/dev/loop0 scanned by syz.0.52 (5182) [ 343.691330][ T5182] BTRFS info (device loop0): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 343.693054][ T5182] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 343.694407][ T5182] BTRFS info (device loop0): enabling disk space caching [ 343.695581][ T5182] BTRFS info (device loop0): force clearing of disk cache [ 343.696746][ T5182] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 343.698727][ T5182] BTRFS info (device loop0): use zstd compression, level 3 [ 343.699788][ T5182] BTRFS info (device loop0): disk space caching is enabled [ 343.708250][ T39] team0 (unregistering): Port device team_slave_0 removed [ 343.717719][ T5182] BTRFS info (device loop0): enabling ssd optimizations [ 343.720554][ T5182] BTRFS info (device loop0): rebuilding free space tree [ 343.723669][ T5182] BTRFS info (device loop0): disabling free space tree [ 343.724720][ T5182] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 343.726117][ T5182] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 343.731200][ T5182] BTRFS info (device loop0): balance: start -s [ 343.733883][ T5182] BTRFS info (device loop0): relocating block group 1048576 flags system [ 343.743726][ T5182] BTRFS info (device loop0): balance: ended with status: 0 [ 343.774933][ T4480] BTRFS info (device loop0): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 343.828322][ T39] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 343.901709][ T5202] loop0: detected capacity change from 0 to 32768 [ 343.914800][ T5202] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.53 (5202) [ 343.919267][ T5202] BTRFS info (device loop0): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 343.920899][ T5202] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 343.922269][ T5202] BTRFS info (device loop0): enabling disk space caching [ 343.923387][ T5202] BTRFS info (device loop0): force clearing of disk cache [ 343.998381][ T39] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 344.022183][ T4848] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop0 scanned by udevd (4848) [ 344.105478][ T5222] loop0: detected capacity change from 0 to 32768 [ 344.285150][ T5243] loop0: detected capacity change from 0 to 32768 [ 344.292121][ T5243] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.55 (5243) [ 344.468816][ T5263] loop0: detected capacity change from 0 to 32768 [ 344.473517][ T5263] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.56 (5263) [ 344.656871][ T5283] loop0: detected capacity change from 0 to 32768 [ 344.658672][ T5283] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.57 (5283) 1970/01/01 00:05:44 executed programs: 47 [ 344.773676][ T4848] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop0 scanned by udevd (4848) [ 344.860193][ T5303] loop0: detected capacity change from 0 to 32768 [ 345.038364][ T5324] loop0: detected capacity change from 0 to 32768 [ 345.044643][ T5324] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.59 (5324) [ 345.232667][ T5344] loop0: detected capacity change from 0 to 32768 [ 345.240168][ T5344] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.60 (5344) [ 345.413331][ T5364] loop0: detected capacity change from 0 to 32768 [ 345.420947][ T5364] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.61 (5364) [ 345.540276][ T4848] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop0 scanned by udevd (4848) [ 345.618805][ T5384] loop0: detected capacity change from 0 to 32768 [ 345.742079][ T4848] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop0 scanned by udevd (4848) [ 345.810994][ T5405] loop0: detected capacity change from 0 to 32768 [ 345.922051][ T4848] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop0 scanned by udevd (4848) [ 345.997489][ T5426] loop0: detected capacity change from 0 to 32768 [ 346.168247][ T39] bond0 (unregistering): Released all slaves [ 346.178992][ T5447] loop0: detected capacity change from 0 to 32768 [ 346.180687][ T5447] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.65 (5447) [ 346.343588][ T4481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 346.348938][ T4487] 8021q: adding VLAN 0 to HW filter on device team0 [ 346.369180][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 346.370724][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 346.372315][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 346.373684][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 346.375696][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 346.381579][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 346.383166][ T4944] bridge0: port 1(bridge_slave_0) entered blocking state [ 346.384318][ T4944] bridge0: port 1(bridge_slave_0) entered forwarding state [ 346.385782][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 346.387759][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 346.389241][ T4944] bridge0: port 2(bridge_slave_1) entered blocking state [ 346.390332][ T4944] bridge0: port 2(bridge_slave_1) entered forwarding state [ 346.391649][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 346.393227][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 346.394803][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 346.397020][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 346.402418][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 346.403975][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 346.405518][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 346.407137][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 346.410779][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 346.412213][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 346.416505][ T4491] 8021q: adding VLAN 0 to HW filter on device team0 [ 346.419854][ T4489] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 346.424014][ T4890] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 346.425431][ T4890] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 346.434179][ T4487] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 346.435902][ T4487] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 346.450154][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 346.451813][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 346.453187][ T4524] bridge0: port 1(bridge_slave_0) entered blocking state [ 346.454151][ T4524] bridge0: port 1(bridge_slave_0) entered forwarding state [ 346.455397][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 346.456805][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 346.460770][ T4524] bridge0: port 2(bridge_slave_1) entered blocking state [ 346.461888][ T4524] bridge0: port 2(bridge_slave_1) entered forwarding state [ 346.463191][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 346.471858][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 346.478589][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 346.480683][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 346.486280][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 346.491366][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 346.493316][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 346.494789][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 346.496262][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 346.496294][ T5468] loop0: detected capacity change from 0 to 32768 [ 346.498662][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 346.502348][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 346.503797][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 346.506755][ T5468] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.66 (5468) [ 346.507113][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 346.521458][ T4481] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 346.539807][ T4481] device veth0_vlan entered promiscuous mode [ 346.542811][ T4481] device veth1_vlan entered promiscuous mode [ 346.550271][ T4481] device veth0_macvtap entered promiscuous mode [ 346.552924][ T4481] device veth1_macvtap entered promiscuous mode [ 346.555035][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 346.556292][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 346.559098][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 346.560677][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 346.562258][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 