panic: Assertion ip->i_mode != NUM failed at /syzkaller/managers/i386/kernel/sys/ufs/ffs/ffs_softdep.c:LINE
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syzbot
Jul 29, 2025, 5:12:33 AM7/29/25
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: 0ded4647215c vtnet.4: update description of loader tunables
git tree: freebsd-src
console output: https://syzkaller.appspot.com/x/log.txt?x=1250f034580000
dashboard link: https://syzkaller.appspot.com/bug?extid=6a4ea1e13f4e07369785
userspace arch: i386
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+6a4ea1...@syzkaller.appspotmail.com
panic: Assertion ip->i_mode != 0 failed at /syzkaller/managers/i386/kernel/sys/ufs/ffs/ffs_softdep.c:10021
cpuid = 1
time = 256
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056c527d0
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056c52930
vpanic() at vpanic+0x257/frame 0xfffffe0056c52af0
panic() at panic+0xb5/frame 0xfffffe0056c52bb0
handle_workitem_remove() at handle_workitem_remove+0xd03/frame 0xfffffe0056c52cf0
process_worklist_item() at process_worklist_item+0x525/frame 0xfffffe0056c52e40
softdep_process_worklist() at softdep_process_worklist+0xfd/frame 0xfffffe0056c52e90
softdep_flush() at softdep_flush+0x1a4/frame 0xfffffe0056c52ef0
fork_exit() at fork_exit+0xcc/frame 0xfffffe0056c52f30
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0056c52f30
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 14 tid 100093 ]
Stopped at kdb_enter+0x6e: movq $0,0x25c45c7(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b
es 0x3b
fs 0x13
gs 0x1b
ss 0
rax 0x12
rcx 0xfffffe0002bf1850
rdx 0
rbx 0xffffffff827cb4c0 .str.27
rsp 0xfffffe0056c52910
rbp 0xfffffe0056c52930
rsi 0
rdi 0xffffffff81614a99 printf+0x149
r8 0
r9 0xffffffff
r10 0
r11 0x1f
r12 0xfffffe00540bb000
r13 0xfffffffffffffffd
r14 0xffffffff827cb4c0 .str.27
r15 0
rip 0xffffffff815fe5ce kdb_enter+0x6e
rflags 0x46
kdb_enter+0x6e: movq $0,0x25c45c7(%rip)
db> show proc
Process 14 (bufdaemon) at 0xfffffe00540055c0:
state: NORMAL
uid: 0 gids: 0
parent: pid 0 at 0xffffffff83b4d060
ABI: null
flag: 0x10000284 flag2: 0
reaper: 0xffffffff83b4d060 reapsubtree: 14
sigparent: 20
vmspace: 0xffffffff83b4e040
(map 0xffffffff83b4e040)
(map.pmap 0xffffffff83b4e0e0)
(pmap 0xffffffff83b4e150)
threads: 3
100079 D psleep 0xffffffff83cbfd60 [bufdaemon]
100082 D - 0xffffffff83001ec0 [bufspacedaemon-0]
100093 Run CPU 1 [/ worker]
db> ps
pid ppid pgrp uid state wmesg wchan cmd
2180 763 763 0 R (threaded) syz-executor
101619 S nanslp 0xffffffff83ba3c41 syz-executor
101813 RunQ syz-executor
101814 S uwait 0xfffffe0058257880 syz-executor
2172 2170 2143 0 S uwait 0xfffffe0077f4ea80 syz-executor
2170 2143 2143 0 R (threaded) syz-executor
101799 RunQ syz-executor
101800 S uwait 0xfffffe0053e0eb00 syz-executor
101802 S sbwait 0xfffffe006b4af60c syz-executor
101812 S uwait 0xfffffe0058258300 syz-executor
2167 764 764 0 R (threaded) syz-executor
101754 RunQ syz-executor
101794 RunQ syz-executor
101796 S uwait 0xfffffe007a574b80 syz-executor
101798 S uwait 0xfffffe0053e0ea00 syz-executor
2143 762 2143 0 S nanslp 0xffffffff83ba3c41 syz-executor
2136 1 763 0 S uwait 0xfffffe0053e0e900 syz-executor
2133 1 764 0 S uwait 0xfffffe007a575300 syz-executor
2126 1 763 0 S uwait 0xfffffe0058257480 syz-executor
2117 2116 1736 0 S uwait 0xfffffe0053e0e200 syz-executor
2116 1 1736 0 SV wait 0xfffffe007ca00560 syz-executor
2114 1 766 0 S uwait 0xfffffe007a575500 syz-executor
2093 1 766 0 S uwait 0xfffffe005968eb80 syz-executor
2084 2083 764 0 S uwait 0xfffffe0058258700 syz-executor
2083 1 764 0 SV wait 0xfffffe007ca01ae0 syz-executor
2061 2060 764 0 S uwait 0xfffffe005968dd00 syz-executor
2060 1 764 0 SV wait 0xfffffe007ca035c0 syz-executor
2050 1 1736 0 S uwait 0xfffffe0058257080 syz-executor
2033 1 764 0 S umtxn 0xfffffe005968d400 syz-executor
2027 2026 763 0 S uwait 0xfffffe0077f4e480 syz-executor
2026 1 763 0 SV wait 0xfffffe00541e2060 syz-executor
2022 1 764 0 S umtxn 0xfffffe0053e0e400 syz-executor
2014 2013 1736 0 S uwait 0xfffffe00584eba80 syz-executor
2013 1 1736 0 SV wait 0xfffffe007ca00000 syz-executor
2009 1 1736 0 S uwait 0xfffffe0077f4e380 syz-executor
2008 1 766 0 S uwait 0xfffffe00584ebb80 syz-executor
2002 1 1736 0 S uwait 0xfffffe0058258400 syz-executor
1997 1 764 0 S uwait 0xfffffe005825ab00 syz-executor
1988 1 763 0 S uwait 0xfffffe0053e0ec00 syz-executor
1985 1 766 0 S uwait 0xfffffe0058257580 syz-executor
1984 1983 764 0 S uwait 0xfffffe0053e0e700 syz-executor
1983 1 764 0 SV wait 0xfffffe00541d0000 syz-executor
1973 1 766 0 S uwait 0xfffffe0058258200 syz-executor
1972 1 764 0 S uwait 0xfffffe0058257a80 syz-executor
1969 1 763 0 S uwait 0xfffffe0058257780 syz-executor
1959 1 764 0 S uwait 0xfffffe0053e0e800 syz-executor
1956 1 1736 0 S uwait 0xfffffe0077f4e280 syz-executor
1955 1 1736 0 S uwait 0xfffffe0058258000 syz-executor
1952 1 1736 0 S uwait 0xfffffe0058258100 syz-executor
1949 1 763 0 S uwait 0xfffffe0058257e80 syz-executor
1944 1943 766 0 S uwait 0xfffffe0077f4e580 syz-executor
1943 1 766 0 SV wait 0xfffffe00541d0ac0 syz-executor
1937 1 764 0 S uwait 0xfffffe0077f4e080 syz-executor
1929 1 1736 0 S uwait 0xfffffe0077f4e980 syz-executor
1927 1 763 0 S uwait 0xfffffe0058257980 syz-executor
1893 1 764 0 S uwait 0xfffffe0077f4e180 syz-executor
1876 1 763 0 S uwait 0xfffffe0077f4f700 syz-executor
1873 1 763 0 S uwait 0xfffffe0058258800 syz-executor
1845 1844 766 0 S uwait 0xfffffe0058258500 syz-executor
1844 1 766 0 SV wait 0xfffffe00541df560 syz-executor
1817 1 766 0 S uwait 0xfffffe0058258b00 syz-executor
1811 1 763 0 S uwait 0xfffffe0058258600 syz-executor
1809 1 763 0 S uwait 0xfffffe0077f50280 syz-executor
1804 1 763 0 S uwait 0xfffffe00584ec200 syz-executor
1803 1 763 0 S uwait 0xfffffe0077f4ec80 syz-executor
1769 1 1766 0 S uwait 0xfffffe0077f4eb80 syz-executor
1768 1 1766 0 S uwait 0xfffffe0077f4f200 syz-executor
1756 1 1736 0 S uwait 0xfffffe00584ec480 syz-executor
1753 1 764 0 S uwait 0xfffffe0077f4f100 syz-executor
1752 1 764 0 S uwait 0xfffffe0077f4f000 syz-executor
1736 762 1736 0 R syz-executor
1734 1 766 0 S uwait 0xfffffe0077f4fe00 syz-executor
1732 1730 763 0 S uwait 0xfffffe0077f4e880 syz-executor
1731 1 1727 0 S uwait 0xfffffe0077f4e780 syz-executor
1730 1 763 0 SV wait 0xfffffe00541b4b00 syz-executor
1728 1 1727 0 S uwait 0xfffffe00584ec100 syz-executor
1717 1 1716 0 S uwait 0xfffffe0058258c00 syz-executor
1712 1 1472 0 S uwait 0xfffffe0077f4f300 syz-executor
1708 1 763 0 S uwait 0xfffffe00584ec300 syz-executor
1704 1 766 0 S uwait 0xfffffe0077f4f900 syz-executor
1703 1 766 0 S uwait 0xfffffe0077f4fc00 syz-executor
1686 1681 764 0 S uwait 0xfffffe0077f4f500 syz-executor
1682 1681 764 0 S uwait 0xfffffe0077f4f400 syz-executor
1681 1 764 0 SV wait 0xfffffe00541a65c0 syz-executor
1661 1 764 0 S uwait 0xfffffe00584ec580 syz-executor
1645 0 0 0 DL mdwait 0xfffffe006b728000 [md0]
