panic: kernel diagnostic assertion "p->p_stat == SONPROC || p->p_stat == SSLEEP || p->p_stat == SSTOP" failed: file "/syzkaller/managers/setuid/kernel/sys/kern/kern_synch.c", line 408 Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 209038 47276 32767 0x10 0 0 syz-executor.4 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827a21f5) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff82820979,ffffffff8285088d,198,ffffffff827ae98f) at __assert+0x29 sys/kern/subr_prf.c:157 tsleep_nsec(0,1,7c68c0c9e0ea9614,120) at tsleep_nsec rwsleep(ffff80002121eb08,ffffffff82b9d340,120,ffffffff82797ac2,0) at rwsleep+0xab sys/kern/kern_synch.c:300 futex_wait(8f56cb8e020,2,0,2) at futex_wait+0x13d sys/kern/sys_futex.c:250 sys_futex(ffff80002121eb08,ffff800028403a80,ffff800028403ad0) at sys_futex+0xfc sys/kern/sys_futex.c:101 syscall(ffff800028403b50) at syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800028403b50) at syscall+0x606 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8f6384fb620, count: 6 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: kernel diagnostic assertion "p->p_stat == SONPROC || p->p_stat == SSLEEP || p->p_stat == SSTOP" failed: file "/syzkaller/managers/setuid/kernel/sys/kern/kern_synch.c", line 408 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827a21f5) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff82820979,ffffffff8285088d,198,ffffffff827ae98f) at __assert+0x29 sys/kern/subr_prf.c:157 tsleep_nsec(0,1,7c68c0c9e0ea9614,120) at tsleep_nsec rwsleep(ffff80002121eb08,ffffffff82b9d340,120,ffffffff82797ac2,0) at rwsleep+0xab sys/kern/kern_synch.c:300 futex_wait(8f56cb8e020,2,0,2) at futex_wait+0x13d sys/kern/sys_futex.c:250 sys_futex(ffff80002121eb08,ffff800028403a80,ffff800028403ad0) at sys_futex+0xfc sys/kern/sys_futex.c:101 syscall(ffff800028403b50) at syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800028403b50) at syscall+0x606 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8f6384fb620, count: -9 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800028403790 rbx 0xffff800020d59b9f rdx 0 rcx 0xffff80002121eb08 rax 0xffff800020d58ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xbc66ac6d37d88c4d r11 0xaf60b995ac60f326 r12 0xffff800020d599a0 r13 0 r14 0 r15 0x1 rip 0xffffffff819584dc db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff800028403780 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.2) pid=57497 stat=run flags process=1810 proc=4080080 pri=78, usrpri=78, nice=20 forw=0x0, list=0xffff80002121f5e8,0xffff80002121f8b0 process=0xffff8000212229f0 user=0xffff8000283fe000, vmspace=0xfffffd8069bb8760 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 57367 101561 49540 32767 2 0x10 syz-executor.6 92584 308894 1865 32767 3 0x90 nanoslp syz-executor.5 92584 253867 1865 32767 3 0x4000090 fsleep syz-executor.5 92584 447214 1865 32767 3 0x4000090 fsleep syz-executor.5 92584 242165 1865 32767 3 0x4000090 kqread syz-executor.5 1640 31696 72227 32767 2 0x10 syz-executor.0 1640 330192 72227 32767 2 0x4000010 syz-executor.0 47276 209038 52901 32767 7 0x10 syz-executor.4 47144 80870 