ci starts bisection 2025-07-26 18:52:41.819162777 +0000 UTC m=+187882.633266627 bisecting cause commit starting from 5f33ebd2018ced2600b3fad2f8e2052498eb4072 building syzkaller on fb8f743dc82ba3a879228aa71ce09fdc570665d1 ensuring issue is reproducible on original commit 5f33ebd2018ced2600b3fad2f8e2052498eb4072 testing commit 5f33ebd2018ced2600b3fad2f8e2052498eb4072 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ec3bb86165b8da772f68e2b1c27037f44050f65eefbac1eb168dd757560302f4 run #0: crashed: possible deadlock in uinput_request_submit run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in uinput_request_submit run #3: crashed: possible deadlock in uinput_request_submit run #4: crashed: possible deadlock in uinput_request_submit run #5: crashed: possible deadlock in input_ff_flush run #6: crashed: possible deadlock in uinput_request_submit run #7: crashed: possible deadlock in uinput_request_submit run #8: crashed: possible deadlock in uinput_request_submit run #9: crashed: possible deadlock in uinput_request_submit run #10: crashed: possible deadlock in uinput_request_submit run #11: crashed: possible deadlock in uinput_request_submit run #12: crashed: possible deadlock in uinput_request_submit run #13: crashed: possible deadlock in uinput_request_submit run #14: crashed: possible deadlock in uinput_request_submit run #15: crashed: possible deadlock in uinput_request_submit run #16: crashed: possible deadlock in uinput_request_submit run #17: crashed: possible deadlock in uinput_request_submit run #18: crashed: possible deadlock in uinput_request_submit run #19: crashed: possible deadlock in uinput_request_submit representative crash: possible deadlock in uinput_request_submit, types: [LOCKDEP] check whether we can drop unnecessary instrumentation disabling configs for [ubsan bug_or_warning kasan atomic_sleep hang memleak], they are not needed testing commit 5f33ebd2018ced2600b3fad2f8e2052498eb4072 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 08fcbbb6d4ae0f165c79755b5d256d8947807ec823cfd27743083d2488df3b76 run #0: crashed: possible deadlock in uinput_request_submit run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in input_ff_flush run #3: crashed: possible deadlock in uinput_request_submit run #4: crashed: possible deadlock in uinput_request_submit run #5: crashed: possible deadlock in uinput_request_submit run #6: crashed: possible deadlock in uinput_request_submit run #7: crashed: possible deadlock in uinput_request_submit run #8: crashed: possible deadlock in uinput_request_submit run #9: crashed: possible deadlock in input_ff_flush representative crash: possible deadlock in uinput_request_submit, types: [LOCKDEP] the bug reproduces without the instrumentation disabling configs for [hang memleak ubsan bug_or_warning kasan atomic_sleep], they are not needed kconfig minimization: base=4089 full=8469 leaves diff=2181 split chunks (needed=false): <2181> split chunk #0 of len 2181 into 5 parts testing without sub-chunk 1/5 disabling configs for [atomic_sleep hang memleak ubsan bug_or_warning kasan], they are not needed testing commit 5f33ebd2018ced2600b3fad2f8e2052498eb4072 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a8390b9622a4d230ea5945941589481289296b04470589834a803213acdd4f9e run #0: crashed: possible deadlock in uinput_request_submit run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in evdev_cleanup run #3: crashed: possible deadlock in input_ff_flush run #4: crashed: possible deadlock in input_ff_flush run #5: crashed: possible deadlock in uinput_request_submit run #6: crashed: possible deadlock in uinput_request_submit run #7: crashed: possible deadlock in uinput_request_submit run #8: crashed: possible deadlock in evdev_cleanup run #9: crashed: possible deadlock in uinput_request_submit representative crash: possible deadlock in uinput_request_submit, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [atomic_sleep hang memleak ubsan bug_or_warning kasan], they are not needed testing commit 5f33ebd2018ced2600b3fad2f8e2052498eb4072 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3eb941dd3e05dbf49c489eeaab28e895298fe65dcbc4d2c6af79eb61939e785b all runs: OK false negative chance: 0.000 testing without sub-chunk 3/5 disabling configs for [ubsan bug_or_warning kasan atomic_sleep hang memleak], they are not needed testing commit 5f33ebd2018ced2600b3fad2f8e2052498eb4072 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 673eec0a9e17eb76cacfcb02f40c04b1bf1ebef2e8c45680274fa490340b7707 all runs: OK false negative chance: 0.000 testing without sub-chunk 4/5 disabling configs for [memleak ubsan bug_or_warning kasan atomic_sleep hang], they are not needed testing commit 5f33ebd2018ced2600b3fad2f8e2052498eb4072 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4d178485c646c1320d9787ab812b192711285fc745ea2f2ab9a0feaa4b7a56e9 run #0: crashed: possible deadlock in uinput_request_submit run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in uinput_request_submit run #3: crashed: possible deadlock in uinput_request_submit run #4: crashed: possible deadlock in uinput_request_submit run #5: crashed: possible deadlock in uinput_request_submit run #6: crashed: possible deadlock in uinput_request_submit run #7: crashed: possible deadlock in input_ff_flush run #8: crashed: possible deadlock in uinput_request_submit run #9: crashed: possible deadlock in uinput_request_submit representative crash: possible deadlock in uinput_request_submit, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [atomic_sleep hang memleak ubsan bug_or_warning kasan], they are not needed testing commit 5f33ebd2018ced2600b3fad2f8e2052498eb4072 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d0b9e3d55f702edd2a8ce42f612387f855473a244c7e73d618edf7d4dfbab9f9 all runs: crashed: possible deadlock in uinput_request_submit representative crash: possible deadlock in uinput_request_submit, types: [LOCKDEP] the chunk can be dropped minimized to 874 configs; suspects: [6LOWPAN ARCH_ENABLE_MEMORY_HOTREMOVE ASUS_WMI AX25 BLK_DEV_ZONED BRIDGE BRIDGE_NETFILTER CAN CFG80211 CHARGER_BQ24190 CHECKPOINT_RESTORE CMA COMMON_CLK DAMON DAMON_PADDR DAMON_RECLAIM DAMON_VADDR DAX DCA DCB DEBUG_VFS DEFAULT_CODEL DEVICE_MIGRATION DEVICE_PRIVATE DEV_COREDUMP DEV_DAX DLM DLN2_ADC DMABUF_HEAPS DMABUF_HEAPS_CMA DMABUF_HEAPS_SYSTEM DMABUF_MOVE_NOTIFY DMA_CMA DMA_ENGINE_RAID DM_AUDIT DM_BIO_PRISON DM_BUFIO DM_CACHE DM_CACHE_SMQ DM_CLONE DM_CRYPT DM_FLAKEY DM_INTEGRITY DM_MULTIPATH DM_MULTIPATH_QL DM_MULTIPATH_ST DM_PERSISTENT_DATA DM_RAID DM_SNAPSHOT DM_THIN_PROVISIONING DM_UEVENT DM_VERITY DM_VERITY_FEC DM_WRITECACHE DM_ZONED DRAGONRISE_FF DRM DRM_AUX_BRIDGE DRM_BOCHS DRM_BRIDGE DRM_BUDDY DRM_CIRRUS_QEMU DRM_CLIENT DRM_CLIENT_DEFAULT_FBDEV DRM_CLIENT_LIB DRM_CLIENT_SELECTION DRM_CLIENT_SETUP DRM_DEBUG_MM DRM_DISPLAY_DP_AUX_BUS DRM_DISPLAY_DP_HELPER DRM_DISPLAY_DSC_HELPER DRM_DISPLAY_HDCP_HELPER DRM_DISPLAY_HDMI_HELPER DRM_DISPLAY_HELPER DRM_FBDEV_EMULATION DRM_GEM_SHMEM_HELPER DRM_GM12U320 DRM_GUD 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_SYSFB_HELPER DRM_TTM DRM_TTM_HELPER DRM_UDL DRM_VGEM DRM_VIRTIO_GPU DRM_VIRTIO_GPU_KMS DRM_VKMS DRM_VMWGFX 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_CXUSB_ANALOG 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 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 EXFAT_FS EXPORTFS_BLOCK_OPS EXT3_FS EXT3_FS_POSIX_ACL EXT3_FS_SECURITY EXTCON EXTCON_INTEL_CHT_WC EXTCON_PTN5150 EXTCON_USBC_TUSB320 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_CORE FB_DEFERRED_IO FB_DEVICE FB_IOMEM_FOPS FB_IOMEM_HELPERS FB_NOTIFY FB_SYSMEM_FOPS FB_SYSMEM_HELPERS FB_SYSMEM_HELPERS_DEFERRED FB_SYS_COPYAREA FB_SYS_FILLRECT 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 FS_DAX FS_DAX_PMD FS_ENCRYPTION FS_ENCRYPTION_ALGS FS_STACK 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 GENDWARFKSYMS GENERIC_PHY GET_FREE_REGION GFS2_FS GFS2_FS_LOCKING_DLM GNSS GNSS_USB GOOGLE_COREBOOT_TABLE GOOGLE_FIRMWARE GOOGLE_MEMCONSOLE GOOGLE_MEMCONSOLE_COREBOOT GOOGLE_VPD GPIOLIB GPIOLIB_IRQCHIP GPIO_ACPI GPIO_DLN2 GPIO_LJCA GPIO_VIPERBOARD GREENASIA_FF GREYBUS GREYBUS_BRIDGED_PHY GREYBUS_ES2 GREYBUS_HID GREYBUS_USB GTP GUEST_PERF_EVENTS GVE HAMRADIO HAVE_ARCH_NODE_DEV_GROUP HAVE_ARCH_USERFAULTFD_MINOR HAVE_ARCH_USERFAULTFD_WP HAVE_BOOTMEM_INFO_NODE HAVE_CLK_PREPARE HAVE_KVM_CPU_RELAX_INTERCEPT HAVE_KVM_DIRTY_RING HAVE_KVM_DIRTY_RING_ACQ_REL HAVE_KVM_DIRTY_RING_TSO HAVE_KVM_IRQCHIP HAVE_KVM_IRQ_BYPASS HAVE_KVM_IRQ_ROUTING HAVE_KVM_MSI HAVE_KVM_NO_POLL HAVE_KVM_PFNCACHE HAVE_KVM_PM_NOTIFIER HAVE_KVM_READONLY_MEM 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_BIGBEN_FF HID_CMEDIA HID_CORSAIR HID_COUGAR HID_CP2112 HID_CREATIVE_SB0540 HID_DRAGONRISE HID_ELAN HID_ELECOM HID_ELO HID_EMS_FF HID_EVISION HID_FT260 HID_GEMBIRD HID_GFRM HID_GLORIOUS HID_GOOGLE_STADIA_FF HID_GREENASIA HID_GT683R HID_HOLTEK HID_ICADE HID_JABRA HID_KEYTOUCH HID_KYE HID_LCPOWER HID_LED HID_LENOVO HID_LETSKETCH HID_LOGITECH HID_LOGITECH_DJ HID_LOGITECH_HIDPP HID_MACALLY HID_MAGICMOUSE HID_MALTRON HID_MAYFLASH HID_MCP2200 HID_MCP2221 HID_MEGAWORLD_FF 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_PXRC HID_RAZER HID_RETRODE HID_RMI HID_ROCCAT HID_SAITEK HID_SEMITEK HID_SENSOR_ACCEL_3D HID_SENSOR_ALS HID_SENSOR_CUSTOM_INTEL_HINGE 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_SIGMAMICRO HID_SPEEDLINK HID_STEELSERIES HID_THINGM HID_TIVO HID_TOPRE HID_TWINHAN HID_U2FZERO HID_UCLOGIC HID_UDRAW_PS3 HID_VIEWSONIC HID_VIVALDI HID_VIVALDI_COMMON HID_VRC2 HID_WACOM HID_WALTOP HID_WIIMOTE HID_XIAOMI HID_XINMO HID_ZYDACRON HMM_MIRROR HOLTEK_FF HOTPLUG_PCI_PCIE HPET_MMAP HPET_MMAP_DEFAULT HPFS_FS HSR I2C_ALGOBIT I2C_CHARDEV I2C_CP2615 I2C_DESIGNWARE_CORE I2C_DESIGNWARE_PLATFORM I2C_DIOLAN_U2C I2C_DLN2 I2C_HID_ACPI I2C_HID_CORE I2C_HID_OF I2C_LJCA 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_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_JOYSTICK INPUT_KEYSPAN_REMOTE INPUT_LEDS INPUT_MOUSE INPUT_MOUSEDEV INPUT_MOUSEDEV_PSAUX INPUT_POWERMATE INPUT_UINPUT INPUT_YEALINK INTEGRITY INTEGRITY_ASYMMETRIC_KEYS INTEGRITY_AUDIT INTEGRITY_SIGNATURE INTEGRITY_TRUSTED_KEYRING INTEL_CHTWC_INT33FE INTEL_IDMA64 INTEL_IOATDMA INTEL_IOMMU_DEFAULT_ON INTEL_IOMMU_SVM INTEL_ISHTP_ECLITE INTEL_ISH_FIRMWARE_DOWNLOADER INTEL_ISH_HID INTEL_SOC_PMIC_CHTWC INTERVAL_TREE_SPAN_ITER IOMMUFD IOMMUFD_DRIVER IOMMUFD_DRIVER_CORE IOMMUFD_TEST IO_URING_ZCRX 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_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_OVF IP_VS_PE_SIP IP_VS_PROTO_AH IP_VS_PROTO_AH_ESP IP_VS_PROTO_ESP IP_VS_PROTO_SCTP IP_VS_PROTO_TCP IP_VS_PROTO_UDP IP_VS_RR IP_VS_SED IP_VS_SH IP_VS_TWOS IP_VS_WLC IP_VS_WRR IRQ_BYPASS_MANAGER IRQ_POLL IRQ_TIME_ACCOUNTING IR_IGORPLUGUSB IR_IGUANA IR_IMON IR_IMON_RAW IR_MCEUSB IR_REDRAT3 IR_STREAMZAP IR_TOY IR_TTUSBIR ISDN ISDN_CAPI 