syzbot


panic: Assertion lock == sq->sq_lock failed at /syzkaller/managers/main/kernel/sys/kern/subr_sleepqueue.c:LINE (2)

Status: fixed on 2021/08/16 23:06
Reported-by: syzbot+1d89fc2a9ef92ef64fa8@syzkaller.appspotmail.com
Fix commit: c4feb1ab0ae0 sigtimedwait: Use a unique wait channel for sleeping
First crash: 605d, last: 581d
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd panic: Assertion lock == sq->sq_lock failed at /syzkaller/managers/main/kernel/sys/kern/subr_sleepqueue.c:LINE 1 1368d 1368d 0/2 auto-closed as invalid on 2019/10/25 08:49

Sample crash report:
login: panic: Assertion lock == sq->sq_lock failed at /syzkaller/managers/main/kernel/sys/kern/subr_sleepqueue.c:371
cpuid = 1
time = 1623483468
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00887516d0
vpanic() at vpanic+0x1c7/frame 0xfffffe0088751730
panic() at panic+0x43/frame 0xfffffe0088751790
sleepq_add() at sleepq_add+0x4e0/frame 0xfffffe00887517f0
_sleep() at _sleep+0x2b9/frame 0xfffffe00887518a0
kern_sigtimedwait() at kern_sigtimedwait+0x5fc/frame 0xfffffe0088751a00
sys_sigwaitinfo() at sys_sigwaitinfo+0x5c/frame 0xfffffe0088751ab0
amd64_syscall() at amd64_syscall+0x247/frame 0xfffffe0088751bf0
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0088751bf0
--- syscall (0, FreeBSD ELF64, nosys), rip = 0x2b3d1a, rsp = 0x7fffffffea18, rbp = 0x7fffffffea60 ---
KDB: enter: panic
[ thread pid 786 tid 100117 ]
Stopped at      kdb_enter+0x67: movq    $0,0x1635c5e(%rip)
db> 
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                       0x80
rdx         0xffffffff819cad33
rbx                          0
rsp         0xfffffe00887516b0
rbp         0xfffffe00887516d0
rsi                        0x1
rdi                          0
r8                           0
r9          0x8080808080808080
r10         0xfffffe00887515a0
r11              0x1ff77fff59c
r12         0xffffffff82267bc0  ddb_dbbe
r13                          0
r14         0xffffffff81a7ca4c
r15         0xffffffff81a7ca4c
rip         0xffffffff81133527  kdb_enter+0x67
rflags                    0x82
kdb_enter+0x67: movq    $0,0x1635c5e(%rip)
db> show proc
Process 786 (syz-executor5565855) at 0xfffff80025541a60:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 785 at 0xfffff80025488530
 ABI: FreeBSD ELF64
 flag: 0x10000000  flag2: 0
 arguments: ./syz-executor556585532
 reaper: 0xfffff80004bd7530 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe0094fa33e0
   (map 0xfffffe0094fa33e0)
   (map.pmap 0xfffffe0094fa34a0)
   (pmap 0xfffffe0094fa3500)
 threads: 1
100117                   Run     CPU 1                       syz-executor5565855
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
  787   786   783     0  S       sigwait 0xfffffe0094fe0000  syz-executor5565855
  786   785   783     0  R       CPU 1                       syz-executor5565855
  785   783   783     0  S       nanslp  0xffffffff8273c8e1  syz-executor5565855
  783   781   783     0  Ss      pause   0xfffff800254090b0  csh
  781   694   781     0  Ss      select  0xfffff80025509440  sshd
  760     1   760     0  Ss+     ttyin   0xfffff800154234b0  getty
  759     1   759     0  Ss+     ttyin   0xfffff80015aa9cb0  getty
  758     1   758     0  Ss+     ttyin   0xfffff80015aaacb0  getty
  757     1   757     0  Ss+     ttyin   0xfffff80015aabcb0  getty
  756     1   756     0  Ss+     ttyin   0xfffff80015a34cb0  getty
  755     1   755     0  Ss+     ttyin   0xfffff80015a35cb0  getty
  754     1   754     0  Ss+     ttyin   0xfffff80015a36cb0  getty
  753     1   753     0  Ss+     ttyin   0xfffff80015a37cb0  getty
  752     1   752     0  Ss+     ttyin   0xfffff80015a3bcb0  getty
  750     1    24     0  S+      piperd  0xfffff800253ab000  logger
  749   748    24     0  S+      nanslp  0xffffffff8273c8e1  sleep
  748     1    24     0  S+      wait    0xfffff80015e7ea60  sh
  698     1   698     0  Ss      nanslp  0xffffffff8273c8e0  cron
  694     1   694     0  Ss      select  0xfffff80015ee7bc0  sshd
  507     1   507     0  Ss      select  0xfffff800253e2a40  syslogd
  436     1   436     0  Ss      select  0xfffff800252ddd40  devd
  435     1   435    65  Ss      select  0xfffff800252dd740  dhclient
  350     1   350     0  Ss      select  0xfffff800252ddbc0  dhclient
  347     1   347     0  Ss      select  0xfffff800251e5740  dhclient
   23     0     0     0  DL      vlruwt  0xfffff80015c4d530  [vnlru]
   22     0     0     0  DL      syncer  0xffffffff8282bcd0  [syncer]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100081                   D       qsleep  0xffffffff8282ada0  [bufdaemon]
100088                   D       -       0xffffffff8220aec0  [bufspacedaemon-0]
100099                   D       sdflush 0xfffff80004ec6ce8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff82852c08  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100079                   D       psleep  0xffffffff82847078  [dom0]
100086                   D       launds  0xffffffff82847084  [laundry: dom0]
100087                   D       umarcl  0xffffffff815d1060  [uma]
   18     0     0     0  DL      -       0xffffffff82570c88  [rand_harvestq]
   17     0     0     0  DL      waiting 0xffffffff830e5828  [sctp_iterator]
   16     0     0     0  DL      pftm    0xffffffff82dcb3c0  [pf purge]
   15     0     0     0  DL      -       0xffffffff8282845c  [soaiod4]
    9     0     0     0  DL      -       0xffffffff8282845c  [soaiod3]
    8     0     0     0  DL      -       0xffffffff8282845c  [soaiod2]
    7     0     0     0  DL      -       0xffffffff8282845c  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100044                   D       -       0xffffffff82448140  [doneq0]
100045                   D       -       0xffffffff824480c0  [async]
100078                   D       -       0xffffffff82447f90  [scanner]
   14     0     0     0  DL      seqstat 0xfffff80004d4c488  [sequencer 00]
    5     0     0     0  DL      crypto_ 0xfffff80004434b80  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffff80004434b30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff82844560  [crypto]
   13     0     0     0  DL      (threaded)                  [geom]
100035                   D       -       0xffffffff8271c120  [g_event]
