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 *452280 46001 0 0x12 0 0 sshd 157016 92513 0 0x14000 0x200 1 softnet db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff8241e115) at panic+0x15c sys/kern/subr_prf.c:207 witness_checkorder(ffffffff828fd198,9,0) at witness_checkorder+0x10e0 sys/kern/subr_witness.c:821 __mp_lock(ffffffff828fcf90) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff828fcf90) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff828fcf90) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 pageflttrap(ffff800020e62690,0) at pageflttrap+0x7f sys/arch/amd64/amd64/trap.c:180 kerntrap(ffff800020e62690) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b pool_cache_get(ffffffff828d9a80) at pool_cache_get+0x118 pool_cache_list_alloc sys/kern/subr_pool.c:1809 [inline] pool_cache_get(ffffffff828d9a80) at pool_cache_get+0x118 sys/kern/subr_pool.c:1879 pool_get(ffffffff828d9a80,2) at pool_get+0x91 sys/kern/subr_pool.c:572 m_gethdr(2,2) at m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 tcp_output(ffff800000ad7880) at tcp_output+0x14e6 tcp_usrreq(fffffd806eaea968,9,fffffd807f01eb00,0,0,ffff800020e3fc40) at tcp_usrreq+0xa55 sosend(fffffd806eaea968,0,ffff800020e62c98,0,0,80) at sosend+0x671 sys/kern/uipc_socket.c:555 dofilewritev(ffff800020e3fc40,4,ffff800020e62c98,0,ffff800020e62d80) at dofilewritev+0x1b6 sys/kern/sys_generic.c:365 end trace frame: 0xffff800020e62d20, 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 acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff8241e115) at panic+0x15c sys/kern/subr_prf.c:207 witness_checkorder(ffffffff828fd198,9,0) at witness_checkorder+0x10e0 sys/kern/subr_witness.c:821 __mp_lock(ffffffff828fcf90) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff828fcf90) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff828fcf90) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 pageflttrap(ffff800020e62690,0) at pageflttrap+0x7f sys/arch/amd64/amd64/trap.c:180 kerntrap(ffff800020e62690) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b pool_cache_get(ffffffff828d9a80) at pool_cache_get+0x118 pool_cache_list_alloc sys/kern/subr_pool.c:1809 [inline] pool_cache_get(ffffffff828d9a80) at pool_cache_get+0x118 sys/kern/subr_pool.c:1879 pool_get(ffffffff828d9a80,2) at pool_get+0x91 sys/kern/subr_pool.c:572 m_gethdr(2,2) at m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 tcp_output(ffff800000ad7880) at tcp_output+0x14e6 tcp_usrreq(fffffd806eaea968,9,fffffd807f01eb00,0,0,ffff800020e3fc40) at tcp_usrreq+0xa55 sosend(fffffd806eaea968,0,ffff800020e62c98,0,0,80) at sosend+0x671 sys/kern/uipc_socket.c:555 dofilewritev(ffff800020e3fc40,4,ffff800020e62c98,0,ffff800020e62d80) at dofilewritev+0x1b6 sys/kern/sys_generic.c:365 sys_write(ffff800020e3fc40,ffff800020e62d30,ffff800020e62d80) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff800020e62e00) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020e62e00) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffcaa70, count: -17 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800020e62400 rbx 0xffff800020e624b0 rdx 0x8b rcx 0x2 rax 0x1 r8 0xffffffff8150d54f kprintf+0x16f r9 0x1 r10 0x2 r11 0x2fbdb24d91d08bff r12 0x3000000008 r13 0xffff800020e62410 r14 0x100 r15 0x1 rip 0xffffffff818b9b58 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800020e623f0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (sshd) pid=452280 stat=onproc