ci2 starts bisection 2023-12-08 23:29:05.028490939 +0000 UTC m=+86102.134412269 bisecting fixing commit since fb2635ac69abac0060cc2be2873dc4f524f12e66 building syzkaller on b93f63e825d47146b275caaa682bacf86b6d7434 ensuring issue is reproducible on original commit fb2635ac69abac0060cc2be2873dc4f524f12e66 testing commit fb2635ac69abac0060cc2be2873dc4f524f12e66 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 579a1943a440f4c6bee3660a0c2ca9c592295f34121c3f2a7872dcdeb35f7bb8 all runs: crashed: WARNING in __alloc_skb representative crash: WARNING in __alloc_skb, types: [WARNING] check whether we can drop unnecessary instrumentation disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit fb2635ac69abac0060cc2be2873dc4f524f12e66 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d34217aed230a5cbf7b719afc223d6ab796775e50945a5500e6a26b7c23027a8 all runs: crashed: WARNING in __alloc_skb representative crash: WARNING in __alloc_skb, types: [WARNING] the bug reproduces without the instrumentation disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed kconfig minimization: base=7498 full=9695 leaves diff=1937 split chunks (needed=false): <1937> split chunk #0 of len 1937 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 fb2635ac69abac0060cc2be2873dc4f524f12e66 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f7ed3e2f4547421294e4cce8ed67f022e6cc5e7535ba23b73ddc763030811a2e all runs: crashed: WARNING in __alloc_skb representative crash: WARNING in __alloc_skb, types: [WARNING] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed testing commit fb2635ac69abac0060cc2be2873dc4f524f12e66 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 469c9ab6e1179c5dac20c15398d6a2bd46c14cd52976927ef66631b2b1319dc2 all runs: boot failed: can't ssh into the instance unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0 testing without sub-chunk 3/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed testing commit fb2635ac69abac0060cc2be2873dc4f524f12e66 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 21d6d9bfd4b49dc1d6f9e4bfe044b3e939fb307b0890960ef6dac40203238154 all runs: crashed: WARNING in __alloc_skb representative crash: WARNING in __alloc_skb, types: [WARNING] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing commit fb2635ac69abac0060cc2be2873dc4f524f12e66 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b5a92e7012ef26b90b21d98748372f8a2a652d510ddee8a7b42ba9c0b9ebd66c all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit fb2635ac69abac0060cc2be2873dc4f524f12e66 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 422fb30c0e6a18f731170a85661f4568a05496a60f62ed6fc27d807ec5422d54 all runs: OK false negative chance: 0.000 minimized to 1161 configs; suspects: [6LOWPAN ACPI_VIDEO AF_RXRPC ATM AX25 BCMA BLK_DEV_ZONED CFG80211 CFG80211_WEXT CRYPTO_842 CRYPTO_LZ4 CRYPTO_LZ4HC CRYPTO_LZO CRYPTO_ZSTD DLM DRM DRM_BRIDGE DRM_ROCKCHIP DRM_TI_SN65DSI86 DRM_TTM DRM_TTM_HELPER DRM_UDL DRM_V3D DRM_VC4 DRM_VGEM DRM_VIRTIO_GPU DRM_VKMS DRM_VRAM_HELPER DUMMY DVB_AF9013 DVB_AF9033 DVB_AS102 DVB_AS102_FE DVB_B2C2_FLEXCOP DVB_B2C2_FLEXCOP_USB DVB_DIB3000MB DVB_DIB3000MC DVB_EC100 DVB_GP8PSK_FE DVB_RTL2830 DVB_RTL2832 DVB_RTL2832_SDR DVB_TEST_DRIVERS DVB_TTUSB_BUDGET DVB_TTUSB_DEC DVB_USB DVB_USB_A800 DVB_USB_AF9005 DVB_USB_AF9005_REMOTE DVB_USB_AF9015 DVB_USB_AF9035 DVB_USB_ANYSEE DVB_USB_AU6610 DVB_USB_AZ6007 DVB_USB_AZ6027 DVB_USB_CE6230 DVB_USB_CINERGY_T2 DVB_USB_CXUSB DVB_USB_DIB0700 DVB_USB_DIB3000MC