16725 32767 2 0x10 syz-executor.7 47144 182889 16725 32767 2 0x4000010 syz-executor.7 49858 326145 5255 32767 3 0x3810 suspend syz-executor.2 *49858 57497 5255 32767 2 0x4081890 syz-executor.2 79829 204505 35986 32767 2 0x10 syz-executor.3 79829 360226 35986 32767 3 0x4000090 fsleep syz-executor.3 5255 51244 29976 32767 3 0x90 nanoslp syz-executor.2 29976 31707 48237 0 3 0x82 wait syz-executor.2 49540 119693 31487 32767 2 0x10 syz-executor.6 31487 380562 48237 0 3 0x82 wait syz-executor.6 72227 443928 1605 32767 3 0x90 nanoslp syz-executor.0 1605 220748 48237 0 3 0x82 wait syz-executor.0 35986 318822 53200 32767 3 0x90 nanoslp syz-executor.3 53200 163221 48237 0 3 0x82 wait syz-executor.3 34662 435815 0 0 3 0x14200 bored sosplice 16725 31389 10909 32767 3 0x90 nanoslp syz-executor.7 10909 156844 48237 0 3 0x82 wait syz-executor.7 1865 54289 59881 32767 3 0x90 nanoslp syz-executor.5 59881 50851 48237 0 3 0x82 wait syz-executor.5 52901 341924 40617 32767 3 0x90 nanoslp syz-executor.4 40617 516510 48237 0 3 0x82 wait syz-executor.4 85284 323257 84899 32767 3 0x10 biowait syz-executor.1 84899 403856 48237 0 3 0x82 wait syz-executor.1 48237 517401 27354 0 3 0x2000082 wait syz-fuzzer 48237 191081 27354 0 3 0x6000082 nanoslp syz-fuzzer 48237 331411 27354 0 3 0x6000082 thrsleep syz-fuzzer 48237 280731 27354 0 3 0x6000082 thrsleep syz-fuzzer 48237 408006 27354 0 3 0x6000082 wait syz-fuzzer 48237 58594 27354 0 3 0x6000082 wait syz-fuzzer 48237 108532 27354 0 3 0x6000082 thrsleep syz-fuzzer 48237 507550 27354 0 3 0x6000082 wait syz-fuzzer 48237 484726 27354 0 3 0x6000082 wait syz-fuzzer 48237 487942 27354 0 3 0x6000082 kqread syz-fuzzer 48237 228526 27354 0 3 0x6000082 thrsleep syz-fuzzer 48237 449108 27354 0 3 0x6000082 thrsleep syz-fuzzer 48237 35352 27354 0 3 0x6000082 wait syz-fuzzer 48237 206328 27354 0 3 0x6000082 wait syz-fuzzer 48237 36104 27354 0 3 0x6000082 wait syz-fuzzer 48237 341305 27354 0 3 0x6000082 thrsleep syz-fuzzer 27354 399696 28317 0 3 0x10008a sigsusp ksh 28317 352966 48317 0 3 0x9a kqread sshd 59577 33028 1 0 3 0x100083 ttyin getty 48317 185450 1 0 3 0x88 kqread sshd 54740 226070 89506 73 3 0x1100090 kqread syslogd 89506 115890 1 0 3 0x100082 netio syslogd 17422 518988 1 0 3 0x100080 kqread resolvd 32018 490754 42015 77 3 0x100092 kqread dhcpleased 76645 464113 42015 77 3 0x100092 kqread dhcpleased 42015 388812 1 0 3 0x80 kqread dhcpleased 62420 495951 0 0 3 0x14200 bored smr 23515 183782 0 0 2 0x14200 zerothread 32385 272939 0 0 3 0x14200 aiodoned aiodoned 58002 416771 0 0 3 0x14200 syncer update 84907 164649 0 0 3 0x14200 cleaner cleaner 69078 16701 0 0 3 0x14200 reaper reaper 55918 3176 0 0 3 0x14200 pgdaemon pagedaemon 67961 287888 0 0 3 0x14200 bored viomb 92189 173200 0 0 3 0x40014200 acpi0 acpi0 72061 397599 0 0 3 0x40014200 idle1 40432 266505 0 0 3 0x14200 bored softnet3 61154 319275 0 0 3 0x14200 bored softnet2 92558 509336 0 0 3 0x14200 bored softnet1 71809 400476 0 0 3 0x14200 bored softnet0 470 309217 0 0 3 0x14200 bored systqmp 68313 89941 0 0 3 0x14200 bored systq 76311 39069 0 0 3 0x40014200 bored softclock 57127 298913 0 0 3 