panic: malloc: allocation too large, type = 2, size = 1768304430 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *279114 98989 0 0 0x4000000 1K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff83038241) at panic+0x1e5 sys/kern/subr_prf.c:198 malloc(69662f2e,2,2) at malloc+0xcf4 sys/kern/kern_malloc.c:330 bpf_allocbufs(ffff800001315800) at bpf_allocbufs+0x85 sys/net/bpf.c:1667 bpf_setif(ffff800001315800,ffff8000355982a0) at bpf_setif+0x22a sys/net/bpf.c:1209 bpfioctl(41700,8020426c,ffff8000355982a0,1,ffff8000372222c0) at bpfioctl+0xc42 sys/net/bpf.c:956 VOP_IOCTL(fffffd80604a6700,8020426c,ffff8000355982a0,1,fffffd807f7d3820,ffff8000372222c0) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd80607db578,8020426c,ffff8000355982a0,ffff8000372222c0) at vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff8000372222c0,ffff800035598480,ffff8000355983d0) at sys_ioctl+0x67c syscall(ffff800035598480) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff800035598480) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x943be4d5f90, count: 4 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: malloc: allocation too large, type = 2, size = 1768304430 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff83038241) at panic+0x1e5 sys/kern/subr_prf.c:198 malloc(69662f2e,2,2) at malloc+0xcf4 sys/kern/kern_malloc.c:330 bpf_allocbufs(ffff800001315800) at bpf_allocbufs+0x85 sys/net/bpf.c:1667 bpf_setif(ffff800001315800,ffff8000355982a0) at bpf_setif+0x22a sys/net/bpf.c:1209 bpfioctl(41700,8020426c,ffff8000355982a0,1,ffff8000372222c0) at bpfioctl+0xc42 sys/net/bpf.c:956 VOP_IOCTL(fffffd80604a6700,8020426c,ffff8000355982a0,1,fffffd807f7d3820,ffff8000372222c0) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd80607db578,8020426c,ffff8000355982a0,ffff8000372222c0) at vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff8000372222c0,ffff800035598480,ffff8000355983d0) at sys_ioctl+0x67c syscall(ffff800035598480) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff800035598480) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x943be4d5f90, count: -11 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800035597e20 rbx 0xffff800029b7cdbf rdx 0xffff800001290e40 rcx 0xffff8000372222c0 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x36735c40bcff97b7 r11 0x8ccf1c847c06517a r12 0xffff800029b7cbc0 r13 0 r14 0 r15 0x1 rip 0xffffffff81610e15 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800035597e10 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=279114 pid=98989 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800037222f68,0xffffffff835f1e20 process=0xffff8000fffedfc0 user=0xffff800035593000, vmspace=0xfffffd80608508e0 estcpu=36, cpticks=11, pctcpu=0.0, user=0, sys=10, intr=1 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 98989 397728 28412 0 3 0x80 fsleep syz-executor *98989 279114 28412 0 7 0x4000000 syz-executor 30742 431422 76712 0 3 0x80 fsleep syz-executor 30742 4939 76712 0 3 0x4000080 pppxread syz-executor 33621 430292 78821 0 3 0x80 fsleep syz-executor 33621 195916 78821 0 3 0x4000080 wsevent_read syz-executor 33621 127554 78821 0 3 0x4000080 fsleep syz-executor 32634 191997 91262 0 3 0x80 fsleep syz-executor 32634 230727 91262 0 3 0x4000080 sbwait syz-executor 23021 39677 41010 0 3 0x80 fsleep syz-executor 23021 338054 41010 0 3 0x4000080 sbwait syz-executor 43423 213546 0 0 3 0x14280 nfsidl nfsio 35205 450076 0 0 3 0x14280 nfsidl nfsio 11410 369740 0 0 3 0x14280 nfsidl nfsio 27538 302263 0 0 3 0x14280 nfsidl nfsio 84964 431884 0 0 3 0x14280 nfsidl nfsio 27289 33711 0 0 3 0x14280 nfsidl nfsio 64923 167586 0 0 3 0x14280 nfsidl nfsio 19605 354920 0 0 3 