Expected behavior
bitcoin-qt starts GUI as usual.
Actual behavior
from source:
user@host:~$ .//bitcoin-qt
Killed
echo $?
137
from snap
user@host:~$ /snap/bitcoin-core/current/bin/bitcoin-qt
Killed
To reproduce
Install Debian buster netinst.
Install kicksecure-xfce
System information
<!-- What version of Bitcoin Core are you using, where did you get it (website, self-compiled, etc)? -->
Bitcoin Core version v0.19.0.1 (64-bit)
<!-- What type of machine are you observing the error on (OS/CPU and disk type)? -->
Librem 15 ME cleaned Intel I7
<!-- GUI-related issue? What is your operating system and its version? If Linux, what is your desktop environment and graphical shell? -->
XFCE
<!-- Any extra information that might be useful in the debugging process. -->
<!--- This is normally the contents of a `debug.log` or `config.log` file. Raw text or a link to a pastebin type site are preferred. -->
user@host:~/Bitcoin/bitcoin-0.19.0.1/bin$ cat ~/.bitcoin/debug.log
2019-12-12T12:17:14Z Bitcoin Core version v0.19.0.1 (release build)
2019-12-12T12:17:14Z Assuming ancestors of block 00000000000000000005f8920febd3925f8272a6a71237563d78c2edfdd09ddf have valid signatures.
2019-12-12T12:17:14Z Setting nMinimumChainWork=000000000000000000000000000000000000000008ea3cf107ae0dec57f03fe8
2019-12-12T12:17:14Z Using the 'sse4(1way),sse41(4way),avx2(8way)' SHA256 implementation
2019-12-12T12:17:14Z Using RdSeed as additional entropy source
2019-12-12T12:17:14Z Using RdRand as an additional entropy source
2019-12-12T12:17:14Z Default data directory /home/user/.bitcoin
2019-12-12T12:17:14Z Using data directory /home/user/.bitcoin
2019-12-12T12:17:14Z Config file: /home/user/.bitcoin/bitcoin.conf (not found, skipping)
2019-12-12T12:17:14Z Using at most 125 automatic connections (1024 file descriptors available)
2019-12-12T12:17:14Z Using 16 MiB out of 32/2 requested for signature cache, able to store 524288 elements
2019-12-12T12:17:14Z Using 16 MiB out of 32/2 requested for script execution cache, able to store 524288 elements
2019-12-12T12:17:14Z Using 2 threads for script verification
2019-12-12T12:17:14Z Using wallet directory /home/user/.bitcoin/wallets
2019-12-12T12:17:14Z init message: Verifying wallet(s)...
2019-12-12T12:17:14Z Using BerkeleyDB version Berkeley DB 4.8.30: (April 9, 2010)
2019-12-12T12:17:14Z Using wallet /home/user/.bitcoin/wallets
2019-12-12T12:17:14Z BerkeleyEnvironment::Open: LogDir=/home/user/.bitcoin/wallets/database ErrorFile=/home/user/.bitcoin/wallets/db.log
2019-12-12T12:17:14Z scheduler thread start
2019-12-12T12:17:14Z init message: Loading banlist...
2019-12-12T12:17:14Z Cache configuration:
2019-12-12T12:17:14Z * Using 2.0 MiB for block index database
2019-12-12T12:17:14Z * Using 8.0 MiB for chain state database
2019-12-12T12:17:14Z * Using 440.0 MiB for in-memory UTXO set (plus up to 286.1 MiB of unused mempool space)
2019-12-12T12:17:14Z init message: Loading block index...
2019-12-12T12:17:14Z Opening LevelDB in /home/user/.bitcoin/blocks/index
2019-12-12T12:17:14Z Opened LevelDB successfully
2019-12-12T12:17:14Z Using obfuscation key for /home/user/.bitcoin/blocks/index: 0000000000000000
2019-12-12T12:17:14Z LoadBlockIndexDB: last block file = 0
2019-12-12T12:17:14Z LoadBlockIndexDB: last block file info: CBlockFileInfo(blocks=1, size=293, heights=0...0, time=2009-01-03...2009-01-03)
2019-12-12T12:17:14Z Checking all blk files are present...
2019-12-12T12:17:14Z Opening LevelDB in /home/user/.bitcoin/chainstate
2019-12-12T12:17:14Z Opened LevelDB successfully
2019-12-12T12:17:14Z Using obfuscation key for /home/user/.bitcoin/chainstate: 586dde031140e211
2019-12-12T12:17:14Z Loaded best chain: hashBestChain=000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f height=0 date=2009-01-03T18:15:05Z progress=0.000000
2019-12-12T12:17:14Z init message: Rewinding blocks...
2019-12-12T12:17:14Z init message: Verifying blocks...
2019-12-12T12:17:14Z block index 38ms
2019-12-12T12:17:14Z init message: Loading wallet...
2019-12-12T12:17:14Z BerkeleyEnvironment::Open: LogDir=/home/user/.bitcoin/wallets/database ErrorFile=/home/user/.bitcoin/wallets/db.log
2019-12-12T12:17:14Z [default wallet] Wallet File Version = 169900
2019-12-12T12:17:14Z [default wallet] Keys: 2001 plaintext, 0 encrypted, 2001 w/ metadata, 2001 total. Unknown wallet records: 0
2019-12-12T12:17:14Z [default wallet] Wallet completed loading in 111ms
2019-12-12T12:17:14Z [default wallet] setKeyPool.size() = 2000
2019-12-12T12:17:14Z [default wallet] mapWallet.size() = 0
2019-12-12T12:17:14Z [default wallet] mapAddressBook.size() = 0
2019-12-12T12:17:14Z block tree size = 1
2019-12-12T12:17:14Z nBestHeight = 0
2019-12-12T12:17:14Z Bound to [::]:8333
2019-12-12T12:17:14Z Bound to 0.0.0.0:8333
2019-12-12T12:17:14Z init message: Loading P2P addresses...
2019-12-12T12:17:14Z Imported mempool transactions from disk: 0 succeeded, 0 failed, 0 expired, 0 already there
2019-12-12T12:17:14Z torcontrol thread start
2019-12-12T12:17:14Z Loaded 6638 addresses from peers.dat 36ms
2019-12-12T12:17:14Z init message: Starting network threads...
2019-12-12T12:17:14Z init message: Done loading
2019-12-12T12:17:14Z GUI: Platform customization: "other"
2019-12-12T12:17:14Z opencon thread start
2019-12-12T12:17:14Z net thread start
2019-12-12T12:17:14Z dnsseed thread start
2019-12-12T12:17:14Z msghand thread start
2019-12-12T12:17:14Z addcon thread start
user@host:~/Bitcoin/bitcoin-0.19.0.1/bin$
How to debug this issue?