-rc3 works OK I have this bug during suspend to disk: [ 188.592151] Enabling non-boot CPUs ... [ 188.592151] SMP alternatives: switching to SMP code [ 188.666058] BUG: using smp_processor_id() in preemptible [00000000] code: suspend_to_disk/2934 [ 188.666064] caller is native_sched_clock+0x2b/0x80 [ 188.666067] Pid: 2934, comm: suspend_to_disk Not tainted 2.6.28-rc4 #1 [ 188.666069] Call Trace: [ 188.666074] [<c02556ff>] debug_smp_processor_id+0xbf/0xd0 [ 188.666077] [<c010a2db>] native_sched_clock+0x2b/0x80 [ 188.666080] [<c03ae3a0>] init_idle+0x88/0x11a [ 188.666083] [<c03ad206>] native_cpu_up+0x4a6/0x75a [ 188.666086] [<c01de808>] sysfs_add_file_mode+0x58/0x90 [ 188.666089] [<c03ad4ba>] do_fork_idle+0x0/0x19 [ 188.666092] [<c014864e>] notifier_call_chain+0x3e/0x80 [ 188.666095] [<c03ae99a>] _cpu_up+0x6a/0x103 [ 188.666097] [<c03a1e75>] enable_nonboot_cpus+0x65/0xa0 [ 188.666101] [<c02cd240>] device_pm_unlock+0x0/0x10 [ 188.666105] [<c0159ba7>] hibernation_snapshot+0x137/0x200 [ 188.666107] [<c0158dff>] freeze_processes+0x4f/0xa0 [ 188.666110] [<c0159d4f>] hibernate+0xdf/0x190 [ 188.666112] [<c0158910>] state_store+0x0/0xd0 [ 188.666115] [<c01589c2>] state_store+0xb2/0xd0 [ 188.666117] [<c0158910>] state_store+0x0/0xd0 [ 188.666120] [<c024b1d4>] kobj_attr_store+0x24/0x30 [ 188.666122] [<c01de221>] sysfs_write_file+0xa1/0x110 [ 188.666124] [<c01de180>] sysfs_write_file+0x0/0x110 [ 188.666127] [<c0198e38>] vfs_write+0xa8/0x140 [ 188.666129] [<c0198fa1>] sys_write+0x41/0x80 [ 188.666131] [<c0103f49>] sysenter_do_call+0x12/0x21 [ 188.666133] [<c03b0000>] acpi_processor_start+0x690/0x69a [ 188.666136] Booting processor 1 APIC 0x1 ip 0x6000 [ 188.590718] Initializing CPU#1 dmesg and config: http://unixy.pl/maciek/download/kernel/2.6.28-rc4_smp/ -- Maciej Rutecki http://www.maciek.unixy.pl -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html