ci2 starts bisection 2023-10-19 21:24:54.405999029 +0000 UTC m=+40478.560582380 bisecting fixing commit since 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 building syzkaller on 0b6286dc40e114a33a60c7fbbddbe7fcffc1bb4c ensuring issue is reproducible on original commit 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 testing commit 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d98eaa7d8059feaff32dceaf9d239ba7e01f83ab81727a2374db066b56bbc4fa all runs: crashed: general protection fault in serio_handle_event representative crash: general protection fault in serio_handle_event, types: [UNKNOWN] check whether we can drop unnecessary instrumentation disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fba3c72c2a1d38fa77a9c756e64ae2a9fa2b2df0bdd938ab8c32a240c9905342 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event representative crash: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event, types: [UNKNOWN] the bug reproduces without the instrumentation disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed kconfig minimization: base=3876 full=7685 leaves diff=2020 split chunks (needed=false): <2020> split chunk #0 of len 2020 into 5 parts testing without sub-chunk 1/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3294766ba50e6e771fffd8f9f6a08d7169753b7980a9b79af4016f79ee65208d all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event representative crash: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 013c266945cc45022d8ba0a38465a677386fadac6eb0acd2fc921b634965218a all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event representative crash: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ba94c6c456c5747796ac3870e83ab1958200c52aecd13a893f1724a293074ecb all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event representative crash: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 58a5081da2e69e98be1e470cf5ff6ec7d7e2a3db3b7f0bb411fa671855fac2cc all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event representative crash: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 829e8dbd322d150135d96ea310e3b728d059f89c74b710cca8c4f479d9336af4 all runs: OK false negative chance: 0.000 minimized to 404 configs; suspects: [ARCH_ENABLE_MEMORY_HOTREMOVE ATM BCMA BLK_DEV_ZONED BPF_SYSCALL CARDBUS CFG80211 CFG80211_WEXT CMA COMMON_CLK CONTIG_ALLOC CRYPTO_842 CRYPTO_LZ4 CRYPTO_LZ4HC CRYPTO_LZO CRYPTO_ZSTD DVB_CORE EXTCON FB GPIOLIB HID_ZEROPLUS I2C_MUX IIO IOMMUFD IRQ_REMAP KVM KVM_INTEL LIBNVDIMM MEDIA_ANALOG_TV_SUPPORT MEDIA_CAMERA_SUPPORT MEDIA_CEC_SUPPORT MEDIA_CONTROLLER MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_TEST_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_VIPERBOARD PARPORT PCCARD PCMCIA PHONET RADIO_ADAPTERS RADIO_SI470X RADIO_SI4713 RC_CORE RFKILL SND SOUND SPI SSB TAP TARGET_CORE TUN USB_AMD5536UDC USB_ATM USB_CONFIGFS 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_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_ASYNC V4L2_FWNODE V4L2_MEM2MEM_DEV V4L_TEST_DRIVERS VALIDATE_FS_PARSER VDPA VDPA_SIM VDPA_SIM_BLOCK VDPA_SIM_NET VDPA_USER VETH VFIO VFIO_GROUP 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_CAMERA_SENSOR 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 WANT_DEV_COREDUMP WEXT_CORE WEXT_PRIV WEXT_PROC WIREGUARD WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ADMTEK WLAN_VENDOR_PURELIFI WLAN_VENDOR_SILABS X86_SGX X86_SGX_KVM X86_USER_SHADOW_STACK 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 [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing current HEAD ce55c22ec8b223a90ff3e084d842f73cfba35588 testing commit ce55c22ec8b223a90ff3e084d842f73cfba35588 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f1942ff95c72ed4b8037afbc3ad70bc71e4398299f21ce58964bf331f1438dc6 all runs: OK false negative chance: 0.000 # git bisect start ce55c22ec8b223a90ff3e084d842f73cfba35588 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 Bisecting: 1488 revisions left to test after this (roughly 11 steps) [e789286468a9ea7acb5aae09a11bdfc7d46874ec] Merge tag 'x86-urgent-2023-09-17' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip determine whether the revision contains the guilty commit revision 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 crashed and is reachable testing commit e789286468a9ea7acb5aae09a11bdfc7d46874ec gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ff583a0bf31945ea19318ae8396b8df9e821051c92c69f9be12e6a7766b054eb all runs: OK false negative chance: 0.000 # git bisect bad e789286468a9ea7acb5aae09a11bdfc7d46874ec Bisecting: 745 revisions left to test after this (roughly 10 steps) [51fe0a470543f345e3c62b6798929de3ddcedc1d] net: ethernet: mvpp2_main: fix possible OOB write in