Messages in this thread | | | Date | Fri, 27 Jan 2006 11:11:17 +0100 | From | Michal Piotrowski <> | Subject | Re: 2.6.16-rc1-mm3 |
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Hi,
On 26/01/06, Nick Piggin <nickpiggin@yahoo.com.au> wrote: > Nick Piggin wrote: > Sorry, wrong patch. > > Note the warnings you are seeing should not result in memory > corruption, but will result in the given hugepage leaking. > > -- > SUSE Labs, Novell Inc. > > > Index: linux-2.6/include/linux/mm.h > =================================================================== > --- linux-2.6.orig/include/linux/mm.h > +++ linux-2.6/include/linux/mm.h > @@ -294,6 +294,8 @@ struct page { > */ > static inline int put_page_testzero(struct page *page) > { > + if (unlikely(PageCompound(page))) > + page = (struct page *)page_private(page); > BUG_ON(atomic_read(&page->_count) == 0); > return atomic_dec_and_test(&page->_count); > } > > >
Now I have got this:
BUG: unable to handle kernel paging request at virtual address eaa34b3c printing eip: b0161cdd *pde = 0048a067 *pte = 3aa34000 Oops: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC last sysfs file: /devices/pci0000:00/0000:00:1d.1/usb3/idVendor Modules linked in: snd_intel8x0 snd_ac97_codec snd_ac97_bus snd_pcm_oss snd_mixer_oss snd_pcm snd_timer ide_cd cdrom intel_agp agpgart snd i2c_i801 hw_random soundcore snd_page_alloc unix CPU: 0 EIP: 0060:[<b0161cdd>] Not tainted VLI EFLAGS: 00010282 (2.6.16-rc1-mm3 #4) EIP is at do_path_lookup+0x22b/0x259 eax: eaa34b20 ebx: eb328000 ecx: 00000000 edx: eb328f4c esi: ffffff9c edi: fffffffe ebp: eb328f24 esp: eb328f0c ds: 007b es: 007b ss: 0068 Process udevd (pid: 731, threadinfo=eb328000 task=eb30ca80) Stack: <0>00000000 eb5cb000 b015fab1 eb5cb000 eb5cb000 00000000 eb328f40 b01621f3 eb328f4c ffffff9c afbf6dec afbf6dec 00000100 eb328f9c b015bf69 eb328f4c eaa34b20 b23d5f28 00000000 eb329003 b015f8ce 00000000 00000001 00000000 Call Trace: [<b0103917>] show_stack_log_lvl+0xaa/0xb5 [<b0103a54>] show_registers+0x132/0x19d [<b0103d91>] die+0x171/0x1fb [<b02ab110>] do_page_fault+0x3be/0x568 [<b010343f>] error_code+0x4f/0x54 [<b01621f3>] __user_walk_fd+0x2d/0x41 [<b015bf69>] sys_readlinkat+0x26/0x93 [<b015bfe9>] sys_readlink+0x13/0x15 [<b01028bf>] sysenter_past_esp+0x54/0x75 Code: 00 83 c0 04 e8 9a 82 14 00 8b 03 c7 80 e4 01 00 00 00 00 00 00 8b 55 08 8b 45 ec e8 55 fa ff ff 89 c7 8b 55 08 8b 02 85 c0 74 24 <8b> 50 1c 85 d2 74 1d b8 00 f0 ff ff 21 e0 8b 00 83 b8 d4 04 00 <6>ACPI: PCI Interrupt 0000:02:05.0[A] -> GSI 22 (level, low) -> IRQ 21
Here is dmesg: http://www.stardust.webpages.pl/files/mm/2.6.16-rc1-mm3/mm-dmesg2
Here is config http://www.stardust.webpages.pl/files/mm/2.6.16-rc1-mm3/mm-config
Regards, Michal Piotrowski - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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