*cpu1: uvm_fault(0xfffffa806cf4a200, 0x98, 0, 1) -> e ddb{0}> show kasan No such command ddb{0}> trace proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x745a24ce3950, count: -1 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff800034797bc0 rbx 0 rdx 0 rcx 0xffff80003abb82b8 rax 0x2a r8 0xffff800034797af0 r9 0 r10 0x2b290b9a5072fe12 r11 0x5ba61bc814eb73e0 r12 0 r13 0 r14 0 r15 0 rip 0xffffffff8298a4c7 proc_trampoline+0xc7 cs 0x8 rflags 0x246 rsp 0xffff800034797b40 ss 0 proc_trampoline+0xc7: movl $0,%gs:0x688 ddb{0}> show proc PROC (syz-executor) tid=1118 pid=40770 tcnt=1 stat=onproc flags process=0 proc=0 runpri=50, usrpri=50, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800045fee7e0,0xffffffff83ad61b0 process=0xffff800036f99d00 user=0xffff800034792000, vmspace=0xfffffa806cf4a9a0 estcpu=14, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND *40770 1118 20577 0 7 0 0 syz-executor 90341 306342 23303 0 2 0x10 0 syz-executor 90341 477399 23303 0 3 0x10 0x4000080 kqpoll syz-executor 85484 244219 93586 0 2 0 0 syz-executor 85484 386811 93586 0 3 0 0x4000080 fsleep syz-executor 69035 467082 60159 0 2 0 0 syz-executor 69035 256025 60159 0 3 0 0x4000080 kqsel syz-executor 69035 103713 60159 0 3 0 0x4000080 fsleep syz-executor 3433 358362 9524 0 2 0 0 syz-executor 3433 501461 9524 0 7 0 0x4000000 syz-executor 21137 27896 2460 0 3 0 0x80 nanoslp syz-executor 21137 36844 2460 0 3 0 0x4000000 smrbar syz-executor 91957 362789 85283 0 2 0 0 syz-executor 91957 513791 85283 0 3 0 0x4000080 fsleep syz-executor 91957 228834 85283 0 3 0 0x4000080 fsleep syz-executor 91957 166027 85283 0 3 0 0x4000080 fsleep syz-executor 20577 129821 20357 0 3 0x2 0x80 nanoslp syz-executor 9524 226189 20357 0 3 0x2 0x80 nanoslp syz-executor 98784 345962 20357 0 3 0x2 0 biowait syz-executor 23303 188069 20357 0 3 0x2 0x80 nanoslp syz-executor 93586 408109 20357 0 3 0x2 0x80 nanoslp syz-executor 2460 134333 20357 0 3 0x2 0x80 nanoslp syz-executor 85283 230924 20357 0 3 0x2 0x80 nanoslp syz-executor 60159 33761 20357 0 3 0x2 0x80 nanoslp syz-executor 20357 75002 30809 0 3 0x2 0x80 kqread syz-executor 30809 156350 34912 0 3 0x100002 0x88 sigsusp ksh 34912 384707 85169 0 3 0x10 0x88 kqread sshd-session 85169 372850 68956 0 3 0x12 0x80 kqread sshd-session 58697 52413 1 0 3 0x100003 0x80 ttyin getty 68956 143758 1 0 3 0 0x88 kqread sshd 46058 198147 92568 74 3 0x1100012 0x80 bpf pflogd 92568 172100 1 0 3 0 0x80 sbwait pflogd 45305 497178 38042 73 3 0x1100010 0x80 kqread syslogd 38042 358982 1 0 3 0x100002 0x80 sbwait syslogd 66040 89799 1 0 3 0x100000 0x80 kqread resolvd 78155 425029 3089 77 3 0x100012 0x80 kqread dhcpleased 47317 178548 3089 77 3 0x100012 0x80 kqread dhcpleased 3089 398411 1 0 3 0 0x80 kqread dhcpleased 30845 511608 0 0 3 0x14000 0x200 bored smr 26678 263889 0 0 2 0x14000 0x200 zerothread 29706 478931 0 0 3 0x14000 0x200 aiodoned aiodoned 12757 380178 0 0 3 0x14000 0x200 syncer update 90519 206337 0 0 3 0x14000 0x200 cleaner cleaner 28772 262812 0 0 3 0x14000 0x200 reaper reaper 97788 165322 0 0 3 0x14000 0x200 pgdaemon pagedaemon 60366 131493 0 0 3 0x14000 0x200 bored viomb 79872 149542 0 0 3 0x14000 0x40000200 acpi0 acpi0 88989 44166 0 0 3 0x14000 0x40000200 idle1 45033 429072 0 0 3 0x14000 0x200 bored softnet1 8203 