*cpu1: uvm_fault(0xfffffd80662dc378, 0x8, 0, 1) -> e ddb{0}> trace savectx() at savectx+0xae end of kernel end trace frame: 0x6fbcad927dc0, count: -1 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80003418daa0 rbx 0 rdx 0 rcx 0xffff8000ffff71d0 rax 0x3a r8 0xffff80003418d9d0 r9 0 r10 0xe333e226bdc7373 r11 0xb213c14f357480e7 r12 0 r13 0 r14 0xffff8000ffff71d0 r15 0 rip 0xffffffff82b4a3ee savectx+0xae cs 0x8 rflags 0x46 rsp 0xffff80003418da20 ss 0x10 savectx+0xae: movl $0,%gs:0x680 ddb{0}> show proc PROC (syz-executor) tid=238487 pid=44272 tcnt=3 stat=onproc flags process=10 proc=0 runpri=86, usrpri=86, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003479a7c8,0xffff80003479b990 process=0xffff80003fe7b660 user=0xffff800034188000, vmspace=0xfffffd80662dcc10 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 62799 477615 14048 32767 2 0x10 syz-executor 62799 446248 14048 32767 7 0x4000010 syz-executor *44272 238487 34747 32767 7 0x10 syz-executor 44272 461308 34747 32767 3 0x4000090 fsleep syz-executor 44272 159414 34747 32767 3 0x4000090 fsleep syz-executor 43795 237266 59706 32767 2 0x10 syz-executor 43795 164262 59706 32767 3 0x4000090 fsleep syz-executor 42979 257656 80314 32767 3 0x90 nanoslp syz-executor 42979 50367 80314 32767 3 0x4000090 kqsel syz-executor 42979 350901 80314 32767 3 0x4000090 kqsel syz-executor 42979 105500 80314 32767 3 0x4000090 fsleep syz-executor 21308 340884 55371 32767 3 0x90 nanoslp syz-executor 21308 121821 55371 32767 3 0x4000090 sbwait syz-executor 21308 208844 55371 32767 3 0x4000090 fsleep syz-executor 21308 368495 55371 32767 3 0x4000090 fsleep syz-executor 59976 143813 93349 32767 3 0x10 biowait syz-executor 59706 379404 86372 32767 3 0x90 nanoslp syz-executor 69695 467249 26314 32767 3 0x10 biowait syz-executor 55371 258478 55191 32767 3 0x90 nanoslp syz-executor 80314 404385 16065 32767 3 0x90 nanoslp syz-executor 14048 314005 10225 32767 3 0x90 nanoslp syz-executor 34747 405801 39935 32767 3 0x90 nanoslp syz-executor 55802 401568 17882 32767 3 0x10 biowait syz-executor 26314 447733 62238 0 3 0x82 wait syz-executor 10225 216842 62238 0 3 0x82 wait syz-executor 93349 511836 62238 0 3 0x82 wait syz-executor 86372 297745 62238 0 3 0x82 wait syz-executor 55191 104080 62238 0 3 0x82 wait syz-executor 16065 212758 62238 0 3 0x82 wait syz-executor 39935 444388 62238 0 3 0x82 wait syz-executor 17882 210547 62238 0 3 0x82 wait syz-executor 89388 340005 0 0 3 0x14200 bored sosplice 62238 291693 81251 0 3 0x82 kqread syz-executor 81251 94935 61813 0 3 0x10008a sigsusp ksh 61813 153555 90865 0 3 0x98 kqread sshd-session 90865 450202 71674 0 3 0x92 kqread sshd-session 78046 172125 1 0 3 0x100083 ttyin getty 71674 15797 1 0 3 0x88 kqread sshd 84190 329950 13063 73 3 0x1100010 biowait syslogd 13063 6233 1 0 3 0x100082 sbwait syslogd 38804 266811 1 0 3 0x100080 kqread resolvd 33160 84430 88044 77 3 0x100092 kqread dhcpleased 20380 73155 88044 77 3 0x100092 kqread dhcpleased 88044 402795 1 0 3 0x80 kqread dhcpleased 33646 149511 0 0 3 0x14200 bored smr 34982 379656 0 0 3 0x14200 pgzero zerothread 