panic: kernel diagnostic assertion "rn != NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/net/pipex.c", line 459 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 80774 34186 0 0 0x4000000 0K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833b3855) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833f0bc6,ffffffff8340f254,1cb,ffffffff833ac317) at __assert+0x29 sys/kern/subr_prf.c:-1 pipex_unlink_session_locked(ffff8000fffe0df8) at pipex_unlink_session_locked+0x429 pipex_destroy_all_sessions(ffff80000176f800) at pipex_destroy_all_sessions+0xd9 pipex_rele_session sys/net/pipex.c:-1 [inline] pipex_destroy_all_sessions(ffff80000176f800) at pipex_destroy_all_sessions+0xd9 sys/net/pipex.c:151 pppacclose(637e,81,2000,ffff8000fffde7f0) at pppacclose+0x16f sys/net/if_pppx.c:1335 spec_close(ffff80003c3fca10) at spec_close+0x417 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805ff33010,81,fffffd80097fd548,ffff8000fffde7f0) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd8073897b20,ffff8000fffde7f0) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd8073897b20,ffff8000fffde7f0) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd8073897b20,ffff8000fffde7f0) at fdrop+0x121 sys/kern/kern_descrip.c:1280 closef(fffffd8073897b20,ffff8000fffde7f0) at closef+0x192 sys/kern/kern_descrip.c:1264 syscall(ffff80003c3fcc70) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3fcc70) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf9560790160, count: 2 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: kernel diagnostic assertion "rn != NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/net/pipex.c", line 459 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833b3855) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833f0bc6,ffffffff8340f254,1cb,ffffffff833ac317) at __assert+0x29 sys/kern/subr_prf.c:-1 pipex_unlink_session_locked(ffff8000fffe0df8) at pipex_unlink_session_locked+0x429 pipex_destroy_all_sessions(ffff80000176f800) at pipex_destroy_all_sessions+0xd9 pipex_rele_session sys/net/pipex.c:-1 [inline] pipex_destroy_all_sessions(ffff80000176f800) at pipex_destroy_all_sessions+0xd9 sys/net/pipex.c:151 pppacclose(637e,81,2000,ffff8000fffde7f0) at pppacclose+0x16f sys/net/if_pppx.c:1335 spec_close(ffff80003c3fca10) at spec_close+0x417 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805ff33010,81,fffffd80097fd548,ffff8000fffde7f0) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd8073897b20,ffff8000fffde7f0) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd8073897b20,ffff8000fffde7f0) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd8073897b20,ffff8000fffde7f0) at fdrop+0x121 sys/kern/kern_descrip.c:1280 closef(fffffd8073897b20,ffff8000fffde7f0) at closef+0x192 sys/kern/kern_descrip.c:1264 syscall(ffff80003c3fcc70) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3fcc70) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf9560790160, count: -13 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c3fc7e0 rbx 0xffffffff83825e07 cpu_info_full_primary+0x2e07 rdx 0xffff800001563cc0 rcx 0xffff8000fffde7f0 rax 0xffffffff83824ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xf794508943aeb807 r11 0x7e92cc3f44538c4f r12 0xffffffff83825c08 cpu_info_full_primary+0x2c08 r13 0 r14 0 r15 0x1 rip 0xffffffff810cbdd5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c3fc7d0 