ci starts bisection 2023-08-10 16:18:39.436588749 +0000 UTC m=+29346.431297553 bisecting cause commit starting from 048c796beb6eb4fa3a5a647ee1c81f5c6f0f6a2a building syzkaller on 4df3089c378ffe870e094cb3088bcad17d16d02d ensuring issue is reproducible on original commit 048c796beb6eb4fa3a5a647ee1c81f5c6f0f6a2a testing commit 048c796beb6eb4fa3a5a647ee1c81f5c6f0f6a2a gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7bba0f03ee729db8648f205d574794c57c1f31b5cedc3d71bb16a0bfa62ebd25 all runs: crashed: WARNING in ip6_tnl_exit_batch_net representative crash: WARNING in ip6_tnl_exit_batch_net, types: [WARNING] check whether we can drop unnecessary instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing commit 048c796beb6eb4fa3a5a647ee1c81f5c6f0f6a2a gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8f7f227d64171aa4adfe08991c1274b5181017557b3aa96bd850c7157646701d all runs: crashed: WARNING in ip6_tnl_exit_batch_net representative crash: WARNING in ip6_tnl_exit_batch_net, types: [WARNING] the bug reproduces without the instrumentation disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed kconfig minimization: base=3883 full=7651 leaves diff=1997 split chunks (needed=false): <1997> split chunk #0 of len 1997 into 5 parts testing without sub-chunk 1/5 disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 048c796beb6eb4fa3a5a647ee1c81f5c6f0f6a2a gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e32e549e56ea406ed53697ebf65df699c381c64f569e36805a21145351bc0bad all runs: crashed: WARNING in ip6_tnl_exit_batch_net representative crash: WARNING in ip6_tnl_exit_batch_net, types: [WARNING] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing commit 048c796beb6eb4fa3a5a647ee1c81f5c6f0f6a2a gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: bbc42cb9045e6deb26d60a396603aaee75ac3a8ec0568f1d2e827c5d3b5cac88 all runs: crashed: WARNING in __tun_detach representative crash: WARNING in __tun_detach, types: [WARNING] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 048c796beb6eb4fa3a5a647ee1c81f5c6f0f6a2a gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9363658c1572e842d0d8e735ced9b8c4beee533d93c60744335acda6ac8f9de5 all runs: OK false negative chance: 0.000 testing without sub-chunk 4/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing commit 048c796beb6eb4fa3a5a647ee1c81f5c6f0f6a2a gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e70e72057b0ac9a99e4568622f4cae7798f098e9c413308b3507f2d777873a27 all runs: crashed: WARNING in __tun_detach representative crash: WARNING in __tun_detach, types: [WARNING] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed testing commit 048c796beb6eb4fa3a5a647ee1c81f5c6f0f6a2a gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 43ca22e5a4fcfdf99068cb7f3a0376a2fa19ea0af47d93cb99af557e4bc3be19 all runs: OK false negative chance: 0.000 minimized to 797 configs; suspects: [ARCH_ENABLE_MEMORY_HOTREMOVE ATM AX25 BCMA BLK_DEV_ZONED BPF_SYSCALL BRIDGE BRIDGE_NETFILTER CAN CARDBUS CFG80211 CFG80211_WEXT CHECKPOINT_RESTORE CMA COMMON_CLK CONTIG_ALLOC CRYPTO_842 CRYPTO_LZ4 CRYPTO_LZ4HC CRYPTO_LZO CRYPTO_ZSTD DVB_CORE EXTCON FB FSCACHE GPIOLIB HAMRADIO HID_ZEROPLUS HSR I2C_MUX IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_USER_ACCESS INPUT_JOYSTICK INPUT_MOUSE IOMMUFD IP6_NF_RAW IPV6_MULTIPLE_TABLES IP_NF_RAW