27713 70568 0 0 3 0x14200 aiodoned aiodoned 91831 247265 0 0 3 0x14200 syncer update 70204 502793 0 0 3 0x14200 cleaner cleaner 25397 49324 0 0 3 0x14200 reaper reaper 80184 228422 0 0 3 0x14200 pgdaemon pagedaemon 69037 494061 0 0 3 0x14200 bored viomb 24964 448698 0 0 3 0x40014200 acpi0 acpi0 44500 217857 0 0 3 0x40014200 idle1 6153 470653 0 0 3 0x14200 bored softnet3 18358 282165 0 0 3 0x14200 bored softnet2 9469 324089 0 0 3 0x14200 bored softnet1 41987 473445 0 0 3 0x14200 bored softnet0 96862 35803 0 0 3 0x14200 bored systqmp 23659 93307 0 0 3 0x14200 bored systq 54629 31111 0 0 3 0x14200 tmoslp softclockmp 98233 185373 0 0 3 0x40014200 tmoslp softclock 10837 88053 0 0 3 0x40014200 idle0 1 448332 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd8056962ac0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 pmap_write_protect+0x7e rcr3 machine/cpufunc.h:139 [inline] #3 pmap_write_protect+0x7e pmap_map_ptes sys/arch/amd64/amd64/pmap.c:432 [inline] #3 pmap_write_protect+0x7e sys/arch/amd64/amd64/pmap.c:2158 #4 uvm_map_protect+0xbaf pmap_protect machine/pmap.h:482 [inline] #4 uvm_map_protect+0xbaf sys/uvm/uvm_map.c:3186 #5 sys_mprotect+0x34c sys/uvm/uvm_mmap.c:585 #6 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 62799 (syz-executor) thread 0xffff8000347991f0 (446248) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff835a30b8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 __mp_acquire_count+0x58 #2 mi_switch+0x658 sys/kern/sched_bsd.c:460 #3 sleep_finish+0x219 sys/kern/kern_synch.c:416 #4 biowait+0xc1 sys/kern/vfs_bio.c:1254 #5 bwrite+0x2e2 sys/kern/vfs_bio.c:766 #6 VOP_BWRITE+0x60 sys/kern/vfs_vops.c:646 #7 ufs_direnter+0x7d1 sys/ufs/ufs/ufs_lookup.c:833 #8 ufs_makeinode+0x51e sys/ufs/ufs/ufs_vnops.c:1764 #9 ufs_symlink+0x54 sys/ufs/ufs/ufs_vnops.c:1293 #10 VOP_SYMLINK+0x11a sys/kern/vfs_vops.c:432 #11 dosymlinkat+0x1dd sys/kern/vfs_syscalls.c:1806 #12 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #12 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80551cf2c0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x171 sys/ufs/ufs/ufs_ihash.c:95 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #9 ufs_makeinode+0xcb sys/ufs/ufs/ufs_vnops.c:1728 #10 ufs_symlink+0x54 sys/ufs/ufs/ufs_vnops.c:1293 #11 VOP_SYMLINK+0x11a sys/kern/vfs_vops.c:432 #12 dosymlinkat+0x1dd sys/kern/vfs_syscalls.c:1806 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 Process 44272 (syz-executor) thread 0xffff8000ffff71d0 (238487) exclusive rwlock uobjlk r = 0 (0xfffffd8060bfdc50) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 uvm_map_protect+0xb54 #3 sys_mprotect+0x34c sys/uvm/uvm_mmap.c:585 #4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 exclusive rwlock vmmaplk r = 0 (0xfffffd80662dcd00) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0x143 sys/uvm/uvm_map.c:5252 #3 uvm_map_protect+0xe1 sys/uvm/uvm_map.c:3059 #4 sys_mprotect+0x34c sys/uvm/uvm_mmap.c:585 #5 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #5 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd8056962ac0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 