last executing test programs: 196.949944ms ago: executing program 0 (id=1): syz_emit_ethernet(0xe6, &(0x7f0000000300)={@local, @empty, [], {@ipv6={0x86dd, {0x7, 0x6, "d6c7c3", 0xb0, 0x2c, 0xc5, @remote={0xfe, 0x80, '\x00', 0x0}, @remote={0xfe, 0x80, '\x00', 0x0}, {[], @tcp={{0x3, 0x1, 0x41424344, 0x41424344, 0x1, 0x0, 0xd, 0x40, 0x5, 0x0, 0x3, {[@md5sig={0x13, 0x12, "c97abb67788936c6c55e214c763321af"}, @nop, @mss={0x2, 0x4, 0xd}, @eol, @sack_perm={0x4, 0x2}, @mss={0x2, 0x4, 0x401}, @sack_perm={0x4, 0x2}]}}, {"4a9fbaf6152029ed043f043bd9dd3a2f6f079a1ad8ceddc772ed442df8e67e35a4e3d2d95e291982e2f51161de2ee587694a062436c1eefb23da8d8ae392b736c6d6120b1a668f3c79f579c17125f40a07e826b321616235119174889b0b3305d671e1bc5d1c47784c28108a4766a204890cb7da1eecf2180e3dc135"}}}}}}}) 0s ago: executing program 0 (id=9): pipe(&(0x7f0000000040)={0xffffffffffffffff}) shutdown(r0, 0x1) (async, rerun: 32) seteuid(0xffffffffffffffff) (rerun: 32) r1 = socket$inet6(0x18, 0x2, 0x0) bind$inet6(r1, &(0x7f0000000000)={0x1c, 0x18, 0x0, 0x0, "ffffffffffff00", 0x9}, 0x1c) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.136' (ED25519) to the list of known hosts. 718049641 valid accesses KASAN: invalid read of 4 bytes at 0xffff8000012d7978 from pc 0xffffffff81f4c776 KASAN: first bad byte at 0xffff8000012d7978 (+0); shadow 0x08: valid Starting stack trace... __asan_load4_noabort(ffff8000012d7978) at __asan_load4_noabort+0xab amap_lookups(ffff800001278270,0,ffff80003c372ac0,1) at amap_lookups+0x186 uvm_fault_check(ffff80003c372a60,ffff80003c372a08,ffff80003c3729f8,0) at uvm_fault_check+0xff7 uvm_fault(ffffffff83221280,ffff80002a1d1000,0,2) at uvm_fault+0x1e7 kpageflttrap(ffff80003c372d40,ffff80002a1d1598) at kpageflttrap+0x41e kerntrap(ffff80003c372d40) at kerntrap+0x1b6 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b kcopy() at kcopy+0x36 syscall(ffff80003c3730f0) at syscall+0x1089 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7976b04e1eb8, count: 247 End of stack trace. panic: Caught invalid memory access at ffff8000012d7978 size 4 op 0 Stopped at db_enter+0x17: popq %rbp TID PID UID PRFLAGS PFLAGS CPU COMMAND *420231 93622 0 0x100002 0 0 arp 436033 93155 73 0x1100010 0 1 syslogd db_enter() at db_enter+0x17 panic(ffffffff82a63def) at panic+0x270 __asan_load4_noabort(ffff8000012d7978) at __asan_load4_noabort+0xcc amap_lookups(ffff800001278270,0,ffff80003c372ac0,1) at amap_lookups+0x186 uvm_fault_check(ffff80003c372a60,ffff80003c372a08,ffff80003c3729f8,0) at uvm_fault_check+0xff7 uvm_fault(ffffffff83221280,ffff80002a1d1000,0,2) at uvm_fault+0x1e7 kpageflttrap(ffff80003c372d40,ffff80002a1d1598) at kpageflttrap+0x41e kerntrap(ffff80003c372d40) at kerntrap+0x1b6 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b kcopy() at kcopy+0x36 syscall(ffff80003c3730f0) at syscall+0x1089 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7976b04e1eb8, 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}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: Caught invalid memory access at ffff8000012d7978 size 4 op 0 ddb{0}> trace db_enter() at db_enter+0x17 panic(ffffffff82a63def) at panic+0x270 __asan_load4_noabort(ffff8000012d7978) at __asan_load4_noabort+0xcc amap_lookups(ffff800001278270,0,ffff80003c372ac0,1) at amap_lookups+0x186 uvm_fault_check(ffff80003c372a60,ffff80003c372a08,ffff80003c3729f8,0) at uvm_fault_check+0xff7 uvm_fault(ffffffff83221280,ffff80002a1d1000,0,2) at uvm_fault+0x1e7 kpageflttrap(ffff80003c372d40,ffff80002a1d1598) at kpageflttrap+0x41e kerntrap(ffff80003c372d40) at kerntrap+0x1b6 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b kcopy() at kcopy+0x36 syscall(ffff80003c3730f0) at syscall+0x1089 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7976b04e1eb8, count: -12 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c3726f0 rbx 0xffff80003c372760 rdx 0 rcx 0xffffffff82f0bff0 cpu_info_full_primary+0x1ff0 rax 0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xffff80003c3726b8 r11 0xffffffff813f8360 x86_bus_space_io_read_1 r12 0xffffffff82a63def .str.5+0x4fcaf r13 0xffffffff82f0cc08 cpu_info_full_primary+0x2c08 r14 0xffffffff82f0ce07 cpu_info_full_primary+0x2e07 r15 0x1 rip 0xffffffff814dc617 db_enter+0x17 cs 0x8 rflags 0x246 rsp 0xffff80003c3726f0 ss 0x10 db_enter+0x17: popq %rbp ddb{0}> show proc PROC (arp) tid=420231 pid=93622 tcnt=1 stat=onproc flags process=100002 proc=0 runpri=65, usrpri=70, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800045fe7a10,0xffff800045fe7258 process=0xffff800045fe84e8 user=0xffff80003c36e000, vmspace=0xffff8000012afd70 estcpu=20, cpticks=23, pctcpu=0.0, user=0, sys=22, intr=1 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 90894 120344 79782 0 2 0x100000 sh 61670 344027 66430 0 3 0x2 kmmaplk ndp 2614 302314 92492 0 3 0x100002 kmmaplk sh 31883 394498 49076 0 3 0x2 kmmaplk ndp 79028 7313 38721 0 2 0x2 ifconfig 46480 26576 80842 0 2 0x2 ndp *93622 420231 88745 0 7 0x100002 arp 79782 523706 62947 0 3 0x10008a sigsusp sh 66430 219994 89085 0 3 0x10008a sigsusp sh 38721 208858 11537 0 3 0x10008a sigsusp sh 49076 447697 70013 0 3 0x10008a sigsusp sh 80842 133059 51461 0 3 0x10008a sigsusp sh 88745 75542 6446 0 3 0x10008a sigsusp sh 70013 322300 2967 0 3 0x82 wait syz-executor 92492 225671 2967 0 3 0x82 wait syz-executor 51461 154732 2967 0 3 0x82 wait syz-executor 6446 8987 2967 0 3 0x82 wait syz-executor 62947 65108 2967 0 3 0x82 wait syz-executor 11537 67134 2967 0 3 0x82 wait syz-executor 89085 290601 2967 0 3 0x82 wait syz-executor 33969 162925 2967 0 3 0x82 nanoslp syz-executor 2967 459331 56665 0 3 0x82 kqread syz-executor 56665 329218 83497 0 3 0x10008a sigsusp ksh 83497 200445 61938 0 3 0x98 kqread sshd-session 61938 386059 98710 0 3 0x92 kqread sshd-session 3989 490956 1 0 3 0x100003 kmmaplk getty 98710 476104 1 0 3 0x88 kqread sshd 86328 497926 66266 74 3 0x1100012 kmmaplk pflogd 66266 513167 1 0 3 0x80 sbwait pflogd 93155 436033 49033 73 7 0x1100010 syslogd 49033 335303 1 0 3 0x100082 sbwait syslogd 54410 257253 1 0 3 0x100080 kqread resolvd 58345 153877 57345 77 3 0x100092 kqread dhcpleased 80723 397282 57345 77 3 0x100092 kqread dhcpleased 57345 189083 1 0 3 0x80 kqread dhcpleased 41594 173591 0 0 3 0x14200 bored smr 14041 266340 0 0 2 0x14200 zerothread 51407 15684 0 0 3 