{"action":"closed","issue":{"url":"https://api.github.com/repos/esp8266/Arduino/issues/4675","repository_url":"https://api.github.com/repos/esp8266/Arduino","labels_url":"https://api.github.com/repos/esp8266/Arduino/issues/4675/labels{/name}","comments_url":"https://api.github.com/repos/esp8266/Arduino/issues/4675/comments","events_url":"https://api.github.com/repos/esp8266/Arduino/issues/4675/events","html_url":"https://github.com/esp8266/Arduino/issues/4675","id":317340257,"number":4675,"title":"crash in esp_yield","user":{"login":"marcmerlin","id":1369412,"avatar_url":"https://avatars3.githubusercontent.com/u/1369412?v=4","gravatar_id":"","url":"https://api.github.com/users/marcmerlin","html_url":"https://github.com/marcmerlin","followers_url":"https://api.github.com/users/marcmerlin/followers","following_url":"https://api.github.com/users/marcmerlin/following{/other_user}","gists_url":"https://api.github.com/users/marcmerlin/gists{/gist_id}","starred_url":"https://api.github.com/users/marcmerlin/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/marcmerlin/subscriptions","organizations_url":"https://api.github.com/users/marcmerlin/orgs","repos_url":"https://api.github.com/users/marcmerlin/repos","events_url":"https://api.github.com/users/marcmerlin/events{/privacy}","received_events_url":"https://api.github.com/users/marcmerlin/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":1,"created_at":"2018-04-24T18:18:38Z","updated_at":"2018-04-25T03:39:52Z","closed_at":"2018-04-25T03:39:52Z","author_association":"NONE","body":"\r\n### Basic Infos\r\n\r\n- [ x] This issue complies with the [issue POLICY doc](https://github.com/esp8266/Arduino/blob/master/POLICY.md).\r\n- [ x] I have read the documentation at [readthedocs](https://arduino-esp8266.readthedocs.io/en/latest) and the issue is not addressed there.\r\n- [ ] I have tested that the issue is present in current master branch (aka latest git).\r\n- [ x] I have searched the issue tracker for a similar issue.\r\n- [ x] If there is a stack dump, I have decoded it.\r\n- [ x] I have filled out all fields below.\r\n\r\n#### Platform\r\n\r\n- Hardware:\t\t\t\tESP-12 (wemos D1 mini)\r\n- Core Version:\t\t\t2.3.0-rc2\r\n- Development Env:\t\tArduino IDE\r\n- Operating System:\t\tlinux/debian\r\n\r\n### Settings in IDE\r\n\r\n- Module:  \t\t\tWemos D1 mini r2\r\n- Flash Mode:\t\t\t?\r\n- Flash Size: \t\t4MB\r\n- lwip Variant:   ?\r\n- Reset Method:\t\t?\r\n- Flash Frequency:\t?\r\n- CPU Frequency:\t\t80Mhz\r\n- Upload Using:\tSERIAL\r\n- Upload Speed:   115200\r\n\r\n\r\n### Problem Description\r\n\r\nI have other FastLED code working on that board, but this new sketch (which I never used to ESP8266 because it would not work until I converted it to PROGMEM), is causing a weird traceback.\r\n\r\n### [MCVE]\r\nhttps://github.com/marcmerlin/NeoMatrix-FastLED-IR/blob/master/.test8flower.ino\r\n\r\n### Debug Messages\r\n\r\n0x402043fc: esp_yield() at /home/merlin/.arduino15/packages/esp8266/hardware/esp8266/2.3.0-rc2/cores/esp8266/core_esp8266_main.cpp line 86\r\n0x40202130: TimerEvent() at /home/merlin/prg/arduino/Neopixel/NeoMatrix-Anim/test8flower/test8flower.ino line 3119\r\n0x402010ae: delay at /home/merlin/.arduino15/packages/esp8266/hardware/esp8266/2.3.0-rc2/cores/esp8266/core_esp8266_wiring.c line 53\r\n0x4020332a: loop() at /home/merlin/prg/arduino/Neopixel/NeoMatrix-Anim/test8flower/test8flower.ino line 3113\r\n0x40204448: loop_wrapper() at /home/merlin/.arduino15/packages/esp8266/hardware/esp8266/2.3.0-rc2/cores/esp8266/core_esp8266_main.cpp line 123\r\n\r\nSerial debug output:\r\nNum Pixels: 768\r\n\r\nException (3):\r\nepc1=0x40202182 epc2=0x00000000 epc3=0x00000000 excvaddr=0x40247628 depc=0x00000000\r\n\r\nctx: cont \r\nsp: 3fff0030 end: 3fff0220 offset: 01a0\r\n\r\n>>>stack>>>\r\n3fff01d0:  3fffdad0 3ffef1f0 40204610 40202164  \r\n3fff01e0:  402010ae 00000064 3ffee6f4 3ffef1f0  \r\n3fff01f0:  3fffdad0 00000000 3ffef1e8 40203362  \r\n3fff0200:  feefeffe feefeffe 3ffef1e8 4020465c  \r\n3fff0210:  feefeffe feefeffe 3ffef200 40100718  \r\n<<<stack<<<\r\n\r\n ets Jan  8 2013,rst cause:2, boot mode:(1,6)\r\n\r\n\r\n ets Jan  8 2013,rst cause:4, boot mode:(1,6)\r\n\r\nwdt reset\r\n\r\n"}}
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