amd64/145039: spin lock held too long amd64 mp_machdep.c

[Valentin Popov]

Running 8.0 stable AMD64, GENERIC
running Virtualbox 3.1.4 -> VNC -> KDE4BASIC
virtualbox storage on ZFS pool /storage/ virtualbox  (2 SATA raidZ)
motherboard TYAN S2912WG2NR-E, 8GB RAM, 2x4core Opteron



mpt0: QUEUE FULL EVENT: Bus 0x00 Target 0x00 Depth 128
mpt0: QUEUE FULL EVENT: Bus 0x00 Target 0x00 Depth 128
mpt0: QUEUE FULL EVENT: Bus 0x00 Target 0x00 Depth 128
mpt0: QUEUE FULL EVENT: Bus 0x00 Target 0x00 Depth 128
mpt0: QUEUE FULL EVENT: Bus 0x00 Target 0x00 Depth 128
mpt0: QUEUE FULL EVENT: Bus 0x00 Target 0x00 Depth 128
mpt0: QUEUE FULL EVENT: Bus 0x00 Target 0x00 Depth 128
mpt0: QUEUE FULL EVENT: Bus 0x00 Target 0x00 Depth 128
WORNING pid 1500 (VBoxSVC): ioctl sign-extension ioctl ffffffffc4a81502
WORNING pid 1500 (VBoxSVC): ioctl sign-extension ioctl ffffffffc4a81502
WORNING pid 1500 (VBoxSVC): ioctl sign-extension ioctl ffffffffc4a81502
WORNING pid 1500 (VBoxSVC): ioctl sign-extension ioctl ffffffffc4a81502
WORNING pid 1500 (VBoxSVC): ioctl sign-extension ioctl ffffffffc4a81502
WORNING pid 1500 (VBoxSVC): ioctl sign-extension ioctl ffffffffc4a81502
WORNING pid 1500 (VBoxSVC): ioctl sign-extension ioctl ffffffffc4a81502
WORNING pid 1500 (VBoxSVC): ioctl sign-extension ioctl ffffffffc4a81502
WORNING pid 1500 (VBoxSVC): ioctl sign-extension ioctl ffffffffc4a81502
WORNING pid 1500 (VBoxSVC): ioctl sign-extension ioctl ffffffffc4a81502
mpt0: QUEUE FULL EVENT: Bus 0x00 Target 0x00 Depth 128
spin lock 0xffffffff80c8c9c8 (smp rendezvous) held by
0xffffff00042de728 (tid 108078) too long
panic: spin lock held too long
cpuid = 5





Valentin
Popov