syzbot


Fatal trap NUM: general protection fault in rtsock_msg_buffer

Status: fixed on 2024/11/19 12:57
Reported-by: syzbot+66d7c9b3062e27a56f3f@syzkaller.appspotmail.com
Fix commit: dae64402b3e8 rtsock: fix panic in rtsock_msg_buffer()
First crash: 5d04h, last: 5d04h

Sample crash report:
Fatal trap 9: general protection fault while in kernel mode
cpuid = 0; apic id = 00
instruction pointer	= 0x20:0xffffffff8184a1f7
stack pointer	        = 0x28:0xfffffe0056ee4160
frame pointer	        = 0x28:0xfffffe0056ee42d0
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags	= interrupt enabled, resume, IOPL = 0
current process		= 1394 (syz-executor)
rdi: 001b001381488aa9 rsi: 0000000000000000 rdx: 000000000addc867
rcx: fffffe00033eee30  r8: 0000000000000000  r9: 0000000000000001
rax: fffffe00033eee30 rbx: fffffe0056ee4320 rbp: fffffe0056ee42d0
r10: 0000000000000000 r11: 00000000000000ff r12: fffffe0056ee41e0
r13: fffffe0056ee4480 r14: 001b001381488a51 r15: dffff7c000000000
trap number		= 9
panic: general protection fault
cpuid = 0
time = 1731950528
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056ee39b0
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056ee3b10
vpanic() at vpanic+0x257/frame 0xfffffe0056ee3cd0
panic() at panic+0xb5/frame 0xfffffe0056ee3d90
trap_fatal() at trap_fatal+0x7ef/frame 0xfffffe0056ee3eb0
trap() at trap+0xc18/frame 0xfffffe0056ee4090
calltrap() at calltrap+0x8/frame 0xfffffe0056ee4090
--- trap 0x9, rip = 0xffffffff8184a1f7, rsp = 0xfffffe0056ee4160, rbp = 0xfffffe0056ee42d0 ---
rtsock_msg_buffer() at rtsock_msg_buffer+0x167/frame 0xfffffe0056ee42d0
update_rtm_from_info() at update_rtm_from_info+0x18b/frame 0xfffffe0056ee43d0
rts_send() at rts_send+0x60f/frame 0xfffffe0056ee4770
sosend_generic_locked() at sosend_generic_locked+0xce6/frame 0xfffffe0056ee4960
sosend_generic() at sosend_generic+0x87/frame 0xfffffe0056ee49c0
sousrsend() at sousrsend+0x112/frame 0xfffffe0056ee4a50
kern_sendit() at kern_sendit+0x4fe/frame 0xfffffe0056ee4bb0
sendit() at sendit+0x15f/frame 0xfffffe0056ee4c10
sys_sendto() at sys_sendto+0x181/frame 0xfffffe0056ee4d30
amd64_syscall() at amd64_syscall+0x49b/frame 0xfffffe0056ee4f30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0056ee4f30
--- syscall (198, FreeBSD ELF64, __syscall), rip = 0x39d58a, rsp = 0x8220bcf08, rbp = 0x8220bcf80 ---
KDB: enter: panic
[ thread pid 1394 tid 100638 ]
Stopped at      kdb_enter+0x6e: movq    $0,0x23eb8d7(%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         0xdffff7c000000000
rbx         0xffffffff82728720  .str.27
rsp         0xfffffe0056ee3af0
rbp         0xfffffe0056ee3b10
rsi                          0
rdi         0xffffffff82e004c0  panicstr
r8                           0
r9                  0xffffffff
r10                          0
r11                       0x17
r12         0xfffffe005b4a8000
r13         0xfffffffffffffffe
r14         0xffffffff82728720  .str.27
r15                          0
rip         0xffffffff815ba73e  kdb_enter+0x6e
rflags                    0x46
kdb_enter+0x6e: movq    $0,0x23eb8d7(%rip)
db> show proc
Process 1394 (syz-executor) at 0xfffffe0007be55c0:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 831 at 0xfffffe005b4d15c0
 ABI: FreeBSD ELF64
 flag: 0x10000080  flag2: 0
 arguments: ./syz-executor exec
 reaper: 0xfffffe0007a07040 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe005b4ba738
   (map 0xfffffe005b4ba738)
   (map.pmap 0xfffffe005b4ba7f8)
   (pmap 0xfffffe005b4ba868)
 threads: 2
100443                   RunQ                                syz-executor
100638                   Run     CPU 0                       syz-executor
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 1397   824   824     0  R                                   syz-executor
 1394   831   831     0  R       (threaded)                  syz-executor
100443                   RunQ                                syz-executor
100638                   Run     CPU 0                       syz-executor
  853   835   853     0  Ss      select  0xfffffe006e5903c0  dhclient
  843     1   843     0  Ss      select  0xfffffe000797ec40  dhclient
  835   820   424    65  S       select  0xfffffe006e5904c0  dhclient
  831   778   831     0  R                                   syz-executor
  826   778   826     0  S       piperd  0xfffffe0059a23140  syz-executor
  824   778   824     0  R                                   syz-executor
  820   424   424     0  S       wait    0xfffffe0007be4b00  sh
  805   778   805     0  S       piperd  0xfffffe006e5938a0  syz-executor
  778   777   775     0  R                                   syz-executor
  777   775   775     0  R       (threaded)                  syz-execprog
100117                   S       wait    0xfffffe005b4d0b00  syz-execprog
100119                   RunQ                                syz-execprog
100120                   S       uwait   0xfffffe0058701a00  syz-execprog
100121                   S       uwait   0xfffffe0058701b00  syz-execprog
100122                   RunQ                                syz-execprog
100123                   S       uwait   0xfffffe0058701d00  syz-execprog
100125                   S       uwait   0xfffffe0058701f00  syz-execprog
100126                   Run     CPU 1                       syz-execprog
  775   773   775     0  Ss      pause   0xfffffe005b4d0650  csh
  773   682   773     0  Ss      select  0xfffffe000797e740  sshd
  748     1   748     0  Rs+                                 getty
  747     1   747     0  Ss+     ttyin   0xfffffe00588518b0  getty
  746     1   746     0  Ss+     ttyin   0xfffffe0058851cb0  getty
  745     1   745     0  Ss+     ttyin   0xfffffe00588520b0  getty
