panic: trap type 4, code=0, pc=ffffffff8296d3e7
Starting stack trace...
panic(ffffffff8331311a) at panic+0x1d0 sys/kern/subr_prf.c:229
kerntrap(ffff80003c539de0) at kerntrap+0x29b sys/arch/amd64/amd64/trap.c:327
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
lf_advlock(ffff800001441ce0,0,fffffd806595ddc0,2,ffff80003c539fd0,20) at lf_advlock+0x2f7 ls_ref sys/kern/vfs_lockf.c:138 [inline]
lf_advlock(ffff800001441ce0,0,fffffd806595ddc0,2,ffff80003c539fd0,20) at lf_advlock+0x2f7 sys/kern/vfs_lockf.c:278
VOP_ADVLOCK(fffffd8069cb5710,fffffd806595ddc0,2,ffff80003c539fd0,20) at VOP_ADVLOCK+0x87 sys/kern/vfs_vops.c:620
vn_closefile(fffffd806595ddc0,ffff80002a348a60) at vn_closefile+0xba sys/kern/vfs_vnops.c:615
fdrop(fffffd806595ddc0,ffff80002a348a60) at fdrop+0x126 sys/kern/kern_descrip.c:1265
closef(fffffd806595ddc0,ffff80002a348a60) at closef+0x192 sys/kern/kern_descrip.c:1249
fdfree(ffff80002a348a60) at fdfree+0x116 sys/kern/kern_descrip.c:1181
exit1(ffff80002a348a60,0,0,1) at exit1+0x58f sys/kern/kern_exit.c:216
sys_exit(ffff80002a348a60,ffff80003c53a2c0,ffff80003c53a210) at sys_exit+0x1a
syscall(ffff80003c53a2c0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c53a2c0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7b3609b0baf0, count: 244
End of stack trace.