syzbot


Fatal trap NUM: page fault in witness_checkorder (2)

Status: upstream: reported on 2025/10/12 02:02
Reported-by: syzbot+17d2dca006339d749e1b@syzkaller.appspotmail.com
First crash: 64d, last: 46d
Similar bugs (1)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd Fatal trap NUM: page fault in witness_checkorder -1 4 215d 230d 0/2 auto-obsoleted due to no activity on 2025/08/12 03:33

Sample crash report:
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address	= 0x0
fault code		= supervisor read data, page not present
instruction pointer	= 0x20:0xffffffff815b36c1
stack pointer	        = 0x28:0xfffffe0056db3480
frame pointer	        = 0x28:0xfffffe0056db35c0
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags	= resume, IOPL = 0
current process		= 983 (syz-executor)
rdi: 0000000000000000 rsi: 0000000000000000 rdx: 0000000000000000
rcx: fffffe0002bf1850  r8: 0000000000000000  r9: 0000000000000001
rax: fffffe0000000000 rbx: fffffe005412f9e8 rbp: fffffe0056db35c0
r10: 8aeca6c211e4de3e r11: 0000000000000017 r12: 0000000000000000
r13: 0000002f8aed3453 r14: fffffe005412f9e0 r15: 0000000000000000
trap number		= 12
panic: page fault
cpuid = 0
time = 5
KDB: stack backtrace:

Fatal double fault
rip 0xffffffff816986d8 rsp 0xfffffe0056db1fa0 rbp 0xfffffe0056db2290
rax 0xfffffe0054152780 rdx 0xffffffff82841200 rbx 0xfffffe0054152780
rcx 0xc6 rsi 0xfffff8007fffcfe0 rdi 0x9
r8 0 r9 0xffffffff r10 0
r11 0x17 r12 0xc6 r13 0xfffff8007fffcff8
r14 0xfffffe0056db22e0 r15 0 rflags 0x10086
cs 0x20 ss 0x28 ds 0x3b es 0x3b fs 0x13 gs 0x1b
fsbase 0x254486a020f0 gsbase 0xffffffff84e10000 kgsbase 0
cpuid = 0; apic id = 00
panic: double fault
cpuid = 0
time = 5
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xffffffff83d35310
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xffffffff83d35470
vpanic() at vpanic+0x257/frame 0xffffffff83d35630
panic() at panic+0xb5/frame 0xffffffff83d35700
dblfault_handler() at dblfault_handler+0x2fa/frame 0xffffffff83d357e0
Xdblfault() at Xdblfault+0xd7/frame 0xffffffff83d357e0
--- trap 0x17, rip = 0xffffffff816986d8, rsp = 0xfffffe0056db1fa0, rbp = 0xfffffe0056db2290 ---
witness_checkorder() at witness_checkorder+0x18/frame 0xfffffe0056db2290
__mtx_lock_spin_flags() at __mtx_lock_spin_flags+0x157/frame 0xfffffe0056db2350
msgbuf_addstr() at msgbuf_addstr+0x10f/frame 0xfffffe0056db2530
_vprintf() at _vprintf+0x1ff/frame 0xfffffe0056db26d0
printf() at printf+0xd5/frame 0xfffffe0056db27c0
db_putc() at db_putc+0x67/frame 0xfffffe0056db27f0
kvprintf() at kvprintf+0x1425/frame 0xfffffe0056db29b0
db_printf() at db_printf+0x125/frame 0xfffffe0056db2b00
db_print_stack_entry() at db_print_stack_entry+0x34/frame 0xfffffe0056db2b30
db_backtrace() at db_backtrace+0x188/frame 0xfffffe0056db2bb0
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056db2cb0
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056db2e10
vpanic() at vpanic+0x257/frame 0xfffffe0056db2fd0
panic() at panic+0xb5/frame 0xfffffe0056db3090
trap_pfault() at trap_pfault+0xaf2/frame 0xfffffe0056db31d0
trap() at trap+0x784/frame 0xfffffe0056db33b0
calltrap() at calltrap+0x8/frame 0xfffffe0056db33b0
--- trap 0xc, rip = 0xffffffff815b36c1, rsp = 0xfffffe0056db3480, rbp = 0xfffffe0056db35c0 ---
callout_process() at callout_process+0x441/frame 0xfffffe0056db35c0
handleevents() at handleevents+0x3ee/frame 0xfffffe0056db3630
timercb() at timercb+0x3cb/frame 0xfffffe0056db3700
lapic_handle_timer() at lapic_handle_timer+0x17f/frame 0xfffffe0056db3740
Xtimerint() at Xtimerint+0xb1/frame 0xfffffe0056db3740
--- interrupt, rip = 0xffffffff8160f953, rsp = 0xfffffe0056db3810, rbp = 0xfffffe0056db3810 ---
__asan_load1_noabort() at __asan_load1_noabort+0x33/frame 0xfffffe0056db3810
round_fn() at round_fn+0x269/frame 0xfffffe0056db3910
compress_pre() at compress_pre+0x45a/frame 0xfffffe0056db3a10
blake3_hash_many_generic() at blake3_hash_many_generic+0x7b9/frame 0xfffffe0056db3c30
blake3_compress_subtree_wide() at blake3_compress_subtree_wide+0x46e/frame 0xfffffe0056db4420
blake3_compress_subtree_wide() at blake3_compress_subtree_wide+0x1d0/frame 0xfffffe0056db4c00
blake3_compress_subtree_wide() at blake3_compress_subtree_wide+0x1fa/frame 0xfffffe0056db53e0
blake3_compress_subtree_wide() at blake3_compress_subtree_wide+0x1fa/frame 0xfffffe0056db5bc0
blake3_compress_subtree_wide() at blake3_compress_subtree_wide+0x1d0/frame 0xfffffe0056db63a0
Blake3_Update() at Blake3_Update+0x16d5/frame 0xfffffe0056db6f20
blake3_incremental() at blake3_incremental+0x15/frame 0xfffffe0056db6f30
abd_iterate_func() at abd_iterate_func+0x20d/frame 0xfffffe0056db7080
abd_checksum_blake3_native() at abd_checksum_blake3_native+0x9f/frame 0xfffffe0056db70d0
chksum_run() at chksum_run+0x19d/frame 0xfffffe0056db7230
chksum_benchit() at chksum_benchit+0x134/frame 0xfffffe0056db7260
chksum_benchmark() at chksum_benchmark+0x60f/frame 0xfffffe0056db7300
chksum_init() at chksum_init+0x10/frame 0xfffffe0056db7320
spa_init() at spa_init+0x10c/frame 0xfffffe0056db7340
zfs_kmod_init() at zfs_kmod_init+0x20/frame 0xfffffe0056db7360
zfs_modevent() at zfs_modevent+0x35/frame 0xfffffe0056db7380
module_register_init() at module_register_init+0xf4/frame 0xfffffe0056db73d0
linker_load_module() at linker_load_module+0x1ec2/frame 0xfffffe0056db7ab0
kern_kldload() at kern_kldload+0x2c6/frame 0xfffffe0056db7b90
vfs_byname_kld() at vfs_byname_kld+0xa2/frame 0xfffffe0056db7c50
sys_mount() at sys_mount+0x1c5/frame 0xfffffe0056db7d10
amd64_syscall() at amd64_syscall+0x4e2/frame 0xfffffe0056db7f30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0056db7f30
--- syscall (198, FreeBSD ELF64, __syscall), rip = 0x3a6e9a, rsp = 0x825b1ff08, rbp = 0x825b1ff80 ---
KDB: enter: panic
[ thread pid 983 tid 100328 ]
Stopped at      kdb_enter+0x6e: movq    $0,0x258b757(%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         0xfffffe0002bf1850
rdx                          0
rbx         0xffffffff82826a80  .str.27
rsp         0xffffffff83d35450  dblfault_stack+0xb90
rbp         0xffffffff83d35470  dblfault_stack+0xbb0
rsi                          0
rdi         0xffffffff8165a459  printf+0x149
r8                           0
r9                  0xffffffff
r10             0x254486a020f0
r11         0xffffffff84e10000
r12         0xfffffe0054152780
r13                          0
r14         0xffffffff82826a80  .str.27
r15                          0
rip         0xffffffff8164383e  kdb_enter+0x6e
rflags                    0x46
kdb_enter+0x6e: movq    $0,0x258b757(%rip)
db> show proc
Process 983 (syz-executor) at 0xfffffe005413d000:
 state: NORMAL
 uid: 0 gid: 0 supp gids: 0, 5
 parent: pid 766 at 0xfffffe00540f4ac0
 ABI: FreeBSD ELF64
 flag: 0x10080480  flag2: 0x40000
 arguments: ./syz-executor exec
 reaper: 0xfffffe0007809010 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe0007811490
   (map 0xfffffe0007811490)
   (map.pmap 0xfffffe0007811530)
   (pmap 0xfffffe00078115a0)
 threads: 2
100320                   s                                   syz-executor
100328                   Run     CPU 0                       syz-executor
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 1039  1035   764     0  SV      uwait   0xfffffe0078374d00  syz-executor
 1038   765   765     0  S       (threaded)                  syz-executor
100197                   S       nanslp  0xffffffff83bb0001  syz-executor
100469                   S       select  0xfffffe0078756f40  syz-executor
100486                   S       uwait   0xfffffe006e9c8200  syz-executor
 1037   763   763 60928  D       (threaded)                  syz-executor
100466                   S       nanslp  0xffffffff83bb0001  syz-executor
100467                   D       fork    0xffffffff8282b161  syz-executor
100468                   S       uwait   0xfffffe006dffea00  syz-executor
 1035   764   764     0  T       (threaded)                  syz-executor
100437                   s                                   syz-executor
100460                   D       ppwait  0xfffffe0054160a68  syz-executor
 1030     1   765     0  S       uwait   0xfffffe0078374b00  syz-executor
 1029     1   765     0  S       uwait   0xfffffe006e9cab80  syz-executor
 1028     1   765     0  S       uwait   0xfffffe0078374f00  syz-executor
 1027     1   763     0  T       uwait   0xfffffe006e9ca600  syz-executor
 1015     1   765     0  S       uwait   0xfffffe0058519280  syz-executor
 1012     1   765     0  S       uwait   0xfffffe0078374e00  syz-executor
  998     1   764     0  S       uwait   0xfffffe006e9ca500  syz-executor
  997     1   764     0  S       uwait   0xfffffe006dffe580  syz-executor
  993     1   763     0  S       uwait   0xfffffe0058157f00  syz-executor
  983   766   766     0  T       (threaded)                  syz-executor
100320                   s                                   syz-executor
100328                   Run     CPU 0                       syz-executor
  976     1   763     0  S       uwait   0xfffffe006dffc280  syz-executor
  975     1   763     0  S       uwait   0xfffffe005851c780  syz-executor
  970     0     0     0  DL      mdwait  0xfffffe0059adb000  [md32]
  965     1   764     0  S       uwait   0xfffffe005851c380  syz-executor
  964     1   764     0  SV      accept  0xfffffe0059b43a10  syz-executor
  962     1   764    -1  S       uwait   0xfffffe0058155c80  syz-executor
