ci starts bisection 2025-10-03 13:43:45.12558722 +0000 UTC m=+86819.512786081 bisecting cause commit starting from 7f7072574127c9e971cad83a0274e86f6275c0d5 building syzkaller on 49379ee008e5f2af6e551c2e23fcd6b1ebb4d5c2 ensuring issue is reproducible on original commit 7f7072574127c9e971cad83a0274e86f6275c0d5 testing commit 7f7072574127c9e971cad83a0274e86f6275c0d5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: b834d8e98f50a32da2cd9a80ba58a2c8e67e06c0bbcf818276ab5306e0e98852 run #0: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #1: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #2: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #3: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #4: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #5: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #6: crashed: kernel BUG in qlist_free_all run #7: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #8: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #9: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #10: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #11: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #12: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #13: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #14: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #15: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #16: crashed: kernel BUG in qlist_free_all run #17: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #18: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #19: crashed: KASAN: slab-use-after-free Write in gro_cells_receive representative crash: KASAN: slab-use-after-free Write in gro_cells_receive, types: [KASAN-USE-AFTER-FREE-WRITE] check whether we can drop unnecessary instrumentation disabling configs for [hang memleak ubsan bug_or_warning locking atomic_sleep], they are not needed testing commit 7f7072574127c9e971cad83a0274e86f6275c0d5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 52b9405e759f7fa6bc2ec2cfaf0368b4d921deb32c2c7eaa2c889356f4266593 run #0: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #1: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #2: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #3: crashed: invalid opcode in corrupted run #4: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #5: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #6: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #7: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #8: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #9: crashed: invalid opcode in corrupted representative crash: KASAN: slab-use-after-free Write in gro_cells_receive, types: [KASAN-USE-AFTER-FREE-WRITE] the bug reproduces without the instrumentation disabling configs for [hang memleak ubsan bug_or_warning locking atomic_sleep], they are not needed kconfig minimization: base=4092 full=8344 leaves diff=2163 split chunks (needed=false): <2163> split chunk #0 of len 2163 into 5 parts testing without sub-chunk 1/5 disabling configs for [bug_or_warning locking atomic_sleep hang memleak ubsan], they are not needed testing commit 7f7072574127c9e971cad83a0274e86f6275c0d5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: a4556fbe2b60070a26c9360ed7cc615931860f5dadb211c0139edf54a92d3b0d all runs: crashed: KASAN: slab-use-after-free Write in gro_cells_receive representative crash: KASAN: slab-use-after-free Write in gro_cells_receive, types: [KASAN-USE-AFTER-FREE-WRITE] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [atomic_sleep hang memleak ubsan bug_or_warning locking], they are not needed testing commit 7f7072574127c9e971cad83a0274e86f6275c0d5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 47f00d5b881b129845d9b87dd3ee09938cead9c557e88c4ae2f34e611331697d all runs: OK false negative chance: 0.000 testing without sub-chunk 3/5 disabling configs for [ubsan bug_or_warning locking atomic_sleep hang memleak], they are not needed testing commit 7f7072574127c9e971cad83a0274e86f6275c0d5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: bac168dcb5aa0be154636600d2b4e1369a0ad8f04ba5e4a2a4398ab761898425 all runs: crashed: KASAN: slab-use-after-free Write in gro_cells_receive representative crash: KASAN: slab-use-after-free Write in gro_cells_receive, types: [KASAN-USE-AFTER-FREE-WRITE] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [memleak ubsan bug_or_warning locking atomic_sleep hang], they are not needed testing commit 7f7072574127c9e971cad83a0274e86f6275c0d5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: d263faa9f002169c418c936c9f7c227fcd48a33257ea8e468f40c0689fd0cbc6 all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [locking atomic_sleep hang memleak ubsan bug_or_warning], they are