ci2 starts bisection 2023-09-14 22:25:02.168908307 +0000 UTC m=+137234.198082409 bisecting fixing commit since c8c655c34e33544aec9d64b660872ab33c29b5f1 building syzkaller on 62df2017e3b1edd786a4c737bd4ccba2b4581d88 ensuring issue is reproducible on original commit c8c655c34e33544aec9d64b660872ab33c29b5f1 testing commit c8c655c34e33544aec9d64b660872ab33c29b5f1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1013ef644768d83d87fbb6b216a81e1c43a4ef693715458cf83a9f059b69beaf run #0: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #1: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #2: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #3: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #4: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #5: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #6: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #7: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #8: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #9: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #10: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #11: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #12: crashed: no output from test machine run #13: crashed: no output from test machine run #14: crashed: no output from test machine run #15: crashed: no output from test machine run #16: crashed: no output from test machine run #17: crashed: no output from test machine run #18: crashed: no output from test machine run #19: crashed: no output from test machine representative crash: WARNING: lock held when returning to user space in f2fs_write_single_data_page, types: [LOCKDEP UNKNOWN] check whether we can drop unnecessary instrumentation disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit c8c655c34e33544aec9d64b660872ab33c29b5f1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a2eb2bced40936d5c66d5c2b730db68048b34bb2d8526af3ba1e5b0d35a2ef93 run #0: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #1: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #2: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #3: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: no output from test machine, types: [UNKNOWN LOCKDEP] the bug reproduces without the instrumentation disabling configs for [HANG LEAK UBSAN BUG KASAN ATOMIC_SLEEP], they are not needed kconfig minimization: base=3876 full=7602 leaves diff=1999 split chunks (needed=false): <1999> split chunk #0 of len 1999 into 5 parts testing without sub-chunk 1/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit c8c655c34e33544aec9d64b660872ab33c29b5f1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 500d898d6a806e2d5f97172e3d09e7cb164113cb439f52aa6e8085782dc60771 run #0: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #1: crashed: no output from test machine run #2: crashed: no output from test machine run #3: crashed: no output from test machine run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: no output from test machine, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [KASAN ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit c8c655c34e33544aec9d64b660872ab33c29b5f1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c4cb6f28844fde6f4abdf4dbee70ab7340eeb1c65b2744bc0865c426f4870ac1 all runs: OK false negative chance: 0.000 testing without sub-chunk 3/5 disabling configs for [BUG KASAN ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit c8c655c34e33544aec9d64b660872ab33c29b5f1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 70434a19084da57614b760f2f19f7339e348b1eb0aadb53dfbb245ba380f1110 run #0: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #1: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #2: crashed: no output from test machine run #3: crashed: no output from test machine run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: no output from test machine, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [HANG LEAK UBSAN BUG KASAN ATOMIC_SLEEP], they are not needed testing commit c8c655c34e33544aec9d64b660872ab33c29b5f1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 52a67cc59c8f4a037d26ca73b7dc33d0d8ed640cf6b5bb0b1af5b178ae5017d0 run #0: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #1: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #2: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #3: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #4: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: WARNING: lock held when returning to user space in f2fs_write_single_data_page, types: [LOCKDEP UNKNOWN] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [UBSAN BUG KASAN ATOMIC_SLEEP HANG LEAK], they are not needed testing commit c8c655c34e33544aec9d64b660872ab33c29b5f1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d58e22f3336907764e2497799ee4ec077b3790862fe7b09f56bed3ce19ed5c92 run #0: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #1: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #2: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #3: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #4: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #5: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: WARNING: lock held when returning to user space in f2fs_write_single_data_page, types: [LOCKDEP UNKNOWN] the chunk can be dropped minimized to 400 configs; suspects: [6LOWPAN ARCH_ENABLE_MEMORY_HOTREMOVE ASUS_WMI CMA COMMON_CLK DAX DLM DRM DRM_BRIDGE DRM_CIRRUS_QEMU DRM_DEBUG_MM DRM_DISPLAY_DP_HELPER DRM_DISPLAY_HDCP_HELPER DRM_DISPLAY_HDMI_HELPER DRM_DISPLAY_HELPER DRM_DP_AUX_BUS DRM_DP_AUX_CHARDEV DRM_FBDEV_EMULATION DRM_GEM_SHMEM_HELPER DRM_I915 DRM_I915_CAPTURE_ERROR DRM_I915_COMPRESS_ERROR DRM_I915_USERPTR DRM_KMS_HELPER DRM_MIPI_DSI DRM_PANEL DRM_PANEL_BRIDGE DRM_PANEL_EDP DRM_PANEL_ORIENTATION_QUIRKS DRM_SIMPLEDRM DRM_TTM DRM_TTM_HELPER DRM_UDL DRM_VGEM DRM_VIRTIO_GPU DRM_VIRTIO_GPU_KMS DRM_VKMS DRM_VMWGFX DRM_VRAM_HELPER DUMMY DVB_AF9013 DVB_AF9033 DVB_AS102 DVB_AS102_FE DVB_B2C2_FLEXCOP DVB_B2C2_FLEXCOP_USB DVB_CORE DVB_DIB3000MB DVB_DIB3000MC DVB_EC100 DVB_GP8PSK_FE DVB_RTL2830 DVB_RTL2832 DVB_RTL2832_SDR DVB_TEST_DRIVERS DVB_TTUSB_BUDGET DVB_TTUSB_DEC DVB_USB DVB_USB_A800 DVB_USB_AF9005 DVB_USB_AF9005_REMOTE DVB_USB_AF9015 DVB_USB_AF9035 DVB_USB_ANYSEE DVB_USB_AU6610 DVB_USB_AZ6007 DVB_USB_AZ6027 DVB_USB_CE6230 DVB_USB_CINERGY_T2 DVB_USB_CXUSB DVB_USB_DIB0700 DVB_USB_DIB3000MC DVB_USB_DIBUSB_MB DVB_USB_DIBUSB_MC DVB_USB_DIGITV DVB_USB_DTT200U DVB_USB_DTV5100 DVB_USB_DVBSKY DVB_USB_DW2102 DVB_USB_EC168 DVB_USB_GL861 DVB_USB_GP8PSK DVB_USB_LME2510 DVB_USB_M920X DVB_USB_MXL111SF DVB_USB_NOVA_T_USB2 DVB_USB_OPERA1 DVB_USB_PCTV452E DVB_USB_RTL28XXU DVB_USB_TECHNISAT_USB2 DVB_USB_TTUSB2 DVB_USB_UMT_010 DVB_USB_V2 DVB_USB_VP702X DVB_USB_VP7045 DVB_USB_ZD1301 DVB_VIDTV DVB_ZL10353 ECRYPT_FS ECRYPT_FS_MESSAGING EDAC EEPROM_93CX6 EFS_FS ENCRYPTED_KEYS EQUALIZER EROFS_FS EROFS_FS_POSIX_ACL