ci2 starts bisection 2023-09-29 03:01:02.980208223 +0000 UTC m=+40619.168797743 bisecting fixing commit since b0ece631f84a3e70341496b000b094b7dfdf4e5f building syzkaller on 2b9ba477a18ed0cc53e6b29a9641292709a7ba24 ensuring issue is reproducible on original commit b0ece631f84a3e70341496b000b094b7dfdf4e5f testing commit b0ece631f84a3e70341496b000b094b7dfdf4e5f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2fb372d1674613573808c280fd98d9c65ae311920b665953c9c3e1fa1e7c31f2 run #0: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #1: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #2: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #3: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #4: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #5: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #6: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #7: crashed: KASAN: out-of-bounds Read in reiserfs_get_unused_objectid run #8: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #9: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #10: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #11: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #12: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #13: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #14: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #15: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #16: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #17: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #18: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid 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" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor1595824365" "root@10.128.1.167:./syz-executor1595824365"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.1.167, user root, command sftp OpenSSH_9.2p1 Debian-2, OpenSSL 3.0.9 30 May 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.1.167 [10.128.1.167] 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 debug1: Remote protocol version 2.0, remote software version OpenSSH_9.1 debug1: compat_banner: match: OpenSSH_9.1 pat OpenSSH* compat 0x04000000 debug1: Authenticating to 10.128.1.167:22 as 'root' debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts: No such file or directory debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts2: No such file or directory debug1: SSH2_MSG_KEXINIT sent debug1: SSH2_MSG_KEXINIT received debug1: kex: algorithm: sntrup761x25519-sha512@openssh.com debug1: kex: host key algorithm: ssh-ed25519 debug1: kex: server->client cipher: chacha20-poly1305@openssh.com MAC: compression: none debug1: kex: client->server cipher: chacha20-poly1305@openssh.com MAC: compression: none debug1: expecting SSH2_MSG_KEX_ECDH_REPLY debug1: SSH2_MSG_KEX_ECDH_REPLY received debug1: Server host key: ssh-ed25519 SHA256:88IuL3orPAmVsyjIy2DvkKzVRHqGoDXxazNYOfOHasg debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts: No such file or directory debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts2: No such file or directory Warning: Permanently added '10.128.1.167' (ED25519) to the list of known hosts. debug1: rekey out after 134217728 blocks debug1: SSH2_MSG_NEWKEYS sent debug1: expecting SSH2_MSG_NEWKEYS debug1: SSH2_MSG_NEWKEYS received debug1: rekey in after 134217728 blocks debug1: Will attempt