IP_SET IP_VS IP_VS_PE_SIP IP_VS_PROTO_AH IP_VS_PROTO_AH_ESP IP_VS_PROTO_ESP IP_VS_PROTO_SCTP 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_REMAP IR_IGORPLUGUSB IR_IGUANA IR_IMON IR_MCEUSB IR_REDRAT3 IR_STREAMZAP IR_TTUSBIR ISDN ISDN_CAPI_MIDDLEWARE JFFS2_CMODE_PRIORITY JFFS2_COMPRESSION_OPTIONS JFFS2_FS JFFS2_FS_POSIX_ACL JFFS2_FS_SECURITY JFFS2_FS_WRITEBUFFER JFFS2_FS_XATTR JFFS2_LZO JFFS2_RTIME JFFS2_RUBIN JFFS2_SUMMARY JFFS2_ZLIB JFS_DEBUG JFS_FS JFS_POSIX_ACL JFS_SECURITY JOYSTICK_IFORCE JOYSTICK_IFORCE_USB JOYSTICK_XPAD JOYSTICK_XPAD_FF JOYSTICK_XPAD_LEDS KARMA_PARTITION KCOV KCOV_ENABLE_COMPARISONS KCOV_INSTRUMENT_ALL KEYS_REQUEST_CACHE KEY_DH_OPERATIONS KEY_NOTIFICATIONS KSM KVM KVM_AMD KVM_ASYNC_PF KVM_COMPAT KVM_GENERIC_DIRTYLOG_READ_PROTECT KVM_GENERIC_HARDWARE_ENABLING KVM_INTEL KVM_MMIO KVM_VFIO KVM_XEN KVM_XFER_TO_GUEST_WORK L2TP L2TP_ETH L2TP_IP L2TP_V3 LAPB LAPBETHER LDM_PARTITION LEDS_TRIGGER_AUDIO LEGACY_PTYS LIBCRC32C LIBNVDIMM LINEAR_RANGES LLC LLC2 LOGIG940_FF LOGIRUMBLEPAD2_FF LOGO LOGO_LINUX_MONO LOGO_LINUX_VGA16 LPC_ICH LRU_GEN LRU_GEN_ENABLED LWTUNNEL LWTUNNEL_BPF LZ4HC_COMPRESS LZ4_COMPRESS MAC80211 MAC80211_DEBUGFS MAC80211_HAS_RC MAC80211_HWSIM MAC80211_MESH MAC80211_RC_DEFAULT_MINSTREL MAC80211_RC_MINSTREL MACSEC MACVLAN MACVTAP MAC_PARTITION MAPPING_DIRTY_HELPERS MD_LINEAR MD_MULTIPATH MD_RAID0 MD_RAID1 MD_RAID10 MD_RAID456 MEDIA_ANALOG_TV_SUPPORT MEDIA_ATTACH MEDIA_CAMERA_SUPPORT MEDIA_CEC_SUPPORT MEDIA_CONTROLLER MEDIA_CONTROLLER_DVB MEDIA_CONTROLLER_REQUEST_API MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_SUPPORT_FILTER MEDIA_TEST_SUPPORT MEDIA_TUNER MEDIA_TUNER_MSI001 MEDIA_USB_SUPPORT MEMORY_BALLOON MEMORY_HOTPLUG MEMORY_HOTPLUG_DEFAULT_ONLINE MEMORY_HOTREMOVE MEMORY_ISOLATION MEMREGION MEMSTICK MEMSTICK_REALTEK_USB MEM_SOFT_DIRTY MFD_CORE MFD_SYSCON MFD_VIPERBOARD MHI_BUS MHI_WWAN_CTRL MHP_MEMMAP_ON_MEMORY MICROCHIP_PHY MINIX_FS MINIX_SUBPARTITION MISC_RTSX MISC_RTSX_USB MISDN MISDN_DSP MISDN_HFCUSB MISDN_L1OIP MKISS MLX4_CORE MLX4_INFINIBAND MMC MMC_REALTEK_USB MMC_USHC MMC_VUB300 MMU_NOTIFIER MODULE_SRCVERSION_ALL MODVERSIONS MOST MOUSE_APPLETOUCH MOUSE_BCM5974 MOUSE_PS2 MOUSE_PS2_ALPS MOUSE_PS2_BYD MOUSE_PS2_CYPRESS MOUSE_PS2_FOCALTECH MOUSE_PS2_LIFEBOOK MOUSE_PS2_LOGIPS2PP MOUSE_PS2_SMBUS MOUSE_PS2_SYNAPTICS MOUSE_PS2_SYNAPTICS_SMBUS MOUSE_PS2_TRACKPOINT MOUSE_SYNAPTICS_USB MPLS MPLS_IPTUNNEL MPLS_ROUTING MPTCP MPTCP_IPV6 MRP MTD MTD_BLKDEVS MTD_BLOCK MTD_BLOCK2MTD MTD_CFI_I1 MTD_CFI_I2 MTD_MAP_BANK_WIDTH_1 MTD_MAP_BANK_WIDTH_2 MTD_MAP_BANK_WIDTH_4 MTD_MTDRAM MTD_PHRAM MTD_SLRAM MUSB_PIO_ONLY ND_BTT ND_CLAIM ND_PFN NETDEVSIM NETFILTER_ADVANCED NETFILTER_BPF_LINK NETFILTER_FAMILY_ARP NETFILTER_FAMILY_BRIDGE NETFILTER_NETLINK_ACCT NETFILTER_NETLINK_GLUE_CT NETFILTER_NETLINK_OSF NETFILTER_NETLINK_QUEUE NETFILTER_SYNPROXY NETFILTER_XTABLES_COMPAT NETFILTER_XT_CONNMARK NETFILTER_XT_MATCH_BPF NETFILTER_XT_MATCH_CGROUP NETFILTER_XT_MATCH_CLUSTER NETFILTER_XT_MATCH_COMMENT NETFILTER_XT_MATCH_CONNBYTES NETFILTER_XT_MATCH_CONNLABEL NETFILTER_XT_MATCH_CONNLIMIT NETFILTER_XT_MATCH_CONNMARK NETFILTER_XT_MATCH_CPU NETFILTER_XT_MATCH_DCCP NETFILTER_XT_MATCH_DEVGROUP NETFILTER_XT_MATCH_DSCP NETFILTER_XT_MATCH_ECN NETFILTER_XT_MATCH_ESP NETFILTER_XT_MATCH_HASHLIMIT NETFILTER_XT_MATCH_HELPER NETFILTER_XT_MATCH_HL NETFILTER_XT_MATCH_IPCOMP