uvm_fault(0xffffffff827fad80, 0xffffff0000000000, 0, 2) -> e kernel: page fault trap, code=0 Stopped at pool_cache_get+0x118: movq %rax,0(%rcx) ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic kernel page fault uvm_fault(0xffffffff827fad80, 0xffffff0000000000, 0, 2) -> e pool_cache_get(ffffffff82920158) at pool_cache_get+0x118 pool_cache_list_alloc sys/kern/subr_pool.c:1809 [inline] pool_cache_get(ffffffff82920158) at pool_cache_get+0x118 sys/kern/subr_pool.c:1879 end trace frame: 0xffff800021ed4710, count: 0 ddb{0}> trace pool_cache_get(ffffffff82920158) at pool_cache_get+0x118 pool_cache_list_alloc sys/kern/subr_pool.c:1809 [inline] pool_cache_get(ffffffff82920158) at pool_cache_get+0x118 sys/kern/subr_pool.c:1879 pool_get(ffffffff82920158,2) at pool_get+0x91 sys/kern/subr_pool.c:572 m_gethdr(2,1) at m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 rtm_msg1(1,ffff800021ed4820) at rtm_msg1+0x6e sys/net/rtsock.c:1534 rtm_send(fffffd807e5eb548,1,0,0) at rtm_send+0x120 rtm_miss sys/net/rtsock.c:1679 [inline] rtm_send(fffffd807e5eb548,1,0,0) at rtm_send+0x120 sys/net/rtsock.c:1657 rt_ifa_add(ffff800000b3ae00,240404,ffff800000b3ae40,0) at rt_ifa_add+0x2b9 sys/net/route.c:1141 rt_ifa_addlocal(ffff800000b3ae00) at rt_ifa_addlocal+0x16d sys/net/route.c:1238 in6_update_ifa(ffff800000af1800,ffff800021ed4e70,0) at in6_update_ifa+0x13ab sys/netinet6/in6.c:723 in6_ioctl_change_ifaddr(8080691a,ffff800021ed4e70,ffff800000af1800) at in6_ioctl_change_ifaddr+0x40c sys/netinet6/in6.c:352 ifioctl(fffffd8068694658,8080691a,ffff800021ed4e70,ffff800020e23608) at ifioctl+0xe70 sys/net/if.c:2282 soo_ioctl(fffffd8067fede60,8080691a,ffff800021ed4e70,ffff800020e23608) at soo_ioctl+0x27c sys/kern/sys_socket.c:138 sys_ioctl(ffff800020e23608,ffff800021ed4f88,ffff800021ed4fd0) at sys_ioctl+0x4a5 syscall(ffff800021ed5050) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800021ed5050) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8d8a2925080, count: -14 ddb{0}> show registers rdi 0xffffffff81beba9c pool_cache_get+0xec rsi 0xe68 rbp 0xffff800021ed4650 rbx 0 rdx 0xffffffff82920278 mbpool+0x120 rcx 0xffffff0000000000 rax 0 r8 0xa0 r9 0x5 r10 0x94a50c3b9372cde9 r11 0x523b13c8dd529c5d r12 0xffffffff82920158 mbpool r13 0xffffffff82920240 mbpool+0xe8 r14 0xfffffd8064dfe800 r15 0xfffffd807f009e80 rip 0xffffffff81bebac8 pool_cache_get+0x118 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800021ed45f0 ss 0x10 pool_cache_get+0x118: movq %rax,0(%rcx) ddb{0}> show proc PROC (syz-executor.1) pid=302902 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=80, nice=20 forw=0xffffffffffffffff, list=0xffff800020e22768,0xffffffff828d3c30 process=0xffff800020e3e400 user=0xffff800021ed0000, vmspace=0xfffffd8064e5ba20 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 97047 332623 88338 0 2 0 syz-executor.1 *97047 302902 88338 0 7 0x4000000 syz-executor.1 42798 459844 94275 0 3 0x82 piperd syz-executor.0 31161 250790 0 0 3 0x14200 bored sosplice 88338 252657 94275 0 3 0x82 nanosleep syz-executor.1 94275 338653 48499 0 7 0x2 syz-fuzzer 94275 299103 48499 0 3 0x4000082 nanosleep syz-fuzzer 94275 366120 48499 0 3 0x4000082 thrsleep syz-fuzzer 94275 83840 48499 0 3 0x4000082 thrsleep syz-fuzzer 94275 435581 48499 0 3 0x4000082 thrsleep syz-fuzzer 94275 121449 48499 0 3 0x4000082 kqread syz-fuzzer 94275 409108 48499 0 3 0x4000082 thrsleep syz-fuzzer 94275 42080 48499 0 3 0x4000082 thrsleep syz-fuzzer 94275 388854 48499 0 3 0x4000082 