kern/149215: Delete linux's slice via Gpart - get kernel panic
vladislav V. Prodan
universite at ukr.net
Mon Aug 2 22:50:05 UTC 2010
>Number: 149215
>Category: kern
>Synopsis: Delete linux's slice via Gpart - get kernel panic
>Confidential: no
>Severity: serious
>Priority: low
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Mon Aug 02 22:50:05 UTC 2010
>Closed-Date:
>Last-Modified:
>Originator: vladislav V. Prodan
>Release: 9.0-CURRENT amd64
>Organization:
>Environment:
FreeBSD second.ZZZZ.com 9.0-CURRENT FreeBSD 9.0-CURRENT #1: Sun Aug 1 04:33:28 EEST 2010 root at second.ZZZZ.com.local:/usr/obj/usr/src/sys/second.2 amd64
>Description:
Disc ad4 inserted with a Linux server, most likely contained ad4s3 ReiserFS ...
Disc ad8 - native to the system on ZFS
# gpart show
=> 63 2930277105 ad4 MBR (1.4T)
63 385497 1 !253 [active] (188M)
385560 2904503805 3 !253 (1.4T)
2904889365 25382700 2 !130 (12G)
2930272065 5103 - free - (2.5M)
=> 34 2930277101 ad8 GPT (1.4T)
34 128 1 freebsd-boot (64K)
162 33554432 2 freebsd-swap (16G)
33554594 2896722541 3 freebsd-zfs (1.3T)
# gpart create -s gpt ad4
gpart: geom 'ad4': File exists
# df -h
Filesystem Size Used Avail Capacity Mounted on
tank 1.3T 810M 1.3T 0% /
devfs 1.0K 1.0K 0B 100% /dev
tank/tmp 1.3T 243K 1.3T 0% /tmp
tank/usr 1.3T 2.0G 1.3T 0% /usr
tank/usr/home 1.3T 5.4M 1.3T 0% /usr/home
tank/usr/ports 1.3T 2.2G 1.3T 0% /usr/ports
tank/usr/src 1.3T 334M 1.3T 0% /usr/src
tank/var 1.3T 245K 1.3T 0% /var
tank/var/crash 1.3T 20K 1.3T 0% /var/crash
tank/var/db 1.3T 56M 1.3T 0% /var/db
tank/mysql 1.3T 1.7M 1.3T 0% /var/db/mysql
tank/mysql/ibdata 1.3T 10M 1.3T 0% /var/db/mysql/ibdata
tank/mysql/iblogs 1.3T 10M 1.3T 0% /var/db/mysql/iblogs
tank/var/log 1.3T 803K 1.3T 0% /var/log
tank/var/mail 1.3T 25K 1.3T 0% /var/mail
tank/var/run 1.3T 65K 1.3T 0% /var/run
tank/var/tmp 1.3T 1.4M 1.3T 0% /var/tmp
devfs 1.0K 1.0K 0B 100% /var/named/dev
# gpart destroy ad4
gpart: Device busy
# gpart delete -i 1 ad4
ad4s1 deleted
# gpart delete -i 2 ad4
ad4s2 deleted
# gpart delete -i 3 ad4
and panic...
I am sending a screenshot, because crash dump is not created on zfs ...
http://img841.imageshack.us/img841/3858/dsc00514t.jpg
after reboot:
# gpart show ad4
=> 63 2930277105 ad4 MBR (1.4T)
63 2930277105 - free - (1.4T)
My kernel config:
cpu HAMMER
ident second-nextonmarket
maxusers 512
options ROUTETABLES=5 # max 16. 1 is back compatible.
options RADIX_MPATH
options PPS_SYNC
makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
options SCHED_ULE # ULE scheduler
options PREEMPTION # Enable kernel thread preemption
options INET # InterNETworking
options INET6 # IPv6 communications protocols
options SCTP # Stream Control Transmission Protocol
options SCTP_LOCK_LOGGING
options SCTP_MBUF_LOGGING
options SCTP_MBCNT_LOGGING
options SCTP_PACKET_LOGGING
options SCTP_LTRACE_CHUNKS
options SCTP_LTRACE_ERRORS
options FFS # Berkeley Fast Filesystem
options SOFTUPDATES # Enable FFS soft updates support
options UFS_ACL # Support for access control lists
options UFS_DIRHASH # Improve performance on big directories
options UFS_GJOURNAL # Enable gjournal-based UFS journaling
options MD_ROOT # MD is a potential root device
options NFSCLIENT # Network Filesystem Client
options NFSSERVER # Network Filesystem Server
options NFSLOCKD # Network Lock Manager
options NFS_ROOT # NFS usable as /, requires NFSCLIENT
options MSDOSFS # MSDOS Filesystem
options CD9660 # ISO 9660 Filesystem
options PROCFS # Process filesystem (requires PSEUDOFS)
options PSEUDOFS # Pseudo-filesystem framework
options NTFS
options NULLFS #NULL filesystem
options QUOTA #enable disk quotas
options SUIDDIR
options EXT2FS
options REISERFS
options NFS_MINATTRTIMO=3 # VREG attrib cache timeout in sec
options NFS_MAXATTRTIMO=60
options NFS_MINDIRATTRTIMO=30 # VDIR attrib cache timeout in sec
options NFS_MAXDIRATTRTIMO=60
options NFS_GATHERDELAY=10 # Default write gather delay (msec)
options NFS_WDELAYHASHSIZ=16 # and with this
options GEOM_BDE # Disk encryption.