NETFILTER_XT_MATCH_IPRANGE NETFILTER_XT_MATCH_IPVS NETFILTER_XT_MATCH_L2TP NETFILTER_XT_MATCH_LENGTH NETFILTER_XT_MATCH_LIMIT NETFILTER_XT_MATCH_MAC NETFILTER_XT_MATCH_MARK NETFILTER_XT_MATCH_MULTIPORT NETFILTER_XT_MATCH_NFACCT NETFILTER_XT_MATCH_OSF NETFILTER_XT_MATCH_OWNER NETFILTER_XT_MATCH_PHYSDEV NETFILTER_XT_MATCH_PKTTYPE NETFILTER_XT_MATCH_QUOTA NETFILTER_XT_MATCH_RATEEST NETFILTER_XT_MATCH_REALM NETFILTER_XT_MATCH_RECENT NETFILTER_XT_MATCH_SCTP NETFILTER_XT_MATCH_SOCKET NETFILTER_XT_MATCH_STATISTIC NETFILTER_XT_MATCH_STRING NETFILTER_XT_MATCH_TCPMSS NETFILTER_XT_MATCH_TIME NETFILTER_XT_MATCH_U32 NETFILTER_XT_SET NETFILTER_XT_TARGET_AUDIT NETFILTER_XT_TARGET_CHECKSUM NETFILTER_XT_TARGET_CLASSIFY NETFILTER_XT_TARGET_CONNMARK NETFILTER_XT_TARGET_CT NETFILTER_XT_TARGET_DSCP NETFILTER_XT_TARGET_HL NETFILTER_XT_TARGET_HMARK NETFILTER_XT_TARGET_IDLETIMER NETFILTER_XT_TARGET_LED NETFILTER_XT_TARGET_MARK NETFILTER_XT_TARGET_NETMAP NETFILTER_XT_TARGET_NFQUEUE NETFILTER_XT_TARGET_NOTRACK NETFILTER_XT_TARGET_RATEEST NETFILTER_XT_TARGET_REDIRECT NETFILTER_XT_TARGET_TCPOPTSTRIP NETFILTER_XT_TARGET_TEE NETFILTER_XT_TARGET_TPROXY NETFILTER_XT_TARGET_TRACE NETLABEL NETLINK_DIAG NETROM NET_9P_RDMA NET_ACT_BPF NET_ACT_CONNMARK NET_ACT_CSUM NET_ACT_CT NET_ACT_CTINFO NET_ACT_GATE NET_ACT_IFE NET_ACT_IPT NET_ACT_MPLS NET_ACT_NAT NET_ACT_PEDIT NET_ACT_POLICE NET_ACT_SAMPLE NET_ACT_SIMP NET_ACT_SKBEDIT NET_ACT_SKBMOD NET_ACT_TUNNEL_KEY NET_ACT_VLAN NET_CLS_BASIC NET_CLS_BPF NET_CLS_FLOW NET_CLS_FLOWER NET_CLS_FW NET_CLS_MATCHALL NET_CLS_ROUTE4 NET_DEVLINK NET_DROP_MONITOR NET_DSA NET_DSA_TAG_BRCM NET_DSA_TAG_BRCM_COMMON NET_DSA_TAG_BRCM_PREPEND NET_DSA_TAG_MTK NET_DSA_TAG_QCA NET_DSA_TAG_RTL4_A NET_EMATCH_CANID NET_EMATCH_CMP NET_EMATCH_IPSET NET_EMATCH_IPT NET_EMATCH_META NET_EMATCH_NBYTE NET_EMATCH_TEXT NET_EMATCH_U32 NET_FC NET_FOU NET_FOU_IP_TUNNELS NET_IFE NET_IFE_SKBMARK NET_IFE_SKBPRIO NET_IFE_SKBTCINDEX NET_IPGRE NET_IPGRE_BROADCAST NET_IPGRE_DEMUX NET_IPIP NET_IPVTI NET_KEY NET_KEY_MIGRATE NET_L3_MASTER_DEV NET_MPLS_GSO NET_NCSI NET_NSH NET_REDIRECT NET_SCH_CAKE NET_SCH_CBS NET_SCH_CHOKE NET_SCH_CODEL NET_SCH_DRR NET_SCH_ETF NET_SCH_ETS NET_SCH_FQ NET_SCH_FQ_CODEL NET_SCH_FQ_PIE NET_SCH_GRED NET_SCH_HFSC NET_SCH_HHF NET_SCH_HTB NET_SCH_INGRESS NET_SCH_MQPRIO NET_SCH_MQPRIO_LIB NET_SCH_MULTIQ NET_SCH_NETEM NET_SCH_PIE NET_SCH_PLUG NET_SCH_PRIO NET_SCH_QFQ NET_SCH_RED NET_SCH_SFB NET_SCH_SFQ NET_SCH_SKBPRIO NET_SCH_TAPRIO NET_SCH_TBF NET_SCH_TEQL NET_SOCK_MSG NET_SWITCHDEV NET_TC_SKB_EXT NET_TEAM NET_TEAM_MODE_ACTIVEBACKUP NET_TEAM_MODE_BROADCAST NET_TEAM_MODE_LOADBALANCE NET_TEAM_MODE_RANDOM NET_TEAM_MODE_ROUNDROBIN NET_UDP_TUNNEL NET_VRF NFC NFC_DIGITAL NFC_FDP NFC_HCI NFC_MRVL NFC_MRVL_USB NFC_NCI NFC_NCI_UART NFC_PN533 NFC_PN533_USB NFC_PORT100 NFC_SHDLC NFC_SIM NFC_VIRTUAL_NCI NFSD NFSD_BLOCKLAYOUT NFSD_FLEXFILELAYOUT NFSD_PNFS NFSD_SCSILAYOUT NFSD_V3_ACL NFSD_V4 NFSD_V4_2_INTER_SSC NFSD_V4_SECURITY_LABEL NFS_FSCACHE NFS_V4_1 NFS_V4_2 NFS_V4_2_READ_PLUS NFS_V4_2_SSC_HELPER NFS_V4_SECURITY_LABEL NFT_BRIDGE_META NFT_BRIDGE_REJECT NFT_COMPAT NFT_CONNLIMIT NFT_CT NFT_DUP_IPV4 NFT_DUP_IPV6 NFT_DUP_NETDEV NFT_FIB NFT_FIB_INET NFT_FIB_IPV4 NFT_FIB_IPV6 NFT_FIB_NETDEV NFT_FLOW_OFFLOAD NFT_HASH NFT_LIMIT NFT_LOG NFT_MASQ NFT_NAT NFT_NUMGEN NFT_OSF NFT_QUEUE NFT_QUOTA