[Bug 204643] [msdosfs] [panic] Crash while accessing files with large, non-english names
bugzilla-noreply at freebsd.org
bugzilla-noreply at freebsd.org
Sat Mar 12 01:58:39 UTC 2016
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=204643
--- Comment #1 from Alexey <gordon778 at mail.ru> ---
This bug is reproducible on FreeBSD 10.2-RELEASE (and others i guess):
KDB: stack backtrace:
#0 0xffffffff80984e30 at kdb_backtrace+0x60
#1 0xffffffff809489e6 at vpanic+0x126
#2 0xffffffff809488b3 at panic+0x43
#3 0xffffffff80976462 at __stack_chk_fail+0x12
#4 0xffffffff8083c652 at msdosfs_readdir+0x782
#5 0xffffffff80e731c7 at VOP_READDIR_APV+0xa7
#6 0xffffffff809f72bc at kern_getdirentries+0x21c
#7 0xffffffff809f7078 at sys_getdirentries+0x28
#8 0xffffffff80d4b3a7 at amd64_syscall+0x357
uname:
FreeBSD HP635 10.2-RELEASE-p7 FreeBSD 10.2-RELEASE-p7 #0: Mon Nov 2 14:19:39
UTC 2015 root at amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC
amd64
dmesg:
Copyright (c) 1992-2015 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
FreeBSD 10.2-RELEASE-p7 #0: Mon Nov 2 14:19:39 UTC 2015
root at amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC amd64
FreeBSD clang version 3.4.1 (tags/RELEASE_34/dot1-final 208032) 20140512
VT: running with driver "vga".
info: [drm] Initialized drm 1.1.0 20060810
CPU: AMD E-300 APU with Radeon(tm) HD Graphics (1297.27-MHz K8-class CPU)
Origin="AuthenticAMD" Id=0x500f20 Family=0x14 Model=0x2 Stepping=0
Features=0x178bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2,HTT>
Features2=0x802209<SSE3,MON,SSSE3,CX16,POPCNT>
AMD Features=0x2e500800<SYSCALL,NX,MMX+,FFXSR,Page1GB,RDTSCP,LM>
AMD
Features2=0x35ff<LAHF,CMP,SVM,ExtAPIC,CR8,ABM,SSE4A,MAS,Prefetch,IBS,SKINIT,WDT>
SVM: (disabled in BIOS) NP,NRIP,NAsids=8
TSC: P-state invariant, performance statistics
real memory = 6442450944 (6144 MB)
avail memory = 5782937600 (5515 MB)
Event timer "LAPIC" quality 400
ACPI APIC Table: <HP INSYDE >
FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
FreeBSD/SMP: 1 package(s) x 2 core(s)
cpu0 (BSP): APIC ID: 0
cpu1 (AP): APIC ID: 1
ioapic0: Changing APIC ID to 4
ioapic0 <Version 2.1> irqs 0-23 on motherboard
random: <Software, Yarrow> initialized
module_register_init: MOD_LOAD (vesa, 0xffffffff80db8e60, 0) error 19
kbd1 at kbdmux0
acpi0: <HPQOEM SLIC-MPC> on motherboard
acpi0: Power Button (fixed)
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff irq 0,8 on
acpi0
Timecounter "HPET" frequency 14318180 Hz quality 950
Event timer "HPET" frequency 14318180 Hz quality 550
Event timer "HPET1" frequency 14318180 Hz quality 450
atrtc0: <AT realtime clock> port 0x70-0x71 on acpi0
Event timer "RTC" frequency 32768 Hz quality 0
attimer0: <AT timer> port 0x40-0x43 on acpi0
Timecounter "i8254" frequency 1193182 Hz quality 0
Event timer "i8254" frequency 1193182 Hz quality 100
Timecounter "ACPI-fast" frequency 3579545 Hz quality 900
acpi_timer0: <32-bit timer at 3.579545MHz> port 0x408-0x40b on acpi0
acpi_ec0: <Embedded Controller: GPE 0x3> port 0x62,0x66 on acpi0
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci0: <ACPI PCI bus> on pcib0
vgapci0: <VGA-compatible display> port 0x4000-0x40ff mem
0xe0000000-0xefffffff,0xf0400000-0xf043ffff irq 18 at device 1.0 on pci0
acpi_video0: <ACPI video extension> on vgapci0
drmn0: <Wrestler [Radeon HD 6310]> on vgapci0
info: [drm] RADEON_IS_PCIE
info: [drm] initializing kernel modesetting (PALM 0x1002:0x9802 0x103C:0x3577).