thrsleep syz-fuzzer 94275 175265 48499 0 3 0x4000082 thrsleep syz-fuzzer 48499 290077 94329 0 3 0x10008a pause ksh 94329 104833 11500 0 3 0x92 select sshd 98457 303775 1 0 3 0x100083 ttyin getty 11500 260905 1 0 3 0x80 select sshd 33700 407216 78236 74 3 0x100092 bpf pflogd 78236 309627 1 0 3 0x80 netio pflogd 64309 498867 13781 73 3 0x100090 kqread syslogd 13781 464886 1 0 3 0x100082 netio syslogd 99450 153004 1 77 3 0x100090 poll dhclient 74945 72778 1 0 3 0x80 poll dhclient 98858 155854 0 0 3 0x14200 bored smr 29862 304155 0 0 2 0x14200 zerothread 86019 345935 0 0 3 0x14200 aiodoned aiodoned 62917 390645 0 0 3 0x14200 syncer update 18141 430735 0 0 3 0x14200 cleaner cleaner 41939 171144 0 0 3 0x14200 reaper reaper 26372 19362 0 0 3 0x14200 pgdaemon pagedaemon 93230 340997 0 0 3 0x14200 bored crynlk 13888 34365 0 0 3 0x14200 bored crypto 4811 151244 0 0 3 0x40014200 acpi0 acpi0 87432 378035 0 0 3 0x40014200 idle1 39057 79261 0 0 3 0x14200 bored softnet 12928 272833 0 0 3 0x14200 bored systqmp 2973 141560 0 0 3 0x14200 bored systq 74153 159982 0 0 3 0x40014200 bored softclock 46766 368719 0 0 3 0x40014200 idle0 1 173805 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex mbufpl r = 0 (0xffffffff82920250) #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 pool_cache_get+0xa3 pl_enter_try sys/kern/subr_pool.c:109 [inline] #2 pool_cache_get+0xa3 pool_list_enter sys/kern/subr_pool.c:1789 [inline] #2 pool_cache_get+0xa3 pool_cache_list_alloc sys/kern/subr_pool.c:1806 [inline] #2 pool_cache_get+0xa3 sys/kern/subr_pool.c:1879 #3 pool_get+0x91 sys/kern/subr_pool.c:572 #4 m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 #5 rtm_msg1+0x6e sys/net/rtsock.c:1534 #6 rtm_send+0x120 rtm_miss sys/net/rtsock.c:1679 [inline] #6 rtm_send+0x120 sys/net/rtsock.c:1657 #7 rt_ifa_add+0x2b9 sys/net/route.c:1141 #8 rt_ifa_addlocal+0x16d sys/net/route.c:1238 #9 in6_update_ifa+0x13ab sys/netinet6/in6.c:723 #10 in6_ioctl_change_ifaddr+0x40c sys/netinet6/in6.c:352 #11 ifioctl+0xe70 sys/net/if.c:2282 #12 soo_ioctl+0x27c sys/kern/sys_socket.c:138 #13 sys_ioctl+0x4a5 #14 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #14 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #15 Xsyscall+0x128 Process 97047 (syz-executor.1) thread 0xffff800020e23608 (302902) exclusive rwlock netlock r = 0 (0xffffffff8279d888) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 in6_ioctl_change_ifaddr+0x155 sys/netinet6/in6.c:295 #2 ifioctl+0xe70 sys/net/if.c:2282 #3 soo_ioctl+0x27c sys/kern/sys_socket.c:138 #4 sys_ioctl+0x4a5 #5 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #5 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #6 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff828b04d8) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 soo_ioctl+0x26a sys/kern/sys_socket.c:138 #2 sys_ioctl+0x4a5 #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 mutex mbufpl r = 0 (0xffffffff82920250) #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 pool_cache_get+0xa3 pl_enter_try sys/kern/subr_pool.c:109 [inline] #2 pool_cache_get+0xa3 pool_list_enter sys/kern/subr_pool.c:1789 [inline] #2 pool_cache_get+0xa3 pool_cache_list_alloc sys/kern/subr_pool.c:1806 [inline] #2 pool_cache_get+0xa3 sys/kern/subr_pool.c:1879 #3 pool_get+0x91 sys/kern/subr_pool.c:572 #4 m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 #5 rtm_msg1+0x6e sys/net/rtsock.c:1534 #6 rtm_send+0x120 rtm_miss sys/net/rtsock.c:1679 [inline] #6 rtm_send+0x120 sys/net/rtsock.c:1657 #7 rt_ifa_add+0x2b9 sys/net/route.c:1141 #8 rt_ifa_addlocal+0x16d sys/net/route.c:1238 #9 in6_update_ifa+0x13ab sys/netinet6/in6.c:723 #10 in6_ioctl_change_ifaddr+0x40c sys/netinet6/in6.c:352 #11 ifioctl+0xe70 sys/net/if.c:2282 #12 soo_ioctl+0x27c sys/kern/sys_socket.c:138 #13 sys_ioctl+0x4a5 #14 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #14 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #15 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9550 6562K 6820K 78643K 11565 0 pcb 13 8K 8K 78643K 113 0 rtable 130 8K 10K 78643K 541 0 ifaddr 106 20K 20K 78643K 234 0 counters 43 33K 34K 78643K 63 0 ioctlops 0 0K 4K 78643K 1586 0 iov 0 0K 32K 78643K 96 0 mount 1 1K 1K 78643K 1 0 vnodes 1219 77K 77K 78643K 1526 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 9 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 1K 78643K 152 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 5 13K 25K 78643K 763 0 sigio 0 0K 0K 78643K 38 0 proc 61 63K 83K 78643K 559 0 subproc 32 2K 2K 78643K 51 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 55 0 in_multi 92 4K 4K 78643K 241 0 ether_multi 1 0K 0K 78643K 13 0 mrt 0 0K 0K 78643K 2 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 49 228K 228K 78643K 49 0 exec 0 0K 1K 78643K 270 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 132 88K 104K 78643K 3489 0 UVM aobj 30 2K 2K 78643K 36 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 1K 78643K 78 0 NDP 15 0K 0K 78643K 48 0 temp 147 3877K 3941K 78643K 19739 0 kqueue 3 4K 16K 78643K 127 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 9 0 2 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 58 0 56 1 0 1 1 0 8 0 rtentry 112 106 0 60 2 0 2 2 0 8 0 unpcb 120 411 0 401 1 0 1 1 0 8 0 syncache 264 10 0 10 3 2 1 1 0 8 1 tcpqe 32 871 0 871 1 1 0 1 0 8 0 tcpcb 544 240 0 236 1 0 1 1 0 8 0 inpcb 296 751 0 741 5 3 2 2 0 8 1 nd6 48 39 0 34 1 0 1 1 0 8 0 pkpcb 40 1 0 1 1 1 0 1 0 8 0 swfcl 56 4 0 0 1 0 1 1 0 8 0 ppxss 1128 3 0 3 2 2 0 1 0 8 0 pffrag 232 5 0 5 3 3 0 1 0 482 0 pffrnode 88 5 0 5 3 3 0 1 0 8 0 pffrent 40 60 0 60 2 2 0 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 37 0 31 2 1 1 2 0 8 0 pftag 88 2 0 2 1 1 0 1 0 8 0 pfstitem 24 66 0 21 1 0 1 1 0 8 0 pfstkey 112 66 0 21 2 0 2 2 0 8 0 pfstate 328 65 0 21 5 0 5 5 0 8 0 pfrule 1360 39 0 28 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 424 0 240 20 8 12 15 0 8 0 art_table 32 426 0 240 2 0 2 2 0 8 0 art_node 16 105 0 64 1 0 1 1 0 8 0 sysvmsgpl 40 32 0 17 1 0 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 148 0 138 1 0 1 1 0 8 0 shmpl 112 34 0 6 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2405 0 1005 88 0 88 88 0 8 0 ffsino 272 2405 0 1005 95 1 94 94 0 8 0 nchpl 144 3618 0 2022 60 0 60 60 0 8 0 uvmvnodes 72 2660 0 0 49 0 49 49 0 8 0 vnodes 208 2660 0 0 140 0 140 140 0 8 0 namei 1024 10057 0 10057 3 2 1 1 0 8 1 percpumem 16 42 0 10 1 0 1 1 0 8 0 vcpupl 1984 7 0 0 1 0 1 1 0 8 0 vmpool 560 11 0 4 1 0 1 1 0 8 0 pfiaddrpl 120 10 0 7 1 0 1 1 0 8 0 scxspl 192 11466 0 11466 12 11 1 7 0 8 1 plimitpl 152 61 0 53 1 0 1 1 0 8 0 sigapl 424 976 0 944 4 0 4 4 0 8 0 futexpl 56 11731 0 11731 2 1 1 1 0 8 1 knotepl 112 247 0 228 1 0 1 1 0 8 0 kqueuepl 144 362 0 360 1 0 1 1 0 8 0 pipepl 304 1047 0 1037 3 1 2 2 0 8 1 fdescpl 496 960 0 944 3 0 3 3 0 8 0 filepl 152 6832 0 6731 6 1 5 5 0 8 1 lockfpl 104 144 0 143 1 0 1 1 0 8 0 lockfspl 48 50 0 49 1 0 1 1 0 8 0 sessionpl 112 19 0 8 1 0 1 1 0 8 0 pgrppl 48 