ci2 starts bisection 2023-12-06 06:14:59.680618049 +0000 UTC m=+43710.673123564 bisecting fixing commit since b0ece631f84a3e70341496b000b094b7dfdf4e5f building syzkaller on 90c93c40627cb0ac3c2c7cb99d807fd4c137adcb ensuring issue is reproducible on original commit b0ece631f84a3e70341496b000b094b7dfdf4e5f testing commit b0ece631f84a3e70341496b000b094b7dfdf4e5f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2fb372d1674613573808c280fd98d9c65ae311920b665953c9c3e1fa1e7c31f2 all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] check whether we can drop unnecessary instrumentation disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed testing commit b0ece631f84a3e70341496b000b094b7dfdf4e5f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e8c25daede480a02613db28c52d09a6c3021f9bb3b51c4b72866fb2730aa3dd9 all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] the bug reproduces without the instrumentation disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed kconfig minimization: base=3703 full=7272 leaves diff=1986 split chunks (needed=false): <1986> split chunk #0 of len 1986 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 b0ece631f84a3e70341496b000b094b7dfdf4e5f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5c8de194f2dd3539e016c41ad7da3f08510ee48245c6de9b35cbad187912e593 all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit b0ece631f84a3e70341496b000b094b7dfdf4e5f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: eb2f4bfd8abdd9690a9647d4a6b80a63c22be289d7ef155dae81738ef9105b95 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 b0ece631f84a3e70341496b000b094b7dfdf4e5f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d1380e258cea8cf341d0e7ceb9ad6806e3ad4d3166b3b06e1c66bacbe4fe1218 all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit b0ece631f84a3e70341496b000b094b7dfdf4e5f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3b6172366e9b51f64aeb0ff96201bd97fe57563316842683a8fb03fa8138d391 all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] 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 b0ece631f84a3e70341496b000b094b7dfdf4e5f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0f9ae7f1b01f0e4f3f66d9ca57cff657dbfc4270eca9beeb8804461fe364bb02 all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] the chunk can be dropped minimized to 398 configs; suspects: [6LOWPAN ACPI_WMI ARCH_ENABLE_MEMORY_HOTREMOVE ASUS_WMI CMA DAX_DRIVER DLM DRM DRM_BRIDGE DRM_FBDEV_EMULATION DRM_MIPI_DSI DRM_PANEL DRM_PANEL_BRIDGE DRM_PANEL_ORIENTATION_QUIRKS DRM_SIMPLEDRM DRM_TTM DRM_TTM_HELPER 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_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 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 GVE 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_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_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 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_MCEUSB IR_REDRAT3 IR_STREAMZAP IR_TTUSBIR ISDN ISDN_CAPI_MIDDLEWARE 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 RFKILL SND SOUND STAGING TRANSPARENT_HUGEPAGE VIDEO_DEV VIDEO_V4L2 VIRTIO_FS WAN ZONE_DEVICE] disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed determining the merge base between b0ece631f84a3e70341496b000b094b7dfdf4e5f and bee0e7762ad2c6025b9f5245c040fcc36ef2bde8 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) 2.40 kernel signature: fa2bbb4888515e17d747199d6ccf5c2c424e3fc513e21bbd88cdf6aa59a536ad all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] testing current HEAD bee0e7762ad2c6025b9f5245c040fcc36ef2bde8 testing commit bee0e7762ad2c6025b9f5245c040fcc36ef2bde8 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7d803545ebb1648eb75feca1d985b06dc14785d29bb12e2d6ee13a5d56b0b309 all runs: OK false negative chance: 0.000 # git bisect start bee0e7762ad2c6025b9f5245c040fcc36ef2bde8 