ci starts bisection 2023-12-05 05:59:53.245492444 +0000 UTC m=+440502.645391814 bisecting fixing commit since a92b7d26c743b9dc06d520f863d624e94978a1d9 building syzkaller on 09ffe269727719aad37ea8145eb57fefb0097165 ensuring issue is reproducible on original commit a92b7d26c743b9dc06d520f863d624e94978a1d9 testing commit a92b7d26c743b9dc06d520f863d624e94978a1d9 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a6c05407aae2e70731cff12d0c6795fdc80192e2b39791e8cf5ce8b2121e1b7d run #0: infra problem: failed to create instance: googleapi: Error 503: Internal error. Please try again or contact Google Support. (Code: '60BBD20336C15.13F63B2.88002AA5'), backendError run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in corrupted run #2: crashed: general protection fault in __fput run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in corrupted run #4: crashed: INFO: trying to register non-static key in sock_wfree run #5: crashed: INFO: trying to register non-static key in sock_wfree run #6: crashed: KASAN: slab-use-after-free Read in locks_remove_posix run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in rcu_core run #8: crashed: kernel BUG in reiserfs_in_journal run #9: crashed: BUG: unable to handle kernel NULL pointer dereference in __hrtimer_run_queues run #10: crashed: general protection fault in locks_remove_posix run #11: crashed: BUG: corrupted list in list_lru_del run #12: crashed: general protection fault in batadv_nc_worker run #13: crashed: BUG: unable to handle kernel NULL pointer dereference in rcu_core run #14: crashed: general protection fault in locks_remove_posix run #15: crashed: KASAN: slab-use-after-free Read in locks_remove_posix run #16: crashed: BUG: unable to handle kernel paging request in corrupted run #17: crashed: WARNING in __run_timers run #18: crashed: BUG: unable to handle kernel NULL pointer dereference in __hrtimer_run_queues run #19: crashed: BUG: unable to handle kernel NULL pointer dereference in rcu_core representative crash: BUG: unable to handle kernel NULL pointer dereference in corrupted, types: [UNKNOWN] check whether we can drop unnecessary instrumentation disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit a92b7d26c743b9dc06d520f863d624e94978a1d9 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 622e8609879c09241cacc38c6ae4730bc78d303500213fad821ee65df93a99da run #0: crashed: Kernel panic - not syncinSeaBIOS (version NUM.NUM.NUM-google) run #1: crashed: BUG: unabSeaBIOS (version NUM.NUM.NUM-google) run #2: crashed: kernel panic: stack-protector: Kernel stackSeaBIOS (version NUM.NUM.NUM-google) run #3: crashed: kernel panic: stack-protector: Kernel stackSeaBIOS (version NUM.NUM.NUM-google) run #4: crashed: invalid opcode in reiserfs_in_journal run #5: crashed: invalid opcode in reiserfs_in_journal run #6: crashed: BUG: unabSeaBIOS (version NUM.NUM.NUM-google) run #7: crashed: invalid opcode in reiserfs_in_journal run #8: OK run #9: OK representative crash: Kernel panic - not syncinSeaBIOS (version NUM.NUM.NUM-google), types: [UNKNOWN] the bug reproduces without the instrumentation disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed kconfig minimization: base=3917 full=7584 leaves diff=2003 split chunks (needed=false): <2003> split chunk #0 of len 2003 into 5 parts testing without sub-chunk 1/5 disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit a92b7d26c743b9dc06d520f863d624e94978a1d9 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 68f261cbfadb26850bd627452a7a7eb4b9970088c1ba327dfbabc181a0bda902 run #0: crashed: kernel panic: stack-protectSeaBIOS (version NUM.NUM.NUM-google) run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in __fput run #2: crashed: invalid opcode in reiserfs_in_journal run #3: crashed: invalid opcode in reiserfs_in_journal run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: OK run #9: OK representative crash: kernel panic: stack-protectSeaBIOS (version NUM.NUM.NUM-google), types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit a92b7d26c743b9dc06d520f863d624e94978a1d9 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6ddcf1e8b513b4d004ef0a3f7baa00fa692585881ef328eb6aa9ac0fdb0b2102 run #0: crashed: invalid opcode in putname run #1: crashed: invalid opcode in reiserfs_in_journal run #2: crashed: kernel panic: stack-protectSeaBIOS (version NUM.NUM.NUM-google) run #3: crashed: Kernel panic - not syncinSeaBIOS (version NUM.NUM.NUM-google) run #4: crashed: invalid opcode in reiserfs_in_journal run #5: crashed: invalid opcode in reiserfs_in_journal run #6: crashed: invalid opcode in reiserfs_in_journal run #7: OK run #8: OK run #9: OK representative crash: invalid opcode in putname, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit a92b7d26c743b9dc06d520f863d624e94978a1d9 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f6098a3f5c9d59f2b3a9e953cd1d653295ae1375ede5a5bd640e4c270a04b1c4 run #0: crashed: invalid opcode in reiserfs_in_journal run #1: crashed: invalid opcode in reiserfs_in_journal run #2: crashed: invalid opcode in reiserfs_in_journal run #3: crashed: invalid opcode in reiserfs_in_journal run #4: crashed: invalid opcode in reiserfs_in_journal run #5: crashed: invalid opcode in reiserfs_in_journal run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: OK run #9: OK representative crash: invalid opcode in reiserfs_in_journal, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed testing commit a92b7d26c743b9dc06d520f863d624e94978a1d9 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9512496c2475430fc93e7035786f24fb28c548bddd9c02d350f220e0f1aa0fd6 all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit a92b7d26c743b9dc06d520f863d624e94978a1d9 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cf42a980eec435b37065c827ac81b8651359dafd8920ebf7d3ffe341cbabd8b3 run #0: crashed: invalid opcode in reiserfs_in_journal run #1: crashed: invalid opcode in reiserfs_in_journal run #2: crashed: invalid opcode in reiserfs_in_journal run #3: crashed: BUG: unable to handle kernel paging request in leaf_paste_in_buffer run #4: crashed: invalid opcode in reiserfs_in_journal run #5: crashed: invalid opcode in reiserfs_in_journal run #6: OK run #7: crashed: no output from test machine run #8: OK run #9: OK representative crash: invalid opcode in reiserfs_in_journal, types: [UNKNOWN] the chunk can be dropped minimized to 401 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ATM AX25 CC_HAS_UBSAN_BOUNDS CFG80211 CMA DAX DLM DVB_CORE ENCRYPTED_KEYS EXTCON GENEVE GPIOLIB HAMRADIO HAVE_CLK HID_SENSOR_HUB HID_SMARTJOYPLUS HID_THRUSTMASTER IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_TABLET INPUT_TOUCHSCREEN IP_SCTP L2TP LIBNVDIMM MEDIA_COMMON_OPTIONS MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_RETU MMC MTD MTD_UBI NETFILTER_CONNCOUNT NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 NF_TPROXY_IPV4 NF_TPROXY_IPV6 NILFS2_FS NLMON NLS_CODEPAGE_1250 NLS_CODEPAGE_1251 NLS_CODEPAGE_737 NLS_CODEPAGE_775 NLS_CODEPAGE_850 NLS_CODEPAGE_852 NLS_CODEPAGE_855 NLS_CODEPAGE_857 NLS_CODEPAGE_860 NLS_CODEPAGE_861 NLS_CODEPAGE_862 NLS_CODEPAGE_863 NLS_CODEPAGE_864 NLS_CODEPAGE_865 NLS_CODEPAGE_866 NLS_CODEPAGE_869 NLS_CODEPAGE_874 NLS_CODEPAGE_932 NLS_CODEPAGE_936 NLS_CODEPAGE_949 NLS_CODEPAGE_950 NLS_ISO8859_13 NLS_ISO8859_14 NLS_ISO8859_15 NLS_ISO8859_2 NLS_ISO8859_3 NLS_ISO8859_4 NLS_ISO8859_5 