Date: Mon, 10 Apr 2017 21:59:00 +0300 From: Toomas Soome <tsoome@me.com> To: "O. Hartmann" <o.hartmann@walstatt.org> Cc: FreeBSD CURRENT <freebsd-current@freebsd.org> Subject: Re: r316677:EFI boot failure: Can't load kernel Message-ID: <AC12F921-A8BE-496A-A482-31A24913B0B6@me.com> In-Reply-To: <20170410200440.5e70c172@thor.intern.walstatt.dynvpn.de> References: <20170410145846.73d4350a@hermann> <C72648F4-086A-45E5-AB3A-101DFA888E26@me.com> <20170410200440.5e70c172@thor.intern.walstatt.dynvpn.de>
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> On 10. apr 2017, at 21:04, O. Hartmann <o.hartmann@walstatt.org> wrote: > > Am Mon, 10 Apr 2017 16:14:21 +0300 > Toomas Soome <tsoome@me.com> schrieb: > >>> On 10. apr 2017, at 15:58, Hartmann, O. <ohartmann@walstatt.org> wrote: >>> >>> After today's update to r316677, some UEFI boxes (Fujitsu Celsius M740 >>> XEON) reject to boot properly. They die immediately after >>> loading /boot/loader.efi and jump into loader prompt: >>> >>> [...] >>> \ >>> can't load 'kernel' >>> >>> >>> I had to investigate with an USB flashdrive the filesystem, but >>> everything seems to be properly in place and installed. >>> >>> I need advice how to revive the system after this. >>> >> >> >> hm, this implies that r316676 was ok? If so, the only logical conclusion is that it >> hast to do about the kernel size and if there is enough space in UEFI memory to place >> the kernel. >> >> You can fetch the current memory map from loader OK prompt with memmap command, I hope >> this will help to identify the issue. >> >> rgds, >> toomas > > > And? > > Regrads, > > oh > Well, the memory needed is starting from the: #define KERNEL_PHYSICAL_BASE (2*1024*1024) and it should be large enough for kernel. But it feels a bit like barking under the random tree; the problem is that the error is not telling us anything why it did happen:( This message you get is coming from sys/boot/common/boot.c, as part of the autoload sequence; did you try to load kernel manually with load command? also if you have old kernel around, does old kernel get loaded? rgds, toomas
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