login: uvm_fault(0xffffffff82633ef0, 0xa, 0, 1) -> e kernel: page fault trap, code=0 Stopped at vio_rxeof+0x191: movzwl 0xa(%r15),%eax ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic kernel page fault uvm_fault(0xffffffff82633ef0, 0xa, 0, 1) -> e vio_rxeof(ffff800000173000) at vio_rxeof+0x191 sys/dev/pv/if_vio.c:1018 end trace frame: 0xffff800020a1faa0, count: 0 ddb{0}> trace vio_rxeof(ffff800000173000) at vio_rxeof+0x191 sys/dev/pv/if_vio.c:1018 vio_rx_intr(ffff800000173050) at vio_rx_intr+0x4d sys/dev/pv/if_vio.c:1055 intr_handler(ffff800020a1fb00,ffff80000024db00) at intr_handler+0x8f sys/arch/amd64/amd64/intr.c:529 Xintr_ioapic_edge19_untramp(0,3,1388,0,0,ffff80000001dae0) at Xintr_ioapic_edge19_untramp+0x19f acpicpu_idle() at acpicpu_idle+0x331 sys/dev/acpi/acpicpu.c:1187 sched_idle(ffffffff824d4ff0) at sched_idle+0x3f7 sys/kern/kern_sched.c:181 end trace frame: 0x0, count: -6 ddb{0}> show registers rdi 0xc rsi 0xc rbp 0xffff800020a1fa40 rbx 0xffff800000173000 rdx 0 rcx 0xffff8000001a4000 rax 0xc r8 0x2 r9 0 r10 0x4a13d0a0155010b6 r11 0x39a1b93bc0fbf664 r12 0xffff80000001ce00 r13 0xc r14 0xfffffd807f02a200 r15 0 rip 0xffffffff81a29251 vio_rxeof+0x191 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800020a1f9b0 ss 0x10 vio_rxeof+0x191: movzwl 0xa(%r15),%eax ddb{0}> show proc PROC (idle0) pid=258082 stat=onproc flags process=14000 proc=40000200 pri=0, usrpri=50, nice=20 forw=0x77a3021ec6fae78f, list=0xffff800020a11638,0xffff800020a11158 process=0xffff800020a12000 user=0xffff800020a1a000, vmspace=0xffffffff82633ef0 estcpu=0, cpticks=3237, pctcpu=0.0 user=0, sys=0, intr=1 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 47765 126096 26560 0 3 0x82 nanosleep syz-executor.0 26560 327305 53553 0 3 0x82 thrsleep syz-execprog 26560 459764 53553 0 3 0x4000082 nanosleep syz-execprog 26560 287290 53553 0 3 0x4000082 thrsleep syz-execprog 26560 102528 53553 0 3 0x4000082 thrsleep syz-execprog 26560 496550 53553 0 3 0x4000082 thrsleep syz-execprog 26560 498398 53553 0 3 0x4000082 nanosleep syz-execprog 26560 409034 53553 0 3 0x4000082 thrsleep syz-execprog 26560 324632 53553 0 3 0x4000082 thrsleep syz-execprog 26560 88614 53553 0 3 0x4000082 kqread syz-execprog 26560 478413 53553 0 3 0x4000082 thrsleep syz-execprog 53553 359158 83618 0 3 0x10008a pause ksh 83618 333504 59046 0 3 0x92 select sshd 30559 236946 1 0 3 0x100083 ttyin getty 59046 456013 1 0 3 0x80 select sshd 63019 221731 24954 74 3 0x100092 bpf pflogd 24954 349132 1 0 3 0x80 netio pflogd 71340 49429 26609 73 3 0x100090 kqread syslogd 26609 386231 1 0 3 0x100082 netio syslogd 62674 436712 1 77 3 0x100090 poll dhclient 50683 