panic: pool_do_get: mbufpl free list modified: page 0xfffffd806c76a000; item addr 0xfffffd806c76ad00; offset 0x0=0x445aa20000000000 != 0x445aa2c54f9c2d78 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 51093 72432 0 0 0x4000000 0K syz-executor.0 371898 52320 77 0x100010 0x80 1 dhclient db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff82494e82) at panic+0x15c sys/kern/subr_prf.c:207 pool_do_get(ffffffff828ee6f8,2,ffff8000222ebaa8) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff828ee6f8,2) at pool_get+0xeb sys/kern/subr_pool.c:581 m_gethdr(2,1) at m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 rtm_msg1(1,ffff8000222ebc00) at rtm_msg1+0x6e sys/net/rtsock.c:1534 rtm_send(fffffd8067c55318,1,0,0) at rtm_send+0x120 rtm_miss sys/net/rtsock.c:1679 [inline] rtm_send(fffffd8067c55318,1,0,0) at rtm_send+0x120 sys/net/rtsock.c:1657 rt_ifa_add(ffff800000b0bc00,240404,ffff800000b0bc40,0) at rt_ifa_add+0x2b9 sys/net/route.c:1141 rt_ifa_addlocal(ffff800000b0bc00) at rt_ifa_addlocal+0x16d sys/net/route.c:1238 in_ifinit(ffff800000ac5000,ffff800000b0bc00,ffff8000222ec1a0,0) at in_ifinit+0x1cf sys/netinet/in.c:688 in_ioctl_change_ifaddr(8040691a,ffff8000222ec190,ffff800000ac5000,1) at in_ioctl_change_ifaddr+0x68c sys/netinet/in.c:519 in_ioctl(8040691a,ffff8000222ec190,ffff800000ac5000,1) at in_ioctl+0x2fb sys/netinet/in.c:246 ifioctl(fffffd806f680000,8040691a,ffff8000222ec190,ffff800020e09018) at ifioctl+0xe70 sys/net/if.c:2282 soo_ioctl(fffffd8068567d28,8040691a,ffff8000222ec190,ffff800020e09018) at soo_ioctl+0x27c sys/kern/sys_socket.c:138 end trace frame: 0xffff8000222ec290, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic pool_do_get: mbufpl free list modified: page 0xfffffd806c76a000; item addr 0xfffffd806c76ad00; offset 0x0=0x445aa20000000000 != 0x445aa2c54f9c2d78 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff82494e82) at panic+0x15c sys/kern/subr_prf.c:207 pool_do_get(ffffffff828ee6f8,2,ffff8000222ebaa8) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff828ee6f8,2) at pool_get+0xeb sys/kern/subr_pool.c:581 m_gethdr(2,1) at m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 rtm_msg1(1,ffff8000222ebc00) at rtm_msg1+0x6e sys/net/rtsock.c:1534 rtm_send(fffffd8067c55318,1,0,0) at rtm_send+0x120 rtm_miss sys/net/rtsock.c:1679 [inline] rtm_send(fffffd8067c55318,1,0,0) at rtm_send+0x120 sys/net/rtsock.c:1657 rt_ifa_add(ffff800000b0bc00,240404,ffff800000b0bc40,0) at rt_ifa_add+0x2b9 sys/net/route.c:1141 rt_ifa_addlocal(ffff800000b0bc00) at rt_ifa_addlocal+0x16d sys/net/route.c:1238 in_ifinit(ffff800000ac5000,ffff800000b0bc00,ffff8000222ec1a0,0) at in_ifinit+0x1cf sys/netinet/in.c:688 in_ioctl_change_ifaddr(8040691a,ffff8000222ec190,ffff800000ac5000,1) at in_ioctl_change_ifaddr+0x68c sys/netinet/in.c:519 in_ioctl(8040691a,ffff8000222ec190,ffff800000ac5000,1) at in_ioctl+0x2fb sys/netinet/in.c:246 