kernel: protection fault trap, code=0 Stopped at pf_anchor_global_RB_REMOVE+0x81: movq 0(%r12),%r15 ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace pf_anchor_global_RB_REMOVE(ffffffff83a947b8,ffff80000166f250) at pf_anchor_global_RB_REMOVE+0x81 sys/net/pf_ruleset.c:82 pf_remove_if_empty_ruleset(ffff80000166f6e0) at pf_remove_if_empty_ruleset+0x12d sys/net/pf_ruleset.c:301 pfi_dynaddr_setup(ffff80000156cfe8,2,1) at pfi_dynaddr_setup+0x671 sys/net/pf_if.c:508 pf_addr_setup(ffffffff83a94c50,ffff80000156cfe8,2) at pf_addr_setup+0x46 sys/net/pf_ioctl.c:948 pfioctl(14900,cd604404,ffff8000015fc000,2,ffff80002a240d18) at pfioctl+0xa2d9 sys/net/pf_ioctl.c:2403 VOP_IOCTL(fffffd805eb71d88,cd604404,ffff8000015fc000,2,fffffd80097fd138,ffff80002a240d18) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806c7de7c8,cd604404,ffff8000015fc000,ffff80002a240d18) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002a240d18,ffff80003c411330,ffff80003c411280) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c411330) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c411330) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x37a267909e0, count: -10 ddb{0}> show registers rdi 0xffff80002ab9d000 rsi 0x13f9 __ALIGN_SIZE+0x3f9 rbp 0xffff80003c410cf0 rbx 0xffffffff83a947b8 pf_anchors rdx 0xffff80002ab9d000 rcx 0x13f8 __ALIGN_SIZE+0x3f8 rax 0xffffffff82c9a13f pf_anchor_global_RB_REMOVE+0x2f r8 0x3fc r9 0x1323 __ALIGN_SIZE+0x323 r10 0xe56846876135e6a6 r11 0xab4532069d37978 r12 0xac00e8d022fa382b r13 0x1 r14 0xffff80000166f250 r15 0xb17b429f71fee342 rip 0xffffffff82c9a191 pf_anchor_global_RB_REMOVE+0x81 cs 0x8 rflags 0x10286 __ALIGN_SIZE+0xf286 rsp 0xffff80003c410ca0 ss 0x10 pf_anchor_global_RB_REMOVE+0x81: movq 0(%r12),%r15 ddb{0}> show proc PROC (syz-executor) tid=523851 pid=5431 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=0xffff80002a2402b8,0xffffffff839efa38 process=0xffff8000fffec4e8 user=0xffff80003c40c000, vmspace=0xfffffd806c9129a0 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 5431 505781 79285 0 3 0x80 fsleep syz-executor * 5431 523851 79285 0 7 0x4000000 syz-executor 95972 490047 71034 0 3 0x80 fsleep syz-executor 95972 268947 71034 0 3 0x4000080 fifor syz-executor 18836 113961 84880 0 3 0x80 fsleep syz-executor 18836 227666 84880 0 3 0x4000080 kqread syz-executor 47200 266538 32333 0 3 0x90 fsleep syz-executor 47200 237020 32333 0 3 0x4000090 pipewr syz-executor 19276 513260 69550 0 3 0x80 fsleep syz-executor 19276 132201 69550 0 3 0x4000080 ttyout syz-executor 36042 521595 18417 0 3 0x80 fsleep syz-executor 36042 175840 18417 0 3 0x4000080 semwait syz-executor 89872 222835 97106 0 3 0x80 fsleep syz-executor 89872 254742 97106 0 7 0x4000000 syz-executor 24303 332731 99939 0 3 0x80 fsleep syz-executor 24303 431513 99939 0 3 0x4000080 sbwait syz-executor 84880 158020 40989 0 3 0x82 nanoslp syz-executor 97106 285158 40989 0 2 0xc82 syz-executor 32333 232249 40989 0 2 0xc82 syz-executor 71034 419863 40989 0 3 0x82 nanoslp syz-executor 69550 434713 40989 0 3 0x82 nanoslp syz-executor 18417 189183 40989 0 3 0x82 nanoslp syz-executor 79285 471699 40989 0 3 0x82 nanoslp syz-executor 99939 313664 40989 0 3 0x82 nanoslp syz-executor 40989 469904 51204 0 3 0x82 kqread syz-executor 51204 241154 39087 0 3 0x10008a sigsusp ksh 39087 489652 86741 0 3 0x98 kqread sshd-session 86741 168870 23680 0 3 0x92 kqread sshd-session 66765 334530 1 0 3 