mvpp2_ethtool_get_rxnfc() determine whether the revision contains the guilty commit revision 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 crashed and is reachable testing commit 51fe0a470543f345e3c62b6798929de3ddcedc1d gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4630e65645840ef31ae77c9540add57e62943cbe017af05f62c211e6461b98a0 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event representative crash: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event, types: [UNKNOWN] # git bisect good 51fe0a470543f345e3c62b6798929de3ddcedc1d Bisecting: 268 revisions left to test after this (roughly 9 steps) [535a265d7f0dd50d8c3a4f8b4f3a452d56bd160f] Merge tag 'perf-tools-for-v6.6-1-2023-09-05' of git://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools determine whether the revision contains the guilty commit revision 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 crashed and is reachable testing commit 535a265d7f0dd50d8c3a4f8b4f3a452d56bd160f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: feefab09c3e3cc7d099737e7df293d9648e36727c6bfabc2b510cc6c63ec622f all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event representative crash: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event, types: [UNKNOWN] # git bisect good 535a265d7f0dd50d8c3a4f8b4f3a452d56bd160f Bisecting: 143 revisions left to test after this (roughly 7 steps) [e42bebf6db296d7fbfb3dd6782977d626e94031e] Merge tag 'efi-fixes-for-v6.6-1' of git://git.kernel.org/pub/scm/linux/kernel/git/efi/efi determine whether the revision contains the guilty commit revision 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 crashed and is reachable testing commit e42bebf6db296d7fbfb3dd6782977d626e94031e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 92ddf52789acad4ca4e6b24c7cefa30dd8481aeba4d4167f0a8e63035990cd6c all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event representative crash: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event, types: [UNKNOWN] # git bisect good e42bebf6db296d7fbfb3dd6782977d626e94031e Bisecting: 72 revisions left to test after this (roughly 6 steps) [57d88e8a5974644039fbc47806bac7bb12025636] Merge tag 'linux-kselftest-fixes-6.6-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest determine whether the revision contains the guilty commit revision 535a265d7f0dd50d8c3a4f8b4f3a452d56bd160f crashed and is reachable testing commit 57d88e8a5974644039fbc47806bac7bb12025636 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a97b3990782493fc2a5d0701ec6584dd4c3705f25b30047666d7838682ab8949 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event representative crash: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event, types: [UNKNOWN] # git bisect good 57d88e8a5974644039fbc47806bac7bb12025636 Bisecting: 32 revisions left to test after this (roughly 5 steps) [ad8a69f361b9b9a0272ed66f04e6060b736d2788] Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi determine whether the revision contains the guilty commit revision 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 crashed and is reachable testing commit ad8a69f361b9b9a0272ed66f04e6060b736d2788 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ba521bbe262efb0dc6e7f182492c977b988685757067dc3c62e2e5059ba324ae all runs: OK false negative chance: 0.000 # git bisect bad ad8a69f361b9b9a0272ed66f04e6060b736d2788 Bisecting: 17 revisions left to test after this (roughly 4 steps) [cc3e5afc6a8c5d9d1c30e7612da80ca327e43552] Merge tag 'ata-6.6-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/libata determine whether the revision contains the guilty commit revision 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 crashed and is reachable testing commit cc3e5afc6a8c5d9d1c30e7612da80ca327e43552 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5a3fbf830eafa2d4aee3684c4171ba364456da3a94d25fa8e7ebf6411c737966 all runs: OK false negative chance: 0.000 # git bisect bad cc3e5afc6a8c5d9d1c30e7612da80ca327e43552 Bisecting: 9 revisions left to test after this (roughly 4 steps) [205d0494782ff7062afedf8945c085b49ccada7d] Merge tag 'driver-core-6.6-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core determine whether the revision contains the guilty commit revision 51fe0a470543f345e3c62b6798929de3ddcedc1d crashed and is reachable testing commit 205d0494782ff7062afedf8945c085b49ccada7d gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9deadd9bde74dda8da44d8efa0149110fa93db1c89010f2fa63f2c58530c300a all runs: OK false negative chance: 0.000 # git bisect bad 205d0494782ff7062afedf8945c085b49ccada7d Bisecting: 5 revisions left to test after this (roughly 3 steps) [637f33a4fe864ac8636e22766d67210e801fcd0d] i2c: cadence: Fix the kernel-doc