DVB_USB_DIBUSB_MB DVB_USB_DIBUSB_MC DVB_USB_DIGITV DVB_USB_DTT200U DVB_USB_DTV5100 DVB_USB_DVBSKY DVB_USB_DW2102 DVB_USB_EC168 DVB_USB_GL861 DVB_USB_GP8PSK DVB_USB_LME2510 DVB_USB_M920X DVB_USB_MXL111SF DVB_USB_NOVA_T_USB2 DVB_USB_OPERA1 DVB_USB_PCTV452E DVB_USB_RTL28XXU DVB_USB_TECHNISAT_USB2 DVB_USB_TTUSB2 DVB_USB_UMT_010 DVB_USB_V2 DVB_USB_VP702X DVB_USB_VP7045 DVB_USB_ZD1301 DVB_VIDTV DVB_ZL10353 E100 ECRYPT_FS ECRYPT_FS_MESSAGING EEPROM_93CX6 EFS_FS ENCRYPTED_KEYS EQUALIZER EROFS_FS EROFS_FS_POSIX_ACL EROFS_FS_SECURITY EROFS_FS_XATTR EROFS_FS_ZIP EVM EVM_ADD_XATTRS EVM_ATTR_FSUUID EXFAT_FS EXPORTFS_BLOCK_OPS EXT3_FS_POSIX_ACL EXT3_FS_SECURITY EXT4_FS_SECURITY F2FS_CHECK_FS F2FS_FAULT_INJECTION F2FS_FS F2FS_FS_COMPRESSION F2FS_FS_LZ4 F2FS_FS_LZ4HC F2FS_FS_LZO F2FS_FS_LZORLE F2FS_FS_POSIX_ACL F2FS_FS_SECURITY F2FS_FS_XATTR F2FS_FS_ZSTD F2FS_STAT_FS FB_DEFERRED_IO FB_SYS_COPYAREA FB_SYS_FILLRECT FB_SYS_FOPS FB_SYS_IMAGEBLIT FB_TILEBLITTING FB_VIRTUAL FDDI FIB_RULES FIREWIRE FIREWIRE_NET FIREWIRE_OHCI FIREWIRE_SBP2 FRAMEBUFFER_CONSOLE_ROTATION FRONTSWAP FS_DAX FS_DAX_PMD FS_ENCRYPTION FS_ENCRYPTION_ALGS FS_VERITY FS_VERITY_BUILTIN_SIGNATURES FTL FW_LOADER_COMPRESS FW_LOADER_USER_HELPER_FALLBACK GACT_PROB GENEVE GET_FREE_REGION GFS2_FS GFS2_FS_LOCKING_DLM GOOGLE_COREBOOT_TABLE GOOGLE_FIRMWARE GOOGLE_MEMCONSOLE GOOGLE_MEMCONSOLE_COREBOOT GOOGLE_VPD GPIO_DLN2 GPIO_VIPERBOARD GREENASIA_FF GREYBUS GREYBUS_BRIDGED_PHY GREYBUS_ES2 GREYBUS_HID GREYBUS_USB GTP GVE HAMRADIO HAVE_ARCH_USERFAULTFD_MINOR HAVE_IMA_KEXEC HDLC HDLC_CISCO HDLC_FR HDLC_PPP HDLC_RAW HDLC_RAW_ETH HDLC_X25 HDMI HFSPLUS_FS HFS_FS HIDRAW HID_ACCUTOUCH HID_ACRUX HID_ACRUX_FF HID_ALPS HID_APPLEIR HID_ASUS HID_AUREAL HID_BATTERY_STRENGTH HID_BETOP_FF HID_CMEDIA HID_CORSAIR HID_CP2112 HID_ELECOM HID_ELO HID_EMS_FF HID_GEMBIRD HID_GFRM HID_GREENASIA HID_GT683R HID_GYRATION HID_HOLTEK HID_ICADE HID_KEYTOUCH HID_KYE HID_LCPOWER HID_LED HID_LENOVO HID_LOGITECH_DJ HID_LOGITECH_HIDPP HID_MAGICMOUSE HID_MAYFLASH HID_NTI HID_NTRIG HID_ORTEK HID_PANTHERLORD HID_PENMOUNT HID_PETALYNX HID_PICOLCD HID_PICOLCD_BACKLIGHT HID_PICOLCD_CIR HID_PICOLCD_FB HID_PICOLCD_LCD HID_PICOLCD_LEDS HID_PID HID_PLANTRONICS HID_PRIMAX HID_PRODIKEYS HID_RETRODE HID_RMI HID_ROCCAT HID_SAITEK HID_SAMSUNG HID_SENSOR_ACCEL_3D HID_SENSOR_ALS HID_SENSOR_CUSTOM_SENSOR HID_SENSOR_DEVICE_ROTATION HID_SENSOR_GYRO_3D HID_SENSOR_HUB HID_SENSOR_HUMIDITY HID_SENSOR_IIO_COMMON HID_SENSOR_IIO_TRIGGER HID_SENSOR_INCLINOMETER_3D HID_SENSOR_MAGNETOMETER_3D HID_SENSOR_PRESS HID_SENSOR_PROX HID_SENSOR_TEMP HID_SMARTJOYPLUS HID_SONY HID_SPEEDLINK HID_STEELSERIES HID_SUNPLUS HID_THINGM HID_THRUSTMASTER HID_TIVO HID_TOPSEED HID_TWINHAN HID_UCLOGIC HID_UDRAW_PS3 HID_WACOM HID_WALTOP HID_WIIMOTE HID_XINMO HID_ZEROPLUS HID_ZYDACRON HMM_MIRROR HOLTEK_FF HOTPLUG_PCI_PCIE HPFS_FS I2C_DIOLAN_U2C I2C_DLN2 I2C_MUX_REG I2C_ROBOTFUZZ_OSIF I2C_SI4713 I2C_SLAVE_EEPROM I2C_TINY_USB I2C_VIPERBOARD IEEE802154 IEEE802154_6LOWPAN IEEE802154_ATUSB IEEE802154_DRIVERS IEEE802154_HWSIM IEEE802154_NL802154_EXPERIMENTAL IEEE802154_SOCKET IFB 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_AH INET6_ESP INET6_ESPINTCP INET6_ESP_OFFLOAD INET6_IPCOMP INET6_TUNNEL INET6_XFRM_TUNNEL INET_AH INET_DCCP_DIAG INET_DIAG_DESTROY INET_ESP INET_ESPINTCP INET_ESP_OFFLOAD INET_IPCOMP INET_MPTCP_DIAG INET_RAW_DIAG INET_SCTP_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_JOYSTICK 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 IP6_NF_MATCH_AH