FreeBSD-main-amd64-test - Build #29612 - Still Unstable

FreeBSD-main-amd64-test - Build #29612 (65b872380ed7f7900fc581d482c5586eeca9e184) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/29612/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/29612/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/29612/console

Status explanation:
"Unstable" - some tests are suspected being broken by the following changes
"Still Unstable" - the failing test cases have not been fixed by these
                   following changes and this is a notification to note that
                   these changes have not been fully tested by the CI system

Change summaries:
(Those commits are likely but not certainly responsible)

1a0523197c5c16ce7bcb79d16c6bf8945258b428 by cperciva:
mkimg: Check for realloc failure

434819b4fec5e508bdfe72f91e73402e9c2fca22 by cperciva:
mkimg: Avoid leaking a page of mmap

84a3e29c72030dab16b4dc82d601d0af5da6a18c by cperciva:
mkimg: Add image_buffer_region

498276b487c838afa2b3e4df322c43141788ba20 by cperciva:
mkimg: Make vmdk's desc_fmt slightly more generic

9a0b9a23e0bb691034a019edea756377509d0a98 by cperciva:
mkimg: Add support for stream-optimized VMDK

88017d32745ef24d662db826fe475d8a20d290a6 by cperciva:
mkimg.1: Document new vmdks format

a68ba2d2ce55f7c76174239c1f678379caec5348 by cperciva:
__FreeBSD_version: Bump for mkimg -f vmdks

65b872380ed7f7900fc581d482c5586eeca9e184 by cperciva:
mkimg: Add tests for vmdks format



The failed test cases:

7 tests failed.
FAILED:  sys.kern.ssl_sendfile.eagain_vs_eof

Error Message:
/usr/src/tests/sys/kern/ssl_sendfile.c:485: c.sbytes == -1 not met

FAILED:  sys.kern.ssl_sendfile.grow

Error Message:
Test case body timed out

FAILED:  sys.kern.ssl_sendfile.truncate

Error Message:
Test case body timed out

FAILED:  lib.libexecinfo.sigtramp_test.test_backtrace_sigtramp

Error Message:
/usr/src/lib/libexecinfo/tests/sigtramp_test.c:30: n > 1 not met

FAILED:  sys.net.if_lagg_test.witness

Error Message:
Lock-order reversals involving if_lagg.c detected

FAILED:  sys.netinet.udp_bindings.connect_bound_socket_from_2address_jail

Error Message:
/usr/src/tests/sys/netinet/udp_bindings.c:244: connect(s, (struct sockaddr *)&sin, sizeof(sin)) == 0 not met

FAILED:  sys.netlink.netlink_socket.overflow

Error Message:
/usr/src/tests/sys/netlink/netlink_socket.c:146: send(fd, &hdr, sizeof(hdr), 0) == sizeof(hdr) not met