panic: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 74346 17869 0 0 0x4000000 1 syz-executor.6 16991 34837 0 0x14000 0x200 0 reaper db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825a2db5) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff829f3ad8,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd806fc0d310) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd806fc0d310) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd806fc0d1f8) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip_input(ffff80002e36a188,ffff80002e36a194,0,2) at rip_input+0x3b0 sys/netinet/raw_ip.c:188 ip_deliver(ffff80002e36a188,ffff80002e36a194,0,2) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip_ours(ffff80002e36a188,ffff80002e36a194,0,0) at ip_ours+0x3ba sys/netinet/ip_input.c:616 ip_input_if(ffff80002e36a188,ffff80002e36a194,4,0,ffff800000689000) at ip_input_if+0x2a1 ipv4_input(ffff800000689000,fffffd80695e5300) at ipv4_input+0x48 sys/netinet/ip_input.c:242 if_input_local(ffff800000689000,fffffd80695e5300,2) at if_input_local+0x10e sys/net/if.c:774 ip_output(fffffd8063f77400,0,fffffd806f67ef18,20,0,fffffd806f67eea0,4618fdc4f72ffbf6) at ip_output+0xb05 ip_mloopback sys/netinet/ip_output.c:1791 [inline] ip_output(fffffd8063f77400,0,fffffd806f67ef18,20,0,fffffd806f67eea0,4618fdc4f72ffbf6) at ip_output+0xb05 sys/netinet/ip_output.c:332 rip_output(fffffd8063f77400,fffffd806fc0dd38,ffff80002e36a3e0,1) at rip_output+0x2cb sys/netinet/raw_ip.c:302 end trace frame: 0xffff80002e36a460, 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 *cpu1: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825a2db5) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff829f3ad8,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd806fc0d310) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd806fc0d310) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd806fc0d1f8) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip_input(ffff80002e36a188,ffff80002e36a194,0,2) at rip_input+0x3b0 sys/netinet/raw_ip.c:188 ip_deliver(ffff80002e36a188,ffff80002e36a194,0,2) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip_ours(ffff80002e36a188,ffff80002e36a194,0,0) at ip_ours+0x3ba sys/netinet/ip_input.c:616 ip_input_if(ffff80002e36a188,ffff80002e36a194,4,0,ffff800000689000) at ip_input_if+0x2a1 ipv4_input(ffff800000689000,fffffd80695e5300) at ipv4_input+0x48 sys/netinet/ip_input.c:242 if_input_local(ffff800000689000,fffffd80695e5300,2) at if_input_local+0x10e sys/net/if.c:774 ip_output(fffffd8063f77400,0,fffffd806f67ef18,20,0,fffffd806f67eea0,4618fdc4f72ffbf6) at ip_output+0xb05 ip_mloopback sys/netinet/ip_output.c:1791 [inline] ip_output(fffffd8063f77400,0,fffffd806f67ef18,20,0,fffffd806f67eea0,4618fdc4f72ffbf6) at ip_output+0xb05 sys/netinet/ip_output.c:332 rip_output(fffffd8063f77400,fffffd806fc0dd38,ffff80002e36a3e0,1) at rip_output+0x2cb sys/netinet/raw_ip.c:302 rip_usrreq(fffffd806fc0dd38,9,fffffd8063f77400,0,0,ffff80002467c7e8) at rip_usrreq+0x49c sys/netinet/raw_ip.c:554 sosend(fffffd806fc0dd38,0,ffff80002e36a670,0,0,0) at sosend+0x632 sys/kern/uipc_socket.c:582 dofilewritev(ffff80002467c7e8,5,ffff80002e36a670,0,ffff80002e36a770) at dofilewritev+0x19c sys/kern/sys_generic.c:381 sys_writev(ffff80002467c7e8,ffff80002e36a718,ffff80002e36a770) at sys_writev+0xa7 