On Fri, Oct 23, 2026 at 04:20:07PM +0000, Eric Biggers wrote:
> On Fri, Oct 23, 2026 at 04:19:08PM +0800, Baokun Li wrote:
> > Fix this by returning early from blk_crypto_fallback_evict_key() when
> > tfms_inited[] is not set for the key's mode. tfms_inited[] is only set
> > after blk_crypto_fallback_init() has successfully initialized the
> > profile, so the crash above is no longer reachable.
> >
> > The bug has been latent since commit c984ff1423ae ("blk-crypto:
> > dynamically allocate fallback profile") was merged in v6.5, and only
> > became actually triggerable when commit e7f57d2c47e2 ("dm-inlinecrypt:
> > add target for inline block device encryption") was merged in v7.2.
> >
> > Fixes: c984ff1423ae ("blk-crypto: dynamically allocate fallback profile")
> > Cc: [email protected]
> > Reported-by: Sashiko <[email protected]>
> > Closes: https://patch.msgid.link/[email protected]
> > Suggested-by: Eric Biggers <[email protected]>
> > Link: https://patch.msgid.link/20261014155131.GB322435@quark
> > Signed-off-by: Baokun Li <[email protected]>
>
> Reviewed-by: Eric Biggers <[email protected]>
Jens, could you take this when you have a chance? Thanks,
- Eric