0x14200 aiodoned aiodoned 48036 388732 0 0 3 0x14200 syncer update 47475 34139 0 0 3 0x14200 cleaner cleaner 12335 309817 0 0 3 0x14200 kmmaplk reaper 20473 400677 0 0 3 0x14200 pgdaemon pagedaemon 19590 87600 0 0 3 0x14200 bored viomb 28328 131845 0 0 3 0x40014200 acpi0 acpi0 79228 431197 0 0 3 0x40014200 idle1 94289 219343 0 0 3 0x14200 bored softnet1 18130 143637 0 0 2 0x14200 softnet0 45401 109425 0 0 3 0x14200 bored systqmp 66611 355526 0 0 3 0x14200 bored systq 15203 150207 0 0 3 0x14200 tmoslp softclockmp 63658 83940 0 0 3 0x40014200 tmoslp softclock 19846 335237 0 0 3 0x40014200 idle0 1 264695 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 61670 (ndp) thread 0xffff800045fee7e0 (344027) exclusive rwlock vmmaplk r = 0 (0xffff8000012cc120) #0 witness_lock+0x632 #1 rw_do_enter_write+0x53e #2 vm_map_lock_ln+0x19f #3 uvm_map_extract+0x236 #4 sys_kbind+0x806 #5 syscall+0x1089 #6 Xsyscall+0x128 Process 31883 (ndp) thread 0xffff800045feed10 (394498) exclusive rwlock vmmaplk r = 0 (0xffff8000012cc6d8) #0 witness_lock+0x632 #1 rw_do_enter_write+0x53e #2 vm_map_lock_ln+0x19f #3 uvm_map_extract+0x236 #4 sys_kbind+0x806 #5 syscall+0x1089 #6 Xsyscall+0x128 Process 93622 (arp) thread 0xffff800045fe7ca8 (420231) exclusive rwlock amaplk r = 0 (0xffff800001301350) #0 witness_lock+0x632 #1 rw_do_enter_write+0x53e #2 uvm_fault_check+0xf69 #3 uvm_fault+0x1e7 #4 kpageflttrap+0x41e #5 kerntrap+0x1b6 #6 alltraps_kern_meltdown+0x7b #7 kcopy+0x36 #8 syscall+0x1089 #9 Xsyscall+0x128 shared rwlock kmmaplk r = 0 (0xffffffff83221380) #0 witness_lock+0x632 #1 rw_do_enter_read+0x55d #2 uvmfault_lookup+0x1a2 #3 uvm_fault_check+0x43 #4 uvm_fault+0x1e7 #5 kpageflttrap+0x41e #6 kerntrap+0x1b6 #7 alltraps_kern_meltdown+0x7b #8 kcopy+0x36 #9 syscall+0x1089 #10 Xsyscall+0x128 Process 3989 (getty) thread 0xffff80002a1d22a8 (490956) exclusive rwlock vmmaplk r = 0 (0xffff8000011c3a98) #0 witness_lock+0x632 #1 rw_do_enter_write+0x53e #2 vm_map_lock_ln+0x19f #3 uvm_map_extract+0x236 #4 sys_kbind+0x806 #5 syscall+0x1089 #6 Xsyscall+0x128 Process 86328 (pflogd) thread 0xffff80002a1d2a70 (497926) exclusive rwlock vmmaplk r = 0 (0xffff800000ca7c70) #0 witness_lock+0x632 #1 rw_do_enter_write+0x53e #2 vm_map_lock_ln+0x19f #3 uvm_map_extract+0x236 #4 sys_kbind+0x806 #5 syscall+0x1089 #6 Xsyscall+0x128 Process 93155 (syslogd) thread 0xffff80002a1d3c98 (436033) exclusive rrwlock inode r = 0 (0xffff800000ffd228) #0 witness_lock+0x632 #1 rw_do_enter_write+0x53e #2 rrw_enter+0xf0 #3 VOP_LOCK+0x17e #4 vn_lock+0xca #5 sys_fsync+0x200 #6 syscall+0x1089 #7 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11050 12242K 12242K 166960K 12141 0 pcb 17 24K 24K 166960K 17 0 rtable 173 8K 9K 166960K 255 0 pf 34 22K 22K 166960K 45 0 ifaddr 35 8K 8K 166960K 37 0 ifgroup 55 2K 2K 166960K 55 0 sysctl 1 1K 13K 166960K 5 0 counters 70 42K 42K 166960K 70 0 ioctlops 0 0K 4K 166960K 1479 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1289 83K 83K 166960K 1357 0 UFS quota 1 36K 36K 166960K 1 0 UFS mount 5 44K 44K 166960K 5 0 shm 2 2K 2K 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 1734 201K 292K 166960K 11964 0 file