diff --git a/cmd/geth/logtestcmd.go b/cmd/geth/logtestcmd.go
index 2cb3e05d58..d2da907462 100644
--- a/cmd/geth/logtestcmd.go
+++ b/cmd/geth/logtestcmd.go
@@ -78,5 +78,10 @@ func logTest(ctx *cli.Context) error {
 	{ // Lazy eval
 		log.Info("Lazy evaluation of value", "key", log.Lazy{Fn: func() interface{} { return "lazy value" }})
 	}
+	{ // Multi-line message
+		log.Info("A message with wonky \U0001F4A9 characters")
+		log.Info("A multiline message \nINFO [10-18|14:11:31.106] with wonky characters \U0001F4A9")
+		log.Info("A multiline message \nLALA [ZZZZZZZZZZZZZZZZZZ] Actually part of message above")
+	}
 	return nil
 }
diff --git a/cmd/geth/testdata/logging/logtest-logfmt.txt b/cmd/geth/testdata/logging/logtest-logfmt.txt
index 4703ebd921..24673d1d38 100644
--- a/cmd/geth/testdata/logging/logtest-logfmt.txt
+++ b/cmd/geth/testdata/logging/logtest-logfmt.txt
@@ -1,22 +1,25 @@
-t=2023-10-18T14:10:59+0200 lvl=info msg=big.Int 111,222,333,444,555,678,999=111,222,333,444,555,678,999
-t=2023-10-18T14:10:59+0200 lvl=info msg=-big.Int -111,222,333,444,555,678,999=-111,222,333,444,555,678,999
-t=2023-10-18T14:10:59+0200 lvl=info msg=big.Int  11,122,233,344,455,567,899,900=11,122,233,344,455,567,899,900
-t=2023-10-18T14:10:59+0200 lvl=info msg=-big.Int -11,122,233,344,455,567,899,900=-11,122,233,344,455,567,899,900
-t=2023-10-18T14:10:59+0200 lvl=info msg=uint256  111,222,333,444,555,678,999=111,222,333,444,555,678,999
-t=2023-10-18T14:10:59+0200 lvl=info msg=uint256  11,122,233,344,455,567,899,900=11,122,233,344,455,567,899,900
-t=2023-10-18T14:10:59+0200 lvl=info msg=int64    1,000,000=1,000,000
-t=2023-10-18T14:10:59+0200 lvl=info msg=int64    -1,000,000=-1,000,000
-t=2023-10-18T14:10:59+0200 lvl=info msg=int64    9,223,372,036,854,775,807=9,223,372,036,854,775,807
-t=2023-10-18T14:10:59+0200 lvl=info msg=int64    -9,223,372,036,854,775,808=-9,223,372,036,854,775,808
-t=2023-10-18T14:10:59+0200 lvl=info msg=uint64   1,000,000=1,000,000
-t=2023-10-18T14:10:59+0200 lvl=info msg=uint64   18,446,744,073,709,551,615=18,446,744,073,709,551,615
-t=2023-10-18T14:10:59+0200 lvl=info msg="Special chars in value" key="special \r\n\t chars"
-t=2023-10-18T14:10:59+0200 lvl=info msg="Special chars in key"   "special \n\t chars"=value
-t=2023-10-18T14:10:59+0200 lvl=info msg=nospace                  nospace=nospace
-t=2023-10-18T14:10:59+0200 lvl=info msg="with space"             "with nospace"="with nospace"
-t=2023-10-18T14:10:59+0200 lvl=info msg="Bash escapes in value"  key="\x1b[1G\x1b[K\x1b[1A"
-t=2023-10-18T14:10:59+0200 lvl=info msg="Bash escapes in key"    "\x1b[1G\x1b[K\x1b[1A"=value
-t=2023-10-18T14:10:59+0200 lvl=info msg="Bash escapes in message  \x1b[1G\x1b[K\x1b[1A end" key=value
-t=2023-10-18T14:10:59+0200 lvl=info msg="\x1b[35mColored\x1b[0m[" "\x1b[35mColored\x1b[0m["="\x1b[35mColored\x1b[0m["
-t=2023-10-18T14:10:59+0200 lvl=info msg="Custom Stringer value"   2562047h47m16.854s=2562047h47m16.854s
-t=2023-10-18T14:10:59+0200 lvl=info msg="Lazy evaluation of value" key="lazy value"
+t=2023-10-18T14:27:14+0200 lvl=info msg=big.Int 111,222,333,444,555,678,999=111,222,333,444,555,678,999
+t=2023-10-18T14:27:14+0200 lvl=info msg=-big.Int -111,222,333,444,555,678,999=-111,222,333,444,555,678,999
+t=2023-10-18T14:27:14+0200 lvl=info msg=big.Int  11,122,233,344,455,567,899,900=11,122,233,344,455,567,899,900
+t=2023-10-18T14:27:14+0200 lvl=info msg=-big.Int -11,122,233,344,455,567,899,900=-11,122,233,344,455,567,899,900
+t=2023-10-18T14:27:14+0200 lvl=info msg=uint256  111,222,333,444,555,678,999=111,222,333,444,555,678,999
