ci starts bisection 2024-10-01 06:59:21.461502855 +0000 UTC m=+58745.061708613 bisecting fixing commit since 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c building syzkaller on a10a183e260f0ea1a0c37e84ca5c60f28c13e3fd ensuring issue is reproducible on original commit 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c testing commit 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 038ae3a997d5d7e35bde0f9279c762b0be3f38fb8817f587e7171cbe567cf675 run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in newfstatat run #2: crashed: INFO: rcu detected stall in batadv_nc_worker run #3: crashed: INFO: rcu detected stall in batadv_nc_worker run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in schedule_timeout run #6: crashed: INFO: rcu detected stall in newfstatat run #7: crashed: INFO: task hung in corrupted run #8: crashed: INFO: rcu detected stall in batadv_nc_worker run #9: crashed: INFO: task hung in corrupted run #10: crashed: INFO: rcu detected stall in corrupted run #11: crashed: INFO: rcu detected stall in hub_event run #12: crashed: INFO: rcu detected stall in corrupted run #13: crashed: INFO: rcu detected stall in corrupted run #14: crashed: INFO: rcu detected stall in kjournald2 run #15: crashed: INFO: rcu detected stall in batadv_nc_worker run #16: crashed: INFO: rcu detected stall in batadv_nc_worker run #17: crashed: INFO: rcu detected stall in nsim_fib_event_work run #18: crashed: INFO: rcu detected stall in corrupted run #19: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor3810582290" "root@10.128.1.6:./syz-executor3810582290"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.1.6, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u3, OpenSSL 3.0.14 4 Jun 2024 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.1.6 [10.128.1.6] port 22. debug1: fd 3 clearing O_NONBLOCK debug1: Connection established. debug1: identity file /root/.ssh/id_rsa type -1 debug1: identity file /root/.ssh/id_rsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa type -1 debug1: identity file /root/.ssh/id_ecdsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa_sk type -1 debug1: identity file /root/.ssh/id_ecdsa_sk-cert type -1 debug1: identity file /root/.ssh/id_ed25519 type -1 debug1: identity file /root/.ssh/id_ed25519-cert type -1 debug1: identity file /root/.ssh/id_ed25519_sk type -1 debug1: identity file /root/.ssh/id_ed25519_sk-cert type -1 debug1: identity file /root/.ssh/id_xmss type -1 debug1: identity file /root/.ssh/id_xmss-cert type -1 debug1: identity file /root/.ssh/id_dsa type -1 debug1: identity file /root/.ssh/id_dsa-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_9.2p1 Debian-2+deb12u3 Connection timed out during banner exchange Connection to 10.128.1.6 port 22 timed out scp: Connection closed representative crash: INFO: rcu detected stall in corrupted, types: [HANG] check whether we can drop unnecessary instrumentation disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4d65a926a5eb692d989794d0977bca1d2973a128043c870df6a687b77b6279f8 all runs: OK false negative chance: 0.000 kconfig minimization: base=4046 full=8042 leaves diff=2005 split chunks (needed=false): <2005> split chunk #0 of len 2005 into 5 parts testing without sub-chunk 1/5 testing commit 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ebef08324d7032f4cc1295650cb2e0fa93989032480b141f722d76b8e36cd144 all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 testing commit 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 38210fcad54ef1666fc30624ead9cd86289f76f1543e23ebc9b984f42729725e run #0: crashed: WARNING in __cfg80211_ibss_joined run #1: crashed: INFO: rcu detected stall in newfstatat run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: INFO: rcu detected stall in worker_thread run #4: crashed: INFO: task hung in ath9k_hif_usb_firmware_cb run #5: crashed: INFO: rcu detected stall in corrupted run #6: crashed: INFO: rcu detected stall in cfg80211_wiphy_work run #7: crashed: INFO: rcu detected stall in syscall_exit_to_user_mode run #8: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor63735920" "root@10.128.1.247:./syz-executor63735920"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.1.247, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u3, OpenSSL 3.0.14 4 Jun 2024 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.1.247 [10.128.1.247] port 22. debug1: fd 3 clearing O_NONBLOCK debug1: Connection established. debug1: identity file /root/.ssh/id_rsa type -1 debug1: identity file /root/.ssh/id_rsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa type -1 debug1: identity file /root/.ssh/id_ecdsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa_sk type -1 debug1: identity file /root/.ssh/id_ecdsa_sk-cert type -1 debug1: identity file /root/.ssh/id_ed25519 type -1 debug1: identity file /root/.ssh/id_ed25519-cert type -1 debug1: identity file /root/.ssh/id_ed25519_sk type -1 debug1: identity file /root/.ssh/id_ed25519_sk-cert