desc 24 89K 93K 166960K 121 0 proc 69 128K 177K 166960K 523 0 subproc 72 9K 9K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 20K 20K 166960K 1 0 in_multi 59 4K 4K 166960K 59 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 3 0 ISOFS mount 1 36K 36K 166960K 1 0 MSDOSFS mount 1 20K 20K 166960K 1 0 ttys 25 182K 182K 166960K 25 0 exec 0 0K 2K 166960K 371 0 fusefs mount 1 36K 36K 166960K 1 0 tdb 3 1K 1K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 227 248K 251K 166960K 3016 0 UVM aobj 3 4K 4K 166960K 3 0 pinsyscall 52 104K 104K 166960K 1251 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 20 1K 1K 166960K 20 0 temp 34 1814K 1828K 166960K 3767 0 kqueue 13 40K 40K 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 kctst 128 64 0 0 3 1 2 3 0 8 0 plcache 128 30 0 0 1 0 1 1 0 8 0 rtpcb 120 26 0 22 1 0 1 1 0 8 0 rtentry 176 79 0 1 4 0 4 4 0 8 0 unpcb 144 39 0 22 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 736 8 0 4 1 0 1 1 0 8 0 arp 136 17 0 0 1 0 1 1 0 8 0 inpcb 328 62 0 54 1 0 1 1 0 8 0 nd6 152 9 0 0 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 pffrag 232 1 0 0 1 0 1 1 0 482 0 pffrnode 88 1 0 0 1 0 1 1 0 8 0 pffrent 40 1 0 0 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 pfstitem 24 14 0 0 1 0 1 1 0 8 0 pfstkey 128 14 0 0 1 0 1 1 0 8 0 pfstate 448 14 0 0 2 0 2 2 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 288 0 0 18 0 18 18 0 8 0 art_table 40 289 0 0 3 0 3 3 0 8 0 art_node 32 79 0 7 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1556 0 94 92 0 92 92 0 8 0 ffsino 296 1556 0 94 113 0 113 113 0 8 0 nchpl 144 1745 0 55 63 0 63 63 0 8 0 vnodes 216 1642 0 0 92 0 92 92 0 8 0 namei 1024 5290 0 5290 1 0 1 1 0 8 1 percpumem 16 52 0 0 1 0 1 1 0 8 0 kstatmem 264 27 0 0 2 0 2 2 0 8 0 scxspl 216 2989 0 2989 4 3 1 3 1 8 1 plimitpl 152 29 0 12 1 0 1 1 0 8 0 sigapl 424 439 0 385 7 0 7 7 0 8 1 knotepl 120 50 0 0 2 0 2 2 0 8 0 kqueuepl 224 21 0 12 1 0 1 1 0 8 0 pipepl 344 127 0 99 3 0 3 3 0 8 0 fdescpl 528 423 0 385 3 0 3 3 0 8 0 filepl 160 1522 0 1310 9 0 9 9 0 8 0 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 24 0 15 1 0 1 1 0 8 0 pgrppl 48 32 0 15 1 0 1 1 0 8 0 ucredpl 104 83 0 69 1 0 1 1 0 8 0 zombiepl 144 386 0 385 1 0 1 1 0 8 0 processpl 1232 439 0 385 5 0 5 5 0 8 0 procpl 664 441 0 386 5 0 5 5 0 8 0 sockpl 752 127 0 98 4 0 4 4 0 8 1 mcl64k 65536 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 119 0 0 15 0 15 15 0 8 0 mcl2k 2048 16 0 0 2 0 2 2 0 8 0 mextrefs 64 16 0 0 1 0 1 1 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 116 0 0 8 0 8 8 0 8 0 bufpl 272 2125 0 105 135 0 135 135 0 8 0 anonpl 32 3844 0 0 31 0 31 31 0 229 0 amapchunkpl 152 8045 0 7660 16 0 16 16 0 158 0 amappl16 200 1862 0 1854 5 2 3 5 0 8 2 amappl15 192 7 0 7 1 1 0 1 0 8 0 amappl14 184 427 0 419 1 0 1 1 0 8 0 amappl13 176 137 0 122 1 0 1 1 0 8 0 amappl12 168 660 0 628 2 0 2 2 0 8 0 amappl11 160 24 0 24 1 1 0 1 0 8 0 amappl10 152 64 0 50 1 0 1 1 0 8 0 amappl9 144 270 0 270 1 1 0 1 0 8 0 amappl8 136 100 0 97 1 0 1 1 0 8 0 amappl7 128 139 0 123 1 0 1 1 0 8 0 amappl6 120 149 0 140 1 0 1 1 0 8 0 amappl5 112 100 0 90 1 0 1 1 0 8 0 amappl4 104 