info: [drm] register mmio base: 0xF0400000
info: [drm] register mmio size: 262144
info: [drm] radeon_atrm_get_bios: ===> Try ATRM...
info: [drm] radeon_atrm_get_bios: IGP card detected, skipping this method...
info: [drm] radeon_acpi_vfct_bios: ===> Try VFCT...
info: [drm] radeon_acpi_vfct_bios: Get "VFCT" ACPI table
info: [drm] radeon_acpi_vfct_bios: Failed to get "VFCT" table: AE_NOT_FOUND
info: [drm] igp_read_bios_from_vram: ===> Try IGP's VRAM...
info: [drm] igp_read_bios_from_vram: VRAM base address: 0xe0000000
info: [drm] igp_read_bios_from_vram: Map address: 0xfffff800e0000000 (262144
bytes)
info: [drm] igp_read_bios_from_vram: Incorrect BIOS signature: 0x0000
info: [drm] radeon_read_bios: ===> Try PCI Expansion ROM...
info: [drm] radeon_read_bios: Map address: 0xfffff800000c0000 (131072 bytes)
info: [drm] ATOM BIOS: HP
drmn0: info: VRAM: 384M 0x0000000000000000 - 0x0000000017FFFFFF (384M used)
drmn0: info: GTT: 512M 0x0000000018000000 - 0x0000000037FFFFFF
info: [drm] Detected VRAM RAM=384M, BAR=256M
info: [drm] RAM width 32bits DDR
[TTM] Zone kernel: Available graphics memory: 2924656 kiB
[TTM] Zone dma32: Available graphics memory: 2097152 kiB
[TTM] Initializing pool allocator
info: [drm] radeon: 384M of VRAM memory ready
info: [drm] radeon: 512M of GTT memory ready.
info: [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
info: [drm] Driver supports precise vblank timestamp query.
info: [drm] MSI enabled 1 message(s)
drmn0: info: radeon: using MSI.
info: [drm] radeon: irq initialized.
info: [drm] GART: num cpu pages 131072, num gpu pages 131072
info: [drm] Loading PALM Microcode
info: [drm] PCIE GART of 512M enabled (table at 0x0000000000040000).
drmn0: info: WB enabled
drmn0: info: fence driver on ring 0 use gpu addr 0x0000000018000c00 and cpu
addr 0x0xfffff80002f61c00
drmn0: info: fence driver on ring 3 use gpu addr 0x0000000018000c0c and cpu
addr 0x0xfffff80002f61c0c
info: [drm] ring test on 0 succeeded in 1 usecs
info: [drm] ring test on 3 succeeded in 1 usecs
info: [drm] ib test on ring 0 succeeded in 0 usecs
info: [drm] ib test on ring 3 succeeded in 0 usecs
info: [drm] radeon_device_init: Taking over the fictitious range
0xe0000000-0xf0000000
iicbus0: <Philips I2C bus> on iicbb0 addr 0xff
iic0: <I2C generic I/O> on iicbus0
iicbus1: <Philips I2C bus> on iicbb1 addr 0x0
iic1: <I2C generic I/O> on iicbus1
iicbus2: <Philips I2C bus> on iicbb2 addr 0x0
iic2: <I2C generic I/O> on iicbus2
iicbus3: <Philips I2C bus> on iicbb3 addr 0x0
iic3: <I2C generic I/O> on iicbus3
iicbus4: <Philips I2C bus> on iicbb4 addr 0x0
iic4: <I2C generic I/O> on iicbus4
iicbus5: <Philips I2C bus> on iicbb5 addr 0x0
iic5: <I2C generic I/O> on iicbus5
iicbus6: <Philips I2C bus> on iicbb6 addr 0x0
iic6: <I2C generic I/O> on iicbus6
iicbus7: <Philips I2C bus> on iicbb7 addr 0x0
iic7: <I2C generic I/O> on iicbus7
info: [drm] Radeon Display Connectors
info: [drm] Connector 0:
info: [drm] LVDS-1
info: [drm] HPD1
info: [drm] DDC: 0x6430 0x6430 0x6434 0x6434 0x6438 0x6438 0x643c 0x643c
info: [drm] Encoders:
info: [drm] LCD1: INTERNAL_UNIPHY
info: [drm] Connector 1:
info: [drm] HDMI-A-1
info: [drm] HPD2
info: [drm] DDC: 0x6440 0x6440 0x6444 0x6444 0x6448 0x6448 0x644c 0x644c