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=80774 pid=34186 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=83, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000fffdfa18,0xffff80002a286aa8 process=0xffff80002b3b8028 user=0xffff80003c3f7000, vmspace=0xfffffd800b0633d0 estcpu=33, cpticks=4, pctcpu=0.1, user=0, sys=4, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 73746 215291 51067 0 2 0 syz-executor 73746 416964 51067 0 2 0x4000000 syz-executor 2388 395870 12108 0 3 0x80 nanoslp syz-executor 2388 505109 12108 0 3 0x4000080 kqsel syz-executor 2388 394810 12108 0 3 0x4000080 bell syz-executor 2388 324712 12108 0 3 0x4000080 fsleep syz-executor 16524 132511 22599 60929 2 0x10 syz-executor 16524 405776 22599 60929 2 0x4000010 syz-executor 16524 397292 22599 60929 3 0x4000090 fsleep syz-executor 34186 149663 46248 0 2 0 syz-executor *34186 80774 46248 0 7 0x4000000 syz-executor 34186 483030 46248 0 2 0x4000001 syz-executor 1667 340660 8172 0 2 0x11 syz-executor 1667 65961 8172 0 3 0x4000090 fsleep syz-executor 1667 458964 8172 0 3 0x4000090 fsleep syz-executor 42780 38379 0 0 3 0x14200 acct acct 51067 457937 69796 0 2 0x3 syz-executor 12108 240439 69796 0 2 0x2 syz-executor 8172 32530 69796 0 2 0x3 syz-executor 83187 224165 69796 0 2 0x2 syz-executor 57773 350018 69796 0 2 0x3 syz-executor 46248 427813 69796 0 2 0x3 syz-executor 58025 421512 69796 0 2 0x3 syz-executor 22599 71291 69796 0 2 0x3 syz-executor 69796 355893 55651 0 3 0x82 kqread syz-executor 55651 100125 15513 0 3 0x10008a sigsusp ksh 15513 128594 24666 0 3 0x98 kqread sshd-session 24666 178346 90336 0 3 0x92 kqread sshd-session 91612 437217 1 0 3 0x100083 ttyopn getty 90336 194563 1 0 3 0x88 kqread sshd 56501 189564 86153 74 3 0x1100092 bpf pflogd 86153 358001 1 0 3 0x80 sbwait pflogd 31267 444290 19350 73 3 0x1100090 kqread syslogd 19350 314793 1 0 3 0x100082 sbwait syslogd 81225 488510 1 0 3 0x100001 inode resolvd 46352 420277 19265 77 2 0x100013 dhcpleased 43993 395798 19265 77 3 0x100092 kqread dhcpleased 19265 105855 1 0 3 0x80 kqread dhcpleased 48825 83384 0 0 3 0x14200 bored smr 48482 272402 0 0 2 0x14200 zerothread 65453 34522 0 0 3 0x14200 aiodoned aiodoned 7987 422507 0 0 3 0x14200 syncer update 40672 233769 0 0 3 0x14200 cleaner cleaner 93876 150725 0 0 3 0x14200 reaper reaper 10942 98048 0 0 3 0x14200 pgdaemon pagedaemon 65513 368986 0 0 3 0x14200 bored viomb 42551 16935 0 0 3 0x40014200 acpi0 acpi0 16880 360331 0 0 7 0x40014200 idle1 89063 33886 0 0 3 0x14200 bored softnet1 72860 152038 0 0 2 0x14200 softnet0 16817 106223 0 0 3 0x14200 bored systqmp 50921 250613 0 0 3 0x14200 bored systq 20487 162240 0 0 3 0x14200 tmoslp softclockmp 88434 119665 0 0 3 0x40014200 tmoslp softclock 24103 140328 0 0 3 0x40014200 idle0 1 207954 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex /syzkaller/managers/multicore/kernel/sys/net/pipex.c:78 r = 0 (0xffffffff838a7d40) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487 #2 pipex_destroy_all_sessions+0x2f sys/net/pipex.c:144 #3 pppacclose+0x16f sys/net/if_pppx.c:1335 #4 spec_close+0x417 sys/kern/spec_vnops.c:-1 #5 VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 #6 vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] #6 vn_closefile+0x12b sys/kern/vfs_vnops.c:615 #7 fdrop+0x121 sys/kern/kern_descrip.c:1280 #8 