Panic in the syncache area

Hi,




-current as of 2025-10-04-124314 CEST.




The full backtrace is at https://wiki.leidinger.net/core.txt.1 . It 
reproduces after some minutes after boot.




Short:

#5  0xffffffff8089eac8 in trap_fatal (frame=0xfffffe0420436980,

    eva=<optimized out>) at /space/system/usr_src/sys/amd64/amd64/trap.c:969

        type = <optimized out>

        handled = <optimized out>

#6  <signal handler called>

No locals.

#7  memcmp () at /space/system/usr_src/sys/amd64/amd64/support.S:174

No locals.

#8  0xffffffff806ecd5e in syncache_lookup (inc=0xfffffe0420436b10,

    schp=<optimized out>)

    at /space/system/usr_src/sys/netinet/tcp_syncache.c:597

        sch = 0xfffffe07a444f1d0

        sc = 0xdeadc0dedeadc0de

#9  syncache_chkrst (inc=inc@entry=0xfffffe0420436b10,

    th=th@entry=0xfffff804fbbed782, m=m@entry=0xfffff804fbbed700,

    port=port@entry=0) at /space/system/usr_src/sys/netinet/tcp_syncache.c:620

        s = 0x0

        sch = 0xfffffe07a444f1d0

        sc = <optimized out>

#10 0xffffffff806d3968 in tcp_input_with_port (mp=<optimized out>,

    offp=<optimized out>, proto=<optimized out>, port=port@entry=0)

    at /space/system/usr_src/sys/netinet/tcp_input.c:1175

        inc = {inc_flags = 0 '\000', inc_len = 0 '\000', inc_fibnum = 0,

          inc_ie = {ie_fport = 41797, ie_lport = 47873, ie_dependfaddr = {

              id46_addr = {ia46_pad32 = {0, 0, 0}, ia46_addr4 = {

                  s_addr = 781893582}}, id6_addr = {__u6_addr = {

                  __u6_addr8 = '\000' <repeats 12 times>, "ο\232.",

                  __u6_addr16 = {0, 0, 0, 0, 0, 0, 49102, 11930},

                  __u6_addr32 = {0, 0, 0, 781893582}}}}, ie_dependladdr = {

              id46_addr = {ia46_pad32 = {0, 0, 0}, ia46_addr4 = {

                  s_addr = 2013374656}}, id6_addr = {__u6_addr = {

                  __u6_addr8 = '\000' <repeats 12 times>, "\300\250\001x",

                  __u6_addr16 = {0, 0, 0, 0, 0, 0, 43200, 30721},

                  __u6_addr32 = {0, 0, 0, 2013374656}}}}, ie6_zoneid = 0}}

        so = 0xfffff8051652cc00

        to = {to_flags = 0, to_tsval = 4294966788, to_tsecr = 2152803556,

          to_sacks = 0xfffff80525f06200 "",

          to_signature = 0xfffff8010e37f000 "\300q\275e", to_tfo_cookie = 0x0,

          to_mss = 46448, to_wscale = 116 't', to_nsacks = 217 '\331',

          to_tfo_len = 4 '\004', to_spare = 541289232}

        m = 0xfffff804fbbed700

        th = 0xfffff804fbbed782

        ip = 0xfffff804fbbed76e

        inp = <optimized out>

        tp = 0xfffff8064a381540

        optp = 0x0

        optlen = 0

        tlen = <optimized out>

        fwd_tag = 0x0

        ip6 = 0x0

        s = 0x0

        closed_port = false

        off0 = <optimized out>

        iptos = 0 '\000'

        off = <optimized out>

        len = <optimized out>

        ipttl = <optimized out>

        thflags = <optimized out>

        drop_hdrlen = 40

        lookupflag = 5

        isipv6 = <optimized out>




Bye,

Alexander.


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