sys/kern/sys_generic.c:328 syscall(ffff80002e36a7e0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e36a7e0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x91e4837240, count: -20 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002e369d10 rbx 0xffff800020ce9bff rdx 0 rcx 0 rax 0xffff80002467c7e8 r8 0x101010101010101 r9 0x8080808080808080 r10 0xf326ec95c2cbee68 r11 0x8a5b984779d2d379 r12 0xffff800020ce9a00 r13 0 r14 0 r15 0x1 rip 0xffffffff811e4c58 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff80002e369d00 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.6) pid=74346 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=83, nice=20 forw=0xffffffffffffffff, list=0xffff8000fffec008,0xffff80002467cfd8 process=0xffff8000fffe8c90 user=0xffff80002e365000, vmspace=0xfffffd807835c468 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 73526 139909 31618 0 2 0 syz-executor.7 73526 419389 31618 0 3 0x4000080 fsleep syz-executor.7 46355 398512 50238 0 2 0 syz-executor.5 46355 431466 50238 0 3 0x4000080 rest syz-executor.5 17869 231456 68758 0 2 0 syz-executor.6 *17869 74346 68758 0 7 0x4000000 syz-executor.6 17869 506862 68758 0 3 0x4000080 fsleep syz-executor.6 17869 191168 68758 0 3 0x4000080 fsleep syz-executor.6 35207 272892 77992 0 2 0x4081080 syz-executor.2 35207 238682 77992 0 3 0x4003000 suspend syz-executor.2 5530 295826 18508 0 2 0 syz-executor.0 5530 236398 18508 0 2 0x4000000 syz-executor.0 61001 365014 78497 0 3 0x80 nanoslp syz-executor.1 61001 171824 78497 0 3 0x4000080 piperd syz-executor.1 61001 446628 78497 0 3 0x4000080 fsleep syz-executor.1 19016 428830 42264 0 3 0x2 biowait syz-executor.4 31618 420555 42264 0 3 0x82 nanoslp syz-executor.7 78497 121769 42264 0 3 0x82 nanoslp syz-executor.1 78102 66681 0 0 3 0x14200 bored sosplice 50238 444789 42264 0 3 0x82 nanoslp syz-executor.5 68758 290513 42264 0 3 0x82 nanoslp syz-executor.6 77992 8050 42264 0 3 0x82 nanoslp syz-executor.2 66442 424097 42264 0 3 0x82 nanoslp syz-executor.3 18508 415266 42264 0 3 0x82 nanoslp syz-executor.0 42264 233553 94835 0 3 0x82 thrsleep syz-fuzzer 42264 420586 94835 0 3 0x4000082 nanoslp syz-fuzzer 42264 62183 94835 0 3 0x4000082 thrsleep syz-fuzzer 42264 362370 94835 0 3 0x4000082 nanoslp syz-fuzzer 42264 357079 94835 0 3 0x4000082 thrsleep syz-fuzzer 42264 341028 94835 0 3 0x4000082 thrsleep syz-fuzzer 42264 406932 94835 0 3 0x4000082 kqread syz-fuzzer 42264 285620 94835 0 3 0x4000082 thrsleep syz-fuzzer 42264 367468 94835 0 3 0x4000082 thrsleep syz-fuzzer 94835 458308 91220 0 3 0x10008a sigsusp ksh 91220 492466 79207 0 3 0x9a kqread sshd 6758 103939 1 0 3 0x100083 ttyin getty 79207 75818 1 0 3 0x88 kqread sshd 98663 352854 93204 74 3 0x1100092 bpf pflogd 93204 214086 1 0 3 0x80 netio pflogd 49342 133656 19269 73 3 0x1100090 kqread syslogd 19269 119659 1 0 3 0x100082 netio syslogd 7641 277573 1 0 3 0x100080 kqread resolvd 61027 345275 44500 77 3 0x100092 kqread dhcpleased 69363 449364 44500 77 3 0x100092 kqread dhcpleased 44500 63097 1 0 3 0x80 kqread dhcpleased 6003 463538 0 0 3 0x14200 bored smr 45035 387317 0 0 2 0x14200 zerothread 24650 94873 0 0 3 0x14200 aiodoned aiodoned 95084 294803 0 0 3 0x14200 syncer update 98517 337060 0 0 3 0x14200 cleaner cleaner 34837 16991 0 0 7 0x14200 reaper 97804 142049 0 0 3 0x14200 pgdaemon