ci2 starts bisection 2023-10-09 08:28:27.017388932 +0000 UTC m=+185294.297149596 bisecting fixing commit since 1321ab403b38366a4cfb283145bb2c005becb1e5 building syzkaller on 39990d513277ce9372a4cc89bdac23d9fc30b056 ensuring issue is reproducible on original commit 1321ab403b38366a4cfb283145bb2c005becb1e5 testing commit 1321ab403b38366a4cfb283145bb2c005becb1e5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f4560c5fe11385ab89771d0ea8128a5c70261634ce822871e511b3368ecb2cd6 all runs: crashed: WARNING in iov_iter_revert representative crash: WARNING in iov_iter_revert, types: [WARNING] check whether we can drop unnecessary instrumentation disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 1321ab403b38366a4cfb283145bb2c005becb1e5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 835b285ebee0230613dae224f9b8e9ceac341ca465694f148e433e4ef7b42e6a all runs: crashed: WARNING in iov_iter_revert representative crash: WARNING in iov_iter_revert, types: [WARNING] the bug reproduces without the instrumentation disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed kconfig minimization: base=3820 full=7525 leaves diff=1996 split chunks (needed=false): <1996> split chunk #0 of len 1996 into 5 parts testing without sub-chunk 1/5 disabling configs for [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 1321ab403b38366a4cfb283145bb2c005becb1e5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c459dcd286dbd60f044659cb7f615da0897b45580757a5b91a5233faf8835fcc all runs: crashed: WARNING in iov_iter_revert representative crash: WARNING in iov_iter_revert, types: [WARNING] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 1321ab403b38366a4cfb283145bb2c005becb1e5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fb9d36c26e45da2662813e5edaa0ca0364d8283e762fab197f817cd0c44a5161 all runs: crashed: WARNING in iov_iter_revert representative crash: WARNING in iov_iter_revert, types: [WARNING] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 1321ab403b38366a4cfb283145bb2c005becb1e5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 850a91fd4fe184dfbc6179482bce9fdf576f7a9ec63553996bf58eb3b2d2f6db all runs: crashed: WARNING in iov_iter_revert representative crash: WARNING in iov_iter_revert, types: [WARNING] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 1321ab403b38366a4cfb283145bb2c005becb1e5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3a0e5344ba5f72f488be3a2b59cc4fee78251542891fc43d1c91ffe2c070637b all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 1321ab403b38366a4cfb283145bb2c005becb1e5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4ab52a3ada3018c66b13eaff6c5325c6fcd8dad8f482ad117e8023463b7e3d07 all runs: crashed: WARNING in iov_iter_revert representative crash: WARNING in iov_iter_revert, types: [WARNING] the chunk can be dropped minimized to 400 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ATM AX25 CFG80211 CMA DAX DLM DVB_CORE ENCRYPTED_KEYS EXTCON GENEVE GPIOLIB HAMRADIO HAVE_CLK 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 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 NF_TPROXY_IPV4 NF_TPROXY_IPV6 NILFS2_FS NLMON NLS_CODEPAGE_1250 NLS_CODEPAGE_1251 NLS_CODEPAGE_737 NLS_CODEPAGE_775 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_POOL PAGE_REPORTING PAHOLE_HAS_BTF_TAG 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 PM_CLK 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_NOTIFIERS 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 SMC SMC_DIAG SMSC_PHY SMS_SIANO_MDTV SMS_SIANO_RC SMS_USB_DRV SND SND_ALOOP SND_BCD2000 SND_CTL_FAST_LOOKUP SND_CTL_LED 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_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 STAGING_MEDIA STP STREAM_PARSER SUNRPC_BACKCHANNEL SUN_PARTITION SW_SYNC SYSFB 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 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 TRANSPARENT_HUGEPAGE TRANSPARENT_HUGEPAGE_MADVISE 