derek, this bug report is being closed due to your last comment https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1469579/comments/7 regarding this being fixed with an update. For future reference you can manage the status of your own bugs by clicking on the current status in the yellow line and then choosing a new status in the revealed drop down box. You can learn more about bug statuses at https://wiki.ubuntu.com/Bugs/Status. Thank you again for taking the time to report this bug and helping to make Ubuntu better. Please submit any future bugs you may find.
** Changed in: linux (Ubuntu) Status: Incomplete => Invalid -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1469579 Title: kernel crash when doing `rm -rf /root` Status in linux package in Ubuntu: Invalid Bug description: to make a persistent /root, I'd usually like to rm -rf /root and make it a symlink to somewhere on the harddrive, when I run with the Ubuntu Studio 15.10 (Wily Werewolf) Daily Build, it just crashed the kernel, this crash didn't happen of my last visit ubuntu14.10 http://cdimages.ubuntu.com/ubuntustudio/dvd/current/ (current is 28-Jun-2015 as the time now) then I can reproduce this within VM, with Ubuntu 15.10 daily build (current is 09-Jun-2015), from serial console I run strace \rm -rvf /root and see kernel panic messages: root@ubuntu-studio:~# cd / root@ubuntu-studio:/# strace \rm -rvf /root && echo true execve("/bin/rm", ["rm", "-rvf", "/root"], [/* 19 vars */]) = 0 brk(0) = 0x2090000 access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f91151e4000 access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory) open("/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=123268, ...}) = 0 mmap(NULL, 123268, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f91151c5000 close(3) = 0 access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) open("/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`\v\2\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=1869392, ...}) = 0 mmap(NULL, 3972864, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f9114bf9000 mprotect(0x7f9114db9000, 2097152, PROT_NONE) = 0 mmap(0x7f9114fb9000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1c0000) = 0x7f9114fb9000 mmap(0x7f9114fbf000, 16128, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f9114fbf000 close(3) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f91151c4000 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f91151c3000 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f91151c2000 arch_prctl(ARCH_SET_FS, 0x7f91151c3700) = 0 mprotect(0x7f9114fb9000, 16384, PROT_READ) = 0 mprotect(0x60d000, 4096, PROT_READ) = 0 mprotect(0x7f91151e6000, 4096, PROT_READ) = 0 munmap(0x7f91151c5000, 123268) = 0 brk(0) = 0x2090000 brk(0x20b1000) = 0x20b1000 open("/usr/lib/locale/locale-archive", O_RDONLY|O_CLOEXEC) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=2919792, ...}) = 0 mmap(NULL, 2919792, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f9114930000 close(3) = 0 ioctl(0, SNDCTL_TMR_TIMEBASE or SNDRV_TIMER_IOCTL_NEXT_DEVICE or TCGETS, {B9600 opost isig icanon echo ...}) = 0 lstat("/", {st_mode=S_IFDIR|0755, st_size=260, ...