tls selftest failures/hangs on i386

[Seth Forshee]

[ RUN ] tls.send_then_sendfile
tls.c:128:tls.send_then_sendfile:Expected recv(self->cfd, buf, st.st_size, MSG_WAITALL) (16384) == st.st_size (216000)
tls.send_then_sendfile: Test failed at step #8
[ FAIL ] tls.send_then_sendfile
...
[ RUN ] tls.recv_peek_large_buf_mult_recs
tls.c:573:tls.recv_peek_large_buf_mult_recs:Expected memcmp(test_str, buf, len) (1) == 0 (0)
tls.recv_peek_large_buf_mult_recs: Test failed at step #8
...
[ RUN ] tls.blocking
tls.c:645:tls.blocking:Expected res (4294967295) >= 0 (0)

This is using the test from 5.0 on 4.19 to get fixes to the test. Failures are only seen on i386, not on other arches.

[Seth Forshee (sforshee)]

Disabled the kernel tls stack on i386 in 4.19. I'm leaving it enabled in 5.0, so if there's still an issue we'll sort it out there.

[Launchpad Janitor (janitor)]

This bug was fixed in the package linux - 4.19.0-12.13

---------------
linux (4.19.0-12.13) disco; urgency=medium

  * linux: 4.19.0-12.13 -proposed tracker (LP: #1813664)

  * kernel oops in bcache module (LP: #1793901)
    - SAUCE: bcache: never writeback a discard operation

  * Disco update: 4.19.18 upstream stable release (LP: #1813611)
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    - net, skbuff: do not prefer skb allocation fails early
    - qmi_wwan: add MTU default to qmap network interface
    - ipv6: Take rcu_read_lock in __inet6_bind for mapped addresses
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      ipmac sets
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      hotkey
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    - selftests/bpf: enable (uncomment) all tests in test_libbpf.sh
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    - x86/mce: Fix -Wmissing-prototypes warnings
    - MIPS: SiByte: Enable swiotlb for SWARM, LittleSur and BigSur
    - crypto: ecc - regularize scalar for scalar multiplication
    - arm64: perf: set suppress_bind_attrs flag to true
    - drm/atomic-helper: Complete fake_commit->flip_done potentially earlier
    - clk: meson: meson8b: fix incorrect divider mapping in cpu_scale_table
    - samples: bpf: fix: error handling regarding kprobe_events
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    - pstore/ram: Do not treat empty buffers as valid
    - media: uvcvideo: Refactor teardown of uvc on USB disconnect
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