346.564581][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 346.566283][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 346.568927][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 346.570429][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 346.572090][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 346.573594][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 346.574986][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 346.576492][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 346.580973][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 346.585206][ T4491] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 346.588190][ T4491] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 346.593712][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 346.595218][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 346.596715][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 346.601350][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 346.603057][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 346.626171][ T4890] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 346.627567][ T4890] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 346.644694][ T4489] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 346.664513][ T4481] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 346.666168][ T4481] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 346.668561][ T4481] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 346.670108][ T4890] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 346.671799][ T4890] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 346.684604][ T4890] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 346.685933][ T4890] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 346.704769][ T4481] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 346.706378][ T4481] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 346.722902][ T4481] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 346.725707][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 346.727573][ T4524] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 346.734408][ T4487] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 346.742967][ T4481] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 346.744354][ T4481] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 346.745694][ T4481] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 346.747144][ T4481] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 346.771895][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 346.773602][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 346.792171][ T1654] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 346.793730][ T1654] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 346.801540][ T4487] device veth0_vlan entered promiscuous mode [ 346.806568][ T4890] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 346.819228][ T4890] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 346.841433][ T4487] device veth1_vlan entered promiscuous mode [ 346.854740][ T4890] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 346.856045][ T4890] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 346.861892][ T4405] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 346.863444][ T4405] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 346.864831][ T4405] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 346.870673][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 346.871934][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 346.891729][ T4487] device veth0_macvtap entered promiscuous mode [ 346.893952][ T4487] device veth1_macvtap entered promiscuous mode [ 346.926577][ T4405] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 346.926720][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 346.928035][ T4405] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 346.931108][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 346.932639][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 346.934025][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 346.939946][ T4491] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 346.965280][ T5511] loop0: detected capacity change from 0 to 32768 [ 346.970926][ T5511] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.67 (5511) [ 347.008181][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 347.016591][ T4491] device veth0_vlan entered promiscuous mode [ 347.028732][ T4487] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 347.030376][ T4487] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.031964][ T4487] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 347.033685][ T4487] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.035834][ T4487] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 347.093201][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 347.094931][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 347.096480][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 347.100379][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 347.101979][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 347.103530][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 347.105099][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 347.106496][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 347.129045][ T4487] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 347.130723][ T4487] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.132301][ T4487] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 347.133777][ T4487] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.146862][ T4487] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 347.159964][ T4491] device veth1_vlan entered promiscuous mode [ 347.161377][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 347.162860][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 347.164472][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 347.166044][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 347.171882][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 347.178544][ T4489] device veth0_vlan entered promiscuous mode [ 347.189240][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 347.190781][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 347.192424][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 347.193759][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 347.208703][ T4489] device veth1_vlan entered promiscuous mode [ 347.220755][ T4487] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 347.222184][ T4487] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 347.223676][ T4487] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 347.225114][ T4487] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 347.230086][ T5532] loop0: detected capacity change from 0 to 32768 [ 347.242031][ T5532] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.68 (5532) [ 347.263934][ T1654] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 347.265552][ T1654] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 347.267133][ T1654] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 347.271671][ T1654] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 347.274016][ T1654] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 347.284114][ T4491] device veth0_macvtap entered promiscuous mode [ 347.288637][ T4491] device veth1_macvtap entered promiscuous mode [ 347.320278][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 347.321786][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 347.323174][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 347.324677][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 347.335642][ T5534] loop1: detected capacity change from 0 to 32768 [ 347.341315][ T4489] device veth0_macvtap entered promiscuous mode [ 347.345124][ T5534] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.18 (5534) [ 347.357021][ T4491] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 347.364681][ T4491] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.366247][ T4491] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 347.375140][ T4491] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.376550][ T4491] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 347.383395][ T4491] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.390147][ T4491] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 347.392222][ T4489] device veth1_macvtap entered promiscuous mode [ 347.397444][ T4395] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4395) [ 347.410005][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 347.411584][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 347.413048][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 347.414588][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 347.437082][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 347.440076][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 347.442506][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 347.463170][ T4491] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 347.468067][ T4491] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.469608][ T4491] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 347.471189][ T4491] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.472702][ T4491] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 347.474388][ T4491] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.478798][ T4491] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 347.490575][ T4489] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 347.492263][ T4489] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.493862][ T4489] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 347.495363][ T4489] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.518268][ T4489] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 347.520008][ T4489] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.521569][ T4489] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 347.523267][ T4489] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.539744][ T5549] loop1: detected capacity change from 0 to 32768 [ 347.541977][ T5549] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.69 (5549) [ 347.582887][ T4489] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 347.600214][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 347.601892][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 347.603415][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 347.605022][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 347.614404][ T4491] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 347.615856][ T4491] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 347.618522][ T4491] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 347.619936][ T4491] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 347.632966][ T277] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 347.634251][ T277] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 347.636090][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 347.642176][ T4489] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 347.644526][ T4489] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.646346][ T4489] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 347.652691][ T4489] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.659147][ T4489] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 347.669805][ T4489] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.671648][ T4489] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 347.673385][ T4489] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 347.676242][ T4489] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 347.678885][ T1654] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 347.680481][ T1654] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 347.708827][ T4395] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop1 scanned by udevd (4395) [ 347.724433][ T4489] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 347.725924][ T4489] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 347.733467][ T4489] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 347.734896][ T4489] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 347.778186][ T277] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 347.779539][ T277] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 347.791504][ T1654] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 347.804853][ T277] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 347.806234][ T277] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 347.811534][ T277] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 347.869728][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 347.871039][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 347.873293][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 347.882551][ T5559] loop0: detected capacity change from 0 to 32768 [ 347.884769][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 347.886087][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 347.889315][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 347.914757][ T5559] _btrfs_printk: 252 callbacks suppressed [ 347.914766][ T5559] BTRFS info (device loop0): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 347.939166][ T5559] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 347.940778][ T5559] BTRFS info (device loop0): enabling disk space caching [ 347.941895][ T5559] BTRFS info (device loop0): force clearing of disk cache [ 347.943030][ T5559] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 347.944412][ T5559] BTRFS info (device loop0): use zstd compression, level 3 [ 347.963401][ T5559] BTRFS info (device loop0): disk space caching is enabled [ 348.055604][ T5562] loop3: detected capacity change from 0 to 32768 [ 348.067636][ T5568] loop4: detected capacity change from 0 to 32768 [ 348.069635][ T5562] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.20 (5562) [ 348.079317][ T5568] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.21 (5568) [ 348.149734][ T5564] loop1: detected capacity change from 0 to 32768 [ 348.151746][ T5564] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.72 (5564) [ 348.189730][ T4409] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 348.201840][ T5566] loop2: detected capacity change from 0 to 32768 [ 348.216236][ T5566] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.19 (5566) [ 348.242970][ T4822] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by udevd (4822) [ 348.281894][ T5559] BTRFS info (device loop0): enabling ssd optimizations [ 348.283553][ T5559] BTRFS info (device loop0): rebuilding free space tree [ 348.286574][ T5559] BTRFS info (device loop0): disabling free space tree [ 348.289121][ T5559] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 348.293254][ T5559] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 348.342171][ T5559] BTRFS info (device loop0): balance: start -s [ 348.343674][ T5559] BTRFS info (device loop0): relocating block group 1048576 flags system [ 348.369130][ T5559] BTRFS info (device loop0): balance: ended with status: 0 [ 348.448387][ T4480] BTRFS info (device loop0): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 348.537623][ T5581] loop4: detected capacity change from 0 to 32768 [ 348.539452][ T5581] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop4 scanned by syz.4.73 (5581) [ 348.545172][ T5581] BTRFS info (device loop4): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 348.546875][ T5581] BTRFS info (device loop4): using crc32c (crc32c-generic) checksum algorithm [ 348.548785][ T4409] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4409) [ 348.557696][ T5581] BTRFS info (device loop4): enabling disk space caching [ 348.558891][ T5581] BTRFS info (device loop4): force clearing of disk cache [ 348.559981][ T5581] BTRFS info (device loop4): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 348.561418][ T5581] BTRFS info (device loop4): use zstd compression, level 3 [ 348.562490][ T5581] BTRFS info (device loop4): disk space caching is enabled [ 348.566775][ T5591] loop3: detected capacity change from 0 to 32768 [ 348.580895][ T5591] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.75 (5591) [ 348.584916][ T5593] loop2: detected capacity change from 0 to 32768 [ 348.586496][ T5593] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.76 (5593) [ 348.628666][ T4395] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4395) [ 348.668357][ T4822] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 348.743421][ T5595] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 16 scanned by udevd (5595) [ 348.799661][ T5581] BTRFS info (device