ifioctl(fffffd806f680000,8040691a,ffff8000222ec190,ffff800020e09018) at ifioctl+0xe70 sys/net/if.c:2282 soo_ioctl(fffffd8068567d28,8040691a,ffff8000222ec190,ffff800020e09018) at soo_ioctl+0x27c sys/kern/sys_socket.c:138 sys_ioctl(ffff800020e09018,ffff8000222ec2a8,ffff8000222ec2f0) at sys_ioctl+0x4a5 syscall(ffff8000222ec370) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000222ec370) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x199a648b860, count: -17 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff8000222eb8f0 rbx 0xffff8000222eb9a0 rdx 0x8b rcx 0x2 rax 0x1 r8 0xffffffff8196d1bf kprintf+0x16f r9 0x1 r10 0x2 r11 0xc63755cb0ffab70b r12 0x3000000008 r13 0xffff8000222eb900 r14 0x100 r15 0x1 rip 0xffffffff811fcd98 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff8000222eb8e0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.0) pid=51093 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=79, nice=20 forw=0xffffffffffffffff, list=0xffff800020e0a398,0xffff800020e0a618 process=0xffff800020df1750 user=0xffff8000222e7000, vmspace=0xfffffd806466e180 estcpu=29, cpticks=2, pctcpu=0.0 user=0, sys=2, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 72432 68836 2595 0 2 0 syz-executor.0 *72432 51093 2595 0 7 0x4000000 syz-executor.0 72432 123607 2595 0 3 0x4000080 fsleep syz-executor.0 30918 488069 0 0 3 0x14200 bored sosplice 14620 28569 54385 0 3 0x82 piperd syz-executor.1 2595 442774 54385 0 3 0x82 nanosleep syz-executor.0 54385 510007 52600 0 3 0x82 thrsleep syz-fuzzer 54385 199946 52600 0 3 0x4000082 nanosleep syz-fuzzer 54385 201894 52600 0 3 0x4000082 thrsleep syz-fuzzer 54385 433190 52600 0 3 0x4000082 thrsleep syz-fuzzer 54385 265096 52600 0 3 0x4000082 thrsleep syz-fuzzer 54385 136445 52600 0 3 0x4000082 kqread syz-fuzzer 54385 374637 52600 0 2 0x4000002 syz-fuzzer 54385 377141 52600 0 3 0x4000082 thrsleep syz-fuzzer 54385 199082 52600 0 3 0x4000082 thrsleep syz-fuzzer 54385 400214 52600 0 3 0x4000082 thrsleep syz-fuzzer 52600 28198 72285 0 3 0x10008a pause ksh 72285 482797 74031 0 3 0x92 select sshd 67 520404 1 0 3 0x100083 ttyin getty 74031 124654 1 0 3 0x80 select sshd 84793 505664 37990 74 3 0x100092 bpf pflogd 37990 352642 1 0 3 0x80 netio pflogd 99465 435372 69550 73 3 0x100090 kqread syslogd 69550 27293 1 0 3 0x100082 netio syslogd 52320 371898 1 77 7 0x100090 dhclient 6056 142132 1 0 3 0x80 poll dhclient 64429 331563 0 0 3 0x14200 bored smr 77728 360597 0 0 2 0x14200 zerothread 85834 356743 0 0 3 0x14200 aiodoned aiodoned 22903 294218 0 0 3 0x14200 syncer update 80133 370831 0 0 3 0x14200 cleaner cleaner 298 224649 0 0 3 0x14200 reaper reaper 58472 16928 0 0 3 0x14200 pgdaemon pagedaemon 78968 454635 0 0 3 0x14200 bored crynlk 6789 43179 0 0 3 0x14200 bored crypto 94953 411783 0 0 3 0x40014200 acpi0 acpi0 79394 334887 0 0 3 0x40014200 idle1 9477 5192 0 0 3 0x14200 bored softnet 58435 