info: [drm] Encoders:
info: [drm] DFP1: INTERNAL_UNIPHY
info: [drm] Connector 2:
info: [drm] VGA-1
info: [drm] DDC: 0x64d8 0x64d8 0x64dc 0x64dc 0x64e0 0x64e0 0x64e4 0x64e4
info: [drm] Encoders:
info: [drm] CRT1: INTERNAL_KLDSCP_DAC1
info: [drm] Internal thermal controller without fan control
info: [drm] radeon: power management initialized
info: [drm] Connector LVDS-1: get mode from tunables:
info: [drm] - kern.vt.fb.modes.LVDS-1
info: [drm] - kern.vt.fb.default_mode
info: [drm] Connector HDMI-A-1: get mode from tunables:
info: [drm] - kern.vt.fb.modes.HDMI-A-1
info: [drm] - kern.vt.fb.default_mode
info: [drm] Connector VGA-1: get mode from tunables:
info: [drm] - kern.vt.fb.modes.VGA-1
info: [drm] - kern.vt.fb.default_mode
info: [drm] fb mappable at 0xE0142000
info: [drm] vram apper at 0xE0000000
info: [drm] size 4325376
info: [drm] fb depth is 24
info: [drm] pitch is 5632
fbd0 on drmn0
VT: Replacing driver "vga" with new "fb".
error: [drm:pid0:radeon_acpi_init] *ERROR* Cannot find a backlight controller
info: [drm] Initialized radeon 2.29.0 20080528 for drmn0 on minor 0
vgapci0: Boot video device
hdac0: <ATI (0x1314) HDA Controller> mem 0xf0444000-0xf0447fff irq 19 at device
1.1 on pci0
ahci0: <AMD SB7x0/SB8x0/SB9x0 AHCI SATA controller> port
0x4118-0x411f,0x4124-0x4127,0x4110-0x4117,0x4120-0x4123,0x4100-0x410f mem
0xf044d000-0xf044d3ff irq 19 at device 17.0 on pci0
ahci0: AHCI v1.20 with 2 6Gbps ports, Port Multiplier supported
ahci0: quirks=0x22000<ATI_PMP_BUG,1MSI>
ahcich0: <AHCI channel> at channel 0 on ahci0
ahcich1: <AHCI channel> at channel 1 on ahci0
ohci0: <AMD SB7x0/SB8x0/SB9x0 USB controller> mem 0xf044c000-0xf044cfff irq 18
at device 18.0 on pci0
usbus0 on ohci0
ehci0: <AMD SB7x0/SB8x0/SB9x0 USB 2.0 controller> mem 0xf044b000-0xf044b0ff irq
17 at device 18.2 on pci0
usbus1: EHCI version 1.0
usbus1 on ehci0
hdac1: <ATI SB600 HDA Controller> mem 0xf0440000-0xf0443fff irq 16 at device
20.2 on pci0
isab0: <PCI-ISA bridge> at device 20.3 on pci0
isa0: <ISA bus> on isab0
pcib1: <ACPI PCI-PCI bridge> at device 20.4 on pci0
pci1: <ACPI PCI bus> on pcib1
ohci1: <AMD SB7x0/SB8x0/SB9x0 USB controller> mem 0xf044a000-0xf044afff irq 18
at device 20.5 on pci0
usbus2 on ohci1
pcib2: <ACPI PCI-PCI bridge> at device 21.0 on pci0
pci2: <ACPI PCI bus> on pcib2
pci2: <unknown> at device 0.0 (no driver attached)
pcib3: <ACPI PCI-PCI bridge> at device 21.1 on pci0
pci6: <ACPI PCI bus> on pcib3
re0: <RealTek 810xE PCIe 10/100baseTX> port 0x2000-0x20ff mem
0xf0104000-0xf0104fff,0xf0100000-0xf0103fff irq 21 at device 0.0 on pci6
re0: Using 1 MSI-X message
re0: ASPM disabled
re0: Chip rev. 0x40800000
re0: MAC rev. 0x00200000
miibus0: <MII bus> on re0
rlphy0: <RTL8201E 10/100 media interface> PHY 1 on miibus0
rlphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto, auto-flow
re0: Using defaults for TSO: 65518/35/2048
re0: Ethernet address: ac:16:2d:53:99:72
pcib4: <ACPI PCI-PCI bridge> at device 21.3 on pci0
pci7: <ACPI PCI bus> on pcib4
ath0: <Atheros 9285> mem 0xf0200000-0xf020ffff irq 23 at device 0.0 on pci7
[ath] AR9285E_20 detected; using XE TX gain tables
[ath] AR9285 Main LNA config: LNA1
