ci2 starts bisection 2025-06-14 03:03:18.902930243 +0000 UTC m=+14223.306095226 bisecting cause commit starting from 02adc1490e6d8681cc81057ed86d123d0240909b building syzkaller on 0e8da31f2d4312fc3ad5c1e2e221075831885e0e ensuring issue is reproducible on original commit 02adc1490e6d8681cc81057ed86d123d0240909b testing commit 02adc1490e6d8681cc81057ed86d123d0240909b gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 42eab0e369e55f84cd3c85b31afd04dd54f59921b928a2b0b621d21bc451eec5 all runs: crashed: WARNING in iomap_iter representative crash: WARNING in iomap_iter, types: [WARNING] check whether we can drop unnecessary instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing commit 02adc1490e6d8681cc81057ed86d123d0240909b gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 48f059d00c5e952bbed51bb0618b2f3fd682969f0857ac680b67209c61c97e5a all runs: crashed: WARNING in iomap_iter representative crash: WARNING in iomap_iter, types: [WARNING] the bug reproduces without the instrumentation disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed kconfig minimization: base=4088 full=8356 leaves diff=2127 split chunks (needed=false): <2127> split chunk #0 of len 2127 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 02adc1490e6d8681cc81057ed86d123d0240909b gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 463ca6f70360cc256168552f136b50e7fff6f314a428e795d032b09399bcac58 all runs: crashed: WARNING in iomap_iter representative crash: WARNING in iomap_iter, types: [WARNING] 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 02adc1490e6d8681cc81057ed86d123d0240909b gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 4caafd092be797a4dfb759f243cd4696cadbf7f0b519be7c73d0de0ab932155a all runs: OK false negative chance: 0.000 testing without sub-chunk 3/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing commit 02adc1490e6d8681cc81057ed86d123d0240909b gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 25a4e6b4b322c764688dc244a92e59701f7a8d28fb2bfa67be173ba63334c62d all runs: crashed: WARNING in iomap_iter representative crash: WARNING in iomap_iter, types: [WARNING] 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 02adc1490e6d8681cc81057ed86d123d0240909b gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 59f43d13eed054d5d24b189a69801315e7d900a759e405baad6baabdb084f4b9 all runs: crashed: WARNING in iomap_iter representative crash: WARNING in iomap_iter, types: [WARNING] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 02adc1490e6d8681cc81057ed86d123d0240909b gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 61b8967d96588146f580be0d3748c52c94e1ea01281d7be7f1451d4f51daed4b all runs: crashed: WARNING in iomap_iter representative crash: WARNING in iomap_iter, types: [WARNING] the chunk can be dropped minimized to 426 configs; suspects: [6LOWPAN ARCH_ENABLE_MEMORY_HOTREMOVE ASUS_WMI CHARGER_BQ24190 CMA COMMON_CLK DAX DLM DRM DRM_BRIDGE DRM_DISPLAY_HDCP_HELPER DRM_DISPLAY_HDMI_HELPER DRM_DISPLAY_HELPER 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 EVM_EXTRA_SMACK_XATTRS 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 HAS_LTO_CLANG 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_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 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_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_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 IRQ_TIME_ACCOUNTING LAPB LCD_CLASS_DEVICE LEDS_CLASS_MULTICOLOR 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 MODVERSIONS MPTCP MTD NETFILTER_ADVANCED NET_ACT_GACT NET_ACT_MIRRED NET_IPGRE_DEMUX NFT_COMPAT NFT_COMPAT_ARP NFT_FWD_NETDEV NF_TABLES NF_TABLES_ARP NF_TABLES_NETDEV PAGE_POOL RADIO_ADAPTERS RADIO_SI4713 RAS RC_CORE REGULATOR RFKILL SND