Hay
Date
June 20, 2025, 12:38 p.m.
Failure - kselftest-mm - mm_run_vmtests_sh_thuge-gen
<8>[  777.468149] <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
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
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'
Method is 1
waiting for DONE signal.
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 0x7f7d4e400000
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 0x7f7d4e400000
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 0x7fd46d000000
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 0x7fd46d000000
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 0x7ff4db000000
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 0x7ff4db000000
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'
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.
NO_RESERVE mapping.
Allocating using MAP_HUGETLB.
Returned address is 0x7fc004600000
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 0x7fc004600000
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: 0x7f3f28800000
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: 0x7f3f28800000
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'
waiting for DONE signal.
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: 0x7fa961600000
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: 0x7fa961600000
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: 0x7f93d5200000
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: 0x7f93d5200000
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
waiting for DONE signal.
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: 0x7f89cd800000
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: 0x7f89cd800000
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'
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.
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
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
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'
Method is 0
waiting for DONE signal.
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 0x7fddeb400000
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 0x7fddeb400000
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'
Method is 1
waiting for DONE signal.
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 0x7fc6f8200000
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 0x7fc6f8200000
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 0x7fa438000000
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 0x7fa438000000
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
waiting for DONE signal.
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 0x7f4aa0a00000
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 0x7f4aa0a00000
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>[  777.707949] <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>[  771.858244] <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: 484 missing (265+219+) 1201 wp (592+609+)
bounces: 14, mode: racing ver poll, userfaults: 304 missing (144+160+) 833 wp (416+417+)
bounces: 13, mode: rnd ver poll, userfaults: 525 missing (286+239+) 1262 wp (615+647+)
bounces: 12, mode: ver poll, userfaults: 369 missing (178+191+) 1369 wp (685+684+)
bounces: 11, mode: rnd racing poll, userfaults: 386 missing (192+194+) 962 wp (473+489+)
bounces: 10, mode: racing poll, userfaults: 330 missing (182+148+) 1036 wp (586+450+)
bounces: 9, mode: rnd poll, userfaults: 380 missing (208+172+) 1003 wp (504+499+)
bounces: 8, mode: poll, userfaults: 97 missing (45+52+) 1266 wp (596+670+)
bounces: 7, mode: rnd racing ver read, userfaults: 679 missing (248+431+) 1698 wp (644+1054+)
bounces: 6, mode: racing ver read, userfaults: 902 missing (461+441+) 1129 wp (515+614+)
bounces: 5, mode: rnd ver read, userfaults: 433 missing (229+204+) 1205 wp (626+579+)
bounces: 4, mode: ver read, userfaults: 270 missing (180+90+) 1331 wp (629+702+)
bounces: 3, mode: rnd racing read, userfaults: 446 missing (228+218+) 1153 wp (594+559+)
bounces: 2, mode: racing read, userfaults: 411 missing (227+184+) 1161 wp (649+512+)
bounces: 1, mode: rnd read, userfaults: 367 missing (196+171+) 1299 wp (678+621+)
bounces: 0, mode: read, userfaults: 4 missing (2+2+) 2321 wp (880+1441+)
[PASS]
<8>[  771.882205] <LAVA_SIGNAL_ENDTC mm_run_vmtests_sh_uffd-unit-tests>
mm_run_vmtests_sh_uffd-unit-tests fail
Failure - lava - read-feedback
(no logs available)