1641 1640 766 0 S uwait 0xfffffe00584eef00 syz-executor
1640 1 766 0 SV wait 0xfffffe005415ab00 syz-executor
1633 1 1631 0 S uwait 0xfffffe0058258a00 syz-executor
1632 1 1631 0 S uwait 0xfffffe0058258e00 syz-executor
1629 1 764 0 S uwait 0xfffffe00584eb780 syz-executor
1627 1 764 0 S uwait 0xfffffe0077f4ff00 syz-executor
1624 1 766 0 S uwait 0xfffffe0077f50080 syz-executor
1613 1 1472 60929 SV sigwait 0xfffffe0054195b90 syz-executor
1605 1 763 0 S uwait 0xfffffe00584eb000 syz-executor
1588 1 766 0 S uwait 0xfffffe0077f4fa00 syz-executor
1569 1 1472 0 S uwait 0xfffffe00584ecd80 syz-executor
1568 1 763 0 S uwait 0xfffffe0058258d00 syz-executor
1567 1 764 0 S uwait 0xfffffe0077f4fd00 syz-executor
1552 1 1472 0 S uwait 0xfffffe0077f50180 syz-executor
1551 1 1472 0 S uwait 0xfffffe0077f4f800 syz-executor
1540 1 764 0 S uwait 0xfffffe00584ece80 syz-executor
1535 1 766 0 S uwait 0xfffffe0058259180 syz-executor
1533 1 766 0 S umtxn 0xfffffe0077f50480 syz-executor
1526 1 1472 0 S uwait 0xfffffe00584eeb00 syz-executor
1514 1 766 0 S uwait 0xfffffe00584eb100 syz-executor
1511 1 764 0 T uwait 0xfffffe00584ed000 syz-executor
1490 1 1472 0 S uwait 0xfffffe005968c280 syz-executor
1484 1 763 0 S uwait 0xfffffe00584ec680 syz-executor
1466 1 764 0 S uwait 0xfffffe00584ee700 syz-executor
1465 1 764 0 S uwait 0xfffffe005968d000 syz-executor
1463 1 765 0 S uwait 0xfffffe00584ec880 syz-executor
1444 1 765 0 S uwait 0xfffffe00584eed00 syz-executor
1443 1 764 0 S uwait 0xfffffe005968d100 syz-executor
1441 1 765 0 S uwait 0xfffffe0058259080 syz-executor
1434 1 764 0 S uwait 0xfffffe00584ee900 syz-executor
1400 1 766 0 S uwait 0xfffffe00584eb200 syz-executor
1383 1 764 0 S uwait 0xfffffe00584ed080 syz-executor
1370 1 765 0 S umtxn 0xfffffe00584ebd80 syz-executor
1364 1 763 0 S uwait 0xfffffe00584ebe80 syz-executor
1351 1 763 0 S uwait 0xfffffe0058259380 syz-executor
1341 1 765 0 S uwait 0xfffffe0058259a00 syz-executor
1340 1 766 0 S uwait 0xfffffe005825ae80 syz-executor
1323 1 763 60929 SV sigwait 0xfffffe005415b670 syz-executor
1286 1 764 0 S uwait 0xfffffe0058258f00 syz-executor
1269 1 766 0 S uwait 0xfffffe00584ee500 syz-executor
1259 1 766 0 S uwait 0xfffffe005968c180 syz-executor
1235 1 765 0 S uwait 0xfffffe005968cd80 syz-executor
1222 1 763 0 S uwait 0xfffffe00584ecc80 syz-executor
1185 1 765 0 S uwait 0xfffffe005968c880 syz-executor
1147 1 763 0 S uwait 0xfffffe00584ee300 syz-executor
1125 1 764 0 S uwait 0xfffffe00584eb500 syz-executor
1107 1 764 0 S uwait 0xfffffe00584eb300 syz-executor
1093 1 763 0 S uwait 0xfffffe00584ec780 syz-executor
1088 1 766 0 S uwait 0xfffffe005968c680 syz-executor
1081 1 765 0 S uwait 0xfffffe00584ee400 syz-executor
1074 1 765 0 S uwait 0xfffffe00584ec980 syz-executor
1073 1 765 0 S uwait 0xfffffe00584ecb80 syz-executor
1056 1 766 0 S uwait 0xfffffe00584ee800 syz-executor
1052 1 765 0 S uwait 0xfffffe00584eca80 syz-executor
1049 1 766 0 S uwait 0xfffffe00584eb400 syz-executor
1025 1 764 0 S uwait 0xfffffe005968c380 syz-executor
1020 1 766 0 S uwait 0xfffffe00584ee600 syz-executor
1000 1 764 0 S uwait 0xfffffe005968ec80 syz-executor
977 1 765 0 S uwait 0xfffffe005968c080 syz-executor
969 1 764 0 S uwait 0xfffffe00584eb600 syz-executor
957 1 764 0 T uwait 0xfffffe00584eea00 syz-executor
953 1 766 0 S uwait 0xfffffe005968c780 syz-executor
950 1 763 0 S uwait 0xfffffe0058259c00 syz-executor
942 1 763 0 S uwait 0xfffffe00584eee00 syz-executor
935 1 764 0 S uwait 0xfffffe005968c980 syz-executor
925 1 924 0 S uwait 0xfffffe005968c480 syz-executor
920 1 763 60929 SV sigwait 0xfffffe0054130b70 syz-executor
909 1 764 60928 S uwait 0xfffffe005968f000 syz-executor
880 0 0 0 DL (threaded) [so_splice]
100091 D - 0xfffffe00584eb700 [thr_0]
100202 D - 0xfffffe00584eb740 [thr_1]
873 1 764 0 S uwait 0xfffffe005825ad00 syz-executor
847 1 763 0 T uwait 0xfffffe005968e280 syz-executor
844 1 766 0 S uwait 0xfffffe005825a600 syz-executor
833 1 766 0 S uwait 0xfffffe005968ed80 syz-executor
832 805 832 0 Ss select 0xfffffe00593ebd40 dhclient
824 0 0 0 DL - 0xffffffff83cb3e00 [soaiod4]
823 0 0 0 DL - 0xffffffff83cb3e00 [soaiod3]
822 0 0 0 DL - 0xffffffff83cb3e00 [soaiod2]
821 0 0 0 DL - 0xffffffff83cb3e00 [soaiod1]
820 0 0 0 DL aiordy 0xfffffe0007809b00 [aiod4]
819 0 0 0 DL aiordy 0xfffffe000780a060 [aiod3]
818 0 0 0 DL aiordy 0xfffffe00540ebae0 [aiod2]
817 0 0 0 DL aiordy 0xfffffe000780a5c0 [aiod1]
815 1 815 0 Ss select 0xfffffe00593ebe40 dhclient
805 788 423 65 S select 0xfffffe00593ec0c0 dhclient
788 423 423 0 S wait 0xfffffe00540ec5a0 sh
764 762 764 0 S nanslp 0xffffffff83ba3c41 syz-executor
763 762 763 0 R syz-executor
762 760 760 0 S select 0xfffffe0053ffc440 syz-executor
760 758 760 0 Ss sigsusp 0xfffffe00540cc0d0 csh
758 681 758 0 Ss select 0xfffffe0053ffc8c0 sshd
747 1 747 0 Ss+ ttyin 0xfffffe00582904b0 getty
746 1 746 0 Ss+ ttyin 0xfffffe00585cc4b0 getty
745 1 745 0 Ss+ ttyin 0xfffffe00585cc8b0 getty
744 1 744 0 Ss+ ttyin 0xfffffe00585cccb0 getty
743 1 743 0 Ss+ ttyin 0xfffffe00585cd0b0 getty
742 1 742 0 Ss+ ttyin 0xfffffe00585cd4b0 getty
741 1 741 0 Ss+ ttyin 0xfffffe00585cd8b0 getty
740 1 740 0 Ss+ ttyin 0xfffffe00585cdcb0 getty
739 1 739 0 Ss+ ttyin 0xfffffe00585ce0b0 getty
685 1 685 0 Ss nanslp 0xffffffff83ba3c41 cron
681 1 681 0 Ss select 0xfffffe0053ffce40 sshd
494 1 494 0 Ss select 0xfffffe0053ffcbc0 syslogd
423 1 423 0 Ss wait 0xfffffe005400bae0 devd
422 1 422 65 Ss select 0xfffffe00593ecf40 dhclient
337 1 337 0 Ss select 0xfffffe0053ffcb40 dhclient
334 1 334 0 Ss select 0xfffffe00593ecec0 dhclient
16 0 0 0 DL syncer 0xffffffff83cc1820 [syncer]
15 0 0 0 DL vlruwt 0xfffffe0054002560 [vnlru]
14 0 0 0 RL (threaded) [bufdaemon]
100079 D psleep 0xffffffff83cbfd60 [bufdaemon]
100082 D - 0xffffffff83001ec0 [bufspacedaemon-0]
100093 Run CPU 1 [/ worker]
9 0 0 0 DL psleep 0xffffffff83d0acc0 [vmdaemon]
8 0 0 0 DL (threaded) [pagedaemon]
100077 D psleep 0xffffffff83cf0d88 [dom0]
100080 D launds 0xffffffff83cf0d94 [laundry: dom0]
100081 D umarcl 0xffffffff81de0e10 [uma]
7 0 0 0 DL - 0xffffffff8391c5d8 [rand_harvestq]
6 0 0 0 DL pftm 0xffffffff843f09e0 [pf purge]
5 0 0 0 DL waiting 0xffffffff846bc700 [sctp_iterator]
4 0 0 0 DL (threaded) [cam]
100045 D - 0xffffffff838e6340 [doneq0]
100046 D - 0xffffffff838e62c0 [async]
100075 D - 0xffffffff838e6140 [scanner]
3 0 0 0 DL (threaded) [crypto]
100042 D crypto_ 0xffffffff83cec640 [crypto]
100043 D crypto_ 0xfffffe0057d43030 [crypto returns 0]
100044 D crypto_ 0xfffffe0057d43080 [crypto returns 1]
13 0 0 0 DL (threaded) [geom]
100037 D - 0xffffffff83b4c620 [g_event]
100038 D - 0xffffffff83b4c640 [g_up]
100039 D - 0xffffffff83b4c660 [g_down]
2 0 0 0 WL (threaded) [clock]
100031 I [clock (0)]
100032 I [clock (1)]
12 0 0 0 RL (threaded) [intr]
100013 I [swi6: task queue]
100014 I [swi6: Giant taskq]
100016 I [swi5: fast taskq]
100033 I [swi1: netisr 0]
100034 Run CPU 0 [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 0xfffffe0007809040 [init]
