Description of problem: While running the kernel tests for 2.6.24.7-75.el5rttrace the kernel panic'd on boot. i386, hp-dl585g2-01.rhts.bos.redhat.com, RHEL5-Server-U2 Version-Release number of selected component (if applicable): 2.6.24.7-75.el5rttrace How reproducible: Unknown Steps to Reproduce: 1. Install RHEL5.2 i386 on hp-dl585g2-01.rhts.bos.redhat.com 2. Install 2.6.24.7-75.el5rttrace 3. Reboot into trace kernel Actual results: BUG: workqueue leaked lock or atomic: khelper/0xc0644a07/115 last function: 0x0 Pid: 115, comm: khelper Not tainted 2.6.24.7-75.el5rttrace #1 [<c043ea99>] leak_check+0x66/0x6c [<c0644a07>] ? preempt_schedule+0x8/0x68 [<c043eb8a>] run_workqueue+0xeb/0x1a9 [<c043e50b>] ? __call_usermodehelper+0x0/0x52 [<c043f6ea>] ? worker_thread+0x0/0xcb [<c043f7aa>] worker_thread+0xc0/0xcb [<c0442326>] ? autoremove_wake_function+0x0/0x3d [<c0442254>] kthread+0x40/0x68 [<c0442214>] ? kthread+0x0/0x68 [<c0404edf>] kernel_thread_helper+0x7/0x10 ======================= --------------------------- | preempt count: c0644a07 ] | 7-level deep critical section nesting: ---------------------------------------- .. [<c064419a>] .... __schedule+0x2c/0x822 .....[<c0644b6b>] .. ( <= schedule+0xea/0x109) .. [<c064661e>] .... __spin_lock+0x15/0x2c .....[<c0644297>] .. ( <= __schedule+0x129/0x822) .. [<c064697f>] .... __spin_trylock+0x15/0x58 .....[<c04246bf>] .. ( <= double_lock_balance+0x27/0x5c) .. [<c064679c>] .... __spin_lock_irqsave+0x1e/0x38 .....[<c04708e9>] .. ( <= ftrace_record_ip+0x24d/0x273) .. [<00000000>] .... 0x0 .....[<00000000>] .. ( <= 0x0) .. [<00000000>] .... 0x0 .....[<00000000>] .. ( <= 0x0) .. [<00000000>] .... 0x0 .....[<00000000>] .. ( <= 0x0) Expected results: System should boot normally Additional info: