panic: malloc: allocation too large, type = 2, size = 1768304430 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *122728 11525 0 0 0x4000000 1K syz-executor 146101 11063 0 0x14000 0x200 0 reaper db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830a5007) at panic+0x1e5 sys/kern/subr_prf.c:198 malloc(69662f2e,2,2) at malloc+0xcf4 sys/kern/kern_malloc.c:334 bpf_allocbufs(ffff800001333600) at bpf_allocbufs+0x85 sys/net/bpf.c:1659 bpf_setif(ffff800001333600,ffff80003c5e0910) at bpf_setif+0x17d sys/net/bpf.c:1201 bpfioctl(41700,8020426c,ffff80003c5e0910,3,ffff80002a495980) at bpfioctl+0xd2a sys/net/bpf.c:955 VOP_IOCTL(fffffd805d190bf0,8020426c,ffff80003c5e0910,3,fffffd807f7d3340,ffff80002a495980) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd80611ca688,8020426c,ffff80003c5e0910,ffff80002a495980) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002a495980,ffff80003c5e0af0,ffff80003c5e0a40) at sys_ioctl+0x5c3 syscall(ffff80003c5e0af0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5e0af0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe5ad2b220a0, 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(ffffffff830a5007) at panic+0x1e5 sys/kern/subr_prf.c:198 malloc(69662f2e,2,2) at malloc+0xcf4 sys/kern/kern_malloc.c:334 bpf_allocbufs(ffff800001333600) at bpf_allocbufs+0x85 sys/net/bpf.c:1659 bpf_setif(ffff800001333600,ffff80003c5e0910) at bpf_setif+0x17d sys/net/bpf.c:1201 bpfioctl(41700,8020426c,ffff80003c5e0910,3,ffff80002a495980) at bpfioctl+0xd2a sys/net/bpf.c:955 VOP_IOCTL(fffffd805d190bf0,8020426c,ffff80003c5e0910,3,fffffd807f7d3340,ffff80002a495980) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd80611ca688,8020426c,ffff80003c5e0910,ffff80002a495980) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002a495980,ffff80003c5e0af0,ffff80003c5e0a40) at sys_ioctl+0x5c3 syscall(ffff80003c5e0af0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5e0af0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe5ad2b220a0, count: -11 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c5e0490 rbx 0xffff800029b5cdc7 rdx 0xffff80000002aec0 rcx 0xffff80002a495980 rax 0xffff800029b5bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xa733548e308e3f89 r11 0x4ea794402d498cbd r12 0xffff800029b5cbc8 r13 0 r14 0 r15 0x1 rip 0xffffffff8239cdf5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c5e0480 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=122728 pid=11525 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a494f60,0xffff80002a494a60 process=0xffff80002a4a86c8 user=0xffff80003c5db000, vmspace=0xfffffd800b6e21e8 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 40697 63991 80866 0 2 0 syz-executor 40697 119239 80866 0 3 0x4000080 fsleep syz-executor 82463 231606 1412 0 3 0x80 nanoslp syz-executor 82463 354722 1412 0 3 0x4000080 fsleep syz-executor 82463 362533 1412 0 3 0x4000080 bell syz-executor 11525 145906 14171 0 2 0 syz-executor *11525 122728 14171 0 7 0x4000000 syz-executor 12160 382294 40046 0 2 0 syz-executor 12160 374665 40046 0 3 0x4000080 fsleep syz-executor 48271 395647 94841 0 2 0 syz-executor 48271 439559 94841 0 3 0x4000080 