flags process=12 proc=0 pri=50, usrpri=50, nice=20 forw=0xffffffffffffffff, list=0xffff800020e3f4f0,0xffff800020e3fec0 process=0xffff8000ffffe3f8 user=0xffff800020e5d000, vmspace=0xfffffd806e8fe5c8 estcpu=0, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 61017 241605 0 0 3 0x14200 bored sosplice 29036 466573 35364 0 3 0x2 biowait syz-executor.1 70782 55887 35364 0 3 0x2 biowait syz-executor.0 35364 422963 42958 0 3 0x82 thrsleep syz-fuzzer 35364 19283 42958 0 3 0x4000082 nanosleep syz-fuzzer 35364 209269 42958 0 3 0x4000082 nanosleep syz-fuzzer 35364 164865 42958 0 3 0x4000082 thrsleep syz-fuzzer 35364 341306 42958 0 3 0x4000082 thrsleep syz-fuzzer 35364 383545 42958 0 3 0x4000082 thrsleep syz-fuzzer 35364 321565 42958 0 3 0x4000082 thrsleep syz-fuzzer 35364 220971 42958 0 3 0x4000082 kqread syz-fuzzer 35364 13313 42958 0 3 0x4000082 thrsleep syz-fuzzer 35364 339828 42958 0 3 0x4000082 thrsleep syz-fuzzer 42958 196400 46001 0 3 0x10008a pause ksh *46001 452280 92617 0 7 0x12 sshd 69761 7626 1 0 3 0x100083 ttyin getty 92617 301740 1 0 3 0x80 select sshd 59581 300870 96953 74 3 0x100092 bpf pflogd 96953 444447 1 0 3 0x80 netio pflogd 54581 301363 79037 73 3 0x100090 kqread syslogd 79037 133087 1 0 3 0x100082 netio syslogd 22856 280777 1 77 3 0x100090 poll dhclient 65445 358643 1 0 3 0x80 poll dhclient 63931 310273 0 0 3 0x14200 bored smr 94651 400344 0 0 2 0x14200 zerothread 7557 45964 0 0 3 0x14200 aiodoned aiodoned 95712 364282 0 0 3 0x14200 syncer update 67952 321926 0 0 3 0x14200 cleaner cleaner 53999 264638 0 0 3 0x14200 reaper reaper 89823 115431 0 0 3 0x14200 pgdaemon pagedaemon 36649 346357 0 0 3 0x14200 bored crynlk 14411 283061 0 0 3 0x14200 bored crypto 50623 88144 0 0 3 0x40014200 acpi0 acpi0 9133 170852 0 0 3 0x40014200 idle1 92513 157016 0 0 7 0x14200 softnet 17027 155209 0 0 3 0x14200 bored systqmp 10153 322308 0 0 3 0x14200 bored systq 16885 327323 0 0 3 0x40014200 bored softclock 3262 477264 0 0 3 0x40014200 idle0 1 382529 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 (0xffffffff828d9b78) #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 pool_cache_get+0xa3 pl_enter_try sys/kern/subr_pool.c:109 [inline] #2 pool_cache_get+0xa3 pool_list_enter sys/kern/subr_pool.c:1789 [inline] #2 pool_cache_get+0xa3 pool_cache_list_alloc sys/kern/subr_pool.c:1806 [inline] #2 pool_cache_get+0xa3 sys/kern/subr_pool.c:1879 #3 pool_get+0x91 sys/kern/subr_pool.c:572 #4 m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 #5 tcp_output+0x14e6 #6 tcp_usrreq+0xa55 #7 sosend+0x671 sys/kern/uipc_socket.c:555 #8 dofilewritev+0x1b6 sys/kern/sys_generic.c:365 #9 sys_write+0x83 sys/kern/sys_generic.c:285 #10 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #10 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #11 Xsyscall+0x128 CPU 1: exclusive mutex &uvm.fpageqlock r = 0 (0xffffffff82901b00) #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 uvm_pagezero_thread+0x181 sys/uvm/uvm_pmemrange.c:2150 #4 proc_trampoline+0x1c Process 29036 (syz-executor.1) thread 0xffff800020e38d58 (466573) exclusive rrwlock inode r = 0 (0xfffffd806b1f6098) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 sys/kern/kern_rwlock.c:311 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:603 #4 vn_lock+0x81 sys/kern/vfs_vnops.c:575 #5 vget+0x1c8 sys/kern/vfs_subr.c:671 #6 ufs_ihashget+0x141 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x74 sys/ufs/ffs/ffs_vfsops.c:1329 #8 ufs_lookup+0x14b7 sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x5b sys/kern/vfs_vops.c:90 #10 vfs_lookup+0x7a6 sys/kern/vfs_lookup.c:568 #11 namei+0x63c sys/kern/vfs_lookup.c:249 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1853 #13 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806b1f6a28) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 sys/kern/kern_rwlock.c:311 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:603 #4 vn_lock+0x81 sys/kern/vfs_vnops.c:575 #5 vget+0x1c8 sys/kern/vfs_subr.c:671 #6 cache_lookup+0x2bb sys/kern/vfs_cache.c:224 #7 ufs_lookup+0x1bc sys/ufs/ufs/ufs_lookup.c:162 #8 VOP_LOOKUP+0x5b sys/kern/vfs_vops.c:90 #9 vfs_lookup+0x7a6 sys/kern/vfs_lookup.c:568 #10 namei+0x63c sys/kern/vfs_lookup.c:249 #11 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1853 #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 Process 70782 (syz-executor.0) thread 0xffff800020dddad8 (55887) exclusive rrwlock inode r = 0 (0xfffffd806e227808) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 sys/kern/kern_rwlock.c:311 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 ufs_ihashins+0x45 sys/ufs/ufs/ufs_ihash.c:140 #4 ffs_vget+0x13e sys/ufs/ffs/ffs_vfsops.c:1358 #5 ffs_inode_alloc+0x1e2 sys/ufs/ffs/ffs_alloc.c:394 #6 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #7 VOP_MKDIR+0xc6 sys/kern/vfs_vops.c:450 #8 domkdirat+0x121 sys/kern/vfs_syscalls.c:3051 #9 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #9 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #10 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806b1f6918) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 sys/kern/kern_rwlock.c:311 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:603 #4 vn_lock+0x81 sys/kern/vfs_vnops.c:575 #5 vfs_lookup+0xe6 sys/kern/vfs_lookup.c:419 #6 namei+0x63c sys/kern/vfs_lookup.c:249 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3036 #8 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #9 Xsyscall+0x128 Process 46001 (sshd) thread 0xffff800020e3fc40 (452280) exclusive rwlock netlock r = 0 (0xffffffff8273b8d8) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 solock+0x5a sys/kern/uipc_socket2.c:282 #2 sosend+0x559 sys/kern/uipc_socket.c:543 #3 dofilewritev+0x1b6 sys/kern/sys_generic.c:365 #4 sys_write+0x83 sys/kern/sys_generic.c:285 #5 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #5 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #6 Xsyscall+0x128 exclusive mutex mbufpl r = 0 (0xffffffff828d9b78) #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 pool_cache_get+0xa3 pl_enter_try sys/kern/subr_pool.c:109 [inline] #2 pool_cache_get+0xa3 pool_list_enter sys/kern/subr_pool.c:1789 [inline] #2 pool_cache_get+0xa3 pool_cache_list_alloc sys/kern/subr_pool.c:1806 [inline] #2 pool_cache_get+0xa3 sys/kern/subr_pool.c:1879 #3 pool_get+0x91 sys/kern/subr_pool.c:572 #4 m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 #5 tcp_output+0x14e6 #6 tcp_usrreq+0xa55 #7 sosend+0x671 sys/kern/uipc_socket.c:555 #8 dofilewritev+0x1b6 sys/kern/sys_generic.c:365 #9 sys_write+0x83 sys/kern/sys_generic.c:285 #10 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #10 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #11 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9501 6408K 6663K 78643K 10812 0 pcb 13 8K 8K 78643K 39 0 rtable 101 4K 5K 78643K 275 0 ifaddr 69 14K 15K 78643K 107 0 sysctl 2 0K 0K 78643K 