Hay
Date
June 27, 2025, 9:10 a.m.
Failure - kselftest-mm - mm_run_vmtests_sh_thuge-gen
<8>[  883.654852] <LAVA_SIGNAL_STARTTC mm_run_vmtests_sh_thuge-gen>
exit=1-----------------------------------------------
running ./charge_reserved_hugetlb.sh -cgroup-v2
-----------------------------------------------
CLEANUP DONE
CLEANUP DONE



Test normal case.
private=, populate=, method=0, reserve=
nr hugepages = 10
writing cgroup limit: 20971520
writing reseravation limit: 20971520

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Not writing to memory.
Using method=0
Shared mapping.
RESERVE mapping.
Allocating using HUGETLBFS.
After write:
hugetlb_usage=0
reserved_usage=10485760
0
10485760
Memory charged to hugtlb=0
Memory charged to reservation=10485760
PASS
CLEANUP DONE



Test normal case with write.
private=, populate=, method=0, reserve=
nr hugepages = 10
writing cgroup limit: 10485760
writing reseravation limit: 10485760

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Using method=0
Shared mapping.
RESERVE mapping.
Allocating using HUGETLBFS.
Writing to memory.
After write:
hugetlb_usage=10485760
reserved_usage=10485760
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE
CLEANUP DONE



Test normal case.
private=, populate=, method=0, reserve=-n
nr hugepages = 10
writing cgroup limit: 20971520
writing reseravation limit: 20971520

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Not writing to memory.
Using method=0
Shared mapping.
NO_RESERVE mapping.
Allocating using HUGETLBFS.
After write:
hugetlb_usage=0
reserved_usage=0
0
0
Memory charged to hugtlb=0
Memory charged to reservation=0
PASS
CLEANUP DONE



Test normal case with write.
private=, populate=, method=0, reserve=-n
nr hugepages = 10
writing cgroup limit: 10485760
writing reseravation limit: 10485760

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Using method=0
Shared mapping.
NO_RESERVE mapping.
Allocating using HUGETLBFS.
Writing to memory.
After write:
hugetlb_usage=10485760
reserved_usage=10485760
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE
CLEANUP DONE



Test normal case.
private=-r, populate=, method=0, reserve=
nr hugepages = 10
writing cgroup limit: 20971520
writing reseravation limit: 20971520

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
waiting for DONE signal.
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Not writing to memory.
Using method=0
Private mapping.
RESERVE mapping.
Allocating using HUGETLBFS.
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Not writing to memory.
Using method=0
Private mapping.
RESERVE mapping.
Allocating using HUGETLBFS.
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=0
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
0
10485760
Memory charged to hugtlb=0
Memory charged to reservation=10485760
PASS
CLEANUP DONE



Test normal case with write.
private=-r, populate=, method=0, reserve=
nr hugepages = 10
writing cgroup limit: 10485760
writing reseravation limit: 10485760

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
waiting for DONE signal.
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Using method=0
Private mapping.
RESERVE mapping.
Allocating using HUGETLBFS.
Writing to memory.
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Using method=0
Private mapping.
RESERVE mapping.
Allocating using HUGETLBFS.
Writing to memory.
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=10485760
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE
CLEANUP DONE



Test normal case.
private=-r, populate=, method=0, reserve=-n
nr hugepages = 10
writing cgroup limit: 20971520
writing reseravation limit: 20971520

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
waiting for DONE signal.
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Not writing to memory.
Using method=0
Private mapping.
NO_RESERVE mapping.
Allocating using HUGETLBFS.
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Not writing to memory.
Using method=0
Private mapping.
NO_RESERVE mapping.
Allocating using HUGETLBFS.
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=0
reserved_usage=0
killing write_to_hugetlbfs
Received 2.
0
0
Memory charged to hugtlb=0
Memory charged to reservation=0
PASS
CLEANUP DONE



Test normal case with write.
private=-r, populate=, method=0, reserve=-n
nr hugepages = 10
writing cgroup limit: 10485760
writing reseravation limit: 10485760

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
waiting for DONE signal.
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Using method=0
Private mapping.
NO_RESERVE mapping.
Allocating using HUGETLBFS.
Writing to memory.
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Using method=0
Private mapping.
NO_RESERVE mapping.
Allocating using HUGETLBFS.
Writing to memory.
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=10485760
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE
CLEANUP DONE



Test normal case.
private=-r, populate=, method=1, reserve=
nr hugepages = 10
writing cgroup limit: 20971520
writing reseravation limit: 20971520