IP6_NF_MATCH_EUI64 IP6_NF_MATCH_FRAG IP6_NF_MATCH_HL IP6_NF_MATCH_IPV6HEADER IP6_NF_MATCH_MH IP6_NF_MATCH_OPTS IP6_NF_MATCH_RPFILTER IP6_NF_MATCH_RT IP6_NF_MATCH_SRH IP6_NF_RAW IP6_NF_SECURITY IP6_NF_TARGET_HL 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_ADVANCED_ROUTER IP_DCCP IP_DCCP_CCID3 IP_DCCP_TFRC_LIB IP_FIB_TRIE_STATS IP_MROUTE IP_MROUTE_COMMON IP_MROUTE_MULTIPLE_TABLES IP_NF_ARPFILTER IP_NF_ARPTABLES IP_NF_ARP_MANGLE IP_NF_MATCH_AH IP_NF_MATCH_ECN IP_NF_MATCH_RPFILTER IP_NF_MATCH_TTL IP_NF_RAW IP_NF_SECURITY IP_NF_TARGET_CLUSTERIP IP_NF_TARGET_ECN IP_NF_TARGET_NETMAP IP_NF_TARGET_REDIRECT IP_NF_TARGET_SYNPROXY IP_NF_TARGET_TTL IP_PIMSM_V1 IP_PIMSM_V2 IP_PNP_RARP IP_ROUTE_CLASSID IP_ROUTE_MULTIPATH IP_ROUTE_VERBOSE IP_SCTP IP_SET IP_SET_BITMAP_IP IP_SET_BITMAP_IPMAC IP_SET_BITMAP_PORT IP_SET_HASH_IP IP_SET_HASH_IPMAC IP_SET_HASH_IPMARK IP_SET_HASH_IPPORT IP_SET_HASH_IPPORTIP IP_SET_HASH_IPPORTNET IP_SET_HASH_MAC IP_SET_HASH_NET IP_SET_HASH_NETIFACE IP_SET_HASH_NETNET IP_SET_HASH_NETPORT IP_SET_HASH_NETPORTNET IP_SET_LIST_SET IP_VS_DH IP_VS_FO IP_VS_FTP IP_VS_IPV6 IP_VS_LBLC IP_VS_LBLCR IP_VS_LC IP_VS_MH IP_VS_NFCT IP_VS_NQ IP_VS_OVF IP_VS_PE_SIP IP_VS_PROTO_AH IP_VS_PROTO_AH_ESP IP_VS_PROTO_ESP IP_VS_PROTO_SCTP IP_VS_PROTO_TCP IP_VS_PROTO_UDP IP_VS_RR IP_VS_SED IP_VS_SH IP_VS_TWOS IP_VS_WLC IP_VS_WRR IR_IGORPLUGUSB IR_IGUANA IR_IMON IR_MCEUSB IR_REDRAT3 IR_STREAMZAP IR_TTUSBIR ISDN ISDN_CAPI_MIDDLEWARE ISO9660_FS 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 JOLIET 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 L2TP LAPB LCD_CLASS_DEVICE MAC80211 MAC802154 MEDIA_CEC_SUPPORT MEDIA_COMMON_OPTIONS MEDIA_RADIO_SUPPORT MEDIA_TEST_SUPPORT MFD_DLN2 MFD_RETU MFD_VIPERBOARD MPTCP MTD_UBI NETFILTER_CONNCOUNT NET_IPGRE NET_IPGRE_DEMUX NFT_FWD_NETDEV NF_CONNTRACK_FTP NF_CONNTRACK_SIP NF_TABLES NF_TABLES_NETDEV OCFS2_FS OCFS2_FS_STATS OCFS2_FS_USERSPACE_CLUSTER OMFS_FS OPENVSWITCH OPENVSWITCH_GENEVE OPENVSWITCH_GRE OPENVSWITCH_VXLAN ORANGEFS_FS OSF_PARTITION OVERLAY_FS_INDEX OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PADATA PAGE_IDLE_FLAG PAHOLE_HAS_BTF_TAG PAHOLE_HAS_SPLIT_BTF PANTHERLORD_FF PARPORT PARPORT_NOT_PC PARTITION_ADVANCED PATA_AMD PATA_OLDPIIX PATA_SCH PCCARD PCMCIA PERCPU_STATS PERSISTENT_KEYRINGS PHONET PHY_CPCAP_USB PHY_QCOM_USB_HSIC PHY_TUSB1210 PKCS7_TEST_KEY PKCS8_PRIVATE_KEY_PARSER PM_DEBUG PM_SLEEP_DEBUG PPP PPPOATM PPPOE PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PRISM2_USB PROC_CHILDREN PROC_KCORE PSI PSTORE_842_COMPRESS PSTORE_LZ4HC_COMPRESS PSTORE_LZ4_COMPRESS PSTORE_LZO_COMPRESS PSTORE_ZSTD_COMPRESS QFMT_V2 QNX4FS_FS QNX6FS_FS QUOTA_NETLINK_INTERFACE QUOTA_TREE R8712U RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_SI470X RADIO_SI4713 RADIO_TEA575X RC_ATI_REMOTE RDMA_RXE RDMA_SIW RDS RDS_RDMA RDS_TCP READ_ONLY_THP_FOR_FS REALTEK_AUTOPM REED_SOLOMON REED_SOLOMON_DEC8 REGMAP_SOUNDWIRE REGULATOR_TWL4030 REISERFS_FS REISERFS_FS_POSIX_ACL REISERFS_FS_SECURITY REISERFS_FS_XATTR REISERFS_PROC_INFO RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 ROCKCHIP_ANALOGIX_DP ROCKCHIP_CDN_DP ROCKCHIP_DW_HDMI ROCKCHIP_DW_MIPI_DSI ROCKCHIP_INNO_HDMI ROCKCHIP_LVDS ROCKCHIP_VOP ROMFS_BACKED_BY_BOTH ROMFS_FS ROMFS_ON_BLOCK ROMFS_ON_MTD ROSE RTC_DRV_HID_SENSOR_TIME RXKAD SCHEDSTATS SCSI_CONSTANTS SCSI_FC_ATTRS SCSI_HPSA SCSI_ISCSI_ATTRS SCSI_LOGGING SCSI_NETLINK SCSI_SCAN_ASYNC SCSI_SPI_ATTRS SCSI_SRP_ATTRS SCTP_COOKIE_HMAC_MD5 SCTP_COOKIE_HMAC_SHA1 