uvm_fault(0xffffffff8291b868, 0xa, 0, 1) -> e kernel: page fault trap, code=0 Stopped at vio_rxeof+0x191: movzwl 0xa(%r15),%eax ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic kernel page fault uvm_fault(0xffffffff8291b868, 0xa, 0, 1) -> e vio_rxeof(ffff80000017c000) at vio_rxeof+0x191 sys/dev/pv/if_vio.c:1018 end trace frame: 0xffff800020da9540, count: 0 ddb{0}> trace vio_rxeof(ffff80000017c000) at vio_rxeof+0x191 sys/dev/pv/if_vio.c:1018 vio_rx_intr(ffff80000017c050) at vio_rx_intr+0x4d sys/dev/pv/if_vio.c:1056 intr_handler(ffff800020da95a0,ffff800000256b80) at intr_handler+0x8f sys/arch/amd64/amd64/intr.c:536 Xintr_ioapic_edge19_untramp() at Xintr_ioapic_edge19_untramp+0x19f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2f kd_curproc sys/dev/kcov.c:411 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2f sys/dev/kcov.c:79 tcp_input(ffff800020da9a28,ffff800020da9a34,6,2) at tcp_input+0x3dca sys/netinet/tcp_input.c:1733 ip_deliver(ffff800020da9a28,ffff800020da9a34,6,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800020da9a28,ffff800020da9a34,ffff800020d884e0,0) at ip_ours+0x412 ip_input_if(ffff800020da9a28,ffff800020da9a34,4,0,ffff80000017c2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017c2a8,fffffd8069f7e600) at ipv4_input+0x48 sys/netinet/ip_input.c:215 if_input_process(ffff80000017c2a8,ffff800020da9ac8) at if_input_process+0xda sys/net/if.c:832 ifiq_process(ffff80000017c6a8) at ifiq_process+0x80 sys/net/ifq.c:768 taskq_thread(ffff80000002c000) at taskq_thread+0xec sys/kern/kern_task.c:437 end trace frame: 0x0, count: -13 ddb{0}> show registers rdi 0xc rsi 0xc rbp 0xffff800020da94e0 rbx 0xffff80000017c000 rdx 0 rcx 0xffffffff8275aff0 cpu_info_full_primary+0x1ff0 rax 0xffffffff8275aff0 cpu_info_full_primary+0x1ff0 r8 0x2 r9 0 r10 0x53cc83ad598097df r11 0x26a9fda7a8a593c r12 0xffff800000024c00 r13 0xc r14 0xfffffd806f2bd900 r15 0 rip 0xffffffff8113c191 vio_rxeof+0x191 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800020da9450 ss 0 vio_rxeof+0x191: movzwl 0xa(%r15),%eax ddb{0}> show proc PROC (softnet) pid=152114 stat=onproc flags process=14000 proc=200 pri=32, usrpri=51, nice=20 forw=0xffffffffffffffff, list=0xffff800020d89110,0xffff800020d88010 process=0xffff800020d8aba0 user=0xffff800020da4000, vmspace=0xffffffff8291b868 estcpu=1, cpticks=1, pctcpu=0.34 user=0, sys=0, intr=1 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 46877 37626 0 0 3 0x14280 nfsidl nfsio 92849 237351 0 0 3 0x14280 nfsidl nfsio 53058 252880 0 0 3 0x14280 nfsidl nfsio 98344 521036 0 0 3 0x14280 nfsidl nfsio 63172 381755 0 0 3 0x14280 nfsidl nfsio 66561 46894 0 0 3 0x14280 nfsidl nfsio 45662 6145 0 0 3 0x14280 nfsidl nfsio 29424 516250 0 0 3 0x14280 nfsidl nfsio 24103 451213 0 0 3 0x14280 nfsidl nfsio 93070 424034 0 0 3 0x14280 nfsidl nfsio 87576 348018 0 0 3 0x14280 nfsidl nfsio 80903 227271 0 0 3 0x14280 nfsidl nfsio 41290 464014 0 0 