login: panic: pool_do_get: mbufpl free list modified: page 0xfffffd806cccb000; item addr 0xfffffd806cccb300; offset 0x0=0x0 != 0x514d00d96f4e560f Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 427273 15099 0 0x14000 0x200 0 systqmp db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff8249060f) at panic+0x15c sys/kern/subr_prf.c:207 pool_do_get(ffffffff828c79e0,2,ffff800020ed80c8) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff828c79e0,2) at pool_get+0xeb sys/kern/subr_pool.c:581 m_get(2,3) at m_get+0x4c sys/kern/uipc_mbuf.c:250 sbappendaddr(fffffd806f683000,fffffd806f683088,ffffffff824e2a00,fffffd806cccb200,0) at sbappendaddr+0x2e9 sys/kern/uipc_socket2.c:804 rtm_sendup(fffffd806f683000,fffffd806cccb200,0) at rtm_sendup+0xef sys/net/rtsock.c:594 route_input(fffffd806cccb200,0,2) at route_input+0x489 sys/net/rtsock.c:572 rtm_send(fffffd806f4887e0,2,0,0) at rtm_send+0x18d sys/net/rtsock.c:1659 rt_ifa_del(ffff800000aa2c00,400004,ffff800000aa2c68,0) at rt_ifa_del+0x3bb sys/net/route.c:1190 in_purgeaddr(ffff800000aa2c00) at in_purgeaddr+0x114 sys/netinet/in.c:752 in_ifdetach(ffff800000ac6000) at in_ifdetach+0x74 sys/netinet/in.c:971 if_detach(ffff800000ac6000) at if_detach+0x140 sys/net/if.c:1142 tun_clone_destroy(ffff800000ac6000) at tun_clone_destroy+0x1f2 sys/net/if_tun.c:329 end trace frame: 0xffff800020ed8770, count: 0 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 pool_do_get: mbufpl free list modified: page 0xfffffd806cccb000; item addr 0xfffffd806cccb300; offset 0x0=0x0 != 0x514d00d96f4e560f ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff8249060f) at panic+0x15c sys/kern/subr_prf.c:207 pool_do_get(ffffffff828c79e0,2,ffff800020ed80c8) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff828c79e0,2) at pool_get+0xeb sys/kern/subr_pool.c:581 m_get(2,3) at m_get+0x4c sys/kern/uipc_mbuf.c:250 sbappendaddr(fffffd806f683000,fffffd806f683088,ffffffff824e2a00,fffffd806cccb200,0) at sbappendaddr+0x2e9 sys/kern/uipc_socket2.c:804 rtm_sendup(fffffd806f683000,fffffd806cccb200,0) at rtm_sendup+0xef sys/net/rtsock.c:594 route_input(fffffd806cccb200,0,2) at route_input+0x489 sys/net/rtsock.c:572 rtm_send(fffffd806f4887e0,2,0,0) at rtm_send+0x18d sys/net/rtsock.c:1659 rt_ifa_del(ffff800000aa2c00,400004,ffff800000aa2c68,0) at rt_ifa_del+0x3bb sys/net/route.c:1190 in_purgeaddr(ffff800000aa2c00) at in_purgeaddr+0x114 sys/netinet/in.c:752 in_ifdetach(ffff800000ac6000) at in_ifdetach+0x74 sys/netinet/in.c:971 if_detach(ffff800000ac6000) at if_detach+0x140 sys/net/if.c:1142 tun_clone_destroy(ffff800000ac6000) at tun_clone_destroy+0x1f2 sys/net/if_tun.c:329 tun_dev_close(5d00,7) at tun_dev_close+0x160 sys/net/if_tun.c:480 spec_close(ffff800020ed87f0) at spec_close+0x311 sys/kern/spec_vnops.c:560 VOP_CLOSE(fffffd806e6980d8,7,fffffd807f7bf840,ffff800020ddc9c8) at VOP_CLOSE+0xc0 sys/kern/vfs_vops.c:174 vn_closefile(fffffd806cf80860,ffff800020ddc9c8) at vn_closefile+0xd7 vn_close sys/kern/vfs_vnops.c:298 [inline] vn_closefile(fffffd806cf80860,ffff800020ddc9c8) at vn_closefile+0xd7 sys/kern/vfs_vnops.c:614 fdrop(fffffd806cf80860,ffff800020ddc9c8) at fdrop+0xc2 sys/kern/kern_descrip.c:1279 