ci starts bisection 2024-01-17 00:55:14.753757092 +0000 UTC m=+128572.367201719 bisecting cause commit starting from 052d534373b7ed33712a63d5e17b2b6cdbce84fd building syzkaller on 2a7bcc7f9f751f2ec13586584e8e25b8f6817e8c ensuring issue is reproducible on original commit 052d534373b7ed33712a63d5e17b2b6cdbce84fd testing commit 052d534373b7ed33712a63d5e17b2b6cdbce84fd gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7648acdd829cfcd438c49f6d7e76dfaa4e29b0e3254a966a0e2950db2bcd565d all runs: crashed: kernel BUG in iov_iter_revert representative crash: kernel BUG in iov_iter_revert, types: [BUG] check whether we can drop unnecessary instrumentation disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 052d534373b7ed33712a63d5e17b2b6cdbce84fd gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f297c513e5191acf2986e256ad90ee6c0714ad4b1141c805efc7a229bbf102db all runs: crashed: kernel BUG in iov_iter_revert representative crash: kernel BUG in iov_iter_revert, types: [BUG] the bug reproduces without the instrumentation disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed kconfig minimization: base=3917 full=7663 leaves diff=2007 split chunks (needed=false): <2007> split chunk #0 of len 2007 into 5 parts testing without sub-chunk 1/5 disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 052d534373b7ed33712a63d5e17b2b6cdbce84fd gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dac30d3e566edf4ef398dd4e5e9a957139cbba6af11c4460377cc29fdb66e742 all runs: crashed: kernel BUG in iov_iter_revert representative crash: kernel BUG in iov_iter_revert, types: [BUG] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed testing commit 052d534373b7ed33712a63d5e17b2b6cdbce84fd gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: de9442fbeb2482ee28f5cacb5c8174c6fb93145528d6f216f1195e9456b5a91f all runs: OK false negative chance: 0.000 testing without sub-chunk 3/5 disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 052d534373b7ed33712a63d5e17b2b6cdbce84fd gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 66324bcbd2e6a80c5657d114567eee13c928207d04bceeb160898a3183abfd28 all runs: crashed: kernel BUG in iov_iter_revert representative crash: kernel BUG in iov_iter_revert, types: [BUG] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 052d534373b7ed33712a63d5e17b2b6cdbce84fd gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f15a74e6a0147e129be48f48f53495af4404a793176569e77e765ce382d47dcd all runs: crashed: kernel BUG in iov_iter_revert representative crash: kernel BUG in iov_iter_revert, types: [BUG] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 052d534373b7ed33712a63d5e17b2b6cdbce84fd gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f71841b866a22639f2495352e02266df99ec4f160850e5d7eb100785b2147fa5 all runs: crashed: kernel BUG in iov_iter_revert representative crash: kernel BUG in iov_iter_revert, types: [BUG] the chunk can be dropped minimized to 402 configs; suspects: [6LOWPAN ARCH_ENABLE_MEMORY_HOTREMOVE ASUS_WMI CMA COMMON_CLK DAX DLM DRM DRM_BRIDGE 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 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_CORE FB_DEFERRED_IO 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 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_ALIGNED_STRUCT_PAGE 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_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_DRIVER 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_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 X86_HAVE_PAE ZONE_DEVICE] disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed picked [v6.7 v6.6 v6.5 v6.3 v6.1 v5.19 v5.17 v5.15 v5.12 v5.9 v5.6 v5.3 v5.0 v4.19] out of 30 release tags testing release v6.7 testing commit 