8bb7eca972ad531c9b149c0a51ab43a417385813 Bisecting: 94836 revisions left to test after this (roughly 17 steps) [6ffa679916474b26c9b6c81003b42f2e1f0feda1] drm/amd/display: set ignore msa parameter only if freesync is enabled determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 6ffa679916474b26c9b6c81003b42f2e1f0feda1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 413aba673a368e2c348cbcf4883110e335be380fa24c524cc7b4536bf23a5602 all runs: OK false negative chance: 0.000 # git bisect bad 6ffa679916474b26c9b6c81003b42f2e1f0feda1 Bisecting: 47281 revisions left to test after this (roughly 16 steps) [d353e1a3bafd468941d42f6aa59bbd8ac42959b6] Merge tag 'wireless-next-2022-05-19' of git://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless-next determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit d353e1a3bafd468941d42f6aa59bbd8ac42959b6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 30fe2b418484c667084884730e849f4c7fab82afb06929f15844363b981cee93 all runs: OK false negative chance: 0.000 # git bisect bad d353e1a3bafd468941d42f6aa59bbd8ac42959b6 Bisecting: 23703 revisions left to test after this (roughly 15 steps) [747c19eb7539b5e6bb15ed57a0a14ebf9f3adb8e] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 747c19eb7539b5e6bb15ed57a0a14ebf9f3adb8e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5de2a3c0eaf782da040464b9d2e6e1005d94a336f46bf9e94497825afbcf6285 all runs: OK false negative chance: 0.000 # git bisect bad 747c19eb7539b5e6bb15ed57a0a14ebf9f3adb8e Bisecting: 11840 revisions left to test after this (roughly 14 steps) [3e28850cbd359bed841b832200f9fc208a9ef040] Merge tag 'for-5.16/block-2021-11-09' of git://git.kernel.dk/linux-block determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 3e28850cbd359bed841b832200f9fc208a9ef040 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a3188c6e809980ae9ab871f48d6ec587057cff48bf126db2ea31b03ab114725f all runs: OK false negative chance: 0.000 # git bisect bad 3e28850cbd359bed841b832200f9fc208a9ef040 Bisecting: 5406 revisions left to test after this (roughly 13 steps) [56d33754481fe0dc7436dc4ee4fbd44b3039361d] Merge tag 'drm-next-2021-11-03' of git://anongit.freedesktop.org/drm/drm determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 56d33754481fe0dc7436dc4ee4fbd44b3039361d gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4289c3aa05b43f61243314755c63d5e614b8645aa5cdf30d4792bf14cae2e2ea all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] # git bisect good 56d33754481fe0dc7436dc4ee4fbd44b3039361d Bisecting: 2984 revisions left to test after this (roughly 11 steps) [048ff8629e117d8411a787559417c781bcd78d7e] Merge tag 'usb-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 048ff8629e117d8411a787559417c781bcd78d7e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b50f64e10368a2504d9d5f015c302839b31321904756db16516026272667d1bb all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] # git bisect good 048ff8629e117d8411a787559417c781bcd78d7e Bisecting: 1515 revisions left to test after this (roughly 11 steps) [5a1bcbd965341537c354e3682f939a7274ac3f5d] Merge tag 'pinctrl-v5.16-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 5a1bcbd965341537c354e3682f939a7274ac3f5d gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7142a87f1f4b8a82cec457b7f2e2ec2d0b11b9daa5ac892972c2e0975a7581a1 all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] # git bisect good 5a1bcbd965341537c354e3682f939a7274ac3f5d Bisecting: 760 revisions left to test after this (roughly 10 steps) [0c5c62ddf88c34bc83b66e4ac9beb2bb0e1887d4] Merge tag 'pci-v5.16-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci determine whether the revision contains the guilty commit revision 56d33754481fe0dc7436dc4ee4fbd44b3039361d crashed and is reachable testing commit 0c5c62ddf88c34bc83b66e4ac9beb2bb0e1887d4 