witness: lock order reversal: 1st 0xffff80000163ea28 sbufrcv (&so->so_rcv.sb_lock) 2nd 0xfffffd806bdc9ab8 inode (&ip->i_lock) lock order [1] sbufrcv (&so->so_rcv.sb_lock) -> [2] inode (&ip->i_lock) lock order data 0xffffffff834385bd -> 0xffffffff833a5512 is missing lock order [2] inode (&ip->i_lock) -> [1] sbufrcv (&so->so_rcv.sb_lock) #0 rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 #1 sblock+0xb7 sys/kern/uipc_socket2.c:536 #2 soreceive+0x28e sys/kern/uipc_socket.c:882 #3 fifo_read+0x11a sys/miscfs/fifofs/fifo_vnops.c:264 #4 VOP_READ+0x102 sys/kern/vfs_vops.c:227 #5 vn_rdwr+0x15b #6 vndsetcred+0xa1 sys/dev/vnd.c:684 #7 vndioctl+0xe6c sys/dev/vnd.c:485 #8 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #9 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #10 sys_ioctl+0x5c3 #11 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 Stopped at db_enter+0x25: addq $0x8,%rsp ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic the kernel did not panic ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 witness_checkorder(fffffd806bdc9ab8,9,0) at witness_checkorder+0x1047 rw_do_enter_write(fffffd806bdc9aa0,1) at rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 rrw_enter(fffffd806bdc9aa0,1) at rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 VOP_LOCK(fffffd8009bfe630,2001) at VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 vn_lock(fffffd8009bfe630,2001) at vn_lock+0xa4 sys/kern/vfs_vnops.c:570 vfs_getcwd_common(fffffd8009bfe630,fffffd8009bfe630,0,0,200,0,cc12bd494852fc54) at vfs_getcwd_common+0xd1 sys/kern/vfs_getcwd.c:287 vn_isunder(fffffd8009bfe630,fffffd8009bfe630,ffff80003a0c27d8) at vn_isunder+0x56 sys/kern/vfs_vnops.c:694 unp_externalize(fffffd800ababc00,33,0) at unp_externalize+0x286 sys/kern/uipc_usrreq.c:1086 soreceive(ffff80000163e948,ffff80003c4fb678,ffff80003c4fb628,0,ffff80003c4fb668,ffff80003c4fb7ec,4d97d9ffd22051e2) at soreceive+0xc73 sys/kern/uipc_socket.c:1021 recvit(ffff80003a0c27d8,5,ffff80003c4fb7c0,0,ffff80003c4fb870) at recvit+0x40a sys/kern/uipc_syscalls.c:1072 sys_recvmsg(ffff80003a0c27d8,ffff80003c4fb920,ffff80003c4fb870) at sys_recvmsg+0x1bf sys/kern/uipc_syscalls.c:872 syscall(ffff80003c4fb920) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4fb920) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xea908c15ab0, count: -14 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff80003c4fb100 rbx 0xfffffd800470c828 rdx 0 rcx 0xffff80003a0c27d8 rax 0xffff800029a9bff0 r8 0xffff80003c4fafe0 r9 0x8080808080808080 r10 0x86b0390475dd7b28 r11 0xc758156b2b452ddd r12 0 r13 0xfffffd8003f24f00 r14 0x3 r15 0xffffffff rip 0xffffffff810240e5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c4fb0f0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=318816 pid=22062 tcnt=3 stat=onproc flags process=1000000 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003a0c3218,0xffff80003a0c2a78 process=0xffff80003a0de048 user=0xffff80003c4f6000, vmspace=0xfffffd8067e23028 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 25681 489866 2142 0 2 0 syz-executor 44620 283509 52257 0 2 0 syz-executor 44620 406574 52257 0 2 0x4000000 syz-executor 22062 43889 73927 0 7 0x1000000 syz-executor 22062 270041 73927 0 2 0x5000000 syz-executor *22062 318816 73927 0 7 0x5000000 syz-executor 39294 258024 85183 0 3 0x80 nanoslp syz-executor 39294 294971 85183 0 3 0x4000080 kqread syz-executor 39294 305807 85183 0 3 0x4000080 fsleep syz-executor 39294 106360 85183 0 3 0x4000080 fsleep