key: /root/.ssh/id_rsa debug1: Will attempt key: /root/.ssh/id_ecdsa debug1: Will attempt key: /root/.ssh/id_ecdsa_sk debug1: Will attempt key: /root/.ssh/id_ed25519 debug1: Will attempt key: /root/.ssh/id_ed25519_sk debug1: Will attempt key: /root/.ssh/id_xmss debug1: Will attempt key: /root/.ssh/id_dsa debug1: SSH2_MSG_EXT_INFO received debug1: kex_input_ext_info: server-sig-algs= debug1: kex_input_ext_info: publickey-hostbound@openssh.com=<0> debug1: SSH2_MSG_SERVICE_ACCEPT received Authenticated to 10.128.1.167 ([10.128.1.167]:22) using "none". debug1: channel 0: new session [client-session] (inactive timeout: 0) debug1: Requesting no-more-sessions@openssh.com debug1: Entering interactive session. debug1: pledge: network debug1: client_input_global_request: rtype hostkeys-00@openssh.com want_reply 0 debug1: Sending subsystem: sftp debug1: pledge: fork debug1: client_input_channel_req: channel 0 rtype exit-signal reply 0 debug1: client_input_channel_req: channel 0 rtype eow@openssh.com reply 0 debug1: channel 0: free: client-session, nchannels 1 Transferred: sent 3008, received 3476 bytes, in 0.1 seconds Bytes per second: sent 34375.8, received 39724.2 debug1: Exit status -1 scp: Connection closed representative crash: KASAN: use-after-free Read in reiserfs_get_unused_objectid, types: [KASAN] check whether we can drop unnecessary instrumentation disabling configs for [LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit b0ece631f84a3e70341496b000b094b7dfdf4e5f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 262968f664b086b3e3419233f821c1e8558e030e1115cb705e132308d1fc48c3 run #0: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #1: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #2: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #3: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #4: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #5: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #6: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #7: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #8: crashed: KASAN: out-of-bounds Read in reiserfs_get_unused_objectid run #9: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid representative crash: KASAN: use-after-free Read in reiserfs_get_unused_objectid, types: [KASAN] the bug reproduces without the instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed kconfig minimization: base=3703 full=7272 leaves diff=1986 split chunks (needed=false): <1986> split chunk #0 of len 1986 into 5 parts testing without sub-chunk 1/5 disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed testing commit b0ece631f84a3e70341496b000b094b7dfdf4e5f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a33c65af3b480819c7935ff80eafaf6e3022c06cc869c5efcdb2fec86c3a1a14 run #0: crashed: go runtime error run #1: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #2: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #3: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #4: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #5: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #6: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #7: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #8: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #9: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid representative