Messages in this thread | | | Date | Fri, 27 Sep 2002 16:50:23 -0700 | From | Andrew Morton <> | Subject | Re: Sleeping function called from illegal context... |
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Greg KH wrote: > > So I got bold and enabled CONFIG_PREEMPT in 2.5.39, and got the > following message at boot time: > > Sleeping function called from illegal context at slab.c:1374 > c12a5ea8 c0117a26 c0296260 c0298202 0000055e c1283060 c013ab4f c0298202 > 0000055e c03b668c 00000002 00000003 c01ff5ec c03b668c 00000042 c12838e0 > c12838e0 c12838e0 00000246 cfdee214 c0207830 04000000 c03b65f0 c0109be2 > Call Trace: > [<c0117a26>]__might_sleep+0x56/0x5d > [<c013ab4f>]kmalloc+0x4f/0x330 > [<c01ff5ec>]piix_tune_chipset+0x33c/0x350 > [<c0207830>]ide_intr+0x0/0x320 > [<c0109be2>]request_irq+0x52/0xa0 > [<c0200a33>]init_irq+0x263/0x400 > [<c0207830>]ide_intr+0x0/0x320 > [<c0200edc>]hwif_init+0x10c/0x260 > [<c02006ad>]probe_hwif_init+0x1d/0x70 > [<c02121d1>]ide_setup_pci_device+0x41/0x70 > [<c01ff7a5>]piix_init_one+0x35/0x40 > [<c010511b>]init+0x8b/0x250 > [<c0105090>]init+0x0/0x250 > [<c01055f9>]kernel_thread_helper+0x5/0xc >
Everyone will get this. It's IDE's init_irq() function doing unsafe things inside ide_lock.
It'll be quite harmless at boot-time, but it'd be nice to get it fixed up. - 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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