panic: kernel diagnostic assertion "next != NULL && next->start <= entry->end" failed: file "/syzkaller/managers/main/kernel/sys/uvm/uvm_fault.c", line 1784 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *432460 87486 0 0x1000 0x4080000 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8335367d) at panic+0x1cf sys/kern/subr_prf.c:198 __assert(ffffffff8339218d,ffffffff833c3484,6f8,ffffffff83374a3d) at __assert+0x29 sys/kern/subr_prf.c:-1 uvm_fault_unwire_locked(fffffd806c0a9d08,200000000000,200000004000) at uvm_fault_unwire_locked+0x444 sys/uvm/uvm_fault.c:1781 uvm_fault_wire(fffffd806c0a9d08,200000000000,200000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1744 [inline] uvm_fault_wire(fffffd806c0a9d08,200000000000,200000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1726 uvm_vslock_device(ffff80003c99c2c0,200000000140,10000,3,ffff80003ca30f08) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff811c5160,d02,8000,ffffffff811c59b0,ffff80003ca31260) at physio+0x257 sys/kern/kern_physio.c:139 spec_read(ffff80003ca31040) at spec_read+0x142 sys/kern/spec_vnops.c:215 VOP_READ(fffffd806142c0d8,ffff80003ca31260,0,fffffd8007bfb618) at VOP_READ+0x101 sys/kern/vfs_vops.c:227 vn_read(fffffd806bca2018,ffff80003ca31260,1) at vn_read+0x16d sys/kern/vfs_vnops.c:369 dofilereadv(ffff80003c99c2c0,9,ffff80003ca31260,1,ffff80003ca31310) at dofilereadv+0x25a sys/kern/sys_generic.c:252 sys_preadv(ffff80003c99c2c0,ffff80003ca313c0,ffff80003ca31310) at sys_preadv+0xe3 sys/kern/vfs_syscalls.c:3336 syscall(ffff80003ca313c0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80003ca313c0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbd38005110, count: 1 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> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic *cpu0: kernel diagnostic assertion "next != NULL && next->start <= entry->end" failed: file "/syzkaller/managers/main/kernel/sys/uvm/uvm_fault.c", line 1784 ddb> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8335367d) at panic+0x1cf sys/kern/subr_prf.c:198 __assert(ffffffff8339218d,ffffffff833c3484,6f8,ffffffff83374a3d) at __assert+0x29 sys/kern/subr_prf.c:-1 uvm_fault_unwire_locked(fffffd806c0a9d08,200000000000,200000004000) at uvm_fault_unwire_locked+0x444 sys/uvm/uvm_fault.c:1781 uvm_fault_wire(fffffd806c0a9d08,200000000000,200000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1744 [inline] uvm_fault_wire(fffffd806c0a9d08,200000000000,200000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1726 uvm_vslock_device(ffff80003c99c2c0,200000000140,10000,3,ffff80003ca30f08) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff811c5160,d02,8000,ffffffff811c59b0,ffff80003ca31260) at physio+0x257 sys/kern/kern_physio.c:139 spec_read(ffff80003ca31040) at spec_read+0x142 sys/kern/spec_vnops.c:215 VOP_READ(fffffd806142c0d8,ffff80003ca31260,0,fffffd8007bfb618) at VOP_READ+0x101 sys/kern/vfs_vops.c:227 vn_read(fffffd806bca2018,ffff80003ca31260,1) at vn_read+0x16d sys/kern/vfs_vnops.c:369 dofilereadv(ffff80003c99c2c0,9,ffff80003ca31260,1,ffff80003ca31310) at dofilereadv+0x25a sys/kern/sys_generic.c:252 