type -1 debug1: identity file /root/.ssh/id_xmss type -1 debug1: identity file /root/.ssh/id_xmss-cert type -1 debug1: identity file /root/.ssh/id_dsa type -1 debug1: identity file /root/.ssh/id_dsa-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_9.2p1 Debian-2+deb12u3 Connection timed out during banner exchange Connection to 10.128.1.247 port 22 timed out scp: Connection closed run #9: OK representative crash: INFO: rcu detected stall in newfstatat, types: [HANG] the chunk can be dropped testing without sub-chunk 3/5 testing commit 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fd1b972b5a5039274def586b3953c6d5018bb2e695ea1fb5f504f27ad8fb0eea all runs: OK false negative chance: 0.000 testing without sub-chunk 4/5 testing commit 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 26c851c9fafcdc61896016d1fd20694778ae7dcc11341d209a959713b3afd9d4 run #0: crashed: INFO: rcu detected stall in hub_event run #1: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #2: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #3: crashed: INFO: rcu detected stall in ieee80211_tasklet_handler run #4: crashed: INFO: rcu detected stall in hub_event run #5: crashed: INFO: rcu detected stall in raw_release run #6: crashed: WARNING in __kthread_bind_mask run #7: crashed: BUG: workqueue lockup run #8: crashed: INFO: task hung in ret_from_fork run #9: crashed: INFO: task hung in __lru_add_drain_all representative crash: INFO: rcu detected stall in hub_event, types: [HANG] the chunk can be dropped testing without sub-chunk 5/5 testing commit 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d8e93e7526837320ee33288716af96992976987e2d63ae74fd579dad07c05482 all runs: OK false negative chance: 0.000 minimized to 1203 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 ADDRESS_MASKING 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_USES_PG_UNCACHED ARCH_WANT_PMD_MKWRITE 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 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_INITRD 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_WBT BLK_WBT_MQ BONDING BOOT_VESA_SUPPORT BPF_EVENTS BPF_PRELOAD BPF_PRELOAD_UMD BPF_STREAM_PARSER BPF_SYSCALL BPQETHER BRIDGE BRIDGE_CFM BRIDGE_EBT_802_3 BRIDGE_EBT_AMONG BRIDGE_EBT_ARP BRIDGE_EBT_ARPREPLY BRIDGE_EBT_BROUTE BRIDGE_EBT_DNAT BRIDGE_EBT_IP BRIDGE_EBT_IP6 BRIDGE_EBT_LIMIT BRIDGE_EBT_LOG BRIDGE_EBT_MARK BRIDGE_EBT_MARK_T BRIDGE_EBT_NFLOG BRIDGE_EBT_PKTTYPE BRIDGE_EBT_REDIRECT BRIDGE_EBT_SNAT BRIDGE_EBT_STP BRIDGE_EBT_T_FILTER BRIDGE_EBT_T_NAT BRIDGE_EBT_VLAN BRIDGE_IGMP_SNOOPING BRIDGE_MRP BRIDGE_NETFILTER BRIDGE_NF_EBTABLES BRIDGE_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_CMTP BT_HCIBCM203X BT_HCIBFUSB BT_HCIBPA10X BT_HCIBTUSB 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_HIDP BT_INTEL BT_LE BT_LEDS BT_LE_L2CAP_ECRED BT_MRVL BT_MRVL_SDIO 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_RX_OFFLOAD CAN_SLCAN CAN_VCAN CAN_VXCAN CAPI_TRACE CARDBUS CARL9170 CARL9170_HWRNG CARL9170_LEDS CARL9170_WPC CC_HAS_ASM_GOTO_OUTPUT CC_HAS_ASM_GOTO_TIED_OUTPUT 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 CHECKPOINT_RESTORE CHR_DEV_ST CIFS CIFS_ALLOW_INSECURE_LEGACY CIFS_DEBUG CIFS_DFS_UPCALL CIFS_FSCACHE CIFS_POSIX CIFS_SMB_DIRECT CIFS_SWN_UPCALL CIFS_UPCALL CIFS_XATTR CLOSURES 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 COMMON_CLK COMPAT_NETLINK_MESSAGES CONTIG_ALLOC COUNTER CRAMFS CRAMFS_BLOCKDEV CRAMFS_MTD CRC4 CRC64 CRC64_ROCKSOFT CRC7 CRC8 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_CHACHA20POLY1305 CRYPTO_CHACHA20_X86_64 CRYPTO_CRC32 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_AESCFB 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_SM2 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_VMAC CRYPTO_WP512 CRYPTO_XCTR CRYPTO_XXHASH CRYPTO_ZSTD CUSE CYPRESS_FIRMWARE DAMON DAMON_PADDR DAMON_RECLAIM DAMON_VADDR DAX DCA DCB DEFAULT_PFIFO_FAST 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 DMA_OPS 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_AUX_BUS DRM_DISPLAY_DP_HELPER DRM_DISPLAY_HDCP_HELPER DRM_DISPLAY_HDMI_HELPER DRM_DISPLAY_HELPER DRM_FBDEV_EMULATION DVB_CORE ENCRYPTED_KEYS EXTCON FB FB_CORE FSCACHE FUSE_FS GPIOLIB HAMRADIO HID_DRAGONRISE HID_ZEROPLUS HSR I2C_MUX IIO IMA IMA_APPRAISE IMA_APPRAISE_MODSIG INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_RTRS_CLIENT INFINIBAND_USER_ACCESS INPUT_JOYSTICK INPUT_MOUSE INTEGRITY INTEGRITY_ASYMMETRIC_KEYS INTEGRITY_SIGNATURE IOMMUFD IOSCHED_BFQ IP6_NF_RAW IPV6_MULTIPLE_TABLES IP_NF_RAW IP_SET IP_VS IP_VS_RR IP_VS_SED IP_VS_SH IP_VS_TWOS IP_VS_WLC IP_VS_WRR IRQ_BYPASS_MANAGER IRQ_POLL IRQ_REMAP IR_IGORPLUGUSB IR_IGUANA IR_IMON IR_MCEUSB IR_REDRAT3 IR_STREAMZAP IR_TTUSBIR ISDN ISDN_CAPI ISDN_CAPI_MIDDLEWARE JFFS2_CMODE_PRIORITY JFFS2_COMPRESSION_OPTIONS JFFS2_FS JFFS2_FS_POSIX_ACL JFFS2_FS_SECURITY JFFS2_FS_WRITEBUFFER JFFS2_FS_XATTR JFFS2_LZO JFFS2_RTIME JFFS2_RUBIN JFFS2_SUMMARY JFFS2_ZLIB JFS_DEBUG