And, fairly quickly, another one. The load depends on what's in the Go
team build queue, which is not under my control.To avoid further
spamming the list I won't report any more of these until I can get
something reproducible under my control. Of course, anyone interested
may contact me directly if interested.
ddb{7}> show panic
cpu6: kernel diagnostic assertion "((flags & PGO_LOCKED) != 0 && rw_lock_held(
uobj->vmobjlock)) || (flags & PGO_LOCKED) == 0" failed: file "/sys/uvm/uvm_vnod
e.c", line 953
*cpu7: assertwaitok: non-zero mutex count: 1
ddb{7}> trace
panic+0x134
assertwaitok+0xf8
mi_switch+0x5c
sleep_finish+0x160
rw_enter+0x1cc
vm_map_lock_read_ln+0x38
uvmfault_lookup+0x114
uvm_fault_check+0x68
uvm_fault+0x12c
trap+0x7a4
trapagain+0x4
--- trap (type 0x300) ---
phtree_RBT_COMPARE+0x28
pool_do_put+0x94
pool_put+0x94
pmap_vp_destroy+0xb0
pmap_destroy+0x50
uvm_map_teardown+0x248
uvmspace_free+0x70
uvm_exit+0x38
reaper+0x168
proc_trampoline+0x10
ddb{7}> mach ddbcpu 6
Stopped at cpu_intr+0x50: ori r0,r0,0x0
cpu_intr+0x50
xive_hvi+0x1b8
hvi_intr+0x38
trap+0xd4
trapagain+0x4
--- trap (type 0xea0) ---
opal_call+0x50
opal_cnputc+0x8c
cnputc+0x64
db_putchar+0x3b0
kputchar+0x1fc
kprintf+0xd18
db_printf+0x78
panic+0xb8
__assert+0x30
ddb{6}>trace
cpu_intr+0x50
xive_hvi+0x1b8
hvi_intr+0x38
trap+0xd4
trapagain+0x4
--- trap (type 0xea0) ---
opal_call+0x50
opal_cnputc+0x8c
cnputc+0x64
db_putchar+0x3b0
kputchar+0x1fc
kprintf+0xd18
db_printf+0x78
panic+0xb8
__assert+0x30
uvn_get+0x438
uvm_fault_lower_lookup+0x134
uvm_fault_lower+0x7c
uvm_fault+0x200
trap+0x4a8
trapagain+0x4
--- trap (type 0x300) ---
End of kernel: 0xbffffd76d76755b0 lr 0x8fc34
ddb{6}> show struct uvm_km_pages uvm_km_pages
struct uvm_km_pages at 0x100b860 (65592 bytes) {mtx = {mtx_owner = (void *)0x0,
mtx_wantipl = 7, mtx_oldipl = 0}, lowat = 512, hiwat = 8192, free = 506, page =
[13835058056292765696,13835058056292769792,13835058056292773888,13835058056292
777984,13835058056292782080,13835058056292786176,13835058056292790272,138350580
56292794368,13835058056292798464,13835058056292802560,13835058056292806656,1383
5058056292810752,13835058056292814848,13835058056292818944,13835058056292823040
,13835058056292827136,13835058056292831232,13835058056292835328,138350580562928
39424,13835058056292843520,13835058056292847616,13835058056292851712,1383505805
6292855808,13835058056292859904,13835058056292864000,13835058056292868096,13835
058056292872192,13835058056292876288,13835058056292880384,13835058056292884480,
13835058056292888576,13835058056292892672,13835058056292896768,1383505805629290
0864,13835058056292904960,13835058056292909056,13835058056292913152,13835058056
292917248,13835058056292921344,13835058056292925440,13835058056292929536,138350
58056292933632,13835058056292937728,13835058056292941824,13835058056292945920,1
3835058056292950016,13835058056292954112,13835058056292958208,13835058056292962
304,13835058056292966400,13835058056292970496,13835058056292974592,138350580562
92978688,13835058056292982784,13835058056292986880,13835058056292990976,1383505
8056292995072,13835058056292999168,13835058056293003264,13835058056293007360,13
835058056293011456,13835058056293015552,13835058056293019648,138350580562930237
44,13835058056293027840,13835058056293031936,13835058056293036032,1383505805629
3040128,13835058056293044224,13835058056293048320,13835058056293052416,13835058
056293056512,13835058056293060608,13835058056293064704,13835058056293068800,138
35058056293072896,13835058056293076992,13835058056293081088,1383505805629308518
4,13835058056293089280,13835058056293093376,13835058056293097472,13835058056293
101568,13835058056293105664,13835058056293109760,13835058056293113856,138350580
56293117952,13835058056293122048,13835058056293126144,13835058056293130240,1383
5058056293134336,13835058056293138432,13835058056293142528,13835058056293146624
,13835058056293150720,13835058056293154816,13835058056293158912,138350580562931
63008,13835058056293167104,13835058056293171200,13835058056293175296,1383505805
6293179392,13835058056293183488,13835058056293187584,13835058056293191680,13835
058056293195776,13835058056293199872,13835058056293203968,13835058056293208064,
... {elided lines available at https://n2vi.com/t.crash3}
408,13835058060592300032,13835058060590149632,13835058060594696192,138350580605
92644096,13835058060593074176,13835058060589367296], freelist = (struct uvm_km_
free_page *)0x0, freelistlen = 0, km_proc = (struct proc *)0xc00000013b3639f0}