NLS_ISO8859_6 NLS_ISO8859_7 NLS_ISO8859_8 NLS_ISO8859_9 NLS_KOI8_R NLS_KOI8_U NLS_MAC_CELTIC NLS_MAC_CENTEURO NLS_MAC_CROATIAN NLS_MAC_CYRILLIC NLS_MAC_GAELIC NLS_MAC_GREEK NLS_MAC_ICELAND NLS_MAC_INUIT NLS_MAC_ROMAN NLS_MAC_ROMANIAN NLS_MAC_TURKISH NOP_USB_XCEIV NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NTFS_FS NTFS_RW NULL_TTY NUMA_BALANCING NUMA_BALANCING_DEFAULT_ENABLED NUMA_EMU NUMA_KEEP_MEMINFO NVDIMM_DAX NVDIMM_KEYS NVDIMM_PFN NVME_CORE NVME_FABRICS NVME_FC NVME_MULTIPATH NVME_RDMA NVME_TARGET NVME_TARGET_FC NVME_TARGET_FCLOOP NVME_TARGET_LOOP NVME_TARGET_RDMA NVME_TARGET_TCP NVME_TCP N_GSM N_HDLC OCFS2_DEBUG_FS OCFS2_FS OCFS2_FS_O2CB OCFS2_FS_STATS OCFS2_FS_USERSPACE_CLUSTER OF_GPIO OF_PMEM OMFS_FS OPENVSWITCH OPENVSWITCH_GENEVE OPENVSWITCH_GRE OPENVSWITCH_VXLAN ORANGEFS_FS OSF_PARTITION OVERLAY_FS OVERLAY_FS_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PADATA PAGE_IDLE_FLAG PAGE_POOL PAGE_POOL_STATS PAGE_REPORTING PAHOLE_HAS_SPLIT_BTF PARPORT PARPORT_NOT_PC PARTITION_ADVANCED PCCARD PCCARD_NONSTATIC PCIEAER PCI_ENDPOINT PCI_IOV PCMCIA PCMCIA_LOAD_CIS PERCPU_STATS PERSISTENT_KEYRINGS PER_VMA_LOCK_STATS 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 PM_CLK PNFS_BLOCK PNFS_FILE_LAYOUT PNFS_FLEXFILE_LAYOUT PPP PPPOATM PPPOE PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_NOTIFIERS PRISM2_USB PROC_CHILDREN PSI PSTORE PSTORE_842_COMPRESS PSTORE_COMPRESS PSTORE_DEFLATE_COMPRESS PSTORE_DEFLATE_COMPRESS_DEFAULT PSTORE_LZ4HC_COMPRESS PSTORE_LZ4_COMPRESS PSTORE_LZO_COMPRESS PSTORE_ZSTD_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN R8712U RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_TEA575X RAID6_PQ RAID_ATTRS RC_ATI_REMOTE RC_CORE RC_DEVICES RDMA_RXE RDMA_SIW RDS RDS_RDMA RDS_TCP READ_ONLY_THP_FOR_FS REALTEK_AUTOPM REED_SOLOMON REED_SOLOMON_DEC8 REGMAP REGMAP_I2C REGMAP_IRQ REGMAP_MMIO REGULATOR REGULATOR_TWL4030 REISERFS_FS REISERFS_FS_POSIX_ACL REISERFS_FS_SECURITY REISERFS_FS_XATTR REISERFS_PROC_INFO RESET_CONTROLLER RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 ROMFS_BACKED_BY_BOTH ROMFS_FS ROMFS_ON_BLOCK ROMFS_ON_MTD ROSE RTC_DRV_HID_SENSOR_TIME RXKAD SCHED_CORE SCSI_FC_ATTRS SCSI_HPSA SCSI_ISCSI_ATTRS SCSI_LOGGING SCSI_NETLINK SCSI_SAS_ATA SCSI_SAS_ATTRS SCSI_SAS_LIBSAS SCSI_SCAN_ASYNC SCSI_SRP_ATTRS SCTP_COOKIE_HMAC_MD5 SCTP_COOKIE_HMAC_SHA1 SCTP_DEFAULT_COOKIE_HMAC_MD5 SECONDARY_TRUSTED_KEYRING SECURITY_INFINIBAND SECURITY_NETWORK_XFRM SERIAL_DEV_BUS SERIAL_DEV_CTRL_TTYPORT SERIAL_MCTRL_GPIO SGI_PARTITION SIGNATURE SIGNED_PE_FILE_VERIFICATION SLHC SLIP SLIP_COMPRESSED SLIP_MODE_SLIP6 SLIP_SMART SMARTJOYPLUS_FF SMBFS SMC SMC_DIAG SMSC_PHY SMS_SIANO_MDTV SMS_SIANO_RC SMS_USB_DRV SND SND_ALOOP SND_BCD2000 SND_CTL_FAST_LOOKUP SND_CTL_LED SND_DEBUG SND_DMA_SGBUF SND_DRIVERS SND_DUMMY SND_DYNAMIC_MINORS SND_HDA SND_HDA_CODEC_ANALOG SND_HDA_CODEC_CA0110 SND_HDA_CODEC_CA0132 SND_HDA_CODEC_CIRRUS SND_HDA_CODEC_CMEDIA SND_HDA_CODEC_CONEXANT SND_HDA_CODEC_HDMI SND_HDA_CODEC_REALTEK SND_HDA_CODEC_SI3054 SND_HDA_CODEC_SIGMATEL SND_HDA_CODEC_VIA SND_HDA_COMPONENT SND_HDA_CORE SND_HDA_GENERIC SND_HDA_GENERIC_LEDS SND_HDA_HWDEP SND_HDA_I915 SND_HDA_INPUT_BEEP SND_HDA_INTEL SND_HDA_PATCH_LOADER SND_HDA_RECONFIG SND_HRTIMER SND_HWDEP SND_INTEL_DSP_CONFIG SND_INTEL_NHLT SND_INTEL_SOUNDWIRE_ACPI SND_JACK SND_JACK_INPUT_DEV SND_MIXER_OSS SND_OSSEMUL SND_PCI SND_PCM SND_PCMCIA SND_PCM_OSS SND_PCM_OSS_PLUGINS SND_PCM_TIMER SND_PCM_XRUN_DEBUG SND_PROC_FS SND_RAWMIDI SND_SEQUENCER SND_SEQUENCER_OSS SND_SEQ_DEVICE SND_SEQ_DUMMY SND_SEQ_HRTIMER_DEFAULT SND_SEQ_MIDI SND_SEQ_MIDI_EVENT SND_SEQ_VIRMIDI SND_SUPPORT_OLD_API SND_TIMER SND_USB SND_USB_6FIRE SND_USB_AUDIO