Warning: Permanently added '10.128.0.138' (ED25519) to the list of known hosts. 2023/09/08 07:12:38 ignoring optional flag "sandboxArg"="0" 2023/09/08 07:12:38 parsed 1 programs 2023/09/08 07:12:43 executed programs: 0 witness: lock order reversal: 1st 0xffffffff82cc8bd0 &sched_lock (&sched_lock) 2nd 0xffff8000ffff9608 &pr->ps_mtx (&pr->ps_mtx) lock order "&pr->ps_mtx"(mutex) -> "&sched_lock"(sched_lock) first seen at: #0 __mp_lock+0xa2 #1 donice+0x178 #2 syscall+0x5e2 #3 Xsyscall+0x128 lock order "&sched_lock"(sched_lock) -> "&pr->ps_mtx"(mutex) first seen at: #0 mtx_enter+0x3e #1 single_thread_set+0x35a #2 sigexit+0x90 #3 postsig+0x4a9 #4 userret+0x16e #5 syscall+0x4e7 #6 Xsyscall+0x128 Stopped at db_enter+0x1c: 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+0x1c witness_checkorder(ffff8000ffff9608,9,0) at witness_checkorder+0x10b7 mtx_enter(ffff8000ffff95f8) at mtx_enter+0x3e single_thread_set(ffff800021206568,0,1) at single_thread_set+0x35a sigexit(ffff800021206568,6) at sigexit+0x90 postsig(ffff800021206568,6,ffff800021280f88) at postsig+0x4a9 userret(ffff800021206568) at userret+0x16e syscall(ffff8000212810c0) at syscall+0x4e7 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6b4d91f2da0, count: -9 ddb{1}> show registers rdi 0x3 rsi 0xffffffff82bf22f0 __sancov_gen_cov_switch_values.134 rbp 0xffff800021280c90 rbx 0x3 rdx 0x3fd rcx 0 rax 0x1 r8 0xffff800021280c00 r9 0x8080808080808080 r10 0x1cc87ec17fc78532 r11 0xfb68794b6257ae97 r12 0xfffffd8003a09e00 r13 0 r14 0xfffffd8003a03210 r15 0xfffffd80031c7bc0 rip 0xffffffff81b6e27c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff800021280c80 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.0) pid=310575 stat=onproc flags process=100000 proc=4002000 pri=32, usrpri=50, nice=20 forw=0xffffffffffffffff, list=0xffff8000212062c0,0xffffffff82c90e98 process=0xffff8000ffff94f8 user=0xffff80002127c000, vmspace=0xfffffd806f15e1d8 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 30001 483721 67920 0 4 0x182000 syz-executor.0 *30001 310575 67920 0 7 0x4102000 syz-executor.0 67920 197523 47526 0 3 0x82 nanoslp syz-executor.0 47526 331162 71970 0 3 0x2000082 kqread syz-execprog 47526 203557 71970 0 3 0x6000082 nanoslp syz-execprog 47526 192305 71970 0 3 0x6000082 thrsleep syz-execprog 47526 64374 71970 0 3 0x6000082 thrsleep syz-execprog 47526 406472 71970 0 3 0x6000082 thrsleep syz-execprog 47526 445951 71970 0 3 0x6000082 thrsleep syz-execprog 47526 255057 71970 0 3 0x6000082 thrsleep syz-execprog 47526 200619 71970 0 3 0x6000082 thrsleep syz-execprog 47526 420480 71970 0 3 0x6000082 wait syz-execprog 47526 146951 71970 0 3 0x6000082 thrsleep syz-execprog 47526 415312 71970 0 3 0x6000082 thrsleep syz-execprog 71970 89602 96638 0 3 0x10008a sigsusp ksh 96638 433866 52604 0 3 0x9a kqread sshd 7197 68180 1 0 3 0x100083 ttyin getty 52604 330610 1 0 3 0x88 kqread sshd 11859 113998 56153 73 3 0x1100090 kqread syslogd 56153 243627 1 0 3 0x100082 netio syslogd 29356 410239 1 0 3 0x100080 kqread resolvd 47263 138777 46810 77 3 0x100092 kqread dhcpleased 95814 223365 46810 77 3 0x100092 kqread