}) = 0 newfstatat(AT_FDCWD, "/root", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_SYMLINK_NOFOLLOW) = 0 openat(AT_FDCWD, "/root", O_RDONLY|O_NOCTTY|O_NONBLOCK|O_DIRECTORY|O_NOFOLLOW) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=60, ...}) = 0 fcntl(3, F_GETFL) = 0x38800 (flags O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|O_NOFOLLOW) fcntl(3, F_SETFD, FD_CLOEXEC) = 0 getdents(3, /* 5 entries */, 32768) = 144 close(3) = 0 openat(AT_FDCWD, "/root", O_RDONLY|O_NOCTTY|O_NONBLOCK|O_DIRECTORY|O_NOFOLLOW) = 3 fcntl(3, F_GETFD) = 0 fcntl(3, F_SETFD, FD_CLOEXEC) = 0 fstat(3, {st_mode=S_IFDIR|0700, st_size=60, ...}) = 0 fcntl(3, F_GETFL) = 0x38800 (flags O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|O_NOFOLLOW) fcntl(3, F_SETFD, FD_CLOEXEC) = 0 fcntl(3, F_DUPFD, 3) = 4 fcntl(4, F_GETFD) = 0 fcntl(4, F_SETFD, FD_CLOEXEC) = 0 getdents(3, /* 5 entries */, 32768) = 144 getdents(3, /* 0 entries */, 32768) = 0 close(3) = 0 unlinkat(4, ".bashrc", 0) = 0 open("/usr/share/locale/locale.alias", O_RDONLY|O_CLOEXEC) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=2570, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f91151e3000 read(3, "# Locale name alias data base.\n#"..., 1024) = 1024 read(3, " entries are case independent.\n\n"..., 1024) = 1024 read(3, "R\nko_KR\t\tko_KR.eucKR\nlithuanian "..., 1024) = 522 read(3, "", 1024) = 0 close(3) = 0 munmap(0x7f91151e3000, 4096) = 0 open("/usr/share/locale/en_US.UTF-8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale/en_US.utf8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale/en_US/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale/en.UTF-8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale/en.utf8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale/en/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale-langpack/en_US.UTF-8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale-langpack/en_US.utf8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale-langpack/en_US/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale-langpack/en.UTF-8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale-langpack/en.utf8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale-langpack/en/LC_MESSAGES/coreutils.mo", O_RDONLY) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=619, ...}) = 0 mmap(NULL, 619, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f91151e3000 close(3) = 0 open("/usr/lib/charset.alias", O_RDONLY|O_NOFOLLOW) = -1 ENOENT (No such file or directory) fstat(1, {st_mode=S_IFCHR|0600, st_rdev=makedev(4, 64), ...}) = 0 ioctl(1, SNDCTL_TMR_TIMEBASE or SNDRV_TIMER_IOCTL_NEXT_DEVICE or TCGETS, {B9600 opost isig icanon echo ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f91151e2000 write(1, "removed \342\200\230/root/.bashrc\342\200\231\n", 28removed ‘/root/.bashrc’ ) = 28 unlinkat(4, ".profile", 0) = 0 write(1, "removed \342\200\230/root/.profile\342\200\231\n", 29removed ‘/root/.profile’ ) = 29 newfstatat(4, ".cache", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_SYMLINK_NOFOLLOW) = 0 openat(4, ".cache", O_RDONLY|O_NOCTTY|O_NONBLOCK|O_DIRECTORY|O_NOFOLLOW) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=60, ...}) = 0 fcntl(3, F_GETFL) = 0x38800 (flags O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|O_NOFOLLOW) fcntl(3, F_SETFD, FD_CLOEXEC) = 0 getdents(3, /* 3 entries */, 32768) = 88 close(3) = 0 openat(4, ".cache", O_RDONLY|O_NOCTTY|O_NONBLOCK|O_DIRECTORY|O_NOFOLLOW) = 3 fcntl(3, F_GETFD) = 0 fcntl(3, F_SETFD, FD_CLOEXEC) = 0 fstat(3, {st_mode=S_IFDIR|0700, st_size=60, ...}) = 0 fcntl(3, F_GETFL) = 0x38800 (flags O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|O_NOFOLLOW) fcntl(3, F_SETFD, FD_CLOEXEC) = 0 fcntl(3, F_DUPFD, 3) = 5 fcntl(5, F_GETFD) = 0 fcntl(5, F_SETFD, FD_CLOEXEC) = 0 getdents(3, /* 3 entries */, 32768) = 88 getdents(3, /* 0 entries */, 32768) = 0 close(3) = 0 unlinkat(5, "motd.legal-displayed", 0) = 0 write(1, "removed \342\200\230/root/.cache/motd.leg"..., 48removed ‘/root/.cache/motd.legal-displayed’ ) = 48 close(5) = 0 unlinkat(4, ".cache", AT_REMOVEDIR) = 0 write(1, "removed directory: \342\200\230/root/.cac"..., 38removed directory: ‘/root/.cache’ ) = 38 close(4) = 0 unlinkat(AT_FDCWD, "/root", AT_REMOVEDIR[ 77.975408] BUG: unable to handle kernel NULL pointer dereference at 0000000000000016 [ 77.976006] IP: [<ffffffff81219ba0>] __detach_mounts+0x40/0x90 [ 77.976006] PGD 127fa067 PUD 112cd067 PMD 0 [ 77.976006] Oops: 0000 [#1] PREEMPT SMP [ 77.976006] Modules linked in: kvm_intel kvm crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd dm_multipath scsi_dh serio_raw i2c_piix4 cfg80211 8250_fintek mac_hid cuse parport_pc ppdev lp parport autofs4 squashfs overlay nls_utf8 isofs dm_mirror dm_region_hash dm_log psmouse e1000 pata_acpi floppy [ 77.976006] CPU: 0 PID: 2308 Comm: rm Not tainted 3.19.0-22-lowlatency #22-Ubuntu [ 77.976006] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.8.1-20150604_211837-tipua 04/01/2014 [ 77.976006] task: ffff880006db09f0 ti: ffff880011310000 task.ti: ffff880011310000 [ 77.976006] RIP: 0010:[<ffffffff81219ba0>] [<ffffffff81219ba0>] __detach_mounts+0x40/0x90 [ 77.976006] RSP: 0018:ffff880011313e38 EFLAGS: 00010206 [ 77.976006] RAX: 0000000026842684 RBX: fffffffffffffffe RCX: 000000000000000c [ 77.976006] RDX: 0000000000002684 RSI: ffffffffffffffff RDI: ffffffff81c0c4c4 [ 77.976006] RBP: ffff880011313e48 R08: 0000000000000000 R09: 0000000000000246 [ 77.976006] R10: ffffffff81198297 R11: ffff8800051d4c00 R12: ffff88003305f718 [ 77.976006] R13: ffff880053323cd8 R14: 00000000ffffff9c R15: 0000000000000000 [ 77.976006] FS: 00007f91151c3700(0000) GS:ffff880055e00000(0000) knlGS:0000000000000000 [ 77.976006] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.976006] CR2: 0000000000000016 CR3: 000000001240f000 CR4: 00000000001407f0 [ 77.976006] Stack: [ 77.976006] ffff880011313e48 ffff88003305f6c0 ffff880011313e78 ffffffff81202a7f [ 77.976006] ffff880011313e68 ffff88001f427000 0000000000000000 00000000020910c0 [ 77.976006] ffff880011313f68 ffffffff812083f3 ffff88003305f6c0 ffff880011313ea8 [ 77.976006] Call Trace: [ 77.976006] [<ffffffff81202a7f>] vfs_rmdir+0x12f/0x140 [ 77.976006] [<ffffffff812083f3>] do_rmdir+0x203/0x220 [ 77.976006] [<ffffffff810257f7>] ? syscall_trace_enter_phase2+0x107/0x240 [ 77.976006] [<ffffffff81025a23>] ? syscall_trace_leave+0x83/0x170 [ 77.976006] [<ffffffff812097f5>] SyS_unlinkat+0x25/0x40 [ 77.976006] [<ffffffff817cf984>] tracesys_phase2+0xd8/0xdd [ 77.976006] Code: 83 ec 08 e8 93 3b 5b 00 48 89 df e8 eb d2 ff ff 48 85 c0 48 89 c3 74 55 48 c7 c7 c4 c4 c0 81 e8 77 58 5b 00 83 05 20 29 9f 00 01 <48> 8b 53 18 48 85 d2 74 1e 0f 1f 80 00 00 00 00 48 8d ba 10 ff [ 77.976006] RIP [<ffffffff81219ba0>] __detach_mounts+0x40/0x90 [ 77.976006] RSP <ffff880011313e38> [ 77.976006] CR2: 0000000000000016 [ 77.976006] ---[ end trace ba33e07ed00b256d ]--- [ 77.976006] note: rm[2308] exited with preempt_count 1 telnet> send brk # here I tried to send a break for SysRq, but the kernel is not responding at the moment, [ 104.042006] NMI watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [rm:2308] [ 104.042006] Modules linked in: kvm_intel kvm crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd dm_multipath scsi_dh serio_raw i2c_piix4 cfg80211 8250_fintek mac_hid cuse parport_pc ppdev lp parport autofs4 squashfs overlay nls_utf8 isofs dm_mirror dm_region_hash dm_log psmouse e1000 pata_acpi floppy [ 104.042006] CPU: 0 PID: 2308 Comm: rm Tainted: G D 3.19.0-22-lowlatency #22-Ubuntu [ 104.042006] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.8.1-20150604_211837-tipua 04/01/2014 [ 104.042006] task: ffff880006db09f0 ti: ffff880011310000 task.ti: ffff880011310000 [ 104.042006] RIP: 0010:[<ffffffff8105d156>] [<ffffffff8105d156>] native_safe_halt+0x6/0x10 [ 104.042006] RSP: 0018:ffff880011313910 EFLAGS: 00000206 [ 104.042006] RAX: 0000000000002685 RBX: 0100000000000000 RCX: 0000000000075898 [ 104.042006] RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff8800560ed000 [ 104.042006] RBP: ffff880011313910 R08: 0000000000000004 R09: 0000000000000246 [ 104.042006] R10: ffffffff8119f621 R11: 0000000000000000 R12: ffff8800560f1780 [ 104.042006] R13: ffffea000044b3c0 R14: ffffffff811d7255 R15: ffff880011313918 [ 104.042006] FS: 0000000000000000(0000) GS:ffff880055e00000(0000) knlGS:0000000000000000 [ 104.042006] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.042006] CR2: 0000000000000016 CR3: 0000000001c13000 CR4: 00000000001407f0 [ 104.042006] Stack: [ 104.042006] ffff880011313960 ffffffff8105cb8c ffffffff811d76d6 00002686113139b8 [ 104.042006] ffff8800051d0a80 ffff88004f5c7280 0000000040000010 ffff8800127c6a98 [ 104.042006] ffff8800051a5a80 ffff88004f5c72a0 ffff8800113139b8 ffffffff8105be51 [ 104.042006] Call Trace: [ 104.042006] [<ffffffff8105cb8c>] kvm_lock_spinning+0xbc/0x220 [ 104.042006] [<ffffffff811d76d6>] ? kmem_cache_free+0x206/0x240 [ 104.042006] [<ffffffff8105be51>] __raw_callee_save_kvm_lock_spinning+0x11/0x20 [ 104.042006] [<ffffffff8119f621>] ? kzfree+0x31/0x40 [ 104.042006] [<ffffffff817cf48b>] ? _raw_spin_lock+0x7b/0x80 [ 104.042006] [<ffffffff81218694>] mntput_no_expire+0x44/0x160 [ 104.042006] [<ffffffff812187d4>] mntput+0x24/0x40 [ 104.042006] [<ffffffff811f8a72>] __fput+0x182/0x240 [ 104.042006] [<ffffffff811f8b7e>] ____fput+0xe/0x10 [ 104.042006] [<ffffffff81094317>] task_work_run+0xb7/0xf0 [ 104.042006] [<ffffffff81079c5d>] do_exit+0x35d/0xa70 [ 104.042006] [<ffffffff810ce625>] ? kmsg_dump+0xc5/0xd0 [ 104.042006] [<ffffffff81019ba8>] oops_end+0xa8/0x120 [ 104.042006] [<ffffffff81063b2d>] no_context+0x11d/0x390 [ 104.042006] [<ffffffff81211149>] ? __d_alloc+0x29/0x190 [ 