Date: Mon, 17 Nov 2008 18:10:17 +0100 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: freebsd-current@FreeBSD.org Subject: NFS regression. Message-ID: <20081117171017.GB1489@garage.freebsd.pl>
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Hi.
I'm seeing this panic very often now with few days old HEAD:
Fatal trap 12: page fault while in kernel mode
cpuid =3D 1; apic id =3D 01
fault virtual address =3D 0xc
fault code =3D supervisor read, page not present
instruction pointer =3D 0x20:0x80626004
stack pointer =3D 0x28:0x83bce88c
frame pointer =3D 0x28:0x83bce890
code segment =3D base 0x0, limit 0xfffff, type 0x1b
=3D DPL 0, pres 1, def32 1, gran 1
processor eflags =3D interrupt enabled, resume, IOPL =3D 0
current process =3D 2177 (make)
[thread pid 2177 tid 100126 ]
Stopped at xdrmbuf_inline+0x54: movl 0xc(%edx),%eax
db> tr
Tracing pid 2177 tid 100126 td 0x84e17d80
xdrmbuf_inline(83bce954,c,f04,d52ed,83bcea1c,...) at sys/xdr/xdr_mbuf.c:287
xdr_replymsg(83bce954,83bce924,1,2a3,bb9,...) at sys/rpc/rpc_prot.c:186
clnt_dg_call(83dff200,83bcea1c,e,83f5eb00,83bcea58,...) at sys/rpc/clnt_dg.=
c:682
clnt_reconnect_call(83f9ba80,83bcea1c,e,83f5eb00,83bcea58,...) at sys/rpc/c=
lnt_rc.c:273
nfs_request(8422c218,83f5eb00,e,84e17d80,84e29c00,...) at sys/nfsclient/nfs=
_krpc.c:484
nfs_renamerpc(8422c218,84c2c390,15,84e29c00,84e17d80,...) at sys/nfsclient/=
nfs_vnops.c:1731
nfs_sillyrename(86285324,8,0,0,8422c218,...) at sys/nfsclient/nfs_vnops.c:1=
704
nfs_remove(83bcec30,83bcec30,0,83bcec30,86285324,...) at nfs_remove+0x12f
VOP_REMOVE_APV(806cfe80,83bcec30,2,8474ba70,7fbfdd84,...) at VOP_REMOVE_APV=
+0xa5
kern_unlinkat(84e17d80,ffffff9c,7fbfdd84,0,83bcec80,...) at kern_unlinkat+0=
x187
kern_unlink(84e17d80,7fbfdd84,0,83bced2c,8065a4b3,...) at kern_unlink+0x27
unlink(84e17d80,83bcecf8,4,84e17d80,806bab70,...) at unlink+0x22
syscall(83bced38) at syscall+0x283
Xint0x80_syscall() at Xint0x80_syscall+0x20
--- syscall (10, FreeBSD ELF32, unlink), eip =3D 0x807d5d3, esp =3D 0x7fbfd=
ccc, ebp =3D 0x7fbfdd48 ---
Any ideas?
--=20
Pawel Jakub Dawidek http://www.wheel.pl
pjd@FreeBSD.org http://www.FreeBSD.org
FreeBSD committer Am I Evil? Yes, I Am!
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