dhcpleased 46810 449227 1 0 3 0x80 kqread dhcpleased 48119 481470 0 0 3 0x14200 bored smr 99077 3754 0 0 7 0x14200 zerothread 33475 446173 0 0 3 0x14200 aiodoned aiodoned 93617 381239 0 0 3 0x14200 syncer update 10685 60052 0 0 3 0x14200 cleaner cleaner 69533 40757 0 0 3 0x14200 reaper reaper 72670 9561 0 0 3 0x14200 pgdaemon pagedaemon 65251 458916 0 0 3 0x14200 bored viomb 2364 511194 0 0 3 0x40014200 acpi0 acpi0 49158 90252 0 0 3 0x40014200 idle1 89144 61366 0 0 3 0x14200 bored softnet3 88707 192692 0 0 3 0x14200 bored softnet2 70036 205974 0 0 3 0x14200 bored softnet1 11815 472561 0 0 3 0x14200 bored softnet0 78843 506563 0 0 3 0x14200 bored systqmp 92524 259341 0 0 3 0x14200 bored systq 10237 120527 0 0 3 0x40014200 bored softclock 18746 198754 0 0 3 0x40014200 idle0 1 259994 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive sched_lock &sched_lock r = 0 (0xffffffff82cc8bd0) #0 witness_lock+0x447 #1 single_thread_set+0x179 #2 sigexit+0x90 #3 postsig+0x4a9 #4 userret+0x16e #5 syscall+0x4e7 #6 Xsyscall+0x128 Process 30001 (syz-executor.0) thread 0xffff800021206568 (310575) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82ca0228) #0 witness_lock+0x447 #1 postsig+0x49e #2 userret+0x16e #3 syscall+0x4e7 #4 Xsyscall+0x128 exclusive sched_lock &sched_lock r = 0 (0xffffffff82cc8bd0) #0 witness_lock+0x447 #1 single_thread_set+0x179 #2 sigexit+0x90 #3 postsig+0x4a9 #4 userret+0x16e #5 syscall+0x4e7 #6 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10159 6391K 6420K 78643K 11237 0 pcb 13 8K 8K 78643K 13 0 rtable 80 2K 2K 78643K 138 0 pf 15 6K 6K 78643K 15 0 ifaddr 16 10K 10K 78643K 16 0 ifgroup 22 1K 1K 78643K 22 0 counters 46 34K 34K 78643K 46 0 ioctlops 0 0K 2K 78643K 22 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1174 73K 74K 78643K 1187 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 1K 78643K 2 0 VM map 2 1K 1K 78643K 2 0 sem 2 0K 0K 78643K 2 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 4 9K 13K 78643K 25 0 proc 55 78K 91K 78643K 274 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 in_multi 22 1K 1K 78643K 22 0 ether_multi 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 25 122K 122K 78643K 25 0 exec 0 0K 1K 78643K 270 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 8 62K 64K 78643K 10 0 UVM amap 157 16K 17K 78643K 2683 0 UVM aobj 3 2K 2K 78643K 3 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 6 0K 0K 78643K 6 0 temp 1 5904K 5968K 78643K 3161 0 kqueue 12 18K 18K 78643K 25 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 21 0 18 1 0 1 1 0 8 0 rtentry 112 34 0 1 1 0 1 1 0 8 0 unpcb 144 33 0 20 1 0 1 1 0 8 0 syncache 304 5 0 5 2 1 1 1 0 8 1 tcpqe 32 153 0 153 1 1 0 1 0 8 0 tcpcb 808 8 0 5 1 0 1 1 0 8 0 arp 120 4 0 0 1 0 1 1 0 8 0 inpcb 368 30 0 24 1 0 1 1 0 8 0 nd6 136 3 0 0 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 144 0 0 9 0 9 9 0 8 0 art_table 32 145 0 0 2 0 2 2 0 8 0 art_node 16 33 0 3 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1455 0 51 89 0 89 89 0 8 1 ffsino 272 1455 0 51 94 0 94 94 0 8 0 nchpl 144 1692 0 61 61 0 61 61 0 8 0 uvmvnodes 80 1464 0 0 30 0 