You see stack entries similar to:
cpu9:34855)@BlueScreen: vmklinux: Attempted double completion
cpu9:34855)Code start: 0x418017c00000 VMK uptime: 1:10:40:17.503
cpu9:34855)0x4123a09dd4c0:[0x418017c8d429]PanicvPanicInt@vmkernel#nover+0x575 stack: 0x412e81d26200
cpu9:34855)0x4123a09dd4e0:[0x418017c8d579]Panic_vPanic@vmkernel#nover+0x31 stack: 0x412300000010
cpu9:34855)0x4123a09dd540:[0x418017cb3afb]vmk_PanicWithModuleID@vmkernel#nover+0x3b stack: 0x0
cpu9:34855)0x4123a09dd5d0:[0x4180182fce64][email protected]#9.2+0x3f4 stack: 0x4123a09dd61 cpu9:34855)0x4123a09dd8f0:[0x418018c0a082]complete_scsi_command@<None>#<None>+0x16a stack: 0x4108666a2a20
cpu9:34855)0x4123a09dd940:[0x418018c0c932]do_hpsa_intr_msi@<None>#<None>+0xf2 stack: 0x412300001050
cpu9:34855)0x4123a09dd980:[0x4180182c2d7e][email protected]#9.2+0x2a stack: 0x4123a09dd9c0 cpu9:34855)0x4123a09dda10:[0x418017c6b206]IRQ_DoInterrupt@vmkernel#nover+0x33e stack: 0x4123a09dda70
cpu9:34855)0x4123a09dda50:[0x418017c643f3]IDT_IntrHandler@vmkernel#nover+0x12b stack: 0x4123a09ddb70
cpu9:34855)0x4123a09dda60:[0x418017cf2064]gate_entry@vmkernel#nover+0x64 stack: 0x0
cpu9:34855)0x4123a09ddb70:[0x418017faa73a]Power_HaltPCPU@vmkernel#nover+0x1fe stack: 0x0
cpu9:34855)0x4123a09ddbe0:[0x418017e543dc]CpuSchedIdleLoopInt@vmkernel#nover+0x550 stack: 0x4108711eee10
cpu9:34855)0x4123a09ddd30:[0x418017e5a0b2]CpuSchedDispatch@vmkernel#nover+0x17be stack: 0x4123a09ddd70
cpu9:34855)0x4123a09ddda0:[0x418017e5b20b]CpuSchedWait@vmkernel#nover+0x237 stack: 0x410800000001
cpu9:34855)0x4123a09dde40:[0x418017cde81e]WorldWaitInt@vmkernel#nover+0x2c6 stack: 0x4123a09dde80
cpu9:34855)0x4123a09dde70:[0x4180181a3355]UserThread_Sleep@<None>#<None>+0x55 stack: 0x2faf08000000000
cpu9:34855)0x4123a09ddeb0:[0x4180181b488c]LinuxThread_Nanosleep@<None>#<None>+0x88 stack: 0x0
cpu9:34855)0x4123a09ddf00:[0x418018186080]User_LinuxSyscallHandler@<None>#<None>+0x3f4 stack: 0x4123a09ddf20
cpu9:34855)0x4123a09ddf10:[0x418017caae7d]User_LinuxSyscallHandler@vmkernel#nover+0x1d stack: 0xfff9bf08
cpu9:34855)0x4123a09ddf20:[0x418017cf2064]gate_entry@vmkernel#nover+0x64 stack: 0x