syz-executor 62524 269792 20992 0 3 0x80 nanoslp syz-executor 62524 150065 20992 0 3 0x4000080 lockf syz-executor 62524 45955 20992 0 3 0x4000080 fsleep syz-executor 33981 74035 0 0 3 0x14200 acct acct 39001 175781 23357 0 3 0x82 sbwait sshd-session 52257 72717 80790 0 3 0x82 nanoslp syz-executor 2142 77416 80790 0 3 0x82 nanoslp syz-executor 59022 96831 80790 0 3 0x82 nanoslp syz-executor 33831 386210 80790 0 2 0x2 syz-executor 26459 104315 1 0 3 0x100083 ttyin getty 98783 314794 0 0 3 0x14200 bored sosplice 85183 267846 80790 0 3 0x82 nanoslp syz-executor 97525 437771 80790 0 3 0x82 nanoslp syz-executor 20992 151516 80790 0 3 0x82 nanoslp syz-executor 73927 118423 80790 0 3 0x82 nanoslp syz-executor 80790 101260 32279 0 3 0x82 kqread syz-executor 32279 310694 95046 0 3 0x10008a sigsusp ksh 95046 505280 50410 0 3 0x98 kqread sshd-session 50410 465909 23357 0 3 0x92 kqread sshd-session 23357 175611 1 0 3 0x88 kqread sshd 39610 277017 73784 74 3 0x1100092 bpf pflogd 73784 287202 1 0 3 0x80 sbwait pflogd 19631 401801 29910 73 3 0x1100090 kqread syslogd 29910 57762 1 0 3 0x100082 sbwait syslogd 88980 239949 1 0 3 0x100080 kqread resolvd 50159 122413 73121 77 3 0x100092 kqread dhcpleased 85084 368887 73121 77 3 0x100092 kqread dhcpleased 73121 190916 1 0 3 0x80 kqread dhcpleased 61353 365605 0 0 3 0x14200 bored smr 70055 130128 0 0 2 0x14200 zerothread 34747 155812 0 0 3 0x14200 aiodoned aiodoned 69682 16561 0 0 3 0x14200 syncer update 79876 392145 0 0 3 0x14200 cleaner cleaner 42231 482539 0 0 3 0x14200 reaper reaper 12608 383686 0 0 3 0x14200 pgdaemon pagedaemon 90433 408805 0 0 3 0x14200 bored viomb 13712 455867 0 0 3 0x40014200 acpi0 acpi0 1419 185107 0 0 3 0x40014200 idle1 78517 436491 0 0 3 0x14200 bored softnet3 12321 468223 0 0 3 0x14200 bored softnet2 76368 513012 0 0 3 0x14200 bored softnet1 25988 342711 0 0 2 0x14200 softnet0 63822 115820 0 0 3 0x14200 bored systqmp 14577 62738 0 0 3 0x14200 bored systq 36151 287237 0 0 3 0x14200 tmoslp softclockmp 1808 385762 0 0 3 0x40014200 tmoslp softclock 41611 405651 0 0 3 0x40014200 idle0 1 84550 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 22062 (syz-executor) thread 0xffff80003a0c27d8 (318816) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83906af8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 unp_externalize+0x14e #2 soreceive+0xc73 sys/kern/uipc_socket.c:1021 #3 recvit+0x40a sys/kern/uipc_syscalls.c:1072 #4 sys_recvmsg+0x1bf sys/kern/uipc_syscalls.c:872 #5 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 exclusive rwlock sbufrcv r = 0 (0xffff80000163ea28) #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 sblock+0xb7 sys/kern/uipc_socket2.c:536 #3 soreceive+0x28e sys/kern/uipc_socket.c:882 #4 recvit+0x40a sys/kern/uipc_syscalls.c:1072 #5 sys_recvmsg+0x1bf sys/kern/uipc_syscalls.c:872 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10247 11187K 11906K 166960K 16269 0 pcb 18 16K 18K 166960K 582 0 rtable 256 12K 13K 166960K 963 0 pf 43 19K 22K 166960K 233 0 ifaddr 42 7K 9K 166960K 155 0 ifgroup 64 2K 3K 166960K 266 0 sysctl 4 1K 1K 166960K 4 0 counters 68 36K 37K 166960K 288 0 ioctlops 0 0K 4K 166960K 1851 0 iov 0 0K 32K 166960K 149 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1482 93K 94K 166960K 4098 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 33 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 169 0 dirhash 12 2K 2K 166960K 57 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 240K 166960K 2660 0 sigio 