Hello,
syzbot found the following crash on:
HEAD commit: 6a74a23f Enable XSAVEOPT.
git tree: netbsd
console output:
https://syzkaller.appspot.com/x/log.txt?x=16574898e00000
kernel config:
https://syzkaller.appspot.com/x/.config?x=6e4d6bd2b8e377a2
dashboard link:
https://syzkaller.appspot.com/bug?extid=fe95ef9d4e9511cd1c8d
Unfortunately, I don't have any reproducer for this crash yet.
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by:
syzbot+fe95ef...@syzkaller.appspotmail.com
[ 230.7661871] panic: ASan: Unauthorized [ 230.7661871] Access In
0xffffffff810d3897: Addr 0xffffbb00144ae190 [8 bytes, read,
PoolUseAfterFree]
[ 230.7761887] cpu1: Begin traceback...
[ 230.8062345] vpanic() at netbsd:vpanic+0x267 sys/kern/subr_prf.c:336
[ 230.8362741] snprintf() at netbsd:snprintf
[ 230.8863497] kasan_report() at netbsd:kasan_report+0x89 kasan_code_name
sys/kern/subr_asan.c:178 [inline]
[ 230.8863497] kasan_report() at netbsd:kasan_report+0x89
sys/kern/subr_asan.c:194
00:02:21 executing program 5:
mknod(&(0x7f0000000000)='./file0\x00', 0x8000, 0xb074)
select(0xfffffffffffffe00, 0x0, 0x0, 0xffffffffffffffff, 0x0)
[ 230.9264133] __asan_load8() at netbsd:__asan_load8+0x285
kasan_shadow_1byte_isvalid sys/kern/subr_asan.c:302 [inline]
[ 230.9264133] __asan_load8() at netbsd:__asan_load8+0x285
kasan_shadow_2byte_isvalid sys/kern/subr_asan.c:317 [inline]
[ 230.9264133] __asan_load8() at netbsd:__asan_load8+0x285
kasan_shadow_4byte_isvalid sys/kern/subr_asan.c:337 [inline]
[ 230.9264133] __asan_load8() at netbsd:__asan_load8+0x285
kasan_shadow_8byte_isvalid sys/kern/subr_asan.c:357 [inline]
[ 230.9264133] __asan_load8() at netbsd:__asan_load8+0x285
kasan_shadow_check sys/kern/subr_asan.c:410 [inline]
[ 230.9264133] __asan_load8() at netbsd:__asan_load8+0x285
sys/kern/subr_asan.c:1180
[ 230.9564518] uvm_fault_internal() at netbsd:uvm_fault_internal+0x1d49
uvm_fault_lower_io sys/uvm/uvm_fault.c:1921 [inline]
[ 230.9564518] uvm_fault_internal() at netbsd:uvm_fault_internal+0x1d49
uvm_fault_lower sys/uvm/uvm_fault.c:1730 [inline]
[ 230.9564518] uvm_fault_internal() at netbsd:uvm_fault_internal+0x1d49
sys/uvm/uvm_fault.c:915
[ 230.9965140] trap() at netbsd:trap+0xb7e sys/arch/amd64/amd64/trap.c:538
[ 231.0065280] --- trap (number 6) ---
[ 231.0265556] 74aa7fb996bf:
[ 231.0265556] cpu1: End traceback...
[ 231.0265556] fatal breakpoint trap in supervisor mode
[ 231.0365690] trap type 1 code 0 rip 0xffffffff8021ccd5 cs 0x8 rflags
0x246 cr2 0x20000000 ilevel 0x8 rsp 0xffffbb017c31f7a0
[ 231.0465822] curlwp 0xffffbb001239b2c0 pid 4133.1 lowest kstack
0xffffbb017c3182c0
Stopped in pid 4133.1 (syz-executor.3) at netbsd:breakpoint+0x5:
leave
?
