------------[ cut here ]------------ WARNING: CPU: 1 PID: 5814 at fs/nilfs2/dat.c:200 nilfs_dat_commit_end+0x590/0x6f4 fs/nilfs2/dat.c:200 Modules linked in: CPU: 1 PID: 5814 Comm: syz.0.605 Not tainted 5.15.185-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : nilfs_dat_commit_end+0x590/0x6f4 fs/nilfs2/dat.c:200 lr : nilfs_dat_commit_end+0x590/0x6f4 fs/nilfs2/dat.c:200 sp : ffff80001fba6e90 x29: ffff80001fba6eb0 x28: ffff0000e9bd8158 x27: 1fffe0001b8543d6 x26: dfff800000000000 x25: 00000000003f0002 x24: ffff0000ed9ac9e0 x23: 0000000000000003 x22: ffff0000c1be4bc8 x21: ffff0000c1be3680 x20: ffff0000dc2a1eb0 x19: ffff0000dc2a1e98 x18: 0000000000000000 x17: ffff800016cf0000 x16: ffff8000111a97c4 x15: ffff8000167d04c0 x14: ffff0000c1be4080 x13: 1ffff0000282c06b x12: 0000000000080000 x11: 000000000002db2e x10: ffff80002273a000 x9 : ffff800009b6eba4 x8 : 000000000002db2f x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff0000ed9ac000 x2 : ffff0000e9b72cb0 x1 : 0000000000000003 x0 : 00000000003f0002 Call trace: nilfs_dat_commit_end+0x590/0x6f4 fs/nilfs2/dat.c:200 nilfs_dat_commit_update+0x38/0x58 fs/nilfs2/dat.c:250 nilfs_btree_commit_update_v+0x80/0x380 fs/nilfs2/btree.c:1960 nilfs_btree_commit_propagate_v fs/nilfs2/btree.c:2036 [inline] nilfs_btree_propagate_v fs/nilfs2/btree.c:2066 [inline] nilfs_btree_propagate+0x658/0xab8 fs/nilfs2/btree.c:2108 nilfs_bmap_propagate+0x74/0x124 fs/nilfs2/bmap.c:345 nilfs_collect_file_data+0x54/0xe8 fs/nilfs2/segment.c:587 nilfs_segctor_apply_buffers+0x170/0x31c fs/nilfs2/segment.c:1049 nilfs_segctor_scan_file_dsync fs/nilfs2/segment.c:1138 [inline] nilfs_segctor_collect_blocks fs/nilfs2/segment.c:1292 [inline] nilfs_segctor_collect fs/nilfs2/segment.c:1534 [inline] nilfs_segctor_do_construct+0x1264/0x62cc fs/nilfs2/segment.c:2090 nilfs_construct_dsync_segment+0x424/0x518 fs/nilfs2/segment.c:2375 nilfs_writepages+0xfc/0x150 fs/nilfs2/inode.c:170 do_writepages+0x36c/0x578 mm/page-writeback.c:2386 filemap_fdatawrite_wbc+0x1d4/0x234 mm/filemap.c:400 __filemap_fdatawrite_range mm/filemap.c:433 [inline] filemap_write_and_wait_range+0xe0/0x19c mm/filemap.c:704 __generic_file_write_iter+0x350/0x454 mm/filemap.c:3898 generic_file_write_iter+0xb0/0x1b4 mm/filemap.c:3944 call_write_iter include/linux/fs.h:2172 [inline] new_sync_write fs/read_write.c:507 [inline] vfs_write+0x7c8/0xa2c fs/read_write.c:594 ksys_write+0x120/0x210 fs/read_write.c:647 __do_sys_write fs/read_write.c:659 [inline] __se_sys_write fs/read_write.c:656 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:656 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 8618 hardirqs last enabled at (8617): [] lock_page_memcg+0x110/0x234 mm/memcontrol.c:2059 hardirqs last disabled at (8618): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (8416): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (8416): [] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:604 softirqs last disabled at (8321): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (8321): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (8321): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (8321): [] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659 ---[ end trace 43ec965c7b7be94a ]---