65354 0 0 3 0x14200 bored systqmp 78010 260507 0 0 3 0x14200 bored systq 65888 48516 0 0 3 0x40014200 bored softclock 30864 276153 0 0 3 0x40014200 idle0 1 500255 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex mbufpl r = 0 (0xffffffff828ee708) #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_gethdr+0x4c sys/kern/uipc_mbuf.c:283 #5 rtm_msg1+0x6e sys/net/rtsock.c:1534 #6 rtm_send+0x120 rtm_miss sys/net/rtsock.c:1679 [inline] #6 rtm_send+0x120 sys/net/rtsock.c:1657 #7 rt_ifa_add+0x2b9 sys/net/route.c:1141 #8 rt_ifa_addlocal+0x16d sys/net/route.c:1238 #9 in_ifinit+0x1cf sys/netinet/in.c:688 #10 in_ioctl_change_ifaddr+0x68c sys/netinet/in.c:519 #11 in_ioctl+0x2fb sys/netinet/in.c:246 #12 ifioctl+0xe70 sys/net/if.c:2282 #13 soo_ioctl+0x27c sys/kern/sys_socket.c:138 #14 sys_ioctl+0x4a5 #15 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #15 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #16 Xsyscall+0x128 Process 72432 (syz-executor.0) thread 0xffff800020e09018 (51093) exclusive rwlock netlock r = 0 (0xffffffff8279dec8) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 in_ioctl_change_ifaddr+0x91 #2 in_ioctl+0x2fb sys/netinet/in.c:246 #3 ifioctl+0xe70 sys/net/if.c:2282 #4 soo_ioctl+0x27c sys/kern/sys_socket.c:138 #5 sys_ioctl+0x4a5 #6 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #6 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #7 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff828b8098) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 soo_ioctl+0x26a sys/kern/sys_socket.c:138 #2 sys_ioctl+0x4a5 #3 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #3 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #4 Xsyscall+0x128 exclusive mutex mbufpl r = 0 (0xffffffff828ee708) #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_gethdr+0x4c sys/kern/uipc_mbuf.c:283 #5 rtm_msg1+0x6e sys/net/rtsock.c:1534 #6 rtm_send+0x120 rtm_miss sys/net/rtsock.c:1679 [inline] #6 rtm_send+0x120 sys/net/rtsock.c:1657 #7 rt_ifa_add+0x2b9 sys/net/route.c:1141 #8 rt_ifa_addlocal+0x16d sys/net/route.c:1238 #9 in_ifinit+0x1cf sys/netinet/in.c:688 #10 in_ioctl_change_ifaddr+0x68c sys/netinet/in.c:519 #11 in_ioctl+0x2fb sys/netinet/in.c:246 #12 ifioctl+0xe70 sys/net/if.c:2282 #13 soo_ioctl+0x27c sys/kern/sys_socket.c:138 #14 sys_ioctl+0x4a5 #15 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #15 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #16 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9505 6426K 7054K 78643K 11289 0 pcb 13 8K 8K 78643K 69 0 rtable 86 2K 7K 78643K 333 0 ifaddr 68 14K 14K 78643K 106 0 sysctl 2 0K 0K 78643K 2 0 counters 43 33K 33K 78643K 43 0 ioctlops 0 0K 4K 78643K 1529 0 iov 0 0K 16K 78643K 42 0 mount 1 1K 1K 78643K 1 0 vnodes 1222 77K 77K 78643K 1411 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 11 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 1K 78643K 