283 0 263 1 0 1 1 0 8 0 amappl3 96 1378 0 1280 3 0 3 3 0 8 0 amappl2 88 525 0 458 2 0 2 2 0 8 0 amappl1 80 10135 0 9440 15 0 15 15 0 8 0 amappl 88 2328 0 2189 4 0 4 4 0 92 0 uvmvnodes 80 100 0 0 3 0 3 3 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 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 24 423 0 385 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 423 0 385 1 0 1 1 0 8 0 vmmpekpl 168 5393 0 5361 2 0 2 2 0 8 0 vmmpepl 168 36582 0 34646 85 0 85 85 0 357 0 vmsppl 488 422 0 385 5 0 5 5 0 8 0 rwobjpl 80 14172 0 13025 24 0 24 24 0 8 0 pdppl 4096 854 0 770 96 10 86 86 0 8 2 pvpl 32 8861 0 0 72 0 72 72 0 265 0 pmappl 256 422 0 385 3 0 3 3 0 8 0 extentpl 40 46 0 28 1 0 1 1 0 8 0 phpool 112 385 0 13 11 0 11 11 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x17 panic(ffffffff82a63def) at panic+0x270 __asan_load4_noabort(ffff8000012d7978) at __asan_load4_noabort+0xcc amap_lookups(ffff800001278270,0,ffff80003c372ac0,1) at amap_lookups+0x186 uvm_fault_check(ffff80003c372a60,ffff80003c372a08,ffff80003c3729f8,0) at uvm_fault_check+0xff7 uvm_fault(ffffffff83221280,ffff80002a1d1000,0,2) at uvm_fault+0x1e7 kpageflttrap(ffff80003c372d40,ffff80002a1d1598) at kpageflttrap+0x41e kerntrap(ffff80003c372d40) at kerntrap+0x1b6 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b kcopy() at kcopy+0x36 syscall(ffff80003c3730f0) at syscall+0x1089 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7976b04e1eb8, count: -12 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x19: leave x86_ipi_db(ffff80002994dff0) at x86_ipi_db+0x19 x86_ipi_handler() at x86_ipi_handler+0x112 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __asan_load4_noabort(ffffffff8322d3b8) at __asan_load4_noabort+0x69 __mp_lock(ffffffff8322cbc0) at __mp_lock+0x27a __mp_acquire_count(ffffffff8322cbc0,1) at __mp_acquire_count+0x48 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x423 vwaitforio(ffff800000ff82d8,0,ffffffff82d36460,ffffffffffffffff) at vwaitforio+0xf3 ffs_fsync(ffff80002a22bfe0) at ffs_fsync+0x42a VOP_FSYNC(ffff800000ff82d8,ffff800000039750,1,ffff80002a1d3c98) at VOP_FSYNC+0x1bb sys_fsync(ffff80002a1d3c98,ffff80002a22c270,ffff80002a22c1e0) at sys_fsync+0x232 syscall(ffff80002a22c270) at syscall+0x1089 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7dd9689c6490, count: 2 ddb{1}> trace x86_ipi_db(ffff80002994dff0) at x86_ipi_db+0x19 x86_ipi_handler() at x86_ipi_handler+0x112 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __asan_load4_noabort(ffffffff8322d3b8) at __asan_load4_noabort+0x69 __mp_lock(ffffffff8322cbc0) at __mp_lock+0x27a __mp_acquire_count(ffffffff8322cbc0,1) at __mp_acquire_count+0x48 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x423 vwaitforio(ffff800000ff82d8,0,ffffffff82d36460,ffffffffffffffff) at vwaitforio+0xf3 ffs_fsync(ffff80002a22bfe0) at ffs_fsync+0x42a VOP_FSYNC(ffff800000ff82d8,ffff800000039750,1,ffff80002a1d3c98) at VOP_FSYNC+0x1bb sys_fsync(ffff80002a1d3c98,ffff80002a22c270,ffff80002a22c1e0) at sys_fsync+0x232 syscall(ffff80002a22c270) at syscall+0x1089 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7dd9689c6490, count: -13