uvm_fault(0xffffffff8278ac48, 0xffffffff8267f0c0, 0, 2) -> e kernel: page fault trap, code=0 Stopped at m_copyback+0x119: addq $0x1,0x8(%rcx,%rbx,8) ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic kernel page fault uvm_fault(0xffffffff8278ac48, 0xffffffff8267f0c0, 0, 2) -> e m_copyback(ffff800023509950,158,0,ffff800023509b14,2) at m_copyback+0x119 m_get sys/sys/percpu.h:125 [inline] m_copyback(ffff800023509950,158,0,ffff800023509b14,2) at m_copyback+0x119 sys/kern/uipc_mbuf.c:756 end trace frame: 0xffff800023509bd0, count: 0 ddb{0}> trace m_copyback(ffff800023509950,158,0,ffff800023509b14,2) at m_copyback+0x119 m_get sys/sys/percpu.h:125 [inline] m_copyback(ffff800023509950,158,0,ffff800023509b14,2) at m_copyback+0x119 sys/kern/uipc_mbuf.c:756 pflog_mtap(ffff800000044a80,ffff800023509bf8,fffffd80656bc200) at pflog_mtap+0x446 sys/net/if_pflog.c:390 pflog_packet(ffff800023509cf8,0,ffff800000ac0fe8,0,ffffffff828937f0,0) at pflog_packet+0x3a4 pf_test(18,1,ffff800000b51800,ffff800023509fc8) at pf_test+0xfc5 sys/net/pf.c:7226 ip6_input_if(ffff800023509fc8,ffff800023509fd4,29,0,ffff800000b51800) at ip6_input_if+0x945 sys/netinet6/ip6_input.c:300 ipv6_input(ffff800000b51800,fffffd80656bc200) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 tun_dev_write(5d01,ffff80002350a2b8,ffff8000212ef000,2) at tun_dev_write+0x204 sys/net/if_tun.c:867 spec_write(ffff80002350a110) at spec_write+0xd4 sys/kern/spec_vnops.c:309 VOP_WRITE(fffffd806e3901a8,ffff80002350a2b8,11,fffffd807f7bfa80) at VOP_WRITE+0xc6 sys/kern/vfs_vops.c:274 vn_write(fffffd8066db91e8,ffff80002350a2b8,0) at vn_write+0x14e sys/kern/vfs_vnops.c:414 dofilewritev(ffff8000245c02a0,f0,ffff80002350a2b8,0,ffff80002350a3a0) at dofilewritev+0x1ab sys/kern/sys_generic.c:365 sys_write(ffff8000245c02a0,ffff80002350a350,ffff80002350a3a0) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff80002350a420) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002350a420) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:566 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1641a40d7c0, count: -14 ddb{0}> show registers rdi 0 rsi 0x6c9ff acpi_pdirpa+0x58867 rbp 0xffff800023509930 rbx 0xffffffffffff977f rdx 0x6c9fe acpi_pdirpa+0x58866 rcx 0xffffffff826b34c0 mbstat_boot_boot_cpumem rax 0 r8 0x2 r9 0x1 r10 0x1363d631611d2633 r11 0xa621cfa1683f7f8d r12 0xfffffd80799f7300 r13 0x128 r14 0x30 r15 0xffff800023509b30 rip 0xffffffff810a6e79 m_copyback+0x119 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800023509870 ss 0x10 m_copyback+0x119: addq $0x1,0x8(%rcx,%rbx,8) ddb{0}> show proc PROC (syz-executor.1) pid=405711 stat=onproc flags process=0 proc=4000000 pri=79, usrpri=79, nice=20 forw=0xffffffffffffffff, list=0xffff8000245c13e8,0xffffffff828a7698 process=0xffff8000245a6000 user=0xffff800023505000, vmspace=0xfffffd80796ab8b8 