106 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 5 13K 25K 78643K 347 0 proc 61 63K 95K 78643K 481 0 subproc 32 2K 2K 78643K 34 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 20 0 in_multi 52 2K 2K 78643K 92 0 ether_multi 1 0K 0K 78643K 9 0 mrt 0 0K 0K 78643K 5 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 43 201K 201K 78643K 43 0 exec 0 0K 1K 78643K 230 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 137 72K 72K 78643K 1958 0 UVM aobj 14 2K 2K 78643K 17 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 38 0 NDP 10 0K 0K 78643K 15 0 temp 107 3858K 3922K 78643K 12268 0 kqueue 3 4K 8K 78643K 8 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 7 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 23 0 21 1 0 1 1 0 8 0 rtentry 112 57 0 23 2 0 2 2 0 8 0 unpcb 120 108 0 98 1 0 1 1 0 8 0 syncache 264 8 0 8 3 3 0 1 0 8 0 tcpqe 32 316 0 316 1 1 0 1 0 8 0 tcpcb 544 124 0 118 2 0 2 2 0 8 1 ipq 40 1 0 1 1 0 1 1 0 8 1 ipqe 40 2 0 2 1 0 1 1 0 8 1 inpcb 296 370 0 361 5 3 2 2 0 8 1 nd6 48 9 0 5 1 0 1 1 0 8 0 pkpcb 40 6 0 6 1 1 0 1 0 8 0 pffrag 232 2 0 2 2 2 0 1 0 482 0 pffrnode 88 2 0 2 2 2 0 1 0 8 0 pffrent 40 49 0 49 2 2 0 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 pfrktable 1344 36 0 36 3 3 0 1 0 8 0 pfstitem 24 40 0 15 1 0 1 1 0 8 0 pfstkey 112 40 0 15 1 0 1 1 0 8 0 pfstate 328 40 0 15 3 0 3 3 0 8 0 pfrule 1360 28 0 24 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 286 0 93 14 1 13 13 0 8 0 art_table 32 287 0 93 2 0 2 2 0 8 0 art_node 16 56 0 25 1 0 1 1 0 8 0 sysvmsgpl 40 28 0 14 1 0 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 100 0 90 1 0 1 1 0 8 0 shmpl 112 14 0 4 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1829 0 425 89 1 88 89 0 8 0 ffsino 272 1829 0 425 95 1 94 94 0 8 0 nchpl 144 2561 0 951 60 0 60 60 0 8 0 uvmvnodes 72 2031 0 0 37 0 37 37 0 8 0 vnodes 208 2031 0 0 107 0 107 107 0 8 0 namei 1024 7211 0 7211 3 2 1 1 0 8 1 percpumem 16 32 0 0 1 0 1 1 0 8 0 vcpupl 1984 13 0 0 2 0 2 2 0 8 0 vmpool 560 14 0 1 1 0 1 1 0 8 0 pfiaddrpl 120 11 0 11 3 3 0 1 0 8 0 scxspl 192 7404 0 7404 9 8 1 7 0 8 1 plimitpl 152 40 0 32 1 0 1 1 0 8 0 sigapl 424 563 0 531 4 0 4 4 0 8 0 futexpl 56 5784 0 5783 2 1 1 1 0 8 0 knotepl 112 66 0 47 1 0 1 1 0 8 0 kqueuepl 144 33 0 31 1 0 1 1 0 8 0 pipepl 304 103 0 93 1 0 1 1 0 8 0 fdescpl 496 547 0 531 3 0 3 3 0 8 0 filepl 152 3112 0 3010 6 1 5 5 0 8 1 lockfpl 104 232 0 231 1 0 1 1 0 8 0 lockfspl 48 69 0 68 1 0 1 1 0 8 0 sessionpl 112 18 0 7 1 0 1 1 0 8 0 pgrppl 48 20 0 9 1 0 1 1 0 8 0 ucredpl 96 311 0 301 1 0 1 1 0 8 0 zombiepl 144 531 0 531 2 1 1 1 0 8 1 processpl 992 563 0 531 8 3 5 5 0 8 1 procpl 624 1185 0 1142 4 0 4 4 0 8 0 sosppl 128 8 0 8 2 2 0 1 0 8 0 sockpl 400 508 0 487 7 2 5 5 0 8 2 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 6 0 0 1 0 1 1 0 8 0 mcl4k 4096 9 0 0 2 0 2 2 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 