not needed testing commit 7f7072574127c9e971cad83a0274e86f6275c0d5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 19a6046337af7c889648936276f72be1d16d7610e74f2779cdf831b50de86330 all runs: OK false negative chance: 0.000 minimized to 1297 configs; suspects: [6LOWPAN AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ARCH_SUPPORTS_SCHED_SMT ASUS_WMI ATM AX25 BCMA BLK_DEV_ZONED BPF_SYSCALL BT BT_BREDR BT_HIDP BXT_WC_PMIC_OPREGION CARDBUS CFG80211 CFG80211_WEXT CHARGER_BQ24190 CMA COMMON_CLK CONTIG_ALLOC DAX DLM DMABUF_HEAPS DM_CLONE DM_CRYPT DM_FLAKEY DM_INTEGRITY DM_MULTIPATH DM_MULTIPATH_QL DM_MULTIPATH_ST DM_PERSISTENT_DATA DM_RAID DM_SNAPSHOT DM_THIN_PROVISIONING DM_UEVENT DM_VERITY DM_VERITY_FEC DM_WRITECACHE DM_ZONED DRAGONRISE_FF DRM DRM_AUX_BRIDGE DRM_BOCHS DRM_BRIDGE DRM_CIRRUS_QEMU DRM_CLIENT DRM_CLIENT_DEFAULT_FBDEV DRM_CLIENT_LIB DRM_CLIENT_SELECTION DRM_CLIENT_SETUP DRM_DEBUG_MM DRM_DISPLAY_DP_AUX_BUS DRM_DISPLAY_DP_HELPER DRM_DISPLAY_HELPER DRM_FBDEV_EMULATION DRM_GEM_SHMEM_HELPER DRM_GM12U320 DRM_GUD DRM_KMS_HELPER 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 EPROBE_EVENTS 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_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_IRQ_ENTRY GENERIC_PHY GENERIC_SYSCALL GENEVE 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 GPIOLIB_LEGACY GPIO_ACPI GPIO_DLN2 GPIO_LJCA GPIO_VIPERBOARD GREENASIA_FF GREYBUS GREYBUS_BRIDGED_PHY GREYBUS_ES2 GREYBUS_HID GREYBUS_USB GROUP_SCHED_BANDWIDTH GTP GUEST_PERF_EVENTS HAMRADIO HAS_LTO_CLANG HAVE_ARCH_KSTACK_ERASE HAVE_ARCH_NODE_DEV_GROUP HAVE_ARCH_USERFAULTFD_MINOR HAVE_ARCH_USERFAULTFD_WP HAVE_BOOTMEM_INFO_NODE HAVE_CFI_ICALL_NORMALIZE_INTEGERS HAVE_CLK HAVE_CLK_PREPARE HAVE_GENERIC_TIF_BITS 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_DRAGONRISE 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_NINTENDO HID_NTI HID_NVIDIA_SHIELD HID_ORTEK HID_PENMOUNT HID_PICOLCD HID_PICOLCD_BACKLIGHT HID_PICOLCD_CIR HID_PICOLCD_FB HID_PICOLCD_LCD HID_PICOLCD_LEDS HID_PLANTRONICS HID_PLAYSTATION 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_SMARTJOYPLUS HID_SPEEDLINK HID_STEAM HID_STEELSERIES HID_THINGM HID_THRUSTMASTER 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_ZEROPLUS 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 INFINIBAND_VIRT_DMA INPUT_ATI_REMOTE2 INPUT_CM109 INPUT_IMS_PCU INPUT_JOYDEV INPUT_KEYSPAN_REMOTE INPUT_LEDS INPUT_MOUSEDEV INPUT_MOUSEDEV_PSAUX INPUT_POWERMATE INPUT_TABLET INPUT_TOUCHSCREEN 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_SCU_IPC INTEL_SOC_PMIC_BXTWC INTEL_SOC_PMIC_CHTWC INTERVAL_TREE_SPAN_ITER IOMMUFD IOMMUFD_DRIVER IOMMUFD_DRIVER_CORE IOMMUFD_TEST 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_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_ARP_MANGLE IP_NF_MATCH_AH IP_NF_MATCH_ECN IP_NF_MATCH_RPFILTER IP_NF_MATCH_TTL IP_NF_TARGET_ECN IP_NF_TARGET_SYNPROXY 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 IRQ_REMAP IRQ_TIME_ACCOUNTING KVM KVM_INTEL L2TP LAPB LCD_CLASS_DEVICE LEDS_CLASS_MULTICOLOR LIBNVDIMM MAC80211 MAC802154 MEDIA_ANALOG_TV_SUPPORT MEDIA_CAMERA_SUPPORT MEDIA_CEC_SUPPORT MEDIA_COMMON_OPTIONS MEDIA_CONTROLLER MEDIA_DIGITAL_TV_SUPPORT MEDIA_PLATFORM_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_TEST_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_INTEL_PMC_BXT MFD_MT6360 MFD_MT6370 MFD_RETU MFD_VIPERBOARD MMC MODVERSIONS MPTCP MTD MTD_UBI NETFILTER_ADVANCED NETFILTER_CONNCOUNT NET_ACT_GACT NET_ACT_MIRRED NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 NFT_COMPAT NFT_COMPAT_ARP NFT_FWD_NETDEV NF_TABLES NF_TABLES_ARP NF_TABLES_NETDEV NINTENDO_FF 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 NLS_UCS2_UTILS NOP_USB_XCEIV NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NULL_TTY NUMA_EMU NUMA_KEEP_MEMINFO NVDIMM_DAX NVDIMM_KEYS NVDIMM_PFN NVIDIA_SHIELD_FF 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 OPTEE_STATIC_PROTMEM_POOL ORANGEFS_FS OSF_PARTITION OVERLAY_FS OVERLAY_FS_DEBUG OVERLAY_FS_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PAGE_IDLE_FLAG PAGE_REPORTING PAHOLE_HAS_BTF_TAG PAHOLE_HAS_LANG_EXCLUDE 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 PLFXLC PMIC_OPREGION PM_CLK PNFS_BLOCK PNFS_FILE_LAYOUT PNFS_FLEXFILE_LAYOUT PPP PPPOATM PPPOE PPPOE_HASH_BITS_1 PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_NOTIFIERS PREEMPT_RT PROC_CHILDREN PSAMPLE PSI PSTORE PSTORE_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_SI470X RADIO_SI4713 RADIO_TEA575X RAID6_PQ RAID_ATTRS RAS RC_ATI_REMOTE RC_CORE RC_DEVICES RC_XBOX_DVD RDMA_RXE RDMA_SIW RDS RDS_RDMA RDS_TCP REALTEK_AUTOPM REED_SOLOMON REED_SOLOMON_DEC8 REGMAP REGMAP_I2C REGMAP_IRQ REGMAP_MMIO REGMAP_SPI REGULATOR REGULATOR_FIXED_VOLTAGE