q;eð9ÚÂÜUäÎuÇzº—Á«ŽÑFtdþ@Af‚(1oÿ|<Äz®W‚|à0¤¯âÔµ¡=Y¸þUÔ‹g·‚ËñÂéä‘}‡ƒ ²P¯ù ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace ktrops(ffff80002a214aa8,dead4110dead4110,0,80001302,fffffd8067aeda60,fffffd807f7d74e0) at ktrops+0x4e ktrcanset sys/kern/kern_ktrace.c:718 [inline] ktrops(ffff80002a214aa8,dead4110dead4110,0,80001302,fffffd8067aeda60,fffffd807f7d74e0) at ktrops+0x4e sys/kern/kern_ktrace.c:561 doktrace(fffffd8067aeda60,4,1302,0,ffff80002a214aa8) at doktrace+0x524 ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] doktrace(fffffd8067aeda60,4,1302,0,ffff80002a214aa8) at doktrace+0x524 sys/kern/kern_ktrace.c:508 sys_ktrace(ffff80002a214aa8,ffff8000373be800,ffff8000373be750) at sys_ktrace+0xd6 sys/kern/kern_ktrace.c:549 syscall(ffff8000373be800) at syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff8000373be800) at syscall+0x533 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd3f754bbed0, count: -5 ddb{0}> show registers rdi 0xffff80002a214aa8 rsi 0xdead4110dead4110 rbp 0xffff8000373be520 rbx 0xdead4110dead4110 rdx 0 rcx 0xffff80002a214aa8 rax 0xffffffff82ce3ff0 cpu_info_full_primary+0x1ff0 r8 0xfffffd8067aeda60 r9 0xfffffd807f7d74e0 r10 0x2ae06401534484f6 r11 0x7ab931d42d8c9f62 r12 0xdead4110dead4110 r13 0xfffffd807f7d74e0 r14 0xffff80002a214aa8 r15 0x80001302 __kernel_virt_to_phys+0x1302 rip 0xffffffff813beade ktrops+0x4e cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000373be4a0 ss 0x10 ktrops+0x4e: movq 0x8(%rbx),%r14 ddb{0}> show proc PROC (syz-executor.5) tid=211005 pid=70501 tcnt=2 stat=onproc flags process=10 proc=4000000 runpri=17, usrpri=80, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a214d50,0xffff80002a213578 process=0xffff80002a249f38 user=0xffff8000373b9000, vmspace=0xfffffd8079dca3a0 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 70501 237420 11943 0 2 0x10 syz-executor.5 *70501 211005 11943 0 7 0x4000010 syz-executor.5 27041 485314 63023 0 2 0 syz-executor.4 27041 138549 63023 0 3 0x4000080 fsleep syz-executor.4 79326 473297 8881 0 2 0x81000 syz-executor.0 79326 414596 8881 0 3 0x4003000 suspend syz-executor.0 79326 37223 8881 0 2 0x4081000 syz-executor.0 31071 309105 11995 0 2 0 syz-executor.2 31071 471483 11995 0 3 0x4000080 fsleep syz-executor.2 31071 229451 11995 0 3 0x4000080 fsleep syz-executor.2 22107 486637 0 0 3 0x14200 acct acct 11995 78618 60636 0 3 0x82 nanoslp syz-executor.2 5281 499539 60636 0 2 0x2 syz-executor.1 63023 35540 60636 0 2 0x482 syz-executor.4 8881 18130 60636 0 3 0x82 nanoslp syz-executor.0 11943 35200 60636 0 2 0x482 syz-executor.5 97366 173543 0 0 3 0x14280 nfsidl nfsio 7795 189915 0 0 3 0x14280 nfsidl nfsio 2891 416101 0 0 3 0x14280 nfsidl nfsio 5799 202927 0 0 3 0x14280 nfsidl nfsio 79062 215125 0 0 3 0x14280 nfsidl nfsio 26280 490297 0 0 3 0x14280 nfsidl nfsio 58700 337362 0 0 3 0x14280 nfsidl nfsio 25123 201457 0 0 3 0x14280 nfsidl nfsio 27524 468279 0 0 3 0x14280 nfsidl nfsio 31885 303423 0 0 3 0x14280 nfsidl nfsio 34171 291981 0 0 3 0x14280 nfsidl nfsio 70424 307314 0 0 3 0x14280 nfsidl nfsio 14707 347014 0 0 3 0x14280 nfsidl nfsio 2819 68746 0 0 3 0x14280 nfsidl nfsio 24497 389441 0 0 3 0x14280 nfsidl nfsio 1558 407222 0 0 3 0x14280 nfsidl nfsio 