10 0 0 0 DL audit_w 0xffffffff83ced0e0 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D parked 0xffffffff84c3dff0 [swapper]
100005 D - 0xfffffe0007768d00 [softirq_0]
100006 D - 0xfffffe0007768b00 [softirq_1]
100007 D - 0xfffffe0007768900 [if_io_tqg_0]
100008 D - 0xfffffe0007768700 [if_io_tqg_1]
100009 D - 0xfffffe0007768500 [if_config_tqg_0]
100010 D - 0xfffffe00083db100 [kqueue_ctx taskq]
100011 D - 0xfffffe00083db000 [jail_remove taskq]
100012 D - 0xfffffe00083dae00 [bus taskq]
100015 D - 0xfffffe00083da900 [thread taskq]
100017 D - 0xfffffe00083da600 [aiod_kick taskq]
100018 D - 0xfffffe00083da500 [deferred_unmount ta]
100019 D - 0xfffffe00083da400 [inm_free taskq]
100020 D - 0xfffffe00083da300 [in6m_free taskq]
100021 D - 0xfffffe00083da200 [linuxkpi_irq_wq]
100022 D - 0xfffffe00083da100 [linuxkpi_short_wq_0]
100023 D - 0xfffffe00083da100 [linuxkpi_short_wq_1]
100024 D - 0xfffffe00083da100 [linuxkpi_short_wq_2]
100025 D - 0xfffffe00083da100 [linuxkpi_short_wq_3]
100026 D - 0xfffffe00083da000 [linuxkpi_long_wq_0]
100027 D - 0xfffffe00083da000 [linuxkpi_long_wq_1]
100028 D - 0xfffffe00083da000 [linuxkpi_long_wq_2]
100029 D - 0xfffffe00083da000 [linuxkpi_long_wq_3]
100036 D - 0xfffffe00083d9900 [firmware taskq]
100040 D - 0xfffffe0057d47300 [crypto_0]
100041 D - 0xfffffe0057d47300 [crypto_1]
100056 D - 0xfffffe00083dd200 [vtnet0 rxq 0]
100057 D - 0xfffffe0058145500 [vtnet0 txq 0]
100058 D - 0xfffffe0058145400 [vtnet0 rxq 1]
100059 D - 0xfffffe0058145300 [vtnet0 txq 1]
100061 D vtbslp 0xfffffe0057d67400 [virtio_balloon]
100065 D - 0xffffffff827cfba1 [deadlkres]
100069 D - 0xfffffe0057d46e00 [acpi_task_0]
100070 D - 0xfffffe0057d46e00 [acpi_task_1]
100071 D - 0xfffffe0057d46e00 [acpi_task_2]
100073 D - 0xfffffe00083dca00 [mca taskq]
100074 D - 0xfffffe0057d46b00 [CAM taskq]
100076 D - 0xfffffe0058142300 [ipsec_offload]
2179 1736 1736 0 Z syz-executor
db> show all locks
Process 2170 (syz-executor) thread 0xfffffe00541f2780 (101802)
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffffe006b4af5c0) locked @ /syzkaller/managers/i386/kernel/sys/kern/uipc_socket.c:4835
Process 2167 (syz-executor) thread 0xfffffe007ca20000 (101794)
exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe0007eb90d0) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_bio.c:1752
exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe0007eacfc8) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_bio.c:4022
exclusive lockmgr ufs (ufs) r = 0 (0xfffffe0077f49070) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_vnops.c:1243
Process 14 (bufdaemon) thread 0xfffffe00540bb000 (100093)
exclusive lockmgr ufs (ufs) r = 0 (0xfffffe007a5a23e0) locked @ /syzkaller/managers/i386/kernel/sys/ufs/ffs/ffs_vfsops.c:1751
Process 12 (intr) thread 0xfffffe0007821000 (100034)
exclusive sleep mutex tcp_hpts_lck (hpts) r = 0 (0xfffffe0053e20000) locked @ /syzkaller/managers/i386/kernel/sys/netinet/tcp_hpts.c:1402
db> show malloc
Type InUse MemUse Requests
pf_hash 6 12804K 6
linker 376 5079K 491
tcp_hpts 7 4801K 7
devbuf 4187 4323K 4216
filedesc 292 2333K 2753
sysctloid 35008 2062K 35083
vtbuf 24 1968K 46
kobj 330 1320K 503
newblk 18 1029K 6517
vfscache 3 1025K 3
subproc 409 875K 2405
pcb 32 672K 259
inodedep 23 521K 2169
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
vmem 5 276K 9
vnet_data 2 224K 2
acpitask 1 224K 1
KTRACE 101 201K 107024
acpica 1674 184K 54426
tidhash 3 141K 3
pagedep 18 133K 1363
tfo_ccache 1 128K 1
IP reass 1 128K 1
DEVFS1 110 110K 133
sem 4 106K 4
gtaskqueue 18 98K 18
kdtrace 479 83K 3998
bus 997 82K 5063
mtx_pool 3 74K 3
umtx 576 72K 576
syncache 1 68K 1
NFSD srvcache 3 68K 3
module 521 66K 521
ddb_capture 1 64K 1
shm 4 38K 13
BPF 25 36K 36
DEVFS3 129 33K 139
hostcache 1 32K 1
LRO 30 31K 30
msg 4 30K 4
kbdmux 6 28K 6
ifaddr 94 25K 96
routetbl 226 22K 628
temp 45 21K 2383
lltable 67 21K 69
DEVFS_RULE 56 20K 56
ether_multi 236 19K 331
ifnet 10 19K 11
ufs_mount 4 17K 5
proc 3 17K 3
tty 16 16K 16
shmfd 16 15K 29
ithread 90 15K 90
bus-sc 34 15K 1647
eventhandler 163 14K 163
in6_multi 95 13K 99
kqueue 202 13K 2478
pwddesc 198 13K 2290
kenv 95 12K 95
GEOM 54 12K 448
CAM queue 5 11K 1528
rman 82 10K 437
plimit 25 10K 373
rpc 8 9K 8
bmsafemap 2 9K 2194
devstat 4 9K 4
UART 12 9K 12
ksem 1 8K 1
filemon 1 8K 12
cred 32 8K 294
pfs_vncache 1 8K 1
audit_evclass 240 8K 303
taskqueue 69 8K 102
sglist 6 7K 6
CAM DEV 3 6K 510
pfs_nodes 22 6K 22
pf_ifnet 13 5K 28
DEVFSP 78 5K 155
proc-args 219 5K 3315
ufs_dirhash 24 5K 36
UMA 267 5K 267
tcp_fsb_rack 2 5K 24
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
md_disk 1 4K 5
evdev 4 4K 4
kcovinfo 63 4K 63
acpisem 28 4K 28
sctp_timw 13 4K 13
selfd 48 3K 1054205
ip6ndp 18 3K 19
terminal 11 3K 11
tun 7 3K 7
session 21 3K 48
uidinfo 5 3K 33
acpidev 20 3K 20
sctp_ifa 19 3K 20
lockf 20 3K 705
hhook 8 3K 10
in_multi 9 3K 29
clone 9 3K 9
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
Unitno 26 2K 70
CAM XPT 22 2K 543
newdirblk 12 2K 1326
nhops 6 2K 10
toponodes 6 2K 6
ipsecpolicy 2 2K 2
select 11 2K 76
sctp_ifn 9 2K 20
sctp_atcl 3 2K 97
msi 9 2K 9
diradd 9 2K 2025
netlink 2 2K 124
mld 9 2K 9
igmp 9 2K 9
sctp_stro 1 1K 18
softdep 1 1K 1
dirrem 4 1K 1998
sahead 1 1K 1
secasvar 1 1K 1
CC Mem 8 1K 406
vnodemarker 2 1K 58
NFSD session 1 1K 1
mkdir 7 1K 2652
CAM periph 4 1K 271
ipsec 3 1K 3
indirdep 3 1K 1319
pfil 6 1K 6
isadev 6 1K 6
mount 16 1K 694
pci_link 10 1K 10
osd 13 1K 427
crypto 4 1K 28
encap_export_host 12 1K 12
ip_msource 10 1K 38
ip6opt 4 1K 61
sctp_stri 1 1K 24
inpcbpolicy 16 1K 823
filedesc_to_leader 8 1K 16
cdev 2 1K 2
lkpikmalloc 8 1K 9
counter_rate 13 1K 13
freefile 3 1K 1768
chacha20random 1 1K 1
biobuf 1 1K 1
tcp_pcm_rack 1 1K 12
vnodes 1 1K 21
procdesc 2 1K 8
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
CAM SIM 2 1K 2
feeder 7 1K 7
sctp_atky 4 1K 119
cryptodev 3 1K 128
tcpfunc 3 1K 3
loginclass 3 1K 5
prison 6 1K 6
nexusdev 8 1K 8
apmdev 1 1K 1
atkbddev 2 1K 2
aio 4 1K 5
iov 2 1K 35852
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 3846
sctp_vrf 1 1K 1
vnet 1 1K 1
pmc 1 1K 1
sigio 1 1K 3
entropy 2 1K 38
acpiintr 1 1K 1
sctp_athm 3 1K 105
sctp_map 2 1K 36
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
filecaps 2 1K 89
freework 1 1K 2744
p1003.1b 1 1K 1
ipcomp 0 0K 0
esp 0 0K 0
ah 0 0K 0
tcp_do_rack 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 11
sctp_iter 0 0K 17
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 17
sctp_aadr 0 0K 0
pf_table 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
mqdata 0 0K 0
madt_table 0 0K 2
smartpqi 0 0K 0
ixl 0 0K 0
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
iavf 0 0K 0
axgbe 0 0K 0
fpukern_ctx 0 0K 0
xen_intr 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
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 0
xenbus 0 0K 0
vm_fictitious 0 0K 0
UMAHash 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 1034