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4d8e704e1d3e05c8fbd5d7af59c8df1ae732f1e9c2c6958ec372bd01f57f1552 all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] # git bisect good 0c5c62ddf88c34bc83b66e4ac9beb2bb0e1887d4 Bisecting: 385 revisions left to test after this (roughly 9 steps) [206825f50f908771934e1fba2bfc2e1f1138b36a] Merge tag 'mtd/for-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux determine whether the revision contains the guilty commit revision 56d33754481fe0dc7436dc4ee4fbd44b3039361d crashed and is reachable testing commit 206825f50f908771934e1fba2bfc2e1f1138b36a gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0af24e1b58eff3eff7025944eab3f3eba7a768981350270fcd064019e08113c3 all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] # git bisect good 206825f50f908771934e1fba2bfc2e1f1138b36a Bisecting: 185 revisions left to test after this (roughly 8 steps) [3a9b0a46e1708b6b3c298f2cf22923cc5a2ca63f] Merge tag 'mfd-next-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 3a9b0a46e1708b6b3c298f2cf22923cc5a2ca63f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 590bf2b3da61645bb6dd667ba5182ef0410429237bd4637186968bc8ed3ef187 all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] # git bisect good 3a9b0a46e1708b6b3c298f2cf22923cc5a2ca63f Bisecting: 93 revisions left to test after this (roughly 7 steps) [59a2ceeef6d6bb8f68550fdbd84246b74a99f06b] Merge branch 'akpm' (patches from Andrew) determine whether the revision contains the guilty commit revision 5a1bcbd965341537c354e3682f939a7274ac3f5d crashed and is reachable testing commit 59a2ceeef6d6bb8f68550fdbd84246b74a99f06b gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0350b3ede3abdda8edf6ce4d1649de813ae456b3fbdedb82abd76cdf9a9106d3 run #0: infra problem: failed to get create image operation operation-1701853928382-60bd3bedc6041-14711aa9-c2418083: googleapi: Error 503: Authentication backend unavailable., backendError run #1: crashed: WARNING in inc_nlink run #2: crashed: WARNING in inc_nlink run #3: crashed: WARNING in inc_nlink run #4: crashed: WARNING in inc_nlink run #5: crashed: WARNING in inc_nlink run #6: crashed: WARNING in inc_nlink run #7: crashed: WARNING in inc_nlink run #8: crashed: WARNING in inc_nlink run #9: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] # git bisect good 59a2ceeef6d6bb8f68550fdbd84246b74a99f06b Bisecting: 47 revisions left to test after this (roughly 6 steps) [1bdd629e5aa0e335504304be4208935948692549] Merge tag 'ovl-update-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs determine whether the revision contains the guilty commit revision 56d33754481fe0dc7436dc4ee4fbd44b3039361d crashed and is reachable testing commit 1bdd629e5aa0e335504304be4208935948692549 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 80dd7c4f6b0004898c2a66c570797b3ebc6b34a387001b3d40b3eafa20489188 all runs: OK false negative chance: 0.000 # git bisect bad 1bdd629e5aa0e335504304be4208935948692549 Bisecting: 22 revisions left to test after this (roughly 5 steps) [712a951025c0667ff00b25afc360f74e639dfabe] fuse: fix page stealing determine whether the revision contains the guilty commit checking the merge base 964d32e512670c7b87870e30cfed2303da86d614 no existing result, test the revision testing commit 964d32e512670c7b87870e30cfed2303da86d614 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c36027f89c1669753347916da92aefde0654c89f229c7b403912beef8f99793b all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] testing commit 712a951025c0667ff00b25afc360f74e639dfabe gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6124fa46a7af02e2aa00cfaf203e62507c442bfee8b850279bc8674669f8cae3 all runs: OK false negative chance: 0.000 # git bisect bad 712a951025c0667ff00b25afc360f74e639dfabe Bisecting: 11 revisions left to test after this (roughly 4 steps) [8c56e03d2e08d83776c89e4b6563ca8cfdf7da54] fuse: don't bump attr_version