SCTP_DEFAULT_COOKIE_HMAC_MD5 SECONDARY_TRUSTED_KEYRING SECURITY_INFINIBAND SECURITY_NETWORK_XFRM SERIAL_8250_DETECT_IRQ SERIAL_8250_MANY_PORTS SERIAL_8250_RSA SERIO_SERPORT SGI_PARTITION SIGNATURE SIGNED_PE_FILE_VERIFICATION SLHC SLIP SLIP_COMPRESSED SLIP_MODE_SLIP6 SLIP_SMART SMARTJOYPLUS_FF SMBFS SMC SMC_DIAG SMS_SDIO_DRV SMS_SIANO_DEBUGFS SMS_SIANO_MDTV SMS_SIANO_RC SMS_USB_DRV SND SND_ALOOP SND_AUDIO_GRAPH_CARD SND_AUDIO_GRAPH_CARD2 SND_BCD2000 SND_BCM2835_SOC_I2S SND_COMPRESS_OFFLOAD SND_CTL_FAST_LOOKUP SND_CTL_LED SND_DEBUG SND_DMAENGINE_PCM SND_DRIVERS SND_DUMMY SND_DYNAMIC_MINORS SND_HDA SND_HDA_ALIGNED_MMIO 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_INPUT_BEEP SND_HDA_INTEL SND_HDA_PATCH_LOADER SND_HDA_RECONFIG SND_HDA_TEGRA SND_HRTIMER SND_HWDEP SND_IMX_SOC SND_INTEL_DSP_CONFIG SND_INTEL_NHLT SND_INTEL_SOUNDWIRE_ACPI SND_JACK SND_JACK_INPUT_DEV SND_MESON_AIU SND_MESON_AXG_FIFO SND_MESON_AXG_FRDDR SND_MESON_AXG_PDM SND_MESON_AXG_SOUND_CARD SND_MESON_AXG_SPDIFIN SND_MESON_AXG_SPDIFOUT SND_MESON_AXG_TDMIN SND_MESON_AXG_TDMOUT SND_MESON_AXG_TDM_FORMATTER SND_MESON_AXG_TDM_INTERFACE SND_MESON_AXG_TODDR SND_MESON_CARD_UTILS SND_MESON_CODEC_GLUE SND_MESON_G12A_TOACODEC SND_MESON_G12A_TOHDMITX SND_MESON_GX_SOUND_CARD SND_MIXER_OSS SND_OSSEMUL SND_PCI SND_PCM SND_PCM_ELD SND_PCM_IEC958 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_MIDI SND_SEQ_MIDI_EVENT SND_SEQ_VIRMIDI SND_SIMPLE_CARD SND_SIMPLE_CARD_UTILS SND_SOC SND_SOC_ADAU7002 SND_SOC_AK4613 SND_SOC_APPLE_MCA SND_SOC_APQ8016_SBC SND_SOC_COMPRESS SND_SOC_DA7219 SND_SOC_DMIC SND_SOC_ES7134 SND_SOC_ES7241 SND_SOC_FSL_ASOC_CARD SND_SOC_FSL_ASRC SND_SOC_FSL_AUDMIX SND_SOC_FSL_EASRC SND_SOC_FSL_ESAI SND_SOC_FSL_MICFIL SND_SOC_FSL_SAI SND_SOC_FSL_SPDIF SND_SOC_FSL_SSI SND_SOC_FSL_UTILS SND_SOC_GENERIC_DMAENGINE_PCM SND_SOC_GTM601 SND_SOC_HDMI_CODEC SND_SOC_I2C_AND_SPI SND_SOC_IMX_AUDMIX SND_SOC_IMX_AUDMUX SND_SOC_IMX_PCM_DMA SND_SOC_IMX_SGTL5000 SND_SOC_IMX_SPDIF SND_SOC_LPASS_APQ8016 SND_SOC_LPASS_CDC_DMA SND_SOC_LPASS_CPU SND_SOC_LPASS_HDMI SND_SOC_LPASS_MACRO_COMMON SND_SOC_LPASS_PLATFORM SND_SOC_LPASS_RX_MACRO SND_SOC_LPASS_SC7180 SND_SOC_LPASS_SC7280 SND_SOC_LPASS_TX_MACRO SND_SOC_LPASS_VA_MACRO SND_SOC_LPASS_WSA_MACRO SND_SOC_MAX98357A SND_SOC_MAX98927 SND_SOC_MESON_T9015 SND_SOC_MSM8916_WCD_ANALOG SND_SOC_MSM8916_WCD_DIGITAL SND_SOC_MSM8996 SND_SOC_NAU8822 SND_SOC_PCM3168A SND_SOC_PCM3168A_I2C SND_SOC_QCOM SND_SOC_QCOM_COMMON SND_SOC_QCOM_SDW SND_SOC_QDSP6 SND_SOC_QDSP6_ADM SND_SOC_QDSP6_AFE SND_SOC_QDSP6_AFE_CLOCKS SND_SOC_QDSP6_AFE_DAI SND_SOC_QDSP6_APM SND_SOC_QDSP6_APM_DAI SND_SOC_QDSP6_APM_LPASS_DAI SND_SOC_QDSP6_ASM SND_SOC_QDSP6_ASM_DAI SND_SOC_QDSP6_COMMON SND_SOC_QDSP6_CORE SND_SOC_QDSP6_PRM SND_SOC_QDSP6_PRM_LPASS_CLOCKS SND_SOC_QDSP6_ROUTING SND_SOC_RCAR SND_SOC_RK3399_GRU_SOUND SND_SOC_RL6231 SND_SOC_ROCKCHIP SND_SOC_ROCKCHIP_I2S SND_SOC_ROCKCHIP_RT5645 SND_SOC_ROCKCHIP_SPDIF SND_SOC_RT5514 SND_SOC_RT5514_SPI SND_SOC_RT5645 SND_SOC_RT5659 SND_SOC_RT5663 SND_SOC_RT5682 SND_SOC_RT5682S SND_SOC_RT5682_I2C SND_SOC_RZ SND_SOC_SAMSUNG SND_SOC_SC7180 SND_SOC_SC7280 SND_SOC_SDM845 SND_SOC_SGTL5000 SND_SOC_SIMPLE_AMPLIFIER SND_SOC_SIMPLE_MUX SND_SOC_SM8250 SND_SOC_SPDIF SND_SOC_TAS571X SND_SOC_TEGRA SND_SOC_TEGRA186_ASRC SND_SOC_TEGRA186_DSPK SND_SOC_TEGRA210_ADMAIF SND_SOC_TEGRA210_ADX SND_SOC_TEGRA210_AHUB SND_SOC_TEGRA210_AMX SND_SOC_TEGRA210_DMIC SND_SOC_TEGRA210_I2S SND_SOC_TEGRA210_MIXER SND_SOC_TEGRA210_MVC SND_SOC_TEGRA210_OPE