0x14280 nfsidl nfsio 85210 106837 0 0 3 0x14280 nfsidl nfsio 69767 348997 0 0 3 0x14280 nfsidl nfsio 47591 129780 0 0 3 0x14280 nfsidl nfsio 58001 318801 0 0 3 0x14280 nfsidl nfsio 30737 475323 0 0 3 0x14280 nfsidl nfsio 23246 151577 0 0 3 0x14280 nfsidl nfsio 57450 460859 0 0 3 0x14280 nfsidl nfsio 55840 66725 0 0 3 0x14280 nfsidl nfsio 31050 226631 0 0 3 0x14280 nfsidl nfsio 48060 473851 0 0 3 0x14280 nfsidl nfsio 79858 11410 0 0 3 0x14280 nfsidl nfsio 23804 192337 0 0 3 0x14280 nfsidl nfsio 74667 262587 1 0 3 0x80 nanoslp init 78435 122760 0 0 3 0x14200 bored sosplice 78821 477782 58359 0 3 0x82 nanoslp syz-executor 41010 165993 58359 0 3 0x82 nanoslp syz-executor 94321 294448 58359 0 3 0x82 wait syz-executor 58097 318679 58359 0 3 0x2 biowait syz-executor 12999 44087 58359 0 3 0x2 biowait syz-executor 76712 431790 58359 0 3 0x82 nanoslp syz-executor 28412 228461 58359 0 3 0x82 nanoslp syz-executor 91262 218124 58359 0 3 0x82 nanoslp syz-executor 58359 313184 25307 0 3 0x82 kqread syz-executor 25307 134363 48224 0 3 0x10008a sigsusp ksh 48224 107002 1109 0 3 0x98 kqread sshd-session 1109 366546 85815 0 3 0x92 kqread sshd-session 85815 434750 1 0 3 0x88 kqread sshd 15938 396595 34278 74 3 0x1100092 bpf pflogd 34278 222917 1 0 3 0x80 sbwait pflogd 5403 431678 6366 73 3 0x1100090 kqread syslogd 6366 236572 1 0 3 0x100082 sbwait syslogd 40589 489422 1 0 3 0x100080 kqread resolvd 29266 252145 20942 77 3 0x100092 kqread dhcpleased 67513 448469 20942 77 3 0x100092 kqread dhcpleased 20942 51414 1 0 3 0x80 kqread dhcpleased 69131 208884 0 0 3 0x14200 bored smr 88738 227726 0 0 3 0x14200 pgzero zerothread 98490 194521 0 0 3 0x14200 aiodoned aiodoned 97106 115752 0 0 3 0x14200 syncer update 87761 60493 0 0 3 0x14200 cleaner cleaner 95074 85908 0 0 3 0x14200 reaper reaper 78866 165115 0 0 3 0x14200 pgdaemon pagedaemon 5795 101823 0 0 3 0x14200 bored viomb 65912 143482 0 0 3 0x40014200 acpi0 acpi0 49545 141073 0 0 3 0x40014200 idle1 86291 393879 0 0 3 0x14200 bored softnet3 82807 101804 0 0 3 0x14200 bored softnet2 14452 522861 0 0 3 0x14200 bored softnet1 72245 209696 0 0 3 0x14200 bored softnet0 45832 71477 0 0 3 0x14200 bored systqmp 98354 4202 0 0 3 0x14200 bored systq 42214 349926 0 0 3 0x14200 tmoslp softclockmp 10981 453062 0 0 3 0x40014200 tmoslp softclock 55754 175065 0 0 7 0x40014200 idle0 1 369858 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex &bd->bd_mtx r = 0 (0xffff800001315818) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 bpf_setif+0x114 sys/net/bpf.c:1208 #4 bpfioctl+0xc42 sys/net/bpf.c:956 #5 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #6 vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525 #7 sys_ioctl+0x67c #8 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] #8 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 98989 (syz-executor) thread 0xffff8000372222c0 (279114) Process 58097 (syz-executor) thread 0xffff80002a041968 (318679) Process 12999 (syz-executor) thread 0xffff80002a040cc0 (44087) ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10231 11212K 11583K 166960K 13282 0 pcb 18 14K 15K 166960K 251 0 rtable 189 6K 7K 166960K 471 0 pf 36 17K 25K 166960K 66 0 ifaddr 40 6K 7K 166960K 65 0 ifgroup 59 2K 2K 166960K 75 0 sysctl 4 1K 1K 166960K 4 0 counters 66 36K 36K 166960K 80 0 ioctlops 0 0K 4K 166960K 1649 0 iov 0 0K 16K 166960K 73 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1487 93K 94K 166960K 2696 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 19 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 171 0 dirhash 12 2K 2K 166960K 30 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 16 57K 97K 166960K 1213 0 sigio 0 0K 0K 