sys_preadv(ffff80003c99c2c0,ffff80003ca313c0,ffff80003ca31310) at sys_preadv+0xe3 sys/kern/vfs_syscalls.c:3336 syscall(ffff80003ca313c0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80003ca313c0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbd38005110, count: -14 ddb> show registers rdi 0 rsi 0x1 rbp 0xffff80003ca30c30 rbx 0x200000001000 rdx 0 rcx 0 rax 0xffff80003c99c2c0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x21774dab108f1f9f r11 0x8663fc7f7cacaa50 r12 0 r13 0xffffffff83559368 uvm_map_addr_RBT_INFO r14 0 r15 0x1 rip 0xffffffff82a96835 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003ca30c20 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb> show proc PROC (syz-executor) tid=432460 pid=87486 tcnt=2 stat=onproc flags process=1000 proc=4080000 runpri=4, usrpri=86, slppri=4, nice=20 wchan=0x0, wmesg=, ps_single=0xffff80002a8d74f0 scnt=1 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a8d7788,0xffffffff8398d9a8 process=0xffff80003c9bd220 user=0xffff80003ca2c000, vmspace=0xfffffd806c0a9d08 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 75193 16802 54298 0 2 0 syz-executor 75193 367388 54298 0 3 0x4000080 fsleep syz-executor 87486 481553 20726 0 3 0x3000 suspend syz-executor *87486 432460 20726 0 7 0x4081000 syz-executor 82717 6019 10810 0 2 0 syz-executor 82717 220778 10810 0 3 0x4000080 fsleep syz-executor 82717 483827 10810 0 3 0x4000080 fsleep syz-executor 65298 282612 59635 0 2 0 syz-executor 65298 342428 59635 0 3 0x4000080 ttyout syz-executor 61999 296573 2159 0 2 0xc80 syz-executor 61999 41922 2159 0 3 0x4000080 lockf syz-executor 61999 319258 2159 0 3 0x4000080 lockf syz-executor 61999 446431 2159 0 3 0x4000080 kqsel syz-executor 61999 43451 2159 0 3 0x4000080 msgwait syz-executor 61999 422742 2159 0 3 0x4000080 fsleep syz-executor 53934 342947 28479 0 2 0xc80 syz-executor 53934 423905 28479 0 3 0x4000080 fsleep syz-executor 53934 350719 28479 0 3 0x4000080 fsleep syz-executor 26784 195466 0 0 3 0x14280 nfsidl nfsio 51024 51831 0 0 3 0x14280 nfsidl nfsio 92224 450959 0 0 3 0x14280 nfsidl nfsio 8056 39060 0 0 3 0x14280 nfsidl nfsio 54961 403712 0 0 3 0x14280 nfsidl nfsio 3098 471299 0 0 3 0x14280 nfsidl nfsio 40282 218648 0 0 3 0x14280 nfsidl nfsio 5584 301280 0 0 3 0x14280 nfsidl nfsio 77896 303728 0 0 3 0x14280 nfsidl nfsio 95593 66739 0 0 3 0x14280 nfsidl nfsio 74654 484242 0 0 3 0x14280 nfsidl nfsio 3849 290602 0 0 3 0x14280 nfsidl nfsio 48640 109275 0 0 3 0x14280 nfsidl nfsio 55753 109299 0 0 3 0x14280 nfsidl nfsio 27200 404030 0 0 3 0x14280 nfsidl nfsio 74101 117721 0 0 3 0x14280 nfsidl nfsio 61057 456391 0 0 3 0x14280 nfsidl nfsio 23559 372996 0 0 3 0x14280 nfsidl nfsio 66464 508804 0 0 3 0x14280 nfsidl nfsio 24559 236116 0 0 3 0x14280 nfsidl nfsio 20726 378787 66433 0 2 0xc82 syz-executor 8114 162856 0 0 3 0x14200 bored sosplice 28479 513113 66433 0 2 0xc82 syz-executor 10810 386135 66433 0 2 0xc82 syz-executor 2159 208313 66433 0 2 0xc82 syz-executor 80250 431476 66433 0 2 0x2 syz-executor 59635 23471 66433 0 2 0xc82 syz-executor 16098 316482 66433 0 2 0xc82 syz-executor 54298 480678 