closef(fffffd806cf80860,ffff800020ddc9c8) at closef+0x11c sys/kern/kern_descrip.c:1263 fdfree(ffff800020ddc9c8) at fdfree+0x101 sys/kern/kern_descrip.c:1195 exit1(ffff800020ddc9c8,0,9,1) at exit1+0x32c sys/kern/kern_exit.c:197 postsig(ffff800020ddc9c8,9) at postsig+0x4ed sigexit sys/kern/kern_sig.c:1483 [inline] postsig(ffff800020ddc9c8,9) at postsig+0x4ed sys/kern/kern_sig.c:1415 userret(ffff800020ddc9c8) at userret+0x199 sys/kern/kern_sig.c:1872 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7f7fffff7320, count: -25 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800020ed7f10 rbx 0xffff800020ed7fc0 rdx 0x8b rcx 0x2 rax 0x1 r8 0xffffffff81bc9d4f kprintf+0x16f r9 0x1 r10 0x2 r11 0x23023381324d8887 r12 0x3000000008 r13 0xffff800020ed7f20 r14 0x100 r15 0x1 rip 0xffffffff817b5708 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800020ed7f00 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.0) pid=485817 stat=onproc flags process=a proc=2000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff800020ddc758,0xffffffff828b3fa8 process=0xffff800020df0bb0 user=0xffff800020ed3000, vmspace=0xfffffd807f000b80 estcpu=36, cpticks=2, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 23105 265857 26192 0 3 0x82 thrsleep syz-execprog 23105 131593 26192 0 3 0x4000082 thrsleep syz-execprog 23105 215339 26192 0 3 0x4000082 thrsleep syz-execprog 23105 187679 26192 0 3 0x4000082 thrsleep syz-execprog 23105 398325 26192 0 3 0x4000082 thrsleep syz-execprog 23105 204401 26192 0 3 0x4000082 wait syz-execprog 23105 316002 26192 0 3 0x4000082 kqread syz-execprog 23105 322761 26192 0 3 0x4000082 thrsleep syz-execprog 23105 159872 26192 0 3 0x4000082 thrsleep syz-execprog 26192 300637 86076 0 3 0x10008a pause ksh 86076 255841 84982 0 3 0x92 select sshd 86595 463243 1 0 3 0x100083 ttyin getty 84982 316782 1 0 3 0x80 select sshd 54372 291838 81600 74 3 0x100092 bpf pflogd 81600 287305 1 0 3 0x80 netio pflogd 33805 342410 65417 73 3 0x100090 kqread syslogd 65417 60036 1 0 3 0x100082 netio syslogd 40402 301959 1 77 3 0x100090 poll dhclient 94378 41749 1 0 3 0x80 poll dhclient 58959 74210 0 0 3 0x14200 bored smr 11702 506908 0 0 3 0x14200 pgzero zerothread 17867 374826 0 0 3 0x14200 aiodoned aiodoned 61322 196298 0 0 3 0x14200 syncer update 83885 255155 0 0 3 0x14200 cleaner cleaner 36657 360549 0 0 3 0x14200 reaper reaper 97284 85690 0 0 3 0x14200 pgdaemon pagedaemon 24223 117862 0 0 3 0x14200 bored crynlk 60041 457478 0 0 3 0x14200 bored crypto 77882 416791 0 0 3 0x40014200 acpi0 acpi0 60809 460247 0 0 3 0x40014200 idle1 50740 234975 0 0 3 0x14200 bored softnet 15099 427273 0 0 7 0x14200 systqmp 80180 69689 0 0 3 0x14200 bored systq 70374 381798 0 0 3 0x40014200 bored softclock 87627 419543 0 0 3 0x40014200 idle0 1 224457 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex mbufpl r = 0 (0xffffffff828c79f0) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 mtx_enter_try+0x102 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 pool_get+0xbf sys/kern/subr_pool.c:578 #4 m_get+0x4c sys/kern/uipc_mbuf.c:250 #5 sbappendaddr+0x2e9 sys/kern/uipc_socket2.c:804 #6 rtm_sendup+0xef sys/net/rtsock.c:594 #7 