SND_SOC_TEGRA210_SFC SND_SOC_TEGRA_AUDIO_GRAPH_CARD SND_SOC_TLV320AIC31XX SND_SOC_TLV320AIC32X4 SND_SOC_TLV320AIC32X4_I2C SND_SOC_TOPOLOGY SND_SOC_WCD9335 SND_SOC_WCD934X SND_SOC_WCD938X SND_SOC_WCD938X_SDW SND_SOC_WCD_MBHC SND_SOC_WM8524 SND_SOC_WM8904 SND_SOC_WM8960 SND_SOC_WM8962 SND_SOC_WM8978 SND_SOC_WM8994 SND_SOC_WM_HUBS SND_SOC_WSA881X SND_SPI SND_SUN4I_I2S SND_SUN4I_SPDIF SND_SUN50I_CODEC_ANALOG SND_SUN8I_ADDA_PR_REGMAP SND_SUN8I_CODEC SND_SUN8I_CODEC_ANALOG 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_VARIAX SND_VERBOSE_PROCFS SND_VIRMIDI SND_VIRTIO SND_VMASTER SOCK_VALIDATE_XMIT SOLARIS_X86_PARTITION SONY_FF SOUND SOUNDWIRE_QCOM SOUND_OSS_CORE SOUND_OSS_CORE_PRECLAIM SPI_DLN2 SQUASHFS_4K_DEVBLK_SIZE SQUASHFS_FILE_DIRECT SQUASHFS_LZ4 SQUASHFS_LZO SQUASHFS_XATTR SQUASHFS_XZ SQUASHFS_ZSTD SSB SSB_PCIHOST_POSSIBLE SSB_PCMCIAHOST_POSSIBLE SSB_SDIOHOST_POSSIBLE STREAM_PARSER SUN_PARTITION SW_SYNC SYN_COOKIES 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 TARGET_CORE TCG_CRB TCG_TIS_I2C_INFINEON TCG_TPM TCP_CONG_ADVANCED 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 TCP_MD5SIG TEXTSEARCH TEXTSEARCH_BM TEXTSEARCH_FSM TEXTSEARCH_KMP THERMAL_NETLINK THRUSTMASTER_FF TIPC TIPC_CRYPTO TIPC_DIAG TIPC_MEDIA_IB TIPC_MEDIA_UDP TLS TLS_TOE TOUCHSCREEN_ATMEL_MXT TOUCHSCREEN_EDT_FT5X06 TOUCHSCREEN_GOODIX 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 TRANSPARENT_HUGEPAGE_MADVISE TTPCI_EEPROM TTY_PRINTK TUN_VNET_CROSS_LE TWL4030_CORE TYPEC_UCSI 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 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_ADUTUX USB_AIRSPY USB_ALI_M5632 USB_AMD5536UDC USB_AN2720 USB_ANNOUNCE_NEW_DEVICES USB_APPLEDISPLAY USB_ATM USB_C67X00_HCD USB_CATC USB_CDC_PHONET USB_CHAOSKEY USB_CONFIGFS_F_HID USB_CONFIGFS_F_LB_SS 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_PHONET USB_CXACRU USB_CYPRESS_CY7C63 USB_CYTHERM USB_DSBR USB_DUMMY_HCD USB_DWC2_PCI USB_DWC3_GADGET USB_DWC3_ULPI USB_DYNAMIC_MINORS USB_EG20T USB_EHSET_TEST_FIXTURE USB_EMI26 USB_EMI62 USB_EPSON2888 USB_EZUSB_FX2 USB_FEW_INIT_RETRIES USB_FOTG210_HCD USB_FOTG210_UDC USB_FTDI_ELAN USB_F_HID USB_F_MIDI USB_F_PHONET USB_F_PRINTER USB_F_SS_LB USB_F_TCM USB_F_UAC1 USB_F_UAC1_LEGACY USB_F_UAC2 USB_F_UVC 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_HIDDEV USB_HSIC_USB4604 USB_HSO USB_HUB_USB251XB USB_IDMOUSE USB_IOWARRIOR USB_IPHETH USB_ISIGHTFW USB_ISP116X_HCD USB_ISP1301 USB_KAWETH USB_KC2190 USB_KEENE USB_LCD USB_LD USB_LEDS_TRIGGER_USBPORT USB_LED_TRIG USB_LEGOTOWER USB_LINK_LAYER_TEST USB_M5602 USB_MA901 USB_MAX3421_HCD USB_MDC800 USB_MICROTEK USB_MON USB_MR800 USB_MSI2500 USB_MV_U3D USB_MV_UDC USB_NET2272 USB_NET2272_DMA USB_NET2280 USB_NET_CDC_EEM USB_NET_CDC_MBIM USB_NET_CH9200 USB_NET_CX82310_ETH USB_NET_GL620A USB_NET_HUAWEI_CDC_NCM USB_NET_INT51X1 USB_NET_KALMIA USB_NET_QMI_WWAN USB_NET_RNDIS_HOST USB_NET_RNDIS_WLAN USB_NET_SR9700 USB_OTG_FSM USB_OXU210HP_HCD USB_PRINTER 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_S2255 USB_SERIAL_AIRCABLE USB_SERIAL_ARK3116 USB_SERIAL_BELKIN USB_SERIAL_CH341 USB_SERIAL_CONSOLE 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_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_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_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_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_U132_HCD USB_UAS USB_UEAGLEATM USB_UHCI_HCD USB_USS720 USB_U_AUDIO USB_VL600 USB_WDM USB_XHCI_DBGCAP