On 12/15/08, Kip Macy <kmacy_at_freebsd.org> wrote: > I reliably hit panics with ural(4) as well - they appear to be locking > related. > Correct, this PR is same as one from me - but mine is for rum driver. using kern.smp.disabled=1 is workaround. usb2_wlan_rum from usb2 doesnt have that problem - I do not use old usb stack any more. > Cheers, > Kip > > On Mon, Dec 15, 2008 at 5:12 AM, Damian Gerow <dgerow_at_afflictions.org> > wrote: >> I've been able to reliably trigger the panic with ural(4), but I'm pretty >> sure it has nothing to do with wpa_supplicant(8). A quick search of the >> PR >> database turns up usb/124758. >> >> Panic (PID 12 is "irq19: ehci1"): >> >> ----- >> ural0: could not transmit buffer: SHORT_XFER >> panic: ehci_free_sqtd_chain: chain not found >> cpuid = 0 >> KDB: enter: panic >> [thread pid 12 tid 100042] -- PaulReceived on Mon Dec 15 2008 - 11:32:37 UTC
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