pmap_write_protect+0x7e rcr3 machine/cpufunc.h:139 [inline] #3 pmap_write_protect+0x7e pmap_map_ptes sys/arch/amd64/amd64/pmap.c:432 [inline] #3 pmap_write_protect+0x7e sys/arch/amd64/amd64/pmap.c:2158 #4 uvm_map_protect+0xbaf pmap_protect machine/pmap.h:482 [inline] #4 uvm_map_protect+0xbaf sys/uvm/uvm_map.c:3186 #5 sys_mprotect+0x34c sys/uvm/uvm_mmap.c:585 #6 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 59976 (syz-executor) thread 0xffff8000ffffd450 (143813) exclusive rrwlock inode r = 0 (0xfffffd80551cf0a0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x171 sys/ufs/ufs/ufs_ihash.c:95 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x19f8 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #11 namei+0x7aa sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806cd60098) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 69695 (syz-executor) thread 0xffff8000ffff7458 (467249) exclusive rrwlock inode r = 0 (0xfffffd80551cfb40) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:120 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3100 #10 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #10 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806fe6d2c0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3085 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 55802 (syz-executor) thread 0xffff8000371cf978 (401568) exclusive rrwlock inode r = 0 (0xfffffd80551cf5f0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x171 sys/ufs/ufs/ufs_ihash.c:95 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x19f8 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #11 namei+0x7aa sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806cd60b38) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 84190 (syslogd) thread 0xffff8000ffffd6d8 (329950) exclusive rrwlock inode r = 0 (0xfffffd806e761920) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 sys_fsync+0x152 sys/kern/vfs_syscalls.c:2927 #6 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10182 10024K 10036K 166960K 11335 0 pcb 17 12K 12K 166960K 17 0 rtable 238 6K 6K 166960K 1084 0 pf 31 16K 16K 166960K 83 0 ifaddr 42 7K 7K 166960K 145 0 ifgroup 50 2K 2K 166960K 152 0 sysctl 1 0K 0K 166960K 1 0 counters 64 36K 36K 166960K 114 0 ioctlops 0 0K 2K 166960K 55 0 iov 0 0K 12K 166960K 22 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1454 91K 91K 166960K 1718 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 3 0 VM map 2 1K 1K 166960K 2 0 sem 6 0K 0K 166960K 6 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 23 85K 157K 166960K 759 0 sigio 0 0K 0K 166960K 4 0 proc 56 78K 176K 166960K 1183 0 subproc 104 6K 12K 166960K 429 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 49 0 in_multi 99 7K 7K 166960K 377 0 ether_multi 1 0K 0K 166960K 3 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 67 307K 307K 166960K 67 0 exec 0 0K 1K 166960K 666 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 248 73K 130K 166960K 6728 0 UVM aobj 10 2K 2K 166960K 10 0 pinsyscall 44 88K 126K 166960K 2366 