[OpenAFS] Kernel-mod crash on RH Linux 2.4.18-5smp, openafs-1.2.6-rh7.3.1

[James L Robinson]

Hi folks,

=09Using OpenAFS 1.2.6 from the RPMS on RH Linux 7.3, kernel
2.4.18-5smp (latest errata release) on dual P4 boxes, when
a particular user runs 'ant' (a java make system) to rebuild some code,
they can repeatedly cause:

------------[ cut here ]------------
kernel BUG at filemap.c:241!
invalid operand: 0000
libafs-2.4.18-5-i686.mp autofs e1000 ipchains ext3 jbd aic7xxx sd_mod scs=
i_mod
CPU:    0
EIP:    0010:[<c012ec2b>]    Tainted: PF
EFLAGS: 00010296

EIP is at truncate_complete_page [kernel] 0x1b (2.4.18-5smp)
eax: 0000001d   ebx: c43fce98   ecx: c02f1e40   edx: 0000357d
esi: 00000000   edi: 00000000   ebp: f8d93614   esp: e3acbd0c
ds: 0018   es: 0018   ss: 0018
Process java (pid: 1288, stackpage=3De3acb000)
Stack: c0245e9b 000000f1 c43fce98 c012ee76 c43fce98 00000000 e3aca000 000=
00001=20
       e3acbd58 00000000 0000018f f8b98020 f8b3acaf f8d9375c 00000000 e3a=
cbd58=20
       00000000 f8d93614 c012ef1b 00000000 f8b98020 e3aca000 00000000 f8f=
d5098=20
Call Trace: [<c012ee76>] truncate_list_pages [kernel] 0x206=20
[<f8b98020>] afs_global_lock [libafs-2.4.18-5-i686.mp] 0x0=20
[<f8b3acaf>] afs_PutVCache [libafs-2.4.18-5-i686.mp] 0x83=20
[<c012ef1b>] truncate_inode_pages [kernel] 0x4b=20
[<f8b98020>] afs_global_lock [libafs-2.4.18-5-i686.mp] 0x0=20
[<f8b32fcf>] afs_TruncateAllSegments [libafs-2.4.18-5-i686.mp] 0x137=20
[<f8b3c46c>] afs_setattr [libafs-2.4.18-5-i686.mp] 0x14c=20
[<f8b3bf93>] afs_CopyOutAttrs [libafs-2.4.18-5-i686.mp] 0x1e7=20
[<f8b3bf93>] afs_CopyOutAttrs [libafs-2.4.18-5-i686.mp] 0x1e7=20
[<f8b6ddfe>] vcache2inode [libafs-2.4.18-5-i686.mp] 0x22=20
[<f8b6d92d>] afs_notify_change [libafs-2.4.18-5-i686.mp] 0xa1=20
[<f8b6d89f>] afs_notify_change [libafs-2.4.18-5-i686.mp] 0x13=20
[<f8b3b98f>] afs_AccessOK [libafs-2.4.18-5-i686.mp] 0x93=20
[<c0158fe1>] notify_change [kernel] 0x81=20
[<f8b98020>] afs_global_lock [libafs-2.4.18-5-i686.mp] 0x0=20
[<f8b70a00>] afs_linux_writepage [libafs-2.4.18-5-i686.mp] 0xec=20
[<c013ffe7>] do_truncate [kernel] 0x47=20
[<c014c075>] permission [kernel] 0x45=20
[<c014db25>] open_namei [kernel] 0x4b5=20
[<c012e62d>] do_brk [kernel] 0x25d=20
[<c0140f96>] filp_open [kernel] 0x36=20
[<c01412e4>] sys_open [kernel] 0x34=20
[<c0108c6b>] system_call [kernel] 0x33=20


Code: 0f 0b 5a 59 8b 43 30 85 c0 74 0e 6a 00 53 e8 a2 ff ff ff 5a
------

Any suggestions?


=20

--=20
James Robinson                          Phone: (704) 687-4876
College of Information Technology       FAX:   (704) 687-3516
UNC Charlotte                           Email: jlrobins@uncc.edu
Charlotte, NC 28223-0001                Director of Technology Services