Warning: Permanently added '10.128.1.129' (ECDSA) to the list of known hosts. executing program [ 51.223859][ T3962] loop0: detected capacity change from 0 to 32768 [ 51.229374][ T3962] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor341 (3962) [ 51.236361][ T3962] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 51.238264][ T3962] BTRFS info (device loop0): using free space tree [ 51.239585][ T3962] BTRFS info (device loop0): has skinny extents [ 51.256744][ T3962] BTRFS info (device loop0): enabling ssd optimizations [ 51.276469][ T3962] ------------[ cut here ]------------ [ 51.277616][ T3962] WARNING: CPU: 0 PID: 3962 at fs/read_write.c:525 __kernel_write+0x734/0x8b0 [ 51.279362][ T3962] Modules linked in: [ 51.280195][ T3962] CPU: 0 PID: 3962 Comm: syz-executor341 Not tainted 5.15.111-syzkaller #0 [ 51.282097][ T3962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 51.284160][ T3962] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 51.285853][ T3962] pc : __kernel_write+0x734/0x8b0 [ 51.286922][ T3962] lr : __kernel_write+0x730/0x8b0 [ 51.287993][ T3962] sp : ffff800018dc74e0 [ 51.288922][ T3962] x29: ffff800018dc7650 x28: ffff7000031b8ea8 x27: ffff0000c922b0e8 [ 51.290746][ T3962] x26: 0000000000000011 x25: dfff800000000000 x24: 1fffe0001b496b80 [ 51.292466][ T3962] x23: ffff800018dc7560 x22: fffffffffffffff7 x21: ffff0000da4b5c04 [ 51.294153][ T3962] x20: ffff800018dc7540 x19: ffff0000da4b5b80 x18: ffff800018dc7520 [ 51.295885][ T3962] x17: 1fffe000368ffd8e x16: ffff800011948204 x15: 000000000000c5e5 [ 51.297680][ T3962] x14: 1ffff0000291a06a x13: ffffffffffffffff x12: 0000000000000000 [ 51.299363][ T3962] x11: ff8080000896d628 x10: 0000000000000000 x9 : ffff80000896d628 [ 51.301139][ T3962] x8 : ffff0000c8edb680 x7 : 0000000000000000 x6 : 0000000000000000 [ 51.302784][ T3962] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000020 [ 51.304479][ T3962] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 51.306467][ T3962] Call trace: [ 51.307163][ T3962] __kernel_write+0x734/0x8b0 [ 51.308210][ T3962] kernel_write+0xe0/0x1ec [ 51.309177][ T3962] send_subvol+0x164/0x37cc [ 51.310154][ T3962] btrfs_ioctl_send+0x15b0/0x1a50 [ 51.311268][ T3962] _btrfs_ioctl_send+0x340/0x498 [ 51.312235][ T3962] btrfs_ioctl+0x5e0/0xa5c [ 51.313198][ T3962] __arm64_sys_ioctl+0x14c/0x1c8 [ 51.314291][ T3962] invoke_syscall+0x98/0x2b8 [ 51.315498][ T3962] el0_svc_common+0x138/0x258 [ 51.316555][ T3962] do_el0_svc+0x58/0x14c [ 51.317465][ T3962] el0_svc+0x7c/0x1f0 [ 51.318311][ T3962] el0t_64_sync_handler+0x84/0xe4 [ 51.319359][ T3962] el0t_64_sync+0x1a0/0x1a4 [ 51.320325][ T3962] irq event stamp: 85926 [ 51.321235][ T3962] hardirqs last enabled at (85925): [] finish_lock_switch+0xbc/0x1e8 [ 51.323339][ T3962] hardirqs last disabled at (85926): [] el1_dbg+0x24/0x80 [ 51.325188][ T3962] softirqs last enabled at (85922): [] __do_softirq+0xb5c/0xe20 [ 51.327070][ T3962] softirqs last disabled at (85881): [] __irq_exit_rcu+0x28c/0x534 [ 51.329180][ T3962] ---[ end trace 208d67526c63a2b3 ]---