  961     1   764     0  S       uwait   0xfffffe0007779600  syz-executor
  941     0     0     0  DL      (threaded)                  [KTLS]
100178                   D       -       0xfffffe005971ac00  [thr_0]
100253                   D       -       0xfffffe005971ac80  [thr_1]
100254                   D       -       0xffffffff83cd1a28  [reclaim_0]
  915     1   764     0  SV      uwait   0xfffffe006dffcb80  syz-executor
  909     0     0     0  DL      (threaded)                  [so_splice]
100180                   D       -       0xfffffe005864fc80  [thr_0]
100195                   D       -       0xfffffe005864fcc0  [thr_1]
  908     1   908     0  Ss      select  0xfffffe005850a240  rtsol
  907     1   907     0  Ss      select  0xfffffe005850a340  rtsol
  906     1   906     0  Ss      select  0xfffffe005850a2c0  rtsol
  902   779   423     0  S       kqread  0xfffffe0007a98500  rtsol
  880     0     0     0  DL      aiordy  0xfffffe005412fac0  [aiod32]
  879     0     0     0  DL      aiordy  0xfffffe0054137568  [aiod31]
  878     0     0     0  DL      aiordy  0xfffffe0054130018  [aiod30]
  877     0     0     0  DL      aiordy  0xfffffe0054130570  [aiod29]
  876     0     0     0  DL      aiordy  0xfffffe0054137ac0  [aiod28]
  875     0     0     0  DL      aiordy  0xfffffe0054135000  [aiod27]
  874     0     0     0  DL      aiordy  0xfffffe0054138018  [aiod26]
  873     0     0     0  DL      aiordy  0xfffffe0054135558  [aiod25]
  872     0     0     0  DL      aiordy  0xfffffe0054138570  [aiod24]
  871     0     0     0  DL      aiordy  0xfffffe0054135ab0  [aiod23]
  870     0     0     0  DL      aiordy  0xfffffe0054101018  [aiod22]
  869     0     0     0  DL      aiordy  0xfffffe0054101570  [aiod21]
  868     0     0     0  DL      aiordy  0xfffffe005400c010  [aiod20]
  867     0     0     0  DL      aiordy  0xfffffe005412d000  [aiod19]
  866     0     0     0  DL      aiordy  0xfffffe005412d558  [aiod18]
  865     0     0     0  DL      aiordy  0xfffffe00540c9558  [aiod17]
  864     0     0     0  DL      aiordy  0xfffffe005412dab0  [aiod16]
  863     0     0     0  DL      aiordy  0xfffffe005412e008  [aiod15]
  862     0     0     0  DL      aiordy  0xfffffe00540c9ab0  [aiod14]
  861     0     0     0  DL      aiordy  0xfffffe005412e560  [aiod13]
  860     0     0     0  DL      aiordy  0xfffffe00540c9000  [aiod12]
  859     0     0     0  DL      aiordy  0xfffffe005412eab8  [aiod11]
  858     0     0     0  DL      aiordy  0xfffffe005400d570  [aiod10]
  857     0     0     0  DL      aiordy  0xfffffe00540fe558  [aiod9]
  856     0     0     0  DL      aiordy  0xfffffe00540ffab8  [aiod8]
  855     0     0     0  DL      aiordy  0xfffffe00540f4568  [aiod7]
  854     0     0     0  DL      aiordy  0xfffffe00540feab0  [aiod6]
  853     0     0     0  DL      aiordy  0xfffffe00540ff008  [aiod5]
  847     1   763     0  S       uwait   0xfffffe0058519b80  syz-executor
  817     0     0     0  DL      aiordy  0xfffffe005400c568  [aiod4]
  816     0     0     0  DL      aiordy  0xfffffe00540ca560  [aiod3]
  815     0     0     0  DL      aiordy  0xfffffe005400d018  [aiod2]
  814     0     0     0  DL      aiordy  0xfffffe0054100ac0  [aiod1]
  779   769   423     0  S       wait    0xfffffe00540f3ab8  sh
  769   423   423     0  S       wait    0xfffffe00540f4010  sh
  766   762   766     0  S       wait    0xfffffe00540f4ac0  syz-executor
  765   762   765     0  S       nanslp  0xffffffff83bb0001  syz-executor
  764   762   764     0  S       nanslp  0xffffffff83bb0001  syz-executor
  763   762   763     0  S       nanslp  0xffffffff83bb0001  syz-executor
  762   760   760     0  S       select  0xfffffe005850a440  syz-executor
  760   758   760     0  Ss      sigsusp 0xfffffe00540fe0b0  csh
  758   681   758     0  Ss      select  0xfffffe005850a5c0  sshd
  750     1   750     0  Ss+     ttyin   0xfffffe00582af8b0  getty
  749     1   749     0  Ss+     ttyin   0xfffffe00594d68b0  getty
  748     1   748     0  Ss+     ttyin   0xfffffe00594d70b0  getty
  747     1   747     0  Ss+     ttyin   0xfffffe00594d78b0  getty
  746     1   746     0  Ss+     ttyin   0xfffffe0053f790b0  getty
  745     1   745     0  Ss+     ttyin   0xfffffe0053f798b0  getty
  744     1   744     0  Ss+     ttyin   0xfffffe0053f7a0b0  getty
  743     1   743     0  Ss+     ttyin   0xfffffe0053f7a8b0  getty
  742     1   742     0  Ss+     ttyin   0xfffffe0053f7b0b0  getty
  740     1    17     0  S+      piperd  0xfffffe00598739e0  logger
  739   738    17     0  S+      nanslp  0xffffffff83bb0000  sleep
  738     1    17     0  S+      wait    0xfffffe0007809ac0  sh
  686     1   686     0  Ss      nanslp  0xffffffff83bb0001  cron
  681     1   681     0  Ss      select  0xfffffe005850a8c0  sshd
  494     1   494     0  Ss      select  0xfffffe005850a9c0  syslogd
  423     1   423     0  Ss      wait    0xfffffe00540ca008  devd
  422     1   422    65  Ss      select  0xfffffe006dc122c0  dhclient
  337     1   337     0  Ss      select  0xfffffe005850ab40  dhclient
  334     1   334     0  Ss      select  0xfffffe006dc123c0  dhclient
   16     0     0     0  DL      syncer  0xffffffff83cddc20  [syncer]
   15     0     0     0  DL      vlruwt  0xfffffe0054002558  [vnlru]
   14     0     0     0  DL      (threaded)                  [bufdaemon]
100079                   D       psleep  0xffffffff83cdc160  [bufdaemon]
100082                   D       -       0xffffffff83001ec0  [bufspacedaemon-0]
100094                   D       sdflush 0xfffffe00586444e8  [/ worker]
    9     0     0     0  DL      psleep  0xffffffff83d1d040  [vmdaemon]
    8     0     0     0  DL      (threaded)                  [pagedaemon]
100077                   D       psleep  0xffffffff83d03108  [dom0]
100080                   D       launds  0xffffffff83d03114  [laundry: dom0]
100081                   D       umarcl  0xffffffff81e2c070  [uma]
    7     0     0     0  DL      -       0xffffffff839285b0  [rand_harvestq]
    6     0     0     0  DL      pftm    0xffffffff845f7f60  [pf purge]
    5     0     0     0  DL      waiting 0xffffffff844b7700  [sctp_iterator]
    4     0     0     0  DL      (threaded)                  [cam]
100045                   D       -       0xffffffff838f2340  [doneq0]
100046                   D       -       0xffffffff838f22c0  [async]
100075                   D       -       0xffffffff838f2140  [scanner]
    3     0     0     0  DL      (threaded)                  [crypto]
100042                   D       crypto_ 0xffffffff83cfe9e0  [crypto]
100043                   D       crypto_ 0xfffffe0007a95330  [crypto returns 0]
100044                   D       crypto_ 0xfffffe0007a95380  [crypto returns 1]
   13     0     0     0  DL      (threaded)                  [geom]
100037                   D       -       0xffffffff83b58600  [g_event]
100038                   D       -       0xffffffff83b58620  [g_up]
100039                   D       -       0xffffffff83b58640  [g_down]
    2     0     0     0  RL      (threaded)                  [clock]
100031                   I                                   [clock (0)]
100032                   Run     CPU 1                       [clock (1)]
   12     0     0     0  WL      (threaded)                  [intr]
100013                   I                                   [swi6: task queue]
100014                   I                                   [swi6: Giant taskq]
100016                   I                                   [swi5: fast taskq]
100033                   I                                   [swi1: netisr 0]
100034                   I                                   [swi1: hpts]
100035                   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    0xfffffe0007809010  [init]
   10     0     0     0  DL      audit_w 0xffffffff83cff480  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       parked  0xffffffff84c51ff0  [swapper]
100005                   D       -       0xfffffe0053e24700  [softirq_0]
100006                   D       -       0xfffffe0053e24600  [softirq_1]
100007                   D       -       0xfffffe0053e24500  [if_io_tqg_0]
100008                   D       -       0xfffffe0053e24400  [if_io_tqg_1]
100009                   D       -       0xfffffe0053e24300  [if_config_tqg_0]
100010                   D       -       0xfffffe000777d500  [kqueue_ctx taskq]
100011                   D       -       0xfffffe000777d400  [jail_remove taskq]
100012                   D       -       0xfffffe000777d300  [bus taskq]
100015                   D       -       0xfffffe000777d000  [thread taskq]
100017                   D       -       0xfffffe000777cd00  [aiod_kick taskq]
100018                   D       -       0xfffffe000777cc00  [deferred_unmount ta]
100019                   D       -       0xfffffe000777cb00  [inm_free taskq]
100020                   D       -       0xfffffe000777ca00  [in6m_free taskq]
100021                   D       -       0xfffffe000777c900  [linuxkpi_irq_wq]
100022                   D       -       0xfffffe000777c800  [linuxkpi_short_wq_0]
100023                   D       -       0xfffffe000777c800  [linuxkpi_short_wq_1]
100024                   D       -       0xfffffe000777c800  [linuxkpi_short_wq_2]
100025                   D       -       0xfffffe000777c800  [linuxkpi_short_wq_3]
100026                   D       -       0xfffffe000777c700  [linuxkpi_long_wq_0]