177 0 0 22 0 22 22 0 8 0 mtagpl 96 69 0 0 2 0 2 2 0 8 0 mbufpl 256 391 0 0 23 0 23 23 0 8 0 mbufpl: pool(0xffffffff828ee6f8:mbufpl): free list modified: page 0xfffffd80669c3000; item ordinal 6; addr 0xfffffd80669c3f00 (p 0xfffffd8067b82000); offset 0x0=0x0 pool(mbufpl): free list modified: page 0xfffffd80669c3000; item ordinal 6; addr 0xfffffd80669c3f00 (p 0xfffffd8067b82000); offset 0x0=0x0 mbufpl: pool(0xffffffff828ee6f8:mbufpl): page inconsistency: page 0xfffffd80669c3000; item ordinal 7; addr 0x335ea9ff0750df54 mbufpl: pool(0xffffffff828ee6f8:mbufpl): free list modified: page 0xfffffd806c76a000; item ordinal 0; addr 0xfffffd806c76ad00 (p 0xfffffd8078ec5000); offset 0x0=0x445aa20000000000 bufpl 280 3881 0 133 268 0 268 268 0 8 0 anonpl 16 62248 0 45069 72 2 70 70 0 124 1 amapchunkpl 152 2567 0 2404 8 0 8 8 0 158 0 amappl16 192 2080 0 1151 47 0 47 47 0 8 0 amappl15 184 2 0 1 2 1 1 1 0 8 0 amappl14 176 23 0 19 1 0 1 1 0 8 0 amappl13 168 343 0 337 1 0 1 1 0 8 0 amappl12 160 302 0 297 1 0 1 1 0 8 0 amappl11 152 56 0 41 1 0 1 1 0 8 0 amappl10 144 28 0 21 1 0 1 1 0 8 0 amappl9 136 389 0 388 1 0 1 1 0 8 0 amappl8 128 361 0 322 2 0 2 2 0 8 0 amappl7 120 118 0 106 1 0 1 1 0 8 0 amappl6 112 25 0 21 2 1 1 1 0 8 0 amappl5 104 446 0 429 1 0 1 1 0 8 0 amappl4 96 506 0 478 1 0 1 1 0 8 0 amappl3 88 115 0 110 1 0 1 1 0 8 0 amappl2 80 3698 0 3628 2 0 2 2 0 8 0 amappl1 72 23963 0 23499 23 13 10 18 0 8 0 amappl 80 1427 0 1377 2 0 2 2 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 16 0 3 1 0 1 1 0 8 0 uaddrrnd 24 561 0 532 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 561 0 532 1 0 1 1 0 8 0 vmmpekpl 168 7278 0 7240 2 0 2 2 0 8 0 vmmpepl 168 75286 0 73137 123 28 95 113 0 357 1 vmsppl 368 560 0 532 3 0 3 3 0 8 0 pdppl 4096 1129 0 1077 8 1 7 7 0 8 0 pvpl 32 210283 0 189901 172 3 169 170 0 265 4 pmappl 232 560 0 532 2 0 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 283 0 11 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff82494e82) at panic+0x15c sys/kern/subr_prf.c:207 pool_do_get(ffffffff828ee6f8,2,ffff8000222ebaa8) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff828ee6f8,2) at pool_get+0xeb sys/kern/subr_pool.c:581 m_gethdr(2,1) at m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 rtm_msg1(1,ffff8000222ebc00) at rtm_msg1+0x6e sys/net/rtsock.c:1534 rtm_send(fffffd8067c55318,1,0,0) at rtm_send+0x120 rtm_miss sys/net/rtsock.c:1679 [inline] rtm_send(fffffd8067c55318,1,0,0) at rtm_send+0x120 sys/net/rtsock.c:1657 rt_ifa_add(ffff800000b0bc00,240404,ffff800000b0bc40,0) at rt_ifa_add+0x2b9 sys/net/route.c:1141 rt_ifa_addlocal(ffff800000b0bc00) at rt_ifa_addlocal+0x16d sys/net/route.c:1238 in_ifinit(ffff800000ac5000,ffff800000b0bc00,ffff8000222ec1a0,0) at in_ifinit+0x1cf sys/netinet/in.c:688 in_ioctl_change_ifaddr(8040691a,ffff8000222ec190,ffff800000ac5000,1) at in_ioctl_change_ifaddr+0x68c sys/netinet/in.c:519 