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_HOST USB_CHIPIDEA_PCI 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_DWC2 USB_GADGET USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VXLAN WIRELESS WLAN ZONE_DEVICE] disabling configs for [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed determining the merge base between 1321ab403b38366a4cfb283145bb2c005becb1e5 and 94f6f0550c625fab1f373bb86a6669b45e9748b3 830b3c68c1fb1e9176028d02ef86f3cf76aa2476/Linux 6.1 is a merge base, check if it has the bug testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fc025a112c17146ac3bb801d1f545992500673abaca6de7f1b206815a41634af run #0: crashed: WARNING in iov_iter_revert run #1: crashed: WARNING in iov_iter_revert run #2: crashed: WARNING in iov_iter_revert run #3: crashed: WARNING in iov_iter_revert run #4: crashed: WARNING in iov_iter_revert run #5: crashed: WARNING in iov_iter_revert run #6: crashed: WARNING in iov_iter_revert run #7: crashed: WARNING in iov_iter_revert run #8: crashed: WARNING in iov_iter_revert run #9: crashed: no output from test machine representative crash: WARNING in iov_iter_revert, types: [WARNING] testing current HEAD 94f6f0550c625fab1f373bb86a6669b45e9748b3 testing commit 94f6f0550c625fab1f373bb86a6669b45e9748b3 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2ab26b179bcd99e21357252d8759ad8cc13a34a5da25cd07451aa11e2ffb7a5d all runs: OK false negative chance: 0.000 # git bisect start 94f6f0550c625fab1f373bb86a6669b45e9748b3 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 Bisecting: 39442 revisions left to test after this (roughly 15 steps) [b68ee1c6131c540a62ecd443be89c406401df091] Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi determine whether the revision contains the guilty commit revision 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 crashed and is reachable testing commit b68ee1c6131c540a62ecd443be89c406401df091 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 36e5c1fc0c9b91b6ec37878ef60b7c3e4272bb30bc49bc865a184fe15db821a7 all runs: crashed: WARNING in iov_iter_revert representative crash: WARNING in iov_iter_revert, types: [WARNING] # git bisect good b68ee1c6131c540a62ecd443be89c406401df091 Bisecting: 19653 revisions left to test after this (roughly 14 steps) [ca7ce08d6a063e0ccb91dc57f9bc213120d0d1a7] Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi determine whether the revision contains the guilty commit revision 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 crashed and is reachable testing commit ca7ce08d6a063e0ccb91dc57f9bc213120d0d1a7 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 44be4013cf8868d7120dd19e64e0846d73ddea6c9df035e790654fc1904d251a all runs: OK false negative chance: 0.000 # git bisect bad ca7ce08d6a063e0ccb91dc57f9bc213120d0d1a7 Bisecting: 9901 revisions left to test after this (roughly 13 steps) [15adb51c04ccfcf58ac3eec7464a2768fe175fcc] Merge tag 'devicetree-fixes-for-6.4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux determine whether the revision contains the guilty commit revision 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 crashed and is reachable testing commit 15adb51c04ccfcf58ac3eec7464a2768fe175fcc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3023da9cc643d65e6023bb6eb34dcbc642d95daa16b1d42db2a8f13dcab50f1f run #0: infra problem: create image operation failed: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0xc004c7f9f0 0xc004c7fae0 0xc004c7fc70] Location: Message:The zone 'projects/syzkaller/zones/us-central1-c' does not have enough resources available to fulfill the request. '(resource type:compute)'. ForceSendFields:[] NullFields:[]}. run #1: crashed: WARNING in iov_iter_revert run #2: crashed: WARNING in iov_iter_revert run #3: crashed: WARNING in iov_iter_revert run #4: crashed: WARNING in iov_iter_revert run #5: crashed: WARNING in iov_iter_revert run #6: crashed: WARNING in iov_iter_revert run #7: crashed: WARNING in iov_iter_revert run #8: crashed: WARNING in iov_iter_revert run #9: crashed: WARNING in iov_iter_revert representative crash: WARNING in iov_iter_revert, types: [WARNING] # git bisect good 15adb51c04ccfcf58ac3eec7464a2768fe175fcc Bisecting: 4938 revisions left to test after this (roughly 12 steps) [ff7ddcf0db48a7d9ae536eb0875428117be1d1f1] Merge tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux determine whether the revision contains the guilty commit revision 15adb51c04ccfcf58ac3eec7464a2768fe175fcc crashed and is reachable testing commit ff7ddcf0db48a7d9ae536eb0875428117be1d1f1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 770fa64d0e1b33de657eac7ba83f5ab9279cba0c938979ffd216973403c9d967 all runs: OK false negative chance: 0.000 # git bisect bad ff7ddcf0db48a7d9ae536eb0875428117be1d1f1 Bisecting: 2335 revisions left to test after this (roughly 11 steps) [6e17c6de3ddf3073741d9c91a796ee696914d8a0] Merge tag 'mm-stable-2023-06-24-19-15' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm determine whether the revision contains the guilty commit revision 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 crashed and is reachable testing commit 6e17c6de3ddf3073741d9c91a796ee696914d8a0 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 789cd9bd33d1bc2922490adf49b5a702fd8c451c31b0715c4ce816f6cd39701f run #0: infra problem: create image operation failed: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0xc002d3ee60 0xc002d3ef50 0xc002d3eff0] Location: Message:The zone 'projects/syzkaller/zones/us-central1-c' does not have enough resources available to fulfill the request. '(resource type:compute)'. ForceSendFields:[] NullFields:[]}. run #1: infra problem: create image operation failed: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0xc002d3f180 0xc002d3f270 0xc002d3f310] Location: Message:The zone 'projects/syzkaller/zones/us-central1-c' does not have enough resources available to fulfill the request. '(resource type:compute)'. ForceSendFields:[] NullFields:[]}. run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK false negative chance: 0.000 # git bisect bad 6e17c6de3ddf3073741d9c91a796ee696914d8a0 Bisecting: 1303 revisions left to test after this (roughly 10 steps) [cd336f6562d3d7646a9cf071b902db200a1dd77b] Merge tag 'timers-core-2023-06-26' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/tip/tip determine whether the revision contains the guilty commit revision 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 crashed and is reachable testing commit cd336f6562d3d7646a9cf071b902db200a1dd77b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7dc65d98f4257c72611547c73122e4272de8ae040bd85fe0762fa61066d7e678 all runs: OK false negative chance: 0.000 # git bisect bad cd336f6562d3d7646a9cf071b902db200a1dd77b Bisecting: 677 revisions left to test after this (roughly 9 steps) [e940efa936be65866db9ce20798b13fdc6b3891a] Merge tag 'zonefs-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/zonefs determine whether the revision contains the guilty commit revision 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 crashed and is reachable testing commit e940efa936be65866db9ce20798b13fdc6b3891a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b4919059edb6b139303f0ad9cfc1f215afe681421c73ce1b3865dcb878c0637e all runs: crashed: WARNING in iov_iter_revert representative crash: WARNING in iov_iter_revert, types: [WARNING] # git bisect good e940efa936be65866db9ce20798b13fdc6b3891a Bisecting: 377 revisions left to test after this (roughly 8 steps) [fcaa174a9c995cf0af3967e55644a1543ea07e36] scsi/sg: don't grab scsi host module reference determine whether the revision contains the guilty commit revision 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 crashed and is reachable testing commit fcaa174a9c995cf0af3967e55644a1543ea07e36 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 81f6d3c548947cac80977893470b5dddc09c51eb27f26c6e640e634b1de6a865 