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SubjectRe: 2.6.17-rc1-mm1
Zan Lynx <zlynx@acm.org> wrote:
>
> On Tue, 2006-04-04 at 01:45 -0700, Andrew Morton wrote:
> > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.17-rc1/2.6.17-rc1-mm1/
>
> Has anyone seen this yet?
>
> BUG: scheduling while atomic: mii-tool/0x00000001/2968
> <c02db7f7> schedule+0x43/0x540
> <c02dc617> schedule_timeout+0x7a/0x95
> <c011d687> process_timeout+0x0/0x5
> <c011e8a4> msleep+0x1a/0x1f
> <e09100c9> rhine_disable_linkmon+0x40/0xf1 [via_rhine]
> <e09101a6> mdio_read+0x1f/0xab [via_rhine]
> <e08c7443> generic_mii_ioctl+0x6c/0x13f [mii]
> <e0911900> netdev_ioctl+0x2e/0x4e [via_rhine]
> <e09118d2> netdev_ioctl+0x0/0x4e [via_rhine]
> <c02890a7> dev_ifsioc+0x3b8/0x3d2
> <c0289438> dev_ioctl+0x34e/0x47a
> <c027fc63> sock_ioctl+0x0/0x1c0
> <c015b694> do_ioctl+0x1c/0x5d
> <c015b917> vfs_ioctl+0x242/0x255
> <c015b954> sys_ioctl+0x2a/0x42
> <c02dd80f> sysenter_past_esp+0x54/0x75
>
> The system also has Intel Ethernet Pro 100 and SiS900 Ethernet
> controllers, but only the VIA Rhine driver does this.

netdev_ioctl() does spin_lock_irq(), so the mdelay->msleep conversion (now
in mainline) was insufficient.

Someone needs to turn on those nice debugging options...

hmm, according to git-whatchanged, this bug has been in there since October
last year. Weird that it hasn't been spotted before now.
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