in_ioctl(8040691a,ffff8000222ec190,ffff800000ac5000,1) at in_ioctl+0x2fb sys/netinet/in.c:246 ifioctl(fffffd806f680000,8040691a,ffff8000222ec190,ffff800020e09018) at ifioctl+0xe70 sys/net/if.c:2282 soo_ioctl(fffffd8068567d28,8040691a,ffff8000222ec190,ffff800020e09018) at soo_ioctl+0x27c sys/kern/sys_socket.c:138 sys_ioctl(ffff800020e09018,ffff8000222ec2a8,ffff8000222ec2f0) at sys_ioctl+0x4a5 syscall(ffff8000222ec370) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000222ec370) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x199a648b860, count: -17 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffff800020d70ff0) 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 __mp_lock(ffffffff828b7e90) at __mp_lock+0x127 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828b7e90) at __mp_lock+0x127 sys/kern/kern_lock.c:147 __mp_acquire_count(ffffffff828b7e90,2) at __mp_acquire_count+0x51 sys/kern/kern_lock.c:227 mi_switch() at mi_switch+0x392 sys/kern/sched_bsd.c:435 sleep_finish(ffff800020e18b80,1) at sleep_finish+0x113 sys/kern/kern_synch.c:418 sleep_finish_all(ffff800020e18b80,1) at sleep_finish_all+0x32 sleep_finish_timeout sys/kern/kern_synch.c:447 [inline] sleep_finish_all(ffff800020e18b80,1) at sleep_finish_all+0x32 sys/kern/kern_synch.c:393 tsleep(ffffffff828ba2ac,118,ffffffff82460d86,ccccc78) at tsleep+0x1cc sys/kern/kern_synch.c:155 doppoll(ffff800020ddc4e8,7f7ffffbc140,3,ffff800020e18d18,0,ffff800020e18dd0) at doppoll+0x57e sys/kern/sys_generic.c:968 sys_poll(ffff800020ddc4e8,ffff800020e18d80,ffff800020e18dd0) at sys_poll+0xa6 syscall(ffff800020e18e50) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020e18e50) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffbc120, count: 2 ddb{1}> trace x86_ipi_db(ffff800020d70ff0) 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 __mp_lock(ffffffff828b7e90) at __mp_lock+0x127 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828b7e90) at __mp_lock+0x127 sys/kern/kern_lock.c:147 __mp_acquire_count(ffffffff828b7e90,2) at __mp_acquire_count+0x51 sys/kern/kern_lock.c:227 mi_switch() at mi_switch+0x392 sys/kern/sched_bsd.c:435 sleep_finish(ffff800020e18b80,1) at sleep_finish+0x113 sys/kern/kern_synch.c:418 sleep_finish_all(ffff800020e18b80,1) at sleep_finish_all+0x32 sleep_finish_timeout sys/kern/kern_synch.c:447 [inline] sleep_finish_all(ffff800020e18b80,1) at sleep_finish_all+0x32 sys/kern/kern_synch.c:393 tsleep(ffffffff828ba2ac,118,ffffffff82460d86,ccccc78) at tsleep+0x1cc sys/kern/kern_synch.c:155 doppoll(ffff800020ddc4e8,7f7ffffbc140,3,ffff800020e18d18,0,ffff800020e18dd0) at doppoll+0x57e sys/kern/sys_generic.c:968 sys_poll(ffff800020ddc4e8,ffff800020e18d80,ffff800020e18dd0) at sys_poll+0xa6 syscall(ffff800020e18e50) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020e18e50) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffbc120, count: -13