ezf`րʥo; bV3#LlkSx&Z^O{uvm_fault(0xffffffff827b1fb8, 0xfffffd0000000010, 0, 1) -> e kernel: page fault trap, code=0 Stopped at pool_cache_get+0x1b1: movq 0x10(%r14),%r13 ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic kernel page fault uvm_fault(0xffffffff827b1fb8, 0xfffffd0000000010, 0, 1) -> e pool_cache_get(ffffffff828c7ce0) at pool_cache_get+0x1b1 pool_cache_item_magic_check sys/kern/subr_pool.c:1770 [inline] pool_cache_get(ffffffff828c7ce0) at pool_cache_get+0x1b1 sys/kern/subr_pool.c:1884 end trace frame: 0xffff8000220ec410, count: 0 ddb{1}> trace pool_cache_get(ffffffff828c7ce0) at pool_cache_get+0x1b1 pool_cache_item_magic_check sys/kern/subr_pool.c:1770 [inline] pool_cache_get(ffffffff828c7ce0) at pool_cache_get+0x1b1 sys/kern/subr_pool.c:1884 pool_get(ffffffff828c7ce0,2) at pool_get+0x91 sys/kern/subr_pool.c:572 m_get(2,1) at m_get+0x4c sys/kern/uipc_mbuf.c:250 mld6_sendpkt(ffff800000b3c980,83,0) at mld6_sendpkt+0xaf sys/netinet6/mld6.c:410 mld6_start_listening(ffff800000b3c980) at mld6_start_listening+0x8e sys/netinet6/mld6.c:136 in6_addmulti(ffff8000220ec7e0,ffff800000b41800,ffff8000220ec868) at in6_addmulti+0x25e sys/netinet6/in6.c:1073 in6_update_ifa(ffff800000b41800,ffff8000220eca80,0) at in6_update_ifa+0x1530 in6_joingroup sys/netinet6/in6.c:1142 [inline] in6_update_ifa(ffff800000b41800,ffff8000220eca80,0) at in6_update_ifa+0x1530 sys/netinet6/in6.c:764 in6_ioctl_change_ifaddr(8080691a,ffff8000220eca80,ffff800000b41800) at in6_ioctl_change_ifaddr+0x40c sys/netinet6/in6.c:352 ifioctl(fffffd8064880b20,8080691a,ffff8000220eca80,ffff8000240fcd60) at ifioctl+0xe70 sys/net/if.c:2282 soo_ioctl(fffffd80685f7ef8,8080691a,ffff8000220eca80,ffff8000240fcd60) at soo_ioctl+0x27c sys/kern/sys_socket.c:138 sys_ioctl(ffff8000240fcd60,ffff8000220ecb90,ffff8000220ecbe0) at sys_ioctl+0x4a5 syscall(ffff8000220ecc60) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000220ecc60) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffdd9a0, count: -13 ddb{1}> show registers rdi 0 rsi 0x7 rbp 0xffff8000220ec350 rbx 0xf673c82960f9411 rdx 0x35b5e acpi_pdirpa+0x219c6 rcx 0 rax 0 r8 0xffffffff816c9302 tun_ioctl+0x42 r9 0x7 r10 0x6 r11 0x33295d79f9324301 r12 0xffffffff828c7ce0 mbpool r13 0 r14 0xfffffd0000000000 r15 0xfffffd807f008d80 rip 0xffffffff81ebd481 pool_cache_get+0x1b1 cs 0x8 rflags 0x10206 __ALIGN_SIZE+0xf206 rsp 0xffff8000220ec2f0 ss 0x10 pool_cache_get+0x1b1: movq 0x10(%r14),%r13 ddb{1}> show proc PROC (ifconfig) pid=524164 stat=onproc flags process=2 proc=0 pri=51, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff800020e039d8,0xffffffff82912c38 process=0xffff8000240ffb58 user=0xffff8000220e7000, vmspace=0xfffffd807efffa10 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND * 6542 524164 59345 0 7 0x2 ifconfig 59345 108368 15431 0 3 0x10008a pause sh 15431 392936 7370 0 3 0x82 wait syz-executor.0 2590 100982 0 0 3 0x14280 nfsidl nfsio 94275 362074 0 0 3 0x14280 nfsidl nfsio 5497 45951 0 0 3 0x14280 nfsidl nfsio 5209 102957 0 0 3 0x14280 nfsidl nfsio 76108 396288 0 0 3 0x14280 nfsidl nfsio 74911 353992 0 0 3 0x14280 nfsidl nfsio 98004 15165 0 0 3 0x14280 nfsidl nfsio 7090 313984 0 0 3 0x14280 nfsidl nfsio 59126 34843 0 0 3 0x14280 nfsidl nfsio 17466 