23 0 12 1 0 1 1 0 8 0 ucredpl 96 484 0 474 1 0 1 1 0 8 0 zombiepl 144 944 0 944 2 1 1 1 0 8 1 processpl 984 976 0 944 6 1 5 5 0 8 0 procpl 624 2622 0 2580 4 0 4 4 0 8 0 srpgc 64 2 0 2 1 1 0 1 0 8 0 sosppl 128 13 0 13 2 2 0 1 0 8 0 sockpl 400 1223 0 1201 7 3 4 4 0 8 1 mcl64k 65536 9 0 0 2 0 2 2 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 8 0 0 1 0 1 1 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 9 0 0 2 0 2 2 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 197 0 0 24 0 24 24 0 8 0 mtagpl 96 58 0 0 2 0 2 2 0 8 0 mbufpl 256 308 0 0 18 0 18 18 0 8 0 bufpl 280 5260 0 152 365 0 365 365 0 8 0 anonpl 16 110838 0 94543 84 15 69 83 0 124 0 amapchunkpl 152 6586 0 6432 29 18 11 21 0 158 4 amappl16 192 4977 0 4092 62 16 46 57 0 8 1 amappl15 184 182 0 180 1 0 1 1 0 8 0 amappl14 176 30 0 24 1 0 1 1 0 8 0 amappl13 168 409 0 404 1 0 1 1 0 8 0 amappl12 160 15 0 12 1 0 1 1 0 8 0 amappl11 152 58 0 43 1 0 1 1 0 8 0 amappl10 144 25 0 18 1 0 1 1 0 8 0 amappl9 136 555 0 553 1 0 1 1 0 8 0 amappl8 128 557 0 523 2 0 2 2 0 8 0 amappl7 120 124 0 110 1 0 1 1 0 8 0 amappl6 112 24 0 21 2 1 1 1 0 8 0 amappl5 104 861 0 845 1 0 1 1 0 8 0 amappl4 96 878 0 851 1 0 1 1 0 8 0 amappl3 88 125 0 120 1 0 1 1 0 8 0 amappl2 80 6808 0 6737 2 0 2 2 0 8 0 amappl1 72 30274 0 29830 23 13 10 18 0 8 0 amappl 80 2910 0 2860 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 35 0 6 1 0 1 1 0 8 0 uaddrrnd 24 971 0 948 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 971 0 948 1 0 1 1 0 8 0 vmmpekpl 168 14049 0 14012 2 0 2 2 0 8 0 vmmpepl 168 123834 0 121776 142 45 97 123 0 357 2 vmsppl 368 970 0 948 3 0 3 3 0 8 0 pdppl 4096 1949 0 1903 8 1 7 7 0 8 1 pvpl 32 321358 0 301881 195 27 168 195 0 265 4 pmappl 232 970 0 948 3 1 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 286 0 18 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace pool_cache_get(ffffffff82920158) at pool_cache_get+0x118 pool_cache_list_alloc sys/kern/subr_pool.c:1809 [inline] pool_cache_get(ffffffff82920158) at pool_cache_get+0x118 sys/kern/subr_pool.c:1879 pool_get(ffffffff82920158,2) at pool_get+0x91 sys/kern/subr_pool.c:572 m_gethdr(2,1) at m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 rtm_msg1(1,ffff800021ed4820) at rtm_msg1+0x6e sys/net/rtsock.c:1534 rtm_send(fffffd807e5eb548,1,0,0) at rtm_send+0x120 rtm_miss sys/net/rtsock.c:1679 [inline] rtm_send(fffffd807e5eb548,1,0,0) at rtm_send+0x120 sys/net/rtsock.c:1657 rt_ifa_add(ffff800000b3ae00,240404,ffff800000b3ae40,0) at rt_ifa_add+0x2b9 sys/net/route.c:1141 rt_ifa_addlocal(ffff800000b3ae00) at rt_ifa_addlocal+0x16d sys/net/route.c:1238 in6_update_ifa(ffff800000af1800,ffff800021ed4e70,0) at in6_update_ifa+0x13ab sys/netinet6/in6.c:723 in6_ioctl_change_ifaddr(8080691a,ffff800021ed4e70,ffff800000af1800) at in6_ioctl_change_ifaddr+0x40c sys/netinet6/in6.c:352 ifioctl(fffffd8068694658,8080691a,ffff800021ed4e70,ffff800020e23608) at ifioctl+0xe70 sys/net/if.c:2282 soo_ioctl(fffffd8067fede60,8080691a,ffff800021ed4e70,ffff800020e23608) at soo_ioctl+0x27c sys/kern/sys_socket.c:138 sys_ioctl(ffff800020e23608,ffff800021ed4f88,ffff800021ed4fd0) at sys_ioctl+0x4a5 syscall(ffff800021ed5050) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800021ed5050) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8d8a2925080, count: -14 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800020d70ff0) 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 end of kernel end trace frame: 0xc002cd2c10, count: -3