all runs: OK false negative chance: 0.000 # git bisect bad fcaa174a9c995cf0af3967e55644a1543ea07e36 Bisecting: 149 revisions left to test after this (roughly 7 steps) [f12bc113ce904777fd6ca003b473b427782b3dde] nbd: Add the maximum limit of allocated index in nbd_dev_add determine whether the revision contains the guilty commit revision b68ee1c6131c540a62ecd443be89c406401df091 crashed and is reachable testing commit f12bc113ce904777fd6ca003b473b427782b3dde gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: da931042b62713362b26ea64763e0a30d4428e6b6b39b6bb4cf0e02a5422754d all runs: OK false negative chance: 0.000 # git bisect bad f12bc113ce904777fd6ca003b473b427782b3dde Bisecting: 74 revisions left to test after this (roughly 6 steps) [a7e689dd1c06e0cbd6d216a6868e33099d8fc8d8] block: Convert bio_iov_iter_get_pages to use iov_iter_extract_pages determine whether the revision contains the guilty commit revision b68ee1c6131c540a62ecd443be89c406401df091 crashed and is reachable testing commit a7e689dd1c06e0cbd6d216a6868e33099d8fc8d8 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dcf535f1dfe6dabdc281e78e5e401c2d192dab8a2cf3e391bafaa3e7f79ba592 all runs: OK false negative chance: 0.000 # git bisect bad a7e689dd1c06e0cbd6d216a6868e33099d8fc8d8 Bisecting: 37 revisions left to test after this (roughly 5 steps) [a13bd91be22318768d55470cbc0b0f4488ef9edf] block/rq_qos: protect rq_qos apis with a new lock determine whether the revision contains the guilty commit revision b68ee1c6131c540a62ecd443be89c406401df091 crashed and is reachable testing commit a13bd91be22318768d55470cbc0b0f4488ef9edf gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3fd2b87f65413635f0f44125ebc71ad8cece71e6a847d045af51830c46a6da0a all runs: crashed: WARNING in iov_iter_revert representative crash: WARNING in iov_iter_revert, types: [WARNING] # git bisect good a13bd91be22318768d55470cbc0b0f4488ef9edf Bisecting: 18 revisions left to test after this (roughly 4 steps) [ceb11d0e2da275ca763de25cd129cf7cce56509b] f2fs: Provide a splice-read wrapper determine whether the revision contains the guilty commit revision 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 crashed and is reachable testing commit ceb11d0e2da275ca763de25cd129cf7cce56509b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 276772605f97872f3f5393aaf80a237454fc177c6d207afee56c1e1076feac2c all runs: OK false negative chance: 0.000 # git bisect bad ceb11d0e2da275ca763de25cd129cf7cce56509b Bisecting: 9 revisions left to test after this (roughly 3 steps) [bd194b187115da7b98b660b049315f6c9c8267d1] shmem: Implement splice-read determine whether the revision contains the guilty commit revision 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 crashed and is reachable testing commit bd194b187115da7b98b660b049315f6c9c8267d1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f8abc320e3db934f6a6a70c4acd6a0b04ca43b0294ebd994db21b80864ad5a0d all runs: OK false negative chance: 0.000 # git bisect bad bd194b187115da7b98b660b049315f6c9c8267d1 Bisecting: 4 revisions left to test after this (roughly 2 steps) [e69f37bce1b412161e11715adde30dadba0268a2] splice: Clean up copy_splice_read() a bit determine whether the revision contains the guilty commit revision 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 crashed and is reachable testing commit e69f37bce1b412161e11715adde30dadba0268a2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 29522421b30b2ec8a76147fec3a2138602bf2cf3c197150ae651261de5ffbe58 all runs: crashed: WARNING in iov_iter_revert representative crash: WARNING in iov_iter_revert, types: [WARNING] # git bisect good e69f37bce1b412161e11715adde30dadba0268a2 Bisecting: 2 revisions left to test after this (roughly 1 step) [123856f0e83f457a3a24d15f561a1dd5f0d4b482] splice: Check for zero count in vfs_splice_read() determine whether the revision contains the guilty commit revision b68ee1c6131c540a62ecd443be89c406401df091 