NFT_REDIR NFT_REJECT NFT_REJECT_INET NFT_REJECT_IPV4 NFT_REJECT_IPV6 NFT_REJECT_NETDEV NFT_SOCKET NFT_SYNPROXY NFT_TPROXY NFT_TUNNEL NFT_XFRM NF_CONNTRACK_AMANDA NF_CONNTRACK_BRIDGE NF_CONNTRACK_BROADCAST NF_CONNTRACK_EVENTS NF_CONNTRACK_H323 NF_CONNTRACK_LABELS NF_CONNTRACK_MARK NF_CONNTRACK_NETBIOS_NS NF_CONNTRACK_OVS NF_CONNTRACK_PPTP NF_CONNTRACK_SANE NF_CONNTRACK_SNMP NF_CONNTRACK_TFTP NF_CONNTRACK_TIMEOUT NF_CONNTRACK_TIMESTAMP NF_CONNTRACK_ZONES NF_CT_NETLINK_HELPER NF_CT_NETLINK_TIMEOUT NF_CT_PROTO_DCCP NF_CT_PROTO_GRE NF_CT_PROTO_SCTP NF_CT_PROTO_UDPLITE NF_DUP_IPV4 NF_DUP_IPV6 NF_DUP_NETDEV NF_FLOW_TABLE NF_FLOW_TABLE_INET NF_NAT_AMANDA NF_NAT_H323 NF_NAT_OVS NF_NAT_PPTP NF_NAT_REDIRECT NF_NAT_SNMP_BASIC NF_NAT_TFTP NF_SOCKET_IPV4 NF_TABLES NF_TABLES_BRIDGE NF_TABLES_INET NF_TABLES_IPV4 NF_TABLES_IPV6 NF_TABLES_NETDEV PARPORT PARTITION_ADVANCED PCCARD PCMCIA PHONET PSAMPLE RADIO_ADAPTERS RADIO_SI470X RADIO_SI4713 RC_CORE RC_DEVICES RFKILL SND SOUND SPI SSB TAP TARGET_CORE TUN USB_AMD5536UDC USB_ATM USB_CONFIGFS USB_CONFIGFS_F_MIDI 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 USB_CXACRU USB_CYPRESS_CY7C63 USB_CYTHERM USB_DSBR USB_DUMMY_HCD USB_DWC2 USB_DWC2_HOST USB_DWC2_PCI USB_DWC3 USB_DWC3_GADGET USB_DWC3_OF_SIMPLE USB_DWC3_PCI USB_DWC3_ULPI USB_DYNAMIC_MINORS USB_EG20T USB_EHCI_HCD_PLATFORM USB_EHCI_ROOT_HUB_TT USB_EHSET_TEST_FIXTURE USB_EMI26 USB_EMI62 USB_EPSON2888 USB_EZUSB_FX2 USB_FEW_INIT_RETRIES USB_F_ACM USB_F_ECM USB_F_EEM USB_F_FS USB_F_HID USB_F_MASS_STORAGE USB_F_MIDI USB_F_NCM USB_F_OBEX USB_F_PHONET USB_F_PRINTER USB_F_RNDIS USB_F_SERIAL USB_F_SS_LB USB_F_SUBSET USB_F_TCM USB_F_UAC1 USB_F_UAC1_LEGACY USB_F_UAC2 USB_F_UVC USB_GADGET USB_GADGETFS USB_GADGET_DEBUG_FILES USB_GADGET_DEBUG_FS USB_GL860 USB_GOKU USB_GPIO_VBUS USB_GR_UDC USB_GSPCA USB_GSPCA_BENQ USB_GSPCA_CONEX USB_GSPCA_CPIA1 USB_GSPCA_DTCS033 USB_GSPCA_ETOMS USB_GSPCA_FINEPIX USB_GSPCA_JEILINJ USB_GSPCA_JL2005BCD USB_GSPCA_KINECT USB_GSPCA_KONICA USB_GSPCA_MARS USB_GSPCA_MR97310A USB_GSPCA_NW80X USB_GSPCA_OV519 USB_GSPCA_OV534 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_LIBCOMPOSITE USB_LINK_LAYER_TEST USB_M5602 USB_MA901 USB_MAX3421_HCD USB_MDC800 USB_MICROTEK USB_MR800 USB_MSI2500 USB_MUSB_DUAL_ROLE USB_MUSB_HDRC USB_MV_U3D USB_MV_UDC USB_NET2272 USB_NET2272_DMA USB_NET2280 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_RNDIS_WLAN 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_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_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_PLATFORM USB_XUSBATM USB_YUREX USERFAULTFD USERIO USERMODE_DRIVER USER_RETURN_NOTIFIER UVC_COMMON U_SERIAL_CONSOLE V4L2_MEM2MEM_DEV V4L_TEST_DRIVERS VALIDATE_FS_PARSER VDPA VDPA_SIM VDPA_SIM_BLOCK VDPA_SIM_NET VDPA_USER VETH VFIO VFIO_PCI VFIO_PCI_CORE VFIO_PCI_INTX VFIO_PCI_MMAP VFIO_VIRQFD VGASTATE VHOST VHOST_CROSS_ENDIAN_LEGACY VHOST_IOTLB VHOST_NET VHOST_RING VHOST_TASK VHOST_VDPA VHOST_VSOCK 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_CMDLINE 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_NOMODESET 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_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 VMAP_PFN VMWARE_VMCI VMXNET3 VP_VDPA VSOCKETS VSOCKETS_DIAG VSOCKETS_LOOPBACK VSOCKMON VT_HW_CONSOLE_BINDING VXFS_FS WAN WANT_DEV_COREDUMP