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 75146 348398 85449 0 7 0 syz-executor.1 *75146 405711 85449 0 7 0x4000000 syz-executor.1 85449 115686 22228 0 3 0x82 nanosleep syz-executor.1 71834 295296 0 0 3 0x14280 nfsidl nfsio 90776 279839 0 0 3 0x14280 nfsidl nfsio 84594 96934 0 0 3 0x14280 nfsidl nfsio 49762 29944 0 0 3 0x14280 nfsidl nfsio 77623 487241 0 0 3 0x14280 nfsidl nfsio 57194 521305 0 0 3 0x14280 nfsidl nfsio 97312 314556 0 0 3 0x14280 nfsidl nfsio 52630 236256 0 0 3 0x14280 nfsidl nfsio 23073 349364 0 0 3 0x14280 nfsidl nfsio 27112 278738 0 0 3 0x14280 nfsidl nfsio 43464 222474 0 0 3 0x14280 nfsidl nfsio 45864 400546 0 0 3 0x14280 nfsidl nfsio 92933 520476 0 0 3 0x14280 nfsidl nfsio 6155 35145 0 0 3 0x14280 nfsidl nfsio 67468 445685 0 0 3 0x14280 nfsidl nfsio 66372 404269 0 0 3 0x14280 nfsidl nfsio 23205 148561 0 0 3 0x14280 nfsidl nfsio 40628 510224 0 0 3 0x14280 nfsidl nfsio 83960 515113 0 0 3 0x14280 nfsidl nfsio 58491 135660 0 0 3 0x14280 nfsidl nfsio 16160 124282 0 0 3 0x14200 bored sosplice 31642 523941 22228 0 3 0x2 biowait syz-executor.0 22228 450774 44888 0 3 0x82 thrsleep syz-fuzzer 22228 377962 44888 0 3 0x4000082 nanosleep syz-fuzzer 22228 150141 44888 0 3 0x4000082 thrsleep syz-fuzzer 22228 481745 44888 0 3 0x4000082 kqread syz-fuzzer 22228 103020 44888 0 3 0x4000082 thrsleep syz-fuzzer 22228 288155 44888 0 3 0x4000082 thrsleep syz-fuzzer 22228 227245 44888 0 3 0x4000082 thrsleep syz-fuzzer 22228 212240 44888 0 3 0x4000082 thrsleep syz-fuzzer 44888 60043 46915 0 3 0x10008a pause ksh 46915 392429 79922 0 3 0x92 select sshd 89590 484154 1 0 3 0x100083 ttyin getty 79922 514609 1 0 3 0x80 select sshd 55959 135428 28335 74 3 0x100092 bpf pflogd 28335 256133 1 0 3 0x80 netio pflogd 6585 269462 36247 73 3 0x100090 kqread syslogd 36247 206088 1 0 3 0x100082 netio syslogd 40968 223371 1 77 3 0x100090 poll dhclient 1329 94800 1 0 3 0x80 poll dhclient 62338 237039 0 0 3 0x14200 bored smr 59256 224540 0 0 2 0x14200 zerothread 92362 432756 0 0 3 0x14200 aiodoned aiodoned 24197 53270 0 0 3 0x14200 syncer update 30309 53716 0 0 3 0x14200 cleaner cleaner 12962 403929 0 0 3 0x14200 reaper reaper 41238 336734 0 0 3 0x14200 pgdaemon pagedaemon 81072 510352 0 0 3 0x14200 bored crynlk 48942 462776 0 0 3 0x14200 bored crypto 1147 471266 0 0 3 0x40014200 acpi0 acpi0 98828 521174 0 0 3 0x40014200 idle1 41068 228574 0 0 3 0x14200 bored softnet 40778 411606 0 0 3 0x14200 bored systqmp 93653 391291 0 0 3 0x14200 bored systq 34842 467240 0 0 3 0x40014200 bored softclock 28725 4980 0 0 3 0x40014200 idle0 1 286863 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 75146 (syz-executor.1) thread 0xffff8000245c02a0 (405711) exclusive rwlock netlock r = 0 (0xffffffff826de810) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1164 #1 tun_dev_write+0x1f9 sys/net/if_tun.c:866 #2 spec_write+0xd4 sys/kern/spec_vnops.c:309 #3 VOP_WRITE+0xc6 sys/kern/vfs_vops.c:274 #4 vn_write+0x14e sys/kern/vfs_vnops.c:414 #5 dofilewritev+0x1ab sys/kern/sys_generic.c:365 #6 sys_write+0x83 sys/kern/sys_generic.c:285 #7 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #7 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:566 #8 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff828e2080) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1164 #1 vn_write+0x42 sys/kern/vfs_vnops.c:399 #2 dofilewritev+0x1ab sys/kern/sys_generic.c:365 #3 sys_write+0x83 sys/kern/sys_generic.c:285 #4 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #4 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:566 #5 Xsyscall+0x128 Process 31642 (syz-executor.0) thread 0xffff8000211e7150 (523941) exclusive rrwlock inode r = 0 (0xfffffd8079ffe5f0) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1164 #1 rw_enter+0x446 sys/kern/kern_rwlock.c:311 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 ufs_ihashins+0x45 sys/ufs/ufs/ufs_ihash.c:140 #4 ffs_vget+0x135 sys/ufs/ffs/ffs_vfsops.c:1350 #5 ffs_inode_alloc+0x1e1 sys/ufs/ffs/ffs_alloc.c:394 #6 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #7 VOP_MKDIR+0xc6 sys/kern/vfs_vops.c:459 #8 domkdirat+0x121 sys/kern/vfs_syscalls.c:3064 #9 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #9 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:566 #10 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806ae9de68) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1164 #1 rw_enter+0x446 sys/kern/kern_rwlock.c:311 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:614 #4 vn_lock+0x6c sys/kern/vfs_vnops.c:575 #5 vfs_lookup+0xe6 sys/kern/vfs_lookup.c:419 #6 namei+0x5f7 sys/kern/vfs_lookup.c:249 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3049 #8 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:566 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9524 6495K 7770K 78643K 15390 0 pcb 13 8K 8K 78643K 237 0 rtable 115 12K 13K 78643K 849 0 ifaddr 76 16K 18K 78643K 374 0 sysctl 3 1K 1K 78643K 3 0 counters 43 33K 34K 78643K 171 0 ioctlops 0 0K 4K 78643K 1786 0 iov 0 0K 24K 78643K 235 0 mount 1 1K 1K 78643K 1 0 vnodes 1224 77K 77K 78643K 2823 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 30 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 309 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 5 13K 25K 78643K 4281 0 sigio 0 0K 0K 78643K 70 0 proc 63 63K 95K 78643K 860 0 subproc 32 2K 2K 78643K 102 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 294 0 in_multi 33 2K 2K 78643K 225 0 ether_multi 1 0K 0K 78643K 87 0 mrt 0 0K 0K 78643K 32 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 55 254K 254K 78643K 55 0 exec 0 0K 2K 78643K 589 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 198 224K 225K 78643K 10625 0 UVM aobj 35 7K 7K 78643K 43 