==================================================================
BUG: KCSAN: data-race in do_try_to_free_pages / do_try_to_free_pages
write to 0xffff888136331070 of 8 bytes by task 5844 on cpu 1:
snapshot_refaults mm/vmscan.c:6786 [inline]
do_try_to_free_pages+0x95f/0xce0 mm/vmscan.c:6848
try_to_free_mem_cgroup_pages+0x1e2/0x480 mm/vmscan.c:7140
try_charge_memcg+0x280/0xd20 mm/memcontrol.c:2695
obj_cgroup_charge_pages+0xab/0x130 mm/memcontrol.c:3109
__memcg_kmem_charge_page+0x1d5/0x2c0 mm/memcontrol.c:3135
__alloc_pages+0x1bb/0x340 mm/page_alloc.c:4494
alloc_pages+0x3e1/0x4e0
vm_area_alloc_pages mm/vmalloc.c:3059 [inline]
__vmalloc_area_node mm/vmalloc.c:3135 [inline]
__vmalloc_node_range+0x6d2/0xea0 mm/vmalloc.c:3316
kvmalloc_node+0x121/0x160 mm/util.c:629
kvmalloc include/linux/slab.h:720 [inline]
xt_alloc_table_info+0x3d/0x80 net/netfilter/x_tables.c:1192
do_replace net/ipv4/netfilter/ip_tables.c:1122 [inline]
do_ipt_set_ctl+0x610/0x1710 net/ipv4/netfilter/ip_tables.c:1627
nf_setsockopt+0x18d/0x1b0 net/netfilter/nf_sockopt.c:101
ip_setsockopt+0xe6/0x100 net/ipv4/ip_sockglue.c:1467
udp_setsockopt+0x95/0xa0 net/ipv4/udp.c:2778
sock_common_setsockopt+0x61/0x70 net/core/sock.c:3686
__sys_setsockopt+0x1c9/0x230 net/socket.c:2263
__do_sys_setsockopt net/socket.c:2274 [inline]
__se_sys_setsockopt net/socket.c:2271 [inline]
__x64_sys_setsockopt+0x66/0x80 net/socket.c:2271
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
write to 0xffff888136331070 of 8 bytes by task 5843 on cpu 0:
snapshot_refaults mm/vmscan.c:6786 [inline]
do_try_to_free_pages+0x95f/0xce0 mm/vmscan.c:6848
try_to_free_mem_cgroup_pages+0x1e2/0x480 mm/vmscan.c:7140
try_charge_memcg+0x280/0xd20 mm/memcontrol.c:2695
try_charge mm/memcontrol.c:2837 [inline]
charge_memcg+0x51/0x200 mm/memcontrol.c:6976
mem_cgroup_swapin_charge_folio+0xd0/0x150 mm/memcontrol.c:7032
__read_swap_cache_async+0x2fe/0x560 mm/swap_state.c:489
swap_cluster_readahead+0x2a3/0x4f0 mm/swap_state.c:653
swapin_readahead+0x8d/0x700 mm/swap_state.c:861
do_swap_page+0x4d7/0x1550 mm/memory.c:3813
handle_pte_fault mm/memory.c:4942 [inline]
__handle_mm_fault mm/memory.c:5079 [inline]
handle_mm_fault+0x9ec/0x2c10 mm/memory.c:5233
do_user_addr_fault arch/x86/mm/fault.c:1392 [inline]
handle_page_fault arch/x86/mm/fault.c:1486 [inline]
exc_page_fault+0x24d/0x650 arch/x86/mm/fault.c:1542
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570
value changed: 0x00000000000016a7 -> 0x00000000000016a8
Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 5843 Comm: syz-executor.5 Not tainted 6.4.0-syzkaller-12454-g1c7873e33645 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023
==================================================================
syz-executor.5 invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=1000
CPU: 1 PID: 5843 Comm: syz-executor.5 Not tainted 6.4.0-syzkaller-12454-g1c7873e33645 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023
