login: panic: pool_do_get: art_heap4 free list modified: page 0xfffffd8079b5c000; item addr 0xfffffd8079b5c000; offset 0x0=0xb600000000000000 != 0xb6bb2dbc0595536b Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 510175 14205 0 0 0 0 syz-executor.0 *133667 14205 0 0 0x4000000 1K syz-executor.0 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff8247aa02) at panic+0x15c sys/kern/subr_prf.c:207 pool_do_get(ffffffff828ecd60,a,ffff800023f207f8) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff828ecd60,a) at pool_get+0xeb sys/kern/subr_pool.c:581 art_table_get(ffff800000676500,fffffd80684d87e8,10) at art_table_get+0x12e sys/net/art.c:722 art_insert(ffff800000676500,fffffd806f765a00,ffff800000b52788,80) at art_insert+0x155 sys/net/art.c:387 rtable_insert(0,ffff800000b52780,0,ffff800000ac2f80,1,fffffd8067b2c0e8) at rtable_insert+0x2f6 rtrequest(1,ffff800023f20b18,1,ffff800023f20be0,0) at rtrequest+0x8bf sys/net/route.c:941 rt_ifa_add(ffff800000b4a100,240404,ffff800000b4a140,0) at rt_ifa_add+0x25c sys/net/route.c:1131 rt_ifa_addlocal(ffff800000b4a100) at rt_ifa_addlocal+0x16d sys/net/route.c:1238 in6_update_ifa(ffff800000ac3000,ffff800023f20ea0,0) at in6_update_ifa+0x13bb sys/netinet6/in6.c:723 in6_ifattach_linklocal(ffff800000ac3000,0) at in6_ifattach_linklocal+0x2a2 sys/netinet6/in6_ifattach.c:281 in6_ifattach(ffff800000ac3000) at in6_ifattach+0x1b8 sys/netinet6/in6_ifattach.c:401 ifnewlladdr(ffff800000ac3000) at ifnewlladdr+0x119 sys/net/if.c:3120 end trace frame: 0xffff800023f210e0, 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: art_heap4 free list modified: page 0xfffffd8079b5c000; item addr 0xfffffd8079b5c000; offset 0x0=0xb600000000000000 != 0xb6bb2dbc0595536b ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff8247aa02) at panic+0x15c sys/kern/subr_prf.c:207 pool_do_get(ffffffff828ecd60,a,ffff800023f207f8) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff828ecd60,a) at pool_get+0xeb sys/kern/subr_pool.c:581 art_table_get(ffff800000676500,fffffd80684d87e8,10) at art_table_get+0x12e sys/net/art.c:722 art_insert(ffff800000676500,fffffd806f765a00,ffff800000b52788,80) at art_insert+0x155 sys/net/art.c:387 rtable_insert(0,ffff800000b52780,0,ffff800000ac2f80,1,fffffd8067b2c0e8) at rtable_insert+0x2f6 rtrequest(1,ffff800023f20b18,1,ffff800023f20be0,0) at rtrequest+0x8bf sys/net/route.c:941 rt_ifa_add(ffff800000b4a100,240404,ffff800000b4a140,0) at rt_ifa_add+0x25c sys/net/route.c:1131 rt_ifa_addlocal(ffff800000b4a100) at rt_ifa_addlocal+0x16d sys/net/route.c:1238 in6_update_ifa(ffff800000ac3000,ffff800023f20ea0,0) at in6_update_ifa+0x13bb sys/netinet6/in6.c:723 in6_ifattach_linklocal(ffff800000ac3000,0) at in6_ifattach_linklocal+0x2a2 sys/netinet6/in6_ifattach.c:281 in6_ifattach(ffff800000ac3000) at in6_ifattach+0x1b8 sys/netinet6/in6_ifattach.c:401 ifnewlladdr(ffff800000ac3000) at ifnewlladdr+0x119 sys/net/if.c:3120 ifioctl(fffffd80651ed1b8,8020691f,ffff800023f21160,ffff800020e22c48) at