pagedaemon 56167 180918 0 0 3 0x14200 bored viomb 29379 264481 0 0 3 0x40014200 acpi0 acpi0 11272 436091 0 0 3 0x40014200 idle1 86340 24456 0 0 3 0x14200 bored softnet 4139 360526 0 0 3 0x14200 bored systqmp 62664 443682 0 0 3 0x14200 bored systq 80322 349727 0 0 3 0x40014200 bored softclock 79475 515591 0 0 3 0x40014200 idle0 1 271702 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 0: exclusive mutex &(curpg)->mdpage.pv_mtx r = 0 (0xfffffd8007ccdc18) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 pmap_page_remove+0x44 sys/arch/amd64/amd64/pmap.c:1912 #4 uvm_anfree_list+0x98 #5 amap_wipeout+0x1b1 sys/uvm/uvm_amap.c:504 #6 uvm_unmap_detach+0x7d sys/uvm/uvm_map.c:1599 #7 uvm_map_teardown+0x262 sys/uvm/uvm_map.c:2789 #8 uvmspace_free+0xa6 sys/uvm/uvm_map.c:3685 #9 reaper+0x18b sys/kern/kern_exit.c:457 #10 proc_trampoline+0x1c CPU 1: exclusive mutex &table->inpt_mtx r = 0 (0xffffffff82b03010) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 rip_input+0x135 #4 ip_deliver+0x322 sys/netinet/ip_input.c:657 #5 ip_ours+0x3ba sys/netinet/ip_input.c:616 #6 ip_input_if+0x2a1 #7 ipv4_input+0x48 sys/netinet/ip_input.c:242 #8 if_input_local+0x10e sys/net/if.c:774 #9 ip_output+0xb05 ip_mloopback sys/netinet/ip_output.c:1791 [inline] #9 ip_output+0xb05 sys/netinet/ip_output.c:332 #10 rip_output+0x2cb sys/netinet/raw_ip.c:302 #11 rip_usrreq+0x49c sys/netinet/raw_ip.c:554 #12 sosend+0x632 sys/kern/uipc_socket.c:582 #13 dofilewritev+0x19c sys/kern/sys_generic.c:381 #14 sys_writev+0xa7 sys/kern/sys_generic.c:328 #15 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #15 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #16 Xsyscall+0x128 Process 17869 (syz-executor.6) thread 0xffff80002467c7e8 (74346) exclusive rwlock netlock r = 0 (0xffffffff82904160) #0 witness_lock+0x44d #1 solock+0x86 sys/kern/uipc_socket2.c:295 #2 sosend+0x517 sys/kern/uipc_socket.c:570 #3 dofilewritev+0x19c sys/kern/sys_generic.c:381 #4 sys_writev+0xa7 sys/kern/sys_generic.c:328 #5 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #5 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #6 Xsyscall+0x128 exclusive mutex &table->inpt_mtx r = 0 (0xffffffff82b03010) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 rip_input+0x135 #4 ip_deliver+0x322 sys/netinet/ip_input.c:657 #5 ip_ours+0x3ba sys/netinet/ip_input.c:616 #6 ip_input_if+0x2a1 #7 ipv4_input+0x48 sys/netinet/ip_input.c:242 #8 if_input_local+0x10e sys/net/if.c:774 #9 ip_output+0xb05 ip_mloopback sys/netinet/ip_output.c:1791 [inline] #9 ip_output+0xb05 sys/netinet/ip_output.c:332 #10 rip_output+0x2cb sys/netinet/raw_ip.c:302 #11 rip_usrreq+0x49c sys/netinet/raw_ip.c:554 #12 sosend+0x632 sys/kern/uipc_socket.c:582 #13 dofilewritev+0x19c sys/kern/sys_generic.c:381 #14 sys_writev+0xa7 sys/kern/sys_generic.c:328 #15 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #15 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #16 Xsyscall+0x128 Process 19016 (syz-executor.4) thread 0xffff8000fffec7e8 (428830) exclusive rrwlock inode r = 0 (0xfffffd8064f03e78) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 ufs_ihashins+0x42 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1347 #6 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #8 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 #9 domkdirat+0x121 sys/kern/vfs_syscalls.c:3101 #10 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #10 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8064f032c8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:413 #6 namei+0x36a sys/kern/vfs_lookup.c:245 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3086 #8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 Process 34837 (reaper) thread 0xffff8000210f8a80 (16991) kernel: protection fault trap, code=0 Faulted in DDB; continuing... ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10178 6473K 6769K 78643K 13396 0 pcb 13 12K 14K 78643K 224 0 rtable 207 9K 10K 78643K 2115 0 ifaddr 84 17K 18K 78643K 188 0 counters 54 35K 36K 78643K 80 0 ioctlops 0 0K 8K 78643K 1893 0 iov 0 0K 12K 78643K 112 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1403 88K 88K 78643K 2480 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 8 0 VM map 2 1K 1K 78643K 2 0 sem 12 1K 1K 78643K 289 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 16 57K 93K 78643K 2532 0 sigio 0 0K 0K 78643K 117 0 proc 69 87K 148K 78643K 1455 0 subproc 104 6K 6K 78643K 156 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 18 0 in_multi 75 5K 6K 78643K 181 0 ether_multi 1 0K 0K 78643K 14 0 mrt 0 0K 0K 78643K 19 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 55 254K 254K 78643K 55 0 exec 0 0K 2K 78643K 1134 0 tdb 3 0K 0K 78643K 3 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 365 167K 168K 78643K 32985 0 UVM aobj 14 4K 4K 78643K 19 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 25 0 NDP 11 0K 2K 78643K 51 0 temp 128 4715K 4779K 78643K 12964 0 kqueue 12 18K 29K 78643K 111 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 plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 1405 0 1401 13 10 3 5 0 8 2 rtentry 112 309 0 223 4 0 4 4 0 8 0 unpcb 136 1620 0 1605 13 12 1 6 0 8 0 syncache 296 4 0 4 1 1 0 1 0 8 0 tcpqe 32 30 0 30 1 1 0 1 0 8 0 tcpcb 736 445 0 441 23 16 7 7 0 8 6 arp 120 29 0 10 1 0 1 1 0 8 0 inpcb 312 1458 0 1447 26 20 6 11 0 8 5 rttmr 72 6 0 6 1 1 0 1 0 8 0 nd6 48 40 0 22 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 kcovpl 48 12 0 4 1 0 1 1 0 8 0 ppxss 1248 6 0 6 1 1 0 1 0 8 0 pffrag 232 1 0 0 1 0 1 1 0 482 0 pffrnode 88 1 0 0 1 0 1 1 0 8 0 pffrent 40 3 0 2 1 0 1 1 0 8 0 pfosfp 40 1431 0 1007 5 0 5 5 0 8 0 pfosfpen 112 1431 0 716 21 0 21 21 0 8 0 pfrktable 1344 13 0 5 1 0 1 1 0 8 0 pfqueue 264 2 0 2 1 1 0 1 0 8 0 pfstitem 24 34 0 31 1 0 1 1 0 8 0 pfstkey 112 40 0 37 1 0 1 1 0 8 0 pfstate 320 37 0 34 2 1 1 2 0 8 0 pfrule 1360 169 0 156 3 1 2 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1236 0 892 29 7 22 29 0 8 0 art_table 32 1237 0 892 4 0 4 4 0 8 0 art_node 16 308 0 230 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 1 1 1 0 1 0 8 0 semupl 112 8 0 8 1 1 0 1 0 8 0 semapl 112 283 0 273 1 0 1 1 0 8 0 shmpl 112 16 0 5 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 4765 0 3331 90 0 90 90 0 8 0 ffsino 272 4765 0 3331 96 0 96 96 0 8 0 nchpl 144 8185 0 6552 63 0 63 63 0 8 0 uvmvnodes 80 5697 0 0 117 0 117 117 0 8 0 vnodes 224 5697 0 0 336 0 336 336 0 8 0 namei 1024 25862 0 25861 2 1 1 2 0 8 0 percpumem 16 52 0 13 1 0 1 1 0 8 0 vcpupl 2048 70 0 0 9 0 9 9 0 8 0 vmpool 560 70 0 0 5 0 5 5 0 8 0 pfiaddrpl 120 9 0 0 1 0 1 1 0 8 0 scxspl 216 26267 0 26266 9 8 1 8 0 8 0 plimitpl 152 