{"action":"created","issue":{"url":"https://api.github.com/repos/openzfsonosx/zfs/issues/360","labels_url":"https://api.github.com/repos/openzfsonosx/zfs/issues/360/labels{/name}","comments_url":"https://api.github.com/repos/openzfsonosx/zfs/issues/360/comments","events_url":"https://api.github.com/repos/openzfsonosx/zfs/issues/360/events","html_url":"https://github.com/openzfsonosx/zfs/issues/360","id":102276883,"number":360,"title":"zfs: accessing past end of object ","user":{"login":"yiding","id":240535,"avatar_url":"https://avatars.githubusercontent.com/u/240535?v=3","gravatar_id":"","url":"https://api.github.com/users/yiding","html_url":"https://github.com/yiding","followers_url":"https://api.github.com/users/yiding/followers","following_url":"https://api.github.com/users/yiding/following{/other_user}","gists_url":"https://api.github.com/users/yiding/gists{/gist_id}","starred_url":"https://api.github.com/users/yiding/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/yiding/subscriptions","organizations_url":"https://api.github.com/users/yiding/orgs","repos_url":"https://api.github.com/users/yiding/repos","events_url":"https://api.github.com/users/yiding/events{/privacy}","received_events_url":"https://api.github.com/users/yiding/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2015-08-21T01:49:12Z","updated_at":"2015-08-21T01:58:23Z","closed_at":null,"body":"Apologies if duplicate, but I got this kernel panic while compiling a bunch of files on a zfs partition.\r\n\r\nversion is 1.3.1-r2\r\n\r\n```\r\nAnonymous UUID:       1B0A65ED-65D4-1EE7-5641-5A9B240E43A6\r\n\r\nThu Aug 20 18:41:17 2015\r\n\r\n*** Panic Report ***\r\npanic(cpu 2 caller 0xffffff7f9a877a96): \"zfs: accessing past end of object 2a/5b814 (size=108544 access=108514+180)\"@spl-err.c:49\r\nBacktrace (CPU 2), Frame : Return Address\r\n0xffffff82031c3640 : 0xffffff801a12ad21 \r\n0xffffff82031c36c0 : 0xffffff7f9a877a96 \r\n0xffffff82031c3900 : 0xffffff7f9a912719 \r\n0xffffff82031c3970 : 0xffffff7f9a8ba01d \r\n0xffffff82031c39e0 : 0xffffff7f9a8bad15 \r\n0xffffff82031c3a60 : 0xffffff7f9a8bae2e \r\n0xffffff82031c3aa0 : 0xffffff7f9a928343 \r\n0xffffff82031c3b30 : 0xffffff7f9a927e53 \r\n0xffffff82031c3d10 : 0xffffff7f9a9303d8 \r\n0xffffff82031c3d50 : 0xffffff801a36e770 \r\n0xffffff82031c3dd0 : 0xffffff801a363ccf \r\n0xffffff82031c3e40 : 0xffffff801a5ec1a5 \r\n0xffffff82031c3ef0 : 0xffffff801a5ebff2 \r\n0xffffff82031c3f50 : 0xffffff801a64b376 \r\n0xffffff82031c3fb0 : 0xffffff801a2344a6 \r\n      Kernel Extensions in backtrace:\r\n         net.lundman.spl(1.3.1)[C6AC8C88-D1A1-329A-B4BA-359F129DE859]@0xffffff7f9a876000->0xffffff7f9a8aafff\r\n         