USB_XUSBATM USB_YUREX USERFAULTFD USERIO U_SERIAL_CONSOLE V4L_TEST_DRIVERS VALIDATE_FS_PARSER VDPA VDPA_SIM VDPA_SIM_BLOCK VDPA_SIM_NET VDPA_USER VHOST VHOST_CROSS_ENDIAN_LEGACY VHOST_IOTLB VHOST_NET VHOST_RING VHOST_VDPA VHOST_VSOCK VIDEOMODE_HELPERS VIDEO_AU0828 VIDEO_AU0828_RC VIDEO_AU0828_V4L2 VIDEO_CAMERA_SENSOR VIDEO_CS53L32A VIDEO_CX231XX VIDEO_CX231XX_ALSA VIDEO_CX231XX_DVB VIDEO_CX231XX_RC VIDEO_CX2341X VIDEO_CX25840 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_STK1160_COMMON VIDEO_TUNER VIDEO_TVEEPROM VIDEO_USBTV VIDEO_V4L2_TPG VIDEO_VICODEC VIDEO_VIM2M VIDEO_VIMC VIDEO_VIVID VIDEO_VIVID_CEC VIDEO_WM8775 VIPERBOARD_ADC VIRTIO_DMA_SHARED_BUFFER VIRTIO_FS VIRTIO_MMIO_CMDLINE_DEVICES VIRTIO_VDPA VIRTIO_VSOCKETS VIRTIO_VSOCKETS_COMMON VIRT_WIFI VMXNET3 VP_VDPA VSOCKETS VSOCKETS_DIAG VSOCKETS_LOOPBACK VSOCKMON VXFS_FS VXLAN WAN WCN36XX WEXT_CORE WEXT_PRIV WEXT_PROC WIREGUARD WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ADMTEK WLAN_VENDOR_ATH WLAN_VENDOR_PURELIFI WLAN_VENDOR_SILABS XDP_SOCKETS XDP_SOCKETS_DIAG XFRM XFRM_AH XFRM_ALGO XFRM_ESP XFRM_ESPINTCP XFRM_INTERFACE XFRM_IPCOMP XFRM_MIGRATE XFRM_OFFLOAD XFRM_STATISTICS XFRM_SUB_POLICY XFRM_USER XFS_FS XFS_POSIX_ACL XFS_QUOTA XFS_RT ZBUD ZEROPLUS_FF ZISOFS ZONEFS_FS ZONE_DEVICE ZPOOL ZRAM ZRAM_DEF_COMP_LZORLE ZSMALLOC ZSWAP ZSWAP_COMPRESSOR_DEFAULT_LZO ZSWAP_DEFAULT_ON ZSWAP_ZPOOL_DEFAULT_ZBUD] disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing current HEAD 6c6a6c7e211cc02943dcb8c073919d2105054886 testing commit 6c6a6c7e211cc02943dcb8c073919d2105054886 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3f3718744917418ca907f1ef6ab666b588aa3e7e16d5a5b2e8fbcb9d5cffc790 all runs: OK false negative chance: 0.000 # git bisect start 6c6a6c7e211cc02943dcb8c073919d2105054886 fb2635ac69abac0060cc2be2873dc4f524f12e66 Bisecting: 472 revisions left to test after this (roughly 9 steps) [7932afa9bb6134f4f71a7cae604f689854b83310] usb: dwc3: core: configure TX/RX threshold for DWC3_IP determine whether the revision contains the guilty commit revision fb2635ac69abac0060cc2be2873dc4f524f12e66 crashed and is reachable testing commit 7932afa9bb6134f4f71a7cae604f689854b83310 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e71926539009b9a31804718913b7f10af4bcf054b90c127568ad2fbc4bd83666 all runs: crashed: WARNING in __alloc_skb representative crash: WARNING in __alloc_skb, types: [WARNING] # git bisect good 7932afa9bb6134f4f71a7cae604f689854b83310 Bisecting: 236 revisions left to test after this (roughly 8 steps) [9f74b261e4e2c39168b3e10743b9e606b2521422] LoongArch: Mark __percpu functions as always inline determine whether the revision contains the guilty commit revision 7932afa9bb6134f4f71a7cae604f689854b83310 crashed and is reachable testing commit 9f74b261e4e2c39168b3e10743b9e606b2521422 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 008394d0e8224106bb20b53caf1fe847d1a194207c92c1b022dafb5b044c341e all runs: OK false negative chance: 0.000 # git bisect bad 9f74b261e4e2c39168b3e10743b9e606b2521422 Bisecting: 117 revisions left to test after this (roughly 7 steps) [ea2c6e85b6b0eff65294f5d7fdfa608e4dd855d9] parisc/power: Add power soft-off when running on qemu determine whether the revision contains the guilty commit revision fb2635ac69abac0060cc2be2873dc4f524f12e66 crashed and is reachable testing commit ea2c6e85b6b0eff65294f5d7fdfa608e4dd855d9 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9a52b18484f8e3aac7a5c414c0da8d699188740dbc31dda083fbbd6d41ca76d1 