ifioctl+0x1b3e sys/net/if.c:2196 soo_ioctl(fffffd807c44c130,8020691f,ffff800023f21160,ffff800020e22c48) at soo_ioctl+0x27c sys/kern/sys_socket.c:138 sys_ioctl(ffff800020e22c48,ffff800023f21278,ffff800023f212c0) at sys_ioctl+0x4a5 syscall(ffff800023f21340) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800023f21340) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xfb1d8a48d80, count: -19 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800023f20640 rbx 0xffff800023f206f0 rdx 0x8b rcx 0x2 rax 0x1 r8 0xffffffff819672cf kprintf+0x16f r9 0x1 r10 0x2 r11 0xa8ff3e44c0ac8693 r12 0x3000000008 r13 0xffff800023f20650 r14 0x100 r15 0x1 rip 0xffffffff8143b848 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800023f20630 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.0) pid=133667 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff800020e22018,0xffffffff828a02e8 process=0xffff800020e08f80 user=0xffff800023f1c000, vmspace=0xfffffd806514c010 estcpu=36, cpticks=2, pctcpu=0.0 user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 14205 510175 90147 0 7 0 syz-executor.0 *14205 133667 90147 0 7 0x4000000 syz-executor.0 94149 273797 1 0 3 0x100083 ttyin getty 18833 449541 0 0 3 0x14200 bored sosplice 92357 43678 98793 0 3 0x82 nanosleep syz-executor.1 90147 470154 98793 0 3 0x82 nanosleep syz-executor.0 98793 471218 60122 0 3 0x82 thrsleep syz-fuzzer 98793 464716 60122 0 3 0x4000082 nanosleep syz-fuzzer 98793 499892 60122 0 3 0x4000082 thrsleep syz-fuzzer 98793 233882 60122 0 3 0x4000082 thrsleep syz-fuzzer 98793 33294 60122 0 3 0x4000082 thrsleep syz-fuzzer 98793 262097 60122 0 3 0x4000082 thrsleep syz-fuzzer 98793 412625 60122 0 3 0x4000082 thrsleep syz-fuzzer 98793 47466 60122 0 3 0x4000082 thrsleep syz-fuzzer 98793 57462 60122 0 3 0x4000082 thrsleep syz-fuzzer 98793 26651 60122 0 3 0x4000082 thrsleep syz-fuzzer 98793 244055 60122 0 3 0x4000082 kqread syz-fuzzer 60122 56720 4224 0 3 0x10008a pause ksh 4224 286386 19079 0 3 0x92 select sshd 19079 310600 1 0 3 0x80 select sshd 76371 358589 16934 74 3 0x100092 bpf pflogd 16934 372819 1 0 3 0x80 netio pflogd 55950 125377 21160 73 3 0x100090 kqread syslogd 21160 366427 1 0 3 0x100082 netio syslogd 77151 340134 1 77 3 0x100090 poll dhclient 20314 118800 1 0 3 0x80 poll dhclient 45816 106506 0 0 3 0x14200 bored smr 1846 444678 0 0 3 0x14200 pgzero zerothread 95042 146461 0 0 3 0x14200 aiodoned aiodoned 93609 311434 0 0 3 0x14200 syncer update 52066 486179 0 0 3 0x14200 cleaner cleaner 65759 130233 0 0 3 0x14200 reaper reaper 1759 377621 0 0 3 0x14200 pgdaemon pagedaemon 70609 61734 0 0 3 0x14200 bored crynlk 84007 9468 0 0 3 0x14200 bored crypto 3126 289460 0 0 3 0x40014200 acpi0 acpi0 34861 121079 0 0 3 0x40014200 idle1 38361 8424 0 0 3 0x14200 bored softnet 3714 111858 0 0 2 0x14200 systqmp 45795 464885 0 0 3 0x14200 bored systq 1791 441293 0 0 3 0x40014200 bored softclock 81441 397845 0 0 3 