uvm_fault(fffffd807f000730,20000000,0,1) at uvm_fault+0xc3e uvmfault_amapcopy sys/uvm/uvm_fault.c:242 [inline] uvm_fault(fffffd807f000730,20000000,0,1) at uvm_fault+0xc3e sys/uvm/uvm_fault.c:559 pageflttrap(ffff800020ee5c20,0) at pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 kerntrap(ffff800020ee5c20) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyin() at copyin+0x4b sys_connect(ffff800020e33398,ffff800020ee5de8,ffff800020ee5e30) at sys_connect+0x9b sys/kern/uipc_syscalls.c:360 syscall(ffff800020ee5eb0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020ee5eb0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xfd08e99bd70, count: 243 End of stack trace. Stopped at db_enter+0x18: addq $0x8,%rsp ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 yield() at yield+0x77 sys/kern/sched_bsd.c:304 pool_get(ffffffff828987b8,1) at pool_get+0x19c sys/kern/subr_pool.c:588 uvm_mapent_alloc(fffffd807f000730,0) at uvm_mapent_alloc+0x2d2 sys/uvm/uvm_map.c:1751 uvm_map_clip_end(fffffd807f000730,fffffd8068854a48,20010000) at uvm_map_clip_end+0x5d sys/uvm/uvm_map.c:4769 amap_copy(fffffd807f000730,fffffd8068854a48,2,1,20000000,20000001) at amap_copy+0x53b sys/uvm/uvm_amap.c:530 uvm_fault(fffffd807f000730,20000000,0,1) at uvm_fault+0xc3e uvmfault_amapcopy sys/uvm/uvm_fault.c:242 [inline] uvm_fault(fffffd807f000730,20000000,0,1) at uvm_fault+0xc3e sys/uvm/uvm_fault.c:559 pageflttrap(ffff800020ee5c20,0) at pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 kerntrap(ffff800020ee5c20) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyin() at copyin+0x4b sys_connect(ffff800020e33398,ffff800020ee5de8,ffff800020ee5e30) at sys_connect+0x9b sys/kern/uipc_syscalls.c:360 syscall(ffff800020ee5eb0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020ee5eb0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xfd08e99bd70, count: -14 ddb{0}> show registers rdi 0 rsi 0x3ffff acpi_pdirpa+0x2be67 rbp 0xffff800020ee56a0 rbx 0x2 rdx 0x40000 acpi_pdirpa+0x2be68 rcx 0xffff800020ef4000 rax 0xffff800000ae8fc0 r8 0xffffffff819bd72f kprintf+0x16f r9 0x1 r10 0x2 r11 0x5863d341d758fb0d r12 0x1 r13 0xfffffd80669d97b0 r14 0xffff800020e33398 r15 0x3 rip 0xffffffff816af6b8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800020ee5690 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.0) pid=218095 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff800020e33ae8,0xffffffff828b5550 process=0xffff800020e19358 user=0xffff800020ee0000, vmspace=0xfffffd807f000730 estcpu=36, cpticks=16, pctcpu=0.0 user=0, sys=15, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 58704 78074 69352 0 2 0 syz-executor.0 *58704 218095 69352 0 7 0x4000000 syz-executor.0 76546 384318 20944 0 2 0x2 syz-executor.1 69352 100036 20944 0 2 0x482 syz-executor.0 20944 208778 43242 0 3 0x82 thrsleep syz-fuzzer 20944 1465 43242 0 2 0x4000482 syz-fuzzer 20944 182015 43242 0 3 0x4000082 thrsleep syz-fuzzer 20944 73782 43242 0 3 0x4000082 thrsleep syz-fuzzer 20944 199791 43242 0 3 0x4000082 thrsleep syz-fuzzer 20944 73757 43242 0 7 0x4000002 syz-fuzzer 20944 271986 43242 0 3 0x4000082 thrsleep