REGULATOR_TWL4030 RESET_CONTROLLER RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 RMI4_F3A ROMFS_BACKED_BY_BOTH ROMFS_FS ROMFS_ON_BLOCK ROMFS_ON_MTD ROSE RTC_DRV_HID_SENSOR_TIME RXKAD SCHED_CORE SCREEN_INFO SCSI_FC_ATTRS SCSI_HPSA 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SND_HDA_CODEC_ALC861 SND_HDA_CODEC_ALC861VD SND_HDA_CODEC_ALC880 SND_HDA_CODEC_ALC882 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_CS420X SND_HDA_CODEC_CS421X SND_HDA_CODEC_HDMI SND_HDA_CODEC_HDMI_ATI SND_HDA_CODEC_HDMI_GENERIC SND_HDA_CODEC_HDMI_INTEL SND_HDA_CODEC_HDMI_NVIDIA SND_HDA_CODEC_HDMI_NVIDIA_MCP SND_HDA_CODEC_HDMI_SIMPLE SND_HDA_CODEC_HDMI_TEGRA SND_HDA_CODEC_REALTEK SND_HDA_CODEC_REALTEK_LIB SND_HDA_CODEC_SI3054 SND_HDA_CODEC_SIGMATEL SND_HDA_CODEC_VIA SND_HDA_CORE SND_HDA_GENERIC SND_HDA_GENERIC_LEDS SND_HDA_HWDEP SND_HDA_INPUT_BEEP SND_HDA_INTEL SND_HDA_PATCH_LOADER SND_HDA_RECONFIG SND_HDA_SCODEC_COMPONENT 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_ELD 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_SOC SND_SOC_I2C_AND_SPI SND_SOC_SDCA_OPTIONAL SND_SUPPORT_OLD_API SND_TIMER SND_UMP SND_UMP_LEGACY_RAWMIDI SND_USB SND_USB_6FIRE SND_USB_AUDIO SND_USB_AUDIO_MIDI_V2 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_VALIDATE_XMIT SOLARIS_X86_PARTITION SONY_FF SOUND SOUNDWIRE SOUND_OSS_CORE SOUND_OSS_CORE_PRECLAIM SPI SPI_DLN2 SPI_DYNAMIC SPI_LJCA SPI_MASTER SQUASHFS SQUASHFS_4K_DEVBLK_SIZE SQUASHFS_COMPILE_DECOMP_MULTI SQUASHFS_DECOMP_MULTI 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 STEAM_FF STP 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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_AMD5536UDC USB_AN2720 USB_APPLEDISPLAY USB_ARMLINUX USB_ATM USB_BDC_UDC USB_BELKIN USB_C67X00_HCD USB_CATC USB_CDC_PHONET USB_CDNS2_UDC 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_CHIPIDEA_HOST USB_CHIPIDEA_MSM USB_CHIPIDEA_NPCM USB_CHIPIDEA_PCI USB_CHIPIDEA_UDC USB_CONFIGFS USB_CONFIGFS_ACM USB_CONFIGFS_ECM USB_CONFIGFS_ECM_SUBSET USB_CONFIGFS_EEM USB_CONFIGFS_F_FS USB_CONFIGFS_F_HID USB_CONFIGFS_F_LB_SS USB_CONFIGFS_F_MIDI USB_CONFIGFS_F_MIDI2 USB_CONFIGFS_F_PRINTER USB_CONFIGFS_F_TCM USB_CONFIGFS_F_UAC1 USB_CONFIGFS_F_UAC1_LEGACY USB_CONFIGFS_F_UAC2 USB_CONFIGFS_F_UVC USB_CONFIGFS_MASS_STORAGE USB_CONFIGFS_NCM USB_CONFIGFS_OBEX USB_CONFIGFS_PHONET USB_CONFIGFS_RNDIS USB_CONFIGFS_SERIAL 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USB_GSPCA_OV534_9 USB_GSPCA_PAC207 USB_GSPCA_PAC7302 USB_GSPCA_PAC7311 USB_GSPCA_SE401 USB_GSPCA_SN9C2028 USB_GSPCA_SN9C20X USB_GSPCA_SONIXB USB_GSPCA_SONIXJ USB_GSPCA_SPCA1528 USB_GSPCA_SPCA500 USB_GSPCA_SPCA501 USB_GSPCA_SPCA505 USB_GSPCA_SPCA506 USB_GSPCA_SPCA508 USB_GSPCA_SPCA561 USB_GSPCA_SQ905 USB_GSPCA_SQ905C USB_GSPCA_SQ930X USB_GSPCA_STK014 USB_GSPCA_STK1135 USB_GSPCA_STV0680 USB_GSPCA_SUNPLUS USB_GSPCA_T613 USB_GSPCA_TOPRO USB_GSPCA_TOUPTEK USB_GSPCA_TV8532 USB_GSPCA_VC032X USB_GSPCA_VICAM USB_GSPCA_XIRLINK_CIT USB_GSPCA_ZC3XX USB_HACKRF USB_HCD_BCMA USB_HCD_SSB USB_HSIC_USB3503 USB_HSIC_USB4604 USB_HSO USB_HUB_USB251XB USB_IDMOUSE USB_IOWARRIOR USB_IPHETH USB_ISIGHTFW USB_ISP116X_HCD USB_ISP1301 USB_ISP1760 USB_ISP1760_DUAL_ROLE USB_ISP1760_HCD USB_ISP1761_UDC USB_KAWETH USB_KC2190 USB_KEENE USB_LAN78XX USB_LCD USB_LD USB_LEDS_TRIGGER_USBPORT USB_LED_TRIG USB_LEGOTOWER USB_LGM_PHY USB_LIBCOMPOSITE USB_LINK_LAYER_TEST USB_LJCA USB_M5602 USB_MA901 USB_MAX3420_UDC USB_MAX3421_HCD USB_MDC800 USB_MICROTEK USB_MR800 USB_MSI2500 USB_MUSB_DUAL_ROLE USB_MUSB_HDRC USB_NET2280 USB_NET_AQC111 USB_NET_AX88179_178A USB_NET_AX8817X USB_NET_CDCETHER USB_NET_CDC_EEM USB_NET_CDC_MBIM USB_NET_CDC_NCM USB_NET_CDC_SUBSET USB_NET_CDC_SUBSET_ENABLE USB_NET_CH9200 USB_NET_CX82310_ETH USB_NET_DM9601 USB_NET_GL620A USB_NET_HUAWEI_CDC_NCM USB_NET_INT51X1 USB_NET_KALMIA USB_NET_MCS7830 USB_NET_NET1080 USB_NET_PLUSB USB_NET_QMI_WWAN USB_NET_RNDIS_HOST USB_NET_SMSC75XX USB_NET_SMSC95XX USB_NET_SR9700 USB_NET_SR9800 USB_NET_ZAURUS USB_OHCI_HCD_PLATFORM USB_OTG USB_OTG_FSM USB_OXU210HP_HCD USB_PEGASUS USB_PULSE8_CEC USB_PWC USB_PWC_INPUT_EVDEV USB_PXA27X USB_R8A66597 USB_R8A66597_HCD USB_RAINSHADOW_CEC USB_RAREMONO USB_RAW_GADGET USB_ROLES_INTEL_XHCI USB_ROLE_SWITCH USB_RTL8150 USB_RTL8152 USB_RTL8153_ECM USB_S2255 USB_SERIAL USB_SERIAL_AIRCABLE USB_SERIAL_ARK3116 USB_SERIAL_BELKIN USB_SERIAL_CH341 USB_SERIAL_CONSOLE USB_SERIAL_CP210X USB_SERIAL_CYBERJACK USB_SERIAL_CYPRESS_M8 USB_SERIAL_DEBUG USB_SERIAL_DIGI_ACCELEPORT USB_SERIAL_EDGEPORT USB_SERIAL_EDGEPORT_TI USB_SERIAL_EMPEG USB_SERIAL_F81232 USB_SERIAL_F8153X USB_SERIAL_FTDI_SIO USB_SERIAL_GARMIN USB_SERIAL_GENERIC USB_SERIAL_IPAQ USB_SERIAL_IPW USB_SERIAL_IR USB_SERIAL_IUU USB_SERIAL_KEYSPAN USB_SERIAL_KEYSPAN_PDA USB_SERIAL_KLSI