Re: [ANNOUNCE] 3.0-rc7-rt0

From: Noah Watkins
Date: Wed Jul 20 2011 - 15:15:33 EST


Hi Thomas,

Getting this BUG during a kernel build. This is running 2x CPU in
VMWare Fusion. Configs attached.

Thanks,
Noah

>   - Testing, testing, testing ... you know the drill (good bug
>     reports are 98% of the solution)

[17920.644514] BUG: sleeping function called from invalid context at
/home/nwatkins/Projects/linux-2.6/kernel/rtmutex.c:645
[17920.644518] in_atomic(): 1, irqs_disabled(): 0, pid: 21909, name: sh
[17920.644520] no locks held by sh/21909.
[17920.644522] Pid: 21909, comm: sh Not tainted 3.0.0-rc7-rt0+ #2
[17920.644524] Call Trace:
[17920.644693] [<ffffffff8104f79a>] __might_sleep+0xfa/0x120
[17920.644753] [<ffffffff815b5ec4>] rt_spin_lock+0x24/0x70
[17920.644756] [<ffffffff8104af2b>] ? task_rq_lock+0x5b/0xb0
[17920.644797] [<ffffffff8111cbb7>] drain_pages+0x77/0x110
[17920.644800] [<ffffffff8111cf31>] __alloc_pages_direct_compact+0x101/0x1e0
[17920.644802] [<ffffffff8111d472>] __alloc_pages_nodemask+0x462/0x850
[17920.644824] [<ffffffff8113b060>] ? handle_pte_fault+0x90/0xa90
[17920.644829] [<ffffffff81060659>] copy_process+0x109/0x1670
[17920.644832] [<ffffffff81061c6f>] do_fork+0x5f/0x3b0
[17920.644834] [<ffffffff815b9e58>] ? do_page_fault+0x238/0x5e0
[17920.644837] [<ffffffff815b6d3d>] ? retint_swapgs+0x13/0x1b
[17920.644864] [<ffffffff8100ade8>] sys_clone+0x28/0x30
[17920.644867] [<ffffffff815be223>] stub_clone+0x13/0x20
[17920.644869] [<ffffffff815bde82>] ? system_call_fastpath+0x16/0x1b

Attachment: config
Description: Binary data