syz-fuzzer 20944 230564 43242 0 2 0x4000482 syz-fuzzer 20944 128962 43242 0 3 0x4000082 thrsleep syz-fuzzer 20944 237121 43242 0 3 0x4000082 thrsleep syz-fuzzer 20944 294803 43242 0 3 0x4000082 thrsleep syz-fuzzer 43242 50676 96800 0 3 0x10008a pause ksh 96800 237999 17022 0 3 0x92 select sshd 63098 242819 1 0 2 0x100083 getty 17022 307718 1 0 3 0x80 select sshd 52694 192336 40920 74 3 0x100092 bpf pflogd 40920 52763 1 0 3 0x80 netio pflogd 55453 24439 61013 73 2 0x100090 syslogd 61013 414445 1 0 3 0x100082 netio syslogd 54029 37151 1 77 3 0x100090 poll dhclient 74586 83552 1 0 3 0x80 poll dhclient 67628 509321 0 0 2 0x14200 smr 18892 319195 0 0 3 0x14200 pgzero zerothread 90492 291034 0 0 3 0x14200 aiodoned aiodoned 51870 79818 0 0 3 0x14200 syncer update 36131 200678 0 0 3 0x14200 cleaner cleaner 11768 444754 0 0 3 0x14200 reaper reaper 50105 178655 0 0 3 0x14200 pgdaemon pagedaemon 33436 399682 0 0 3 0x14200 bored crynlk 83853 495024 0 0 3 0x14200 bored crypto 59502 159874 0 0 3 0x40014200 acpi0 acpi0 21123 203946 0 0 3 0x40014200 idle1 87466 329869 0 0 3 0x14200 bored softnet 86033 28490 0 0 2 0x14200 systqmp 16871 34237 0 0 3 0x14200 bored systq 45215 33430 0 0 2 0x40014200 softclock 28511 228492 0 0 3 0x40014200 idle0 1 15987 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 58704 (syz-executor.0) thread 0xffff800020e33398 (218095) exclusive rwlock vmmaplk r = 0 (0xfffffd807f000748) #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 vm_map_lock_ln+0x111 sys/uvm/uvm_map.c:5445 #3 uvmfault_lookup+0xbe sys/uvm/uvm_fault.c:1442 #4 uvm_fault+0xbbd uvmfault_amapcopy sys/uvm/uvm_fault.c:232 [inline] #4 uvm_fault+0xbbd sys/uvm/uvm_fault.c:559 #5 pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 #6 kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 #7 alltraps_kern_meltdown+0x7b #8 copyin+0x4b #9 sys_connect+0x9b sys/kern/uipc_syscalls.c:360 #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 exclusive rwlock netlock r = 0 (0xffffffff82735868) #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 sys_connect+0x6a sys/kern/uipc_syscalls.c:355 #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 kernel_lock &kernel_lock r = 1 (0xffffffff828c2ab0) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 syscall+0x400 mi_syscall sys/sys/syscall_mi.h:93 [inline] #1 syscall+0x400 sys/arch/amd64/amd64/trap.c:570 #2 Xsyscall+0x128 Process 76546 (syz-executor.1) thread 0xffff800020e33608 (384318) exclusive rrwlock inode r = 0 (0xfffffd8064da7b40) #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 (0xfffffd806b2273c8) #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 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1853 #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 20944 (syz-fuzzer) thread 0xffff800020ded118 (73757) exclusive rwlock pipelk r = 0 (0xfffffd806fa85d00) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 pipe_write+0x361 sys/kern/sys_pipe.c:574 #2 dofilewritev+0x1b6 sys/kern/sys_generic.c:365 #3 sys_write+0x83 sys/kern/sys_generic.c:285 #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 