166960K 20 0 proc 64 79K 128K 166960K 638 0 subproc 104 6K 6K 166960K 104 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 244 0 in_multi 83 6K 7K 166960K 145 0 ether_multi 1 0K 0K 166960K 8 0 mrt 1 0K 0K 166960K 3 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 235 1049K 1049K 166960K 235 0 exec 0 0K 1K 166960K 471 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 227 73K 87K 166960K 12963 0 UVM aobj 35 2K 2K 166960K 40 0 pinsyscall 40 80K 106K 166960K 2294 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 46 0 NDP 13 0K 1K 166960K 40 0 temp 76 6828K 6951K 166960K 54067 0 kqueue 14 22K 30K 166960K 212 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> 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 96 0 93 1 0 1 1 0 8 0 rtentry 112 148 0 65 4 0 4 4 0 8 0 unpcb 144 1249 0 1225 10 7 3 6 0 8 2 syncache 336 3 0 3 1 1 0 1 0 8 0 tcpcb 808 455 0 449 16 12 4 7 0 8 3 arp 120 22 0 6 1 0 1 1 0 8 0 inpcb 336 1385 0 1372 20 13 7 10 0 8 5 nd6 136 33 0 13 1 0 1 1 0 8 0 pkpcb 40 4 0 4 2 1 1 1 0 8 1 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1168 6 0 6 2 1 1 1 0 8 1 pffrag 232 11 0 6 1 0 1 1 0 482 0 pffrnode 88 11 0 6 1 0 1 1 0 8 0 pffrent 40 62 0 57 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 pfanchor 1288 1 0 1 1 1 0 1 0 8 0 pfstitem 24 103 0 30 1 0 1 1 0 8 0 pfstkey 128 103 0 30 3 0 3 3 0 8 0 pfstate 376 103 0 30 8 0 8 8 0 8 0 pfrule 1344 22 0 17 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 672 0 266 33 1 32 33 0 8 2 art_table 32 674 0 266 5 0 5 5 0 8 0 art_node 16 142 0 68 1 0 1 1 0 8 0 sysvmsgpl 40 17 0 8 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 102 0 92 1 0 1 1 0 8 0 shmpl 112 37 0 5 1 0 1 1 0 8 0 dirhash 1024 29 0 12 3 0 3 3 0 8 0 dino2pl 256 3697 0 2196 95 0 95 95 0 8 0 ffsino 272 3697 0 2196 101 0 101 101 0 8 0 nchpl 144 5425 0 3750 63 0 63 63 0 8 0 uvmvnodes 80 4605 0 0 94 0 94 94 0 8 0 vnodes 216 4605 0 0 256 0 256 256 0 8 0 namei 1024 18792 0 18790 3 2 1 2 0 8 0 percpumem 16 54 0 7 1 0 1 1 0 8 0 kstatmem 264 40 0 14 2 0 2 2 0 8 0 scsiplug 72 6 0 6 2 1 1 1 0 8 1 scxspl 216 15633 0 15631 12 10 2 8 1 8 1 plimitpl 152 382 0 366 1 0 1 1 0 8 0 sigapl 424 1536 0 1467 9 1 8 8 0 8 0 futexpl 64 18016 0 18010 1 0 1 1 0 8 0 knotepl 120 558 0 0 17 0 17 17 0 8 0 kqueuepl 216 530 0 518 15 11 4 5 0 8 3 pipepl 320 205 0 178 3 0 3 3 0 8 0 fdescpl 496 1497 0 1467 6 1 5 6 0 8 0 filepl 152 10339 0 10076 26 10 16 18 0 8 4 lockfpl 104 527 0 524 2 1 1 2 0 8 0 lockfspl 48 235 0 232 1 0 1 1 0 8 0 sessionpl 144 23 0 15 1 0 1 1 0 8 0 pgrppl 48 145 0 129 1 0 1 1 0 8 0 ucredpl 104 2222 0 2209 1 0 1 1 0 8 0 zombiepl 144 1554 0 1553 1 0 1 1 0 8 0 processpl 1160 1536 0 1467 7 1 6 6 0 8 0 procpl 648 3335 0 3260 8 0 8 8 0 8 0 srpgc 96 2 0 2 1 1 0 1 0 8 0 sosppl 168 6 0 6 2 2 0 1 0 8 0 sockpl 664 2742 0 2703 25 17 8 15 0 8 4 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 2 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 7 0 0 1 0 1 1 0 8 0 mcl4k 4096 144 0 0 18 0 18 18 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 28 0 0 4 0 4 4 0 8 0 mtagpl 96 58 0 0 2 0 2 2 0 8 0 mbufpl 256 1222 0 0 76 0 76 76 0 8 0 bufpl 280 6477 0 303 442 0 442 442 0 8 0 anonpl 24 274912 0 262391 82 3 79 80 0 185 0 amapchunkpl 152 42338 0 41777 38 9 29 31 0 158 4 amappl16 200 7544 0 7044 32 5 27 28 0 8 0 amappl15 192 11 0 10 1 0 1 1 0 8 0 amappl14 184 111 0 100 1 0 1 1 0 8 0 amappl13 176 10 0 10 2 2 0 1 0 8 0 amappl12 168 2178 0 2149 3 1 2 2 0 8 0 amappl11 160 55 0 41 1 0 1 1 0 8 0 amappl10 152 7 0 6 2 1 1 1 0 8 0 amappl9 144 200 0 199 1 0 1 1 0 8 0 amappl8 136 25 0 22 1 0 1 1 0 8 0 amappl7 128 112 0 100 1 0 1 1 0 8 0 amappl6 120 161 0 159 1 0 1 1 0 8 0 amappl5 112 146 