WATCH_QUEUE WEXT_CORE WEXT_PRIV WEXT_PROC WIREGUARD WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ADMTEK WLAN_VENDOR_PURELIFI WLAN_VENDOR_SILABS WWAN X25 X86_SGX X86_SGX_KVM X86_X2APIC X86_X32_ABI XARRAY_MULTI 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 XOR_BLOCKS YENTA YENTA_ENE_TUNE YENTA_O2 YENTA_RICOH YENTA_TI YENTA_TOSHIBA ZBUD ZEROPLUS_FF ZLIB_DEFLATE ZONEFS_FS ZPOOL ZRAM ZRAM_DEF_COMP_LZORLE ZSMALLOC ZSTD_COMPRESS ZSWAP ZSWAP_COMPRESSOR_DEFAULT_LZO ZSWAP_DEFAULT_ON ZSWAP_ZPOOL_DEFAULT_ZBUD] disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed testing release v6.4 testing commit 6995e2de6891c724bfeb2db33d7b87775f913ad1 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5f49056a13f345d3dd02640b5d7aa029d591e1896e50c6a89be5082c98ee32af all runs: OK false negative chance: 0.000 # git bisect start 048c796beb6eb4fa3a5a647ee1c81f5c6f0f6a2a 6995e2de6891c724bfeb2db33d7b87775f913ad1 Bisecting: 6748 revisions left to test after this (roughly 13 steps) [1b722407a13b7f8658d2e26917791f32805980a2] Merge tag 'drm-next-2023-06-29' of git://anongit.freedesktop.org/drm/drm testing commit 1b722407a13b7f8658d2e26917791f32805980a2 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: aacf55b8356a68017562d1d6c266c7c46418932bb37db6afdb4b642dcad6e7de all runs: OK false negative chance: 0.000 # git bisect good 1b722407a13b7f8658d2e26917791f32805980a2 Bisecting: 3491 revisions left to test after this (roughly 12 steps) [0a8d6c9c7128a93689fba384cdd7f72b0ce19abd] Merge tag 'backlight-next-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight testing commit 0a8d6c9c7128a93689fba384cdd7f72b0ce19abd gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: bf0c5b2a8db7ddb101d4d2301f4d2a1fc548749e62d0b951e91f1bcf1644273f all runs: OK false negative chance: 0.000 # git bisect good 0a8d6c9c7128a93689fba384cdd7f72b0ce19abd Bisecting: 1745 revisions left to test after this (roughly 11 steps) [c17414a273b81fe4e34e11d69fc30cc8b1431614] Merge tag 'sh-for-v6.5-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/glaubitz/sh-linux testing commit c17414a273b81fe4e34e11d69fc30cc8b1431614 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9da3d6b2dc0b65ea21985c38601c99b3d24c7f557cce8ff288ad67d1e2edd435 all runs: OK false negative chance: 0.000 # git bisect good c17414a273b81fe4e34e11d69fc30cc8b1431614 Bisecting: 835 revisions left to test after this (roughly 10 steps) [57f1f9dd3abea322173ea75a15887ccf14bbbe51] Merge tag 'net-6.5-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net testing commit 57f1f9dd3abea322173ea75a15887ccf14bbbe51 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 70afa0dcc2181383297798752128aa15dc911cce5efbd41afed5b9656bd4d346 all runs: OK false negative chance: 0.000 # git bisect good 57f1f9dd3abea322173ea75a15887ccf14bbbe51 Bisecting: 416 revisions left to test after this (roughly 9 steps) [81eef8909d171bdca6af37028a11a24e011ed312] Merge tag 'for-linus-6.5a-rc4-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip testing commit 81eef8909d171bdca6af37028a11a24e011ed312 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 38fa19ac855aec9cd7a5bdf02cce9fbba2a5161845151a8fcf927783f37f0112 all runs: OK false negative chance: 0.000 # git bisect good 81eef8909d171bdca6af37028a11a24e011ed312 Bisecting: 206 revisions left to test after this (roughly 