loop0: detected capacity change from 0 to 1
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BUG: KCSAN: data-race in __lru_add_drain_all / __pagevec_lru_add

write to 0xffff888237d27998 of 1 bytes by task 2649 on cpu 1:
 pagevec_reinit include/linux/pagevec.h:57 [inline]
 __pagevec_lru_add+0x243/0x270 mm/swap.c:1076
 lru_add_drain_cpu+0x6a/0x260 mm/swap.c:613
 lru_add_drain mm/swap.c:717 [inline]
 __pagevec_release+0x4b/0xc0 mm/swap.c:997
 pagevec_release include/linux/pagevec.h:82 [inline]
 folio_batch_release include/linux/pagevec.h:146 [inline]
 shmem_undo_range+0x36f/0xce0 mm/shmem.c:954
 shmem_truncate_range mm/shmem.c:1042 [inline]
 shmem_evict_inode+0x115/0x560 mm/shmem.c:1124
 evict+0x1aa/0x410 fs/inode.c:664
 iput_final fs/inode.c:1744 [inline]
 iput+0x3ef/0x580 fs/inode.c:1770
 dentry_unlink_inode+0x23d/0x250 fs/dcache.c:401
 __dentry_kill+0x293/0x450 fs/dcache.c:607
 dput+0x218/0x430 fs/dcache.c:913
 do_renameat2+0x6fb/0xa20 fs/namei.c:4830
 __do_sys_rename fs/namei.c:4874 [inline]
 __se_sys_rename fs/namei.c:4872 [inline]
 __x64_sys_rename+0x58/0x60 fs/namei.c:4872
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

read to 0xffff888237d27998 of 1 bytes by task 24877 on cpu 0:
 pagevec_count include/linux/pagevec.h:62 [inline]
 __lru_add_drain_all+0x12c/0x3e0 mm/swap.c:835
 lru_add_drain_all+0xc/0x10 mm/swap.c:857
 invalidate_bdev block/bdev.c:87 [inline]
 __invalidate_device+0x98/0xc0 block/bdev.c:1008
 disk_force_media_change+0x112/0x170 block/disk-events.c:310
 __loop_clr_fd+0x4d5/0x650 drivers/block/loop.c:1157
 loop_clr_fd drivers/block/loop.c:1231 [inline]
 lo_ioctl+0xa37/0x1260 drivers/block/loop.c:1557
 blkdev_ioctl+0x20e/0x440 block/ioctl.c:588
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl+0xcb/0x140 fs/ioctl.c:860
 __x64_sys_ioctl+0x3f/0x50 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

value changed: 0x06 -> 0x00

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 24877 Comm: syz-executor.0 Not tainted 5.17.0-rc8-syzkaller-00003-g56e337f2cf13-dirty #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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