100027                   D       -       0xfffffe000777c700  [linuxkpi_long_wq_1]
100028                   D       -       0xfffffe000777c700  [linuxkpi_long_wq_2]
100029                   D       -       0xfffffe000777c700  [linuxkpi_long_wq_3]
100036                   D       -       0xfffffe000777c600  [firmware taskq]
100040                   D       -       0xfffffe000777c400  [crypto_0]
100041                   D       -       0xfffffe000777c400  [crypto_1]
100056                   D       -       0xfffffe000777c000  [vtnet0 rxq 0]
100057                   D       -       0xfffffe000777be00  [vtnet0 txq 0]
100058                   D       -       0xfffffe000777bd00  [vtnet0 rxq 1]
100059                   D       -       0xfffffe000777bc00  [vtnet0 txq 1]
100061                   D       vtbslp  0xfffffe0057d90f00  [virtio_balloon]
100065                   D       -       0xffffffff8282b160  [deadlkres]
100069                   D       -       0xfffffe0059418a00  [acpi_task_0]
100070                   D       -       0xfffffe0059418a00  [acpi_task_1]
100071                   D       -       0xfffffe0059418a00  [acpi_task_2]
100073                   D       -       0xfffffe000777d600  [mca taskq]
100074                   D       -       0xfffffe000777c300  [CAM taskq]
100076                   D       -       0xfffffe000777bb00  [ipsec_offload]
100369                   D       -       0xfffffe005971a900  [system_taskq_0]
100370                   D       -       0xfffffe005971a900  [system_taskq_1]
100371                   D       -       0xfffffe006e8bab00  [system_delay_taskq_]
100372                   D       -       0xfffffe006e8bab00  [system_delay_taskq_]
100373                   D       -       0xfffffe006e8baa00  [zvol_tq-0_0]
100374                   D       -       0xfffffe006e8baa00  [zvol_tq-0_1]
100375                   D       -       0xfffffe006e8baa00  [zvol_tq-0_2]
100376                   D       -       0xfffffe006e8baa00  [zvol_tq-0_3]
100377                   D       -       0xfffffe006e8baa00  [zvol_tq-0_4]
100378                   D       -       0xfffffe006e8baa00  [zvol_tq-0_5]
100379                   D       -       0xfffffe006e8baa00  [zvol_tq-0_6]
100380                   D       -       0xfffffe006e8baa00  [zvol_tq-0_7]
100381                   D       -       0xfffffe006e8baa00  [zvol_tq-0_8]
100382                   D       -       0xfffffe006e8baa00  [zvol_tq-0_9]
100383                   D       -       0xfffffe006e8baa00  [zvol_tq-0_10]
100384                   D       -       0xfffffe006e8baa00  [zvol_tq-0_11]
100385                   D       -       0xfffffe006e8baa00  [zvol_tq-0_12]
100386                   D       -       0xfffffe006e8baa00  [zvol_tq-0_13]
100387                   D       -       0xfffffe006e8baa00  [zvol_tq-0_14]
100388                   D       -       0xfffffe006e8baa00  [zvol_tq-0_15]
100389                   D       -       0xfffffe006e8baa00  [zvol_tq-0_16]
100390                   D       -       0xfffffe006e8baa00  [zvol_tq-0_17]
100391                   D       -       0xfffffe006e8baa00  [zvol_tq-0_18]
100392                   D       -       0xfffffe006e8baa00  [zvol_tq-0_19]
100393                   D       -       0xfffffe006e8baa00  [zvol_tq-0_20]
100394                   D       -       0xfffffe006e8baa00  [zvol_tq-0_21]
100395                   D       -       0xfffffe006e8baa00  [zvol_tq-0_22]
100396                   D       -       0xfffffe006e8baa00  [zvol_tq-0_23]
100397                   D       -       0xfffffe006e8baa00  [zvol_tq-0_24]
100398                   D       -       0xfffffe006e8baa00  [zvol_tq-0_25]
100399                   D       -       0xfffffe006e8baa00  [zvol_tq-0_26]
100400                   D       -       0xfffffe006e8baa00  [zvol_tq-0_27]
100401                   D       -       0xfffffe006e8baa00  [zvol_tq-0_28]
100402                   D       -       0xfffffe006e8baa00  [zvol_tq-0_29]
100403                   D       -       0xfffffe006e8baa00  [zvol_tq-0_30]
100404                   D       -       0xfffffe006e8baa00  [zvol_tq-0_31]
100405                   D       -       0xfffffe006e8ba800  [arc_prune]
100406                   D       -       0xfffffe006e8ba700  [arc_flush_0]
100407                   D       -       0xfffffe006e8ba700  [arc_flush_1]
100433                   D       -       0xfffffe000777b100  [dbu_evict]
100470                   D       -       0xfffffe006e8bac00  [z_vdev_file_0]
100471                   D       -       0xfffffe006e8bac00  [z_vdev_file_1]
100472                   D       -       0xfffffe006e8bac00  [z_vdev_file_2]
100473                   D       -       0xfffffe006e8bac00  [z_vdev_file_3]
100474                   D       -       0xfffffe006e8bac00  [z_vdev_file_4]
100475                   D       -       0xfffffe006e8bac00  [z_vdev_file_5]
100476                   D       -       0xfffffe006e8bac00  [z_vdev_file_6]
100477                   D       -       0xfffffe006e8bac00  [z_vdev_file_7]
100478                   D       -       0xfffffe006e8bac00  [z_vdev_file_8]
100479                   D       -       0xfffffe006e8bac00  [z_vdev_file_9]
100480                   D       -       0xfffffe006e8bac00  [z_vdev_file_10]
100481                   D       -       0xfffffe006e8bac00  [z_vdev_file_11]
100482                   D       -       0xfffffe006e8bac00  [z_vdev_file_12]
100483                   D       -       0xfffffe006e8bac00  [z_vdev_file_13]
100484                   D       -       0xfffffe006e8bac00  [z_vdev_file_14]
100485                   D       -       0xfffffe006e8bac00  [z_vdev_file_15]
db> show all locks
Process 983 (syz-executor) thread 0xfffffe0054152780 (100328)
exclusive sleep mutex Giant (Giant) r = 1 (0xffffffff83001940) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_linker.c:232
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            6        12804K            6
            linker          433        12333K          631
          tcp_hpts            8         4865K            8
            devbuf         4188         4324K         4214
           solaris          101         2905K          183
         sysctloid        43927         2581K        44031
             vtbuf           24         1968K           46
              kobj          331         1324K          504
            newblk           19         1029K         1315
          vfscache            3         1025K            3
               pcb           41          678K          155
          inodedep           16          518K          391
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          228          470K         1166
          filedesc           50          393K          349
         vnet_data            2          224K            2
          acpitask            1          224K            1
            KTRACE          102          201K        38357
            acpica         1674          184K        54444
              vmem            5          144K            7
           tidhash            3          141K            3
           pagedep           11          131K          182
        tfo_ccache            1          128K            1
          IP reass            1          128K            1
            DEVFS1          107          107K          124
               sem            4          106K            4
        gtaskqueue           18           98K           18
               LRO           20           83K           20
               bus         1000           82K         5086
          mtx_pool            3           74K            3
          syncache            1           68K            1
     NFSD srvcache            3           68K            3
           kdtrace          347           67K         1531
            module          528           66K          529
       ddb_capture            1           64K            1
              umtx          496           62K          496
         hostcache            1           32K            1
               shm            1           32K            2
            DEVFS3          127           32K          137
               msg            4           30K            4
               BPF           20           28K           28
            kbdmux            6           28K            6
              temp           38           21K         1938
        DEVFS_RULE           56           20K           56
            ifaddr           72           20K           74
         ufs_mount            4           17K            5
              proc            3           17K            3
               tty           16           16K           16
          routetbl          124           16K          395
        kstat_data           15           15K           15
           ithread           90           15K           90
            bus-sc           34           15K         1657
           lltable           47           15K           47
             ifnet            8           15K            8
      eventhandler          164           14K          164
              cred           31           14K          216
            kqueue          124           13K         1244
       ether_multi          152           13K          179
              kenv           95           12K           95
