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Diffstat (limited to 'results/classifier/deepseek-2-tmp/output/manual-review/1605506')
| -rw-r--r-- | results/classifier/deepseek-2-tmp/output/manual-review/1605506 | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/results/classifier/deepseek-2-tmp/output/manual-review/1605506 b/results/classifier/deepseek-2-tmp/output/manual-review/1605506 deleted file mode 100644 index 1fb34858..00000000 --- a/results/classifier/deepseek-2-tmp/output/manual-review/1605506 +++ /dev/null @@ -1,155 +0,0 @@ - -qemu driver_mirror error "Operation not permitted" - -I use libvirtd to call qemu drive_mirror return error message "Operation not permitted", But directly run qemu and call drive_mirror is OK; -when drive_mirror target is logic device return error message "Operation not permitted",But the file is OK; - -Operating Environment： -OS:ubuntu 14.04 -kernel:3.16.0-28-generic -libvirt-bin version: 1.2.2-0ubuntu13.1.17 -qemu:2.5.0 or 2.6.0 -run vm user: root -（retry in redhat7.2 have the same problem！） - -Here is my running process: -libvirtd call -prepare libvirt xml libvirt.xml -<?xml version="1.0"?><domain type="kvm"> - <name>i-745F35DC</name> - <memory>65536</memory> - <vcpu>1</vcpu> - <cpu mode="host-model"><model fallback="allow"/><topology sockets="1" threads="1" cores="1"/></cpu> - <os><type>hvm</type><boot dev="cdrom"/><boot dev="hd"/></os> - <features><acpi/><apic/><pae/></features> - <on_poweroff>destroy</on_poweroff> - <on_reboot>restart</on_reboot> - <on_crash>destroy</on_crash> - <devices> - <emulator>/usr/local/qemu-2.5.0-20160720/bin/qemu-system-x86_64</emulator> - <graphics type="vnc" passwd="" autoport="yes" keymap="en-us" listen="0.0.0.0"/> - <disk type="file" device="disk"> - <driver name="qemu" type="raw" cache="none"/> - <source file="/tmp/image.raw"/> - <target dev="hda" bus="ide"/> - <serial>bc-system</serial> - </disk> - </devices> - <clock offset="localtime"/> -</domain> - -virsh create libvirt.xml -root@test:/opt/run/instance/i-745F35DC# virsh list - Id Name State ----------------------------------------------------- - 2 i-745F35DC running -call drive_mirror: -virsh qemu-monitor-command --hmp i-745F35DC 'drive_mirror -n -f drive-ide0-0-0 /dev/vg_bc_local/test raw' -Could not open '/dev/vg_bc_local/test': Operation not permitted - -directly run qemu and call drive_mirror: -/usr/local/qemu-2.5.0-20160720/bin/qemu-system-x86_64 -hda /tmp/image.raw -m 64 --enable-kvm -vnc :51 -monitor stdio -QEMU 2.5.0 monitor - type 'help' for more information -(qemu) info block -ide0-hd0 (#block135): /tmp/image.raw (raw) - Cache mode: writeback -(qemu) drive_mirror -n -f ide0-hd0 /dev/vg_bc_local/test raw -(qemu) info block-jobs -Type mirror, device ide0-hd0: Completed 41126400 of 41126400 bytes, speed limit 0 bytes/s -(qemu) block_job_cancel ide0-hd0 -(qemu) info block-jobs -No active jobs - -It is OK!!! - - -Here is my debugging process: -Recompile qemu-2.5.0 to enable debug -../configure --prefix=/usr/local/qemu-2.5.0-20160720 --enable-trace-backend=simple --enable-werror --disable-xen --disable-virtfs --enable-kvm --enable-seccomp --enable-docs --enable-debug-tcg --enable-vnc-sasl --enable-linux-aio --enable-lzo --enable-snappy --enable-usb-redir --enable-vnc-png --disable-vnc-jpeg --enable-uuid --disable-vhost-scsi --enable-rbd --block-drv-rw-whitelist=qcow2,raw,file,host_device,blkdebug,nbd,iscsi,rbd,cdp --block-drv-ro-whitelist=vmdk,vhdx,vpc --target-list=x86_64-softmmu CFLAGS=-O0 - -Use libvirtd to Re-run VM and debug by gdb -VM process info: -root 7804 1 0 10:45 ? 