727 0 0 3 0x14280 nfsidl nfsio 19343 425238 0 0 3 0x14280 nfsidl nfsio 66302 360376 0 0 3 0x14280 nfsidl nfsio 57326 399673 0 0 3 0x14280 nfsidl nfsio 46234 417824 0 0 3 0x14280 nfsidl nfsio 19837 184303 0 0 3 0x14280 nfsidl nfsio 27990 446423 0 0 3 0x14280 nfsidl nfsio 48223 54442 0 0 3 0x14280 nfsidl nfsio 48258 252550 0 0 3 0x14280 nfsidl nfsio 48078 899 0 0 3 0x14280 nfsidl nfsio 42784 505626 0 0 3 0x14280 nfsidl nfsio 36965 60736 0 0 3 0x14200 acct acct 84305 364434 0 0 3 0x14200 bored sosplice 72106 453246 7370 0 3 0x82 piperd syz-executor.1 7370 131657 86957 0 3 0x82 thrsleep syz-fuzzer 7370 180421 86957 0 3 0x4000082 thrsleep syz-fuzzer 7370 418426 86957 0 3 0x4000082 thrsleep syz-fuzzer 7370 173449 86957 0 3 0x4000082 thrsleep syz-fuzzer 7370 318877 86957 0 3 0x4000082 thrsleep syz-fuzzer 7370 463517 86957 0 3 0x4000082 thrsleep syz-fuzzer 7370 69652 86957 0 3 0x4000082 thrsleep syz-fuzzer 7370 283889 86957 0 3 0x4000082 thrsleep syz-fuzzer 7370 335128 86957 0 3 0x4000082 thrsleep syz-fuzzer 7370 212836 86957 0 3 0x4000082 kqread syz-fuzzer 86957 260699 14543 0 3 0x10008a pause ksh 14543 48485 42537 0 3 0x92 select sshd 23467 116085 1 0 3 0x100083 ttyin getty 42537 285154 1 0 3 0x80 select sshd 24735 168696 32931 74 3 0x100092 bpf pflogd 32931 484888 1 0 3 0x80 netio pflogd 38704 109855 5237 73 3 0x100090 kqread syslogd 5237 321350 1 0 3 0x100082 netio syslogd 51674 476434 1 77 3 0x100090 poll dhclient 32937 466746 1 0 3 0x80 poll dhclient 84336 351989 0 0 3 0x14200 bored smr 52226 311863 0 0 3 0x14200 pgzero zerothread 13331 142515 0 0 3 0x14200 aiodoned aiodoned 39631 120851 0 0 3 0x14200 syncer update 57584 496428 0 0 3 0x14200 cleaner cleaner 54221 247956 0 0 3 0x14200 reaper reaper 13422 398118 0 0 3 0x14200 pgdaemon pagedaemon 75194 214470 0 0 3 0x14200 bored crynlk 76726 4774 0 0 3 0x14200 bored crypto 35053 402710 0 0 3 0x40014200 acpi0 acpi0 33630 377346 0 0 3 0x40014200 idle1 3061 196683 0 0 3 0x14200 bored softnet 61434 956 0 0 3 0x14200 bored systqmp 97663 138356 0 0 3 0x14200 bored systq 87519 410431 0 0 3 0x40014200 bored softclock 45622 255630 0 0 7 0x40014200 idle0 1 148994 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 6542 (ifconfig) thread 0xffff8000240fcd60 (524164) exclusive rwlock netlock r = 0 (0xffffffff826e8c28) #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+0xab #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 (0xffffffff829062a8) #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 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9517 6434K 6886K 78643K 11119 0 pcb 13 8K 8K 78643K 113 0 rtable 111 6K 10K 78643K 438 0 ifaddr 68 13K 15K 78643K 155 0 counters 43 33K 34K 78643K 51 0 ioctlops 0 0K 4K 78643K 1546 0 iov 0 0K 16K 78643K 58 0 mount 1 1K 1K 78643K 1 0 vnodes 1218 77K 77K 78643K 1462 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 15 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 81 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 6 17K 25K 78643K 477 0 sigio 0 0K 0K 78643K 4 0 proc 69 75K 95K 78643K 510 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 105 0 in_multi 49 2K 2K 78643K 185 0 ether_multi 1 0K 0K 78643K 13 0 mrt 0 0K 0K 78643K 9 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 