              GEOM           54           12K          452
         CAM queue            5           11K         1528
              rman           82           10K          437
         taskqueue           90           10K          114
             shmfd            4           10K           10
            plimit           24            9K          387
               rpc            8            9K            8
         in6_multi           65            9K           65
         bmsafemap            2            9K          319
              ksem            2            9K            3
           devstat            4            9K            4
              UART           12            9K           12
       pfs_vncache            1            8K            1
     audit_evclass          240            8K          306
           pwddesc          106            7K         1071
            sglist            6            7K            6
               UMA          333            7K          333
           CAM DEV            3            6K          510
         pfs_nodes           22            6K           22
          pf_ifnet           12            5K           23
       ufs_dirhash           24            5K           30
                vt           11            5K           11
           memdesc            1            4K            1
               MCA           32            4K           32
           md_disk            1            4K            5
             evdev            4            4K            4
           acpisem           28            4K           28
             selfd           49            4K        24842
            DEVFSP           49            4K          147
         proc-args          104            4K         2045
            crypto            6            3K           23
           session           23            3K           36
          terminal           11            3K           11
           uidinfo            5            3K           15
           acpidev           20            3K           20
             hhook            8            3K           10
             clone            9            3K            9
          kcovinfo           36            3K           36
           netlink            2            3K           74
        local_apic            1            2K            1
           io_apic            1            2K            1
         ipsec-saq            2            2K            2
            ip6ndp           13            2K           15
            Unitno           31            2K           86
               osd           68            2K          152
          sctp_ifa           13            2K           14
            select           13            2K           39
           CAM XPT           22            2K          543
             lockf           15            2K           80
         sctp_atcl            4            2K           32
          in_multi            6            2K           12
               tun            4            2K            4
         toponodes            6            2K            6
       ipsecpolicy            2            2K            2
               msi            9            2K            9
           softdep            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
       vnodemarker            2            1K           34
               aio           32            1K           34
      NFSD session            1            1K            1
         newdirblk            7            1K          156
               mld            7            1K            7
            CC Mem            7            1K           74
              igmp            7            1K            7
        CAM periph            4            1K          271
       inpcbpolicy           26            1K          332
            ip6opt            5            1K           22
             ipsec            3            1K            3
         sctp_timw            3            1K            3
          sctp_ifn            6            1K           14
            dirrem            3            1K          265
              pfil            6            1K            6
            isadev            6            1K            6
             mount           16            1K          354
          pci_link           10            1K           10
            diradd            5            1K          282
 encap_export_host           12            1K           12
          indirdep            2            1K          229
          procdesc            4            1K           10
              cdev            2            1K            2
       lkpikmalloc            8            1K            9
      counter_rate           13            1K           13
         cryptodev            6            1K          150
             mkdir            3            1K          312
    chacha20random            1            1K            1
            biobuf            1            1K            1
             DEVFS           10            1K           11
        ip_msource            4            1K           12
           inotify            1            1K           57
            vnodes            1            1K            3
              ktls            1            1K            7
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
           CAM SIM            2            1K            2
            prison            8            1K            8
            feeder            7            1K            7
             taskq            2            1K            2
       ip6_msource            3            1K            5
             frag6            2            1K            2
           tcpfunc            3            1K            3
        loginclass            3            1K            5
         sctp_atky            4            1K           35
          nexusdev            8            1K            8
            apmdev            1            1K            1
          atkbddev            2            1K            2
               gif            1            1K            1
           eventfd            1            1K            4
          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         3398
          filecaps            4            1K           78
          sctp_vrf            1            1K            1
         sctp_athm            4            1K           32
          freework            1            1K          352
              vnet            1            1K            1
               pmc            1            1K            1
           entropy            2            1K           33
          acpiintr            1            1K            1
            DEVFS4            2            1K            2
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
         sfs_nodes            0            0K            0
        zones_data            0            0K            0
        ext2_mount            0            0K            0
         ext2_node            0            0K            0
      ext2_extents            0            0K            0
            mqdata            0            0K            0
           filemon            0            0K            1
      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
          pf_table            0            0K            0
                pf            0            0K            0
           pf_rule            0            0K            1
           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            8
         sctp_iter            0            0K           11
         sctp_mvrf            0            0K            0
         sctp_cpal            0            0K            0
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_a_it            0            0K           11
         sctp_aadr            0            0K            0
         sctp_stro            0            0K            3
         sctp_stri            0            0K            0
          sctp_map            0            0K            6
        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
      NMI handlers            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            1
            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          283
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K           15
           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
          freefile            0            0K          225
          freeblks            0            0K          202
          freefrag            0            0K           40
        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
          ktls_ocf            0            0K            1
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
      MLX5E_TLS_RX            0            0K            0
        MLX5EEPROM            0            0K            0
         MLX5E_TLS            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
            MLX5EN            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
          MLX5DUMP            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
       simple_attr            0            0K            0
          seq_file            0            0K            0
           lkpiskb            0            0K            0
