Re: Client crash on getcwd with non-default root mount

[Sam Lang <sam.lang@inktank.com>]

On 11/29/2012 01:52 PM, Noah Watkins wrote:
> I'm getting the assert failure below with the following test:
>
>    ceph_mount(cmount, "/otherdir");

This should fail with ENOENT if you check the return code.
-sam

>    ceph_getcwd(cmount);
>
> --
>
> client/Inode.h: In function 'Dentry* Inode::get_first_parent()' thread
> 7fded47c8780 time 2012-11-29 11:49:00.890184
> client/Inode.h: 165: FAILED assert(!dn_set.empty())
>   ceph version 0.54-808-g1ed5a1f (1ed5a1f984d8260d86cc25b1ae95ffedf597e579)
>   1: (()+0x11ee89) [0x7fded36fae89]
>   2: (()+0x1429d3) [0x7fded371e9d3]
>   3: (ceph_getcwd()+0x11) [0x7fded36fdb41]
>   4: (MountedTest2_XYZ_Test::TestBody()+0x63a) [0x42563a]
>   5: (testing::Test::Run()+0xaa) [0x45017a]
>   6: (testing::internal::TestInfoImpl::Run()+0x100) [0x450280]
>   7: (testing::TestCase::Run()+0xbd) [0x45034d]
>   8: (testing::internal::UnitTestImpl::RunAllTests()+0x217) [0x4505b7]
>   9: (main()+0x35) [0x423115]
>   10: (__libc_start_main()+0xed) [0x7fded2d2876d]
>   11: /home/nwatkins/projects/ceph/ceph/src/.libs/lt-test_libcephfs() [0x423171]
>   NOTE: a copy of the executable, or `objdump -rdS <executable>` is
> needed to interpret this.
> terminate called after throwing an instance of 'ceph::FailedAssertion'
> Aborted (core dumped)
>
> Thanks,
> Noah
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