0 132 1 0 1 1 0 8 0 amappl4 104 304 0 287 1 0 1 1 0 8 0 amappl3 96 7709 0 7622 3 0 3 3 0 8 0 amappl2 88 1777 0 1692 3 0 3 3 0 8 0 amappl1 80 10793 0 10253 14 2 12 14 0 8 0 amappl 88 12493 0 12324 5 0 5 5 0 92 0 dma4096 4096 3 0 3 2 2 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 7 0 7 2 2 0 1 0 8 0 dma128 128 255 0 255 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 19 0 18 1 0 1 1 0 8 0 aobjpl 72 39 0 5 1 0 1 1 0 8 0 uaddrrnd 24 1497 0 1467 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1497 0 1467 1 0 1 1 0 8 0 vmmpekpl 168 12626 0 12586 3 0 3 3 0 8 0 vmmpepl 168 97949 0 95696 115 10 105 107 0 357 2 vmsppl 448 1496 0 1467 5 1 4 5 0 8 0 rwobjpl 56 33436 0 27430 87 2 85 85 0 8 0 pdppl 4096 3001 0 2934 113 42 71 87 0 8 4 pvpl 32 20291 0 0 165 1 164 164 0 265 0 pmappl 248 1496 0 1467 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 500 0 77 13 0 13 13 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8349fff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff8359d330) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8359d330) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff800029f94fe0,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f acpicpu_idle() at acpicpu_idle+0x41e sys/dev/acpi/acpicpu.c:1218 sched_idle(ffffffff8349fff0) at sched_idle+0x558 sys/kern/kern_sched.c:182 end trace frame: 0x0, count: 7 ddb{0}> trace x86_ipi_db(ffffffff8349fff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff8359d330) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8359d330) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff800029f94fe0,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f acpicpu_idle() at acpicpu_idle+0x41e sys/dev/acpi/acpicpu.c:1218 sched_idle(ffffffff8349fff0) at sched_idle+0x558 sys/kern/kern_sched.c:182 end trace frame: 0x0, count: -8 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff83038241) at panic+0x1e5 sys/kern/subr_prf.c:198 malloc(69662f2e,2,2) at malloc+0xcf4 sys/kern/kern_malloc.c:330 bpf_allocbufs(ffff800001315800) at bpf_allocbufs+0x85 sys/net/bpf.c:1667 bpf_setif(ffff800001315800,ffff8000355982a0) at bpf_setif+0x22a sys/net/bpf.c:1209 bpfioctl(41700,8020426c,ffff8000355982a0,1,ffff8000372222c0) at bpfioctl+0xc42 sys/net/bpf.c:956 VOP_IOCTL(fffffd80604a6700,8020426c,ffff8000355982a0,1,fffffd807f7d3820,ffff8000372222c0) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd80607db578,8020426c,ffff8000355982a0,ffff8000372222c0) at vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff8000372222c0,ffff800035598480,ffff8000355983d0) at sys_ioctl+0x67c syscall(ffff800035598480) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff800035598480) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x943be4d5f90, count: 4 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff83038241) at panic+0x1e5 sys/kern/subr_prf.c:198 malloc(69662f2e,2,2) at malloc+0xcf4 sys/kern/kern_malloc.c:330 bpf_allocbufs(ffff800001315800) at bpf_allocbufs+0x85 sys/net/bpf.c:1667 bpf_setif(ffff800001315800,ffff8000355982a0) at bpf_setif+0x22a sys/net/bpf.c:1209 bpfioctl(41700,8020426c,ffff8000355982a0,1,ffff8000372222c0) at bpfioctl+0xc42 sys/net/bpf.c:956 VOP_IOCTL(fffffd80604a6700,8020426c,ffff8000355982a0,1,fffffd807f7d3820,ffff8000372222c0) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd80607db578,8020426c,ffff8000355982a0,ffff8000372222c0) at vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff8000372222c0,ffff800035598480,ffff8000355983d0) at sys_ioctl+0x67c syscall(ffff800035598480) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff800035598480) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x943be4d5f90, count: -11