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BUG: KCSAN: data-race in pollwake / pollwake

write to 0xffffc90000e3fc20 of 4 bytes by interrupt on cpu 1:
 __pollwake fs/select.c:198 [inline]
 pollwake+0xbe/0x110 fs/select.c:218
 __wake_up_common kernel/sched/wait.c:89 [inline]
 __wake_up_common_lock kernel/sched/wait.c:106 [inline]
 __wake_up_sync_key+0x50/0x80 kernel/sched/wait.c:173
 sock_def_readable+0x70/0x1b0 net/core/sock.c:3342
 tcp_data_ready+0x1aa/0x280 net/ipv4/tcp_input.c:5143
 tcp_rcv_established+0xd06/0xef0 net/ipv4/tcp_input.c:6137
 tcp_v4_do_rcv+0x2d4/0x630 net/ipv4/tcp_ipv4.c:1906
 tcp_v4_rcv+0x1ab0/0x1d40 net/ipv4/tcp_ipv4.c:2329
 ip_protocol_deliver_rcu+0x356/0x6d0 net/ipv4/ip_input.c:205
 ip_local_deliver_finish+0x13c/0x1b0 net/ipv4/ip_input.c:233
 NF_HOOK include/linux/netfilter.h:314 [inline]
 ip_local_deliver+0xec/0x1c0 net/ipv4/ip_input.c:254
 dst_input include/net/dst.h:461 [inline]
 ip_sublist_rcv_finish net/ipv4/ip_input.c:580 [inline]
 ip_list_rcv_finish net/ipv4/ip_input.c:631 [inline]
 ip_sublist_rcv+0x4e7/0x5b0 net/ipv4/ip_input.c:639
 ip_list_rcv+0x25e/0x290 net/ipv4/ip_input.c:674
 __netif_receive_skb_list_ptype net/core/dev.c:5577 [inline]
 __netif_receive_skb_list_core+0x356/0x460 net/core/dev.c:5625
 __netif_receive_skb_list net/core/dev.c:5677 [inline]
 netif_receive_skb_list_internal+0x4e6/0x660 net/core/dev.c:5768
 gro_normal_list include/net/gro.h:439 [inline]
 napi_complete_done+0x1cb/0x450 net/core/dev.c:6108
 virtqueue_napi_complete drivers/net/virtio_net.c:465 [inline]
 virtnet_poll+0x7e5/0xc10 drivers/net/virtio_net.c:2211
 __napi_poll+0x60/0x3c0 net/core/dev.c:6576
 napi_poll net/core/dev.c:6645 [inline]
 net_rx_action+0x32b/0x750 net/core/dev.c:6778
 __do_softirq+0xc4/0x27b kernel/softirq.c:553
 invoke_softirq kernel/softirq.c:427 [inline]
 __irq_exit_rcu kernel/softirq.c:632 [inline]
 irq_exit_rcu+0x3b/0x90 kernel/softirq.c:644
 common_interrupt+0x81/0x90 arch/x86/kernel/irq.c:247
 asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:640
 is_atomic kernel/kcsan/core.c:249 [inline]
 should_watch kernel/kcsan/core.c:277 [inline]
 check_access kernel/kcsan/core.c:752 [inline]
 __tsan_read4+0xe4/0x180 kernel/kcsan/core.c:1024
 io_cqe_cache_refill io_uring/io_uring.c:841 [inline]
 io_get_cqe_overflow io_uring/io_uring.h:138 [inline]
 __io_cqring_overflow_flush+0x262/0x430 io_uring/io_uring.c:706
 io_cqring_do_overflow_flush io_uring/io_uring.c:727 [inline]
 io_cqring_wait io_uring/io_uring.c:2670 [inline]
 __do_sys_io_uring_enter io_uring/io_uring.c:3701 [inline]
 __se_sys_io_uring_enter+0x1784/0x1b90 io_uring/io_uring.c:3591
 __x64_sys_io_uring_enter+0x78/0x90 io_uring/io_uring.c:3591
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

write to 0xffffc90000e3fc20 of 4 bytes by task 3289 on cpu 0:
 __pollwake fs/select.c:198 [inline]
 pollwake+0xbe/0x110 fs/select.c:218
 __wake_up_common kernel/sched/wait.c:89 [inline]
 __wake_up_common_lock kernel/sched/wait.c:106 [inline]
 __wake_up_sync_key+0x50/0x80 kernel/sched/wait.c:173
 pipe_write+0x60d/0xd20 fs/pipe.c:587
 call_write_iter include/linux/fs.h:2087 [inline]
 new_sync_write fs/read_write.c:497 [inline]
 vfs_write+0x760/0x8d0 fs/read_write.c:590
 ksys_write+0xeb/0x1a0 fs/read_write.c:643
 __do_sys_write fs/read_write.c:655 [inline]
 __se_sys_write fs/read_write.c:652 [inline]
 __x64_sys_write+0x42/0x50 fs/read_write.c:652
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

value changed: 0x00000000 -> 0x00000001

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 3289 Comm: syz-fuzzer Not tainted 6.8.0-rc7-syzkaller-00229-g10d48d70e82d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
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