NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 4096) ------------[ cut here ]------------ WARNING: CPU: 1 PID: 3967 at fs/nilfs2/dat.c:158 nilfs_dat_prepare_end+0x2ac/0x2f4 fs/nilfs2/dat.c:158 Modules linked in: CPU: 1 PID: 3967 Comm: syz-executor630 Not tainted 5.15.110-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : nilfs_dat_prepare_end+0x2ac/0x2f4 fs/nilfs2/dat.c:158 lr : nilfs_dat_prepare_end+0x2ac/0x2f4 fs/nilfs2/dat.c:158 sp : ffff80001c7b7610 x29: ffff80001c7b7620 x28: 1fffe0001b8f20ee x27: 1fffe0001b8f20d3 x26: dfff800000000000 x25: dfff800000000000 x24: 0000229900000000 x23: 1ffff000038f6ed4 x22: 00000000fffffffe x21: ffff0000dc528158 x20: ffff80001c7b76a0 x19: ffff80001c7b76b8 x18: 0000000000000000 x17: ff80800009c9fa90 x16: 0000000000000000 x15: ffff800009c9fa90 x14: 00000000ffffffef x13: ffffffffffffffff x12: 0000000000000000 x11: ff80800009cb9a58 x10: 0000000000000000 x9 : ffff800009cb9a58 x8 : ffff0000dd20d040 x7 : 0000000000000000 x6 : ffff80000805cb20 x5 : ffff0000d65f2d90 x4 : 0000000000000000 x3 : ffff800008a67fcc x2 : 0000000000000001 x1 : 00000000fffffffe x0 : 00000000fffffffe Call trace: nilfs_dat_prepare_end+0x2ac/0x2f4 fs/nilfs2/dat.c:158 nilfs_bmap_prepare_end_ptr fs/nilfs2/bmap.h:211 [inline] nilfs_direct_delete+0x154/0x2c0 fs/nilfs2/direct.c:155 nilfs_bmap_do_delete fs/nilfs2/bmap.c:176 [inline] nilfs_bmap_do_truncate fs/nilfs2/bmap.c:264 [inline] nilfs_bmap_truncate+0x2a0/0x4c0 fs/nilfs2/bmap.c:297 nilfs_truncate_bmap+0x198/0x314 fs/nilfs2/inode.c:850 nilfs_evict_inode+0x14c/0x3b8 fs/nilfs2/inode.c:937 evict+0x260/0x68c fs/inode.c:587 iput_final fs/inode.c:1663 [inline] iput+0x744/0x824 fs/inode.c:1689 do_unlinkat+0x52c/0x82c fs/namei.c:4284 __do_sys_unlinkat fs/namei.c:4320 [inline] __se_sys_unlinkat fs/namei.c:4313 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4313 __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+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:596 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 25236 hardirqs last enabled at (25235): [] kasan_quarantine_put+0xdc/0x204 mm/kasan/quarantine.c:231 hardirqs last disabled at (25236): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (24948): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (24946): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 477d46130b87feaf ]--- NILFS (loop0): error -2 truncating bmap (ino=15)