307 0 292 1 0 1 1 0 8 0 sigapl 424 2828 0 2783 6 0 6 6 0 8 0 futexpl 64 19616 0 19611 2 1 1 1 0 8 0 knotepl 120 173 0 0 5 0 5 5 0 8 0 kqueuepl 216 399 0 391 13 12 1 7 0 8 0 pipepl 336 1061 0 1032 22 16 6 8 0 8 3 fdescpl 496 2813 0 2784 5 1 4 5 0 8 0 filepl 152 16580 0 16333 37 22 15 22 0 8 5 lockfpl 104 347 0 345 2 1 1 2 0 8 0 lockfspl 48 95 0 93 1 0 1 1 0 8 0 sessionpl 144 28 0 11 1 0 1 1 0 8 0 pgrppl 48 65 0 48 1 0 1 1 0 8 0 ucredpl 96 2418 0 2405 1 0 1 1 0 8 0 zombiepl 144 2785 0 2783 1 0 1 1 0 8 0 processpl 1064 2828 0 2783 4 0 4 4 0 8 0 procpl 672 6844 0 6781 9 3 6 7 0 8 0 srpgc 96 4 0 4 1 1 0 1 0 8 0 sosppl 168 5 0 5 1 1 0 1 0 8 0 sockpl 480 4487 0 4457 120 108 12 34 0 8 8 mcl64k 65536 10 0 0 2 0 2 2 0 8 0 mcl16k 16384 6 0 0 1 0 1 1 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 6 0 0 1 0 1 1 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 160 0 0 20 0 20 20 0 8 0 mtagpl 96 147 0 0 4 0 4 4 0 8 0 mbufpl 256 452 0 0 26 0 26 26 0 8 0 bufpl 288 6872 0 534 453 0 453 453 0 8 0 anonpl 24 747749 0 728825 163 37 126 142 0 186 3 amapchunkpl 152 79025 0 78130 52 15 37 45 0 158 1 amappl16 200 7593 0 7050 60 30 30 41 0 8 0 amappl15 192 693 0 686 1 0 1 1 0 8 0 amappl14 184 308 0 302 1 0 1 1 0 8 0 amappl13 176 545 0 540 1 0 1 1 0 8 0 amappl12 168 301 0 296 1 0 1 1 0 8 0 amappl11 160 52 0 37 1 0 1 1 0 8 0 amappl10 152 236 0 231 1 0 1 1 0 8 0 amappl9 144 1029 0 1024 1 0 1 1 0 8 0 amappl8 136 1006 0 940 3 0 3 3 0 8 0 amappl7 128 461 0 448 1 0 1 1 0 8 0 amappl6 120 770 0 743 2 1 1 2 0 8 0 amappl5 112 2044 0 2025 1 0 1 1 0 8 0 amappl4 104 1251 0 1224 2 1 1 2 0 8 0 amappl3 96 815 0 801 1 0 1 1 0 8 0 amappl2 88 1339 0 1292 3 1 2 3 0 8 0 amappl1 80 52170 0 51566 19 4 15 19 0 8 0 amappl 88 32414 0 32138 7 0 7 7 0 92 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 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 72 18 0 5 1 0 1 1 0 8 0 uaddrrnd 24 2883 0 2784 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2883 0 2784 1 0 1 1 0 8 0 vmmpekpl 168 24348 0 24290 3 0 3 3 0 8 0 vmmpepl 168 254138 0 251462 151 27 124 133 0 357 1 vmsppl 368 2882 0 2784 11 1 10 10 0 8 0 rwobjpl 56 67098 0 59807 105 2 103 103 0 8 0 pdppl 4096 5773 0 5638 236 97 139 139 0 8 4 pvpl 32 1372128 0 1348675 285 75 210 246 0 265 16 pmappl 248 2882 0 2784 7 0 7 7 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 1062 0 161 26 0 26 26 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff8298cff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x34 sys/dev/kcov.c:154 witness_checkorder(ffffffff8292dca0,9,0) at witness_checkorder+0x111 sys/kern/subr_witness.c:765 mtx_enter(ffffffff8292dc90) at mtx_enter+0x3a sys/kern/kern_lock.c:265 msleep(ffffffff82a56618,ffffffff8292dc90,4,ffffffff8263909f,0) at msleep+0x25d reaper(ffff8000210f8a80) at reaper+0xcb sys/kern/kern_exit.c:428 end trace frame: 0x0, count: 7 ddb{0}> trace x86_ipi_db(ffffffff8298cff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x34 sys/dev/kcov.c:154 witness_checkorder(ffffffff8292dca0,9,0) at witness_checkorder+0x111 sys/kern/subr_witness.c:765 mtx_enter(ffffffff8292dc90) at mtx_enter+0x3a sys/kern/kern_lock.c:265 msleep(ffffffff82a56618,ffffffff8292dc90,4,ffffffff8263909f,0) at msleep+0x25d reaper(ffff8000210f8a80) at reaper+0xcb sys/kern/kern_exit.c:428 end trace frame: 0x0, count: -8 