Entity Manager error in tiogapass

[Ed Tanous]

On Mon, Apr 26, 2021 at 7:23 PM Lei Yu <yulei.sh at bytedance.com> wrote:
>
> On Tue, Apr 27, 2021 at 12:35 AM Johnathan Mantey
> <johnathanx.mantey at intel.com> wrote:
> >
> > Jayashree,
> >
> > On 4/26/21 9:00 AM, Jayashree D wrote:
> > >
> > > Classification: *Confidential*
> > >
> > > Hi Team,
> > >
> > > In the latest build, I am facing the below issue in Entity Manager for
> > > tiogapass.
> > >
> > > Already issue has been created in Entity Manager Repo - entity-manager
> > > terminated by 'std::filesystem::__cxx11::filesystem_error' · Issue #8
> > > · openbmc/entity-manager (github.com)
> > > <https://github.com/openbmc/entity-manager/issues/8>
> > >
> > > root at tiogapass:~# systemctl status
> > > xyz.openbmc_project.EntityManager.service -l
> > >
> > > ● xyz.openbmc_project.EntityManager.service - Entity Manager
> > >
> > >      Loaded: loaded
> > > (]8;;file://tiogapass/lib/systemd/system/xyz.openbmc_project.EntityManager.service/lib/systemd/system/xyz.openbmc_project.EntityManager.service]8;;;
> > > enabled; vendor preset: enabled)
> > >
> > >      Active: active (running) since Thu 1970-01-01 00:04:10 UTC; 25s ago
> > >
> > >     Process: 851 ExecStartPre=/bin/mkdir -p /var/configuration
> > > (code=exited, status=0/SUCCESS)
> > >
> > >     Process: 852 ExecStartPre=/bin/mkdir -p /tmp/overlays
> > > (code=exited, status=0/SUCCESS)
> > >
> > >    Main PID: 853 (entity-manager)
> > >
> > >      CGroup: /system.slice/xyz.openbmc_project.EntityManager.service
> > >
> > >              └─853 /usr/bin/entity-manager
> > >
> > > Jan 01 00:04:09 tiogapass systemd[1]: Starting Entity Manager...
> > >
> > > Jan 01 00:04:10 tiogapass systemd[1]: Started Entity Manager.
> > >
> > > Jan 01 00:04:27 tiogapass entity-manager[853]: Inventory Added
> > >
> > > Jan 01 00:04:27 tiogapass entity-manager[853]: terminate called after
> > > throwing an instance of 'std::filesystem::__cxx11::filesystem_error'
> > >
> > > Jan 01 00:04:27 tiogapass entity-manager[853]:   what():  filesystem
> > > error: recursive directory iterator cannot open directory: No such
> > > file or directory [/sys/bus/i2c/devices/i2c-16]
> > >
> >
> > Check this portion of src/Overlay.cpp
> > static bool deviceIsCreated(const std::string& devicePath,
> >                              std::shared_ptr<uint64_t> bus,
> >                              std::shared_ptr<uint64_t> address,
> >                              const bool retrying)
> >
> > I placed a comment describing the intent of the directory iterator. I
> > have not seen the issue described on our systems, nor in QEMU (reported
> > by another dev), so I'm not able to identify the issue.
>
> The issue is reported at
> https://github.com/openbmc/entity-manager/issues/8, and the commit
> that introduces the issue is
> https://github.com/openbmc/entity-manager/commit/9b86787adea3f8f29fac2acbb9fa0f48fbcf244a
>
> Could you kindly investigate the exception and see how to make it not crash?

It sounds like Jonathan isn't able to reproduce.  Do you think you
could capture the full stack trace from the exception?  Do you have
anything odd on your systems that would cause the differing behavior?

>
> --
> BRs,
> Lei YU