breakpoint() at netbsd:breakpoint+0x5
db_panic() at netbsd:db_panic+0xf9 sys/ddb/db_panic.c:67
vpanic() at netbsd:vpanic+0x267 sys/kern/subr_prf.c:336
snprintf() at netbsd:snprintf
kasan_report() at netbsd:kasan_report+0x89 kasan_code_name
sys/kern/subr_asan.c:178 [inline]
kasan_report() at netbsd:kasan_report+0x89 sys/kern/subr_asan.c:194
__asan_load8() at netbsd:__asan_load8+0x285 kasan_shadow_1byte_isvalid
sys/kern/subr_asan.c:302 [inline]
__asan_load8() at netbsd:__asan_load8+0x285 kasan_shadow_2byte_isvalid
sys/kern/subr_asan.c:317 [inline]
__asan_load8() at netbsd:__asan_load8+0x285 kasan_shadow_4byte_isvalid
sys/kern/subr_asan.c:337 [inline]
__asan_load8() at netbsd:__asan_load8+0x285 kasan_shadow_8byte_isvalid
sys/kern/subr_asan.c:357 [inline]
__asan_load8() at netbsd:__asan_load8+0x285 kasan_shadow_check
sys/kern/subr_asan.c:410 [inline]
__asan_load8() at netbsd:__asan_load8+0x285 sys/kern/subr_asan.c:1180
uvm_fault_internal() at netbsd:uvm_fault_internal+0x1d49 uvm_fault_lower_io
sys/uvm/uvm_fault.c:1921 [inline]
uvm_fault_internal() at netbsd:uvm_fault_internal+0x1d49 uvm_fault_lower
sys/uvm/uvm_fault.c:1730 [inline]
uvm_fault_internal() at netbsd:uvm_fault_internal+0x1d49
sys/uvm/uvm_fault.c:915
trap() at netbsd:trap+0xb7e sys/arch/amd64/amd64/trap.c:538
--- trap (number 6) ---
74aa7fb996bf:
ds 0
es 1
fs 7ab
gs e02b
rdi ffffbb000d92d458
rsi ffffbb001239b5a8
rbp ffffbb017c31f7a0
rbx ffffbb016d892000
rdx 2
rcx ffffffff80cf80ce db_panic+0xe5
rax 0
r8 4
r9 ffffffff82a9b6e3 db_onpanic+0x3
r10 1ffffffff05536dc
r11 8000000000
r12 ffffbb016d8a4000
r13 ffffffff8240e8c8 ostype+0x4a028
r14 ffffbb017c31f830
r15 ffffbb016d892058
rip ffffffff8021ccd5 breakpoint+0x5
cs 8
rflags 246
rsp ffffbb017c31f7a0
ss 0
netbsd:breakpoint+0x5: leave
PID LID S CPU FLAGS STRUCT LWP * NAME WAIT
3115 1 2 1 1000000 ffffbb0014051a40 syz-executor.4
810 1 2 1 1000000 ffffbb0014419540 syz-executor.4
4133 4 3 1 80 ffffbb0012d75040 syz-executor.3 parked
4133 3 3 1 0 ffffbb00123b22e0 syz-executor.3 tstile
4133 2 3 1 80 ffffbb0014419980 syz-executor.3 lockf
4133 > 1 7 1 10040000 ffffbb001239b2c0 syz-executor.3
547 1 3 1 40080 ffffbb0012232520 syz-executor.3 parked
1307 1 3 1 80 ffffbb001437e900 syz-executor.3 parked
1428 1 3 1 80 ffffbb0013dc38c0 syz-executor.1 parked
2057 1 3 0 80 ffffbb00143584a0 syz-executor.3 parked
4612 1 3 1 80 ffffbb001239b700 syz-executor.1 parked
4583 1 3 1 80 ffffbb00121f38e0 syz-executor.3 parked
3681 1 3 0 80 ffffbb001232fb00 syz-executor.1 parked
4005 1 3 1 80 ffffbb00120b86e0 syz-executor.1 parked
3965 1 3 0 80 ffffbb0012d934c0 syz-executor.1 parked