327490 0 0 3 0x14000 0x200 bored softnet0 37599 456809 0 0 3 0x14000 0x200 bored systqmp 59762 353290 0 0 3 0x14000 0x200 bored systq 45185 324627 0 0 3 0x14000 0x200 tmoslp softclockmp 18040 230333 0 0 3 0x14000 0x40000200 tmoslp softclock 77865 313808 0 0 3 0x14000 0x40000200 idle0 1 442217 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10000 0x200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex /syzkaller/managers/multicore/kernel/sys/kern/kern_malloc.c:96 r = 0 (0xffffffff838ed388) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487 #2 malloc+0x2ef sys/kern/kern_malloc.c:200 #3 amap_alloc1+0x291 sys/uvm/uvm_amap.c:356 #4 amap_alloc+0xad sys/uvm/uvm_amap.c:-1 #5 amap_copy+0x6a8 sys/uvm/uvm_amap.c:570 #6 uvm_fault_check+0x473 sys/uvm/uvm_fault.c:747 #7 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #8 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #9 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #10 recall_trap+0x8 Process 40770 (syz-executor) thread 0xffff80003abb82b8 (1118) exclusive rwlock vmmaplk r = 0 (0xfffffa806cf4aaa0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_read+0x3e8 sys/kern/kern_rwlock.c:413 #2 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1880 #3 uvm_fault_check+0x4f sys/uvm/uvm_fault.c:693 #4 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #6 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #7 recall_trap+0x8 exclusive mutex /syzkaller/managers/multicore/kernel/sys/kern/kern_malloc.c:96 r = 0 (0xffffffff838ed388) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487 #2 malloc+0x2ef sys/kern/kern_malloc.c:200 #3 amap_alloc1+0x291 sys/uvm/uvm_amap.c:356 #4 amap_alloc+0xad sys/uvm/uvm_amap.c:-1 #5 amap_copy+0x6a8 sys/uvm/uvm_amap.c:570 #6 uvm_fault_check+0x473 sys/uvm/uvm_fault.c:747 #7 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #8 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #9 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #10 recall_trap+0x8 Process 3433 (syz-executor) thread 0xffff80003abb8d18 (501461) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83a23880) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] #1 syscall+0xaf4 sys/arch/amd64/amd64/trap.c:783 #2 Xsyscall+0x128 Process 21137 (syz-executor) thread 0xffff80003abb9ca8 (36844) exclusive rwlock clonelk r = 0 (0xffffffff839d4578) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 if_clone_destroy+0x93 sys/net/if.c:-1 #3 ifioctl+0x59d sys/net/if.c:2160 #4 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #5 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #6 Xsyscall+0x128 Process 98784 (syz-executor) thread 0xffff800045fef4d8 (345962) exclusive rrwlock inode r = 0 (0xfffffa8068c17690) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline] #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:150 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232 #6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3063 #10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffa806d60b1e0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 vfs_lookup+0x12b sys/kern/vfs_lookup.c:431 #6 namei+0x7c5 sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3048 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11062 12286K 12290K 166960K 12166 0 pcb 