             radix            0            0K            0
               idr            0            0K            0
          lkpindev            0            0K            0
           lkpimhi            0            0K            0
            lkpifw            0            0K            0
         lkpi80211            0            0K            0
               NLM            0            0K            0
    ipsec-spdcache            0            0K            0
         ipsec-reg            0            0K            0
        ipsec-misc            0            0K            0
      ipsecrequest            0            0K            0
      ip6_moptions            0            0K            3
       in6_mfilter            0            0K            8
            tcplog            0            0K            0
        tcp_hwpace            0            0K            0
       ip_moptions            0            0K           12
        in_mfilter            0            0K           23
              ipid            0            0K            0
         80211scan            0            0K            0
      80211ratectl            0            0K            0
        80211power            0            0K            0
       80211nodeie            0            0K            0
         80211node            0            0K            0
      80211mesh_gt            0            0K            0
      80211mesh_rt            0            0K            0
         80211perr            0            0K            0
         80211prep            0            0K            0
         80211preq            0            0K            0
          80211dfs            0            0K            0
       80211crypto            0            0K            0
          80211vap            0            0K            0
             iflib            0            0K            0
              vlan            0            0K            0
           ifdescr            0            0K            0
              zlib            0            0K           22
           fadvise            0            0K            2
           VN POLL            0            0K            6
            statfs            0            0K          190
     namei_tracker            0            0K            2
       export_host            0            0K            0
        cl_savebuf            0            0K           14
               lio            0            0K           10
               acl            0            0K            0
          mbuf_tag            0            0K            0
              accf            0            0K            0
               pts            0            0K            0
           timerfd            0            0K            0
               iov            0            0K        15038
          ioctlops            0            0K          119
           Witness            0            0K            0
             stack            0            0K            0
              sbuf            0            0K          210
          firmware            0            0K            0
        compressor            0            0K            0
              SWAP            0            0K            0
         sysctltmp            0            0K          635
            sysctl            0            0K            3
              ekcd            0            0K            0
            dumper            0            0K            0
          sendfile            0            0K            1
              rctl            0            0K            0
             cache            0            0K            0
             kexec            0            0K            0
          jaildesc            0            0K            0
      prison_racct            0            0K            0
       Fail Points            0            0K            0
             sigio            0            0K            1
filedesc_to_leader            0            0K            0
               pwd            0            0K            0
       tty console            0            0K            0
         boottrace            0            0K            0
        isofs_node            0            0K            0
       isofs_mount            0            0K            0
     tr_raid5_data            0            0K            0
    tr_raid1e_data            0            0K            0
     tr_raid1_data            0            0K            0
     tr_raid0_data            0            0K            0
    tr_concat_data            0            0K            0
       md_sii_data            0            0K            0
   md_promise_data            0            0K            0
    md_nvidia_data            0            0K            0
   md_jmicron_data            0            0K            0
     md_intel_data            0            0K            0
       md_ddf_data            0            0K            0
         raid_data            0            0K           78
     geom_flashmap            0            0K            0
         tmpfs dir            0            0K            0
        tmpfs name            0            0K            0
       tmpfs mount            0            0K            0
     tmpfs extattr            0            0K            0
           NFS FHA            0            0K            0
         newnfsmnt            0            0K            0
  newnfsclient_req            0            0K            0
   NFSCL layrecall            0            0K            0
     NFSCL session            0            0K            0
     NFSCL sockreq            0            0K            0
     NFSCL devinfo            0            0K            0
     NFSCL flayout            0            0K            0
      NFSCL layout            0            0K            0
     NFSD rollback            0            0K            0
      NFSCL diroff            0            0K            0
        NEWNFSnode            0            0K            0
         NFSCL lck            0            0K            0
      NFSCL lckown            0            0K            0
      NFSCL client            0            0K            0
       NFSCL deleg            0            0K            0
        NFSCL open            0            0K            0
       NFSCL owner            0            0K            0
            NFS fh            0            0K            0
           NFS req            0            0K            0
     NFSD usrgroup            0            0K            0
       NFSD string            0            0K            0
       NFSD V4lock            0            0K            0
      NFSD V4state            0            0K            0
       msdosfs_fat            0            0K            0
     msdosfs_mount            0            0K            0
      msdosfs_node            0            0K            0
            DEVFS2            0            0K            0
            gntdev            0            0K            0
       privcmd_dev            0            0K            0
        evtchn_dev            0            0K            0
          xenstore            0            0K            0
               xnb            0            0K            0
          xen_acpi            0            0K            0
              xbbd            0            0K            0
               xbd            0            0K            0
           Balloon            0            0K            0
          sysmouse            0            0K            0
            vtfont            0            0K            0
            pvscsi            0            0K            0
            USBdev            0            0K            0
               USB            0            0K            0
            ufshci            0            0K            0
            twsbuf            0            0K            0
       tcp_log_dev            0            0K            0
      midi buffers            0            0K            0
             mixer            0            0K            0
              ac97            0            0K            0
             hdacc            0            0K            0
              hdac            0            0K            0
              hdaa            0            0K            0
       SIIS driver            0            0K            0
               PUC            0            0K            0
          ppbusdev            0            0K            0
            sr_iov            0            0K            0
               OCS            0            0K            0
               OCS            0            0K            0
              nvme            0            0K            0
               nvd            0            0K            0
            netmap            0            0K            0
            mwldev            0            0K            0
        MVS driver            0            0K            0
         mpi3mrbuf            0            0K            0
          mrsasbuf            0            0K            0
          mpt_user            0            0K            0
          mps_user            0            0K            0
            MPSSAS            0            0K            0
               mps            0            0K            0
          mpr_user            0            0K            0
