ci2 starts bisection 2026-07-15 09:49:50.480378838 +0000 UTC m=+6967.629448781
bisecting fixing commit since 91786f140358b1e56efdb0feccb337ce3a59c031
building syzkaller on f3558dbf032eab2b77c1cb11b9ce2baffe7838d3
ensuring issue is reproducible on original commit 91786f140358b1e56efdb0feccb337ce3a59c031

testing commit 91786f140358b1e56efdb0feccb337ce3a59c031 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: f760212ff78f15b3e5382d485be8ba9e9606ce7c70f4c649b8145d6089223463
all runs: crashed: kernel BUG in __locate_dirty_segment
representative crash: kernel BUG in __locate_dirty_segment, types: [BUG]
check whether we can drop unnecessary instrumentation
disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed
testing commit 91786f140358b1e56efdb0feccb337ce3a59c031 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 26800b307b873fdabc915561658ce03aae2413380ea069510f730fcfef6bda84
all runs: crashed: kernel BUG in __locate_dirty_segment
representative crash: kernel BUG in __locate_dirty_segment, types: [BUG]
the bug reproduces without the instrumentation
disabling configs for [locking atomic_sleep hang memleak ubsan kasan], they are not needed
kconfig minimization: base=3707 full=7305 leaves diff=2039
split chunks (needed=false): <2039>
split chunk #0 of len 2039 into 5 parts
testing without sub-chunk 1/5
disabling configs for [ubsan kasan locking atomic_sleep hang memleak], they are not needed
testing commit 91786f140358b1e56efdb0feccb337ce3a59c031 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 90aaf907141c10ae3de221f8b1861c6088d8fac9dec3072f6747ed963bdcde6f
all runs: crashed: kernel BUG in __locate_dirty_segment
representative crash: kernel BUG in __locate_dirty_segment, types: [BUG]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [ubsan kasan locking atomic_sleep hang memleak], they are not needed
testing commit 91786f140358b1e56efdb0feccb337ce3a59c031 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 590727a0ab0879c98775f8d65c6a4347513ef0cb8dcd8501e37246bd1db149f9
all runs: OK
false negative chance: 0.000
testing without sub-chunk 3/5
disabling configs for [locking atomic_sleep hang memleak ubsan kasan], they are not needed
testing commit 91786f140358b1e56efdb0feccb337ce3a59c031 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 02a23a8adb45067769815dd26ad4966e7d308c182f28549d677a193b709960c6
all runs: crashed: kernel BUG in __locate_dirty_segment
representative crash: kernel BUG in __locate_dirty_segment, types: [BUG]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [atomic_sleep hang memleak ubsan kasan locking], they are not needed
testing commit 91786f140358b1e56efdb0feccb337ce3a59c031 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 0a733b7de52317179614e89f78252666bd2aac62d1b56d2dcb544df110f717d3
all runs: crashed: kernel BUG in __locate_dirty_segment
representative crash: kernel BUG in __locate_dirty_segment, types: [BUG]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed
testing commit 91786f140358b1e56efdb0feccb337ce3a59c031 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 1ccf27f5134f9b55d872b087effc994f3e181ccd61ee71ee64ff1cf7568686fe
all runs: crashed: kernel BUG in __locate_dirty_segment
representative crash: kernel BUG in __locate_dirty_segment, types: [BUG]
the chunk can be dropped
minimized to 408 configs; suspects: [6LOWPAN ACPI_WMI ARCH_ENABLE_MEMORY_HOTREMOVE ASUS_WMI CHARGER_BQ24190 CMA DAX_DRIVER DLM DRM DRM_FBDEV_EMULATION DRM_UDL DRM_VGEM DRM_VIRTIO_GPU DRM_VKMS DRM_VMWGFX DRM_VMWGFX_FBCON 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_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 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_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_BOOT_VESA_SUPPORT FB_CFB_COPYAREA FB_CFB_FILLRECT FB_CFB_IMAGEBLIT FB_CMDLINE FB_DEFERRED_IO FB_NOTIFY FB_SYS_COPYAREA FB_SYS_FILLRECT FB_SYS_FOPS FB_SYS_IMAGEBLIT FB_TILEBLITTING FB_VESA FB_VGA16 FB_VIRTUAL FDDI FIREWIRE FIREWIRE_NET FIREWIRE_OHCI FIREWIRE_SBP2 FONT_8x16 FONT_8x8 FONT_SUPPORT FRAMEBUFFER_CONSOLE FRAMEBUFFER_CONSOLE_DETECT_PRIMARY FRAMEBUFFER_CONSOLE_ROTATION FS_DAX FS_DAX_PMD FS_ENCRYPTION FS_ENCRYPTION_ALGS FS_VERITY FS_VERITY_BUILTIN_SIGNATURES FTL FUSE_DAX FUSE_FS FW_LOADER_COMPRESS FW_LOADER_PAGED_BUF FW_LOADER_USER_HELPER FW_LOADER_USER_HELPER_FALLBACK GACT_PROB GARP GENERIC_PHY 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 HAVE_ARCH_USERFAULTFD_MINOR HAVE_ARCH_USERFAULTFD_WP HAVE_BOOTMEM_INFO_NODE HAVE_KVM_CPU_RELAX_INTERCEPT 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_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_BIGBEN_FF HID_CMEDIA HID_CORSAIR HID_COUGAR HID_CP2112 HID_CREATIVE_SB0540 HID_ELAN HID_ELECOM HID_ELO HID_EMS_FF HID_FT260 HID_GEMBIRD HID_GFRM HID_GLORIOUS HID_GREENASIA HID_GT683R HID_HOLTEK HID_ICADE HID_JABRA HID_KEYTOUCH HID_KYE HID_LCPOWER HID_LED HID_LENOVO HID_LOGITECH_DJ HID_LOGITECH_HIDPP HID_MACALLY HID_MAGICMOUSE HID_MALTRON HID_MAYFLASH HID_MCP2221 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_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_SPEEDLINK HID_STEAM HID_STEELSERIES HID_THINGM HID_TIVO HID_TWINHAN HID_U2FZERO HID_UCLOGIC HID_UDRAW_PS3 HID_VIEWSONIC HID_VIVALDI 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_CP2615 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_CHT_INT33FE INTEL_IDMA64 INTEL_IOATDMA INTEL_IOMMU_DEFAULT_ON INTEL_IOMMU_SVM INTERVAL_TREE IOMMU_SVA_LIB 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_CLUSTERIP 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 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 RC_DEVICES REGULATOR RFKILL SND SOUND STAGING TRANSPARENT_HUGEPAGE TYPEC TYPEC_MUX_PI3USB30532 USB_ROLES_INTEL_XHCI USB_ROLE_SWITCH VIDEO_DEV VIDEO_V4L2 VIRTIO_FS WAN ZONE_DEVICE]
disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed
determining the merge base between 91786f140358b1e56efdb0feccb337ce3a59c031 and 58717b2a1365d06c8c64b72aa948541b53fe31eb
8bb7eca972ad531c9b149c0a51ab43a417385813/Linux 5.15 is a merge base, check if it has the bug
testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 9b5ab26586ac9b1e970ec864fae8313bfde89cb33480ad1e59731e572b959b01
all runs: crashed: kernel BUG in __locate_dirty_segment
representative crash: kernel BUG in __locate_dirty_segment, types: [BUG]
testing current HEAD 58717b2a1365d06c8c64b72aa948541b53fe31eb
testing commit 58717b2a1365d06c8c64b72aa948541b53fe31eb gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: c1dc80cdaeb344b0f5f832e51908899a84c04d86b216cf3739e832b1df25fb4a
all runs: OK
false negative chance: 0.000
# git bisect start 58717b2a1365d06c8c64b72aa948541b53fe31eb 8bb7eca972ad531c9b149c0a51ab43a417385813
Bisecting: 209100 revisions left to test after this (roughly 18 steps)
[ed1f164038b50c5864aa85389f3ffd456f050cca] Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit ed1f164038b50c5864aa85389f3ffd456f050cca gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: bbac82bf2ca76243cf46309a3dca89e85420bbb448385433e4f5c77fbe750263
all runs: basic kernel testing failed: WARNING in nf_hook_entry_head
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip ed1f164038b50c5864aa85389f3ffd456f050cca
Bisecting: 208905 revisions left to test after this (roughly 18 steps)
[f153fbe1ea11939e2514ba4b3b62bbd946e2892c] Merge tag 'erofs-for-6.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit f153fbe1ea11939e2514ba4b3b62bbd946e2892c gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: faba2ecc988d2f2a07e0d4862a5df68f98dfef9fc8d97c37f6a15aee4bc49937
all runs: crashed: kernel BUG in __locate_dirty_segment
representative crash: kernel BUG in __locate_dirty_segment, types: [BUG]
# git bisect good f153fbe1ea11939e2514ba4b3b62bbd946e2892c
Bisecting: 105278 revisions left to test after this (roughly 17 steps)
[a61e26038143727d9b0f1bc01b0370f77f2ad7e4] Merge tag 'media/v6.16-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit a61e26038143727d9b0f1bc01b0370f77f2ad7e4 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: d69e0f3a94f2b7340f82b22b683cdd1b43c16cb841d6267440cc9dfd3e4f7f1d
all runs: OK
false negative chance: 0.000
# git bisect bad a61e26038143727d9b0f1bc01b0370f77f2ad7e4
Bisecting: 51813 revisions left to test after this (roughly 16 steps)
[c5b7a2400edc458b22133d5e5394bea26eab1923] gfs2: Only defer deletes when we have an iopen glock

