panic: pool_do_get: pvpl free list modified: page 0xfffffd8064741000; item addr 0xfffffd8064741000; offset 0x0=0x0 != 0x2173f115ef4ae4e0 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *289267 42053 0 0 0x4000000 0K syz-executor.0 522220 5420 0 0x2 0x480 1 syz-executor.0 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff822735eb) at panic+0x15c sys/kern/subr_prf.c:207 pool_do_get(ffffffff82666120,2,ffff800023fb3778) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff82666120,2) at pool_get+0xeb sys/kern/subr_pool.c:581 pmap_enter(fffffd8066ba91d8,20cd3000,66cfe000,3,21) at pmap_enter+0x16e uvm_fault(fffffd8067396b90,20cd3000,0,1) at uvm_fault+0x10f0 sys/uvm/uvm_fault.c:1217 pageflttrap(ffff800023fb3be0,0) at pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 kerntrap(ffff800023fb3be0) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyin() at copyin+0x4b syscall(ffff800023fb3f30) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800023fb3f30) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb895ae11010, count: 3 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 pool_do_get: pvpl free list modified: page 0xfffffd8064741000; item addr 0xfffffd8064741000; offset 0x0=0x0 != 0x2173f115ef4ae4e0 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff822735eb) at panic+0x15c sys/kern/subr_prf.c:207 pool_do_get(ffffffff82666120,2,ffff800023fb3778) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff82666120,2) at pool_get+0xeb sys/kern/subr_pool.c:581 pmap_enter(fffffd8066ba91d8,20cd3000,66cfe000,3,21) at pmap_enter+0x16e uvm_fault(fffffd8067396b90,20cd3000,0,1) at uvm_fault+0x10f0 sys/uvm/uvm_fault.c:1217 pageflttrap(ffff800023fb3be0,0) at pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 kerntrap(ffff800023fb3be0) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyin() at copyin+0x4b syscall(ffff800023fb3f30) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800023fb3f30) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb895ae11010, count: -12 ddb{0}> show registers rdi 0 rsi 0x3ffff acpi_pdirpa+0x2be67 rbp 0xffff800023fb35c0 rbx 0xffff800023fb3670 rdx 0x40000 acpi_pdirpa+0x2be68 rcx 0xffff800020f6c000 rax 0xffff800000a1d200 r8 0xffffffff814db7df kprintf+0x16f r9 0x1 r10 0x25 r11 0xbde7442fcc5d1ddc r12 0x3000000008 r13 0xffff800023fb35d0 r14 0x100 r15 0x1 rip 0xffffffff817e1ae8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800023fb35b0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.0) pid=289267 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff800020ed9398,0xffffffff82641d18 process=0xffff800020ecf740 user=0xffff800023fae000, vmspace=0xfffffd8067396b90 estcpu=36, cpticks=41, pctcpu=1.75 user=0, sys=220, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 42053 476932 5420 0 2 0 syz-executor.0 *42053 289267 5420 0 7 0x4000000 syz-executor.0 20239 373111 0 0 3 0x14200 bored sosplice 22030 222119 77094 0 3 0x82 piperd syz-executor.1 5420 522220 77094 0 7 0x482 syz-executor.0 77094 411011 27999 0 3 0x82 thrsleep syz-fuzzer 77094 191068 27999 0 2 0x4000482 syz-fuzzer 77094 75162 27999 0 3 0x4000082 thrsleep syz-fuzzer 77094 120239 27999 0 3 0x4000082 thrsleep syz-fuzzer 77094 130056 27999 0 3 0x4000082 kqread syz-fuzzer 77094 497640 27999 0 3 0x4000082 thrsleep syz-fuzzer 77094 414785 27999 0 3 0x4000082 thrsleep syz-fuzzer 77094 403251 27999 0 3 0x4000082 thrsleep syz-fuzzer 77094 254501 27999 0 2 