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 30
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 1516
freefrag 0 0K 542
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 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5E_TLS_RX 0 0K 0
MLX5EEPROM 0 0K 0
MLX5E_TLS 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EN 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
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_msource 0 0K 0
ip6_moptions 0 0K 4
in6_mfilter 0 0K 5
frag6 0 0K 49
tcplog 0 0K 0
tcp_hwpace 0 0K 0
ip_moptions 0 0K 39
in_mfilter 0 0K 82
ipid 0 0K 0
80211scan 0 0K 0
80211ratectl 0 0K 0
80211power 0 0K 0
80211nodeie 0 0K 0
80211node 0 0K 0
80211mesh_gt 0 0K 0
80211mesh_rt 0 0K 0
80211perr 0 0K 0
80211prep 0 0K 0
80211preq 0 0K 0
80211dfs 0 0K 0
80211crypto 0 0K 0
80211vap 0 0K 0
iflib 0 0K 0
vlan 0 0K 0
gif 0 0K 0
ifdescr 0 0K 0
zlib 0 0K 19
fadvise 0 0K 0
VN POLL 0 0K 105
statfs 0 0K 209
namei_tracker 0 0K 15
inotify 0 0K 211
export_host 0 0K 0
cl_savebuf 0 0K 246
lio 0 0K 88
acl 0 0K 0
mbuf_tag 0 0K 0
ktls 0 0K 0
accf 0 0K 0
pts 0 0K 0
timerfd 0 0K 0
ioctlops 0 0K 108
eventfd 0 0K 8
Witness 0 0K 0
stack 0 0K 0
sbuf 0 0K 346
firmware 0 0K 0
compressor 0 0K 0
SWAP 0 0K 0
sysctltmp 0 0K 653
sysctl 0 0K 3
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 31
rctl 0 0K 0
cache 0 0K 0
prison_racct 0 0K 0
Fail Points 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
DEVFS4 0 0K 0
DEVFS2 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
evtchn_dev 0 0K 0
xenstore 0 0K 0
xnb 0 0K 0
xen_acpi 0 0K 0
xbbd 0 0K 0
xbd 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vtfont 0 0K 0
pvscsi 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
twsbuf 0 0K 0
tcp_log_dev 0 0K 3
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 0
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
scsi_cd 0 0K 0
nvme_da 0 0K 0
CAM CCB 0 0K 523
CAM ccb queue 0 0K 0
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8368 1030 92243 0 254 38494208 0
tcp_log 416 5254 6941 50308 0 254 5073120 0
RADIX NODE 152 18953 230 79744 0 62 2915816 0
mbuf 256 8940 722 133915 0 254 2473472 0
malloc-16384 16384 146 2 1369 0 1 2424832 0
malloc-4096 4096 529 3 2682 0 2 2179072 0
BUF TRIE 152 394 11410 4438 0 62 1794208 0
malloc-384 384 4124 46 4473 0 30 1601280 0
malloc-128 128 11515 203 13591 0 126 1499904 0
UMA Slabs 0 112 11373 33 11373 0 126 1277472 0
sctp_asoc 2256 1 509 18 0 254 1150560 0
vmem btag 56 18995 52 18995 0 254 1066632 0
malloc-64 64 581 15988 1055845 0 254 1060416 0
mbuf_cluster 2048 508 0 508 0 254 1040384 0
FFS inode 1168 665 28 2469 0 8 809424 0
VM OBJECT 248 2970 70 30810 0 62 753920 0
malloc-65536 65536 9 0 12 0 1 589824 0
sctp_ep 1152 1 510 59 0 254 588672 0
256 Bucket 2048 242 24 2074 0 8 544768 0
MAP ENTRY 96 5570 100 96167 0 126 544320 0
THREAD 1860 279 9 1814 0 8 535680 0
socket 1024 40 468 2329 0 254 520192 0
lkpicurr 168 2 3094 2 0 62 520128 0
pbuf 2624 0 162 0 0 2 425088 0
malloc-65536 65536 4 2 117 0 1 393216 0
sctp_raddr 736 1 516 39 0 254 380512 0
malloc-32768 32768 4 7 1127 0 1 360448 0
VNODE 440 707 76 2513 0 30 344520 0
malloc-2048 2048 105 55 683 0 8 327680 0
malloc-64 64 4454 397 8590 0 254 310464 0
PROC 1376 198 11 2182 0 8 287584 0
malloc-65536 65536 0 4 134 0 1 262144 0
FPU_save_area 832 281 25 3021 0 16 254592 0
malloc-16 16 14448 302 14625 0 254 236000 0
DEVCTL 1024 41 179 168 0 0 225280 0
filedesc0 1072 198 12 2290 0 8 225120 0
malloc-256 256 346 464 8043 0 62 207360 0
FFS2 dinode 256 665 85 2469 0 62 192000 0
UMA Zones 768 239 0 239 0 16 183552 0
malloc-32 32 5349 321 5498 0 254 181440 0
malloc-128 128 1219 176 25779 0 126 178560 0
lkpimm 56 1 3095 1 0 254 173376 0
unpcb 320 22 494 1389 0 254 165120 0
malloc-32768 32768 3 2 14 0 1 163840 0
malloc-1024 1024 128 32 880 0 16 163840 0
S VFS Cache 104 1009 395 2900 0 126 146016 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 2 0 2 0 1 131072 0
mbuf_packet 256 1 507 1611 0 254 130048 0
g_bio 408 4 296 28316 0 30 122400 0
ksiginfo 112 193 851 460 0 126 116928 0
VMSPACE 584 172 24 2133 0 16 114464 0
malloc-256 256 322 113 6335 0 62 111360 0
malloc-384 384 242 28 250 0 30 103680 0
malloc-128 128 522 253 4520 0 126 99200 0
malloc-128 128 463 312 5134 0 126 99200 0
malloc-128 128 605 170 1466 0 126 99200 0
NAMEI 1024 71 25 21776 0 16 98304 0
ertt_txseginfo 40 12 2311 14536 0 254 92920 0
UMA Kegs 384 226 7 226 0 30 89472 0
128 Bucket 1024 59 24 323 0 16 84992 0
malloc-64 64 842 481 4183 0 254 84672 0
vnpbuf 2624 0 32 6 0 16 83968 0
64 Bucket 512 98 62 10631 0 30 81920 0
sctp_chunk 152 5 515 145 0 254 79040 0
malloc-32768 32768 0 2 120 0 1 65536 0
malloc-16384 16384 0 4 8 0 1 65536 0
malloc-16384 16384 3 1 193 0 1 65536 0
malloc-8192 8192 5 3 123 0 1 65536 0
malloc-8192 8192 7 1 10 0 1 65536 0
malloc-8192 8192 7 1 8 0 1 65536 0
malloc-4096 4096 13 3 27 0 2 65536 0
malloc-4096 4096 12 4 19 0 2 65536 0
malloc-2048 2048 5 27 777 0 8 65536 0
malloc-2048 2048 15 17 127 0 8 65536 0
malloc-256 256 25 230 4439 0 62 65280 0
32 Bucket 256 87 168 1041 0 62 65280 0
sctp_stream_msg_out 112 1 539 8 0 254 60480 0
malloc-384 384 28 122 2190 0 30 57600 0
tcp_inpcb 1304 9 33 406 0 8 54768 0
malloc-128 128 156 247 821 0 126 51584 0
malloc-256 256 1 194 1789 0 62 49920 0
malloc-256 256 127 68 2629 0 62 49920 0
DIRHASH 1024 34 14 42 0 16 49152 0
malloc-16384 16384 1 2 3 0 1 49152 0
malloc-4096 4096 9 3 80 0 2 49152 0
malloc-2048 2048 16 8 16 0 8 49152 0
malloc-1024 1024 28 20 16668 0 16 49152 0
da_ccb 544 1 83 7208 0 16 45696 0
pcpu-8 8 5138 494 5479 0 254 45056 0
syncache 168 0 264 7 0 254 44352 0
TURNSTILE 136 289 26 289 0 62 42840 0
clpbuf 2624 0 16 211 0 4 41984 0
malloc-8192 8192 3 2 5 0 1 40960 0
pipe 736 24 31 397 0 16 40480 0
sctp_readq 152 0 260 10 0 254 39520 0
udp_inpcb 408 6 84 285 0 30 36720 0
malloc-64 64 104 463 35346 0 254 36288 0
malloc-64 64 166 401 357 0 254 36288 0
malloc-64 64 15 552 41464 0 254 36288 0
malloc-64 64 17 550 55 0 254 36288 0
16 Bucket 144 72 180 779 0 62 36288 0
tcp_bbr_map 128 0 279 593 0 126 35712 0
tcp_rack_map 128 3 276 31 0 126 35712 0
malloc-128 128 74 205 2012 0 126 35712 0
routing nhops 256 39 96 47 0 62 34560 0
ttyoutq 256 72 63 160 0 62 34560 0
malloc-384 384 52 38 80 0 30 34560 0
malloc-256 256 22 113 46 0 62 34560 0
malloc-256 256 38 97 59 0 62 34560 0
malloc-256 256 21 114 614 0 62 34560 0
ripcb 376 2 88 111 0 30 33840 0
SLEEPQUEUE 88 289 95 289 0 126 33792 0
malloc-16384 16384 2 0 3 0 1 32768 0
malloc-4096 4096 7 1 565 0 2 32768 0
malloc-4096 4096 4 4 668 0 2 32768 0
malloc-4096 4096 3 5 20 0 2 32768 0
malloc-2048 2048 4 12 6 0 8 32768 0
malloc-2048 2048 2 14 2 0 8 32768 0
malloc-2048 2048 3 13 86 0 8 32768 0
malloc-2048 2048 4 12 84 0 8 32768 0
malloc-1024 1024 0 32 16 0 16 32768 0
malloc-1024 1024 14 18 32 0 16 32768 0
---
This report is generated by a bot. It may contain errors.