USB_SERIAL_KOBIL_SCT USB_SERIAL_MCT_U232 USB_SERIAL_METRO USB_SERIAL_MOS7715_PARPORT USB_SERIAL_MOS7720 USB_SERIAL_MOS7840 USB_SERIAL_MXUPORT USB_SERIAL_NAVMAN USB_SERIAL_OMNINET USB_SERIAL_OPTICON USB_SERIAL_OPTION USB_SERIAL_OTI6858 USB_SERIAL_PL2303 USB_SERIAL_QCAUX USB_SERIAL_QT2 USB_SERIAL_QUALCOMM USB_SERIAL_SAFE USB_SERIAL_SIERRAWIRELESS USB_SERIAL_SIMPLE USB_SERIAL_SPCP8X5 USB_SERIAL_SSU100 USB_SERIAL_SYMBOL USB_SERIAL_TI USB_SERIAL_UPD78F0730 USB_SERIAL_VISOR USB_SERIAL_WHITEHEAT USB_SERIAL_WISHBONE USB_SERIAL_WWAN USB_SERIAL_XR USB_SERIAL_XSENS_MT USB_SEVSEG USB_SI470X USB_SI4713 USB_SIERRA_NET USB_SISUSBVGA USB_SL811_CS USB_SL811_HCD USB_SL811_HCD_ISO USB_SNP_CORE USB_SPEEDTOUCH USB_STORAGE_ALAUDA USB_STORAGE_CYPRESS_ATACB USB_STORAGE_DATAFAB USB_STORAGE_ENE_UB6250 USB_STORAGE_FREECOM USB_STORAGE_ISD200 USB_STORAGE_JUMPSHOT USB_STORAGE_KARMA USB_STORAGE_ONETOUCH USB_STORAGE_REALTEK USB_STORAGE_SDDR09 USB_STORAGE_SDDR55 USB_STORAGE_USBAT USB_STV06XX USB_TEST USB_TMC USB_TRANCEVIBRATOR USB_UAS USB_UEAGLEATM USB_ULPI_BUS USB_USBNET USB_USS720 USB_U_AUDIO USB_U_ETHER USB_U_SERIAL USB_VIDEO_CLASS USB_VIDEO_CLASS_INPUT_EVDEV USB_VL600 USB_WDM USB_XHCI_DBGCAP USB_XHCI_PCI_RENESAS USB_XHCI_PLATFORM USB_XUSBATM USB_YUREX USERFAULTFD USERIO USER_RETURN_NOTIFIER UVC_COMMON U_SERIAL_CONSOLE V4L2_ASYNC V4L2_FWNODE V4L2_MEM2MEM_DEV V4L_TEST_DRIVERS VALIDATE_FS_PARSER VDPA VDPA_SIM VDPA_SIM_BLOCK VDPA_SIM_NET VETH VFIO VFIO_DEVICE_CDEV VFIO_PCI VFIO_PCI_CORE VFIO_PCI_INTX VFIO_VIRQFD VGASTATE VHOST VHOST_CROSS_ENDIAN_LEGACY VHOST_ENABLE_FORK_OWNER_CONTROL VHOST_IOTLB VHOST_NET VHOST_RING VHOST_TASK VHOST_VDPA VHOST_VSOCK VIDEO VIDEOBUF2_CORE VIDEOBUF2_DMA_CONTIG VIDEOBUF2_DMA_SG VIDEOBUF2_MEMOPS VIDEOBUF2_V4L2 VIDEOBUF2_VMALLOC VIDEOMODE_HELPERS VIDEO_AU0828 VIDEO_AU0828_RC VIDEO_AU0828_V4L2 VIDEO_CAMERA_LENS VIDEO_CS53L32A VIDEO_CX231XX VIDEO_CX231XX_ALSA VIDEO_CX231XX_DVB VIDEO_CX231XX_RC VIDEO_CX2341X VIDEO_CX25840 VIDEO_DEV VIDEO_EM28XX VIDEO_EM28XX_ALSA VIDEO_EM28XX_DVB VIDEO_EM28XX_RC VIDEO_EM28XX_V4L2 VIDEO_GO7007 VIDEO_GO7007_LOADER VIDEO_GO7007_USB VIDEO_GO7007_USB_S2250_BOARD VIDEO_HDPVR VIDEO_MSP3400 VIDEO_PVRUSB2 VIDEO_PVRUSB2_DVB VIDEO_PVRUSB2_SYSFS VIDEO_SAA711X VIDEO_STK1160 VIDEO_TUNER VIDEO_TVEEPROM VIDEO_USBTV VIDEO_V4L2_I2C VIDEO_V4L2_SUBDEV_API VIDEO_V4L2_TPG VIDEO_VICODEC VIDEO_VIM2M VIDEO_VIMC VIDEO_VIVID VIDEO_VIVID_CEC VIDEO_WM8775 VIPERBOARD_ADC VIRTIO_BALLOON VIRTIO_DMA_SHARED_BUFFER VIRTIO_FS VIRTIO_MEM VIRTIO_MMIO VIRTIO_MMIO_CMDLINE_DEVICES VIRTIO_PMEM VIRTIO_VDPA VIRTIO_VSOCKETS VIRTIO_VSOCKETS_COMMON VIRT_WIFI VLAN_8021Q VLAN_8021Q_GVRP VLAN_8021Q_MVRP VMWARE_VMCI VMXNET3 VP_VDPA VSOCKETS VSOCKETS_DIAG VSOCKETS_LOOPBACK VSOCKMON VT_HW_CONSOLE_BINDING VXFS_FS VXLAN WAN WANT_DEV_COREDUMP WEXT_CORE WEXT_PROC WIREGUARD WIRELESS WLAN WLAN_VENDOR_ADMTEK WLAN_VENDOR_PURELIFI WLAN_VENDOR_SILABS X86_SGX X86_SGX_KVM X86_USER_SHADOW_STACK XDP_SOCKETS XDP_SOCKETS_DIAG XFRM_ESPINTCP XFRM_INTERFACE XFRM_IPCOMP XFRM_MIGRATE XFRM_OFFLOAD XFRM_STATISTICS XFRM_SUB_POLICY XFRM_USER_COMPAT XFS_FS XFS_POSIX_ACL XFS_QUOTA XFS_RT XILLYBUS_CLASS XILLYUSB XOR_BLOCKS YENTA YENTA_ENE_TUNE YENTA_O2 YENTA_RICOH YENTA_TI YENTA_TOSHIBA ZEROPLUS_FF ZLIB_DEFLATE ZONEFS_FS ZONE_DEVICE ZPOOL ZRAM ZRAM_BACKEND_FORCE_LZO ZRAM_BACKEND_LZO ZRAM_DEF_COMP_LZO ZSMALLOC ZSTD_COMPRESS ZSWAP ZSWAP_COMPRESSOR_DEFAULT_842 ZSWAP_DEFAULT_ON ZSWAP_SHRINKER_DEFAULT_ON ZSWAP_ZPOOL_DEFAULT_ZSMALLOC] disabling configs for [locking atomic_sleep hang memleak ubsan bug_or_warning], they are not needed picked [v6.17 v6.16 v6.15 v6.13 v6.11 v6.9 v6.7 v6.5 v6.2 v5.19 v5.16 v5.13 v5.10 v5.7 v5.4 v5.1 v4.19] out of 40 release tags testing release v6.17 testing commit e5f0a698b34ed76002dc5cff3804a61c80233a7a gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 6742407280fb2602d4fdef13908745610d34ae41134b81151ea77ccf95835711 all runs: OK false negative chance: 0.000 # git bisect start 7f7072574127c9e971cad83a0274e86f6275c0d5 e5f0a698b34ed76002dc5cff3804a61c80233a7a Bisecting: 2106 revisions left to test after this (roughly 11 steps) [ad6657804c10f794228461683b6cf1585a313ac9] Merge tag 'regulator-v6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator testing commit ad6657804c10f794228461683b6cf1585a313ac9 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 61d7cce472fa1a4c53d6f0d4bebb23d58de9fe3a82d61a8a4645ae3d7268ad94 run #0: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #1: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #2: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #3: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #4: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #5: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #6: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #7: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #8: crashed: invalid opcode in corrupted run #9: OK representative crash: KASAN: slab-use-after-free Write in gro_cells_receive, types: [KASAN-USE-AFTER-FREE-WRITE] # git bisect bad ad6657804c10f794228461683b6cf1585a313ac9 Bisecting: 1049 revisions left to test after this (roughly 10 steps) [6c7340a7a8d2b6ecad1ad108f6daa73ba1dc082f] Merge tag 'sched-core-2025-09-26' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip testing commit 6c7340a7a8d2b6ecad1ad108f6daa73ba1dc082f gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: a1c27b0d4256bfd3d3af73de5cbd0272e262d0e65177d311cc1a20873382933e all runs: OK false negative chance: 0.000 # git bisect good 6c7340a7a8d2b6ecad1ad108f6daa73ba1dc082f Bisecting: 420 revisions left to test after this (roughly 9 steps) [ae28ed4578e6d5a481e39c5a9827f27048661fdd] Merge tag 'bpf-next-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next testing commit ae28ed4578e6d5a481e39c5a9827f27048661fdd gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 49919f14da886cad1ecd6629fec9cb76ad889318cb6b40aefad069c586c73176 run #0: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #1: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #2: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #3: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #4: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #5: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #6: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #7: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #8: OK run #9: OK representative crash: KASAN: slab-use-after-free Write in gro_cells_receive, types: [KASAN-USE-AFTER-FREE-WRITE] # git bisect bad ae28ed4578e6d5a481e39c5a9827f27048661fdd Bisecting: 315 revisions left to test after this (roughly 8 steps) [c574fb2ed7c96f87fc0e5295e910e646a7ee4dfa] Merge tag 'locking-futex-2025-09-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip testing commit c574fb2ed7c96f87fc0e5295e910e646a7ee4dfa gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 660dd168f33e24e5e700ac6bcd1642e81cd11799b53992bbbde68b49d8eb088a run #0: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #1: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #2: crashed: invalid opcode in corrupted run #3: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #4: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #5: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #6: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #7: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #8: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #9: crashed: KASAN: slab-use-after-free Write in gro_cells_receive representative crash: KASAN: slab-use-after-free Write in gro_cells_receive, types: [KASAN-USE-AFTER-FREE-WRITE] # git bisect bad c574fb2ed7c96f87fc0e5295e910e646a7ee4dfa Bisecting: 166 revisions left to test after this (roughly 7 steps) [a65879b4584f98e6c1b80380f55ca8cfca82cb47] Merge tag 'x86_cpu_for_v6.18_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip testing commit a65879b4584f98e6c1b80380f55ca8cfca82cb47 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: bf29a8b8ce55adf6a7b1fedaa7422efd309fe4b420ba812f27f5bb8133943a08 all runs: OK false negative chance: 0.000 # git bisect good a65879b4584f98e6c1b80380f55ca8cfca82cb47 Bisecting: 78 revisions left to test after this (roughly 6 steps) [22bdd6e68bbe270a916233ec5f34a13ae5e80ed9] Merge tag 'x86_apic_for_v6.18_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip testing commit 22bdd6e68bbe270a916233ec5f34a13ae5e80ed9 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: e24810dca202899e570db0570a44326024ff53c1cd7b032c4fd562f2cd35c944 all runs: OK false negative chance: 0.000 # git bisect good 22bdd6e68bbe270a916233ec5f34a13ae5e80ed9 Bisecting: 27 revisions left to test after this (roughly 5 steps) [03a53e09cd723295ac1ddd16d9908d1680e7a1bf] Merge tag 'irq-drivers-2025-09-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip testing commit 03a53e09cd723295ac1ddd16d9908d1680e7a1bf gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 7eacbc0ddd57389d74ea257f57691f8a7214412f975ca4587b0e7459d4182cc9 run #0: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #1: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #2: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #3: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #4: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #5: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #6: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #7: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #8: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #9: OK representative