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit c5b7a2400edc458b22133d5e5394bea26eab1923 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 15670f139019eabc5dc5bda685875bc8164e91679b92604eb3be7265eae78d64
all runs: OK
false negative chance: 0.000
# git bisect bad c5b7a2400edc458b22133d5e5394bea26eab1923
Bisecting: 25905 revisions left to test after this (roughly 15 steps)
[0725e8f9c442650924271a35017e6cce4315f3f1] driver core: driver: mark driver_add/remove_groups constant

determine whether the revision contains the guilty commit
revision ed1f164038b50c5864aa85389f3ffd456f050cca crashed and is reachable
testing commit 0725e8f9c442650924271a35017e6cce4315f3f1 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 448c62bd6a4b182cf714cc30766790ec35b1ae0c69d9176a984fde4c9780e4c0
all runs: OK
false negative chance: 0.000
# git bisect bad 0725e8f9c442650924271a35017e6cce4315f3f1
Bisecting: 12953 revisions left to test after this (roughly 14 steps)
[0df0258600c61df406aa0ad0abd514941ce62218] PM / devfreq: mtk-cci: Convert to platform remove callback returning void

determine whether the revision contains the guilty commit
revision ed1f164038b50c5864aa85389f3ffd456f050cca crashed and is reachable
testing commit 0df0258600c61df406aa0ad0abd514941ce62218 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: b60f105a89248015fde008ef85fa7f4a61b6011f53f818240656d2eb20ab4068
all runs: crashed: kernel BUG in __locate_dirty_segment
representative crash: kernel BUG in __locate_dirty_segment, types: [BUG]
# git bisect good 0df0258600c61df406aa0ad0abd514941ce62218
Bisecting: 6059 revisions left to test after this (roughly 13 steps)
[db5d28c0bfe566908719bec8e25443aabecbb802] Merge tag 'drm-next-2024-05-15' of https://gitlab.freedesktop.org/drm/kernel