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#syz undup
syzbot found the following issue on:
HEAD commit: 0ded4647215c vtnet.4: update description of loader tunables
git tree: freebsd-src
console output: https://syzkaller.appspot.com/x/log.txt?x=1250f034580000
dashboard link: https://syzkaller.appspot.com/bug?extid=6a4ea1e13f4e07369785
userspace arch: i386
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+6a4ea1...@syzkaller.appspotmail.com
panic: Assertion ip->i_mode != 0 failed at /syzkaller/managers/i386/kernel/sys/ufs/ffs/ffs_softdep.c:10021
cpuid = 1
time = 256
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056c527d0
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056c52930
vpanic() at vpanic+0x257/frame 0xfffffe0056c52af0
panic() at panic+0xb5/frame 0xfffffe0056c52bb0
handle_workitem_remove() at handle_workitem_remove+0xd03/frame 0xfffffe0056c52cf0
process_worklist_item() at process_worklist_item+0x525/frame 0xfffffe0056c52e40
softdep_process_worklist() at softdep_process_worklist+0xfd/frame 0xfffffe0056c52e90
softdep_flush() at softdep_flush+0x1a4/frame 0xfffffe0056c52ef0
fork_exit() at fork_exit+0xcc/frame 0xfffffe0056c52f30
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0056c52f30
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 14 tid 100093 ]
Stopped at kdb_enter+0x6e: movq $0,0x25c45c7(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b
es 0x3b
fs 0x13
gs 0x1b
ss 0
rax 0x12
rcx 0xfffffe0002bf1850
rdx 0
rbx 0xffffffff827cb4c0 .str.27
rsp 0xfffffe0056c52910
rbp 0xfffffe0056c52930
rsi 0
rdi 0xffffffff81614a99 printf+0x149
r8 0
r9 0xffffffff
r10 0
r11 0x1f
r12 0xfffffe00540bb000
r13 0xfffffffffffffffd
r14 0xffffffff827cb4c0 .str.27
r15 0
rip 0xffffffff815fe5ce kdb_enter+0x6e
rflags 0x46
kdb_enter+0x6e: movq $0,0x25c45c7(%rip)
db> show proc
Process 14 (bufdaemon) at 0xfffffe00540055c0:
state: NORMAL
uid: 0 gids: 0
parent: pid 0 at 0xffffffff83b4d060
ABI: null
flag: 0x10000284 flag2: 0
reaper: 0xffffffff83b4d060 reapsubtree: 14
sigparent: 20
vmspace: 0xffffffff83b4e040
(map 0xffffffff83b4e040)
(map.pmap 0xffffffff83b4e0e0)
(pmap 0xffffffff83b4e150)
threads: 3
100079 D psleep 0xffffffff83cbfd60 [bufdaemon]
100082 D - 0xffffffff83001ec0 [bufspacedaemon-0]
100093 Run CPU 1 [/ worker]
db> ps
pid ppid pgrp uid state wmesg wchan cmd
2180 763 763 0 R (threaded) syz-executor
101619 S nanslp 0xffffffff83ba3c41 syz-executor
101813 RunQ syz-executor
101814 S uwait 0xfffffe0058257880 syz-executor
2172 2170 2143 0 S uwait 0xfffffe0077f4ea80 syz-executor
2170 2143 2143 0 R (threaded) syz-executor
101799 RunQ syz-executor
101800 S uwait 0xfffffe0053e0eb00 syz-executor
101802 S sbwait 0xfffffe006b4af60c syz-executor
101812 S uwait 0xfffffe0058258300 syz-executor
2167 764 764 0 R (threaded) syz-executor
101754 RunQ syz-executor
101794 RunQ syz-executor
101796 S uwait 0xfffffe007a574b80 syz-executor
101798 S uwait 0xfffffe0053e0ea00 syz-executor
2143 762 2143 0 S nanslp 0xffffffff83ba3c41 syz-executor
2136 1 763 0 S uwait 0xfffffe0053e0e900 syz-executor
2133 1 764 0 S uwait 0xfffffe007a575300 syz-executor
2126 1 763 0 S uwait 0xfffffe0058257480 syz-executor
2117 2116 1736 0 S uwait 0xfffffe0053e0e200 syz-executor
2116 1 1736 0 SV wait 0xfffffe007ca00560 syz-executor
2114 1 766 0 S uwait 0xfffffe007a575500 syz-executor
2093 1 766 0 S uwait 0xfffffe005968eb80 syz-executor
2084 2083 764 0 S uwait 0xfffffe0058258700 syz-executor
2083 1 764 0 SV wait 0xfffffe007ca01ae0 syz-executor
2061 2060 764 0 S uwait 0xfffffe005968dd00 syz-executor
2060 1 764 0 SV wait 0xfffffe007ca035c0 syz-executor
2050 1 1736 0 S uwait 0xfffffe0058257080 syz-executor
2033 1 764 0 S umtxn 0xfffffe005968d400 syz-executor
2027 2026 763 0 S uwait 0xfffffe0077f4e480 syz-executor
2026 1 763 0 SV wait 0xfffffe00541e2060 syz-executor
2022 1 764 0 S umtxn 0xfffffe0053e0e400 syz-executor
2014 2013 1736 0 S uwait 0xfffffe00584eba80 syz-executor
2013 1 1736 0 SV wait 0xfffffe007ca00000 syz-executor
2009 1 1736 0 S uwait 0xfffffe0077f4e380 syz-executor
2008 1 766 0 S uwait 0xfffffe00584ebb80 syz-executor
2002 1 1736 0 S uwait 0xfffffe0058258400 syz-executor
1997 1 764 0 S uwait 0xfffffe005825ab00 syz-executor
1988 1 763 0 S uwait 0xfffffe0053e0ec00 syz-executor
1985 1 766 0 S uwait 0xfffffe0058257580 syz-executor
1984 1983 764 0 S uwait 0xfffffe0053e0e700 syz-executor
1983 1 764 0 SV wait 0xfffffe00541d0000 syz-executor
1973 1 766 0 S uwait 0xfffffe0058258200 syz-executor
1972 1 764 0 S uwait 0xfffffe0058257a80 syz-executor
1969 1 763 0 S uwait 0xfffffe0058257780 syz-executor
1959 1 764 0 S uwait 0xfffffe0053e0e800 syz-executor
1956 1 1736 0 S uwait 0xfffffe0077f4e280 syz-executor
1955 1 1736 0 S uwait 0xfffffe0058258000 syz-executor
1952 1 1736 0 S uwait 0xfffffe0058258100 syz-executor
1949 1 763 0 S uwait 0xfffffe0058257e80 syz-executor
1944 1943 766 0 S uwait 0xfffffe0077f4e580 syz-executor
1943 1 766 0 SV wait 0xfffffe00541d0ac0 syz-executor
1937 1 764 0 S uwait 0xfffffe0077f4e080 syz-executor
1929 1 1736 0 S uwait 0xfffffe0077f4e980 syz-executor
1927 1 763 0 S uwait 0xfffffe0058257980 syz-executor
1893 1 764 0 S uwait 0xfffffe0077f4e180 syz-executor
1876 1 763 0 S uwait 0xfffffe0077f4f700 syz-executor
1873 1 763 0 S uwait 0xfffffe0058258800 syz-executor
1845 1844 766 0 S uwait 0xfffffe0058258500 syz-executor
1844 1 766 0 SV wait 0xfffffe00541df560 syz-executor
1817 1 766 0 S uwait 0xfffffe0058258b00 syz-executor
1811 1 763 0 S uwait 0xfffffe0058258600 syz-executor
1809 1 763 0 S uwait 0xfffffe0077f50280 syz-executor
1804 1 763 0 S uwait 0xfffffe00584ec200 syz-executor
1803 1 763 0 S uwait 0xfffffe0077f4ec80 syz-executor
1769 1 1766 0 S uwait 0xfffffe0077f4eb80 syz-executor
1768 1 1766 0 S uwait 0xfffffe0077f4f200 syz-executor
1756 1 1736 0 S uwait 0xfffffe00584ec480 syz-executor
1753 1 764 0 S uwait 0xfffffe0077f4f100 syz-executor
1752 1 764 0 S uwait 0xfffffe0077f4f000 syz-executor
1736 762 1736 0 R syz-executor
1734 1 766 0 S uwait 0xfffffe0077f4fe00 syz-executor
1732 1730 763 0 S uwait 0xfffffe0077f4e880 syz-executor
1731 1 1727 0 S uwait 0xfffffe0077f4e780 syz-executor
1730 1 763 0 SV wait 0xfffffe00541b4b00 syz-executor
1728 1 1727 0 S uwait 0xfffffe00584ec100 syz-executor
1717 1 1716 0 S uwait 0xfffffe0058258c00 syz-executor
1712 1 1472 0 S uwait 0xfffffe0077f4f300 syz-executor
1708 1 763 0 S uwait 0xfffffe00584ec300 syz-executor
1704 1 766 0 S uwait 0xfffffe0077f4f900 syz-executor
1703 1 766 0 S uwait 0xfffffe0077f4fc00 syz-executor
1686 1681 764 0 S uwait 0xfffffe0077f4f500 syz-executor
1682 1681 764 0 S uwait 0xfffffe0077f4f400 syz-executor
1681 1 764 0 SV wait 0xfffffe00541a65c0 syz-executor
1661 1 764 0 S uwait 0xfffffe00584ec580 syz-executor
1645 0 0 0 DL mdwait 0xfffffe006b728000 [md0]
1641 1640 766 0 S uwait 0xfffffe00584eef00 syz-executor
1640 1 766 0 SV wait 0xfffffe005415ab00 syz-executor
