------------[ cut here ]------------ WARNING: CPU: 1 PID: 3650 at fs/nilfs2/sufile.c:531 nilfs_sufile_set_segment_usage+0x4d8/0x5c0 Modules linked in: CPU: 1 PID: 3650 Comm: syz-executor.3 Not tainted 6.1.0-rc4-syzkaller-00356-g8f2975c2bb4c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:nilfs_sufile_set_segment_usage+0x4d8/0x5c0 fs/nilfs2/sufile.c:531 Code: 25 28 00 00 00 48 3b 84 24 a0 00 00 00 0f 85 fa 00 00 00 44 89 f8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 c8 6b 37 fe <0f> 0b e9 1a fe ff ff e8 bc 6b 37 fe e8 77 16 b0 fd e9 ca fe ff ff RSP: 0018:ffffc90004d1f440 EFLAGS: 00010293 RAX: ffffffff83507458 RBX: 0000000000000004 RCX: ffff88801c340000 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000000 RBP: ffffc90004d1f530 R08: ffffffff83507261 R09: ffffffff834bbae3 R10: 0000000000000002 R11: ffff88801c340000 R12: 0000000000000050 R13: ffff88807cfbe000 R14: 1ffff920009a3e94 R15: ffff8880346bbb00 FS: 0000555555847400(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055a5a51ea07c CR3: 000000002c418000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: nilfs_segctor_update_segusage fs/nilfs2/segment.c:1447 [inline] nilfs_segctor_do_construct+0x49ca/0x6f80 fs/nilfs2/segment.c:2071 nilfs_segctor_construct+0x143/0x8d0 fs/nilfs2/segment.c:2379 nilfs_segctor_write_out fs/nilfs2/segment.c:2701 [inline] nilfs_segctor_destroy fs/nilfs2/segment.c:2734 [inline] nilfs_detach_log_writer+0x537/0xbd0 fs/nilfs2/segment.c:2814 nilfs_put_super+0x4b/0x150 fs/nilfs2/super.c:468 generic_shutdown_super+0x130/0x310 fs/super.c:492 kill_block_super+0x79/0xd0 fs/super.c:1428 deactivate_locked_super+0xa7/0xf0 fs/super.c:332 cleanup_mnt+0x494/0x520 fs/namespace.c:1186 task_work_run+0x243/0x300 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0x124/0x150 kernel/entry/common.c:171 exit_to_user_mode_prepare+0xb2/0x140 kernel/entry/common.c:203 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline] syscall_exit_to_user_mode+0x26/0x60 kernel/entry/common.c:296 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7b3d28caa7 Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff43759c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f7b3d28caa7 RDX: 00007fff43759d4b RSI: 000000000000000a RDI: 00007fff43759d40 RBP: 00007fff43759d40 R08: 00000000ffffffff R09: 00007fff43759b10 R10: 00005555558488b3 R11: 0000000000000246 R12: 00007f7b3d2e5a86 R13: 00007fff4375ae00 R14: 0000555555848810 R15: 00007fff4375ae40