  744     1   744     0  Ss+     ttyin   0xfffffe00588524b0  getty
  743     1   743     0  Ss+     ttyin   0xfffffe00588528b0  getty
  742     1   742     0  Ss+     ttyin   0xfffffe0058852cb0  getty
  741     1   741     0  Ss+     ttyin   0xfffffe00588530b0  getty
  740     1   740     0  Ss+     ttyin   0xfffffe00588534b0  getty
  738     1    18     0  S+      piperd  0xfffffe0059a23700  logger
  737   736    18     0  S+      nanslp  0xffffffff839873c0  sleep
  736     1    18     0  S+      wait    0xfffffe0007be5060  sh
  686     1   686     0  Ss      nanslp  0xffffffff839873c0  cron
  682     1   682     0  Ss      select  0xfffffe000797e840  sshd
  495     1   495     0  Ss      select  0xfffffe000797ee40  syslogd
  424     1   424     0  Ss      wait    0xfffffe005b4a5ae0  devd
   17     0     0     0  DL      syncer  0xffffffff83aa4be0  [syncer]
   16     0     0     0  DL      vlruwt  0xfffffe0007a27060  [vnlru]
   15     0     0     0  DL      (threaded)                  [bufdaemon]
100079                   D       psleep  0xffffffff83aa31a0  [bufdaemon]
100082                   D       -       0xffffffff82e02140  [bufspacedaemon-0]
100094                   D       sdflush 0xfffffe00598608e8  [/ worker]
    9     0     0     0  DL      psleep  0xffffffff83aee8e0  [vmdaemon]
    8     0     0     0  DL      (threaded)                  [pagedaemon]
100077                   D       psleep  0xffffffff83ad4878  [dom0]
100080                   D       launds  0xffffffff83ad4884  [laundry: dom0]
100081                   D       umarcl  0xffffffff81d6bb50  [uma]
    7     0     0     0  DL      -       0xffffffff83704bb0  [rand_harvestq]
    6     0     0     0  DL      pftm    0xffffffff84646d50  [pf purge]
    5     0     0     0  DL      waiting 0xffffffff8451b580  [sctp_iterator]
    4     0     0     0  RL      (threaded)                  [cam]
100045                   RunQ                                [doneq0]
100046                   D       -       0xffffffff836cf2c0  [async]
100075                   D       -       0xffffffff836cf140  [scanner]
    3     0     0     0  DL      (threaded)                  [crypto]
100042                   D       crypto_ 0xffffffff83ad0060  [crypto]
100043                   D       crypto_ 0xfffffe0057f29e30  [crypto returns 0]
100044                   D       crypto_ 0xfffffe0057f29e80  [crypto returns 1]
   14     0     0     0  DL      seqstat 0xfffffe00085fd488  [sequencer 00]
   13     0     0     0  DL      (threaded)                  [geom]
100036                   D       -       0xffffffff8392fd80  [g_event]
100037                   D       -       0xffffffff8392fda0  [g_up]
100038                   D       -       0xffffffff8392fdc0  [g_down]
    2     0     0     0  WL      (threaded)                  [clock]
100030                   I                                   [clock (0)]
100031                   I                                   [clock (1)]
   12     0     0     0  WL      (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                   I                                   [irq29: virtio_pci1]
100053                   I                                   [irq30: virtio_pci1]
100054                   I                                   [irq31: virtio_pci1]
100055                   I                                   [irq32: virtio_pci1]
100060                   I                                   [irq10: virtio_pci2]
100062                   I                                   [irq1: atkbd0]
100063                   I                                   [irq12: psm0]
100064                   I                                   [swi0: uart uart++]
100068                   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    0xfffffe0007a07040  [init]
   10     0     0     0  DL      audit_w 0xffffffff83ad0ac0  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       parked  0xffffffff849f6ff0  [swapper]
100005                   D       -       0xfffffe00079d2700  [softirq_0]
100006                   D       -       0xfffffe00079d2600  [softirq_1]
100007                   D       -       0xfffffe00079d2500  [if_io_tqg_0]
100008                   D       -       0xfffffe00079d2400  [if_io_tqg_1]
100009                   D       -       0xfffffe00079d2300  [if_config_tqg_0]
100010                   D       -       0xfffffe00079d2200  [pci_hp taskq]
100011                   D       -       0xfffffe00079d2100  [kqueue_ctx taskq]
100014                   D       -       0xfffffe00079d1b00  [thread taskq]
100016                   D       -       0xfffffe00079d1800  [aiod_kick taskq]
100017                   D       -       0xfffffe00079d1700  [deferred_unmount ta]
100018                   D       -       0xfffffe00079d1600  [inm_free taskq]
100019                   D       -       0xfffffe00079d1500  [in6m_free taskq]
100020                   D       -       0xfffffe00079d1400  [linuxkpi_irq_wq]
100021                   D       -       0xfffffe00079d1300  [linuxkpi_short_wq_0]
100022                   D       -       0xfffffe00079d1300  [linuxkpi_short_wq_1]
100023                   D       -       0xfffffe00079d1300  [linuxkpi_short_wq_2]
100024                   D       -       0xfffffe00079d1300  [linuxkpi_short_wq_3]
100025                   D       -       0xfffffe00079d1200  [linuxkpi_long_wq_0]
100026                   D       -       0xfffffe00079d1200  [linuxkpi_long_wq_1]
100027                   D       -       0xfffffe00079d1200  [linuxkpi_long_wq_2]
100028                   D       -       0xfffffe00079d1200  [linuxkpi_long_wq_3]
