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From: lijiang <lijiang@redhat.com>
To: Borislav Petkov <bp@alien8.de>
Cc: Thomas.Lendacky@amd.com, x86@kernel.org, bhe@redhat.com,
	peterz@infradead.org, dave.hansen@linux.intel.com,
	kexec@lists.infradead.org, linux-kernel@vger.kernel.org,
	mingo@redhat.com, luto@kernel.org, hpa@zytor.com,
	tglx@linutronix.de, dyoung@redhat.com, akpm@linux-foundation.org
Subject: Re: [PATCH 0/3 v11] add reserved e820 ranges to the kdump kernel e820 table
Date: Sun, 9 Jun 2019 12:02:49 +0800	[thread overview]
Message-ID: <843cf2d9-8b52-75de-0e76-7ae216bc8e64@redhat.com> (raw)
In-Reply-To: <20190607174211.GN20269@zn.tnic>

在 2019年06月08日 01:42, Borislav Petkov 写道:
> On Tue, May 28, 2019 at 03:30:21PM +0800, lijiang wrote:
>> Hi, Boris and Thomas
>>
>> Could you give me any suggestions about this patch series? Other reviewers?
> 
> So I'm testing this on a box with SME enabled but after loading the
> crash kernel, it freezes instead of rebooting. My cmdline is:
> 
>  kexec -s -p /boot/vmlinuz-5.2.0-rc3+ --initrd=/boot/initrd.img-5.2.0-rc3+ --command-line="maxcpus=1 root=/dev/sda5 ro debug ignore_loglevel log_buf_len=16M no_console_suspend net.ifnames=0 systemd.log_target=null mem_encrypt=on kvm_amd.sev=1 nr_cpus=1 irqpoll reset_devices vga=normal LANG=en_US.UTF-8 earlyprintk=serial cgroup_disable=memory mce=off numa=off udev.children-max=2 panic=10 rootflags=nofail acpi_no_memhotplug transparent_hugepage=never disable_cpu_apicid=0"
> 
> and the reserved range is:
> 
> [    0.000000] Reserving 256MB of memory at 3392MB for crashkernel (System RAM: 16271MB)
> 
> I'm wondering if it is related to
> 
> https://lkml.kernel.org/r/20190604134952.GC26891@MiWiFi-R3L-srv
> 
Yes. It should be a SME issue.

Thanks.
Lianbo

> Thx.
> 

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      parent reply	other threads:[~2019-06-09  4:03 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-23  1:30 [PATCH 0/3 v11] add reserved e820 ranges to the kdump kernel e820 table Lianbo Jiang
2019-04-23  1:30 ` [PATCH 1/3 v11] x86/e820, resource: add a new I/O resource descriptor 'IORES_DESC_RESERVED' Lianbo Jiang
2019-04-23  1:30 ` [PATCH 2/3 v11] x86/mm: change the check condition in SEV because a new descriptor is introduced Lianbo Jiang
2019-04-23  1:30 ` [PATCH 3/3 v11] x86/kexec_file: add reserved e820 ranges to kdump kernel e820 table Lianbo Jiang
2019-05-28  7:30 ` [PATCH 0/3 v11] add reserved e820 ranges to the " lijiang
2019-06-07 17:42   ` Borislav Petkov
2019-06-08  3:54     ` Baoquan He
2019-06-08  9:10       ` Borislav Petkov
2019-06-08 10:01         ` Baoquan He
2019-06-08 10:06           ` Borislav Petkov
2019-06-08 10:26             ` Baoquan He
2019-06-10 11:37               ` Borislav Petkov
2019-06-12  1:14                 ` lijiang
2019-06-12  1:55                 ` Baoquan He
2019-06-12  5:49                   ` Dave Young
2019-06-12 15:10                   ` Borislav Petkov
2019-06-12 16:52                     ` Lendacky, Thomas
2019-06-12 18:07                       ` Borislav Petkov
2019-06-12 19:10                         ` Lendacky, Thomas
2019-06-13 15:07                           ` Baoquan He
2019-06-13  1:18                         ` dyoung
2019-06-09  4:02     ` lijiang [this message]

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