SND_USB_AUDIO_USE_MEDIA_CONTROLLER SND_USB_CAIAQ SND_USB_CAIAQ_INPUT SND_USB_HIFACE SND_USB_LINE6 SND_USB_POD SND_USB_PODHD SND_USB_TONEPORT SND_USB_UA101 SND_USB_US122L SND_USB_USX2Y SND_USB_VARIAX SND_VERBOSE_PROCFS SND_VIRMIDI SND_VIRTIO SND_VMASTER SND_X86 SOCK_VALIDATE_XMIT SOLARIS_X86_PARTITION SONY_FF SOUND SOUND_OSS_CORE SOUND_OSS_CORE_PRECLAIM SPI SPI_DLN2 SPI_DYNAMIC SPI_MASTER SQUASHFS SQUASHFS_4K_DEVBLK_SIZE SQUASHFS_COMPILE_DECOMP_SINGLE SQUASHFS_DECOMP_SINGLE SQUASHFS_FILE_DIRECT SQUASHFS_LZ4 SQUASHFS_LZO SQUASHFS_XATTR SQUASHFS_XZ SQUASHFS_ZLIB SQUASHFS_ZSTD SSB SSB_PCIHOST_POSSIBLE SSB_PCMCIAHOST_POSSIBLE SSB_SDIOHOST_POSSIBLE STAGING STP STREAM_PARSER SUNRPC_BACKCHANNEL SUN_PARTITION SW_SYNC SYSFB SYSV68_PARTITION SYSV_FS TABLET_USB_ACECAD TABLET_USB_AIPTEK TABLET_USB_HANWANG TABLET_USB_KBTAB TABLET_USB_PEGASUS TAHVO_USB TAHVO_USB_HOST_BY_DEFAULT TASKS_TRACE_RCU TCG_CRB TCG_TIS TCG_TIS_CORE TCG_TPM TCP_CONG_BBR TCP_CONG_BIC TCP_CONG_CDG TCP_CONG_DCTCP TCP_CONG_HSTCP TCP_CONG_HTCP TCP_CONG_HYBLA TCP_CONG_ILLINOIS TCP_CONG_LP TCP_CONG_NV TCP_CONG_SCALABLE TCP_CONG_VEGAS TCP_CONG_VENO TCP_CONG_WESTWOOD TCP_CONG_YEAH TEXTSEARCH TEXTSEARCH_BM TEXTSEARCH_FSM TEXTSEARCH_KMP THERMAL_NETLINK THP_SWAP THRUSTMASTER_FF TIPC TIPC_CRYPTO TIPC_DIAG TIPC_MEDIA_IB TIPC_MEDIA_UDP TLS TLS_TOE 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 TRANSPARENT_HUGEPAGE_MADVISE TTPCI_EEPROM TTY_PRINTK TUN_VNET_CROSS_LE TWL4030_CORE TYPEC TYPEC_FUSB302 TYPEC_TCPCI TYPEC_TCPM TYPEC_TPS6598X 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 UBSAN_ONLY_BOUNDS 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_ACM USB_ADUTUX USB_AIRSPY USB_ALI_M5632 USB_AN2720 USB_APPLEDISPLAY USB_ARMLINUX USB_BDC_UDC USB_BELKIN USB_C67X00_HCD USB_CATC USB_CDC_PHONET USB_CHAOSKEY USB_CHIPIDEA USB_CHIPIDEA_HOST 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_PRINTER USB_DWC2 USB_GADGET USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VXLAN WIRELESS WLAN ZONE_DEVICE] disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing current HEAD bee0e7762ad2c6025b9f5245c040fcc36ef2bde8 testing commit bee0e7762ad2c6025b9f5245c040fcc36ef2bde8 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0f8078e78dbe5a77b71deeb644bb8082d9ed2bb019910c1a6ec608d2daa52415 run #0: crashed: go runtime error run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in _prb_read_valid run #2: crashed: invalid opcode in reiserfs_in_journal run #3: crashed: invalid opcode in corrupted run #4: crashed: invalid opcode in reiserfs_in_journal run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK representative crash: go runtime error, types: [UNKNOWN] crash still not fixed/happens on the oldest tested release revisions tested: 8, total time: 1h50m49.164203994s (build: 43m56.039318139s, test: 1h2m25.196418465s) crash still not fixed or there were kernel test errors commit msg: Merge tag 'for-linus-iommufd' of git://git.kernel.org/pub/scm/linux/kernel/git/jgg/iommufd crash: go runtime error fatal error: unexpected signal during runtime execution [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x0] runtime stack: runtime.throw({0xaea2d0?, 0x0?