0x100083 ttyin getty 23680 386393 1 0 3 0x88 kqread sshd 19789 286824 45346 74 3 0x1100092 bpf pflogd 45346 53550 1 0 3 0x80 sbwait pflogd 79570 314047 95871 73 3 0x1100090 kqread syslogd 95871 193120 1 0 3 0x100082 sbwait syslogd 81716 203390 1 0 3 0x100080 kqread resolvd 46909 160487 64211 77 3 0x100092 kqread dhcpleased 1274 210779 64211 77 3 0x100092 kqread dhcpleased 64211 248301 1 0 3 0x80 kqread dhcpleased 77862 42612 0 0 3 0x14200 bored smr 98093 35906 0 0 3 0x14200 pgzero zerothread 11344 522211 0 0 3 0x14200 aiodoned aiodoned 18862 420779 0 0 3 0x14200 syncer update 78008 345411 0 0 3 0x14200 cleaner cleaner 55232 361363 0 0 3 0x14200 reaper reaper 3185 521880 0 0 3 0x14200 pgdaemon pagedaemon 84003 206758 0 0 3 0x14200 bored viomb 23840 327805 0 0 3 0x40014200 acpi0 acpi0 56195 359392 0 0 3 0x40014200 idle1 41757 224318 0 0 3 0x14200 bored softnet1 62517 465641 0 0 3 0x14200 bored softnet0 52273 467163 0 0 3 0x14200 bored systqmp 3069 507233 0 0 3 0x14200 bored systq 23448 86521 0 0 3 0x14200 tmoslp softclockmp 49149 216523 0 0 3 0x40014200 tmoslp softclock 65174 141912 0 0 3 0x40014200 idle0 1 53460 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks Process 5431 (syz-executor) thread 0xffff80002a240d18 (523851) exclusive rwlock pf_lock r = 0 (0xffffffff838fbfc8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 pfioctl+0x9cc9 sys/net/pf_ioctl.c:2363 #3 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #4 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #5 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #7 Xsyscall+0x128 exclusive rwlock netlock r = 0 (0xffffffff83923520) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 pfioctl+0x9cb4 sys/net/pf_ioctl.c:2362 #3 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #4 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #5 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #7 Xsyscall+0x128 exclusive rwlock pfioctl_rw r = 0 (0xffffffff838fc058) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 pfioctl+0x1d4 sys/net/pf_ioctl.c:2102 #3 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #4 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #5 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #7 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff839708c0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 vn_ioctl+0x4d sys/kern/vfs_vnops.c:514 #2 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #3 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #3 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #4 Xsyscall+0x128 Process 89872 (syz-executor) thread 0xffff8000fffe94e8 (254742) exclusive rrwlock inode r = 0 (0xfffffd807aaf2ed0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x18f sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x2bd sys/kern/sys_generic.c:384 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11084 12117K 12295K 166960K 12483 0 pcb 18 14K 16K 166960K 133 0 rtable 225 9K 9K 166960K 414 0 pf 43 19K 22K 166960K 103 0 ifaddr 42 6K 7K 166960K 64 0 ifgroup 62 2K 2K 166960K 101 0 sysctl 4 1K 9K 166960K 9 0 counters 84 38K 38K 166960K 114 0 ioctlops 1 4K 4K 166960K 1576 0 iov 0 0K 16K 166960K 51 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1366 86K 87K 166960K 1651 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 20K 24K 166960K 12 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 19 