route_input+0x489 sys/net/rtsock.c:572 #8 rtm_send+0x18d sys/net/rtsock.c:1659 #9 rt_ifa_del+0x3bb sys/net/route.c:1190 #10 in_purgeaddr+0x114 sys/netinet/in.c:752 #11 in_ifdetach+0x74 sys/netinet/in.c:971 #12 if_detach+0x140 sys/net/if.c:1142 #13 tun_clone_destroy+0x1f2 sys/net/if_tun.c:329 #14 tun_dev_close+0x160 sys/net/if_tun.c:480 #15 spec_close+0x311 sys/kern/spec_vnops.c:560 #16 VOP_CLOSE+0xc0 sys/kern/vfs_vops.c:174 #17 vn_closefile+0xd7 vn_close sys/kern/vfs_vnops.c:298 [inline] #17 vn_closefile+0xd7 sys/kern/vfs_vnops.c:614 #18 fdrop+0xc2 sys/kern/kern_descrip.c:1279 Process 15099 (systqmp) thread 0xffff800020d88270 (427273) shared rwlock systqmp r = 0 (0xffffffff827049c0) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 taskq_thread+0xdf sys/kern/kern_task.c:436 #2 proc_trampoline+0x1c ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9465 6396K 6396K 78643K 10560 0 pcb 13 8K 8K 78643K 13 0 rtable 81 2K 2K 78643K 163 0 ifaddr 37 9K 9K 78643K 39 0 counters 41 33K 33K 78643K 41 0 ioctlops 0 0K 4K 78643K 1468 0 mount 1 1K 1K 78643K 1 0 vnodes 1183 74K 75K 78643K 1188 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 1824 197K 290K 78643K 13058 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 72 11K 12K 78643K 943 0 UVM aobj 3 2K 2K 78643K 3 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 7 0K 0K 78643K 7 0 temp 29 3853K 3917K 78643K 1869 0 kqueue 3 4K 4K 78643K 3 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> 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 2 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 1 1 1 0 8 1 tcpcb 544 8 0 5 1 0 1 1 0 8 0 inpcb 296 34 0 28 1 0 1 1 0 8 0 nd6 48 3 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 256 144 0 1 9 0 9 9 0 8 0 art_table 32 145 0 1 2 0 2 2 0 8 0 art_node 16 33 0 5 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1424 0 22 88 0 88 88 0 8 0 ffsino 272 1424 0 22 94 0 94 94 0 8 0 nchpl 144 1643 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 4231 0 4231 1 0 1 1 0 8 1 percpumem 16 31 0 0 1 0 1 1 0 8 0 scxspl 192 4405 0 4405 2 1 1 2 0 8 1 plimitpl 152 15 0 8 1 0 1 1 0 8 0 sigapl 424 241 0 212 4 0 4 4 0 8 0 knotepl 112 47 0 38 1 0 1 1 0 8 0 kqueuepl 144 2 0 0 1 0 1 1 0 8 0 pipepl 304 77 0 71 1 0 1 1 0 8 0 fdescpl 496 226 0 212 3 0 3 3 0 8 0 filepl 152 1117 0 1061 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 62 0 53 1 0 1 1 0 8 0 zombiepl 144 213 0 212 1 0 1 1 0 8 0 processpl 992 241 0 212 5 0 5 5 0 8 1 procpl 624 249 0 212 4 0 4 4 0 8 1 sockpl 400 80 0 62 2 0 2 2 0 8 0 mcl4k 4096 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 77 0 0 10 0 10 10 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 111 0 0 7 0 7 7 0 8 0 mbufpl: pool(0xffffffff828c79e0:mbufpl): free list modified: page 0xfffffd806cccb000; item ordinal 0; addr 0xfffffd806cccb300 (p 0xfffffd806f72d000); offset 0x0=0x0 pool(mbufpl): free list modified: page 0xfffffd806cccb000; item ordinal 0; addr 0xfffffd806cccb300 (p 0xfffffd806f72d000); offset 0x0=0x0 mbufpl: pool(0xffffffff828c79e0:mbufpl): page inconsistency: page 0xfffffd806cccb000; item ordinal 1; addr 0xe4611c90fd4d1b4d bufpl 280 3050 0 133 209 0 209 209 0 8 0 anonpl 