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BUG: KCSAN: data-race in console_flush_all / console_flush_all

write to 0xffffffff8681a078 of 8 bytes by task 4029 on cpu 0:
 console_emit_next_record kernel/printk/printk.c:3083 [inline]
 console_flush_all+0x395/0x770 kernel/printk/printk.c:3210
 __console_flush_and_unlock kernel/printk/printk.c:3269 [inline]
 console_unlock+0xab/0x330 kernel/printk/printk.c:3309
 vprintk_emit+0x3f4/0x680 kernel/printk/printk.c:2432
 vprintk_default+0x26/0x30 kernel/printk/printk.c:2447
 vprintk+0x75/0x80 kernel/printk/printk_safe.c:86
 _printk+0x7a/0xa0 kernel/printk/printk.c:2457
 seq_buf_do_printk+0xf2/0x190 lib/seq_buf.c:126
 mem_cgroup_print_oom_meminfo+0x156/0x230 mm/memcontrol.c:1578
 dump_header+0xa5/0x2d0 mm/oom_kill.c:463
 oom_kill_process+0x341/0x4c0 mm/oom_kill.c:1034
 out_of_memory+0x9af/0xbe0 mm/oom_kill.c:1172
 mem_cgroup_out_of_memory+0x13e/0x190 mm/memcontrol.c:1630
 mem_cgroup_oom mm/memcontrol.c:1653 [inline]
 try_charge_memcg+0x508/0x7f0 mm/memcontrol.c:2280
 obj_cgroup_charge_pages+0xbd/0x1a0 mm/memcontrol.c:2646
 __memcg_kmem_charge_page+0x9d/0x170 mm/memcontrol.c:2673
 __alloc_pages_noprof+0x1bc/0x340 mm/page_alloc.c:4770
 alloc_pages_mpol_noprof+0xb1/0x1e0 mm/mempolicy.c:2269
 alloc_pages_noprof+0xe1/0x100 mm/mempolicy.c:2348
 vm_area_alloc_pages mm/vmalloc.c:3591 [inline]
 __vmalloc_area_node mm/vmalloc.c:3669 [inline]
 __vmalloc_node_range_noprof+0x6eb/0xe80 mm/vmalloc.c:3846
 __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 0xffffffff8681a078 of 8 bytes by task 4043 on cpu 1:
 console_flush_all+0x57e/0x770 kernel/printk/printk.c:3211
 __console_flush_and_unlock kernel/printk/printk.c:3269 [inline]
 console_unlock+0xab/0x330 kernel/printk/printk.c:3309
 vprintk_emit+0x3f4/0x680 kernel/printk/printk.c:2432
 vprintk_default+0x26/0x30 kernel/printk/printk.c:2447
 vprintk+0x75/0x80 kernel/printk/printk_safe.c:86
 _printk+0x7a/0xa0 kernel/printk/printk.c:2457
 base_sock_release+0x38/0x200 drivers/isdn/mISDN/socket.c:622
 __sock_release net/socket.c:640 [inline]
 sock_close+0x68/0x150 net/socket.c:1408
 __fput+0x17a/0x6d0 fs/file_table.c:450
 ____fput+0x1c/0x30 fs/file_table.c:478
 task_work_run+0x13a/0x1a0 kernel/task_work.c:239
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0xa8/0x120 kernel/entry/common.c:218
 do_syscall_64+0xd6/0x1c0 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

value changed: 0x0000000000000863 -> 0x0000000000000864

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 UID: 0 PID: 4043 Comm: syz.5.117 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
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