kqsel syz-executor 48271 313264 94841 0 2 0x4000000 syz-executor 46990 256298 78179 0 2 0 syz-executor 46990 53631 78179 0 3 0x4000080 fsleep syz-executor 46990 25922 78179 0 3 0x4000080 fsleep syz-executor 18043 124663 89183 0 3 0x82 nanoslp syz-executor 14171 259503 89183 0 3 0x82 nanoslp syz-executor 35827 138234 0 0 3 0x14200 acct acct 16322 498998 1 0 3 0x100083 ttyin getty 78179 22658 89183 0 3 0x82 nanoslp syz-executor 40046 83240 89183 0 3 0x82 nanoslp syz-executor 94841 447446 89183 0 3 0x82 nanoslp syz-executor 98301 308447 0 0 3 0x14200 bored sosplice 84297 503690 89183 0 2 0x3 syz-executor 80866 113891 89183 0 3 0x82 nanoslp syz-executor 1412 491011 89183 0 3 0x82 nanoslp syz-executor 89183 481593 74489 0 3 0x82 kqread syz-executor 74489 314698 35335 0 3 0x10008a sigsusp ksh 35335 465766 25181 0 3 0x98 kqread sshd-session 25181 202253 18049 0 3 0x92 kqread sshd-session 18049 281470 1 0 3 0x88 kqread sshd 88967 326671 51110 74 3 0x1100092 bpf pflogd 51110 252224 1 0 3 0x80 sbwait pflogd 338 181270 74078 73 3 0x1100090 kqread syslogd 74078 285312 1 0 3 0x100082 sbwait syslogd 42368 459375 1 0 3 0x100080 kqread resolvd 24056 518841 77084 77 3 0x100092 kqread dhcpleased 47130 290936 77084 77 3 0x100092 kqread dhcpleased 77084 364288 1 0 3 0x80 kqread dhcpleased 60361 123126 0 0 3 0x14200 bored smr 14404 173018 0 0 2 0x14200 zerothread 61250 313436 0 0 3 0x14200 aiodoned aiodoned 94110 350175 0 0 3 0x14200 syncer update 91250 336661 0 0 3 0x14200 cleaner cleaner 11063 146101 0 0 7 0x14200 reaper 6118 186804 0 0 3 0x14200 pgdaemon pagedaemon 19763 238250 0 0 3 0x14200 bored viomb 64159 364888 0 0 3 0x40014200 acpi0 acpi0 69821 273891 0 0 3 0x40014200 idle1 7386 55362 0 0 3 0x14200 bored softnet3 62738 256575 0 0 3 0x14200 bored softnet2 2641 28392 0 0 3 0x14200 bored softnet1 20503 175297 0 0 3 0x14200 bored softnet0 59846 404565 0 0 3 0x14200 bored systqmp 67344 49903 0 0 3 0x14200 bored systq 87303 124762 0 0 3 0x14200 tmoslp softclockmp 35513 182495 0 0 3 0x40014200 tmoslp softclock 83021 439938 0 0 3 0x40014200 idle0 1 417830 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 0: exclusive mutex &uvm.fpageqlock r = 0 (0xffffffff835be050) #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 uvm_pmr_freepages+0x165 sys/uvm/uvm_pmemrange.c:1320 #4 uvm_anfree_list+0x210 sys/uvm/uvm_anon.c:116 #5 amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 #6 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 #7 uvm_map_teardown+0x354 sys/uvm/uvm_map.c:2516 #8 uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 #9 reaper+0x246 sys/kern/kern_exit.c:477 #10 proc_trampoline+0x10 exclusive mutex &uvm.pageqlock r = 0 (0xffffffff835be020) #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 uvm_anfree_list+0xeb sys/uvm/uvm_anon.c:104 #4 amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 #5 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 #6 uvm_map_teardown+0x354 sys/uvm/uvm_map.c:2516 #7 uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 #8 reaper+0x246 sys/kern/kern_exit.c:477 #9 proc_trampoline+0x10 CPU 1: exclusive mutex &bd->bd_mtx r = 0 (0xffff800001333618) #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+0x97 sys/net/bpf.c:1200 #4 bpfioctl+0xd2a sys/net/bpf.c:955 #5 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #6 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #7 sys_ioctl+0x5c3 #8 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 11525 (syz-executor) thread 0xffff80002a495980 (122728) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff836710f8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 vn_ioctl+0x4d sys/kern/vfs_vnops.c:514 #2 sys_ioctl+0x5c3 #3 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #3 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #4 Xsyscall+0x128 exclusive mutex &bd->bd_mtx r = 0 (0xffff800001333618) #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+0x97 sys/net/bpf.c:1200 #4 bpfioctl+0xd2a sys/net/bpf.c:955 #5 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #6 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #7 sys_ioctl+0x5c3 #8 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 11063 (reaper) thread 0xffff8000ffffcf38 (146101) exclusive rwlock amaplk r = 0 (0xfffffd806cc939e0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 amap_unref+0x3d sys/uvm/uvm_amap.c:1360 #3 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 #4 uvm_map_teardown+0x354 sys/uvm/uvm_map.c:2516 #5 uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 #6 reaper+0x246 sys/kern/kern_exit.c:477 #7 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10207 11048K 15375K 166960K 15402 0 pcb 18 16K 18K 166960K 531 0 rtable 93 5K 8K 166960K 1342 0 pf 33 17K 22K 166960K 203 0 ifaddr 24 3K 7K 166960K 135 0 ifgroup 47 2K 2K 166960K 199 0 sysctl 4 1K 1K 166960K 12 0 counters 60 35K 36K 166960K 152 0 ioctlops 0 0K 8K 166960K 1886 0 iov 0 0K 28K 166960K 300 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1477 93K 94K 166960K 3898 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 47 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 201 0 dirhash 12 2K 3K 166960K 90 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 16 57K 89K 166960K 3092 0 sigio 0 0K 0K 166960K 50 0 proc 73 91K 140K 166960K 1021 0 subproc 72 4K 4K 166960K 156 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 440 0 in_multi 28 2K 7K 166960K 327 0 ether_multi 1 0K 0K 166960K 37 0 mrt 1 0K 0K 166960K 11 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 109 493K 493K 166960K 109 0 exec 0 0K 1K 166960K 960 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 233 73K 96K 166960K 30607 0 UVM aobj 131 8K 8K 166960K 136 0 pinsyscall 41 82K 103K 166960K 4530 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 224 0 NDP 10 0K 2K 166960K 98 0 temp 79 6900K 7012K 166960K 122531 0 kqueue 13 20K 30K 166960K 521 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 120 413 0 410 6 5 1 5 0 8 0 rtentry 112 471 0 439 4 1 3 4 0 8 0 unpcb 144 2444 0 2425 17 15 2 6 0 8 1 syncache 336 25 0 25 6 6 0 1 0 8 0 tcpqe 32 7 0 7 4 4 0 1 0 8 0 tcpcb 808 1183 0 1174 25 23 2 8 0 8 0 arp 120 111 0 104 1 0 1 1 0 8 0 inpcb 376 4082 0 4071 45 36 9 15 0 8 7 nd6 136 62 0 58 1 0 1 1 0 8 0 pkpcb 40 8 0 8 6 