panic: malloc: allocation too large, type = 2, size = 1768304430 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 133452 11944 0 0 0 0 syz-executor *334514 11944 0 0 0x4000000 1K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830a5007) at panic+0x1e5 sys/kern/subr_prf.c:198 malloc(69662f2e,2,2) at malloc+0xcf4 sys/kern/kern_malloc.c:334 bpf_allocbufs(ffff8000012d8800) at bpf_allocbufs+0x85 sys/net/bpf.c:1659 bpf_setif(ffff8000012d8800,ffff80003bda68f0) at bpf_setif+0x17d sys/net/bpf.c:1201 bpfioctl(51700,8020426c,ffff80003bda68f0,1,ffff80002a4251e0) at bpfioctl+0xd2a sys/net/bpf.c:955 VOP_IOCTL(fffffd806b1ba2e8,8020426c,ffff80003bda68f0,1,fffffd807f7d3680,ffff80002a4251e0) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806bb88ac8,8020426c,ffff80003bda68f0,ffff80002a4251e0) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002a4251e0,ffff80003bda6ad0,ffff80003bda6a20) at sys_ioctl+0x5c3 syscall(ffff80003bda6ad0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003bda6ad0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8daf8f0d310, 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: malloc: allocation too large, type = 2, size = 1768304430 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830a5007) at panic+0x1e5 sys/kern/subr_prf.c:198 malloc(69662f2e,2,2) at malloc+0xcf4 sys/kern/kern_malloc.c:334 bpf_allocbufs(ffff8000012d8800) at bpf_allocbufs+0x85 sys/net/bpf.c:1659 bpf_setif(ffff8000012d8800,ffff80003bda68f0) at bpf_setif+0x17d sys/net/bpf.c:1201 bpfioctl(51700,8020426c,ffff80003bda68f0,1,ffff80002a4251e0) at bpfioctl+0xd2a sys/net/bpf.c:955 VOP_IOCTL(fffffd806b1ba2e8,8020426c,ffff80003bda68f0,1,fffffd807f7d3680,ffff80002a4251e0) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806bb88ac8,8020426c,ffff80003bda68f0,ffff80002a4251e0) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002a4251e0,ffff80003bda6ad0,ffff80003bda6a20) at sys_ioctl+0x5c3 syscall(ffff80003bda6ad0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003bda6ad0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8daf8f0d310, count: -11 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003bda6470 rbx 0xffff800029b5cdc7 rdx 0xffff80000128db00 rcx 0xffff80002a4251e0 rax 0xffff800029b5bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xe751c0afed8ecd3 r11 0x5849dbe745af364c r12 0xffff800029b5cbc8 r13 0 r14 0 r15 0x1 rip 0xffffffff8239cdf5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003bda6460 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=334514 pid=11944 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a424028,0xffff80002a419980 process=0xffff80002ed5bdc8 user=0xffff80003bda1000, vmspace=0xfffffd80687afad8 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 1365 58868 12831 0 2 0 syz-executor 11944 133452 17232 0 7 0 syz-executor *11944 334514 17232 0 7 0x4000000 syz-executor 53246 76972 9151 0 2 0 syz-executor 53246 172445 9151 0 3 0x4000080 fsleep syz-executor 29693 398127 34536 60928 2 0x10 syz-executor 29693 19011 34536 60928 2 0x4000010 syz-executor 33882 183573 33933 0 2 0 syz-executor 33882 160984 33933 0 2 0x4000000 syz-executor 33882 23695 33933 0 3 0x4000080 fsleep syz-executor 59790 144763 36958 0 2 0 syz-executor 59790 16591 36958 0 3 0x4000080 fsleep syz-executor 67734 396842 14131 0 3 0x80 nanoslp syz-executor 67734 