oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0,oom_memcg=/syz3,task_memcg=/syz3,task=syz.3.9329,pid=9557,uid=0 Memory cgroup out of memory: Killed process 9557 (syz.3.9329) total-vm:95328kB, anon-rss:616kB, file-rss:22472kB, shmem-rss:0kB, UID:0 pgtables:128kB oom_score_adj:1000 ================================================================== BUG: KCSAN: data-race in mem_cgroup_flush_stats_ratelimited / tick_do_update_jiffies64 read-write to 0xffffffff866089c0 of 8 bytes by interrupt on cpu 1: tick_do_update_jiffies64+0x112/0x1b0 kernel/time/tick-sched.c:118 tick_sched_do_timer kernel/time/tick-sched.c:232 [inline] tick_nohz_handler+0x7c/0x2d0 kernel/time/tick-sched.c:290 __run_hrtimer kernel/time/hrtimer.c:1739 [inline] __hrtimer_run_queues+0x20d/0x5e0 kernel/time/hrtimer.c:1803 hrtimer_interrupt+0x235/0x4a0 kernel/time/hrtimer.c:1865 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline] __sysvec_apic_timer_interrupt+0x5c/0x1d0 arch/x86/kernel/apic/apic.c:1055 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0x6e/0x80 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 __rcu_read_unlock+0x0/0x70 kernel/rcu/tree_plugin.h:419 rcu_read_unlock include/linux/rcupdate.h:882 [inline] mod_memcg_page_state include/linux/memcontrol.h:940 [inline] __vmalloc_area_node mm/vmalloc.c:3676 [inline] __vmalloc_node_range_noprof+0xa7a/0xe80 mm/vmalloc.c:3844 __kvmalloc_node_noprof+0x121/0x170 mm/util.c:672 ip_set_alloc+0x1f/0x30 net/netfilter/ipset/ip_set_core.c:261 hash_netiface_create+0x273/0x730 net/netfilter/ipset/ip_set_hash_gen.h:1568 ip_set_create+0x359/0x8a0 net/netfilter/ipset/ip_set_core.c:1109 nfnetlink_rcv_msg+0x4a9/0x570 net/netfilter/nfnetlink.c:302 netlink_rcv_skb+0x12c/0x230 net/netlink/af_netlink.c:2542 nfnetlink_rcv+0x16c/0x15d0 net/netfilter/nfnetlink.c:667 netlink_unicast_kernel net/netlink/af_netlink.c:1321 [inline] netlink_unicast+0x599/0x670 net/netlink/af_netlink.c:1347 netlink_sendmsg+0x5cc/0x6e0 net/netlink/af_netlink.c:1891 sock_sendmsg_nosec net/socket.c:711 [inline] __sock_sendmsg+0x140/0x180 net/socket.c:726 ____sys_sendmsg+0x312/0x410 net/socket.c:2583 ___sys_sendmsg net/socket.c:2637 [inline] __sys_sendmsg+0x19d/0x230 net/socket.c:2669 __do_sys_sendmsg net/socket.c:2674 [inline] __se_sys_sendmsg net/socket.c:2672 [inline] __x64_sys_sendmsg+0x46/0x50 net/socket.c:2672 x64_sys_call+0x2734/0x2dc0 arch/x86/include/generated/asm/syscalls_64.h:47 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xc9/0x1c0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f read to 0xffffffff866089c0 of 8 bytes by task 8143 on cpu 0: mem_cgroup_flush_stats_ratelimited+0x29/0x70 mm/memcontrol.c:640 count_shadow_nodes+0x6b/0x230 mm/workingset.c:683 do_shrink_slab+0x5a/0x680 mm/shrinker.c:384 shrink_slab_memcg mm/shrinker.c:550 [inline] shrink_slab+0x4ea/0x850 mm/shrinker.c:628 shrink_node_memcgs mm/vmscan.c:5931 [inline] shrink_node+0x63f/0x1d80 mm/vmscan.c:5970 shrink_zones mm/vmscan.c:6215 [inline] do_try_to_free_pages+0x3c6/0xc50 mm/vmscan.c:6277 try_to_free_mem_cgroup_pages+0x1e3/0x490 mm/vmscan.c:6609 try_charge_memcg+0x2bc/0x7f0 mm/memcontrol.c:2238 try_charge mm/memcontrol-v1.h:19 [inline] charge_memcg+0x50/0xc0 mm/memcontrol.c:4497 __mem_cgroup_charge+0x29/0xb0 mm/memcontrol.c:4512 mem_cgroup_charge include/linux/memcontrol.h:646 [inline] filemap_add_folio+0x53/0x1b0 mm/filemap.c:966 __filemap_get_folio+0x2f1/0x5b0 mm/filemap.c:1959 filemap_fault+0x46d/0xb30 mm/filemap.c:3354 __do_fault+0xb6/0x200 mm/memory.c:4907 do_read_fault mm/memory.c:5322 [inline] do_fault mm/memory.c:5456 [inline] do_pte_missing mm/memory.c:3979 [inline] handle_pte_fault mm/memory.c:5801 [inline] __handle_mm_fault mm/memory.c:5944 [inline] handle_mm_fault+0xe98/0x2ac0 mm/memory.c:6112 do_user_addr_fault arch/x86/mm/fault.c:1338 [inline] handle_page_fault arch/x86/mm/fault.c:1481 [inline] exc_page_fault+0x3b9/0x650 arch/x86/mm/fault.c:1539 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 value changed: 0x000000010000365b -> 0x000000010000365c Reported by Kernel Concurrency Sanitizer on: CPU: 0 UID: 0 PID: 8143 Comm: syz-executor Not tainted 6.13.0-rc1-syzkaller-00239-g9a6e8c7c3a02 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 ==================================================================