EROFS_FS_SECURITY EROFS_FS_XATTR EROFS_FS_ZIP EVM EVM_ADD_XATTRS EVM_ATTR_FSUUID EVM_EXTRA_SMACK_XATTRS EXFAT_FS EXPORTFS_BLOCK_OPS EXT3_FS EXT3_FS_POSIX_ACL EXT3_FS_SECURITY EXTCON EXTCON_INTEL_CHT_WC F2FS_CHECK_FS F2FS_FAULT_INJECTION F2FS_FS F2FS_FS_COMPRESSION F2FS_FS_LZ4 F2FS_FS_LZ4HC F2FS_FS_LZO F2FS_FS_LZORLE F2FS_FS_POSIX_ACL F2FS_FS_SECURITY F2FS_FS_XATTR F2FS_FS_ZSTD F2FS_STAT_FS FANOTIFY FANOTIFY_ACCESS_PERMISSIONS FB FB_CFB_COPYAREA FB_CFB_FILLRECT FB_CFB_IMAGEBLIT FB_DEFERRED_IO FB_NOTIFY FB_SYS_COPYAREA FB_SYS_FILLRECT FB_SYS_FOPS FB_SYS_IMAGEBLIT FB_TILEBLITTING FB_VESA FB_VGA16 FB_VIRTUAL FDDI FIREWIRE FIREWIRE_NET FIREWIRE_OHCI FIREWIRE_SBP2 FONT_8x16 FONT_8x8 FONT_SUPPORT FRAMEBUFFER_CONSOLE FRAMEBUFFER_CONSOLE_DETECT_PRIMARY FRAMEBUFFER_CONSOLE_ROTATION FRONTSWAP FS_DAX FS_DAX_PMD FS_ENCRYPTION FS_ENCRYPTION_ALGS FS_VERITY FS_VERITY_BUILTIN_SIGNATURES FTL FUSE_DAX FUSE_FS FW_LOADER_COMPRESS FW_LOADER_PAGED_BUF FW_LOADER_SYSFS FW_LOADER_USER_HELPER FW_LOADER_USER_HELPER_FALLBACK GACT_PROB GARP GENERIC_PHY GET_FREE_REGION GFS2_FS GFS2_FS_LOCKING_DLM GOOGLE_COREBOOT_TABLE GOOGLE_FIRMWARE GOOGLE_MEMCONSOLE GOOGLE_MEMCONSOLE_COREBOOT GOOGLE_VPD GPIOLIB GPIOLIB_IRQCHIP GPIO_ACPI GPIO_DLN2 GPIO_VIPERBOARD GREENASIA_FF GREYBUS GREYBUS_BRIDGED_PHY GREYBUS_ES2 GREYBUS_HID GREYBUS_USB GTP GUEST_PERF_EVENTS GVE HAVE_ARCH_NODE_DEV_GROUP HAVE_ARCH_USERFAULTFD_MINOR HAVE_ARCH_USERFAULTFD_WP HAVE_BOOTMEM_INFO_NODE HAVE_CLK_PREPARE HAVE_HARDENED_USERCOPY_ALLOCATOR HAVE_KVM_CPU_RELAX_INTERCEPT HAVE_KVM_DIRTY_RING HAVE_KVM_DIRTY_RING_ACQ_REL HAVE_KVM_DIRTY_RING_TSO HAVE_KVM_EVENTFD HAVE_KVM_IRQCHIP HAVE_KVM_IRQFD HAVE_KVM_IRQ_BYPASS HAVE_KVM_IRQ_ROUTING HAVE_KVM_MSI HAVE_KVM_NO_POLL HAVE_KVM_PFNCACHE HAVE_KVM_PM_NOTIFIER HAVE_SCHED_AVG_IRQ HDLC HDLC_CISCO HDLC_FR HDLC_PPP HDLC_RAW HDLC_RAW_ETH HDLC_X25 HDMI HFSPLUS_FS HFS_FS HID_ACCUTOUCH HID_ACRUX HID_ACRUX_FF HID_ALPS HID_APPLEIR HID_ASUS HID_AUREAL HID_BATTERY_STRENGTH HID_BETOP_FF HID_CMEDIA HID_CORSAIR HID_CP2112 HID_ELECOM HID_ELO HID_EMS_FF HID_GEMBIRD HID_GFRM HID_GREENASIA HID_GT683R HID_HOLTEK HID_ICADE HID_KEYTOUCH HID_KYE HID_LCPOWER HID_LED HID_LENOVO HID_LOGITECH_DJ HID_LOGITECH_HIDPP HID_MAGICMOUSE HID_MAYFLASH HID_MULTITOUCH HID_NTI HID_ORTEK HID_PENMOUNT HID_PICOLCD HID_PICOLCD_BACKLIGHT HID_PICOLCD_CIR HID_PICOLCD_FB HID_PICOLCD_LCD HID_PICOLCD_LEDS HID_PLANTRONICS HID_PRIMAX HID_PRODIKEYS HID_RETRODE HID_RMI HID_ROCCAT HID_SAITEK HID_SENSOR_ACCEL_3D HID_SENSOR_ALS HID_SENSOR_CUSTOM_SENSOR HID_SENSOR_DEVICE_ROTATION HID_SENSOR_GYRO_3D HID_SENSOR_HUB HID_SENSOR_HUMIDITY HID_SENSOR_IIO_COMMON HID_SENSOR_IIO_TRIGGER HID_SENSOR_INCLINOMETER_3D HID_SENSOR_MAGNETOMETER_3D HID_SENSOR_PRESS HID_SENSOR_PROX HID_SENSOR_TEMP HID_SPEEDLINK HID_STEELSERIES HID_THINGM HID_TIVO HID_TWINHAN HID_UCLOGIC HID_UDRAW_PS3 HID_WACOM HID_WALTOP HID_WIIMOTE HID_XINMO HID_ZYDACRON HMM_MIRROR HOLTEK_FF HOTPLUG_PCI_PCIE HPET_MMAP HPET_MMAP_DEFAULT HPFS_FS I2C_ALGOBIT I2C_CHARDEV I2C_DESIGNWARE_CORE I2C_DESIGNWARE_PLATFORM I2C_DIOLAN_U2C I2C_DLN2 I2C_MUX I2C_MUX_REG I2C_ROBOTFUZZ_OSIF I2C_SI4713 I2C_SLAVE I2C_SLAVE_EEPROM I2C_TINY_USB I2C_VIPERBOARD IEEE802154 IEEE802154_6LOWPAN IEEE802154_ATUSB IEEE802154_DRIVERS IEEE802154_HWSIM IEEE802154_NL802154_EXPERIMENTAL IEEE802154_SOCKET IFB IIO IIO_BUFFER IIO_KFIFO_BUF IIO_TRIGGER IIO_TRIGGERED_BUFFER IKCONFIG IKCONFIG_PROC IMA IMA_APPRAISE IMA_APPRAISE_MODSIG IMA_DEFAULT_HASH_SHA256 IMA_LSM_RULES