66433 0 2 0xc82 syz-executor 66433 198920 50650 0 3 0x82 kqread syz-executor 50650 343786 704 0 3 0x10008a sigsusp ksh 704 476250 86226 0 3 0x98 kqread sshd-session 86226 337960 55734 0 3 0x92 kqread sshd-session 25385 346707 1 0 3 0x100083 ttyin getty 55734 376916 1 0 3 0x88 kqread sshd 46643 144869 37466 73 3 0x1100090 kqread syslogd 37466 392055 1 0 3 0x100082 sbwait syslogd 44562 335074 1 0 3 0x100080 kqread resolvd 60456 357062 55046 77 3 0x100092 kqread dhcpleased 45947 243186 55046 77 3 0x100092 kqread dhcpleased 55046 304480 1 0 3 0x80 kqread dhcpleased 71114 461959 0 0 3 0x14200 bored smr 92138 346722 0 0 2 0x14200 zerothread 42341 348392 0 0 3 0x14200 aiodoned aiodoned 53273 515672 0 0 3 0x14200 syncer update 69080 67886 0 0 3 0x14200 cleaner cleaner 31264 446813 0 0 3 0x14200 reaper reaper 24745 475861 0 0 3 0x14200 pgdaemon pagedaemon 95642 243921 0 0 3 0x14200 bored viomb 16470 439983 0 0 3 0x40014200 acpi0 acpi0 82867 261687 0 0 3 0x14200 bored softnet0 54931 213927 0 0 3 0x14200 bored systqmp 8110 291605 0 0 3 0x14200 bored systq 66996 385406 0 0 3 0x40014200 tmoslp softclock 49133 67350 0 0 3 0x40014200 idle0 1 319901 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb> show all locks No such command ddb> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10200 11059K 11334K 166960K 12161 0 pcb 20 17K 19K 166960K 262 0 rtable 214 8K 8K 166960K 461 0 pf 27 12K 14K 166960K 82 0 ifaddr 33 5K 7K 166960K 72 0 ifgroup 42 1K 2K 166960K 102 0 sysctl 3 1K 9K 166960K 10 0 counters 30 17K 18K 166960K 196 0 ioctlops 0 0K 4K 166960K 316 0 iov 1 12K 20K 166960K 61 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1345 85K 85K 166960K 1919 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 9 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 26 0 dirhash 12 2K 2K 166960K 36 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 236K 166960K 704 0 sigio 0 0K 0K 166960K 2 0 proc 60 59K 108K 166960K 552 0 subproc 72 4K 4K 166960K 81 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 68 0 in_multi 76 5K 7K 166960K 130 0 ether_multi 1 0K 0K 166960K 5 0 mrt 1 0K 0K 166960K 9 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 241 1076K 1076K 166960K 241 0 exec 0 0K 1K 166960K 467 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 244 140K 151K 166960K 7810 0 UVM aobj 17 2K 2K 166960K 19 0 pinsyscall 38 76K 94K 166960K 1807 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 42 0 NDP 9 0K 2K 166960K 49 0 temp 54 8641K 8709K 166960K 30214 0 kqueue 13 20K 30K 166960K 132 0 SYN cache 2 16K 16K 166960K 2 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle rtpcb 120 88 0 85 1 0 1 1 0 8 0 rtentry 136 136 0 48 4 0 4 4 0 8 0 unpcb 144 704 0 689 10 6 4 7 0 8 3 syncache 336 6 0 6 2 1 1 1 0 8 1 tcpqe 32 3 0 3 1 0 1 1 0 8 1 tcpcb 736 321 0 313 13 9 4 10 0 8 3 arp 96 21 0 9 1 0 1 1 0 8 0 ipq 40 2 0 0 1 0 1 1 0 8 0 ipqe 40 2 0 0 1 0 1 1 0 8 0 inpcb 328 876 0 860 15 8 7 10 0 8 5 ip6q 72 1 0 0 1 0 1 1 0 8 0 ip6af 40 2 0 0 1 0 1 1 0 8 0 nd6 112 31 0 10 1 0 1 1 0 8 0 pkpcb 40 5 0 5 2 1 1 1 0 8 1 kcovpl 48 9 0 1 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 