100035                   D       -       0xfffffe00079d0c00  [firmware taskq]
100040                   D       -       0xfffffe00079d0200  [crypto_0]
100041                   D       -       0xfffffe00079d0200  [crypto_1]
100056                   D       -       0xfffffe0057fcc400  [vtnet0 rxq 0]
100057                   D       -       0xfffffe0057fcc300  [vtnet0 txq 0]
100058                   D       -       0xfffffe0057fcc200  [vtnet0 rxq 1]
100059                   D       -       0xfffffe0057fcc100  [vtnet0 txq 1]
100061                   D       vtbslp  0xfffffe000797ff00  [virtio_balloon]
100065                   D       -       0xffffffff8272d960  [deadlkres]
100069                   D       -       0xfffffe0057fcd200  [acpi_task_0]
100070                   D       -       0xfffffe0057fcd200  [acpi_task_1]
100071                   D       -       0xfffffe0057fcd200  [acpi_task_2]
100073                   D       -       0xfffffe00079d4100  [mca taskq]
100074                   D       -       0xfffffe0057fcd000  [CAM taskq]
100076                   D       -       0xfffffe0057fcb600  [ipsec_offload]
db> show all locks
Process 1394 (syz-executor) thread 0xfffffe005b4a8000 (100638)
exclusive sx so_snd_sx (so_snd_sx) r = 0 (0xfffffe0059acb180) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_socket.c:4815
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            6        12804K            6
            linker          375         5011K          485
          tcp_hpts            7         4801K            7
            devbuf         4188         4324K         4213
         sysctloid        35218         2075K        35293
             vtbuf           24         1968K           46
            newblk         1555         1413K         2088
              kobj          330         1320K          494
          vfscache            3         1025K            3
          inodedep          595          735K          621
               pcb           24          669K          543
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
         vnet_data            2          224K            2
          acpitask            1          224K            1
           subproc          126          222K         1476
            KTRACE          100          200K          100
            acpica         1674          184K        57800
              vmem            5          144K            7
           tidhash            3          141K            3
           pagedep           49          140K          552
            dirrem          515          129K          537
        tfo_ccache            1          128K            1
          IP reass            1          128K            1
            DEVFS1          110          110K          129
               sem            4          106K            4
          filedesc           14          105K         1118
        gtaskqueue           18           98K           18
               bus          994           81K         5040
          mtx_pool            3           74K            3
          syncache            1           68K            1
     NFSD srvcache            3           68K            3
            module          519           65K          519
       ddb_capture            1           64K            1
          freefile          500           63K          510
              umtx          320           40K          320
              temp           36           39K         2524
           kdtrace          189           39K         2039
         hostcache            1           32K            1
               shm            1           32K            1
            DEVFS3          128           32K          139
               msg            4           30K            4
            kbdmux            6           28K            6
               LRO           20           21K           22
        DEVFS_RULE           56           20K           56
            ifaddr           66           19K           78
               BPF           14           19K           23
         ufs_mount            4           17K            5
              proc            3           17K            3
          routetbl          148           17K          509
               tty           16           16K           16
           ithread           90           15K           90
            bus-sc           34           15K         1637
           lltable           44           14K           52
      eventhandler          163           14K          163
             ifnet            7           13K            8
       ether_multi          152           13K          195
              kenv           95           12K           95
              GEOM           61           11K          477
         CAM queue            5           11K         1528
              rman           82           10K          437
             mkdir           72            9K         1080
         in6_multi           65            9K           75
         bmsafemap            3            9K          584
            plimit           22            9K          467
               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
            diradd           59            8K          580
         taskqueue           66            7K           66
            sglist            6            7K            6
           CAM DEV            3            6K          510
              cred           23            6K          292
         pfs_nodes           22            6K           22
            kqueue           50            6K         1402
         newdirblk           38            5K          540