warnings determine whether the revision contains the guilty commit revision 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 crashed and is reachable testing commit 637f33a4fe864ac8636e22766d67210e801fcd0d gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 85ad2c17ff262e584b3341f2c0da79c586927ba5fa9eef2d9427650f3ac17f13 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event representative crash: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event, types: [UNKNOWN] # git bisect good 637f33a4fe864ac8636e22766d67210e801fcd0d Bisecting: 2 revisions left to test after this (roughly 2 steps) [fd455e77a67690aab2aae885fa0e2e2a9b98bd2b] Merge tag 'char-misc-6.6-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc determine whether the revision contains the guilty commit revision 637f33a4fe864ac8636e22766d67210e801fcd0d crashed and is reachable testing commit fd455e77a67690aab2aae885fa0e2e2a9b98bd2b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 36d4821944a7c04257b91eb605c9273edf3c1b841ad922f537b55b94da898ea5 run #0: infra problem: create image operation failed: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0xc00445ce10 0xc00445cf00 0xc00445cfa0] Location: Message:The zone 'projects/syzkaller/zones/us-central1-c' does not have enough resources available to fulfill the request. '(resource type:compute)'. ForceSendFields:[] NullFields:[]}. run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event run #8: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event run #9: crashed: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event representative crash: BUG: unable to handle kernel NULL pointer dereference in serio_handle_event, types: [UNKNOWN] # git bisect good fd455e77a67690aab2aae885fa0e2e2a9b98bd2b Bisecting: 0 revisions left to test after this (roughly 1 step) [139e08188babf7a4c5f0df54b605105852fc347a] Documentation: embargoed-hardware-issues.rst: Add myself for RISC-V determine whether the revision contains the guilty commit revision 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 crashed and is reachable testing commit 139e08188babf7a4c5f0df54b605105852fc347a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b6919b796ab60f82a0df4c49e6a306838b6cdb9b53887be28218f8ea4d8d18cc all runs: OK false negative chance: 0.000 # git bisect bad 139e08188babf7a4c5f0df54b605105852fc347a Bisecting: 0 revisions left to test after this (roughly 0 steps) [fd6f7ad2fd4d53fa14f4fd190f9b05d043973892] driver core: return an error when dev_set_name() hasn't happened determine whether the revision contains the guilty commit revision 65d6e954e37872fd9afb5ef3fc0481bb3c2f20f4 crashed and is reachable testing commit fd6f7ad2fd4d53fa14f4fd190f9b05d043973892 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dd695c646f206a0f1e54c2e72551ebc6a766ea88a7dd591bc113e4d06f710cb1 all runs: OK false negative chance: 0.000 # git bisect bad fd6f7ad2fd4d53fa14f4fd190f9b05d043973892 fd6f7ad2fd4d53fa14f4fd190f9b05d043973892 is the first bad commit commit fd6f7ad2fd4d53fa14f4fd190f9b05d043973892 Author: Andy Shevchenko Date: Mon Aug 28 17:58:24 2023 +0300 driver core: return an error when dev_set_name() hasn't happened The commit d21fdd07cea4 ("driver core: Return proper error code when dev_set_name() fails") rewrote the logic of handling the dev_set_name() error codes, but missed the point that initially set error value to -EINVAL might be rewritten and hence the error path can't be triggered at some circumstances. To fix this, make sure that error variable is set to -EINVAL when other conditionals are false. Reported-by: syzbot+bdfb03b1ec8b342c12cb@syzkaller.appspotmail.com Fixes: d21fdd07cea4 ("driver core: Return proper error code when dev_set_name() fails") Signed-off-by: Andy Shevchenko Link: https://lore.kernel.org/r/20230828145824.3895288-1-andriy.shevchenko@linux.intel.com Signed-off-by: Greg Kroah-Hartman drivers/base/core.c | 2 ++ 1 file changed, 2 insertions(+) accumulated error probability: 0.00 parent commit 0bb80ecc33a8fb5a682236443c1e740d5c917d1d wasn't tested testing commit 0bb80ecc33a8fb5a682236443c1e740d5c917d1d gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 101b474c453825743fb4e5ad1148a64df5e57245359952b1c7da455c36d6a1ee culprit signature: dd695c646f206a0f1e54c2e72551ebc6a766ea88a7dd591bc113e4d06f710cb1 parent signature: 101b474c453825743fb4e5ad1148a64df5e57245359952b1c7da455c36d6a1ee revisions tested: 20, total time: 3h55m7.85915618s (build: 1h33m42.674330538s, test: 2h3m49.526941758s) first good commit: fd6f7ad2fd4d53fa14f4fd190f9b05d043973892 driver core: return an error when dev_set_name() hasn't happened recipients (to): ["andriy.shevchenko@linux.intel.com" "gregkh@linuxfoundation.org"] recipients (cc): []