3 0x14280 nfsidl nfsio 84682 236610 0 0 3 0x14280 nfsidl nfsio 1782 475949 0 0 3 0x14280 nfsidl nfsio 80530 148677 0 0 3 0x14280 nfsidl nfsio 97189 397472 0 0 3 0x14280 nfsidl nfsio 8160 335941 0 0 3 0x14280 nfsidl nfsio 18597 61479 0 0 3 0x14280 nfsidl nfsio 92246 78512 0 0 3 0x14280 nfsidl nfsio 10123 110557 0 0 3 0x14200 bored sosplice 84889 265393 76940 0 3 0x2 biowait syz-executor.1 88248 1651 76940 0 3 0x2 biowait syz-executor.0 76940 362683 38963 0 3 0x82 thrsleep syz-fuzzer 76940 219380 38963 0 3 0x4000082 nanosleep syz-fuzzer 76940 424509 38963 0 3 0x4000082 thrsleep syz-fuzzer 76940 245535 38963 0 3 0x4000082 kqread syz-fuzzer 76940 399678 38963 0 3 0x4000082 thrsleep syz-fuzzer 76940 74657 38963 0 3 0x4000082 thrsleep syz-fuzzer 76940 320943 38963 0 3 0x4000082 thrsleep syz-fuzzer 76940 82884 38963 0 3 0x4000082 thrsleep syz-fuzzer 76940 373489 38963 0 3 0x4000082 thrsleep syz-fuzzer 76940 80977 38963 0 3 0x4000082 thrsleep syz-fuzzer 38963 286345 42599 0 3 0x10008a pause ksh 42599 400237 62396 0 3 0x92 select sshd 81049 64306 1 0 3 0x100083 ttyin getty 62396 69496 1 0 3 0x80 select sshd 61871 160480 87174 74 3 0x100092 bpf pflogd 87174 373252 1 0 3 0x80 netio pflogd 40947 422947 98314 73 3 0x100090 kqread syslogd 98314 224429 1 0 3 0x100082 netio syslogd 31766 501685 1 77 3 0x100090 poll dhclient 87687 218878 1 0 3 0x80 poll dhclient 87154 182893 0 0 3 0x14200 bored smr 2685 158153 0 0 3 0x14200 pgzero zerothread 25656 480862 0 0 3 0x14200 aiodoned aiodoned 93583 127614 0 0 3 0x14200 syncer update 40633 511922 0 0 3 0x14200 cleaner cleaner 64735 275147 0 0 3 0x14200 reaper reaper 64656 189015 0 0 3 0x14200 pgdaemon pagedaemon 25414 306889 0 0 3 0x14200 bored crynlk 56073 325245 0 0 3 0x14200 bored crypto 39738 435425 0 0 3 0x40014200 acpi0 acpi0 94090 55164 0 0 7 0x40014200 idle1 *34120 152114 0 0 7 0x14200 softnet 9307 61846 0 0 3 0x14200 bored systqmp 59720 497464 0 0 3 0x14200 bored systq 47444 332512 0 0 3 0x40014200 bored softclock 24164 131404 0 0 3 0x40014200 idle0 1 290303 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 84889 (syz-executor.1) thread 0xffff800020ddd868 (265393) exclusive rrwlock inode r = 0 (0xfffffd80642f70a8) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 sys/kern/kern_rwlock.c:311 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:603 #4 vn_lock+0x81 sys/kern/vfs_vnops.c:575 #5 vget+0x1c8 sys/kern/vfs_subr.c:671 #6 ufs_ihashget+0x141 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x74 sys/ufs/ffs/ffs_vfsops.c:1329 #8 ufs_lookup+0x14b7 sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x5b sys/kern/vfs_vops.c:90 #10 vfs_lookup+0x7a6 sys/kern/vfs_lookup.c:568 #11 namei+0x63c sys/kern/vfs_lookup.c:249 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1853 #13 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80642f7c58) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 sys/kern/kern_rwlock.c:311 