Description of problem: 运行镜像冒烟自动化测试，在kdump测试项中，手动触发crash后，实例重启失败，查看日志像是进入了dracut模式，后期实例一直异常 Version-Release number of selected component (if applicable): 手动触发crash后，从日志看触发成功： [ 27.522564] CPU: 46 PID: 3282 Comm: bash Kdump: loaded Not tainted 3.10.0-1160.59.1.0.1.an7.x86_64 #1 [ 27.523548] Hardware name: Alibaba Cloud Alibaba Cloud ECS, BIOS 8c24b4c 04/01/2014 [ 27.524365] task: ffff8ad78007e300 ti: ffff8ad76f124000 task.ti: ffff8ad76f124000 [ 27.525161] RIP: 0010:[<ffffffff85e755a6>] [<ffffffff85e755a6>] sysrq_handle_crash+0x16/0x20 [ 27.526093] RSP: 0018:ffff8ad76f127e58 EFLAGS: 00010246 [ 27.526666] RAX: ffffffff85e75590 RBX: ffffffff866e74a0 RCX: 0000000000000000 [ 27.527429] RDX: 0000000000000000 RSI: ffff8af7819938d8 RDI: 0000000000000063 [ 27.528190] RBP: ffff8ad76f127e58 R08: ffffffff86a0487c R09: 0000000000000002 [ 27.528960] R10: 00000000000005c2 R11: 00000000000005c1 R12: 0000000000000063 [ 27.529727] R13: 0000000000000000 R14: 0000000000000007 R15: 0000000000000000 [ 27.530495] FS: 00007f9508e6a740(0000) GS:ffff8af781980000(0000) knlGS:0000000000000000 [ 27.531357] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.531977] CR2: 0000000000000000 CR3: 0000005f40272000 CR4: 00000000003407e0 [ 27.532746] Call Trace: [ 27.533021] [<ffffffff85e75dcd>] __handle_sysrq+0x10d/0x170 [ 27.533638] [<ffffffff85e76238>] write_sysrq_trigger+0x28/0x40 [ 27.534288] [<ffffffff85cc7770>] proc_reg_write+0x40/0x80 [ 27.534884] [<ffffffff85c4e590>] vfs_write+0xc0/0x1f0 [ 27.535452] [<ffffffff85c4f36f>] SyS_write+0x7f/0xf0 [ 27.536003] [<ffffffff86199f92>] system_call_fastpath+0x25/0x2a 触发crash后，实例重启： [[32m OK [0m] Started dracut initqueue hook. [[32m OK [0m] Reached target Remote File Systems (Pre). [[32m OK [0m] Reached target Remote File Systems. Mounting /sysroot... [ 11.134870] EXT4-fs (vda1): mounted filesystem with ordered data mode. Opts: (null) [[32m OK [0m] Mounted /sysroot. [[32m OK [0m] Reached target Initrd Root File System. Starting Reload Configuration from the Real Root... [[32m OK [0m] Started Reload Configuration from the Real Root. [[32m OK [0m] Reached target Initrd File Systems. [[32m OK [0m] Reached target Initrd Default Target. Starting dracut pre-pivot and cleanup hook... [[32m OK [0m] Started dracut 从日志看，实例started dracut后，没有日志，实例无法ping通，重启也无法恢复 How reproducible: 仅在ecs.g6a.32xlarge实例必现 Steps to Reproduce: 1.安装anolisos_7_9_x64_20G_rhck_alibase_20220316.vhd镜像，启动实例 2.运行镜像冒烟自动化测试 Actual results: 手动触发crash后，未正常重启，实例异常 Expected results: 手动触发crash后，能正常重启，实例能正常运行 Additional info: # cat /etc/image-id image_name="Anolis OS 7.9 RHCK 64 bit" image_id="anolisos_7_9_x64_20G_rhck_alibase_20220316.vhd" release_date="20220316123009" # uname -r 3.10.0-1160.59.1.0.1.an7.x86_64 crashkernel配置： # cat /boot/grub2/grub.cfg | grep crashkernel linux16 /boot/vmlinuz-3.10.0-1160.59.1.0.1.an7.x86_64 root=UUID=a9878241-301b-4cdb-885c-5a809423caff ro crashkernel=0M-2G:0M,2G-8G:192M,8G-:256M cryptomgr.notests cgroup.memory=nokmem rcupdate.rcu_cpu_stall_timeout=300 vring_force_dma_api spectre_v2=retpoline biosdevname=0 net.ifnames=0 console=tty0 console=ttyS0,115200n8 noibrs nvme_core.io_timeout=4294967295 nvme_core.admin_timeout=4294967295 linux16 /boot/vmlinuz-0-rescue-20220316121405035951031993234224 root=UUID=a9878241-301b-4cdb-885c-5a809423caff ro crashkernel=0M-2G:0M,2G-8G:192M,8G-:256M cryptomgr.notests cgroup.memory=nokmem rcupdate.rcu_cpu_stall_timeout=300 vring_force_dma_api spectre_v2=retpoline biosdevname=0 net.ifnames=0 console=tty0 console=ttyS0,115200n8 noibrs nvme_core.io_timeout=4294967295 nvme_core.admin_timeout=4294967295
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