ci2 starts bisection 2025-10-02 01:30:03.384461939 +0000 UTC m=+7187.074261663 bisecting fixing commit since c79648372d02944bf4a54d87e3901db05d0ac82e building syzkaller on 1804e95e3ff848c11e87e8efe7560f03c011c081 ensuring issue is reproducible on original commit c79648372d02944bf4a54d87e3901db05d0ac82e testing commit c79648372d02944bf4a54d87e3901db05d0ac82e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a4c0cb1e48e0bccd4d629b538fb5b781351d2c424c51213f7b0f31e7c6d02fed all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] check whether we can drop unnecessary instrumentation disabling configs for [memleak ubsan kasan locking atomic_sleep hang], they are not needed testing commit c79648372d02944bf4a54d87e3901db05d0ac82e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0aa1b0906441bcc5b2937b8192eb512c2522b9b042d2ddf79b622e83fcd2d3fb all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] the bug reproduces without the instrumentation disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed kconfig minimization: base=3707 full=7423 leaves diff=2099 split chunks (needed=false): <2099> split chunk #0 of len 2099 into 5 parts testing without sub-chunk 1/5 disabling configs for [atomic_sleep hang memleak ubsan kasan locking], they are not needed testing commit c79648372d02944bf4a54d87e3901db05d0ac82e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9fc3a260e0eeb8a8d99e0ec4ad991f11b9d8c35fcc12a991baa7e4b7cf902bf0 all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed testing commit c79648372d02944bf4a54d87e3901db05d0ac82e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6b74a268cc47854257113c82dd1ccd913fb542dfaf39326f1785fd0195852525 all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [locking atomic_sleep hang memleak ubsan kasan], they are not needed testing commit c79648372d02944bf4a54d87e3901db05d0ac82e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: acd08057852c3a3d7061709ce64b0cec02e95203c12f65a457d82be71b56d563 all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] 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 c79648372d02944bf4a54d87e3901db05d0ac82e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: bc3bb2342ea0dde252ae4d64b27c80b1fdc51a33c12b4b3a83d32cbedda1839c all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed testing commit c79648372d02944bf4a54d87e3901db05d0ac82e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: feb66cc2fba76cfcfceed812cb4c87d7a44779d761e794a3e7aa5b312d56d399 all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] the chunk can be dropped minimized to 420 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ASYMMETRIC_TPM_KEY_SUBTYPE ATM AX25 BXT_WC_PMIC_OPREGION CFG80211 CMA DAX DLM DVB_CORE ENCRYPTED_KEYS EXTCON GENEVE GPIOLIB HAMRADIO HID_PLAYSTATION HID_SENSOR_HUB HID_SMARTJOYPLUS HID_THRUSTMASTER IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_TABLET INPUT_TOUCHSCREEN INTEL_SCU_IPC INTEL_SOC_PMIC_BXTWC IP_SCTP L2TP LIBCRC32C LIBNVDIMM MEDIA_COMMON_OPTIONS MEDIA_DIGITAL_TV_SUPPORT MEDIA_PLATFORM_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_INTEL_PMC_BXT MFD_MT6360 MFD_RETU