3125 1 3 1 80 ffffbb00122d5600 syz-executor.1 parked
2497 1 3 1 80 ffffbb00122b4a00 syz-executor.5 parked
2974 1 3 0 80 ffffbb001400ea00 syz-executor.1 parked
3423 1 3 0 80 ffffbb001400e180 syz-executor.1 parked
2965 1 3 1 80 ffffbb0013d53ba0 syz-executor.3 parked
2504 1 3 1 80 ffffbb0012dc10c0 syz-executor.3 parked
2598 1 3 1 80 ffffbb00141f92c0 syz-executor.4 parked
3126 1 3 0 80 ffffbb0013e5f0a0 syz-executor.4 parked
2987 1 3 1 80 ffffbb0013eda0c0 syz-executor.1 parked
1824 1 3 1 80 ffffbb0012d24b80 syz-executor.4 parked
2412 1 3 0 80 ffffbb0011ea5a00 syz-executor.4 parked
2291 1 3 0 80 ffffbb0012202080 syz-executor.4 parked
2323 1 3 1 80 ffffbb0013d0d700 syz-executor.4 parked
1776 1 3 1 80 ffffbb00120b8b20 syz-executor.3 parked
1599 1 3 0 80 ffffbb001405c640 syz-executor.3 parked
1929 1 3 0 80 ffffbb00142dd780 syz-executor.3 parked
1784 1 3 0 80 ffffbb00122a9160 syz-executor.1 parked
2238 1 3 1 80 ffffbb0012125b40 syz-executor.1 parked
1898 1 3 1 80 ffffbb0012d24300 syz-executor.1 parked
2372 1 4 1 1000000 ffffbb0012320260 syz-executor.0
2207 1 3 0 80 ffffbb0014149260 syz-executor.1 parked
1569 1 4 0 1000000 ffffbb0012303220 syz-executor.0
1742 5 4 1 1000000 ffffbb0013f91580 syz-executor.0
1742 4 4 1 1000000 ffffbb00141c06c0 syz-executor.0
1742 3 4 1 1000080 ffffbb0012d93080 syz-executor.0 parked
1742 2 4 1 1020080 ffffbb0012344b20 syz-executor.0 lwpwait
1742 1 4 1 11000000 ffffbb00141f46e0 syz-executor.0
1261 1 3 0 80 ffffbb0012df4160 syz-executor.0 parked
2201 1 3 1 80 ffffbb00141c0280 syz-executor.0 parked
1210 1 3 0 80 ffffbb00140511c0 syz-executor.4 parked
1931 1 3 0 80 ffffbb0013e5f4e0 syz-executor.4 parked
1179 1 3 1 80 ffffbb00122c5a20 syz-executor.4 parked
1577 1 3 0 80 ffffbb0013f6c9a0 syz-executor.0 parked
2020 1 3 1 80 ffffbb0012d93900 syz-executor.3 parked
1532 1 3 0 80 ffffbb0012dcc0e0 syz-executor.1 parked
1671 1 3 1 80 ffffbb00140135e0 syz-executor.3 parked
1753 1 3 1 80 ffffbb00141f4b20 syz-executor.3 parked
994 1 3 0 80 ffffbb0012140b60 syz-executor.3 parked
1740 1 3 0 80 ffffbb00141f42a0 syz-executor.3 parked
1239 1 3 1 80 ffffbb00141c0b00 syz-executor.4 parked
1170 1 3 1 80 ffffbb001205a6c0 syz-executor.0 parked
1498 1 3 0 80 ffffbb0014013a20 syz-executor.0 parked
1350 1 3 0 80 ffffbb00121252c0 syz-executor.0 parked
771 1 3 0 80 ffffbb0012225500 syz-executor.1 parked
1564 1 3 0 80 ffffbb00122d51c0 syz-executor.0 parked
1076 1 3 1 80 ffffbb0011ea55c0 syz-executor.0 parked
834 1 4 1 1000000 ffffbb0013e3b8e0 syz-executor.2
1296 1 3 1 80 ffffbb0012dcc960 syz-executor.4 parked