JFS_FS JFS_POSIX_ACL JFS_SECURITY JOYSTICK_IFORCE JOYSTICK_IFORCE_USB JOYSTICK_XPAD JOYSTICK_XPAD_FF JOYSTICK_XPAD_LEDS KALLSYMS_BASE_RELATIVE KARMA_PARTITION KCOV KCOV_ENABLE_COMPARISONS KCOV_INSTRUMENT_ALL KEYS_REQUEST_CACHE KEY_DH_OPERATIONS KEY_NOTIFICATIONS KSM KVM KVM_AMD KVM_ASYNC_PF KVM_COMMON KVM_COMPAT KVM_GENERIC_DIRTYLOG_READ_PROTECT KVM_GENERIC_HARDWARE_ENABLING KVM_GENERIC_MEMORY_ATTRIBUTES KVM_GENERIC_MMU_NOTIFIER KVM_GENERIC_PRIVATE_MEM KVM_HYPERV KVM_INTEL KVM_INTEL_PROVE_VE KVM_MMIO KVM_PRIVATE_MEM KVM_PROVE_MMU KVM_SW_PROTECTED_VM KVM_VFIO KVM_XEN KVM_XFER_TO_GUEST_WORK L2TP L2TP_ETH L2TP_IP L2TP_V3 LAPB LAPBETHER LDM_PARTITION LEGACY_PTYS LIBCRC32C LIBNVDIMM LINEAR_RANGES LLC LLC2 LOCALVERSION_AUTO LOGIG940_FF LOGIRUMBLEPAD2_FF LOGO LOGO_LINUX_MONO LOGO_LINUX_VGA16 LPC_ICH LWTUNNEL LWTUNNEL_BPF LZ4HC_COMPRESS LZ4_COMPRESS MAC80211 MAC80211_DEBUGFS MAC80211_HAS_RC MAC80211_HWSIM MAC80211_LEDS MAC80211_MESH MAC80211_RC_DEFAULT_MINSTREL MAC80211_RC_MINSTREL MACSEC MACVLAN MACVTAP MAC_PARTITION MAPPING_DIRTY_HELPERS MD_RAID0 MD_RAID1 MD_RAID10 MD_RAID456 MEDIA_ANALOG_TV_SUPPORT MEDIA_ATTACH MEDIA_CAMERA_SUPPORT MEDIA_CEC_SUPPORT MEDIA_CONTROLLER MEDIA_CONTROLLER_DVB MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_SUPPORT_FILTER MEDIA_TEST_SUPPORT MEDIA_TUNER MEDIA_TUNER_MSI001 MEDIA_USB_SUPPORT MEMCG_KMEM MEMORY_BALLOON MEMORY_HOTPLUG MEMORY_HOTPLUG_DEFAULT_ONLINE MEMORY_HOTREMOVE MEMORY_ISOLATION MEMREGION MEMSTICK MEMSTICK_REALTEK_USB MEM_SOFT_DIRTY MFD_CORE MFD_DLN2 MFD_SYSCON MFD_VIPERBOARD MHI_BUS MHI_WWAN_CTRL MHP_MEMMAP_ON_MEMORY MICROCHIP_PHY MINIX_FS MINIX_SUBPARTITION MISC_RTSX MISC_RTSX_USB MISDN MISDN_DSP MISDN_HFCUSB MISDN_L1OIP MKISS MLX4_CORE MLX4_INFINIBAND MMC MMC_REALTEK_USB MMC_USHC MMC_VUB300 MODULE_COMPRESS_NONE MODULE_SIG_KEY_TYPE_RSA MODULE_SRCVERSION_ALL MODVERSIONS MOST MOUSE_APPLETOUCH MOUSE_BCM5974 MOUSE_PS2 MOUSE_PS2_ALPS MOUSE_PS2_BYD MOUSE_PS2_CYPRESS MOUSE_PS2_FOCALTECH MOUSE_PS2_LIFEBOOK MOUSE_PS2_LOGIPS2PP MOUSE_PS2_SMBUS MOUSE_PS2_SYNAPTICS MOUSE_PS2_SYNAPTICS_SMBUS MOUSE_PS2_TRACKPOINT MOUSE_SYNAPTICS_USB MPLS MPLS_IPTUNNEL MPLS_ROUTING MPTCP MPTCP_IPV6 MRP MTD MTD_BLKDEVS MTD_BLOCK MTD_BLOCK2MTD MTD_CFI_I1 MTD_CFI_I2 MTD_MAP_BANK_WIDTH_1 MTD_MAP_BANK_WIDTH_2 MTD_MAP_BANK_WIDTH_4 MTD_MTDRAM MTD_PHRAM MTD_SLRAM MUSB_PIO_ONLY ND_BTT ND_CLAIM ND_PFN NETDEVSIM NETFILTER_ADVANCED NETFILTER_BPF_LINK NETFILTER_FAMILY_ARP NETFILTER_FAMILY_BRIDGE NETFILTER_NETLINK_ACCT NETFILTER_NETLINK_GLUE_CT NETFILTER_NETLINK_OSF NETFILTER_NETLINK_QUEUE NETFILTER_SYNPROXY 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USB_ISP1301 USB_ISP1760 USB_ISP1760_DUAL_ROLE USB_ISP1760_HCD USB_ISP1761_UDC USB_KAWETH USB_KC2190 USB_KEENE USB_LAN78XX USB_LCD USB_LD USB_LEDS_TRIGGER_USBPORT USB_LED_TRIG USB_LEGOTOWER USB_LIBCOMPOSITE USB_LINK_LAYER_TEST USB_M5602 USB_MA901 USB_MAX3421_HCD USB_MDC800 USB_MICROTEK USB_MR800 USB_MSI2500 USB_MUSB_DUAL_ROLE USB_MUSB_HDRC USB_MV_U3D USB_MV_UDC USB_NET2272 USB_NET2272_DMA USB_NET2280 USB_NET_AX88179_178A USB_NET_AX8817X USB_NET_CDCETHER USB_NET_CDC_EEM USB_NET_CDC_MBIM USB_NET_CDC_NCM USB_NET_CDC_SUBSET USB_NET_CDC_SUBSET_ENABLE USB_NET_CH9200 USB_NET_CX82310_ETH USB_NET_DM9601 USB_NET_GL620A USB_NET_HUAWEI_CDC_NCM USB_NET_INT51X1 USB_NET_KALMIA USB_NET_MCS7830 USB_NET_NET1080 USB_NET_PLUSB USB_NET_QMI_WWAN USB_NET_RNDIS_HOST USB_NET_SMSC75XX USB_NET_SMSC95XX USB_NET_SR9700 USB_NET_SR9800 USB_NET_ZAURUS USB_OHCI_HCD_PLATFORM USB_OTG USB_OTG_FSM USB_OXU210HP_HCD USB_PEGASUS USB_PHY USB_PULSE8_CEC USB_PWC USB_PWC_INPUT_EVDEV USB_PXA27X USB_R8A66597 USB_R8A66597_HCD USB_RAINSHADOW_CEC USB_RAREMONO USB_RAW_GADGET USB_RTL8150 USB_RTL8152 USB_RTL8153_ECM USB_S2255 USB_SERIAL USB_SERIAL_AIRCABLE USB_SERIAL_ARK3116 USB_SERIAL_BELKIN USB_SERIAL_CH341 USB_SERIAL_CONSOLE USB_SERIAL_CP210X USB_SERIAL_CYBERJACK USB_SERIAL_CYPRESS_M8 USB_SERIAL_DEBUG USB_SERIAL_DIGI_ACCELEPORT USB_SERIAL_EDGEPORT USB_SERIAL_EDGEPORT_TI USB_SERIAL_EMPEG USB_SERIAL_F81232 USB_SERIAL_F8153X USB_SERIAL_FTDI_SIO USB_SERIAL_GARMIN USB_SERIAL_GENERIC USB_SERIAL_IPAQ USB_SERIAL_IPW USB_SERIAL_IR USB_SERIAL_IUU USB_SERIAL_KEYSPAN USB_SERIAL_KEYSPAN_PDA USB_SERIAL_KLSI USB_SERIAL_KOBIL_SCT USB_SERIAL_MCT_U232 USB_SERIAL_METRO USB_SERIAL_MOS7715_PARPORT USB_SERIAL_MOS7720 USB_SERIAL_MOS7840 USB_SERIAL_MXUPORT USB_SERIAL_NAVMAN USB_SERIAL_OMNINET USB_SERIAL_OPTICON USB_SERIAL_OPTION USB_SERIAL_OTI6858 USB_SERIAL_PL2303 USB_SERIAL_QCAUX USB_SERIAL_QT2 USB_SERIAL_QUALCOMM USB_SERIAL_SAFE USB_SERIAL_SIERRAWIRELESS USB_SERIAL_SIMPLE USB_SERIAL_SPCP8X5 USB_SERIAL_SSU100 USB_SERIAL_SYMBOL USB_SERIAL_TI USB_SERIAL_UPD78F0730 USB_SERIAL_VISOR USB_SERIAL_WHITEHEAT USB_SERIAL_WISHBONE USB_SERIAL_WWAN USB_SERIAL_XR USB_SERIAL_XSENS_MT USB_SEVSEG USB_SI470X USB_SI4713 USB_SIERRA_NET USB_SISUSBVGA USB_SL811_CS USB_SL811_HCD USB_SL811_HCD_ISO USB_SNP_CORE USB_SPEEDTOUCH USB_STORAGE_ALAUDA USB_STORAGE_CYPRESS_ATACB USB_STORAGE_DATAFAB USB_STORAGE_ENE_UB6250 