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Groups > linux.kernel > #1482595
| From | Tejun Heo <tj@kernel.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: net/bluetooth: workqueue destruction WARNING in hci_unregister_dev |
| Date | 2016-09-13 17:40 +0200 |
| Message-ID | <sgXYt-3KE-3@gated-at.bofh.it> (permalink) |
| References | (5 earlier) <rftLl-4o3-21@gated-at.bofh.it> <sdgZI-4ni-35@gated-at.bofh.it> <se1OW-4aR-35@gated-at.bofh.it> <se1YC-4eB-7@gated-at.bofh.it> <sfMVs-6Un-23@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Hello, On Sat, Sep 10, 2016 at 11:33:48AM +0200, Dmitry Vyukov wrote: > Hit the WARNING with the patch. It showed "Showing busy workqueues and > worker pools:" after the WARNING, but then no queue info. Was it > already destroyed and removed from the list?... Hmm... It either means that the work item which was in flight when WARN_ON() ran finished by the time the debug printout got to it or that it's something unrelated to busy work items. > [ 198.113838] WARNING: CPU: 2 PID: 26691 at kernel/workqueue.c:4042 > destroy_workqueue+0x17b/0x630 I don't seem to have the same source code that you have. Which exact WARN_ON() is this? Thanks. -- tejun
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Re: net/bluetooth: workqueue destruction WARNING in hci_unregister_dev Dmitry Vyukov <dvyukov@google.com> - 2016-09-10 11:40 +0200
Re: net/bluetooth: workqueue destruction WARNING in hci_unregister_dev Tejun Heo <tj@kernel.org> - 2016-09-13 17:40 +0200
Re: net/bluetooth: workqueue destruction WARNING in hci_unregister_dev Jiri Slaby <jslaby@suse.cz> - 2016-09-13 20:20 +0200
Re: net/bluetooth: workqueue destruction WARNING in hci_unregister_dev Tejun Heo <tj@kernel.org> - 2016-09-16 22:30 +0200
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