options GEOM_BSD # BSD disklabels
options GEOM_CACHE # Disk cache.
options GEOM_CONCAT # Disk concatenation.
options GEOM_FOX # Redundant path mitigation
options GEOM_GATE # Userland services.
options GEOM_LABEL # Providers labelization.
options GEOM_LINUX_LVM # Linux LVM2 volumes
options GEOM_MIRROR # Disk mirroring.
options GEOM_MULTIPATH # Disk multipath
options GEOM_PART_EBR # Extended Boot Records
options GEOM_PART_EBR_COMPAT # Backward compatible partition names
options GEOM_PART_GPT # GPT partitioning
options GEOM_PART_MBR # MBR partitioning
options GEOM_STRIPE # Disk striping.
options GEOM_VIRSTOR # Virtual storage.
options GEOM_VOL # Volume names from UFS superblock
options COMPAT_FREEBSD32 # Compatible with i386 binaries
options COMPAT_FREEBSD4 # Compatible with FreeBSD4
options COMPAT_FREEBSD5 # Compatible with FreeBSD5
options COMPAT_FREEBSD6 # Compatible with FreeBSD6
options COMPAT_FREEBSD7 # Compatible with FreeBSD7
options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
options KTRACE # ktrace(1) support
options STACK # stack(9) support
options P1003_1B_SEMAPHORES # POSIX-style semaphores
options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
options KBD_INSTALL_CDEV # install a CDEV entry in /dev
options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
options AUDIT # Security event auditing
options MAC # TrustedBSD MAC Framework
options FLOWTABLE # per-cpu routing cache
options INCLUDE_CONFIG_FILE # Include this file in kernel
options KDB # Enable kernel debugger support.
options SMP # Symmetric MultiProcessor Kernel
device cpufreq
options SW_WATCHDOG
options PANIC_REBOOT_WAIT_TIME=20
options DEADLKRES
options LIBICONV
options LIBMCHAIN
options MSGBUF_SIZE=40960
options SYSVSEM # include support for semaphores
options SEMMAP=31 # amount of entries in semaphore map
options SEMMNI=11 # number of semaphore identifiers in the system
options SEMMNS=61 # number of semaphores in the system
options SEMMNU=31 # number of undo structures in the system
options SEMMSL=61 # max number of semaphores per id
options SEMOPM=101 # max number of operations per semop call
options SEMUME=11 # max number of undo entries per process
options SYSVMSG # include support for message queues
options MSGMNB=2049 # max characters per message queue
options MSGMNI=41 # max number of message queue identifiers
options MSGSEG=2049 # max number of message segments in the system
options MSGSSZ=16 # size of a message segment MUST be power of 2
options MSGTQL=41 # max amount of messages in the system
options SYSVSHM # include support for shared memory
options SHMMAXPGS=2048 # max amount of shared memory pages (4k on i386)
options SHMALL=2048 # max number of shared memory pages system wide
options SHMMAX="(SHMMAXPGS*PAGE_SIZE+1)" # max shared memory seg
options SHMMIN=2 # min shared memory segment size (bytes)
options SHMMNI=33 # max number of shared memory identifiers
options SHMSEG=9 # max shared memory segments per process
options MCLSHIFT=12 # mbuf cluster shift in bits, 12 == 4KB
options MSIZE=512 # mbuf size in bytes
options MBUF_PROFILING
options NBUF=1024 # Number of buffer headers
options LIBALIAS
options NETGRAPH
options NETGRAPH_ASYNC
options NETGRAPH_BPF
options NETGRAPH_BRIDGE
options NETGRAPH_CISCO
options NETGRAPH_DEVICE
options NETGRAPH_ECHO
options NETGRAPH_EIFACE
options NETGRAPH_ETHER
options NETGRAPH_HOLE
options NETGRAPH_IFACE
options NETGRAPH_IP_INPUT
options NETGRAPH_IPFW
options NETGRAPH_KSOCKET
options NETGRAPH_L2TP
options NETGRAPH_LMI
options NETGRAPH_MPPC_ENCRYPTION
options NETGRAPH_NAT
options NETGRAPH_ONE2MANY
options NETGRAPH_PPP
options NETGRAPH_PPPOE
options NETGRAPH_PPTPGRE
options NETGRAPH_RFC1490
options NETGRAPH_SOCKET
options NETGRAPH_SPLIT
options NETGRAPH_SPPP
options NETGRAPH_TCPMSS
options NETGRAPH_TEE
options NETGRAPH_TTY
options NETGRAPH_UI
options NETGRAPH_VJC
options NETGRAPH_VLAN
options IPFIREWALL
options IPFIREWALL_VERBOSE