0dd3ee31125508cd67f7e7172247f05b7fd1753a gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 112fbbef78ac3e490a13e31b9956eabb05a6c274eac3e85ce4ec290a9c42501f all runs: OK false negative chance: 0.000 # git bisect start 052d534373b7ed33712a63d5e17b2b6cdbce84fd 0dd3ee31125508cd67f7e7172247f05b7fd1753a Bisecting: 5298 revisions left to test after this (roughly 12 steps) [3e7aeb78ab01c2c2f0e1f784e5ddec88fcd3d106] Merge tag 'net-next-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next testing commit 3e7aeb78ab01c2c2f0e1f784e5ddec88fcd3d106 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d8984ec3d01bbcb29636ace1e2257bfb9b2c49ebabbddfe1a4b4ac2c01fa3b7b all runs: OK false negative chance: 0.000 # git bisect good 3e7aeb78ab01c2c2f0e1f784e5ddec88fcd3d106 Bisecting: 2929 revisions left to test after this (roughly 11 steps) [b76c01f1d950425924ee1c1377760de3c024ef78] Merge tag 'drm-intel-gt-next-2023-12-15' of git://anongit.freedesktop.org/drm/drm-intel into drm-next testing commit b76c01f1d950425924ee1c1377760de3c024ef78 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5851f9515d0624de44b936645a175271c56f658d3a1ea4e241ac58596c48fc9b all runs: OK false negative chance: 0.000 # git bisect good b76c01f1d950425924ee1c1377760de3c024ef78 Bisecting: 1476 revisions left to test after this (roughly 11 steps) [22d29f1112c85c1ad519a8c0403f7f7289cf060c] Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi testing commit 22d29f1112c85c1ad519a8c0403f7f7289cf060c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3711bea59547deede3dcfd59f97569bd914eb2a727c8556490d7ce0b95020d1f all runs: OK false negative chance: 0.000 # git bisect good 22d29f1112c85c1ad519a8c0403f7f7289cf060c Bisecting: 774 revisions left to test after this (roughly 10 steps) [576db73424305036a6aa9e40daf7109742fbb1df] Merge tag 'gpio-updates-for-v6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux testing commit 576db73424305036a6aa9e40daf7109742fbb1df gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 503524a6e096e9ed43a824287e1d9e4de3e91697322caf7dacead48890fe8c8a all runs: OK false negative chance: 0.000 # git bisect good 576db73424305036a6aa9e40daf7109742fbb1df Bisecting: 463 revisions left to test after this (roughly 9 steps) [60a031b64984ad4a219a13b0fe912746b586bb9b] media: i2c: thp7312: select CONFIG_FW_LOADER testing commit 60a031b64984ad4a219a13b0fe912746b586bb9b gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f85d028a54e471193e6e025f59c78858533bc9b0081b81c8b4cb1f2e45290ecf all runs: OK false negative chance: 0.000 # git bisect good 60a031b64984ad4a219a13b0fe912746b586bb9b Bisecting: 246 revisions left to test after this (roughly 8 steps) [0c4b09cb542fd0c4134e3f87442c89abffbfeedd] Merge tag 'pmdomain-v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/linux-pm testing commit 0c4b09cb542fd0c4134e3f87442c89abffbfeedd gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c2d90de9b6cf4a2ea5f1299aaa6d45ad2e59f12b4b40d3454b3ff91b60541808 all runs: OK false negative chance: 0.000 # git bisect good 0c4b09cb542fd0c4134e3f87442c89abffbfeedd Bisecting: 111 revisions left to test after this (roughly 7 steps) [fef018d8199661962b5fc0f0d1501caa54b2b533] Merge tag 'hid-for-linus-2024010801' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid testing commit fef018d8199661962b5fc0f0d1501caa54b2b533 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2ee6006096148935fa5fe05ffbd4e1dc6776c02ff78519c0d9a61d446f676d9b all runs: OK false negative chance: 0.000 # git bisect good fef018d8199661962b5fc0f0d1501caa54b2b533 Bisecting: 66 revisions left to test after this (roughly 6 steps) [42bff4d0f9b9c8b669c5cef25c5116f41eb45c6b] Merge tag 'pwm/for-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm testing commit 42bff4d0f9b9c8b669c5cef25c5116f41eb45c6b gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 54381e4f0e5a300092a117afe60865b0a2960a4eeb7e0b50c4e44f26ac2fa95d all runs: OK false negative chance: 0.000 # git bisect good 42bff4d0f9b9c8b669c5cef25c5116f41eb45c6b Bisecting: 33 revisions left to test after this (roughly 5 steps) [5b202c250acd8dd1df9fcc8e6319ecd83d69923a] dt-bindings: power: Clarify wording for wakeup-source property testing commit 5b202c250acd8dd1df9fcc8e6319ecd83d69923a gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8f2070953eec38f892d061f649bce059038061c765aa8425f48249f9ccc28d68 all runs: OK false negative chance: 0.000 # git bisect good 5b202c250acd8dd1df9fcc8e6319ecd83d69923a Bisecting: 15 revisions left to test after this (roughly 4 steps) [7dfb03dd24d43b9e7a725e70d2e8a83bb29df294] Merge branches 'doc.2023.12.13a', 'torture.2023.11.23a', 'fixes.2023.12.13a', 'rcu-tasks.2023.12.12b' and 'srcu.2023.12.13a' into rcu-merge.2023.12.13a testing commit 7dfb03dd24d43b9e7a725e70d2e8a83bb29df294 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 16057a813d10caf788bdb24b87c49fe52a7e1f0e48a3fb7d53e9a817e45c8479 all runs: OK false negative chance: 0.000 # git bisect good 7dfb03dd24d43b9e7a725e70d2e8a83bb29df294 Bisecting: 7 revisions left to test after this (roughly 3 steps) [1acc24b300bfa8b2f03daabbba67db600fd38e08] Merge tag 'pull-simple_recursive_removal' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs testing commit 1acc24b300bfa8b2f03daabbba67db600fd38e08 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 84dc9f295d1496bbf7185af2548bf501a5d90d9d5fbebefcc7206df90ba76c97 all runs: OK false negative chance: 0.000 # git bisect good 1acc24b300bfa8b2f03daabbba67db600fd38e08 Bisecting: 3 revisions left to test after this (roughly 2 steps) [f55c096f62f100aa9f5f48d86e1b6846ecbd67e7] exfat: do not zero the extended part testing commit f55c096f62f100aa9f5f48d86e1b6846ecbd67e7 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0700415b7abe99ef722e10559661ac700d48e155072bd2e6ff72dd2e36b571a4 all runs: crashed: kernel BUG in iov_iter_revert representative crash: kernel BUG in iov_iter_revert, types: [BUG] # git bisect bad f55c096f62f100aa9f5f48d86e1b6846ecbd67e7 Bisecting: 1 revision left to test after this (roughly 1 step) [34939ae005ec402ee183956114b1a74cb57b8b9d] exfat: using ffs instead of internal logic testing commit 34939ae005ec402ee183956114b1a74cb57b8b9d gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6da6cc1bb5f461991fd1bdbda65f88fa5d5363038f9d98bc2adc1e36af4856d8 all runs: OK false negative chance: 0.000 # git bisect good 34939ae005ec402ee183956114b1a74cb57b8b9d Bisecting: 0 revisions left to test after this (roughly 0 steps) [11a347fb6cef62ce47e84b97c45f2b2497c7593b] exfat: change to get file size from DataLength testing commit 11a347fb6cef62ce47e84b97c45f2b2497c7593b gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f2682aecab06786049d8dde2ee08ec42fc8a1a981b68ce2711abc7d544849c8c all runs: crashed: kernel BUG in iov_iter_revert representative crash: kernel BUG in iov_iter_revert, types: [BUG] # git bisect bad 11a347fb6cef62ce47e84b97c45f2b2497c7593b 11a347fb6cef62ce47e84b97c45f2b2497c7593b is the first bad commit commit 11a347fb6cef62ce47e84b97c45f2b2497c7593b Author: Yuezhang Mo Date: Mon Mar 13 12:38:53 2023 +0800 exfat: change to get file size from DataLength In stream extension directory entry, the ValidDataLength field describes how far into the data stream user data has been written, and the DataLength field describes the file size. Signed-off-by: Yuezhang Mo Reviewed-by: Andy Wu Reviewed-by: Aoyama Wataru Reviewed-by: Sungjong Seo Signed-off-by: Namjae Jeon fs/exfat/exfat_fs.h | 2 + fs/exfat/file.c | 118 ++++++++++++++++++++++++++++++++++++++++++++++++- fs/exfat/inode.c | 124 +++++++++++++++++++++++++++++++++++++++++++++------- fs/exfat/namei.c | 6 +++ 4 files changed, 231 insertions(+), 19 deletions(-) accumulated error probability: 0.00 culprit signature: f2682aecab06786049d8dde2ee08ec42fc8a1a981b68ce2711abc7d544849c8c parent signature: 6da6cc1bb5f461991fd1bdbda65f88fa5d5363038f9d98bc2adc1e36af4856d8 revisions tested: 22, total time: 5h18m12.388652009s (build: 2h18m10.429360969s, test: 2h43m16.47338921s) first bad commit: 11a347fb6cef62ce47e84b97c45f2b2497c7593b exfat: change to get file size from DataLength recipients (to): ["andy.wu@sony.com" "linkinjeon@kernel.org" "sj1557.seo@samsung.com" "wataru.aoyama@sony.com" "yuezhang.mo@sony.com"] recipients (cc): [] crash: kernel BUG in iov_iter_revert loop0: detected capacity change from 0 to 256 exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0x4e46b93a, utbl_chksum : 0xe619d30d) ------------[ cut here ]------------ kernel BUG at lib/iov_iter.c:582! invalid opcode: 0000 [#1] PREEMPT SMP CPU: 0 PID: 2547 Comm: syz-executor.0 Not tainted 6.7.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 RIP: 0010:iov_iter_revert lib/iov_iter.c:582 [inline] RIP: 0010:iov_iter_revert+0xbc/0xc0 lib/iov_iter.c:567 Code: de 48 83 ea 10 48 29 ce 48 83 c0 01 8b 4a 08 48 89 47 20 48 39 f1 72 e9 48 29 f1 48 89 57 10 48 89 4f 08 c3 90 0f 0b 90 c3 90 <0f> 0b 66 90 f3 0f 1e fa 83 fe 01 77 27 48 c7 07 00 00 00 00 48 c7 RSP: 0018:ffffc90001013c50 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffffc90001013cf8 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 00000000001bca00 RDI: ffffc90001013cf8 RBP: ffffc90001013c90 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: fffffffffffffdef R13: ffff88817d5a37e8 R14: 0000000000200a00 R15: ffff88817d5a3a10 FS: 00007fbed5e456c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fbed5e1b000 CR3: 0000000101727000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: exfat_direct_IO+0xdd/0x140 fs/exfat/inode.c:526 generic_file_read_iter+0x83/0x120 mm/filemap.c:2758 call_read_iter include/linux/fs.h:2014 [inline] aio_read+0x130/0x1f0 fs/aio.c:1551 __io_submit_one fs/aio.c:1952 [inline] io_submit_one+0x6a7/0x9c0 fs/aio.c:2001 __do_sys_io_submit fs/aio.c:2060 [inline] __se_sys_io_submit fs/aio.c:2030 [inline] __x64_sys_io_submit+0xa8/0x1c0 fs/aio.c:2030 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x40/0xe0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7fbed507cda9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fbed5e450c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 RAX: ffffffffffffffda RBX: 00007fbed51abf80 RCX: 00007fbed507cda9 RDX: 0000000020000540 RSI: 0000000000003f0a RDI: 00007fbed5e1b000 RBP: 00007fbed50c947a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000006 R14: 00007fbed51abf80 R15: 00007fffdf161a48 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:iov_iter_revert lib/iov_iter.c:582 [inline] RIP: 0010:iov_iter_revert+0xbc/0xc0 lib/iov_iter.c:567 Code: de 48 83 ea 10 48 29 ce 48 83 c0 01 8b 4a 08 48 89 47 20 48 39 f1 72 e9 48 29 f1 48 89 57 10 48 89 4f 08 c3 90 0f 0b 90 c3 90 <0f> 0b 66 90 f3 0f 1e fa 83 fe 01 77 27 48 c7 07 00 00 00 00 48 c7 RSP: 0018:ffffc90001013c50 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffffc90001013cf8 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 00000000001bca00 RDI: ffffc90001013cf8 RBP: ffffc90001013c90 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: fffffffffffffdef R13: ffff88817d5a37e8 R14: 0000000000200a00 R15: ffff88817d5a3a10 FS: 00007fbed5e456c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fbed5e1b000 CR3: 0000000101727000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400