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9503 6544K 6545K 78643K 10684 0 pcb 13 8K 8K 78643K 31 0 rtable 114 4K 7K 78643K 285 0 ifaddr 58 12K 13K 78643K 97 0 counters 43 33K 34K 78643K 57 0 ioctlops 0 0K 4K 78643K 1475 0 iov 0 0K 16K 78643K 17 0 mount 1 1K 1K 78643K 1 0 vnodes 1217 77K 77K 78643K 1253 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 4 0 VM map 2 1K 1K 78643K 2 0 sem 10 0K 0K 78643K 10 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 5 13K 25K 78643K 105 0 proc 60 63K 95K 78643K 447 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 3 0 in_multi 33 2K 2K 78643K 35 0 ether_multi 1 0K 0K 78643K 2 0 mrt 0 0K 0K 78643K 5 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 213 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 116 22K 22K 78643K 1258 0 UVM aobj 7 2K 2K 78643K 7 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 13 0 NDP 9 0K 0K 78643K 20 0 temp 80 3846K 3910K 78643K 3517 0 kqueue 3 4K 4K 78643K 3 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 7 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 26 0 24 1 0 1 1 0 8 0 rtentry 112 49 0 3 2 0 2 2 0 8 0 unpcb 120 128 0 118 1 0 1 1 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpqe 32 538 0 538 1 1 0 1 0 8 0 tcpcb 544 36 0 32 1 0 1 1 0 8 0 inpcb 280 183 0 172 2 0 2 2 0 8 1 rttmr 72 2 0 2 1 1 0 1 0 8 0 nd6 48 7 0 0 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 11 0 9 1 0 1 1 0 8 0 pfstitem 24 16 0 1 1 0 1 1 0 8 0 pfstkey 112 16 0 1 1 0 1 1 0 8 0 pfstate 328 16 0 1 2 0 2 2 0 8 0 pfrule 1360 23 0 17 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 202 0 0 13 0 13 13 0 8 0 art_table 32 203 0 0 2 0 2 2 0 8 0 art_node 16 48 0 6 1 0 1 1 0 8 0 semupl 112 1 0 1 1 0 1 1 0 8 1 semapl 112 8 0 0 1 0 1 1 0 8 0 shmpl 112 5 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1535 0 128 89 0 89 89 0 8 0 ffsino 272 1535 0 128 95 0 95 95 0 8 0 nchpl 144 1881 0 273 60 0 60 60 0 8 0 uvmvnodes 72 1594 0 0 29 0 29 29 0 8 0 vnodes 208 1594 0 0 84 0 84 84 0 8 0 namei 1024 4998 0 4998 2 1 1 1 0 8 1 percpumem 16 39 0 7 1 0 1 1 0 8 0 pfiaddrpl 120 3 0 2 1 0 1 1 0 8 0 scxspl 192 5527 0 5527 9 8 1 7 0 8 1 plimitpl 152 21 0 13 1 0 1 1 0 8 0 sigapl 424 320 0 289 4 0 4 4 0 8 0 futexpl 56 1200 0 1200 2 1 1 1 0 8 1 knotepl 112 61 0 42 1 0 1 1 0 8 0 kqueuepl 144 14 0 12 1 0 1 1 0 8 0 pipelkpl 48 83 0 73 1 0 1 1 0 8 0 pipepl 120 166 0 147 1 0 1 1 0 8 0 fdescpl 496 305 0 289 3 0 3 3 0 8 0 filepl 152 1724 0 1621 6 1 5 5 0 8 1 lockfpl 104 25 0 24 1 0 1 1 0 8 0 lockfspl 48 8 0 7 1 0 1 1 0 8 0 sessionpl 112 18 0 7 1 0 1 1 0 8 0 pgrppl 48 18 0 7 1 0 1 1 0 8 0 ucredpl 96 138 0 129 1 0 1 1 0 8 0 zombiepl 144 296 0 296 2 1 1 1 0 8 1 processpl 984 320 0 289 5 0 5 5 0 8 0 procpl 624 498 0 456 4 0 4 4 0 8 0 sockpl 400 338 0 316 4 1 3 4 0 8 0 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 1 0 0 1 0 1 1 0 8 0 mcl4k 4096 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 191 0 0 23 0 23 23 0 8 0 mtagpl 80 4 0 0 1 0 1 1 0 8 0 mbufpl 256 209 0 0 13 0 13 13 0 8 0 bufpl 280 3516 0 132 242 0 242 242 0 8 0 anonpl 16 43222 0 27569 65 1 64 64 0 124 0 amapchunkpl 152 1526 0 1362 9 1 8 