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:603 #4 vn_lock+0x81 sys/kern/vfs_vnops.c:575 #5 vget+0x1c8 sys/kern/vfs_subr.c:671 #6 cache_lookup+0x2bb sys/kern/vfs_cache.c:224 #7 ufs_lookup+0x1bc sys/ufs/ufs/ufs_lookup.c:162 #8 VOP_LOOKUP+0x5b sys/kern/vfs_vops.c:90 #9 vfs_lookup+0x7a6 sys/kern/vfs_lookup.c:568 #10 namei+0x63c sys/kern/vfs_lookup.c:249 #11 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1853 #12 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #12 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #13 Xsyscall+0x128 Process 88248 (syz-executor.0) thread 0xffff800020ddc4e8 (1651) exclusive rrwlock inode r = 0 (0xfffffd80642f7d68) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 sys/kern/kern_rwlock.c:311 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:603 #4 vn_lock+0x81 sys/kern/vfs_vnops.c:575 #5 vget+0x1c8 sys/kern/vfs_subr.c:671 #6 ufs_ihashget+0x141 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x74 sys/ufs/ffs/ffs_vfsops.c:1329 #8 ufs_lookup+0x14b7 sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x5b sys/kern/vfs_vops.c:90 #10 vfs_lookup+0x7a6 sys/kern/vfs_lookup.c:568 #11 namei+0x63c sys/kern/vfs_lookup.c:249 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1853 #13 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8068512c50) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 sys/kern/kern_rwlock.c:311 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:603 #4 vn_lock+0x81 sys/kern/vfs_vnops.c:575 #5 vfs_lookup+0xe6 sys/kern/vfs_lookup.c:419 #6 namei+0x63c sys/kern/vfs_lookup.c:249 #7 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1853 #8 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #9 Xsyscall+0x128 Process 34120 (softnet) thread 0xffff800020d884e0 (152114) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff828c5528) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 #2 Xintr_ioapic_edge19_untramp+0x19f #3 __sanitizer_cov_trace_pc+0x2f kd_curproc sys/dev/kcov.c:411 [inline] #3 __sanitizer_cov_trace_pc+0x2f sys/dev/kcov.c:79 #4 tcp_input+0x3dca sys/netinet/tcp_input.c:1733 #5 ip_deliver+0x353 sys/netinet/ip_input.c:668 #6 ip_ours+0x412 #7 ip_input_if+0x6ce #8 ipv4_input+0x48 sys/netinet/ip_input.c:215 #9 if_input_process+0xda sys/net/if.c:832 #10 ifiq_process+0x80 sys/net/ifq.c:768 #11 taskq_thread+0xec sys/kern/kern_task.c:437 #12 proc_trampoline+0x1c exclusive rwlock netlock r = 0 (0xffffffff82700598) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 if_input_process+0xa1 sys/net/if.c:832 #2 ifiq_process+0x80 sys/net/ifq.c:768 #3 taskq_thread+0xec sys/kern/kern_task.c:437 #4 proc_trampoline+0x1c shared rwlock softnet r = 0 (0xffff80000002c070) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 taskq_thread+0xdf sys/kern/kern_task.c:436 #2 proc_trampoline+0x1c ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9503 6420K 6986K 78643K 11003 0 