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_PXRC JOYSTICK_XPAD JOYSTICK_XPAD_FF JOYSTICK_XPAD_LEDS 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_ELIDE_TLB_FLUSH_IF_YOUNG KVM_GENERIC_DIRTYLOG_READ_PROTECT KVM_GENERIC_HARDWARE_ENABLING KVM_GENERIC_MEMORY_ATTRIBUTES KVM_GENERIC_MMU_NOTIFIER KVM_GENERIC_PRE_FAULT_MEMORY KVM_GENERIC_PRIVATE_MEM KVM_HYPERV KVM_MMIO KVM_MMU_LOCKLESS_AGING KVM_PRIVATE_MEM KVM_PROVE_MMU KVM_SW_PROTECTED_VM KVM_VFIO KVM_X86 KVM_XEN KVM_XFER_TO_GUEST_WORK L2TP L2TP_ETH L2TP_IP L2TP_V3 LAPB LAPBETHER LCD_CLASS_DEVICE LDM_PARTITION LEDS_CLASS_MULTICOLOR LEGACY_PTYS LIBNVDIMM LINEAR_RANGES LLC LLC2 LOGIG940_FF LOGIRUMBLEPAD2_FF LOGITECH_FF LOGIWHEELS_FF LOGO LOGO_LINUX_MONO LOGO_LINUX_VGA16 LPC_ICH LWTUNNEL LWTUNNEL_BPF LZ4HC_COMPRESS LZ4_COMPRESS MAC80211 MAC80211_HAS_RC MAC80211_HWSIM MAC80211_MESH MAC80211_RC_DEFAULT_MINSTREL MAC80211_RC_MINSTREL MAC802154 MACSEC MACVLAN MACVTAP MAC_PARTITION MAPPING_DIRTY_HELPERS MCTP MDIO_MVUSB MD_RAID0 MD_RAID1 MD_RAID10 MD_RAID456 MEDIA_ANALOG_TV_SUPPORT MEDIA_ATTACH 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 MEMORY_BALLOON MEMORY_HOTPLUG 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_DEFAULT_ONLINE_TYPE_ONLINE_AUTO MHP_MEMMAP_ON_MEMORY MICROCHIP_PHY MINIX_FS MINIX_SUBPARTITION MIN_HEAP MISC_RTSX MISC_RTSX_USB MISDN MISDN_DSP MISDN_HFCUSB MISDN_L1OIP MITIGATION_TSA MKISS MLX4_CORE MLX4_INFINIBAND MMC MMC_REALTEK_USB MMC_USHC MMC_VUB300 MM_ID MODULE_SRCVERSION_ALL MODVERSIONS MOST MOST_USB_HDM 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_OSF NETFILTER_NETLINK_QUEUE NETFILTER_SYNPROXY NETFILTER_XTABLES_COMPAT NETFILTER_XT_CONNMARK NETFILTER_XT_MATCH_BPF NETFILTER_XT_MATCH_CGROUP NETFILTER_XT_MATCH_CLUSTER NETFILTER_XT_MATCH_COMMENT NETFILTER_XT_MATCH_CONNBYTES NETFILTER_XT_MATCH_CONNLABEL NETFILTER_XT_MATCH_CONNLIMIT NETFILTER_XT_MATCH_CONNMARK NETFILTER_XT_MATCH_CPU NETFILTER_XT_MATCH_DCCP NETFILTER_XT_MATCH_DEVGROUP NETFILTER_XT_MATCH_DSCP NETFILTER_XT_MATCH_ECN NETFILTER_XT_MATCH_ESP NETFILTER_XT_MATCH_HASHLIMIT NETFILTER_XT_MATCH_HELPER NETFILTER_XT_MATCH_HL NETFILTER_XT_MATCH_IPCOMP NETFILTER_XT_MATCH_IPRANGE NETFILTER_XT_MATCH_IPVS NETFILTER_XT_MATCH_L2TP NETFILTER_XT_MATCH_LENGTH NETFILTER_XT_MATCH_LIMIT NETFILTER_XT_MATCH_MAC NETFILTER_XT_MATCH_MARK NETFILTER_XT_MATCH_MULTIPORT NETFILTER_XT_MATCH_NFACCT NETFILTER_XT_MATCH_OSF NETFILTER_XT_MATCH_OWNER NETFILTER_XT_MATCH_PHYSDEV NETFILTER_XT_MATCH_PKTTYPE NETFILTER_XT_MATCH_QUOTA NETFILTER_XT_MATCH_RATEEST NETFILTER_XT_MATCH_REALM NETFILTER_XT_MATCH_RECENT NETFILTER_XT_MATCH_SCTP NETFILTER_XT_MATCH_SOCKET NETFILTER_XT_MATCH_STATISTIC NETFILTER_XT_MATCH_STRING NETFILTER_XT_MATCH_TCPMSS NETFILTER_XT_MATCH_TIME NETFILTER_XT_MATCH_U32 NETFILTER_XT_SET NETFILTER_XT_TARGET_AUDIT NETFILTER_XT_TARGET_CHECKSUM NETFILTER_XT_TARGET_CLASSIFY NETFILTER_XT_TARGET_CONNMARK NETFILTER_XT_TARGET_CT NETFILTER_XT_TARGET_DSCP NETFILTER_XT_TARGET_HL NETFILTER_XT_TARGET_HMARK NETFILTER_XT_TARGET_IDLETIMER NETFILTER_XT_TARGET_LED NETFILTER_XT_TARGET_MARK NETFILTER_XT_TARGET_NETMAP NETFILTER_XT_TARGET_NFQUEUE NETFILTER_XT_TARGET_NOTRACK NETFILTER_XT_TARGET_RATEEST NETFILTER_XT_TARGET_REDIRECT NETFILTER_XT_TARGET_TCPOPTSTRIP NETFILTER_XT_TARGET_TEE NETFILTER_XT_TARGET_TPROXY NETFILTER_XT_TARGET_TRACE NETLABEL NETLINK_DIAG NETROM NET_9P_RDMA NET_ACT_BPF NET_ACT_CONNMARK NET_ACT_CSUM NET_ACT_CT NET_ACT_CTINFO NET_ACT_GACT NET_ACT_GATE NET_ACT_IFE NET_ACT_MIRRED NET_ACT_MPLS NET_ACT_NAT NET_ACT_PEDIT NET_ACT_POLICE NET_ACT_SAMPLE NET_ACT_SIMP NET_ACT_SKBEDIT NET_ACT_SKBMOD NET_ACT_TUNNEL_KEY NET_ACT_VLAN NET_CLS_BASIC NET_CLS_BPF NET_CLS_FLOW NET_CLS_FLOWER NET_CLS_FW NET_CLS_MATCHALL NET_CLS_ROUTE4 NET_CRC32C NET_DEVLINK NET_DEVMEM NET_DROP_MONITOR NET_DSA NET_DSA_TAG_BRCM NET_DSA_TAG_BRCM_COMMON NET_DSA_TAG_BRCM_PREPEND NET_DSA_TAG_MTK NET_DSA_TAG_QCA NET_DSA_TAG_RTL4_A NET_EMATCH_CANID NET_EMATCH_CMP NET_EMATCH_IPSET NET_EMATCH_IPT NET_EMATCH_META NET_EMATCH_NBYTE NET_EMATCH_TEXT NET_EMATCH_U32 NET_FC NET_FOU NET_FOU_IP_TUNNELS NET_IFE NET_IFE_SKBMARK NET_IFE_SKBPRIO NET_IFE_SKBTCINDEX NET_IPGRE NET_IPGRE_BROADCAST NET_IPGRE_DEMUX NET_IPIP NET_IPVTI NET_KEY NET_KEY_MIGRATE NET_L3_MASTER_DEV NET_MPLS_GSO NET_NCSI NET_NSH NET_REDIRECT NET_SCH_CAKE NET_SCH_CBS NET_SCH_CHOKE NET_SCH_CODEL NET_SCH_DEFAULT NET_SCH_DRR NET_SCH_ETF NET_SCH_ETS NET_SCH_FQ NET_SCH_FQ_CODEL NET_SCH_FQ_PIE NET_SCH_GRED NET_SCH_HFSC NET_SCH_HHF NET_SCH_HTB NET_SCH_INGRESS NET_SCH_MQPRIO NET_SCH_MQPRIO_LIB NET_SCH_MULTIQ NET_SCH_NETEM NET_SCH_PIE NET_SCH_PLUG NET_SCH_PRIO NET_SCH_QFQ NET_SCH_RED NET_SCH_SFB NET_SCH_SFQ NET_SCH_SKBPRIO NET_SCH_TAPRIO NET_SCH_TBF NET_SCH_TEQL NET_SHAPER NET_SOCK_MSG NET_SWITCHDEV NET_TC_SKB_EXT NET_TEAM NET_TEAM_MODE_ACTIVEBACKUP NET_TEAM_MODE_BROADCAST NET_TEAM_MODE_LOADBALANCE NET_TEAM_MODE_RANDOM NET_TEAM_MODE_ROUNDROBIN NET_UDP_TUNNEL NET_VRF NFC NFC_DIGITAL NFC_FDP NFC_HCI NFC_MRVL NFC_MRVL_USB NFC_NCI NFC_NCI_UART NFC_PN533 NFC_PN533_USB NFC_PORT100 NFC_SHDLC NFC_SIM NFC_VIRTUAL_NCI NFSD NFSD_BLOCKLAYOUT NFSD_FLEXFILELAYOUT NFSD_PNFS NFSD_SCSILAYOUT NFSD_V3_ACL NFSD_V4 NFSD_V4_2_INTER_SSC NFSD_V4_SECURITY_LABEL NFS_FSCACHE NFS_V4_1 NFS_V4_2 NFS_V4_2_READ_PLUS NFS_V4_2_SSC_HELPER NFS_V4_SECURITY_LABEL NFT_BRIDGE_META NFT_BRIDGE_REJECT NFT_COMPAT NFT_COMPAT_ARP NFT_CONNLIMIT NFT_CT NFT_DUP_IPV4 NFT_DUP_IPV6 NFT_DUP_NETDEV NFT_FIB NFT_FIB_INET NFT_FIB_IPV4 NFT_FIB_IPV6 NFT_FIB_NETDEV NFT_FLOW_OFFLOAD