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CONTAP-95898: NFS over RDMA Workload Can Cause a Node Panic

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Issue

A read-heavy NFS over RDMA workload accessing a remote volume, combined with packet loss on the network, can exhaust send resources and cause a node panic. The reported panic string is {}page fault (supervisor write data, page not present) on VA 0x18 cs:rip 0x20:0xffffffff9eb9b2c9 rflags 0x10246{}.

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