}) /usr/local/go/src/runtime/panic.go:1047 +0x5d fp=0xc000067738 sp=0xc000067708 pc=0x43627d runtime: g 0: unexpected return pc for runtime.sigpanic called from 0x0 stack: frame={sp:0xc000067738, fp:0xc000067798} stack=[0xc000066000,0xc000068000) 0x000000c000067638: 0x0000000000000004 0x000000000000001f 0x000000c000067648: 0x0000000000000000 0x0000000000000000 0x000000c000067658: 0x0000000000000001 0x000000000043627d 0x000000c000067668: 0x000000c000067708 0x0000000000ac2d14 0x000000c000067678: 0x000000c0000676b8 0x0000000000436648 0x000000c000067688: 0x000000c0003f8820 0x0000000000c60868 0x000000c000067698: 0x0000000000000001 0x000000c000067708 0x000000c0000676a8: 0x000000000043627d 0x000000c0003f8820 0x000000c0000676b8: 0x000000c0000676f8 0x00000000004365cc 0x000000c0000676c8: 0x000000c0000676d8 0x000000c0003f8820 0x000000c0000676d8: 0x0000000000436600 0x000000c0003f8820 0x000000c0000676e8: 0x000000000043627d 0x000000c000067708 0x000000c0000676f8: 0x000000c000067728 0x000000000043627d 0x000000c000067708: 0x000000c000067710 0x00000000004362a0 0x000000c000067718: 0x0000000000aea2d0 0x000000000000002a 0x000000c000067728: 0x000000c000067788 0x000000000044cf69 0x000000c000067738: <0x0000000000aea2d0 0x0000000000000000 0x000000c000067748: 0x0000000000000000 0x0000000000000000 0x000000c000067758: 0x0000000000000000 0x0000000000000000 0x000000c000067768: 0x000000c0003f8820 0x0000000000000000 0x000000c000067778: 0x0000000000000000 0x0000000000000000 0x000000c000067788: 0x000000c0000677d0 !0x0000000000000000 0x000000c000067798: >0x0000000000000000 0x0000000000000000 0x000000c0000677a8: 0x0000000000000000 0x0000000000000000 0x000000c0000677b8: 0x0000000000000000 0x0000000000000000 0x000000c0000677c8: 0x0000000000000000 0x0000000000000000 0x000000c0000677d8: 0x0000000000000000 0x0000000000000000 0x000000c0000677e8: 0x0000000000000000 0x0000000000000000 0x000000c0000677f8: 0x0000000000000000 0x0000000000000000 0x000000c000067808: 0x0000000000000000 0x0000000000000000 0x000000c000067818: 0x0000000000000000 0x0000000000000000 0x000000c000067828: 0x0000000000000000 0x0000000000000000 0x000000c000067838: 0x0000000000000000 0x0000000000000000 0x000000c000067848: 0x0000000000000000 0x0000000000000000 0x000000c000067858: 0x0000000000000000 0x0000000000000000 0x000000c000067868: 0x0000000000000000 0x0000000000000000 0x000000c000067878: 0x0000000000000000 0x0000000000000000 0x000000c000067888: 0x0000000000000000 0x0000000000000000 runtime.sigpanic() /usr/local/go/src/runtime/signal_unix.go:821 +0x3e9 fp=0xc000067798 sp=0xc000067738 pc=0x44cf69 goroutine 1 [semacquire]: runtime.gopark(0x8e0da5?, 0xc000f3fdf0?, 0x0?, 0x80?, 0xc00025c930?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000f3fd80 sp=0xc000f3fd60 pc=0x438f96 runtime.goparkunlock(...) /usr/local/go/src/runtime/proc.go:387 runtime.semacquire1(0xc000039d78, 0xf8?, 0x1, 0x0, 0xa0?) /usr/local/go/src/runtime/sema.go:160 +0x20f fp=0xc000f3fde8 sp=0xc000f3fd80 pc=0x44a18f sync.runtime_Semacquire(0x52e516?) /usr/local/go/src/runtime/sema.go:62 +0x27 fp=0xc000f3fe20 sp=0xc000f3fde8 pc=0x465187 sync.(*WaitGroup).Wait(0xc00008a180?) /usr/local/go/src/sync/waitgroup.go:116 +0x4b fp=0xc000f3fe48 sp=0xc000f3fe20 pc=0x4740eb main.main() /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:123 +0x625 fp=0xc000f3ff80 sp=0xc000f3fe48 pc=0x8f2b45 runtime.main() /usr/local/go/src/runtime/proc.go:250 +0x207 fp=0xc000f3ffe0 sp=0xc000f3ff80 pc=0x438b67 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000f3ffe8 sp=0xc000f3ffe0 pc=0x4693e1 goroutine 2 [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000056fb0 sp=0xc000056f90 pc=0x438f96 runtime.goparkunlock(...) /usr/local/go/src/runtime/proc.go:387 runtime.forcegchelper() /usr/local/go/src/runtime/proc.go:305 +0xb0 fp=0xc000056fe0 sp=0xc000056fb0 pc=0x438dd0 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000056fe8 sp=0xc000056fe0 pc=0x4693e1 created by runtime.init.6 /usr/local/go/src/runtime/proc.go:293 +0x25 goroutine 3 [GC sweep wait]: runtime.gopark(0x1?, 0x0?, 0x0?, 0x0?, 0x0?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000057780 sp=0xc000057760 pc=0x438f96 runtime.goparkunlock(...) /usr/local/go/src/runtime/proc.go:387 runtime.bgsweep(0x0?) /usr/local/go/src/runtime/mgcsweep.go:319 +0xde fp=0xc0000577c8 sp=0xc000057780 pc=0x42415e runtime.gcenable.func1() /usr/local/go/src/runtime/mgc.go:178 +0x26 fp=0xc0000577e0 sp=0xc0000577c8 pc=0x4193e6 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000577e8 sp=0xc0000577e0 pc=0x4693e1 created by runtime.gcenable /usr/local/go/src/runtime/mgc.go:178 +0x6b goroutine 4 [GC scavenge wait]: runtime.gopark(0xc000074000?, 0xc60798?, 0x0?, 0x0?, 0x0?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000057f70 sp=0xc000057f50 pc=0x438f96 runtime.goparkunlock(...) /usr/local/go/src/runtime/proc.go:387 runtime.(*scavengerState).park(0x1eaaa80) /usr/local/go/src/runtime/mgcscavenge.go:400 +0x53 fp=0xc000057fa0 sp=0xc000057f70 pc=0x422053 runtime.bgscavenge(0x0?) /usr/local/go/src/runtime/mgcscavenge.go:633 +0x65 fp=0xc000057fc8 sp=0xc000057fa0 pc=0x422645 runtime.gcenable.func2() /usr/local/go/src/runtime/mgc.go:179 +0x26 fp=0xc000057fe0 sp=0xc000057fc8 pc=0x419386 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000057fe8 sp=0xc000057fe0 pc=0x4693e1 created by runtime.gcenable /usr/local/go/src/runtime/mgc.go:179 +0xaa goroutine 17 [finalizer wait]: runtime.gopark(0x439312?, 0x7f5536383a48?, 0x0?, 0x0?, 0xc000056770?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000056628 sp=0xc000056608 pc=0x438f96 runtime.runfinq() /usr/local/go/src/runtime/mfinal.go:193 +0x107 fp=0xc0000567e0 sp=0xc000056628 pc=0x418427 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000567e8 sp=0xc0000567e0 pc=0x4693e1 created by runtime.createfing /usr/local/go/src/runtime/mfinal.go:163 +0x45 goroutine 18 [select]: runtime.gopark(0xc000052788?, 0x3?, 0x90?, 0x0?, 0xc000052772?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0000525f8 sp=0xc0000525d8 pc=0x438f96 runtime.selectgo(0xc000052788, 0xc00005276c, 0xc0000fde80?, 0x0, 0x0?, 0x1) /usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000052738 sp=0xc0000525f8 pc=0x44909e go.opencensus.io/stats/view.(*worker).start(0xc0000fde80) /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:292 +0xad fp=0xc0000527c8 sp=0xc000052738 pc=0x88d16d go.opencensus.io/stats/view.init.0.func1() /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x26 fp=0xc0000527e0 sp=0xc0000527c8 pc=0x88c3a6 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000527e8 sp=0xc0000527e0 pc=0x4693e1 created by go.opencensus.io/stats/view.init.0 /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x96 goroutine 19 [GC worker (idle)]: runtime.gopark(0xb912a6a4d?, 0x0?, 0x0?, 0x0?, 0x0?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000052f50 sp=0xc000052f30 pc=0x438f96 runtime.gcBgMarkWorker() /usr/local/go/src/runtime/mgc.go:1275 +0xf1 fp=0xc000052fe0 sp=0xc000052f50 pc=0x41b151 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000052fe8 sp=0xc000052fe0 pc=0x4693e1 created by runtime.gcBgMarkStartWorkers /usr/local/go/src/runtime/mgc.go:1199 +0x25 goroutine 5 [GC worker (idle)]: runtime.gopark(0xb912968be?, 0x0?, 0x0?, 0x0?, 0x0?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000058750 sp=0xc000058730 pc=0x438f96 runtime.gcBgMarkWorker() /usr/local/go/src/runtime/mgc.go:1275 +0xf1 fp=0xc0000587e0 sp=0xc000058750 pc=0x41b151 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000587e8 sp=0xc0000587e0 pc=0x4693e1 created by runtime.gcBgMarkStartWorkers /usr/local/go/src/runtime/mgc.go:1199 +0x25 goroutine 22 [IO wait]: runtime.gopark(0x543280?, 0xb?, 0x0?, 0x0?, 0xa?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0000c19e8 sp=0xc0000c19c8 pc=0x438f96 runtime.netpollblock(0x4bf3e5?, 0x40482f?, 0x0?) /usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc0000c1a20 sp=0xc0000c19e8 pc=0x4318f7 internal/poll.runtime_pollWait(0x7f55363a6af8, 0x72) /usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc0000c1a40 sp=0xc0000c1a20 pc=0x4637a9 internal/poll.