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 333 0 NDP 12 0K 0K 78643K 88 0 temp 134 3968K 4034K 78643K 22297 0 kqueue 3 4K 12K 78643K 195 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 15 0 8 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 96 123 0 121 1 0 1 1 0 8 0 rtentry 112 99 0 54 2 0 2 2 0 8 0 unpcb 120 1214 0 1203 1 0 1 1 0 8 0 syncache 272 30 0 30 4 3 1 1 0 8 1 tcpqe 32 172 0 172 4 3 1 1 0 8 1 tcpcb 592 697 0 693 14 11 3 5 0 8 2 inpcb 296 2016 0 2001 5 3 2 2 0 8 0 rttmr 72 9 0 9 2 2 0 1 0 8 0 nd6 48 18 0 12 1 0 1 1 0 8 0 kcovpl 48 6 0 4 1 0 1 1 0 8 0 ppxss 1128 26 0 26 4 3 1 1 0 8 1 pfosfp 40 852 0 423 5 0 5 5 0 8 0 pfosfpen 112 1470 0 714 22 0 22 22 0 8 0 pfrktable 1344 4 0 2 1 0 1 1 0 8 0 pfstitem 24 29 0 27 1 0 1 1 0 8 0 pfstkey 112 50 0 48 1 0 1 1 0 8 0 pfstate 328 42 0 40 2 1 1 2 0 8 0 pfrule 1360 56 0 30 5 2 3 4 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 371 0 179 13 0 13 13 0 8 0 art_table 32 372 0 179 2 0 2 2 0 8 0 art_node 16 98 0 57 1 0 1 1 0 8 0 sysvmsgpl 40 8 0 0 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 305 0 295 1 0 1 1 0 8 0 shmpl 112 40 0 8 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 6965 0 5560 89 0 89 89 0 8 0 ffsino 272 6965 0 5560 95 0 95 95 0 8 0 nchpl 144 12303 0 10712 60 0 60 60 0 8 0 uvmvnodes 72 8072 0 0 147 0 147 147 0 8 0 vnodes 208 8072 0 0 425 0 425 425 0 8 0 namei 1024 30705 0 30704 2 1 1 1 0 8 0 percpumem 16 96 0 64 1 0 1 1 0 8 0 vcpupl 1984 15 0 0 2 0 2 2 0 8 0 vmpool 560 34 0 19 2 0 2 2 0 8 0 pfiaddrpl 120 5 0 0 1 0 1 1 0 8 0 scsiplug 72 4 0 4 1 1 0 1 0 8 0 scxspl 192 37761 0 37760 8 7 1 7 0 8 0 plimitpl 152 164 0 156 1 0 1 1 0 8 0 sigapl 424 4510 0 4458 6 0 6 6 0 8 0 futexpl 56 30693 0 30693 2 1 1 1 0 8 1 knotepl 112 285 0 265 1 0 1 1 0 8 0 kqueuepl 152 1840 0 1832 1 0 1 1 0 8 0 pipepl 304 188 0 177 9 7 2 2 0 8 1 fdescpl 496 4469 0 4453 3 0 3 3 0 8 0 filepl 152 15670 0 15568 5 0 5 5 0 8 0 lockfpl 104 384 0 383 1 0 1 1 0 8 0 lockfspl 48 164 0 163 1 0 1 1 0 8 0 sessionpl 120 22 0 11 1 0 1 1 0 8 0 pgrppl 48 22 0 11 1 0 1 1 0 8 0 ucredpl 96 1944 0 1935 1 0 1 1 0 8 0 zombiepl 144 4458 0 4458 1 0 1 1 0 8 1 processpl 1008 4510 0 4458 7 0 7 7 0 8 0 procpl 632 9683 0 9623 6 0 6 6 0 8 0 sosppl 144 48 0 48 6 5 1 1 0 8 1 sockpl 400 3354 0 3334 9 6 3 4 0 8 0 mcl64k 65536 17 0 0 3 0 3 3 0 8 0 mcl16k 16384 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 8 0 0 1 0 1 1 0 8 0 mcl9k 9216 16 0 0 2 0 2 2 0 8 0 mcl8k 8192 8 0 0 1 0 1 1 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 249 0 0 17 0 17 17 0 8 0 mtagpl 96 278 0 0 7 0 7 7 0 8 0 mbufpl 256 810 0 0 44 0 44 44 0 8 0 bufpl 280 10388 0 4140 447 0 447 447 0 8 0 anonpl 16 361048 0 353196 87 42 45 58 0 124 8 amapchunkpl 152 16956 0 16745 16 7 9 14 0 158 0 amappl16 192 16105 0 15814 55 32 23 35 0 8 8 amappl15 184 2 0 1 2 1 1 1 0 8 0 amappl14 176 2142 0 2136 1 0 