0 0K 0K 166960K 33 0 proc 77 103K 128K 166960K 969 0 subproc 72 4K 4K 166960K 126 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 1 0K 0K 166960K 429 0 in_multi 78 5K 7K 166960K 231 0 ether_multi 1 0K 0K 166960K 15 0 mrt 1 0K 0K 166960K 12 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 241 1076K 1076K 166960K 241 0 exec 0 0K 1K 166960K 791 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 3 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 242 74K 91K 166960K 26185 0 UVM aobj 127 13K 13K 166960K 134 0 pinsyscall 44 88K 100K 166960K 3943 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 96 0 NDP 14 0K 1K 166960K 115 0 temp 78 8648K 8904K 166960K 108537 0 kqueue 15 24K 30K 166960K 445 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 120 284 0 281 3 2 1 2 0 8 0 rtentry 112 228 0 121 4 0 4 4 0 8 0 unpcb 144 2160 0 2139 14 10 4 6 0 8 3 syncache 336 17 0 17 3 2 1 1 0 8 1 tcpqe 32 1 5 1 1 1 0 1 0 8 0 tcpcb 808 878 0 868 27 19 8 8 0 8 6 arp 120 46 0 21 1 0 1 1 0 8 0 ipq 40 1 0 1 1 1 0 1 0 8 0 ipqe 40 2 0 2 1 1 0 1 0 8 0 inpcb 376 3002 0 2856 39 24 15 15 0 8 0 nd6 136 47 0 23 1 0 1 1 0 8 0 pkpcb 40 19 0 19 5 4 1 1 0 8 1 kcovpl 48 14 0 6 1 0 1 1 0 8 0 ppxss 1168 85 0 85 2 1 1 1 0 8 1 pppxif 1472 12 0 12 4 3 1 1 0 8 1 pfstscr 40 11 0 11 4 4 0 1 0 8 0 pffrag 232 20 0 8 2 1 1 1 0 482 0 pffrnode 88 20 0 8 2 1 1 1 0 8 0 pffrent 40 32 0 20 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 5 0 4 2 1 1 1 0 8 0 pfanchor 1288 1 0 1 1 1 0 1 0 8 0 pftag 88 3 0 1 2 1 1 1 0 8 0 pfstitem 24 144 0 72 1 0 1 1 0 8 0 pfstkey 128 160 0 85 3 0 3 3 0 8 0 pfstate 376 149 0 79 8 0 8 8 0 8 0 pfrule 1344 34 0 27 2 1 1 2 0 8 0 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 900 0 504 36 8 28 32 0 8 0 art_table 32 904 0 504 5 1 4 5 0 8 0 art_node 16 223 0 137 1 0 1 1 0 8 0 sysvmsgpl 40 14 0 5 1 0 1 1 0 8 0 semupl 112 5 0 5 4 3 1 1 0 8 1 semapl 112 163 0 153 1 0 1 1 0 8 0 shmpl 112 131 0 7 4 0 4 4 0 8 0 dirhash 1024 47 0 30 3 0 3 3 0 8 0 dino2pl 256 6141 0 4624 96 0 96 96 0 8 0 ffsino 280 6141 0 4624 109 0 109 109 0 8 0 nchpl 144 9760 0 8053 64 0 64 64 0 8 0 rtmask 32 21 0 21 4 3 1 1 0 8 1 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 34768 0 34768 4 3 1 2 0 8 1 percpumem 16 158 0 110 1 0 1 1 0 8 0 pfiaddrpl 120 1 0 1 1 1 0 1 0 8 0 kstatmem 264 166 0 138 4 1 3 3 0 8 1 scsiplug 72 12 0 12 2 2 0 1 0 8 0 scxspl 216 34966 0 34966 16 14 2 8 1 8 2 plimitpl 152 653 0 636 1 0 1 1 0 8 0 sigapl 424 2965 0 2913 13 6 7 9 0 8 1 futexpl 64 44226 0 44223 1 0 1 1 0 8 0 knotepl 120 582 0 0 17 0 17 17 0 8 0 kqueuepl 216 1000 0 988 13 12 1 5 0 8 0 pipepl 328 494 0 466 10 7 3 7 0 8 0 fdescpl 504 2922 0 2890 5 0 5 5 0 8 0 filepl 152 20267 0 19905 28 13 15 19 0 8 1 lockfpl 104 992 0 988 2 0 2 2 0 8 1 lockfspl 48 404 0 401 1 0 1 1 0 8 0 sessionpl 144 42 0 32 1 0 1 1 0 8 0 pgrppl 48 90 0 72 1 0 1 1 0 8 0 ucredpl 104 3043 0 3030 1 0 1 1 0 8 0 zombiepl 144 2915 0 2913 2 1 1 1 0 8 0 processpl 1176 2965 0 2913 6 1 5 6 0 8 0 procpl 656 7040 0 6980 10 4 6 8 0 8 0 srpgc 96 19 0 19 3 3 0 1 0 8 0 sosppl 168 23 0 23 5 4 1 1 0 8 1 sockpl 688 5492 0 5324 40 24 16 21 0 8 0 mcl64k 65536 6 0 0 1 0 1 1 0 8 0 mcl16k 16384 4 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 8 0 0 1 0 1 1 0 8 0 mcl4k 4096 123 0 0 15 0 15 15 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 58 0 0 7 0 7 7 0 8 1 mtagpl 96 265 0 0 7 0 7 7 0 8 0 mbufpl 256 1879 0 0 116 0 116 116 0 8 0 bufpl 280 13412 0 7258 440 0 440 440 0 8 0 anonpl 24 388741 0 377324 111 16 95 