100036                   D       -       0xffffffff8271c128  [g_up]
100037                   D       -       0xffffffff8271c130  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100028                   D       -       0xfffff80004c74500  [thr_0]
100029                   D       -       0xfffff80004c74580  [thr_1]
   12     0     0     0  WL      (threaded)                  [intr]
100011                   I                                   [swi5: fast taskq]
100014                   I                                   [swi6: task queue]
100016                   I                                   [swi6: Giant taskq]
100030                   I                                   [swi3: vm]
100031                   I                                   [swi4: clock (0)]
100032                   I                                   [swi4: clock (1)]
100033                   I                                   [swi1: netisr 0]
100046                   I                                   [irq24: virtio_pci0]
100047                   I                                   [irq25: virtio_pci0]
100048                   I                                   [irq26: virtio_pci0]
100049                   I                                   [irq27: virtio_pci0]
100050                   I                                   [irq28: virtio_pci1]
100051                   I                                   [irq29: virtio_pci1]
100052                   I                                   [irq30: virtio_pci1]
100053                   I                                   [irq31: virtio_pci1]
100054                   I                                   [irq32: virtio_pci1]
100059                   I                                   [irq10: virtio_pci2]
100061                   I                                   [irq1: atkbd0]
100062                   I                                   [irq12: psm0]
100063                   I                                   [swi0: uart uart++]
100071                   I                                   [swi1: pf send]
100084                   I                                   [swi1: hpts]
100085                   I                                   [swi1: hpts]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   Run     CPU 0                       [idle: cpu0]
100004                   CanRun                              [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffff80004bd7530  [init]
   10     0     0     0  DL      audit_w 0xffffffff82844a70  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff8271c6b0  [swapper]
100005                   D       -       0xfffff8000443f900  [if_io_tqg_0]
100006                   D       -       0xfffff8000443f500  [if_io_tqg_1]
100007                   D       -       0xfffff8000443f100  [if_config_tqg_0]
100008                   D       -       0xfffff80004c74d00  [softirq_0]
100009                   D       -       0xfffff80004c74900  [softirq_1]
100010                   D       -       0xfffff80004c72d00  [aiod_kick taskq]
100012                   D       -       0xfffff80004c72500  [kqueue_ctx taskq]
100013                   D       -       0xfffff80004c72100  [pci_hp taskq]
100015                   D       -       0xfffff80004c6a900  [inm_free taskq]
100017                   D       -       0xfffff80004c6a100  [linuxkpi_irq_wq]
100018                   D       -       0xfffff80004c65d00  [thread taskq]
100019                   D       -       0xfffff80004c65900  [in6m_free taskq]
100020                   D       -       0xfffff80004c65500  [linuxkpi_short_wq_0]
100021                   D       -       0xfffff80004c65500  [linuxkpi_short_wq_1]
100022                   D       -       0xfffff80004c65500  [linuxkpi_short_wq_2]
100023                   D       -       0xfffff80004c65500  [linuxkpi_short_wq_3]
100024                   D       -       0xfffff80004c65100  [linuxkpi_long_wq_0]
100025                   D       -       0xfffff80004c65100  [linuxkpi_long_wq_1]
100026                   D       -       0xfffff80004c65100  [linuxkpi_long_wq_2]
100027                   D       -       0xfffff80004c65100  [linuxkpi_long_wq_3]
100034                   D       -       0xfffff80004ccdd00  [firmware taskq]
100038                   D       -       0xfffff80004ccd900  [crypto_0]
100039                   D       -       0xfffff80004ccd900  [crypto_1]
100055                   D       -       0xfffff80015364d00  [vtnet0 rxq 0]
100056                   D       -       0xfffff80015364900  [vtnet0 txq 0]
100057                   D       -       0xfffff80015364500  [vtnet0 rxq 1]
100058                   D       -       0xfffff80015364100  [vtnet0 txq 1]
100060                   D       vtbslp  0xfffff800153d9d00  [virtio_balloon]
100064                   D       -       0xfffff80015354d00  [mca taskq]
100069                   D       -       0xffffffff81e29a20  [deadlkres]
100074                   D       -       0xfffff80015a3ed00  [acpi_task_0]
100075                   D       -       0xfffff80015a3ed00  [acpi_task_1]
100076                   D       -       0xfffff80015a3ed00  [acpi_task_2]
100077                   D       -       0xfffff80004ccd100  [CAM taskq]
db> show all locks
db> show malloc
              Type        InUse        MemUse     Requests
         sysctloid        34288        12858K        34355
           pf_hash            5        11560K            5
            devbuf         4216         6982K         4241
          tcp_hpts            5         3219K            5
              kobj          328         2624K          488
             vtbuf           24         2064K           46
            newblk          572         1318K          605
          vfscache            3         1035K            3
            acpica         1674          649K        54692
               pcb           23          612K           77
          inodedep           26          545K           71
           callout            2          528K            2
         ufs_quota            1          520K            1
          vfs_hash            1          520K            1
              intr            4          480K            4