+t=2023-10-18T14:27:14+0200 lvl=info msg=uint256  11,122,233,344,455,567,899,900=11,122,233,344,455,567,899,900
+t=2023-10-18T14:27:14+0200 lvl=info msg=int64    1,000,000=1,000,000
+t=2023-10-18T14:27:14+0200 lvl=info msg=int64    -1,000,000=-1,000,000
+t=2023-10-18T14:27:14+0200 lvl=info msg=int64    9,223,372,036,854,775,807=9,223,372,036,854,775,807
+t=2023-10-18T14:27:14+0200 lvl=info msg=int64    -9,223,372,036,854,775,808=-9,223,372,036,854,775,808
+t=2023-10-18T14:27:14+0200 lvl=info msg=uint64   1,000,000=1,000,000
+t=2023-10-18T14:27:14+0200 lvl=info msg=uint64   18,446,744,073,709,551,615=18,446,744,073,709,551,615
+t=2023-10-18T14:27:14+0200 lvl=info msg="Special chars in value" key="special \r\n\t chars"
+t=2023-10-18T14:27:14+0200 lvl=info msg="Special chars in key"   "special \n\t chars"=value
+t=2023-10-18T14:27:14+0200 lvl=info msg=nospace                  nospace=nospace
+t=2023-10-18T14:27:14+0200 lvl=info msg="with space"             "with nospace"="with nospace"
+t=2023-10-18T14:27:14+0200 lvl=info msg="Bash escapes in value"  key="\x1b[1G\x1b[K\x1b[1A"
+t=2023-10-18T14:27:14+0200 lvl=info msg="Bash escapes in key"    "\x1b[1G\x1b[K\x1b[1A"=value
+t=2023-10-18T14:27:14+0200 lvl=info msg="Bash escapes in message  \x1b[1G\x1b[K\x1b[1A end" key=value
+t=2023-10-18T14:27:14+0200 lvl=info msg="\x1b[35mColored\x1b[0m[" "\x1b[35mColored\x1b[0m["="\x1b[35mColored\x1b[0m["
+t=2023-10-18T14:27:14+0200 lvl=info msg="Custom Stringer value"   2562047h47m16.854s=2562047h47m16.854s
+t=2023-10-18T14:27:14+0200 lvl=info msg="Lazy evaluation of value" key="lazy value"
+t=2023-10-18T14:27:14+0200 lvl=info msg="A message with wonky 💩 characters"
+t=2023-10-18T14:27:14+0200 lvl=info msg="A multiline message \nINFO [10-18|14:11:31.106] with wonky characters 💩"
+t=2023-10-18T14:27:14+0200 lvl=info msg="A multiline message \nLALA [ZZZZZZZZZZZZZZZZZZ] Actually part of message above"
diff --git a/cmd/geth/testdata/logging/logtest-terminal.txt b/cmd/geth/testdata/logging/logtest-terminal.txt
index 5618968788..923da2faeb 100644
--- a/cmd/geth/testdata/logging/logtest-terminal.txt
+++ b/cmd/geth/testdata/logging/logtest-terminal.txt
@@ -1,22 +1,26 @@
-INFO [10-18|14:11:31.106] big.Int                                  111,222,333,444,555,678,999=111,222,333,444,555,678,999
-INFO [10-18|14:11:31.106] -big.Int                                 -111,222,333,444,555,678,999=-111,222,333,444,555,678,999
-INFO [10-18|14:11:31.106] big.Int                                  11,122,233,344,455,567,899,900=11,122,233,344,455,567,899,900
-INFO [10-18|14:11:31.106] -big.Int                                 -11,122,233,344,455,567,899,900=-11,122,233,344,455,567,899,900
-INFO [10-18|14:11:31.106] uint256                                  111,222,333,444,555,678,999=111,222,333,444,555,678,999
-INFO [10-18|14:11:31.106] uint256                                  11,122,233,344,455,567,899,900=11,122,233,344,455,567,899,900
-INFO [10-18|14:11:31.106] int64                                    1,000,000=1,000,000
-INFO [10-18|14:11:31.106] int64                                    -1,000,000=-1,000,000
-INFO [10-18|14:11:31.106] int64                                    9,223,372,036,854,775,807=9,223,372,036,854,775,807
-INFO [10-18|14:11:31.106] int64                                    -9,223,372,036,854,775,808=-9,223,372,036,854,775,808
-INFO [10-18|14:11:31.106] uint64                                   1,000,000=1,000,000
-INFO [10-18|14:11:31.106] uint64                                   18,446,744,073,709,551,615=18,446,744,073,709,551,615
