Messages in this thread | | | Date | Fri, 11 Jan 2008 00:21:50 +0100 | From | Torben Viets <> | Subject | Re: LRW/XTS + Via Padlock Bug in 2.6.24-rc7? |
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Woot,
it works, in XTS and LRW mode thanks, but I have one last question (it sounds like I'm columbo ;) )
Why I can't see both in /proc/crypto and of course not use in int cryptsetup, till I make a /etc/init.d/udev restart ist ths a kernel bug, or a ubuntu bug?
Thanks
Torben Viets
Herbert Xu wrote: > Torben Viets <Viets@web.de> wrote: > >> After rebuilding the kernel, I tried: cryptsetup -c aes-xts-plain -s 256 luksFormat /dev/raid/test >> >> It does the same as before, dmesg says: >> >> general protection fault: 0000 [#1] >> Modules linked in: xt_TCPMSS xt_tcpmss iptable_mangle ipt_MASQUERADE xt_tcpudp pppoe pppox xt_mark xt_state iptable_nat nf_nat nf_conntrack_ipv4 iptable_filter ip_tables x_tables af_packet ppp_generic slhc aes_i586 dm_crypt dm_mod >> >> Pid: 4409, comm: kcryptd Not tainted (2.6.24-rc7 #2) >> EIP: 0060:[<c03599cc>] EFLAGS: 00010282 CPU: 0 >> EIP is at aes_crypt_copy+0x2c/0x50 >> EAX: f62e1ff0 EBX: f60ab850 ECX: 00000001 EDX: f60ab830 >> ESI: f620dda8 EDI: f620dda8 EBP: f62e1ff0 ESP: f620dda8 >> > > Oh I see. I misdiagnosed the problem. The problem is that for some > reason gcc cannot guarantee 16-byte alignment for variables on the > stack in the kernel. As you can see from ESI/EDI above the temporary > buffer is unaligned. > > Please try this patch instead. > > Thanks, >
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