IMA_MEASURE_ASYMMETRIC_KEYS IMA_NG_TEMPLATE IMA_QUEUE_EARLY_BOOT_KEYS IMA_READ_POLICY IMA_WRITE_POLICY INET6_ESPINTCP INET6_ESP_OFFLOAD INET6_IPCOMP INET6_TUNNEL INET6_XFRM_TUNNEL INET_AH INET_DCCP_DIAG INET_DIAG INET_DIAG_DESTROY INET_ESP INET_ESPINTCP INET_ESP_OFFLOAD INET_IPCOMP INET_MPTCP_DIAG INET_RAW_DIAG INET_SCTP_DIAG INET_TCP_DIAG INET_UDP_DIAG INET_XFRM_TUNNEL INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_ADDR_TRANS_CONFIGFS INFINIBAND_IPOIB INFINIBAND_IPOIB_CM INFINIBAND_IPOIB_DEBUG INFINIBAND_ISER INFINIBAND_ON_DEMAND_PAGING INFINIBAND_RTRS INFINIBAND_SRP INFINIBAND_USER_ACCESS INFINIBAND_USER_MAD INFINIBAND_USER_MEM INPUT_ATI_REMOTE2 INPUT_CM109 INPUT_IMS_PCU INPUT_JOYDEV INPUT_KEYSPAN_REMOTE INPUT_LEDS INPUT_MOUSEDEV INPUT_MOUSEDEV_PSAUX INPUT_POWERMATE INPUT_UINPUT INPUT_YEALINK INTEGRITY INTEGRITY_ASYMMETRIC_KEYS INTEGRITY_AUDIT INTEGRITY_SIGNATURE INTEGRITY_TRUSTED_KEYRING INTEL_IDMA64 INTEL_IOATDMA INTEL_IOMMU_DEFAULT_ON INTEL_IOMMU_SVM INTEL_ISH_HID INTEL_SOC_PMIC_CHTWC INTERVAL_TREE INTERVAL_TREE_SPAN_ITER IOMMUFD IOMMUFD_TEST IOMMU_SVA IP6_NF_MATCH_AH IP6_NF_MATCH_EUI64 IP6_NF_MATCH_FRAG IP6_NF_MATCH_HL IP6_NF_MATCH_MH IP6_NF_MATCH_OPTS IP6_NF_MATCH_RPFILTER IP6_NF_MATCH_RT IP6_NF_MATCH_SRH IP6_NF_NAT IP6_NF_RAW IP6_NF_SECURITY IP6_NF_TARGET_HL IP6_NF_TARGET_MASQUERADE IP6_NF_TARGET_NPT IP6_NF_TARGET_SYNPROXY IPV6_FOU IPV6_FOU_TUNNEL IPV6_GRE IPV6_ILA IPV6_MIP6 IPV6_MROUTE IPV6_MROUTE_MULTIPLE_TABLES IPV6_MULTIPLE_TABLES IPV6_OPTIMISTIC_DAD IPV6_PIMSM_V2 IPV6_ROUTER_PREF IPV6_ROUTE_INFO IPV6_RPL_LWTUNNEL IPV6_SEG6_BPF IPV6_SEG6_HMAC IPV6_SEG6_LWTUNNEL IPV6_SIT_6RD IPV6_SUBTREES IPV6_TUNNEL IPV6_VTI IPVLAN IPVLAN_L3S IPVTAP IP_DCCP IP_DCCP_CCID3 IP_DCCP_TFRC_LIB IP_FIB_TRIE_STATS IP_MROUTE_MULTIPLE_TABLES IP_NF_ARPFILTER IP_NF_ARPTABLES IP_NF_ARP_MANGLE IP_NF_MATCH_AH IP_NF_MATCH_ECN IP_NF_MATCH_RPFILTER IP_NF_MATCH_TTL IP_NF_RAW IP_NF_SECURITY IP_NF_TARGET_ECN IP_NF_TARGET_NETMAP IP_NF_TARGET_REDIRECT IP_NF_TARGET_SYNPROXY IP_NF_TARGET_TTL IP_ROUTE_CLASSID IP_SCTP IP_SET IP_SET_BITMAP_IP IP_SET_BITMAP_IPMAC IP_SET_BITMAP_PORT IP_SET_HASH_IP IP_SET_HASH_IPMAC IP_SET_HASH_IPMARK IP_SET_HASH_IPPORT IP_SET_HASH_IPPORTIP IP_SET_HASH_IPPORTNET IP_SET_HASH_MAC IP_SET_HASH_NET IP_SET_HASH_NETIFACE IP_SET_HASH_NETNET IP_SET_HASH_NETPORT IP_SET_HASH_NETPORTNET IP_SET_LIST_SET IP_VS IP_VS_DH IP_VS_FO IP_VS_FTP IP_VS_IPV6 IP_VS_LBLC IP_VS_LBLCR IP_VS_LC IP_VS_MH IP_VS_NFCT IP_VS_NQ IP_VS_PROTO_TCP IRQ_TIME_ACCOUNTING LAPB LCD_CLASS_DEVICE MAC802154 MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_TEST_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_VIPERBOARD MPTCP MTD NETFILTER_ADVANCED NET_ACT_GACT NET_ACT_MIRRED NET_IPGRE_DEMUX NFT_FWD_NETDEV NF_TABLES NF_TABLES_NETDEV RADIO_ADAPTERS RADIO_SI4713 RAS RC_CORE RFKILL SND SOUND STAGING TRANSPARENT_HUGEPAGE VIDEO_DEV VIRTIO_FS WAN ZONE_DEVICE] disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing current HEAD 9fdfb15a3dbf818e06be514f4abbfc071004cbe7 testing commit 9fdfb15a3dbf818e06be514f4abbfc071004cbe7 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d0b8acd975020512f2bae623d27369fa8cf5c437bfad42d069582a9b983c20aa all runs: OK false negative chance: 0.000 # git bisect start 9fdfb15a3dbf818e06be514f4abbfc071004cbe7 c8c655c34e33544aec9d64b660872ab33c29b5f1 Bisecting: 15794 revisions left to test after this (roughly 14 steps) [a452483508d7b70b0f6c69e249ec0b3ea2330b5c] Merge tag 