NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds ------------[ cut here ]------------ WARNING: CPU: 1 PID: 10184 at include/linux/backing-dev.h:283 inode_to_wb include/linux/backing-dev.h:283 [inline] WARNING: CPU: 1 PID: 10184 at include/linux/backing-dev.h:283 account_page_dirtied mm/page-writeback.c:2452 [inline] WARNING: CPU: 1 PID: 10184 at include/linux/backing-dev.h:283 __set_page_dirty+0xace/0x10b0 mm/page-writeback.c:2500 Modules linked in: CPU: 1 PID: 10184 Comm: segctord Not tainted 5.15.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:inode_to_wb include/linux/backing-dev.h:283 [inline] RIP: 0010:account_page_dirtied mm/page-writeback.c:2452 [inline] RIP: 0010:__set_page_dirty+0xace/0x10b0 mm/page-writeback.c:2500 Code: a8 01 00 00 be ff ff ff ff 48 8d 78 70 e8 3a c8 96 07 31 ff 89 c3 89 c6 e8 7f af d7 ff 85 db 0f 85 ac f7 ff ff e8 32 a8 d7 ff <0f> 0b e9 a0 f7 ff ff e8 26 a8 d7 ff 4c 8d 75 08 48 b8 00 00 00 00 RSP: 0018:ffffc9000b99f8c8 EFLAGS: 00010093 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff888077eab900 RSI: ffffffff819e564e RDI: 0000000000000003 RBP: ffffea00006eeb40 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff819e5641 R11: 0000000000000000 R12: 0000000000000293 R13: ffff88806db88138 R14: ffff88806db88520 R15: ffff88806db88378 FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2e127000 CR3: 0000000078010000 CR4: 0000000000350ee0 Call Trace: mark_buffer_dirty+0x49a/0x5e0 fs/buffer.c:1108 nilfs_btree_propagate_p fs/nilfs2/btree.c:1889 [inline] nilfs_btree_propagate+0x4ae/0xea0 fs/nilfs2/btree.c:2085 nilfs_bmap_propagate+0x73/0x170 fs/nilfs2/bmap.c:337 nilfs_collect_dat_data+0x45/0xd0 fs/nilfs2/segment.c:625 nilfs_segctor_apply_buffers+0x14a/0x470 fs/nilfs2/segment.c:1009 nilfs_segctor_scan_file+0x3e4/0x700 fs/nilfs2/segment.c:1058 nilfs_segctor_collect_blocks fs/nilfs2/segment.c:1224 [inline] nilfs_segctor_collect fs/nilfs2/segment.c:1494 [inline] nilfs_segctor_do_construct+0x16ee/0x6b20 fs/nilfs2/segment.c:2036 nilfs_segctor_construct+0x7a7/0xb30 fs/nilfs2/segment.c:2372 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2480 [inline] nilfs_segctor_thread+0x3c3/0xf90 fs/nilfs2/segment.c:2563 kthread+0x3e5/0x4d0 kernel/kthread.c:319 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295