Warning: Permanently added '10.128.0.213' (ED25519) to the list of known hosts. 2024/02/23 13:47:02 ignoring optional flag "sandboxArg"="0" 2024/02/23 13:47:02 parsed 1 programs 2024/02/23 13:47:07 executed programs: 0 2024/02/23 13:48:14 executed programs: 30 2024/02/23 13:48:19 executed programs: 190 2024/02/23 13:48:24 executed programs: 433 2024/02/23 13:48:29 executed programs: 682 2024/02/23 13:48:34 executed programs: 840 2024/02/23 13:48:39 executed programs: 1019 2024/02/23 13:48:44 executed programs: 1145 2024/02/23 13:48:49 executed programs: 1279 2024/02/23 13:48:54 executed programs: 1441 2024/02/23 13:48:59 executed programs: 1598 2024/02/23 13:49:04 executed programs: 1853 2024/02/23 13:49:09 executed programs: 2116 2024/02/23 13:49:14 executed programs: 2281 2024/02/23 13:49:19 executed programs: 2463 2024/02/23 13:49:24 executed programs: 2671 2024/02/23 13:49:29 executed programs: 2926 2024/02/23 13:49:34 executed programs: 3110 2024/02/23 13:49:39 executed programs: 3264 2024/02/23 13:49:44 executed programs: 3497 pWAaRNnIiNcG:: S vPLo pN_OgTe nLOerWEiRc_EbDa dOoNp TRStopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 227291 53609 32767 0x10 0 1 syz-executor.7 *395077 93961 32767 0x10 0 0K syz-executor.1 db_enter() at db_enter+0x1c panic(ffffffff82898dd9) at panic+0x17b vop_generic_badop(ffff80002a201ea8) at vop_generic_badop+0x1f VOP_STRATEGY(fffffd806a8b11c8,fffffd80692eb000) at VOP_STRATEGY+0x9f bwrite(fffffd80692eb000) at bwrite+0x1f1 VOP_BWRITE(fffffd80692eb000) at VOP_BWRITE+0x4e ufs_mkdir(ffff80002a202130) at ufs_mkdir+0x52c VOP_MKDIR(fffffd80760fa018,ffff80002a202290,ffff80002a2022c0,ffff80002a2021c0) at VOP_MKDIR+0xc3 domkdirat(ffff80002a17d2c8,ffffff9c,781f0df6f1e0,1ff) at domkdirat+0x125 syscall(ffff80002a202440) at syscall+0x533 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x781f0df6f250, count: 4 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 *cpu0: vop_generic_badop ddb{0}> trace db_enter() at db_enter+0x1c panic(ffffffff82898dd9) at panic+0x17b vop_generic_badop(ffff80002a201ea8) at vop_generic_badop+0x1f VOP_STRATEGY(fffffd806a8b11c8,fffffd80692eb000) at VOP_STRATEGY+0x9f bwrite(fffffd80692eb000) at bwrite+0x1f1 VOP_BWRITE(fffffd80692eb000) at VOP_BWRITE+0x4e ufs_mkdir(ffff80002a202130) at ufs_mkdir+0x52c VOP_MKDIR(fffffd80760fa018,ffff80002a202290,ffff80002a2022c0,ffff80002a2021c0) at VOP_MKDIR+0xc3 domkdirat(ffff80002a17d2c8,ffffff9c,781f0df6f1e0,1ff) at domkdirat+0x125 syscall(ffff80002a202440) at syscall+0x533 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x781f0df6f250, count: -11 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a201dd0 rbx 0xffffffff82d05cb7 cpu_info_full_primary+0x2cb7 rdx 0x3fd rcx 0 rax 0x19 r8 0x101010101010101 r9 0x8080808080808080 r10 0xf36a99b1da34ab5e r11 0x8f302f49484d5c38 r12 0xffffffff82d05ab8 cpu_info_full_primary+0x2ab8 r13 0 r14 0 r15 0x1 rip 0xffffffff813c88ac db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002a201dc0 ss 0 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.1) tid=395077 pid=93961 tcnt=1 stat=onproc flags process=10 proc=0 