MMC MTD MTD_UBI NETFILTER_ADVANCED NETFILTER_CONNCOUNT NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 NF_CONNTRACK_SNMP NF_NAT_SNMP_BASIC NF_NAT_TFTP NF_SOCKET_IPV4 NF_SOCKET_IPV6 NF_TABLES NF_TABLES_ARP NF_TPROXY_IPV4 NF_TPROXY_IPV6 NILFS2_FS NLMON NLS_CODEPAGE_1250 NLS_CODEPAGE_1251 NLS_CODEPAGE_737 NLS_CODEPAGE_775 NLS_CODEPAGE_850 NLS_CODEPAGE_852 NLS_CODEPAGE_855 NLS_CODEPAGE_857 NLS_CODEPAGE_860 NLS_CODEPAGE_861 NLS_CODEPAGE_862 NLS_CODEPAGE_863 NLS_CODEPAGE_864 NLS_CODEPAGE_865 NLS_CODEPAGE_866 NLS_CODEPAGE_869 NLS_CODEPAGE_874 NLS_CODEPAGE_932 NLS_CODEPAGE_936 NLS_CODEPAGE_949 NLS_CODEPAGE_950 NLS_ISO8859_13 NLS_ISO8859_14 NLS_ISO8859_15 NLS_ISO8859_2 NLS_ISO8859_3 NLS_ISO8859_4 NLS_ISO8859_5 NLS_ISO8859_6 NLS_ISO8859_7 NLS_ISO8859_8 NLS_ISO8859_9 NLS_KOI8_R NLS_KOI8_U NLS_MAC_CELTIC NLS_MAC_CENTEURO NLS_MAC_CROATIAN NLS_MAC_CYRILLIC NLS_MAC_GAELIC NLS_MAC_GREEK NLS_MAC_ICELAND NLS_MAC_INUIT NLS_MAC_ROMAN NLS_MAC_ROMANIAN NLS_MAC_TURKISH NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NTFS_FS NTFS_RW NULL_TTY NUMA_BALANCING NUMA_BALANCING_DEFAULT_ENABLED NUMA_EMU NUMA_KEEP_MEMINFO NVDIMM_DAX NVDIMM_KEYS NVDIMM_PFN NVME_CORE NVME_FABRICS NVME_FC NVME_MULTIPATH NVME_RDMA NVME_TARGET NVME_TARGET_FC NVME_TARGET_FCLOOP NVME_TARGET_LOOP NVME_TARGET_RDMA NVME_TARGET_TCP NVME_TCP N_GSM N_HDLC OCFS2_DEBUG_FS OCFS2_FS OCFS2_FS_O2CB OCFS2_FS_STATS OCFS2_FS_USERSPACE_CLUSTER OF_GPIO OF_PMEM OMFS_FS OPENVSWITCH OPENVSWITCH_GENEVE OPENVSWITCH_GRE OPENVSWITCH_VXLAN ORANGEFS_FS OSF_PARTITION OVERLAY_FS OVERLAY_FS_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PADATA PAGE_IDLE_FLAG PAGE_REPORTING PAHOLE_HAS_SPLIT_BTF PARPORT PARPORT_NOT_PC PARTITION_ADVANCED PCCARD PCCARD_NONSTATIC PCIEAER PCI_ENDPOINT PCI_IOV PCMCIA PCMCIA_LOAD_CIS PERCPU_STATS PERSISTENT_KEYRINGS PHONET PHYLINK PHY_CPCAP_USB PHY_QCOM_USB_HS PHY_QCOM_USB_HSIC PHY_SAMSUNG_USB2 PHY_TUSB1210 PKCS7_TEST_KEY PKCS8_PRIVATE_KEY_PARSER PLAYSTATION_FF PMIC_OPREGION PNFS_BLOCK PNFS_FILE_LAYOUT PNFS_FLEXFILE_LAYOUT PPP PPPOATM PPPOE PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_DYNAMIC PREEMPT_NOTIFIERS PREEMPT_RCU PRISM2_USB PROC_CHILDREN PROC_MEM_ALWAYS_FORCE PSI PSTORE PSTORE_842_COMPRESS PSTORE_COMPRESS PSTORE_DEFLATE_COMPRESS PSTORE_DEFLATE_COMPRESS_DEFAULT PSTORE_LZ4HC_COMPRESS PSTORE_LZ4_COMPRESS PSTORE_LZO_COMPRESS PSTORE_ZSTD_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN R8712U RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_TEA575X RAID6_PQ RAID_ATTRS RC_ATI_REMOTE RC_CORE RC_DEVICES RC_XBOX_DVD RDMA_RXE RDMA_SIW RDS RDS_RDMA RDS_TCP READ_ONLY_THP_FOR_FS REALTEK_AUTOPM REED_SOLOMON REED_SOLOMON_DEC8 REGMAP REGMAP_I2C REGMAP_IRQ REGMAP_MMIO REGULATOR REGULATOR_FIXED_VOLTAGE REGULATOR_TWL4030 REISERFS_FS REISERFS_FS_POSIX_ACL REISERFS_FS_SECURITY REISERFS_FS_XATTR REISERFS_PROC_INFO RESET_CONTROLLER RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 ROMFS_BACKED_BY_BOTH ROMFS_FS ROMFS_ON_BLOCK ROMFS_ON_MTD ROSE RTC_DRV_HID_SENSOR_TIME RXKAD SCHED_CORE SCSI_FC_ATTRS SCSI_HPSA SCSI_ISCSI_ATTRS SCSI_LOGGING SCSI_NETLINK SCSI_SAS_ATA SCSI_SAS_ATTRS SCSI_SAS_LIBSAS