1633 1 1631 0 S uwait 0xfffffe0058258a00 syz-executor
1632 1 1631 0 S uwait 0xfffffe0058258e00 syz-executor
1629 1 764 0 S uwait 0xfffffe00584eb780 syz-executor
1627 1 764 0 S uwait 0xfffffe0077f4ff00 syz-executor
1624 1 766 0 S uwait 0xfffffe0077f50080 syz-executor
1613 1 1472 60929 SV sigwait 0xfffffe0054195b90 syz-executor
1605 1 763 0 S uwait 0xfffffe00584eb000 syz-executor
1588 1 766 0 S uwait 0xfffffe0077f4fa00 syz-executor
1569 1 1472 0 S uwait 0xfffffe00584ecd80 syz-executor
1568 1 763 0 S uwait 0xfffffe0058258d00 syz-executor
1567 1 764 0 S uwait 0xfffffe0077f4fd00 syz-executor
1552 1 1472 0 S uwait 0xfffffe0077f50180 syz-executor
1551 1 1472 0 S uwait 0xfffffe0077f4f800 syz-executor
1540 1 764 0 S uwait 0xfffffe00584ece80 syz-executor
1535 1 766 0 S uwait 0xfffffe0058259180 syz-executor
1533 1 766 0 S umtxn 0xfffffe0077f50480 syz-executor
1526 1 1472 0 S uwait 0xfffffe00584eeb00 syz-executor
1514 1 766 0 S uwait 0xfffffe00584eb100 syz-executor
1511 1 764 0 T uwait 0xfffffe00584ed000 syz-executor
1490 1 1472 0 S uwait 0xfffffe005968c280 syz-executor
1484 1 763 0 S uwait 0xfffffe00584ec680 syz-executor
1466 1 764 0 S uwait 0xfffffe00584ee700 syz-executor
1465 1 764 0 S uwait 0xfffffe005968d000 syz-executor
1463 1 765 0 S uwait 0xfffffe00584ec880 syz-executor
1444 1 765 0 S uwait 0xfffffe00584eed00 syz-executor
1443 1 764 0 S uwait 0xfffffe005968d100 syz-executor
1441 1 765 0 S uwait 0xfffffe0058259080 syz-executor
1434 1 764 0 S uwait 0xfffffe00584ee900 syz-executor
1400 1 766 0 S uwait 0xfffffe00584eb200 syz-executor
1383 1 764 0 S uwait 0xfffffe00584ed080 syz-executor
1370 1 765 0 S umtxn 0xfffffe00584ebd80 syz-executor
1364 1 763 0 S uwait 0xfffffe00584ebe80 syz-executor
1351 1 763 0 S uwait 0xfffffe0058259380 syz-executor
1341 1 765 0 S uwait 0xfffffe0058259a00 syz-executor
1340 1 766 0 S uwait 0xfffffe005825ae80 syz-executor
1323 1 763 60929 SV sigwait 0xfffffe005415b670 syz-executor
1286 1 764 0 S uwait 0xfffffe0058258f00 syz-executor
1269 1 766 0 S uwait 0xfffffe00584ee500 syz-executor
1259 1 766 0 S uwait 0xfffffe005968c180 syz-executor
1235 1 765 0 S uwait 0xfffffe005968cd80 syz-executor
1222 1 763 0 S uwait 0xfffffe00584ecc80 syz-executor
1185 1 765 0 S uwait 0xfffffe005968c880 syz-executor
1147 1 763 0 S uwait 0xfffffe00584ee300 syz-executor
1125 1 764 0 S uwait 0xfffffe00584eb500 syz-executor
1107 1 764 0 S uwait 0xfffffe00584eb300 syz-executor
1093 1 763 0 S uwait 0xfffffe00584ec780 syz-executor
1088 1 766 0 S uwait 0xfffffe005968c680 syz-executor
1081 1 765 0 S uwait 0xfffffe00584ee400 syz-executor
1074 1 765 0 S uwait 0xfffffe00584ec980 syz-executor
1073 1 765 0 S uwait 0xfffffe00584ecb80 syz-executor
1056 1 766 0 S uwait 0xfffffe00584ee800 syz-executor
1052 1 765 0 S uwait 0xfffffe00584eca80 syz-executor
1049 1 766 0 S uwait 0xfffffe00584eb400 syz-executor
1025 1 764 0 S uwait 0xfffffe005968c380 syz-executor
1020 1 766 0 S uwait 0xfffffe00584ee600 syz-executor
1000 1 764 0 S uwait 0xfffffe005968ec80 syz-executor
977 1 765 0 S uwait 0xfffffe005968c080 syz-executor
969 1 764 0 S uwait 0xfffffe00584eb600 syz-executor
957 1 764 0 T uwait 0xfffffe00584eea00 syz-executor
953 1 766 0 S uwait 0xfffffe005968c780 syz-executor
950 1 763 0 S uwait 0xfffffe0058259c00 syz-executor
942 1 763 0 S uwait 0xfffffe00584eee00 syz-executor
935 1 764 0 S uwait 0xfffffe005968c980 syz-executor
925 1 924 0 S uwait 0xfffffe005968c480 syz-executor
920 1 763 60929 SV sigwait 0xfffffe0054130b70 syz-executor
909 1 764 60928 S uwait 0xfffffe005968f000 syz-executor
880 0 0 0 DL (threaded) [so_splice]
100091 D - 0xfffffe00584eb700 [thr_0]
100202 D - 0xfffffe00584eb740 [thr_1]
873 1 764 0 S uwait 0xfffffe005825ad00 syz-executor
847 1 763 0 T uwait 0xfffffe005968e280 syz-executor
844 1 766 0 S uwait 0xfffffe005825a600 syz-executor
833 1 766 0 S uwait 0xfffffe005968ed80 syz-executor
832 805 832 0 Ss select 0xfffffe00593ebd40 dhclient
824 0 0 0 DL - 0xffffffff83cb3e00 [soaiod4]
823 0 0 0 DL - 0xffffffff83cb3e00 [soaiod3]
822 0 0 0 DL - 0xffffffff83cb3e00 [soaiod2]
821 0 0 0 DL - 0xffffffff83cb3e00 [soaiod1]
820 0 0 0 DL aiordy 0xfffffe0007809b00 [aiod4]
819 0 0 0 DL aiordy 0xfffffe000780a060 [aiod3]
818 0 0 0 DL aiordy 0xfffffe00540ebae0 [aiod2]
817 0 0 0 DL aiordy 0xfffffe000780a5c0 [aiod1]
815 1 815 0 Ss select 0xfffffe00593ebe40 dhclient
805 788 423 65 S select 0xfffffe00593ec0c0 dhclient
788 423 423 0 S wait 0xfffffe00540ec5a0 sh
764 762 764 0 S nanslp 0xffffffff83ba3c41 syz-executor
763 762 763 0 R syz-executor
762 760 760 0 S select 0xfffffe0053ffc440 syz-executor
760 758 760 0 Ss sigsusp 0xfffffe00540cc0d0 csh
758 681 758 0 Ss select 0xfffffe0053ffc8c0 sshd
747 1 747 0 Ss+ ttyin 0xfffffe00582904b0 getty
746 1 746 0 Ss+ ttyin 0xfffffe00585cc4b0 getty
745 1 745 0 Ss+ ttyin 0xfffffe00585cc8b0 getty
744 1 744 0 Ss+ ttyin 0xfffffe00585cccb0 getty
743 1 743 0 Ss+ ttyin 0xfffffe00585cd0b0 getty
742 1 742 0 Ss+ ttyin 0xfffffe00585cd4b0 getty
741 1 741 0 Ss+ ttyin 0xfffffe00585cd8b0 getty
740 1 740 0 Ss+ ttyin 0xfffffe00585cdcb0 getty
739 1 739 0 Ss+ ttyin 0xfffffe00585ce0b0 getty
685 1 685 0 Ss nanslp 0xffffffff83ba3c41 cron
681 1 681 0 Ss select 0xfffffe0053ffce40 sshd
494 1 494 0 Ss select 0xfffffe0053ffcbc0 syslogd
423 1 423 0 Ss wait 0xfffffe005400bae0 devd
422 1 422 65 Ss select 0xfffffe00593ecf40 dhclient
337 1 337 0 Ss select 0xfffffe0053ffcb40 dhclient
334 1 334 0 Ss select 0xfffffe00593ecec0 dhclient
16 0 0 0 DL syncer 0xffffffff83cc1820 [syncer]
15 0 0 0 DL vlruwt 0xfffffe0054002560 [vnlru]
14 0 0 0 RL (threaded) [bufdaemon]
100079 D psleep 0xffffffff83cbfd60 [bufdaemon]
100082 D - 0xffffffff83001ec0 [bufspacedaemon-0]
100093 Run CPU 1 [/ worker]
9 0 0 0 DL psleep 0xffffffff83d0acc0 [vmdaemon]
8 0 0 0 DL (threaded) [pagedaemon]
100077 D psleep 0xffffffff83cf0d88 [dom0]
100080 D launds 0xffffffff83cf0d94 [laundry: dom0]
100081 D umarcl 0xffffffff81de0e10 [uma]
7 0 0 0 DL - 0xffffffff8391c5d8 [rand_harvestq]
6 0 0 0 DL pftm 0xffffffff843f09e0 [pf purge]
5 0 0 0 DL waiting 0xffffffff846bc700 [sctp_iterator]
4 0 0 0 DL (threaded) [cam]
100045 D - 0xffffffff838e6340 [doneq0]
100046 D - 0xffffffff838e62c0 [async]
100075 D - 0xffffffff838e6140 [scanner]
3 0 0 0 DL (threaded) [crypto]
100042 D crypto_ 0xffffffff83cec640 [crypto]
100043 D crypto_ 0xfffffe0057d43030 [crypto returns 0]
100044 D crypto_ 0xfffffe0057d43080 [crypto returns 1]
13 0 0 0 DL (threaded) [geom]
100037 D - 0xffffffff83b4c620 [g_event]
100038 D - 0xffffffff83b4c640 [g_up]
100039 D - 0xffffffff83b4c660 [g_down]
2 0 0 0 WL (threaded) [clock]
100031 I [clock (0)]
100032 I [clock (1)]
12 0 0 0 RL (threaded) [intr]
100013 I [swi6: task queue]
100014 I [swi6: Giant taskq]
100016 I [swi5: fast taskq]
100033 I [swi1: netisr 0]
100034 Run CPU 0 [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 0xfffffe0007809040 [init]