19 12K 12K 166960K 28 0 rtable 237 6K 7K 166960K 354 0 pf 35 17K 18K 166960K 49 0 ifaddr 43 7K 7K 166960K 46 0 ifgroup 58 2K 2K 166960K 63 0 sysctl 1 1K 9K 166960K 5 0 counters 70 37K 37K 166960K 72 0 ioctlops 0 0K 4K 166960K 1486 0 iov 0 0K 4K 166960K 1 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1293 81K 82K 166960K 1371 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 1K 166960K 2 0 VM map 2 1K 1K 166960K 2 0 sem 2 0K 0K 166960K 2 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1734 201K 291K 166960K 11964 0 file desc 17 61K 93K 166960K 155 0 proc 71 115K 180K 166960K 556 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 in_multi 99 6K 6K 166960K 99 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 61 281K 281K 166960K 61 0 exec 0 0K 1K 166960K 384 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 234 159K 169K 166960K 3323 0 UVM aobj 3 2K 2K 166960K 3 0 pinsyscall 42 84K 106K 166960K 1311 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 28 2K 2K 166960K 29 0 temp 35 9114K 9190K 166960K 3912 0 kqueue 17 28K 28K 166960K 31 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 28 0 0 1 0 1 1 0 8 0 rtpcb 120 34 0 31 1 0 1 1 0 8 0 rtentry 176 112 0 2 6 0 6 6 0 8 1 unpcb 144 57 0 39 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 736 15 0 9 1 0 1 1 0 8 0 arp 136 18 0 0 1 0 1 1 0 8 0 inpcb 328 85 0 72 2 0 2 2 0 8 0 nd6 152 24 0 0 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 19 0 0 1 0 1 1 0 8 0 pfstkey 128 19 0 0 1 0 1 1 0 8 0 pfstate 448 19 0 0 3 0 3 3 0 8 0 pfrule 1360 22 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 453 0 0 29 0 29 29 0 8 0 art_table 40 454 0 0 5 0 5 5 0 8 0 art_node 32 111 0 11 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1596 0 125 93 0 93 93 0 8 0 ffsino 296 1596 0 125 114 0 114 114 0 8 0 nchpl 144 1820 0 117 64 0 64 64 0 8 0 vnodes 216 1690 0 0 94 0 94 94 0 8 0 namei 1024 5563 0 5562 2 0 2 2 0 8 1 percpumem 16 52 0 1 1 0 1 1 0 8 0 kstatmem 264 29 0 2 2 0 2 2 0 8 0 scxspl 216 6243 0 6242 4 2 2 3 1 8 1 plimitpl 152 30 0 13 1 0 1 1 0 8 0 sigapl 424 472 0 425 7 0 7 7 0 8 0 knotepl 120 305 0 0 10 0 10 10 0 8 0 kqueuepl 224 30 0 14 1 0 1 1 0 8 0 pipepl 344 127 0 100 3 0 3 3 0 8 0 fdescpl 528 456 0 425 3 0 3 3 0 8 0 filepl 160 1669 0 1439 11 0 11 11 0 8 0 lockfpl 104 19 0 14 1 0 1 1 0 8 0 lockfspl 48 11 0 6 1 0 1 1 0 8 0 sessionpl 144 25 0 16 1 0 1 1 0 8 0 pgrppl 48 33 0 16 1 0 1 1 0 8 0 ucredpl 104 107 0 93 1 0 1 1 0 8 0 zombiepl 144 425 0 425 1 0 1 1 0 8 1 processpl 1232 472 0 425 5 0 5 5 0 8 0 procpl 664 510 0 454 5 0 5 5 0 8 0 sockpl 752 177 0 143 5 0 5 5 0 8 1 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 111 0 0 14 0 14 14 0 8 0 mcl2k 2048 19 0 0 3 0 3 3 0 8 0 mextrefs 64 19 0 0 1 0 1 1 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 125 0 0 8 0 8 8 0 8 0 bufpl 272 2324 0 105 148 0 148 148 0 8 0 anonpl 32 3838 0 0 31 0 31 31 0 247 0 amapchunkpl 152 8913 0 8416 21 0 21 21 0 158 0 amappl16 200 1821 0 1800 5 0 5 5 0 8 3 amappl15 192 7 0 7 1 0 1 1 0 8 1 amappl14 184 432 0 431 1 0 1 1 0 8 0 amappl13 176 122 0 110 1 0 1 1 0 8 0 amappl12 168 709 0 678 2 0 2 2 0 8 0 amappl11 160 11 0 11 1 0 1 1 0 8 1 amappl10 152 67 0 53 1 0 1 1 0 8 0 amappl9 144 294 0 293 1 0 1 1 0 8 0 amappl8 136 99 0 97 1 0 1 1 0 8 0 amappl7 128 171 0 158 