问题遇到的现象和发生背景
Ubuntu 18.04版本，运行在Nx主板上。
问题相关代码，请勿粘贴截图
查看系统日志后，感觉有些错误。但没有分析到具体原因。
Sep 23 13:50:58 bekl-desktop dbus-daemon[7049]: [session uid=1000 pid=7049] Successfully activated service 'org.gnome.Terminal'
Sep 23 13:50:58 bekl-desktop systemd[6468]: Started GNOME Terminal Server.
Sep 23 13:50:58 bekl-desktop kernel: [ 35.583262] serial-tegra 3100000.serial: RxData DMA copy to tty layer failed
Sep 23 13:50:58 bekl-desktop compiz[7638]: WARN 2021-09-23 13:50:58 unity.filemanager.gnome GnomeFileManager.cpp:69 Locations have been invalidated, maybe there's no filemanager around...
Sep 23 13:50:58 bekl-desktop kernel: [ 35.938786] serial-tegra 3100000.serial: RxData DMA copy to tty layer failed
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540214] CPU4: SError detected, daif=140, spsr=0x80c00045, mpidr=80000200, esr=be000000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540228] CPU2: SError detected, daif=140, spsr=0x20000000, mpidr=80000100, esr=be000000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540234] CPU3: SError detected, daif=140, spsr=0x80000000, mpidr=80000101, esr=be000000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540247] CPU1: SError detected, daif=1c0, spsr=0x80c000c5, mpidr=80000001, esr=be000000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540268] CPU0: SError detected, daif=1c0, spsr=0x4000c5, mpidr=80000000, esr=be000000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540347] **************************************
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540350] * For more Internal Decode Help
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540353] * http://nv/cbberr
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540355] * NVIDIA userID is required to access
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540357] **************************************
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540363] CPU:2, Error:CBB-NOC
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540369] Error Logger : 0
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540380] CPU5: SError detected, daif=1c0, spsr=0x80c000c5, mpidr=80000201, esr=be000000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540384] ErrLog0 : 0x80030008
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540388] Transaction Type : WR - Write, Incrementing
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540391] Error Code : SLV
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540394] Error Source : Target
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540397] Error Description : Target error detected by CBB slave
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540411] AXI2APB_3 bridge error: SFIFONE - Status FIFO Not Empty interrupt
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540416] AXI2APB_3 bridge error: TIM - Timer(Timeout) interrupt
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540423] AXI2APB_4 bridge error: RDFIFOF - Read Response FIFO Full interrupt
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540424] Packet header Lock : 0
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540433] Packet header Len1 : 3
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540436] NOC protocol version : version >= 2.7
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540439] ErrLog1 : 0x320011
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540442] ErrLog2 : 0x0
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540444] RouteId : 0x320011
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540448] InitFlow : ccroc_p2ps/I/ccroc_p2ps
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540451] Targflow : axis_satellite_grout/T/axis_satellite_grout
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540454] TargSubRange : 0
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540456] SeqId : 0
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540459] ErrLog3 : 0x3100004
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540462] ErrLog4 : 0x0
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540480] Address : 0x3100004 -- /serial@3100000 + 0x4
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540483] ErrLog5 : 0x409f851
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540486] Non-Modify : 0x1
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540489] AXI ID : 0x8
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540492] Master ID : CCPLEX
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540495] Security Group(GRPSEC): 0x7e
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540498] Cache : 0x1 -- Device
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540501] Protection : 0x2 -- Unprivileged, Non-Secure, Data Access
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540504] FALCONSEC : 0x0
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540507] Virtual Queuing Channel(VQC): 0x0
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540510] **************************************
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540515] ras_ccplex_serr_callback: Scanning CCPLEX Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540545] **************************************
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540548] RAS Error in SCF:IOB, ERRSELR_EL1=1025:
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540551] Status = 0xf4009604
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540555] IERR = CBB Interface Error: 0x96
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540557] SERR = Assertion Failure: 0x4
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540560] Uncorrectable (this is fatal)
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540569] MISC0 = 0x40
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540572] MISC1 = 0xaa4a404221
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540578] ADDR = 0x8000000003100000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540597] **************************************