       ufs_dirhash           24            5K           24
          pf_ifnet           11            5K           24
               UMA          269            5K          269
                vt           11            5K           11
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
           acpisem           28            4K           28
           pwddesc           48            3K         1398
         proc-args           76            3K         2567
          terminal           11            3K           11
          indirdep           10            3K           10
           session           19            3K           50
             hhook            8            3K           10
             clone            9            3K            9
           uidinfo            3            3K           10
        local_apic            1            2K            1
           io_apic            1            2K            1
         ipsec-saq            2            2K            2
            ip6ndp           12            2K           15
            Unitno           28            2K           54
             lockf           16            2K           30
          sctp_ifa           13            2K           16
           CAM XPT           22            2K          543
            CC Mem            6            2K           13
          in_multi            6            2K           10
               tun            4            2K            5
             selfd           24            2K        41347
         toponodes            6            2K            6
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
               msi            9            2K            9
           netlink            2            2K           39
           softdep            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
       vnodemarker            2            1K           10
            select            8            1K           35
      NFSD session            1            1K            1
        CAM periph            4            1K          271
          freework            4            1K          528
          sctp_ifn            6            1K           16
             ipsec            3            1K            3
          freeblks            3            1K          527
               mld            6            1K            7
              igmp            6            1K            7
              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
              cdev            2            1K            2
            DEVFSP            8            1K           50
               osd           11            1K           26
       lkpikmalloc            8            1K            9
       inpcbpolicy           13            1K          190
    chacha20random            1            1K            1
            biobuf            1            1K            1
            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            7
            prison            6            1K            6
         cryptodev            2            1K           49
          nexusdev            8            1K            8
            apmdev            1            1K            1
          atkbddev            2            1K            2
          procdesc            1            1K            8
          pmchooks            1            1K            1
          CAM path            4            1K         1034
     CAM dev queue            2            1K            2
 CAM I/O Scheduler            1            1K            1
            soname            4            1K         3362
          filecaps            4            1K           76
          sctp_vrf            1            1K            1
              vnet            1            1K            1
               pmc            1            1K            1
           entropy            2            1K           57
          acpiintr            1            1K            1
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
          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
        sctp_mcore            0            0K            0
        sctp_socko            0            0K            0
         sctp_iter            0            0K           16
         sctp_mvrf            0            0K            0
         sctp_timw            0            0K            0
         sctp_cpal            0            0K            0
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_athm            0            0K            0
         sctp_atky            0            0K            0
         sctp_atcl            0            0K            0
         sctp_a_it            0            0K           16
         sctp_aadr            0            0K            0
         sctp_stro            0            0K            0
         sctp_stri            0            0K            0
          sctp_map            0            0K            0
            mqdata            0            0K            0
      tcp_pcm_rack            0            0K            0
       tcp_do_rack            0            0K            0
      tcp_fsb_rack            0            0K            0
            ipcomp            0            0K            0
               esp            0            0K            0
                ah            0            0K            0
           filemon            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
      amdiommu_dom            0            0K            0
      amdiommu_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           15
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K            3