0x4000002 syz-fuzzer 77094 426601 27999 0 2 0x4000482 syz-fuzzer 27999 465830 29573 0 3 0x10008a pause ksh 29573 236729 11566 0 3 0x92 select sshd 99636 462580 1 0 3 0x100083 ttyin getty 11566 359161 1 0 3 0x80 select sshd 46062 479692 46490 74 2 0x100492 pflogd 46490 272457 1 0 3 0x80 netio pflogd 59871 372343 6651 73 3 0x100090 kqread syslogd 6651 507772 1 0 3 0x100082 netio syslogd 59118 422856 1 77 3 0x100090 poll dhclient 97299 228625 1 0 3 0x80 poll dhclient 15913 37509 0 0 3 0x14200 bored smr 94469 318186 0 0 2 0x14200 zerothread 60734 177508 0 0 3 0x14200 aiodoned aiodoned 22674 77404 0 0 2 0x14200 update 1488 473199 0 0 3 0x14200 cleaner cleaner 57596 62496 0 0 3 0x14200 reaper reaper 48370 293542 0 0 3 0x14200 pgdaemon pagedaemon 52605 247497 0 0 3 0x14200 bored crynlk 24403 139647 0 0 3 0x14200 bored crypto 68681 485607 0 0 3 0x40014200 acpi0 acpi0 14420 66786 0 0 3 0x40014200 idle1 27195 458327 0 0 2 0x14200 softnet 54581 291222 0 0 2 0x14200 systqmp 55674 359164 0 0 3 0x14200 bored systq 53391 315773 0 0 2 0x40014200 softclock 35923 175187 0 0 3 0x40014200 idle0 1 36153 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex pvpl r = 0 (0xffffffff82666130) #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 pool_get+0xbf sys/kern/subr_pool.c:578 #4 pmap_enter+0x16e #5 uvm_fault+0x10f0 sys/uvm/uvm_fault.c:1217 #6 pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 #7 kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 #8 alltraps_kern_meltdown+0x7b #9 copyin+0x4b #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 Process 42053 (syz-executor.0) thread 0xffff800020ed8c48 (289267) shared rwlock vmmaplk r = 0 (0xfffffd8067396ba8) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 uvmfault_lookup+0xd9 sys/uvm/uvm_fault.c:1448 #2 uvm_fault+0x7f sys/uvm/uvm_fault.c:524 #3 pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 #4 kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 #5 alltraps_kern_meltdown+0x7b #6 copyin+0x4b #7 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #7 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #8 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff82693100) #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 exclusive mutex pvpl r = 0 (0xffffffff82666130) #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 pool_get+0xbf sys/kern/subr_pool.c:578 #4 pmap_enter+0x16e #5 uvm_fault+0x10f0 sys/uvm/uvm_fault.c:1217 #6 pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 #7 kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 #8 alltraps_kern_meltdown+0x7b #9 copyin+0x4b #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 9543 6440K 6926K 78643K 11656 0 pcb 13 8K 8K 78643K 127 0 rtable 102 3K 3K 78643K 360 0 ifaddr 99 19K 19K 78643K 169 0 counters 43 33K 34K 78643K 59 0 ioctlops 0 0K 4K 78643K 1501 0 iov 0 0K 18K 78643K 113 0 mount 1 1K 1K 78643K 1 0 vnodes 1217 77K 77K 78643K 1538 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 7 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 94 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1823 197K 290K 78643K 12980 0 file desc 5 13K 25K 78643K 595 0 sigio 0 0K 0K 78643K 112 0 proc 61 63K 83K 78643K 498 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 61 0 in_multi 87 3K 4K 78643K 164 0 ether_multi 1 0K 0K 78643K 12 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 61 281K 281K 78643K 61 0 exec 0 0K 1K 78643K 246 