crash: KASAN: slab-use-after-free Write in gro_cells_receive, types: [KASAN-USE-AFTER-FREE-WRITE] # git bisect bad 03a53e09cd723295ac1ddd16d9908d1680e7a1bf Bisecting: 25 revisions left to test after this (roughly 5 steps) [3b2074c77d25f453247163300d5638adfab4e4fa] Merge tag 'irq-core-2025-09-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip testing commit 3b2074c77d25f453247163300d5638adfab4e4fa gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: a7cbb27abff190fffdbb4643bd5ac442a4e0cc789aa330951a5fb74ca01c0313 run #0: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #1: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #2: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #3: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #4: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #5: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #6: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #7: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #8: crashed: KASAN: slab-use-after-free Write in gro_cells_receive run #9: OK representative crash: KASAN: slab-use-after-free Write in gro_cells_receive, types: [KASAN-USE-AFTER-FREE-WRITE] # git bisect bad 3b2074c77d25f453247163300d5638adfab4e4fa Bisecting: 12 revisions left to test after this (roughly 4 steps) [fd4e876f59b7e70283b4025c717cad8948397be1] softirq: Provide a handshake for canceling tasklets via polling testing commit fd4e876f59b7e70283b4025c717cad8948397be1 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 8372aa2402d9d3f9235d0840c08a046b139d395a393467fbede2e1552f2e5efa all runs: OK false negative chance: 0.000 # git bisect good fd4e876f59b7e70283b4025c717cad8948397be1 Bisecting: 6 revisions left to test after this (roughly 3 steps) [41e871f2b63edaf8da20907d512cd5d91ba51476] riscv: Use generic TIF bits testing commit 41e871f2b63edaf8da20907d512cd5d91ba51476 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 0204ec765db1416130ae805ca8daaa446a80014aeb183eafc7e338987441748f all runs: OK false negative chance: 0.000 # git bisect good 41e871f2b63edaf8da20907d512cd5d91ba51476 Bisecting: 4 revisions left to test after this (roughly 2 steps) [a001cd248ab244633c5fabe4f7c707e13fc1d1cc] rseq/selftests: Use weak symbol reference, not definition, to link with glibc testing commit a001cd248ab244633c5fabe4f7c707e13fc1d1cc gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 5c5ac214f5f52072ae6fe85744c9afe1a6d5203b4c632ce32d51f07732a535b4 all runs: OK false negative chance: 0.000 # git bisect good a001cd248ab244633c5fabe4f7c707e13fc1d1cc Bisecting: 2 revisions left to test after this (roughly 1 step) [7601d18be06943d5ac2b1802899ff6c303544936] Merge tag 'core-core-2025-09-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip testing commit 7601d18be06943d5ac2b1802899ff6c303544936 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 889aaf8d5bf99329974bd1775c26c84b965858bea10bdabfdca1fb7019b597dc all runs: OK false negative chance: 0.000 # git bisect good 7601d18be06943d5ac2b1802899ff6c303544936 Bisecting: 1 revision left to test after this (roughly 1 step) [3253cb49cbad4772389d6ef55be75db1f97da910] softirq: Allow to drop the softirq-BKL lock on PREEMPT_RT testing commit 3253cb49cbad4772389d6ef55be75db1f97da910 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: fdbde606290c62cecf169dc0e836c0524025edac2a455245b546ce0934689262 all runs: crashed: KASAN: slab-use-after-free Write in gro_cells_receive representative crash: KASAN: slab-use-after-free Write in gro_cells_receive, types: [KASAN-USE-AFTER-FREE-WRITE] # git bisect bad 3253cb49cbad4772389d6ef55be75db1f97da910 3253cb49cbad4772389d6ef55be75db1f97da910 is the first bad commit commit 3253cb49cbad4772389d6ef55be75db1f97da910 Author: Sebastian Andrzej Siewior Date: Thu Sep 4 16:25:25 2025 +0200 softirq: Allow to drop the softirq-BKL lock on PREEMPT_RT softirqs are preemptible on PREEMPT_RT. There is synchronisation between individual sections which disable bottom halves. This in turn means that a forced threaded interrupt cannot preempt another forced threaded interrupt. Instead it will PI-boost the other handler and wait for its completion. This is required because code within a softirq section is assumed to be non-preemptible and may expect exclusive access to per-CPU resources such as variables or pinned timers. Code with such expectation has been identified and updated to use local_lock_nested_bh() for locking of the per-CPU resource. This means the softirq lock can be removed. Disable the softirq synchronization, but add a new config switch CONFIG_PREEMPT_RT_NEEDS_BH_LOCK which allows to re-enable the synchronized behavior in case that there are issues, which haven't been detected yet. The softirq_ctrl.cnt accounting remains to let the NOHZ code know if softirqs are currently handled. Signed-off-by: Sebastian Andrzej Siewior Signed-off-by: Thomas Gleixner kernel/Kconfig.preempt | 13 ++++++++ kernel/softirq.c | 83 ++++++++++++++++++++++++++++++++++++++------------ 2 files changed, 76 insertions(+), 20 deletions(-) accumulated error probability: 0.00 culprit signature: fdbde606290c62cecf169dc0e836c0524025edac2a455245b546ce0934689262 parent signature: 8372aa2402d9d3f9235d0840c08a046b139d395a393467fbede2e1552f2e5efa revisions tested: 21, total time: 11h19m10.19544847s (build: 7h12m32.461061141s, test: 3h31m5.609342843s) first bad commit: 3253cb49cbad4772389d6ef55be75db1f97da910 softirq: Allow to drop the softirq-BKL lock on PREEMPT_RT recipients (to): ["bigeasy@linutronix.de" "linux-kernel@vger.kernel.org" "tglx@linutronix.de"] recipients (cc): ["bigeasy@linutronix.de" "boqun.feng@gmail.com" "clrkwllms@kernel.org" "kprateek.nayak@amd.com" "linux-rt-devel@lists.linux.dev" "neil@brown.name" "peterz@infradead.org" "rostedt@goodmis.org" "ryotkkr98@gmail.com" "tglx@linutronix.de"] crash: KASAN: slab-use-after-free Write in gro_cells_receive ================================================================== BUG: KASAN: slab-use-after-free in __skb_insert include/linux/skbuff.h:2284 [inline] BUG: KASAN: slab-use-after-free in __skb_queue_before include/linux/skbuff.h:2390 [inline] BUG: KASAN: slab-use-after-free in __skb_queue_tail include/linux/skbuff.h:2423 [inline] BUG: KASAN: slab-use-after-free in gro_cells_receive+0x2ef/0x440 net/core/gro_cells.c:38 Write of size 8 at addr ffff88804a97e780 by task syz.2.58/5174 CPU: 0 UID: 0 PID: 5174 Comm: syz.2.58 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: dump_stack_lvl+0xf4/0x170 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [inline] print_report+0xca/0x240 mm/kasan/report.c:482 kasan_report+0x118/0x150 mm/kasan/report.c:595 __skb_insert include/linux/skbuff.h:2284 [inline] __skb_queue_before include/linux/skbuff.h:2390 [inline] __skb_queue_tail include/linux/skbuff.h:2423 [inline] gro_cells_receive+0x2ef/0x440 net/core/gro_cells.c:38 ip6_tnl_rcv+0x4e/0xa0 net/ipv6/ip6_tunnel.c:903 ip6gre_rcv net/ipv6/ip6_gre.c:-1 [inline] gre_rcv+0xa96/0xfe0 net/ipv6/ip6_gre.c:588 ip6_protocol_deliver_rcu+0x9c2/0x10e0 net/ipv6/ip6_input.c:438 ip6_input_finish+0x159/0x340 net/ipv6/ip6_input.c:489 NF_HOOK include/linux/netfilter.h:318 [inline] ip6_input+0xf2/0x230 net/ipv6/ip6_input.c:500 dst_input include/net/dst.h:471 [inline] ip6_sublist_rcv_finish+0x167/0x220 net/ipv6/ip6_input.c:88 ip6_list_rcv_finish net/ipv6/ip6_input.c:145 [inline] ip6_sublist_rcv+0x827/0x960 net/ipv6/ip6_input.c:321 ipv6_list_rcv+0x378/0x3c0 net/ipv6/ip6_input.c:355 __netif_receive_skb_list_ptype net/core/dev.c:6022 [inline] __netif_receive_skb_list_core+0x5ca/0x7b0 net/core/dev.c:6069 __netif_receive_skb_list net/core/dev.c:6121 [inline] netif_receive_skb_list_internal+0x832/0xab0 net/core/dev.c:6212 netif_receive_skb_list+0x42/0x240 net/core/dev.c:6264 xdp_recv_frames net/bpf/test_run.c:280 [inline] xdp_test_run_batch net/bpf/test_run.c:361 [inline] bpf_test_run_xdp_live+0x14e7/0x1840 net/bpf/test_run.c:390 bpf_prog_test_run_xdp+0x57f/0xd50 net/bpf/test_run.c:1322 bpf_prog_test_run+0x1ca/0x2c0 kernel/bpf/syscall.c:4590 __sys_bpf+0x49c/0x6c0 kernel/bpf/syscall.c:6047 __do_sys_bpf kernel/bpf/syscall.c:6139 [inline] __se_sys_bpf kernel/bpf/syscall.c:6137 [inline] __x64_sys_bpf+0x77/0x90 kernel/bpf/syscall.c:6137 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x8f/0x250 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f9208e2eec9 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:00007f9208c97038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f9209085fa0 RCX: 00007f9208e2eec9 RDX: 0000000000000048 RSI: 0000200000000600 RDI: 000000000000000a RBP: 00007f9208eb1f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f9209086038 R14: 00007f9209085fa0 R15: 00007ffedc1feb18 Allocated by task 5174: kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:68 unpoison_slab_object mm/kasan/common.c:330 [inline] __kasan_slab_alloc+0x6c/0x80 mm/kasan/common.c:356 kasan_slab_alloc include/linux/kasan.h:250 [inline] slab_post_alloc_hook mm/slub.c:4180 [inline] kmem_cache_alloc_bulk_noprof+0x2f4/0x580 mm/slub.c:5411 xdp_recv_frames net/bpf/test_run.c:260 [inline] xdp_test_run_batch net/bpf/test_run.c:361 [inline] bpf_test_run_xdp_live+0x1392/0x1840 net/bpf/test_run.c:390 bpf_prog_test_run_xdp+0x57f/0xd50 net/bpf/test_run.c:1322 bpf_prog_test_run+0x1ca/0x2c0 kernel/bpf/syscall.c:4590 __sys_bpf+0x49c/0x6c0 kernel/bpf/syscall.c:6047 __do_sys_bpf kernel/bpf/syscall.c:6139 [inline] __se_sys_bpf kernel/bpf/syscall.c:6137 [inline] __x64_sys_bpf+0x77/0x90 kernel/bpf/syscall.c:6137 