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
waiting for DONE signal.
Method is 1
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Not writing to memory.
Using method=1
Private mapping.
RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7f11d3800000
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 1
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Not writing to memory.
Using method=1
Private mapping.
RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7f11d3800000
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=0
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
0
10485760
Memory charged to hugtlb=0
Memory charged to reservation=10485760
PASS
CLEANUP DONE



Test normal case with write.
private=-r, populate=, method=1, reserve=
nr hugepages = 10
writing cgroup limit: 10485760
writing reseravation limit: 10485760

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 1
waiting for DONE signal.
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Using method=1
Private mapping.
RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7f641ec00000
Writing to memory.
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 1
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Using method=1
Private mapping.
RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7f641ec00000
Writing to memory.
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=10485760
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE
CLEANUP DONE



Test normal case.
private=-r, populate=, method=1, reserve=-n
nr hugepages = 10
writing cgroup limit: 20971520
writing reseravation limit: 20971520

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
waiting for DONE signal.
Method is 1
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Not writing to memory.
Using method=1
Private mapping.
NO_RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7fba4f200000
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 1
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Not writing to memory.
Using method=1
Private mapping.
NO_RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7fba4f200000
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=0
reserved_usage=0
killing write_to_hugetlbfs
Received 2.
0
0
Memory charged to hugtlb=0
Memory charged to reservation=0
PASS
CLEANUP DONE



Test normal case with write.
private=-r, populate=, method=1, reserve=-n
nr hugepages = 10
writing cgroup limit: 10485760
writing reseravation limit: 10485760

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
waiting for DONE signal.
Method is 1
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Using method=1
Private mapping.
NO_RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7f96d6600000
Writing to memory.
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 1
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Using method=1
Private mapping.
NO_RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7f96d6600000
Writing to memory.
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=10485760
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE
CLEANUP DONE



Test normal case.
private=, populate=, method=2, reserve=
nr hugepages = 10
writing cgroup limit: 20971520
writing reseravation limit: 20971520

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
waiting for DONE signal.
Method is 2
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Not writing to memory.
Using method=2
Shared mapping.
RESERVE mapping.
Allocating using SHM.
shmid: 0x1, shmget key:0
shmaddr: 0x7fa97e600000
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 2
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Not writing to memory.
Using method=2
Shared mapping.
RESERVE mapping.
Allocating using SHM.
shmid: 0x1, shmget key:0
shmaddr: 0x7fa97e600000
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=0
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
Deleting the memory
Done deleting the memory
0
10485760
Memory charged to hugtlb=0
Memory charged to reservation=10485760
PASS
CLEANUP DONE



Test normal case with write.
private=, populate=, method=2, reserve=
nr hugepages = 10
writing cgroup limit: 10485760
writing reseravation limit: 10485760

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 2
waiting for DONE signal.
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Using method=2
Shared mapping.
RESERVE mapping.
Allocating using SHM.
shmid: 0x2, shmget key:0
shmaddr: 0x7efffe600000
Writing to memory.
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 2
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Using method=2
Shared mapping.
RESERVE mapping.
Allocating using SHM.
shmid: 0x2, shmget key:0
shmaddr: 0x7efffe600000
Writing to memory.
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=10485760
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
Deleting the memory
Done deleting the memory
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE
CLEANUP DONE



Test normal case.
private=-r, populate=, method=2, reserve=
nr hugepages = 10
writing cgroup limit: 20971520
writing reseravation limit: 20971520

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
waiting for DONE signal.
Method is 2
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Not writing to memory.
Using method=2
Private mapping.
RESERVE mapping.
Allocating using SHM.
shmid: 0x3, shmget key:0
shmaddr: 0x7f9be2400000
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 2
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Not writing to memory.
Using method=2
Private mapping.
RESERVE mapping.
Allocating using SHM.
shmid: 0x3, shmget key:0
shmaddr: 0x7f9be2400000
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=0
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
Deleting the memory
Done deleting the memory
0
10485760
Memory charged to hugtlb=0
Memory charged to reservation=10485760
PASS
CLEANUP DONE



Test normal case with write.
private=-r, populate=, method=2, reserve=
nr hugepages = 10
writing cgroup limit: 10485760
writing reseravation limit: 10485760