9 0 158 0 amappl16 192 1259 0 435 42 0 42 42 0 8 0 amappl15 184 39 0 36 1 0 1 1 0 8 0 amappl14 176 26 0 22 1 0 1 1 0 8 0 amappl13 168 29 0 26 1 0 1 1 0 8 0 amappl12 160 9 0 7 1 0 1 1 0 8 0 amappl11 152 90 0 74 1 0 1 1 0 8 0 amappl10 144 16 0 11 1 0 1 1 0 8 0 amappl9 136 380 0 379 1 0 1 1 0 8 0 amappl8 128 338 0 308 2 0 2 2 0 8 0 amappl7 120 126 0 114 1 0 1 1 0 8 0 amappl6 112 22 0 20 1 0 1 1 0 8 0 amappl5 104 216 0 198 1 0 1 1 0 8 0 amappl4 96 491 0 463 1 0 1 1 0 8 0 amappl3 88 107 0 102 1 0 1 1 0 8 0 amappl2 80 1518 0 1443 2 0 2 2 0 8 0 amappl1 72 16837 0 16392 23 13 10 18 0 8 0 amappl 80 752 0 704 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 6 0 0 1 0 1 1 0 8 0 uaddrrnd 24 305 0 289 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 305 0 289 1 0 1 1 0 8 0 vmmpekpl 168 6444 0 6411 2 0 2 2 0 8 0 vmmpepl 168 44203 0 42224 118 26 92 112 0 357 5 vmsppl 368 304 0 289 2 0 2 2 0 8 0 pdppl 4096 617 0 578 6 0 6 6 0 8 0 pvpl 32 149855 0 131083 158 4 154 157 0 265 2 pmappl 232 304 0 289 2 1 1 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 264 0 5 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 yield() at yield+0x77 sys/kern/sched_bsd.c:304 pool_get(ffffffff828987b8,1) at pool_get+0x19c sys/kern/subr_pool.c:588 uvm_mapent_alloc(fffffd807f000730,0) at uvm_mapent_alloc+0x2d2 sys/uvm/uvm_map.c:1751 uvm_map_clip_end(fffffd807f000730,fffffd8068854a48,20010000) at uvm_map_clip_end+0x5d sys/uvm/uvm_map.c:4769 amap_copy(fffffd807f000730,fffffd8068854a48,2,1,20000000,20000001) at amap_copy+0x53b sys/uvm/uvm_amap.c:530 uvm_fault(fffffd807f000730,20000000,0,1) at uvm_fault+0xc3e uvmfault_amapcopy sys/uvm/uvm_fault.c:242 [inline] uvm_fault(fffffd807f000730,20000000,0,1) at uvm_fault+0xc3e sys/uvm/uvm_fault.c:559 pageflttrap(ffff800020ee5c20,0) at pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 kerntrap(ffff800020ee5c20) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyin() at copyin+0x4b sys_connect(ffff800020e33398,ffff800020ee5de8,ffff800020ee5e30) at sys_connect+0x9b sys/kern/uipc_syscalls.c:360 syscall(ffff800020ee5eb0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020ee5eb0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xfd08e99bd70, count: -14 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800020d80ff0) 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(ffffffff828c28a8) at __mp_lock+0x127 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828c28a8) at __mp_lock+0x127 sys/kern/kern_lock.c:147 selwakeup(fffffd806fa86c50) at selwakeup+0x16 sys/kern/sys_generic.c:776 pipeselwakeup(fffffd806fa86c30) at pipeselwakeup+0x76 sys/kern/sys_pipe.c:384 pipe_write(fffffd806ead77c0,ffff800020ebd428,0) at pipe_write+0x74e sys/kern/sys_pipe.c:673 dofilewritev(ffff800020ded118,1,ffff800020ebd428,0,ffff800020ebd510) at dofilewritev+0x1b6 sys/kern/sys_generic.c:365 sys_write(ffff800020ded118,ffff800020ebd4c0,ffff800020ebd510) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff800020ebd590) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020ebd590) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xc00268d948, count: -11