5 1 1 0 8 1 kcovpl 48 17 0 9 1 0 1 1 0 8 0 ppxss 1168 22 0 22 7 6 1 1 0 8 1 pfstscr 40 4 0 4 2 2 0 1 0 8 0 pffrag 232 13 0 5 1 0 1 1 0 482 0 pffrnode 88 12 0 5 1 0 1 1 0 8 0 pffrent 40 91 0 83 1 0 1 1 0 8 0 pfosfp 40 1428 0 1428 5 5 0 5 0 8 0 pfosfpen 112 1428 0 1428 21 21 0 21 0 8 0 pfrktable 1344 3 0 2 2 1 1 1 0 8 0 pfanchor 1288 3 0 0 1 0 1 1 0 8 0 pftag 88 4 0 2 1 0 1 1 0 8 0 pfstitem 24 239 0 99 1 0 1 1 0 8 0 pfstkey 128 255 0 115 5 0 5 5 0 8 0 pfstate 376 245 0 107 14 0 14 14 0 8 0 pfrule 1344 36 0 27 2 1 1 2 0 8 0 art_heap8 4096 4 0 1 4 1 3 3 0 8 0 art_heap4 256 1265 0 1106 36 15 21 29 0 8 3 art_table 32 1269 0 1107 4 1 3 4 0 8 0 art_node 16 461 0 435 1 0 1 1 0 8 0 sysvmsgpl 40 50 0 40 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 198 0 188 1 0 1 1 0 8 0 shmpl 112 133 0 5 4 0 4 4 0 8 0 dirhash 1024 70 0 53 3 0 3 3 0 8 0 dino2pl 256 6957 0 5431 96 0 96 96 0 8 0 ffsino 280 6957 0 5431 110 0 110 110 0 8 0 nchpl 144 11254 0 10695 64 38 26 64 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 41419 0 41418 5 4 1 1 0 8 0 percpumem 16 90 0 46 1 0 1 1 0 8 0 kstatmem 264 112 0 92 2 0 2 2 0 8 0 acpiwqpl 32 2 0 2 1 0 1 1 1 8 1 scsiplug 72 18 0 18 6 5 1 1 0 8 1 scxspl 216 39181 0 39181 12 11 1 8 1 8 1 plimitpl 152 741 0 724 1 0 1 1 0 8 0 sigapl 424 3464 0 3413 11 2 9 9 0 8 1 futexpl 64 44685 0 44680 1 0 1 1 0 8 0 knotepl 120 856 0 0 25 0 25 25 0 8 0 kqueuepl 216 1048 0 1037 11 10 1 5 0 8 0 pipepl 328 629 0 602 8 5 3 6 0 8 0 fdescpl 504 3380 0 3350 5 0 5 5 0 8 0 filepl 152 24854 0 24567 38 24 14 17 0 8 1 lockfpl 104 1550 0 1548 5 4 1 3 0 8 0 lockfspl 48 578 0 576 1 0 1 1 0 8 0 sessionpl 144 54 0 45 1 0 1 1 0 8 0 pgrppl 48 173 0 156 1 0 1 1 0 8 0 ucredpl 104 4620 0 4607 1 0 1 1 0 8 0 zombiepl 144 3725 0 3724 2 1 1 1 0 8 0 processpl 1168 3464 0 3413 7 1 6 6 0 8 1 procpl 648 8329 0 8269 9 1 8 8 0 8 0 srpgc 96 24 0 24 6 5 1 1 0 8 1 sosppl 168 24 0 24 4 4 0 1 0 8 0 sockpl 688 6992 0 6959 60 49 11 17 0 8 6 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 5 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 10 0 0 2 0 2 2 0 8 0 mcl4k 4096 119 0 0 15 0 15 15 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 84 0 0 11 0 11 11 0 8 2 mtagpl 96 173 0 0 5 0 5 5 0 8 0 mbufpl 256 517 0 0 30 0 30 30 0 8 0 bufpl 280 12434 0 6268 441 0 441 441 0 8 0 anonpl 24 424234 0 418451 169 105 64 82 0 185 9 amapchunkpl 152 99261 0 98649 56 28 28 36 0 158 0 amappl16 200 9211 0 9151 106 94 12 29 0 8 5 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 186 0 174 1 0 1 1 0 8 0 amappl13 176 6 0 5 1 0 1 1 0 8 0 amappl12 168 4186 0 4156 3 1 2 2 0 8 0 amappl11 160 54 0 40 1 0 1 1 0 8 0 amappl10 152 11 0 11 3 3 0 1 0 8 0 amappl9 144 253 0 252 2 1 1 1 0 8 0 amappl8 136 30 0 27 1 0 1 1 0 8 0 amappl7 128 153 0 140 1 0 1 1 0 8 0 amappl6 120 289 0 285 1 0 1 1 0 8 0 amappl5 112 167 0 157 1 0 1 1 0 8 0 amappl4 104 428 0 411 1 0 1 1 0 8 0 amappl3 96 20867 0 20754 4 0 4 4 0 8 0 amappl2 88 1012 0 948 2 0 2 2 0 8 0 amappl1 80 23060 0 22492 16 1 15 16 0 8 0 amappl 88 29810 0 29633 5 0 5 5 0 92 0 dma32768 32768 2 0 2 1 1 0 1 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 2 0 1 1 0 1 1 0 8 0 