Hello, I've just built and bootedd 2.6.35-rc1 and see: May 31 00:15:50 aapi205 kernel: [ 266.685572] BUG: using smp_processor_id() in preemptible [00000000] code: bash/5310 May 31 00:15:50 aapi205 kernel: [ 266.685579] caller is native_sched_clock+0x3c/0x68 May 31 00:15:50 aapi205 kernel: [ 266.685583] Pid: 5310, comm: bash Tainted: P 2.6.35-rc1 #1 May 31 00:15:50 aapi205 kernel: [ 266.685584] Call Trace: May 31 00:15:50 aapi205 kernel: [ 266.685590] [] debug_smp_processor_id+0xc7/0xe0 May 31 00:15:50 aapi205 kernel: [ 266.685593] [] native_sched_clock+0x3c/0x68 May 31 00:15:50 aapi205 kernel: [ 266.685596] [] sched_clock+0x9/0xd May 31 00:15:50 aapi205 kernel: [ 266.685600] [] blk_rq_init+0x92/0x9e May 31 00:15:50 aapi205 kernel: [ 266.685604] [] get_request+0x1bf/0x2cb May 31 00:15:50 aapi205 kernel: [ 266.685607] [] get_request_wait+0x2d/0x1a1 May 31 00:15:50 aapi205 kernel: [ 266.685626] [] ? check_block_validity+0x30/0x63 [ext4] May 31 00:15:50 aapi205 kernel: [ 266.685630] [] ? get_parent_ip+0x11/0x42 May 31 00:15:50 aapi205 kernel: [ 266.685633] [] ? add_preempt_count+0xad/0xb2 May 31 00:15:50 aapi205 kernel: [ 266.685637] [] __make_request+0x333/0x456 May 31 00:15:50 aapi205 kernel: [ 266.685640] [] generic_make_request+0x24d/0x2c2 May 31 00:15:50 aapi205 kernel: [ 266.685644] [] ? do_mpage_readpage+0x3c9/0x47e May 31 00:15:50 aapi205 kernel: [ 266.685648] [] submit_bio+0xcd/0xea May 31 00:15:50 aapi205 kernel: [ 266.685652] [] ? __lru_cache_add+0x73/0x91 May 31 00:15:50 aapi205 kernel: [ 266.685655] [] mpage_bio_submit+0x22/0x26 May 31 00:15:50 aapi205 kernel: [ 266.685658] [] mpage_readpages+0x107/0x11b May 31 00:15:50 aapi205 kernel: [ 266.685668] [] ? ext4_get_block+0x0/0x13 [ext4] May 31 00:15:50 aapi205 kernel: [ 266.685677] [] ? ext4_get_block+0x0/0x13 [ext4] May 31 00:15:50 aapi205 kernel: [ 266.685681] [] ? alloc_pages_current+0xa2/0xc5 May 31 00:15:50 aapi205 kernel: [ 266.685691] [] ext4_readpages+0x18/0x1a [ext4] May 31 00:15:50 aapi205 kernel: [ 266.685695] [] __do_page_cache_readahead+0x128/0x1be May 31 00:15:50 aapi205 kernel: [ 266.685698] [] ra_submit+0x1c/0x20 May 31 00:15:50 aapi205 kernel: [ 266.685701] [] ondemand_readahead+0x1b1/0x1c4 May 31 00:15:50 aapi205 kernel: [ 266.685705] [] page_cache_sync_readahead+0x38/0x3c May 31 00:15:50 aapi205 kernel: [ 266.685709] [] generic_file_aio_read+0x264/0x5a0 May 31 00:15:50 aapi205 kernel: [ 266.685713] [] do_sync_read+0xc6/0x103 May 31 00:15:50 aapi205 kernel: [ 266.685726] [] ? ext4_xattr_security_get+0x25/0x27 [ext4] May 31 00:15:50 aapi205 kernel: [ 266.685730] [] ? generic_getxattr+0x5a/0x5e May 31 00:15:50 aapi205 kernel: [ 266.685734] [] ? get_vfs_caps_from_disk+0x4d/0xc8 May 31 00:15:50 aapi205 kernel: [ 266.685737] [] ? security_file_permission+0x11/0x13 May 31 00:15:50 aapi205 kernel: [ 266.685740] [] vfs_read+0xa6/0x103 May 31 00:15:50 aapi205 kernel: [ 266.685744] [] kernel_read+0x3c/0x4b May 31 00:15:50 aapi205 kernel: [ 266.685747] [] prepare_binprm+0xe6/0xeb May 31 00:15:50 aapi205 kernel: [ 266.685750] [] do_execve+0x1eb/0x35d May 31 00:15:50 aapi205 kernel: [ 266.685754] [] sys_execve+0x3e/0x55 May 31 00:15:50 aapi205 kernel: [ 266.685757] [] stub_execve+0x6a/0xc0 May 31 00:15:50 aapi205 kernel: [ 266.703681] BUG: using smp_processor_id() in preemptible [00000000] code: cp/5310 (snip, it goes like that on) I've built just before source from git pull and it worked without such bug. Will it be fixed at last? I've reported it on linux-next group without response and here - without solution. It annoys me because I dont know what I am typing when I build nvidia graphics driver straight after boot. I attach relevant files. Cheers, Piotr Hosowicz -- - Czy jest cukier w kostkach ? - Nie ma. - A jakas inna tania bombonierka? Dla tesciowej. NP: Black Stone Cherry - Lonely Train NB: 2.6.35-rc1