crash: KASAN: use-after-free Read in reiserfs_get_unused_objectid, types: [KASAN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit b0ece631f84a3e70341496b000b094b7dfdf4e5f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cc3ed5052837c635458e501fbd1e533af2ad87624fe677fb60d482cc5542f664 run #0: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #1: crashed: KASAN: out-of-bounds Read in reiserfs_get_unused_objectid run #2: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #3: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #4: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #5: crashed: KASAN: out-of-bounds Read in reiserfs_get_unused_objectid run #6: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #7: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #8: crashed: KASAN: out-of-bounds Read in reiserfs_get_unused_objectid run #9: OK representative crash: KASAN: use-after-free Read in reiserfs_get_unused_objectid, types: [KASAN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed testing commit b0ece631f84a3e70341496b000b094b7dfdf4e5f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5b4cfff6b7ecf5c6d7970e3c6d7c874a9e2c806a776ec3bde7b369af2aa02735 run #0: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #1: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #2: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #3: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #4: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #5: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #6: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #7: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #8: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid 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" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor3573946408" "root@10.128.0.90:./syz-executor3573946408"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.0.90, user root, command sftp OpenSSH_9.2p1 Debian-2, OpenSSL 3.0.9 30 May 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.0.90 [10.128.0.90] 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 kex_exchange_identification: read: Connection reset by peer Connection reset by 10.128.0.90 port 22 scp: Connection closed representative crash: KASAN: use-after-free Read in reiserfs_get_unused_objectid, types: [KASAN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit b0ece631f84a3e70341496b000b094b7dfdf4e5f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d677df7749715e98fb5f699f9dbab930b9bfbe7b0530250fadaf61d65aa4738d all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed testing commit b0ece631f84a3e70341496b000b094b7dfdf4e5f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f79cecb7cbb5f3fcf2c713db9b3f7379e93d79dd0365ec31b8863c0f3d17b307 run #0: crashed: go runtime error run #1: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #2: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #3: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #4: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #5: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #6: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #7: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #8: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid run #9: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid