Hi,
I get three of these messages with 2.5.41 on ASUS K7M motherboard:
VP_IDE: VIA vt82c686a (rev 1b) IDE UDMA66 controller on pci00:04.1
ide0: BM-DMA at 0xffa0-0xffa7, BIOS settings: hda:DMA, hdb:pio
ide1: BM-DMA at 0xffa8-0xffaf, BIOS settings: hdc:pio, hdd:DMA
hda: IBM-DPTA-372050, ATA DISK drive
hda: DMA disabled
Debug: sleeping function called from illegal context at mm/slab.c:1374
Call Trace:
[<c01148f2>] __might_sleep+0x52/0x60
[<c012ef56>] kmem_cache_alloc+0x26/0x1a0
[<c0206b50>] blk_init_free_list+0x60/0xf0
[<c0206bec>] blk_init_queue+0xc/0xe0
[<c021b078>] ide_init_queue+0x28/0x70
[<c0221470>] do_ide_request+0x0/0x20
[<c021b330>] init_irq+0x270/0x320
[<c021b6b6>] hwif_init+0x106/0x240
[<c021af9c>] probe_hwif_init+0x1c/0x70
[<c022b429>] ide_setup_pci_device+0x39/0x60
[<c021a003>] via_init_one+0x33/0x40
[<c0105098>] init+0x38/0x1a0
[<c0105060>] init+0x0/0x1a0
[<c01054d9>] kernel_thread_helper+0x5/0xc
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
hdd: NEC CD-ROM DRIVE:282, ATAPI CD/DVD-ROM drive
hdd: DMA disabled
Debug: sleeping function called from illegal context at mm/slab.c:1374
Call Trace:
[<c01148f2>] __might_sleep+0x52/0x60
[<c012ef56>] kmem_cache_alloc+0x26/0x1a0
[<c0206b50>] blk_init_free_list+0x60/0xf0
[<c0206bec>] blk_init_queue+0xc/0xe0
[<c021b078>] ide_init_queue+0x28/0x70
[<c0221470>] do_ide_request+0x0/0x20
[<c021b330>] init_irq+0x270/0x320
[<c021b6b6>] hwif_init+0x106/0x240
[<c021af9c>] probe_hwif_init+0x1c/0x70
[<c022b447>] ide_setup_pci_device+0x57/0x60
[<c021a003>] via_init_one+0x33/0x40
[<c0105098>] init+0x38/0x1a0
[<c0105060>] init+0x0/0x1a0
[<c01054d9>] kernel_thread_helper+0x5/0xc
and then I inserted the snd-via82xx module :
Debug: sleeping function called from illegal context at mm/slab.c:1374
Call Trace:
[<c01148f2>] __might_sleep+0x52/0x60
[<c012f131>] kmalloc+0x61/0x200
[<db0d5f82>] snd_malloc_pci_pages_R33d26ac2+0x42/0xa0 [snd]
[<db10f0c0>] build_via_table+0x60/0x180 [snd-via82xx]
[<db10f57c>] snd_via82xx_setup_periods+0x2c/0x120 [snd-via82xx]
[<db10f876>] snd_via82xx_playback_prepare+0x76/0x80 [snd-via82xx]
[<db0fd307>] snd_pcm_prepare+0x127/0x210 [snd-pcm]
[<db0ff40f>] snd_pcm_playback_ioctl1+0x33f/0x350 [snd-pcm]
[<c012a75e>] find_get_page+0x1e/0x40
[<c012b453>] filemap_nopage+0x103/0x280
[<c0132009>] __alloc_pages+0x79/0x250
[<c011f85d>] ignored_signal+0x2d/0x40
[<c011fb81>] specific_send_sig_info+0x101/0x180
[<db0ff7c7>] snd_pcm_kernel_playback_ioctl_Rb299b4fc+0x27/0x30 [snd-pcm]
[<db118cc5>] snd_pcm_oss_prepare+0x15/0x40 [snd-pcm-oss]
[<db118d28>] snd_pcm_oss_make_ready+0x38/0x50 [snd-pcm-oss]
[<db1190ea>] snd_pcm_oss_write1+0x3a/0x160 [snd-pcm-oss]
[<db11afc5>] snd_pcm_oss_write+0x35/0x70 [snd-pcm-oss]
[<c013cec4>] vfs_write+0xb4/0x140
[<c013cfb8>] sys_write+0x28/0x40
[<c010716f>] syscall_call+0x7/0xb
Janek Hiis