Sparc64 crash on start
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
QEMU |
Expired
|
Undecided
|
Unassigned |
Bug Description
qemu version 1.0.1 compiled on a Ubuntu live on a HP laptop win a x64 architecture.
With more than 4G of memory sparc64 machine crash on start.
command line: qemu-system-sparc64 -m 4G
output:
VNC server running on `127.0.0.1:5900'
qemu: fatal: Trap 0x0064 while trap level (5) >= MAXTL (5), Error state
pc: 00000000ffd04c80 npc: 00000000ffd04c84
General Registers:
%g0-3: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
%g4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
Current Register Window:
%o0-3: 00000000ffd00000 0000000000080000 0000000000080000 0000000000000000
%o4-7: 0000000000000000 0000000000000000 00000000fff754e1 00000000ffd144d4
%l0-3: 0000000100000000 00000000fff75c4d 0000000000000000 0000000000000000
%l4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
%i0-3: 0000000000000000 0000000000000000 0000000100000000 0000000000000036
%i4-7: 00000000ffe87418 00000000ffe87648 00000000fff75591 00000000ffd0bf54
Floating Point Registers:
%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: 99 (icc: N--C xcc: N--C) asi: 00 tl: 5 pil: 0
cansave: 5 canrestore: 1 otherwin: 0 wstate: 0 cleanwin: 6 cwp: 3
fsr: 0000000000000000 y: 0000000000000000 fprs: 0000000000000000
Aborted (core dumped)
On Mon, Mar 26, 2012 at 10:27, Tiziano Vecchi <email address hidden> wrote:
> Public bug reported:
>
> qemu version 1.0.1 compiled on a Ubuntu live on a HP laptop win a x64
> architecture.
>
> With more than 4G of memory sparc64 machine crash on start.
>
> command line: qemu-system-sparc64 -m 4G
>
> output:
> VNC server running on `127.0.0.1:5900'
> qemu: fatal: Trap 0x0064 while trap level (5) >= MAXTL (5), Error state
> pc: 00000000ffd04c80 npc: 00000000ffd04c84
> General Registers:
> %g0-3: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> %g4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
>
> Current Register Window:
> %o0-3: 00000000ffd00000 0000000000080000 0000000000080000 0000000000000000
> %o4-7: 0000000000000000 0000000000000000 00000000fff754e1 00000000ffd144d4
> %l0-3: 0000000100000000 00000000fff75c4d 0000000000000000 0000000000000000
> %l4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> %i0-3: 0000000000000000 0000000000000000 0000000100000000 0000000000000036
> %i4-7: 00000000ffe87418 00000000ffe87648 00000000fff75591 00000000ffd0bf54
>
> Floating Point Registers:
> %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: 99 (icc: N--C xcc: N--C) asi: 00 tl: 5 pil: 0
> cansave: 5 canrestore: 1 otherwin: 0 wstate: 0 cleanwin: 6 cwp: 3
> fsr: 0000000000000000 y: 0000000000000000 fprs: 0000000000000000
> Aborted (core dumped)
This is actually a bug in OpenBIOS. It is mapped at 0xffd00000 (below
4G) for compatibility with 32 bit code, but the code does not handle
this case where top of RAM overlaps OpenBIOS.
> /bugs.launchpad .net/bugs/ 965133
> ** Affects: qemu
> Importance: Undecided
> Status: New
>
> --
> You received this bug notification because you are a member of qemu-
> devel-ml, which is subscribed to QEMU.
> https:/
>
> Title:
> Sparc64 crash on start
>
> Status in QEMU:
> New
>
> Bug description:
> qemu version 1.0.1 compiled on a Ubuntu live on a HP laptop win a x64
> architecture.
>
> With more than 4G of memory sparc64 machine crash on start.
>
> command line: qemu-system-sparc64 -m 4G
>
> output:
> VNC server running on `127.0.0.1:5900'
> qemu: fatal: Trap 0x0064 while trap level (5) >= MAXTL (5), Error state
> pc: 00000000ffd04c80 npc: 00000000ffd04c84
> General Registers:
> %g0-3: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> %g4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
>
> Current Register Window:
> %o0-3: 00000000ffd00000 0000000000080000 0000000000080000 0000000000000000
> %o4-7: 0000000000000000 00000...