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
waiting for DONE signal.
Method is 2
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Using method=2
Private mapping.
RESERVE mapping.
Allocating using SHM.
shmid: 0x4, shmget key:0
shmaddr: 0x7f56da200000
Writing to memory.
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 2
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Not populating.
Using method=2
Private mapping.
RESERVE mapping.
Allocating using SHM.
shmid: 0x4, shmget key:0
shmaddr: 0x7f56da200000
Writing to memory.
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=10485760
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
Deleting the memory
Done deleting the memory
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE
CLEANUP DONE



Test normal case.
private=, populate=-o, method=0, reserve=
nr hugepages = 10
writing cgroup limit: 20971520
writing reseravation limit: 20971520

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Not writing to memory.
Using method=0
Shared mapping.
RESERVE mapping.
Allocating using HUGETLBFS.
After write:
hugetlb_usage=10485760
reserved_usage=10485760
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE



Test normal case with write.
private=, populate=-o, method=0, reserve=
nr hugepages = 10
writing cgroup limit: 10485760
writing reseravation limit: 10485760

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Using method=0
Shared mapping.
RESERVE mapping.
Allocating using HUGETLBFS.
Writing to memory.
After write:
hugetlb_usage=10485760
reserved_usage=10485760
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE
CLEANUP DONE



Test normal case.
private=, populate=-o, method=0, reserve=-n
nr hugepages = 10
writing cgroup limit: 20971520
writing reseravation limit: 20971520

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Not writing to memory.
Using method=0
Shared mapping.
NO_RESERVE mapping.
Allocating using HUGETLBFS.
After write:
hugetlb_usage=10485760
reserved_usage=10485760
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE



Test normal case with write.
private=, populate=-o, method=0, reserve=-n
nr hugepages = 10
writing cgroup limit: 10485760
writing reseravation limit: 10485760

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Using method=0
Shared mapping.
NO_RESERVE mapping.
Allocating using HUGETLBFS.
Writing to memory.
After write:
hugetlb_usage=10485760
reserved_usage=10485760
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE
CLEANUP DONE



Test normal case.
private=-r, populate=-o, method=0, reserve=
nr hugepages = 10
writing cgroup limit: 20971520
writing reseravation limit: 20971520

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
waiting for DONE signal.
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Not writing to memory.
Using method=0
Private mapping.
RESERVE mapping.
Allocating using HUGETLBFS.
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Not writing to memory.
Using method=0
Private mapping.
RESERVE mapping.
Allocating using HUGETLBFS.
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=10485760
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE



Test normal case with write.
private=-r, populate=-o, method=0, reserve=
nr hugepages = 10
writing cgroup limit: 10485760
writing reseravation limit: 10485760

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
waiting for DONE signal.
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Using method=0
Private mapping.
RESERVE mapping.
Allocating using HUGETLBFS.
Writing to memory.
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Using method=0
Private mapping.
RESERVE mapping.
Allocating using HUGETLBFS.
Writing to memory.
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=10485760
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE
CLEANUP DONE



Test normal case.
private=-r, populate=-o, method=0, reserve=-n
nr hugepages = 10
writing cgroup limit: 20971520
writing reseravation limit: 20971520

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
waiting for DONE signal.
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Not writing to memory.
Using method=0
Private mapping.
NO_RESERVE mapping.
Allocating using HUGETLBFS.
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Not writing to memory.
Using method=0
Private mapping.
NO_RESERVE mapping.
Allocating using HUGETLBFS.
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=10485760
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE



Test normal case with write.
private=-r, populate=-o, method=0, reserve=-n
nr hugepages = 10
writing cgroup limit: 10485760
writing reseravation limit: 10485760

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
waiting for DONE signal.
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Using method=0
Private mapping.
NO_RESERVE mapping.
Allocating using HUGETLBFS.
Writing to memory.
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 0
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Using method=0
Private mapping.
NO_RESERVE mapping.
Allocating using HUGETLBFS.
Writing to memory.
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=10485760
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE
CLEANUP DONE



Test normal case.
private=-r, populate=-o, method=1, reserve=
nr hugepages = 10
writing cgroup limit: 20971520
writing reseravation limit: 20971520

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 1
waiting for DONE signal.
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Not writing to memory.
Using method=1
Private mapping.
RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7f833b600000
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 1
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Not writing to memory.
Using method=1
Private mapping.
RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7f833b600000
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=10485760
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE



Test normal case with write.
private=-r, populate=-o, method=1, reserve=
nr hugepages = 10
writing cgroup limit: 10485760
writing reseravation limit: 10485760