SOUND STAGING TRANSPARENT_HUGEPAGE TYPEC TYPEC_MUX_PI3USB30532 USB_LJCA USB_ROLES_INTEL_XHCI USB_ROLE_SWITCH VIDEO_DEV VIRTIO_FS WAN ZONE_DEVICE] disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN 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: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 664b7fc38acbcde9c90db868c81a4b8553afbf420f5aaf5e6602f8d72593b380 all runs: crashed: WARNING in iomap_iter representative crash: WARNING in iomap_iter, types: [WARNING] testing release v6.14 testing commit 38fec10eb60d687e30c8c6b5420d86e8149f7557 gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: ffcd50b8f8cdbe833cd2577a7918a002280a0b08d6df88fb129d638a91d49c9d all runs: OK false negative chance: 0.000 # git bisect start 0ff41df1cb268fc69e703a08a57ee14ae967d0ca 38fec10eb60d687e30c8c6b5420d86e8149f7557 Bisecting: 8357 revisions left to test after this (roughly 13 steps) [390513642ee6763c7ada07f0a1470474986e6c1c] io_uring: always do atomic put from iowq testing commit 390513642ee6763c7ada07f0a1470474986e6c1c gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 1a43c757184c5c699b32c50f9fb65766150bf02456a6709c70004e0353b3bd1e all runs: crashed: WARNING in iomap_iter representative crash: WARNING in iomap_iter, types: [WARNING] # git bisect bad 390513642ee6763c7ada07f0a1470474986e6c1c Bisecting: 3789 revisions left to test after this (roughly 12 steps) [9b960d8cd6f712cb2c03e2bdd4d5ca058238037f] Merge tag 'for-6.15/block-20250322' of git://git.kernel.dk/linux testing commit 9b960d8cd6f712cb2c03e2bdd4d5ca058238037f gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 2287ed3124801a17b644e2545a53fd8dd6ec5d652a234b07aea17d61e36b460c all runs: OK false negative chance: 0.000 # git bisect good 9b960d8cd6f712cb2c03e2bdd4d5ca058238037f Bisecting: 1916 revisions left to test after this (roughly 11 steps) [023b1e9d265ca0662111a9df23d22b4632717a8a] Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net testing commit 023b1e9d265ca0662111a9df23d22b4632717a8a gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: e72f3259907793d87c178b915b8edcfabd701ed5d2fa145fc3071b2f0382ed9a all runs: OK false negative chance: 0.000 # git bisect good 023b1e9d265ca0662111a9df23d22b4632717a8a Bisecting: 966 revisions left to test after this (roughly 10 steps) [3a90a72aca0a98125f0c7350ffb7cc63665f8047] Merge tag 'asm-generic-6.15-2' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic testing commit 3a90a72aca0a98125f0c7350ffb7cc63665f8047 gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 9dec4edfbaa8ffa914662097bef3ab18095a82d20702c70a05c3294f483ecab9 all runs: OK false negative chance: 0.000 # git bisect good 3a90a72aca0a98125f0c7350ffb7cc63665f8047 Bisecting: 410 revisions left to test after this (roughly 9 steps) [4a4b30ea80d8cb5e8c4c62bb86201f4ea0d9b030] Merge tag 'bcachefs-2025-03-24' of git://evilpiepirate.org/bcachefs testing commit 4a4b30ea80d8cb5e8c4c62bb86201f4ea0d9b030 gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 78244fbf81f2a31c6d0dd1a338eac8e24228c7270c4cfcde994943c0b71b91e6 all runs: crashed: WARNING in iomap_iter representative crash: WARNING in iomap_iter, types: [WARNING] # git bisect bad 4a4b30ea80d8cb5e8c4c62bb86201f4ea0d9b030 Bisecting: 275 revisions left to test after this (roughly 8 steps) [0de1e84263a2cc47fc642bcccee589a1e5220792] Merge tag 'dlm-6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/linux-dlm testing commit 0de1e84263a2cc47fc642bcccee589a1e5220792 gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 00107e1db7d24a3404060da3a11e03dae35453562cc7be70af1c8d277c1e981d all runs: crashed: WARNING in iomap_iter representative crash: WARNING in iomap_iter, types: [WARNING] # git bisect bad 0de1e84263a2cc47fc642bcccee589a1e5220792 Bisecting: 139 revisions