loop4): enabling ssd optimizations [ 348.801242][ T5581] BTRFS info (device loop4): rebuilding free space tree [ 348.804223][ T5581] BTRFS info (device loop4): disabling free space tree [ 348.805363][ T5581] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 348.807017][ T5581] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 348.831453][ T5581] BTRFS info (device loop4): balance: start -s [ 348.832995][ T5581] BTRFS info (device loop4): relocating block group 1048576 flags system [ 348.848729][ T5581] BTRFS info (device loop4): balance: ended with status: 0 [ 348.887095][ T5599] loop0: detected capacity change from 0 to 32768 [ 348.909222][ T5599] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.77 (5599) [ 348.918912][ T4489] BTRFS info (device loop4): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 349.009426][ T5612] loop1: detected capacity change from 0 to 32768 [ 349.030875][ T4848] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop4 scanned by udevd (4848) [ 349.033194][ T5612] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 349.084797][ T5623] loop3: detected capacity change from 0 to 32768 [ 349.100717][ T5623] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 349.113346][ T5620] loop2: detected capacity change from 0 to 32768 [ 349.130808][ T5620] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 349.132608][ T4409] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 349.234969][ T4395] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 349.434454][ T5595] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 349.517695][ T4822] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 349.571012][ T5636] loop0: detected capacity change from 0 to 32768 [ 349.604318][ T5636] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 349.654479][ T4409] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 349.656752][ T5639] loop1: detected capacity change from 0 to 32768 [ 349.670292][ T5639] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 349.807786][ T5642] loop2: detected capacity change from 0 to 32768 [ 349.809665][ T5642] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 349.813497][ T5644] loop3: detected capacity change from 0 to 32768 [ 349.817618][ T5644] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 1970/01/01 00:05:49 executed programs: 87 [ 349.879064][ T4395] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 349.926183][ T5646] loop0: detected capacity change from 0 to 32768 [ 349.928181][ T5595] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 349.938314][ T5646] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 349.965695][ T5648] loop4: detected capacity change from 0 to 32768 [ 349.986458][ T5648] BTRFS info (device loop4): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 349.988336][ T5648] BTRFS info (device loop4): using crc32c (crc32c-generic) checksum algorithm [ 349.990137][ T5648] BTRFS info (device loop4): enabling disk space caching [ 349.991755][ T5648] BTRFS info (device loop4): force clearing of disk cache [ 349.992926][ T5648] BTRFS info (device loop4): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 349.994439][ T5648] BTRFS info (device loop4): use zstd compression, level 3 [ 349.995593][ T5648] BTRFS info (device loop4): disk space caching is enabled [ 350.038103][ T5650] loop1: detected capacity change from 0 to 32768 [ 350.058953][ T5650] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.94 (5650) [ 350.061383][ T4395] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 350.181242][ T5654] loop2: detected capacity change from 0 to 32768 [ 350.202524][ T5652] loop3: detected capacity change from 0 to 32768 [ 350.206566][ T5654] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.96 (5654) [ 350.210480][ T5652] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.95 (5652) [ 350.245041][ T5648] BTRFS info (device loop4): enabling ssd optimizations [ 350.246715][ T5648] BTRFS info (device loop4): rebuilding free space tree [ 350.251033][ T5648] BTRFS info (device loop4): disabling free space tree [ 350.252098][ T5648] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 350.263135][ T5595] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 350.263784][ T5648] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 350.270893][ T4409] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 350.295779][ T5648] BTRFS info (device loop4): balance: start -s [ 350.298317][ T5648] BTRFS info (device loop4): relocating block group 1048576 flags system [ 350.306922][ T5648] BTRFS info (device loop4): balance: ended with status: 0 [ 350.389811][ T4489] BTRFS info (device loop4): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 350.463680][ T5669] loop0: detected capacity change from 0 to 32768 [ 350.478398][ T5669] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.98 (5669) [ 350.482063][ T5669] BTRFS info (device loop0): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 350.483766][ T5669] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 350.485135][ T5669] BTRFS info (device loop0): enabling disk space caching [ 350.486256][ T5669] BTRFS info (device loop0): force clearing of disk cache [ 350.498403][ T5669] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 350.500766][ T5669] BTRFS info (device loop0): use zstd compression, level 3 [ 350.501958][ T5669] BTRFS info (device loop0): disk space caching is enabled [ 350.509546][ T4822] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4822) [ 350.549062][ T5677] loop2: detected capacity change from 0 to 32768 [ 350.627180][ T5677] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.99 (5677) [ 350.647437][ T5679] loop3: detected capacity change from 0 to 32768 [ 350.649259][ T5679] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.100 (5679) [ 350.821642][ T5669] BTRFS info (device loop0): enabling ssd optimizations [ 350.823254][ T5669] BTRFS info (device loop0): rebuilding free space tree [ 350.826066][ T5669] BTRFS info (device loop0): disabling free space tree [ 350.827671][ T5669] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 350.829271][ T5669] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 350.856184][ T5685] loop4: detected capacity change from 0 to 32768 [ 350.859948][ T5669] BTRFS info (device loop0): balance: start -s [ 350.861432][ T5669] BTRFS info (device loop0): relocating block group 1048576 flags system [ 350.878325][ T5685] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.101 (5685) [ 350.891637][ T5669] BTRFS info (device loop0): balance: ended with status: 0 [ 350.998669][ T4480] BTRFS info (device loop0): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 351.005860][ T4409] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4409) [ 351.011081][ T4848] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 351.038877][ T5705] loop1: detected capacity change from 0 to 32768 [ 351.103549][ T5705] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop1 scanned by syz.1.105 (5705) [ 351.108509][ T5705] BTRFS info (device loop1): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 351.110071][ T5705] BTRFS info (device loop1): using crc32c (crc32c-generic) checksum algorithm [ 351.111567][ T5705] BTRFS info (device loop1): enabling disk space caching [ 351.113821][ T4395] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4395) [ 351.130649][ T5705] BTRFS info (device loop1): force clearing of disk cache [ 351.131796][ T5705] BTRFS info (device loop1): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 351.137260][ T5705] BTRFS info (device loop1): use zstd compression, level 3 [ 351.138401][ T5705] BTRFS info (device loop1): disk space caching is enabled [ 351.302965][ T5712] loop3: detected capacity change from 0 to 32768 [ 351.305639][ T5712] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.108 (5712) [ 351.313967][ T5714] loop4: detected capacity change from 0 to 32768 [ 351.320302][ T5714] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.109 (5714) [ 351.356664][ T5716] loop2: detected capacity change from 0 to 32768 [ 351.380142][ T5716] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.110 (5716) [ 351.383952][ T5705] BTRFS info (device loop1): enabling ssd optimizations [ 351.385487][ T5705] BTRFS info (device loop1): rebuilding free space tree [ 351.388416][ T5705] BTRFS info (device loop1): disabling free space tree [ 351.389539][ T5705] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 351.391070][ T5705] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 351.402003][ T4409] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 351.436453][ T5705] BTRFS info (device loop1): balance: start -s [ 351.445573][ T5705] BTRFS info (device loop1): relocating block group 1048576 flags system [ 351.549812][ T5705] BTRFS info (device loop1): balance: ended with status: 0 [ 351.567380][ T4481] BTRFS info (device loop1): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 351.673279][ T5740] loop4: detected capacity change from 0 to 32768 [ 351.681410][ T5743] loop0: detected capacity change from 0 to 32768 [ 351.695808][ T5740] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop4 scanned by syz.4.112 (5740) [ 351.699688][ T5740] BTRFS info (device loop4): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 351.701194][ T5740] BTRFS info (device loop4): using crc32c (crc32c-generic) checksum algorithm [ 351.701580][ T5743] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.113 (5743) [ 351.702568][ T5740] BTRFS info (device loop4): enabling disk space caching [ 351.705309][ T5740] BTRFS info (device loop4): force clearing of disk cache [ 351.706428][ T5740] BTRFS info (device loop4): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 351.727281][ T5740] BTRFS info (device loop4): use zstd compression, level 3 [ 351.737272][ T5740] BTRFS info (device loop4): disk space caching is enabled [ 351.766757][ T4848] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4848) [ 351.848116][ T5745] loop3: detected capacity change from 0 to 32768 [ 351.852756][ T5745] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.114 (5745) [ 352.011220][ T5755] loop2: detected capacity change from 0 to 32768 [ 352.013143][ T5755] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.117 (5755) [ 352.060828][ T5740] BTRFS info (device loop4): enabling ssd optimizations [ 352.062606][ T5740] BTRFS info (device loop4): rebuilding free space tree [ 352.065570][ T5740] BTRFS info (device loop4): disabling free space tree [ 352.066677][ T5740] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 352.068345][ T5740] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 352.076848][ T5740] BTRFS info (device loop4): balance: start -s [ 352.079516][ T5740] BTRFS info (device loop4): relocating block group 1048576 flags system [ 352.084654][ T5740] BTRFS info (device loop4): balance: ended with status: 0 [ 352.196554][ T4489] BTRFS info (device loop4): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 352.282138][ T5595] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by udevd (5595) [ 352.390224][ T4395] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 352.405630][ T5773] loop1: detected capacity change from 0 to 32768 [ 352.413482][ T5775] loop2: detected capacity change from 0 to 32768 [ 352.445802][ T5773] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 352.450301][ T5775] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 352.466727][ T5777] loop3: detected capacity change from 0 to 32768 [ 352.491274][ T5777] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 352.823978][ T5787] loop1: detected capacity change from 0 to 32768 [ 352.837441][ T5787] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 352.846507][ T5789] loop2: detected capacity change from 0 to 32768 [ 352.866246][ T5791] loop3: detected capacity change from 0 to 32768 [ 352.871553][ T5789] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 352.879055][ T5793] loop4: detected capacity change from 0 to 32768 [ 352.889437][ T5793] BTRFS info (device loop4): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 352.890605][ T5791] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.127 (5791) [ 352.891095][ T5793] BTRFS info (device loop4): using crc32c (crc32c-generic) checksum algorithm [ 352.916231][ T5793] BTRFS info (device loop4): enabling disk space caching [ 352.920156][ T5793] BTRFS info (device loop4): force clearing of disk cache [ 352.921418][ T5793] BTRFS info (device loop4): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 352.922847][ T5793] BTRFS info (device loop4): use zstd compression, level 3 [ 352.928569][ T5793] BTRFS info (device loop4): disk space caching is enabled [ 353.227373][ T5793] BTRFS info (device loop4): enabling ssd optimizations [ 353.229081][ T5793] BTRFS info (device loop4): rebuilding free space tree [ 353.231883][ T5793] BTRFS info (device loop4): disabling free space tree [ 353.233024][ T5793] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 353.234808][ T5793] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 353.262451][ T4822] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4822) [ 353.271343][ T5793] BTRFS info (device loop4): balance: start -s [ 353.273295][ T5793] BTRFS info (device loop4): relocating block group 1048576 flags system [ 353.280284][ T5793] BTRFS info (device loop4): balance: ended with status: 0 [ 353.310922][ T4489] BTRFS info (device loop4): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 353.315121][ T5799] loop0: detected capacity change from 0 to 32768 [ 353.329084][ T5799] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.130 (5799) [ 353.421179][ T5595] blk_print_req_error: 3 callbacks suppressed [ 353.421198][ T5595] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 353.440904][ T4395] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop3 scanned by udevd (4395) [ 353.458683][ T5816] loop2: detected capacity change from 0 to 32768 [ 353.472079][ T5816] BTRFS info (device loop2): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 353.473894][ T5816] BTRFS info (device loop2): using crc32c (crc32c-generic) checksum algorithm [ 353.475249][ T5816] BTRFS info (device loop2): enabling disk space caching [ 353.476365][ T5816] BTRFS info (device loop2): force clearing of disk cache [ 353.481447][ T4409] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 16 scanned by udevd (4409) [ 353.487459][ T5816] BTRFS info (device loop2): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 353.489005][ T5816] BTRFS info (device loop2): use zstd compression, level 3 [ 353.497323][ T5816] BTRFS info (device loop2): disk space caching is enabled [ 353.503820][ T4848] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4848) [ 353.659807][ T5828] loop4: detected capacity change from 0 to 32768 [ 353.661531][ T5828] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.137 (5828) [ 353.675681][ T5816] BTRFS info (device loop2): enabling ssd optimizations [ 353.677210][ T5816] BTRFS info (device loop2): rebuilding free space tree [ 353.681023][ T5816] BTRFS info (device loop2): disabling free space tree [ 353.682163][ T5816] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 353.683652][ T5816] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 353.731184][ T5816] BTRFS info (device loop2): balance: start -s [ 353.732717][ T5816] BTRFS info (device loop2): relocating block group 1048576 flags system [ 353.736939][ T5816] BTRFS info (device loop2): balance: ended with status: 0 [ 353.792473][ T5830] loop0: detected capacity change from 0 to 32768 [ 353.805205][ T5830] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.138 (5830) [ 353.839732][ T4491] BTRFS info (device loop2): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 353.847539][ T4848] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 354.033651][ T4409] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop4 scanned by udevd (4409) [ 354.070325][ T5854] loop1: detected capacity change from 0 to 32768 [ 354.073059][ T5856] loop3: detected capacity change from 0 to 32768 [ 354.082233][ T5854] BTRFS info (device loop1): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 354.082486][ T5856] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.143 (5856) [ 354.083797][ T5854] BTRFS info (device loop1): using crc32c (crc32c-generic) checksum algorithm [ 354.086879][ T5854] BTRFS info (device loop1): enabling disk space caching [ 354.101918][ T5854] BTRFS info (device loop1): force clearing of disk cache [ 354.103048][ T5854] BTRFS info (device loop1): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 354.104534][ T5854] BTRFS info (device loop1): use zstd compression, level 3 [ 354.105598][ T5854] BTRFS info (device loop1): disk space caching is enabled [ 