's390-6.5-2' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux determine whether the revision contains the guilty commit revision c8c655c34e33544aec9d64b660872ab33c29b5f1 crashed and is reachable testing commit a452483508d7b70b0f6c69e249ec0b3ea2330b5c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b37eddbe940deb63a4e90cb0639d43bcfe6875054000f37816ec81315ddcf9cc all runs: OK false negative chance: 0.000 # git bisect bad a452483508d7b70b0f6c69e249ec0b3ea2330b5c Bisecting: 7893 revisions left to test after this (roughly 13 steps) [9471f1f2f50282b9e8f59198ec6bb738b4ccc009] Merge branch 'expand-stack' determine whether the revision contains the guilty commit revision c8c655c34e33544aec9d64b660872ab33c29b5f1 crashed and is reachable testing commit 9471f1f2f50282b9e8f59198ec6bb738b4ccc009 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c886b8abecf20ae7d1d82f3b1d24260d222e12242008dd546b46b5bd3c6f7d9e run #0: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #1: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #2: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #3: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #4: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #5: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #6: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: WARNING: lock held when returning to user space in f2fs_write_single_data_page, types: [LOCKDEP UNKNOWN] # git bisect good 9471f1f2f50282b9e8f59198ec6bb738b4ccc009 Bisecting: 3871 revisions left to test after this (roughly 12 steps) [6c1561fb900524c5bceb924071b3e9b8a67ff3da] Merge tag 'soc-dt-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc determine whether the revision contains the guilty commit revision 9471f1f2f50282b9e8f59198ec6bb738b4ccc009 crashed and is reachable testing commit 6c1561fb900524c5bceb924071b3e9b8a67ff3da gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4cf96d83a145254c18832af9051fbcc298bcb09a1013b6ef1191d0194cf52301 run #0: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #1: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #2: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #3: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: no output from test machine, types: [UNKNOWN LOCKDEP] # git bisect good 6c1561fb900524c5bceb924071b3e9b8a67ff3da Bisecting: 1947 revisions left to test after this (roughly 11 steps) [99bdeae21d254056a1072cb6de19e6f9b7f52496] Merge tag 'mailbox-v6.5' of git://git.linaro.org/landing-teams/working/fujitsu/integration determine whether the revision contains the guilty commit revision 6c1561fb900524c5bceb924071b3e9b8a67ff3da crashed and is reachable testing commit 99bdeae21d254056a1072cb6de19e6f9b7f52496 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3b566587ea22116ec1dee59fc41fe074b16f9a5fbb23d6599e8f0df8c70e20a5 run #0: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #1: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #2: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #3: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #4: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #5: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: WARNING: lock held when returning to user space in f2fs_write_single_data_page, types: [LOCKDEP UNKNOWN] # git bisect good 99bdeae21d254056a1072cb6de19e6f9b7f52496 Bisecting: 986 revisions left to test after this (roughly 10 steps) [e8069f5a8e3bdb5fdeeff895780529388592ee7a] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm determine whether the revision contains the guilty commit revision c8c655c34e33544aec9d64b660872ab33c29b5f1 crashed and is reachable testing commit e8069f5a8e3bdb5fdeeff895780529388592ee7a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 364a848920450581e81a16a568db97125c825a9164d9b6178a66a721e4300df3 run #0: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #1: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #2: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #3: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #4: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: WARNING: lock held when returning to user space in f2fs_write_single_data_page, types: [LOCKDEP UNKNOWN] # git bisect good e8069f5a8e3bdb5fdeeff895780529388592ee7a Bisecting: 400 revisions left to test after this (roughly 9 steps) [15ac468614e5e4fee82e1eb32568f427b0e51adc] Merge tag 'media/v6.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media determine whether the revision contains the guilty commit revision e8069f5a8e3bdb5fdeeff895780529388592ee7a crashed and is reachable testing commit 15ac468614e5e4fee82e1eb32568f427b0e51adc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e0f9094fea049868debf7ffe005b177f4381a2cdcf36504de1bd657b43fbfef8 run #0: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #1: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #2: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #3: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #4: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: WARNING: lock held when returning to user space in f2fs_write_single_data_page, types: [LOCKDEP UNKNOWN] # git bisect good 15ac468614e5e4fee82e1eb32568f427b0e51adc Bisecting: 165 revisions left to test after this (roughly 8 steps) [6843306689aff3aea608e4d2630b2a5a0137f827] Merge tag 'net-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net determine whether the revision contains the guilty commit revision 15ac468614e5e4fee82e1eb32568f427b0e51adc crashed and is reachable testing commit 6843306689aff3aea608e4d2630b2a5a0137f827 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6add720368d26e9a29fc9c156102b5d5a463998961ecbfc1f88bac3b7640ab3e all runs: OK false negative chance: 0.000 # git bisect bad 6843306689aff3aea608e4d2630b2a5a0137f827 Bisecting: 126 revisions left to test after this (roughly 7 steps) [bb8e7e9f0bc47d01bea310808ab8c27f6484d850] Merge tag 'xfs-6.5-merge-5' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux determine whether the revision contains the guilty commit revision 6c1561fb900524c5bceb924071b3e9b8a67ff3da crashed and is reachable testing commit bb8e7e9f0bc47d01bea310808ab8c27f6484d850 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 760a19ddc3ebc032fdd5efb539d647a944ee6a3f2717b8f424c79a9029d69015 run #0: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #1: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #2: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #3: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: no output from test machine, types: [UNKNOWN LOCKDEP] # git bisect good bb8e7e9f0bc47d01bea310808ab8c27f6484d850 Bisecting: 63 revisions left to test after this (roughly 6 steps) [95c41842bcbdeab8debda1a4285850bd8235fbbe] Merge branch 'dsa-ll-fixes' determine whether the revision contains the guilty commit revision c8c655c34e33544aec9d64b660872ab33c29b5f1 crashed and is reachable testing commit 