13297 14131 0 3 0x4000080 pipewr syz-executor 67734 281710 14131 0 3 0x4000080 fsleep syz-executor 86586 159711 75525 0 2 0 syz-executor 86586 369745 75525 0 2 0x4000000 syz-executor 86586 356670 75525 0 3 0x4000080 fsleep syz-executor 15239 505073 1 0 3 0x100083 ttyin getty 17110 79337 0 0 3 0x14200 bored sosplice 14131 428171 8821 0 2 0x3 syz-executor 12831 199307 8821 0 3 0x82 nanoslp syz-executor 36958 436439 8821 0 2 0x3 syz-executor 34536 270898 8821 0 2 0x2 syz-executor 33933 392711 8821 0 2 0x3 syz-executor 75525 33602 8821 0 2 0x3 syz-executor 9151 197781 8821 0 3 0x82 nanoslp syz-executor 17232 413642 8821 0 3 0x82 nanoslp syz-executor 8821 237805 2577 0 3 0x82 kqread syz-executor 2577 286081 97602 0 3 0x10008a sigsusp ksh 97602 205942 88828 0 3 0x98 kqread sshd-session 88828 44848 57708 0 3 0x92 kqread sshd-session 57708 132432 1 0 3 0x88 kqread sshd 86013 44349 22905 74 3 0x1100092 bpf pflogd 22905 59841 1 0 3 0x80 sbwait pflogd 29573 173618 5531 73 3 0x1100090 kqread syslogd 5531 309123 1 0 3 0x100082 sbwait syslogd 26885 18633 1 0 3 0x100080 kqread resolvd 85722 518482 67276 77 3 0x100092 kqread dhcpleased 9713 223569 67276 77 3 0x100092 kqread dhcpleased 67276 10821 1 0 3 0x80 kqread dhcpleased 98868 186880 0 0 3 0x14200 bored smr 6318 4038 0 0 3 0x14200 pgzero zerothread 21672 450823 0 0 3 0x14200 aiodoned aiodoned 55406 237952 0 0 3 0x14200 syncer update 67037 60389 0 0 3 0x14200 cleaner cleaner 9573 320344 0 0 3 0x14200 reaper reaper 18941 227552 0 0 3 0x14200 pgdaemon pagedaemon 8394 489109 0 0 3 0x14200 bored viomb 1516 113701 0 0 3 0x40014200 acpi0 acpi0 76022 496024 0 0 3 0x40014200 idle1 41303 483334 0 0 3 0x14200 bored softnet3 99605 12735 0 0 3 0x14200 bored softnet2 86321 39918 0 0 3 0x14200 bored softnet1 18129 383140 0 0 3 0x14200 bored softnet0 73623 9395 0 0 3 0x14200 bored systqmp 46693 162760 0 0 3 0x14200 bored systq 50747 252194 0 0 3 0x14200 tmoslp softclockmp 24607 336895 0 0 3 0x40014200 tmoslp softclock 71192 207325 0 0 3 0x40014200 idle0 1 437594 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex &bd->bd_mtx r = 0 (0xffff8000012d8818) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 bpf_setif+0x97 sys/net/bpf.c:1200 #4 bpfioctl+0xd2a sys/net/bpf.c:955 #5 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #6 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #7 sys_ioctl+0x5c3 #8 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 1365 (syz-executor) thread 0xffff80002a424028 (58868) Process 11944 (syz-executor) thread 0xffff80002a4251e0 (334514) ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10231 11117K 11421K 166960K 12722 0 pcb 17 15K 17K 166960K 325 0 rtable 173 7K 7K 166960K 494 0 pf 37 18K 22K 166960K 108 0 ifaddr 38 6K 7K 166960K 65 0 ifgroup 53 2K 2K 166960K 81 0 sysctl 4 1K 1K 166960K 4 0 counters 64 36K 37K 166960K 84 0 ioctlops 0 0K 4K 166960K 1585 0 iov 0 0K 16K 166960K 57 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1422 89K 90K 166960K 2427 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 3 5K 9K 166960K 19 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 70 0 dirhash 12 2K 2K 166960K 27 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 18 65K 85K 166960K 1123 0 sigio 1 0K 0K 166960K 21 0 proc 72 91K 128K 166960K 598 0 subproc 72 4K 4K 166960K 74 