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 97K 166960K 401 0 sigio 1 0K 0K 166960K 2 0 proc 72 115K 180K 166960K 587 0 subproc 72 4K 4K 166960K 74 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 1 0K 0K 166960K 33 0 in_multi 78 5K 7K 166960K 117 0 ether_multi 1 0K 0K 166960K 7 0 mrt 0 0K 0K 166960K 13 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 79 360K 360K 166960K 79 0 exec 0 0K 1K 166960K 396 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 240 159K 178K 166960K 5474 0 UVM aobj 8 4K 4K 166960K 11 0 pinsyscall 43 86K 108K 166960K 1548 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 2 0K 0K 166960K 9 0 NDP 16 0K 2K 166960K 42 0 temp 45 9076K 9140K 166960K 22273 0 kqueue 17 26K 26K 166960K 79 0 SYN cache 2 8K 16K 166960K 3 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 26 0 0 1 0 1 1 0 8 0 rtpcb 120 47 0 44 1 0 1 1 0 8 0 rtentry 176 115 0 22 6 0 6 6 0 8 1 unpcb 144 173 0 150 2 0 2 2 0 8 0 syncache 336 5 0 5 2 1 1 1 0 8 1 tcpcb 736 72 0 66 1 0 1 1 0 8 0 arp 136 18 0 2 1 0 1 1 0 8 0 inpcb 328 313 0 303 7 2 5 7 0 8 3 nd6 152 25 0 6 1 0 1 1 0 8 0 pkpcb 40 5 0 5 2 1 1 1 0 8 1 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1192 15 0 9 2 1 1 1 0 8 0 pppxif 1576 3 0 3 1 0 1 1 0 8 1 pffrag 232 2 0 0 1 0 1 1 0 482 0 pffrnode 88 2 0 0 1 0 1 1 0 8 0 pffrent 40 4 0 1 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 pfrktable 1344 4 3 3 1 0 1 1 0 8 0 pfanchor 1288 2 0 2 1 0 1 1 0 8 1 pfstitem 24 34 0 1 1 0 1 1 0 8 0 pfstkey 128 34 0 1 2 0 2 2 0 8 0 pfstate 448 34 0 1 4 0 4 4 0 8 0 pfrule 1360 25 0 19 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 467 0 96 29 1 28 29 0 8 2 art_table 40 468 0 96 5 0 5 5 0 8 0 art_node 32 115 0 30 1 0 1 1 0 8 0 sysvmsgpl 40 3 0 2 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 17 0 7 1 0 1 1 0 8 0 shmpl 112 8 0 3 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2132 0 664 93 0 93 93 0 8 0 ffsino 296 2132 0 664 114 0 114 114 0 8 0 nchpl 144 2676 0 970 64 0 64 64 0 8 0 rtmask 32 4 0 2 3 2 1 1 0 8 0 vnodes 216 2375 0 0 132 0 132 132 0 8 0 namei 1024 8484 0 8484 2 1 1 1 0 8 1 percpumem 16 72 0 15 1 0 1 1 0 8 0 pfiaddrpl 120 3 0 2 1 0 1 1 0 8 0 kstatmem 264 56 0 20 3 0 3 3 0 8 0 scsiplug 72 2 0 2 1 0 1 1 0 8 1 scxspl 216 16530 0 16530 11 3 8 8 1 8 8 plimitpl 152 72 0 54 1 0 1 1 0 8 0 sigapl 424 716 0 668 8 2 6 7 0 8 0 knotepl 120 304 0 0 10 0 10 10 0 8 0 kqueuepl 224 105 0 89 1 0 1 1 0 8 0 pipepl 344 137 0 109 3 0 3 3 0 8 0 fdescpl 528 699 0 667 3 0 3 3 0 8 0 filepl 160 3250 0 3005 13 2 11 13 0 8 0 lockfpl 104 119 0 116 1 0 1 1 0 8 0 lockfspl 48 50 0 47 1 0 1 1 0 8 0 sessionpl 144 96 0 87 1 0 1 1 0 8 0 pgrppl 48 108 0 91 1 0 1 1 0 8 0 ucredpl 104 376 0 361 1 0 1 1 0 8 0 zombiepl 144 668 0 668 1 0 1 1 0 8 1 processpl 1232 716 0 668 5 1 4 5 0 8 0 procpl 664 1141 0 1085 7 1 6 6 0 8 1 sockpl 752 545 0 509 10 2 8 10 0 8 4 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl16k 16384 6 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 112 0 0 14 0 14 14 0 8 0 mcl2k 2048 19 0 0 3 0 3 3 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 189 0 0 12 0 12 12 0 8 0 bufpl 280 8833 0 2562 449 0 449 449 0 8 0 anonpl 32 8576 0 0 70 0 70 70 0 246 0 amapchunkpl 152 17818 0 17247 30 0 30 30 0 158 6 amappl16 200 2802 0 2767 20 5 15 15 0 8 6 amappl15 192 6 0 6 1 1 0 1 0 8 0 amappl14 184 530 0 529 1 0 1 1 0 8 0 amappl13 176 123 0 111 1 0 1 1 0 8 0 amappl12 168 946 0 915 2 0 2 2 0 8 0 amappl11 