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 136 72K 72K 78643K 3002 0 UVM aobj 26 2K 2K 78643K 31 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 73 0 NDP 15 0K 0K 78643K 33 0 temp 133 3044K 3119K 78643K 13775 0 kqueue 3 4K 12K 78643K 37 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 8 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 55 0 53 1 0 1 1 0 8 0 rtentry 112 76 0 35 2 0 2 2 0 8 0 unpcb 120 363 0 353 2 1 1 2 0 8 0 syncache 264 9 0 9 4 3 1 1 0 8 1 tcpqe 32 123 0 123 2 1 1 1 0 8 1 tcpcb 544 969 0 964 3 1 2 2 0 8 1 inpcb 280 1445 0 1436 5 3 2 2 0 8 0 nd6 48 14 0 12 1 0 1 1 0 8 0 pkpcb 40 1 0 1 1 0 1 1 0 8 1 pfosfp 40 846 0 423 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 62 0 35 1 0 1 1 0 8 0 pfstkey 112 62 0 35 2 0 2 2 0 8 0 pfstate 328 62 0 35 4 0 4 4 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 375 0 206 13 1 12 13 0 8 0 art_table 32 377 0 206 2 0 2 2 0 8 0 art_node 16 73 0 34 1 0 1 1 0 8 0 sysvmsgpl 40 22 0 14 1 0 1 1 0 8 0 semupl 112 4 0 4 1 1 0 1 0 8 0 semapl 112 90 0 80 1 0 1 1 0 8 0 shmpl 112 29 0 5 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2258 0 852 91 3 88 89 0 8 0 ffsino 272 2258 0 852 95 0 95 95 0 8 0 nchpl 144 3314 0 1713 60 0 60 60 0 8 0 uvmvnodes 72 2524 0 0 46 0 46 46 0 8 0 vnodes 208 2524 0 0 133 0 133 133 0 8 0 namei 1024 9551 0 9551 3 2 1 1 0 8 1 percpumem 16 40 0 8 1 0 1 1 0 8 0 vcpupl 1984 7 0 0 1 0 1 1 0 8 0 vmpool 560 9 0 2 1 0 1 1 0 8 0 scsiplug 64 1 0 1 1 1 0 1 0 8 0 scxspl 192 10348 0 10348 10 9 1 7 0 8 1 plimitpl 152 87 0 79 1 0 1 1 0 8 0 sigapl 424 813 0 781 4 0 4 4 0 8 0 futexpl 56 10312 0 10312 3 2 1 1 0 8 1 knotepl 112 104 0 85 1 0 1 1 0 8 0 kqueuepl 144 137 0 134 1 0 1 1 0 8 0 pipelkpl 48 173 0 163 1 0 1 1 0 8 0 pipepl 120 346 0 327 2 1 1 2 0 8 0 fdescpl 496 795 0 779 3 0 3 3 0 8 0 filepl 152 5539 0 5437 7 2 5 6 0 8 1 lockfpl 104 188 0 187 1 0 1 1 0 8 0 lockfspl 48 66 0 65 1 0 1 1 0 8 0 sessionpl 112 18 0 7 1 0 1 1 0 8 0 pgrppl 48 21 0 10 1 0 1 1 0 8 0 ucredpl 96 608 0 599 1 0 1 1 0 8 0 zombiepl 144 781 0 781 1 0 1 1 0 8 1 processpl 984 813 0 781 7 2 5 5 0 8 0 procpl 624 2177 0 2135 4 0 4 4 0 8 0 sosppl 128 9 0 9 3 3 0 1 0 8 0 sockpl 400 1865 0 1845 10 6 4 5 0 8 1 mcl64k 65536 11 0 0 2 0 2 2 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 14 0 0 2 0 2 2 0 8 0 mcl9k 9216 4 0 0 1 0 1 1 0 8 0 mcl8k 8192 5 0 0 1 0 1 1 0 8 0 mcl4k 4096 10 0 0 2 0 2 2 0 8 0 mcl2k 2048 258 0 0 32 1 31 32 0 8 0 mtagpl 80 68 0 0 2 0 2 2 0 8 0 mbufpl 256 440 0 0 25 0 25 25 0 8 0 bufpl 280 5579 0 136 389 0 389 389 0 8 0 anonpl 16 93880 0 75866 94 21 73 74 0 124 0 amapchunkpl 152 5772 0 5639 25 18 7 19 0 158 0 amappl16 192 4932 0 3923 70 19 51 51 0 8 0 amappl15 184 1 0 0 1 0 1 1 0 8 0 amappl14 176 25 0 21 1 0 1 1 0 8 0 amappl13 168 25 0 24 1 0 1 1 0 8 0 amappl12 160 17 0 12 1 0 1 1 0 8 0 amappl11 152 59 0 44 1 0 1 1 0 8 0 amappl10 144 24 0 20 1 0 1 1 0 8 0 amappl9 136 388 0 387 1 0 1 1 0 8 0 amappl8 128 375 0 331 2 0 2 2 0 8 0 amappl7 120 133 0 120 1 0 1 1 0 8 0 amappl6 112 28 0 23 1 0 1 1 0 8 0 amappl5 104 702 0 685 1 0 1 1 0 8 0 amappl4 96 491 0 461 1 0 1 1 0 8 0 amappl3 88 142 0 137 1 0 1 1 0 8 0 amappl2 80 5442 0 5374 2 0 2 2 0 8 0 amappl1 72 27412 0 26973 23 13 10 18 0 8 0 amappl 80 2442 0 2396 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 30 0 5 1 0 1 1 0 8 0 uaddrrnd 24 804 0 781 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 804 0 781 1 0 1 1 0 8 0 vmmpekpl 168 10349 0 10316 2 0 2 2 0 8 0 vmmpepl 168 103023 0 100823 132 36 96 104 0 357 0 vmsppl 368 803 0 781 3 0 3 3 0 8 0 pdppl 4096 1616 0 1569 7 0 7 7 0 8 0 pvpl 32 278393 0 258267 195 28 167 174 0 265 4 pvpl: pool(0xffffffff82666120:pvpl): free list modified: page 0xfffffd8064741000; item ordinal 0; addr 0xfffffd8064741000 (p 0xfffffd8064741000); offset 0x0=0x0 pvpl: pool(0xffffffff82666120:pvpl): page inconsistency: page 0xfffffd8064741000; item ordinal 1; addr 0x4cef4aeecc2c6506 pmappl 232 803 0 781 2 0 2 2 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 301 0 17 9 0 9 9 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(ffffffff822735eb) at panic+0x15c sys/kern/subr_prf.c:207 pool_do_get(ffffffff82666120,2,ffff800023fb3778) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff82666120,2) at pool_get+0xeb sys/kern/subr_pool.c:581 pmap_enter(fffffd8066ba91d8,20cd3000,66cfe000,3,21) at pmap_enter+0x16e uvm_fault(fffffd8067396b90,20cd3000,0,1) at uvm_fault+0x10f0 sys/uvm/uvm_fault.c:1217 pageflttrap(ffff800023fb3be0,0) at pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 kerntrap(ffff800023fb3be0) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyin() at copyin+0x4b syscall(ffff800023fb3f30) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800023fb3f30) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb895ae11010, count: -12 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffff800020e00ff0) 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 __sanitizer_cov_trace_cmp4(ffffffff82692ef8,ffffffff82692ef8) at __sanitizer_cov_trace_cmp4+0x45 sys/dev/kcov.c:172 __mp_acquire_count(ffffffff82692ef8,1) at __mp_acquire_count+0x51 sys/kern/kern_lock.c:227 mi_switch() at mi_switch+0x392 sys/kern/sched_bsd.c:435 sleep_finish(ffff800020f6bb20,1) at sleep_finish+0x113 sys/kern/kern_synch.c:418 sleep_finish_all(ffff800020f6bb20,1) at sleep_finish_all+0x32 sleep_finish_timeout sys/kern/kern_synch.c:447 [inline] sleep_finish_all(ffff800020f6bb20,1) at sleep_finish_all+0x32 sys/kern/kern_synch.c:393 tsleep(ffffffff825704b4,120,ffffffff821ef588,2) at tsleep+0x1cc sys/kern/kern_synch.c:155 sys_nanosleep(ffff800020e6dd48,ffff800020f6bc50,ffff800020f6bca0) at sys_nanosleep+0x205 sys/kern/kern_time.c:298 syscall(ffff800020f6bd20) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020f6bd20) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffe6900, count: 3 ddb{1}> trace x86_ipi_db(ffff800020e00ff0) 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 __sanitizer_cov_trace_cmp4(ffffffff82692ef8,ffffffff82692ef8) at __sanitizer_cov_trace_cmp4+0x45 sys/dev/kcov.c:172 __mp_acquire_count(ffffffff82692ef8,1) at __mp_acquire_count+0x51 sys/kern/kern_lock.c:227 mi_switch() at mi_switch+0x392 sys/kern/sched_bsd.c:435 sleep_finish(ffff800020f6bb20,1) at sleep_finish+0x113 sys/kern/kern_synch.c:418 sleep_finish_all(ffff800020f6bb20,1) at sleep_finish_all+0x32 sleep_finish_timeout sys/kern/kern_synch.c:447 [inline] sleep_finish_all(ffff800020f6bb20,1) at sleep_finish_all+0x32 sys/kern/kern_synch.c:393 tsleep(ffffffff825704b4,120,ffffffff821ef588,2) at tsleep+0x1cc sys/kern/kern_synch.c:155 sys_nanosleep(ffff800020e6dd48,ffff800020f6bc50,ffff800020f6bca0) at sys_nanosleep+0x205 sys/kern/kern_time.c:298 syscall(ffff800020f6bd20) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020f6bd20) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffe6900, count: -12