all runs: OK false negative chance: 0.000 # git bisect bad ea2c6e85b6b0eff65294f5d7fdfa608e4dd855d9 Bisecting: 58 revisions left to test after this (roughly 6 steps) [18a169810cff769a7a697b35058c756805f589e0] netfilter: nf_tables: fix pointer math issue in nft_byteorder_eval() determine whether the revision contains the guilty commit revision fb2635ac69abac0060cc2be2873dc4f524f12e66 crashed and is reachable testing commit 18a169810cff769a7a697b35058c756805f589e0 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 80c24ecfce64f2fdc239732ba690dfcbe4b0cc5e7a9746f186d56ee59503dbbd all runs: OK false negative chance: 0.000 # git bisect bad 18a169810cff769a7a697b35058c756805f589e0 Bisecting: 29 revisions left to test after this (roughly 5 steps) [8d02b6fb3c67ddc0366770a491b464cc0e1dd3bf] SUNRPC: ECONNRESET might require a rebind determine whether the revision contains the guilty commit revision fb2635ac69abac0060cc2be2873dc4f524f12e66 crashed and is reachable testing commit 8d02b6fb3c67ddc0366770a491b464cc0e1dd3bf gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 54da0c1577fe4afb705e79cb81145b770a3ea6fd655bc299f36aca424031f3a9 all runs: crashed: WARNING in __alloc_skb representative crash: WARNING in __alloc_skb, types: [WARNING] # git bisect good 8d02b6fb3c67ddc0366770a491b464cc0e1dd3bf Bisecting: 14 revisions left to test after this (roughly 4 steps) [07f5b8c47152cadbd9102e053dcb60685820aa09] net: hns3: fix out-of-bounds access may occur when coalesce info is read via debugfs determine whether the revision contains the guilty commit revision 8d02b6fb3c67ddc0366770a491b464cc0e1dd3bf crashed and is reachable testing commit 07f5b8c47152cadbd9102e053dcb60685820aa09 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d8c8d6877d7847563d1cad4a6bcbcf37a38e2afb94f6ff4b312bd88e3249420a all runs: crashed: WARNING in __alloc_skb representative crash: WARNING in __alloc_skb, types: [WARNING] # git bisect good 07f5b8c47152cadbd9102e053dcb60685820aa09 Bisecting: 7 revisions left to test after this (roughly 3 steps) [ceae93d76a51855aafa85b02e05f02a0f3eacc66] xen/events: fix delayed eoi list handling determine whether the revision contains the guilty commit revision 07f5b8c47152cadbd9102e053dcb60685820aa09 crashed and is reachable testing commit ceae93d76a51855aafa85b02e05f02a0f3eacc66 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 88b5b0a4383865c52daf7c50527a73a9008ee3ed086dd1c6849813e7f76bcdd4 all runs: OK false negative chance: 0.000 # git bisect bad ceae93d76a51855aafa85b02e05f02a0f3eacc66 Bisecting: 3 revisions left to test after this (roughly 2 steps) [a28ec8322dd3f4297be50d1ec798f3cbb7be0807] net: hns3: fix VF wrong speed and duplex issue determine whether the revision contains the guilty commit revision fb2635ac69abac0060cc2be2873dc4f524f12e66 crashed and is reachable testing commit a28ec8322dd3f4297be50d1ec798f3cbb7be0807 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4e9ac6304286930d4b67c5ef369476911ba6730c22d26454a656df1890a8764b all runs: crashed: WARNING in __alloc_skb representative crash: WARNING in __alloc_skb, types: [WARNING] # git bisect good a28ec8322dd3f4297be50d1ec798f3cbb7be0807 Bisecting: 1 revision left to test after this (roughly 1 step) [00768b3e90e648227eaa959d9d279f5e32823df1] net: mvneta: fix calls to page_pool_get_stats determine whether the revision contains the guilty commit revision 7932afa9bb6134f4f71a7cae604f689854b83310 crashed and is reachable testing commit 