354.191855][ T4822] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 16 scanned by udevd (4822) [ 354.260182][ T5860] loop0: detected capacity change from 0 to 32768 [ 354.290574][ T5860] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.144 (5860) [ 354.329747][ T5871] loop3: detected capacity change from 0 to 32768 [ 354.334226][ T5871] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.146 (5871) [ 354.364155][ T5854] BTRFS info (device loop1): enabling ssd optimizations [ 354.365661][ T5854] BTRFS info (device loop1): rebuilding free space tree [ 354.369579][ T5854] BTRFS info (device loop1): disabling free space tree [ 354.370818][ T5854] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 354.372301][ T5854] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 354.388554][ T4848] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 354.432016][ T5854] BTRFS info (device loop1): balance: start -s [ 354.433614][ T5854] BTRFS info (device loop1): relocating block group 1048576 flags system [ 354.457102][ T5854] BTRFS info (device loop1): balance: ended with status: 0 [ 354.542002][ T4481] BTRFS info (device loop1): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 354.585203][ T5878] loop2: detected capacity change from 0 to 32768 [ 354.602449][ T5878] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.147 (5878) [ 354.632729][ T5595] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 354.654107][ T5889] loop4: detected capacity change from 0 to 32768 [ 354.666131][ T5889] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop4 scanned by syz.4.149 (5889) [ 354.673277][ T5889] BTRFS info (device loop4): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 354.675226][ T5889] BTRFS info (device loop4): using crc32c (crc32c-generic) checksum algorithm [ 354.676777][ T5889] BTRFS info (device loop4): enabling disk space caching [ 354.680456][ T5889] BTRFS info (device loop4): force clearing of disk cache [ 354.681518][ T5889] BTRFS info (device loop4): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 354.682915][ T5889] BTRFS info (device loop4): use zstd compression, level 3 [ 354.683990][ T5889] BTRFS info (device loop4): disk space caching is enabled [ 354.757763][ T5887] loop0: detected capacity change from 0 to 32768 [ 354.766030][ T5887] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.148 (5887) [ 354.793385][ T5892] loop3: detected capacity change from 0 to 32768 [ 354.800618][ T5892] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.150 (5892) [ 354.840036][ T4822] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 1970/01/01 00:05:54 executed programs: 146 [ 354.896617][ T5889] BTRFS info (device loop4): enabling ssd optimizations [ 354.900727][ T5889] BTRFS info (device loop4): rebuilding free space tree [ 354.904085][ T5889] BTRFS info (device loop4): disabling free space tree [ 354.905229][ T5889] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 354.906798][ T5889] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 354.913030][ T4395] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 16 scanned by udevd (4395) [ 354.926185][ T5908] loop3: detected capacity change from 0 to 32768 [ 354.928129][ T5908] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.153 (5908) [ 354.952947][ T5889] BTRFS info (device loop4): balance: start -s [ 354.954506][ T5889] BTRFS info (device loop4): relocating block group 1048576 flags system [ 354.973673][ T5899] loop2: detected capacity change from 0 to 32768 [ 354.978839][ T5889] BTRFS info (device loop4): balance: ended with status: 0 [ 354.997726][ T5899] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.152 (5899) [ 355.035436][ T4489] BTRFS info (device loop4): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 355.058913][ T4409] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 355.145960][ T5919] loop0: detected capacity change from 0 to 32768 [ 355.170983][ T5919] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.155 (5919) [ 355.176517][ T5919] BTRFS info (device loop0): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 355.187426][ T5919] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 355.188960][ T5919] BTRFS info (device loop0): enabling disk space caching [ 355.190945][ T5919] BTRFS info (device loop0): force clearing of disk cache [ 355.192730][ T5919] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 355.194260][ T5919] BTRFS info (device loop0): use zstd compression, level 3 [ 355.195356][ T5919] BTRFS info (device loop0): disk space caching is enabled [ 355.272644][ T5921] loop3: detected capacity change from 0 to 32768 [ 355.275320][ T5917] loop1: detected capacity change from 0 to 32768 [ 355.290979][ T5917] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.154 (5917) [ 355.293829][ T5921] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.157 (5921) [ 355.385066][ T4395] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 16 scanned by udevd (4395) [ 355.427333][ T5919] BTRFS info (device loop0): enabling ssd optimizations [ 355.429383][ T5919] BTRFS info (device loop0): rebuilding free space tree [ 355.435901][ T5919] BTRFS info (device loop0): disabling free space tree [ 355.437090][ T5919] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 355.444327][ T5919] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 355.466924][ T5925] loop2: detected capacity change from 0 to 32768 [ 355.469948][ T5925] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.158 (5925) [ 355.474816][ T5919] BTRFS info (device loop0): balance: start -s [ 355.476690][ T5919] BTRFS info (device loop0): relocating block group 1048576 flags system [ 355.499523][ T5919] BTRFS info (device loop0): balance: ended with status: 0 [ 355.556246][ T4409] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 355.610949][ T4480] BTRFS info (device loop0): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 355.721158][ T5595] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop0 scanned by udevd (5595) [ 355.758664][ T4822] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 355.794575][ T5948] loop4: detected capacity change from 0 to 32768 [ 355.840286][ T5948] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 355.868292][ T5954] loop2: detected capacity change from 0 to 32768 [ 355.883314][ T5954] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 356.056357][ T4848] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 356.076112][ T5959] loop1: detected capacity change from 0 to 32768 [ 356.119726][ T5959] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 356.181328][ T5965] loop3: detected capacity change from 0 to 32768 [ 356.206548][ T5965] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 356.358660][ T4409] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 356.438009][ T4395] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 356.459977][ T5969] loop4: detected capacity change from 0 to 32768 [ 356.470443][ T5969] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 356.486928][ T5973] loop1: detected capacity change from 0 to 32768 [ 356.487040][ T5971] loop2: detected capacity change from 0 to 32768 [ 356.494715][ T5973] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 356.500387][ T5971] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 356.651160][ T5977] loop0: detected capacity change from 0 to 32768 [ 356.668930][ T5977] BTRFS info (device loop0): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 356.670624][ T5977] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 356.672023][ T5977] BTRFS info (device loop0): enabling disk space caching [ 356.673132][ T5977] BTRFS info (device loop0): force clearing of disk cache [ 356.674247][ T5977] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 356.675772][ T5977] BTRFS info (device loop0): use zstd compression, level 3 [ 356.676971][ T5977] BTRFS info (device loop0): disk space caching is enabled [ 356.737033][ T5975] loop3: detected capacity change from 0 to 32768 [ 356.738960][ T5975] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.174 (5975) [ 356.749272][ T4822] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4822) [ 356.779436][ T4848] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 356.855792][ T5983] loop4: detected capacity change from 0 to 32768 [ 356.859352][ T5983] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.177 (5983) [ 