USB_STORAGE_FREECOM USB_STORAGE_ISD200 USB_STORAGE_JUMPSHOT USB_STORAGE_KARMA USB_STORAGE_ONETOUCH USB_STORAGE_SDDR09 USB_STORAGE_SDDR55 USB_STORAGE_USBAT USB_STV06XX USB_TEST USB_TMC USB_TRANCEVIBRATOR USB_UAS USB_UEAGLEATM USB_ULPI_BUS USB_USBNET USB_USS720 USB_U_AUDIO USB_U_ETHER USB_U_SERIAL USB_VIDEO_CLASS USB_VIDEO_CLASS_INPUT_EVDEV USB_VL600 USB_WDM USB_XHCI_DBGCAP USB_XHCI_PLATFORM USB_XUSBATM USB_YUREX USERFAULTFD USERIO USERMODE_DRIVER USER_RETURN_NOTIFIER UVC_COMMON U_SERIAL_CONSOLE V4L2_MEM2MEM_DEV V4L_TEST_DRIVERS VALIDATE_FS_PARSER VDPA VDPA_SIM VDPA_SIM_BLOCK VDPA_SIM_NET VDPA_USER VETH VFIO VFIO_DEVICE_CDEV VFIO_PCI VFIO_PCI_CORE VFIO_PCI_INTX VFIO_PCI_MMAP VFIO_VIRQFD VGASTATE VHOST VHOST_CROSS_ENDIAN_LEGACY VHOST_IOTLB VHOST_NET VHOST_RING VHOST_TASK VHOST_VDPA VHOST_VSOCK VIDEO VIDEOBUF2_CORE VIDEOBUF2_DMA_CONTIG VIDEOBUF2_DMA_SG VIDEOBUF2_MEMOPS VIDEOBUF2_V4L2 VIDEOBUF2_VMALLOC VIDEOMODE_HELPERS VIDEO_AU0828 VIDEO_AU0828_RC VIDEO_AU0828_V4L2 VIDEO_CS53L32A VIDEO_CX231XX VIDEO_CX231XX_ALSA VIDEO_CX231XX_DVB VIDEO_CX231XX_RC VIDEO_CX2341X VIDEO_CX25840 VIDEO_DEV VIDEO_EM28XX VIDEO_EM28XX_ALSA VIDEO_EM28XX_DVB VIDEO_EM28XX_RC VIDEO_EM28XX_V4L2 VIDEO_GO7007 VIDEO_GO7007_LOADER VIDEO_GO7007_USB VIDEO_GO7007_USB_S2250_BOARD VIDEO_HDPVR VIDEO_MSP3400 VIDEO_PVRUSB2 VIDEO_PVRUSB2_DVB VIDEO_PVRUSB2_SYSFS VIDEO_SAA711X VIDEO_STK1160 VIDEO_TUNER VIDEO_TVEEPROM VIDEO_USBTV VIDEO_V4L2_I2C VIDEO_V4L2_SUBDEV_API VIDEO_V4L2_TPG VIDEO_VICODEC VIDEO_VIM2M VIDEO_VIMC VIDEO_VIVID VIDEO_VIVID_CEC VIDEO_WM8775 VIPERBOARD_ADC VIRTIO_BALLOON VIRTIO_DMA_SHARED_BUFFER VIRTIO_MEM VIRTIO_MMIO VIRTIO_MMIO_CMDLINE_DEVICES VIRTIO_PMEM VIRTIO_VDPA VIRTIO_VSOCKETS VIRTIO_VSOCKETS_COMMON VIRT_WIFI VLAN_8021Q VLAN_8021Q_GVRP VLAN_8021Q_MVRP VMAP_PFN VMWARE_VMCI VMXNET3 VP_VDPA VSOCKETS VSOCKETS_DIAG VSOCKETS_LOOPBACK VSOCKMON VT_HW_CONSOLE_BINDING VXFS_FS WAN WANT_COMPAT_NETLINK_MESSAGES WANT_DEV_COREDUMP WATCH_QUEUE WEXT_CORE WEXT_PRIV WEXT_PROC WIREGUARD WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ADMTEK WLAN_VENDOR_ATH WLAN_VENDOR_PURELIFI WLAN_VENDOR_SILABS WWAN X25 X86_SGX X86_SGX_KVM X86_USER_SHADOW_STACK X86_X2APIC X86_X32_ABI XDP_SOCKETS XDP_SOCKETS_DIAG XFRM_ESPINTCP XFRM_INTERFACE XFRM_IPCOMP XFRM_MIGRATE XFRM_OFFLOAD XFRM_STATISTICS XFRM_SUB_POLICY XFRM_USER_COMPAT XFS_FS XFS_POSIX_ACL XFS_QUOTA XFS_RT XOR_BLOCKS YENTA YENTA_ENE_TUNE YENTA_O2 YENTA_RICOH YENTA_TI YENTA_TOSHIBA ZEROPLUS_FF ZLIB_DEFLATE ZONEFS_FS ZONE_DEVICE ZPOOL ZRAM ZRAM_DEF_COMP_LZORLE ZSMALLOC ZSTD_COMPRESS ZSWAP ZSWAP_COMPRESSOR_DEFAULT_LZO ZSWAP_DEFAULT_ON ZSWAP_SHRINKER_DEFAULT_ON ZSWAP_ZPOOL_DEFAULT_ZSMALLOC] testing current HEAD e32cde8d2bd7d251a8f9b434143977ddf13dcec6 testing commit e32cde8d2bd7d251a8f9b434143977ddf13dcec6 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2fcc80ba54feb38edb56cd39c8fa1fac5063021708fea73ae303b702f9d4366d all runs: OK false negative chance: 0.000 # git bisect start e32cde8d2bd7d251a8f9b434143977ddf13dcec6 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c Bisecting: 14767 revisions left to test after this (roughly 14 steps) [f9bcc61ad1fbe7dbc6bdd71d31254e429100a009] Merge tag 'uml-for-linus-6.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/uml/linux determine whether the revision contains the guilty commit revision 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c crashed and is reachable testing commit f9bcc61ad1fbe7dbc6bdd71d31254e429100a009 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1c8ee069454d3fa84ed7bfed8ec2152ca8b550ce5960c4c17aff8b91ca310dfa run #0: crashed: INFO: rcu detected stall in raw_release run #1: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #2: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames run #3: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #4: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #5: crashed: BUG: soft lockup in ieee80211_handle_queued_frames run #6: crashed: BUG: soft lockup in addrconf_rs_timer run #7: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #8: crashed: BUG: soft lockup in mac80211_hwsim_beacon run #9: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor2760524665" "root@10.128.0.102:./syz-executor2760524665"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.0.102, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u3, OpenSSL 3.0.14 4 Jun 2024 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.0.102 [10.128.0.102] port 22. debug1: fd 3 clearing O_NONBLOCK debug1: Connection established. debug1: identity file /root/.ssh/id_rsa type -1 debug1: identity file /root/.ssh/id_rsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa type -1 debug1: identity file /root/.ssh/id_ecdsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa_sk type -1 debug1: identity file /root/.ssh/id_ecdsa_sk-cert type -1 debug1: identity file /root/.ssh/id_ed25519 type -1 debug1: identity file /root/.ssh/id_ed25519-cert type -1 debug1: identity file /root/.ssh/id_ed25519_sk type -1 debug1: identity file /root/.ssh/id_ed25519_sk-cert type -1 debug1: identity file /root/.ssh/id_xmss type -1 debug1: identity file /root/.ssh/id_xmss-cert type -1 debug1: identity file /root/.ssh/id_dsa type -1 debug1: identity file /root/.ssh/id_dsa-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_9.2p1 Debian-2+deb12u3 Connection timed out during banner exchange Connection to 10.128.0.102 port 22 timed out scp: Connection closed representative crash: INFO: rcu detected stall in raw_release, types: [HANG] # git bisect good f9bcc61ad1fbe7dbc6bdd71d31254e429100a009 Bisecting: 7399 revisions left to test after this (roughly 13 steps) [bfbb96324a4a8dfd44c88f64e4e0ef8ea4ab128b] Merge tag 'hsi-for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi determine whether the revision contains the guilty commit revision 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c crashed and is reachable testing commit bfbb96324a4a8dfd44c88f64e4e0ef8ea4ab128b gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 924ad74e1e032c907dd91750e8bd45b3efcc9c42ff51fd83097c9978126ed190 all runs: OK false negative chance: 0.000 # git bisect bad bfbb96324a4a8dfd44c88f64e4e0ef8ea4ab128b Bisecting: 3774 revisions left to test after this (roughly 12 steps) [3cfb5aa10cb78571e214e48a3a6e42c11d5288a1] Merge branch 'add-support-for-open-alliance-10base-t1x-macphy-serial-interface' determine whether the revision contains the guilty commit revision 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c crashed and is reachable testing commit 3cfb5aa10cb78571e214e48a3a6e42c11d5288a1 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 374f4705c7c0a17495471c227a38f250cff5f113c4880fb171559a757dd1e3f9 run #0: crashed: WARNING in __cfg80211_ibss_joined run #1: crashed: INFO: rcu detected stall in hub_event run #2: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames run #3: crashed: INFO: rcu detected stall in raw_release run #4: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #5: crashed: INFO: rcu detected stall in raw_release run #6: crashed: INFO: rcu detected stall in call_usermodehelper_exec_async run #7: crashed: INFO: rcu detected stall in sk_skb_reason_drop run #8: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #9: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames representative crash: INFO: rcu detected stall in hub_event, types: [HANG] # git bisect good 3cfb5aa10cb78571e214e48a3a6e42c11d5288a1 Bisecting: 1901 revisions left to test after this (roughly 11 steps) [6df928086070b4db8cadc31a4424524f57c584ae] Merge tag 'regulator-v6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator determine whether the revision contains the guilty commit revision 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c crashed and is reachable testing commit 6df928086070b4db8cadc31a4424524f57c584ae gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1f2a3e107e818d62f6908a16bd6bc558e26ce7dc9155463483bf27191f8beff7 run #0: crashed: INFO: rcu detected stall in raw_release run #1: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #2: crashed: INFO: rcu detected stall in raw_release run #3: crashed: INFO: rcu detected stall in hub_event run #4: crashed: INFO: rcu detected stall in hub_event run #5: crashed: INFO: rcu detected stall in security_file_ioctl run #6: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames run #7: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames run #8: crashed: INFO: rcu detected stall in raw_release run #9: crashed: INFO: rcu detected stall in raw_release representative crash: INFO: rcu detected stall in raw_release, types: [HANG] # git bisect good 6df928086070b4db8cadc31a4424524f57c584ae Bisecting: 873 revisions left to test after this (roughly 10 steps) [b8979c6b4d0d1b36e94f5bc483fd86e38107e554] Merge tag 'soc-drivers-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc determine whether the revision contains the guilty commit revision f9bcc61ad1fbe7dbc6bdd71d31254e429100a009 crashed and is reachable testing commit b8979c6b4d0d1b36e94f5bc483fd86e38107e554 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: eafd352be6af6b2504a2435ec5d8e478ad6a817f675c41900c7ba9e762098dc8 run #0: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #1: crashed: INFO: rcu detected stall in raw_release run #2: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #3: crashed: INFO: rcu detected stall in request_firmware_work_func run #4: crashed: INFO: rcu detected stall in raw_release run #5: crashed: INFO: rcu detected stall in hub_event run #6: crashed: INFO: rcu detected stall in cfg80211_wiphy_work run #7: crashed: INFO: rcu detected stall in raw_release run #8: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #9: crashed: INFO: task hung in addrconf_verify_work representative crash: INFO: rcu detected stall in mac80211_hwsim_beacon, types: [HANG] # git bisect good b8979c6b4d0d1b36e94f5bc483fd86e38107e554 Bisecting: 425 revisions left to test after this (roughly 