Fatal trap 12: pageJul 21 02:21:22 fault while in kernel mode ci-freebsd-i386-cpuid = 0; apic id = 00 fault virtual address = 0x0 fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff81a26453 1 dhclient[2989]stack pointer = 0x28:0xfffffe0056c8a1c0 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) frame pointer = 0x28:0xfffffe0056c8a6f0 code segment = base 0x0, limit 0xfffff, type 0x1b : send_packet: N = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 2 (clock (0)) rdi: 0000000000000000 rsi: 0000000000000000 rdx: 000000000b0ab260 rcx: fffffe00033eee30 r8: 0000000000000000 r9: 00000000060080fe rax: fffffe00033eee30 rbx: fffffe006de4bee0 rbp: fffffe0056c8a6f0 r10: aa02000000000000 r11: 000000000000001f r12: fffffe0056c8a4c0 r13: fffffe0056c8a500 r14: 0000000000000000 r15: fffffe00829b7338 trap number = 12 panic: page fault cpuid = 0 time = 1721528482 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056c898f0 kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056c89a50 vpanic() at vpanic+0x280/frame 0xfffffe0056c89c10 panic() at panic+0xb5/frame 0xfffffe0056c89cd0 trap_fatal() at trap_fatal+0x7f2/frame 0xfffffe0056c89df0 trap_pfault() at trap_pfault+0x179/frame 0xfffffe0056c89f10 trap() at trap+0x648/frame 0xfffffe0056c8a0f0 calltrap() at calltrap+0x8/frame 0xfffffe0056c8a0f0 --- trap 0xc, rip = 0xffffffff81a26453, rsp = 0xfffffe0056c8a1c0, rbp = 0xfffffe0056c8a6f0 --- ip6_output() at ip6_output+0x30d3/frame 0xfffffe0056c8a6f0 sctp_lowlevel_chunk_output() at sctp_lowlevel_chunk_output+0x216c/frame 0xfffffe0056c8a9a0 sctp_send_initiate() at sctp_send_initiate+0x1591/frame 0xfffffe0056c8ab20 sctp_t1init_timer() at sctp_t1init_timer+0x66/frame 0xfffffe0056c8ab70 sctp_timeout_handler() at sctp_timeout_handler+0xb3b/frame 0xfffffe0056c8acb0 softclock_call_cc() at softclock_call_cc+0x395/frame 0xfffffe0056c8ae80 softclock_thread() at softclock_thread+0x200/frame 0xfffffe0056c8aef0 fork_exit() at fork_exit+0xcc/frame 0xfffffe0056c8af30 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0056c8af30 --- trap 0, rip = 0, rsp = 0, rbp = 0 --- KDB: enter: panic [ thread pid 2 tid 100030 ] Stopped at kdb_enter+0x6e: movq $0,0x23da0b7(%rip) db> set $lines = 0 db> set $maxwidth = 0 db> show registers cs 0x20 ds 0x3b es 0x3b fs 0x13 gs 0x1b ss 0x28 rax 0x12 rcx 0xfffffe00033eee30 rdx 0 rbx 0xffffffff826f85c0 .str.27 rsp 0xfffffe0056c89a30 rbp 0xfffffe0056c89a50 rsi 0 rdi 0xffffffff815ca169 printf+0x149 r8 0 r9 0xffffffff r10 0 r11 0x17 r12 0xfffffe00542f2000 r13 0xfffffffffffffffe r14 0xffffffff826f85c0 .str.27 r15 0 rip 0xffffffff815b5ede kdb_enter+0x6e rflags 0x46 kdb_enter+0x6e: movq $0,0x23da0b7(%rip) db> show proc Process 2 (clock) at 0xfffffe0054211020: state: NORMAL uid: 0 gids: 0 parent: pid 0 at 0xffffffff8391a700 ABI: null flag: 0x10000284 flag2: 0 reaper: 0xffffffff8391a700 reapsubtree: 2 sigparent: 20 vmspace: 0xffffffff8391b6a0 (map 0xffffffff8391b6a0) (map.pmap 0xffffffff8391b760) (pmap 0xffffffff8391b7d0) threads: 2 100030 Run CPU 0 [clock (0)] 100031 I [clock (1)] db> ps pid ppid pgrp uid state wmesg wchan cmd 2992 2985 2992 0 Ss select 0xfffffe005959c9c0 dhclient 2989 1 2989 0 Ss select 0xfffffe005959c5c0 dhclient 2986 764 764 0 R (threaded) syz-executor 102814 RunQ syz-executor 102908 S connec 0xfffffe0077200c1a syz-executor 102909 S uwait 0xfffffe0077f9a900 syz-executor 2985 2970 424 65 S select 0xfffffe005959c7c0 dhclient 2981 767 767 0 R (threaded) syz-executor 101540 RunQ syz-executor 102905 S connec 0xfffffe007720085a syz-executor 102907 S uwait 0xfffffe0077f9af00 syz-executor 2979 2953 2953 0 R (threaded) syz-executor 102889 RunQ syz-executor 102904 S connec 0xfffffe006b435c1a syz-executor 102906 S uwait 0xfffffe0077f9bb00 syz-executor 