SCSI_SCAN_ASYNC SCSI_SRP_ATTRS SCTP_COOKIE_HMAC_MD5 SCTP_COOKIE_HMAC_SHA1 SCTP_DEFAULT_COOKIE_HMAC_MD5 SECONDARY_TRUSTED_KEYRING SECURITY_INFINIBAND SECURITY_NETWORK_XFRM SENSORS_AQUACOMPUTER_D5NEXT SENSORS_CORSAIR_CPRO SENSORS_CORSAIR_PSU SENSORS_NZXT_KRAKEN2 SERIAL_DEV_BUS SERIAL_DEV_CTRL_TTYPORT SERIAL_MCTRL_GPIO SGI_PARTITION SIGNATURE SIGNED_PE_FILE_VERIFICATION SLHC SLIP SLIP_COMPRESSED SLIP_MODE_SLIP6 SLIP_SMART SMARTJOYPLUS_FF SMBFS_COMMON SMB_SERVER SMC SMC_DIAG SMSC_PHY SMS_SDIO_DRV SMS_SIANO_DEBUGFS SMS_SIANO_MDTV SMS_SIANO_RC SMS_USB_DRV SND SND_ALOOP SND_BCD2000 SND_CTL_LED SND_CTL_VALIDATION SND_DEBUG SND_DMA_SGBUF SND_DRIVERS SND_DUMMY SND_DYNAMIC_MINORS SND_HDA SND_HDA_CODEC_ANALOG SND_HDA_CODEC_CA0110 SND_HDA_CODEC_CA0132 SND_HDA_CODEC_CIRRUS SND_HDA_CODEC_CMEDIA SND_HDA_CODEC_CONEXANT SND_HDA_CODEC_HDMI SND_HDA_CODEC_REALTEK SND_HDA_CODEC_SI3054 SND_HDA_CODEC_SIGMATEL SND_HDA_CODEC_VIA SND_HDA_COMPONENT SND_HDA_CORE SND_HDA_GENERIC SND_HDA_GENERIC_LEDS SND_HDA_HWDEP SND_HDA_I915 SND_HDA_INPUT_BEEP SND_HDA_INTEL SND_HDA_PATCH_LOADER SND_HDA_RECONFIG SND_HRTIMER SND_HWDEP SND_INTEL_DSP_CONFIG SND_INTEL_NHLT SND_INTEL_SOUNDWIRE_ACPI SND_JACK SND_JACK_INPUT_DEV SND_MIXER_OSS SND_OSSEMUL SND_PCI SND_PCM SND_PCMCIA SND_PCM_OSS SND_PCM_OSS_PLUGINS SND_PCM_TIMER SND_PCM_XRUN_DEBUG SND_PROC_FS SND_RAWMIDI SND_SEQUENCER SND_SEQUENCER_OSS SND_SEQ_DEVICE SND_SEQ_DUMMY SND_SEQ_HRTIMER_DEFAULT SND_SEQ_MIDI SND_SEQ_MIDI_EVENT SND_SEQ_VIRMIDI SND_SUPPORT_OLD_API SND_TIMER SND_USB SND_USB_6FIRE SND_USB_AUDIO SND_USB_AUDIO_USE_MEDIA_CONTROLLER SND_USB_CAIAQ SND_USB_CAIAQ_INPUT SND_USB_HIFACE SND_USB_LINE6 SND_USB_POD SND_USB_PODHD SND_USB_TONEPORT SND_USB_UA101 SND_USB_US122L SND_USB_USX2Y SND_USB_VARIAX SND_VERBOSE_PROCFS SND_VIRMIDI SND_VIRTIO SND_VMASTER SND_X86 SOCK_CGROUP_DATA SOCK_VALIDATE_XMIT SOLARIS_X86_PARTITION SONY_FF SOUND SOUND_OSS_CORE SOUND_OSS_CORE_PRECLAIM SPI SPI_DLN2 SPI_DYNAMIC SPI_MASTER SQUASHFS SQUASHFS_4K_DEVBLK_SIZE SQUASHFS_DECOMP_SINGLE SQUASHFS_FILE_DIRECT SQUASHFS_LZ4 SQUASHFS_LZO SQUASHFS_XATTR SQUASHFS_XZ SQUASHFS_ZLIB SQUASHFS_ZSTD SSB SSB_PCIHOST_POSSIBLE SSB_PCMCIAHOST_POSSIBLE SSB_SDIOHOST_POSSIBLE STAGING STP STREAM_PARSER SUNRPC_BACKCHANNEL SUN_PARTITION SW_SYNC SYSV68_PARTITION SYSV_FS TABLET_USB_ACECAD TABLET_USB_AIPTEK TABLET_USB_HANWANG TABLET_USB_KBTAB TABLET_USB_PEGASUS TAHVO_USB TAHVO_USB_HOST_BY_DEFAULT TASKS_RCU TASKS_RCU_GENERIC TASKS_TRACE_RCU TCG_CRB TCG_TIS TCG_TIS_CORE TCG_TPM TCP_CONG_BBR TCP_CONG_BIC TCP_CONG_CDG TCP_CONG_DCTCP TCP_CONG_HSTCP TCP_CONG_HTCP TCP_CONG_HYBLA TCP_CONG_ILLINOIS TCP_CONG_LP TCP_CONG_NV TCP_CONG_SCALABLE TCP_CONG_VEGAS TCP_CONG_VENO TCP_CONG_WESTWOOD TCP_CONG_YEAH TEXTSEARCH TEXTSEARCH_BM TEXTSEARCH_FSM TEXTSEARCH_KMP THERMAL_NETLINK THP_SWAP THRUSTMASTER_FF TIPC TIPC_CRYPTO TIPC_DIAG TIPC_MEDIA_IB TIPC_MEDIA_UDP TLS TLS_TOE TOOLS_SUPPORT_RELR TOUCHSCREEN_SUR40 TOUCHSCREEN_USB_3M TOUCHSCREEN_USB_COMPOSITE TOUCHSCREEN_USB_DMC_TSC10 TOUCHSCREEN_USB_E2I TOUCHSCREEN_USB_EASYTOUCH TOUCHSCREEN_USB_EGALAX TOUCHSCREEN_USB_ELO TOUCHSCREEN_USB_ETT_TC45USB TOUCHSCREEN_USB_ETURBO TOUCHSCREEN_USB_GENERAL_TOUCH