9 steps) [1a529af6f81e54f15df162a0c703459937941c54] Merge tag 'asoc-v6.12' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-next determine whether the revision contains the guilty commit revision 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c crashed and is reachable testing commit 1a529af6f81e54f15df162a0c703459937941c54 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 90f12f24e7e9795ec6065b4386d45bb511b6932668463a56126745c8a6ed15a7 run #0: crashed: INFO: rcu detected stall in hub_event run #1: crashed: INFO: rcu detected stall in hub_event run #2: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames run #3: crashed: INFO: rcu detected stall in raw_release run #4: crashed: INFO: rcu detected stall in hsr_announce run #5: crashed: INFO: rcu detected stall in raw_release run #6: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #7: crashed: INFO: rcu detected stall in hub_event run #8: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames run #9: crashed: INFO: rcu detected stall in raw_release representative crash: INFO: rcu detected stall in hub_event, types: [HANG] # git bisect good 1a529af6f81e54f15df162a0c703459937941c54 Bisecting: 217 revisions left to test after this (roughly 8 steps) [395b15778e8f1b580334c558c9a6e9f1b28fcc76] Merge tag 'linux_kselftest-nolibc-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest determine whether the revision contains the guilty commit revision f9bcc61ad1fbe7dbc6bdd71d31254e429100a009 crashed and is reachable testing commit 395b15778e8f1b580334c558c9a6e9f1b28fcc76 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: bccb71df694bdaca8de5fe05a62e93bd7773f43d21df7e73ad39cc1c866e524d all runs: OK false negative chance: 0.000 # git bisect bad 395b15778e8f1b580334c558c9a6e9f1b28fcc76 Bisecting: 97 revisions left to test after this (roughly 7 steps) [70f43ea3a360c5a7d3474b0cfbabb80be6424596] Merge tag 'x86-mm-2024-09-17' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip determine whether the revision contains the guilty commit revision 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c crashed and is reachable testing commit 70f43ea3a360c5a7d3474b0cfbabb80be6424596 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7349d238d2c7c5800ba9d2a30fbbef58736e56c644892e94b556a843617ea8f8 all runs: OK false negative chance: 0.000 # git bisect bad 70f43ea3a360c5a7d3474b0cfbabb80be6424596 Bisecting: 59 revisions left to test after this (roughly 6 steps) [5ba202a7c986fc58dd2fd1571c99667ab2699995] Merge tag 'x86-build-2024-09-17' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip determine whether the revision contains the guilty commit revision b8979c6b4d0d1b36e94f5bc483fd86e38107e554 crashed and is reachable testing commit 5ba202a7c986fc58dd2fd1571c99667ab2699995 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 75f42c52bca8943b26ec67132f558972b1a79756572a8def2cc2fb704eae8783 all runs: OK false negative chance: 0.000 # git bisect bad 5ba202a7c986fc58dd2fd1571c99667ab2699995 Bisecting: 25 revisions left to test after this (roughly 5 steps) [46d2efc4efc00e09a47e41f753af69a9fe169ec4] Merge tag 'arm-soc/for-6.12/soc' of https://github.com/Broadcom/stblinux into soc/arm determine whether the revision contains the guilty commit revision 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c crashed and is reachable testing commit 46d2efc4efc00e09a47e41f753af69a9fe169ec4 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e4466127e3046e3535c071ffd3a76163e8db0e4b6ab01fa4c6fd574cf6d5d347 run #0: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #1: crashed: INFO: rcu detected stall in raw_release run #2: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #3: crashed: INFO: rcu detected stall in corrupted run #4: crashed: INFO: rcu detected stall in raw_release run #5: crashed: INFO: rcu detected stall in raw_release run #6: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #7: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #8: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames run #9: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor299603623" "root@10.128.1.205:./syz-executor299603623"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.1.205, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u3, OpenSSL 3.0.14 4 Jun 2024 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.1.205 [10.128.1.205] port 22. debug1: fd 3 clearing O_NONBLOCK debug1: Connection established. debug1: identity file /root/.ssh/id_rsa type -1 debug1: identity file /root/.ssh/id_rsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa type -1 debug1: identity file /root/.ssh/id_ecdsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa_sk type -1 debug1: identity file /root/.ssh/id_ecdsa_sk-cert type -1 debug1: identity file /root/.ssh/id_ed25519 type -1 debug1: identity file /root/.ssh/id_ed25519-cert type -1 debug1: identity file /root/.ssh/id_ed25519_sk type -1 debug1: identity file /root/.ssh/id_ed25519_sk-cert