EXT4-fs (loop5): invalid inodes per group: 4294836256 ================================================================== BUG: KCSAN: data-race in __lru_add_drain_all / __pagevec_lru_add write to 0xffff888237d27968 of 1 bytes by task 22342 on cpu 1: pagevec_reinit include/linux/pagevec.h:57 [inline] __pagevec_lru_add+0x2f5/0x320 mm/swap.c:1065 lru_add_drain_cpu+0x6a/0x260 mm/swap.c:601 lru_add_drain+0x21/0x60 mm/swap.c:706 __pagevec_release+0x3a/0x70 mm/swap.c:997 pagevec_release include/linux/pagevec.h:82 [inline] folio_batch_release include/linux/pagevec.h:146 [inline] shmem_undo_range+0x44f/0x1160 mm/shmem.c:956 shmem_truncate_range mm/shmem.c:1044 [inline] shmem_evict_inode+0x141/0x570 mm/shmem.c:1133 evict+0x1aa/0x410 fs/inode.c:664 iput_final fs/inode.c:1744 [inline] iput+0x3f9/0x580 fs/inode.c:1770 dentry_unlink_inode+0x22a/0x240 fs/dcache.c:401 __dentry_kill+0x28b/0x450 fs/dcache.c:607 dentry_kill+0x8d/0x1e0 dput+0x11e/0x1f0 fs/dcache.c:913 do_renameat2+0x6f2/0x9f0 fs/namei.c:4872 __do_sys_rename fs/namei.c:4916 [inline] __se_sys_rename fs/namei.c:4914 [inline] __x64_sys_rename+0x58/0x60 fs/namei.c:4914 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd read to 0xffff888237d27968 of 1 bytes by task 22493 on cpu 0: pagevec_count include/linux/pagevec.h:62 [inline] __lru_add_drain_all+0x118/0x3e0 mm/swap.c:826 lru_add_drain_all+0xc/0x10 mm/swap.c:849 invalidate_bdev+0x56/0x80 block/bdev.c:87 invalidate_disk+0x25/0xb0 block/genhd.c:688 __loop_clr_fd+0x176/0x3c0 drivers/block/loop.c:1159 loop_clr_fd drivers/block/loop.c:1252 [inline] lo_ioctl+0xd8c/0x1290 drivers/block/loop.c:1558 blkdev_ioctl+0x20e/0x440 block/ioctl.c:614 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl+0xcb/0x140 fs/ioctl.c:856 __x64_sys_ioctl+0x3f/0x50 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd value changed: 0x0c -> 0x00 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 22493 Comm: syz-executor.5 Not tainted 5.19.0-rc8-syzkaller-00102-g33ea1340bafe-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 ==================================================================