10 0 0 0 DL audit_w 0xffffffff83ced0e0 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D parked 0xffffffff84c3dff0 [swapper]
100005 D - 0xfffffe0007768d00 [softirq_0]
100006 D - 0xfffffe0007768b00 [softirq_1]
100007 D - 0xfffffe0007768900 [if_io_tqg_0]
100008 D - 0xfffffe0007768700 [if_io_tqg_1]
100009 D - 0xfffffe0007768500 [if_config_tqg_0]
100010 D - 0xfffffe00083db100 [kqueue_ctx taskq]
100011 D - 0xfffffe00083db000 [jail_remove taskq]
100012 D - 0xfffffe00083dae00 [bus taskq]
100015 D - 0xfffffe00083da900 [thread taskq]
100017 D - 0xfffffe00083da600 [aiod_kick taskq]
100018 D - 0xfffffe00083da500 [deferred_unmount ta]
100019 D - 0xfffffe00083da400 [inm_free taskq]
100020 D - 0xfffffe00083da300 [in6m_free taskq]
100021 D - 0xfffffe00083da200 [linuxkpi_irq_wq]
100022 D - 0xfffffe00083da100 [linuxkpi_short_wq_0]
100023 D - 0xfffffe00083da100 [linuxkpi_short_wq_1]
100024 D - 0xfffffe00083da100 [linuxkpi_short_wq_2]
100025 D - 0xfffffe00083da100 [linuxkpi_short_wq_3]
100026 D - 0xfffffe00083da000 [linuxkpi_long_wq_0]
100027 D - 0xfffffe00083da000 [linuxkpi_long_wq_1]
100028 D - 0xfffffe00083da000 [linuxkpi_long_wq_2]
100029 D - 0xfffffe00083da000 [linuxkpi_long_wq_3]
100036 D - 0xfffffe00083d9900 [firmware taskq]
100040 D - 0xfffffe0057d47300 [crypto_0]
100041 D - 0xfffffe0057d47300 [crypto_1]
100056 D - 0xfffffe00083dd200 [vtnet0 rxq 0]
100057 D - 0xfffffe0058145500 [vtnet0 txq 0]
100058 D - 0xfffffe0058145400 [vtnet0 rxq 1]
100059 D - 0xfffffe0058145300 [vtnet0 txq 1]
100061 D vtbslp 0xfffffe0057d67400 [virtio_balloon]
100065 D - 0xffffffff827cfba1 [deadlkres]
100069 D - 0xfffffe0057d46e00 [acpi_task_0]
100070 D - 0xfffffe0057d46e00 [acpi_task_1]
100071 D - 0xfffffe0057d46e00 [acpi_task_2]
100073 D - 0xfffffe00083dca00 [mca taskq]
100074 D - 0xfffffe0057d46b00 [CAM taskq]
100076 D - 0xfffffe0058142300 [ipsec_offload]
2179 1736 1736 0 Z syz-executor
db> show all locks
Process 2170 (syz-executor) thread 0xfffffe00541f2780 (101802)
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffffe006b4af5c0) locked @ /syzkaller/managers/i386/kernel/sys/kern/uipc_socket.c:4835
Process 2167 (syz-executor) thread 0xfffffe007ca20000 (101794)
exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe0007eb90d0) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_bio.c:1752
exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe0007eacfc8) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_bio.c:4022
exclusive lockmgr ufs (ufs) r = 0 (0xfffffe0077f49070) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_vnops.c:1243
Process 14 (bufdaemon) thread 0xfffffe00540bb000 (100093)
exclusive lockmgr ufs (ufs) r = 0 (0xfffffe007a5a23e0) locked @ /syzkaller/managers/i386/kernel/sys/ufs/ffs/ffs_vfsops.c:1751
Process 12 (intr) thread 0xfffffe0007821000 (100034)
exclusive sleep mutex tcp_hpts_lck (hpts) r = 0 (0xfffffe0053e20000) locked @ /syzkaller/managers/i386/kernel/sys/netinet/tcp_hpts.c:1402
db> show malloc
Type InUse MemUse Requests
pf_hash 6 12804K 6
linker 376 5079K 491
tcp_hpts 7 4801K 7
devbuf 4187 4323K 4216
filedesc 292 2333K 2753
sysctloid 35008 2062K 35083
vtbuf 24 1968K 46
kobj 330 1320K 503
newblk 18 1029K 6517
vfscache 3 1025K 3
subproc 409 875K 2405
pcb 32 672K 259
inodedep 23 521K 2169
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
vmem 5 276K 9
vnet_data 2 224K 2
acpitask 1 224K 1
KTRACE 101 201K 107024
acpica 1674 184K 54426
tidhash 3 141K 3
pagedep 18 133K 1363
tfo_ccache 1 128K 1
IP reass 1 128K 1
DEVFS1 110 110K 133
sem 4 106K 4
gtaskqueue 18 98K 18
kdtrace 479 83K 3998
bus 997 82K 5063
mtx_pool 3 74K 3
umtx 576 72K 576
syncache 1 68K 1
NFSD srvcache 3 68K 3
module 521 66K 521
ddb_capture 1 64K 1
shm 4 38K 13
BPF 25 36K 36
DEVFS3 129 33K 139
hostcache 1 32K 1
LRO 30 31K 30
msg 4 30K 4
kbdmux 6 28K 6
ifaddr 94 25K 96
routetbl 226 22K 628
temp 45 21K 2383
lltable 67 21K 69
DEVFS_RULE 56 20K 56
ether_multi 236 19K 331
ifnet 10 19K 11
ufs_mount 4 17K 5
proc 3 17K 3
tty 16 16K 16
shmfd 16 15K 29
ithread 90 15K 90
bus-sc 34 15K 1647
eventhandler 163 14K 163
in6_multi 95 13K 99
kqueue 202 13K 2478
pwddesc 198 13K 2290
kenv 95 12K 95
GEOM 54 12K 448
CAM queue 5 11K 1528
rman 82 10K 437
plimit 25 10K 373
rpc 8 9K 8
bmsafemap 2 9K 2194
devstat 4 9K 4
UART 12 9K 12
ksem 1 8K 1
filemon 1 8K 12
cred 32 8K 294
pfs_vncache 1 8K 1
audit_evclass 240 8K 303
taskqueue 69 8K 102
sglist 6 7K 6
CAM DEV 3 6K 510
pfs_nodes 22 6K 22
pf_ifnet 13 5K 28
DEVFSP 78 5K 155
proc-args 219 5K 3315
ufs_dirhash 24 5K 36
UMA 267 5K 267
tcp_fsb_rack 2 5K 24
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
md_disk 1 4K 5
evdev 4 4K 4
kcovinfo 63 4K 63
acpisem 28 4K 28
sctp_timw 13 4K 13
selfd 48 3K 1054205
ip6ndp 18 3K 19
terminal 11 3K 11
tun 7 3K 7
session 21 3K 48
uidinfo 5 3K 33
acpidev 20 3K 20
sctp_ifa 19 3K 20
lockf 20 3K 705
hhook 8 3K 10
in_multi 9 3K 29
clone 9 3K 9
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
Unitno 26 2K 70
CAM XPT 22 2K 543
newdirblk 12 2K 1326
nhops 6 2K 10
toponodes 6 2K 6
ipsecpolicy 2 2K 2
select 11 2K 76
sctp_ifn 9 2K 20
sctp_atcl 3 2K 97
msi 9 2K 9
diradd 9 2K 2025
netlink 2 2K 124
mld 9 2K 9
igmp 9 2K 9
sctp_stro 1 1K 18
softdep 1 1K 1
dirrem 4 1K 1998
sahead 1 1K 1
secasvar 1 1K 1
CC Mem 8 1K 406
vnodemarker 2 1K 58
NFSD session 1 1K 1
mkdir 7 1K 2652
CAM periph 4 1K 271
ipsec 3 1K 3
indirdep 3 1K 1319
pfil 6 1K 6
isadev 6 1K 6
mount 16 1K 694
pci_link 10 1K 10
osd 13 1K 427
crypto 4 1K 28
encap_export_host 12 1K 12
ip_msource 10 1K 38
ip6opt 4 1K 61
sctp_stri 1 1K 24
inpcbpolicy 16 1K 823
filedesc_to_leader 8 1K 16
cdev 2 1K 2
lkpikmalloc 8 1K 9
counter_rate 13 1K 13
freefile 3 1K 1768
chacha20random 1 1K 1
biobuf 1 1K 1
tcp_pcm_rack 1 1K 12
vnodes 1 1K 21
procdesc 2 1K 8
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
CAM SIM 2 1K 2
feeder 7 1K 7
sctp_atky 4 1K 119
cryptodev 3 1K 128
tcpfunc 3 1K 3
loginclass 3 1K 5
prison 6 1K 6
nexusdev 8 1K 8
apmdev 1 1K 1
atkbddev 2 1K 2
aio 4 1K 5
iov 2 1K 35852
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 3846
sctp_vrf 1 1K 1
vnet 1 1K 1
pmc 1 1K 1
sigio 1 1K 3
entropy 2 1K 38
acpiintr 1 1K 1
sctp_athm 3 1K 105
sctp_map 2 1K 36
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
filecaps 2 1K 89
freework 1 1K 2744
p1003.1b 1 1K 1
ipcomp 0 0K 0
esp 0 0K 0
ah 0 0K 0
tcp_do_rack 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 11
sctp_iter 0 0K 17
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 17
sctp_aadr 0 0K 0
pf_table 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
mqdata 0 0K 0
madt_table 0 0K 2
smartpqi 0 0K 0
ixl 0 0K 0
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
iavf 0 0K 0
axgbe 0 0K 0
fpukern_ctx 0 0K 0
xen_intr 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
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 0
xenbus 0 0K 0
vm_fictitious 0 0K 0
UMAHash 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 1034