00:00:10 /usr/local/qemu-2.5.0-20160720/bin/qemu-system-x86_64 -name i-745F35DC -S -machine pc-i440fx-2.5,accel=kvm,usb=off -cpu Westmere,+invpcid,+erms,+bmi2,+smep,+avx2,+bmi1,+fsgsbase,+abm,+rdtscp,+pdpe1gb,+rdrand,+f16c,+avx,+osxsave,+xsave,+tsc-deadline,+movbe,+pcid,+pdcm,+xtpr,+fma,+tm2,+est,+vmx,+ds_cpl,+monitor,+dtes64,+pclmuldq,+pbe,+tm,+ht,+ss,+acpi,+ds,+vme -m 64 -realtime mlock=off -smp 1,sockets=1,cores=1,threads=1 -uuid ef55dfa6-b82e-488d-a7fc-4c882f8091ab -no-user-config -nodefaults -chardev socket,id=charmonitor,path=/var/lib/libvirt/qemu/i-745F35DC.monitor,server,nowait -mon chardev=charmonitor,id=monitor,mode=control -rtc base=localtime -no-shutdown -boot strict=on -device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 -drive file=/tmp/image.raw,if=none,id=drive-ide0-0-0,format=raw,serial=bc-system,cache=none -device ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=2 -vnc 0.0.0.0:0,password -k en-us -device cirrus-vga,id=video0,bus=pci.0,addr=0x2 -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3 - -gdb -p 7804 -set breakpoint -(gdb) i b -Num Type Disp Enb Address What -1 breakpoint keep y 0x00007f51d9e92cb1 in qmp_drive_mirror at /opt/qemu/qemu-2.5.0/blockdev.c:3310 -2 breakpoint keep y 0x00007f51da1252f2 in raw_open_common at /opt/qemu/qemu-2.5.0/block/raw-posix.c:457 -3 breakpoint keep y 0x00007f51da12500f in raw_parse_flags at /opt/qemu/qemu-2.5.0/block/raw-posix.c:358 -(gdb) - -call drive_mirror and debug: - -(gdb) -raw_open_common (bs=0x7f4b27259ab0, options=0x7f4b27480290, bdrv_flags=24674, open_flags=0, errp=0x7fff4a19f548) - at /opt/qemu/qemu-2.5.0/block/raw-posix.c:484 -484 s->fd = -1; -(gdb) n -485 fd = qemu_open(filename, s->open_flags, 0644); -(gdb) s -qemu_open (name=0x7f4b2642b5c0 "/dev/vg_bc_local/test", flags=2) at /opt/qemu/qemu-2.5.0/util/osdep.c:177 -177 int mode = 0; -(gdb) n -183 if (strstart(name, "/dev/fdset/", &fdset_id_str)) { -(gdb) -214 if (flags & O_CREAT) { -(gdb) -223 char arg[1000] = {0}; -(gdb) -227 ret = open(name, flags , mode); -(gdb) p name -$1 = 0x7f4b2642b5c0 "/dev/vg_bc_local/test" -(gdb) p flags -$2 = 2 -(gdb) p mode -$3 = 0 -(gdb) n -(gdb) p ret -$4 = -1 - -get system erroron is :Operation not permitted -!!!!!!!!!!!!!! - - -Re-run VM Directly and debug by gdb -/usr/local/qemu-2.5.0-20160720/bin/qemu-system-x86_64 -hda /tmp/image.raw -m 64 --enable-kvm -vnc :51 -monitor stdio -(qemu) info block -ide0-hd0 (#block135): /tmp/image.raw (raw) - Cache mode: writeback -(qemu) drive_mirror -n -f ide0-hd0 /dev/vg_bc_local/test raw - -gdb debug: -(gdb) i b -Num Type Disp Enb Address What -1 breakpoint keep y 0x00007f51d9e92cb1 in qmp_drive_mirror at /opt/qemu/qemu-2.5.0/blockdev.c:3310 -2 breakpoint keep y 0x00007f51da1252f2 in raw_open_common at /opt/qemu/qemu-2.5.0/block/raw-posix.c:457 -3 breakpoint keep y 0x00007f51da12500f in raw_parse_flags at /opt/qemu/qemu-2.5.0/block/raw-posix.c:358 -(gdb) -raw_open_common (bs=0x7f51dc15d350, options=0x7f51dc083110, bdrv_flags=24642, open_flags=0, errp=0x7fff5aaa9738) - at /opt/qemu/qemu-2.5.0/block/raw-posix.c:484 -484 s->fd = -1; -(gdb) n -485 fd = qemu_open(filename, s->open_flags, 0644); -(gdb) s -qemu_open (name=0x7f51dca09230 "/dev/vg_bc_local/test", flags=2) at /opt/qemu/qemu-2.5.0/util/osdep.c:177 -177 int mode = 0; -(gdb) n -183 if (strstart(name, "/dev/fdset/", &fdset_id_str)) { -(gdb) -214 if (flags & O_CREAT) { -(gdb) -223 char arg[1000] = {0}; -(gdb) -227 ret = open(name, flags , mode); -(gdb) p name -$1 = 0x7f51dca09230 "/dev/vg_bc_local/test" -(gdb) p flags -$2 = 2 -(gdb) p mode -$3 = 0 -(gdb) n -(gdb) p ret -$4 = 16 -(gdb) \ No newline at end of file |