0x40014200 idle0 1 328591 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex art_heap4 r = 0 (0xffffffff828ecd70) #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 art_table_get+0x12e sys/net/art.c:722 #5 art_insert+0x155 sys/net/art.c:387 #6 rtable_insert+0x2f6 #7 rtrequest+0x8bf sys/net/route.c:941 #8 rt_ifa_add+0x25c sys/net/route.c:1131 #9 rt_ifa_addlocal+0x16d sys/net/route.c:1238 #10 in6_update_ifa+0x13bb sys/netinet6/in6.c:723 #11 in6_ifattach_linklocal+0x2a2 sys/netinet6/in6_ifattach.c:281 #12 in6_ifattach+0x1b8 sys/netinet6/in6_ifattach.c:401 #13 ifnewlladdr+0x119 sys/net/if.c:3120 #14 ifioctl+0x1b3e sys/net/if.c:2196 #15 soo_ioctl+0x27c sys/kern/sys_socket.c:138 #16 sys_ioctl+0x4a5 #17 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #17 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #18 Xsyscall+0x128 Process 14205 (syz-executor.0) thread 0xffff800020e22c48 (133667) exclusive rwlock art r = 0 (0xffff800000676518) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rtable_insert+0x142 sys/net/rtable.c:517 #2 rtrequest+0x8bf sys/net/route.c:941 #3 rt_ifa_add+0x25c sys/net/route.c:1131 #4 rt_ifa_addlocal+0x16d sys/net/route.c:1238 #5 in6_update_ifa+0x13bb sys/netinet6/in6.c:723 #6 in6_ifattach_linklocal+0x2a2 sys/netinet6/in6_ifattach.c:281 #7 in6_ifattach+0x1b8 sys/netinet6/in6_ifattach.c:401 #8 ifnewlladdr+0x119 sys/net/if.c:3120 #9 ifioctl+0x1b3e sys/net/if.c:2196 #10 soo_ioctl+0x27c sys/kern/sys_socket.c:138 #11 sys_ioctl+0x4a5 #12 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #12 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #13 Xsyscall+0x128 exclusive rwlock netlock r = 0 (0xffffffff826e83a8) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 ifioctl+0x117b sys/net/if.c:2179 #2 soo_ioctl+0x27c sys/kern/sys_socket.c:138 #3 sys_ioctl+0x4a5 #4 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #4 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #5 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff828a6230) #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 art_heap4 r = 0 (0xffffffff828ecd70) #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 art_table_get+0x12e sys/net/art.c:722 #5 art_insert+0x155 sys/net/art.c:387 #6 rtable_insert+0x2f6 #7 rtrequest+0x8bf sys/net/route.c:941 #8 rt_ifa_add+0x25c sys/net/route.c:1131 #9 rt_ifa_addlocal+0x16d sys/net/route.c:1238 #10 in6_update_ifa+0x13bb sys/netinet6/in6.c:723 #11 in6_ifattach_linklocal+0x2a2 sys/netinet6/in6_ifattach.c:281 #12 in6_ifattach+0x1b8 sys/netinet6/in6_ifattach.c:401 #13 ifnewlladdr+0x119 sys/net/if.c:3120 #14 ifioctl+0x1b3e sys/net/if.c:2196 #15 soo_ioctl+0x27c sys/kern/sys_socket.c:138 #16 sys_ioctl+0x4a5 #17 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #17 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #18 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9552 6624K 7116K 78643K 12732 0 pcb 13 8K 8K 78643K 121 0 rtable 118 7K 8K 78643K 