slub.c:4203 vm_area_alloc+0x1f/0x130 kernel/fork.c:441 __mmap_new_vma mm/vma.c:2402 [inline] __mmap_region mm/vma.c:2519 [inline] mmap_region+0xa68/0x1800 mm/vma.c:2597 do_mmap+0x926/0xc30 mm/mmap.c:561 vm_mmap_pgoff+0x1c0/0x370 mm/util.c:579 elf_map fs/binfmt_elf.c:387 [inline] elf_load+0x116/0x4f0 fs/binfmt_elf.c:414 load_elf_binary+0xc6d/0x21e0 fs/binfmt_elf.c:1180 search_binary_handler fs/exec.c:1778 [inline] exec_binprm fs/exec.c:1810 [inline] bprm_execve+0x74c/0xe70 fs/exec.c:1862 page last free pid 2325 tgid 2325 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1262 [inline] __free_frozen_pages+0xa04/0xbe0 mm/page_alloc.c:2725 pagetable_free include/linux/mm.h:3019 [inline] pagetable_dtor_free include/linux/mm.h:3117 [inline] __tlb_remove_table+0x208/0x2f0 include/asm-generic/tlb.h:215 __tlb_remove_table_free mm/mmu_gather.c:227 [inline] tlb_remove_table_rcu+0x6e/0xd0 mm/mmu_gather.c:290 rcu_do_batch kernel/rcu/tree.c:2568 [inline] rcu_core+0x999/0x1630 kernel/rcu/tree.c:2824 handle_softirqs+0x250/0x740 kernel/softirq.c:579 __do_softirq kernel/softirq.c:613 [inline] invoke_softirq kernel/softirq.c:453 [inline] __irq_exit_rcu+0xc0/0x1e0 kernel/softirq.c:680 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0x92/0xb0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 Memory state around the buggy address: ffff888178c81800: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc ffff888178c81880: 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc >ffff888178c81900: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc ^ ffff888178c81980: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc ffff888178c81a00: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc ==================================================================