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit db5d28c0bfe566908719bec8e25443aabecbb802 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 753a971ac37afb9f6f77e1290fa572d71bf921427b18b14c5d18dcb27fd6e203
all runs: crashed: kernel BUG in __locate_dirty_segment
representative crash: kernel BUG in __locate_dirty_segment, types: [BUG]
# git bisect good db5d28c0bfe566908719bec8e25443aabecbb802
Bisecting: 3029 revisions left to test after this (roughly 12 steps)
[82af5ceb5d9d1f0613be3b9161ec1104b85f00b8] bcachefs: Refactor delete_dead_snapshots()

determine whether the revision contains the guilty commit
revision ed1f164038b50c5864aa85389f3ffd456f050cca crashed and is reachable
testing commit 82af5ceb5d9d1f0613be3b9161ec1104b85f00b8 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 9cb50d78b93e834a1f7819a38c1eb5e3f659be1c37dc51489a79dc70ec002222
all runs: crashed: kernel BUG in __locate_dirty_segment
representative crash: kernel BUG in __locate_dirty_segment, types: [BUG]
# git bisect good 82af5ceb5d9d1f0613be3b9161ec1104b85f00b8
Bisecting: 1530 revisions left to test after this (roughly 11 steps)
[f3033eb79136dd27b17e7a192fac0155ceab5eb8] Merge tag 'leds-next-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/leds

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit f3033eb79136dd27b17e7a192fac0155ceab5eb8 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: a432853135a412c7165cd25997493f472c71ea7348f5c5eb665d3c6387e2308d
all runs: OK
false negative chance: 0.000
# git bisect bad f3033eb79136dd27b17e7a192fac0155ceab5eb8
Bisecting: 722 revisions left to test after this (roughly 10 steps)
[f0bae243b2bcf2b160ae547463bf542762beef8f] Merge tag 'pci-v6.10-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci

determine whether the revision contains the guilty commit
revision ed1f164038b50c5864aa85389f3ffd456f050cca crashed and is reachable
testing commit f0bae243b2bcf2b160ae547463bf542762beef8f gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 9ed3045487257043b847f9f29b5b3dafa10a8310548d0ecc6bad64e899e6de46
all runs: OK
false negative chance: 0.000
# git bisect bad f0bae243b2bcf2b160ae547463bf542762beef8f
Bisecting: 310 revisions left to test after this (roughly 9 steps)
[119d1b8a5d49138b151d3450ceb207dc439f7085] Merge tag 'xfs-6.10-merge-6' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux

determine whether the revision contains the guilty commit
revision ed1f164038b50c5864aa85389f3ffd456f050cca crashed and is reachable
testing commit 119d1b8a5d49138b151d3450ceb207dc439f7085 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 85ef847d75d5ea080e371364bc0bfe1915bc3467cd94bbc033f95c85e37b3ac0
all runs: crashed: kernel BUG in __locate_dirty_segment
representative crash: kernel BUG in __locate_dirty_segment, types: [BUG]
# git bisect good 119d1b8a5d49138b151d3450ceb207dc439f7085
Bisecting: 154 revisions left to test after this (roughly 7 steps)
[3eb3c33c1d87029a3832e205eebd59cfb56ba3a4] Merge tag 'asm-generic-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic

determine whether the revision contains the guilty commit
revision 0df0258600c61df406aa0ad0abd514941ce62218 crashed and is reachable
testing commit 3eb3c33c1d87029a3832e205eebd59cfb56ba3a4 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: de8fc018e2a618a84720efc8a466ef45dae0079a29423764ea262db0708451d2
all runs: OK
false negative chance: 0.000
# git bisect bad 3eb3c33c1d87029a3832e205eebd59cfb56ba3a4
Bisecting: 75 revisions left to test after this (roughly 6 steps)
[01a7f9e1a97ee48ed187b040afcda23886b9f48d] Merge tag 'riscv-dt-for-v6.10-take2' of https://git.kernel.org/pub/scm/linux/kernel/git/conor/linux into soc/dt-late

determine whether the revision contains the guilty commit
revision f153fbe1ea11939e2514ba4b3b62bbd946e2892c crashed and is reachable
testing commit 01a7f9e1a97ee48ed187b040afcda23886b9f48d gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: c13d215719e24d010d455b7ba35a5257979ea24ddd0c4088edc33e1fc85a848d
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip 01a7f9e1a97ee48ed187b040afcda23886b9f48d
Bisecting: 75 revisions left to test after this (roughly 6 steps)
[e07230da0500e0919a765037c5e81583b519be2c] f2fs: fix to check pinfile flag in f2fs_move_file_range()