500595 1 0 3 0x80 poll dhclient 83398 121527 0 0 3 0x14200 pgzero zerothread 51577 296292 0 0 3 0x14200 aiodoned aiodoned 56877 50796 0 0 3 0x14200 syncer update 97328 274714 0 0 3 0x14200 cleaner cleaner 85238 496954 0 0 3 0x14200 reaper reaper 56589 508398 0 0 3 0x14200 pgdaemon pagedaemon 55672 457358 0 0 3 0x14200 bored crynlk 37954 332288 0 0 3 0x14200 bored crypto 73306 176697 0 0 3 0x40014200 acpi0 acpi0 75283 135613 0 0 7 0x40014200 idle1 53355 176078 0 0 3 0x14200 bored softnet 91385 383144 0 0 3 0x14200 bored systqmp 53447 283792 0 0 3 0x14200 bored systq 94934 170753 0 0 3 0x40014200 bored softclock *53354 258082 0 0 7 0x40014200 idle0 24704 122490 0 0 3 0x14200 bored smr 1 73872 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 53354 (idle0) thread 0xffff800020a113c0 (258082) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff82626710) #0 witness_lock+0x52e sys/kern/subr_witness.c:1163 #1 intr_handler+0x5e sys/arch/amd64/amd64/intr.c:525 #2 Xintr_ioapic_edge19_untramp+0x19f #3 acpicpu_idle+0x331 sys/dev/acpi/acpicpu.c:1187 #4 sched_idle+0x3f7 sys/kern/kern_sched.c:181 #5 proc_trampoline+0x1c ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim Kern Lim devbuf 9457 6385K 6385K 78643K 10544 0 0 pcb 13 8K 8K 78643K 13 0 0 rtable 77 2K 2K 78643K 165 0 0 ifaddr 32 9K 9K 78643K 544 0 0 counters 39 33K 33K 78643K 39 0 0 ioctlops 0 0K 4K 78643K 1468 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1181 74K 74K 78643K 1186 0 0 UFS quota 1 32K 32K 78643K 1 0 0 UFS mount 5 36K 36K 78643K 5 0 0 shm 2 1K 1K 78643K 2 0 0 VM map 2 1K 1K 78643K 2 0 0 sem 2 0K 0K 78643K 2 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1808 196K 290K 78643K 12765 0 0 file desc 2 4K 12K 78643K 529 0 0 proc 59 63K 83K 78643K 384 0 0 NFS srvsock 1 0K 0K 78643K 1 0 0 NFS daemon 1 16K 16K 78643K 1 0 0 in_multi 22 1K 1K 78643K 22 0 0 ether_multi 1 0K 0K 78643K 1 0 0 ISOFS mount 1 32K 32K 78643K 1 0 0 MSDOSFS mount 1 16K 16K 78643K 1 0 0 ttys 18 79K 79K 78643K 18 0 0 exec 0 0K 1K 78643K 199 0 0 pagedep 1 8K 8K 78643K 1 0 0 inodedep 1 32K 32K 78643K 1 0 0 newblk 1 0K 0K 78643K 1 0 0 VM swap 7 26K 26K 78643K 7 0 0 UVM amap 74 12K 12K 78643K 1473 0 0 UVM aobj 2 2K 2K 78643K 2 0 0 memdesc 1 4K 4K 78643K 1 0 0 crypto data 1 1K 1K 78643K 1 0 0 NDP 5 0K 0K 78643K 7 0 0 temp 48 3542K 3606K 78643K 4357 0 0 SYN cache 2 16K 16K 78643K 2 0 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 4 0 1 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 17 0 15 1 0 1 1 0 8 0 rtentry 112 34 0 4 1 0 1 1 0 8 0 unpcb 120 29 0 19 1 0 1 1 0 8 0 syncache 264 5 0 5 1 1 0 1 0 8 0 tcpcb 544 8 0 5 1 0 1 1 0 8 0 inpcb 280 545 0 539 1 0 