diff options
| author |   Dan Williams <dan.j.williams@intel.com> | 2017-04-13 23:14:34 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2017-04-18 10:26:09 -0700 |
| commit | 8b06b884cd98f7ec8b5028680b99fabfb7b3e192 (patch) | |
| tree | dde4af2e717639c5681a8855f7bad11b72291340 /fs | |
| parent | acpi, nfit: limit ->flush_probe() to initialization work (diff) | |
| download | linux-dev-8b06b884cd98f7ec8b5028680b99fabfb7b3e192.tar.xz linux-dev-8b06b884cd98f7ec8b5028680b99fabfb7b3e192.zip | |
tools/testing/nvdimm: fix nfit_test shutdown crash
Keep the nfit_test instances alive until after nfit_test_teardown(), as
we may be doing resource lookups until the final un-registrations have
completed. This fixes crashes of the form.
BUG: unable to handle kernel NULL pointer dereference at 0000000000000038
IP: __release_resource+0x12/0x90
Call Trace:
remove_resource+0x23/0x40
__wrap_remove_resource+0x29/0x30 [nfit_test_iomap]
acpi_nfit_remove_resource+0xe/0x10 [nfit]
devm_action_release+0xf/0x20
release_nodes+0x16d/0x2b0
devres_release_all+0x3c/0x60
device_release+0x21/0x90
kobject_release+0x6a/0x170
kobject_put+0x2f/0x60
put_device+0x17/0x20
platform_device_unregister+0x20/0x30
nfit_test_exit+0x36/0x960 [nfit_test]
Reported-by: Linda Knippers <linda.knippers@hpe.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'fs')
0 files changed, 0 insertions, 0 deletions