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 30
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 1516
freefrag 0 0K 542
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 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5E_TLS_RX 0 0K 0
MLX5EEPROM 0 0K 0
MLX5E_TLS 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EN 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
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_msource 0 0K 0
ip6_moptions 0 0K 4
in6_mfilter 0 0K 5
frag6 0 0K 49
tcplog 0 0K 0
tcp_hwpace 0 0K 0
ip_moptions 0 0K 39
in_mfilter 0 0K 82
ipid 0 0K 0
80211scan 0 0K 0
80211ratectl 0 0K 0
80211power 0 0K 0
80211nodeie 0 0K 0
80211node 0 0K 0
80211mesh_gt 0 0K 0
80211mesh_rt 0 0K 0
80211perr 0 0K 0
80211prep 0 0K 0
80211preq 0 0K 0
80211dfs 0 0K 0
80211crypto 0 0K 0
80211vap 0 0K 0
iflib 0 0K 0
vlan 0 0K 0
gif 0 0K 0
ifdescr 0 0K 0
zlib 0 0K 19
fadvise 0 0K 0
VN POLL 0 0K 105
statfs 0 0K 209
namei_tracker 0 0K 15
inotify 0 0K 211
export_host 0 0K 0
cl_savebuf 0 0K 246
lio 0 0K 88
acl 0 0K 0
mbuf_tag 0 0K 0
ktls 0 0K 0
accf 0 0K 0
pts 0 0K 0
timerfd 0 0K 0
ioctlops 0 0K 108
eventfd 0 0K 8
Witness 0 0K 0
stack 0 0K 0
sbuf 0 0K 346
firmware 0 0K 0
compressor 0 0K 0
SWAP 0 0K 0
sysctltmp 0 0K 653
sysctl 0 0K 3
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 31
rctl 0 0K 0
cache 0 0K 0
prison_racct 0 0K 0
Fail Points 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
DEVFS4 0 0K 0
DEVFS2 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
evtchn_dev 0 0K 0
xenstore 0 0K 0
xnb 0 0K 0
xen_acpi 0 0K 0
xbbd 0 0K 0
xbd 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vtfont 0 0K 0
pvscsi 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
twsbuf 0 0K 0
tcp_log_dev 0 0K 3
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 0
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
scsi_cd 0 0K 0
nvme_da 0 0K 0
CAM CCB 0 0K 523
CAM ccb queue 0 0K 0
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8368 1030 92243 0 254 38494208 0
tcp_log 416 5254 6941 50308 0 254 5073120 0
RADIX NODE 152 18953 230 79744 0 62 2915816 0
mbuf 256 8940 722 133915 0 254 2473472 0
malloc-16384 16384 146 2 1369 0 1 2424832 0
malloc-4096 4096 529 3 2682 0 2 2179072 0
BUF TRIE 152 394 11410 4438 0 62 1794208 0
malloc-384 384 4124 46 4473 0 30 1601280 0
malloc-128 128 11515 203 13591 0 126 1499904 0
UMA Slabs 0 112 11373 33 11373 0 126 1277472 0
sctp_asoc 2256 1 509 18 0 254 1150560 0
vmem btag 56 18995 52 18995 0 254 1066632 0
malloc-64 64 581 15988 1055845 0 254 1060416 0
mbuf_cluster 2048 508 0 508 0 254 1040384 0
FFS inode 1168 665 28 2469 0 8 809424 0
VM OBJECT 248 2970 70 30810 0 62 753920 0
malloc-65536 65536 9 0 12 0 1 589824 0
sctp_ep 1152 1 510 59 0 254 588672 0
256 Bucket 2048 242 24 2074 0 8 544768 0
MAP ENTRY 96 5570 100 96167 0 126 544320 0
THREAD 1860 279 9 1814 0 8 535680 0
socket 1024 40 468 2329 0 254 520192 0
lkpicurr 168 2 3094 2 0 62 520128 0
pbuf 2624 0 162 0 0 2 425088 0
malloc-65536 65536 4 2 117 0 1 393216 0
sctp_raddr 736 1 516 39 0 254 380512 0
malloc-32768 32768 4 7 1127 0 1 360448 0
VNODE 440 707 76 2513 0 30 344520 0
malloc-2048 2048 105 55 683 0 8 327680 0
malloc-64 64 4454 397 8590 0 254 310464 0
PROC 1376 198 11 2182 0 8 287584 0
malloc-65536 65536 0 4 134 0 1 262144 0
FPU_save_area 832 281 25 3021 0 16 254592 0
malloc-16 16 14448 302 14625 0 254 236000 0
DEVCTL 1024 41 179 168 0 0 225280 0
filedesc0 1072 198 12 2290 0 8 225120 0
malloc-256 256 346 464 8043 0 62 207360 0
FFS2 dinode 256 665 85 2469 0 62 192000 0
UMA Zones 768 239 0 239 0 16 183552 0
malloc-32 32 5349 321 5498 0 254 181440 0
malloc-128 128 1219 176 25779 0 126 178560 0
lkpimm 56 1 3095 1 0 254 173376 0
unpcb 320 22 494 1389 0 254 165120 0
malloc-32768 32768 3 2 14 0 1 163840 0
malloc-1024 1024 128 32 880 0 16 163840 0
S VFS Cache 104 1009 395 2900 0 126 146016 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 2 0 2 0 1 131072 0
mbuf_packet 256 1 507 1611 0 254 130048 0
g_bio 408 4 296 28316 0 30 122400 0
ksiginfo 112 193 851 460 0 126 116928 0
VMSPACE 584 172 24 2133 0 16 114464 0
malloc-256 256 322 113 6335 0 62 111360 0
malloc-384 384 242 28 250 0 30 103680 0
malloc-128 128 522 253 4520 0 126 99200 0
malloc-128 128 463 312 5134 0 126 99200 0
malloc-128 128 605 170 1466 0 126 99200 0
NAMEI 1024 71 25 21776 0 16 98304 0
ertt_txseginfo 40 12 2311 14536 0 254 92920 0
UMA Kegs 384 226 7 226 0 30 89472 0
128 Bucket 1024 59 24 323 0 16 84992 0
malloc-64 64 842 481 4183 0 254 84672 0
vnpbuf 2624 0 32 6 0 16 83968 0
64 Bucket 512 98 62 10631 0 30 81920 0
sctp_chunk 152 5 515 145 0 254 79040 0
malloc-32768 32768 0 2 120 0 1 65536 0
malloc-16384 16384 0 4 8 0 1 65536 0
malloc-16384 16384 3 1 193 0 1 65536 0
malloc-8192 8192 5 3 123 0 1 65536 0
malloc-8192 8192 7 1 10 0 1 65536 0
malloc-8192 8192 7 1 8 0 1 65536 0
malloc-4096 4096 13 3 27 0 2 65536 0
malloc-4096 4096 12 4 19 0 2 65536 0
malloc-2048 2048 5 27 777 0 8 65536 0
malloc-2048 2048 15 17 127 0 8 65536 0
malloc-256 256 25 230 4439 0 62 65280 0
32 Bucket 256 87 168 1041 0 62 65280 0
sctp_stream_msg_out 112 1 539 8 0 254 60480 0
malloc-384 384 28 122 2190 0 30 57600 0
tcp_inpcb 1304 9 33 406 0 8 54768 0
malloc-128 128 156 247 821 0 126 51584 0
malloc-256 256 1 194 1789 0 62 49920 0
malloc-256 256 127 68 2629 0 62 49920 0
DIRHASH 1024 34 14 42 0 16 49152 0
malloc-16384 16384 1 2 3 0 1 49152 0
malloc-4096 4096 9 3 80 0 2 49152 0
malloc-2048 2048 16 8 16 0 8 49152 0
malloc-1024 1024 28 20 16668 0 16 49152 0
da_ccb 544 1 83 7208 0 16 45696 0
pcpu-8 8 5138 494 5479 0 254 45056 0
syncache 168 0 264 7 0 254 44352 0
TURNSTILE 136 289 26 289 0 62 42840 0
clpbuf 2624 0 16 211 0 4 41984 0
malloc-8192 8192 3 2 5 0 1 40960 0
pipe 736 24 31 397 0 16 40480 0
sctp_readq 152 0 260 10 0 254 39520 0
udp_inpcb 408 6 84 285 0 30 36720 0
malloc-64 64 104 463 35346 0 254 36288 0
malloc-64 64 166 401 357 0 254 36288 0
malloc-64 64 15 552 41464 0 254 36288 0
malloc-64 64 17 550 55 0 254 36288 0
16 Bucket 144 72 180 779 0 62 36288 0
tcp_bbr_map 128 0 279 593 0 126 35712 0
tcp_rack_map 128 3 276 31 0 126 35712 0
malloc-128 128 74 205 2012 0 126 35712 0
routing nhops 256 39 96 47 0 62 34560 0
ttyoutq 256 72 63 160 0 62 34560 0
malloc-384 384 52 38 80 0 30 34560 0
malloc-256 256 22 113 46 0 62 34560 0
malloc-256 256 38 97 59 0 62 34560 0
malloc-256 256 21 114 614 0 62 34560 0
ripcb 376 2 88 111 0 30 33840 0
SLEEPQUEUE 88 289 95 289 0 126 33792 0
malloc-16384 16384 2 0 3 0 1 32768 0
malloc-4096 4096 7 1 565 0 2 32768 0
malloc-4096 4096 4 4 668 0 2 32768 0
malloc-4096 4096 3 5 20 0 2 32768 0
malloc-2048 2048 4 12 6 0 8 32768 0
malloc-2048 2048 2 14 2 0 8 32768 0
malloc-2048 2048 3 13 86 0 8 32768 0
malloc-2048 2048 4 12 84 0 8 32768 0
malloc-1024 1024 0 32 16 0 16 32768 0
malloc-1024 1024 14 18 32 0 16 32768 0
---
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