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BUG: KCSAN: data-race in sbitmap_queue_clear / sbitmap_queue_clear

write to 0xffffe8ffffc2e154 of 4 bytes by interrupt on cpu 1:
 sbitmap_queue_clear+0xf3/0x110 lib/sbitmap.c:585
 blk_mq_put_tag+0x80/0xc0 block/blk-mq-tag.c:193
 __blk_mq_free_request+0x155/0x1e0 block/blk-mq.c:482
 blk_mq_free_request+0x2f8/0x360 block/blk-mq.c:514
 blk_put_request+0x1f/0x30 block/blk-core.c:598
 sg_rq_end_io+0x3dd/0x7b0 drivers/scsi/sg.c:1405
 __blk_mq_end_request+0x185/0x270 block/blk-mq.c:537
 scsi_end_request+0x1dd/0x360 drivers/scsi/scsi_lib.c:610
 scsi_io_completion+0x11d/0xc80 drivers/scsi/scsi_lib.c:960
 scsi_finish_command+0x283/0x380 drivers/scsi/scsi.c:228
 scsi_softirq_done+0x259/0x280 drivers/scsi/scsi_lib.c:1476
 blk_done_softirq+0x1eb/0x250 block/blk-softirq.c:37
 __do_softirq+0x115/0x33f kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:373 [inline]
 irq_exit+0xbb/0xe0 kernel/softirq.c:413
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 do_IRQ+0x81/0x130 arch/x86/kernel/irq.c:263
 ret_from_intr+0x0/0x21
 vm_normal_page+0x1/0x220 mm/memory.c:594
 unmap_single_vma+0x144/0x200 mm/memory.c:1300
 unmap_vmas+0xda/0x1a0 mm/memory.c:1332
 exit_mmap+0x13e/0x300 mm/mmap.c:3140
 __mmput kernel/fork.c:1082 [inline]
 mmput+0xea/0x280 kernel/fork.c:1103
 exit_mm kernel/exit.c:485 [inline]
 do_exit+0x4ac/0x18c0 kernel/exit.c:784
 do_group_exit+0xb4/0x1c0 kernel/exit.c:895
 get_signal+0x2a2/0x1320 kernel/signal.c:2734
 do_signal+0x2f/0x6c0 arch/x86/kernel/signal.c:815
 exit_to_usermode_loop+0x250/0x2c0 arch/x86/entry/common.c:160
 prepare_exit_to_usermode arch/x86/entry/common.c:195 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:278 [inline]
 do_syscall_64+0x384/0x3a0 arch/x86/entry/common.c:304
 entry_SYSCALL_64_after_hwframe+0x44/0xa9

write to 0xffffe8ffffc2e154 of 4 bytes by task 20295 on cpu 0:
 sbitmap_queue_clear+0xf3/0x110 lib/sbitmap.c:585
 blk_mq_put_tag+0x80/0xc0 block/blk-mq-tag.c:193
 __blk_mq_free_request+0x155/0x1e0 block/blk-mq.c:482
 blk_mq_free_request+0x2f8/0x360 block/blk-mq.c:514
 blk_put_request+0x1f/0x30 block/blk-core.c:598
 sg_finish_rem_req+0x11a/0x320 drivers/scsi/sg.c:1867
 sg_common_write.isra.0+0xbab/0x12c0 drivers/scsi/sg.c:811
 sg_new_write.isra.0+0x2bd/0x520 drivers/scsi/sg.c:776
 sg_write.part.0+0x73e/0x8c0 drivers/scsi/sg.c:640
 sg_write+0x65/0x88 drivers/scsi/sg.c:621
 do_loop_readv_writev fs/read_write.c:717 [inline]
 do_loop_readv_writev fs/read_write.c:701 [inline]
 do_iter_write fs/read_write.c:972 [inline]
 do_iter_write+0x34b/0x3c0 fs/read_write.c:951
 vfs_writev+0x118/0x1c0 fs/read_write.c:1015
 do_writev+0xe3/0x250 fs/read_write.c:1058
 __do_sys_writev fs/read_write.c:1131 [inline]
 __se_sys_writev fs/read_write.c:1128 [inline]
 __x64_sys_writev+0x4e/0x60 fs/read_write.c:1128
 do_syscall_64+0xcc/0x3a0 arch/x86/entry/common.c:294
 entry_SYSCALL_64_after_hwframe+0x44/0xa9

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 20295 Comm: syz-executor.3 Not tainted 5.5.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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