[25606.052984] WARNING: at ../../../../../../../../../work/chris/android/lineage/kernel/fairphone/msm8974/fs/f2fs/node.c:2253 flush_nat_entries+0x4a4/0x63c()
[25606.053093] Modules linked in:
[25606.053093]
[25606.053215] [<c010edc4>] (unwind_backtrace+0x0/0x138) from [<c01b4f20>] (warn_slowpath_null+0x3c/0x54)
[25606.053325] [<c01b4f20>] (warn_slowpath_null+0x3c/0x54) from [<c03a6274>] (flush_nat_entries+0x4a4/0x63c)
[25606.053440] [<c03a6274>] (flush_nat_entries+0x4a4/0x63c) from [<c0399788>] (write_checkpoint+0x2e8/0xc18)
[25606.053502] [<c0399788>] (write_checkpoint+0x2e8/0xc18) from [<c0390ac0>] (f2fs_sync_fs+0x94/0xf8)
[25606.053616] [<c0390ac0>] (f2fs_sync_fs+0x94/0xf8) from [<c03847e0>] (f2fs_do_sync_file+0x33c/0x670)
[25606.054092] [<c03847e0>] (f2fs_do_sync_file+0x33c/0x670) from [<c0384b38>] (f2fs_sync_file+0x24/0x2c)
[25606.054159] [<c0384b38>] (f2fs_sync_file+0x24/0x2c) from [<c02b7f10>] (vfs_fsync+0x20/0x28)
[25606.054271] [<c02b7f10>] (vfs_fsync+0x20/0x28) from [<c02b8274>] (sys_fdatasync+0x1c/0x30)
[25606.054384] [<c02b8274>] (sys_fdatasync+0x1c/0x30) from [<c0108760>] (ret_fast_syscall+0x0/0x30)
[25606.054443] ---[ end trace 4a86ad1fbc5d6039 ]---