           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           21
        allocindir            0            0K            0
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db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
   mbuf_jumbo_page   4096    8320    1078       21807       0     254   38494208        0
              mbuf    256    8622    1040       33359       0     254    2473472        0
       malloc-4096   4096     397      19        2404       0       2    1703936        0
          BUF TRIE    144     288   11528         877       0      62    1701504        0
        malloc-384    384    4216      14        4220       0      30    1624320        0
        malloc-128    128   11530     188       11540       0     126    1499904        0
       UMA Slabs 0    112   10894       8       10894       0     126    1221024        0
      mbuf_cluster   2048     508       0         508       0     254    1040384        0
         vmem btag     56   15882     141       15882       0     254     897288        0
        RADIX NODE    144    4358     733       41771       0      62     733104        0
         FFS inode   1168     561      34        1072       0       8     694960        0
      malloc-65536  65536       9       1          12       0       1     655360        0
        malloc-256    256    2151      84        2744       0      62     572160        0
            socket   1024      24     484        1900       0     254     520192        0
          lkpicurr    168       2    3094           2       0      62     520128        0
              pbuf   2624       0     198           0       0       2     519552        0
      malloc-65536  65536       6       0           6       0       1     393216        0
         VM OBJECT    264    1016     214       20178       0      30     324720        0
             VNODE    440     598      95        1112       0      30     304920        0
            THREAD   1824     140      20         640       0       8     291840        0
        256 Bucket   2048     121      15        1029       0       8     278528        0
         malloc-64     64    3862     233        3906       0     254     262080        0
        malloc-384    384     630      30         689       0      30     253440        0
         malloc-16     16   14520     480       14605       0     254     240000        0
       malloc-2048   2048     107       5         298       0       8     229376        0
            DEVCTL   1024      34     186         161       0       0     225280        0
      malloc-16384  16384       8       5         732       0       1     212992        0
         UMA Zones    768     241       3         241       0      16     187392        0
         malloc-32     32    5337     333        5399       0     254     181440        0
       malloc-2048   2048      15      73         556       0       8     180224        0
        malloc-128    128    1204     191       30828       0     126     178560        0
            lkpimm     56       1    3095           1       0     254     173376        0
             unpcb    320       9     507        1192       0     254     165120        0
      malloc-32768  32768       3       2         123       0       1     163840        0
       FFS2 dinode    256     561      69        1071       0      62     161280        0
       S VFS Cache    104    1025     496        1568       0     126     158184        0
         MAP ENTRY     96    1049     589       56119       0     126     157248        0
        malloc-128    128    1126      21        1300       0     126     146816        0
     FPU_save_area    832     142      20        2108       0      16     134784        0
      malloc-65536  65536       0       2         110       0       1     131072        0
      malloc-65536  65536       0       2          90       0       1     131072        0
       malloc-1024   1024     110      18         129       0      16     131072        0
       mbuf_packet    256       6     502        1654       0     254     130048        0
          ksiginfo    112      57     987        1016       0     126     116928        0
              PROC   1376      47      30        1397       0       8     105952        0
      malloc-32768  32768       2       1          13       0       1      98304        0
       malloc-8192   8192      10       1         117       0       1      90112        0
          UMA Kegs    384     227       6         227       0      30      89472        0
             g_bio    408       4     206        5149       0      30      85680        0
         filedesc0   1072      48      29        1398       0       8      82544        0
        128 Bucket   1024      49      18         264       0      16      68608        0
         malloc-64     64     474     597         963       0     254      68544        0
         malloc-64     64     564     507       17951       0     254      68544        0
        malloc-128    128     339     188         946       0     126      67456        0
        malloc-128    128     353     174        1240       0     126      67456        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-32768  32768       2       0           2       0       1      65536        0
        malloc-256    256     136     119         151       0      62      65280        0
        malloc-256    256     133     122        2008       0      62      65280        0
        malloc-256    256     166      89        1356       0      62      65280        0
       malloc-8192   8192       7       0           8       0       1      57344        0
