Date: Mon, 9 Nov 1998 12:00:58 -0800 (PST) From: igor@apb.dn.ua To: freebsd-gnats-submit@FreeBSD.ORG Subject: kern/8633: TCP packet via SLIP/CSLIP containing this 4 bytes (0x2b,0x2b,0xab,0x00) drops Message-ID: <199811092000.MAA14385@hub.freebsd.org>
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>Number: 8633 >Category: kern >Synopsis: TCP packet via SLIP/CSLIP containing this 4 bytes (0x2b,0x2b,0xab,0x00) drops >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Nov 9 12:10:01 PST 1998 >Last-Modified: >Originator: Igor N Indick >Organization: Bank Ukraina >Release: 2.2.6-RELEASE >Environment: FreeBSD ns.apb.dn.ua 2.2.6-RELEASE FreeBSD 2.2.6-RELEASE #0: Mon Nov 9 18:51:08 EET 1998 igor@ns.apb.dn.ua:/usr/src/sys/compile/CUSTOM i386 >Description: Any TCP packet containing this 4 bytes (0x2b,0x2b,0xab,0x00) does not pass through SLIP/CSLIP in or out. In GENERIC kernel it seems to be Ok. diff GENERIC CUSTOM is: 21,23c21,24 < ident GENERIC < maxusers 10 < --- > ident CUSTOM > maxusers 100 > options CHILD_MAX=1000 > options OPEN_MAX=1000 27d27 < options NFS #Network Filesystem 47,48d46 < disk fd1 at fdc0 drive 1 < tape ft0 at fdc0 drive 2 62d59 < device wfd0 #IDE floppy (LS-120) 125,126d121 < device apm0 at isa? disable # Advanced Power Management < options APM_BROKEN_STATCLOCK # Workaround some buggy APM BIOS 134,135c129,130 < device sio2 at isa? disable port "IO_COM3" tty irq 5 vector siointr < device sio3 at isa? disable port "IO_COM4" tty irq 9 vector siointr --- > device sio2 at isa? port "IO_COM3" tty irq 5 vector siointr > device sio3 at isa? port "IO_COM4" tty irq 9 vector siointr 137,139c132,134 < device lpt0 at isa? port? tty irq 7 vector lptintr < device lpt1 at isa? port? tty < device mse0 at isa? port 0x23c tty irq 5 vector mseintr --- > device lpt0 at isa? disable port? tty irq 7 vector lptintr > device lpt1 at isa? disable port? tty > device mse0 at isa? disable port 0x23c tty irq 5 vector mseintr 141c136 < device psm0 at isa? port "IO_KBD" conflicts tty irq 12 vector psmintr --- > device psm0 at isa? disable port "IO_KBD" conflicts tty irq 12 vector psmintr 165,166c160 < pseudo-device sl 1 < pseudo-device ppp 1 --- > pseudo-device sl 4 168d161 < pseudo-device tun 1 175d167 < options KTRACE #kernel tracing >How-To-Repeat: Compile kernel CUSTOM (see above), and try to send file containing (0x2b,0x2b,0xab,0x00) with FTP,HTTP via SLIP/CSLIP interface, in or out FreeBSD box. >Fix: >Audit-Trail: >Unformatted: To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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