'BitVector_SetExtent' 'LSOMComponent_SetBlocksAllocated' PSOD on vSAN Host

Products

• VMware vSAN

Issue/Introduction

Symptoms:

vSAN ESXi host experiences purple screen with the below error stack.

Panic Details: Crash at 2021-03-21T02:14:37.773Z on CPU 20 running world 2939261 - VSAN_0x431619696d58_LSOMLLOG. VMK Uptime:6:10:09:04.306
Panic Message: @BlueScreen: #PF Exception 14 in world 2939261:VSAN_0x43161 IP 0x4180204c9ea3 addr 0x8
Backtrace:
0x451b0d01baa8:[0x4180204c9ea3]BitVector_SetExtent@vmkernel#nover+0x23 stack: 0x418021771ecd, 0x451b0d01bb88, 0x3, 0x417fd6e1fe40, 0xa
0x451b0d01bab0:[0x4180217bf3cc][email protected]#0.0.0.1+0x3d stack: 0x451b0d01bb88, 0x3, 0x417fd6e1fe40, 0xa, 0x417fd6e1ff50
0x451b0d01bac0:[0x418021771ecc][email protected]#0.0.0.1+0x35ed stack: 0x417fd6e1fe40, 0xa, 0x417fd6e1ff50, 0x4180219782b3, 0x800000
0x451b0d01bd30:[0x41802176ade2][email protected]#0.0.0.1+0xcb stack: 0x1f8b805e09193, 0x451b0d01bf40, 0x1f8b805f6b0ee, 0x1f8b805f67656, 0x459baddfd940
0x451b0d01bd70:[0x4180217673d3][email protected]#0.0.0.1+0x1a4 stack: 0x451ad12a3000, 0x4180207084b4, 0x0, 0x0, 0x0
0x451b0d01beb0:[0x4180215762db][email protected]#0.0.0.1+0x590 stack: 0x431619696e30, 0x2, 0x451ada123780, 0x41802070d565, 0x0
0x451b0d01bf90:[0x4180205294fe]vmkWorldFunc@vmkernel#nover+0x4f stack: 0x4180205294fa, 0x0, 0x451ae0c23100, 0x451b0d023000, 0x451ae0c23100
0x451b0d01bfe0:[0x418020710dda]CpuSched_StartWorld@vmkernel#nover+0x77 stack: 0x0, 0x0, 0x0, 0x0, 0x0

Note: The preceding log excerpts are only examples. Date, time, and environmental variables may vary depending on your environment.

Environment

VMware vSAN 6.x

VMware vSAN 7.0

Cause

The cause for the PSOD is transient storage conditions. For detailed root cause analysis, please contact Broadcom Support.

Resolution

This issue is fixed in ESXi 7.0 Update 1 and ESXi 6.7 P05.