runpri=17, usrpri=82, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a17e2b8,0xffff80002a17dd78 process=0xffff8000ffff91c8 user=0xffff80002a1fd000, vmspace=0xfffffd807f003540 estcpu=36, cpticks=0, pctcpu=0.18, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 53609 227291 39713 32767 7 0x10 syz-executor.7 53609 435808 39713 32767 2 0x4000010 syz-executor.7 62950 413553 69652 32767 2 0x10 syz-executor.5 84903 139901 28940 32767 2 0x10 syz-executor.2 39713 458529 14099 32767 3 0x90 nanoslp syz-executor.7 14099 192509 23696 0 3 0x82 wait syz-executor.7 52734 163340 18674 0 3 0x100082 netio arp 18674 118776 6072 0 3 0x10008a sigsusp sh 6072 36872 1 0 3 0x80 wait syz-executor.7 32420 30441 39027 32767 2 0x490 syz-executor.3 14899 174388 26051 32767 2 0x10 syz-executor.6 39027 340877 23696 0 3 0x82 wait syz-executor.3 26051 15289 23696 0 3 0x82 wait syz-executor.6 74726 477135 57808 32767 2 0x10 syz-executor.4 69652 378697 95805 32767 3 0x90 nanoslp syz-executor.5 29486 424348 67876 32767 2 0x10 syz-executor.0 57808 4956 23696 0 3 0x82 wait syz-executor.4 67876 331017 23696 0 3 0x82 wait syz-executor.0 95805 265506 23696 0 3 0x82 wait syz-executor.5 28940 492505 66412 32767 2 0x490 syz-executor.2 *93961 395077 48856 32767 7 0x10 syz-executor.1 66412 269305 23696 0 3 0x82 wait syz-executor.2 48856 282496 23696 0 3 0x82 wait syz-executor.1 23696 331922 88385 0 3 0x2000082 thrsleep syz-execprog 23696 418279 88385 0 2 0x6000482 syz-execprog 23696 325781 88385 0 3 0x6000082 wait syz-execprog 23696 15523 88385 0 3 0x6000082 wait syz-execprog 23696 499164 88385 0 3 0x6000082 wait syz-execprog 23696 412552 88385 0 3 0x6000082 thrsleep syz-execprog 23696 178471 88385 0 3 0x6000082 wait syz-execprog 23696 517861 88385 0 3 0x6000082 wait syz-execprog 23696 285568 88385 0 3 0x6000082 thrsleep syz-execprog 23696 224837 88385 0 3 0x6000082 wait syz-execprog 23696 13246 88385 0 3 0x6000082 thrsleep syz-execprog 23696 218127 88385 0 3 0x6000082 wait syz-execprog 23696 105530 88385 0 3 0x6000082 thrsleep syz-execprog 23696 383558 88385 0 3 0x6000082 wait syz-execprog 23696 271728 88385 0 3 0x6000082 thrsleep syz-execprog 23696 281847 88385 0 3 0x6000082 kqread syz-execprog 88385 393448 27831 0 3 0x10008a sigsusp ksh 27831 314983 71502 0 3 0x9a kqread sshd 90137 369583 1 0 3 0x100083 ttyin getty 71502 246929 1 0 3 0x88 kqread sshd 68957 372970 89943 73 3 0x1100090 kqread syslogd 89943 374825 1 0 3 0x100082 netio syslogd 27918 135697 1 0 3 0x100080 kqread resolvd 42105 427907 37220 77 3 0x100092 kqread dhcpleased 72489 234082 37220 77 3 0x100092 kqread dhcpleased 37220 23178 1 0 3 0x80 kqread dhcpleased 11312 427349 0 0 3 0x14200 bored smr 343 287377 0 0 2 0x14200 zerothread 78028 465901 0 0 3 0x14200 aiodoned aiodoned 71624 77973 0 0 3 0x14200 syncer update 14263 378038 0 0 3 0x14200 cleaner cleaner 77767 331584 0 0 3 0x14200 reaper reaper 9324 492530 0 0 3 0x14200 pgdaemon pagedaemon 72725 188996 0 0 3 0x14200 bored viomb 24028 308122 0 0 3 0x40014200 acpi0 acpi0 20517 245870 0 0 3 0x40014200 idle1 12248 267860 0 0 3 0x14200 bored softnet3 80064 350528 0 0 3 0x14200 bored softnet2 20994 464439 0 0 3 0x14200 bored