On Sun, Dec 29, 2019 at 06:04:54PM +0300, Dmitry Osipenko wrote: > The rt5640->jack is NULL if jack is already disabled at the time of > driver's module unloading. > > Unable to handle kernel NULL pointer dereference at virtual address 00000024 > ... > (rt5640_set_jack [snd_soc_rt5640]) from [<bf86f7ed>] (snd_soc_component_set_jack+0x11/0x1c [snd_soc_core]) > (snd_soc_component_set_jack [snd_soc_core]) from [<bf8675cf>] (soc_remove_component+0x1b/0x54 [snd_soc_core]) > (soc_remove_component [snd_soc_core]) from [<bf868859>] (soc_cleanup_card_resources+0xad/0x1cc [snd_soc_core]) In addition to what Takashi said: Please think hard before including complete backtraces in upstream reports, they are very large and contain almost no useful information relative to their size so often obscure the relevant content in your message. If part of the backtrace is usefully illustrative then it's usually better to pull out the relevant sections.
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