43051 192585 0 0 3 0x14280 nfsidl nfsio 69528 298454 0 0 3 0x14280 nfsidl nfsio 15465 134186 0 0 3 0x14280 nfsidl nfsio 53831 394744 0 0 3 0x14280 nfsidl nfsio 76382 318974 60636 0 2 0x482 syz-executor.6 84938 161792 0 0 3 0x14200 bored sosplice 90680 12472 60636 0 2 0x2 syz-executor.3 56440 121627 60636 0 2 0x2 syz-executor.7 60636 366197 36320 0 3 0x2000082 thrsleep syz-fuzzer 60636 334693 36320 0 2 0x6000002 syz-fuzzer 60636 342451 36320 0 3 0x6000082 thrsleep syz-fuzzer 60636 344927 36320 0 3 0x6000082 wait syz-fuzzer 60636 114494 36320 0 3 0x6000082 thrsleep syz-fuzzer 60636 124477 36320 0 3 0x6000082 wait syz-fuzzer 60636 41351 36320 0 3 0x6000082 wait syz-fuzzer 60636 309939 36320 0 3 0x6000082 thrsleep syz-fuzzer 60636 475930 36320 0 7 0x6000002 syz-fuzzer 60636 491099 36320 0 3 0x6000082 wait syz-fuzzer 60636 394696 36320 0 3 0x6000082 thrsleep syz-fuzzer 60636 223644 36320 0 3 0x6000082 wait syz-fuzzer 60636 328431 36320 0 3 0x6000082 wait syz-fuzzer 60636 441699 36320 0 3 0x6000082 wait syz-fuzzer 60636 103850 36320 0 3 0x6000082 wait syz-fuzzer 36320 370993 46625 0 3 0x10008a sigsusp ksh 46625 130142 24913 0 3 0x9a kqread sshd 32649 265693 1 0 3 0x100083 ttyin getty 24913 213300 1 0 3 0x88 kqread sshd 1509 18528 86458 74 3 0x1100092 bpf pflogd 86458 164900 1 0 3 0x80 netio pflogd 90667 174294 39727 73 3 0x1100090 kqread syslogd 39727 420959 1 0 3 0x100082 netio syslogd 8448 205259 1 0 3 0x100080 kqread resolvd 73533 210987 75716 77 3 0x100092 kqread dhcpleased 56410 130483 75716 77 3 0x100092 kqread dhcpleased 75716 155834 1 0 3 0x80 kqread dhcpleased 73602 240250 0 0 3 0x14200 bored smr 38443 444529 0 0 2 0x14200 zerothread 37842 104879 0 0 3 0x14200 aiodoned aiodoned 51247 265687 0 0 3 0x14200 syncer update 33371 161080 0 0 3 0x14200 cleaner cleaner 41028 224242 0 0 3 0x14200 reaper reaper 94192 472832 0 0 3 0x14200 pgdaemon pagedaemon 56176 327850 0 0 3 0x14200 bored viomb 2039 210597 0 0 3 0x40014200 acpi0 acpi0 39629 137164 0 0 3 0x40014200 idle1 97045 490129 0 0 3 0x14200 bored softnet3 53386 418323 0 0 3 0x14200 bored softnet2 24161 279208 0 0 3 0x14200 bored softnet1 61115 230532 0 0 2 0x14200 softnet0 9099 99355 0 0 3 0x14200 bored systqmp 7473 511410 0 0 3 0x14200 bored systq 72 198274 0 0 3 0x14200 tmoslp softclockmp 83158 3556 0 0 2 0x40014200 softclock 55497 371417 0 0 3 0x40014200 idle0 1 298467 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 70501 (syz-executor.5) thread 0xffff80002a214aa8 (211005) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82d8b448) #0 witness_lock+0x447 #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x46f sys/kern/sched_bsd.c:470 #3 sleep_finish+0x19b sys/kern/kern_synch.c:414 #4 biowait+0x91 sys/kern/vfs_bio.c:1254 #5 bwrite+0x21c sys/kern/vfs_bio.c:766 #6 ffs_update+0x28b sys/ufs/ffs/ffs_inode.c:111 #7 ffs_truncate+0xa40 #8 ufs_inactive+0x157 sys/ufs/ufs/ufs_inode.c:84 #9 VOP_INACTIVE+0xc5 sys/kern/vfs_vops.c:489 #10 vrele+0xd3 sys/kern/vfs_subr.c:827 #11 ktrsettrace+0xb7 sys/kern/kern_ktrace.c:122 #12 ktrops+0x1a8 sys/kern/kern_ktrace.c:564 #13 doktrace+0x524 ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] #13 doktrace+0x524 sys/kern/kern_ktrace.c:508 #14 sys_ktrace+0xd6 