net.lundman.zfs(1.3.1)[0A0974C1-DAF6-31E2-AC90-1DAFD34649D1]@0xffffff7f9a8ab000->0xffffff7f9aa59fff\r\n            dependency: com.apple.iokit.IOStorageFamily(2.0)[D0ABB996-2084-3A05-A166-5951D925EF80]@0xffffff7f9a847000\r\n            dependency: net.lundman.spl(1.3.1)[C6AC8C88-D1A1-329A-B4BA-359F129DE859]@0xffffff7f9a876000\r\n\r\nBSD process name corresponding to current thread: java\r\n\r\nMac OS version:\r\n14F27\r\n\r\nKernel version:\r\nDarwin Kernel Version 14.5.0: Wed Jul 29 02:26:53 PDT 2015; root:xnu-2782.40.9~1/RELEASE_X86_64\r\nKernel UUID: 58F06365-45C7-3CA7-B80D-173AFD1A03C4\r\nKernel slide:     0x0000000019e00000\r\nKernel text base: 0xffffff801a000000\r\n__HIB  text base: 0xffffff8019f00000\r\nSystem model name: MacBookPro11,2 (Mac-3CBD00234E554E41)\r\n\r\nSystem uptime in nanoseconds: 129163751248391\r\nlast loaded kext at 104185688670803: com.apple.driver.AppleUSBDisplays\t372.1 (addr 0xffffff7f9ccff000, size 20480)\r\nlast unloaded kext at 104312013385030: com.apple.driver.AppleUSBOHCI\t656.4.1 (addr 0xffffff7f9cbdc000, size 53248)\r\nloaded kexts:\r\ncom.facebook.security.osquery\t1\r\ncom.github.osxfuse.filesystems.osxfusefs\t2.7.5\r\ncom.carbonblack.CbOsxSensorNetmon\t402.10.21\r\ncom.carbonblack.CbOsxSensorProcmon\t402.10.21\r\norg.virtualbox.kext.VBoxNetAdp\t5.0.0\r\norg.virtualbox.kext.VBoxNetFlt\t5.0.0\r\norg.virtualbox.kext.VBoxUSB\t5.0.0\r\ncom.intel.kext.intelhaxm\t1.1.1\r\norg.virtualbox.kext.VBoxDrv\t5.0.0\r\nnet.lundman.zfs\t1.3.1\r\nnet.lundman.spl\t1.3.1\r\ncom.nomachine.driver.nxau\t4.1.b1\r\ncom.intel.driver.EnergyDriver\t2.0\r\ncom.apple.driver.AppleUSBDisplays\t372.1\r\ncom.apple.driver.AppleUSBEHCI\t705.4.14\r\ncom.apple.iokit.AppleBCM5701Ethernet\t10.1.3\r\ncom.apple.driver.AppleFWOHCI\t5.5.2\r\ncom.apple.filesystems.autofs\t3.0\r\ncom.apple.driver.AGPM\t110.19.6\r\ncom.apple.driver.ApplePlatformEnabler\t2.2.0d4\r\ncom.apple.driver.X86PlatformShim\t1.0.0\r\ncom.apple.driver.AppleOSXWatchdog\t1\r\ncom.apple.driver.AppleGraphicsDevicePolicy\t3.7.7\r\ncom.apple.driver.AppleHDA\t272.18.1\r\ncom.apple.driver.AppleUpstreamUserClient\t3.6.1\r\ncom.apple.iokit.IOBluetoothSerialManager\t4.3.6f3\r\ncom.apple.driver.AppleIntelHD5000Graphics\t10.0.6\r\ncom.apple.driver.AppleLPC\t1.7.3\r\ncom.apple.driver.AppleSMCLMU\t2.0.7d0\r\ncom.apple.driver.AppleCameraInterface\t5.36.0\r\ncom.apple.driver.AppleIntelFramebufferAzul\t10.0.6\r\ncom.apple.iokit.BroadcomBluetoothHostControllerUSBTransport\t4.3.6f3\r\ncom.apple.driver.AudioAUUC\t1.70\r\ncom.apple.iokit.IOUserEthernet\t1.0.1\r\ncom.apple.Dont_Steal_Mac_OS_X\t7.0.0\r\ncom.apple.driver.AppleHWAccess\t1\r\ncom.apple.driver.AppleHV\t1\r\ncom.apple.driver.AppleIntelSlowAdaptiveClocking\t4.0.0\r\ncom.apple.driver.AppleBacklight\t170.7.4\r\ncom.apple.driver.AppleMCCSControl\t1.2.12\r\ncom.apple.driver.AppleThunderboltIP\t2.0.2\r\ncom.apple.driver.AppleUSBTCButtons\t240.2\r\ncom.apple.driver.AppleUSBTCKeyboard\t240.2\r\ncom.apple.driver.AppleUSBCardReader\t3.5.5\r\ncom.apple.AppleFSCompression.AppleFSCompressionTypeDataless\t1.0.0d1\r\ncom.apple.AppleFSCompression.AppleFSCompressionTypeZlib\t1.0.0\r\ncom.apple.BootCache\t36\r\ncom.apple.driver.XsanFilter\t404\r\ncom.apple.iokit.IOAHCIBlockStorage\t2.7.1\r\ncom.apple.driver.AppleAHCIPort\t3.1.2\r\ncom.apple.driver.AppleUSBHub\t705.4.2\r\ncom.apple.driver.AirPort.Brcm4360\t930.37.3\r\ncom.apple.driver.AppleUSBXHCI\t710.4.11\r\ncom.apple.driver.AppleSmartBatteryManager\t161.0.0\r\ncom.apple.driver.AppleRTC\t2.0\r\ncom.apple.driver.AppleACPIButtons\t3.1\r\ncom.apple.driver.AppleHPET\t1.8\r\ncom.apple.driver.AppleSMBIOS\t2.1\r\ncom.apple.driver.AppleACPIEC\t3.1\r\ncom.apple.driver.AppleAPIC\t1.7\r\ncom.apple.nke.applicationfirewall\t161\r\ncom.apple.security.quarantine\t3\r\ncom.apple.security.TMSafetyNet\t8\r\ncom.apple.iokit.IOUSBHIDDriverPM\t710.4.7\r\ncom.apple.driver.AppleUSBAudio\t295.23\r\ncom.apple.iokit.IOFireWireIP\t2.2.6\r\ncom.apple.iokit.IOEthernetAVBController\t1.0.3b3\r\ncom.apple.iokit.IOFireWireFamily\t4.5.8\r\ncom.apple.driver.AppleThunderboltDPOutAdapter\t4.0.6\r\ncom.apple.driver.AppleThunderboltPCIUpAdapter\t2.0.2\r\ncom.apple.kext.triggers\t1.0\r\ncom.apple.driver.DspFuncLib\t272.18.1\r\ncom.apple.kext.OSvKernDSPLib\t1.15\r\ncom.apple.iokit.IOSerialFamily\t11\r\ncom.apple.AppleGraphicsDeviceControl\t3.10.25\r\ncom.apple.iokit.IOAcceleratorFamily2\t156.16\r\ncom.apple.driver.X86PlatformPlugin\t1.0.0\r\ncom.apple.driver.IOPlatformPluginFamily\t5.9.1d7\r\ncom.apple.iokit.IOBluetoothHostControllerUSBTransport\t4.3.6f3\r\ncom.apple.iokit.IOUSBUserClient\t705.4.0\r\ncom.apple.iokit.IOSurface\t97.4\r\ncom.apple.iokit.IOSlowAdaptiveClockingFamily\t1.0.0\r\ncom.apple.driver.AppleGraphicsControl\t3.10.25\r\ncom.apple.driver.AppleBacklightExpert\t1.1.0\r\ncom.apple.driver.AppleSMC\t3.1.9\r\ncom.apple.iokit.IONDRVSupport\t2.4.1\r\ncom.apple.driver.AppleSMBusController\t1.0.13d1\r\ncom.apple.driver.AppleHDAController\t272.18.1\r\ncom.apple.iokit.IOGraphicsFamily\t2.4.1\r\ncom.apple.iokit.IOHDAFamily\t272.18.1\r\ncom.apple.driver.AppleUSBMultitouch\t245.2\r\ncom.apple.iokit.IOSCSIBlockCommandsDevice\t3.7.5\r\ncom.apple.iokit.IOUSBMassStorageClass\t3.7.2\r\ncom.apple.iokit.IOSCSIArchitectureModelFamily\t3.7.5\r\ncom.apple.driver.AppleThunderboltDPInAdapter\t4.0.6\r\ncom.apple.driver.AppleThunderboltDPAdapterFamily\t4.0.6\r\ncom.apple.driver.AppleThunderboltPCIDownAdapter\t2.0.2\r\ncom.apple.iokit.IOBluetoothFamily\t4.3.6f3\r\ncom.apple.iokit.IOUSBHIDDriver\t705.4.0\r\ncom.apple.iokit.IOAudioFamily\t203.3\r\ncom.apple.vecLib.kext\t1.2.0\r\ncom.apple.driver.CoreStorage\t471.30.1\r\ncom.apple.driver.AppleUSBMergeNub\t705.4.0\r\ncom.apple.driver.AppleUSBComposite\t705.4.9\r\ncom.apple.iokit.IOAHCIFamily\t2.7.5\r\ncom.apple.driver.AppleThunderboltNHI\t3.1.7\r\ncom.apple.iokit.IOThunderboltFamily\t4.2.2\r\ncom.apple.iokit.IO80211Family\t730.60\r\ncom.apple.driver.mDNSOffloadUserClient\t1.0.1b8\r\ncom.apple.iokit.IONetworkingFamily\t3.2\r\ncom.apple.iokit.IOUSBFamily\t720.4.4\r\ncom.apple.driver.AppleEFINVRAM\t2.0\r\ncom.apple.iokit.IOHIDFamily\t2.0.0\r\ncom.apple.driver.AppleEFIRuntime\t2.0\r\ncom.apple.iokit.IOSMBusFamily\t1.1\r\ncom.apple.security.sandbox\t300.0\r\ncom.apple.kext.AppleMatch\t1.0.0d1\r\ncom.apple.driver.AppleKeyStore\t2\r\ncom.apple.driver.AppleMobileFileIntegrity\t1.0.5\r\ncom.apple.driver.AppleCredentialManager\t1.0\r\ncom.apple.driver.DiskImages\t398\r\ncom.apple.iokit.IOStorageFamily\t2.0\r\ncom.apple.iokit.IOReportFamily\t31\r\ncom.apple.driver.AppleFDEKeyStore\t28.30\r\ncom.apple.driver.AppleACPIPlatform\t3.1\r\ncom.apple.iokit.IOPCIFamily\t2.9\r\ncom.apple.iokit.IOACPIFamily\t1.4\r\ncom.apple.kec.Libm\t1\r\ncom.apple.kec.pthread\t1\r\ncom.apple.kec.corecrypto\t1.0\r\nModel: MacBookPro11,2, BootROM MBP112.0138.B15, 4 processors, Intel Core i7, 2.6 GHz, 16 GB, SMC 2.18f15\r\nGraphics: Intel Iris Pro, Intel Iris Pro, Built-In\r\nMemory Module: BANK 0/DIMM0, 8 GB, DDR3, 1600 MHz, 0x80AD, 0x484D54343147533641465238412D50422020\r\nMemory Module: BANK 1/DIMM0, 8 GB, DDR3, 1600 MHz, 0x80AD, 0x484D54343147533641465238412D50422020\r\nAirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0x134), Broadcom BCM43xx 1.0 (7.15.166.24.3)\r\nBluetooth: Version 4.3.6f3 16238, 3 services, 27 devices, 1 incoming serial ports\r\nNetwork Service: Display Ethernet (en5), Ethernet, en5\r\nNetwork Service: Wi-Fi, AirPort, en0\r\nPCI Card: Apple 57761-B0, Ethernet Controller, Thunderbolt@188,0,0\r\nPCI Card: pci11c1,5901, IEEE 1394 Open HCI, Thunderbolt@187,0,0\r\nPCI Card: pci12d8,400e, USB Open Host Controller, Thunderbolt@186,0,0\r\nPCI Card: pci12d8,400e, USB Open Host Controller, Thunderbolt@186,0,1\r\nPCI Card: pci12d8,400f, USB Enhanced Host Controller, Thunderbolt@186,0,2\r\nPCI Card: Apple 57761-B0, Ethernet