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[Qemu-devel] [Bug 1735082] [NEW] NVME pass through in th eguest VM


From: Nitin
Subject: [Qemu-devel] [Bug 1735082] [NEW] NVME pass through in th eguest VM
Date: Wed, 29 Nov 2017 06:50:46 -0000

Public bug reported:

Hi Qemu Team

i am new in qemu and trying for nvme pass through ..
for that i used  below git repo for nvme 

https://github.com/famz/qemu/tree/nvme

and trying to launch the VM by below qemu command ..

/usr/local/bin/qemu-system-x86_64 -name sl7.0  -m 1024 -object memory-
backend-file,id=mem,size=1G,mem-path=/dev/hugepages,share=on -nographic
-no-user-config -nodefaults -serial
mon:telnet:localhost:7704,server,nowait -monitor
mon:telnet:localhost:8804,server,nowait -numa node,memdev=mem -drive
file=/home/qemu/qcows,format=qcow2,if=none,id=disk -device ide-
hd,drive=disk,bootindex=0 -drive
file=nvme://0000:d8:00.0,if=none,id=drive0 -device virtio-
blk,drive=drive0,id=virtio0 --enable-kvm

i am getting kernel panic and not proceed further..please help

PS:-  our guest VM version is

Scientific Linux 7.0 (Nitrogen)
Kernel 3.10.0-123.el7.x86_64 on an x86_64

Regards
Nitin

** Affects: qemu
     Importance: Undecided
         Status: New

** Attachment added: "NVME.log"
   https://bugs.launchpad.net/bugs/1735082/+attachment/5016052/+files/NVME.log

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https://bugs.launchpad.net/bugs/1735082

Title:
  NVME pass through in th eguest VM

Status in QEMU:
  New

Bug description:
  Hi Qemu Team

  i am new in qemu and trying for nvme pass through ..
  for that i used  below git repo for nvme 

  https://github.com/famz/qemu/tree/nvme

  and trying to launch the VM by below qemu command ..

  /usr/local/bin/qemu-system-x86_64 -name sl7.0  -m 1024 -object memory-
  backend-file,id=mem,size=1G,mem-path=/dev/hugepages,share=on
  -nographic -no-user-config -nodefaults -serial
  mon:telnet:localhost:7704,server,nowait -monitor
  mon:telnet:localhost:8804,server,nowait -numa node,memdev=mem -drive
  file=/home/qemu/qcows,format=qcow2,if=none,id=disk -device ide-
  hd,drive=disk,bootindex=0 -drive
  file=nvme://0000:d8:00.0,if=none,id=drive0 -device virtio-
  blk,drive=drive0,id=virtio0 --enable-kvm

  i am getting kernel panic and not proceed further..please help

  PS:-  our guest VM version is

  Scientific Linux 7.0 (Nitrogen)
  Kernel 3.10.0-123.el7.x86_64 on an x86_64

  Regards
  Nitin

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