representative crash: KASAN: use-after-free Read in reiserfs_get_unused_objectid, types: [KASAN] the chunk can be dropped minimized to 398 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ASYMMETRIC_TPM_KEY_SUBTYPE ATM AX25 CFG80211 CMA DAX DLM DVB_CORE ENCRYPTED_KEYS EXTCON GENEVE GPIOLIB HAMRADIO HID_SENSOR_HUB HID_SMARTJOYPLUS HID_THRUSTMASTER IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_TABLET INPUT_TOUCHSCREEN IP_SCTP L2TP LIBCRC32C LIBNVDIMM MEDIA_COMMON_OPTIONS MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_RETU MMC MTD MTD_UBI NETFILTER_CONNCOUNT NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 NLS_CODEPAGE_850 NLS_CODEPAGE_852 NLS_CODEPAGE_855 NLS_CODEPAGE_857 NLS_CODEPAGE_860 NLS_CODEPAGE_861 NLS_CODEPAGE_862 NLS_CODEPAGE_863 NLS_CODEPAGE_864 NLS_CODEPAGE_865 NLS_CODEPAGE_866 NLS_CODEPAGE_869 NLS_CODEPAGE_874 NLS_CODEPAGE_932 NLS_CODEPAGE_936 NLS_CODEPAGE_949 NLS_CODEPAGE_950 NLS_ISO8859_13 NLS_ISO8859_14 NLS_ISO8859_15 NLS_ISO8859_2 NLS_ISO8859_3 NLS_ISO8859_4 NLS_ISO8859_5 NLS_ISO8859_6 NLS_ISO8859_7 NLS_ISO8859_8 NLS_ISO8859_9 NLS_KOI8_R NLS_KOI8_U NLS_MAC_CELTIC NLS_MAC_CENTEURO NLS_MAC_CROATIAN NLS_MAC_CYRILLIC NLS_MAC_GAELIC NLS_MAC_GREEK NLS_MAC_ICELAND NLS_MAC_INUIT NLS_MAC_ROMAN NLS_MAC_ROMANIAN NLS_MAC_TURKISH NOP_USB_XCEIV NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NTFS_FS NTFS_RW NULL_TTY NUMA_BALANCING NUMA_BALANCING_DEFAULT_ENABLED NUMA_EMU NUMA_KEEP_MEMINFO NVDIMM_DAX NVDIMM_KEYS NVDIMM_PFN NVME_CORE NVME_FABRICS NVME_FC NVME_MULTIPATH NVME_RDMA NVME_TARGET NVME_TARGET_FC NVME_TARGET_FCLOOP NVME_TARGET_LOOP NVME_TARGET_RDMA NVME_TARGET_TCP NVME_TCP N_GSM N_HDLC OCFS2_DEBUG_FS OCFS2_FS OCFS2_FS_O2CB OCFS2_FS_STATS OCFS2_FS_USERSPACE_CLUSTER OF_GPIO OF_PMEM OMFS_FS OPENVSWITCH OPENVSWITCH_GENEVE OPENVSWITCH_GRE OPENVSWITCH_VXLAN ORANGEFS_FS OSF_PARTITION OVERLAY_FS OVERLAY_FS_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PADATA PAGE_IDLE_FLAG PAGE_REPORTING PAHOLE_HAS_SPLIT_BTF PARPORT PARPORT_NOT_PC PARTITION_ADVANCED PCCARD PCCARD_NONSTATIC PCIEAER PCI_ENDPOINT PCI_IOV PCMCIA PCMCIA_LOAD_CIS PERCPU_STATS PERSISTENT_KEYRINGS PHONET PHYLINK PHY_CPCAP_USB PHY_QCOM_USB_HS PHY_QCOM_USB_HSIC PHY_SAMSUNG_USB2 PHY_TUSB1210 PKCS7_TEST_KEY PKCS8_PRIVATE_KEY_PARSER PNFS_BLOCK PNFS_FILE_LAYOUT PNFS_FLEXFILE_LAYOUT PPP PPPOATM PPPOE PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_DYNAMIC PREEMPT_NOTIFIERS PREEMPT_RCU PRISM2_USB PROC_CHILDREN PSI PSTORE PSTORE_842_COMPRESS PSTORE_COMPRESS PSTORE_DEFLATE_COMPRESS PSTORE_DEFLATE_COMPRESS_DEFAULT PSTORE_LZ4HC_COMPRESS PSTORE_LZ4_COMPRESS PSTORE_LZO_COMPRESS PSTORE_ZSTD_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN R8712U RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_TEA575X RAID6_PQ RAID_ATTRS RC_ATI_REMOTE RC_CORE RC_DEVICES RDMA_RXE RDMA_SIW RDS RDS_RDMA RDS_TCP READ_ONLY_THP_FOR_FS REALTEK_AUTOPM REED_SOLOMON REED_SOLOMON_DEC8 REGMAP REGMAP_I2C REGMAP_IRQ REGMAP_MMIO REGULATOR REGULATOR_TWL4030 REISERFS_FS REISERFS_FS_POSIX_ACL REISERFS_FS_SECURITY REISERFS_FS_XATTR REISERFS_PROC_INFO RESET_CONTROLLER RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 ROMFS_BACKED_BY_BOTH ROMFS_FS ROMFS_ON_BLOCK ROMFS_ON_MTD ROSE RTC_DRV_HID_SENSOR_TIME RXKAD SCHED_CORE SCSI_FC_ATTRS SCSI_HPSA SCSI_ISCSI_ATTRS SCSI_LOGGING SCSI_NETLINK SCSI_SAS_ATA SCSI_SAS_ATTRS