determine whether the revision contains the guilty commit
revision f153fbe1ea11939e2514ba4b3b62bbd946e2892c crashed and is reachable
testing commit e07230da0500e0919a765037c5e81583b519be2c gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 4439365918ae6a628453613881fec7aac779c6bfcb07b7db20e74b6c4fcacddb
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip e07230da0500e0919a765037c5e81583b519be2c
Bisecting: 75 revisions left to test after this (roughly 6 steps)
[b48b41924a212ed663ee3f18e25583770281ee01] dt-bindings: trivial-devices: add isil,isl69269

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit b48b41924a212ed663ee3f18e25583770281ee01 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 0940c898f3c5998e4a99049f3e112f3920c2e3201092bf36c23b2673aaca4379
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip b48b41924a212ed663ee3f18e25583770281ee01
Bisecting: 75 revisions left to test after this (roughly 6 steps)
[b084403cfc3295b59a1b6bcc94efaf870fc3c2c9] f2fs: write missing last sum blk of file pinning section

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit b084403cfc3295b59a1b6bcc94efaf870fc3c2c9 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 68214fd761102cd3db0731db49d136b19b49715c6afd7d09d4f130586a297b97
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip b084403cfc3295b59a1b6bcc94efaf870fc3c2c9
Bisecting: 75 revisions left to test after this (roughly 6 steps)
[72ece20127a366518d91c5ab8e9dd8bf7d7fdb2f] Merge tag 'f2fs-for-6.10.rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs

determine whether the revision contains the guilty commit
revision ed1f164038b50c5864aa85389f3ffd456f050cca crashed and is reachable
testing commit 72ece20127a366518d91c5ab8e9dd8bf7d7fdb2f gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 7a33ec00d7fdc6f0aa282cbbaf78420a64eb478c6764d67ca6d8a882241a2452
all runs: OK
false negative chance: 0.000
# git bisect bad 72ece20127a366518d91c5ab8e9dd8bf7d7fdb2f
Bisecting: 24 revisions left to test after this (roughly 5 steps)
[5bf624c0122960ebeeb544e2bc1a2e531ac11392] f2fs: fix comment in sanity_check_raw_super()

determine whether the revision contains the guilty commit
revision ed1f164038b50c5864aa85389f3ffd456f050cca crashed and is reachable
testing commit 5bf624c0122960ebeeb544e2bc1a2e531ac11392 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 78e5f43b6423891087bb27ad02ea277005d9cd07aa6b90b5deedaa8c454c0a2c
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip 5bf624c0122960ebeeb544e2bc1a2e531ac11392
Bisecting: 24 revisions left to test after this (roughly 5 steps)
[186e7d71534df4589405925caca5597af7626c12] f2fs: compress: fix to update i_compr_blocks correctly

determine whether the revision contains the guilty commit
revision ed1f164038b50c5864aa85389f3ffd456f050cca crashed and is reachable
testing commit 186e7d71534df4589405925caca5597af7626c12 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: b6743bc354eed8685b10bb5efd438d4a8df95c8f8fa91a52b25a58e62f0202a3
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip 186e7d71534df4589405925caca5597af7626c12
Bisecting: 24 revisions left to test after this (roughly 5 steps)
[96ea46f30b2657375fc7695f78ddb2cb50413509] f2fs: convert f2fs_read_inline_data() to use folio

determine whether the revision contains the guilty commit
revision f153fbe1ea11939e2514ba4b3b62bbd946e2892c crashed and is reachable
testing commit 96ea46f30b2657375fc7695f78ddb2cb50413509 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 82cd6c81ac3a4330730be719cb3ce5d4e0b88d369bdb8ddc6563e542b4937d94
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip 96ea46f30b2657375fc7695f78ddb2cb50413509
Bisecting: 24 revisions left to test after this (roughly 5 steps)
[bd9ae4ae9e585061acfd4a169f2321706f900246] f2fs: compress: fix to relocate check condition in f2fs_ioc_{,de}compress_file()