0x40014200 idle0 1 333214 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive sched_lock &sched_lock r = 0 (0xffffffff82c4fe80) #0 witness_lock+0x447 #1 sleep_finish+0x142 sys/kern/kern_synch.c:398 #2 rwsleep+0xab sys/kern/kern_synch.c:300 #3 futex_wait+0x13d sys/kern/sys_futex.c:250 #4 sys_futex+0xfc sys/kern/sys_futex.c:101 #5 syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] #5 syscall+0x606 sys/arch/amd64/amd64/trap.c:623 #6 Xsyscall+0x128 Process 85284 (syz-executor.1) thread 0xffff80002121e598 (323257) exclusive rrwlock inode r = 0 (0xfffffd80659c6a28) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1343 #6 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1149 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 #10 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806d8ad708) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3058 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10233 6414K 6419K 78643K 11367 0 pcb 13 12K 14K 78643K 17 0 rtable 238 6K 7K 78643K 951 0 pf 29 8K 8K 78643K 65 0 ifaddr 44 15K 15K 78643K 120 0 ifgroup 50 2K 2K 78643K 122 0 sysctl 2 0K 0K 78643K 2 0 counters 60 35K 35K 78643K 96 0 ioctlops 0 0K 2K 78643K 126 0 iov 0 0K 28K 78643K 642 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1279 80K 80K 78643K 5324 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 129 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 2002 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 25 93K 121K 78643K 6762 0 sigio 0 0K 0K 78643K 31 0 proc 56 78K 103K 78643K 1357 0 subproc 104 6K 6K 78643K 338 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 496 0 in_multi 99 7K 7K 78643K 340 0 ether_multi 1 0K 0K 78643K 4 0 mrt 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 355 1579K 1579K 78643K 355 0 exec 0 0K 1K 78643K 1200 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 8 62K 64K 78643K 10 0 UVM amap 419 94K 108K 78643K 68401 0 UVM aobj 131 4K 4K 78643K 131 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 141 0 NDP 11 0K 2K 78643K 81 0 temp 74 5920K 6000K 78643K 20109 0 kqueue 14 18K 29K 78643K 707 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 344 0 341 1 0 1 1 0 8 0 rtentry 112 320 0 208 4 0 4 4 0 8 0 unpcb 144 4331 0 4318 54 51 3 8 0 8 2 syncache 296 93 0 93 17 17 0 1 0 8 0 tcpqe 32 189 0 189 11 11 0 1 0 8 0 tcpcb 808 4894 0 4872 115 112 3 18 0 8 0 arp 120 56 0 38 1 0 1 1 0 8 0 ipq 40 14 0 13 6 5 1 1 0 8 0 ipqe 40 50 0 49 6 5 1 1 0 8 0 inpcb 368 6911 0 6886 124 121 3 18 0 8 0 nd6 136 87 0 61 1 0 1 1 0 8 0 kcovpl 48 26 0 18 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1293 0 834 30 1 29 30 0 8 0 art_table 32 1294 0 834 4 0 4 4 0 8 0 art_node 16 319 0 217 1 0 1 1 0 8 0 sysvmsgpl 40 3 0 2 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 1999 0 1989 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 12607 0 11160 91 0 91 91 0 8 0 ffsino 272 12607 0 11160 97 0 97 97 0 8 0 nchpl 144 21154 0 19514 63 0 63 63 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 77281 0 77280 5 4 1 2 0 8 0 percpumem 16 61 0 18 1 0 1 1 0 8 0 kstatmem 264 58 0 36 2 0 2 2 0 8 0 scxspl 