NFT_FWD_NETDEV NFT_HASH NFT_LIMIT NFT_LOG NFT_MASQ NFT_NAT NFT_NUMGEN NFT_OSF NFT_QUEUE NFT_QUOTA NFT_REDIR NFT_REJECT NFT_REJECT_INET NFT_REJECT_IPV4 NFT_REJECT_IPV6 NFT_REJECT_NETDEV NFT_SOCKET NFT_SYNPROXY NFT_TPROXY NFT_TUNNEL NFT_XFRM NF_CONNTRACK_AMANDA NF_CONNTRACK_BRIDGE NF_CONNTRACK_BROADCAST NF_CONNTRACK_EVENTS NF_CONNTRACK_H323 NF_CONNTRACK_LABELS NF_CONNTRACK_MARK NF_CONNTRACK_NETBIOS_NS NF_CONNTRACK_OVS NF_CONNTRACK_PPTP NF_CONNTRACK_SANE NF_CONNTRACK_TFTP NF_FLOW_TABLE NF_TABLES NF_TABLES_ARP NF_TABLES_BRIDGE NF_TABLES_INET NF_TABLES_IPV4 NF_TABLES_IPV6 NF_TABLES_NETDEV PAGE_POOL PARTITION_ADVANCED PSAMPLE RADIO_ADAPTERS RADIO_SI4713 RAS RC_CORE RC_DEVICES REGULATOR RFKILL SND SOUND SPI STAGING TRANSPARENT_HUGEPAGE TRUSTED_KEYS TYPEC TYPEC_MUX_PI3USB30532 USB_GADGET USB_LJCA USB_MUSB_HDRC USB_ROLES_INTEL_XHCI USB_ROLE_SWITCH VIDEO_DEV VIRTIO_FS WAN WATCH_QUEUE WIRELESS WLAN WWAN X25 X86_X32_ABI ZONE_DEVICE] disabling configs for [atomic_sleep hang memleak ubsan bug_or_warning kasan], they are not needed picked [v6.15 v6.14 v6.13 v6.11 v6.9 v6.7 v6.5 v6.3 v6.0 v5.17 v5.14 v5.11 v5.8 v5.5 v5.2 v4.20 v4.19] out of 38 release tags testing release v6.15 testing commit 0ff41df1cb268fc69e703a08a57ee14ae967d0ca gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 398bb44df555ffae3d6462938ed117bc87e3b7bf5825f50955c0ca044a448de9 run #0: crashed: possible deadlock in uinput_request_submit run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in input_ff_flush run #3: crashed: possible deadlock in uinput_request_submit run #4: crashed: possible deadlock in input_ff_flush run #5: crashed: possible deadlock in uinput_request_submit run #6: crashed: possible deadlock in uinput_request_submit run #7: crashed: possible deadlock in input_ff_flush run #8: crashed: possible deadlock in uinput_request_submit run #9: crashed: possible deadlock in input_ff_flush representative crash: possible deadlock in uinput_request_submit, types: [LOCKDEP] testing release v6.14 testing commit 38fec10eb60d687e30c8c6b5420d86e8149f7557 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1854f3158d123f15d4fccab3fb3bbc0aebfa149d3286a0f395e5d219b8e9aa5c run #0: crashed: possible deadlock in uinput_request_submit run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in uinput_request_submit run #3: crashed: possible deadlock in uinput_request_submit run #4: crashed: possible deadlock in uinput_request_submit run #5: crashed: possible deadlock in uinput_request_submit run #6: crashed: possible deadlock in uinput_request_submit run #7: crashed: possible deadlock in input_ff_flush run #8: crashed: possible deadlock in uinput_request_submit run #9: crashed: possible deadlock in input_ff_flush representative crash: possible deadlock in uinput_request_submit, types: [LOCKDEP] testing release v6.13 testing commit ffd294d346d185b70e28b1a28abe367bbfe53c04 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4c8a9335bf03b6c275c44ae2a0ecbc9fb50e2493793f70e23bd63c6708ea3a73 run #0: crashed: possible deadlock in uinput_request_submit run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in uinput_request_submit run #3: crashed: possible deadlock in uinput_request_submit run #4: crashed: possible deadlock in input_ff_flush run #5: crashed: possible deadlock in input_ff_flush run #6: crashed: possible deadlock in uinput_request_submit run #7: crashed: possible deadlock in uinput_request_submit run #8: crashed: possible deadlock in uinput_request_submit run #9: crashed: possible deadlock in uinput_request_submit representative crash: possible deadlock in uinput_request_submit, types: [LOCKDEP] testing release v6.11 testing commit 98f7e32f20d28ec452afb208f9cffc08448a2652 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3bb0996dd28e15ffba76d89e76ddfd9288773872c0f766ab05970123fa3ee9ec run #0: crashed: possible deadlock in uinput_request_submit run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in uinput_request_submit run #3: crashed: possible deadlock in uinput_request_submit run #4: crashed: possible deadlock in uinput_request_submit run #5: crashed: possible deadlock in input_ff_flush run #6: crashed: possible deadlock in input_ff_flush run #7: crashed: possible deadlock in uinput_request_submit run #8: crashed: possible deadlock in uinput_request_submit run #9: crashed: possible deadlock in input_ff_flush representative crash: possible deadlock in uinput_request_submit, types: [LOCKDEP] testing release v6.9 testing commit a38297e3fb012ddfa7ce0321a7e5a8daeb1872b6 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 070356f69215dc02de5f0255e05fbfed3aa049553867404c56f3215ea4aeb212 run #0: crashed: possible deadlock in uinput_request_submit run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in uinput_request_submit run #3: crashed: possible deadlock in input_ff_flush run #4: crashed: possible deadlock in uinput_request_submit run #5: crashed: possible deadlock in uinput_request_submit run #6: crashed: possible deadlock in input_ff_flush run #7: crashed: possible deadlock in input_ff_flush run #8: crashed: possible deadlock in uinput_request_submit run #9: crashed: possible deadlock in uinput_request_submit representative crash: possible deadlock in uinput_request_submit, types: [LOCKDEP] testing release v6.7 testing commit 0dd3ee31125508cd67f7e7172247f05b7fd1753a gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1d05b106fb34cb2e5d528d04c945b410c6bf714ca911eeb9d3a51c8cf00eaf62 