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 120 0 in_multi 73 5K 7K 166960K 132 0 ether_multi 1 0K 0K 166960K 7 0 mrt 1 0K 0K 166960K 4 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 235 1049K 1049K 166960K 235 0 exec 0 0K 1K 166960K 515 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 237 73K 87K 166960K 12612 0 UVM aobj 130 6K 6K 166960K 133 0 pinsyscall 43 86K 102K 166960K 2264 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 49 0 NDP 12 0K 2K 166960K 39 0 temp 72 6898K 6968K 166960K 60369 0 kqueue 14 22K 29K 166960K 185 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> 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 120 150 0 147 2 1 1 2 0 8 0 rtentry 112 143 0 68 4 0 4 4 0 8 0 unpcb 144 830 0 809 5 1 4 4 0 8 3 syncache 336 8 0 8 3 3 0 1 0 8 0 tcpqe 32 4 0 4 2 2 0 1 0 8 0 tcpcb 808 364 0 355 9 4 5 5 0 8 3 arp 120 25 0 11 1 0 1 1 0 8 0 inpcb 376 1449 0 1436 22 17 5 12 0 8 3 ip6q 72 1 0 1 1 1 0 1 0 8 0 ip6af 40 11 0 11 1 1 0 1 0 8 0 nd6 136 26 0 9 1 0 1 1 0 8 0 pkpcb 40 9 0 9 4 4 0 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1168 9 0 8 3 2 1 1 0 8 0 pfstscr 40 3 0 3 2 2 0 1 0 8 0 pffrag 232 6 0 1 1 0 1 1 0 482 0 pffrnode 88 6 0 1 1 0 1 1 0 8 0 pffrent 40 7 0 2 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 1 0 0 1 0 1 1 0 8 0 pfanchor 1288 1 0 0 1 0 1 1 0 8 0 pftag 88 5 0 1 1 0 1 1 0 8 0 pfstitem 24 82 0 29 1 0 1 1 0 8 0 pfstkey 128 84 0 31 2 0 2 2 0 8 0 pfstate 376 84 0 31 6 0 6 6 0 8 0 pfrule 1344 39 0 29 2 0 2 2 0 8 0 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 595 0 245 30 6 24 29 0 8 0 art_table 32 599 0 245 4 0 4 4 0 8 0 art_node 16 141 0 78 1 0 1 1 0 8 0 sysvmsgpl 40 16 0 9 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 67 0 57 1 0 1 1 0 8 0 shmpl 112 130 0 3 4 0 4 4 0 8 0 dirhash 1024 27 0 10 3 0 3 3 0 8 0 dino2pl 256 3472 0 1968 95 0 95 95 0 8 0 ffsino 280 3472 0 1968 110 1 109 109 0 8 0 nchpl 144 5089 0 3401 63 0 63 63 0 8 0 uvmvnodes 80 4205 0 0 86 0 86 86 0 8 0 vnodes 216 4205 0 0 234 0 234 234 0 8 0 namei 1024 17783 0 17783 4 3 1 2 0 8 1 percpumem 16 56 0 10 1 0 1 1 0 8 0 kstatmem 264 44 0 20 3 0 3 3 0 8 1 scsiplug 72 6 0 6 2 2 0 1 0 8 0 scxspl 216 15032 0 15032 11 10 1 8 1 8 1 plimitpl 152 193 0 176 1 0 1 1 0 8 0 sigapl 424 1440 0 1389 7 1 6 7 0 8 0 futexpl 64 15624 0 15619 1 0 1 1 0 8 0 knotepl 120 335 0 0 10 0 10 10 0 8 0 kqueuepl 216 323 0 312 3 2 1 3 0 8 0 pipepl 328 263 0 235 9 3 6 6 0 8 3 fdescpl 504 1419 0 1387 5 0 5 5 0 8 0 filepl 152 9479 0 9253 21 8 13 16 0 8 3 lockfpl 104 621 0 619 2 1 1 2 0 8 0 lockfspl 48 213 0 211 1 0 1 1 0 8 0 sessionpl 144 29 0 20 1 0 1 1 0 8 0 pgrppl 48 118 0 101 1 0 1 1 0 8 0 ucredpl 104 1745 0 1729 1 0 1 1 0 8 0 zombiepl 144 1882 0 1882 1 0 1 1 0 8 1 processpl 1168 1440 0 1389 4 0 4 4 0 8 0 procpl 648 3189 0 3128 6 0 6 6 0 8 0 srpgc 96 4 0 4 1 1 0 1 0 8 0 sosppl 168 8 0 8 3 2 1 1 0 8 1 sockpl 688 2490 0 2453 26 14 12 16 0 8 7 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 7 0 0 1 0 1 1 0 8 0 mcl4k 4096 107 0 0 14 0 14 14 0 8 0 mcl2k 2048 22 0 0 3 0 3 3 0 8 0 mtagpl 96 60 0 0 2 0 2 2 0 8 0 mbufpl 256 1021 0 0 64 0 64 64 0 8 0 bufpl 280 4636 0 137 322 0 322 322 0 8 0 anonpl 24 212045 0 206697 64 5 59 59 0 185 17 amapchunkpl 152 40964 0 40373 42 11 31 33 0 158 8 amappl16 200 4473 0 4401 33 19 14 18 0 8 8 amappl15 192 6 0 6 1 1 0 1 0 8 0 amappl14 184 123 0 111 