30 30 0 8 0 vnodes 216 1464 0 0 82 0 82 82 0 8 0 namei 1024 5171 0 5171 3 1 2 2 0 8 2 percpumem 16 36 0 0 1 0 1 1 0 8 0 kstatmem 264 8 0 0 1 0 1 1 0 8 0 scxspl 216 6418 0 6418 10 3 7 8 1 8 7 plimitpl 152 27 0 19 1 0 1 1 0 8 0 sigapl 424 337 0 305 5 0 5 5 0 8 1 knotepl 120 76 0 0 3 0 3 3 0 8 0 kqueuepl 216 21 0 13 1 0 1 1 0 8 0 pipepl 320 110 0 103 3 1 2 2 0 8 1 fdescpl 496 320 0 305 5 1 4 4 0 8 2 filepl 152 1383 0 1318 4 0 4 4 0 8 1 lockfpl 104 6 0 4 1 0 1 1 0 8 0 lockfspl 48 4 0 2 1 0 1 1 0 8 0 sessionpl 144 18 0 9 1 0 1 1 0 8 0 pgrppl 48 18 0 9 1 0 1 1 0 8 0 ucredpl 104 66 0 56 1 0 1 1 0 8 0 zombiepl 144 305 0 305 2 1 1 1 0 8 1 processpl 1072 337 0 305 3 0 3 3 0 8 0 procpl 680 348 0 305 5 0 5 5 0 8 1 sockpl 488 84 0 62 3 0 3 3 0 8 0 mcl8k 8192 6 0 0 1 0 1 1 0 8 0 mcl4k 4096 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 246 0 0 31 0 31 31 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 261 0 0 17 0 17 17 0 8 0 bufpl 288 4056 0 140 280 0 280 280 0 8 0 anonpl 24 176909 0 173279 70 13 57 57 0 186 30 amapchunkpl 152 9295 0 8918 28 1 27 27 0 158 10 amappl16 200 4902 0 4834 9 4 5 5 0 8 0 amappl15 192 8 0 8 1 1 0 1 0 8 0 amappl14 184 134 0 123 2 0 2 2 0 8 1 amappl13 176 13 0 12 2 1 1 1 0 8 0 amappl12 168 853 0 837 2 0 2 2 0 8 1 amappl11 160 57 0 46 1 0 1 1 0 8 0 amappl10 152 13 0 12 2 1 1 1 0 8 0 amappl9 144 183 0 182 2 1 1 1 0 8 0 amappl8 136 118 0 96 2 0 2 2 0 8 1 amappl7 128 52 0 45 1 0 1 1 0 8 0 amappl6 120 164 0 149 2 0 2 2 0 8 1 amappl5 112 132 0 124 1 0 1 1 0 8 0 amappl4 104 506 0 471 3 0 3 3 0 8 1 amappl3 96 2394 0 2353 2 0 2 2 0 8 1 amappl2 88 580 0 528 4 1 3 3 0 8 1 amappl1 80 9945 0 9495 27 5 22 22 0 8 11 amappl 88 2271 0 2173 4 0 4 4 0 92 1 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 2 0 0 1 0 1 1 0 8 0 uaddrrnd 24 320 0 305 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 320 0 305 1 0 1 1 0 8 0 vmmpekpl 168 9179 0 9156 2 0 2 2 0 8 0 vmmpepl 168 39758 0 38550 120 7 113 113 0 357 58 vmsppl 464 319 0 305 5 1 4 4 0 8 2 rwobjpl 56 19715 0 17443 46 1 45 45 0 8 7 pdppl 4096 648 0 610 84 22 62 62 0 8 24 pvpl 32 362640 0 354809 377 15 362 362 0 265 290 pmappl 248 319 0 305 3 1 2 2 0 8 1 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 623 0 25 18 0 18 18 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff82c05ff0) at x86_ipi_db+0x1e x86_ipi_handler() at x86_ipi_handler+0xb7 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x3a yield() at yield+0x37 uvm_pagezero_thread(ffff8000211b2aa8) at uvm_pagezero_thread+0x6d end trace frame: 0x0, count: -6 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x1c: addq $0x8,%rsp ddb{1}> trace db_enter() at db_enter+0x1c witness_checkorder(ffff8000ffff9608,9,0) at witness_checkorder+0x10b7 mtx_enter(ffff8000ffff95f8) at mtx_enter+0x3e single_thread_set(ffff800021206568,0,1) at single_thread_set+0x35a sigexit(ffff800021206568,6) at sigexit+0x90 postsig(ffff800021206568,6,ffff800021280f88) at postsig+0x4a9 userret(ffff800021206568) at userret+0x16e syscall(ffff8000212810c0) at syscall+0x4e7 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6b4d91f2da0, count: -9 ddb{1}>