run #0: crashed: possible deadlock in input_ff_flush run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in uinput_request_submit run #3: crashed: possible deadlock in uinput_request_submit run #4: crashed: possible deadlock in uinput_request_submit run #5: crashed: possible deadlock in input_ff_flush run #6: crashed: possible deadlock in uinput_request_submit run #7: crashed: possible deadlock in uinput_request_submit run #8: crashed: possible deadlock in uinput_request_submit run #9: crashed: possible deadlock in uinput_request_submit representative crash: possible deadlock in input_ff_flush, types: [LOCKDEP] testing release v6.5 testing commit 2dde18cd1d8fac735875f2e4987f11817cc0bc2c gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 69c185a3653ab08de23ea21f524e6099e9806dcfd4345c37239eb3b1d938b91d run #0: crashed: possible deadlock in input_ff_flush run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in uinput_request_submit run #3: crashed: possible deadlock in uinput_request_submit run #4: crashed: possible deadlock in input_ff_flush run #5: crashed: possible deadlock in uinput_request_submit run #6: crashed: possible deadlock in uinput_request_submit run #7: crashed: possible deadlock in uinput_request_submit run #8: crashed: possible deadlock in uinput_request_submit run #9: crashed: possible deadlock in input_ff_flush representative crash: possible deadlock in input_ff_flush, types: [LOCKDEP] testing release v6.3 testing commit 457391b0380335d5e9a5babdec90ac53928b23b4 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d862626886852b41f33965b1537a64f58d8c726caa3d014996470165ca61b611 all runs: OK false negative chance: 0.000 # git bisect start 2dde18cd1d8fac735875f2e4987f11817cc0bc2c 457391b0380335d5e9a5babdec90ac53928b23b4 Bisecting: 15354 revisions left to test after this (roughly 14 steps) [d37537a1f7cf09e304fe7993cb5e732534a0fb22] Merge 6.4-rc5 into usb-next testing commit d37537a1f7cf09e304fe7993cb5e732534a0fb22 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 15650811639192a13e0863f52c4b454a74cb67121bdcf79a52ede1ba87460063 all runs: OK false negative chance: 0.000 # git bisect good d37537a1f7cf09e304fe7993cb5e732534a0fb22 Bisecting: 7455 revisions left to test after this (roughly 13 steps) [1b722407a13b7f8658d2e26917791f32805980a2] Merge tag 'drm-next-2023-06-29' of git://anongit.freedesktop.org/drm/drm testing commit 1b722407a13b7f8658d2e26917791f32805980a2 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 790e163a80d583b2985cd930f0ef967f606be113461500716ce4d680a7da93f4 run #0: crashed: possible deadlock in uinput_request_submit run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in input_ff_flush run #3: crashed: possible deadlock in input_ff_flush run #4: crashed: possible deadlock in uinput_request_submit run #5: crashed: possible deadlock in uinput_request_submit run #6: crashed: possible deadlock in uinput_request_submit run #7: crashed: possible deadlock in uinput_request_submit run #8: crashed: possible deadlock in input_ff_flush run #9: crashed: possible deadlock in uinput_request_submit representative crash: possible deadlock in uinput_request_submit, types: [LOCKDEP] # git bisect bad 1b722407a13b7f8658d2e26917791f32805980a2 Bisecting: 4573 revisions left to test after this (roughly 12 steps) [6a8cbd9253abc1bd0df4d60c4c24fa555190376d] Merge tag 'v6.5-rc1-sysctl-next' of git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux testing commit 6a8cbd9253abc1bd0df4d60c4c24fa555190376d gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d604bed0e8e8d0de3d645eecd5b171de8a8385178322a823d79039d72d7eab82 run #0: crashed: possible deadlock in uinput_request_submit run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in uinput_request_submit run #3: crashed: possible deadlock in uinput_request_submit run #4: crashed: possible deadlock in uinput_request_submit run #5: crashed: possible deadlock in uinput_request_submit run #6: crashed: possible deadlock in input_ff_flush run #7: crashed: possible deadlock in uinput_request_submit run #8: crashed: possible deadlock in uinput_request_submit run #9: crashed: possible deadlock in uinput_request_submit representative crash: possible deadlock in uinput_request_submit, types: [LOCKDEP] # git bisect bad 6a8cbd9253abc1bd0df4d60c4c24fa555190376d Bisecting: 1652 revisions left to test after this (roughly 11 steps) [cd336f6562d3d7646a9cf071b902db200a1dd77b] Merge tag 'timers-core-2023-06-26' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/tip/tip testing commit cd336f6562d3d7646a9cf071b902db200a1dd77b gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7570cba7264e6f629b37412dffe341fcafb00a5fb2f7b5296b0847e1c82a5c6f all runs: OK false negative chance: 0.000 # git bisect good cd336f6562d3d7646a9cf071b902db200a1dd77b Bisecting: 817 revisions left to test after this (roughly 10 steps) [729b39ec1bdb7e1ca594e14069d05f682d9ab868] Merge tag 'selinux-pr-20230626' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux testing commit 729b39ec1bdb7e1ca594e14069d05f682d9ab868 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9d9a0252d96fa8cf84fa48d3fb5d7e3bbc6ad3d7a01394422530f13fdd04998f run #0: crashed: possible deadlock in uinput_request_submit run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in input_ff_flush run #3: crashed: possible deadlock in input_ff_flush run #4: crashed: possible deadlock in uinput_request_submit