Controller, Thunderbolt@193,0,0\r\nPCI Card: pci11c1,5901, IEEE 1394 Open HCI, Thunderbolt@192,0,0\r\nPCI Card: pci12d8,400e, USB Open Host Controller, Thunderbolt@198,0,0\r\nPCI Card: pci12d8,400e, USB Open Host Controller, Thunderbolt@198,0,1\r\nPCI Card: pci12d8,400f, USB Enhanced Host Controller, Thunderbolt@198,0,2\r\nSerial ATA Device: APPLE SSD SM0256F, 251 GB\r\nUSB Device: Hub\r\nUSB Device: Kinesis Keyboard Hub\r\nUSB Device: CST Laser Trackball\r\nUSB Device: Composite Device\r\nUSB Device: Apple Thunderbolt Display\r\nUSB Device: FaceTime HD Camera (Display)\r\nUSB Device: Display Audio\r\nUSB Device: Hub\r\nUSB Device: FaceTime HD Camera (Display)\r\nUSB Device: Apple Thunderbolt Display\r\nUSB Device: Display Audio\r\nUSB Device: Internal Memory Card Reader\r\nUSB Device: Apple Internal Keyboard / Trackpad\r\nUSB Device: BRCM20702 Hub\r\nUSB Device: Bluetooth USB Host Controller\r\nUSB Device: Yubico Yubikey II\r\nThunderbolt Bus: MacBook Pro, Apple Inc., 17.1\r\nThunderbolt Device: Thunderbolt Display, Apple Inc., 1, 26.2\r\n```"},"comment":{"url":"https://api.github.com/repos/openzfsonosx/zfs/issues/comments/133245436","html_url":"https://github.com/openzfsonosx/zfs/issues/360#issuecomment-133245436","issue_url":"https://api.github.com/repos/openzfsonosx/zfs/issues/360","id":133245436,"user":{"login":"lundman","id":637168,"avatar_url":"https://avatars.githubusercontent.com/u/637168?v=3","gravatar_id":"","url":"https://api.github.com/users/lundman","html_url":"https://github.com/lundman","followers_url":"https://api.github.com/users/lundman/followers","following_url":"https://api.github.com/users/lundman/following{/other_user}","gists_url":"https://api.github.com/users/lundman/gists{/gist_id}","starred_url":"https://api.github.com/users/lundman/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/lundman/subscriptions","organizations_url":"https://api.github.com/users/lundman/orgs","repos_url":"https://api.github.com/users/lundman/repos","events_url":"https://api.github.com/users/lundman/events{/privacy}","received_events_url":"https://api.github.com/users/lundman/received_events","type":"User","site_admin":false},"created_at":"2015-08-21T01:58:23Z","updated_at":"2015-08-21T01:58:23Z","body":"```\r\n0xffffff7f9a877a96\r\nzfs_panic_recover (in zfs) + 104\r\ndmu_buf_hold_array_by_dnode (in zfs) + 169\r\ndmu_write_uio_dnode (in zfs) + 84\r\ndmu_write_uio (in zfs) + 71\r\nupdate_pages (in zfs) + 399\r\nzfs_write (in zfs) + 1992\r\nzfs_vnop_write (in zfs) + 128\r\n```\r\n\r\nIs it something you can repeat? Since it is panic recover, you can ask ZFS to ignore it too\r\n"}}