So you're a Noob? Post your questions here until you graduate! Don't be shy.

User avatar
By Ryo Saeba
#75600 I got an exception and decoded as follow. Please help to explain what is that or how to debug on this.
Does that code I write cause this issue ?

==============================================================
Exception (29):
epc1=0x4021c7c4 epc2=0x00000000 epc3=0x00000000 excvaddr=0x00000000 depc=0x00000000

ctx: sys
sp: 3ffffc70 end: 3fffffb0 offset: 01a0

>>>stack>>>
3ffffe10: 00000004 3fff5794 3fff2dec 00000001
3ffffe20: 40236322 3ffedf30 3fff2dec 3ffedf30
3ffffe30: 00000002 00000000 00000020 3fff5794
3ffffe40: 3fff2c10 00000000 3fff2c0c 4021c875
3ffffe50: 4021fbde 3ffea484 3fff2c0c 4021fde0
3ffffe60: 00000000 3ffffe90 00000000 3ffedf30
3ffffe70: 3ffea484 3ffea484 3fff2c0c 4021fe0e
3ffffe80: 3fff39d4 3fff2c0c 3fff2cc4 4022203f
3ffffe90: c0a80101 401043e6 3fff3cb8 3fff31b4
3ffffea0: 00000000 000000f9 3fff57ce 3fff2cea
3ffffeb0: 000000f5 3fff2cc4 000000f0 00000004
3ffffec0: 00000004 00000004 00000000 3fff5794
3ffffed0: 00000134 00000000 3fff55ec 3fff5794
3ffffee0: 3fff2cf4 3fff57c6 3fff3a1c 3fff5794
3ffffef0: 3fff2cf4 3fff57c6 3fff3a1c 402200a0
3fffff00: 00000000 00000043 3fff2c0c 00000000
3fffff10: 00000000 0000015e 3fffff80 3fff57b2
3fffff20: 3fff2c0c 3fff5794 3fff2cf4 40223574
3fffff30: 00000014 00000356 00000356 3fff2c0c
3fffff40: 3fffdc80 3fff31b4 3fff47c4 3fff321c
3fffff50: 00000008 3fff2c0c 3fff5794 4021cbd9
3fffff60: 3fffdc80 3fff31b4 3fff47c4 4010453c
3fffff70: 4023a186 3fff31b4 3fff47c4 4023a198
3fffff80: 3fff57a4 3fff5794 00000000 3fff17d0
3fffff90: 4023505b 00000000 3fff47c4 4023c0f7
3fffffa0: 40000f49 3fffdab0 3fffdab0 40000f49
<<<stack<<<

ets Jan 8 2013,rst cause:2, boot mode:(1,6)
ets Jan 8 2013,rst cause:4, boot mode:(1,6)
wdt reset
==============================================================
[ DECODED by Exception Decider]

Decoding stack results
0x4021c875: netif_sta_status_callback at glue-lwip/lwip-git.c line 303
0x4021fbde: pbuf_copy_partial at core/pbuf.c line 1045
0x4021fde0: netif_set_ipaddr at core/netif.c line 545
0x4021fe0e: netif_set_addr_LWIP2 at core/netif.c line 584
0x4022203f: dhcp_recv at core/ipv4/dhcp.c line 277
0x401043e6: glue2esp_linkoutput at glue-esp/lwip-esp.c line 300
0x402200a0: udp_input at core/udp.c line 393
0x40223574: ip4_input at core/ipv4/ip4.c line 679
0x4021cbd9: ethernet_input_LWIP2 at netif/ethernet.c line 182
0x4010453c: esp2glue_ethernet_input at glue-lwip/lwip-git.c line 433
0x4023a186: ethernet_input at glue-esp/lwip-esp.c line 357
0x4023a198: ethernet_input at glue-esp/lwip-esp.c line 365