SCSI_SAS_LIBSAS SCSI_SCAN_ASYNC SCSI_SRP_ATTRS SCTP_COOKIE_HMAC_MD5 SCTP_COOKIE_HMAC_SHA1 SCTP_DEFAULT_COOKIE_HMAC_MD5 SECONDARY_TRUSTED_KEYRING SECURITY_INFINIBAND SECURITY_NETWORK_XFRM SERIAL_DEV_BUS SERIAL_DEV_CTRL_TTYPORT SERIAL_MCTRL_GPIO SGI_PARTITION SIGNATURE SIGNED_PE_FILE_VERIFICATION SLHC SLIP SLIP_COMPRESSED SLIP_MODE_SLIP6 SLIP_SMART SMARTJOYPLUS_FF SMBFS_COMMON SMC SMC_DIAG SMSC_PHY SMS_SIANO_MDTV SMS_SIANO_RC SMS_USB_DRV SND SND_ALOOP SND_BCD2000 SND_CTL_LED SND_CTL_VALIDATION SND_DEBUG SND_DMA_SGBUF SND_DRIVERS SND_DUMMY SND_DYNAMIC_MINORS SND_HDA SND_HDA_CODEC_ANALOG SND_HDA_CODEC_CA0110 SND_HDA_CODEC_CA0132 SND_HDA_CODEC_CIRRUS SND_HDA_CODEC_CMEDIA SND_HDA_CODEC_CONEXANT SND_HDA_CODEC_HDMI SND_HDA_CODEC_REALTEK SND_HDA_CODEC_SI3054 SND_HDA_CODEC_SIGMATEL SND_HDA_CODEC_VIA SND_HDA_COMPONENT SND_HDA_CORE SND_HDA_GENERIC SND_HDA_GENERIC_LEDS SND_HDA_HWDEP SND_HDA_I915 SND_HDA_INPUT_BEEP SND_HDA_INTEL SND_HDA_PATCH_LOADER SND_HDA_RECONFIG SND_HRTIMER SND_HWDEP SND_INTEL_DSP_CONFIG SND_INTEL_NHLT SND_INTEL_SOUNDWIRE_ACPI SND_JACK SND_JACK_INPUT_DEV SND_MIXER_OSS SND_OSSEMUL SND_PCI SND_PCM SND_PCMCIA SND_PCM_OSS SND_PCM_OSS_PLUGINS SND_PCM_TIMER SND_PCM_XRUN_DEBUG SND_PROC_FS SND_RAWMIDI SND_SEQUENCER SND_SEQUENCER_OSS SND_SEQ_DEVICE SND_SEQ_DUMMY SND_SEQ_HRTIMER_DEFAULT SND_SEQ_MIDI SND_SEQ_MIDI_EVENT SND_SEQ_VIRMIDI SND_SUPPORT_OLD_API SND_TIMER SND_USB SND_USB_6FIRE SND_USB_AUDIO SND_USB_AUDIO_USE_MEDIA_CONTROLLER SND_USB_CAIAQ SND_USB_CAIAQ_INPUT SND_USB_HIFACE SND_USB_LINE6 SND_USB_POD SND_USB_PODHD SND_USB_TONEPORT SND_USB_UA101 SND_USB_US122L SND_USB_USX2Y SND_USB_VARIAX SND_VERBOSE_PROCFS SND_VIRMIDI SND_VIRTIO SND_VMASTER SND_X86 SOCK_CGROUP_DATA SOCK_VALIDATE_XMIT SOLARIS_X86_PARTITION SONY_FF SOUND SOUND_OSS_CORE SOUND_OSS_CORE_PRECLAIM SPI SPI_DLN2 SPI_DYNAMIC SPI_MASTER SQUASHFS SQUASHFS_4K_DEVBLK_SIZE SQUASHFS_DECOMP_SINGLE SQUASHFS_FILE_DIRECT SQUASHFS_LZ4 SQUASHFS_LZO SQUASHFS_XATTR SQUASHFS_XZ SQUASHFS_ZLIB SQUASHFS_ZSTD SSB SSB_PCIHOST_POSSIBLE SSB_PCMCIAHOST_POSSIBLE SSB_SDIOHOST_POSSIBLE STAGING STP STREAM_PARSER SUNRPC_BACKCHANNEL SUN_PARTITION SW_SYNC SYSV68_PARTITION SYSV_FS TABLET_USB_ACECAD TABLET_USB_AIPTEK TABLET_USB_HANWANG TABLET_USB_KBTAB TABLET_USB_PEGASUS TAHVO_USB TAHVO_USB_HOST_BY_DEFAULT TARGET_CORE TASKS_RCU TASKS_RCU_GENERIC TASKS_TRACE_RCU TCG_CRB TCG_TIS TCG_TIS_CORE TCG_TPM TCP_CONG_BBR TCP_CONG_BIC TCP_CONG_CDG TCP_CONG_DCTCP TCP_CONG_HSTCP TCP_CONG_HTCP TCP_CONG_HYBLA TCP_CONG_ILLINOIS TCP_CONG_LP TCP_CONG_NV TCP_CONG_SCALABLE TCP_CONG_VEGAS TCP_CONG_VENO TCP_CONG_WESTWOOD TCP_CONG_YEAH TEXTSEARCH TEXTSEARCH_BM TEXTSEARCH_FSM TEXTSEARCH_KMP THERMAL_NETLINK THP_SWAP THRUSTMASTER_FF TIPC TIPC_CRYPTO TIPC_DIAG TIPC_MEDIA_IB TIPC_MEDIA_UDP TLS TLS_TOE TOUCHSCREEN_SUR40 TOUCHSCREEN_USB_3M TOUCHSCREEN_USB_COMPOSITE TOUCHSCREEN_USB_DMC_TSC10 TOUCHSCREEN_USB_E2I TOUCHSCREEN_USB_EASYTOUCH TOUCHSCREEN_USB_EGALAX TOUCHSCREEN_USB_ELO TOUCHSCREEN_USB_ETT_TC45USB TOUCHSCREEN_USB_ETURBO TOUCHSCREEN_USB_GENERAL_TOUCH TOUCHSCREEN_USB_GOTOP TOUCHSCREEN_USB_GUNZE TOUCHSCREEN_USB_IDEALTEK TOUCHSCREEN_USB_IRTOUCH TOUCHSCREEN_USB_ITM TOUCHSCREEN_USB_JASTEC TOUCHSCREEN_USB_NEXIO TOUCHSCREEN_USB_PANJIT TOUCHSCREEN_USB_ZYTRONIC TPM_KEY_PARSER TRANSPARENT_HUGEPAGE TRANSPARENT_HUGEPAGE_MADVISE TRUSTED_KEYS TTPCI_EEPROM TTY_PRINTK TUN_VNET_CROSS_LE TWL4030_CORE