1 1 0 8 0 amappl13 168 268 0 267 1 0 1 1 0 8 0 amappl12 160 69 0 64 1 0 1 1 0 8 0 amappl11 152 1696 0 1679 1 0 1 1 0 8 0 amappl10 144 10 0 6 1 0 1 1 0 8 0 amappl9 136 15 0 15 1 1 0 1 0 8 0 amappl8 128 761 0 668 4 0 4 4 0 8 0 amappl7 120 291 0 284 1 0 1 1 0 8 0 amappl6 112 90 0 73 1 0 1 1 0 8 0 amappl5 104 3854 0 3835 1 0 1 1 0 8 0 amappl4 96 3271 0 3235 1 0 1 1 0 8 0 amappl3 88 597 0 590 1 0 1 1 0 8 0 amappl2 80 32909 0 32838 3 1 2 3 0 8 0 amappl1 72 137899 0 137421 26 16 10 19 0 8 0 amappl 80 10045 0 9963 2 0 2 2 0 84 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 253 0 253 1 1 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 64 42 0 8 1 0 1 1 0 8 0 uaddrrnd 24 4503 0 4472 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 4503 0 4472 1 0 1 1 0 8 0 vmmpekpl 168 23513 0 23467 3 0 3 3 0 8 0 vmmpepl 168 563223 0 561630 125 39 86 89 0 357 11 vmsppl 368 4502 0 4472 4 1 3 3 0 8 0 pdppl 4096 9013 0 8959 9 1 8 8 0 8 1 pvpl 32 1427872 0 1416791 216 97 119 146 0 265 17 pmappl 232 4502 0 4472 3 1 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 305 0 16 9 0 9 9 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace m_copyback(ffff800023509950,158,0,ffff800023509b14,2) at m_copyback+0x119 m_get sys/sys/percpu.h:125 [inline] m_copyback(ffff800023509950,158,0,ffff800023509b14,2) at m_copyback+0x119 sys/kern/uipc_mbuf.c:756 pflog_mtap(ffff800000044a80,ffff800023509bf8,fffffd80656bc200) at pflog_mtap+0x446 sys/net/if_pflog.c:390 pflog_packet(ffff800023509cf8,0,ffff800000ac0fe8,0,ffffffff828937f0,0) at pflog_packet+0x3a4 pf_test(18,1,ffff800000b51800,ffff800023509fc8) at pf_test+0xfc5 sys/net/pf.c:7226 ip6_input_if(ffff800023509fc8,ffff800023509fd4,29,0,ffff800000b51800) at ip6_input_if+0x945 sys/netinet6/ip6_input.c:300 ipv6_input(ffff800000b51800,fffffd80656bc200) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 tun_dev_write(5d01,ffff80002350a2b8,ffff8000212ef000,2) at tun_dev_write+0x204 sys/net/if_tun.c:867 spec_write(ffff80002350a110) at spec_write+0xd4 sys/kern/spec_vnops.c:309 VOP_WRITE(fffffd806e3901a8,ffff80002350a2b8,11,fffffd807f7bfa80) at VOP_WRITE+0xc6 sys/kern/vfs_vops.c:274 vn_write(fffffd8066db91e8,ffff80002350a2b8,0) at vn_write+0x14e sys/kern/vfs_vnops.c:414 dofilewritev(ffff8000245c02a0,f0,ffff80002350a2b8,0,ffff80002350a3a0) at dofilewritev+0x1ab sys/kern/sys_generic.c:365 sys_write(ffff8000245c02a0,ffff80002350a350,ffff80002350a3a0) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff80002350a420) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002350a420) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:566 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1641a40d7c0, count: -14 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800020d80ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 end of kernel end trace frame: 0x7f7ffffd3690, count: -3