NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
------------[ cut here ]------------
WARNING: CPU: 0 PID: 8639 at fs/nilfs2/btree.c:2284 nilfs_btree_assign+0xbc0/0xdc8 fs/nilfs2/btree.c:2284
Modules linked in:
CPU: 0 PID: 8639 Comm: segctord Not tainted 5.15.106-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : nilfs_btree_assign+0xbc0/0xdc8 fs/nilfs2/btree.c:2284
lr : nilfs_btree_assign+0xbc0/0xdc8 fs/nilfs2/btree.c:2284
sp : ffff80001ea673e0
x29: ffff80001ea674d0 x28: 00000000fffffffe x27: ffff0001231f2cf0
x26: ffff80001ea67940 x25: 0000000000000001 x24: dfff800000000000
x23: 1ffff00003d4cf28 x22: 0000000000000000 x21: 000000000004001b
x20: 0000000000000000 x19: ffff0000c7ecbc00 x18: 0000000000000000
x17: ff80800009cac87c x16: 0000000000000000 x15: ffff800009cac87c
x14: 00000000ffffffef x13: ffffffffffffffff x12: 0000000000000000
x11: ff80800009ca9894 x10: 0000000000000000 x9 : ffff800009ca9894
x8 : ffff000129ffd040 x7 : ffff8000086dd508 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800009c9e028
x2 : 0000000000000001 x1 : 00000000fffffffe x0 : 00000000fffffffe
Call trace:
 nilfs_btree_assign+0xbc0/0xdc8 fs/nilfs2/btree.c:2284
 nilfs_bmap_assign+0x90/0x148 fs/nilfs2/bmap.c:382
 nilfs_segctor_update_payload_blocknr fs/nilfs2/segment.c:1595 [inline]
 nilfs_segctor_assign fs/nilfs2/segment.c:1629 [inline]
 nilfs_segctor_do_construct+0x3134/0x6980 fs/nilfs2/segment.c:2056
 nilfs_segctor_construct+0x110/0x768 fs/nilfs2/segment.c:2381
 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2489 [inline]
 nilfs_segctor_thread+0x3c8/0xe98 fs/nilfs2/segment.c:2572
 kthread+0x37c/0x45c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870
irq event stamp: 1282
hardirqs last  enabled at (1281): [<ffff8000088c48d4>] kasan_quarantine_put+0xdc/0x204 mm/kasan/quarantine.c:231
hardirqs last disabled at (1282): [<ffff80001193bfc8>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387
softirqs last  enabled at (0): [<ffff800008191140>] copy_process+0x12c4/0x3750 kernel/fork.c:2143
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 4c93c6993f6b4e4b ]---