idf.py build ld region `dram0_0_seg' overflowed by 2168 bytes

[flecoufle]

I have this error at the linking step

C:\Users\f.lecoufle\Documents\github\hackwatch>idf.py build
Executing action: all (aliases: build)
Running ninja in directory c:\users\f.lecoufle\documents\github\hackwatch\build
Executing "ninja all"...
[1/6] Performing build step for 'bootloader'
[1/1] cmd.exe /C "cd /D C:\Users\f.lecoufle\Documents\github\hackwatch\build\bootloader\esp-idf\esptool_py && C:\Espressif\python_env\idf4.4_py3.8_env\Scripts\python.exe C:/Espressif/frameworks/esp-idf-v4.4/components/partition_table/check_sizes.py --offset 0x8000 bootloader 0x1000 C:/Users/f.lecoufle/Documents/github/hackwatch/build/bootloader/bootloader.bin"
Bootloader binary size 0x62c0 bytes. 0xd40 bytes (12%) free.
[2/4] Linking CXX executable hackwatch.elf
FAILED: hackwatch.elf
cmd.exe /C "cd . && C:\Espressif\tools\xtensa-esp32-elf\esp-2021r2-patch2-8.4.0\xtensa-esp32-elf\bin\xtensa-esp32-elf-g++.exe -mlongcalls -Wno-frame-address @CMakeFiles\hackwatch.elf.rsp -o hackwatch.elf && cd ."
c:/espressif/tools/xtensa-esp32-elf/esp-2021r2-patch2-8.4.0/xtensa-esp32-elf/bin/../lib/gcc/xtensa-esp32-elf/8.4.0/../../../../xtensa-esp32-elf/bin/ld.exe: hackwatch.elf section .dram0.bss' will not fit in region dram0_0_seg'
c:/espressif/tools/xtensa-esp32-elf/esp-2021r2-patch2-8.4.0/xtensa-esp32-elf/bin/../lib/gcc/xtensa-esp32-elf/8.4.0/../../../../xtensa-esp32-elf/bin/ld.exe: DRAM segment data does not fit.
c:/espressif/tools/xtensa-esp32-elf/esp-2021r2-patch2-8.4.0/xtensa-esp32-elf/bin/../lib/gcc/xtensa-esp32-elf/8.4.0/../../../../xtensa-esp32-elf/bin/ld.exe: DRAM segment data does not fit.
c:/espressif/tools/xtensa-esp32-elf/esp-2021r2-patch2-8.4.0/xtensa-esp32-elf/bin/../lib/gcc/xtensa-esp32-elf/8.4.0/../../../../xtensa-esp32-elf/bin/ld.exe: region `dram0_0_seg' overflowed by 2168 bytes
collect2.exe: error: ld returned 1 exit status
ninja: build stopped: subcommand failed.
ninja failed with exit code 1

Any idea ?