(*pollDesc).wait(0xc0000a7f20?, 0xc0003fe220?, 0x1) /usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc0000c1a68 sp=0xc0000c1a40 pc=0x4daa92 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:89 internal/poll.(*FD).Read(0xc0000a7f20, {0xc0003fe220, 0xc, 0xc}) /usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc0000c1b00 sp=0xc0000c1a68 pc=0x4dbe79 os.(*File).read(...) /usr/local/go/src/os/file_posix.go:31 os.(*File).Read(0xc000eb2020, {0xc0003fe220?, 0xc0000c1b90?, 0x40de27?}) /usr/local/go/src/os/file.go:118 +0x5e fp=0xc0000c1b58 sp=0xc0000c1b00 pc=0x4e72de io.ReadAtLeast({0xc9b7c0, 0xc000eb2020}, {0xc0003fe220, 0xc, 0xc}, 0xc) /usr/local/go/src/io/io.go:332 +0x9a fp=0xc0000c1ba0 sp=0xc0000c1b58 pc=0x4748ba io.ReadFull(...) /usr/local/go/src/io/io.go:351 github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0000f42a0, 0x7f5535cc2000?, {0x0, 0x0, 0x0}) /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc0000c1d58 sp=0xc0000c1ba0 pc=0x8f0759 github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000228510, 0x0?, 0xc00109c340) /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc0000c1e38 sp=0xc0000c1d58 pc=0x8ec78e main.(*Context).execute(0xc0004ce000, 0x0?, 0x0?, 0x0?) /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:171 +0x146 fp=0xc0000c1f28 sp=0xc0000c1e38 pc=0x8f3166 main.(*Context).run(0xc0004ce000, 0x0?) /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:156 +0xc5 fp=0xc0000c1fa0 sp=0xc0000c1f28 pc=0x8f2ee5 main.main.func3() /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:119 +0x5c fp=0xc0000c1fe0 sp=0xc0000c1fa0 pc=0x8f2cdc runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000c1fe8 sp=0xc0000c1fe0 pc=0x4693e1 created by main.main /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:117 +0x588 goroutine 6 [IO wait]: runtime.gopark(0x0?, 0xb?, 0x0?, 0x0?, 0x8?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000059de8 sp=0xc000059dc8 pc=0x438f96 runtime.netpollblock(0x4bf3e5?, 0x40482f?, 0x0?) /usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000059e20 sp=0xc000059de8 pc=0x4318f7 internal/poll.runtime_pollWait(0x7f55363a6cd8, 0x72) /usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000059e40 sp=0xc000059e20 pc=0x4637a9 internal/poll.(*pollDesc).wait(0xc0000a7e60?, 0xc001180000?, 0x1) /usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000059e68 sp=0xc000059e40 pc=0x4daa92 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:89 internal/poll.(*FD).Read(0xc0000a7e60, {0xc001180000, 0x20000, 0x20000}) /usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000059f00 sp=0xc000059e68 pc=0x4dbe79 os.(*File).read(...) /usr/local/go/src/os/file_posix.go:31 os.(*File).Read(0xc000eb2010, {0xc001180000?, 0xc000059f90?, 0x0?}) /usr/local/go/src/os/file.go:118 +0x5e fp=0xc000059f58 sp=0xc000059f00 pc=0x4e72de github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0000f42a0) /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc000059fc8 sp=0xc000059f58 pc=0x8ef84a github.com/google/syzkaller/pkg/ipc.makeCommand.func7() /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc000059fe0 sp=0xc000059fc8 pc=0x8ef78a runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000059fe8 sp=0xc000059fe0 pc=0x4693e1 created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b goroutine 23 [chan receive]: runtime.gopark(0xc000053e88?, 0xc000053ee0?, 0x53?, 0xc8?, 0xc000053ee0?