[ath] AR9285 Alt LNA config: LNA2
[ath] LNA diversity disabled, Diversity disabled
ath0: [HT] enabling HT modes
ath0: [HT] 1 stream STBC receive enabled
ath0: [HT] 1 RX streams; 1 TX streams
ath0: AR9285 mac 192.2 RF5133 phy 14.0
ath0: 2GHz radio: 0x0000; 5GHz radio: 0x00c0
ohci2: <AMD SB7x0/SB8x0/SB9x0 USB controller> mem 0xf0449000-0xf0449fff irq 18
at device 22.0 on pci0
usbus3 on ohci2
ehci1: <AMD SB7x0/SB8x0/SB9x0 USB 2.0 controller> mem 0xf0448000-0xf04480ff irq
17 at device 22.2 on pci0
usbus4: EHCI version 1.0
usbus4 on ehci1
acpi_wmi0: <ACPI-WMI mapping> on acpi0
acpi_hp0: <HP ACPI-WMI Mapping> on acpi_wmi0
acpi_hp0: HP event GUID detected, installing event handler
acpi_acad0: <AC Adapter> on acpi0
acpi_lid0: <Control Method Lid Switch> on acpi0
acpi_button0: <Power Button> on acpi0
acpi_tz0: <Thermal Zone> on acpi0
atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
atkbd0: <AT Keyboard> irq 1 on atkbdc0
kbd0 at atkbd0
atkbd0: [GIANT-LOCKED]
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: [GIANT-LOCKED]
psm0: model Generic PS/2 mouse, device ID 0
battery0: <ACPI Control Method Battery> on acpi0
amdsbwd0: <AMD SB8xx Watchdog Timer> at iomem
0xfec000f0-0xfec000f3,0xfec000f4-0xfec000f7 on isa0
ppc0: cannot reserve I/O port range
hwpstate0: <Cool`n'Quiet 2.0> on cpu0
random: unblocking device.
usbus0: 12Mbps Full Speed USB v1.0
fuse-freebsd: version 0.4.4, FUSE ABI 7.8
Timecounters tick every 1.000 msec
ipfw2 (+ipv6) initialized, divert loadable, nat loadable, default to deny,
logging disabled
hdacc0: <ATI R6xx HDA CODEC> at cad 0 on hdac0
hdaa0: <ATI R6xx Audio Function Group> at nid 1 on hdacc0
pcm0: <ATI R6xx (HDMI)> at nid 3 on hdaa0
hdacc1: <Realtek ALC270 HDA CODEC> at cad 0 on hdac1
hdaa1: <Realtek ALC270 Audio Function Group> at nid 1 on hdacc1
pcm1: <Realtek ALC270 (Analog 2.0+HP/2.0)> at nid 20,33 and 24 on hdaa1
pcm2: <Realtek ALC270 (Onboard Analog Mic)> at nid 18 on hdaa1
ugen0.1: <ATI> at usbus0
uhub0: <ATI OHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus0
usbus1: 480Mbps High Speed USB v2.0
usbus2: 12Mbps Full Speed USB v1.0
usbus3: 12Mbps Full Speed USB v1.0
usbus4: 480Mbps High Speed USB v2.0
ugen4.1: <ATI> at usbus4
uhub1: <ATI EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus4
ugen3.1: <ATI> at usbus3
uhub2: <ATI OHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus3
ugen2.1: <ATI> at usbus2
uhub3: <ATI OHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus2
ugen1.1: <ATI> at usbus1
uhub4: <ATI EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus1
ada0 at ahcich0 bus 0 scbus0 target 0 lun 0
ada0: <TOSHIBA MK3276GSX GS001C> ATA8-ACS SATA 2.x device
ada0: Serial Number Y1J9C50MT
ada0: 300.000MB/s transfers (SATA 2.x, UDMA5, PIO 8192bytes)
ada0: Command Queueing enabled
ada0: 305245MB (625142448 512 byte sectors: 16H 18S/T 16383C)
ada0: Previously was known as ad4
cd0 at ahcich1 bus 0 scbus1 target 0 lun 0
cd0: <hp DVD A DS8A8SH KH61> Removable CD-ROM SCSI device
cd0: Serial Number 696212041341
cd0: 150.000MB/s transfers (SATA 1.x, UDMA5, ATAPI 12bytes, PIO 8192bytes)
cd0: Attempt to query device size failed: NOT READY, Medium not present - tray
closed
SMP: AP CPU #1 Launched!