440 0 ifaddr 91 17K 18K 78643K 174 0 counters 43 33K 34K 78643K 63 0 ioctlops 0 0K 4K 78643K 1549 0 iov 0 0K 16K 78643K 388 0 mount 1 1K 1K 78643K 1 0 vnodes 1221 77K 77K 78643K 1782 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 5 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 85 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 5 13K 25K 78643K 517 0 sigio 0 0K 0K 78643K 9 0 proc 62 63K 83K 78643K 506 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 39 0 in_multi 67 3K 3K 78643K 136 0 ether_multi 1 0K 0K 78643K 10 0 mrt 0 0K 0K 78643K 10 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 244 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 150 121K 137K 78643K 2684 0 UVM aobj 16 4K 4K 78643K 21 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 88 0 NDP 14 0K 0K 78643K 33 0 temp 123 3856K 3924K 78643K 9147 0 kqueue 3 4K 12K 78643K 47 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 6 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 51 0 48 1 0 1 1 0 8 0 rtentry 112 67 0 25 2 0 2 2 0 8 0 unpcb 120 337 0 327 2 1 1 2 0 8 0 syncache 264 8 0 8 2 2 0 1 0 8 0 tcpcb 544 156 0 151 1 0 1 1 0 8 0 inpcb 296 570 0 561 3 1 2 2 0 8 1 rttmr 72 3 0 3 1 1 0 1 0 8 0 nd6 48 15 0 9 1 0 1 1 0 8 0 pkpcb 40 6 0 6 2 1 1 1 0 8 1 ppxss 1128 1 0 1 1 1 0 1 0 8 0 pffrag 232 1 0 1 1 1 0 1 0 482 0 pffrnode 88 1 0 1 1 1 0 1 0 8 0 pffrent 40 2 0 2 1 1 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 42 0 37 2 1 1 1 0 8 0 pfstitem 24 23 0 8 1 0 1 1 0 8 0 pfstkey 112 23 0 8 1 0 1 1 0 8 0 pfstate 328 23 0 8 2 0 2 2 0 8 0 pfrule 1360 39 0 24 3 1 2 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 261 0 64 14 1 13 13 0 8 0 art_heap4: pool(0xffffffff828ecd60:art_heap4): free list modified: page 0xfffffd8079b5c000; item ordinal 0; addr 0xfffffd8079b5c000 (p 0xfffffd80662be000); offset 0x0=0xb600000000000000 art_table 32 263 0 64 2 0 2 2 0 8 0 art_node 16 64 0 22 1 0 1 1 0 8 0 sysvmsgpl 40 34 0 11 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 81 0 71 1 0 1 1 0 8 0 shmpl 112 19 0 5 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2133 0 731 89 0 89 89 0 8 0 ffsino 272 2133 0 731 95 1 94 95 0 8 0 nchpl 144 3221 0 1611 60 0 60 60 0 8 0 uvmvnodes 72 2657 0 0 49 0 49 49 0 8 0 vnodes 208 2657 0 0 140 0 140 140 0 8 0 namei 1024 9189 0 9189 2 1 1 1 0 8 1 percpumem 16 42 0 10 1 0 1 1 0 8 0 vcpupl 1984 9 0 0 2 0 2 2 0 8 0 vmpool 560 9 0 0 1 0 1 1 0 8 0 pfiaddrpl 120 12 0 8 1 0 1 1 0 8 0 scxspl 192 9014 0 9014 13 10 3 7 0 8 3 plimitpl 152 44 0 36 1 0 1 1 0 8 0 sigapl 424 734 0 702 4 0 4 4 0 8 0 futexpl 56 8447 0 8447 1 0 1 1 0 8 1 knotepl 112 108 0 89 1 0 1 1 0 8 0 kqueuepl 144 115 0 111 1 0 1 1 0 8 0 pipelkpl 48 164 0 154 1 0 1 1 0 8 0 pipepl 120 328 0 309 3 2 1 2 0 8 0 fdescpl 496 718 0 702 3 0 3 3 0 8 0 filepl 152 4701 0 4597 7 2 5 6 0 8 0 lockfpl 104 134 0 133 1 0 1 1 0 8 0 lockfspl 48 47 0 46 1 0 1 1 0 8 0 sessionpl 112 19 0 8 1 0 1 1 0 8 0 pgrppl 48 19 0 8 