2976 2289 2289 0 R (threaded) syz-executor 101578 RunQ syz-executor 102901 S connec 0xfffffe0077219c1a syz-executor 102903 S uwait 0xfffffe0077f9a980 syz-executor 2970 424 424 0 S wait 0xfffffe006dc6a040 sh 2953 1 2953 0 R syz-executor 2950 1 764 0 SV connec 0xfffffe007720a0da syz-executor 2947 1 2289 0 SV uwait 0xfffffe0077f99880 syz-executor 2906 1 764 0 SV uwait 0xfffffe0076246700 syz-executor 2900 1 767 0 SV connec 0xfffffe007720985a syz-executor 2886 1 2289 0 SV uwait 0xfffffe0076246b80 syz-executor 2866 1 764 0 SV uwait 0xfffffe0076246e80 syz-executor 2848 1 764 0 SV uwait 0xfffffe0077f9ad80 syz-executor 2826 1 2289 0 SV uwait 0xfffffe0077f9c380 syz-executor 2819 1 764 0 SV uwait 0xfffffe0079482300 syz-executor 2814 1 767 0 SV uwait 0xfffffe0077f9a200 syz-executor 2763 1 2289 0 SV uwait 0xfffffe0077f9b000 syz-executor 2747 1 767 0 SV uwait 0xfffffe0079482100 syz-executor 2745 1 764 0 SV uwait 0xfffffe0076243580 syz-executor 2735 1 2289 0 SV uwait 0xfffffe00584d5a00 syz-executor 2730 1 764 0 SV uwait 0xfffffe0076246a80 syz-executor 2719 1 2289 0 SV uwait 0xfffffe0076d73d00 syz-executor 2714 1 764 0 SV uwait 0xfffffe0079482600 syz-executor 2710 1 767 0 SV connec 0xfffffe0077d110da syz-executor 2703 1 767 0 SV uwait 0xfffffe0076246b00 syz-executor 2702 1 764 0 SV uwait 0xfffffe0076243300 syz-executor 2698 1 2289 0 SV uwait 0xfffffe0076d73a80 syz-executor 2693 1 767 0 SV uwait 0xfffffe0076d72980 syz-executor 2684 1 767 0 SV uwait 0xfffffe0077f9be80 syz-executor 2681 1 2289 0 SV uwait 0xfffffe006e0e5500 syz-executor 2677 1 764 0 SV uwait 0xfffffe0076246880 syz-executor 2674 1 767 0 SV uwait 0xfffffe0077f9bf00 syz-executor 2672 1 2289 0 SV uwait 0xfffffe0079482000 syz-executor 2663 1 2289 0 SV uwait 0xfffffe006e0e5980 syz-executor 2651 1 767 0 SV uwait 0xfffffe00584d4700 syz-executor 2639 1 2289 0 SV uwait 0xfffffe006e0e3900 syz-executor 2636 1 764 0 SV uwait 0xfffffe006e0e5800 syz-executor 2622 1 767 0 SV uwait 0xfffffe0076d72680 syz-executor 2615 1 2289 0 SV uwait 0xfffffe00584d3d00 syz-executor 2611 1 767 0 SV uwait 0xfffffe006e0e5a80 syz-executor 2604 1 2289 0 SV uwait 0xfffffe0076244b00 syz-executor 2594 1 764 0 SV uwait 0xfffffe00584d4000 syz-executor 2588 1 767 0 SV uwait 0xfffffe006e0e3b00 syz-executor 2582 1 2289 0 SV connec 0xfffffe007720e85a syz-executor 2576 1 764 0 SV uwait 0xfffffe0076d72380 syz-executor 2569 1 767 0 SV uwait 0xfffffe0076d72780 syz-executor 2566 1 2289 0 SV connec 0xfffffe0077211c1a syz-executor 2558 1 764 0 SV uwait 0xfffffe006e0e3f00 syz-executor 2556 1 767 0 SV uwait 0xfffffe0077f9b780 syz-executor 2552 1 2289 0 SV uwait 0xfffffe0076245400 syz-executor 2545 1 767 0 SV uwait 0xfffffe006e0e2000 syz-executor 2544 1 764 0 SV uwait 0xfffffe006e0e5600 syz-executor 2541 1 2289 0 SV connec 0xfffffe006b42f85a syz-executor 2534 1 767 0 SV uwait 0xfffffe0076244780 syz-executor 2533 1 764 0 SV uwait 0xfffffe0076d73780 syz-executor 2529 1 2289 0 SV uwait 0xfffffe006e0e4800 syz-executor 2516 1 767 0 SV uwait 0xfffffe0076d75100 syz-executor 2515 1 764 0 SV uwait 0xfffffe0076d74a00 syz-executor 2489 1 2489 65 Ss select 0xfffffe006d922bc0 dhclient 2484 1 2289 0 SV uwait 0xfffffe0076245800 syz-executor 2465 1 2289 0 SV uwait 0xfffffe0007c8ec80 syz-executor 2463 1 767 0 SV uwait 0xfffffe0076244080 syz-executor 2462 1 764 0 SV uwait 0xfffffe0076d73c00 syz-executor 2451 1 2289 0 SV uwait 0xfffffe0076d74180 syz-executor 2443 1 764 0 SV uwait 0xfffffe0076d75400 syz-executor 2441 1 767 0 SV uwait 0xfffffe0076245b00 syz-executor 2428 1 764 0 SV uwait 0xfffffe0007c91580 syz-executor 2425 1 767 0 SV uwait 0xfffffe00584d6e00 syz-executor 2414 1 764 0 SV uwait 0xfffffe00584d6900 syz-executor 2397 1 767 0 SV uwait 0xfffffe0076246000 syz-executor 