dma256 256 11 0 11 5 5 0 1 0 8 0 dma128 128 256 0 256 3 3 0 1 0 8 0 dma64 64 7 0 7 2 2 0 1 0 8 0 dma32 32 11 0 11 4 3 1 1 0 8 1 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 135 0 5 3 0 3 3 0 8 0 uaddrrnd 24 3380 0 3350 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 3380 0 3350 1 0 1 1 0 8 0 vmmpekpl 168 28403 0 28345 4 0 4 4 0 8 0 vmmpepl 168 214834 0 212965 141 43 98 107 0 357 5 vmsppl 456 3379 0 3350 5 0 5 5 0 8 0 rwobjpl 64 62327 0 55293 124 6 118 120 0 8 0 pdppl 4096 6767 0 6700 141 70 71 83 0 8 4 pvpl 32 21552 0 0 174 0 174 174 0 265 0 pmappl 248 3379 0 3350 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 403 0 133 9 0 9 9 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff834e3ff0) 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(ffffffff83670ef0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83670ef0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 reaper(ffff8000ffffcf38) at reaper+0x24b sys/kern/kern_exit.c:478 end trace frame: 0x0, count: 10 ddb{0}> trace x86_ipi_db(ffffffff834e3ff0) 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(ffffffff83670ef0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83670ef0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 reaper(ffff8000ffffcf38) at reaper+0x24b sys/kern/kern_exit.c:478 end trace frame: 0x0, count: -5 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(ffffffff830a5007) at panic+0x1e5 sys/kern/subr_prf.c:198 malloc(69662f2e,2,2) at malloc+0xcf4 sys/kern/kern_malloc.c:334 bpf_allocbufs(ffff800001333600) at bpf_allocbufs+0x85 sys/net/bpf.c:1659 bpf_setif(ffff800001333600,ffff80003c5e0910) at bpf_setif+0x17d sys/net/bpf.c:1201 bpfioctl(41700,8020426c,ffff80003c5e0910,3,ffff80002a495980) at bpfioctl+0xd2a sys/net/bpf.c:955 VOP_IOCTL(fffffd805d190bf0,8020426c,ffff80003c5e0910,3,fffffd807f7d3340,ffff80002a495980) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd80611ca688,8020426c,ffff80003c5e0910,ffff80002a495980) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002a495980,ffff80003c5e0af0,ffff80003c5e0a40) at sys_ioctl+0x5c3 syscall(ffff80003c5e0af0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5e0af0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe5ad2b220a0, count: 4 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830a5007) at panic+0x1e5 sys/kern/subr_prf.c:198 malloc(69662f2e,2,2) at malloc+0xcf4 sys/kern/kern_malloc.c:334 bpf_allocbufs(ffff800001333600) at bpf_allocbufs+0x85 sys/net/bpf.c:1659 bpf_setif(ffff800001333600,ffff80003c5e0910) at bpf_setif+0x17d sys/net/bpf.c:1201 bpfioctl(41700,8020426c,ffff80003c5e0910,3,ffff80002a495980) at bpfioctl+0xd2a sys/net/bpf.c:955 VOP_IOCTL(fffffd805d190bf0,8020426c,ffff80003c5e0910,3,fffffd807f7d3340,ffff80002a495980) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd80611ca688,8020426c,ffff80003c5e0910,ffff80002a495980) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002a495980,ffff80003c5e0af0,ffff80003c5e0a40) at sys_ioctl+0x5c3 syscall(ffff80003c5e0af0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5e0af0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe5ad2b220a0, count: -11