left to test after this (roughly 7 steps) [7511e29cf1355b2c47d0effb39e463119913e2f6] btrfs: harden block_group::bg_list against list_del() races testing commit 7511e29cf1355b2c47d0effb39e463119913e2f6 gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 043f24b138a3050d9df5c7ac07799295be542caca967cda30138b11988eaad45 all runs: OK false negative chance: 0.000 # git bisect good 7511e29cf1355b2c47d0effb39e463119913e2f6 Bisecting: 71 revisions left to test after this (roughly 6 steps) [21263d035ff21fa0ccf79adba20bab9cd8cca0f2] f2fs: fix missing discard for active segments testing commit 21263d035ff21fa0ccf79adba20bab9cd8cca0f2 gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 7e6a110b7179168956cb1764bdb590b5e60d1db255a09b3f29d61a838c240f07 all runs: OK false negative chance: 0.000 # git bisect good 21263d035ff21fa0ccf79adba20bab9cd8cca0f2 Bisecting: 31 revisions left to test after this (roughly 5 steps) [b2e7b0ffa56185d04871c6fe317b36d30ce2861d] Merge tag 'erofs-for-6.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs testing commit b2e7b0ffa56185d04871c6fe317b36d30ce2861d gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 53ada122f5d0b1a18a7cfc1d7b50095a228758342972ff6520c24b27263a8235 all runs: crashed: WARNING in iomap_iter representative crash: WARNING in iomap_iter, types: [WARNING] # git bisect bad b2e7b0ffa56185d04871c6fe317b36d30ce2861d Bisecting: 19 revisions left to test after this (roughly 4 steps) [0776a508d1d4480d23873ccbee336123c992ff6e] gfs2: Convert gfs2_meta_read_endio() to use a folio testing commit 0776a508d1d4480d23873ccbee336123c992ff6e gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 7c57cde6d2e3e759e1aba3277404ba9399f84612d6300210a3691849c2977579 all runs: OK false negative chance: 0.000 # git bisect good 0776a508d1d4480d23873ccbee336123c992ff6e Bisecting: 9 revisions left to test after this (roughly 3 steps) [2e1473d5195f9ce1afb143208e568a9350e08b77] erofs: implement 48-bit block addressing for unencoded inodes testing commit 2e1473d5195f9ce1afb143208e568a9350e08b77 gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 5e8f2dfd5a20ecc67ebc5cfde778673238bd0212e2dd4aa709b42491a4312c2e all runs: OK false negative chance: 0.000 # git bisect good 2e1473d5195f9ce1afb143208e568a9350e08b77 Bisecting: 4 revisions left to test after this (roughly 2 steps) [7361d1e3763baaf7b9349c576137851458ad38d1] erofs: support unaligned encoded data testing commit 7361d1e3763baaf7b9349c576137851458ad38d1 gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: f37253c42119bcf82d089492fd6e8d20d58b5148b3623254857a499b3387380a all runs: crashed: WARNING in iomap_iter representative crash: WARNING in iomap_iter, types: [WARNING] # git bisect bad 7361d1e3763baaf7b9349c576137851458ad38d1 Bisecting: 2 revisions left to test after this (roughly 1 step) [fe1e57d44d7f106df9048e815e4862cf63921220] erofs: initialize decompression early testing commit fe1e57d44d7f106df9048e815e4862cf63921220 gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: c4d9bcca3370672367e883991b1677f6c2763371b99b4f5592b76a8a7b68ee7e all runs: OK false negative chance: 0.000 # git bisect good fe1e57d44d7f106df9048e815e4862cf63921220 Bisecting: 0 revisions left to test after this (roughly 1 step) [1d191b4ca51d73699cb127386b95ac152af2b930] erofs: implement encoded extent metadata testing commit 1d191b4ca51d73699cb127386b95ac152af2b930 gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 382b17ebbbdc255ed48fad650d59e9f8176a6c1a41a395d5d7f909b28a3a68d2 all runs: crashed: WARNING in iomap_iter representative crash: WARNING in iomap_iter, types: [WARNING] # git bisect bad 1d191b4ca51d73699cb127386b95ac152af2b930 Bisecting: 0 revisions left to test after this (roughly 0 steps) [efb2aef569b35b415c232c4e9fdecd0e540e1f60] erofs: add encoded extent on-disk definition testing commit efb2aef569b35b415c232c4e9fdecd0e540e1f60 gcc compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 kernel signature: 7a01160e3d4f712c4da390e5f0104e977c8bcb95fa3f3d27efcf761d9aaf791c all runs: OK false negative chance: 0.000 # git bisect good efb2aef569b35b415c232c4e9fdecd0e540e1f60 1d191b4ca51d73699cb127386b95ac152af2b930 is the first bad commit commit 1d191b4ca51d73699cb127386b95ac152af2b930 Author: Gao Xiang Date: Mon Mar 10 17:54:58 2025 +0800 erofs: implement encoded extent metadata Implement the extent metadata parsing described in the previous commit. For 16-byte and 32-byte extent records, currently it is just a trivial binary search without considering the last access footprint, but it can be optimized for better sequential performance later. Tail fragments are supported, but ztailpacking feature is not for simplicity. Signed-off-by: Gao Xiang Acked-by: Chao Yu Link: https://lore.kernel.org/r/20250310095459.2620647-9-hsiangkao@linux.alibaba.com fs/erofs/internal.h | 5 +- fs/erofs/zmap.c | 142 ++++++++++++++++++++++++++++++++++++++++++++++++---- 2 files changed, 135 insertions(+), 12 deletions(-) accumulated error probability: 0.00 culprit signature: 382b17ebbbdc255ed48fad650d59e9f8176a6c1a41a395d5d7f909b28a3a68d2 parent signature: 7a01160e3d4f712c4da390e5f0104e977c8bcb95fa3f3d27efcf761d9aaf791c revisions tested: 24, total time: 6h42m16.712614471s (build: 2h50m41.404629453s, test: 3h29m13.226764236s) first bad commit: 1d191b4ca51d73699cb127386b95ac152af2b930 erofs: implement encoded extent metadata recipients (to): ["chao@kernel.org" "hsiangkao@linux.alibaba.com"] recipients (cc): [] crash: WARNING in iomap_iter loop3: detected capacity change from 0 to 16 erofs (device loop3): EXPERIMENTAL EROFS subpage compressed block support in use. Use at your own risk! erofs (device loop3): mounted with root inode @ nid 36. ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3545 at fs/iomap/iter.c:48 iomap_iter_done fs/iomap/iter.c:48 [inline] WARNING: CPU: 0 PID: 3545 at fs/iomap/iter.c:48 iomap_iter+0x352/0x4e0 fs/iomap/iter.c:94 Modules linked in: CPU: 0 UID: 0 PID: 3545 Comm: syz.3.16 Not tainted 6.14.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:iomap_iter_done fs/iomap/iter.c:48 [inline] RIP: 0010:iomap_iter+0x352/0x4e0 fs/iomap/iter.c:94 Code: 05 92 c5 3d 02 01 90 48 c7 c7 cd 9f 14 83 e8 c5 c8 bc ff 90 0f 0b 90 90 e9 7f fd ff ff 90 0f 0b 90 41 bc fb ff ff ff eb bd 90 <0f> 0b 90 e9 f1 fe ff ff 90 0f 0b 90 48 8b 43 38 e9 f1 fe ff ff 90 RSP: 0018:ffffc900022d3ca8 EFLAGS: 00010206 RAX: 0000000000000074 RBX: ffffc900022d3cd8 RCX: 4404d75878ae1e00 RDX: 000000560001ffec RSI: ffffffff8316ae58 RDI: ffffea00041acd80 RBP: ffffc900022d3f48 R08: ffffc900022d3c20 R09: 0000000000000020 R10: 0000000000000001 R11: ffffffff818fab60 R12: 0000000000000001 R13: ffff8881791f0518 R14: ffffc900022d3d00 R15: ffffc900022d3d50 FS: 00007f49d17c16c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6e2098dd30 CR3: 00000001053c6000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: iomap_fiemap+0x88/0x270 fs/iomap/fiemap.c:80 ioctl_fiemap fs/ioctl.c:220 [inline] do_vfs_ioctl+0x625/0xea0 fs/ioctl.c:840 __do_sys_ioctl fs/ioctl.c:904 [inline] __se_sys_ioctl+0x49/0xc0 fs/ioctl.c:892 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xe2/0x210 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f49d098e929 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:00007f49d17c1038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f49d0bb5fa0 RCX: 00007f49d098e929 RDX: 0000200000000580 RSI: 00000000c020660b RDI: 0000000000000005 RBP: 00007f49d0a10b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f49d0bb5fa0 R15: 00007ffcd6e4c368