2394 1 2289 0 SV uwait 0xfffffe006e0e2100 syz-executor 2386 1 764 0 SV uwait 0xfffffe0076d72900 syz-executor 2373 1 767 0 SV uwait 0xfffffe006e0e4d80 syz-executor 2368 1 2289 0 SV uwait 0xfffffe0076246d80 syz-executor 2356 1 764 0 SV uwait 0xfffffe0077f9b380 syz-executor 2351 1 2289 0 SV uwait 0xfffffe0007c8f300 syz-executor 2350 1 767 0 SV uwait 0xfffffe006e0e4900 syz-executor 2344 1 764 0 SV uwait 0xfffffe0077f9b580 syz-executor 2333 1 2289 0 SV uwait 0xfffffe0076d72a80 syz-executor 2322 1 767 0 SV uwait 0xfffffe00584d4500 syz-executor 2315 1 764 0 SV uwait 0xfffffe0076243000 syz-executor 2313 1 2289 0 SV uwait 0xfffffe006e0e5400 syz-executor 2301 1 767 0 SV uwait 0xfffffe00584d4e80 syz-executor 2289 1 2289 0 R syz-executor 2279 1 764 0 SV uwait 0xfffffe0076d74980 syz-executor 2213 1 764 0 SV uwait 0xfffffe0076243400 syz-executor 2168 1 764 0 SV uwait 0xfffffe006e0e5c80 syz-executor 2158 1 767 0 SV uwait 0xfffffe006e0e5b80 syz-executor 2154 1 764 0 SV uwait 0xfffffe0076246c80 syz-executor 2126 1 764 0 SV uwait 0xfffffe0076243100 syz-executor 2106 1 764 0 SV uwait 0xfffffe0076d72000 syz-executor 2094 1 767 0 SV uwait 0xfffffe0076d75300 syz-executor 2091 1 764 0 SV uwait 0xfffffe0076243e80 syz-executor 2069 1 764 0 SV uwait 0xfffffe0076d72d80 syz-executor 2057 1 767 0 SV uwait 0xfffffe0076243d80 syz-executor 2036 1 764 0 SV uwait 0xfffffe0076d74400 syz-executor 2026 1 767 0 SV uwait 0xfffffe006e0e5e80 syz-executor 2012 1 764 0 SV uwait 0xfffffe0076244c80 syz-executor 2000 1 764 0 SV uwait 0xfffffe0076d74c80 syz-executor 1992 1 767 0 SV uwait 0xfffffe0076245d00 syz-executor 1991 1 764 0 SV uwait 0xfffffe0076d72c80 syz-executor 1981 1 767 0 SV uwait 0xfffffe0076d72880 syz-executor 1973 1 767 0 SV uwait 0xfffffe0076d74700 syz-executor 1967 1 764 0 SV uwait 0xfffffe0076d72180 syz-executor 1964 1 767 0 SV uwait 0xfffffe0076d73580 syz-executor 1955 1 767 0 SV uwait 0xfffffe0076d72480 syz-executor 1952 1 764 0 SV uwait 0xfffffe0076243a80 syz-executor 1943 1 764 0 SV uwait 0xfffffe0076d72b80 syz-executor 1920 1 764 0 SV uwait 0xfffffe00584d6980 syz-executor 1916 1 767 0 SV uwait 0xfffffe0076d74380 syz-executor 1902 1 764 0 SV uwait 0xfffffe0076d74580 syz-executor 1898 1 767 0 SV uwait 0xfffffe0076243980 syz-executor 1891 1 767 0 SV uwait 0xfffffe0076d73380 syz-executor 1882 1 767 0 SV uwait 0xfffffe0076d74d80 syz-executor 1875 1 767 0 SV uwait 0xfffffe0076d74500 syz-executor 1867 1 767 0 SV uwait 0xfffffe0076d75000 syz-executor 1860 1 764 0 SV uwait 0xfffffe0076d74880 syz-executor 1844 1 767 0 SV uwait 0xfffffe0076d73f00 syz-executor 1832 1 764 0 SV uwait 0xfffffe0076245000 syz-executor 1827 1 767 0 SV uwait 0xfffffe0076d74b80 syz-executor 1817 1 767 0 SV uwait 0xfffffe0076d74080 syz-executor 1815 1 764 0 SV uwait 0xfffffe00584d5900 syz-executor 1798 1 767 0 SV uwait 0xfffffe0007c91780 syz-executor 1796 1 764 0 SV uwait 0xfffffe0076d73e00 syz-executor 1787 1 767 0 SV uwait 0xfffffe0076d74e80 syz-executor 1769 1 764 0 SV uwait 0xfffffe0076244580 syz-executor 1763 1 767 0 SV uwait 0xfffffe0076d75500 syz-executor 1752 1 767 0 SV uwait 0xfffffe0076244880 syz-executor 1749 1 764 0 SV uwait 0xfffffe006e0e2380 syz-executor 1736 1 764 0 SV uwait 0xfffffe0076244d80 syz-executor 1730 1 767 0 SV uwait 0xfffffe0076d75200 syz-executor 1718 1 764 0 SV uwait 0xfffffe0076244380 syz-executor 1714 1 767 0 SV uwait 0xfffffe006e0e3280 syz-executor 1710 1 1710 0 Ss select 0xfffffe006d922d40 dhclient 1705 1 1705 0 Ss select 0xfffffe005959ca40 dhclient 1686 1 1686 65 Ss select 0xfffffe005959ccc0 dhclient 1680 1 764 0 SV uwait 0xfffffe0076245700 syz-executor 1669 1 764 0 SV uwait 0xfffffe0007c91200 syz-executor 1661 1 767 0 SV uwait 0xfffffe0076245200 syz-executor 1647 1 767 0 SV uwait 