Timecounter "TSC" frequency 1297265685 Hz quality 800
uhub3: 2 ports with 2 removable, self powered
uhub2: 4 ports with 4 removable, self powered
uhub0: 5 ports with 5 removable, self powered
GEOM_JOURNAL: Journal 4122145597: ada0s1a contains data.
GEOM_JOURNAL: Journal 4122145597: ada0s1a contains journal.
GEOM_JOURNAL: Journal ada0s1a clean.
GEOM_JOURNAL: Journal 3177482727: ada0s1d contains data.
GEOM_JOURNAL: Journal 3177482727: ada0s1d contains journal.
GEOM_JOURNAL: Journal ada0s1d clean.
GEOM_JOURNAL: Journal 1284059668: ada0s1e contains data.
GEOM_JOURNAL: Journal 1284059668: ada0s1e contains journal.
GEOM_JOURNAL: Journal ada0s1e clean.
GEOM_JOURNAL: Journal 3655574912: ada0s1f contains data.
GEOM_JOURNAL: Journal 3655574912: ada0s1f contains journal.
GEOM_JOURNAL: Journal ada0s1f clean.
Trying to mount root from ufs:/dev/ada0s1a.journal [rw,async]...
ugen2.2: <vendor 0x03f0> at usbus2
uhub1: 4 ports with 4 removable, self powered
uhub4: 5 ports with 5 removable, self powered
ugen4.2: <HP Webcam-101> at usbus4
ugen0.2: <Microsoft> at usbus0
wlan0: Ethernet address: 9c:b7:0d:f7:0e:2e
ums0: <Microsoft Basic Optical Mouse, class 0/0, rev 1.10/0.00, addr 2> on
usbus0
ums0: 3 buttons and [XYZ] coordinates ID=0
re0: link state changed to DOWN
re0: link state changed to UP
pid 1102 (firefox), uid 1001: exited on signal 10 (core dumped)
ugen1.2: <SEMC> at usbus1
umass0: <SEMC SEMC HSUSB Device, class 0/0, rev 2.00/2.26, addr 2> on usbus1
umass0: SCSI over Bulk-Only; quirks = 0x4100
umass0:2:0:-1: Attached to scbus2
da0 at umass-sim0 bus 0 scbus2 target 0 lun 0
da0: <SEMC Mass Storage 0100> Removable Direct Access SPC-2 SCSI device
da0: Serial Number 425839303336594C5433
da0: 40.000MB/s transfers
da0: Attempt to query device size failed: NOT READY, Medium not present
da0: quirks=0x2<NO_6_BYTE>
panic: stack overflow detected; backtrace may be corrupted
cpuid = 0
KDB: stack backtrace:
#0 0xffffffff80984e30 at kdb_backtrace+0x60
#1 0xffffffff809489e6 at vpanic+0x126
#2 0xffffffff809488b3 at panic+0x43
#3 0xffffffff80976462 at __stack_chk_fail+0x12
#4 0xffffffff8083c652 at msdosfs_readdir+0x782
#5 0xffffffff80e731c7 at VOP_READDIR_APV+0xa7
#6 0xffffffff809f72bc at kern_getdirentries+0x21c
#7 0xffffffff809f7078 at sys_getdirentries+0x28
#8 0xffffffff80d4b3a7 at amd64_syscall+0x357
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