1406 1 4 1 1000000 ffffbb00122e71e0 syz-executor.2
635 2 4 0 1000000 ffffbb001232f6c0 syz-executor.2
635 1 4 0 11000000 ffffbb0014051600 syz-executor.2
1009 1 3 0 80 ffffbb0011ea5180 syz-executor.4 parked
461 1 3 0 80 ffffbb0013f6c560 syz-executor.1 parked
878 1 3 0 80 ffffbb00123442a0 syz-executor.2 parked
232 1 3 0 80 ffffbb00140d4aa0 syz-executor.1 parked
419 1 3 1 80 ffffbb00122e7a60 syz-executor.1 parked
664 1 3 1 80 ffffbb0012de19a0 syz-executor.3 parked
1236 1 3 1 80 ffffbb0013d8bbc0 syz-executor.3 parked
1232 1 3 1 80 ffffbb0012189ba0 syz-executor.0 parked
591 1 3 1 80 ffffbb0012e1a600 syz-executor.0 parked
842 1 3 0 80 ffffbb0012dd6980 syz-executor.1 parked
969 1 3 1 80 ffffbb001405c200 syz-executor.4 parked
1253 1 3 0 80 ffffbb0012dec580 syz-executor.1 parked
1191 1 3 1 80 ffffbb0012244540 syz-executor.1 parked
745 1 3 0 80 ffffbb0012e0d1a0 syz-executor.4 parked
1007 1 3 1 80 ffffbb0013fad5a0 syz-executor.3 parked
1060 1 3 1 80 ffffbb0013cfd6e0 syz-executor.3 parked
1131 1 3 1 80 ffffbb00122250c0 syz-executor.4 parked
908 1 3 1 80 ffffbb0013cfdb20 syz-executor.4 parked
386 1 3 0 80 ffffbb0012125700 syz-executor.4 parked
1044 1 3 1 80 ffffbb0012de1120 syz-executor.2 parked
851 1 3 1 80 ffffbb00123206a0 syz-executor.4 parked
682 1 3 0 80 ffffbb0012313ac0 syz-executor.4 parked
971 1 3 1 80 ffffbb0012d828e0 syz-executor.4 parked
839 1 3 1 80 ffffbb0013f1d980 syz-executor.3 parked
823 1 3 0 80 ffffbb0013f1d540 syz-executor.1 parked
650 1 3 1 80 ffffbb0013f1d100 syz-executor.1 parked
853 1 3 1 80 ffffbb00122c51a0 syz-executor.1 parked
264 1 3 1 80 ffffbb00121d4040 syz-executor.1 parked
594 1 3 1 80 ffffbb0012297140 syz-executor.4 parked
689 1 3 1 80 ffffbb00121402e0 syz-executor.3 parked
686 1 3 0 80 ffffbb0012284560 syz-executor.3 parked
141 1 3 1 80 ffffbb00121f3060 syz-executor.3 parked
355 1 4 1 1000000 ffffbb00121c9780 syz-executor.5
756 1 3 0 80 ffffbb0012db1920 syz-executor.0 parked
700 1 4 0 1000000 ffffbb0013cc4b00 syz-executor.5
315 1 4 1 1000000 ffffbb0013acbaa0 syz-executor.5
600 3 4 0 1000000 ffffbb0013d0d2c0 syz-executor.5
600 2 4 1 1000000 ffffbb0012d3c320 syz-executor.5
600 1 4 1 11000000 ffffbb0013e5e080 syz-executor.5
646 1 3 0 80 ffffbb00134dc1e0 syz-executor.4 parked
162 1 3 0 80 ffffbb0013e3b060 syz-executor.5 parked
96 1 3 0 80 ffffbb0012313680 syz-executor.5 parked
541 1 3 0 80 ffffbb0012313240 syz-executor.5 parked
629 1 3 0 80 ffffbb0012284120 syz-executor.0 parked
526 1 3 0 80 ffffbb00122979c0 syz-executor.4 parked
606 1 3 1 80 ffffbb0013cc4280 syz-executor.3 nanoslp
511 1 2 1 0 ffffbb0013c41ae0 syz-executor.5