closef+0x192 sys/kern/kern_descrip.c:1264 #9 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #10 Xsyscall+0x128 Process 73746 (syz-executor) thread 0xffff8000fffdf4e8 (416964) exclusive rrwlock inode r = 0 (0xfffffd807eb0f208) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:686 #6 cache_lookup+0x351 sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x1e3 sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #10 namei+0x7ca sys/kern/vfs_lookup.c:250 #11 vn_open+0x15a sys/kern/vfs_vnops.c:140 #12 doopenat+0x35b sys/kern/vfs_syscalls.c:1138 #13 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #14 Xsyscall+0x128 Process 34186 (syz-executor) thread 0xffff8000fffde7f0 (80774) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8390e3c8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 sleep_finish+0x2d8 sys/kern/kern_synch.c:369 #3 msleep_nsec+0x132 sys/kern/kern_synch.c:219 #4 taskq_do_barrier+0x15f sys/kern/kern_task.c:304 #5 ifiq_destroy+0xda sys/net/ifq.c:697 #6 if_detach+0x7a6 sys/net/if.c:-1 #7 pppacclose+0x118 sys/net/if_pppx.c:1329 #8 spec_close+0x417 sys/kern/spec_vnops.c:-1 #9 VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 #10 vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] #10 vn_closefile+0x12b sys/kern/vfs_vnops.c:615 #11 fdrop+0x121 sys/kern/kern_descrip.c:1280 #12 closef+0x192 sys/kern/kern_descrip.c:1264 #13 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #14 Xsyscall+0x128 exclusive mutex /syzkaller/managers/multicore/kernel/sys/net/pipex.c:78 r = 0 (0xffffffff838a7d40) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487 #2 pipex_destroy_all_sessions+0x2f sys/net/pipex.c:144 #3 pppacclose+0x16f sys/net/if_pppx.c:1335 #4 spec_close+0x417 sys/kern/spec_vnops.c:-1 #5 VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 #6 vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] #6 vn_closefile+0x12b sys/kern/vfs_vnops.c:615 #7 fdrop+0x121 sys/kern/kern_descrip.c:1280 #8 closef+0x192 sys/kern/kern_descrip.c:1264 #9 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #10 Xsyscall+0x128 Process 46352 (dhcpleased) thread 0xffff80002a2627d8 (420277) exclusive rrwlock inode r = 0 (0xfffffd8073ebd6a0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:686 #6 ktrwriteraw+0x175 sys/kern/kern_ktrace.c:688 #7 ktrsysret+0x192 ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] #7 ktrsysret+0x192 sys/kern/kern_ktrace.c:209 #8 syscall+0xa50 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] #8 syscall+0xa50 sys/arch/amd64/amd64/trap.c:796 #9 Xsyscall+0x128 Process 72860 (softnet0) thread 0xffff8000ffffe000 (152038) shared rwlock softnet0 r = 0 (0xffff80000002c078) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 taskq_thread+0x12a sys/kern/kern_task.c:442 #2 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11089 12175K 13398K 166960K 15903 0 pcb 19 17K 21K 166960K 486 0 rtable 231 14K 14K 166960K 836 0 pf 39 18K 82K 166960K 270 0 ifaddr 41 7K 8K 166960K 168 0 ifgroup 66 2K 3K 166960K 287 0 sysctl 4 1K 9K 166960K 85 0 counters 76 37K 38K 166960K 408 0 ioctlops 0 0K 4K 166960K 2058 0 iov 0 0K 24K 166960K 101 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1518 95K 96K 166960K 3660 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 29 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 149 0 dirhash 12 2K 2K 166960K 48 