我在openeuler2203SP3的系统上安装了k8s1.23.17版本，并且在k8s上部署了open-ebackup备份软件，在添加了备份存储设备后，发现服务器会异常重启，现在想要检查下重启的原因，但是journactl -b -1看不到重启前的信息。
在重启前开了终端窗口执行dmesg -w查看，发现最后的输出信息如下：
[ 2355.767751] NET: Registered protocol family 40
[ 2355.830305] tun: Universal TUN/TAP device driver, 1.6
[ 2355.873843] PPP generic driver version 2.4.2
[ 2355.887595] loop: module loaded
[ 2355.967770] raid6: neonx8 gen() 11507 MB/s
[ 2356.035765] raid6: neonx8 xor() 8419 MB/s
[ 2356.103769] raid6: neonx4 gen() 10616 MB/s
[ 2356.171763] raid6: neonx4 xor() 7969 MB/s
[ 2356.239765] raid6: neonx2 gen() 9267 MB/s
[ 2356.307764] raid6: neonx2 xor() 6576 MB/s
[ 2356.375761] raid6: neonx1 gen() 6826 MB/s
[ 2356.443761] raid6: neonx1 xor() 5258 MB/s
[ 2356.511760] raid6: int64x8 gen() 5503 MB/s
[ 2356.579760] raid6: int64x8 xor() 3486 MB/s
[ 2356.647761] raid6: int64x4 gen() 6175 MB/s
[ 2356.715759] raid6: int64x4 xor() 3247 MB/s
[ 2356.783762] raid6: int64x2 gen() 5344 MB/s
[ 2356.851769] raid6: int64x2 xor() 2821 MB/s
[ 2356.919756] raid6: int64x1 gen() 4762 MB/s
[ 2356.987756] raid6: int64x1 xor() 2541 MB/s
[ 2356.987758] raid6: using algorithm neonx8 gen() 11507 MB/s
[ 2356.987759] raid6: … xor() 8419 MB/s, rmw enabled
[ 2356.987760] raid6: using neon recovery algorithm
[ 2356.991107] xor: measuring software checksum speed
[ 2356.991896] 8regs : 12892 MB/sec
[ 2356.992492] 32regs : 16621 MB/sec
[ 2356.992982] arm64_neon : 20221 MB/sec
[ 2356.992984] xor: using function: arm64_neon (20221 MB/sec)
[ 2357.098704] Btrfs loaded, crc32c=crc32c-generic
[ 2357.240077] watchdog: watchdog0: watchdog did not stop!
[ 2357.251733] watchdog: watchdog0: watchdog did not stop!
[ 2362.585040] watchdog: watchdog0: watchdog did not stop!
[ 2362.597369] watchdog: watchdog0: watchdog did not stop!
各位专家，此种情况该如何诊断重启原因呢？