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[1.] One line summary of the problem:
Netscape mail sometimes frezze when i read mail stored in a vfat
partition
[2.] Full description of the problem/report:
When it happen the dmesg show as a kernel bug, and netscape got Z state:
213 tty1 Z 0:00 [netscape <defunct>]
I use netscape with nsmail linked with a Maildir of windows version of
netscape to use the same folders for linux and windows. It happen with
kernel-2.4.0test8 .. and i upgrade to test9 because i see some updates
and
file.c but in ext2 fs not in vfat fs ...
[3.] Keywords (i.e., modules, networking, kernel):
vfat,netscape,file.c
[4.] Kernel version (from /proc/version):
Linux version 2.4.0-test9 (root@soft) (gcc version egcs-2.91.66
19990314/Linux (egcs-1.1.2 release)) #1 sex out 20 12:23:54 BRST 2000
[5.] Output of Oops.. message (if applicable) with symbolic information
resolved (see Documentation/oops-tracing.txt)
kernel BUG at file.c:79!
invalid operand: 0000
CPU: 0
EIP: 0010:[<c015f933>]
EFLAGS: 00013296
eax: 00000019 ebx: 00000000 ecx: c3e793e0 edx: 00000005
esi: 00000020 edi: c170d800 ebp: c0e882c0 esp: c2d89e54
ds: 0018 es: 0018 ss: 0018
Process netscape (pid: 198, stackpage=c2d89000)
Stack: c0294645 c02947c7 0000004f c015f868 00000200 00000004 c2d89eb8
00000010
c0131f16 c170d800 00000020 c0e882c0 00000001 c103e1c4 00000000
00000004
00001000 00000000 c0e52ea0 c2d89eb8 c0e882c0 c0e9d000 00000200
00000020
Call Trace: [<c0294645>] [<c02947c7>] [<c015f868>] [<c0131f16>]
[<c0129e05>]
[<c01324d1>] [<c015f868>]
[<c012b600>] [<c0161214>] [<c015f868>] [<c0126fff>] [<c015f99a>]
[<c015f978>] [<c012fc95>] [<c010a4d3>]
Code: 0f 0b 83 c4 0c 66 8b 47 20 66 89 45 0c 89 5d 04 80 4d 18 30
[6.] A small shell script or example program which triggers the
problem (if possible)
Netscape 4.75
[7.] Environment
[7.1.] Software (add the output of the ver_linux script here)
Distribution: Slackware 7.1
Netscape 4.75
Linux soft 2.4.0-test9 #1 sex out 20 12:23:54 BRST 2000 i586 unknown
Kernel modules 2.3.13
Gnu C egcs-2.91.66
Gnu Make 3.79
Binutils 2.9.1.0.25
Linux C Library 2.1.3
Dynamic linker ldd: version 1.9.9
Procps 2.0.6
Mount 2.10l
Net-tools 1.55
Kbd 0.99
Sh-utils 2.0
Modules Loaded
[7.2.] Processor information (from /proc/cpuinfo):
processor : 0
vendor_id : AuthenticAMD
cpu family : 5
model : 8
model name : AMD-K6(tm) 3D processor
stepping : 0
cpu MHz : 300.000689
cache size : 64 KB
fdiv_bug : no
hlt_bug : no
sep_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 1
wp : yes
flags : fpu vme de pse tsc msr mce cx8 sep mmx 3dnow
bogomips : 599.65
[7.3.] Module information (from /proc/modules):
lp 5308 2 (autoclean)
[7.4.] Loaded driver and hardware information (/proc/ioports,
/proc/iomem)
/proc/ioports
0000-001f : dma1
0020-003f : pic1
0040-005f : timer
0060-006f : keyboard
0080-008f : dma page reg
00a0-00bf : pic2
00c0-00df : dma2
00f0-00ff : fpu
0170-0177 : ide1
01f0-01f7 : ide0
0213-0213 : isapnp read
0220-022f : soundblaster
02f8-02ff : serial(auto)
0330-0333 : MPU-401 UART
0376-0376 : ide1
03bc-03be : parport0
03c0-03df : vga+
03f6-03f6 : ide0
03f8-03ff : serial(auto)
0620-0623 : sound driver (AWE32)
0a20-0a23 : sound driver (AWE32)
0a79-0a79 : isapnp write
0cf8-0cff : PCI conf1
0e20-0e23 : sound driver (AWE32)
5c20-5c3f : Acer Laboratories Inc. [ALi] M7101 PMU
b400-b40f : Acer Laboratories Inc. [ALi] M5229 IDE
b400-b407 : ide0
b408-b40f : ide1
b800-b81f : Realtek Semiconductor Co., Ltd. RTL-8029(AS)
b800-b81f : NE2000
d000-dfff : PCI Bus #01
d800-d8ff : 3Dfx Interactive, Inc. Voodoo Banshee
/proc/iomem
00000000-0009ffff : System RAM
000a0000-000bffff : Video RAM area
000c0000-000c7fff : Video ROM
000f0000-000fffff : System ROM
00100000-07ffbfff : System RAM
00100000-002f195f : Kernel code
002f1960-0031aae3 : Kernel data
