Socket destroy delayed in Linux pre2.0.10-12

Andreas Jaeger (aj@arthur.pfalz.de)
04 Jun 1996 22:03:24 +0200


Starting with pre2.0.10 (I jumped from pre2.0.7), I have a lot of
socket destroy delayed messages in my syslog

The first message appeared when I ended one ftp session (see below for
more information).

Please mail me if you need any further information - I'm back to 2.0.7
because that version doesn't make any problems

My syslog gives the following messages which seem not to stop:
[...]
Jun 4 21:46:40 arthur kernel: Socket destroy delayed (r=0 w=28016)
Jun 4 21:46:42 arthur kernel: Socket destroy delayed (r=0 w=10336)
Jun 4 21:46:42 arthur kernel: Socket destroy delayed (r=0 w=1088)
Jun 4 21:46:50 arthur kernel: Socket destroy delayed (r=0 w=28016)
Jun 4 21:46:52 arthur kernel: Socket destroy delayed (r=0 w=10336)
Jun 4 21:46:52 arthur kernel: Socket destroy delayed (r=0 w=1088)
Jun 4 21:47:00 arthur kernel: Socket destroy delayed (r=0 w=28016)
Jun 4 21:47:02 arthur kernel: Socket destroy delayed (r=0 w=10336)
Jun 4 21:47:02 arthur kernel: Socket destroy delayed (r=0 w=1088)
Jun 4 21:47:10 arthur kernel: Socket destroy delayed (r=0 w=28016)
Jun 4 21:47:12 arthur kernel: Socket destroy delayed (r=0 w=10336)
Jun 4 21:47:12 arthur kernel: Socket destroy delayed (r=0 w=1088)
[...]

My configuration is at the time of this writing:
Linux pre2.0.12
libc-5.3.12, ELF-System

#netstat -n
Active Internet connections (w/o servers)
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 131.246.176.38:119 131.246.176.38:1089 ESTABLISHED
tcp 0 0 131.246.176.38:1089 131.246.176.38:119 ESTABLISHED
tcp 0 1 131.246.176.38:1072 193.141.110.9:20 LAST_ACK
tcp 0 7 131.246.176.38:1070 193.141.110.9:21 FIN_WAIT1
udp 0 0 127.0.0.0:53 0.0.0.0:*
udp 0 0 131.246.176.38:53 0.0.0.0:*
When trying to close the ftp connection from arthur (131...) to 193 the
first messages appeared.

#cat /proc/modules
Module: #pages: Used by:
teles 15 1
isdn 12 [teles] 7
dummy0 1 1 (autoclean)

# cat cpuinfo
processor : 0
cpu : 486
model : Am5x86-WT
vendor_id : AuthenticAMD
stepping : 4
fdiv_bug : no
hlt_bug : no
fpu : yes
fpu_exception : yes
cpuid : yes
wp : yes
flags : fpu
bogomips : 66.56

# cat /usr/src/linux/.config | grep -v "#"
CONFIG_MODULES=y
CONFIG_MODVERSIONS=y
CONFIG_KERNELD=y

CONFIG_NET=y
CONFIG_PCI=y
CONFIG_SYSVIPC=y
CONFIG_BINFMT_AOUT=m
CONFIG_BINFMT_ELF=y
CONFIG_KERNEL_ELF=y
CONFIG_M486=y

CONFIG_BLK_DEV_FD=m

CONFIG_INET=y
CONFIG_IP_ACCT=y

CONFIG_IP_NOSR=y

CONFIG_SCSI=y

CONFIG_BLK_DEV_SD=y
CONFIG_CHR_DEV_ST=m
CONFIG_BLK_DEV_SR=m

CONFIG_SCSI_CONSTANTS=y

CONFIG_SCSI_BUSLOGIC=y
CONFIG_SCSI_NCR53C7xx=y
CONFIG_SCSI_NCR53C7xx_sync=y
CONFIG_SCSI_NCR53C7xx_FAST=y
CONFIG_SCSI_NCR53C7xx_DISCONNECT=y

CONFIG_NETDEVICES=y
CONFIG_DUMMY=m
CONFIG_NET_ETHERNET=y
CONFIG_NET_ISA=y
CONFIG_NE2000=m

CONFIG_ISDN=m
CONFIG_ISDN_DRV_TELES=m

CONFIG_EXT2_FS=y
CONFIG_PROC_FS=y
CONFIG_NFS_FS=m
CONFIG_ISO9660_FS=m

CONFIG_SERIAL=y
CONFIG_PRINTER=y

-- 
 Andreas Jaeger   aj@arthur.pfalz.de    jaeger@informatik.uni-kl.de
  Altenwoogstr. 31      67655 Kaiserslautern, Germany
   Phone +49 631 3403051 Fax/Modem +49 631 3403052
    http://www.student.uni-kl.de/~ajaeger/