> On Apr 17, 2025, at 5:17 AM, Mark Millard <mark...@yahoo.com> wrote: > > Context: An aarch64 PkgBase kernel and world boot under Parallels > on macOS (M4 MAX): > > FreeBSD 15.0-CURRENT main-n276258-c5773d366ecc GENERIC arm64 aarch64 1500035 > > . . . > vtnet0: link state changed to UP > Invoking IPv6 network device address event may sleep with the following > non-sleepable locks held: > exclusive sleep mutex vtnet0-rx0 (vtnet0-rx0) r = 0 (0xffffa000c0b3e480) > locked @ /home/pkgbuild/worktrees/main/sys/dev/virtio/network/if_vtnet.c:2202 > stack backtrace: > #0 0xffff000000530f0c at witness_debugger+0x60 > #1 0xffff000000532140 at witness_warn+0x408 > #2 0xffff00000069ede8 at in6_update_ifa+0xa68 > #3 0xffff0000006cbcb0 at in6_ifadd+0x1dc > #4 0xffff0000006c80f8 at nd6_ra_input+0xe38 > #5 0xffff000000699200 at icmp6_input+0x900 > #6 0xffff0000006b2c54 at ip6_input+0xf64 > #7 0xffff000000613a04 at netisr_dispatch_src+0xd8 > #8 0xffff0000005f58d4 at ether_demux+0x174 > #9 0xffff0000005f6f80 at ether_nh_input+0x374 > #10 0xffff000000613a04 at netisr_dispatch_src+0xd8 > #11 0xffff0000005f5d24 at ether_input+0xdc > #12 0xffff000000328ea4 at vtnet_rxq_eof+0x6f4 > #13 0xffff0000003286ec at vtnet_rx_vq_process+0xb0 > #14 0xffff00000031f824 at vtpci_intx_intr+0xe8 > #15 0xffff00000046e0e4 at ithread_loop+0x29c > #16 0xffff00000046a2b0 at fork_exit+0x78 > #17 0xffff0000008897f8 at fork_trampoline+0x18 > lock order reversal: (sleepable after non-sleepable) > 1st 0xffffa000c0b3e480 vtnet0-rx0 (vtnet0-rx0, sleep mutex) @ > /home/pkgbuild/worktrees/main/sys/dev/virtio/network/if_vtnet.c:2202 > 2nd 0xffff000001129640 in6_multi_sx (in6_multi_sx, sx) @ > /home/pkgbuild/worktrees/main/sys/netinet6/in6_mcast.c:1217 > lock order vtnet0-rx0 -> in6_multi_sx attempted at: > #0 0xffff000000530aac at witness_checkorder+0xad0 > #1 0xffff0000004c405c at _sx_xlock+0x70 > #2 0xffff0000006a7a68 at in6_joingroup+0x48 > #3 0xffff00000069f01c at in6_update_ifa+0xc9c > #4 0xffff0000006cbcb0 at in6_ifadd+0x1dc > #5 0xffff0000006c80f8 at nd6_ra_input+0xe38 > #6 0xffff000000699200 at icmp6_input+0x900 > #7 0xffff0000006b2c54 at ip6_input+0xf64 > #8 0xffff000000613a04 at netisr_dispatch_src+0xd8 > #9 0xffff0000005f58d4 at ether_demux+0x174 > #10 0xffff0000005f6f80 at ether_nh_input+0x374 > #11 0xffff000000613a04 at netisr_dispatch_src+0xd8 > #12 0xffff0000005f5d24 at ether_input+0xdc > #13 0xffff000000328ea4 at vtnet_rxq_eof+0x6f4 > #14 0xffff0000003286ec at vtnet_rx_vq_process+0xb0 > #15 0xffff00000031f824 at vtpci_intx_intr+0xe8 > #16 0xffff00000046e0e4 at ithread_loop+0x29c > #17 0xffff00000046a2b0 at fork_exit+0x78 > Starting Network: lo0 vtnet0. > . . . > > > === > Mark Millard > marklmi at yahoo.com > >
This is a known ( WIP ) issue. See https://reviews.freebsd.org/D45950 <https://reviews.freebsd.org/D45950> . Best regards, Zhenlei
