Warning: Permanently added '10.128.0.104' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 28.882413][ T3071] loop0: detected capacity change from 0 to 32768 [ 28.886021][ T3071] BTRFS: device fsid 5ac8a51e-da3a-4998-8e66-e1df06b87bc8 devid 1 transid 8 /dev/loop0 scanned by syz-executor244 (3071) [ 28.891549][ T3071] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 28.893955][ T3071] BTRFS info (device loop0): using free space tree [ 28.902187][ T3071] BTRFS info (device loop0): enabling ssd optimizations [ 28.904972][ T3071] BTRFS info (device loop0): checking UUID tree [ 28.918960][ T3071] ------------[ cut here ]------------ [ 28.920431][ T3071] WARNING: CPU: 0 PID: 3071 at fs/read_write.c:504 __kernel_write_iter+0x250/0x284 [ 28.922863][ T3071] Modules linked in: [ 28.923846][ T3071] CPU: 0 PID: 3071 Comm: syz-executor244 Not tainted 6.1.0-rc6-syzkaller-32662-g6d464646530f #0 [ 28.926581][ T3071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 28.929421][ T3071] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 28.931658][ T3071] pc : __kernel_write_iter+0x250/0x284 [ 28.933105][ T3071] lr : __kernel_write_iter+0x250/0x284 [ 28.934580][ T3071] sp : ffff80000fc53a90 [ 28.935670][ T3071] x29: ffff80000fc53ad0 x28: ffff0000cb8b8000 x27: 0000000000000000 [ 28.937830][ T3071] x26: 0000000000000000 x25: 0000000000000011 x24: ffff0000cc93f000 [ 28.939920][ T3071] x23: 0000000000000000 x22: ffff0000c9f6c608 x21: ffff0000c56a8e00 [ 28.942068][ T3071] x20: ffff80000fc53b20 x19: 00000000000a801d x18: 000000000000001a [ 28.944279][ T3071] x17: ffff80000c0cd83c x16: ffff80000dbe6158 x15: ffff0000c9640000 [ 28.946357][ T3071] x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c9640000 [ 28.948497][ T3071] x11: ff808000085ba5e8 x10: 0000000000000000 x9 : ffff8000085ba5e8 [ 28.950621][ T3071] x8 : ffff0000c9640000 x7 : ffff80000816678c x6 : 0000000000000000 [ 28.952731][ T3071] x5 : 0000000000000080 x4 : 0000000000000011 x3 : 0000000000000001 [ 28.954844][ T3071] x2 : ffff0000c9f6c608 x1 : 0000000000000000 x0 : 0000000000000000 [ 28.956967][ T3071] Call trace: [ 28.957886][ T3071] __kernel_write_iter+0x250/0x284 [ 28.959213][ T3071] kernel_write+0x10c/0x1d0 [ 28.960404][ T3071] send_subvol+0x94/0x17ec [ 28.961619][ T3071] btrfs_ioctl_send+0xd74/0xed0 [ 28.962829][ T3071] _btrfs_ioctl_send+0x188/0x218 [ 28.964046][ T3071] btrfs_ioctl+0x5c0/0xa64 [ 28.965290][ T3071] __arm64_sys_ioctl+0xd0/0x140 [ 28.966572][ T3071] el0_svc_common+0x138/0x220 [ 28.967869][ T3071] do_el0_svc+0x48/0x164 [ 28.968902][ T3071] el0_svc+0x58/0x150 [ 28.969965][ T3071] el0t_64_sync_handler+0x84/0xf0 [ 28.971317][ T3071] el0t_64_sync+0x190/0x194 [ 28.972497][ T3071] irq event stamp: 84470 [ 28.973674][ T3071] hardirqs last enabled at (84469): [] finish_lock_switch+0x94/0xe8 [ 28.976181][ T3071] hardirqs last disabled at (84470): [] el1_dbg+0x24/0x80 [ 28.978589][ T3071] softirqs last enabled at (84412): [] local_bh_enable+0x10/0x34 [ 28.981074][ T3071] softirqs last disabled at (84410): [] local_bh_disable+0x10/0x34 [ 28.983601][ T3071] ---[ end trace 0000000000000000 ]---