[ 18.123035][ T3638] 8021q: adding VLAN 0 to HW filter on device bond0 [ 18.128645][ T3638] eql: remember to turn off Van-Jacobson compression on your slave devices [ 18.174390][ T136] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 18.179067][ T1954] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.32' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 42.013883][ T3968] loop0: detected capacity change from 0 to 32768 [ 42.018885][ T3968] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor352 (3968) [ 42.025087][ T3968] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 42.026951][ T3968] BTRFS info (device loop0): using free space tree [ 42.028338][ T3968] BTRFS info (device loop0): has skinny extents [ 42.045285][ T3968] BTRFS info (device loop0): enabling ssd optimizations [ 42.066383][ T3968] ------------[ cut here ]------------ [ 42.067589][ T3968] WARNING: CPU: 1 PID: 3968 at fs/read_write.c:525 __kernel_write+0x734/0x8b0 [ 42.069461][ T3968] Modules linked in: [ 42.070253][ T3968] CPU: 1 PID: 3968 Comm: syz-executor352 Not tainted 5.15.110-syzkaller #0 [ 42.072103][ T3968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 42.074268][ T3968] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.075966][ T3968] pc : __kernel_write+0x734/0x8b0 [ 42.077009][ T3968] lr : __kernel_write+0x730/0x8b0 [ 42.078064][ T3968] sp : ffff800018dc74e0 [ 42.078918][ T3968] x29: ffff800018dc7650 x28: ffff7000031b8ea8 x27: ffff0000c92168e8 [ 42.080688][ T3968] x26: 0000000000000011 x25: dfff800000000000 x24: 1fffe0001a272860 [ 42.082329][ T3968] x23: ffff800018dc7560 x22: fffffffffffffff7 x21: ffff0000d1394304 [ 42.084035][ T3968] x20: ffff800018dc7540 x19: ffff0000d1394280 x18: ffff800018dc7520 [ 42.085679][ T3968] x17: 1fffe00036903d8e x16: ffff800011941c2c x15: 000000000000c369 [ 42.087393][ T3968] x14: 1ffff0000291a06a x13: ffffffffffffffff x12: 0000000000000000 [ 42.089045][ T3968] x11: ff8080000896c37c x10: 0000000000000000 x9 : ffff80000896c37c [ 42.090793][ T3968] x8 : ffff0000c8c8b580 x7 : 0000000000000000 x6 : 0000000000000000 [ 42.092443][ T3968] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000020 [ 42.094102][ T3968] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.095762][ T3968] Call trace: [ 42.096426][ T3968] __kernel_write+0x734/0x8b0 [ 42.097324][ T3968] kernel_write+0xe0/0x1ec [ 42.098239][ T3968] send_subvol+0x164/0x37cc [ 42.099158][ T3968] btrfs_ioctl_send+0x15b0/0x1a50 [ 42.100239][ T3968] _btrfs_ioctl_send+0x340/0x498 [ 42.101287][ T3968] btrfs_ioctl+0x5e0/0xa5c [ 42.102259][ T3968] __arm64_sys_ioctl+0x14c/0x1c8 [ 42.103299][ T3968] invoke_syscall+0x98/0x2b8 [ 42.104284][ T3968] el0_svc_common+0x138/0x258 [ 42.105255][ T3968] do_el0_svc+0x58/0x14c [ 42.106155][ T3968] el0_svc+0x7c/0x1f0 [ 42.106997][ T3968] el0t_64_sync_handler+0x84/0xe4 [ 42.108076][ T3968] el0t_64_sync+0x1a0/0x1a4 [ 42.108972][ T3968] irq event stamp: 86118 [ 42.109916][ T3968] hardirqs last enabled at (86117): [<ffff800008268c94>] finish_lock_switch+0xbc/0x1e8 [ 42.111968][ T3968] hardirqs last disabled at (86118): [<ffff80001193d130>] el1_dbg+0x24/0x80 [ 42.113764][ T3968] softirqs last enabled at (86052): [<ffff800008030068>] local_bh_enable+0x10/0x34 [ 42.115726][ T3968] softirqs last disabled at (86050): [<ffff800008030034>] local_bh_disable+0x10/0x34 [ 42.117747][ T3968] ---[ end trace d3bd68682de7c9d7 ]---