0xfffffe0076245a80 syz-executor 1629 1 764 0 SV uwait 0xfffffe0007c91300 syz-executor 1613 1 764 0 SV uwait 0xfffffe00584d6c80 syz-executor 1608 1 767 0 SV uwait 0xfffffe0076246300 syz-executor 1599 1 764 0 SV uwait 0xfffffe006e0e4780 syz-executor 1594 1 767 0 SV uwait 0xfffffe0076245500 syz-executor 1591 1 764 0 SV uwait 0xfffffe0076245600 syz-executor 1581 1 767 0 SV uwait 0xfffffe00584d6800 syz-executor 1571 1 767 0 SV uwait 0xfffffe0007c91a80 syz-executor 1565 1 764 0 SV uwait 0xfffffe0076245300 syz-executor 1555 1 764 0 SV uwait 0xfffffe0007c8e880 syz-executor 1549 1 767 0 SV uwait 0xfffffe00584d6500 syz-executor 1541 1 764 0 SV uwait 0xfffffe00584d6c00 syz-executor 1514 1 764 0 SV uwait 0xfffffe006e0e4700 syz-executor 1504 1 767 0 SV uwait 0xfffffe006e0e2200 syz-executor 1499 1 764 0 SV uwait 0xfffffe006e0e2480 syz-executor 1494 1 767 0 SV uwait 0xfffffe0007c8e080 syz-executor 1487 1 764 0 SV uwait 0xfffffe00584d3480 syz-executor 1478 1 767 0 SV uwait 0xfffffe00584d3580 syz-executor 1470 1 764 0 SV uwait 0xfffffe0076245e80 syz-executor 1463 1 764 0 SV uwait 0xfffffe006e0e2e00 syz-executor 1452 1 764 0 SV uwait 0xfffffe006e0e2580 syz-executor 1439 1 764 0 SV uwait 0xfffffe0007c91980 syz-executor 1433 1 767 0 SV uwait 0xfffffe006e0e2c80 syz-executor 1415 1 764 0 SV uwait 0xfffffe0076246400 syz-executor 1413 1 767 0 SV uwait 0xfffffe00584d3380 syz-executor 1388 1 764 0 SV uwait 0xfffffe006e0e2e80 syz-executor 1373 1 767 0 SV uwait 0xfffffe00584d3080 syz-executor 1371 1 764 0 SV uwait 0xfffffe00584d3180 syz-executor 1348 1 767 0 SV uwait 0xfffffe00584d3a00 syz-executor 1346 1 764 0 SV uwait 0xfffffe00584d3f00 syz-executor 1262 1 767 0 SV uwait 0xfffffe006e0e3e00 syz-executor 1240 1 764 0 SV uwait 0xfffffe0007c91e00 syz-executor 1191 1 767 0 SV uwait 0xfffffe00584d3800 syz-executor 1164 1 764 0 SV uwait 0xfffffe0054219b00 syz-executor 1146 1 767 0 SV uwait 0xfffffe0054219900 syz-executor 1135 1 764 0 SV uwait 0xfffffe00584d4a00 syz-executor 1128 1 764 0 SV uwait 0xfffffe006e0e4e80 syz-executor 1108 1 767 0 SV uwait 0xfffffe0007c8e780 syz-executor 1106 1 764 0 SV uwait 0xfffffe006e0e4480 syz-executor 1092 1 767 0 SV uwait 0xfffffe00584d4b00 syz-executor 1089 1 764 0 SV uwait 0xfffffe0007c90280 syz-executor 1074 1 764 0 SV uwait 0xfffffe006e0e5000 syz-executor 1034 1 764 0 SV uwait 0xfffffe0054219f00 syz-executor 993 1 764 0 SV uwait 0xfffffe00584d4300 syz-executor 954 1 764 0 SV uwait 0xfffffe006e0e4580 syz-executor 949 1 949 0 Ss select 0xfffffe006d922a40 dhclient 945 1 764 0 SV uwait 0xfffffe006e0e5300 syz-executor 940 1 940 0 Ss select 0xfffffe005959cc40 dhclient 910 1 764 0 SV uwait 0xfffffe006e0e3a00 syz-executor 908 1 767 0 SV uwait 0xfffffe0054219700 syz-executor 885 1 764 0 SV uwait 0xfffffe006e0e4380 syz-executor 858 1 767 0 SV uwait 0xfffffe00584d4c00 syz-executor 819 0 0 0 DL aiordy 0xfffffe006e0ad040 [aiod4] 818 0 0 0 DL aiordy 0xfffffe006e0ad5a0 [aiod3] 817 0 0 0 DL aiordy 0xfffffe006e0adb00 [aiod2] 816 0 0 0 DL aiordy 0xfffffe006dc69580 [aiod1] 815 1 767 0 SV uwait 0xfffffe0054219e00 syz-executor 767 1 767 0 R syz-executor 764 1 764 0 R syz-executor 759 682 759 0 REs sshd 748 1 748 0 Rs+ getty 747 1 747 0 Ss+ ttyin 0xfffffe00585b04b0 getty 746 1 746 0 Ss+ ttyin 0xfffffe00585b08b0 getty 745 1 745 0 Ss+ ttyin 0xfffffe00585b0cb0 getty 744 1 744 0 Ss+ ttyin 0xfffffe00585b10b0 getty 743 1 743 0 Ss+ ttyin 0xfffffe00585b14b0 getty 742 1 742 0 Ss+ ttyin 0xfffffe00585b18b0 getty 741 1 741 0 Ss+ ttyin 0xfffffe00585b1cb0 getty 740 1 740 0 Ss+ ttyin 0xfffffe00585b20b0 getty 686 1 686 0 Ss nanslp 0xffffffff83971381 cron 682 1 682 0 Ss select 0xfffffe006d9231c0 sshd 495 1 495 0 Ds biowr 0xfffffe0007e18780 syslogd 424 1 424 0 Ss wait 0xfffffe006b47a560 devd 