These tests are running on the following:
* Dual opteron running in amd64 mode
* Host kernel 2.6.14-skas3-v9-pre7
* Host OS is gentoo
* Guest OS is vanilla stage3-athlonxp
(suite 1)
* Guest kernel 2.6.15-rc1 + jeff's patches as of nov17
* Guest kernel config is defconfig + enabled tt and highmem
* Guest kernel compiled in a 32bit chroot (64bit doesn't compile)
(suite 2)
* Guest kernel 2.6.14-bs1
* Guest kernel config is defconfig + enabled tt and highmem
* Guest kernel compiled in a 32bit chroot
Results (suite 1):
* TT mode, crash:
...
Initializing software serial port version 1
ubda: unknown partition table
ubdb: unknown partition table
VFS: Mounted root (ext2 filesystem).
line_ioctl: tty0: ioctl KDSIGACCEPT called
INIT: version 2.86 booting
fix_range_common: failed, killing current process
fix_range_common: failed, killing current process
* SKAS0 mode, crash:
...
NET: Registered protocol family 1
NET: Registered protocol family 17
Initialized stdio console driver
Console initialized on /dev/tty0
Initializing software serial port version 1
ubda: unknown partition table
ubdb: unknown partition table
EXT2-fs warning: mounting unchecked fs, running e2fsck is recommended
VFS: Mounted root (ext2 filesystem).
line_ioctl: tty0: ioctl KDSIGACCEPT called
INIT: version 2.86 booting
Stub registers -
0 - bffff000
1 - 1000
2 - 3
3 - 11
4 - 3
5 - 0
6 - bffff000
7 - 2b
8 - 2b
9 - 0
10 - 0
11 - ffffffff
12 - bfffe092
13 - 23
14 - 10246
15 - bffff7fc
16 - 2b
Kernel panic - not syncing: copy_context_skas0 : failed to wait for
SIGUSR1/SIGTRAP, pid = 11008, n = 11008, errno = 0, status = 0xb7f
* SKAS3 mode, busy hang:
...
NET: Registered protocol family 1
NET: Registered protocol family 17
Initialized stdio console driver
Console initialized on /dev/tty0
Initializing software serial port version 1
ubda: unknown partition table
ubdb: unknown partition table
VFS: Mounted root (ext2 filesystem).
Results (suite 2):
* TT mode, crash:
(right at being about to kick up a login prompt)
...
Kernel panic - not syncing: Kernel mode fault at addr 0x5554, ip
0xa002892e
* SKAS0 mode, boots fine (!! .. see comment below)
* SKAS3 mode, busy hang:
...
NET: Registered protocol family 1
NET: Registered protocol family 17
Initialized stdio console driver
Console initialized on /dev/tty0
Initializing software serial port version 1
ubda: unknown partition table
ubdb: unknown partition table
VFS: Mounted root (ext2 filesystem).
Comment
The new thing to me here was that a vanilla gentoo stage 3 actually booted
fine in SKAS0. Previously I always had to recompile glibc and disable tls.
// Joel
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