options IPFIREWALL_FORWARD
options IPFIREWALL_VERBOSE_LIMIT=100
options IPFIREWALL_DEFAULT_TO_ACCEPT
options IPFIREWALL_NAT
options IPDIVERT
options IPSTEALTH
options ALQ
options KTR_ALQ
options ALTQ
options ALTQ_CBQ # Class Bases Queueing
options ALTQ_RED # Random Early Detection
options ALTQ_RIO # RED In/Out
options ALTQ_HFSC # Hierarchical Packet Scheduler
options ALTQ_CDNR # Traffic conditioner
options ALTQ_PRIQ # Priority Queueing
options ALTQ_NOPCC # Required if the TSC is unusable
options DUMMYNET
options ACCEPT_FILTER_DATA
options ACCEPT_FILTER_DNS
options ACCEPT_FILTER_HTTP
device acpi
device pci
device ata
device atadisk # ATA disk drives
device ataraid # ATA RAID drives
device atapicd # ATAPI CDROM drives
device atapist # ATAPI tape drives
options ATA_STATIC_ID # Static device numbering
device scbus # SCSI bus (required for SCSI)
device ch # SCSI media changers
device da # Direct Access (disks)
device sa # Sequential Access (tape etc)
device cd # CD
device pass # Passthrough device (direct SCSI access)
device ses # SCSI Environmental Services (and SAF-TE)
device twe # 3ware ATA RAID
device atkbdc # AT keyboard controller
device atkbd # AT keyboard
device psm # PS/2 mouse
device kbdmux # keyboard multiplexer
device vga # VGA video card driver
device splash # Splash screen and screen saver support
device sc
device uart # Generic UART driver
device ppc
device ppbus # Parallel port bus (required)
device lpt # Printer
device plip # TCP/IP over parallel
device ppi # Parallel port interface device
device em # Intel PRO/1000 Gigabit Ethernet Family
device igb # Intel PRO/1000 PCIE Server Gigabit Family
device miibus # MII bus support
device bge # Broadcom BCM570xx Gigabit Ethernet
device fxp # Intel EtherExpress PRO/100B (82557, 82558)
device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet
device re # RealTek 8139C+/8169/8169S/8110S
device rl # RealTek 8129/8139
device loop # Network loopback
device random # Entropy device
device ether # Ethernet support
device tun # Packet tunnel.
device pty # BSD-style compatibility pseudo ttys
device md # Memory "disks"
device firmware # firmware assist module
device disc
device mem
device ksyms
device gif #IPv6 and IPv4 tunneling
options XBONEHACK
device faith #for IPv6 and IPv4 translation
device stf #6to4 IPv6 over IPv4 encapsulation
device vlan #VLAN support (needs miibus)
device tap #Virtual Ethernet driver
device gre #IP over IP tunneling
device if_bridge #Bridge interface
device pf #PF OpenBSD packet-filter firewall
device pflog #logging support interface for PF
device pfsync #synchronization interface for PF
device carp #Common Address Redundancy Protocol
device lagg #Link aggregation interface
device enc # IPsec interface.
device bpf # Berkeley packet filter
options USB_DEBUG # enable debug msgs
device uhci # UHCI PCI->USB interface
device ohci # OHCI PCI->USB interface
device ehci # EHCI PCI->USB interface (USB 2.0)
device usb # USB Bus (required)
device uhid # "Human Interface Devices"
device ukbd # Keyboard
device umass # Disks/Mass storage - Requires scbus and da
device ums # Mouse
device uark # Technologies ARK3116 based serial adapters
device ubsa # Belkin F5U103 and compatible serial adapters
device uftdi # For FTDI usb serial adapters
device uipaq # Some WinCE based devices
device uplcom # Prolific PL-2303 serial adapters
device uslcom # SI Labs CP2101/CP2102 serial adapters
device uvscom # USB serial support for DDI pocket's PHS
device aue # ADMtek USB Ethernet
device axe # ASIX Electronics USB Ethernet
device cdce # Generic USB over Ethernet
device cue # CATC USB Ethernet
device kue # Kawasaki LSI USB Ethernet
device rue # RealTek RTL8150 USB Ethernet
device udav # Davicom DM9601E USB
>How-To-Repeat:
Insert the hard disk with Linux-server that has a ReiserFS partition.
And try to use gpart to remove this partition
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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