TOUCHSCREEN_USB_GOTOP TOUCHSCREEN_USB_GUNZE TOUCHSCREEN_USB_IDEALTEK TOUCHSCREEN_USB_IRTOUCH TOUCHSCREEN_USB_ITM TOUCHSCREEN_USB_JASTEC TOUCHSCREEN_USB_NEXIO TOUCHSCREEN_USB_PANJIT TOUCHSCREEN_USB_ZYTRONIC TPM_KEY_PARSER TRANSPARENT_HUGEPAGE TRANSPARENT_HUGEPAGE_MADVISE TRUSTED_KEYS TTPCI_EEPROM TTY_PRINTK TUN_VNET_CROSS_LE TWL4030_CORE TYPEC TYPEC_DP_ALTMODE TYPEC_FUSB302 TYPEC_HD3SS3220 TYPEC_MT6360 TYPEC_MUX_INTEL_PMC TYPEC_NVIDIA_ALTMODE TYPEC_RT1711H TYPEC_STUSB160X TYPEC_TCPCI TYPEC_TCPCI_MAXIM TYPEC_TCPM TYPEC_TPS6598X TYPEC_UCSI TYPEC_WCOVE UBIFS_ATIME_SUPPORT UBIFS_FS UBIFS_FS_ADVANCED_COMPR UBIFS_FS_LZO UBIFS_FS_SECURITY UBIFS_FS_XATTR UBIFS_FS_ZLIB UBIFS_FS_ZSTD UCSI_ACPI UCSI_CCG UDF_FS UDMABUF UFS_FS UFS_FS_WRITE UHID ULTRIX_PARTITION UNICODE UNIXWARE_DISKLABEL UNIX_DIAG USB4 USB4_NET USBIP_CORE USBIP_HOST USBIP_VHCI_HCD USBIP_VUDC USBPCWATCHDOG USB_ACM USB_ADUTUX USB_AIRSPY USB_ALI_M5632 USB_AN2720 USB_APPLEDISPLAY USB_ARMLINUX USB_BDC_UDC USB_BELKIN USB_C67X00_HCD USB_CATC USB_CDC_PHONET USB_CDNS3 USB_CDNS3_GADGET USB_CDNS3_HOST USB_CDNS3_PCI_WRAP USB_CDNSP_GADGET USB_CDNSP_HOST USB_CDNSP_PCI USB_CDNS_HOST USB_CDNS_SUPPORT USB_CHAOSKEY USB_CHIPIDEA USB_CHIPIDEA_GENERIC USB_DWC2 USB_GADGET USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VIDEO_V4L2 VXLAN WIRELESS WLAN ZONE_DEVICE] disabling configs for [ubsan kasan locking atomic_sleep hang memleak], they are not needed testing current HEAD 43bb85222e53926decace01ce6584ca88e09a0a9 testing commit 43bb85222e53926decace01ce6584ca88e09a0a9 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b98adafead6d736d81f05e795fc7131502fe863c841a8da16f8b55c76cc0742e all runs: OK false negative chance: 0.000 # git bisect start 43bb85222e53926decace01ce6584ca88e09a0a9 c79648372d02944bf4a54d87e3901db05d0ac82e Bisecting: 376 revisions left to test after this (roughly 9 steps) [56c4837283ebe72b409688286ab39ad262fc76b8] wifi: rtlwifi: fix possible skb memory leak in _rtl_pci_init_one_rxdesc() determine whether the revision contains the guilty commit revision c79648372d02944bf4a54d87e3901db05d0ac82e crashed and is reachable testing commit 56c4837283ebe72b409688286ab39ad262fc76b8 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4bbd7c523d26d9da13315099d2262341fde49909aa59351e8de3bc11592fde5a all runs: OK false negative chance: 0.000 # git bisect bad 56c4837283ebe72b409688286ab39ad262fc76b8 Bisecting: 187 revisions left to test after this (roughly 8 steps) [5867d62dfe924498c77b465160afb983d8503a2d] crypto: keembay - Fix dma_unmap_sg() nents value determine whether the revision contains the guilty commit revision c79648372d02944bf4a54d87e3901db05d0ac82e crashed and is reachable testing commit 5867d62dfe924498c77b465160afb983d8503a2d gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 16aa78296de750a224155b7c08d53ac7daffe9c9847de0de53fb7f7374276f2e run #0: crashed: WARNING in udf_process_sequence run #1: crashed: WARNING in udf_process_sequence run #2: crashed: WARNING in udf_process_sequence run #3: crashed: WARNING in udf_process_sequence run #4: crashed: WARNING in udf_process_sequence run #5: crashed: WARNING in udf_process_sequence