TYPEC TYPEC_FUSB302 TYPEC_TCPCI TYPEC_TCPM TYPEC_TPS6598X TYPEC_UCSI UBIFS_ATIME_SUPPORT UBIFS_FS UBIFS_FS_ADVANCED_COMPR UBIFS_FS_LZO UBIFS_FS_SECURITY UBIFS_FS_XATTR UBIFS_FS_ZLIB UBIFS_FS_ZSTD UCSI_ACPI UDF_FS UDMABUF UFS_FS UFS_FS_WRITE UHID ULTRIX_PARTITION UNICODE UNIXWARE_DISKLABEL UNIX_DIAG USB4 USB4_NET USBIP_CORE USBIP_HOST USBIP_VHCI_HCD USBIP_VUDC USBPCWATCHDOG USB_ACM USB_ADUTUX USB_AIRSPY USB_ALI_M5632 USB_AN2720 USB_APPLEDISPLAY USB_ARMLINUX USB_BDC_UDC USB_BELKIN USB_C67X00_HCD USB_CATC USB_CDC_PHONET USB_CHAOSKEY USB_CHIPIDEA USB_CHIPIDEA_GENERIC USB_CHIPIDEA_HOST USB_CHIPIDEA_IMX USB_CHIPIDEA_MSM USB_CHIPIDEA_PCI USB_CHIPIDEA_TEGRA USB_CHIPIDEA_UDC USB_CONFIGFS USB_CONFIGFS_ACM USB_CONFIGFS_ECM USB_CONFIGFS_ECM_SUBSET USB_CONFIGFS_EEM USB_CONFIGFS_F_FS USB_CONFIGFS_F_HID USB_CONFIGFS_F_LB_SS USB_CONFIGFS_F_MIDI USB_CONFIGFS_F_PRINTER USB_CONFIGFS_F_TCM USB_DWC2 USB_GADGET USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VIDEO_V4L2 VXLAN WIRELESS WLAN ZONE_DEVICE] disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing current HEAD b911329317b4218e63baf78f3f422efbaa7198ed testing commit b911329317b4218e63baf78f3f422efbaa7198ed gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 65dbb36e4588a811bd47d1e5bd2ccd61688a8f3b5f61908c0fc4c7d7deea0be4 all runs: crashed: KASAN: use-after-free Read in reiserfs_get_unused_objectid representative crash: KASAN: use-after-free Read in reiserfs_get_unused_objectid, types: [KASAN] crash still not fixed/happens on the oldest tested release revisions tested: 8, total time: 1h6m24.520991409s (build: 24m36.769463206s, test: 38m19.816929938s) crash still not fixed or there were kernel test errors commit msg: Linux 5.15.133 crash: KASAN: use-after-free Read in reiserfs_get_unused_objectid REISERFS (device loop0): using ordered data mode reiserfs: using flush barriers REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 REISERFS (device loop0): checking transaction log (loop0) REISERFS (device loop0): Using r5 hash to sort names ================================================================== BUG: KASAN: use-after-free in reiserfs_get_unused_objectid+0x26f/0x3c0 fs/reiserfs/objectid.c:87 Read of size 250888 at addr ffff88806a97e058 by task syz-executor.0/2016 CPU: 0 PID: 2016 Comm: syz-executor.0 Not tainted 5.15.133-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x41/0x5e lib/dump_stack.c:106 print_address_description.constprop.0.cold+0x6c/0x309 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report.cold+0x83/0xdf mm/kasan/report.c:451 check_region_inline mm/kasan/generic.c:183 [inline] kasan_check_range+0x13d/0x180 mm/kasan/generic.c:189 memmove+0x20/0x60 mm/kasan/shadow.c:54 reiserfs_get_unused_objectid+0x26f/0x3c0 fs/reiserfs/objectid.c:87 reiserfs_new_inode+0x422/0x1ee0 fs/reiserfs/inode.c:1952 reiserfs_mkdir+0x40c/0x870 fs/reiserfs/namei.c:845 xattr_mkdir fs/reiserfs/xattr.c:76 [inline] create_privroot fs/reiserfs/xattr.c:889 [inline] reiserfs_xattr_init+0x494/0xb10 fs/reiserfs/xattr.c:1012 reiserfs_fill_super+0x1bbc/0x26d0 fs/reiserfs/super.c:2179 mount_bdev+0x2c3/0x3a0 fs/super.c:1387 legacy_get_tree+0xfa/0x1f0 fs/fs_context.c:611 vfs_get_tree+0x83/0x1b0 fs/super.c:1517 do_new_mount fs/namespace.c:2994 [inline] path_mount+0x41e/0x19f0 fs/namespace.c:3324 do_mount fs/namespace.c:3337 [inline] __do_sys_mount