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000053eb0 sp=0xc000053e90 pc=0x438f96 runtime.chanrecv(0xc000078ba0, 0x0, 0x1) /usr/local/go/src/runtime/chan.go:583 +0x49d fp=0xc000053f40 sp=0xc000053eb0 pc=0x406f5d runtime.chanrecv1(0xc000078ba0?, 0xc000053fb0?) /usr/local/go/src/runtime/chan.go:442 +0x18 fp=0xc000053f68 sp=0xc000053f40 pc=0x406a98 github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1() /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:78 +0x8a fp=0xc000053fe0 sp=0xc000053f68 pc=0x52e5ca runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000053fe8 sp=0xc000053fe0 pc=0x4693e1 created by github.com/google/syzkaller/pkg/osutil.HandleInterrupts /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:75 +0x56 goroutine 24 [select, locked to thread]: runtime.gopark(0xc0000547a8?, 0x2?, 0x12?, 0x93?, 0xc0000547a4?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000054618 sp=0xc0000545f8 pc=0x438f96 runtime.selectgo(0xc0000547a8, 0xc0000547a0, 0x0?, 0x0, 0x0?, 0x1) /usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000054758 sp=0xc000054618 pc=0x44909e runtime.ensureSigM.func1() /usr/local/go/src/runtime/signal_unix.go:1000 +0x1af fp=0xc0000547e0 sp=0xc000054758 pc=0x46122f runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000547e8 sp=0xc0000547e0 pc=0x4693e1 created by runtime.ensureSigM /usr/local/go/src/runtime/signal_unix.go:983 +0xbd goroutine 25 [syscall]: runtime.notetsleepg(0x0?, 0x0?) /usr/local/go/src/runtime/lock_futex.go:236 +0x34 fp=0xc000054fa0 sp=0xc000054f68 pc=0x40c534 os/signal.signal_recv() /usr/local/go/src/runtime/sigqueue.go:152 +0x2f fp=0xc000054fc0 sp=0xc000054fa0 pc=0x4659af os/signal.loop() /usr/local/go/src/os/signal/signal_unix.go:23 +0x19 fp=0xc000054fe0 sp=0xc000054fc0 pc=0x52cc59 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000054fe8 sp=0xc000054fe0 pc=0x4693e1 created by os/signal.Notify.func1.1 /usr/local/go/src/os/signal/signal.go:151 +0x2a goroutine 7 [syscall]: syscall.Syscall6(0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /usr/local/go/src/syscall/syscall_linux.go:91 +0x36 fp=0xc0000535e0 sp=0xc000053558 pc=0x4c1536 os.(*Process).blockUntilWaitable(0xc0002241b0) /usr/local/go/src/os/wait_waitid.go:32 +0x87 fp=0xc0000536b8 sp=0xc0000535e0 pc=0x4edee7 os.(*Process).wait(0xc0002241b0) /usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000053718 sp=0xc0000536b8 pc=0x4e6b28 os.(*Process).Wait(...) /usr/local/go/src/os/exec.go:132 os/exec.(*Cmd).Wait(0xc000ebc000) /usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000053780 sp=0xc000053718 pc=0x528885 github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0000f42a0) /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc0000537c8 sp=0xc000053780 pc=0x8ef6d2 github.com/google/syzkaller/pkg/ipc.makeCommand.func8() /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc0000537e0 sp=0xc0000537c8 pc=0x8ef66a runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000537e8 sp=0xc0000537e0 pc=0x4693e1 created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c goroutine 12 [select]: runtime.gopark(0xc0000597b0?, 0x2?, 0x60?, 0x96?, 0xc00005978c?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000059618 sp=0xc0000595f8 pc=0x438f96 runtime.selectgo(0xc0000597b0, 0xc000059788, 0xc0003fe130?, 0x0, 0x4?, 0x1) /usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000059758 sp=0xc000059618 pc=0x44909e github.com/google/syzkaller/pkg/ipc.(*command).exec.func1() /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc0000597e0 sp=0xc000059758 pc=0x8f0e5d runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000597e8 sp=0xc0000597e0 pc=0x4693e1 created by github.com/google/syzkaller/pkg/ipc.(*command).exec /syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b