login: uvm_fault(0xffffffff8261b610, 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(0xffffffff8261b610, 0xa, 0, 1) -> e vio_rxeof(ffff80000017b000) at vio_rxeof+0x191 sys/dev/pv/if_vio.c:1018 end trace frame: 0xffff800020a37380, count: 0 ddb{0}> trace vio_rxeof(ffff80000017b000) at vio_rxeof+0x191 sys/dev/pv/if_vio.c:1018 vio_rx_intr(ffff80000017b050) at vio_rx_intr+0x4d sys/dev/pv/if_vio.c:1054 intr_handler(ffff800020a373e0,ffff800000255b80) at intr_handler+0x8f sys/arch/amd64/amd64/intr.c:529 Xintr_ioapic_edge19_untramp() at Xintr_ioapic_edge19_untramp+0x19f acpicpu_idle() at acpicpu_idle+0x331 sys/dev/acpi/acpicpu.c:1187 sched_idle(ffffffff82481ff0) 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 0xffff800020a37320 rbx 0xffff80000017b000 rdx 0 rcx 0xffff8000001ac000 rax 0xc r8 0x2 r9 0 r10 0x9be2d48cb9a2ef0f r11 0x8749db7e45dc4aec r12 0xffff800000024c00 r13 0xc r14 0xfffffd806d762b00 r15 0 rip 0xffffffff81735f91 vio_rxeof+0x191 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800020a37290 ss 0x10 vio_rxeof+0x191: movzwl 0xa(%r15),%eax ddb{0}> show proc PROC (idle0) pid=412433 stat=onproc flags process=14000 proc=40000200 pri=0, usrpri=50, nice=20 forw=0x3b82f11a0093e8e4, list=0xffff800020a298b0,0xffff800020a293d0 process=0xffff800020a2b1a8 user=0xffff800020a32000, vmspace=0xffffffff8261b610 estcpu=0, cpticks=2502, pctcpu=0.0 user=0, sys=0, intr=1 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 71860 106553 49962 0 3 0x82 nanosleep syz-executor.0 49962 44050 68536 0 3 0x82 thrsleep syz-execprog 49962 28109 68536 0 3 0x4000082 thrsleep syz-execprog 49962 461231 68536 0 3 0x4000082 thrsleep syz-execprog 49962 65660 68536 0 3 0x4000082 thrsleep syz-execprog 49962 175311 68536 0 3 0x4000082 thrsleep syz-execprog 49962 464957 68536 0 3 0x4000082 thrsleep syz-execprog 49962 420041 68536 0 3 0x4000082 thrsleep syz-execprog 49962 103543 68536 0 3 0x4000082 thrsleep syz-execprog 49962 387917 68536 0 3 0x4000082 kqread syz-execprog 68536 501693 35780 0 3 0x10008a pause ksh 35780 423172 34230 0 3 0x92 select sshd 15571 143897 1 0 3 0x100083 ttyin getty 34230 476203 1 0 3 0x80 select sshd 37743 432101 27403 74 3 0x100092 bpf pflogd 27403 223562 1 0 3 0x80 netio pflogd 44764 253478 8766 73 3 0x100090 kqread syslogd 8766 262177 1 0 3 0x100082 netio syslogd 96614 274108 1 77 3 0x100090 poll dhclient 23192 93250 1 0 3 0x80 poll dhclient 9013 326385 0 0 3 0x14200 pgzero zerothread 39830 352623 0 0 3 0x14200 aiodoned aiodoned 72326 175502 0 0 3 0x14200 syncer update 95971 220740 0 0 3 0x14200 cleaner cleaner 920 266416 0 0 3 0x14200 reaper reaper 30573 522715 0 0 3 0x14200 pgdaemon pagedaemon 37039 138447 0 0 3 0x14200 bored crynlk 72014 407480 0 0 3 0x14200 bored crypto 18529 432877 0 0 3 0x40014200 acpi0 acpi0 36273 191667 0 0 7 0x40014200 idle1 6711 91608 0 0 3 0x14200 bored softnet 81556 135952 0 0 3 0x14200 bored systqmp 75824 326541 0 0 3 0x14200 bored systq 64415 241236 0 0 3 0x40014200 bored softclock * 1055 412433 0 0 7 0x40014200 idle0 9716 263037 0 0 3 0x14200 bored smr 1 302996 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 1055 (idle0) thread 0xffff800020a29638 (412433) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff82651ab0) #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 devbuf 9465 6395K 6395K 78643K 10556 0 pcb 13 8K 8K 78643K 13 0 rtable 83 2K 2K 