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 21 0 NDP 25 1K 2K 166960K 99 0 temp 77 6824K 6888K 166960K 7773 0 kqueue 14 22K 32K 166960K 67 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 134 0 131 2 1 1 2 0 8 0 rtentry 112 378 0 266 5 1 4 4 0 8 0 unpcb 144 185 0 168 1 0 1 1 0 8 0 syncache 336 3 0 3 1 1 0 1 0 8 0 tcpcb 808 144 0 136 4 3 1 4 0 8 0 arp 120 65 0 47 1 0 1 1 0 8 0 inpcb 336 465 0 453 7 5 2 4 0 8 1 nd6 136 100 0 74 1 0 1 1 0 8 0 kcovpl 48 33 0 25 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1534 0 1073 43 14 29 29 0 8 0 art_table 32 1535 0 1073 4 0 4 4 0 8 0 art_node 16 377 0 275 1 0 1 1 0 8 0 semapl 112 4 0 0 1 0 1 1 0 8 0 shmpl 112 7 0 0 1 0 1 1 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 1909 0 357 98 0 98 98 0 8 0 ffsino 272 1909 0 357 104 0 104 104 0 8 0 nchpl 144 2398 0 698 64 0 64 64 0 8 0 uvmvnodes 80 2347 0 0 48 0 48 48 0 8 0 vnodes 216 2347 0 0 131 0 131 131 0 8 0 namei 1024 11103 0 11101 5 3 2 2 0 8 1 percpumem 16 71 0 25 1 0 1 1 0 8 0 kstatmem 264 72 0 50 2 0 2 2 0 8 0 scxspl 216 18643 0 18639 10 9 1 8 1 8 0 plimitpl 152 195 0 170 2 0 2 2 0 8 0 sigapl 424 980 0 926 10 2 8 9 0 8 0 futexpl 64 3414 0 3408 3 2 1 1 0 8 0 knotepl 120 364 0 0 12 0 12 12 0 8 0 kqueuepl 216 82 0 70 1 0 1 1 0 8 0 pipepl 320 195 0 167 6 1 5 5 0 8 1 fdescpl 496 961 0 926 9 2 7 7 0 8 0 filepl 152 3542 0 3291 17 3 14 14 0 8 2 lockfpl 104 129 0 127 1 0 1 1 0 8 0 lockfspl 48 40 0 38 1 0 1 1 0 8 0 sessionpl 144 45 0 29 1 0 1 1 0 8 0 pgrppl 48 82 0 58 1 0 1 1 0 8 0 ucredpl 104 402 0 383 1 0 1 1 0 8 0 zombiepl 144 926 0 926 1 0 1 1 0 8 1 processpl 1160 980 0 926 7 1 6 6 0 8 1 procpl 648 1367 0 1303 8 1 7 7 0 8 0 srpgc 96 2 0 2 1 1 0 1 0 8 0 sosppl 168 1 0 1 1 1 0 1 0 8 0 sockpl 664 786 0 753 12 8 4 7 0 8 1 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 251 0 0 32 0 32 32 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 799 0 0 49 0 49 49 0 8 0 bufpl 280 6740 0 565 442 0 442 442 0 8 0 anonpl 24 202228 0 198915 81 11 70 81 0 185 37 amapchunkpl 152 21438 0 20885 46 11 35 46 0 158 10 amappl16 200 4392 0 4378 32 24 8 16 0 8 7 amappl15 192 5 0 5 3 3 0 1 0 8 0 amappl14 184 150 0 140 1 0 1 1 0 8 0 amappl13 176 11 0 11 1 1 0 1 0 8 0 amappl12 168 1960 0 1925 4 2 2 3 0 8 0 amappl11 160 72 0 62 1 0 1 1 0 8 0 amappl10 152 34 0 34 1 1 0 1 0 8 0 amappl9 144 126 0 126 1 1 0 1 0 8 0 amappl8 136 30 0 29 1 0 1 1 0 8 0 amappl7 128 135 0 125 1 0 1 1 0 8 0 amappl6 120 396 0 395 1 0 1 1 0 8 0 amappl5 112 227 0 218 1 0 1 1 0 8 0 amappl4 104 353 0 337 1 0 1 1 0 8 0 amappl3 96 3809 0 3702 4 0 4 4 0 8 0 amappl2 88 1217 0 1140 2 0 2 2 0 8 0 amappl1 80 10633 0 10086 14 0 14 14 0 8 0 amappl 88 6212 0 6018 6 1 5 6 0 92 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 9 0 0 1 0 1 1 0 8 0 uaddrrnd 24 961 0 926 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 961 0 926 1 0 1 1 0 8 0 vmmpekpl 168 9265 0 9196 5 0 5 5 0 8 0 vmmpepl 168 66058 0 64126 110 12 98 103 0 357 7 vmsppl 440 960 0 926 6 0 6 6 0 8 0 rwobjpl 56 24394 0 21184 49 2 47 47 0 8 0 pdppl 4096 1929 0 1852 193 100 93 113 0 8 16 pvpl 32 45652 0 0 369 0 369 369 0 265 0 pmappl 