On 30/11/2020 02:00, Alexey Kardashevskiy wrote:
There are a few potential deadlocks reported by lockdep and triggered by
syzkaller (a syscall fuzzer). These are reported as timer interrupts can
execute softirq handlers and if we were executing certain bits of io_ring,
a deadlock can occur. This fixes those bits by disabling soft interrupts.
Jens already fixed that, thanks
https://lore.kernel.org/io-uring/948d2d3b-5f36-034d-28e6-7490343a5b59@xxxxxxxxx/T/#t
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