The invalid argument might be a bug on windows 2008 side. http://support.microsoft.com/kb/957441 I had the exact same situation. Applying the fix resolved the issue in my environment. Thanks. Kong On Thu, Aug 18, 2011 at 9:49 AM, Steve French <smfrench@xxxxxxxxx> wrote: > the available messages which can be returned on mount are > quite limited so sometimes the mapping of network errors > on to the very limited set of available mount error > messages can get confusing. > > Do you see mount generating any messages > in dmesg? Alternatively, you might turn on cifs debugging > (echo 7 > /proc/fs/cifs/cifsFYI) and try mount again > and see if the warning message for the mount failure > is listed (in dmesg) > > On Thu, Aug 18, 2011 at 11:31 AM, <bruce@xxxxxxxxxxxxxxx> wrote: >> >> Dear List, >> I am running a 2.6.28 kernel that I have compiled with cifs filesystem >> support. I am trying to mount a share from a windows 2008 server requiring >> ntlmv2. when I try to pass the option sec=ntlmv2 or ntlmv2i I receive an >> invalid argument message. If I omit the sec option I receive a permission >> denied. >> I have also tried to use a stock Debian kernel (2.6.32) that I have >> checked to have cifs compiled in and I get the same results. If I perform >> a 'modinfo cifs' it shows the module to be loaded and that I am running >> ver 1.61 of cifs. >> Is there any other components I need to check (do I need a library package >> to support ntlmv2??) >> I can mount shares of servers that allow NTLMv1. >> >> Any help gratefully received. >> >> Thanks Bruce >> >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-cifs" in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> > > > > -- > Thanks, > > Steve > -- > To unsubscribe from this list: send the line "unsubscribe linux-cifs" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- To unsubscribe from this list: send the line "unsubscribe linux-cifs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html