fs/namespace.c:3545 [inline] __se_sys_mount fs/namespace.c:3522 [inline] __x64_sys_mount+0x1f5/0x260 fs/namespace.c:3522 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fc1d9cae05a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc1d982eee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fc1d982ef80 RCX: 00007fc1d9cae05a RDX: 0000000020000080 RSI: 0000000020000040 RDI: 00007fc1d982ef40 RBP: 0000000020000080 R08: 00007fc1d982ef80 R09: 0000000000008008 R10: 0000000000008008 R11: 0000000000000246 R12: 0000000020000040 R13: 00007fc1d982ef40 R14: 0000000000001138 R15: 00000000200000c0 The buggy address belongs to the page: page:ffffea0001aa5f80 refcount:3 mapcount:0 mapping:ffff888145340808 index:0x10 pfn:0x6a97e memcg:ffff88807548c000 aops:def_blk_aops ino:700000 flags: 0xfff00000002022(referenced|active|private|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000002022 0000000000000000 dead000000000122 ffff888145340808 raw: 0000000000000010 ffff88806f24bae0 00000003ffffffff ffff88807548c000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Movable, gfp_mask 0x108c48(GFP_NOFS|__GFP_NOFAIL|__GFP_HARDWALL|__GFP_MOVABLE), pid 2016, ts 47023095496, free_ts 5982896477 prep_new_page mm/page_alloc.c:2426 [inline] get_page_from_freelist+0x1334/0x2dc0 mm/page_alloc.c:4159 __alloc_pages+0x1b2/0x440 mm/page_alloc.c:5421 pagecache_get_page+0x299/0xdd0 mm/filemap.c:1940 find_or_create_page include/linux/pagemap.h:420 [inline] grow_dev_page fs/buffer.c:949 [inline] grow_buffers fs/buffer.c:1014 [inline] __getblk_slow+0x1a6/0x7a0 fs/buffer.c:1041 __getblk_gfp fs/buffer.c:1336 [inline] __bread_gfp+0x1e6/0x2f0 fs/buffer.c:1381 sb_bread include/linux/buffer_head.h:337 [inline] read_super_block+0x7c/0x840 fs/reiserfs/super.c:1606 reiserfs_fill_super+0xa41/0x26d0 fs/reiserfs/super.c:1968 mount_bdev+0x2c3/0x3a0 fs/super.c:1387 legacy_get_tree+0xfa/0x1f0 fs/fs_context.c:611 vfs_get_tree+0x83/0x1b0 fs/super.c:1517 do_new_mount fs/namespace.c:2994 [inline] path_mount+0x41e/0x19f0 fs/namespace.c:3324 do_mount fs/namespace.c:3337 [inline] __do_sys_mount fs/namespace.c:3545 [inline] __se_sys_mount fs/namespace.c:3522 [inline] __x64_sys_mount+0x1f5/0x260 fs/namespace.c:3522 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1340 [inline] free_pcp_prepare+0x379/0x850 mm/page_alloc.c:1391 free_unref_page_prepare mm/page_alloc.c:3317 [inline] free_unref_page+0x19/0x510 mm/page_alloc.c:3396 free_contig_range+0x8b/0xb0 mm/page_alloc.c:9340 destroy_args+0x7e/0x503 mm/debug_vm_pgtable.c:1018 debug_vm_pgtable+0x170d/0x178f mm/debug_vm_pgtable.c:1331 do_one_initcall+0xb4/0x320 init/main.c:1295 do_initcall_level init/main.c:1368 [inline] do_initcalls init/main.c:1384 [inline] do_basic_setup init/main.c:1403 [inline] kernel_init_freeable+0x51b/0x57d init/main.c:1608 kernel_init+0x14/0x120 init/main.c:1499 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298 Memory state around the buggy address: ffff88806a981f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff88806a981f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff88806a982000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ^ ffff88806a982080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff88806a982100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ==================================================================