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540604] ras_corecluster_serr_callback:Scanning CoreCluster Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540617] **************************************
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540620] RAS Error in L2, ERRSELR_EL1=512:
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540622] Status = 0xf4006512
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540625] IERR = SCF to L2 Slave Error Write: 0x65
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540628] SERR = Error response from slave: 0x12
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540631] Uncorrectable (this is fatal)
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540639] MISC0 = 0x80000000200000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540642] MISC1 = 0x20ac0000002
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540648] ADDR = 0x8000000003100000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540654] **************************************
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540701] ras_core_serr_callback: Scanning Core Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540813] Bad mode in Error handler detected on CPU2, code 0xbe000000 -- SError
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540853] Internal error: Oops - bad mode: 0 [#1] PREEMPT SMP
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540898] Modules linked in: bnep fuse xt_multiport iptable_filter ip6table_filter ip6_tables zram ch341 overlay spidev nvgpu bluedroid_pm ip_tables
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540899] ras_ccplex_serr_callback: Scanning CCPLEX Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540904] x_tables
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540915] CPU: 2 PID: 7938 Comm: gnome-terminal- Not tainted 4.9.140-tegra #1
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540918] Hardware name: NVIDIA Jetson Xavier NX Developer Kit (DT)
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540922] task: ffffffc385e77000 task.stack: ffffffc39c25c000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540927] PC is at 0x7f9bf95c90
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540931] ras_corecluster_serr_callback:Scanning CoreCluster Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540934] LR is at 0x7f9bf95c58
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540939] pc : [<0000007f9bf95c90>] lr : [<0000007f9bf95c58>] pstate: 20000000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540942] sp : 0000007ffb53d0a0
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540950] x29: 0000007ffb53d0a0 x28: 0000007f9c056348
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540958] x27: 0000005586651c30 x26: 0000000000000000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540966] x25: 0000000000000000 x24: 0000005586404700
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540975] x23: 0000005586404700 x22: 0000000000000001
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540983] x21: 0000000000000000 x20: 00000055863fb9d0
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540992] x19: 0000005586651c30 x18: 0000007f9bf01a70
Sep 23 13:50:59 bekl-desktop kernel: [ 36.540994] ras_core_serr_callback: Scanning Core Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 36.541003] x17: 0000007f9be25838 x16: 0000007f9c055cb8
Sep 23 13:50:59 bekl-desktop kernel: [ 36.541011] x15: 00002e9270000000 x14: 000b71b000000000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.541024] x13: 00000000614c15c3 x12: 0000000000000017
Sep 23 13:50:59 bekl-desktop kernel: [ 36.541032] x11: 0000000008f4efe0 x10: 0000000000000024
Sep 23 13:50:59 bekl-desktop kernel: [ 36.541041] x9 : 001dcd6500000000 x8 : 0000000000000000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.541048] x7 : 0000000000000011 x6 : 0000000000000033
Sep 23 13:50:59 bekl-desktop kernel: [ 36.541057] x5 : 0000000000000001 x4 : 0000000000000000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.541064] x3 : 0000000000000001 x2 : 0000000000000000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.541072] x1 : 00000055864962c0 x0 : 0000000000000000
Sep 23 13:50:59 bekl-desktop kernel: [ 36.541075]
Sep 23 13:50:59 bekl-desktop kernel: [ 36.541079] Process gnome-terminal- (pid: 7938, stack limit = 0xffffffc39c25c000)
Sep 23 13:50:59 bekl-desktop kernel: [ 36.541088] ---[ end trace fd99d5cd7e33bc43 ]---
Sep 23 13:50:59 bekl-desktop kernel: [ 36.543832] ras_ccplex_serr_callback: Scanning CCPLEX Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 36.543868] ras_corecluster_serr_callback:Scanning CoreCluster Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 36.543934] ras_core_serr_callback: Scanning Core Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 36.544135] ras_ccplex_serr_callback: Scanning CCPLEX Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 36.544166] ras_corecluster_serr_callback:Scanning CoreCluster Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 36.544223] ras_core_serr_callback: Scanning Core Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 36.544424] ras_ccplex_serr_callback: Scanning CCPLEX Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 36.544458] ras_corecluster_serr_callback:Scanning CoreCluster Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 36.544518] ras_core_serr_callback: Scanning Core Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 37.034854] ras_ccplex_serr_callback: Scanning CCPLEX Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 37.043187] ras_corecluster_serr_callback:Scanning CoreCluster Error Records for Uncorrectable Errors
Sep 23 13:50:59 bekl-desktop kernel: [ 37.052659] ras_core_serr_callback: Scanning Core Error Records for Uncorrectable Errors
我的解答思路和尝试过的方法
重启操作系统后恢复
我想要达到的结果
找到彻底杜绝问题的原因及措施。