1 0 1 1 0 8 0 amappl6 120 152 0 151 1 0 1 1 0 8 0 amappl5 112 97 0 86 1 0 1 1 0 8 0 amappl4 104 296 0 276 1 0 1 1 0 8 0 amappl3 96 1531 0 1431 3 0 3 3 0 8 0 amappl2 88 567 0 494 2 0 2 2 0 8 0 amappl1 80 10440 0 9834 15 0 15 15 0 8 0 amappl 88 2589 0 2426 4 0 4 4 0 92 0 uvmvnodes 80 98 0 0 2 0 2 2 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 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 72 2 0 0 1 0 1 1 0 8 0 uaddrrnd 24 456 0 425 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 456 0 425 1 0 1 1 0 8 0 vmmpekpl 168 5789 0 5756 2 0 2 2 0 8 0 vmmpepl 168 38719 0 36822 86 0 86 86 0 357 0 vmsppl 488 455 0 425 5 0 5 5 0 8 1 rwobjpl 80 14693 0 13669 24 0 24 24 0 8 0 pdppl 4096 919 0 850 97 12 85 85 0 8 16 pvpl 32 10726 0 0 87 0 87 87 0 265 0 pmappl 256 455 0 425 3 0 3 3 0 8 0 extentpl 40 46 0 28 1 0 1 1 0 8 0 phpool 112 414 0 15 12 0 12 12 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x745a24ce3950, count: -1 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff80002999dff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 x86_bus_space_io_read_4(b008,0) at x86_bus_space_io_read_4+0x37 sys/arch/amd64/amd64/bus_space.c:682 acpitimer_delay(1) at acpitimer_delay+0x76 acpitimer_read sys/dev/acpi/acpitimer.c:142 [inline] acpitimer_delay(1) at acpitimer_delay+0x76 sys/dev/acpi/acpitimer.c:120 comcnputc(800,2d) at comcnputc+0x29b sys/dev/ic/com.c:1274 cnputc(2d) at cnputc+0x67 sys/dev/cons.c:218 db_putchar(2d) at db_putchar+0x36d sys/ddb/db_output.c:155 kprintf() at kprintf+0x29c5 sys/kern/subr_prf.c:-1 db_printf(ffffffff83462839) at db_printf+0x9b sys/kern/subr_prf.c:-1 fault(ffffffff83523df4) at fault+0xa7 sys/arch/amd64/amd64/trap.c:161 kpageflttrap(ffff80003c3d1400,98) at kpageflttrap+0x37d sys/arch/amd64/amd64/trap.c:296 kerntrap(ffff80003c3d1400) at kerntrap+0x19d sys/arch/amd64/amd64/trap.c:528 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b end trace frame: 0xffff80003c3d15b0, count: 0 ddb{1}> trace x86_ipi_db(ffff80002999dff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 x86_bus_space_io_read_4(b008,0) at x86_bus_space_io_read_4+0x37 sys/arch/amd64/amd64/bus_space.c:682 acpitimer_delay(1) at acpitimer_delay+0x76 acpitimer_read sys/dev/acpi/acpitimer.c:142 [inline] acpitimer_delay(1) at acpitimer_delay+0x76 sys/dev/acpi/acpitimer.c:120 comcnputc(800,2d) at comcnputc+0x29b sys/dev/ic/com.c:1274 cnputc(2d) at cnputc+0x67 sys/dev/cons.c:218 db_putchar(2d) at db_putchar+0x36d sys/ddb/db_output.c:155 kprintf() at kprintf+0x29c5 sys/kern/subr_prf.c:-1 db_printf(ffffffff83462839) at db_printf+0x9b sys/kern/subr_prf.c:-1 fault(ffffffff83523df4) at fault+0xa7 sys/arch/amd64/amd64/trap.c:161 kpageflttrap(ffff80003c3d1400,98) at kpageflttrap+0x37d sys/arch/amd64/amd64/trap.c:296 kerntrap(ffff80003c3d1400) at kerntrap+0x19d sys/arch/amd64/amd64/trap.c:528 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b dovutimens(ffff80003abb8d18,fffffa806bfb0a30,ffff80003c3d15c0) at dovutimens+0x368 sys/kern/vfs_syscalls.c:2691 sys_futimens(ffff80003abb8d18,ffff80003c3d1710,ffff80003c3d1660) at sys_futimens+0xb3 sys/kern/vfs_syscalls.c:2767 syscall(ffff80003c3d1710) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3d1710) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2a94f9dfe10, count: -18