2 0 counters 43 33K 34K 78643K 55 0 ioctlops 0 0K 4K 78643K 1488 0 iov 0 0K 16K 78643K 22 0 mount 1 1K 1K 78643K 1 0 vnodes 1220 77K 77K 78643K 1291 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 106 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 4 9K 25K 78643K 228 0 proc 61 63K 83K 78643K 441 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 2 0 in_multi 45 2K 2K 78643K 76 0 ether_multi 1 0K 0K 78643K 3 0 mrt 0 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 49 228K 228K 78643K 49 0 exec 0 0K 1K 78643K 219 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 132 40K 40K 78643K 1680 0 UVM aobj 12 4K 4K 78643K 15 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 18 0 NDP 10 0K 0K 78643K 22 0 temp 91 3861K 3925K 78643K 8726 0 kqueue 3 4K 8K 78643K 130 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 6 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 69 0 67 1 0 1 1 0 8 0 rtentry 112 55 0 17 2 0 2 2 0 8 0 unpcb 120 111 0 101 1 0 1 1 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpqe 32 99 0 99 1 1 0 1 0 8 0 tcpcb 544 146 0 142 1 0 1 1 0 8 0 inpcb 296 298 0 291 4 2 2 2 0 8 1 nd6 48 10 0 8 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 0 1 1 0 8 1 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 2 0 1 1 0 1 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 4 0 1 1 0 1 1 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfqueue 264 2 0 0 1 0 1 1 0 8 0 pfstitem 24 15 0 5 1 0 1 1 0 8 0 pfstkey 112 15 0 5 1 0 1 1 0 8 0 pfstate 328 15 0 5 2 0 2 2 0 8 0 pfsrctr 152 24 0 14 1 0 1 1 0 8 0 pfrule 1360 24 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 236 0 80 12 0 12 12 0 8 1 art_table 32 237 0 80 2 0 2 2 0 8 0 art_node 16 54 0 18 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 2 1 0 1 1 0 8 1 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 98 0 88 1 0 1 1 0 8 0 shmpl 112 12 0 3 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1681 0 274 89 1 88 89 0 8 0 ffsino 272 1681 0 274 94 0 94 94 0 8 0 nchpl 144 2263 0 650 60 0 60 60 0 8 0 uvmvnodes 72 1774 0 0 33 0 33 33 0 8 0 vnodes 208 1774 0 0 94 0 94 94 0 8 0 namei 1024 5821 0 5820 2 1 1 1 0 8 0 percpumem 16 38 0 6 1 0 1 1 0 8 0 vcpupl 1984 2 0 0 1 0 1 1 0 8 0 vmpool 560 2 0 0 1 0 1 1 0 8 0 pfiaddrpl 120 2 0 0 1 0 1 1 0 8 0 scxspl 192 6443 0 6441 9 7 2 7 0 8 1 plimitpl 152 19 0 11 1 0 1 1 0 8 0 sigapl 424 444 0 413 4 0 4 4 0 8 0 futexpl 56 3016 0 3016 3 2 1 1 0 8 1 knotepl 112 214 0 195 1 0 1 1 0 8 0 kqueuepl 144 192 0 190 1 0 1 1 0 8 0 pipepl 304 96 0 86 3 1 2 2 0 8 1 fdescpl 496 428 0 413 3 0 3 3 0 8 0 filepl 152 2472 0 2370 6 1 5 5 0 8 1 lockfpl 104 38 0 37 1 0 1 1 0 8 0 lockfspl 48 15 0 14 1 0 1 1 0 8 0 sessionpl 112 18 0 7 1 0 1 1 0 8 0 pgrppl 48 44 0 33 1 0 1 1 0 8 0 ucredpl 96 124 0 115 1 0 1 1 0 8 0 zombiepl 144 413 0 413 2 1 1 1 0 8 1 processpl 992 444 0 413 5 0 5 5 0 8 0 procpl 624 896 0 856 4 0 4 4 0 8 0 sosppl 128 3 0 3 1 0 1 1 0 8 1 sockpl 400 480 0 461 4 1 3 3 0 8 1 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 4 0 0 1 0 1 1 0 8 0 mcl9k 9216 4 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 163 0 0 20 0 20 20 0 8 0 mtagpl 96 16 0 0 1 0 1 1 0 8 0 mbufpl 256 180 0 0 11 0 11 11 0 8 0 bufpl 280 3716 0 133 256 0 256 256 0 8 0 anonpl 16 54150 0 37372 70 1 69 69 0 124 1 amapchunkpl 152 2474 0 2318 21 13 8 21 0 158 0 amappl16 192 1726 0 836 45 0 45 45 0 8 0 amappl15 184 1 0 0 1 0 1 1 0 8 0 amappl14 176 25 0 20 1 0 1 1 0 8 0 amappl13 