run #5: crashed: possible deadlock in uinput_request_submit run #6: crashed: possible deadlock in input_ff_flush run #7: crashed: possible deadlock in uinput_request_submit run #8: crashed: possible deadlock in uinput_request_submit run #9: crashed: possible deadlock in uinput_request_submit representative crash: possible deadlock in uinput_request_submit, types: [LOCKDEP] # git bisect bad 729b39ec1bdb7e1ca594e14069d05f682d9ab868 Bisecting: 415 revisions left to test after this (roughly 9 steps) [af96134dc8562f9fcbb8358af36f6086619a29ab] Merge tag 'rcu.2023.06.22a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu testing commit af96134dc8562f9fcbb8358af36f6086619a29ab gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2973d10c214bbb8b15bfd7e795044d704b80a55f13a5ca503dce698d1b438223 run #0: crashed: possible deadlock in input_ff_flush run #1: crashed: possible deadlock in uinput_request_submit run #2: crashed: possible deadlock in uinput_request_submit run #3: crashed: possible deadlock in uinput_request_submit run #4: crashed: possible deadlock in input_ff_flush run #5: crashed: possible deadlock in input_ff_flush run #6: crashed: possible deadlock in input_ff_flush run #7: crashed: possible deadlock in uinput_request_submit run #8: crashed: possible deadlock in uinput_request_submit run #9: crashed: possible deadlock in uinput_request_submit representative crash: possible deadlock in input_ff_flush, types: [LOCKDEP] # git bisect bad af96134dc8562f9fcbb8358af36f6086619a29ab Bisecting: 163 revisions left to test after this (roughly 8 steps) [2605e80d3438c77190f55b821c6575048c68268e] Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux testing commit 2605e80d3438c77190f55b821c6575048c68268e gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 000671bd586d8a269145d3687c82b375beb2d85facb2885bd220ad24c2c9e661 all runs: OK false negative chance: 0.000 # git bisect good 2605e80d3438c77190f55b821c6575048c68268e Bisecting: 81 revisions left to test after this (roughly 6 steps) [40e8e98f512fc76891ae2328a63e2e4ffdbe3010] Merge tag 'pm-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm testing commit 40e8e98f512fc76891ae2328a63e2e4ffdbe3010 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f9d91c8610f41dee0d8eed2a4619505a66a680f6c05ed6db4e925d7661b6869e all runs: OK false negative chance: 0.000 # git bisect good 40e8e98f512fc76891ae2328a63e2e4ffdbe3010 Bisecting: 40 revisions left to test after this (roughly 5 steps) [a8460ba59464c038c817844f67a74fe847b56613] Merge tag 'thermal-v6.5-rc1' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/thermal/linux into thermal testing commit a8460ba59464c038c817844f67a74fe847b56613 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f7a283f9d3e0acfb73d202eafa14db23b59acee6da6df91c2105c014b55e87eb all runs: OK false negative chance: 0.000 # git bisect good a8460ba59464c038c817844f67a74fe847b56613 Bisecting: 32 revisions left to test after this (roughly 4 steps) [6b706e5603c44ff0b6f43c2e26e0d590e1d265f8] rcu/kvfree: Make drain_page_cache() take early return if cache is disabled testing commit 6b706e5603c44ff0b6f43c2e26e0d590e1d265f8 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4238d8342db1355b93ca53a71b750449f55a4857833202ea0d3d29fbb8bcab4f all runs: OK false negative chance: 0.000 # git bisect good 6b706e5603c44ff0b6f43c2e26e0d590e1d265f8 Bisecting: 24 revisions left to test after this (roughly 4 steps) [401b0de3ae4fa49d1014c8941e26d9a25f37e7cf] rcu-tasks: Stop rcu_tasks_invoke_cbs() from using never-onlined CPUs testing commit 401b0de3ae4fa49d1014c8941e26d9a25f37e7cf gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f0a35b87a214e747499dd6055c3f8c9c8ed0e9549ffa5a80da6299ae94cde781 all runs: OK false negative chance: 0.000 # git bisect good 401b0de3ae4fa49d1014c8941e26d9a25f37e7cf Bisecting: 7 revisions left to test after this (roughly 4 steps) [2e31da752c6d0e892f2a9232e18da816d04ee691] Merge branches 'doc.2023.05.10a', 'fixes.2023.05.11a', 'kvfree.2023.05.10a', 'nocb.2023.05.11a', 'rcu-tasks.2023.05.10a', 'torture.2023.05.15a' and 'rcu-urgent.2023.06.06a' into HEAD testing commit 2e31da752c6d0e892f2a9232e18da816d04ee691 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f5dd390f87046c68d4468afd23794c66d3a1f4ff9abdbebe01a1c583307da334 all runs: OK false negative chance: 0.000 # git bisect good 2e31da752c6d0e892f2a9232e18da816d04ee691 Bisecting: 3 revisions left to test after this (roughly 2 steps) [f5bb4e381290883a014a9e865ee2c430447ef953] platform/chrome: Switch i2c drivers back to use .probe() testing commit f5bb4e381290883a014a9e865ee2c430447ef953 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dfc50e2f550e232960aa02768169c1a9a33bb2f8e7faae091013b67588122190 all runs: OK false negative chance: 0.000 # git bisect good f5bb4e381290883a014a9e865ee2c430447ef953 Bisecting: 2 revisions left to test after this (roughly 1 step) [2b8cc5858a07ab75ce98cae720e263e1c1b0d1d9] platform/chrome: cros_ec_spi: Use %*ph for printing hexdump of a small buffer testing commit 2b8cc5858a07ab75ce98cae720e263e1c1b0d1d9 gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6a74f69f6247fdeb496bf19642481dcb0d2f722567d45a60cc364e84b165033e all runs: OK false negative chance: 0.000 # git bisect good 2b8cc5858a07ab75ce98cae720e263e1c1b0d1d9 Bisecting: 0 revisions left to test after this (roughly 1 step) [1ef6663a587ba3e57dc5065a477db1c64481eedd] Merge tag 'tag-chrome-platform-for-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux testing commit 1ef6663a587ba3e57dc5065a477db1c64481eedd gcc compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6fd351edd2172b39e8a9fe216cd3af9b61f2d35f5f4250a82381c52fd196fa62 all runs: OK false negative chance: 0.000 # git bisect good 1ef6663a587ba3e57dc5065a477db1c64481eedd af96134dc8562f9fcbb8358af36f6086619a29ab is the first bad commit commit af96134dc8562f9fcbb8358af36f6086619a29ab Merge: 1ef6663a587ba 2e31da752c6d0 Author: Linus Torvalds Date: Tue Jun 27 10:37:01 2023 -0700 Merge tag 'rcu.2023.06.22a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu Pull RCU updates from Paul McKenney: "Documentation updates Miscellaneous fixes, perhaps most notably: - Remove RCU_NONIDLE(). The new visibility of most of the idle loop to RCU has obsoleted this API. - Make the RCU_SOFTIRQ callback-invocation time limit also apply to the rcuc kthreads that invoke callbacks for CONFIG_PREEMPT_RT. - Add a jiffies-based callback-invocation time limit to handle long-running callbacks. (The local_clock() function is only invoked once per 32 callbacks due to its high overhead.) - Stop rcu_tasks_invoke_cbs() from using never-onlined CPUs, which fixes a bug that can occur on systems with non-contiguous CPU numbering. kvfree_rcu updates: - Eliminate the single-argument variant of k[v]free_rcu() now that all uses have been converted to k[v]free_rcu_mightsleep(). - Add WARN_ON_ONCE() checks for k[v]free_rcu*() freeing callbacks too soon. Yes, this is closing the barn door after the horse has escaped, but Murphy says that there will be more horses. Callback-offloading updates: - Fix a number of bugs involving the shrinker and lazy callbacks. Tasks RCU updates Torture-test updates" * tag 'rcu.2023.06.22a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu: (32 commits) torture: Remove duplicated argument -enable-kvm for ppc64 doc/rcutorture: Add description of rcutorture.stall_cpu_block rcu/rcuscale: Stop kfree_scale_thread thread(s) after unloading rcuscale rcu/rcuscale: Move rcu_scale_*() after kfree_scale_cleanup() rcutorture: Correct name of use_softirq module parameter locktorture: Add long_hold to adjust lock-hold delays rcu/nocb: Make shrinker iterate only over NOCB CPUs rcu-tasks: Stop rcu_tasks_invoke_cbs() from using never-onlined CPUs rcu: Make rcu_cpu_starting() rely on interrupts being disabled rcu: Mark rcu_cpu_kthread() accesses to ->rcu_cpu_has_work rcu: Mark additional concurrent load from ->cpu_no_qs.b.exp rcu: Employ jiffies-based backstop to callback time limit rcu: Check callback-invocation time limit for rcuc kthreads rcu: Remove RCU_NONIDLE() rcu: Add more RCU files to kernel-api.rst rcu-tasks: Clarify the cblist_init_generic() function's pr_info() output rcu-tasks: Avoid pr_info() with spin lock in cblist_init_generic() rcu/nocb: Recheck lazy callbacks under the ->nocb_lock from shrinker rcu/nocb: Fix shrinker race against callback enqueuer rcu/nocb: Protect lazy shrinker against concurrent (de-)offloading ... .../RCU/Design/Requirements/Requirements.rst | 36 +--- Documentation/RCU/whatisRCU.rst | 1 - Documentation/admin-guide/kernel-parameters.txt | 140 ++++++++------- Documentation/core-api/kernel-api.rst | 12 ++ MAINTAINERS | 2 +- drivers/infiniband/sw/rxe/rxe_verbs.c | 2 +- include/linux/rcupdate.h | 54 +----- include/linux/srcu.h | 8 +- kernel/locking/locktorture.c | 51 +++--- kernel/rcu/Kconfig | 18 ++ kernel/rcu/rcu.h | 6 + kernel/rcu/rcuscale.c | 199 +++++++++++---------- kernel/rcu/tasks.h | 12 +- kernel/rcu/tree.c | 131 +++++++++----- kernel/rcu/tree_exp.h | 2 +- kernel/rcu/tree_nocb.h | 52 +++++- kernel/rcu/tree_plugin.h | 4 +- .../testing/selftests/rcutorture/bin/functions.sh | 2 +- .../rcutorture/configs/rcu/BUSTED-BOOST.boot | 2 +- .../selftests/rcutorture/configs/rcu/TREE03.boot | 2 +- 20 files changed, 403 insertions(+), 333 deletions(-) accumulated error probability: 0.00 revisions tested: 30, total time: 12h21m40.971492142s (build: 7h44m33.029150059s, test: 4h0m39.726302762s) first bad commit: af96134dc8562f9fcbb8358af36f6086619a29ab Merge tag 'rcu.2023.06.22a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu recipients (to): ["jgg@ziepe.ca" "leon@kernel.org" "linux-kernel@vger.kernel.org" "torvalds@linux-foundation.org"] recipients (cc): ["linux-rdma@vger.kernel.org" "zyjzyj2000@gmail.com"] crash: possible deadlock in input_ff_flush ====================================================== WARNING: possible circular locking dependency detected 6.4.0-syzkaller #0 Not tainted ------------------------------------------------------ syz.2.16/5546 is trying to acquire lock: ffff8881093dc8b0 (&ff->mutex){+.+.}-{4:4}, at: input_ff_flush+0x36/0xc0 drivers/input/ff-core.c:240 but task is already holding lock: ffff8881686ccac0 (&dev->mutex#2){+.+.}-{4:4}, at: input_flush_device+0x2c/0x80 drivers/input/input.c:679 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 (&dev->mutex#2){+.+.