+ * Race near adns_beforeselect which could cause infinite timeout fixed

[adns] / regress / case-lockup.sys

diff --git a/regress/case-lockup.sys b/regress/case-lockup.sys
new file mode 100644 (file)
index 0000000..8336d92
--- /dev/null
+++ b/regress/case-lockup.sys
@@ -0,0 +1,135 @@
+noserver
+:1 chiark.greenend.org.uk
+ start 912889153.349504
+ socket type=SOCK_DGRAM
+ socket=4
+ +0.000193
+ fcntl fd=4 cmd=F_GETFL
+ fcntl=~O_NONBLOCK&...
+ +0.000088
+ fcntl fd=4 cmd=F_SETFL O_NONBLOCK|...
+ fcntl=OK
+ +0.000072
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +0.000617
+ select max=5 rfds=[4] wfds=[] efds=[] to=1.999383
+ select=0 rfds=[] wfds=[] efds=[]
+ +2.008683
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +0.000406
+ select max=5 rfds=[4] wfds=[] efds=[] to=1.999594
+ select=0 rfds=[] wfds=[] efds=[]
+ +2.009544
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +0.000428
+ select max=5 rfds=[4] wfds=[] efds=[] to=1.999572
+ select=0 rfds=[] wfds=[] efds=[]
+ +2.009567
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +0.000449
+ select max=5 rfds=[4] wfds=[] efds=[] to=1.999551
+ select=0 rfds=[] wfds=[] efds=[]
+ +2.009551
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +0.000381
+ select max=5 rfds=[4] wfds=[] efds=[] to=1.999619
+ select=0 rfds=[] wfds=[] efds=[]
+ +2.009614
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +0.000383
+ select max=5 rfds=[4] wfds=[] efds=[] to=1.999617
+ select=0 rfds=[] wfds=[] efds=[]
+ +2.009622
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +0.000387
+ select max=5 rfds=[4] wfds=[] efds=[] to=1.999613
+ select=0 rfds=[] wfds=[] efds=[]
+ +2.009603
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +0.000404
+ select max=5 rfds=[4] wfds=[] efds=[] to=1.999596
+ select=0 rfds=[] wfds=[] efds=[]
+ +2.009607
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +0.000468
+ select max=5 rfds=[4] wfds=[] efds=[] to=1.999532
+ select=0 rfds=[] wfds=[] efds=[]
+ +2.009526
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +0.000431
+ select max=5 rfds=[4] wfds=[] efds=[] to=1.999569
+ select=0 rfds=[] wfds=[] efds=[]
+ +2.009564
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +0.000429
+ select max=5 rfds=[4] wfds=[] efds=[] to=1.999571
+ select=0 rfds=[] wfds=[] efds=[]
+ +2.009586
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +0.000479
+ select max=5 rfds=[4] wfds=[] efds=[] to=1.999521
+ select=0 rfds=[] wfds=[] efds=[]
+ +2.009511
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +0.000430
+ select max=5 rfds=[4] wfds=[] efds=[] to=1.999570
+ select=0 rfds=[] wfds=[] efds=[]
+ +2.009571
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +0.000440
+ select max=5 rfds=[4] wfds=[] efds=[] to=1.999560
+ select=0 rfds=[] wfds=[] efds=[]
+ +2.009564
+ sendto fd=4 addr=172.18.45.36:53
+     311f0100 00010000 00000000 06636869 61726b08 67726565 6e656e64 036f7267
+     02756b00 00010001.
+ sendto=40
+ +2.000439
+ select max=5 rfds=[4] wfds=[] efds=[] to=0.000000
+ select=0 rfds=[] wfds=[] efds=[]
+ +0.000001
+ close fd=4
+ close=OK
+ +0.000267