Kdump on crash is reportedly broken for Hyper-V guests and I was able to find two reasons: 1) Inability to boot with nr_cpus=1 (PATCH 1) 2) Sleeping in interrupt context on crash (PATCH 2 and 3) Vitaly Kuznetsov (3): Drivers: hv: vmbus: avoid infinite loop in init_vp_index() Drivers: hv: vmbus: avoid scheduling in interrupt context in vmbus_initiate_unload() Drivers: hv: vmbus: don't manipulate with clocksources on crash drivers/hv/channel_mgmt.c | 55 ++++++++++++++++++++++++++++++++++++++++++++++- drivers/hv/hv.c | 10 +++++++-- 2 files changed, 62 insertions(+), 3 deletions(-) -- 2.5.0 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel