Issue

• System crashes with below backtrace while using EMC PowerPath

PID: 104662  TASK: ffff880f4af68000  CPU: 13  COMMAND: "lvm"
 #0 [ffff88102a66b858] machine_kexec at ffffffff8105c4cb
 #1 [ffff88102a66b8b8] __crash_kexec at ffffffff81104a32
 #2 [ffff88102a66b988] crash_kexec at ffffffff81104b20
 #3 [ffff88102a66b9a0] oops_end at ffffffff816ad278
 #4 [ffff88102a66b9c8] no_context at ffffffff8169d29a
 #5 [ffff88102a66ba18] __bad_area_nosemaphore at ffffffff8169d330
 #6 [ffff88102a66ba60] bad_area_nosemaphore at ffffffff8169d49a
 #7 [ffff88102a66ba70] __do_page_fault at ffffffff816b013e
 #8 [ffff88102a66bad0] do_page_fault at ffffffff816b02e5
 #9 [ffff88102a66bb00] page_fault at ffffffff816ac508
    [exception RIP: sd_release+0x22]
    RIP: ffffffffc038e742  RSP: ffff88102a66bbb8  RFLAGS: 00010293
    RAX: 0000000000000000  RBX: 0000000000000000  RCX: ffff88102a66bfd8
    RDX: 0000000000000001  RSI: 0000000000000083  RDI: ffff88105c376000
    RBP: ffff88102a66bbc8   R8: ffff88085c2df840   R9: 000000018080001b
    R10: 000000005c2df401  R11: ffffea002170b7c0  R12: ffff880840d68358
    R13: ffff88105c376000  R14: 0000000000000083  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#10 [ffff88102a66bbd0] __blkdev_put at ffffffff8123e7bc
#11 [ffff88102a66bc10] blkdev_put at ffffffff8123f14c
#12 [ffff88102a66bc38] dm_put_table_device at ffffffffc0001453 [dm_mod]
#13 [ffff88102a66bc60] dm_put_device at ffffffffc0004924 [dm_mod]
#14 [ffff88102a66bc80] linear_dtr at ffffffffc0007546 [dm_mod]
#15 [ffff88102a66bc98] dm_table_destroy at ffffffffc00056c0 [dm_mod]
#16 [ffff88102a66bcd8] dev_suspend at ffffffffc0009736 [dm_mod]
#17 [ffff88102a66bd08] ctl_ioctl at ffffffffc000a015 [dm_mod]
#18 [ffff88102a66bea0] dm_ctl_ioctl at ffffffffc000a343 [dm_mod]
#19 [ffff88102a66beb0] do_vfs_ioctl at ffffffff812151cd
#20 [ffff88102a66bf30] sys_ioctl at ffffffff81215471
#21 [ffff88102a66bf80] system_call_fastpath at ffffffff816b4fc9
    RIP: 00007f1761e21107  RSP: 00007ffdeda4a138  RFLAGS: 00000246
    RAX: 0000000000000010  RBX: ffffffff816b4fc9  RCX: ffffffffffffffff
    RDX: 000055e6b79a6800  RSI: 00000000c138fd06  RDI: 0000000000000003
    RBP: 00007f176258a933   R8: 00007f176258b428   R9: 00007ffdeda49cf0
    R10: 000000000000000f  R11: 0000000000000246  R12: 00007ffdeda49f50
    R13: 000055e6b798d1b0  R14: 00007f176258a933  R15: 00007f176258a933
    ORIG_RAX: 0000000000000010  CS: 0033  SS: 002b