softnet1 73303 150163 0 0 3 0x14200 bored softnet0 50520 83811 0 0 3 0x14200 bored systqmp 57519 478459 0 0 3 0x14200 bored systq 4217 466388 0 0 3 0x14200 tmoslp softclockmp 66410 407859 0 0 3 0x40014200 tmoslp softclock 13716 376035 0 0 3 0x40014200 idle0 1 204463 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 1: exclusive mutex &uvm.fpageqlock r = 0 (0xffffffff82dcc378) #0 witness_lock+0x447 #1 mtx_enter_try+0x104 #2 mtx_enter+0x4f #3 uvm_pmr_getpages+0xeac #4 uvm_pagealloc+0x1a8 #5 uvm_fault_lower+0x1ab #6 uvm_fault+0x238 #7 upageflttrap+0x86 #8 usertrap+0x226 #9 recall_trap+0x8 Process 53609 (syz-executor.7) thread 0xffff80002a207aa0 (227291) exclusive rwlock amaplk r = 0 (0xfffffd806bae49e8) #0 witness_lock+0x447 #1 uvm_fault_check+0x41a #2 uvm_fault+0xf2 #3 upageflttrap+0x86 #4 usertrap+0x226 #5 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd807e3b72d8) #0 witness_lock+0x447 #1 uvmfault_lookup+0xd9 #2 uvm_fault_check+0x3e #3 uvm_fault+0xf2 #4 upageflttrap+0x86 #5 usertrap+0x226 #6 recall_trap+0x8 Process 14899 (syz-executor.6) thread 0xffff80002a219558 (174388) exclusive rrwlock inode r = 0 (0xfffffd807e057b48) #0 witness_lock+0x447 #1 rw_enter+0x3c8 #2 rrw_enter+0x8c #3 VOP_LOCK+0x8b #4 ufs_ihashins+0x46 #5 ffs_vget+0x141 #6 ffs_inode_alloc+0x1c5 #7 ufs_mkdir+0xfb #8 VOP_MKDIR+0xc3 #9 domkdirat+0x125 #10 syscall+0x533 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807e057f88) #0 witness_lock+0x447 #1 rw_enter+0x3c8 #2 rrw_enter+0x8c #3 VOP_LOCK+0x8b #4 vn_lock+0x84 #5 vfs_lookup+0xd5 #6 namei+0x55a #7 domkdirat+0x79 #8 syscall+0x533 #9 Xsyscall+0x128 Process 74726 (syz-executor.4) thread 0xffff80002a25aa90 (477135) exclusive rrwlock inode r = 0 (0xfffffd806bb29098) #0 witness_lock+0x447 #1 rw_enter+0x3c8 #2 rrw_enter+0x8c #3 VOP_LOCK+0x8b #4 vn_lock+0x84 #5 vget+0x200 #6 ufs_ihashget+0x121 #7 ffs_vget+0x7c #8 ufs_lookup+0x1323 #9 VOP_LOOKUP+0x5c #10 vfs_lookup+0x6e2 #11 namei+0x55a #12 dounlinkat+0x9d #13 syscall+0x533 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806bbbda30) #0 witness_lock+0x447 #1 rw_enter+0x3c8 #2 rrw_enter+0x8c #3 VOP_LOCK+0x8b #4 vn_lock+0x84 #5 vfs_lookup+0xd5 #6 namei+0x55a #7 dounlinkat+0x9d #8 syscall+0x533 #9 Xsyscall+0x128 Process 29486 (syz-executor.0) thread 0xffff80002a259d48 (424348) exclusive rrwlock inode r = 0 (0xfffffd806bb292b8) #0 witness_lock+0x447 #1 rw_enter+0x3c8 #2 rrw_enter+0x8c #3 VOP_LOCK+0x8b #4 vn_lock+0x84 #5 vget+0x200 #6 ufs_ihashget+0x121 #7 ffs_vget+0x7c #8 ufs_lookup+0x1323 #9 VOP_LOOKUP+0x5c #10 vfs_lookup+0x6e2 #11 namei+0x55a #12 dounlinkat+0x9d #13 syscall+0x533 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806bbbd4e0) #0 witness_lock+0x447 #1 rw_enter+0x3c8 #2 rrw_enter+0x8c #3 VOP_LOCK+0x8b #4 vn_lock+0x84 #5 vfs_lookup+0xd5 #6 namei+0x55a #7 dounlinkat+0x9d #8 syscall+0x533 #9 Xsyscall+0x128 Process 93961 (syz-executor.1) thread 0xffff80002a17d2c8 (395077) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82e33920) #0 witness_lock+0x447 #1 __mp_acquire_count+0x48 #2 mi_switch+0x46f #3 sleep_finish+0x19b #4 biowait+0x91 #5 bwrite+0x21c #6 ffs_update+0x28b #7 ufs_mkdir+0x517 #8 VOP_MKDIR+0xc3 #9 domkdirat+0x125 #10 syscall+0x533 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806bb29c48) #0 witness_lock+0x447 #1 rw_enter+0x3c8 #2 rrw_enter+0x8c #3 VOP_LOCK+0x8b #4 vn_lock+0x84 #5 vget+0x200 #6 ufs_ihashget+0x121 #7 ffs_vget+0x7c #8 ffs_inode_alloc+0x1c5 #9 ufs_mkdir+0xfb #10 VOP_MKDIR+0xc3 #11 domkdirat+0x125 #12 syscall+0x533 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806d7d9f88) #0 witness_lock+0x447 #1 rw_enter+0x3c8 #2 rrw_enter+0x8c #3 VOP_LOCK+0x8b #4 vn_lock+0x84 #5 vfs_lookup+0xd5 #6 namei+0x55a #7 domkdirat+0x79 #8 syscall+0x533 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10173 6407K 6419K 166960K 11254 0 pcb 15 10K 10K 166960K 15 0 rtable 234 6K 6K 166960K 352 0 pf 29 8K 8K 166960K 31 0 ifaddr 44 15K 15K 166960K 48 0 ifgroup 50 2K 2K 166960K 54 0 counters 64 36K 36K 166960K 66 0 ioctlops 0 0K 2K 166960K 29 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1174 73K 74K 166960K 3979 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 1K 166960K 2 0 VM map 2 1K 1K 166960K 2 0 sem 2 0K 0K 166960K 2 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 24 89K 121K 166960K 3706 0 proc 56 78K 115K 166960K 492 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 in_multi 99 7K 7K 166960K 100 0 ether_multi 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 25 122K 122K 166960K 25 0 exec 0 0K 1K 166960K 364 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 280 85K 88K 166960K 48423 0 UVM aobj 3 2K 2K 166960K 3 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 11 0K 1K 166960K 28 0 temp 1 6756K 6821K 166960K 11085 0 kqueue 12 18K 18K 166960K 25 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 24 0 0 1 0 1 1 0 8 0 rtpcb 120 34 0 30 1 0 1 1 0 8 0 rtentry 112 114 0 4 4 0 4 4 0 8 0 unpcb 144 5615 0 5602 5 3 2 2 0 8 1 syncache 336 5 0 5 2 2 0 1 0 8 0 tcpqe 32 134 0 134 1 1 0 1 0 8 0 tcpcb 808 8 0 5 1 0 1 1 0 8 0 arp 120 19 0 1 1 0 1 1 0 8 0 inpcb 392 61 0 55 1 0 1 1 0 8 0 nd6 136 24 0 0 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 455 0 3 29 0 29 29 0 8 0 art_table 32 456 0 3 4 0 4 4 0 8 0 art_node 16 113 0 13 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 11329 0 9888 91 0 91 91 0 8 0 ffsino 272 11329 0 9888 97 0 97 97 0 8 0 nchpl 144 16839 0 15198 63 0 63 63 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 268993 0 268991 9 8 1 3 0 8 0 percpumem 16 47 0 1 1 0 1 1 0 8 0 kstatmem 264 24 0 2 2 0 2 2 0 8 0 scxspl 216 136361 0 136361 10 9 1 8 1 8 1 plimitpl 152 44 0 20 1 0 1 1 0 8 0 sigapl 424 3996 0 3942 8 1 7 7 0 8 0 futexpl 64 27568 0 27568 2 1 1 1 0 8 1 knotepl 120 106 0 0 4 0 4 4 0 8 0 kqueuepl 216 21 0 13 1 0 1 1 0 8 0 pipepl 320 140 0 109 4 1 3 3 0 8 0 fdescpl 496 3978 0 3943 6 0 6 6 0 8 0 filepl 152 243183 0 243050 175 157 18 23 0 8 12 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 26 0 9 1 0 1 1 0 8 0 pgrppl 48 26 0 9 1 0 1 1 0 8 0 ucredpl 104 90 0 72 1 0 1 1 0 8 0 zombiepl 144 3943 0 3942 3 2 1 1 0 8 0 processpl 1136 3996 0 3942 5 0 5 5 0 8 0 procpl 680 14892 0 14822 11 2 9 9 0 8 1 sockpl 584 5710 0 5687 4 1 3 3 0 8 1 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 