1 0 1 1 0 8 0 ucredpl 96 472 0 463 1 0 1 1 0 8 0 zombiepl 144 702 0 701 2 1 1 1 0 8 0 processpl 984 734 0 701 5 0 5 5 0 8 0 procpl 624 1858 0 1814 4 0 4 4 0 8 0 srpgc 64 2 0 2 1 1 0 1 0 8 0 sosppl 128 8 0 8 2 2 0 1 0 8 0 sockpl 400 964 0 942 7 4 3 5 0 8 0 mcl64k 65536 8 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 6 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 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 170 0 0 21 0 21 21 0 8 0 mtagpl 96 223 0 0 6 0 6 6 0 8 0 mbufpl 256 719 0 0 43 0 43 43 0 8 0 bufpl 280 4479 0 133 311 0 311 311 0 8 0 anonpl 16 80346 0 63665 84 15 69 80 0 124 0 amapchunkpl 152 5582 0 5414 40 19 21 21 0 158 14 amappl16 192 3490 0 2607 59 13 46 54 0 8 1 amappl15 184 1 0 1 1 1 0 1 0 8 0 amappl14 176 25 0 19 1 0 1 1 0 8 0 amappl13 168 269 0 264 1 0 1 1 0 8 0 amappl12 160 1 0 1 1 1 0 1 0 8 0 amappl11 152 61 0 46 1 0 1 1 0 8 0 amappl10 144 276 0 267 1 0 1 1 0 8 0 amappl9 136 389 0 387 1 0 1 1 0 8 0 amappl8 128 369 0 333 2 0 2 2 0 8 0 amappl7 120 120 0 108 1 0 1 1 0 8 0 amappl6 112 27 0 21 2 1 1 1 0 8 0 amappl5 104 610 0 593 1 0 1 1 0 8 0 amappl4 96 743 0 710 1 0 1 1 0 8 0 amappl3 88 120 0 115 1 0 1 1 0 8 0 amappl2 80 4792 0 4722 2 0 2 2 0 8 0 amappl1 72 25528 0 25082 23 13 10 18 0 8 0 amappl 80 2132 0 2076 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 20 0 5 1 0 1 1 0 8 0 uaddrrnd 24 727 0 702 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 727 0 702 1 0 1 1 0 8 0 vmmpekpl 168 9388 0 9353 2 0 2 2 0 8 0 vmmpepl 168 93744 0 91676 128 32 96 114 0 357 1 vmsppl 368 726 0 702 3 0 3 3 0 8 0 pdppl 4096 1461 0 1413 7 0 7 7 0 8 0 pvpl 32 245750 0 225917 200 32 168 189 0 265 5 pmappl 232 726 0 702 2 0 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 300 0 10 9 0 9 9 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff8274fff0) 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(ffffffff828a6028) at __mp_lock+0x127 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828a6028) at __mp_lock+0x127 sys/kern/kern_lock.c:147 softintr_dispatch(0) at softintr_dispatch+0x4e sys/arch/amd64/amd64/softintr.c:89 Xsoftclock() at Xsoftclock+0x1f __sanitizer_cov_trace_switch(0,ffffffff8270bd20) at __sanitizer_cov_trace_switch+0x14f sys/dev/kcov.c:202 syscall(ffff800020e01ee0) at syscall+0x4ea sys/arch/amd64/amd64/trap.c:572 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffff77b0, count: 6 ddb{0}> trace x86_ipi_db(ffffffff8274fff0) 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(ffffffff828a6028) at __mp_lock+0x127 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828a6028) at __mp_lock+0x127 sys/kern/kern_lock.c:147 softintr_dispatch(0) at softintr_dispatch+0x4e sys/arch/amd64/amd64/softintr.c:89 Xsoftclock() at Xsoftclock+0x1f __sanitizer_cov_trace_switch(0,ffffffff8270bd20) at __sanitizer_cov_trace_switch+0x14f sys/dev/kcov.c:202 syscall(ffff800020e01ee0) at syscall+0x4ea sys/arch/amd64/amd64/trap.c:572 