https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=227603
Bug ID: 227603
Summary: [panic] r323477: Sleeping thread owns a non-sleepable
lock
Product: Base System
Version: 11.1-STABLE
Hardware: Any
OS: Any
Status: New
Keywords: crash
Severity: Affects Some People
Priority: ---
Component: kern
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected], [email protected]
Created attachment 192611
--> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=192611&action=edit
kgdb backtrace
The change https://svnweb.freebsd.org/base?view=revision&revision=r323477 makes
it possible for kernel thread to sleep on sx lock in vlan_ioctl() function
while holding mutex bpf_mtx that is prohibited and leads to panic.
kgdb session is attached.
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