216 63533 0 63532 31 30 1 8 1 8 0 plimitpl 152 1175 0 1151 12 10 2 2 0 8 1 sigapl 424 7024 0 6970 7 0 7 7 0 8 0 futexpl 64 58065 0 58061 5 4 1 1 0 8 0 knotepl 120 614 0 0 11 0 11 11 0 8 0 kqueuepl 216 1437 0 1427 19 18 1 8 0 8 0 pipepl 320 1791 0 1763 54 51 3 13 0 8 0 fdescpl 496 7006 0 6970 7 2 5 6 0 8 0 filepl 152 54533 0 54298 126 114 12 20 0 8 2 lockfpl 104 1159 0 1157 3 2 1 2 0 8 0 lockfspl 48 341 0 339 1 0 1 1 0 8 0 sessionpl 144 41 0 25 1 0 1 1 0 8 0 pgrppl 48 215 0 199 1 0 1 1 0 8 0 ucredpl 104 19386 0 19368 1 0 1 1 0 8 0 zombiepl 144 6970 0 6970 1 0 1 1 0 8 1 processpl 1072 7024 0 6970 5 1 4 5 0 8 0 procpl 696 19195 0 19119 18 10 8 9 0 8 0 sosppl 168 77 0 71 3 2 1 1 0 8 0 sockpl 488 11669 0 11628 300 286 14 31 0 8 8 mcl64k 65536 34 0 0 3 0 3 3 0 8 0 mcl16k 16384 17 0 0 3 0 3 3 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 8 0 0 1 0 1 1 0 8 0 mcl8k 8192 42 0 0 4 1 3 3 0 8 0 mcl4k 4096 48 0 0 5 2 3 3 0 8 0 mcl2k2 2112 7 0 0 1 0 1 1 0 8 0 mcl2k 2048 304 0 0 30 11 19 30 0 8 0 mtagpl 96 8 0 0 1 0 1 1 0 8 0 mbufpl 256 1334 0 0 61 0 61 61 0 8 0 bufpl 288 16259 0 9931 453 0 453 453 0 8 0 anonpl 24 788188 0 776908 175 94 81 99 0 186 1 amapchunkpl 152 216601 0 215689 88 49 39 48 0 158 1 amappl16 200 16327 0 16035 78 55 23 29 0 8 7 amappl15 192 12 0 12 2 2 0 1 0 8 0 amappl14 184 234 0 221 2 1 1 2 0 8 0 amappl13 176 16 0 16 1 1 0 1 0 8 0 amappl12 168 7919 0 7881 2 0 2 2 0 8 0 amappl11 160 56 0 45 1 0 1 1 0 8 0 amappl10 152 56 0 45 1 0 1 1 0 8 0 amappl9 144 268 0 268 21 20 1 1 0 8 1 amappl8 136 534 0 406 5 0 5 5 0 8 0 amappl7 128 123 0 106 2 0 2 2 0 8 0 amappl6 120 436 0 413 2 1 1 2 0 8 0 amappl5 112 359 0 351 1 0 1 1 0 8 0 amappl4 104 819 0 784 3 0 3 3 0 8 0 amappl3 96 42661 0 42569 4 1 3 3 0 8 0 amappl2 88 7466 0 7383 3 1 2 3 0 8 0 amappl1 80 34009 0 33470 22 10 12 22 0 8 0 amappl 88 67546 0 67277 7 0 7 7 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 72 130 0 0 3 0 3 3 0 8 0 uaddrrnd 24 7006 0 6970 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 7006 0 6970 1 0 1 1 0 8 0 vmmpekpl 168 59973 0 59916 4 1 3 4 0 8 0 vmmpepl 168 425382 0 422904 223 97 126 128 0 357 12 vmsppl 464 7005 0 6970 7 2 5 6 0 8 0 rwobjpl 56 114458 0 107025 110 3 107 108 0 8 0 pdppl 4096 14020 0 13940 384 302 82 94 0 8 2 pvpl 32 2291068 0 2273508 458 300 158 353 0 265 5 pmappl 248 7005 0 6970 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1412 0 556 26 0 26 26 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffffffff82ba3ff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff82c4fc78) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82c4fc78) at __mp_lock+0x122 sys/kern/kern_lock.c:147 wakeup_n(ffffffff82cafb74,ffffffff) at wakeup_n+0x37 sys/kern/kern_synch.c:541 uvm_pmr_getpages(1,0,0,1,0,1,8604e96709cba884,0) at uvm_pmr_getpages+0xeef sys/uvm/uvm_pmemrange.c:1207 uvm_pagealloc(fffffd80659b2718,1051000,0,3) at uvm_pagealloc+0x1a8 sys/uvm/uvm_page.c:910 pmap_get_ptp(fffffd80659b26c8,4147d66d000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1209 pmap_enter(fffffd80659b26c8,4147d66d000,68193000,1,20) at pmap_enter+0x2be sys/arch/amd64/amd64/pmap.c:2716 