sys/kern/kern_ktrace.c:549 #15 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #15 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #16 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10214 6739K 6998K 166960K 15512 0 pcb 15 12K 12K 166960K 244 0 rtable 240 15K 15K 166960K 811 0 pf 34 9K 10K 166960K 104 0 ifaddr 46 16K 16K 166960K 102 0 ifgroup 59 2K 2K 166960K 146 0 sysctl 1 0K 0K 166960K 1 0 counters 66 36K 36K 166960K 124 0 ioctlops 0 0K 4K 166960K 1696 0 iov 0 0K 16K 166960K 340 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1346 84K 84K 166960K 2662 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 35 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 85 0 dirhash 12 2K 2K 166960K 27 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 14 49K 85K 166960K 2394 0 sigio 0 0K 0K 166960K 76 0 proc 69 91K 128K 166960K 808 0 subproc 104 6K 6K 166960K 195 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 153 0 in_multi 99 7K 7K 166960K 206 0 ether_multi 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 73 334K 334K 166960K 73 0 exec 0 0K 1K 166960K 844 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 353 167K 167K 166960K 25189 0 UVM aobj 117 4K 4K 166960K 117 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 118 0 NDP 13 0K 2K 166960K 72 0 temp 73 6768K 6840K 166960K 18130 0 kqueue 13 20K 34K 166960K 270 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 120 128 0 125 2 1 1 2 0 8 0 rtentry 112 231 0 121 4 0 4 4 0 8 0 unpcb 144 1983 0 1900 22 16 6 6 0 8 2 syncache 336 12 0 12 3 3 0 1 0 8 0 tcpqe 32 432 0 432 4 4 0 2 0 8 0 tcpcb 808 558 0 552 25 17 8 8 0 8 7 arp 120 34 0 16 1 0 1 1 0 8 0 inpcb 392 1506 0 1497 28 20 8 8 0 8 6 nd6 136 45 0 21 1 0 1 1 0 8 0 pkpcb 40 4 0 4 1 0 1 1 0 8 1 kcovpl 48 15 0 7 1 0 1 1 0 8 0 ppxss 1168 16 0 16 2 1 1 1 0 8 1 pffrag 232 23 0 22 1 0 1 1 0 482 0 pffrnode 88 20 0 19 1 0 1 1 0 8 0 pffrent 40 43 0 42 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 76 0 55 1 0 1 1 0 8 0 pfstkey 128 76 0 55 1 0 1 1 0 8 0 pfstate 376 76 0 55 4 1 3 3 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 768 0 310 35 6 29 29 0 8 0 art_table 32 769 0 310 4 0 4 4 0 8 0 art_node 16 191 0 91 1 0 1 1 0 8 0 sysvmsgpl 40 44 0 4 1 0 1 1 0 8 0 semupl 112 4 0 4 1 1 0 1 0 8 0 semapl 112 77 0 67 1 0 1 1 0 8 0 shmpl 112 114 0 0 4 0 4 4 0 8 0 dirhash 1024 27 0 10 3 0 3 3 0 8 0 dino2pl 256 4421 0 2971 91 0 91 91 0 8 0 ffsino 272 4421 0 2971 97 0 97 97 0 8 0 nchpl 144 7663 0 6000 64 1 63 64 0 8 0 uvmvnodes 80 5543 0 0 114 0 114 114 0 8 0 vnodes 216 5543 0 0 308 0 308 308 0 8 0 namei 1024 25564 0 25564 3 2 1 2 0 8 1 percpumem 16 76 0 29 1 0 1 1 0 8 0 vcpupl 2048 5 0 0 1 0 1 1 0 8 0 vmpool 696 9 0 4 2 1 1 1 0 8 0 kstatmem 264 84 0 58 2 0 2 2 0 8 0 scxspl 216 22918 0 22918 20 17 3 8 1 8 3 plimitpl 152 160 0 144 1 0 1 1 0 8 0 sigapl 424 2726 0 2658 9 1 8 8 0 8 0 futexpl 64 16195 0 16192 1 0 1 1 0 8 0 knotepl 120 154 0 0 4 0 4 4 0 8 0 kqueuepl 216 621 0 612 9 8 1 5 0 8 0 pipepl 320 609 0 581 18 14 4 8 0 8 1 fdescpl 496 2686 0 2659 5 1 4 5 0 8 0 filepl 152 14498 0 14183 37 20 17 18 0 8 2 lockfpl 104 641 0 639 2 1 1 2 0 8 0 lockfspl 48 266 0 264 1 0 1 1 0 8 0 sessionpl 144 31 0 14 1 0 1 1 0 8 0 pgrppl 