614 1 3 1 80 ffffbb0013c416a0 syz-executor.4 nanoslp
563 1 2 1 0 ffffbb0013c41260 syz-executor.2
535 1 3 1 80 ffffbb0013bb6ac0 syz-executor.1 nanoslp
45 1 2 0 0 ffffbb0013bb6680 syz-executor.0
40 11 3 1 80 ffffbb0013bb6240 syz-fuzzer parked
40 10 3 0 80 ffffbb00120b82a0 syz-fuzzer pipe_lk
40 9 3 0 80 ffffbb0013acb660 syz-fuzzer parked
40 8 2 0 0 ffffbb0013acb220 syz-fuzzer
40 7 3 1 80 ffffbb0013ac8a80 syz-fuzzer parked
40 6 3 1 80 ffffbb0013ac8640 syz-fuzzer parked
40 5 3 1 80 ffffbb0013ac8200 syz-fuzzer parked
40 4 3 0 80 ffffbb0012df49e0 syz-fuzzer parked
40 3 3 0 80 ffffbb0011ea49e0 syz-fuzzer parked
40 > 2 7 0 0 ffffbb0011ea4160 syz-fuzzer
40 1 3 1 80 ffffbb0011ea61a0 syz-fuzzer parked
529 1 3 0 80 ffffbb000f7ca9c0 sshd select
505 1 3 1 80 ffffbb0012df45a0 getty nanoslp
498 1 3 0 80 ffffbb0012dec9c0 getty nanoslp
581 1 3 1 80 ffffbb0012dec140 getty nanoslp
568 1 3 0 80 ffffbb0012e0d5e0 getty ttyraw
534 1 3 0 80 ffffbb0012db14e0 cron nanoslp
556 1 3 0 80 ffffbb0012db10a0 inetd kqueue
432 1 3 1 80 ffffbb00123446e0 sshd select
399 1 3 1 80 ffffbb0012225940 powerd kqueue
195 1 3 0 80 ffffbb0012d61bc0 syslogd kqueue
250 1 3 0 80 ffffbb00122e7620 dhcpcd kqueue
219 1 3 0 80 ffffbb00122150a0 dhcpcd kqueue
1 1 3 0 80 ffffbb0012010240 init wait
0 58 3 0 204 ffffbb0012010ac0 physiod physiod
0 57 3 1 204 ffffbb00120596a0 pooldrain pooldrain
0 56 3 0 204 ffffbb001205a280 aiodoned aiodoned
0 55 3 1 200 ffffbb0012059ae0 ioflush syncer
0 54 3 1 200 ffffbb0012059260 pgdaemon pgdaemon
0 51 3 0 200 ffffbb0012010680 npfgc-0 npfgccv
0 50 3 1 204 ffffbb0011ffeaa0 rt_free rt_free
0 49 3 1 204 ffffbb0011ffe660 unpgc unpgc
0 48 3 1 204 ffffbb0011ffe220 key_timehandler
key_timehandler
0 47 3 1 204 ffffbb0011ed4a80 icmp6_wqinput/1
icmp6_wqinput
0 46 3 0 204 ffffbb0011ed4640 icmp6_wqinput/0
icmp6_wqinput
0 45 3 0 204 ffffbb0011ed4200 nd6_timer nd6_timer
0 44 3 1 204 ffffbb0011ecba60 carp6_wqinput/1
carp6_wqinput
0 43 3 0 204 ffffbb0011ecb620 carp6_wqinput/0
carp6_wqinput
0 42 3 1 204 ffffbb0011ecb1e0 carp_wqinput/1
carp_wqinput
0 41 3 0 204 ffffbb0011eb7a40 carp_wqinput/0
carp_wqinput
0 40 3 1 204 ffffbb0011eb7600 icmp_wqinput/1
icmp_wqinput
0 39 3 0 204 ffffbb0011eb71c0 icmp_wqinput/0
icmp_wqinput
0 38 3 0 204 ffffbb0011ea6a20 rt_timer rt_timer
0 37 3 1 204 ffffbb0011ea45a0 vmem_rehash vmem_rehash
0 27 3 0 204 ffffbb000f7ca580 scsibus0 sccomp
0 26 3 0 200 ffffbb000f7ca140 pms0 pmsreset
0 25 3 1 204 ffffbb000f73c9a0 xcall/1 xcall
0 24 1 1 200 ffffbb000f73c560 softser/1
0 23 1 1 200 ffffbb000f73c120 softclk/1
0 22 1 1 200 ffffbb000f738980 softbio/1