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
waiting for DONE signal.
Method is 1
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Using method=1
Private mapping.
RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7f84dac00000
Writing to memory.
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 1
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Using method=1
Private mapping.
RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7f84dac00000
Writing to memory.
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=10485760
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE
CLEANUP DONE



Test normal case.
private=-r, populate=-o, method=1, reserve=-n
nr hugepages = 10
writing cgroup limit: 20971520
writing reseravation limit: 20971520

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
waiting for DONE signal.
Method is 1
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Not writing to memory.
Using method=1
Private mapping.
NO_RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7fc301400000
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 1
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Not writing to memory.
Using method=1
Private mapping.
NO_RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7fc301400000
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=10485760
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE



Test normal case with write.
private=-r, populate=-o, method=1, reserve=-n
nr hugepages = 10
writing cgroup limit: 10485760
writing reseravation limit: 10485760

Starting:
hugetlb_usage=0
reserved_usage=0
expect_failure is 0
Putting task in cgroup 'hugetlb_cgroup_test'
waiting for DONE signal.
Method is 1
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Using method=1
Private mapping.
NO_RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7f8fba400000
Writing to memory.
DONE
================= write_hugetlb_memory.sh output is:
Putting task in cgroup 'hugetlb_cgroup_test'
Method is 1
Writing to this path: /mnt/huge/test
Writing this size: 10485760
Populating.
Using method=1
Private mapping.
NO_RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7f8fba400000
Writing to memory.
DONE
================= end output.
write_result is 0
After write:
hugetlb_usage=10485760
reserved_usage=10485760
killing write_to_hugetlbfs
Received 2.
10485760
10485760
Memory charged to hugtlb=10485760
Memory charged to reservation=10485760
PASS
CLEANUP DONE
[PASS]
<8>[  883.932219] <LAVA_SIGNAL_ENDTC mm_run_vmtests_sh_thuge-gen>
mm_run_vmtests_sh_thuge-gen fail
Failure - kselftest-mm - mm_run_vmtests_sh_uffd-unit-tests
<8>[  878.016248] <LAVA_SIGNAL_STARTTC mm_run_vmtests_sh_uffd-unit-tests>
exit=1--------------------------------
running ./uffd-stress anon 20 16
--------------------------------
nr_pages: 5120, nr_pages_per_cpu: 2560
bounces: 15, mode: rnd racing ver poll, userfaults: 389 missing (202+187+) 907 wp (444+463+)
bounces: 14, mode: racing ver poll, userfaults: 386 missing (201+185+) 728 wp (361+367+)
bounces: 13, mode: rnd ver poll, userfaults: 377 missing (192+185+) 1085 wp (533+552+)
bounces: 12, mode: ver poll, userfaults: 261 missing (158+103+) 1168 wp (591+577+)
bounces: 11, mode: rnd racing poll, userfaults: 372 missing (187+185+) 1010 wp (502+508+)
bounces: 10, mode: racing poll, userfaults: 368 missing (177+191+) 932 wp (452+480+)
bounces: 9, mode: rnd poll, userfaults: 344 missing (169+175+) 1049 wp (521+528+)
bounces: 8, mode: poll, userfaults: 233 missing (138+95+) 1084 wp (540+544+)
bounces: 7, mode: rnd racing ver read, userfaults: 428 missing (216+212+) 1226 wp (636+590+)
bounces: 6, mode: racing ver read, userfaults: 444 missing (204+240+) 1049 wp (552+497+)
bounces: 5, mode: rnd ver read, userfaults: 455 missing (229+226+) 1233 wp (618+615+)
bounces: 4, mode: ver read, userfaults: 276 missing (98+178+) 1392 wp (707+685+)
bounces: 3, mode: rnd racing read, userfaults: 393 missing (190+203+) 1229 wp (598+631+)
bounces: 2, mode: racing read, userfaults: 433 missing (198+235+) 1069 wp (570+499+)
bounces: 1, mode: rnd read, userfaults: 400 missing (213+187+) 1176 wp (561+615+)
bounces: 0, mode: read, userfaults: 3 missing (3+0+) 1550 wp (823+727+)
[PASS]
<8>[  878.046039] <LAVA_SIGNAL_ENDTC mm_run_vmtests_sh_uffd-unit-tests>
mm_run_vmtests_sh_uffd-unit-tests fail
Failure - lava - job
(no logs available)
Failure - lava - read-feedback
(no logs available)
Failure - lava - lava-test-retry
(no logs available)
Failure - lava - lava-test-shell
(no logs available)
Failure - lava - kselftest-mm
(no logs available)