panic: assertwaitok: non-zero mutex count: 2
Starting stack trace...
panic(ffffffff83350409) at panic+0x1ba sys/kern/subr_prf.c:229
assertwaitok() at assertwaitok+0x16f sys/kern/subr_xxx.c:163
mi_switch() at mi_switch+0x2b6 sys/kern/sched_bsd.c:412
yield() at yield+0x61 sys/kern/sched_bsd.c:320
pool_get(ffffffff8393d8c0,1) at pool_get+0x204 sys/kern/subr_pool.c:593
m_copym(fffffd806a253a00,0,3,1) at m_copym+0x1f5 m_get sys/kern/uipc_mbuf.c:-1 [inline]
m_copym(fffffd806a253a00,0,3,1) at m_copym+0x1f5 sys/kern/uipc_mbuf.c:653
somove(ffff8000015b2018,1) at somove+0xae2 sys/kern/uipc_socket.c:1695
sosplice(ffff8000015b2018,0,3,fffffd806e6cc430) at sosplice+0x88d sys/kern/uipc_socket.c:1431
sys_setsockopt(ffff80003a52e2c0,ffff80003ca3d0f0,ffff80003ca3d040) at sys_setsockopt+0x2b9 sys/kern/uipc_syscalls.c:1221
syscall(ffff80003ca3d0f0) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80003ca3d0f0) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xd3ea8e9eeb0, count: 246
End of stack trace.