104.042006] [<ffffffff8108022d>] ? ns_capable+0x2d/0x60 [ 104.042006] [<ffffffff81063e1d>] __bad_area_nosemaphore+0x7d/0x210 [ 104.042006] [<ffffffff81211149>] ? __d_alloc+0x29/0x190 [ 104.042006] [<ffffffff81063fc3>] bad_area_nosemaphore+0x13/0x20 [ 104.042006] [<ffffffff810642be>] __do_page_fault+0xbe/0x5e0 [ 104.042006] [<ffffffff810da87d>] ? call_rcu+0x1d/0x20 [ 104.042006] [<ffffffff811940e1>] ? shmem_destroy_inode+0x31/0x50 [ 104.042006] [<ffffffff81064895>] trace_do_page_fault+0x45/0x140 [ 104.042006] [<ffffffff8105c4de>] do_async_page_fault+0x1e/0xd0 [ 104.042006] [<ffffffff817d1948>] async_page_fault+0x28/0x30 [ 104.042006] [<ffffffff81198297>] ? shmem_evict_inode+0x57/0x140 [ 104.042006] [<ffffffff81219ba0>] ? __detach_mounts+0x40/0x90 [ 104.042006] [<ffffffff81219b99>] ? __detach_mounts+0x39/0x90 [ 104.042006] [<ffffffff81202a7f>] vfs_rmdir+0x12f/0x140 [ 104.042006] [<ffffffff812083f3>] do_rmdir+0x203/0x220 [ 104.042006] [<ffffffff810257f7>] ? syscall_trace_enter_phase2+0x107/0x240 [ 104.042006] [<ffffffff81025a23>] ? syscall_trace_leave+0x83/0x170 [ 104.042006] [<ffffffff812097f5>] SyS_unlinkat+0x25/0x40 [ 104.042006] [<ffffffff817cf984>] tracesys_phase2+0xd8/0xdd [ 104.042006] Code: 00 00 00 00 00 55 48 89 e5 fa 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb f4 <5d> c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 f4 5d c3 66 0f 1f 84 QEMU 2.3.0 monitor - type 'help' for more information (qemu) quit Connection closed by foreign host. ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: linux-image-3.19.0-22-lowlatency 3.19.0-22.22 ProcVersionSignature: Ubuntu 3.19.0-22.22-lowlatency 3.19.8-ckt1 Uname: Linux 3.19.0-22-lowlatency x86_64 NonfreeKernelModules: wl ApportVersion: 2.17.3-0ubuntu4 Architecture: amd64 CasperVersion: 1.361 CurrentDesktop: XFCE Date: Sun Jun 28 18:38:29 2015 LiveMediaBuild: Ubuntu-Studio 15.10 "Wily Werewolf" - Alpha amd64 (20150623) MachineType: Apple Inc. MacBookPro11,2 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/studio/casper/vmlinuz file=/cdrom/preseed/ubuntustudio.seed boot=casper iso-scan/filename=/studio/wily-dvd-amd64.iso quiet splash username=username acpi_osi=Linux acpi=force acpi_enforce_resources=lax i915.enable_rc6=1 i915.enable_fbc=1 i915.lvds_downclock=1 i915.semaphores=1 pcie_aspm=force crashkernel=auto --- RelatedPackageVersions: linux-restricted-modules-3.19.0-22-lowlatency N/A linux-backports-modules-3.19.0-22-lowlatency N/A linux-firmware 1.144 SourcePackage: linux StagingDrivers: r8188eu UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 01/07/2015 dmi.bios.vendor: Apple Inc. dmi.bios.version: MBP112.88Z.0138.B14.1501071031 dmi.board.asset.tag: Base Board Asset Tag# dmi.board.name: Mac-3CBD00234E554E41 dmi.board.vendor: Apple Inc. dmi.board.version: MacBookPro11,2 dmi.chassis.type: 10 dmi.chassis.vendor: Apple Inc. dmi.chassis.version: Mac-3CBD00234E554E41 dmi.modalias: dmi:bvnAppleInc.:bvrMBP112.88Z.0138.B14.1501071031:bd01/07/2015:svnAppleInc.:pnMacBookPro11,2:pvr1.0:rvnAppleInc.:rnMac-3CBD00234E554E41:rvrMacBookPro11,2:cvnAppleInc.:ct10:cvrMac-3CBD00234E554E41: dmi.product.name: MacBookPro11,2 dmi.product.version: 1.0 dmi.sys.vendor: Apple Inc. 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