uvm_fault(0xffffffff82654538, 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(0xffffffff82654538, 0xa, 0, 1) -> e vio_rxeof(ffff80000017b000) at vio_rxeof+0x191 sys/dev/pv/if_vio.c:1018 end trace frame: 0xffff800020a37b70, 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(ffff800020a37bd0,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(ffffffff82478ff0) 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 0xffff800020a37b10 rbx 0xffff80000017b000 rdx 0 rcx 0xffff8000001ac000 rax 0xc r8 0x2 r9 0 r10 0x97c386a2734ef8d8 r11 0x33985e90b89ba52 r12 0xffff800000024c00 r13 0xc r14 0xfffffd806f0c7900 r15 0 rip 0xffffffff8189fd61 vio_rxeof+0x191 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800020a37a80 ss 0x10 vio_rxeof+0x191: movzwl 0xa(%r15),%eax ddb{0}> show proc PROC (idle0) pid=179729 stat=onproc flags process=14000 proc=40000200 pri=0, usrpri=50, nice=20 forw=0xf323f04f7b5562a, list=0xffff800020a28768,0xffff800020a28288 process=0xffff800020a2b180 user=0xffff800020a32000, vmspace=0xffffffff82654538 estcpu=0, cpticks=6336, pctcpu=0.0 user=0, sys=0, intr=1 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 52295 460433 1359 0 3 0x82 nanosleep syz-executor.0 1359 380357 37557 0 3 0x82 thrsleep syz-execprog 1359 267129 37557 0 3 0x4000082 nanosleep syz-execprog 1359 401073 37557 0 3 0x4000082 thrsleep syz-execprog 1359 322644 37557 0 3 0x4000082 thrsleep syz-execprog 1359 151231 37557 0 3 0x4000082 thrsleep syz-execprog 1359 138579 37557 0 3 0x4000082 nanosleep syz-execprog 1359 352291 37557 0 3 0x4000082 kqread syz-execprog 1359 132381 37557 0 3 0x4000082 thrsleep syz-execprog 1359 367192 37557 0 3 0x4000082 thrsleep syz-execprog 1359 2726 37557 0 3 0x4000082 thrsleep syz-execprog 37557 21958 93218 0 3 0x10008a pause ksh 93218 190292 38647 0 3 0x92 select sshd 71417 438348 1 0 3 0x100083 ttyin getty 38647 175177 1 0 3 0x80 select sshd 35603 283770 60981 74 3 0x100092 bpf pflogd 60981 56607 1 0 3 0x80 netio pflogd 23152 378623 3433 73 3 0x100090 kqread syslogd 3433 313 1 0 3 0x100082 netio syslogd 55907 139884 1 77 3 0x100090 poll dhclient 18447 496874 1 0 3 0x80 poll dhclient 58121 390391 0 0 3 0x14200 pgzero zerothread 59360 148343 0 0 3 0x14200 aiodoned aiodoned 22892 288730 0 0 3 0x14200 syncer update 70782 305645 0 0 3 0x14200 cleaner cleaner 91985 22832 0 0 3 0x14200 reaper reaper 35556 513478 0 0 3 0x14200 pgdaemon pagedaemon 41948 19416 0 0 3 0x14200 bored crynlk 31329 498368 0 0 3 0x14200 bored crypto 7251 320950 0 0 3 0x40014200 acpi0 acpi0 78996 124028 0 0 7 0x40014200 idle1 43918 340318 0 0 3 0x14200 bored softnet 55090 31315 0 0 3 0x14200 bored systqmp 63879 65818 0 0 3 0x14200 bored systq 85749 163918 0 0 3 0x40014200 bored softclock *88794 179729 0 0 7 0x40014200 idle0 25500 372256 0 0 3 0x14200 bored smr 1 280856 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 88794 (idle0) thread 0xffff800020a28000 (179729) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff8265cee0) #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 825 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 804 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 86 12K 12K 78643K 1763 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 5 0K 0K 78643K 7 0 temp 29 2997K 3061K 78643K 4889 0 kqueue 3 4K 4K 78643K 3 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 2 2 0 1 0 8 0 tcpcb 544 8 0 5 1 0 1 1 0 8 0 inpcb 280 820 0 814 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 2 1 0 1 1 0 8 0 pfstkey 112 10 0 2 1 0 1 1 0 8 0 pfstate 328 10 0 2 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 256 168 0 0 11 0 11 11 0 8 0 art_table 32 169 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 2210 0 806 46 0 46 46 0 8 0 ffsino 272 2210 0 806 94 0 94 94 0 8 0 nchpl 144 3222 0 1611 60 0 60 60 0 8 0 uvmvnodes 72 2220 0 0 41 0 41 41 0 8 0 vnodes 208 2220 0 0 117 0 117 117 0 8 0 namei 1024 7300 0 7300 2 1 1 1 0 8 1 percpumem 16 30 0 0 1 0 1 1 0 8 0 scxspl 192 9009 0 9009 9 8 1 7 0 8 1 plimitpl 152 15 0 8 1 0 1 1 0 8 0 sigapl 432 1011 0 998 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 2 1 1 1 0 8 0 fdescpl 496 1012 0 998 3 0 3 3 0 8 0 filepl 152 2708 0 2650 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 144 998 0 997 2 1 1 1 0 8 0 processpl 896 1027 0 997 4 0 4 4 0 8 0 procpl 632 1036 0 997 4 0 4 4 0 8 0 sockpl 384 866 0 848 2 0 2 2 0 8 0 mcl4k 4096 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 81 0 0 10 0 10 10 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 124 0 0 7 1 6 7 0 8 0 bufpl 280 6735 0 1340 386 0 386 386 0 8 0 anonpl 16 43723 0 41290 15 4 11 13 0 125 0 amapchunkpl 152 1631 0 1544 5 1 4 5 0 158 0 amappl16 192 3294 0 3208 6 1 5 5 0 8 0 amappl15 184 60 0 56 1 0 1 1 0 8 0 amappl14 176 22 0 20 2 1 1 1 0 8 0 amappl13 168 2 0 1 1 0 1 1 0 8 0 amappl12 160 798 0 794 2 1 1 1 0 8 0 amappl11 152 57 0 42 1 0 1 1 0 8 0 amappl10 144 21 0 17 1 0 1 1 0 8 0 amappl9 136 438 0 435 1 0 1 1 0 8 0 amappl8 128 96 0 84 1 0 1 1 0 8 0 amappl7 120 98 0 87 1 0 1 1 0 8 0 amappl6 112 57 0 51 1 0 1 1 0 8 0 amappl5 104 912 0 899 1 0 1 1 0 8 0 amappl4 96 1284 0 1256 1 0 1 1 0 8 0 amappl3 88 124 0 116 1 0 1 1 0 8 0 amappl2 80 2535 0 2469 4 2 2 3 0 8 0 amappl1 72 21546 0 21113 26 16 10 21 0 8 0 amappl 80 1263 0 1232 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 1012 0 998 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1012 0 998 1 0 1 1 0 8 0 vmmpekpl 168 7772 0 7751 2 0 2 2 0 8 0 vmmpepl 168 67791 0 66758 95 23 72 82 0 357 27 vmsppl 368 1011 0 998 2 0 2 2 0 8 0 pdppl 4096 2031 0 1996 6 1 5 6 0 8 0 pvpl 32 195768 0 190795 121 15 106 116 0 265 64 pmappl 232 1011 0 998 1 0 1 1 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 142 0 6 4 0 4 4 0 8 0