Hi Nvidia,
On my carrier board, the SSD card connects to USB port. When I read and write the SSD card in Linux, it will report errno -71 sometimes, and lose the SSD card. The log as follows.
Starting kernel …
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 4.9.140-tegra (buildbrain@mobile-u64-2713) (gcc version 7.3.1 20180425 [linaro-7.3-2018.05 revision d29120a424ecfbc167ef90065c0eeb7f91977701] (Linaro GCC 7.3-2018.05) ) #1 SMP PREEMPT Mon Dec 9 22:47:42 PST 2019
[ 0.000000] Boot CPU: AArch64 Processor [411fd071]
[ 0.000000] OF: fdt:memory scan node memory@80000000, reg size 32,
[ 0.000000] OF: fdt: - 80000000 , 7ee00000
[ 0.000000] OF: fdt: - 100000000 , 7f200000
[ 0.000000] earlycon: uart8250 at MMIO32 0x0000000070006000 (options ‘’)
[ 0.000000] bootconsole [uart8250] enabled
[ 1.002117] tegradc tegradc.1: dpd enable lookup fail:-19
[ 1.508376] Host read timeout at address 545c00c4
[ 1.789229] imx219 7-0010: imx219_board_setup: error during i2c read probe (-121)
[ 1.796814] imx219 7-0010: board setup failed
[ 1.825230] imx219 8-0010: imx219_board_setup: error during i2c read probe (-121)
[ 1.832755] imx219 8-0010: board setup failed
[ 1.927956] tegra-asoc: sound: Can’t retrieve clk ahub
[ 2.669645] cgroup: cgroup2: unknown option “nsdelegate”
[ 4.340652] random: crng init done
[ 4.344059] random: 7 urandom warning(s) missed due to ratelimiting
[ 4.864356] using random self ethernet address
[ 4.872675] using random host ethernet address
Ubuntu 18.04.3 LTS tsc-desktop ttyS0
tsc-desktop login: root
Password:
Last login: 一 1月 29 00:03:03 CST 2018 on ttyS0
Welcome to Ubuntu 18.04.3 LTS (GNU/Linux 4.9.140-tegra aarch64)
- Documentation: https://help.ubuntu.com
- Management: https://landscape.canonical.com
- Support: Ubuntu Advantage for Infrastructure | Ubuntu
This system has been minimized by removing packages and content that are
not required on a system that users do not log into.
To restore this content, you can run the ‘unminimize’ command.
215 packages can be updated.
114 updates are security updates.
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root@tsc-desktop:~#
root@tsc-desktop:~#
root@tsc-desktop:~# [ 24.698233] scsi 0:0:0:0: Direct-Access M 31CG 1.00 PQ: 0 ANSI: 6
[ 24.751250] sd 0:0:0:0: [sda] 937703088 512-byte logical blocks: (480 GB/447 GiB)
[ 24.778970] sd 0:0:0:0: [sda] Write Protect is off
[ 24.789183] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn’t support DPO or FUA
[ 24.885316] sd 0:0:0:0: [sda] Attached SCSI disk
root@tsc-desktop:~#
root@tsc-desktop:~#
root@tsc-desktop:~#
root@tsc-desktop:~#
root@tsc-desktop:~# dd if=/dev/zero of=/dev/sda count=1024 bs=64k oflag=direct
1024+0 records in
1024+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 0.408551 s, 164 MB/s
root@tsc-desktop:~# dd if=/dev/zero of=/dev/sda count=1024 bs=64k oflag=direct
1024+0 records in
1024+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 0.409955 s, 164 MB/s
root@tsc-desktop:~# dd if=/dev/zero of=/dev/sda count=1024 bs=64k oflag=direct
1024+0 records in
1024+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 0.40686 s, 165 MB/s
root@tsc-desktop:~# dd if=/dev/zero of=/dev/sda count=1024 bs=64k oflag=direct
1024+0 records in
1024+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 0.410224 s, 164 MB/s
root@tsc-desktop:~# dd if=/dev/zero of=/dev/sda count=1024 bs=64k oflag=direct
1024+0 records in
1024+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 0.410175 s, 164 MB/s
root@tsc-desktop:~# dd if=/dev/zero of=/dev/sda count=1024 bs=64k oflag=direct
1024+0 records in
1024+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 0.41081 s, 163 MB/sz
root@tsc-desktop:~# dd if=/dev/zero of=/dev/sda count=1024 bs=64k oflag=direct
[ 68.068257] usb 2-1.3: Device not responding to setup address.
[ 69.283877] usb 2-1.3: Device not responding to setup address.
[ 69.495425] usb 2-1.3: device not accepting address 3, error -71
[ 70.840286] usb 2-1.3: Device not responding to setup address.
[ 72.055824] usb 2-1.3: Device not responding to setup address.
[ 72.267116] usb 2-1.3: device not accepting address 3, error -71
[ 72.620248] usb 2-1.3: Device not responding to setup address.
[ 72.847814] usb 2-1.3: Device not responding to setup address.
[ 73.059129] usb 2-1.3: device not accepting address 3, error -71
[ 73.412235] usb 2-1.3: Device not responding to setup address.
[ 73.639809] usb 2-1.3: Device not responding to setup address.
[ 73.850890] usb 2-1.3: device not accepting address 3, error -71
[ 73.863502] sd 0:0:0:0: [sda] Synchronizing SCSI cache