0 21 1 1 200 ffffbb000f738540 softnet/1
0 20 1 1 201 ffffbb000f738100 idle/1
0 19 3 0 204 ffffbb000f66e960 lnxpwrwq lnxpwrwq
0 18 3 0 204 ffffbb000f66e520 lnxlngwq lnxlngwq
0 17 3 0 204 ffffbb000f66e0e0 lnxsyswq lnxsyswq
0 16 3 0 204 ffffbb000de53940 lnxrcugc lnxrcugc
0 15 3 0 204 ffffbb000de53500 sysmon smtaskq
0 14 3 1 204 ffffbb000de530c0 pmfsuspend pmfsuspend
0 13 3 0 204 ffffbb000de43920 pmfevent pmfevent
0 12 3 0 204 ffffbb000de434e0 sopendfree sopendfr
0 11 3 0 204 ffffbb000de430a0 nfssilly nfssilly
0 10 3 1 200 ffffbb000de39900 cachegc cachegc
0 9 3 1 204 ffffbb000de394c0 vdrain vdrain
0 8 3 0 200 ffffbb000de39080 modunload mod_unld
0 7 3 0 204 ffffbb000de2b8e0 xcall/0 xcall
0 6 1 0 200 ffffbb000de2b4a0 softser/0
0 5 1 0 200 ffffbb000de2b060 softclk/0
0 4 1 0 200 ffffbb000de268c0 softbio/0
0 3 1 0 200 ffffbb000de26480 softnet/0
0 2 1 0 201 ffffbb000de26040 idle/0
0 1 3 1 200 ffffffff82b637a0 swapper uvm
[Locks tracked through LWPs]
Locks held by an LWP (syz-executor.3):
Lock 0 (initialized at amap_alloc)
lock address : 0xffffbb0014338ec0 type : sleep/adaptive
initialized : 0xffffffff810c2b42
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
current cpu : 1 last held: 1
current lwp : 0xffffbb001239b2c0 last held: 0xffffbb00123b22e0
last locked* : 0xffffffff810d24c1 unlocked : 0xffffffff810c89ab
owner field : 0xffffbb00123b22e0 wait/spin: 0/0
Turnstile chain at 0xffffffff82d7c800.
=> No active turnstile for this lock.
Locks held by an LWP (syz-executor.3):
Lock 0 (initialized at uvm_obj_init)
lock address : 0xffffbb001450e2c0 type : sleep/adaptive
initialized : 0xffffffff810eece3
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 1
current cpu : 1 last held: 1
current lwp : 0xffffbb001239b2c0 last held: 0xffffbb001239b2c0
last locked* : 0xffffffff810d3b7e unlocked : 0xffffffff812cc39e
owner field : 0xffffbb001239b2c0 wait/spin: 1/0
Turnstile chain at 0xffffffff82d7c800.
=> Turnstile at 0xffffbb00134e7678 (wrq=0xffffbb00134e7698,
rdq=0xffffbb00134e76a8).
=> 0 waiting readers:
=> 1 waiting writers: 0xffffbb00123b22e0
Locks held by an LWP (syz-executor.5):
Lock 0 (initialized at vcache_alloc)
lock address : 0xffffbb0013cc61f8 type : sleep/adaptive
initialized : 0xffffffff812a8c6b
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
current cpu : 1 last held: 1
current lwp : 0xffffbb001239b2c0 last held: 0xffffbb0013c41ae0
last locked* : 0xffffffff812d7b80 unlocked : 0xffffffff812d7bb3
owner/count : 0xffffbb0013c41ae0 flags : 0x0000000000000004
Turnstile chain at 0xffffffff82d7ca70.
=> No active turnstile for this lock.
