Description of problem: dmesg show me this error message every day BUG: warning at kernel/cpu.c:56/unlock_cpu_hotplug() (Tainted: P ) [<c04051db>] dump_trace+0x69/0x1af [<c0405339>] show_trace_log_lvl+0x18/0x2c [<c04058ed>] show_trace+0xf/0x11 [<c04059ea>] dump_stack+0x15/0x17 [<c043c25c>] unlock_cpu_hotplug+0x46/0x6f [<f8be92a7>] do_dbs_timer+0x127/0x16b [cpufreq_ondemand] [<c0433c18>] run_workqueue+0x83/0xc5 [<c0434508>] worker_thread+0xd9/0x10d [<c04369db>] kthread+0xc0/0xed [<c0404dab>] kernel_thread_helper+0x7/0x10 DWARF2 unwinder stuck at kernel_thread_helper+0x7/0x10 Leftover inexact backtrace: ======================= Version-Release number of selected component (if applicable): kernel 2.6.18-1.2868.fc6 i686 How reproducible: always Steps to Reproduce: 1. don't know what create this message 2. 3. Actual results: Expected results: Additional info:
*** This bug has been marked as a duplicate of 207916 ***
*** This bug has been marked as a duplicate of 214332 ***