1 0 1 0 8 0 ppxss 1072 159 0 159 2 1 1 1 0 8 1 pppxif 1384 4 0 4 1 0 1 1 0 8 1 pfstscr 40 1 0 1 1 1 0 1 0 8 0 pfstkey 128 2 0 2 1 1 0 1 0 8 0 pfstate 384 1 0 1 1 1 0 1 0 8 0 pfrule 1344 37 0 36 1 0 1 1 0 8 0 rttmr 136 1 0 1 1 0 1 1 0 8 1 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 571 0 193 31 4 27 29 0 8 1 art_table 40 573 0 193 5 0 5 5 0 8 0 art_node 32 135 0 55 1 0 1 1 0 8 0 sysvmsgpl 40 5 0 3 1 0 1 1 0 8 0 semapl 112 23 0 13 1 0 1 1 0 8 0 shmpl 112 16 0 2 1 0 1 1 0 8 0 dirhash 1024 33 0 16 3 0 3 3 0 8 0 dino2pl 256 2752 0 1245 95 0 95 95 0 8 0 ffsino 256 2752 0 1245 95 0 95 95 0 8 0 nchpl 144 3734 0 2038 64 0 64 64 0 8 0 rtmask 32 7 0 7 2 1 1 1 0 8 1 vnodes 216 3054 0 0 170 0 170 170 0 8 0 namei 1024 12938 0 12937 2 1 1 2 0 8 0 kstatmem 264 62 0 44 2 0 2 2 0 8 0 scsiplug 72 5 0 5 1 0 1 1 0 8 1 scxspl 216 11606 0 11606 9 7 2 8 1 8 2 plimitpl 152 122 0 105 1 0 1 1 0 8 0 sigapl 424 1003 0 940 9 1 8 8 0 8 0 knotepl 120 38704 0 38657 22 12 10 15 0 8 8 kqueuepl 184 194 0 182 2 1 1 2 0 8 0 pipepl 304 174 0 147 3 0 3 3 0 8 0 fdescpl 448 967 0 938 5 1 4 5 0 8 0 filepl 120 6355 0 6114 14 4 10 12 0 8 2 lockfpl 104 275 0 268 1 0 1 1 0 8 0 lockfspl 48 79 0 76 1 0 1 1 0 8 0 sessionpl 144 25 0 17 1 0 1 1 0 8 0 pgrppl 48 42 0 26 1 0 1 1 0 8 0 ucredpl 104 1213 0 1201 1 0 1 1 0 8 0 zombiepl 144 942 0 940 1 0 1 1 0 8 0 processpl 1152 1003 0 940 5 0 5 5 0 8 0 procpl 664 1821 0 1746 7 0 7 7 0 8 0 sosppl 168 2 0 2 1 1 0 1 0 8 0 sockpl 552 1700 0 1666 20 13 7 14 0 8 4 mcl64k 65536 93 0 93 2 1 1 1 0 8 1 mcl16k 16384 2 0 2 2 1 1 1 0 8 1 mcl12k 12288 1 0 1 1 1 0 1 0 8 0 mcl9k 9216 1 0 1 1 1 0 1 0 8 0 mcl8k 8192 12 0 12 2 1 1 1 0 8 1 mcl4k 4096 3227 0 3177 16 7 9 14 0 8 2 mcl2k 2048 1078 0 1072 2 0 2 2 0 8 1 mtagpl 96 10 0 8 1 0 1 1 0 8 0 mbufpl 256 12260 0 12123 134 114 20 73 0 8 8 bufpl 280 3696 0 119 256 0 256 256 0 8 0 anonpl 24 160353 0 154373 55 10 45 45 0 187 8 amapchunkpl 152 25468 0 24818 41 12 29 34 0 158 3 amappl16 200 2874 0 2825 18 7 11 15 0 8 7 amappl15 192 51 0 51 1 1 0 1 0 8 0 amappl14 184 6 0 6 1 1 0 1 0 8 0 amappl13 176 421 0 420 1 0 1 1 0 8 0 amappl12 168 1321 0 1283 2 0 2 2 0 8 0 amappl11 160 6 0 5 1 0 1 1 0 8 0 amappl10 152 86 0 76 1 0 1 1 0 8 0 amappl9 144 255 0 255 1 1 0 1 0 8 0 amappl8 136 19 0 16 1 0 1 1 0 8 0 amappl7 128 98 0 96 1 0 1 1 0 8 0 amappl6 120 294 0 283 1 0 1 1 0 8 0 amappl5 112 70 0 62 1 0 1 1 0 8 0 amappl4 104 438 0 414 1 0 1 1 0 8 0 amappl3 96 4333 0 4242 3 0 3 3 0 8 0 amappl2 88 1111 0 1040 2 0 2 2 0 8 0 amappl1 80 11886 0 11349 14 1 13 13 0 8 0 amappl 88 6961 0 6786 5 0 5 5 0 92 0 uvmvnodes 80 3054 0 0 63 0 63 63 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma2048 2048 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 8 0 8 2 1 1 1 0 8 1 dma128 128 257 0 257 2 1 1 1 0 8 1 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 18 0 2 1 0 1 1 0 8 0 uaddrrnd 24 967 0 938 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 967 0 938 1 0 1 1 0 8 0 vmmpekpl 168 9219 0 9176 3 0 3 3 0 8 0 vmmpepl 168 68113 0 66279 86 0 86 86 0 357 3 vmsppl 368 966 0 938 4 1 3 4 0 8 0 rwobjpl 40 23262 0 19316 40 0 40 40 0 8 0 