pcb 13 8K 8K 78643K 60 0 rtable 76 10K 10K 78643K 329 0 ifaddr 66 13K 14K 78643K 96 0 sysctl 2 0K 0K 78643K 2 0 counters 43 33K 34K 78643K 47 0 ioctlops 0 0K 4K 78643K 1507 0 iov 0 0K 12K 78643K 24 0 mount 1 1K 1K 78643K 1 0 vnodes 1222 77K 77K 78643K 1351 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 0K 78643K 105 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 4 9K 25K 78643K 370 0 proc 62 63K 95K 78643K 467 0 subproc 32 2K 2K 78643K 34 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 294 0 in_multi 48 2K 2K 78643K 92 0 ether_multi 1 0K 0K 78643K 3 0 mrt 0 0K 0K 78643K 8 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 228 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 127 39K 48K 78643K 2180 0 UVM aobj 14 2K 3K 78643K 19 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 26 0 NDP 10 0K 0K 78643K 20 0 temp 109 3858K 3926K 78643K 8586 0 kqueue 3 4K 9K 78643K 19 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 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 31 0 29 1 0 1 1 0 8 0 rtentry 112 78 0 50 2 0 2 2 0 8 0 unpcb 120 216 0 206 1 0 1 1 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpqe 32 586 0 586 1 1 0 1 0 8 0 tcpcb 544 376 0 372 1 0 1 1 0 8 0 inpcb 296 601 0 594 2 0 2 2 0 8 1 rttmr 72 4 0 4 2 2 0 1 0 8 0 nd6 48 12 0 10 1 0 1 1 0 8 0 pfstscr 40 2 0 2 1 1 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 pfstitem 24 32 0 12 1 0 1 1 0 8 0 pfstkey 112 32 0 12 1 0 1 1 0 8 0 pfstate 328 31 0 11 3 0 3 3 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 256 391 0 268 14 5 9 12 0 8 0 art_table 32 392 0 268 2 0 2 2 0 8 0 art_node 16 73 0 50 1 0 1 1 0 8 0 sysvmsgpl 40 23 0 12 1 0 1 1 0 8 0 semupl 112 4 0 4 2 2 0 1 0 8 0 semapl 112 101 0 91 1 0 1 1 0 8 0 shmpl 112 16 0 5 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1857 0 451 89 0 89 89 0 8 0 ffsino 272 1857 0 451 96 1 95 95 0 8 0 nchpl 144 2558 0 948 60 0 60 60 0 8 0 uvmvnodes 72 2006 0 0 37 0 37 37 0 8 0 vnodes 208 2006 0 0 106 0 106 106 0 8 0 namei 1024 7510 0 7510 2 1 1 1 0 8 1 percpumem 16 34 0 2 1 0 1 1 0 8 0 vcpupl 1984 1 0 0 1 0 1 1 0 8 0 vmpool 560 3 0 2 2 1 1 1 0 8 0 scsiplug 64 1 0 1 1 0 1 1 0 8 1 scxspl 192 7870 0 7867 8 7 1 7 0 8 0 plimitpl 152 35 0 27 1 0 1 1 0 8 0 sigapl 424 606 0 555 6 0 6 6 0 8 0 futexpl 56 5526 0 5526 1 0 1 1 0 8 1 knotepl 112 77 0 58 1 0 1 1 0 8 0 kqueuepl 144 44 0 42 1 0 1 1 0 8 0 pipepl 304 113 0 103 3 2 1 2 0 8 0 fdescpl 496 570 0 555 3 0 3 3 0 8 0 filepl 152 3452 0 3351 6 1 5 5 0 8 1 lockfpl 104 28 0 27 1 0 1 1 0 8 0 lockfspl 48 13 0 12 1 0 1 1 0 8 0 sessionpl 112 18 0 7 1 0 1 1 0 8 0 pgrppl 48 22 0 11 1 0 1 1 0 8 0 ucredpl 96 317 0 308 1 0 1 1 0 8 0 zombiepl 144 555 0 555 2 1 1 1 0 8 1 processpl 992 606 0 555 8 1 7 7 0 8 0 procpl 624 1400 0 1340 6 0 6 6 0 8 1 sosppl 128 6 0 6 1 1 0 1 0 8 0 sockpl 400 848 0 829 6 2 4 4 0 8 2 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 6 0 0 1 0 1 1 