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:440 panic(ffffffff825a2db5) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff829f3ad8,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd806fc0d310) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd806fc0d310) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd806fc0d1f8) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip_input(ffff80002e36a188,ffff80002e36a194,0,2) at rip_input+0x3b0 sys/netinet/raw_ip.c:188 ip_deliver(ffff80002e36a188,ffff80002e36a194,0,2) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip_ours(ffff80002e36a188,ffff80002e36a194,0,0) at ip_ours+0x3ba sys/netinet/ip_input.c:616 ip_input_if(ffff80002e36a188,ffff80002e36a194,4,0,ffff800000689000) at ip_input_if+0x2a1 ipv4_input(ffff800000689000,fffffd80695e5300) at ipv4_input+0x48 sys/netinet/ip_input.c:242 if_input_local(ffff800000689000,fffffd80695e5300,2) at if_input_local+0x10e sys/net/if.c:774 ip_output(fffffd8063f77400,0,fffffd806f67ef18,20,0,fffffd806f67eea0,4618fdc4f72ffbf6) at ip_output+0xb05 ip_mloopback sys/netinet/ip_output.c:1791 [inline] ip_output(fffffd8063f77400,0,fffffd806f67ef18,20,0,fffffd806f67eea0,4618fdc4f72ffbf6) at ip_output+0xb05 sys/netinet/ip_output.c:332 rip_output(fffffd8063f77400,fffffd806fc0dd38,ffff80002e36a3e0,1) at rip_output+0x2cb sys/netinet/raw_ip.c:302 end trace frame: 0xffff80002e36a460, count: 0 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825a2db5) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff829f3ad8,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd806fc0d310) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd806fc0d310) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd806fc0d1f8) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip_input(ffff80002e36a188,ffff80002e36a194,0,2) at rip_input+0x3b0 sys/netinet/raw_ip.c:188 ip_deliver(ffff80002e36a188,ffff80002e36a194,0,2) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip_ours(ffff80002e36a188,ffff80002e36a194,0,0) at ip_ours+0x3ba sys/netinet/ip_input.c:616 ip_input_if(ffff80002e36a188,ffff80002e36a194,4,0,ffff800000689000) at ip_input_if+0x2a1 ipv4_input(ffff800000689000,fffffd80695e5300) at ipv4_input+0x48 sys/netinet/ip_input.c:242 if_input_local(ffff800000689000,fffffd80695e5300,2) at if_input_local+0x10e sys/net/if.c:774 ip_output(fffffd8063f77400,0,fffffd806f67ef18,20,0,fffffd806f67eea0,4618fdc4f72ffbf6) at ip_output+0xb05 ip_mloopback sys/netinet/ip_output.c:1791 [inline] ip_output(fffffd8063f77400,0,fffffd806f67ef18,20,0,fffffd806f67eea0,4618fdc4f72ffbf6) at ip_output+0xb05 sys/netinet/ip_output.c:332 rip_output(fffffd8063f77400,fffffd806fc0dd38,ffff80002e36a3e0,1) at rip_output+0x2cb sys/netinet/raw_ip.c:302 rip_usrreq(fffffd806fc0dd38,9,fffffd8063f77400,0,0,ffff80002467c7e8) at rip_usrreq+0x49c sys/netinet/raw_ip.c:554 sosend(fffffd806fc0dd38,0,ffff80002e36a670,0,0,0) at sosend+0x632 sys/kern/uipc_socket.c:582 dofilewritev(ffff80002467c7e8,5,ffff80002e36a670,0,ffff80002e36a770) at dofilewritev+0x19c sys/kern/sys_generic.c:381 sys_writev(ffff80002467c7e8,ffff80002e36a718,ffff80002e36a770) at sys_writev+0xa7 sys/kern/sys_generic.c:328 syscall(ffff80002e36a7e0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e36a7e0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x91e4837240, count: -20