1 0 1 1 0 8 0 amappl13 176 40 0 40 1 1 0 1 0 8 0 amappl12 168 2095 0 2063 3 1 2 2 0 8 0 amappl11 160 49 0 35 1 0 1 1 0 8 0 amappl10 152 4 0 4 1 1 0 1 0 8 0 amappl9 144 250 0 249 1 0 1 1 0 8 0 amappl8 136 24 0 21 1 0 1 1 0 8 0 amappl7 128 132 0 120 1 0 1 1 0 8 0 amappl6 120 207 0 203 1 0 1 1 0 8 0 amappl5 112 127 0 116 1 0 1 1 0 8 0 amappl4 104 350 0 331 1 0 1 1 0 8 0 amappl3 96 8218 0 8100 4 0 4 4 0 8 0 amappl2 88 715 0 650 2 0 2 2 0 8 0 amappl1 80 12143 0 11564 15 1 14 14 0 8 0 amappl 88 12124 0 11943 5 0 5 5 0 92 0 dma65536 65536 1 0 1 1 1 0 1 0 8 0 dma16384 16384 1 0 1 1 1 0 1 0 8 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 7 0 7 2 2 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 19 0 18 1 0 1 1 0 8 0 aobjpl 72 132 0 3 3 0 3 3 0 8 0 uaddrrnd 24 1419 0 1387 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1419 0 1387 1 0 1 1 0 8 0 vmmpekpl 168 13584 0 13545 3 0 3 3 0 8 0 vmmpepl 168 93252 0 91277 103 5 98 99 0 357 8 vmsppl 456 1418 0 1387 6 2 4 5 0 8 0 rwobjpl 64 31537 0 26213 88 1 87 87 0 8 0 pdppl 4096 2845 0 2774 113 42 71 81 0 8 0 pvpl 32 18257 0 0 148 1 147 147 0 265 0 pmappl 248 1418 0 1387 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 363 0 65 9 0 9 9 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff834e3ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 end of kernel end trace frame: 0x7d079c6107a0, count: 12 ddb{0}> trace x86_ipi_db(ffffffff834e3ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 end of kernel end trace frame: 0x7d079c6107a0, count: -3 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830a5007) at panic+0x1e5 sys/kern/subr_prf.c:198 malloc(69662f2e,2,2) at malloc+0xcf4 sys/kern/kern_malloc.c:334 bpf_allocbufs(ffff8000012d8800) at bpf_allocbufs+0x85 sys/net/bpf.c:1659 bpf_setif(ffff8000012d8800,ffff80003bda68f0) at bpf_setif+0x17d sys/net/bpf.c:1201 bpfioctl(51700,8020426c,ffff80003bda68f0,1,ffff80002a4251e0) at bpfioctl+0xd2a sys/net/bpf.c:955 VOP_IOCTL(fffffd806b1ba2e8,8020426c,ffff80003bda68f0,1,fffffd807f7d3680,ffff80002a4251e0) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806bb88ac8,8020426c,ffff80003bda68f0,ffff80002a4251e0) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002a4251e0,ffff80003bda6ad0,ffff80003bda6a20) at sys_ioctl+0x5c3 syscall(ffff80003bda6ad0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003bda6ad0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8daf8f0d310, count: 4 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830a5007) at panic+0x1e5 sys/kern/subr_prf.c:198 malloc(69662f2e,2,2) at malloc+0xcf4 sys/kern/kern_malloc.c:334 bpf_allocbufs(ffff8000012d8800) at bpf_allocbufs+0x85 sys/net/bpf.c:1659 bpf_setif(ffff8000012d8800,ffff80003bda68f0) at bpf_setif+0x17d sys/net/bpf.c:1201 bpfioctl(51700,8020426c,ffff80003bda68f0,1,ffff80002a4251e0) at bpfioctl+0xd2a sys/net/bpf.c:955 VOP_IOCTL(fffffd806b1ba2e8,8020426c,ffff80003bda68f0,1,fffffd807f7d3680,ffff80002a4251e0) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806bb88ac8,8020426c,ffff80003bda68f0,ffff80002a4251e0) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80002a4251e0,ffff80003bda6ad0,ffff80003bda6a20) at sys_ioctl+0x5c3 syscall(ffff80003bda6ad0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003bda6ad0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8daf8f0d310, count: -11