crashed and is reachable testing commit 123856f0e83f457a3a24d15f561a1dd5f0d4b482 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b50b5f26b6be11729f3237ad01590855d372f6609298500b03476646d8720fe7 all runs: crashed: WARNING in iov_iter_revert representative crash: WARNING in iov_iter_revert, types: [WARNING] # git bisect good 123856f0e83f457a3a24d15f561a1dd5f0d4b482 Bisecting: 0 revisions left to test after this (roughly 1 step) [b85930a07738a95047a51dc5bc06b18fd91a9799] splice: Make splice from a DAX file use copy_splice_read() determine whether the revision contains the guilty commit revision 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 crashed and is reachable testing commit b85930a07738a95047a51dc5bc06b18fd91a9799 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9e31391c26343c372680867574f336bb3e6972dbae71eedebae35ed002d00194 run #0: infra problem: create image operation failed: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0xc003240910 0xc003240a00 0xc003240aa0] Location: Message:The zone 'projects/syzkaller/zones/us-central1-c' does not have enough resources available to fulfill the request. '(resource type:compute)'. ForceSendFields:[] NullFields:[]}. run #1: infra problem: create image operation failed: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0xc003240b90 0xc003240c80 0xc003240d20] Location: Message:The zone 'projects/syzkaller/zones/us-central1-c' does not have enough resources available to fulfill the request. '(resource type:compute)'. ForceSendFields:[] NullFields:[]}. run #2: infra problem: create image operation failed: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0xc0061cacd0 0xc0061cadc0 0xc0061cae60] Location: Message:The zone 'projects/syzkaller/zones/us-central1-c' does not have enough resources available to fulfill the request. '(resource type:compute)'. ForceSendFields:[] NullFields:[]}. run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK false negative chance: 0.000 # git bisect bad b85930a07738a95047a51dc5bc06b18fd91a9799 Bisecting: 0 revisions left to test after this (roughly 0 steps) [aa3dbde878961dd333cdd3c326b93e6c84a23ed4] splice: Make splice from an O_DIRECT fd use copy_splice_read() determine whether the revision contains the guilty commit revision e69f37bce1b412161e11715adde30dadba0268a2 crashed and is reachable testing commit aa3dbde878961dd333cdd3c326b93e6c84a23ed4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 733eec121818cba7efc2b499f01bd91b235b35ab86def81ba3f86e3a8a79c97b all runs: OK false negative chance: 0.000 # git bisect bad aa3dbde878961dd333cdd3c326b93e6c84a23ed4 aa3dbde878961dd333cdd3c326b93e6c84a23ed4 is the first bad commit commit aa3dbde878961dd333cdd3c326b93e6c84a23ed4 Author: David Howells Date: Mon May 22 14:49:54 2023 +0100 splice: Make splice from an O_DIRECT fd use copy_splice_read() Make a read splice from a file descriptor that's open O_DIRECT use copy_splice_read() to do the reading as filemap_splice_read() is unlikely to find any pagecache to splice. Signed-off-by: David Howells Reviewed-by: Christoph Hellwig Reviewed-by: Christian Brauner cc: Al Viro cc: Jens Axboe cc: linux-fsdevel@vger.kernel.org cc: linux-block@vger.kernel.org cc: linux-mm@kvack.org Link: https://lore.kernel.org/r/20230522135018.2742245-8-dhowells@redhat.com Signed-off-by: Jens Axboe fs/splice.c | 6 ++++++ 1 file changed, 6 insertions(+) accumulated error probability: 0.00 culprit signature: 733eec121818cba7efc2b499f01bd91b235b35ab86def81ba3f86e3a8a79c97b parent signature: b50b5f26b6be11729f3237ad01590855d372f6609298500b03476646d8720fe7 revisions tested: 26, total time: 4h36m5.430481713s (build: 1h21m13.273077151s, test: 3h6m1.113950588s) first good commit: aa3dbde878961dd333cdd3c326b93e6c84a23ed4 splice: Make splice from an O_DIRECT fd use copy_splice_read() recipients (to): ["axboe@kernel.dk" "brauner@kernel.org" "dhowells@redhat.com" "hch@lst.de"] recipients (cc): []