16 22351 0 20728 14 2 12 12 0 124 4 amapchunkpl 152 715 0 649 5 0 5 5 0 158 2 amappl16 192 142 0 111 2 0 2 2 0 8 0 amappl15 184 1 0 0 1 0 1 1 0 8 0 amappl14 176 30 0 26 1 0 1 1 0 8 0 amappl13 168 22 0 20 2 1 1 1 0 8 0 amappl12 160 13 0 10 2 1 1 1 0 8 0 amappl11 152 59 0 43 1 0 1 1 0 8 0 amappl10 144 20 0 17 1 0 1 1 0 8 0 amappl9 136 235 0 233 1 0 1 1 0 8 0 amappl8 128 273 0 265 1 0 1 1 0 8 0 amappl7 120 116 0 104 1 0 1 1 0 8 0 amappl6 112 22 0 20 2 1 1 1 0 8 0 amappl5 104 126 0 112 1 0 1 1 0 8 0 amappl4 96 495 0 468 1 0 1 1 0 8 0 amappl3 88 105 0 100 1 0 1 1 0 8 0 amappl2 80 902 0 843 2 0 2 2 0 8 0 amappl1 72 15471 0 15059 23 5 18 18 0 8 8 amappl 80 474 0 446 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 2 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 6419 0 6392 2 0 2 2 0 8 0 vmmpepl 168 32844 0 31917 82 9 73 73 0 357 30 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 113884 0 109890 104 0 104 104 0 265 70 pmappl 232 225 0 212 1 0 1 1 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 233 0 3 7 0 7 7 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff82766ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352 x86_ipi_handler() at x86_ipi_handler+0xc6 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __sanitizer_cov_trace_cmp4(559ce,4e12e) at __sanitizer_cov_trace_cmp4+0x64 sys/dev/kcov.c:137 __mp_lock(ffffffff8292e568) at __mp_lock+0x139 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff8292e568) at __mp_lock+0x139 sys/kern/kern_lock.c:147 softintr_dispatch(0) at softintr_dispatch+0x4e sys/arch/amd64/amd64/softintr.c:89 Xsoftclock() at Xsoftclock+0x1f __mp_release_all(ffffffff8292e568) at __mp_release_all+0xbe sys/kern/kern_lock.c:197 msleep(ffffffff82704950,ffffffff82704968,20,ffffffff8242f691,0) at msleep+0x19b sys/kern/kern_synch.c:233 taskq_next_work(ffffffff82704950,ffff800020da3728) at taskq_next_work+0x8d sys/kern/kern_task.c:394 taskq_thread(ffffffff82704950) at taskq_thread+0x135 sys/kern/kern_task.c:434 end trace frame: 0x0, count: 4 ddb{0}> trace x86_ipi_db(ffffffff82766ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352 x86_ipi_handler() at x86_ipi_handler+0xc6 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __sanitizer_cov_trace_cmp4(559ce,4e12e) at __sanitizer_cov_trace_cmp4+0x64 sys/dev/kcov.c:137 __mp_lock(ffffffff8292e568) at __mp_lock+0x139 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff8292e568) at __mp_lock+0x139 sys/kern/kern_lock.c:147 softintr_dispatch(0) at softintr_dispatch+0x4e sys/arch/amd64/amd64/softintr.c:89 Xsoftclock() at Xsoftclock+0x1f __mp_release_all(ffffffff8292e568) at __mp_release_all+0xbe sys/kern/kern_lock.c:197 msleep(ffffffff82704950,ffffffff82704968,20,ffffffff8242f691,0) at msleep+0x19b sys/kern/kern_synch.c:233 taskq_next_work(ffffffff82704950,ffff800020da3728) at taskq_next_work+0x8d sys/kern/kern_task.c:394 taskq_thread(ffffffff82704950) at taskq_thread+0x135 sys/kern/kern_task.c:434 end trace frame: 0x0, count: -11 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x18: addq $0x8,%rsp db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff8249060f) at panic+0x15c sys/kern/subr_prf.c:207 