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BUG: KCSAN: data-race in add_timer / run_timer_softirq

write to 0xffff88812c11dc88 of 8 bytes by interrupt on cpu 1:
 expire_timers kernel/time/timer.c:1446 [inline]
 __run_timers kernel/time/timer.c:1774 [inline]
 __run_timers kernel/time/timer.c:1741 [inline]
 run_timer_softirq+0x440/0xbd0 kernel/time/timer.c:1787
 __do_softirq+0x118/0x34a kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:373 [inline]
 irq_exit+0xb5/0xd0 kernel/softirq.c:413
 exiting_irq arch/x86/include/asm/apic.h:546 [inline]
 smp_apic_timer_interrupt+0xe2/0x270 arch/x86/kernel/apic/apic.c:1140
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829
 arch_local_irq_restore arch/x86/include/asm/paravirt.h:759 [inline]
 kcsan_setup_watchpoint+0x25a/0x440 kernel/kcsan/core.c:542
 tomoyo_check_acl+0xcc/0x280 security/tomoyo/domain.c:173
 tomoyo_path_permission security/tomoyo/file.c:586 [inline]
 tomoyo_path_permission+0xda/0x150 security/tomoyo/file.c:573
 tomoyo_path_perm+0x215/0x350 security/tomoyo/file.c:838
 tomoyo_inode_getattr+0x23/0x40 security/tomoyo/tomoyo.c:129
 security_inode_getattr+0x97/0xc0 security/security.c:1273
 vfs_getattr+0x2c/0x70 fs/stat.c:117
 vfs_statx+0x104/0x190 fs/stat.c:201
 vfs_lstat include/linux/fs.h:3284 [inline]
 __do_sys_newlstat+0x50/0xb0 fs/stat.c:364
 __se_sys_newlstat fs/stat.c:358 [inline]
 __x64_sys_newlstat+0x37/0x50 fs/stat.c:358
 do_syscall_64+0xc7/0x3b0 arch/x86/entry/common.c:295
 entry_SYSCALL_64_after_hwframe+0x44/0xa9

read to 0xffff88812c11dc88 of 8 bytes by task 24261 on cpu 0:
 __mod_timer kernel/time/timer.c:1027 [inline]
 add_timer+0x175/0x550 kernel/time/timer.c:1137
 __queue_delayed_work+0x13c/0x1d0 kernel/workqueue.c:1648
 queue_delayed_work_on+0xef/0x110 kernel/workqueue.c:1673
 queue_delayed_work include/linux/workqueue.h:522 [inline]
 bond_3ad_state_machine_handler+0xaca/0x28a0 drivers/net/bonding/bond_3ad.c:2353
 process_one_work+0x424/0x930 kernel/workqueue.c:2268
 worker_thread+0x9a/0x7e0 kernel/workqueue.c:2414
 kthread+0x203/0x230 kernel/kthread.c:268
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:352

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 24261 Comm: kworker/u4:3 Not tainted 5.7.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: bond3 bond_3ad_state_machine_handler
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