[Qemu-devel] [Bug 1670170] [NEW] `qemu-system-sparc64 -M Niagara` Aborted (core dumped)

[Michal Nowak]

Public bug reported:

> qemu-system-sparc64 -M Niagara
qemu: fatal: Trap 0x0064 while trap level (6) >= MAXTL (6), Error state
pc: 0000000000004c80  npc: 0000000000004c84
%g0-3: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
%g4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
%o0-3: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
%o4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
%l0-3: 0000000007f00000 000001ff00000000 000001fff0080000 0000000000000000 
%l4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
%i0-3: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
%i4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
%f00:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
%f08:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
%f16:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
%f24:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
%f32:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
%f40:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
%f48:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
%f56:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
pstate: 00000414 ccr: 44 (icc: -Z-- xcc: -Z--) asi: 00 tl: 6 pil: 0
cansave: 6 canrestore: 0 otherwin: 0 wstate: 0 cleanwin: 6 cwp: 7
fsr: 0000000000000000 y: 0000000000000000 fprs: 0000000000000000

Aborted (core dumped)

> qemu-system-sparc64 -M help
Supported machines are:
Niagara              Sun4v platform, Niagara
none                 empty machine
sun4u                Sun4u platform (default)
sun4v                Sun4v platform

> qemu-system-sparc64 -version
QEMU emulator version 2.8.0(Virtualization:Staging / SLE_12_SP2)

from https://build.opensuse.org/package/show/Virtualization:Staging/qemu
on openSUSE Leap 42.2.

** Affects: qemu
     Importance: Undecided
         Status: New


** Tags: sparc

** Attachment added: "coredumpctl core dump"
   
https://bugs.launchpad.net/bugs/1670170/+attachment/4831907/+files/core.qemu-system-spa.1000.79fef1d6233b4b989c19ea5c5c809627.451.1488737426000000.xz

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https://bugs.launchpad.net/bugs/1670170

Title:
  `qemu-system-sparc64 -M Niagara` Aborted (core dumped)

Status in QEMU:
  New

Bug description:
  > qemu-system-sparc64 -M Niagara
  qemu: fatal: Trap 0x0064 while trap level (6) >= MAXTL (6), Error state
  pc: 0000000000004c80  npc: 0000000000004c84
  %g0-3: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
  %g4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
  %o0-3: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
  %o4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
  %l0-3: 0000000007f00000 000001ff00000000 000001fff0080000 0000000000000000 
  %l4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
  %i0-3: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
  %i4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
  %f00:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
  %f08:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
  %f16:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
  %f24:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
  %f32:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
  %f40:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
  %f48:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
  %f56:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
  pstate: 00000414 ccr: 44 (icc: -Z-- xcc: -Z--) asi: 00 tl: 6 pil: 0
  cansave: 6 canrestore: 0 otherwin: 0 wstate: 0 cleanwin: 6 cwp: 7
  fsr: 0000000000000000 y: 0000000000000000 fprs: 0000000000000000

  Aborted (core dumped)

  > qemu-system-sparc64 -M help
  Supported machines are:
  Niagara              Sun4v platform, Niagara
  none                 empty machine
  sun4u                Sun4u platform (default)
  sun4v                Sun4v platform

  > qemu-system-sparc64 -version
  QEMU emulator version 2.8.0(Virtualization:Staging / SLE_12_SP2)

  from
  https://build.opensuse.org/package/show/Virtualization:Staging/qemu on
  openSUSE Leap 42.2.

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