run #6: crashed: WARNING in udf_process_sequence run #7: crashed: WARNING in udf_process_sequence run #8: crashed: WARNING in udf_process_sequence run #9: infra problem: failed to create instance: googleapi: Error 503: The service is currently unavailable., backendError representative crash: WARNING in udf_process_sequence, types: [WARNING] # git bisect good 5867d62dfe924498c77b465160afb983d8503a2d Bisecting: 93 revisions left to test after this (roughly 7 steps) [ccf0ad56a779e6704c0b27f555dec847f50c7557] hfsplus: fix slab-out-of-bounds read in hfsplus_uni2asc() determine whether the revision contains the guilty commit revision 5867d62dfe924498c77b465160afb983d8503a2d crashed and is reachable testing commit ccf0ad56a779e6704c0b27f555dec847f50c7557 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f3ac306380511301acecd2a342f0cbb3df01257143d16a96e5baaac7982d2d2b all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] # git bisect good ccf0ad56a779e6704c0b27f555dec847f50c7557 Bisecting: 46 revisions left to test after this (roughly 6 steps) [ddb96ab185e89c8916cf77c29ebb748be986d85d] pm: cpupower: Fix the snapshot-order of tsc,mperf, clock in mperf_stop() determine whether the revision contains the guilty commit revision c79648372d02944bf4a54d87e3901db05d0ac82e crashed and is reachable testing commit ddb96ab185e89c8916cf77c29ebb748be986d85d gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c39ebd32d5e7b78efa65623e62545955d00f63fba105dc87872ae93fb3e76050 all runs: OK false negative chance: 0.000 # git bisect bad ddb96ab185e89c8916cf77c29ebb748be986d85d Bisecting: 23 revisions left to test after this (roughly 5 steps) [2a65a7477b82cc5328870596d78378ba1aee0c05] PM / devfreq: governor: Replace sscanf() with kstrtoul() in set_freq_store() determine whether the revision contains the guilty commit revision c79648372d02944bf4a54d87e3901db05d0ac82e crashed and is reachable testing commit 2a65a7477b82cc5328870596d78378ba1aee0c05 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7f4949e5024637941a5171b56ab13a61768bb81e63c29c095cdbd136fa9f0069 all runs: OK false negative chance: 0.000 # git bisect bad 2a65a7477b82cc5328870596d78378ba1aee0c05 Bisecting: 11 revisions left to test after this (roughly 4 steps) [d167a43b29cc07dae6c507994b88960dcefdc176] ext2: Handle fiemap on empty files to prevent EINVAL determine whether the revision contains the guilty commit revision c79648372d02944bf4a54d87e3901db05d0ac82e crashed and is reachable testing commit d167a43b29cc07dae6c507994b88960dcefdc176 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2ff3478bb997ce1c4cff51bfde3974a9e34990b2fd9fb70b1f640628f3206fcc all runs: OK false negative chance: 0.000 # git bisect bad d167a43b29cc07dae6c507994b88960dcefdc176 Bisecting: 5 revisions left to test after this (roughly 3 steps) [84ef8dd3238330d1795745ece83b19f0295751bf] drbd: add missing kref_get in handle_write_conflicts determine whether the revision contains the guilty commit revision c79648372d02944bf4a54d87e3901db05d0ac82e crashed and is reachable testing commit 84ef8dd3238330d1795745ece83b19f0295751bf gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2c32e9745b66825f1d7233d69f4d41adcb7f9b21f3056731992850904d7cd563 all runs: OK false negative chance: 0.000 # git bisect bad 84ef8dd3238330d1795745ece83b19f0295751bf Bisecting: 2 revisions left to test after this (roughly 1 step) [f8d55c912e45b42cbc9a18fcc89354f1932eb947] arm64: Handle KCOV __init vs inline mismatches determine whether the revision contains the guilty commit revision c79648372d02944bf4a54d87e3901db05d0ac82e crashed and is reachable testing commit f8d55c912e45b42cbc9a18fcc89354f1932eb947 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f3ac306380511301acecd2a342f0cbb3df01257143d16a96e5baaac7982d2d2b all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] # git bisect good f8d55c912e45b42cbc9a18fcc89354f1932eb947 Bisecting: 0 revisions left to test after this (roughly 1 step) [dc83df485f44367caa137479dd52c600d1cffdd5] udf: Verify partition map count determine whether the revision contains the guilty commit revision c79648372d02944bf4a54d87e3901db05d0ac82e crashed and is reachable testing commit dc83df485f44367caa137479dd52c600d1cffdd5 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2c32e9745b66825f1d7233d69f4d41adcb7f9b21f3056731992850904d7cd563 run #0: ignore: lost connection to test machine run #1: OK run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK false negative chance: 0.000 # git bisect bad dc83df485f44367caa137479dd52c600d1cffdd5 Bisecting: 0 revisions left to test after this (roughly 0 steps) [9d5012ffe14120f978ee34aef4df3d6cb026b7c4] smb/server: avoid deadlock when linking with ReplaceIfExists determine whether the revision contains the guilty commit revision 5867d62dfe924498c77b465160afb983d8503a2d crashed and is reachable testing commit 9d5012ffe14120f978ee34aef4df3d6cb026b7c4 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e541ca71bb0347205249ca4a60185539df9ff96512436ebc3d2bd651a036d778 all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] # git bisect good 9d5012ffe14120f978ee34aef4df3d6cb026b7c4 dc83df485f44367caa137479dd52c600d1cffdd5 is the first bad commit commit dc83df485f44367caa137479dd52c600d1cffdd5 Author: Jan Kara Date: Fri Jul 11 19:01:20 2025 +0200 udf: Verify partition map count [ Upstream commit 1a11201668e8635602577dcf06f2e96c591d8819 ] Verify that number of partition maps isn't insanely high which can lead to large allocation in udf_sb_alloc_partition_maps(). All partition maps have to fit in the LVD which is in a single block. Reported-by: syzbot+478f2c1a6f0f447a46bb@syzkaller.appspotmail.com Signed-off-by: Jan Kara Signed-off-by: Sasha Levin fs/udf/super.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) accumulated error probability: 0.00 culprit signature: 2c32e9745b66825f1d7233d69f4d41adcb7f9b21f3056731992850904d7cd563 parent signature: e541ca71bb0347205249ca4a60185539df9ff96512436ebc3d2bd651a036d778 revisions tested: 18, total time: 3h31m51.715071889s (build: 1h12m7.069921966s, test: 2h14m33.246434165s) first good commit: dc83df485f44367caa137479dd52c600d1cffdd5 udf: Verify partition map count recipients (to): ["jack@suse.cz" "sashal@kernel.org"] recipients (cc): []