Re: port-amd64/58366: KASLR broken

[Harold Gutch <logix%foobar.franken.de@localhost>]

On Tue, Jun 25, 2024 at 01:36:07PM +0000, Taylor R Campbell wrote:
> Can you please try the attached patch?

Thanks, that gets past prekern but then panics:

[   1.4884345] trap type 4 code 0 rip 0xffffffffacefd336 cs 0x8 rflags 0x246 cr2 0 ilevel 0x6 rsp 0xffffffffe9e85a80
[   1.5005255] curlwp 0xffffffffa0be8480 pid 0.0 lowest kstack 0xffffffffe9e812c0
kernel: protection fault trap, code=0
Stopped in pid 0.0 (system) at  netbsd:aes_sse2_selftest+0xb9:  ???
aes_sse2_selftest() at netbsd:aes_sse2_selftest+0xb9
aes_sse2_probe() at netbsd:aes_sse2_probe+0x14
aes_selftest() at netbsd:aes_selftest+0x26
aes_modcmd() at netbsd:aes_modcmd+0xf7
module_do_builtin() at netbsd:module_do_builtin+0x17d
module_do_builtin() at netbsd:module_do_builtin+0x132
module_init_class() at netbsd:module_init_class+0x1cf
main() at netbsd:main+0x4fc
start_prekern() at netbsd:start_prekern+0xf5
?() at 100641
ds          0
es          1
fs          8
gs          c20f
rdi         0
rsi         2
rbp         ffffffffe9e85ac0
rbx         ffffffffb62f6c14
rdx         0
rcx         0
rax         0
r8          0
r9          ffffffffe9e85af0
r10         0
r11         0
r12         ffffffff00000000
r13         0
r14         3c
r15         0
rip         ffffffffacefd336    aes_sse2_selftest+0xb9
cs          8
rflags      246
rsp         ffffffffe9e85a80
ss          10
netbsd:aes_sse2_selftest+0xb9:  ???
db{0}> 


This is with a ~10 day old current tree, installed with sysinst where
I picked the GENERIC_KASLR kernel.  A "standard" install with GENERIC
succeeds.


  Harold