... re0: <Realtek PCIe 2.5GbE Family Controller> port 0xd000-0xd0ff mem 0xf7a10000-0xf7a1ffff,0xf7a20000-0xf7a23fff irq 18 at device 0.0 on pci5 re0: Using Memory Mapping! re0: Using 1 MSI-X message re0: version:1.96.04 re0: Ethernet address: 00:e0:4c:xx:xx:xx This product is covered by one or more of the following patents: US6,570,884, US6,115,776, and US6,327,625. ... re0: link state changed to UP panic: _mtx_lock_sleep: recursed on non-recursive mutex re0 @ if_re.c:7085 cpuid = 1 time = 1623711227 KDB: stack backtrace: #0 0xffffffff80c3b5c5 at kdb_backtrace+0x65 #1 0xffffffff80bf0fa1 at vpanic+0x181 #2 0xffffffff80bf0d73 at panic+0x43 #3 0xffffffff80bce208 at __mtx_lock_sleep+0x478 #4 0xffffffff80bcdd32 at __mtx_lock_flags+0xa2 #5 0xffffffff828e87eb at re_init+0x2b #6 0xffffffff828e7fbd at re_ioctl+0x1dd #7 0xffffffff80d04dc5 at ifhwioctl+0xf65 #8 0xffffffff80d05f5f at ifioctl+0x37f #9 0xffffffff80c5c8c9 at kern_ioctl+0x289 #10 0xffffffff80c5c58a at sys_ioctl+0x12a #11 0xffffffff81083ede at amd64_syscall+0x12e #12 0xffffffff81057e2e at fast_syscall_common+0xf8 Uptime: 17s Dumping 792 out of 16147 MB:..3%..11%..21%..31%..41%..51%..61%..71%..81%..91% A panic only occurs with INVARIANTS / INVARIANT_SUPPORT in the kernel config.
This should be fixed in the latest commits in https://github.com/kostikbel/rere See https://github.com/kostikbel/rere/issues/4
Created attachment 225980 [details] patch-lock
This seems to work, thanks!
A commit in branch main references this bug: URL: https://cgit.FreeBSD.org/ports/commit/?id=c83bb257d1cd80e1627375a1875a0764b059620e commit c83bb257d1cd80e1627375a1875a0764b059620e Author: Alex Dupre <ale@FreeBSD.org> AuthorDate: 2021-06-22 05:51:09 +0000 Commit: Alex Dupre <ale@FreeBSD.org> CommitDate: 2021-06-22 05:52:49 +0000 net/realtek-re-kmod: fix locking bugs. PR: 256757 Submitted by: Niels Bakker <niels=freebsd@bakker.net> net/realtek-re-kmod/Makefile | 2 +- net/realtek-re-kmod/files/patch-if__re.c | 121 ++++++++++++++++++++++++++++--- 2 files changed, 113 insertions(+), 10 deletions(-)