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 5 0 0 1 0 1 1 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 184 0 0 22 0 22 22 0 8 0 mtagpl 96 24 0 0 1 0 1 1 0 8 0 mbufpl 256 241 0 0 14 0 14 14 0 8 0 bufpl 280 4196 0 135 291 0 291 291 0 8 0 anonpl 16 77338 0 59967 88 9 79 87 0 124 8 amapchunkpl 152 4639 0 4490 22 10 12 20 0 158 5 amappl16 192 2997 0 2065 63 15 48 59 0 8 1 amappl15 184 2 0 1 1 0 1 1 0 8 0 amappl14 176 27 0 20 1 0 1 1 0 8 0 amappl13 168 198 0 194 1 0 1 1 0 8 0 amappl12 160 178 0 174 1 0 1 1 0 8 0 amappl11 152 51 0 36 1 0 1 1 0 8 0 amappl10 144 16 0 12 1 0 1 1 0 8 0 amappl9 136 383 0 382 1 0 1 1 0 8 0 amappl8 128 379 0 338 2 0 2 2 0 8 0 amappl7 120 128 0 115 1 0 1 1 0 8 0 amappl6 112 29 0 23 1 0 1 1 0 8 0 amappl5 104 308 0 293 1 0 1 1 0 8 0 amappl4 96 663 0 639 1 0 1 1 0 8 0 amappl3 88 288 0 281 1 0 1 1 0 8 0 amappl2 80 3624 0 3561 2 0 2 2 0 8 0 amappl1 72 25971 0 25544 23 13 10 18 0 8 0 amappl 80 1643 0 1599 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 18 0 5 1 0 1 1 0 8 0 uaddrrnd 24 573 0 557 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 573 0 557 1 0 1 1 0 8 0 vmmpekpl 168 8337 0 8290 3 0 3 3 0 8 0 vmmpepl 168 79932 0 77929 123 24 99 114 0 357 3 vmsppl 368 572 0 557 2 0 2 2 0 8 0 pdppl 4096 1153 0 1115 7 1 6 6 0 8 0 pvpl 32 233520 0 212983 204 13 191 204 0 265 20 pmappl 232 572 0 557 3 1 2 2 0 8 1 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 271 0 13 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace vio_rxeof(ffff80000017c000) at vio_rxeof+0x191 sys/dev/pv/if_vio.c:1018 vio_rx_intr(ffff80000017c050) at vio_rx_intr+0x4d sys/dev/pv/if_vio.c:1056 intr_handler(ffff800020da95a0,ffff800000256b80) at intr_handler+0x8f sys/arch/amd64/amd64/intr.c:536 Xintr_ioapic_edge19_untramp() at Xintr_ioapic_edge19_untramp+0x19f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2f kd_curproc sys/dev/kcov.c:411 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2f sys/dev/kcov.c:79 tcp_input(ffff800020da9a28,ffff800020da9a34,6,2) at tcp_input+0x3dca sys/netinet/tcp_input.c:1733 ip_deliver(ffff800020da9a28,ffff800020da9a34,6,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800020da9a28,ffff800020da9a34,ffff800020d884e0,0) at ip_ours+0x412 ip_input_if(ffff800020da9a28,ffff800020da9a34,4,0,ffff80000017c2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017c2a8,fffffd8069f7e600) at ipv4_input+0x48 sys/netinet/ip_input.c:215 if_input_process(ffff80000017c2a8,ffff800020da9ac8) at if_input_process+0xda sys/net/if.c:832 ifiq_process(ffff80000017c6a8) at ifiq_process+0x80 sys/net/ifq.c:768 taskq_thread(ffff80000002c000) at taskq_thread+0xec sys/kern/kern_task.c:437 end trace frame: 0x0, count: -13 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 acpicpu_idle() at acpicpu_idle+0x331 sys/dev/acpi/acpicpu.c:1187 sched_idle(ffff800020d70ff0) at sched_idle+0x3f7 sys/kern/kern_sched.c:178 end trace frame: 0x0, count: -5