Warning: Permanently added '10.128.0.233' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   50.266041][ T3967] loop0: detected capacity change from 0 to 4096
[   50.269104][ T3967] =======================================================
[   50.269104][ T3967] WARNING: The mand mount option has been deprecated and
[   50.269104][ T3967]          and is ignored by this kernel. Remove the mand
[   50.269104][ T3967]          option from the mount to silence this warning.
[   50.269104][ T3967] =======================================================
[   50.278621][ T3967] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024)
[   50.282207][ T3967] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 4096)
[   50.290887][ T3968] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   50.303317][ T3967] ------------[ cut here ]------------
[   50.304506][ T3967] WARNING: CPU: 1 PID: 3967 at fs/nilfs2/dat.c:158 nilfs_dat_prepare_end+0x2ac/0x2f4
[   50.306418][ T3967] Modules linked in:
[   50.307215][ T3967] CPU: 1 PID: 3967 Comm: syz-executor630 Not tainted 5.15.110-syzkaller #0
[   50.308947][ T3967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
[   50.311008][ T3967] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   50.312605][ T3967] pc : nilfs_dat_prepare_end+0x2ac/0x2f4
[   50.313774][ T3967] lr : nilfs_dat_prepare_end+0x2ac/0x2f4
[   50.314923][ T3967] sp : ffff80001c7b7610
[   50.315804][ T3967] x29: ffff80001c7b7620 x28: 1fffe0001b8f20ee x27: 1fffe0001b8f20d3
[   50.317463][ T3967] x26: dfff800000000000 x25: dfff800000000000 x24: 0000229900000000
[   50.319131][ T3967] x23: 1ffff000038f6ed4 x22: 00000000fffffffe x21: ffff0000dc528158
[   50.320750][ T3967] x20: ffff80001c7b76a0 x19: ffff80001c7b76b8 x18: 0000000000000000
[   50.322393][ T3967] x17: ff80800009c9fa90 x16: 0000000000000000 x15: ffff800009c9fa90
[   50.324136][ T3967] x14: 00000000ffffffef x13: ffffffffffffffff x12: 0000000000000000
[   50.325758][ T3967] x11: ff80800009cb9a58 x10: 0000000000000000 x9 : ffff800009cb9a58
[   50.327391][ T3967] x8 : ffff0000dd20d040 x7 : 0000000000000000 x6 : ffff80000805cb20
[   50.329041][ T3967] x5 : ffff0000d65f2d90 x4 : 0000000000000000 x3 : ffff800008a67fcc
[   50.330677][ T3967] x2 : 0000000000000001 x1 : 00000000fffffffe x0 : 00000000fffffffe
[   50.332321][ T3967] Call trace:
[   50.332988][ T3967]  nilfs_dat_prepare_end+0x2ac/0x2f4
[   50.334093][ T3967]  nilfs_direct_delete+0x154/0x2c0
[   50.335167][ T3967]  nilfs_bmap_truncate+0x2a0/0x4c0
[   50.336200][ T3967]  nilfs_truncate_bmap+0x198/0x314
[   50.337277][ T3967]  nilfs_evict_inode+0x14c/0x3b8
[   50.338309][ T3967]  evict+0x260/0x68c
[   50.339144][ T3967]  iput+0x744/0x824
[   50.339917][ T3967]  do_unlinkat+0x52c/0x82c
[   50.340867][ T3967]  __arm64_sys_unlinkat+0xcc/0xfc
[   50.341914][ T3967]  invoke_syscall+0x98/0x2b8
[   50.342922][ T3967]  el0_svc_common+0x138/0x258
[   50.343894][ T3967]  do_el0_svc+0x58/0x14c
[   50.344732][ T3967]  el0_svc+0x7c/0x1f0
[   50.345536][ T3967]  el0t_64_sync_handler+0x84/0xe4
[   50.346595][ T3967]  el0t_64_sync+0x1a0/0x1a4
[   50.347526][ T3967] irq event stamp: 25236
[   50.348380][ T3967] hardirqs last  enabled at (25235): [<ffff8000088c6d88>] kasan_quarantine_put+0xdc/0x204
[   50.350535][ T3967] hardirqs last disabled at (25236): [<ffff80001193d130>] el1_dbg+0x24/0x80
[   50.352337][ T3967] softirqs last  enabled at (24948): [<ffff800008030068>] local_bh_enable+0x10/0x34
[   50.354252][ T3967] softirqs last disabled at (24946): [<ffff800008030034>] local_bh_disable+0x10/0x34
[   50.356218][ T3967] ---[ end trace 477d46130b87feaf ]---
[   50.359072][ T3967] NILFS (loop0): error -2 truncating bmap (ino=15)