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    SubjectRe: qla2xxx related oops in 2.6.16-rc1
    Olaf Hering wrote:
    > On Mon, Jan 30, Andrew Vasquez wrote:
    >
    >
    >>On Fri, 27 Jan 2006, Stefan Kaltenbrunner wrote:
    >>
    >>
    >>>We hit the following oops in 2.6.16-rc1 during itesting of a
    >>>devicemapper based multipath infrastructure.
    >>>
    >>>The oops happend during heavy io on the devicemapper device and a reboot
    >>>of one of the switches the host was directly connected too.
    >>>
    >>>The host in questions is as Dual Opteron 280 with 16GB ram and two
    >>>qla2340 adapters accessing an IBM DS4300 Array.
    >>>
    >>>Stefan
    >>>
    >>>Unable to handle kernel NULL pointer dereference at 0000000000000000 RIP:
    >>><ffffffff803cc6c6>{_spin_lock+0}
    >>>PGD 3ff513067 PUD 3ff514067 PMD 0
    >>>Oops: 0002 [1] SMP
    >>>CPU 0
    >>>Modules linked in: dm_round_robin dm_multipath dm_mod i2c_amd756 qla2300
    >>>qla2xxx i2c_core evdev
    >>>Pid: 2568, comm: qla2300_1_dpc Not tainted 2.6.16-rc1 #4
    >>>RIP: 0010:[<ffffffff803cc6c6>] <ffffffff803cc6c6>{_spin_lock+0}
    >
    >
    > This one happens at least since 58b6c58caef7a34eab7ec887288fa495696653e7

    After applying Andrews patches I have so far failed to reproduce the
    issue again - but I'm not really convinced that it is really gone now
    since I could not trigger it very reliably before too ...


    Stefan
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