8 steps) [ec351c8f2e6211054e51e661589cddd1fe856425] Merge tag 'soc-fixes-6.5-2' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc testing commit ec351c8f2e6211054e51e661589cddd1fe856425 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: df717ed778749eced5d48577185a7e87006f844ab47e20cd5aa62bc442153789 all runs: OK false negative chance: 0.000 # git bisect good ec351c8f2e6211054e51e661589cddd1fe856425 Bisecting: 106 revisions left to test after this (roughly 7 steps) [0d48a84b31f5beaded651a115f102c1d2e19a3a9] Merge tag 'wireless-2023-08-03' of git://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless testing commit 0d48a84b31f5beaded651a115f102c1d2e19a3a9 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d4e9eaa0c93f1955cbd32a7786f7f2a74be3bcdd3cb19df1dad19db8914a63db all runs: OK false negative chance: 0.000 # git bisect good 0d48a84b31f5beaded651a115f102c1d2e19a3a9 Bisecting: 53 revisions left to test after this (roughly 6 steps) [81f3768d91ac535528e9a7ad07cfefe5c705629f] Merge branch 'there-are-some-bugfix-for-the-hns3-ethernet-driver' testing commit 81f3768d91ac535528e9a7ad07cfefe5c705629f gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6cb4dde161a9cfc32b38bb96326efdb1a4916ac27c72bbfe71e759aff5f391a2 all runs: OK false negative chance: 0.000 # git bisect good 81f3768d91ac535528e9a7ad07cfefe5c705629f Bisecting: 26 revisions left to test after this (roughly 5 steps) [8a70ed9520c5fafaac91053cacdd44625c39e188] tcp: add missing family to tcp_set_ca_state() tracepoint testing commit 8a70ed9520c5fafaac91053cacdd44625c39e188 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7214099fe486b888e5d67ad6ec5ec93a2712f75fb738b54e9d81ffe637a786e0 all runs: crashed: WARNING in __tun_detach representative crash: WARNING in __tun_detach, types: [WARNING] # git bisect bad 8a70ed9520c5fafaac91053cacdd44625c39e188 Bisecting: 13 revisions left to test after this (roughly 4 steps) [06b412589eef780b792e73df131d35dc43cc4a49] igc: Add lock to safeguard global Qbv variables testing commit 06b412589eef780b792e73df131d35dc43cc4a49 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 47da7047029b42549dec04fd7f35ac9d587d822904861c5aded8593d1ceb699c all runs: OK false negative chance: 0.000 # git bisect good 06b412589eef780b792e73df131d35dc43cc4a49 Bisecting: 6 revisions left to test after this (roughly 3 steps) [30c3c4a4497c3765bf6b298f5072c8165aeaf7cc] net/smc: Use correct buffer sizes when switching between TCP and SMC testing commit 30c3c4a4497c3765bf6b298f5072c8165aeaf7cc gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dc3b175e6fe40335b5e3695138cf6d81ccf54156035c911d221494eac8089e9d all runs: OK false negative chance: 0.000 # git bisect good 30c3c4a4497c3765bf6b298f5072c8165aeaf7cc Bisecting: 3 revisions left to test after this (roughly 2 steps) [913f60cacda73ccac8eead94983e5884c03e04cd] nexthop: Fix infinite nexthop dump when using maximum nexthop ID testing commit 913f60cacda73ccac8eead94983e5884c03e04cd gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a33a59512c0f217db7862e3960c308b41c2d6fe4d20f5f1eab174eb5ceaf1661 all runs: crashed: WARNING in __tun_detach representative crash: WARNING in __tun_detach, types: [WARNING] # git bisect bad 913f60cacda73ccac8eead94983e5884c03e04cd Bisecting: 0 revisions left to test after this (roughly 1 step) [718cb09aaa6fa78cc8124e9517efbc6c92665384] vlan: Fix VLAN 0 memory leak testing commit 718cb09aaa6fa78cc8124e9517efbc6c92665384 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c82ffc9f25898453345c398b693383e619172ccca6940107f17ddc6f2376d185 all runs: crashed: WARNING in __tun_detach representative crash: WARNING in __tun_detach, types: [WARNING] # git bisect bad 718cb09aaa6fa78cc8124e9517efbc6c92665384 Bisecting: 0 revisions left to test after this (roughly 0 steps) [c992fde9f977da9beec584528f9026d21c27a053] Merge branch 'smc-fixes' testing commit c992fde9f977da9beec584528f9026d21c27a053 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c1788d759277a33c7c86082ac6f8140962322f85e24d3096133c7de75051bd00 all runs: OK false negative chance: 0.000 # git bisect good c992fde9f977da9beec584528f9026d21c27a053 718cb09aaa6fa78cc8124e9517efbc6c92665384 is the first bad commit commit 718cb09aaa6fa78cc8124e9517efbc6c92665384 Author: Vlad Buslov Date: Tue Aug 8 11:35:21 2023 +0200 vlan: Fix VLAN 0 memory leak The referenced commit intended to fix memleak of VLAN 0 that is implicitly created on devices with NETIF_F_HW_VLAN_CTAG_FILTER feature. However, it doesn't take into account that the feature can be re-set during the netdevice lifetime which will cause memory leak if feature is disabled during the device deletion as illustrated by [0]. Fix the leak by unconditionally deleting VLAN 0 on NETDEV_DOWN event. [0]: > modprobe 8021q > ip l set dev eth2 up > ethtool -K eth2 rx-vlan-filter off > modprobe -r mlx5_ib > modprobe -r mlx5_core > cat /sys/kernel/debug/kmemleak unreferenced object 0xffff888103dcd900 (size 256): comm "ip", pid 1490, jiffies 4294907305 (age 325.364s) hex dump (first 32 bytes): 00 80 5d 03 81 88 ff ff 00 00 00 00 00 00 00 00 ..]............. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000899f3bb9>] kmalloc_trace+0x25/0x80 [<000000002889a7a2>] vlan_vid_add+0xa0/0x210 [<000000007177800e>] vlan_device_event+0x374/0x760 [8021q] [<000000009a0716b1>] notifier_call_chain+0x35/0xb0 [<00000000bbf3d162>] __dev_notify_flags+0x58/0xf0 [<0000000053d2b05d>] dev_change_flags+0x4d/0x60 [<00000000982807e9>] do_setlink+0x28d/0x10a0 [<0000000058c1be00>] __rtnl_newlink+0x545/0x980 [<00000000e66c3bd9>] rtnl_newlink+0x44/0x70 [<00000000a2cc5970>] rtnetlink_rcv_msg+0x29c/0x390 [<00000000d307d1e4>] netlink_rcv_skb+0x54/0x100 [<00000000259d16f9>] netlink_unicast+0x1f6/0x2c0 [<000000007ce2afa1>] netlink_sendmsg+0x232/0x4a0 [<00000000f3f4bb39>] sock_sendmsg+0x38/0x60 [<000000002f9c0624>] ____sys_sendmsg+0x1e3/0x200 [<00000000d6ff5520>] ___sys_sendmsg+0x80/0xc0 unreferenced object 0xffff88813354fde0 (size 32): comm "ip", pid 1490, jiffies 4294907305 (age 325.364s) hex dump (first 32 bytes): a0 d9 dc 03 81 88 ff ff a0 d9 dc 03 81 88 ff ff ................ 81 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000899f3bb9>] kmalloc_trace+0x25/0x80 [<000000002da64724>] vlan_vid_add+0xdf/0x210 [<000000007177800e>] vlan_device_event+0x374/0x760 [8021q] [<000000009a0716b1>] notifier_call_chain+0x35/0xb0 [<00000000bbf3d162>] __dev_notify_flags+0x58/0xf0 [<0000000053d2b05d>] dev_change_flags+0x4d/0x60 [<00000000982807e9>] do_setlink+0x28d/0x10a0 [<0000000058c1be00>] __rtnl_newlink+0x545/0x980 [<00000000e66c3bd9>] rtnl_newlink+0x44/0x70 [<00000000a2cc5970>] rtnetlink_rcv_msg+0x29c/0x390 [<00000000d307d1e4>] netlink_rcv_skb+0x54/0x100 [<00000000259d16f9>] netlink_unicast+0x1f6/0x2c0 [<000000007ce2afa1>] netlink_sendmsg+0x232/0x4a0 [<00000000f3f4bb39>] sock_sendmsg+0x38/0x60 [<000000002f9c0624>] ____sys_sendmsg+0x1e3/0x200 [<00000000d6ff5520>] ___sys_sendmsg+0x80/0xc0 Fixes: efc73f4bbc23 ("net: Fix memory leak - vlan_info struct") Reviewed-by: Ido Schimmel Signed-off-by: Vlad Buslov Link: https://lore.kernel.org/r/20230808093521.1468929-1-vladbu@nvidia.com Signed-off-by: Jakub Kicinski net/8021q/vlan.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) accumulated error probability: 0.00 culprit signature: c82ffc9f25898453345c398b693383e619172ccca6940107f17ddc6f2376d185 parent signature: c1788d759277a33c7c86082ac6f8140962322f85e24d3096133c7de75051bd00 revisions tested: 22, total time: 9h59m6.760269224s (build: 6h24m47.878266864s, test: 3h18m17.768190753s) first bad commit: 718cb09aaa6fa78cc8124e9517efbc6c92665384 vlan: Fix VLAN 0 memory leak recipients (to): ["idosch@nvidia.com" "kuba@kernel.org" "vladbu@nvidia.com"] recipients (cc): [] crash: WARNING in __tun_detach cgroup: fork rejected by pids controller in /syz2 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 3743 at net/core/dev.c:10876 unregister_netdevice_many_notify+0xb34/0xbb0 net/core/dev.c:10876 Modules linked in: CPU: 1 PID: 3743 Comm: syz-executor.2 Not tainted 6.5.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 RIP: 0010:unregister_netdevice_many_notify+0xb34/0xbb0 net/core/dev.c:10876 Code: b0 16 00 00 48 c7 c6 19 f4 f9 83 48 c7 c7 48 09 fe 83 c6 05 08 70 c4 01 01 e8 98 ab 5e fe 0f 0b e9 40 f7 ff ff e8 3c 1f 75 fe <0f> 0b e9 9e fa ff ff e8 30 1f 75 fe 0f b6 1d dc 6f c4 01 31 ff 89 RSP: 0018:ffffc90001237cd8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000020189c01 RCX: 0000000000000000 RDX: ffff88810d6f9b80 RSI: ffffffff82bd23d4 RDI: 0000000000000001 RBP: ffff88811c2ac000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88811472a0c0 R13: ffffc90001237d58 R14: dead000000000122 R15: ffff888237d307c0 FS: 0000000000000000(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fed18bc6108 CR3: 0000000114434000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: unregister_netdevice_many net/core/dev.c:10906 [inline] unregister_netdevice_queue+0x13c/0x190 net/core/dev.c:10786 unregister_netdevice include/linux/netdevice.h:3112 [inline] __tun_detach+0x782/0x810 drivers/net/tun.c:684 tun_detach drivers/net/tun.c:700 [inline] tun_chr_close+0x45/0x110 drivers/net/tun.c:3491 __fput+0x1cb/0x4b0 fs/file_table.c:384 task_work_run+0x8f/0xe0 kernel/task_work.c:179 exit_task_work include/linux/task_work.h:38 [inline] do_exit+0x514/0x11c0 kernel/exit.c:874 do_group_exit+0x55/0xf0 kernel/exit.c:1024 __do_sys_exit_group kernel/exit.c:1035 [inline] __se_sys_exit_group kernel/exit.c:1033 [inline] __x64_sys_exit_group+0x1c/0x20 kernel/exit.c:1033 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1b2fec9ae9 Code: Unable to access opcode bytes at 0x7f1b2fec9abf. RSP: 002b:00007ffdb00f3d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1b2fec9ae9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 RBP: 00007f1b2ff154e0 R08: 00007ffdb00f1af6 R09: 0000000000000000 R10: 000000000000000a R11: 0000000000000246 R12: 000000000000000b R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000