}-{4:4}: __mutex_lock_common kernel/locking/mutex.c:603 [inline] __mutex_lock+0xab/0x9a0 kernel/locking/mutex.c:747 input_register_handle+0x33/0x1b0 drivers/input/input.c:2553 kbd_connect+0x4e/0xb0 drivers/tty/vt/keyboard.c:1589 input_attach_handler.isra.0+0xd4/0x130 drivers/input/input.c:1062 input_register_device+0x62d/0x820 drivers/input/input.c:2394 acpi_button_add+0x2c1/0x6c0 drivers/acpi/button.c:594 acpi_device_probe+0x64/0x190 drivers/acpi/bus.c:990 call_driver_probe drivers/base/dd.c:579 [inline] really_probe+0x136/0x590 drivers/base/dd.c:658 __driver_probe_device+0xcd/0x1f0 drivers/base/dd.c:798 driver_probe_device+0x2a/0x120 drivers/base/dd.c:828 __driver_attach+0x17e/0x2b0 drivers/base/dd.c:1214 bus_for_each_dev+0xb6/0x120 drivers/base/bus.c:368 bus_add_driver+0x162/0x2e0 drivers/base/bus.c:673 driver_register+0x85/0x180 drivers/base/driver.c:246 acpi_bus_register_driver+0x52/0x70 drivers/acpi/bus.c:941 acpi_button_register_driver drivers/acpi/button.c:724 [inline] acpi_button_driver_init+0x52/0xb0 drivers/acpi/button.c:733 do_one_initcall+0xa0/0x360 init/main.c:1232 do_initcall_level init/main.c:1305 [inline] do_initcalls init/main.c:1321 [inline] do_basic_setup init/main.c:1340 [inline] kernel_init_freeable+0x33b/0x5d0 init/main.c:1557 kernel_init+0x1b/0x290 init/main.c:1448 ret_from_fork+0x29/0x50 arch/x86/entry/entry_64.S:308 -> #2 (input_mutex){+.+.}-{4:4}: __mutex_lock_common kernel/locking/mutex.c:603 [inline] __mutex_lock+0xab/0x9a0 kernel/locking/mutex.c:747 input_register_device+0x59a/0x820 drivers/input/input.c:2387 uinput_create_device drivers/input/misc/uinput.c:364 [inline] uinput_ioctl_handler.isra.0+0xc4f/0xfd0 drivers/input/misc/uinput.c:870 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __x64_sys_ioctl+0xf6/0x150 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3c/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x6f/0xd9 -> #1 (&newdev->mutex){+.+.}-{4:4}: __mutex_lock_common kernel/locking/mutex.c:603 [inline] __mutex_lock+0xab/0x9a0 kernel/locking/mutex.c:747 uinput_request_send drivers/input/misc/uinput.c:150 [inline] uinput_request_submit.part.0+0x1f/0x130 drivers/input/misc/uinput.c:181 uinput_request_submit drivers/input/misc/uinput.c:178 [inline] uinput_dev_upload_effect+0xbc/0x100 drivers/input/misc/uinput.c:256 input_ff_upload+0x34b/0x4c0 drivers/input/ff-core.c:150 evdev_do_ioctl+0xac2/0x11c0 drivers/input/evdev.c:1183 evdev_ioctl_handler drivers/input/evdev.c:1272 [inline] evdev_ioctl+0xd6/0xe0 drivers/input/evdev.c:1281 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __x64_sys_ioctl+0xf6/0x150 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3c/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x6f/0xd9 -> #0 (&ff->mutex){+.+.}-{4:4}: check_prev_add kernel/locking/lockdep.c:3113 [inline] check_prevs_add kernel/locking/lockdep.c:3232 [inline] validate_chain kernel/locking/lockdep.c:3847 [inline] __lock_acquire+0x13fd/0x1c00 kernel/locking/lockdep.c:5088 lock_acquire kernel/locking/lockdep.c:5705 [inline] lock_acquire+0xcd/0x2c0 kernel/locking/lockdep.c:5670 __mutex_lock_common kernel/locking/mutex.c:603 [inline] __mutex_lock+0xab/0x9a0 kernel/locking/mutex.c:747 input_ff_flush+0x36/0xc0 drivers/input/ff-core.c:240 uinput_dev_flush+0x2a/0x40 drivers/input/misc/uinput.c:282 input_flush_device+0x5a/0x80 drivers/input/input.c:684 evdev_release+0x19f/0x1b0 drivers/input/evdev.c:444 __fput+0x1d3/0x4c0 fs/file_table.c:378 task_work_run+0x8f/0xe0 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop kernel/entry/common.c:171 [inline] exit_to_user_mode_prepare+0x1f3/0x200 kernel/entry/common.c:204 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline] syscall_exit_to_user_mode+0x1e/0x60 kernel/entry/common.c:297 do_syscall_64+0x4c/0xc0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x6f/0xd9 other info that might help us debug this: Chain exists of: &ff->mutex --> input_mutex --> &dev->mutex#2 Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&dev->mutex#2); lock(input_mutex); lock(&dev->mutex#2); lock(&ff->mutex); *** DEADLOCK *** 2 locks held by syz.2.16/5546: #0: ffff8881686cf910 (&evdev->mutex){+.+.}-{4:4}, at: evdev_release+0x34/0x1b0 drivers/input/evdev.c:441 #1: ffff8881686ccac0 (&dev->mutex#2){+.+.}-{4:4}, at: input_flush_device+0x2c/0x80 drivers/input/input.c:679 stack backtrace: CPU: 0 PID: 5546 Comm: syz.2.16 Not tainted 6.4.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106 check_noncircular+0xf8/0x110 kernel/locking/lockdep.c:2188 check_prev_add kernel/locking/lockdep.c:3113 [inline] check_prevs_add kernel/locking/lockdep.c:3232 [inline] validate_chain kernel/locking/lockdep.c:3847 [inline] __lock_acquire+0x13fd/0x1c00 kernel/locking/lockdep.c:5088 lock_acquire kernel/locking/lockdep.c:5705 [inline] lock_acquire+0xcd/0x2c0 kernel/locking/lockdep.c:5670 __mutex_lock_common kernel/locking/mutex.c:603 [inline] __mutex_lock+0xab/0x9a0 kernel/locking/mutex.c:747 input_ff_flush+0x36/0xc0 drivers/input/ff-core.c:240 uinput_dev_flush+0x2a/0x40 drivers/input/misc/uinput.c:282 input_flush_device+0x5a/0x80 drivers/input/input.c:684 evdev_release+0x19f/0x1b0 drivers/input/evdev.c:444 __fput+0x1d3/0x4c0 fs/file_table.c:378 task_work_run+0x8f/0xe0 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop kernel/entry/common.c:171 [inline] exit_to_user_mode_prepare+0x1f3/0x200 kernel/entry/common.c:204 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline] syscall_exit_to_user_mode+0x1e/0x60 kernel/entry/common.c:297 do_syscall_64+0x4c/0xc0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x6f/0xd9 RIP: 0033:0x7f3d8618e9a9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3d86f39038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffed RBX: 00007f3d863b5fa0 RCX: 00007f3d8618e9a9 RDX: 0000200000000300 RSI: 0000000040304580 RDI: 0000000000000004 RBP: 00007f3d86210d69 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f3d863b5fa0 R15: 00007ffdd59fe5b8