Call Trace:
<TASK>
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xda/0x130 lib/dump_stack.c:106
dump_stack+0x15/0x20 lib/dump_stack.c:113
dump_header+0x95/0x3c0 mm/oom_kill.c:460
oom_kill_process+0xe3/0x3e0 mm/oom_kill.c:1036
out_of_memory+0x9ca/0xc00 mm/oom_kill.c:1172
mem_cgroup_out_of_memory+0x139/0x190 mm/memcontrol.c:1744
mem_cgroup_oom mm/memcontrol.c:1974 [inline]
try_charge_memcg+0x75c/0xd20 mm/memcontrol.c:2743
try_charge mm/memcontrol.c:2837 [inline]
charge_memcg+0x51/0x200 mm/memcontrol.c:6976
mem_cgroup_swapin_charge_folio+0xd0/0x150 mm/memcontrol.c:7032
__read_swap_cache_async+0x2fe/0x560 mm/swap_state.c:489
swap_cluster_readahead+0x2a3/0x4f0 mm/swap_state.c:653
swapin_readahead+0x8d/0x700 mm/swap_state.c:861
do_swap_page+0x4d7/0x1550 mm/memory.c:3813
handle_pte_fault mm/memory.c:4942 [inline]
__handle_mm_fault mm/memory.c:5079 [inline]
handle_mm_fault+0x9ec/0x2c10 mm/memory.c:5233
do_user_addr_fault arch/x86/mm/fault.c:1392 [inline]
handle_page_fault arch/x86/mm/fault.c:1486 [inline]
exc_page_fault+0x24d/0x650 arch/x86/mm/fault.c:1542
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570
RIP: 0033:0x7f918ff4883c
Code: 76 de c9 00 e8 03 00 00 48 8d 1d 5f 47 17 00 e8 ea 4a 05 00 eb 14 0f 1f 84 00 00 00 00 00 48 81 c3 d0 00 00 00 48 39 dd 74 b9 <80> 7b 20 00 74 ee 8b 43 0c 85 c0 74 e7 48 89 df e8 ef ee ff ff eb
RSP: 002b:00007ffcc5c4b590 EFLAGS: 00010206
RAX: 0000000000000000 RBX: 00007f91900bcf80 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f91900be980 R08: 0000000000000000 R09: 00007ffcc5d1a0b0
R10: 0000000000000000 R11: 0000000000000000 R12: 00000000001833ed
R13: 00007ffcc5c4b670 R14: 00007ffcc5c4b690 R15: 0000000000000032
</TASK>
memory: usage 307200kB, limit 307200kB, failcnt 261920
memory+swap: usage 307452kB, limit 9007199254740988kB, failcnt 0
kmem: usage 307188kB, limit 9007199254740988kB, failcnt 0
Memory cgroup stats for /syz5:
cache 4096
rss 4096
shmem 0
mapped_file 0
dirty 0
writeback 4096
workingset_refault_anon 52068
workingset_refault_file 41
swap 258048
pgpgin 180067
pgpgout 180064
pgfault 206615
pgmajfault 18887
inactive_anon 0
active_anon 0
inactive_file 0
active_file 4096
unevictable 0
hierarchical_memory_limit 314572800
hierarchical_memsw_limit 9223372036854771712
total_cache 4096
total_rss 4096
total_shmem 0
total_mapped_file 0
total_dirty 0
total_writeback 0
total_workingset_refault_anon 52068
total_workingset_refault_file 41
total_swap 258048
total_pgpgin 180067
total_pgpgout 180064
total_pgfault 206613
total_pgmajfault 18887
total_inactive_anon 8192
total_active_anon 0
total_inactive_file 4096
total_active_file 0
total_unevictable 0
oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz5,mems_allowed=0,oom_memcg=/syz5,task_memcg=/syz5,task=syz-executor.5,pid=5843,uid=0
Memory cgroup out of memory: Killed process 5843 (syz-executor.5) total-vm:46352kB, anon-rss:372kB, file-rss:8828kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000