96 0 184 6 amapchunkpl 152 85002 0 84381 41 10 31 32 0 158 3 amappl16 200 9180 0 8790 52 18 34 34 0 8 4 amappl15 192 40 0 40 1 1 0 1 0 8 0 amappl14 184 165 0 152 1 0 1 1 0 8 0 amappl13 176 8 0 7 2 1 1 1 0 8 0 amappl12 168 3698 0 3667 4 2 2 3 0 8 0 amappl11 160 98 0 84 1 0 1 1 0 8 0 amappl10 152 57 0 57 1 1 0 1 0 8 0 amappl9 144 247 0 247 1 1 0 1 0 8 0 amappl8 136 28 0 24 1 0 1 1 0 8 0 amappl7 128 134 0 120 1 0 1 1 0 8 0 amappl6 120 264 0 259 1 0 1 1 0 8 0 amappl5 112 150 0 139 1 0 1 1 0 8 0 amappl4 104 405 0 384 1 0 1 1 0 8 0 amappl3 96 17928 0 17815 5 1 4 4 0 8 0 amappl2 88 865 0 795 2 0 2 2 0 8 0 amappl1 80 18954 0 18295 16 0 16 16 0 8 1 amappl 88 25530 0 25350 5 0 5 5 0 92 0 dma65536 65536 2 0 2 1 1 0 1 0 8 0 dma32768 32768 3 0 3 2 1 1 1 0 8 1 dma16384 16384 1 0 1 1 1 0 1 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma512 512 1 0 1 1 0 1 1 0 8 1 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 255 0 255 3 3 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 72 133 0 7 3 0 3 3 0 8 0 uaddrrnd 24 2922 0 2890 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2922 0 2890 1 0 1 1 0 8 0 vmmpekpl 168 24365 0 24307 3 0 3 3 0 8 0 vmmpepl 168 185708 0 183322 129 11 118 118 0 357 7 vmsppl 456 2921 0 2890 7 2 5 5 0 8 0 rwobjpl 64 54864 0 47400 125 0 125 125 0 8 2 pdppl 4096 5851 0 5780 113 40 73 83 0 8 2 pvpl 32 24249 0 0 195 0 195 195 0 265 0 pmappl 248 2921 0 2890 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 442 0 78 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff8383aff0) 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(ffffffff839068f0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff839068f0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80003c581170,ffff800000069c00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge16_untramp() at Xintr_ioapic_edge16_untramp+0x18f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:584 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:153 __mp_lock(ffffffff839068f0) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff839068f0) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x76febb456e10, count: -10 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 witness_checkorder(fffffd806bdc9ab8,9,0) at witness_checkorder+0x1047 rw_do_enter_write(fffffd806bdc9aa0,1) at rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 rrw_enter(fffffd806bdc9aa0,1) at rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 VOP_LOCK(fffffd8009bfe630,2001) at VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 vn_lock(fffffd8009bfe630,2001) at vn_lock+0xa4 sys/kern/vfs_vnops.c:570 vfs_getcwd_common(fffffd8009bfe630,fffffd8009bfe630,0,0,200,0,cc12bd494852fc54) at vfs_getcwd_common+0xd1 sys/kern/vfs_getcwd.c:287 vn_isunder(fffffd8009bfe630,fffffd8009bfe630,ffff80003a0c27d8) at vn_isunder+0x56 sys/kern/vfs_vnops.c:694 unp_externalize(fffffd800ababc00,33,0) at unp_externalize+0x286 sys/kern/uipc_usrreq.c:1086 soreceive(ffff80000163e948,ffff80003c4fb678,ffff80003c4fb628,0,ffff80003c4fb668,ffff80003c4fb7ec,4d97d9ffd22051e2) at soreceive+0xc73 sys/kern/uipc_socket.c:1021 recvit(ffff80003a0c27d8,5,ffff80003c4fb7c0,0,ffff80003c4fb870) at recvit+0x40a sys/kern/uipc_syscalls.c:1072 sys_recvmsg(ffff80003a0c27d8,ffff80003c4fb920,ffff80003c4fb870) at sys_recvmsg+0x1bf sys/kern/uipc_syscalls.c:872 syscall(ffff80003c4fb920) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4fb920) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xea908c15ab0, count: -14