246 0 0 31 3 28 31 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 289 0 0 17 0 17 17 0 8 0 bufpl 280 8400 0 2083 452 0 452 452 0 8 0 anonpl 24 501063 0 495496 67 30 37 48 0 186 0 amapchunkpl 152 151689 0 151015 49 12 37 38 0 158 4 amappl16 200 9527 0 9427 11 5 6 6 0 8 0 amappl15 192 10 0 10 1 1 0 1 0 8 0 amappl14 184 176 0 163 2 1 1 2 0 8 0 amappl13 176 6 0 6 1 1 0 1 0 8 0 amappl12 168 4611 0 4574 3 1 2 2 0 8 0 amappl11 160 58 0 47 1 0 1 1 0 8 0 amappl10 152 25 0 16 2 1 1 1 0 8 0 amappl9 144 157 0 156 2 1 1 1 0 8 0 amappl8 136 169 0 130 2 0 2 2 0 8 0 amappl7 128 187 0 164 2 0 2 2 0 8 0 amappl6 120 262 0 251 1 0 1 1 0 8 0 amappl5 112 120 0 111 1 0 1 1 0 8 0 amappl4 104 430 0 408 2 1 1 2 0 8 0 amappl3 96 29549 0 29465 5 1 4 4 0 8 1 amappl2 88 4421 0 4341 3 1 2 3 0 8 0 amappl1 80 21199 0 20641 23 10 13 22 0 8 0 amappl 88 47942 0 47746 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 2 0 0 1 0 1 1 0 8 0 uaddrrnd 24 3979 0 3944 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 3979 0 3944 1 0 1 1 0 8 0 vmmpekpl 168 43633 0 43597 3 0 3 3 0 8 0 vmmpepl 168 224276 0 222408 130 35 95 108 0 357 2 vmsppl 448 3978 0 3944 6 1 5 5 0 8 0 rwobjpl 56 84122 0 77137 109 8 101 101 0 8 0 pdppl 4096 7965 0 7888 145 58 87 93 0 8 10 pvpl 32 37017 0 0 299 1 298 298 0 265 0 pmappl 248 3978 0 3944 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 452 0 77 11 0 11 11 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x1c panic(ffffffff82898dd9) at panic+0x17b vop_generic_badop(ffff80002a201ea8) at vop_generic_badop+0x1f VOP_STRATEGY(fffffd806a8b11c8,fffffd80692eb000) at VOP_STRATEGY+0x9f bwrite(fffffd80692eb000) at bwrite+0x1f1 VOP_BWRITE(fffffd80692eb000) at VOP_BWRITE+0x4e ufs_mkdir(ffff80002a202130) at ufs_mkdir+0x52c VOP_MKDIR(fffffd80760fa018,ffff80002a202290,ffff80002a2022c0,ffff80002a2021c0) at VOP_MKDIR+0xc3 domkdirat(ffff80002a17d2c8,ffffff9c,781f0df6f1e0,1ff) at domkdirat+0x125 syscall(ffff80002a202440) at syscall+0x533 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x781f0df6f250, count: -11 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffff800029cebff0) at x86_ipi_db+0x1e x86_ipi_handler() at x86_ipi_handler+0xb7 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 x86_bus_space_io_read_4(b008,0) at x86_bus_space_io_read_4+0x2c acpitimer_delay(1) at acpitimer_delay+0x115 comcnputc(800,52) at comcnputc+0x1d7 cnputc(52) at cnputc+0x4f kputchar(52,5,0) at kputchar+0x202 kprintf() at kprintf+0x6bc printf(ffffffff82bd1346) at printf+0x79 proc_trampoline() at proc_trampoline+0xc6 end of kernel end trace frame: 0x723aeb6bdc30, count: 4 ddb{1}> trace x86_ipi_db(ffff800029cebff0) at x86_ipi_db+0x1e x86_ipi_handler() at x86_ipi_handler+0xb7 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 x86_bus_space_io_read_4(b008,0) at x86_bus_space_io_read_4+0x2c acpitimer_delay(1) at acpitimer_delay+0x115 comcnputc(800,52) at comcnputc+0x1d7 cnputc(52) at cnputc+0x4f kputchar(52,5,0) at kputchar+0x202 kprintf() at kprintf+0x6bc printf(ffffffff82bd1346) at printf+0x79 proc_trampoline() at proc_trampoline+0xc6 end of kernel end trace frame: 0x723aeb6bdc30, count: -11