07ffc000-07ffefff : ACPI Tables
07fff000-07ffffff : ACPI Non-volatile Storage
de000000-dfffffff : PCI Bus #01
de000000-dfffffff : 3Dfx Interactive, Inc. Voodoo Banshee
e0000000-e3ffffff : Acer Laboratories Inc. [ALi] M1541
e5f00000-e7ffffff : PCI Bus #01
e6000000-e7ffffff : 3Dfx Interactive, Inc. Voodoo Banshee
ffff0000-ffffffff : reserved
[7.5.] PCI information ('lspci -vvv' as root)
00:00.0 Host bridge: Acer Laboratories Inc. [ALi] M1541 (rev 04)
Subsystem: Acer Laboratories Inc. [ALi] ALI M1541 Aladdin V/V+
AGP System Controller
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B-
Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=slow >TAbort-
<TAbort- <MAbort+ >SERR- <PERR-
Latency: 64
Region 0: Memory at e0000000 (32-bit, non-prefetchable)
[size=64M]
Capabilities: [b0] AGP version 1.0
Status: RQ=28 SBA+ 64bit- FW- Rate=x1,x2
Command: RQ=0 SBA- AGP- 64bit- FW- Rate=<none>
Capabilities: [e0] #00 [0000]
00:01.0 PCI bridge: Acer Laboratories Inc. [ALi] M5243 (rev 04) (prog-if
00 [Normal decode])
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B-
Status: Cap- 66Mhz- UDF- FastB2B- ParErr- DEVSEL=slow >TAbort-
<TAbort- <MAbort- >SERR- <PERR-
Latency: 64
Bus: primary=00, secondary=01, subordinate=01, sec-latency=64
I/O behind bridge: 0000d000-0000dfff
Memory behind bridge: de000000-dfffffff
Prefetchable memory behind bridge: e5f00000-e7ffffff
BridgeCtl: Parity- SERR- NoISA- VGA+ MAbort- >Reset- FastB2B-
00:03.0 Bridge: Acer Laboratories Inc. [ALi] M7101 PMU
Subsystem: Acer Laboratories Inc. [ALi] ALI M7101 Power
Management Controller
Control: I/O+ Mem- BusMaster- SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B-
Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR-
00:07.0 ISA bridge: Acer Laboratories Inc. [ALi] M1533 PCI to ISA Bridge
[Aladdin IV] (rev c3)
Control: I/O+ Mem+ BusMaster+ SpecCycle+ MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B-
Status: Cap- 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
<TAbort+ <MAbort+ >SERR- <PERR-
Latency: 0
00:0b.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
RTL-8029(AS)
Subsystem: Realtek Semiconductor Co., Ltd. RT8029(AS)
Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B-
Status: Cap- 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR-
Interrupt: pin A routed to IRQ 9
Region 0: I/O ports at b800 [size=32]
00:0f.0 IDE interface: Acer Laboratories Inc. [ALi] M5229 IDE (rev c1)
(prog-if fa)
Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B-
Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR-
Latency: 32 (500ns min, 1000ns max)
Interrupt: pin A routed to IRQ 0
Region 4: I/O ports at b400 [size=16]
01:00.0 VGA compatible controller: 3Dfx Interactive, Inc. Voodoo Banshee
(rev 03) (prog-if 00 [VGA])
Subsystem: Diamond Multimedia Systems Monster Fusion AGP
Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B-
Status: Cap+ 66Mhz+ UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR-
Interrupt: pin A routed to IRQ 0
Region 0: Memory at de000000 (32-bit, non-prefetchable)
[size=32M]
Region 1: Memory at e6000000 (32-bit, prefetchable) [size=32M]
Region 2: I/O ports at d800 [size=256]
Expansion ROM at e5ff0000 [disabled] [size=64K]
Capabilities: [54] AGP version 1.0
Status: RQ=7 SBA+ 64bit+ FW- Rate=x1
Command: RQ=0 SBA- AGP- 64bit- FW- Rate=<none>
Capabilities: [60] Power Management version 1
Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA
PME(D0-,D1-,D2-,D3hot-,D3cold-)
Status: D0 PME-Enable- DSel=0 DScale=0 PME-
[7.6.] SCSI information (from /proc/scsi/scsi)
Attached devices:
Host: scsi0 Channel: 00 Id: 00 Lun: 00
Vendor: HP Model: CD-Writer+ 8200 Rev: 1.0f
Type: CD-ROM ANSI SCSI revision: 02
Host: scsi0 Channel: 00 Id: 01 Lun: 00
Vendor: Model: ATAPI CDROM Rev: 220C
Type: CD-ROM ANSI SCSI revision: 02
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