           subproc          102          431K          842
               bus          990          378K         3485
            linker          348          270K          397
            DEVFS1          103          206K          112
            module          512          192K          512
         vnet_data            1          176K            1
           tidhash            3          164K            3
           pagedep            8          140K           18
        tfo_ccache            1          136K            1
           kdtrace          166          136K          906
               sem            4          120K            4
              umtx          242          106K          242
               UMA          270          102K          270
     audit_evclass          236           89K          294
          mtx_pool            2           80K            2
          syncache            1           76K            1
              temp           18           71K         1613
               msg            4           68K            4
               BPF           10           68K           10
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            DEVFS3          122           61K          132
        gtaskqueue           18           57K           18
              vmem            3           56K            4
        DEVFS_RULE           56           54K           56
              kenv           95           52K           95
      eventhandler          133           50K          133
           ithread           99           43K           99
              rman           84           42K          425
            ifaddr           30           40K           32
            KTRACE          100           38K          100
         taskqueue           60           36K           60
              proc            3           34K            3
         ufs_mount            5           34K            6
            bus-sc           33           34K         1696
          routetbl           50           34K          176
           devstat            4           33K            4
         hostcache            1           32K            1
               tty           16           32K           16
               shm            1           32K            1
              GEOM           60           29K          489
            kbdmux            6           28K            6
              cred           23           23K          234
         CAM queue            5           21K         1528
         pfs_nodes           20           20K           20
            kqueue           48           18K          790
           pwddesc           48           18K          788
              UART           12           18K           12
            plimit           17           17K          322
         bmsafemap            2           17K           41
              ksem            1           16K            1
               rpc            2           16K            2
             shmfd            1           16K            1
       pfs_vncache            1           16K            1
       ether_multi           40           15K           50
         proc-args           39           15K          488
       ufs_dirhash           24           14K           24
            sglist            5           13K            5
               MCA           32           12K           32
           CAM DEV            3           12K          510
                vt           11           11K           11
         in6_multi           25           11K           25
           acpisem           28           11K           28
           CAM XPT           22           11K          543
             selfd           27           11K        10568
            Unitno           27           11K           39
           session           20           10K           31
           lltable           11            9K           11
           uidinfo            3            9K            8
             ifnet            3            9K            3
           memdesc            1            8K            1
         ipsec-saq            2            8K            2
             evdev            4            8K            4
          filedesc            1            8K            1
           acpidev           20            8K           20
             hhook           15            8K           17
             mount           16            7K           90
          pf_ifnet            5            6K            6
       fpukern_ctx            3            6K            3
             lockf           15            6K           22
          terminal           11            6K           11
          freefile           13            5K           22
       ipsecpolicy            2            5K            2
 encap_export_host           12            5K           12
             clone            9            5K            9
        local_apic            1            4K            1
           io_apic            1            4K            1
            sahead            1            4K            1
          secasvar            1            4K            1
          pci_link           10            4K           10
       inpcbpolicy           10            4K          137
               msi            9            4K            9
             DEVFS            9            4K           10
             ipsec            3            3K            3
             nhops            6            3K            6
               osd            7            3K           19
          nexusdev            7            3K            7
            diradd            7            3K           36
            feeder            7            3K            7
            select            7            3K           29
         toponodes            6            3K            6
            prison            6            3K            6
            isadev            6            3K            6
           softdep            1            2K            1
            dirrem            4            2K           28
       vnodemarker            2            2K           10
      NFSD session            1            2K            1