Lock 1 (initialized at vcache_alloc)
lock address : 0xffffbb0013d80a18 type : sleep/adaptive
initialized : 0xffffffff812a8c6b
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
current cpu : 1 last held: 1
current lwp : 0xffffbb001239b2c0 last held: 0xffffbb0013c41ae0
last locked* : 0xffffffff812d7b80 unlocked : 0xffffffff812d7bb3
owner/count : 0xffffbb0013c41ae0 flags : 0x0000000000000004
Turnstile chain at 0xffffffff82d7c6b0.
=> No active turnstile for this lock.
Lock 2 (initialized at genfs_node_init)
lock address : 0xffffbb00140c08c8 type : sleep/adaptive
initialized : 0xffffffff812d7d00
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
current cpu : 1 last held: 1
current lwp : 0xffffbb001239b2c0 last held: 0xffffbb0013c41ae0
last locked* : 0xffffffff810218bd unlocked : 000000000000000000
owner/count : 0xffffbb0013c41ae0 flags : 0x0000000000000004
Turnstile chain at 0xffffffff82d7c810.
=> No active turnstile for this lock.
Locks held by an LWP (syz-executor.2):
Lock 0 (initialized at vcache_alloc)
lock address : 0xffffbb0013c38e08 type : sleep/adaptive
initialized : 0xffffffff812a8c6b
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
current cpu : 1 last held: 1
current lwp : 0xffffbb001239b2c0 last held: 0xffffbb0013c41260
last locked* : 0xffffffff812d7b80 unlocked : 0xffffffff812d7bb3
owner/count : 0xffffbb0013c41260 flags : 0x0000000000000004
Turnstile chain at 0xffffffff82d7c690.
=> No active turnstile for this lock.
Lock 1 (initialized at vcache_alloc)
lock address : 0xffffbb0014071bb0 type : sleep/adaptive
initialized : 0xffffffff812a8c6b
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
current cpu : 1 last held: 1
current lwp : 0xffffbb001239b2c0 last held: 0xffffbb0013c41260
last locked* : 0xffffffff812d7b80 unlocked : 000000000000000000
owner/count : 0xffffbb0013c41260 flags : 0x0000000000000004
Turnstile chain at 0xffffffff82d7c9e0.
=> No active turnstile for this lock.
Locks held by an LWP (syz-fuzzer):
Lock 0 (initialized at pipe1)
lock address : 0xffffbb001206b8c0 type : sleep/adaptive
initialized : 0xffffffff8121988e
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
current cpu : 1 last held: 0
current lwp : 0xffffbb001239b2c0 last held: 0xffffbb00120b82a0
last locked* : 0xffffffff81219224 unlocked : 0xffffffff812191d3
owner field : 000000000000000000 wait/spin: 0/0
Turnstile chain at 0xffffffff82d7c800.
=> No active turnstile for this lock.
[Locks tracked through CPUs]
PAGE FLAG PQ UOBJECT UANON
0xffffbb0000014180 0048 0000 0x0 0x0
0xffffbb00000141f8 0048 0000 0x0 0x0
0xffffbb0000014270 0048 0000 0x0 0x0
0xffffbb00000142e8 0048 0000 0x0 0x0
0xffffbb0000014360 0048 0000 0x0 0x0
0xffffbb00000143d8 0040 0000 0x0 0x0
0xffffbb0000014450 0048 0000 0x0 0x0
0xffffbb00000144c8 0048 0000 0x0 0x0
0xffffbb0000014540 0048 0000 0x0 0x0
0xffffbb00000145b8 0048 0000 0x0 0x0
0xffffbb0000014630 0048 0000 0x0 0x0
0xffffbb00000146a8 0048 0000 0x0 0x0
0xffffbb0000014720 0048 0000 0x0 0x0
0xffffbb0000014798 0048 0000 0x0 0x0
0xffffbb0000014810 0040 0000 0x0 0x0
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0xffffbb0000026b28 0008 0000 0x0 0x0
0xffffbb0000026ba0 0008 0000 0x0 0x0
0xffffbb00000
---
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