type -1 debug1: identity file /root/.ssh/id_xmss type -1 debug1: identity file /root/.ssh/id_xmss-cert type -1 debug1: identity file /root/.ssh/id_dsa type -1 debug1: identity file /root/.ssh/id_dsa-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_9.2p1 Debian-2+deb12u3 Connection timed out during banner exchange Connection to 10.128.1.205 port 22 timed out scp: Connection closed representative crash: INFO: rcu detected stall in mac80211_hwsim_beacon, types: [HANG] # git bisect good 46d2efc4efc00e09a47e41f753af69a9fe169ec4 Bisecting: 13 revisions left to test after this (roughly 4 steps) [d32d0c26ed67cedd4ee58938c233ec30c0c9b6d2] Merge tag 'imx-defconfig-6.12' of https://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into soc/defconfig determine whether the revision contains the guilty commit revision 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c crashed and is reachable testing commit d32d0c26ed67cedd4ee58938c233ec30c0c9b6d2 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 52a541d84fe7b17992e48793e4ff53a82c99eaae6ba5fe5f76001ee3cedf48e2 run #0: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #1: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #2: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #3: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames run #4: crashed: INFO: rcu detected stall in raw_release run #5: crashed: INFO: rcu detected stall in raw_release run #6: crashed: INFO: rcu detected stall in hub_event run #7: crashed: INFO: rcu detected stall in hub_event run #8: crashed: INFO: rcu detected stall in addrconf_rs_timer run #9: crashed: INFO: rcu detected stall in hub_event representative crash: INFO: rcu detected stall in mac80211_hwsim_beacon, types: [HANG] # git bisect good d32d0c26ed67cedd4ee58938c233ec30c0c9b6d2 Bisecting: 6 revisions left to test after this (roughly 3 steps) [7eee0f8bbd1b6946236624d25a938cb34c1ba2a9] Merge tag 'v6.11-next-defconfig' of https://git.kernel.org/pub/scm/linux/kernel/git/mediatek/linux into soc/defconfig determine whether the revision contains the guilty commit revision f9bcc61ad1fbe7dbc6bdd71d31254e429100a009 crashed and is reachable testing commit 7eee0f8bbd1b6946236624d25a938cb34c1ba2a9 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 97d1989a652a472990aa5fbfdf52b6382f31a65ce0116a4f94bc3420ce6e6dd3 run #0: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames run #1: crashed: INFO: rcu detected stall in __hrtimer_run_queues run #2: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #3: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames run #4: crashed: INFO: rcu detected stall in raw_release run #5: crashed: BUG: soft lockup in ieee80211_handle_queued_frames run #6: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames run #7: crashed: BUG: soft lockup in __hrtimer_run_queues run #8: crashed: INFO: rcu detected stall in raw_release run #9: OK representative crash: INFO: rcu detected stall in ieee80211_handle_queued_frames, types: [HANG] # git bisect good 7eee0f8bbd1b6946236624d25a938cb34c1ba2a9 Bisecting: 3 revisions left to test after this (roughly 2 steps) [f34d086fb7102fec895fd58b9e816b981b284c17] module: Fix KCOV-ignored file name determine whether the revision contains the guilty commit revision 56fb6f92854f29dcb6c3dc3ba92eeda1b615e88c crashed and is reachable testing commit f34d086fb7102fec895fd58b9e816b981b284c17 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fc021bf10fb0f671cd90faa2dc8c3ef234f8b207c9c0490b65ca1093c2d0b916 run #0: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames run #1: crashed: INFO: rcu detected stall in hub_event run #2: crashed: INFO: rcu detected stall in raw_release run #3: crashed: INFO: rcu detected stall in hub_event run #4: crashed: INFO: rcu detected stall in raw_release run #5: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #6: crashed: INFO: rcu detected stall in raw_release run #7: crashed: INFO: rcu detected stall in raw_release run #8: crashed: INFO: rcu detected stall in request_firmware_work_func run #9: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor261251805" "root@10.128.1.15:./syz-executor261251805"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.1.15, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u3, OpenSSL 3.0.14 4 Jun 2024 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.1.15 [10.128.1.15] port 22. debug1: fd 3 clearing O_NONBLOCK debug1: Connection established. debug1: identity file /root/.ssh/id_rsa type -1 debug1: identity file /root/.ssh/id_rsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa type -1 debug1: identity file /root/.ssh/id_ecdsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa_sk type -1 debug1: identity file /root/.ssh/id_ecdsa_sk-cert type -1 debug1: identity file /root/.ssh/id_ed25519 type -1 debug1: identity file /root/.ssh/id_ed25519-cert type -1 debug1: identity file /root/.ssh/id_ed25519_sk type -1 debug1: identity file /root/.ssh/id_ed25519_sk-cert type -1 debug1: identity file /root/.ssh/id_xmss type -1 debug1: identity file /root/.ssh/id_xmss-cert type -1 debug1: identity file /root/.ssh/id_dsa type -1 debug1: identity file /root/.ssh/id_dsa-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_9.2p1 Debian-2+deb12u3 Connection timed out during banner exchange Connection to 10.128.1.15 port 22 timed out scp: Connection closed representative crash: INFO: rcu detected stall in ieee80211_handle_queued_frames, types: [HANG] # git bisect good f34d086fb7102fec895fd58b9e816b981b284c17 Bisecting: 1 revision left to test after this (roughly 1 step) [a940d9a43e623d1ba1e5c499aa843516656c0ae4] Merge tag 'soc-arm-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc determine whether the revision contains the guilty commit revision d32d0c26ed67cedd4ee58938c233ec30c0c9b6d2 crashed and is reachable testing commit a940d9a43e623d1ba1e5c499aa843516656c0ae4 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0d63f7b0c9beaebdfa92e7199f10a10691b312f3c831d4d2982f450350bfb38c run #0: crashed: INFO: rcu detected stall in cfg80211_wiphy_work run #1: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames run #2: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #3: crashed: INFO: rcu detected stall in hsr_announce run #4: crashed: INFO: rcu detected stall in raw_release run #5: crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames run #6: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #7: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #8: crashed: INFO: rcu detected stall in mac80211_hwsim_beacon run #9: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor3840351705" "root@10.128.10.9:./syz-executor3840351705"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.9, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u3, OpenSSL 3.0.14 4 Jun 2024 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.9 [10.128.10.9] port 22. debug1: fd 3 clearing O_NONBLOCK debug1: Connection established. debug1: identity file /root/.ssh/id_rsa type -1 debug1: identity file /root/.ssh/id_rsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa type -1 debug1: identity file /root/.ssh/id_ecdsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa_sk type -1 debug1: identity file /root/.ssh/id_ecdsa_sk-cert type -1 debug1: identity file /root/.ssh/id_ed25519 type -1 debug1: identity file /root/.ssh/id_ed25519-cert type -1 debug1: identity file /root/.ssh/id_ed25519_sk type -1 debug1: identity file /root/.ssh/id_ed25519_sk-cert type -1 debug1: identity file /root/.ssh/id_xmss type -1 debug1: identity file /root/.ssh/id_xmss-cert type -1 debug1: identity file /root/.ssh/id_dsa type -1 debug1: identity file /root/.ssh/id_dsa-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_9.2p1 Debian-2+deb12u3 Connection timed out during banner exchange Connection to 10.128.10.9 port 22 timed out scp: Connection closed representative crash: INFO: rcu detected stall in cfg80211_wiphy_work, types: [HANG] # git bisect good a940d9a43e623d1ba1e5c499aa843516656c0ae4 Bisecting: 0 revisions left to test after this (roughly 0 steps) [ae94b263f5f69c180347e795fbefa051b65aacc3] x86: Ignore stack unwinding in KCOV determine whether the revision contains the guilty commit revision f9bcc61ad1fbe7dbc6bdd71d31254e429100a009 crashed and is reachable testing commit ae94b263f5f69c180347e795fbefa051b65aacc3 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8b6300b804f052c84c9f0d0ba4ed04fd85cfa0b6c14dd6c204aa1fb5c0bac671 all runs: OK false negative chance: 0.000 # git bisect bad ae94b263f5f69c180347e795fbefa051b65aacc3 ae94b263f5f69c180347e795fbefa051b65aacc3 is the first bad commit commit ae94b263f5f69c180347e795fbefa051b65aacc3 Author: Dmitry Vyukov Date: Tue Jun 11 09:50:33 2024 +0200 x86: Ignore stack unwinding in KCOV Stack unwinding produces large amounts of uninteresting coverage. It's called from KASAN kmalloc/kfree hooks, fault injection, etc. It's not particularly useful and is not a function of system call args. Ignore that code. Signed-off-by: Dmitry Vyukov Signed-off-by: Thomas Gleixner Reviewed-by: Alexander Potapenko Reviewed-by: Marco Elver Reviewed-by: Andrey Konovalov Acked-by: Peter Zijlstra (Intel) Link: https://lore.kernel.org/all/eaf54b8634970b73552dcd38bf9be6ef55238c10.1718092070.git.dvyukov@google.com arch/x86/kernel/Makefile | 8 ++++++++ 1 file changed, 8 insertions(+) accumulated error probability: 0.00 culprit signature: 8b6300b804f052c84c9f0d0ba4ed04fd85cfa0b6c14dd6c204aa1fb5c0bac671 parent signature: fc021bf10fb0f671cd90faa2dc8c3ef234f8b207c9c0490b65ca1093c2d0b916 revisions tested: 23, total time: 8h5m35.567464567s (build: 3h48m39.330066699s, test: 4h3m5.172833606s) first good commit: ae94b263f5f69c180347e795fbefa051b65aacc3 x86: Ignore stack unwinding in KCOV recipients (to): ["andreyknvl@gmail.com" "dvyukov@google.com" "elver@google.com" "glider@google.com" "peterz@infradead.org" "tglx@linutronix.de"] recipients (cc): []