in cached write determine whether the revision contains the guilty commit revision 964d32e512670c7b87870e30cfed2303da86d614 crashed and is reachable testing commit 8c56e03d2e08d83776c89e4b6563ca8cfdf7da54 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3f8a996055013c617ccf50e61310e0967dd9bf4148f4300800a563accf714cee all runs: OK false negative chance: 0.000 # git bisect bad 8c56e03d2e08d83776c89e4b6563ca8cfdf7da54 Bisecting: 5 revisions left to test after this (roughly 3 steps) [b5d9758297858288f1d8cd9b24a4e2f899f169e0] fuse: delete redundant code determine whether the revision contains the guilty commit revision 964d32e512670c7b87870e30cfed2303da86d614 crashed and is reachable testing commit b5d9758297858288f1d8cd9b24a4e2f899f169e0 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a2fdba5d1fd1d5a00b4c2493676340e35da2229d287440dc58ad58692c5be682 all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] # git bisect good b5d9758297858288f1d8cd9b24a4e2f899f169e0 Bisecting: 2 revisions left to test after this (roughly 2 steps) [cefd1b83275d4c587bdeb2fe7aed07908642f875] fuse: decrement nlink on overwriting rename determine whether the revision contains the guilty commit revision 964d32e512670c7b87870e30cfed2303da86d614 crashed and is reachable testing commit cefd1b83275d4c587bdeb2fe7aed07908642f875 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 06ff5dd389676d0697fead1a9db4299661b8c7aaf9ee4a53e5090c21f97cff4b all runs: crashed: WARNING in inc_nlink representative crash: WARNING in inc_nlink, types: [WARNING] # git bisect good cefd1b83275d4c587bdeb2fe7aed07908642f875 Bisecting: 0 revisions left to test after this (roughly 1 step) [fa5eee57e33e79b71b40e6950c29cc46f5cc5cb7] fuse: selective attribute invalidation determine whether the revision contains the guilty commit revision 964d32e512670c7b87870e30cfed2303da86d614 crashed and is reachable testing commit fa5eee57e33e79b71b40e6950c29cc46f5cc5cb7 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b9cd1b7ffd99f4b6ac069177d3cb00757951971c4472c488879534af418d609c all runs: OK false negative chance: 0.000 # git bisect bad fa5eee57e33e79b71b40e6950c29cc46f5cc5cb7 Bisecting: 0 revisions left to test after this (roughly 0 steps) [97f044f690bac2b094bfb7fb2d177ef946c85880] fuse: don't increment nlink in link() determine whether the revision contains the guilty commit revision 964d32e512670c7b87870e30cfed2303da86d614 crashed and is reachable testing commit 97f044f690bac2b094bfb7fb2d177ef946c85880 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dc99bb522d0a3e8fce65fd435538cd0575b32c3b7e468f2c9d41be7d411c80ac all runs: OK false negative chance: 0.000 # git bisect bad 97f044f690bac2b094bfb7fb2d177ef946c85880 97f044f690bac2b094bfb7fb2d177ef946c85880 is the first bad commit commit 97f044f690bac2b094bfb7fb2d177ef946c85880 Author: Miklos Szeredi Date: Fri Oct 22 17:03:02 2021 +0200 fuse: don't increment nlink in link() The fuse_iget() call in create_new_entry() already updated the inode with all the new attributes and incremented the attribute version. Incrementing the nlink will result in the wrong count. This wasn't noticed because the attributes were invalidated right after this. Updating ctime is still needed for the writeback case when the ctime is not refreshed. Signed-off-by: Miklos Szeredi fs/fuse/dir.c | 30 +++++++++++------------------- 1 file changed, 11 insertions(+), 19 deletions(-) accumulated error probability: 0.00 culprit signature: dc99bb522d0a3e8fce65fd435538cd0575b32c3b7e468f2c9d41be7d411c80ac parent signature: 06ff5dd389676d0697fead1a9db4299661b8c7aaf9ee4a53e5090c21f97cff4b revisions tested: 28, total time: 4h29m3.124689204s (build: 1h22m57.644479425s, test: 2h57m57.460749352s) first good commit: 97f044f690bac2b094bfb7fb2d177ef946c85880 fuse: don't increment nlink in link() recipients (to): ["mszeredi@redhat.com"] recipients (cc): []