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[Qemu-devel] pxe boot problems

From: Dietmar Maurer
Subject: [Qemu-devel] pxe boot problems
Date: Wed, 29 Jan 2014 07:59:07 +0000

pxe boot does not work with qemu 1.7 (also tested with latest code from master).


# kvm -m 1024 -net nic -net tap


simply hangs at:


iPXE (PCI 00:03.0) starting execution…


and I get the following output:


# kvm -m 1024 -net nic -net tap

KVM: unknown exit, hardware reason 80000021

EAX=00000011 EBX=00000000 ECX=00000030 EDX=00007baa

ESI=c00e006a EDI=00098bf0 EBP=00000000 ESP=00007baa

EIP=00000215 EFL=00010006 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=0

ES =0030 0009cf30 ffffffff 0000f300 DPL=3 DS16 [-WA]

CS =9c7c 0009c7e0 0000ffff 00009b00 DPL=0 CS16 [-RA]

SS =0000 00000000 0000ffff 00009300 DPL=0 DS16 [-WA]

DS =0030 0009cf30 ffffffff 0000f300 DPL=3 DS16 [-WA]

FS =0030 0009cf30 ffffffff 0000f300 DPL=3 DS16 [-WA]

GS =0030 0009cf30 ffffffff 0000f300 DPL=3 DS16 [-WA]

LDT=0000 00000000 0000ffff 00008200 DPL=0 LDT

TR =0000 feffd000 00002088 00008b00 DPL=0 TSS32-busy

GDT=     0009cf40 00000037

IDT=     00000000 0000ffff

CR0=00000011 CR2=00000000 CR3=00000000 CR4=00000000

DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000

DR6=00000000ffff0ff0 DR7=0000000000000400


Code=66 0f 01 16 10 00 66 0f 01 1e 48 00 0f 20 c0 0c 01 0f 22 c0 <66> ea a4 00 00 00 08 00 0f 20 c0 24 fe 0f 22 c0 ff 2e 4e 00 2e a1 ac 06 8e d8 8e c0 8e e0


this is using RHEL6 kernel 358.23.2.el6


any ideas?



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