423 1 423 65 Ss select 0xfffffe006d923d40 dhclient 338 1 338 0 Ss select 0xfffffe006d923540 dhclient 335 1 335 0 Ss select 0xfffffe005959ce40 dhclient 17 0 0 0 DL syncer 0xffffffff83a8ea60 [syncer] 16 0 0 0 DL vlruwt 0xfffffe0057fe0040 [vnlru] 15 0 0 0 DL (threaded) [bufdaemon] 100080 D psleep 0xffffffff83a8d040 [bufdaemon] 100083 D - 0xffffffff82e02140 [bufspacedaemon-0] 100097 D sdflush 0xfffffe005862dce8 [/ worker] 9 0 0 0 DL psleep 0xffffffff83ad8600 [vmdaemon] 8 0 0 0 DL (threaded) [pagedaemon] 100078 D psleep 0xffffffff83abe4f8 [dom0] 100081 D launds 0xffffffff83abe504 [laundry: dom0] 100082 D umarcl 0xffffffff81d48b40 [uma] 7 0 0 0 DL - 0xffffffff836eeb70 [rand_harvestq] 6 0 0 0 DL pftm 0xffffffff84277fd0 [pf purge] 5 0 0 0 DL waiting 0xffffffff846dc9c0 [sctp_iterator] 4 0 0 0 RL (threaded) [cam] 100045 RunQ [doneq0] 100046 D - 0xffffffff836b92c0 [async] 100077 D - 0xffffffff836b9140 [scanner] 3 0 0 0 DL (threaded) [crypto] 100042 D crypto_ 0xffffffff83ab9ce0 [crypto] 100043 D crypto_ 0xfffffe0054091230 [crypto returns 0] 100044 D crypto_ 0xfffffe0054091280 [crypto returns 1] 14 0 0 0 DL seqstat 0xfffffe0057eb2088 [sequencer 00] 13 0 0 0 DL (threaded) [geom] 100036 D - 0xffffffff83919d20 [g_event] 100037 D - 0xffffffff83919d40 [g_up] 100038 D - 0xffffffff83919d60 [g_down] 2 0 0 0 RL (threaded) [clock] 100030 Run CPU 0 [clock (0)] 100031 I [clock (1)] 12 0 0 0 RL (threaded) [intr] 100012 I [swi6: task queue] 100013 I [swi6: Giant taskq] 100015 I [swi5: fast taskq] 100032 I [swi1: netisr 0] 100033 I [swi1: hpts] 100034 I [swi1: hpts] 100047 I [irq24: virtio_pci0] 100048 I [irq25: virtio_pci0] 100049 I [irq26: virtio_pci0] 100050 I [irq27: virtio_pci0] 100051 I [irq28: virtio_pci1] 100052 Run CPU 1 [irq29: virtio_pci1] 100053 I [irq30: virtio_pci1] 100054 I [irq31: virtio_pci1] 100055 I [irq32: virtio_pci1] 100060 I [irq33: virtio_pci2] 100061 I [irq34: virtio_pci2] 100062 I [irq35: virtio_pci2] 100064 I [irq1: atkbd0] 100065 I [irq12: psm0] 100066 I [swi0: uart uart++] 100070 I [swi1: pf send] 11 0 0 0 RL (threaded) [idle] 100003 CanRun [idle: cpu0] 100004 CanRun [idle: cpu1] 1 0 1 0 SLs wait 0xfffffe0054212040 [init] 10 0 0 0 DL audit_w 0xffffffff83aba740 [audit] 0 0 0 0 DLs (threaded) [kernel] 100000 D swapin 0xffffffff8391a700 [swapper] 100005 D - 0xfffffe00542cf100 [softirq_0] 100006 D - 0xfffffe00542cf000 [softirq_1] 100007 D - 0xfffffe00542cee00 [if_io_tqg_0] 100008 D - 0xfffffe00542ced00 [if_io_tqg_1] 100009 D - 0xfffffe00542cec00 [if_config_tqg_0] 100010 D - 0xfffffe00085fc700 [pci_hp taskq] 100011 D - 0xfffffe00085fc600 [kqueue_ctx taskq] 100014 D - 0xfffffe00085fc100 [thread taskq] 100016 D - 0xfffffe00085fbd00 [aiod_kick taskq] 100017 D - 0xfffffe00085fbc00 [deferred_unmount ta] 100018 D - 0xfffffe00085fbb00 [inm_free taskq] 100019 D - 0xfffffe00085fba00 [in6m_free taskq] 100020 D - 0xfffffe00085fb900 [linuxkpi_irq_wq] 100021 D - 0xfffffe00085fb800 [linuxkpi_short_wq_0] 100022 D - 0xfffffe00085fb800 [linuxkpi_short_wq_1] 100023 D - 0xfffffe00085fb800 [linuxkpi_short_wq_2] 100024 D - 0xfffffe00085fb800 [linuxkpi_short_wq_3] 100025 D - 0xfffffe00085fb700 [linuxkpi_long_wq_0] 100026 D - 0xfffffe00085fb700 [linuxkpi_long_wq_1] 100027 D - 0xfffffe00085fb700 [linuxkpi_long_wq_2] 100028 D - 0xfffffe00085fb700 [linuxkpi_long_wq_3] 100035 D - 0xfffffe00085fb200 [firmware taskq] 100040 D - 0xfffffe00085fb000 [crypto_0] 100041 D - 0xfffffe00085fb000 [crypto_1] 100056 D - 0xfffffe00085fa900 [vtnet0 rxq 0] 100057 D - 0xfffffe00085fa800 [vtnet0 txq 0] 100058 D - 0xfffffe00085fa700 [vtnet0 rxq 1] 100059 D - 0xfffffe00085fa600 [vtnet0 txq 1] 100063 D vtbslp 0xfffffe0057f9cf00 [virtio_balloon] 100067 D - 0xffffffff826fd801 [deadlkres] 100071 D - 0xfffffe0058625100 [acpi_task_0] 100072 D - 0xfffffe0058625100 [acpi_task_1] 100073 D - 0xfffffe0058625100 [acpi_task_2] 100075 D - 0xfffffe00085fe100 [mca taskq] 100076 D - 0xfffffe00085fae00 [CAM taskq] db> show all locks Process 759 (sshd) thread 0xfffffe0007cc0000 (100089) exclusive rw pmap pv list (pmap pv list) r = 0 (0xfffffe0007798280) locked @ /syzkaller/managers/i386/kernel/sys/amd64/amd64/pmap.c:8658 exclusive sleep mutex pmap (pmap) r = 0 (0xfffffe005421f868) locked @ /syzkaller/managers/i386/kernel/sys/amd64/amd64/pmap.c:8568 Process 495 (syslogd) thread 0xfffffe0059744740 (100096) exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe0007e18800) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_bio.c:4018 exclusive lockmgr ufs (ufs) r = 0 (0xfffffe006dc1f3f0) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_syscalls.c:3581 Process 2 (clock) thread 0xfffffe00542f2000 (100030) shared rw sctpinp (sctpinp) r = 0 (0xfffffe0077b5b920) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_output.c:4552 exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe006e165a50) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctputil.c:1776 Process 12 (intr) thread 0xfffffe0007b67740 (100052) exclusive rw tcpinp (tcpinp) r = 0 (0xfffffe006dc88020) locked @ /syzkaller/managers/i386/kernel/sys/netinet/in_pcb.c:1439 exclusive sleep mutex vtnet0-rx0 (vtnet0-rx0) r = 0 (0xfffffe005801a000) locked @ /syzkaller/managers/i386/kernel/sys/dev/virtio/network/if_vtnet.c:2202 db> show malloc Type InUse MemUse Requests sctp_stro 720 76851K 1236 pf_hash 5 11524K 5 linker 375 4959K 485 tcp_hpts 7 4801K 7 devbuf 4192 4324K 4220 filedesc 377 3018K 4200 pcb 1758 2617K 9223 sysctloid 34953 2060K 35024 vtbuf 24 1968K 46 kobj 329 1316K 493 subproc 568 1073K 3324 newblk 15 1028K 3387 vfscache 3 1025K 3 sctp_atcl 1586 595K 5813 inodedep 99 549K 2472 ufs_quota 1 512K 1 vfs_hash 1 512K 1 callout 2 512K 2 intr 4 472K 4 vmem 4 268K 9 vnet_data 2 224K 2 acpitask 1 224K 1 KTRACE 100 200K 100 acpica 1674 184K 60830 tidhash 3 141K 3 pagedep 18 133K 1850 tfo_ccache 1 128K 1 IP reass 1 128K 1 kdtrace 635 115K 5903 DEVFS1 112 112K 135 sem 4 106K 4 umtx 832 104K 832 gtaskqueue 18 98K 18 sctp_atky 2306 95K 7059 bus 995 82K 5165 mtx_pool 2 72K 2 BPF 38 71K 57 CC Mem 278 70K 954 syncache 1 68K 1 NFSD srvcache 3 68K 3 module 518 65K 518 ddb_capture 1 64K 1 temp 35 37K 3644 LRO 32 33K 38 hostcache 1 32K 1 shm 1 32K 1 DEVFS3 128 32K 141 msg 4 30K 4 kbdmux 6 28K 6 sctp_athm 1586 25K 5833 sctp_map 1440 23K 2472 routetbl 277 21K 843 ifaddr 72 20K 100 DEVFS_RULE 56 20K 56 freework 68 17K 2158 freeblks 67 17K 1725 ufs_mount 4 17K 5 proc 3 17K 3 ifnet 9 17K 10 tty 16 16K 16 ithread 97 16K 97 lltable 48 15K 78 kqueue 237 15K 2995 pwddesc 236 15K 2993 bus-sc 34 15K 1687 eventhandler 162 14K 162 inpcbpolicy 402 13K 2282 ether_multi 152 13K 246 kenv 95 12K 95 GEOM 61 11K 477 rman 86 11K 451 CAM queue 5 11K 1528 freefile 80 10K 1738 in6_multi 65 9K 95 bmsafemap 3 9K 2184 sctp_timw 33 9K 33 rpc 4 9K 4 devstat 4 9K 4 UART 12 9K 12 ksem 1 8K 1 shmfd 1 8K 1 pfs_vncache 1 8K 1 audit_evclass 238 8K 300 taskqueue 63 7K 63 sglist 6 7K 6 cred 24 6K 306 CAM DEV 3 6K 510 plimit 22 6K 542 pfs_nodes 22 6K 22 proc-args 264 6K 4345 osd 283 5K 967 ufs_dirhash 24 5K 24 pf_ifnet 11 5K 34 UMA 268 5K 268 vt 11 5K 11 DEVFSP 65 5K 302 memdesc 1 4K 1 MCA 32 4K 32 dirrem 16 4K 1930 evdev 4 4K 4 acpisem 28 4K 28 session 27 4K 47 lockf 30 4K 62 kcovinfo 52 4K 91 terminal 11 3K 11 hhook 8 3K 10 clone 9 3K 9 uidinfo 3 3K 42 selfd 33 3K 71530 sctp_ifa 16 2K 20 local_apic 1 2K 1 io_apic 1 2K 1 ipsec-saq 2 2K 2 ip6ndp 12 2K 19 select 15 2K 51 Unitno 28 2K 62 CAM XPT 22 2K 543 msi 12 2K 12 mkdir 12 2K 3652 in_multi 6 2K 11 tun 4 2K 7 toponodes 