55 254K 254K 78643K 55 0 exec 0 0K 1K 78643K 247 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 133 71K 71K 78643K 2571 0 UVM aobj 24 2K 2K 78643K 39 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 50 0 NDP 12 0K 0K 78643K 34 0 temp 114 3868K 3936K 78643K 8933 0 kqueue 3 4K 17K 78643K 54 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 arp 64 10 0 4 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 37 0 35 1 0 1 1 0 8 0 rtentry 112 95 0 55 2 0 2 2 0 8 0 unpcb 120 1121 0 1110 4 3 1 2 0 8 0 syncache 264 6 0 6 2 2 0 1 0 8 0 tcpqe 32 926 0 926 1 1 0 1 0 8 0 tcpcb 544 213 0 209 1 0 1 1 0 8 0 inpcb 296 552 0 544 4 2 2 2 0 8 1 rttmr 72 4 0 4 1 0 1 1 0 8 1 nd6 48 30 0 26 1 0 1 1 0 8 0 pkpcb 40 8 0 8 1 0 1 1 0 8 1 ppxss 1128 1 0 1 1 1 0 1 0 8 0 pfstscr 40 2 0 2 1 1 0 1 0 8 0 pffrag 232 3 0 3 2 1 1 1 0 482 1 pffrnode 88 3 0 3 2 1 1 1 0 8 1 pffrent 40 134 0 134 2 1 1 1 0 8 1 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 34 0 30 1 0 1 1 0 8 0 pftag 88 4 0 4 1 1 0 1 0 8 0 pfstitem 24 16 0 6 1 0 1 1 0 8 0 pfstkey 112 18 0 8 1 0 1 1 0 8 0 pfstate 328 18 0 8 2 0 2 2 0 8 0 pfrule 1360 41 0 29 3 1 2 2 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 341 0 135 13 0 13 13 0 8 0 art_table 32 342 0 135 2 0 2 2 0 8 0 art_node 16 94 0 56 1 0 1 1 0 8 0 sysvmsgpl 40 15 0 7 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 77 0 67 1 0 1 1 0 8 0 shmpl 112 36 0 15 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2081 0 681 89 0 89 89 0 8 0 ffsino 272 2081 0 681 95 1 94 94 0 8 0 nchpl 144 2951 0 1356 60 0 60 60 0 8 0 uvmvnodes 72 2273 0 0 42 0 42 42 0 8 0 vnodes 208 2273 0 0 120 0 120 120 0 8 0 namei 1024 8621 0 8621 2 1 1 1 0 8 1 percpumem 16 36 0 4 1 0 1 1 0 8 0 vcpupl 1984 5 0 0 1 0 1 1 0 8 0 vmpool 560 7 0 2 1 0 1 1 0 8 0 pfiaddrpl 120 11 0 6 1 0 1 1 0 8 0 scxspl 192 8818 0 8818 13 12 1 7 0 8 1 plimitpl 152 59 0 51 1 0 1 1 0 8 0 sigapl 424 712 0 658 7 0 7 7 0 8 1 futexpl 56 6712 0 6712 2 1 1 1 0 8 1 knotepl 112 128 0 107 1 0 1 1 0 8 0 kqueuepl 144 95 0 93 1 0 1 1 0 8 0 pipepl 304 137 0 127 3 2 1 2 0 8 0 fdescpl 496 674 0 657 3 0 3 3 0 8 0 filepl 152 4879 0 4778 8 3 5 6 0 8 1 lockfpl 104 163 0 162 1 0 1 1 0 8 0 lockfspl 48 51 0 50 1 0 1 1 0 8 0 sessionpl 112 19 0 8 1 0 1 1 0 8 0 pgrppl 48 56 0 45 1 0 1 1 0 8 0 ucredpl 96 684 0 675 1 0 1 1 0 8 0 zombiepl 144 658 0 658 3 2 1 1 0 8 1 processpl 992 712 0 658 8 1 7 7 0 8 0 procpl 624 1757 0 1694 6 0 6 6 0 8 1 sosppl 128 12 0 12 3 3 0 1 0 8 0 sockpl 400 1722 0 1701 11 7 4 5 0 8 1 mcl64k 65536 10 0 0 2 0 2 2 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 6 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 5 0 0 1 0 1 1 0 8 0 mcl4k 4096 10 0 0 2 0 2 2 0 8 0 mcl2k2 2112 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 206 0 0 25 0 25 25 0 8 0 mtagpl 96 47 0 0 2 0 2 2 0 8 0 mbufpl 256 467 0 0 27 0 27 27 0 8 0 bufpl 280 4345 0 143 301 0 301 301 0 8 0 anonpl 16 74928 0 62662 86 17 69 76 0 124 0 amapchunkpl 152 4626 0 4461 29 21 8 25 0 158 0 amappl16 192 2789 0 1891 48 2 46 47 0 8 0 amappl15 184 1 0 0 1 0 1 1 0 8 0 amappl14 176 27 0 20 1 0 1 1 0 8 0 amappl13 168 240 0 234 1 0 1 1 0 8 0 amappl12 160 208 0 207 2 1 1 1 0 8 0 amappl11 152 58 0 42 1 0 1 1 0 8 0 amappl10 144 28 0 21 1 0 