160 7 0 7 1 1 0 1 0 8 0 amappl10 152 68 0 53 1 0 1 1 0 8 0 amappl9 144 264 0 264 1 1 0 1 0 8 0 amappl8 136 115 0 113 1 0 1 1 0 8 0 amappl7 128 173 0 160 1 0 1 1 0 8 0 amappl6 120 165 0 164 1 0 1 1 0 8 0 amappl5 112 100 0 89 1 0 1 1 0 8 0 amappl4 104 293 0 273 1 0 1 1 0 8 0 amappl3 96 3236 0 3116 4 0 4 4 0 8 1 amappl2 88 528 0 467 2 0 2 2 0 8 0 amappl1 80 10914 0 10305 16 0 16 16 0 8 2 amappl 88 4699 0 4531 5 0 5 5 0 92 1 uvmvnodes 80 109 0 0 3 0 3 3 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma2048 2048 1 0 1 1 0 1 1 0 8 1 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 254 0 254 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 18 0 17 1 0 1 1 0 8 0 aobjpl 72 10 0 3 1 0 1 1 0 8 0 uaddrrnd 24 699 0 667 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 699 0 667 1 0 1 1 0 8 0 vmmpekpl 168 7340 0 7305 2 0 2 2 0 8 0 vmmpepl 168 52832 0 50855 97 0 97 97 0 357 4 vmsppl 488 698 0 667 5 0 5 5 0 8 1 rwobjpl 80 17768 0 16708 29 2 27 27 0 8 0 pdppl 4096 1405 0 1334 107 36 71 87 0 8 0 pvpl 32 15591 0 0 126 0 126 126 0 265 0 pmappl 256 698 0 667 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 283 0 42 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace pf_anchor_global_RB_REMOVE(ffffffff83a947b8,ffff80000166f250) at pf_anchor_global_RB_REMOVE+0x81 sys/net/pf_ruleset.c:82 pf_remove_if_empty_ruleset(ffff80000166f6e0) at pf_remove_if_empty_ruleset+0x12d sys/net/pf_ruleset.c:301 pfi_dynaddr_setup(ffff80000156cfe8,2,1) at pfi_dynaddr_setup+0x671 sys/net/pf_if.c:508 pf_addr_setup(ffffffff83a94c50,ffff80000156cfe8,2) at pf_addr_setup+0x46 sys/net/pf_ioctl.c:948 pfioctl(14900,cd604404,ffff8000015fc000,2,ffff80002a240d18) at pfioctl+0xa2d9 sys/net/pf_ioctl.c:2403 VOP_IOCTL(fffffd805eb71d88,cd604404,ffff8000015fc000,2,fffffd80097fd138,ffff80002a240d18) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806c7de7c8,cd604404,ffff8000015fc000,ffff80002a240d18) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002a240d18,ffff80003c411330,ffff80003c411280) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c411330) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c411330) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x37a267909e0, count: -10 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff8000299bdff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 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(ffffffff839700c0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839700c0) at __mp_lock+0x192 sys/kern/kern_lock.c:173 __mp_acquire_count(ffffffff839700c0,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2d8 sys/kern/kern_synch.c:369 biowait(fffffd806b9656b8) at biowait+0xc6 sys/kern/vfs_bio.c:1242 bwrite(fffffd806b9656b8) at bwrite+0x2e7 sys/kern/vfs_bio.c:754 ffs_write(ffff800037fc0090) at ffs_write+0x810 sys/ufs/ffs/ffs_vnops.c:377 VOP_WRITE(fffffd806417e718,ffff800037fc0248,7,fffffd80097fd138) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffffd806c45c9b8,ffff800037fc0248,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:408 dofilewritev(ffff8000fffe94e8,9,ffff800037fc0248,0,ffff800037fc0300) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff8000fffe94e8,ffff800037fc03b0,ffff800037fc0300) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff800037fc03b0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800037fc03b0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaeacb15440, count: -15