pdppl 4096 1940 0 1876 104 38 66 80 0 8 2 pvpl 32 435721 0 422193 139 16 123 123 0 265 13 pmappl 216 966 0 938 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 520 0 183 12 1 11 12 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8335367d) at panic+0x1cf sys/kern/subr_prf.c:198 __assert(ffffffff8339218d,ffffffff833c3484,6f8,ffffffff83374a3d) at __assert+0x29 sys/kern/subr_prf.c:-1 uvm_fault_unwire_locked(fffffd806c0a9d08,200000000000,200000004000) at uvm_fault_unwire_locked+0x444 sys/uvm/uvm_fault.c:1781 uvm_fault_wire(fffffd806c0a9d08,200000000000,200000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1744 [inline] uvm_fault_wire(fffffd806c0a9d08,200000000000,200000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1726 uvm_vslock_device(ffff80003c99c2c0,200000000140,10000,3,ffff80003ca30f08) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff811c5160,d02,8000,ffffffff811c59b0,ffff80003ca31260) at physio+0x257 sys/kern/kern_physio.c:139 spec_read(ffff80003ca31040) at spec_read+0x142 sys/kern/spec_vnops.c:215 VOP_READ(fffffd806142c0d8,ffff80003ca31260,0,fffffd8007bfb618) at VOP_READ+0x101 sys/kern/vfs_vops.c:227 vn_read(fffffd806bca2018,ffff80003ca31260,1) at vn_read+0x16d sys/kern/vfs_vnops.c:369 dofilereadv(ffff80003c99c2c0,9,ffff80003ca31260,1,ffff80003ca31310) at dofilereadv+0x25a sys/kern/sys_generic.c:252 sys_preadv(ffff80003c99c2c0,ffff80003ca313c0,ffff80003ca31310) at sys_preadv+0xe3 sys/kern/vfs_syscalls.c:3336 syscall(ffff80003ca313c0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80003ca313c0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbd38005110, count: -14 ddb> machine ddbcpu 1 No such command ddb> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8335367d) at panic+0x1cf sys/kern/subr_prf.c:198 __assert(ffffffff8339218d,ffffffff833c3484,6f8,ffffffff83374a3d) at __assert+0x29 sys/kern/subr_prf.c:-1 uvm_fault_unwire_locked(fffffd806c0a9d08,200000000000,200000004000) at uvm_fault_unwire_locked+0x444 sys/uvm/uvm_fault.c:1781 uvm_fault_wire(fffffd806c0a9d08,200000000000,200000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1744 [inline] uvm_fault_wire(fffffd806c0a9d08,200000000000,200000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1726 uvm_vslock_device(ffff80003c99c2c0,200000000140,10000,3,ffff80003ca30f08) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff811c5160,d02,8000,ffffffff811c59b0,ffff80003ca31260) at physio+0x257 sys/kern/kern_physio.c:139 spec_read(ffff80003ca31040) at spec_read+0x142 sys/kern/spec_vnops.c:215 VOP_READ(fffffd806142c0d8,ffff80003ca31260,0,fffffd8007bfb618) at VOP_READ+0x101 sys/kern/vfs_vops.c:227 vn_read(fffffd806bca2018,ffff80003ca31260,1) at vn_read+0x16d sys/kern/vfs_vnops.c:369 dofilereadv(ffff80003c99c2c0,9,ffff80003ca31260,1,ffff80003ca31310) at dofilereadv+0x25a sys/kern/sys_generic.c:252 sys_preadv(ffff80003c99c2c0,ffff80003ca313c0,ffff80003ca31310) at sys_preadv+0xe3 sys/kern/vfs_syscalls.c:3336 syscall(ffff80003ca313c0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80003ca313c0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbd38005110, count: -14