1 1 0 8 0 nd6 48 2 0 0 1 0 1 1 0 8 0 pfosfp 40 846 0 423 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 11 0 0 1 0 1 1 0 8 0 pfstkey 112 11 0 0 1 0 1 1 0 8 0 pfstate 328 11 0 0 1 0 1 1 0 8 0 pfrule 1360 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 256 167 0 2 11 0 11 11 0 8 0 art_table 32 168 0 2 2 0 2 2 0 8 0 art_node 16 33 0 6 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1933 0 531 46 0 46 46 0 8 0 ffsino 272 1933 0 531 94 0 94 94 0 8 0 nchpl 144 2683 0 1072 60 0 60 60 0 8 0 uvmvnodes 72 1943 0 0 36 0 36 36 0 8 0 vnodes 208 1943 0 0 103 0 103 103 0 8 0 namei 1024 6186 0 6186 1 0 1 1 0 8 1 percpumem 16 30 0 0 1 0 1 1 0 8 0 scxspl 192 7324 0 7324 8 1 7 7 0 8 7 plimitpl 152 15 0 8 1 0 1 1 0 8 0 sigapl 432 737 0 724 2 0 2 2 0 8 0 knotepl 112 39 0 28 1 0 1 1 0 8 0 kqueuepl 104 2 0 0 1 0 1 1 0 8 0 pipepl 112 154 0 141 1 0 1 1 0 8 0 fdescpl 488 738 0 724 3 0 3 3 0 8 0 filepl 152 2143 0 2085 3 0 3 3 0 8 0 lockfpl 104 5 0 4 1 0 1 1 0 8 0 lockfspl 48 3 0 2 1 0 1 1 0 8 0 sessionpl 112 19 0 9 1 0 1 1 0 8 0 pgrppl 48 19 0 9 1 0 1 1 0 8 0 ucredpl 96 52 0 43 1 0 1 1 0 8 0 zombiepl 144 724 0 723 1 0 1 1 0 8 0 processpl 896 753 0 723 4 0 4 4 0 8 0 procpl 632 762 0 723 4 0 4 4 0 8 0 sockpl 384 591 0 573 2 0 2 2 0 8 0 mcl4k 4096 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 75 0 0 10 0 10 10 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 112 0 0 6 0 6 6 0 8 0 bufpl 256 6398 0 1314 318 0 318 318 0 8 0 anonpl 16 36050 0 33500 14 3 11 13 0 124 0 amapchunkpl 152 1281 0 1196 5 1 4 5 0 158 0 amappl16 192 2265 0 2173 5 0 5 5 0 8 0 amappl14 176 21 0 20 1 0 1 1 0 8 0 amappl13 168 8 0 7 1 0 1 1 0 8 0 amappl12 160 10 0 7 1 0 1 1 0 8 0 amappl11 152 49 0 34 1 0 1 1 0 8 0 amappl10 144 9 0 7 1 0 1 1 0 8 0 amappl9 136 972 0 966 1 0 1 1 0 8 0 amappl8 128 654 0 639 1 0 1 1 0 8 0 amappl7 120 34 0 30 1 0 1 1 0 8 0 amappl6 112 74 0 66 1 0 1 1 0 8 0 amappl5 104 126 0 112 1 0 1 1 0 8 0 amappl4 96 1010 0 982 1 0 1 1 0 8 0 amappl3 88 116 0 111 1 0 1 1 0 8 0 amappl2 80 1965 0 1906 3 1 2 3 0 8 0 amappl1 72 19491 0 19076 25 12 13 20 0 8 3 amappl 80 991 0 961 1 0 1 1 0 84 0 dma4096 4096 1 0 1 1 1 0 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 17 0 17 1 1 0 1 0 8 0 aobjpl 64 1 0 0 1 0 1 1 0 8 0 uaddrrnd 24 738 0 724 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 738 0 724 1 0 1 1 0 8 0 vmmpekpl 168 7441 0 7418 2 0 2 2 0 8 0 vmmpepl 168 55881 0 54892 86 11 75 80 0 357 31 vmsppl 368 737 0 724 2 0 2 2 0 8 0 pdppl 4096 1483 0 1448 6 1 5 6 0 8 0 pvpl 32 166814 0 161750 115 4 111 115 0 265 70 pmappl 232 737 0 724 1 0 1 1 0 8 0 extentpl 40 41 0 26 1 0 1 1 0 8 0 phpool 112 458 0 4 13 0 13 13 0 8 0