          sctp_ifa            5            2K            6
             linux            5            2K            6
        CAM periph            4            2K          271
            crypto            4            2K            4
            ip6ndp            4            2K            5
            DEVFSP            4            2K            9
         newdirblk            4            2K            8
             mkdir            4            2K           16
          indirdep            3            2K            3
              pfil            4            2K            4
          CAM path            4            2K         1034
            soname            4            2K         3231
          filecaps            4            2K           66
           tcpfunc            3            2K            3
               tun            3            2K            3
        loginclass            3            2K            7
          in_multi            2            1K            4
    chacha20random            1            1K            1
            vnodes            1            1K            1
           CAM SIM            2            1K            2
              ktls            1            1K            1
              cdev            2            1K            2
        aesni_data            2            1K            2
          sctp_ifn            2            1K            6
              cpus            2            1K            2
          atkbddev            2            1K            2
     CAM dev queue            2            1K            2
             xform            2            1K           49
               mld            2            1K            2
              igmp            2            1K            2
           entropy            2            1K           35
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
          procdesc            1            1K            6
          pmchooks            1            1K            1
          sctp_vrf            1            1K            1
            apmdev            1            1K            1
          freework            1            1K           26
 CAM I/O Scheduler            1            1K            1
    vnet_data_free            1            1K            1
              vnet            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
          acpiintr            1            1K            1
               pmc            1            1K            1
        sctp_mcore            0            0K            0
        sctp_socko            0            0K            0
         sctp_iter            0            0K            3
         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            3
         sctp_aadr            0            0K            0
         sctp_stro            0            0K            0
         sctp_stri            0            0K            0
          sctp_map            0            0K            0
            tcp_do            0            0K            0
           tcp_fsb            0            0K            0
          pf_table            0            0K            0
           pf_rule            0            0K            0
           pf_altq            0            0K            0
           pf_osfp            0            0K            0
           pf_temp            0            0K            0
         htcp data            0            0K            0
        cubic data            0            0K            0
          cdg data            0            0K            0
        dctcp data            0            0K            0
            mqdata            0            0K            0
          chd data            0            0K            0
        vegas data            0            0K            0
      NFSCL lckown            0            0K            0
      NFSCL client            0            0K            0
        madt_table            0            0K            2
          smartpqi            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
              iavf            0            0K            0
               ixl            0            0K            0
       NFSD V4lock            0            0K            0
      NFSD V4state            0            0K            0
     NFSD srvcache            0            0K            0
       msdosfs_fat            0            0K            0
     msdosfs_mount            0            0K            0
      msdosfs_node            0            0K            0
        ice-resmgr            0            0K            0
         ice-osdep            0            0K            0
               ice            0            0K            0
             axgbe            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
          xen_intr            0            0K            0
          xenstore            0            0K            0
         ciss_data            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            qpidrv            0            0K            0
         BACKLIGHT            0            0K            0
               xnb            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
              xbbd            0            0K            0
               xbd            0            0K            0
           Balloon            0            0K            0
              isci            0            0K            0
      iommu_dmamap            0            0K            0
          sysmouse            0            0K            0
     hyperv_socket            0            0K            0
           bxe_ilt            0            0K            0
            xenbus            0            0K            0
            vtfont            0            0K            0
     vm_fictitious            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
               amr            0            0K            0
            pvscsi            0            0K            0
           scsi_da            0            0K           69
            ata_da            0            0K            0
           scsi_ch            0            0K            0
           UMAHash            0            0K            0