1 1 0 8 0 amappl9 136 612 0 610 1 0 1 1 0 8 0 amappl8 128 357 0 332 1 0 1 1 0 8 0 amappl7 120 124 0 110 1 0 1 1 0 8 0 amappl6 112 26 0 23 1 0 1 1 0 8 0 amappl5 104 364 0 348 1 0 1 1 0 8 0 amappl4 96 712 0 682 1 0 1 1 0 8 0 amappl3 88 327 0 320 1 0 1 1 0 8 0 amappl2 80 4425 0 4361 2 0 2 2 0 8 0 amappl1 72 25010 0 24545 24 14 10 18 0 8 0 amappl 80 2009 0 1960 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 38 0 15 1 0 1 1 0 8 0 uaddrrnd 24 681 0 659 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 681 0 659 1 0 1 1 0 8 0 vmmpekpl 168 8868 0 8824 2 0 2 2 0 8 0 vmmpepl 168 90311 0 88286 157 32 125 125 0 357 30 vmsppl 368 680 0 659 2 0 2 2 0 8 0 pdppl 4096 1369 0 1323 7 1 6 6 0 8 0 pvpl 32 239011 0 223434 204 36 168 182 0 265 4 pmappl 232 680 0 659 2 0 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 293 0 13 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff826f9ff0) 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 __sanitizer_cov_trace_cmp4(a826e,a826f) at __sanitizer_cov_trace_cmp4+0x11 kd_curproc sys/dev/kcov.c:397 [inline] __sanitizer_cov_trace_cmp4(a826e,a826f) at __sanitizer_cov_trace_cmp4+0x11 trace_cmp sys/dev/kcov.c:104 [inline] __sanitizer_cov_trace_cmp4(a826e,a826f) at __sanitizer_cov_trace_cmp4+0x11 sys/dev/kcov.c:135 __mp_lock(ffffffff829060a0) at __mp_lock+0x139 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff829060a0) at __mp_lock+0x139 sys/kern/kern_lock.c:147 softintr_dispatch(0) at softintr_dispatch+0x4e sys/arch/amd64/amd64/softintr.c:89 Xsoftclock() at Xsoftclock+0x1f acpicpu_idle() at acpicpu_idle+0x331 sys/dev/acpi/acpicpu.c:1187 sched_idle(ffffffff826f9ff0) at sched_idle+0x3f7 sys/kern/kern_sched.c:178 end trace frame: 0x0, count: -9 ddb{0}> machine ddbcpu 1 Stopped at pool_cache_get+0x1b1: movq 0x10(%r14),%r13 ddb{1}> trace pool_cache_get(ffffffff828c7ce0) at pool_cache_get+0x1b1 pool_cache_item_magic_check sys/kern/subr_pool.c:1770 [inline] pool_cache_get(ffffffff828c7ce0) at pool_cache_get+0x1b1 sys/kern/subr_pool.c:1884 pool_get(ffffffff828c7ce0,2) at pool_get+0x91 sys/kern/subr_pool.c:572 m_get(2,1) at m_get+0x4c sys/kern/uipc_mbuf.c:250 mld6_sendpkt(ffff800000b3c980,83,0) at mld6_sendpkt+0xaf sys/netinet6/mld6.c:410 mld6_start_listening(ffff800000b3c980) at mld6_start_listening+0x8e sys/netinet6/mld6.c:136 in6_addmulti(ffff8000220ec7e0,ffff800000b41800,ffff8000220ec868) at in6_addmulti+0x25e sys/netinet6/in6.c:1073 in6_update_ifa(ffff800000b41800,ffff8000220eca80,0) at in6_update_ifa+0x1530 in6_joingroup sys/netinet6/in6.c:1142 [inline] in6_update_ifa(ffff800000b41800,ffff8000220eca80,0) at in6_update_ifa+0x1530 sys/netinet6/in6.c:764 in6_ioctl_change_ifaddr(8080691a,ffff8000220eca80,ffff800000b41800) at in6_ioctl_change_ifaddr+0x40c sys/netinet6/in6.c:352 ifioctl(fffffd8064880b20,8080691a,ffff8000220eca80,ffff8000240fcd60) at ifioctl+0xe70 sys/net/if.c:2282 soo_ioctl(fffffd80685f7ef8,8080691a,ffff8000220eca80,ffff8000240fcd60) at soo_ioctl+0x27c sys/kern/sys_socket.c:138 sys_ioctl(ffff8000240fcd60,ffff8000220ecb90,ffff8000220ecbe0) at sys_ioctl+0x4a5 syscall(ffff8000220ecc60) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000220ecc60) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffdd9a0, count: -13