78643K 165 0 ifaddr 37 9K 9K 78643K 39 0 counters 39 33K 33K 78643K 39 0 ioctlops 0 0K 4K 78643K 1468 0 mount 1 1K 1K 78643K 1 0 vnodes 1181 74K 74K 78643K 1186 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 1K 78643K 2 0 VM map 2 1K 1K 78643K 2 0 sem 2 0K 0K 78643K 2 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 196K 290K 78643K 12766 0 file desc 2 4K 12K 78643K 18 0 proc 59 63K 83K 78643K 398 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 in_multi 22 1K 1K 78643K 22 0 ether_multi 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 19 95K 95K 78643K 19 0 exec 0 0K 1K 78643K 197 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 79 12K 12K 78643K 968 0 UVM aobj 2 2K 2K 78643K 2 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 7 0K 0K 78643K 7 0 temp 32 3010K 3073K 78643K 3320 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 4 0 0 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 1 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 0 1 1 0 8 1 tcpcb 544 8 0 5 1 0 1 1 0 8 0 inpcb 280 34 0 28 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 10 0 0 1 0 1 1 0 8 0 pfstkey 112 10 0 0 1 0 1 1 0 8 0 pfstate 328 10 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 0 11 0 11 11 0 8 0 art_table 32 168 0 0 2 0 2 2 0 8 0 art_node 16 33 0 3 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1424 0 20 46 0 46 46 0 8 0 ffsino 272 1424 0 20 94 0 94 94 0 8 0 nchpl 144 1650 0 38 60 0 60 60 0 8 0 uvmvnodes 72 1434 0 0 27 0 27 27 0 8 0 vnodes 208 1434 0 0 76 0 76 76 0 8 0 namei 1024 4156 0 4156 1 0 1 1 0 8 1 percpumem 16 30 0 0 1 0 1 1 0 8 0 scxspl 192 4108 0 4108 2 1 1 2 0 8 1 plimitpl 152 15 0 8 1 0 1 1 0 8 0 sigapl 432 225 0 212 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 112 148 0 135 1 0 1 1 0 8 0 fdescpl 488 226 0 212 3 0 3 3 0 8 0 filepl 152 1136 0 1078 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 144 212 0 211 1 0 1 1 0 8 0 processpl 904 241 0 211 4 0 4 4 0 8 0 procpl 632 249 0 211 4 0 4 4 0 8 0 sockpl 384 80 0 62 2 0 2 2 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 69 0 0 9 0 9 9 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 86 0 0 6 0 6 6 0 8 0 bufpl 280 5945 0 1340 329 0 329 329 0 8 0 anonpl 16 22395 0 20791 14 1 13 13 0 125 6 amapchunkpl 152 784 0 718 5 0 5 5 0 158 1 amappl16 192 86 0 59 3 1 2 2 0 8 0 amappl15 184 66 0 61 1 0 1 1 0 8 0 amappl14 176 26 0 23 1 0 1 1 0 8 0 amappl12 160 9 0 9 1 1 0 1 0 8 0 amappl11 152 53 0 38 1 0 1 1 0 8 0 amappl10 144 12 0 10 1 0 1 1 0 8 0 amappl9 136 440 0 438 1 0 1 1 0 8 0 amappl8 128 93 0 83 1 0 1 1 0 8 0 amappl7 120 101 0 89 1 0 1 1 0 8 0 amappl6 112 63 0 55 1 0 1 1 0 8 0 amappl5 104 123 0 110 1 0 1 1 0 8 0 amappl4 96 494 0 466 1 0 1 1 0 8 0 amappl3 88 122 0 115 1 0 1 1 0 8 0 amappl2 80 958 0 898 3 0 3 3 0 8 1 amappl1 72 15327 0 14900 26 8 18 21 0 8 8 amappl 80 476 0 448 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 18 0 17 1 0 1 1 0 8 0 aobjpl 64 1 0 0 1 0 1 1 0 8 0 uaddrrnd 24 226 0 212 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 226 0 212 1 0 1 1 0 8 0 vmmpekpl 168 6191 0 6169 2 0 2 2 0 8 0 vmmpepl 168 33163 0 32220 87 5 82 82 0 357 38 vmsppl 368 225 0 212 2 0 2 2 0 8 0 pdppl 4096 459 0 424 6 0 6 6 0 8 1 pvpl 32 112583 0 108589 115 0 115 115 0 265 80 pmappl 232 225 0 212 1 0 1 1 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 143 0 3 4 0 4 4 0 8 0 ddb{0}>