[  516.527048][T12204] loop0: detected capacity change from 0 to 32768
[  516.562333][T12204] btrfs: Deprecated parameter 'usebackuproot'
[  516.564760][T12204] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  516.598328][T12204] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.378 (12204)
[  516.686210][T12204] BTRFS info (device loop0 state S): first mount of filesystem a6a605fc-d5f1-4e66-8595-3726e2b761d6
[  516.702340][T12204] BTRFS info (device loop0 state S): using blake2b (blake2b-256-generic) checksum algorithm
[  516.728893][T12204] workqueue: Failed to create a rescuer kthread for wq "btrfs-delalloc": -EINTR
[  516.739660][T12204] workqueue: Failed to create a rescuer kthread for wq "btrfs-flush_delalloc": -EINTR
[  516.743721][T12204] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  516.798269][T12204] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  516.802050][T12204] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  516.805914][T12204] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  516.849410][T12204] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  516.853633][T12204] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  516.896320][T12204] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  516.918351][T12204] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  516.922550][T12204] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  516.926700][T12204] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  516.995804][T12204] BTRFS error (device loop0 state S): open_ctree failed
[  517.371228][   T30] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[  517.430545][   T30] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[  517.481057][   T30] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[  517.541399][   T30] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[  517.699151][   T30] bridge_slave_1: left allmulticast mode
[  517.701382][   T30] bridge_slave_1: left promiscuous mode
[  517.703549][   T30] bridge0: port 2(bridge_slave_1) entered disabled state
[  517.729168][   T30] bridge_slave_0: left allmulticast mode
[  517.731797][   T30] bridge_slave_0: left promiscuous mode
[  517.734525][   T30] bridge0: port 1(bridge_slave_0) entered disabled state
[  518.339461][   T30] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[  518.344359][   T30] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[  518.359965][   T30] bond0 (unregistering): Released all slaves
[  518.717821][   T30] hsr_slave_0: left promiscuous mode
[  518.721202][   T30] hsr_slave_1: left promiscuous mode
[  518.723782][   T30] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[  518.726634][   T30] batman_adv: batadv0: Removing interface: batadv_slave_0
[  518.751074][   T30] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[  518.753963][   T30] batman_adv: batadv0: Removing interface: batadv_slave_1
[  518.773200][   T30] veth1_macvtap: left promiscuous mode
[  518.775478][   T30] veth0_macvtap: left promiscuous mode
[  518.798552][   T30] veth1_vlan: left promiscuous mode
[  518.800642][   T30] veth0_vlan: left promiscuous mode
[  519.342555][   T30] team0 (unregistering): Port device team_slave_1 removed
[  519.379534][   T30] team0 (unregistering): Port device team_slave_0 removed