95c41842bcbdeab8debda1a4285850bd8235fbbe gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6f339fe93dd2994350ad32d9b1208aae59102678c87531bf2307862258d40160 run #0: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #1: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #2: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #3: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #4: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #5: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #6: crashed: WARNING: lock held when returning to user space in f2fs_write_single_data_page run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: WARNING: lock held when returning to user space in f2fs_write_single_data_page, types: [LOCKDEP UNKNOWN] # git bisect good 95c41842bcbdeab8debda1a4285850bd8235fbbe Bisecting: 31 revisions left to test after this (roughly 5 steps) [dde38c03b351749f682db087df5202b55c7c1b40] f2fs: cleanup MIN_INLINE_XATTR_SIZE determine whether the revision contains the guilty commit revision c8c655c34e33544aec9d64b660872ab33c29b5f1 crashed and is reachable testing commit dde38c03b351749f682db087df5202b55c7c1b40 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c4accdcb82688e2b12b703351900175eae466d44db338f84da0af43ba8512971 all runs: OK false negative chance: 0.000 # git bisect bad dde38c03b351749f682db087df5202b55c7c1b40 Bisecting: 15 revisions left to test after this (roughly 4 steps) [458c15dfbce62c35fefd9ca637b20a051309c9f1] f2fs: don't reset unchangable mount option in f2fs_remount() determine whether the revision contains the guilty commit revision c8c655c34e33544aec9d64b660872ab33c29b5f1 crashed and is reachable testing commit 458c15dfbce62c35fefd9ca637b20a051309c9f1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d703a0409aec779973b4cf26caea22222dcd3256f0a4eed73cd6c3760316d5b1 all runs: crashed: no output from test machine representative crash: no output from test machine, types: [UNKNOWN] # git bisect good 458c15dfbce62c35fefd9ca637b20a051309c9f1 Bisecting: 7 revisions left to test after this (roughly 3 steps) [8bec7dd1b3f7d7769d433d67bde404de948a2d95] f2fs: check return value of freeze_super() determine whether the revision contains the guilty commit revision c8c655c34e33544aec9d64b660872ab33c29b5f1 crashed and is reachable testing commit 8bec7dd1b3f7d7769d433d67bde404de948a2d95 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a2ce7e16d8dbcf7aade2fb2f19adaae48ca097ac0e88a628dd523337accf281d all runs: OK false negative chance: 0.000 # git bisect bad 8bec7dd1b3f7d7769d433d67bde404de948a2d95 Bisecting: 3 revisions left to test after this (roughly 2 steps) [20872584b8c0b006c007da9588a272c9e28d2e18] f2fs: fix to drop all dirty meta/node pages during umount() determine whether the revision contains the guilty commit revision 458c15dfbce62c35fefd9ca637b20a051309c9f1 crashed and is reachable testing commit 20872584b8c0b006c007da9588a272c9e28d2e18 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fc8317bfc518a64746b55701aebeab4eff18e972a43983399b0dc820607a951d run #0: crashed: invalid opcode in f2fs_put_super run #1: crashed: invalid opcode in f2fs_put_super run #2: crashed: no output from test machine run #3: crashed: no output from test machine run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: OK representative crash: invalid opcode in f2fs_put_super, types: [UNKNOWN] # git bisect good 20872584b8c0b006c007da9588a272c9e28d2e18 Bisecting: 1 revision left to