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 16 57K 110K 166960K 2135 0 sigio 1 0K 0K 166960K 34 0 proc 74 115K 180K 166960K 822 0 subproc 72 4K 4K 166960K 99 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 365 0 in_multi 80 5K 7K 166960K 244 0 ether_multi 1 0K 0K 166960K 24 0 mrt 1 0K 0K 166960K 20 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 127 572K 572K 166960K 127 0 exec 0 0K 1K 166960K 690 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 4 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 240 160K 179K 166960K 21167 0 UVM aobj 91 17K 17K 166960K 101 0 pinsyscall 41 82K 102K 166960K 3323 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 141 0 NDP 14 0K 2K 166960K 118 0 temp 79 8680K 8756K 166960K 112273 0 kqueue 14 22K 32K 166960K 377 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 26 0 0 1 0 1 1 0 8 0 rtpcb 120 257 0 254 4 3 1 3 0 8 0 rtentry 176 204 0 119 6 0 6 6 0 8 0 unpcb 144 1180 0 1163 7 5 2 4 0 8 1 syncache 336 4 0 4 2 2 0 1 0 8 0 tcpqe 32 2 0 2 1 1 0 1 0 8 0 tcpcb 736 988 0 982 16 12 4 7 0 8 3 arp 136 28 0 15 1 0 1 1 0 8 0 inpcb 328 2468 0 2456 17 12 5 10 0 8 3 nd6 152 39 0 17 2 0 2 2 0 8 0 pkpcb 40 46 0 46 4 3 1 1 0 8 1 kcovpl 48 11 0 3 1 0 1 1 0 8 0 ppxss 1192 142 0 141 1 0 1 1 0 8 0 pppxif 1504 17 0 17 5 4 1 1 0 8 1 pffrag 232 50 0 41 1 0 1 1 0 482 0 pffrnode 88 50 0 41 1 0 1 1 0 8 0 pffrent 40 99 0 90 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 3 0 3 3 2 1 1 0 8 1 pfstitem 24 127 0 62 1 0 1 1 0 8 0 pfstkey 128 127 0 62 3 0 3 3 0 8 0 pfstate 448 127 0 62 10 0 10 10 0 8 0 pfrule 1344 22 0 17 2 1 1 2 0 8 0 rttmr 136 5 0 5 1 1 0 1 0 8 0 art_heap8 4096 4 0 1 4 1 3 4 0 8 0 art_heap4 256 977 0 582 33 2 31 31 0 8 0 art_table 40 981 0 583 6 0 6 6 0 8 0 art_node 32 203 0 127 1 0 1 1 0 8 0 sysvmsgpl 40 13 0 7 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 146 0 136 1 0 1 1 0 8 0 shmpl 112 89 0 7 3 0 3 3 0 8 0 dirhash 1024 41 0 24 3 0 3 3 0 8 0 dino2pl 256 5513 0 4002 96 0 96 96 0 8 0 ffsino 296 5513 0 4002 118 0 118 118 0 8 0 nchpl 144 8356 0 6643 64 0 64 64 0 8 0 rtmask 32 26 0 25 4 3 1 1 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 29201 0 29201 3 2 1 2 0 8 1 percpumem 16 219 0 166 1 0 1 1 0 8 0 vcpupl 3968 7 0 1 1 0 1 1 0 8 0 vmpool 848 9 0 3 1 0 1 1 0 8 0 kstatmem 264 188 0 154 3 0 3 3 0 8 0 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scsiplug 72 6 0 6 2 1 1 1 0 8 1 scxspl 216 58629 0 58628 12 11 1 8 1 8 0 plimitpl 152 631 0 613 1 0 1 1 0 8 0 sigapl 424 2451 0 2404 9 2 7 8 0 8 0 knotepl 120 783 0 0 24 0 24 24 0 8 0 kqueuepl 224 911 0 899 10 9 1 5 0 8 0 pipepl 344 418 0 389 12 9 3 9 0 8 0 fdescpl 528 2407 0 2377 3 0 3 3 0 8 0 filepl 160 16396 0 16173 28 15 13 19 0 8 1 lockfpl 104 877 0 875 3 2 1 2 0 8 0 lockfspl 48 313 0 311 1 0 1 1 0 8 0 sessionpl 144 25 0 16 1 0 1 1 0 8 0 pgrppl 48 54 0 37 1 0 1 1 0 8 0 ucredpl 104 2765 0 2750 1 0 1 1 0 8 0 zombiepl 144 2723 0 2722 1 0 1 1 0 8 0 processpl 1232 2451 0 2404 6 0 6 6 0 8 0 procpl 664 5757 0 5700 8 1 7 8 0 8 0 sosppl 176 15 0 15 5 4 1 1 0 8 1 sockpl 752 4007 0 3975 28 20 8 14 0 8 3 mcl64k 65536 10 0 0 2 0 2 2 0 8 0 mcl16k 16384 7 0 0 1 0 1 1 0 8 0 mcl12k 12288 3 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 125 0 0 16 0 16 16 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 80 0 0 9 0 9 9 0 8 0 mtagpl 96 106 0 0 3 0 3 3 0 8 0 mbufpl 256 1172 0 0 74 0 