Well, I'm no expert at reading the the kernel bugzilla but... Gregory Matthews wrote: > BUG: using smp_processor_id() in preemptible [00000000] code: modprobe/6024 > caller is set_ptldebug_header+0x41/0xa0 [libcfs] > Pid: 6024, comm: modprobe Not tainted 2.6.27.39-default #2 > > Call Trace: > [<ffffffff80313c2b>] debug_smp_processor_id+0xd3/0xe8 > [<ffffffffa0591171>] set_ptldebug_header+0x41/0xa0 [libcfs] > [<ffffffffa0599bb0>] libcfs_debug_vmsg2+0x70/0x990 [libcfs] > [<ffffffff802514c2>] smp_call_function+0x3f/0x5e > [<ffffffff80254e9a>] load_module+0x166f/0x176e > [<ffffffffa014c000>] init_obdclass+0x0/0x3e4 [obdclass] > [<ffffffffa014c04b>] init_obdclass+0x4b/0x3e4 [obdclass] > [<ffffffff80209041>] _stext+0x41/0x110 > [<ffffffff80255037>] sys_init_module+0x9e/0x1ab > [<ffffffff8020bf8b>] system_call_fastpath+0x16/0x1b
this looks a lot like this bug: http://bugzilla.kernel.org/show_bug.cgi?id=12518 Just need to figure out if the fix can be backported to 2.6.27.39 G -- Greg Matthews 01235 778658 Senior Computer Systems Administrator Diamond Light Source, Oxfordshire, UK _______________________________________________ Lustre-discuss mailing list Lustre-discuss@lists.lustre.org http://lists.lustre.org/mailman/listinfo/lustre-discuss