fix: solve tls drop panic when task queue drop #594

Job	Run time
test (x86_64-unknown-linux-gnu, stable)	4m 48s
test (x86_64-unknown-linux-gnu, nightly)	4m 48s
test (i686-unknown-linux-gnu, stable)	2m 25s
test (i686-unknown-linux-gnu, nightly)	2m 15s
test (aarch64-unknown-linux-gnu, stable)	1m 29s
test (aarch64-unknown-linux-gnu, nightly)	1m 31s
test (armv7-unknown-linux-gnueabihf, stable)	1m 43s
test (armv7-unknown-linux-gnueabihf, nightly)	1m 41s
test (riscv64gc-unknown-linux-gnu, stable)	1m 36s
test (riscv64gc-unknown-linux-gnu, nightly)	1m 38s
test (s390x-unknown-linux-gnu, stable)	1m 44s
test (s390x-unknown-linux-gnu, nightly)	1m 53s
test (x86_64-apple-darwin, stable)	5m 0s
test (x86_64-apple-darwin, nightly)	3m 29s
test (aarch64-apple-darwin, stable)	2m 27s
test (aarch64-apple-darwin, nightly)	2m 43s
test (x86_64-pc-windows-gnu, stable)	4m 35s
test (x86_64-pc-windows-gnu, nightly)	2m 50s
test (x86_64-pc-windows-msvc, stable)	4m 38s
test (x86_64-pc-windows-msvc, nightly)	4m 20s
test (i686-pc-windows-gnu, stable)	5m 18s
test (i686-pc-windows-gnu, nightly)	5m 3s
test (i686-pc-windows-msvc, stable)	3m 12s
test (i686-pc-windows-msvc, nightly)	2m 14s
	1h 13m 20s

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