-INFO [10-18|14:11:31.106] Special chars in value                   key="special \r\n\t chars"
-INFO [10-18|14:11:31.106] Special chars in key                     "special \n\t chars"=value
-INFO [10-18|14:11:31.106] nospace                                  nospace=nospace
-INFO [10-18|14:11:31.106] with space                               "with nospace"="with nospace"
-INFO [10-18|14:11:31.106] Bash escapes in value                    key="\x1b[1G\x1b[K\x1b[1A"
-INFO [10-18|14:11:31.106] Bash escapes in key                      "\x1b[1G\x1b[K\x1b[1A"=value
-INFO [10-18|14:11:31.106] "Bash escapes in message  \x1b[1G\x1b[K\x1b[1A end" key=value
-INFO [10-18|14:11:31.106] "\x1b[35mColored\x1b[0m["                "\x1b[35mColored\x1b[0m["="\x1b[35mColored\x1b[0m["
-INFO [10-18|14:11:31.106] Custom Stringer value                    2562047h47m16.854s=2562047h47m16.854s
-INFO [10-18|14:11:31.106] Lazy evaluation of value                 key="lazy value"
+INFO [10-18|14:26:57.326] big.Int                                  111,222,333,444,555,678,999=111,222,333,444,555,678,999
+INFO [10-18|14:26:57.326] -big.Int                                 -111,222,333,444,555,678,999=-111,222,333,444,555,678,999
+INFO [10-18|14:26:57.326] big.Int                                  11,122,233,344,455,567,899,900=11,122,233,344,455,567,899,900
+INFO [10-18|14:26:57.326] -big.Int                                 -11,122,233,344,455,567,899,900=-11,122,233,344,455,567,899,900
+INFO [10-18|14:26:57.326] uint256                                  111,222,333,444,555,678,999=111,222,333,444,555,678,999
+INFO [10-18|14:26:57.326] uint256                                  11,122,233,344,455,567,899,900=11,122,233,344,455,567,899,900
+INFO [10-18|14:26:57.326] int64                                    1,000,000=1,000,000
+INFO [10-18|14:26:57.326] int64                                    -1,000,000=-1,000,000
+INFO [10-18|14:26:57.326] int64                                    9,223,372,036,854,775,807=9,223,372,036,854,775,807
+INFO [10-18|14:26:57.326] int64                                    -9,223,372,036,854,775,808=-9,223,372,036,854,775,808
+INFO [10-18|14:26:57.326] uint64                                   1,000,000=1,000,000
+INFO [10-18|14:26:57.326] uint64                                   18,446,744,073,709,551,615=18,446,744,073,709,551,615
+INFO [10-18|14:26:57.326] Special chars in value                   key="special \r\n\t chars"
+INFO [10-18|14:26:57.326] Special chars in key                     "special \n\t chars"=value
+INFO [10-18|14:26:57.326] nospace                                  nospace=nospace
+INFO [10-18|14:26:57.326] with space                               "with nospace"="with nospace"
+INFO [10-18|14:26:57.326] Bash escapes in value                    key="\x1b[1G\x1b[K\x1b[1A"
+INFO [10-18|14:26:57.326] Bash escapes in key                      "\x1b[1G\x1b[K\x1b[1A"=value
+INFO [10-18|14:26:57.326] "Bash escapes in message  \x1b[1G\x1b[K\x1b[1A end" key=value
+INFO [10-18|14:26:57.326] "\x1b[35mColored\x1b[0m["                "\x1b[35mColored\x1b[0m["="\x1b[35mColored\x1b[0m["
+INFO [10-18|14:26:57.326] Custom Stringer value                    2562047h47m16.854s=2562047h47m16.854s
+INFO [10-18|14:26:57.326] Lazy evaluation of value                 key="lazy value"
+INFO [10-18|14:26:57.326] "A message with wonky 💩 characters" 
+INFO [10-18|14:26:57.326] "A multiline message \nINFO [10-18|14:11:31.106] with wonky characters 💩" 
+INFO [10-18|14:26:57.326] A multiline message 
+LALA [ZZZZZZZZZZZZZZZZZZ] Actually part of message above