6 2K 6 newdirblk 11 2K 1826 ipsecpolicy 2 2K 2 acpidev 20 2K 20 netlink 2 2K 61 softdep 1 1K 1 sahead 1 1K 1 secasvar 1 1K 1 nhops 6 1K 8 vnodemarker 2 1K 310 NFSD session 1 1K 1 diradd 7 1K 1957 CAM periph 4 1K 271 sctp_ifn 6 1K 20 ipsec 3 1K 3 mld 6 1K 9 igmp 6 1K 9 pfil 6 1K 6 isadev 6 1K 6 mount 16 1K 89 pci_link 10 1K 10 crypto 4 1K 4 encap_export_host 12 1K 12 procdesc 4 1K 16 cdev 2 1K 2 lkpikmalloc 8 1K 9 chacha20random 1 1K 1 biobuf 1 1K 1 soname 14 1K 7650 vnodes 1 1K 1 NFSD lckfile 1 1K 1 NFSD V4client 1 1K 1 DEVFS 9 1K 10 CAM SIM 2 1K 2 feeder 7 1K 7 tcpfunc 3 1K 3 loginclass 3 1K 5 prison 6 1K 6 nexusdev 8 1K 8 apmdev 1 1K 1 atkbddev 2 1K 2 aio 4 1K 4 pmchooks 1 1K 1 CAM path 4 1K 1034 CAM dev queue 2 1K 2 CAM I/O Scheduler 1 1K 1 sctp_vrf 1 1K 1 cryptodev 1 1K 97 vnet 1 1K 1 pmc 1 1K 1 filecaps 4 1K 98 entropy 2 1K 40 acpiintr 1 1K 1 cpus 2 1K 2 vnet_data_free 1 1K 1 Per-cpu 1 1K 1 p1003.1b 1 1K 1 tcp_pcm_rack 0 0K 60 tcp_do_rack 0 0K 0 tcp_fsb_rack 0 0K 120 sctp_mcore 0 0K 0 sctp_socko 0 0K 1920 sctp_iter 0 0K 21 sctp_mvrf 0 0K 0 sctp_cpal 0 0K 0 sctp_cmsg 0 0K 0 sctp_stre 0 0K 0 sctp_athi 0 0K 0 sctp_a_it 0 0K 21 sctp_aadr 0 0K 767 sctp_stri 0 0K 0 ipcomp 0 0K 0 esp 0 0K 0 ah 0 0K 0 filemon 0 0K 125 mqdata 0 0K 0 pf_table 0 0K 0 pf_rule 0 0K 0 pf_altq 0 0K 0 pf_osfp 0 0K 0 pf_krule_item 0 0K 0 pf_temp 0 0K 0 madt_table 0 0K 2 smartpqi 0 0K 0 ixl 0 0K 0 ice-resmgr 0 0K 0 ice-osdep 0 0K 0 ice 0 0K 0 iavf 0 0K 0 axgbe 0 0K 0 fpukern_ctx 0 0K 0 xen_intr 0 0K 0 xen_hvm 0 0K 0 legacydrv 0 0K 0 bounce 0 0K 0 busdma 0 0K 0 qpidrv 0 0K 0 dmar_idpgtbl 0 0K 0 dmar_dom 0 0K 0 dmar_ctx 0 0K 0 isci 0 0K 0 iommu_dmamap 0 0K 0 hyperv_socket 0 0K 0 bxe_ilt 0 0K 0 aesni_data 0 0K 0 xenbus 0 0K 0 vm_fictitious 0 0K 0 UMAHash 0 0K 0 vm_pgdata 0 0K 0 jblocks 0 0K 0 savedino 0 0K 1525 sentinel 0 0K 0 jfsync 0 0K 0 jtrunc 0 0K 0 sbdep 0 0K 157 jsegdep 0 0K 0 jseg 0 0K 0 jfreefrag 0 0K 0 jfreeblk 0 0K 0 jnewblk 0 0K 0 jmvref 0 0K 0 jremref 0 0K 0 jaddref 0 0K 0 freedep 0 0K 0 freefrag 0 0K 9 allocindir 0 0K 0 indirdep 0 0K 766 allocdirect 0 0K 0 ufs_trim 0 0K 0 mactemp 0 0K 0 audit_trigger 0 0K 0 audit_pipe_presel 0 0K 0 audit_pipeent 0 0K 0 audit_pipe 0 0K 0 audit_evname 0 0K 0 audit_bsm 0 0K 0 audit_gidset 0 0K 0 audit_text 0 0K 0 audit_path 0 0K 0 audit_data 0 0K 0 audit_cred 0 0K 0 ktls_ocf 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5E_TLS_RX 0 0K 0 MLX5EEPROM 0 0K 0 MLX5E_TLS 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EN 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5DUMP 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 simple_attr 0 0K 0 seq_file 0 0K 0 lkpiskb 0 0K 0 radix 0 0K 0 idr 0 0K 0 lkpindev 0 0K 0 lkpimhi 0 0K 0 lkpifw 0 0K 0 lkpi80211 0 0K 0 NLM 0 0K 0 ipsec-spdcache 0 0K 0 ipsec-reg 0 0K 0 ipsec-misc 0 0K 0 ipsecrequest 0 0K 0 ip6opt 0 0K 3 ip6_msource 0 0K 0 ip6_moptions 0 0K 0 in6_mfilter 0 0K 0 frag6 0 0K 0 tcplog 0 0K 0 tcp_hwpace 0 0K 0 ip_msource 0 0K 0 ip_moptions 0 0K 0 in_mfilter 0 0K 0 ipid 0 0K 0 80211scan 0 0K 0 80211ratectl 0 0K 0 80211power 0 0K 0 80211nodeie 0 0K 0 80211node 0 0K 0 80211mesh_gt 0 0K 0 80211mesh_rt 0 0K 0 80211perr 0 0K 0 80211prep 0 0K 0 80211preq 0 0K 0 80211dfs 0 0K 0 80211crypto 0 0K 0 80211vap 0 0K 0 iflib 0 0K 0 vlan 0 0K 0 gif 0 0K 0 ifdescr 0 0K 0 zlib 0 0K 19 fadvise 0 0K 0 VN POLL 0 0K 0 statfs 0 0K 197 namei_tracker 0 0K 0 export_host 0 0K 0 cl_savebuf 0 0K 9 lio 0 0K 622 acl 0 0K 0 mbuf_tag 0 0K 0 ktls 0 0K 0 accf 0 0K 0 pts 0 0K 0 timerfd 0 0K 0 iov 0 0K 18190 ioctlops 0 0K 339 eventfd 0 0K 31 Witness 0 0K 0 stack 0 0K 0 sbuf 0 0K 288 firmware 0 0K 0 compressor 0 0K 0 SWAP 0 0K 0 sysctltmp 0 0K 859 sysctl 0 0K 3 ekcd 0 0K 0 dumper 0 0K 0 sendfile 0 0K 0 rctl 0 0K 0 