Re: 2.6.16-rc5-mm3

From: Andrew Morton
Date: Tue Mar 07 2006 - 17:25:43 EST


Valdis.Kletnieks@xxxxxx wrote:
>
> On Tue, 07 Mar 2006 02:19:29 PST, Andrew Morton said:
> > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.16-rc5/2.6.16-rc5-mm3/
>
> Seen during early boot from the initrd, while the initrd was firing up a
> 'lvm vgscan' to get the root filesystem accessible.. 2.6.15-rc5-mm2 didn't do this.
> Dell laptop, Pentium4, UP kernel...
>
> [ 16.959458] Freeing unused kernel memory: 176k freed
> [ 16.984855] Write protecting the kernel read-only data: 998k
> [ 17.044106] Time: tsc clocksource has been installed.
> [ 17.600897] BUG: sleeping function called from invalid context at mm/slab.c:2751
> [ 17.625891] in_atomic():1, irqs_disabled():0
> [ 17.650461] [<c0103aba>] show_trace+0xd/0xf
> [ 17.674759] [<c0103b5b>] dump_stack+0x17/0x19
> [ 17.698533] [<c010ff3c>] __might_sleep+0x86/0x90
> [ 17.722149] [<c015155a>] kmem_cache_alloc+0x27/0x82
> [ 17.745520] [<c015baf1>] bd_claim_by_kobject+0x77/0x1b1
> [ 17.768657] [<c02a55a4>] open_dev+0x54/0x72
> [ 17.791983] [<c02a5c8b>] dm_get_device+0x13f/0x336
> [ 17.815254] [<c02a656c>] linear_ctr+0x7f/0xbb
> [ 17.838389] [<c02a5996>] dm_table_add_target+0x10e/0x233
> [ 17.861491] [<c02a7c82>] table_load+0xc9/0x1a5
> [ 17.884366] [<c02a796b>] ctl_ioctl+0x208/0x246
> [ 17.906866] [<c01653f2>] do_ioctl+0x4e/0x67
> [ 17.929035] [<c0165657>] vfs_ioctl+0x24c/0x25f
> [ 17.950782] [<c01656b1>] sys_ioctl+0x47/0x62
> [ 17.971931] [<c0102707>] syscall_call+0x7/0xb
> [ 18.426629] kjournald starting. Commit interval 5 seconds
>

Thanks. Those patches are being redone.

Jun'ishi-san, please ensure that they're tested with CONFIG_PREEMPT and all
debug options turned on.

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