            MPRSAS            0            0K            0
               mpr            0            0K            0
            mfibuf            0            0K            0
        md_sectors            0            0K            0
           malodev            0            0K            0
               LED            0            0K            0
          ix_sriov            0            0K            0
                ix            0            0K            0
            ipsbuf            0            0K            0
         ciss_data            0            0K            0
         BACKLIGHT            0            0K            0
           ath_hal            0            0K            0
            athdev            0            0K            0
           ata_pci            0            0K            0
           ata_dma            0            0K            0
       ata_generic            0            0K            0
       AHCI driver            0            0K            0
               agp            0            0K            0
           acpipwr            0            0K            0
         acpi_perf            0            0K            0
         acpicmbat            0            0K            0
        aacraidcam            0            0K            0
       aacraid_buf            0            0K            0
            aaccam            0            0K            0
            aacbuf            0            0K            0
              zstd            0            0K            0
            XZ_DEC            0            0K            0
            nvlist            0            0K          350
          SCSI ENC            0            0K            0
           SCSI sa            0            0K            0
         scsi_pass            0            0K            0
           scsi_da            0            0K           70
            ata_da            0            0K            0
           scsi_ch            0            0K            0
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           nvme_da            0            0K            0
           CAM CCB            0            0K          523
     CAM ccb queue            0            0K            0
db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
   mbuf_jumbo_page   4096    8336    1824       21106       0     254   41615360        0
              mbuf    256    8699    1728       25841       0     254    2669312        0
        malloc-128    128   14349     159       17863       0     126    1857024        0
          BUF TRIE    152     265   11539        1328       0      62    1794208        0
        malloc-384    384    4174      26        4190       0      30    1612800        0
           tcp_log    416    2395    1169        6725       0     254    1482624        0
       malloc-4096   4096     351       3        1089       0       2    1449984        0
       UMA Slabs 0    112   11820      18       11820       0     126    1325856        0
        RADIX NODE    152    7431     208       33792       0      62    1161128        0
         sctp_asoc   2256       0     510           3       0     254    1150560        0
      malloc-65536  65536      16       1          20       0       1    1114112        0
      mbuf_cluster   2048     508       0         508       0     254    1040384        0
         vmem btag     56   17920     119       17920       0     254    1010184        0
         FFS inode   1168     543      31         774       0       8     670432        0
           sctp_ep   1152       4     507          29       0     254     588672        0
      malloc-16384  16384      30       5         180       0       1     573440        0
            socket   1024      52     456        1634       0     254     520192        0
          lkpicurr    168       2    3094           2       0      62     520128        0
              pbuf   2624       0     194           0       0       2     509056        0
            THREAD   1860     240       8         486       0       8     461280        0
       malloc-4096   4096     106       4        1044       0       2     450560        0
        sctp_raddr    736       0     517           3       0     254     380512        0
         VM OBJECT    248    1349      91       15507       0      62     357120        0
        256 Bucket   2048     157      11        1087       0       8     344064        0
         malloc-64     64    5021     334       32212       0     254     342720        0
         malloc-16     16   17946     554       24950       0     254     296000        0
      malloc-32768  32768       3       6         190       0       1     294912        0
             VNODE    440     583      83         816       0      30     293040        0
       malloc-2048   2048     110      26         692       0       8     278528        0
zio_buf_comb_262144 262144       1       0          12       0       1     262144        0
      malloc-65536  65536       1       3          68       0       1     262144        0
      malloc-65536  65536       2       2          10       0       1     262144        0
         malloc-64     64     381    3462       25357       0     254     245952        0
         malloc-32     32    7004     430       14508       0     254     237888        0
         UMA Zones    768     305       4         305       0      16     237312        0
     FPU_save_area    832     242      37         621       0      16     232128        0
            DEVCTL   1024      25     195         150       0       0     225280        0
        malloc-128    128    1315     204       25816       0     126     194432        0
         MAP ENTRY     96    1882     134       50125       0     126     193536        0
       malloc-1024   1024     162      14         185       0      16     180224        0
            lkpimm     56       1    3095           1       0     254     173376        0
              PROC   1368     105      16        1043       0       8     165528        0
             unpcb    320      17     499        1228       0     254     165120        0
       FFS2 dinode    256     543      87         773       0      62     161280        0
       S VFS Cache    104    1022     382        1301       0     126     146016        0
        malloc-256    256      21     549        1689       0      62     145920        0
         filedesc0   1072     106      20        1071       0       8     135072        0
zio_buf_comb_131072 131072       0       1           1       0       1     131072        0
      malloc-65536  65536       0       2         110       0       1     131072        0
       mbuf_packet    256       1     507         254       0     254     130048        0
          ksiginfo    112      98     946         170       0     126     116928        0
        malloc-128    128     650     249        1730       0     126     115072        0
          UMA Kegs    384     291       2         291       0      30     112512        0
             g_bio    408       0     270        9493       0      30     110160        0
        malloc-128    128     611     164        1243       0     126      99200        0
      malloc-32768  32768       0       3          11       0       1      98304        0
      malloc-32768  32768       3       0           3       0       1      98304        0
        128 Bucket   1024      54      29         292       0      16      84992        0
       malloc-2048   2048       8      32         596       0       8      81920        0
        malloc-384    384     144      66         520       0      30      80640        0
        malloc-256    256     212     103         579       0      62      80640        0
        malloc-256    256     260      55        1451       0      62      80640        0
       malloc-4096   4096      15       3          27       0       2      73728        0
         malloc-64     64     712     359       16326       0     254      68544        0
        malloc-128    128     301     226         379       0     126      67456        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-32768  32768       2       0           2       0       1      65536        0
      malloc-32768  32768       0       2         120       0       1      65536        0
       malloc-8192   8192       6       2           8       0       1      65536        0
       malloc-8192   8192       8       0          10       0       1      65536        0
       malloc-2048   2048      16      16          37       0       8      65536        0
         64 Bucket    512      92      36        2162       0      30      65536        0
         32 Bucket    256      79     176         943       0      62      65280        0
         malloc-64     64     462     357         663       0     254      52416        0
       tcp_bbr_map    128       0     403         332       0     126      51584        0
        malloc-128    128       6     397         343       0     126      51584        0
        malloc-256    256      21     174        1124       0      62      49920        0
        malloc-256    256      78     117         549       0      62      49920        0
        malloc-256    256     117      78         523       0      62      49920        0