248 960 0 926 6 2 4 4 0 8 1 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 545 0 128 13 0 13 13 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace savectx() at savectx+0xae end of kernel end trace frame: 0x6fbcad927dc0, count: -1 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 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_1(3f8,5) at x86_bus_space_io_read_1+0x37 sys/arch/amd64/amd64/bus_space.c:654 comcnputc(800,6c) at comcnputc+0x250 comcn_read_reg sys/dev/ic/com.c:1655 [inline] comcnputc(800,6c) at comcnputc+0x250 sys/dev/ic/com.c:1269 cnputc(6c) at cnputc+0x61 sys/dev/cons.c:218 db_putchar(6c) at db_putchar+0x65c sys/ddb/db_output.c:155 kprintf() at kprintf+0x2aba sys/kern/subr_prf.c:1065 db_printf(ffffffff8301bee6) at db_printf+0x9b db_ktrap(6,0,ffff80002b166770) at db_ktrap+0x169 db_printtrap sys/arch/amd64/amd64/db_interface.c:101 [inline] db_ktrap(6,0,ffff80002b166770) at db_ktrap+0x169 sys/arch/amd64/amd64/db_interface.c:127 kerntrap(ffff80002b166770) at kerntrap+0x1dc sys/arch/amd64/amd64/trap.c:323 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b fifo_write(ffff80002b166860) at fifo_write+0x6e sys/miscfs/fifofs/fifo_vnops.c:281 VOP_WRITE(fffffd8060f65720,ffff80002b1668f8,8,fffffd807f7d3270) at VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 end trace frame: 0xffff80002b166990, count: 0 ddb{1}> trace x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 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_1(3f8,5) at x86_bus_space_io_read_1+0x37 sys/arch/amd64/amd64/bus_space.c:654 comcnputc(800,6c) at comcnputc+0x250 comcn_read_reg sys/dev/ic/com.c:1655 [inline] comcnputc(800,6c) at comcnputc+0x250 sys/dev/ic/com.c:1269 cnputc(6c) at cnputc+0x61 sys/dev/cons.c:218 db_putchar(6c) at db_putchar+0x65c sys/ddb/db_output.c:155 kprintf() at kprintf+0x2aba sys/kern/subr_prf.c:1065 db_printf(ffffffff8301bee6) at db_printf+0x9b db_ktrap(6,0,ffff80002b166770) at db_ktrap+0x169 db_printtrap sys/arch/amd64/amd64/db_interface.c:101 [inline] db_ktrap(6,0,ffff80002b166770) at db_ktrap+0x169 sys/arch/amd64/amd64/db_interface.c:127 kerntrap(ffff80002b166770) at kerntrap+0x1dc sys/arch/amd64/amd64/trap.c:323 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b fifo_write(ffff80002b166860) at fifo_write+0x6e sys/miscfs/fifofs/fifo_vnops.c:281 VOP_WRITE(fffffd8060f65720,ffff80002b1668f8,8,fffffd807f7d3270) at VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 vn_rdwr(1,fffffd8060f65720,ffff80002a027800,208,0,1,99fc6075bfc9388a,ffff80002b166a20,fffffd8060f65720,78) at vn_rdwr+0x12d sys/kern/vfs_vnops.c:324 ufs_symlink(ffff80002b166a20) at ufs_symlink+0x1ee sys/ufs/ufs/ufs_vnops.c:1309 VOP_SYMLINK(fffffd8060eb10d8,ffff80002b166ba0,ffff80002b166bd0,ffff80002b166ad0,ffff80002a027800) at VOP_SYMLINK+0x11a sys/kern/vfs_vops.c:432 dosymlinkat(ffff8000347991f0,20000340,ffffff9c,20000580) at dosymlinkat+0x1dd sys/kern/vfs_syscalls.c:1806 syscall(ffff80002b166d50) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002b166d50) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x559c4cba8a0, count: -20