         64 Bucket    512      72      32        1994       0      30      53248        0
         malloc-64     64     116     703        3512       0     254      52416        0
        malloc-256    256     147      48        1730       0      62      49920        0
         32 Bucket    256      63     132        9698       0      62      49920        0
           DIRHASH   1024      35      13          35       0      16      49152        0
             NAMEI   1024       0      48       15986       0      16      49152        0
      malloc-16384  16384       3       0           3       0       1      49152        0
       malloc-4096   4096       5       7         103       0       2      49152        0
       malloc-4096   4096      10       2          15       0       2      49152        0
       malloc-2048   2048       5      19         544       0       8      49152        0
       malloc-1024   1024       8      40         718       0      16      49152        0
       malloc-1024   1024      32      16          57       0      16      49152        0
        malloc-384    384      75      45         863       0      30      46080        0
          syncache    168       0     264           6       0     254      44352        0
            pcpu-8      8    4719     401        5040       0     254      40960        0
           VMSPACE    616      31      35        1382       0      16      40656        0
              pipe    736      20      35         377       0      16      40480        0
            da_ccb    544       1      69        1482       0      16      38080        0
         udp_inpcb    416       6      84         172       0      30      37440        0
         malloc-64     64     135     432         229       0     254      36288        0
         malloc-64     64     147     420       41570       0     254      36288        0
         malloc-64     64     230     337         261       0     254      36288        0
         malloc-64     64       7     560          26       0     254      36288        0
        malloc-128    128     136     143         637       0     126      35712        0
        malloc-128    128     170     109        1351       0     126      35712        0
        malloc-128    128      59     220          77       0     126      35712        0
     routing nhops    256      26     109          38       0      62      34560        0
           ttyoutq    256      72      63         160       0      62      34560        0
        malloc-256    256      14     121          47       0      62      34560        0
        malloc-256    256      23     112          24       0      62      34560        0
        malloc-256    256       5     130         307       0      62      34560        0
         TURNSTILE    136     161      91         161       0      62      34272        0
       malloc-8192   8192       4       0           4       0       1      32768        0
       malloc-4096   4096       4       4         306       0       2      32768        0
       malloc-2048   2048       7       9           8       0       8      32768        0
       malloc-2048   2048       5      11          68       0       8      32768        0
       malloc-2048   2048       5      11         550       0       8      32768        0
       malloc-1024   1024       5      27           9       0      16      32768        0
       malloc-1024   1024       9      23          10       0      16      32768        0
       malloc-1024   1024       3      29           3       0      16      32768        0
       malloc-1024   1024       9      23        1097       0      16      32768        0
        malloc-512    512      10      54          18       0      30      32768        0
        malloc-512    512       3      61         160       0      30      32768        0
        malloc-512    512       2      62          28       0      30      32768        0
        malloc-512    512       3      61           5       0      30      32768        0
           pcpu-64     64     494      18         494       0     254      32768        0
    ertt_txseginfo     40       1     807        1250       0     254      32320        0
               PWD     40      15     793         635       0     254      32320        0
            ttyinq    160     135      65         300       0      62      32000        0
              PGRP    120      23     241          68       0     126      31680        0
            clpbuf   2624       0      12          59       0       4      31488        0
        sctp_laddr     48       0     588          16       0     254      28224        0
         malloc-32     32     436     446         569       0     254      28224        0
         16 Bucket    144      49     147         329       0      62      28224        0
          4 Bucket     48       6     582          12       0     254      28224        0
            cpuset    200       7     121           7       0      62      25600        0
       malloc-8192   8192       2       1           4       0       1      24576        0
           rtentry    168      29     115          38       0      62      24192        0
             Files     80     120     180        8686       0     126      24000        0
          8 Bucket     80      52     248         386       0     126      24000        0
         tcp_inpcb   1320       6      12          13       0       8      23760        0
             ripcb    384       1      59           5       0      30      23040        0
        malloc-384    384       1      59           2       0      30      23040        0