determine whether the revision contains the guilty commit
revision ed1f164038b50c5864aa85389f3ffd456f050cca crashed and is reachable
testing commit bd9ae4ae9e585061acfd4a169f2321706f900246 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 756e0ffeeb0b5538b11e5ddcd986ef84a8d5335713418164e94b691fac1cb6a5
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip bd9ae4ae9e585061acfd4a169f2321706f900246
Bisecting: 24 revisions left to test after this (roughly 5 steps)
[06b206d9e2b4c3e142d60d21912a7b46988dea29] f2fs: remove unnecessary block size check in init_f2fs_fs()

determine whether the revision contains the guilty commit
revision 96ea46f30b2657375fc7695f78ddb2cb50413509 crashed and is reachable
testing commit 06b206d9e2b4c3e142d60d21912a7b46988dea29 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: a71fa9ab250eaadd101a9f790c962cbb123f6f90eb63f89f5ed36add06cb4ab1
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip 06b206d9e2b4c3e142d60d21912a7b46988dea29
Bisecting: 24 revisions left to test after this (roughly 5 steps)
[c521a6ab4ad75fe0755f4cd923a84e1289153aa2] f2fs: fix to limit gc_pin_file_threshold

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit c521a6ab4ad75fe0755f4cd923a84e1289153aa2 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 93c25138c7c4a708d8e6f86314bdaa90cd5041de65c03185382f9d0acf07a41f
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip c521a6ab4ad75fe0755f4cd923a84e1289153aa2
Bisecting: 24 revisions left to test after this (roughly 5 steps)
[2174035a7f1148a52f5a3f371f04224168b5b00a] f2fs: clear writeback when compression failed

determine whether the revision contains the guilty commit
revision ed1f164038b50c5864aa85389f3ffd456f050cca crashed and is reachable
testing commit 2174035a7f1148a52f5a3f371f04224168b5b00a gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 4f82fd96b4c65d564b79ad598b88078ab80bfa0a474fd9caf725e7fe9994f30d
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip 2174035a7f1148a52f5a3f371f04224168b5b00a
Bisecting: 24 revisions left to test after this (roughly 5 steps)
[278a6253a673611dbc8ab72a3b34b151a8e75822] f2fs: fix to relocate check condition in f2fs_fallocate()

determine whether the revision contains the guilty commit
revision bd9ae4ae9e585061acfd4a169f2321706f900246 crashed and is reachable
testing commit 278a6253a673611dbc8ab72a3b34b151a8e75822 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 3e86bc09ddf3c9e3ac1c4ae7e610e4ba6be43cf8c92180e28406b7f38d0b3042
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip 278a6253a673611dbc8ab72a3b34b151a8e75822
Bisecting: 24 revisions left to test after this (roughly 5 steps)
[92f750d847c997ff4b0f04d83443af00fb729ba3] f2fs: convert f2fs__page tracepoint class to use folio

determine whether the revision contains the guilty commit
revision 96ea46f30b2657375fc7695f78ddb2cb50413509 crashed and is reachable
testing commit 92f750d847c997ff4b0f04d83443af00fb729ba3 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 6c1bde5fa36e02f12561b084b778cf516dda271f97ce9a5c657e5ad58ac40771
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip 92f750d847c997ff4b0f04d83443af00fb729ba3
Bisecting: 24 revisions left to test after this (roughly 5 steps)
[968c4f72b23c0c8f1e94e942eab89b8c5a3022e7] f2fs: remove unused GC_FAILURE_PIN

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
revisions tested: 35, total time: 12h11m17.392120335s (build: 4h12m55.937167014s, test: 5h17m30.099553078s)
error: bisection is taking too long (>12h0m0s), aborting