PaX Team wrote:can you try the latest test patch? i probably fixed this one too.
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May 12 07:29:00 localhost kernel: [ 165.325379] grsec: Invalid alignment/Bus error occurred at 00000000dfeaa010 in /mnt/gentoo32/bin/uname[uname:5411] uid/euid:0/0 gid/egid:0/0, parent /bin/zsh[zsh:5398] uid/euid:0/0 gid/egid:0/0
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uname -a
Linux taaroa 2.6.38-hardened-r5-grsec #1 SMP Thu May 12 07:22:02 KRAST 2011 x86_64 AMD Phenom(tm) II X4 925 Processor AuthenticAMD GNU/Linux
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--- {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0xdafe1010} (Bus error) ---
+++ killed by SIGBUS +++
Program received signal SIGBUS, Bus error.
0x0000034ac5d512c5 in ?? ()
(gdb) bt
#0 0x0000034ac5d512c5 in ?? ()
#1 0x0000007fdd076999 in main ()
(gdb) x/8i $pc
=> 0x34ac5d512c5: cmp $0xfffffffffffff000,%rax
0x34ac5d512cb: ja 0x34ac5d512df
0x34ac5d512cd: repz retq
0x34ac5d512cf: nop
0x34ac5d512d0: test %eax,%eax
0x34ac5d512d2: jg 0x34ac5d512b5
0x34ac5d512d4: test $0x7fffffff,%eax
0x34ac5d512d9: je 0x34ac5d512f0
(gdb) info reg
rax 0x0 0
rbx 0x7fdd2e4fa0 549171646368
rcx 0xffffffffffffffff -1
rdx 0x7 7
rsi 0x1550 5456
rdi 0x1550 5456
rbp 0x7fdd0a1c59 0x7fdd0a1c59
rsp 0x39f5005a248 0x39f5005a248
r8 0x39f5005a1a0 3982777229728
r9 0x0 0
r10 0x8 8
r11 0x246 582
r12 0x34ac62be6a0 3619687229088
r13 0x34ac60b5e68 3619685097064
r14 0x7fdd2da504 549171602692
r15 0x39f5005a290 3982777229968
rip 0x34ac5d512c5 0x34ac5d512c5
eflags 0x246 [ PF ZF IF ]
cs 0x33 51
ss 0x2b 43
ds 0x0 0
es 0x0 0
fs 0x0 0
gs 0x0 0