           scsi_cd            0            0K            0
       AHCI driver            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
          freeblks            0            0K           25
          freefrag            0            0K            7
        allocindir            0            0K            0
       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
            USBdev            0            0K            0
               USB            0            0K            0
               agp            0            0K            0
           nvme_da            0            0K            0
           acpipwr            0            0K            0
         acpi_perf            0            0K            0
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            twsbuf            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            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
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        MLX5EEPROM            0            0K            0
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               idr            0            0K            0
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               NLM            0            0K            0
    ipsec-spdcache            0            0K            0
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            ip6opt            0            0K            3
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             frag6            0            0K            0
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               LRO            0            0K            0
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              ipid            0            0K            0
         80211scan            0            0K            0
      80211ratectl            0            0K            0
        80211power            0            0K            0
       80211nodeie            0            0K            0
         80211node            0            0K            0
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      80211mesh_rt            0            0K            0
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         80211prep            0            0K            0
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               gif            0            0K            0
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              zlib            0            0K            0
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           VN POLL            0            0K            0
      twa_commands            0            0K            0
            statfs            0            0K          196
     namei_tracker            0            0K            0
       export_host            0            0K            0
        cl_savebuf            0            0K            6
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             mixer            0            0K            0
              ac97            0            0K            0
             hdacc            0            0K            0
              hdac            0            0K            0
              hdaa            0            0K            0
         acpicmbat            0            0K            0
       SIIS driver            0            0K            0
           CAM CCB            0            0K         1796
               PUC            0            0K            0
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agtiapi_MemAlloc malloc            0            0K            0
    osti_cacheable            0            0K            0
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          mbuf_tag            0            0K           27
ag_tgt_map_t malloc            0            0K            0
ag_slr_map_t malloc            0            0K            0
lDevFlags * malloc            0            0K            0
tiDeviceHandle_t * malloc            0            0K            0
ag_portal_data_t malloc            0            0K            0
ag_device_t malloc            0            0K            0
     STLock malloc            0            0K            0
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            sr_iov            0            0K            0
               OCS            0            0K            0
               OCS            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     699       13417       0     254   36941824        0
        malloc-384    384   34379      41       34719       0      30   13217280        0
       malloc-1024   1024    4118       6        4119       0      16    4222976        0
       malloc-8192   8192     328       1         488       0       1    2695168        0
              pbuf   2624       0     989           0       0       2    2595136        0
              mbuf    256    8578     752       15370       0     254    2388480        0
          BUF TRIE    144     170   13298         454       0      62    1939392        0
       UMA Slabs 0    112   11173      20       11173       0     126    1253616        0
        malloc-384    384    2159      31       55227       0      30     840960        0
         FFS inode   1160     486      25         508       0       8     592760        0
        malloc-384    384    1308      22        4769       0      30     510720        0
        malloc-384    384    1064      56       17252       0      30     430080        0
       malloc-8192   8192      49       2        1596       0       1     417792        0
        malloc-512    512     783       9        1278       0      30     405504        0
      malloc-65536  65536       6       0           6       0       1     393216        0
            lkpimm    160       1    2324           1       0      62     372000        0
          lkpicurr    160       2    2323           2       0      62     372000        0
        RADIX NODE    144    2132     161       20275       0      62     330192        0
       malloc-2048   2048     127       3         136       0       8     266240        0
             VNODE    448     516      33         540       0      30     245952        0
         VM OBJECT    264     896      34       12707       0      30     245520        0
            DEVCTL   1024       0     216         116       0       0     221184        0
            THREAD   1808     117       4         117       0       8     218768        0
       malloc-1024   1024     199       1         607       0      16     204800        0
         UMA Zones    768     242       2         242       0      16     187392        0
      malloc-32768  32768       4       1          19       0       1     163840        0
       malloc-4096   4096       3      36        2602       0       2     159744        0
        256 Bucket   2048      59      17        9834       0       8     155648        0
      malloc-16384  16384       5       4          38       0       1     147456        0
        malloc-512    512     226      46         829       0      30     139264        0
         vmem btag     56    2309      55        2309       0     254     132384        0
      malloc-65536  65536       0       2         176       0       1     131072        0
      malloc-16384  16384       7       1           8       0       1     131072        0
       FFS2 dinode    256     486      24         508       0      62     130560        0
        malloc-384    384     316      24         703       0      30     130560        0
          ksiginfo    112      36    1008          52       0     126     116928        0
      malloc-16384  16384       7       0           7       0       1     114688        0
      malloc-16384  16384       6       1          10       0       1     114688        0
         MAP ENTRY     96     847     329       38054       0     126     112896        0
       malloc-1024   1024      71      37         449       0      16     110592        0
       S VFS Cache    104     966      87        1005       0     126     109512        0
       malloc-8192   8192      12       1          23       0       1     106496        0
        malloc-384    384     211      29         969       0      30      92160        0
          UMA Kegs    384     227       6         227       0      30      89472        0
       malloc-1024   1024      67      17         288       0      16      86016        0
       malloc-1024   1024      74       6          84       0      16      81920        0
              PROC   1328      47       7         787       0       8      71712        0
             g_bio    408       0     170        4637       0      30      69360        0
           VMSPACE   2544      24       3         765       0       4      68688        0
      mbuf_cluster   2048      30       2          30       0     254      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-65536  65536       0       1           1       0       1      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-32768  32768       0       2         130       0       1      65536        0
      malloc-16384  16384       2       2         233       0       1      65536        0
       malloc-8192   8192       8       0           8       0       1      65536        0
       malloc-8192   8192       6       1          34       0       1      57344        0
         filedesc0   1072      48       1         788       0       8      52528        0
         32 Bucket    256      67     128        8483       0      62      49920        0
      malloc-16384  16384       3       0           3       0       1      49152        0
      malloc-16384  16384       3       0           3       0       1      49152        0
       malloc-2048   2048       4      18        1529       0       8      45056        0
            clpbuf   2624       0      16          20       0      16      41984        0
       malloc-4096   4096       8       2          18       0       2      40960        0
       malloc-4096   4096      10       0          10       0       2      40960        0
        128 Bucket   1024      22      17         137       0      16      39936        0
        malloc-384    384      83      17       13381       0      30      38400        0
           DIRHASH   1024      34       2          34       0      16      36864        0
             NAMEI   1024       0      36       11997       0      16      36864        0
            pcpu-8      8    4220     388        4248       0     254      36864        0
        malloc-384    384      65      25         153       0      30      34560        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-16384  16384       2       0           2       0       1      32768        0
        malloc-512    512      36      28         106       0      30      32768        0
        malloc-512    512      57       7        1261       0      30      32768        0
           pcpu-64     64     487      25         487       0     254      32768        0
            socket    944      18      14        1253       0     254      30208        0
       malloc-4096   4096       6       1           7       0       2      28672        0
       malloc-4096   4096       1       5          29       0       2      24576        0
       malloc-4096   4096       4       2         195       0       2      24576        0
       malloc-2048   2048      12       0          12       0       8      24576        0
        malloc-512    512      29      19          79       0      30      24576        0
         64 Bucket    512      40       8        1351       0      30      24576        0
            ttyinq    160     135      15         300       0      62      24000        0
           ttyoutq    256      72      18         160       0      62      23040        0
              pipe    744       7      23         284       0      16      22320        0
       malloc-1024   1024       2      18          20       0      16      20480        0
       malloc-1024   1024      15       5         606       0      16      20480        0
          2 Bucket     32      81     549        1440       0     254      20160        0
         TURNSTILE    136     122      25         122       0      62      19992        0
       Mountpoints   2752       2       5           2       0       4      19264        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-4096   4096       2       2          18       0       2      16384        0
       malloc-2048   2048       2       6           6       0       8      16384        0
       malloc-2048   2048       5       3         164       0       8      16384        0
        malloc-512    512      20      12         302       0      30      16384        0
             tcpcb   1080       3      11           7       0     254      15120        0
        SLEEPQUEUE     88     122      38         122       0     126      14080        0
       malloc-4096   4096       2       1           5       0       2      12288        0
       malloc-2048   2048       3       3           7       0       8      12288        0
       malloc-2048   2048       6       0           6       0       8      12288        0
        malloc-512    512       3      21          93       0      30      12288        0
        malloc-512    512      18       6          31       0      30      12288        0
    ertt_txseginfo     40       1     302         210       0     254      12120        0
      vtnet_tx_hdr     24       0     501        1123       0     254      12024        0
          8 Bucket     80      35     115         383       0     126      12000        0
         udp_inpcb    488       6      18         126       0     254      11712        0
              kenv    258      15      30        1032       0      30      11610        0
       malloc-8192   8192       0       1           1       0       1       8192        0
       malloc-1024   1024       1       7          24       0      16       8192        0
           rtentry    176      13      33          17       0      62       8096        0
              PGRP     88      20      72          31       0     126       8096        0
          rl_entry     40      28     174          28       0     254       8080        0
        sctp_laddr     48       0     168           4       0     254       8064        0
             udpcb     32       6     246         126       0     254       8064        0
              ertt     72       3     109           7       0     126       8064        0
               PWD     32      10     242         100       0     254       8064        0
         16 Bucket    144      37      19        1307       0      62       8064        0
          4 Bucket     48       6     162          48       0     254       8064        0
             Files     80      71      29        6501       0     126       8000        0
             ripcb    488       1      15           4       0     254       7808        0
         tcp_inpcb    488       3      13           7       0     254       7808        0
     routing nhops    256      10      20          17       0      62       7680        0
             unpcb    256       7      23        1099       0     254       7680        0
       mbuf_packet    256       0      30          93       0     254       7680        0
     FPU_save_area    832       1       8           1       0      16       7488        0
            cpuset    104       7      55           7       0     126       6448        0
 epoch_record pcpu    256       4      12           4       0      62       4096        0
       malloc-2048   2048       1       1           1       0       8       4096        0
           pcpu-16     16       7     249           7       0     254       4096        0
          tcpreass     48       0      84           2       0     254       4032        0
         hostcache     64       1      62           1       0     254       4032        0
          syncache    168       0      24           5       0     254       4032        0
             KNOTE    160       0      25           8       0      62       4000        0
       UMA Slabs 1    176       8      14           8       0      62       3872        0
            mqnode    416       3       6           3       0      30       3744        0
        KMAP ENTRY     96      12      27          12       0       0       3744        0
              vmem   1856       1       1           1       0       8       3712        0
           SMR CPU     32       3      60           3       0     254       2016        0
        SMR SHARED     24       3      60           3       0     254       1512        0
       FFS1 dinode    128       0       0           0       0     126          0        0
            da_ccb    544       0       0           0       0      16          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
   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   2288       0       0           0       0     254          0        0
           sctp_ep   1280       0       0           0       0     254          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      62          0        0
pf table entry counters     64       0       0           0       0     254          0        0
   pf source nodes    136       0       0           0       0     254          0        0
     pf state keys     88       0       0           0       0     126          0        0
         pf states    304       0       0           0       0     254          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags     48       0       0           0       0     254          0        0
      tcp_rack_pcb    832       0       0           0       0      16          0        0
      tcp_rack_map    112       0       0           0       0     126          0        0
       tcp_bbr_pcb    832       0       0           0       0      16          0        0
       tcp_bbr_map    128       0       0           0       0     126          0        0
     udplite_inpcb    488       0       0           0       0     254          0        0
      tcp_log_node    120       0       0           0       0     126          0        0
    tcp_log_bucket    176       0       0           0       0      62          0        0
           tcp_log    416       0       0           0       0     254          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
             tcptw     88       0       0           0       0     254          0        0
               ipq     56       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
              AIOP     32       0       0           0       0     254          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    224       0       0           0       0      62          0        0
           NCLNODE    584       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     24       0       0           0       0     254          0        0
  linux_dma_pctrie    144       0       0           0       0      62          0        0
   IOMMU_MAP_ENTRY    120       0       0           0       0     126          0        0
      ktls_session    128       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      64          0        0
            mdpbuf   2624       0       0           0       0       3          0        0
           nfspbuf   2624       0       0           0       0      16          0        0
            swwbuf   2624       0       0           0       0       8          0        0
            swrbuf   2624       0       0           0       0      16          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
      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-256    256       0       0           0       0      62          0        0
        malloc-256    256       0       0           0       0      62          0        0
        malloc-256    256       0       0           0       0      62          0        0
        malloc-256    256       0       0           0       0      62          0        0
        malloc-256    256       0       0           0       0      62          0        0
        malloc-256    256       0       0           0       0      62          0        0
        malloc-256    256       0       0           0       0      62          0        0
        malloc-256    256       0       0           0       0      62          0        0
        malloc-128    128       0       0           0       0     126          0        0
        malloc-128    128       0       0           0       0     126          0        0
        malloc-128    128       0       0           0       0     126          0        0
        malloc-128    128       0       0           0       0     126          0        0
        malloc-128    128       0       0           0       0     126          0        0
        malloc-128    128       0       0           0       0     126          0        0
        malloc-128    128       0       0           0       0     126          0        0
        malloc-128    128       0       0           0       0     126          0        0
         malloc-64     64       0       0           0       0     254          0        0
         malloc-64     64       0       0           0       0     254          0        0
         malloc-64     64       0       0           0       0     254          0        0
         malloc-64     64       0       0           0       0     254          0        0
         malloc-64     64       0       0           0       0     254          0        0
         malloc-64     64       0       0           0       0     254          0        0
         malloc-64     64       0       0           0       0     254          0        0
         malloc-64     64       0       0           0       0     254          0        0
         malloc-32     32       0       0           0       0     254          0        0
         malloc-32     32       0       0           0       0     254          0        0
         malloc-32     32       0       0           0       0     254          0        0
         malloc-32     32       0       0           0       0     254          0        0
         malloc-32     32       0       0           0       0     254          0        0
         malloc-32     32       0       0           0       0     254          0        0
         malloc-32     32       0       0           0       0     254          0        0
         malloc-32     32       0       0           0       0     254          0        0
         malloc-16     16       0       0           0       0     254          0        0
         malloc-16     16       0       0           0       0     254          0        0
         malloc-16     16       0       0           0       0     254          0        0
         malloc-16     16       0       0           0       0     254          0        0
         malloc-16     16       0       0           0       0     254          0        0
         malloc-16     16       0       0           0       0     254          0        0
         malloc-16     16       0       0           0       0     254          0        0
         malloc-16     16       0       0           0       0     254          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 (7):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-freebsd-main 2021/06/12 07:39 freebsd-src a3238e92d704 1ba81399 console log report syz C panic: Assertion lock == sq->sq_lock failed at /syzkaller/managers/main/kernel/sys/kern/subr_sleepqueue.c:LINE
ci-freebsd-main 2021/07/05 14:51 freebsd-src f649cff58721 55aa55c2 console log report panic: Assertion lock == sq->sq_lock failed at /syzkaller/managers/main/kernel/sys/kern/subr_sleepqueue.c:LINE
ci-freebsd-main 2021/07/05 13:18 freebsd-src 4060e77f49d1 55aa55c2 console log report panic: Assertion lock == sq->sq_lock failed at /syzkaller/managers/main/kernel/sys/kern/subr_sleepqueue.c:LINE
ci-freebsd-main 2021/06/27 22:49 freebsd-src 19c288b3a664 9d2ab5df console log report panic: Assertion lock == sq->sq_lock failed at /syzkaller/managers/main/kernel/sys/kern/subr_sleepqueue.c:LINE
ci-freebsd-main 2021/06/19 09:53 freebsd-src 5f88df77a6a0 aba2b2fb console log report panic: Assertion lock == sq->sq_lock failed at /syzkaller/managers/main/kernel/sys/kern/subr_sleepqueue.c:LINE
ci-freebsd-main 2021/06/13 12:05 freebsd-src 8345c513c552 1ba81399 console log report panic: Assertion lock == sq->sq_lock failed at /syzkaller/managers/main/kernel/sys/kern/subr_sleepqueue.c:LINE
ci-freebsd-main 2021/06/12 07:27 freebsd-src a3238e92d704 1ba81399 console log report panic: Assertion lock == sq->sq_lock failed at /syzkaller/managers/main/kernel/sys/kern/subr_sleepqueue.c:LINE
* Struck through repros no longer work on HEAD.