168 132 0 128 1 0 1 1 0 8 0 amappl12 160 208 0 203 1 0 1 1 0 8 0 amappl11 152 69 0 53 1 0 1 1 0 8 0 amappl10 144 25 0 19 1 0 1 1 0 8 0 amappl9 136 388 0 387 1 0 1 1 0 8 0 amappl8 128 364 0 326 2 0 2 2 0 8 0 amappl7 120 116 0 104 1 0 1 1 0 8 0 amappl6 112 21 0 19 1 0 1 1 0 8 0 amappl5 104 420 0 404 1 0 1 1 0 8 0 amappl4 96 492 0 462 1 0 1 1 0 8 0 amappl3 88 118 0 112 1 0 1 1 0 8 0 amappl2 80 2561 0 2500 2 0 2 2 0 8 0 amappl1 72 21141 0 20703 24 14 10 18 0 8 0 amappl 80 1153 0 1107 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 14 0 3 1 0 1 1 0 8 0 uaddrrnd 24 430 0 413 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 430 0 413 1 0 1 1 0 8 0 vmmpekpl 168 7408 0 7368 2 0 2 2 0 8 0 vmmpepl 168 60735 0 58763 128 30 98 117 0 357 6 vmsppl 368 429 0 413 2 0 2 2 0 8 0 pdppl 4096 867 0 828 6 0 6 6 0 8 0 pvpl 32 184866 0 165036 169 1 168 168 0 265 4 pmappl 232 429 0 413 3 1 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 257 0 6 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(ffffffff8241e115) at panic+0x15c sys/kern/subr_prf.c:207 witness_checkorder(ffffffff828fd198,9,0) at witness_checkorder+0x10e0 sys/kern/subr_witness.c:821 __mp_lock(ffffffff828fcf90) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff828fcf90) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff828fcf90) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 pageflttrap(ffff800020e62690,0) at pageflttrap+0x7f sys/arch/amd64/amd64/trap.c:180 kerntrap(ffff800020e62690) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b pool_cache_get(ffffffff828d9a80) at pool_cache_get+0x118 pool_cache_list_alloc sys/kern/subr_pool.c:1809 [inline] pool_cache_get(ffffffff828d9a80) at pool_cache_get+0x118 sys/kern/subr_pool.c:1879 pool_get(ffffffff828d9a80,2) at pool_get+0x91 sys/kern/subr_pool.c:572 m_gethdr(2,2) at m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 tcp_output(ffff800000ad7880) at tcp_output+0x14e6 tcp_usrreq(fffffd806eaea968,9,fffffd807f01eb00,0,0,ffff800020e3fc40) at tcp_usrreq+0xa55 sosend(fffffd806eaea968,0,ffff800020e62c98,0,0,80) at sosend+0x671 sys/kern/uipc_socket.c:555 dofilewritev(ffff800020e3fc40,4,ffff800020e62c98,0,ffff800020e62d80) at dofilewritev+0x1b6 sys/kern/sys_generic.c:365 sys_write(ffff800020e3fc40,ffff800020e62d30,ffff800020e62d80) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff800020e62e00) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020e62e00) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffcaa70, 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(ffffffff828fcf90) at __mp_lock+0x12e __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828fcf90) at __mp_lock+0x12e sys/kern/kern_lock.c:147 if_qstart_compat(ffff80000017c520) at if_qstart_compat+0x1a sys/net/if.c:675 ifq_serialize(ffff80000017c520,ffff80000017c638) at ifq_serialize+0x173 sys/net/ifq.c:113 taskq_thread(ffff80000002c000) at taskq_thread+0xec sys/kern/kern_task.c:437 end trace frame: 0x0, count: 8 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(ffffffff828fcf90) at __mp_lock+0x12e __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828fcf90) at __mp_lock+0x12e sys/kern/kern_lock.c:147 if_qstart_compat(ffff80000017c520) at if_qstart_compat+0x1a sys/net/if.c:675 ifq_serialize(ffff80000017c520,ffff80000017c638) at ifq_serialize+0x173 sys/net/ifq.c:113 taskq_thread(ffff80000002c000) at taskq_thread+0xec sys/kern/kern_task.c:437 end trace frame: 0x0, count: -7