Run fs.readFileSync before fs.statSync will cause ESP32 exception

[espruino-discuss3]

Posted at 2017-05-09 by LawrenceDon2014

Run fs.readFileSync before fs.statSync will cause ESP32 exception.
example:
var fs=require("fs");
fs.writeFileSync("temp.txt", "hello 123");
fs.readFileSync("temp.txt");
fs.statSync("temp.txt");

espruino version 1v92
console output:

fs.statSync("temp.txt")
Guru Meditation Error of type StoreProhibited occurred on core 0. Exception was unhandled.
Register dump:
PC : 0x401145cf PS : 0x00060430 A0 : 0x801158e6 A1 : 0x3ffd2840
A2 : 0x00000001 A3 : 0x00000000 A4 : 0x00000001 A5 : 0x0000ffff
A6 : 0x3ffd2948 A7 : 0x00000038 A8 : 0x0000ffff A9 : 0x0000000a
A10 : 0x00000013 A11 : 0x3ffd2991 A12 : 0x3ffcb950 A13 : 0x00000019
A14 : 0x000000ff A15 : 0x3ffd2890 SAR : 0x00000010 EXCCAUSE: 0x0000001d
EXCVADDR: 0x00000001 LBEG : 0x4000c46c LEND : 0x4000c477 LCOUNT : 0x00000000
Backtrace: 0x401145cf:0x3ffd2840 0x401158e6:0x3ffd2860 0x40133332:0x3ffd2940 0x40105df6:0x3ffd29f0 0x40108728:0x3ffd2a70 0x40106f0e:0x3ffd2bb0 0x40106fbc:0x3ffd2be0 0x40107083:0x3ffd2c00 0x40107332:0x3ffd2c20 0x40107346:0x3ffd2c40 0x40107356:0x3ffd2c60 0x40107c87:0x3ffd2c80 0x401081f3:0x3ffd2ca0 0x40108fb3:0x3ffd2cc0 0x401095c6:0x3ffd2ce0 0x4010bd3c:0x3ffd2d00 0x4010e4b5:0x3ffd2de0 0x4010e9b9:0x3ffd2e10 0x4010ea27:0x3ffd2e40 0x4010ea80:0x3ffd2e60 0x4010f2b1:0x3ffd2ed0 0x4012a817:0x3ffd2ef0
================= CORE DUMP START =================
...

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Attachments:

• fs.statSyncCrashESP3220170509.PNG

[espruino-discuss3]

Posted at 2017-05-09 by Wilberforce

Added as a github issue.

espruino/Espruino#1163

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Posted at 2017-05-17 by Wilberforce

@LawrenceDon2014

This has been fixed, it will be in a Travis build.