00768b3e90e648227eaa959d9d279f5e32823df1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0d7059dc1533b6c54c6d2a25f0e7c21235c643f487a83ab43d33754e4899f86c all runs: crashed: WARNING in __alloc_skb representative crash: WARNING in __alloc_skb, types: [WARNING] # git bisect good 00768b3e90e648227eaa959d9d279f5e32823df1 Bisecting: 0 revisions left to test after this (roughly 0 steps) [ab3e13b35c1ada63773a276f0f8c4fec7956cb9a] ppp: limit MRU to 64K determine whether the revision contains the guilty commit revision fb2635ac69abac0060cc2be2873dc4f524f12e66 crashed and is reachable testing commit ab3e13b35c1ada63773a276f0f8c4fec7956cb9a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c33783ff308f0221f778bfc7333968d2f958cd8f1907c725ba43b746aea27a33 all runs: OK false negative chance: 0.000 # git bisect bad ab3e13b35c1ada63773a276f0f8c4fec7956cb9a ab3e13b35c1ada63773a276f0f8c4fec7956cb9a is the first bad commit commit ab3e13b35c1ada63773a276f0f8c4fec7956cb9a Author: Willem de Bruijn Date: Sun Nov 12 22:16:32 2023 -0500 ppp: limit MRU to 64K [ Upstream commit c0a2a1b0d631fc460d830f52d06211838874d655 ] ppp_sync_ioctl allows setting device MRU, but does not sanity check this input. Limit to a sane upper bound of 64KB. No implementation I could find generates larger than 64KB frames. RFC 2823 mentions an upper bound of PPP over SDL of 64KB based on the 16-bit length field. Other protocols will be smaller, such as PPPoE (9KB jumbo frame) and PPPoA (18190 maximum CPCS-SDU size, RFC 2364). PPTP and L2TP encapsulate in IP. Syzbot managed to trigger alloc warning in __alloc_pages: if (WARN_ON_ONCE_GFP(order > MAX_ORDER, gfp)) WARNING: CPU: 1 PID: 37 at mm/page_alloc.c:4544 __alloc_pages+0x3ab/0x4a0 mm/page_alloc.c:4544 __alloc_skb+0x12b/0x330 net/core/skbuff.c:651 __netdev_alloc_skb+0x72/0x3f0 net/core/skbuff.c:715 netdev_alloc_skb include/linux/skbuff.h:3225 [inline] dev_alloc_skb include/linux/skbuff.h:3238 [inline] ppp_sync_input drivers/net/ppp/ppp_synctty.c:669 [inline] ppp_sync_receive+0xff/0x680 drivers/net/ppp/ppp_synctty.c:334 tty_ldisc_receive_buf+0x14c/0x180 drivers/tty/tty_buffer.c:390 tty_port_default_receive_buf+0x70/0xb0 drivers/tty/tty_port.c:37 receive_buf drivers/tty/tty_buffer.c:444 [inline] flush_to_ldisc+0x261/0x780 drivers/tty/tty_buffer.c:494 process_one_work+0x884/0x15c0 kernel/workqueue.c:2630 With call ioctl$PPPIOCSMRU1(r1, 0x40047452, &(0x7f0000000100)=0x5e6417a8) Similar code exists in other drivers that implement ppp_channel_ops ioctl PPPIOCSMRU. Those might also be in scope. Notably excluded from this are pppol2tp_ioctl and pppoe_ioctl. This code goes back to the start of git history. Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") Reported-by: syzbot+6177e1f90d92583bcc58@syzkaller.appspotmail.com Signed-off-by: Willem de Bruijn Reviewed-by: Eric Dumazet Signed-off-by: David S. Miller Signed-off-by: Sasha Levin drivers/net/ppp/ppp_synctty.c | 4 ++++ 1 file changed, 4 insertions(+) accumulated error probability: 0.00 culprit signature: c33783ff308f0221f778bfc7333968d2f958cd8f1907c725ba43b746aea27a33 parent signature: 0d7059dc1533b6c54c6d2a25f0e7c21235c643f487a83ab43d33754e4899f86c revisions tested: 18, total time: 4h40m1.705422082s (build: 1h59m38.251416345s, test: 2h33m47.408074975s) first good commit: ab3e13b35c1ada63773a276f0f8c4fec7956cb9a ppp: limit MRU to 64K recipients (to): ["davem@davemloft.net" "edumazet@google.com" "sashal@kernel.org" "willemb@google.com"] recipients (cc): []