zio_data_buf_16384  16384       0       3           9       0       1      49152        0
           DIRHASH   1024      34      14          38       0      16      49152        0
             NAMEI   1024       0      48       14219       0      16      49152        0
       malloc-2048   2048       7      17          34       0       8      49152        0
       malloc-1024   1024       6      42        1055       0      16      49152        0
           pcpu-64     64     510     258         510       0     254      49152        0
           VMSPACE    584      54      30         987       0      16      49056        0
          syncache    176       0     276           3       0     254      48576        0
            da_ccb    544       0      84        2522       0      16      45696        0
            pcpu-8      8    5293     339        5538       0     254      45056        0
             Files     80     223     327        8079       0     126      44000        0
         tcp_inpcb   1304       7      26          74       0       8      43032        0
         TURNSTILE    136     249      66         249       0      62      42840        0
            clpbuf   2624       0      16          59       0       4      41984        0
       malloc-8192   8192       3       2           6       0       1      40960        0
              pipe    736      23      32         345       0      16      40480        0
             AIOCB    552       0      70          58       0      16      38640        0
         udp_inpcb    408      11      79         193       0      30      36720        0
         hostcache     64       3     564           3       0     254      36288        0
         malloc-64     64      48     519         102       0     254      36288        0
         malloc-64     64      14     553          50       0     254      36288        0
         malloc-64     64      45     522         235       0     254      36288        0
         malloc-64     64      30     537         305       0     254      36288        0
        malloc-128    128      53     226         129       0     126      35712        0
        malloc-128    128      19     260         281       0     126      35712        0
     routing nhops    256      26     109          33       0      62      34560        0
           ttyoutq    256      72      63         160       0      62      34560        0
        malloc-384    384      63      27          63       0      30      34560        0
        malloc-256    256      53      82         204       0      62      34560        0
        malloc-256    256      30     105         338       0      62      34560        0
        SLEEPQUEUE     88     249     135         249       0     126      33792        0
     zio_buf_16384  16384       0       2          10       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-16384  16384       2       0           2       0       1      32768        0
      malloc-16384  16384       0       2         190       0       1      32768        0
       malloc-8192   8192       2       2          29       0       1      32768        0
       malloc-4096   4096       4       4          12       0       2      32768        0
       malloc-4096   4096       3       5          12       0       2      32768        0
       malloc-2048   2048       1      15          13       0       8      32768        0
       malloc-2048   2048       9       7           9       0       8      32768        0
       malloc-2048   2048       0      16          50       0       8      32768        0
       malloc-2048   2048       7       9         199       0       8      32768        0
       malloc-1024   1024       2      30          46       0      16      32768        0
       malloc-1024   1024       5      27        1016       0      16      32768        0
       malloc-1024   1024      10      22         177       0      16      32768        0
       malloc-1024   1024       3      29           6       0      16      32768        0
        malloc-512    512       2      62         112       0      30      32768        0
        malloc-512    512       3      61          39       0      30      32768        0
        malloc-512    512       5      59         111       0      30      32768        0
        malloc-512    512       7      57          62       0      30      32768        0
        malloc-512    512       8      56          11       0      30      32768        0
sctp_stream_msg_out    112       0     288           1       0     254      32256        0
            ttyinq    160     135      65         300       0      62      32000        0
              PGRP    120      27     237          40       0     126      31680        0
        sctp_laddr     48       0     588          16       0     254      28224        0
          rl_entry     48      12     576          52       0     254      28224        0
         16 Bucket    144      62     134         387       0      62      28224        0
          4 Bucket     48       8     580          14       0     254      28224        0
               AIO    208       0     133          28       0      62      27664        0
     udplite_inpcb    408       0      63           8       0      30      25704        0
            cpuset    200       9     119          58       0      62      25600        0
       malloc-8192   8192       2       1          83       0       1      24576        0
       malloc-8192   8192       2       1          24       0       1      24576        0
       malloc-8192   8192       3       0           3       0       1      24576        0
       malloc-4096   4096       4       2         243       0       2      24576        0
    ertt_txseginfo     40       0     606         796       0     254      24240        0
               PWD     40      29     577         222       0     254      24240        0
           rtentry    168      29     115          33       0      62      24192        0
          8 Bucket     80      55     245         652       0     126      24000        0
        malloc-384    384      31      29         219       0      30      23040        0
        malloc-384    384       5      55         108       0      30      23040        0
        malloc-384    384       1      59         344       0      30      23040        0
        malloc-384    384      22      38          31       0      30      23040        0
        malloc-384    384      24      36         387       0      30      23040        0
         domainset     40       0     567          47       0     254      22680        0
             ripcb    376       8      52          57       0      30      22560        0
       Mountpoints   2816       2       6           3       0       4      22528        0
              ertt     72       7     273          74       0     126      20160        0
         malloc-32     32      80     550         153       0     254      20160        0
         malloc-32     32     395     235        1609       0     254      20160        0
         malloc-32     32     144     486         454       0     254      20160        0
         malloc-32     32      46     584         799       0     254      20160        0
         malloc-32     32     164     466        3119       0     254      20160        0
         malloc-32     32      68     562         257       0     254      20160        0
          2 Bucket     32      72     558         472       0     254      20160        0
             KNOTE    160       5     120          86       0      62      20000        0
           cryptop    280       0      70           5       0      30      19600        0
      ktls_session    256       0      75           1       0      62      19200        0
       L VFS Cache    320       0      60          21       0      30      19200        0
            AIOLIO    272       0      70           9       0      30      19040        0
              vmem   1856       2       7           2       0       8      16704        0
 epoch_record pcpu    256       4      60           4       0      62      16384        0
       malloc-4096   4096       1       3          44       0       2      16384        0
       malloc-1024   1024       8       8           8       0      16      16384        0
        malloc-512    512      13      19          18       0      30      16384        0
        malloc-512    512       0      32           1       0      30      16384        0
           SMR CPU     32       8     503           8       0     254      16352        0
       tcp_bbr_pcb    896       0      18           1       0      16      16128        0
              kenv    258      17      43        1075       0      30      15480        0
            mqnode    416       3      33           3       0      30      14976        0
        SMR SHARED     24       8     503           8       0     254      12264        0
arc_buf_hdr_t_full    368       4      29           4       0      30      12144        0
         malloc-32     32       5     373          40       0     254      12096        0
      vtnet_tx_hdr     24       0     501        2092       0     254      12024        0
         malloc-16     16      65     685         138       0     254      12000        0