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x8f/0x250 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Freed by task 21: kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:68 kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:576 poison_slab_object mm/kasan/common.c:243 [inline] __kasan_slab_free+0x5b/0x80 mm/kasan/common.c:275 kasan_slab_free include/linux/kasan.h:233 [inline] slab_free_hook mm/slub.c:2417 [inline] slab_free mm/slub.c:4680 [inline] kmem_cache_free+0x171/0x500 mm/slub.c:4782 kfree_skb_reason include/linux/skbuff.h:1275 [inline] __netif_receive_skb_core+0x2d95/0x3100 net/core/dev.c:5953 __netif_receive_skb_list_core+0x271/0x7b0 net/core/dev.c:6054 __netif_receive_skb_list net/core/dev.c:6121 [inline] netif_receive_skb_list_internal+0x832/0xab0 net/core/dev.c:6212 gro_normal_list include/net/gro.h:532 [inline] gro_flush_normal include/net/gro.h:540 [inline] napi_complete_done+0x220/0x610 net/core/dev.c:6581 gro_cell_poll+0x181/0x1a0 net/core/gro_cells.c:66 __napi_poll+0x95/0x3e0 net/core/dev.c:7489 napi_poll net/core/dev.c:7552 [inline] net_rx_action+0x633/0xc30 net/core/dev.c:7679 handle_softirqs+0x19c/0x4e0 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] __local_bh_enable_ip+0x15b/0x300 kernel/softirq.c:302 local_bh_enable include/linux/bottom_half.h:33 [inline] rcu_cpu_kthread+0xf7d/0x1800 kernel/rcu/tree.c:2950 smpboot_thread_fn+0x3f4/0x7d0 kernel/smpboot.c:160 kthread+0x598/0x690 kernel/kthread.c:463 ret_from_fork+0x139/0x2d0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 The buggy address belongs to the object at ffff88804a97e780 which belongs to the cache skbuff_head_cache of size 232 The buggy address is located 0 bytes inside of freed 232-byte region [ffff88804a97e780, ffff88804a97e868) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x4a97e flags: 0x80000000000000(node=0|zone=1) page_type: f5(slab) raw: 0080000000000000 ffff888014ea5a00 dead000000000122 0000000000000000 raw: 0000000000000000 00000000000c000c 00000000f5000000 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52820(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 5174, tgid 5173 (syz.2.58), ts 103929100295, free_ts 103767884261 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x168/0x1a0 mm/page_alloc.c:1851 prep_new_page mm/page_alloc.c:1859 [inline] get_page_from_freelist+0x27da/0x2870 mm/page_alloc.c:3858 __alloc_frozen_pages_noprof+0x26b/0x460 mm/page_alloc.c:5148 alloc_pages_mpol+0xcb/0x270 mm/mempolicy.c:2416 alloc_slab_page mm/slub.c:2487 [inline] allocate_slab+0x8a/0x320 mm/slub.c:2655 new_slab mm/slub.c:2709 [inline] ___slab_alloc+0x7e6/0xc10 mm/slub.c:3891 __kmem_cache_alloc_bulk mm/slub.c:5331 [inline] kmem_cache_alloc_bulk_noprof+0x141/0x580 mm/slub.c:5403 xdp_recv_frames net/bpf/test_run.c:260 [inline] xdp_test_run_batch net/bpf/test_run.c:361 [inline] bpf_test_run_xdp_live+0x1392/0x1840 net/bpf/test_run.c:390 bpf_prog_test_run_xdp+0x57f/0xd50 net/bpf/test_run.c:1322 bpf_prog_test_run+0x1ca/0x2c0 kernel/bpf/syscall.c:4590 __sys_bpf+0x49c/0x6c0 kernel/bpf/syscall.c:6047 __do_sys_bpf kernel/bpf/syscall.c:6139 [inline] __se_sys_bpf kernel/bpf/syscall.c:6137 [inline] __x64_sys_bpf+0x77/0x90 kernel/bpf/syscall.c:6137 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x8f/0x250 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f page last free pid 5168 tgid 5167 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1395 [inline] __free_frozen_pages+0xbf4/0xd80 mm/page_alloc.c:2895 __folio_put+0x1eb/0x270 mm/swap.c:112 page_pool_empty_alloc_cache_once net/core/page_pool.c:1112 [inline] page_pool_scrub net/core/page_pool.c:1121 [inline] page_pool_release+0x150/0xcd0 net/core/page_pool.c:1153 page_pool_destroy+0x241/0x440 net/core/page_pool.c:1233 xdp_test_run_teardown net/bpf/test_run.c:218 [inline] bpf_test_run_xdp_live+0x1785/0x1840 net/bpf/test_run.c:396 bpf_prog_test_run_xdp+0x57f/0xd50 net/bpf/test_run.c:1322 bpf_prog_test_run+0x1ca/0x2c0 kernel/bpf/syscall.c:4590 __sys_bpf+0x49c/0x6c0 kernel/bpf/syscall.c:6047 __do_sys_bpf kernel/bpf/syscall.c:6139 [inline] __se_sys_bpf kernel/bpf/syscall.c:6137 [inline] __x64_sys_bpf+0x77/0x90 kernel/bpf/syscall.c:6137 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x8f/0x250 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Memory state around the buggy address: ffff88804a97e680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88804a97e700: fb fb fb fb fb fc fc fc fc fc fc fc fc fc fc fc >ffff88804a97e780: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88804a97e800: fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc ffff88804a97e880: fc fc fc fc fc fc fc fc 00 00 00 00 00 00 00 00 ==================================================================