        SLEEPQUEUE     88     161      95         161       0     126      22528        0
         hostcache     64       1     314           1       0     254      20160        0
   udp_inpcb ports     32       3     627          40       0     254      20160        0
   tcp_inpcb ports     32       3     627           5       0     254      20160        0
              ertt     72       6     274          13       0     126      20160        0
         malloc-32     32      98     532         288       0     254      20160        0
         malloc-32     32      85     545        1130       0     254      20160        0
         malloc-32     32      46     584          57       0     254      20160        0
         malloc-32     32      67     563         894       0     254      20160        0
         malloc-32     32      27     603        2682       0     254      20160        0
         malloc-32     32      21     609        1584       0     254      20160        0
          2 Bucket     32      59     571         361       0     254      20160        0
             KNOTE    160       5     120         599       0      62      20000        0
              vmem   1856       2       7           2       0       8      16704        0
 epoch_record pcpu    256       4      60           4       0      62      16384        0
      malloc-16384  16384       1       0           2       0       1      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
       malloc-4096   4096       0       4           4       0       2      16384        0
       malloc-2048   2048       1       7           1       0       8      16384        0
       malloc-2048   2048       2       6           2       0       8      16384        0
        malloc-512    512       4      28           8       0      30      16384        0
        malloc-512    512       0      32          19       0      30      16384        0
           SMR CPU     32       8     503           8       0     254      16352        0
         malloc-16     16     319     681         505       0     254      16000        0
              kenv    258      17      43        1068       0      30      15480        0
            mqnode    416       3      33           3       0      30      14976        0
        SMR SHARED     24       8     503           8       0     254      12264        0
         malloc-16     16      25     725         139       0     254      12000        0
         malloc-16     16      25     725          47       0     254      12000        0
         malloc-16     16     214     536        4871       0     254      12000        0
         malloc-16     16      14     736       26633       0     254      12000        0
         malloc-16     16      31     719          88       0     254      12000        0
        malloc-384    384       6      24           6       0      30      11520        0
        malloc-384    384      25       5          37       0      30      11520        0
        malloc-384    384       1      29           2       0      30      11520        0
       Mountpoints   2816       2       2           2       0       4      11264        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-8192   8192       0       1          19       0       1       8192        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-4096   4096       0       2           2       0       2       8192        0
       malloc-4096   4096       1       1           1       0       2       8192        0
       malloc-4096   4096       1       1           1       0       2       8192        0
      vtnet_tx_hdr     24       0     334        4835       0     254       8016        0
         malloc-16     16      33     467          49       0     254       8000        0
           pcpu-16     16       4     252           4       0     254       4096        0
       UMA Slabs 1    176       9      13           9       0      62       3872        0
        KMAP ENTRY     96      12      27          14       0       0       3744        0
       FFS1 dinode    128       0       0           0       0     126          0        0
           ada_ccb    272       0       0           0       0      30          0        0
             swblk    136       0       0           0       0      62          0        0
          swpctrie    144       0       0           0       0      62          0        0
   cdg_qdiffsample     16       0       0           0       0     254          0        0
   pf state scrubs     40       0       0           0       0     254          0        0
   pf frag entries     40       0       0           0       0     254          0        0
          pf frags    248       0       0           0       0      62          0        0
  pf table entries    160       0       0           0       0     254          0        0
pf table entry counters     64       0       0           0       0     254          0        0
   pf UDP mappings    104       0       0           0       0     126          0        0
   pf source nodes    152       0       0           0       0     254          0        0
     pf state keys     88       0       0           0       0     126          0        0
         pf states    368       0       0           0       0     254          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags    184       0       0           0       0      62          0        0
       tcp_bbr_pcb    896       0       0           0       0      16          0        0
       tcp_bbr_map    128       0       0           0       0     126          0        0