uvm_fault_upper_lookup(ffff80002afcf5a0,ffff80002afcf5d8,ffff80002afcf4a0,ffff80002afcf520) at uvm_fault_upper_lookup+0x2c0 sys/uvm/uvm_fault.c:896 uvm_fault(fffffd8069bb8930,4147d66c000,0,1) at uvm_fault+0x129 sys/uvm/uvm_fault.c:606 upageflttrap(ffff80002afcf720,4147d66c148) at upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002afcf720) at usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x71abec8ba810, count: 1 ddb{0}> trace x86_ipi_db(ffffffff82ba3ff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff82c4fc78) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82c4fc78) at __mp_lock+0x122 sys/kern/kern_lock.c:147 wakeup_n(ffffffff82cafb74,ffffffff) at wakeup_n+0x37 sys/kern/kern_synch.c:541 uvm_pmr_getpages(1,0,0,1,0,1,8604e96709cba884,0) at uvm_pmr_getpages+0xeef sys/uvm/uvm_pmemrange.c:1207 uvm_pagealloc(fffffd80659b2718,1051000,0,3) at uvm_pagealloc+0x1a8 sys/uvm/uvm_page.c:910 pmap_get_ptp(fffffd80659b26c8,4147d66d000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1209 pmap_enter(fffffd80659b26c8,4147d66d000,68193000,1,20) at pmap_enter+0x2be sys/arch/amd64/amd64/pmap.c:2716 uvm_fault_upper_lookup(ffff80002afcf5a0,ffff80002afcf5d8,ffff80002afcf4a0,ffff80002afcf520) at uvm_fault_upper_lookup+0x2c0 sys/uvm/uvm_fault.c:896 uvm_fault(fffffd8069bb8930,4147d66c000,0,1) at uvm_fault+0x129 sys/uvm/uvm_fault.c:606 upageflttrap(ffff80002afcf720,4147d66c148) at upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002afcf720) at usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x71abec8ba810, count: -14 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x1c: addq $0x8,%rsp db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827a21f5) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff82820979,ffffffff8285088d,198,ffffffff827ae98f) at __assert+0x29 sys/kern/subr_prf.c:157 tsleep_nsec(0,1,7c68c0c9e0ea9614,120) at tsleep_nsec rwsleep(ffff80002121eb08,ffffffff82b9d340,120,ffffffff82797ac2,0) at rwsleep+0xab sys/kern/kern_synch.c:300 futex_wait(8f56cb8e020,2,0,2) at futex_wait+0x13d sys/kern/sys_futex.c:250 sys_futex(ffff80002121eb08,ffff800028403a80,ffff800028403ad0) at sys_futex+0xfc sys/kern/sys_futex.c:101 syscall(ffff800028403b50) at syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800028403b50) at syscall+0x606 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8f6384fb620, count: 6 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827a21f5) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff82820979,ffffffff8285088d,198,ffffffff827ae98f) at __assert+0x29 sys/kern/subr_prf.c:157 tsleep_nsec(0,1,7c68c0c9e0ea9614,120) at tsleep_nsec rwsleep(ffff80002121eb08,ffffffff82b9d340,120,ffffffff82797ac2,0) at rwsleep+0xab sys/kern/kern_synch.c:300 futex_wait(8f56cb8e020,2,0,2) at futex_wait+0x13d sys/kern/sys_futex.c:250 sys_futex(ffff80002121eb08,ffff800028403a80,ffff800028403ad0) at sys_futex+0xfc sys/kern/sys_futex.c:101 syscall(ffff800028403b50) at syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800028403b50) at syscall+0x606 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8f6384fb620, count: -9