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffff77b0, count: -9 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(ffffffff8247aa02) at panic+0x15c sys/kern/subr_prf.c:207 pool_do_get(ffffffff828ecd60,a,ffff800023f207f8) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff828ecd60,a) at pool_get+0xeb sys/kern/subr_pool.c:581 art_table_get(ffff800000676500,fffffd80684d87e8,10) at art_table_get+0x12e sys/net/art.c:722 art_insert(ffff800000676500,fffffd806f765a00,ffff800000b52788,80) at art_insert+0x155 sys/net/art.c:387 rtable_insert(0,ffff800000b52780,0,ffff800000ac2f80,1,fffffd8067b2c0e8) at rtable_insert+0x2f6 rtrequest(1,ffff800023f20b18,1,ffff800023f20be0,0) at rtrequest+0x8bf sys/net/route.c:941 rt_ifa_add(ffff800000b4a100,240404,ffff800000b4a140,0) at rt_ifa_add+0x25c sys/net/route.c:1131 rt_ifa_addlocal(ffff800000b4a100) at rt_ifa_addlocal+0x16d sys/net/route.c:1238 in6_update_ifa(ffff800000ac3000,ffff800023f20ea0,0) at in6_update_ifa+0x13bb sys/netinet6/in6.c:723 in6_ifattach_linklocal(ffff800000ac3000,0) at in6_ifattach_linklocal+0x2a2 sys/netinet6/in6_ifattach.c:281 in6_ifattach(ffff800000ac3000) at in6_ifattach+0x1b8 sys/netinet6/in6_ifattach.c:401 ifnewlladdr(ffff800000ac3000) at ifnewlladdr+0x119 sys/net/if.c:3120 end trace frame: 0xffff800023f210e0, count: 0 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff8247aa02) at panic+0x15c sys/kern/subr_prf.c:207 pool_do_get(ffffffff828ecd60,a,ffff800023f207f8) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff828ecd60,a) at pool_get+0xeb sys/kern/subr_pool.c:581 art_table_get(ffff800000676500,fffffd80684d87e8,10) at art_table_get+0x12e sys/net/art.c:722 art_insert(ffff800000676500,fffffd806f765a00,ffff800000b52788,80) at art_insert+0x155 sys/net/art.c:387 rtable_insert(0,ffff800000b52780,0,ffff800000ac2f80,1,fffffd8067b2c0e8) at rtable_insert+0x2f6 rtrequest(1,ffff800023f20b18,1,ffff800023f20be0,0) at rtrequest+0x8bf sys/net/route.c:941 rt_ifa_add(ffff800000b4a100,240404,ffff800000b4a140,0) at rt_ifa_add+0x25c sys/net/route.c:1131 rt_ifa_addlocal(ffff800000b4a100) at rt_ifa_addlocal+0x16d sys/net/route.c:1238 in6_update_ifa(ffff800000ac3000,ffff800023f20ea0,0) at in6_update_ifa+0x13bb sys/netinet6/in6.c:723 in6_ifattach_linklocal(ffff800000ac3000,0) at in6_ifattach_linklocal+0x2a2 sys/netinet6/in6_ifattach.c:281 in6_ifattach(ffff800000ac3000) at in6_ifattach+0x1b8 sys/netinet6/in6_ifattach.c:401 ifnewlladdr(ffff800000ac3000) at ifnewlladdr+0x119 sys/net/if.c:3120 ifioctl(fffffd80651ed1b8,8020691f,ffff800023f21160,ffff800020e22c48) at ifioctl+0x1b3e sys/net/if.c:2196 soo_ioctl(fffffd807c44c130,8020691f,ffff800023f21160,ffff800020e22c48) at soo_ioctl+0x27c sys/kern/sys_socket.c:138 sys_ioctl(ffff800020e22c48,ffff800023f21278,ffff800023f212c0) at sys_ioctl+0x4a5 syscall(ffff800023f21340) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800023f21340) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xfb1d8a48d80, count: -19