74 74 0 8 0 bufpl 280 23315 0 17178 439 0 439 439 0 8 0 anonpl 32 12506 0 0 101 0 101 101 0 246 0 amapchunkpl 152 72862 0 72396 51 20 31 35 0 158 10 amappl16 200 7743 0 7704 79 65 14 29 0 8 8 amappl15 192 16 0 16 3 3 0 1 0 8 0 amappl14 184 33 0 33 1 1 0 1 0 8 0 amappl13 176 532 0 530 1 0 1 1 0 8 0 amappl12 168 2822 0 2781 3 0 3 3 0 8 0 amappl11 160 24 0 24 1 1 0 1 0 8 0 amappl10 152 60 0 46 1 0 1 1 0 8 0 amappl9 144 251 0 251 1 1 0 1 0 8 0 amappl8 136 25 0 23 1 0 1 1 0 8 0 amappl7 128 104 0 101 1 0 1 1 0 8 0 amappl6 120 322 0 307 1 0 1 1 0 8 0 amappl5 112 76 0 65 1 0 1 1 0 8 0 amappl4 104 433 0 401 1 0 1 1 0 8 0 amappl3 96 14699 0 14596 5 1 4 4 0 8 0 amappl2 88 556 0 495 2 0 2 2 0 8 0 amappl1 80 17311 0 16723 14 1 13 14 0 8 0 amappl 88 20078 0 19918 5 0 5 5 0 92 0 uvmvnodes 80 187 0 0 4 0 4 4 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma2048 2048 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 8 0 8 2 2 0 1 0 8 0 dma128 128 254 0 254 2 2 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 72 100 0 10 2 0 2 2 0 8 0 uaddrrnd 24 2407 0 2377 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2407 0 2377 1 0 1 1 0 8 0 vmmpekpl 168 19641 0 19589 3 0 3 3 0 8 0 vmmpepl 168 154609 0 152726 117 19 98 109 0 357 3 vmsppl 488 2406 0 2377 7 2 5 5 0 8 0 rwobjpl 80 40222 0 39014 36 4 32 35 0 8 0 pdppl 4096 4840 0 4766 119 40 79 86 0 8 5 pvpl 32 21663 0 0 176 1 175 175 0 265 0 pmappl 256 2415 0 2380 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 397 0 63 10 0 10 10 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833b3855) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833f0bc6,ffffffff8340f254,1cb,ffffffff833ac317) at __assert+0x29 sys/kern/subr_prf.c:-1 pipex_unlink_session_locked(ffff8000fffe0df8) at pipex_unlink_session_locked+0x429 pipex_destroy_all_sessions(ffff80000176f800) at pipex_destroy_all_sessions+0xd9 pipex_rele_session sys/net/pipex.c:-1 [inline] pipex_destroy_all_sessions(ffff80000176f800) at pipex_destroy_all_sessions+0xd9 sys/net/pipex.c:151 pppacclose(637e,81,2000,ffff8000fffde7f0) at pppacclose+0x16f sys/net/if_pppx.c:1335 spec_close(ffff80003c3fca10) at spec_close+0x417 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805ff33010,81,fffffd80097fd548,ffff8000fffde7f0) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd8073897b20,ffff8000fffde7f0) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd8073897b20,ffff8000fffde7f0) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd8073897b20,ffff8000fffde7f0) at fdrop+0x121 sys/kern/kern_descrip.c:1280 closef(fffffd8073897b20,ffff8000fffde7f0) at closef+0x192 sys/kern/kern_descrip.c:1264 syscall(ffff80003c3fcc70) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3fcc70) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf9560790160, count: -13 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff8000299ddff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 acpicpu_idle() at acpicpu_idle+0x457 sys/dev/acpi/acpicpu_x86.c:1224 sched_idle(ffff8000299ddff0) at sched_idle+0x391 sys/kern/kern_sched.c:191 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff8000299ddff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 acpicpu_idle() at acpicpu_idle+0x457 sys/dev/acpi/acpicpu_x86.c:1224 sched_idle(ffff8000299ddff0) at sched_idle+0x391 sys/kern/kern_sched.c:191 end trace frame: 0x0, count: -5