48 35 0 18 1 0 1 1 0 8 0 ucredpl 104 1702 0 1689 1 0 1 1 0 8 0 zombiepl 144 2660 0 2658 1 0 1 1 0 8 0 processpl 1136 2726 0 2658 6 0 6 6 0 8 0 procpl 680 6511 0 6423 9 0 9 9 0 8 0 srpgc 96 15 0 15 5 5 0 1 0 8 0 sosppl 168 34 0 34 5 5 0 1 0 8 0 sockpl 584 3621 0 3526 47 35 12 14 0 8 5 mcl64k 65536 9 0 0 2 0 2 2 0 8 0 mcl16k 16384 4 0 0 1 0 1 1 0 8 0 mcl12k 12288 12 0 0 2 0 2 2 0 8 0 mcl9k 9216 8 0 0 1 0 1 1 0 8 0 mcl8k 8192 13 0 0 2 0 2 2 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 361 0 0 46 0 46 46 0 8 0 mtagpl 96 378 0 0 10 0 10 10 0 8 0 mbufpl 256 626 0 0 34 0 34 34 0 8 0 bufpl 280 7455 0 1135 452 0 452 452 0 8 0 anonpl 24 397913 0 383790 109 6 103 103 0 186 0 amapchunkpl 152 80074 0 79215 54 14 40 46 0 158 0 amappl16 200 8972 0 8429 32 3 29 30 0 8 0 amappl15 192 15 0 15 1 1 0 1 0 8 0 amappl14 184 185 0 170 2 1 1 2 0 8 0 amappl13 176 11 0 11 1 1 0 1 0 8 0 amappl12 168 3475 0 3443 3 1 2 2 0 8 0 amappl11 160 71 0 57 1 0 1 1 0 8 0 amappl10 152 90 0 77 1 0 1 1 0 8 0 amappl9 144 428 0 424 1 0 1 1 0 8 0 amappl8 136 316 0 236 3 0 3 3 0 8 0 amappl7 128 209 0 183 2 0 2 2 0 8 0 amappl6 120 396 0 386 1 0 1 1 0 8 0 amappl5 112 169 0 158 1 0 1 1 0 8 0 amappl4 104 542 0 512 2 1 1 2 0 8 0 amappl3 96 15144 0 15058 5 2 3 3 0 8 0 amappl2 88 3207 0 3129 3 1 2 3 0 8 0 amappl1 80 18213 0 17663 23 10 13 23 0 8 0 amappl 88 24565 0 24330 8 1 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 72 116 0 0 3 0 3 3 0 8 0 uaddrrnd 24 2695 0 2663 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2695 0 2663 1 0 1 1 0 8 0 vmmpekpl 168 25551 0 25479 4 0 4 4 0 8 0 vmmpepl 168 179739 0 177322 189 61 128 141 0 357 15 vmsppl 448 2694 0 2663 5 1 4 4 0 8 0 rwobjpl 56 54140 0 46808 107 3 104 104 0 8 0 pdppl 4096 5397 0 5331 190 116 74 79 0 8 8 pvpl 32 44470 0 0 359 0 359 359 0 265 0 pmappl 248 2694 0 2663 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 603 0 183 12 0 12 12 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace ktrops(ffff80002a214aa8,dead4110dead4110,0,80001302,fffffd8067aeda60,fffffd807f7d74e0) at ktrops+0x4e ktrcanset sys/kern/kern_ktrace.c:718 [inline] ktrops(ffff80002a214aa8,dead4110dead4110,0,80001302,fffffd8067aeda60,fffffd807f7d74e0) at ktrops+0x4e sys/kern/kern_ktrace.c:561 doktrace(fffffd8067aeda60,4,1302,0,ffff80002a214aa8) at doktrace+0x524 ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] doktrace(fffffd8067aeda60,4,1302,0,ffff80002a214aa8) at doktrace+0x524 sys/kern/kern_ktrace.c:508 sys_ktrace(ffff80002a214aa8,ffff8000373be800,ffff8000373be750) at sys_ktrace+0xd6 sys/kern/kern_ktrace.c:549 syscall(ffff8000373be800) at syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff8000373be800) at syscall+0x533 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd3f754bbed0, count: -5 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800029cebff0) 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(ffffffff82d8b240) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d8b240) at __mp_lock+0x122 sys/kern/kern_lock.c:147 syscall(ffff80002a262ae0) at syscall+0x20e mi_syscall sys/sys/syscall_mi.h:154 [inline] syscall(ffff80002a262ae0) at syscall+0x20e sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x283189fb0, count: -6