Date: Tue, 4 Jan 2000 11:29:28 -0500 (EST) From: dgilbert@velocet.ca To: FreeBSD-gnats-submit@freebsd.org Subject: kern/15883: -current NFS leases panic Message-ID: <20000104162928.5F572137FD5@sabre.velocet.net>
next in thread | raw e-mail | index | archive | help
>Number: 15883 >Category: kern >Synopsis: NFS leases (-q) panic -current >Confidential: no >Severity: critical >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Jan 4 08:40:00 PST 2000 >Closed-Date: >Last-Modified: >Originator: David Gilbert >Release: FreeBSD 4.0-CURRENT i386 >Organization: Velocet Communications >Environment: 4.0-CURRENT cvsup'd at Christmas >Description: When a file recently written by an NFS client is accessed by the server, the server panic's. Fatal trap 12: page fault while in kernel mode fault virtual address = 0x12ffa8d4 fault code = supervisor read, page not present instruction pointer = 0x8:0xc01b5bc9 stack pointer = 0x10:0xcf608cbc frame pointer = 0x10:0xcf608d48 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, def32 1, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 3851 (mv) interrupt mask = kernel: type 12 trap, code=0 Stopped at nqsrv_send_eviction+0x9d: movl 0x14(%eax),%eax nqsrv_send_eviction(cf5fb540,c2786540,ffffffff,0,c273ee80) at nqsrv_send_eviction+0x9d nqsrv_getlease(cf5fb540,cf608e3c,6,ffffffff,ce1e0080) at nqsrv_getlease+0x2cd nqnfs_vop_lease_check(cf608e88,cf608e64,c0212229,cf608e88,cf608f3c) at nqnfs_vop_lease_check+0x34 vop_defaultop(cf608e88,cf608f3c,c0195cd8,cf608e88,ce1e0080) at vop_defaultop+0x15 ufs_vnoperate(cf608e88) at ufs_vnoperate+0x15 rename(ce1e0080,cf608f80,0,bfbff868,bfbff9af) at rename+0x2fc syscall(2f,2f,2f,bfbff9af,bfbff868) at syscall+0x176 Xint0x80_syscall() at Xint0x80_syscall+0x26 >How-To-Repeat: on nfs client (with mount -q foo:/raid /raid) cp kernel /raid/kernel on nfs server (with /raid) mv kernel /usr/tftpboot/ (within a few seconds) >Fix: None known. >Release-Note: >Audit-Trail: >Unformatted: To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20000104162928.5F572137FD5>