         malloc-16     16      19     731         160       0     254      12000        0
         malloc-16     16     323     427         645       0     254      12000        0
         malloc-16     16      82     668         160       0     254      12000        0
         malloc-16     16     189     561        3028       0     254      12000        0
         malloc-16     16      44     706       24934       0     254      12000        0
         malloc-16     16      73     677        1535       0     254      12000        0
            itimer    352       0      33          20       0      30      11616        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-4096   4096       0       2           3       0       2       8192        0
           pcpu-16     16       8     504           8       0     254       8192        0
       UMA Slabs 1    176      10      12          10       0      62       3872        0
        KMAP ENTRY     96      18      21          33       0       0       3744        0
     zil_zcw_cache     80       0       0           0       0     126          0        0
     zil_lwb_cache    376       0       0           0       0      30          0        0
dbuf_dirty_record_t    376       0       0           0       0      30          0        0
    dmu_buf_impl_t    376       0       0           0       0      30          0        0
         arc_buf_t     32       0       0           0       0     254          0        0
arc_buf_hdr_t_l2only     96       0       0           0       0     126          0        0
           dnode_t    952       0       0           0       0      16          0        0
          sa_cache    272       0       0           0       0      30          0        0
         abd_chunk   4096       0       0           0       0       2          0        0
zio_buf_comb_16777216 16777216       0       0           0       0       1          0        0
zio_buf_comb_12582912 12582912       0       0           0       0       1          0        0
zio_buf_comb_8388608 8388608       0       0           0       0       1          0        0
zio_buf_comb_6291456 6291456       0       0           0       0       1          0        0
zio_buf_comb_4194304 4194304       0       0           0       0       1          0        0
zio_buf_comb_3145728 3145728       0       0           0       0       1          0        0
zio_buf_comb_2097152 2097152       0       0           0       0       1          0        0
zio_buf_comb_1572864 1572864       0       0           0       0       1          0        0
zio_buf_comb_1048576 1048576       0       0           0       0       1          0        0
zio_buf_comb_786432 786432       0       0           0       0       1          0        0
zio_buf_comb_524288 524288       0       0           0       0       1          0        0
zio_buf_comb_393216 393216       0       0           0       0       1          0        0
zio_buf_comb_196608 196608       0       0           0       0       1          0        0
zio_buf_comb_98304  98304       0       0           0       0       1          0        0
zio_buf_comb_65536  65536       0       0           0       0       1          0        0
zio_buf_comb_49152  49152       0       0           0       0       1          0        0
zio_buf_comb_32768  32768       0       0           0       0       1          0        0
zio_buf_comb_24576  24576       0       0           0       0       1          0        0
zio_data_buf_12288  12288       0       0           0       0       1          0        0
     zio_buf_12288  12288       0       0           0       0       1          0        0
 zio_data_buf_8192   8192       0       0           0       0       1          0        0
      zio_buf_8192   8192       0       0           0       0       1          0        0
 zio_data_buf_6144   6144       0       0           0       0       1          0        0
      zio_buf_6144   6144       0       0           0       0       1          0        0
 zio_data_buf_4096   4096       0       0           0       0       2          0        0
      zio_buf_4096   4096       0       0           0       0       2          0        0
 zio_data_buf_3072   3072       0       0           0       0       4          0        0
      zio_buf_3072   3072       0       0           0       0       4          0        0
 zio_data_buf_2048   2048       0       0           0       0       8          0        0
      zio_buf_2048   2048       0       0           0       0       8          0        0
 zio_data_buf_1536   1536       0       0           0       0       8          0        0
      zio_buf_1536   1536       0       0           0       0       8          0        0
 zio_data_buf_1024   1024       0       0           0       0      16          0        0
      zio_buf_1024   1024       0       0           0       0      16          0        0
  zio_data_buf_512    512       0       0           0       0      30          0        0
       zio_buf_512    512       0       0           0       0      30          0        0
    zio_link_cache     48       0       0           0       0     254          0        0
         zio_cache   1152       0       0           0       0       8          0        0
ddt_log_entry_trad_cache    328       0       0           0       0      30          0        0
ddt_log_entry_flat_cache    144       0       0           0       0      62          0        0
ddt_entry_trad_cache    368       0       0           0       0      30          0        0
ddt_entry_flat_cache    184       0       0           0       0      62          0        0
         ddt_cache  29240       0       0           0       0       1          0        0
   brt_entry_cache    168       0       0           0       0      62          0        0
metaslab_alloc_trace_cache     72       0       0           0       0     126          0        0
zfs_btree_leaf_cache   4096       0       0           0       0       2          0        0
   reference_cache     48       0       0           0       0     254          0        0
        taskq_zone    160       0       0           0       0      62          0        0
            splice    184       0       0           0       0      62          0        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    152       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 fragment node     72       0       0           0       0     126          0        0
          pf frags    232       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 Ethernet anchors   1240       0       0           0       0      64          0        0
        pf anchors   1664       0       0           0       0      64          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    384       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_rack_pcb   1088       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_readq    152       0       0           0       0     254          0        0
        sctp_chunk    152       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
          tcpreass     48       0       0           0       0     254          0        0
    IPsec SA lft_c     16       0       0           0       0     254          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
     STS VFS Cache    144       0       0           0       0      62          0        0
  linux_dma_object     32       0       0           0       0     254          0        0
  linux_dma_pctrie    152       0       0           0       0      62          0        0
   IOMMU_MAP_ENTRY    112       0       0           0       0     126          0        0
            skbuff   1808       0       0           0       0       8          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
        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    152       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-65536  65536       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-16384  16384       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
           pcpu-32     32       0       0           0       0     254          0        0
            pcpu-4      4       0       0           0       0     254          0        0
            fakepg     88       0       0           0       0     126          0        0
          UMA Hash    256       0       0           0       0      62          0        0
db> show all tcpcbs/bl

Crashes (6):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/10/30 02:04 freebsd-src db0d002a217b fd2207e7 console log report ci-freebsd-main Fatal trap NUM: page fault in witness_checkorder
2025/10/26 12:43 freebsd-src e93db9abc9a6 c0460fcd console log report ci-freebsd-main Fatal trap NUM: page fault in witness_checkorder
2025/10/25 04:48 freebsd-src 1f95a517880b c0460fcd console log report ci-freebsd-main Fatal trap NUM: page fault in witness_checkorder
2025/10/12 18:32 freebsd-src 1129bf441e99 ff1712fe console log report ci-freebsd-main Fatal trap NUM: page fault in witness_checkorder
2025/10/12 02:01 freebsd-src 21716b6c3ed6 ff1712fe console log report ci-freebsd-main Fatal trap NUM: page fault in witness_checkorder
2025/10/14 19:10 freebsd-src 7117c86fcb7e b6605ba8 console log report ci-freebsd-i386 Fatal trap NUM: page fault in witness_checkorder
* Struck through repros no longer work on HEAD.