test after this (roughly 1 step) [cadfc2f9f8c35ed429a64245a89766961dad49fa] f2fs: fix args passed to trace_f2fs_lookup_end determine whether the revision contains the guilty commit revision 458c15dfbce62c35fefd9ca637b20a051309c9f1 crashed and is reachable testing commit cadfc2f9f8c35ed429a64245a89766961dad49fa gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 073095d5e7de4e0c892b913bc9bf2194a4b94a8d967050cd33adf418b28f5b08 run #0: crashed: invalid opcode in f2fs_put_super run #1: crashed: invalid opcode in f2fs_put_super run #2: crashed: invalid opcode in f2fs_put_super run #3: crashed: invalid opcode in f2fs_put_super run #4: crashed: invalid opcode in f2fs_put_super run #5: crashed: invalid opcode in f2fs_put_super run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: invalid opcode in f2fs_put_super, types: [UNKNOWN] # git bisect good cadfc2f9f8c35ed429a64245a89766961dad49fa Bisecting: 0 revisions left to test after this (roughly 0 steps) [5079e1c0c879311668b77075de3e701869804adf] f2fs: avoid dead loop in f2fs_issue_checkpoint() determine whether the revision contains the guilty commit revision 20872584b8c0b006c007da9588a272c9e28d2e18 crashed and is reachable testing commit 5079e1c0c879311668b77075de3e701869804adf gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6284a946c573cf009db93ca3e2e00f62531baa96188a7727ee6dbe92af8bc939 all runs: OK false negative chance: 0.000 # git bisect bad 5079e1c0c879311668b77075de3e701869804adf 5079e1c0c879311668b77075de3e701869804adf is the first bad commit commit 5079e1c0c879311668b77075de3e701869804adf Author: Chao Yu Date: Fri Jun 2 16:36:05 2023 +0800 f2fs: avoid dead loop in f2fs_issue_checkpoint() generic/082 reports a bug as below: __schedule+0x332/0xf60 schedule+0x6f/0xf0 schedule_timeout+0x23b/0x2a0 wait_for_completion+0x8f/0x140 f2fs_issue_checkpoint+0xfe/0x1b0 f2fs_sync_fs+0x9d/0xb0 sync_filesystem+0x87/0xb0 dquot_load_quota_sb+0x41b/0x460 dquot_load_quota_inode+0xa5/0x130 dquot_quota_on+0x4b/0x60 f2fs_quota_on+0xe3/0x1b0 do_quotactl+0x483/0x700 __x64_sys_quotactl+0x15c/0x310 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc The root casue is race case as below: Thread A Kworker IRQ - write() : write data to quota.user file - writepages - f2fs_submit_page_write - __is_cp_guaranteed return false - inc_page_count(F2FS_WB_DATA) - submit_bio - quotactl(Q_QUOTAON) - f2fs_quota_on - dquot_quota_on - dquot_load_quota_inode - vfs_setup_quota_inode : inode->i_flags |= S_NOQUOTA - f2fs_write_end_io - __is_cp_guaranteed return true - dec_page_count(F2FS_WB_CP_DATA) - dquot_load_quota_sb - f2fs_sync_fs - f2fs_issue_checkpoint - do_checkpoint - f2fs_wait_on_all_pages(F2FS_WB_CP_DATA) : loop due to F2FS_WB_CP_DATA count is negative Calling filemap_fdatawrite() and filemap_fdatawait() to keep all data clean before quota file setup. Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim fs/f2fs/super.c | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) accumulated error probability: 0.00 culprit signature: 6284a946c573cf009db93ca3e2e00f62531baa96188a7727ee6dbe92af8bc939 parent signature: 073095d5e7de4e0c892b913bc9bf2194a4b94a8d967050cd33adf418b28f5b08 revisions tested: 23, total time: 7h23m49.240069876s (build: 2h3m34.240429216s, test: 5h10m21.706523529s) first good commit: 5079e1c0c879311668b77075de3e701869804adf f2fs: avoid dead loop in f2fs_issue_checkpoint() recipients (to): ["chao@kernel.org" "jaegeuk@kernel.org"] recipients (cc): []