Hello, It seems that because ipcomp_alloc_tfms() calls smp_processor_id(), but a comment says not need locking. Is this right?
---- BUG: using smp_processor_id() in preemptible [00000001] code: ipcomp/2801 caller is ipcomp_init_state+0x170/0x490 Call Trace:<ffffffff802286c6>{debug_smp_processor_id+182} <ffffffff80342e70>{ipcomp_init_state+368} <ffffffff80354ebc>{xfrm_init_state+124} <ffffffff80393c0d>{pfkey_add+1437} <ffffffff803955ec>{pfkey_sendmsg+572} <ffffffff8015a190>{file_read_actor+0} <ffffffff802ee500>{sock_sendmsg+224} <ffffffff8015fa27>{buffered_rmqueue+695} <ffffffff8014ced0>{autoremove_wake_function+0} <ffffffff803af411>{_spin_unlock+17} <ffffffff8016c2eb>{do_no_page+987} <ffffffff803af411>{_spin_unlock+17} <ffffffff8017ffeb>{fget+91} <ffffffff802eeb8a>{sockfd_lookup+26} <ffffffff802ef611>{sys_sendto+273} <ffffffff802f0f79>{release_sock+25} <ffffffff8013bbd1>{local_bh_enable+113} <ffffffff802f27f2>{sock_setsockopt+1538} <ffffffff802ef364>{sys_setsockopt+148} <ffffffff8010ddc2>{system_call+126} - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html