      tcp_rack_pcb   1152       0       0           0       0       8          0        0
      tcp_rack_map    128       0       0           0       0     126          0        0
tfo_ccache_entries     80       0       0           0       0     126          0        0
               tfo      4       0       0           0       0     254          0        0
          sackhole     32       0       0           0       0     254          0        0
               ipq     56       0       0           0       0     254          0        0
   sctp_asconf_ack     48       0       0           0       0     254          0        0
       sctp_asconf     40       0       0           0       0     254          0        0
sctp_stream_msg_out    112       0       0           0       0     254          0        0
        sctp_readq    152       0       0           0       0     254          0        0
        sctp_chunk    152       0       0           0       0     254          0        0
        sctp_raddr    736       0       0           0       0     254          0        0
         sctp_asoc   2256       0       0           0       0     254          0        0
           sctp_ep   1152       0       0           0       0     254          0        0
   tcp_log_id_node    120       0       0           0       0     126          0        0
 tcp_log_id_bucket    176       0       0           0       0      62          0        0
           tcp_log    416       0       0           0       0     254          0        0
          tcpreass     48       0       0           0       0     254          0        0
udplite_inpcb ports     32       0       0           0       0     254          0        0
     udplite_inpcb    416       0       0           0       0      30          0        0
       ripcb ports     32       0       0           0       0     254          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
            itimer    352       0       0           0       0      30          0        0
            AIOLIO    272       0       0           0       0      30          0        0
             AIOCB    552       0       0           0       0      16          0        0
               AIO    208       0       0           0       0      62          0        0
        mqnotifier    216       0       0           0       0      62          0        0
            mvdata     64       0       0           0       0     254          0        0
            mqueue    248       0       0           0       0      62          0        0
        TMPFS node    240       0       0           0       0      62          0        0
           NCLNODE    608       0       0           0       0      16          0        0
     LTS VFS Cache    360       0       0           0       0      30          0        0
       L VFS Cache    320       0       0           0       0      30          0        0
     STS VFS Cache    144       0       0           0       0      62          0        0
           cryptop    280       0       0           0       0      30          0        0
  linux_dma_object     32       0       0           0       0     254          0        0
  linux_dma_pctrie    144       0       0           0       0      62          0        0
   IOMMU_MAP_ENTRY    112       0       0           0       0     126          0        0
    mbuf_jumbo_16k  16384       0       0           0       0     254          0        0
     mbuf_jumbo_9k   9216       0       0           0       0     254          0        0
      audit_record   1280       0       0           0       0       8          0        0
         domainset     40       0       0           0       0     254          0        0
        MAC labels     40       0       0           0       0     254          0        0
            vnpbuf   2624       0       0           0       0      16          0        0
           nfspbuf   2624       0       0           0       0       4          0        0
            swwbuf   2624       0       0           0       0       2          0        0
            swrbuf   2624       0       0           0       0       4          0        0
          umtx_shm     88       0       0           0       0     126          0        0
           umtx pi     96       0       0           0       0     126          0        0
rangeset pctrie nodes    144       0       0           0       0      62          0        0
          rl_entry     48       0       0           0       0     254          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
       malloc-8192   8192       0       0           0       0       1          0        0
       malloc-1024   1024       0       0           0       0      16          0        0
        malloc-512    512       0       0           0       0      30          0        0
        malloc-512    512       0       0           0       0      30          0        0
        malloc-384    384       0       0           0       0      30          0        0
           pcpu-32     32       0       0           0       0     254          0        0
            pcpu-4      4       0       0           0       0     254          0        0
            fakepg    104       0       0           0       0     126          0        0
          UMA Hash    256       0       0           0       0      62          0        0

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/11/18 17:29 freebsd-src f4f46a2eef3b e7bb5d6e console log report syz / log ci-freebsd-main Fatal trap NUM: general protection fault in rtsock_msg_buffer
* Struck through repros no longer work on HEAD.