syzbot

==================================================================
BUG: KCSAN: data-race in can_receive / can_receive

read-write to 0xffff888122e72be8 of 8 bytes by interrupt on cpu 1:
 can_receive+0x62/0x1f0 net/can/af_can.c:650
 canfd_rcv+0xe3/0x180 net/can/af_can.c:702
 __netif_receive_skb_one_core net/core/dev.c:5482 [inline]
 __netif_receive_skb+0x8b/0x1b0 net/core/dev.c:5596
 process_backlog+0x23f/0x3b0 net/core/dev.c:5924
 __napi_poll+0x65/0x390 net/core/dev.c:6485
 napi_poll net/core/dev.c:6552 [inline]
 net_rx_action+0x37e/0x730 net/core/dev.c:6663
 __do_softirq+0xf2/0x2c7 kernel/softirq.c:571
 run_ksoftirqd+0x1f/0x30 kernel/softirq.c:934
 smpboot_thread_fn+0x308/0x4a0 kernel/smpboot.c:164
 kthread+0x1a9/0x1e0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308

read-write to 0xffff888122e72be8 of 8 bytes by interrupt on cpu 0:
 can_receive+0x62/0x1f0 net/can/af_can.c:650
 canfd_rcv+0xe3/0x180 net/can/af_can.c:702
 __netif_receive_skb_one_core net/core/dev.c:5482 [inline]
 __netif_receive_skb+0x8b/0x1b0 net/core/dev.c:5596
 process_backlog+0x23f/0x3b0 net/core/dev.c:5924
 __napi_poll+0x65/0x390 net/core/dev.c:6485
 napi_poll net/core/dev.c:6552 [inline]
 net_rx_action+0x37e/0x730 net/core/dev.c:6663
 __do_softirq+0xf2/0x2c7 kernel/softirq.c:571
 run_ksoftirqd+0x1f/0x30 kernel/softirq.c:934
 smpboot_thread_fn+0x308/0x4a0 kernel/smpboot.c:164
 kthread+0x1a9/0x1e0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308

value changed: 0x0000000000000c27 -> 0x0000000000000c29

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 12 Comm: ksoftirqd/0 Not tainted 6.2.0-rc6-syzkaller-00011-gc0b67534c95c-dirty #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
==================================================================
sched: RT throttling activated