cache 0 0K 0 prison_racct 0 0K 0 Fail Points 0 0K 0 sigio 0 0K 1 filedesc_to_leader 0 0K 0 pwd 0 0K 0 tty console 0 0K 0 boottrace 0 0K 0 isofs_node 0 0K 0 isofs_mount 0 0K 0 tr_raid5_data 0 0K 0 tr_raid1e_data 0 0K 0 tr_raid1_data 0 0K 0 tr_raid0_data 0 0K 0 tr_concat_data 0 0K 0 md_sii_data 0 0K 0 md_promise_data 0 0K 0 md_nvidia_data 0 0K 0 md_jmicron_data 0 0K 0 md_intel_data 0 0K 0 md_ddf_data 0 0K 0 raid_data 0 0K 72 geom_flashmap 0 0K 0 tmpfs dir 0 0K 0 tmpfs name 0 0K 0 tmpfs mount 0 0K 0 tmpfs extattr 0 0K 0 NFS FHA 0 0K 0 newnfsmnt 0 0K 0 newnfsclient_req 0 0K 0 NFSCL layrecall 0 0K 0 NFSCL session 0 0K 0 NFSCL sockreq 0 0K 0 NFSCL devinfo 0 0K 0 NFSCL flayout 0 0K 0 NFSCL layout 0 0K 0 NFSD rollback 0 0K 0 NFSCL diroff 0 0K 0 NEWNFSnode 0 0K 0 NFSCL lck 0 0K 0 NFSCL lckown 0 0K 0 NFSCL client 0 0K 0 NFSCL deleg 0 0K 0 NFSCL open 0 0K 0 NFSCL owner 0 0K 0 NFS fh 0 0K 0 NFS req 0 0K 0 NFSD usrgroup 0 0K 0 NFSD string 0 0K 0 NFSD V4lock 0 0K 0 NFSD V4state 0 0K 0 msdosfs_fat 0 0K 0 msdosfs_mount 0 0K 0 msdosfs_node 0 0K 0 DEVFS4 0 0K 0 DEVFS2 0 0K 0 gntdev 0 0K 0 privcmd_dev 0 0K 0 evtchn_dev 0 0K 0 xenstore 0 0K 0 xnb 0 0K 0 xen_acpi 0 0K 0 xbbd 0 0K 0 xbd 0 0K 0 Balloon 0 0K 0 sysmouse 0 0K 0 vtfont 0 0K 0 pvscsi 0 0K 0 USBdev 0 0K 0 USB 0 0K 0 twsbuf 0 0K 0 tcp_log_dev 0 0K 111 midi buffers 0 0K 0 mixer 0 0K 0 ac97 0 0K 0 hdacc 0 0K 0 hdac 0 0K 0 hdaa 0 0K 0 SIIS driver 0 0K 0 PUC 0 0K 0 ppbusdev 0 0K 0 sr_iov 0 0K 0 OCS 0 0K 0 OCS 0 0K 0 nvme 0 0K 0 nvd 0 0K 0 netmap 0 0K 0 mwldev 0 0K 0 MVS driver 0 0K 0 mrsasbuf 0 0K 0 mpt_user 0 0K 0 mps_user 0 0K 0 MPSSAS 0 0K 0 mps 0 0K 0 mpr_user 0 0K 0 MPRSAS 0 0K 0 mpr 0 0K 0 mfibuf 0 0K 0 md_sectors 0 0K 0 md_disk 0 0K 0 malodev 0 0K 0 LED 0 0K 0 ix_sriov 0 0K 0 ix 0 0K 0 ipsbuf 0 0K 0 ciss_data 0 0K 0 BACKLIGHT 0 0K 0 ath_hal 0 0K 0 athdev 0 0K 0 ata_pci 0 0K 0 ata_dma 0 0K 0 ata_generic 0 0K 0 AHCI driver 0 0K 0 agp 0 0K 0 acpipwr 0 0K 0 acpi_perf 0 0K 0 acpicmbat 0 0K 0 aacraidcam 0 0K 0 aacraid_buf 0 0K 0 aaccam 0 0K 0 aacbuf 0 0K 0 zstd 0 0K 0 XZ_DEC 0 0K 0 nvlist 0 0K 0 SCSI ENC 0 0K 0 SCSI sa 0 0K 0 scsi_pass 0 0K 0 scsi_da 0 0K 69 ata_da 0 0K 0 scsi_ch 0 0K 0 scsi_cd 0 0K 0 nvme_da 0 0K 0 CAM CCB 0 0K 523 CAM ccb queue 0 0K 0 db> show uma Zone Size Used Free Requests Sleeps Bucket Total Mem XFree mbuf_jumbo_page 4096 8622 776 35384 0 254 38494208 0 malloc-16384 16384 190 82 2098 0 1 4456448 0 mbuf 256 9912 757 300942 0 254 2731264 0 tcp_log 416 4066 2036 7407 0 254 2538432 0 sctp_asoc 2256 720 300 1236 0 254 2301120 0 malloc-2048 2048 968 88 4679 0 8 2162688 0 mbuf_cluster 2048 1016 0 1016 0 254 2080768 0 BUF TRIE 144 213 11575 2674 0 62 1697472 0 RADIX NODE 144 9818 1433 56792 0 62 1620144 0 malloc-384 384 4157 43 4173 0 30 1612800 0 malloc-128 128 12074 171 12970 0 126 1567360 0 sctp_ep 1152 866 408 4577 0 254 1467648 0 UMA Slabs 0 112 12300 6 12300 0 126 1378272 0 malloc-4096 4096 332 4 1052 0 2 1376256 0 VM OBJECT 264 3849 1281 38125 0 30 1354320 0 malloc-4096 4096 237 85 3053 0 2 1318912 0 vmem btag 56 20984 79 20984 0 254 1179528 0 socket 960 604 412 8128 0 254 975360 0 FFS inode 1168 712 100 2450 0 8 948416 0 MAP ENTRY 96 6854 2722 128871 0 126 919296 0 malloc-65536 65536 13 1 16 0 1 917504 0 THREAD 1824 397 19 2909 0 8 758784 0 sctp_raddr 736 860 163 1236 0 254 752928 0 malloc-1024 1024 689 15 1241 0 16 720896 0 malloc-384 384 1639 131 5948 0 30 679680 0 tcp_inpcb 1304 278 163 954 0 8 575064 0 lkpicurr 168 2 3094 2 0 62 520128 0 pbuf 2624 0 198 0 0 2 519552 0 PROC 1376 236 94 2992 0 8 454080 0 256 Bucket 2048 187 13 2053 0 8 409600 0 VNODE 448 751 149 2494 0 30 403200 0 tcp_bbr_pcb 896 270 162 793 0 16 387072 0 FPU_save_area 832 399 33 4646 0 16 359424 0 filedesc0 1072 236 93 2993 0 8 35