pool_do_get(ffffffff828c79e0,2,ffff800020ed80c8) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff828c79e0,2) at pool_get+0xeb sys/kern/subr_pool.c:581 m_get(2,3) at m_get+0x4c sys/kern/uipc_mbuf.c:250 sbappendaddr(fffffd806f683000,fffffd806f683088,ffffffff824e2a00,fffffd806cccb200,0) at sbappendaddr+0x2e9 sys/kern/uipc_socket2.c:804 rtm_sendup(fffffd806f683000,fffffd806cccb200,0) at rtm_sendup+0xef sys/net/rtsock.c:594 route_input(fffffd806cccb200,0,2) at route_input+0x489 sys/net/rtsock.c:572 rtm_send(fffffd806f4887e0,2,0,0) at rtm_send+0x18d sys/net/rtsock.c:1659 rt_ifa_del(ffff800000aa2c00,400004,ffff800000aa2c68,0) at rt_ifa_del+0x3bb sys/net/route.c:1190 in_purgeaddr(ffff800000aa2c00) at in_purgeaddr+0x114 sys/netinet/in.c:752 in_ifdetach(ffff800000ac6000) at in_ifdetach+0x74 sys/netinet/in.c:971 if_detach(ffff800000ac6000) at if_detach+0x140 sys/net/if.c:1142 tun_clone_destroy(ffff800000ac6000) at tun_clone_destroy+0x1f2 sys/net/if_tun.c:329 end trace frame: 0xffff800020ed8770, count: 0 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff8249060f) at panic+0x15c sys/kern/subr_prf.c:207 pool_do_get(ffffffff828c79e0,2,ffff800020ed80c8) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff828c79e0,2) at pool_get+0xeb sys/kern/subr_pool.c:581 m_get(2,3) at m_get+0x4c sys/kern/uipc_mbuf.c:250 sbappendaddr(fffffd806f683000,fffffd806f683088,ffffffff824e2a00,fffffd806cccb200,0) at sbappendaddr+0x2e9 sys/kern/uipc_socket2.c:804 rtm_sendup(fffffd806f683000,fffffd806cccb200,0) at rtm_sendup+0xef sys/net/rtsock.c:594 route_input(fffffd806cccb200,0,2) at route_input+0x489 sys/net/rtsock.c:572 rtm_send(fffffd806f4887e0,2,0,0) at rtm_send+0x18d sys/net/rtsock.c:1659 rt_ifa_del(ffff800000aa2c00,400004,ffff800000aa2c68,0) at rt_ifa_del+0x3bb sys/net/route.c:1190 in_purgeaddr(ffff800000aa2c00) at in_purgeaddr+0x114 sys/netinet/in.c:752 in_ifdetach(ffff800000ac6000) at in_ifdetach+0x74 sys/netinet/in.c:971 if_detach(ffff800000ac6000) at if_detach+0x140 sys/net/if.c:1142 tun_clone_destroy(ffff800000ac6000) at tun_clone_destroy+0x1f2 sys/net/if_tun.c:329 tun_dev_close(5d00,7) at tun_dev_close+0x160 sys/net/if_tun.c:480 spec_close(ffff800020ed87f0) at spec_close+0x311 sys/kern/spec_vnops.c:560 VOP_CLOSE(fffffd806e6980d8,7,fffffd807f7bf840,ffff800020ddc9c8) at VOP_CLOSE+0xc0 sys/kern/vfs_vops.c:174 vn_closefile(fffffd806cf80860,ffff800020ddc9c8) at vn_closefile+0xd7 vn_close sys/kern/vfs_vnops.c:298 [inline] vn_closefile(fffffd806cf80860,ffff800020ddc9c8) at vn_closefile+0xd7 sys/kern/vfs_vnops.c:614 fdrop(fffffd806cf80860,ffff800020ddc9c8) at fdrop+0xc2 sys/kern/kern_descrip.c:1279 closef(fffffd806cf80860,ffff800020ddc9c8) at closef+0x11c sys/kern/kern_descrip.c:1263 fdfree(ffff800020ddc9c8) at fdfree+0x101 sys/kern/kern_descrip.c:1195 exit1(ffff800020ddc9c8,0,9,1) at exit1+0x32c sys/kern/kern_exit.c:197 postsig(ffff800020ddc9c8,9) at postsig+0x4ed sigexit sys/kern/kern_sig.c:1483 [inline] postsig(ffff800020ddc9c8,9) at postsig+0x4ed sys/kern/kern_sig.c:1415 userret(ffff800020ddc9c8) at userret+0x199 sys/kern/kern_sig.c:1872 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7f7fffff7320, count: -25 ddb{1}>