Panic error

NVMe / NAND timeout panic on iPhone

Part to check: NAND storage

NVMe / NAND timeout is a kernel panic that makes an iPhone restart on its own, usually leaving a Panic-Full log under Analytics Data. When this error line appears, the first part to check is NAND storage. Severity is rated critical, and confidence in this diagnosis is very likely. Below you will find what the error means and its most common causes; to pin down what is wrong with your phone, scan the log with the Panic Scan app.

Basic information

Code
NVMe / NAND timeout
Category
NAND storage
Severity
Critical
Confidence
Very likely
Part to check
NAND storage

What it means

The NVMe driver could not talk to the NAND in time.

Common causes

  • Faulty NAND
  • NAND power rail
  • NAND / CPU solder joints

For reference only, compiled from repair documentation and community data. The same error can come from more than one part; always confirm on the actual device.

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