356.881217][ T5977] BTRFS info (device loop0): enabling ssd optimizations [ 356.883362][ T5977] BTRFS info (device loop0): rebuilding free space tree [ 356.886636][ T5977] BTRFS info (device loop0): disabling free space tree [ 356.889523][ T5977] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 356.890977][ T5977] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 356.929673][ T5982] loop2: detected capacity change from 0 to 32768 [ 356.936309][ T5982] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.178 (5982) [ 356.968600][ T4395] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 356.976363][ T5977] BTRFS info (device loop0): balance: start -s [ 356.981282][ T5977] BTRFS info (device loop0): relocating block group 1048576 flags system [ 356.986427][ T5977] BTRFS info (device loop0): balance: ended with status: 0 [ 357.001203][ T6004] loop1: detected capacity change from 0 to 32768 [ 357.008648][ T6004] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.180 (6004) [ 357.111509][ T5999] loop3: detected capacity change from 0 to 32768 [ 357.114305][ T5999] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.179 (5999) [ 357.128465][ T4480] BTRFS info (device loop0): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 357.339572][ T6010] loop4: detected capacity change from 0 to 32768 [ 357.347069][ T6010] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop4 scanned by syz.4.183 (6010) [ 357.356814][ T6010] BTRFS info (device loop4): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 357.358902][ T6010] BTRFS info (device loop4): using crc32c (crc32c-generic) checksum algorithm [ 357.360257][ T6010] BTRFS info (device loop4): enabling disk space caching [ 357.361416][ T6010] BTRFS info (device loop4): force clearing of disk cache [ 357.362550][ T6010] BTRFS info (device loop4): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 357.364066][ T6010] BTRFS info (device loop4): use zstd compression, level 3 [ 357.365226][ T6010] BTRFS info (device loop4): disk space caching is enabled [ 357.368405][ T4822] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 16 scanned by udevd (4822) [ 357.399867][ T5595] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (5595) [ 357.411168][ T4409] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4409) [ 357.453849][ T6014] loop0: detected capacity change from 0 to 32768 [ 357.455556][ T6014] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.184 (6014) [ 357.591940][ T4848] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4848) [ 357.813913][ T6018] loop1: detected capacity change from 0 to 32768 [ 357.832485][ T6018] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop1 scanned by syz.1.187 (6018) [ 357.854812][ T6041] loop0: detected capacity change from 0 to 32768 [ 357.866079][ T6041] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.190 (6041) [ 357.896768][ T6030] loop3: detected capacity change from 0 to 32768 [ 357.904338][ T6030] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.188 (6030) [ 357.916249][ T6039] loop2: detected capacity change from 0 to 32768 [ 357.920794][ T6039] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.189 (6039) [ 358.009812][ T6018] _btrfs_printk: 16 callbacks suppressed [ 358.009828][ T6018] BTRFS info (device loop1): enabling ssd optimizations [ 358.012240][ T6018] BTRFS info (device loop1): rebuilding free space tree [ 358.020241][ T6018] BTRFS info (device loop1): disabling free space tree [ 358.021359][ T6018] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 358.022846][ T6018] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 358.032228][ T6044] loop4: detected capacity change from 0 to 32768 [ 358.033835][ T6044] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.191 (6044) [ 358.038832][ T6018] BTRFS info (device loop1): balance: start -s [ 358.040534][ T6018] BTRFS info (device loop1): relocating block group 1048576 flags system [ 358.044919][ T6018] BTRFS info (device loop1): balance: ended with status: 0 [ 358.101037][ T4395] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 358.220617][ T4481] BTRFS info (device loop1): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 358.286253][ T4822] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop2 scanned by udevd (4822) [ 358.401498][ T4409] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 358.465311][ T6071] loop4: detected capacity change from 0 to 32768 [ 358.477928][ T4848] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 358.487381][ T6071] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 358.554736][ T6075] loop0: detected capacity change from 0 to 32768 [ 358.580744][ T6075] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 358.616725][ T6077] loop3: detected capacity change from 0 to 32768 [ 358.625522][ T6077] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 358.845522][ T6083] loop4: detected capacity change from 0 to 32768 [ 358.855119][ T6083] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 358.980418][ T6085] loop0: detected capacity change from 0 to 32768 [ 358.993586][ T6088] loop3: detected capacity change from 0 to 32768 [ 358.995513][ T6089] loop1: detected capacity change from 0 to 32768 [ 358.997075][ T6085] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 359.008739][ T6088] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 359.011460][ T6089] BTRFS info (device loop1): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 359.013085][ T6089] BTRFS info (device loop1): using crc32c (crc32c-generic) checksum algorithm [ 359.014506][ T6089] BTRFS info (device loop1): enabling disk space caching [ 359.022489][ T6089] BTRFS info (device loop1): force clearing of disk cache [ 359.023647][ T6089] BTRFS info (device loop1): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 359.025176][ T6089] BTRFS info (device loop1): use zstd compression, level 3 [ 359.032888][ T6089] BTRFS info (device loop1): disk space caching is enabled [ 359.049136][ T6091] loop2: detected capacity change from 0 to 32768 [ 359.054148][ T6091] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.205 (6091) [ 359.069913][ T4395] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 359.204895][ T6089] BTRFS info (device loop1): enabling ssd optimizations [ 359.206374][ T6089] BTRFS info (device loop1): rebuilding free space tree [ 359.215154][ T6089] BTRFS info (device loop1): disabling free space tree [ 359.216342][ T6089] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 359.225077][ T6089] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 359.228733][ T6094] loop4: detected capacity change from 0 to 32768 [ 359.231002][ T6094] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.207 (6094) [ 359.268933][ T6089] BTRFS info (device loop1): balance: start -s [ 359.270443][ T6089] BTRFS info (device loop1): relocating block group 1048576 flags system [ 359.299882][ T6089] BTRFS info (device loop1): balance: ended with status: 0 [ 359.332900][ T6116] loop2: detected capacity change from 0 to 32768 [ 359.334540][ T6116] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.209 (6116) [ 359.370581][ T4481] BTRFS info (device loop1): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 359.473131][ T6107] loop0: detected capacity change from 0 to 32768 [ 359.478457][ T6107] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.208 (6107) [ 359.494437][ T6107] BTRFS info (device loop0): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 359.496109][ T6107] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 359.497821][ T6107] BTRFS info (device loop0): enabling disk space caching [ 359.500781][ T6107] BTRFS info (device loop0): force clearing of disk cache [ 359.501980][ T6107] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 359.503486][ T6107] BTRFS info (device loop0): use zstd compression, level 3 [ 359.504743][ T6107] BTRFS info (device loop0): disk space caching is enabled [ 359.531704][ T4409] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 16 scanned by udevd (4409) [ 359.550988][ T5595] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by udevd (5595) [ 359.643914][ T6125] loop1: detected capacity change from 0 to 32768 [ 359.649766][ T4848] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4848) [ 359.655807][ T6125] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.212 (6125) [ 359.663491][ T6118] loop4: detected capacity change from 0 to 32768 [ 359.666159][ T6118] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.210 (6118) [ 359.689678][ T6107] BTRFS info (device loop0): enabling ssd optimizations [ 359.691277][ T6107] BTRFS info (device loop0): rebuilding free space tree [ 359.694337][ T6107] BTRFS info (device loop0): disabling free space tree [ 359.695492][ T6107] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 359.697038][ T6107] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 359.727685][ T4409] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 359.795507][ T6107] BTRFS info (device loop0): balance: start -s [ 359.797004][ T6107] BTRFS info (device loop0): relocating block group 1048576 flags system [ 359.805212][ T6107] BTRFS info (device loop0): balance: ended with status: 0 [ 359.887783][ T4480] BTRFS info (device loop0): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 1970/01/01 00:05:59 executed programs: 212 [ 360.017155][ T4395] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop0 scanned by udevd (4395) [ 360.066878][ T6146] loop3: detected capacity change from 0 to 32768 [ 360.086278][ T6146] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 360.102424][ T6148] loop1: detected capacity change from 0 to 32768 [ 360.107542][ T6148] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 360.124547][ T6150] loop4: detected capacity change from 0 to 32768 [ 360.128398][ T6150] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 360.170692][ T4822] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 360.184757][ T4409] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 360.253613][ T5595] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 360.319413][ T6154] loop0: detected capacity change from 0 to 32768 [ 360.341818][ T6154] BTRFS info (device loop0): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 360.347635][ T6154] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 360.349163][ T6154] BTRFS info (device loop0): enabling disk space caching [ 360.350325][ T6154] BTRFS info (device loop0): force clearing of disk cache [ 360.351503][ T6154] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 360.353371][ T6154] BTRFS info (device loop0): use zstd compression, level 3 [ 360.377331][ T6154] BTRFS info (device loop0): disk space caching is enabled [ 360.436496][ T6161] loop4: detected capacity change from 0 to 32768 [ 360.444167][ T6161] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.222 (6161) [ 360.473709][ T4848] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4848) [ 360.476300][ T6163] loop2: detected capacity change from 0 to 32768 [ 360.483726][ T6163] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.223 (6163) [ 360.508954][ T6159] loop1: detected capacity change from 0 to 32768 [ 360.510662][ T6159] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.221 (6159) [ 360.529952][ T6154] BTRFS info (device loop0): enabling ssd optimizations [ 360.533677][ T6154] BTRFS info (device loop0): rebuilding free space tree [ 360.536410][ T6154] BTRFS info (device loop0): disabling free space tree [ 360.537632][ T6154] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 360.539341][ T6154] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 360.545787][ T6154] BTRFS info (device loop0): balance: start -s [ 360.547954][ T6154] BTRFS info (device loop0): relocating block group 1048576 flags system [ 360.554203][ T6154] BTRFS info (device loop0): balance: ended with status: 0 [ 360.677614][ T4480] BTRFS info (device loop0): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 360.826358][ T6180] loop3: detected capacity change from 0 to 32768 [ 360.830342][ T6180] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop3 scanned by syz.3.224 (6180) [ 360.837756][ T6180] BTRFS info (device loop3): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 360.839373][ T6180] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 360.840659][ T6180] BTRFS info (device loop3): enabling disk space caching [ 360.841752][ T6180] BTRFS info (device loop3): force clearing of disk cache [ 360.842970][ T6180] BTRFS info (device loop3): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 360.844542][ T6180] BTRFS info (device loop3): use zstd compression, level 3 [ 360.860196][ T6180] BTRFS info (device loop3): disk space caching is enabled [ 360.875502][ T6187] loop4: detected capacity change from 0 to 32768 [ 360.881888][ T4395] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 16 scanned by udevd (4395) [ 360.887620][ T6187] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.226 (6187) [ 360.920819][ T6184] loop1: detected capacity change from 0 to 32768 [ 360.922508][ T6184] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.225 (6184) [ 360.960345][ T5595] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 360.979183][ T6191] loop0: detected capacity change from 0 to 32768 [ 360.981230][ T6191] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.227 (6191) [ 361.011420][ T6189] loop2: detected capacity change from 0 to 32768 [ 361.013115][ T6189] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.228 (6189) [ 361.048551][ T4395] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 361.081785][ T4409] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 361.135435][ T6180] BTRFS info (device loop3): enabling ssd optimizations [ 361.137031][ T6180] BTRFS info (device loop3): rebuilding free space tree [ 361.140802][ T6180] BTRFS info (device loop3): disabling free space tree [ 361.141921][ T6180] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 361.143465][ T6180] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 361.194539][ T6180] BTRFS info (device loop3): balance: start -s [ 361.196111][ T6180] BTRFS info (device loop3): relocating block group 1048576 flags system [ 361.208808][ T6180] BTRFS info (device loop3): balance: ended with status: 0 [ 361.298066][ T4487] BTRFS info (device loop3): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 361.321699][ T6207] loop4: detected capacity change from 0 to 32768 [ 361.338280][ T6207] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop4 scanned by syz.4.229 (6207) [ 361.351429][ T6207] BTRFS info (device loop4): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 361.353095][ T6207] BTRFS info (device loop4): using crc32c (crc32c-generic) checksum algorithm [ 361.354486][ T6207] BTRFS info (device loop4): enabling disk space caching [ 361.355594][ T6207] BTRFS info (device loop4): force clearing of disk cache [ 361.356653][ T6207] BTRFS info (device loop4): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 361.365899][ T6206] loop1: detected capacity change from 0 to 32768 [ 361.380243][ T6207] BTRFS info (device loop4): use zstd compression, level 3 [ 361.382504][ T6207] BTRFS info (device loop4): disk space caching is enabled [ 361.384911][ T6206] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.230 (6206) [ 361.412441][ T6213] loop0: detected capacity change from 0 to 32768 [ 361.414126][ T6213] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.231 (6213) [ 361.512627][ T6207] BTRFS info (device loop4): enabling ssd optimizations [ 361.514314][ T6207] BTRFS info (device loop4): rebuilding free space tree [ 361.521809][ T6207] BTRFS info (device loop4): disabling free space tree [ 361.523007][ T6207] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 361.524588][ T6207] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 361.531285][ T6225] loop3: detected capacity change from 0 to 32768 [ 361.533081][ T6225] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.233 (6225) [ 361.544699][ T6218] loop2: detected capacity change from 0 to 32768 [ 361.554307][ T6207] BTRFS info (device loop4): balance: start -s [ 361.556937][ T6218] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.232 (6218) [ 361.558171][ T6207] BTRFS info (device loop4): relocating block group 1048576 flags system [ 361.592052][ T6207] BTRFS info (device loop4): balance: ended with status: 0 [ 361.627300][ T4848] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 361.720515][ T4489] BTRFS info (device loop4): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 361.756293][ T6238] loop1: detected capacity change from 0 to 32768 [ 361.789614][ T6238] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop1 scanned by syz.1.234 (6238) [ 361.797652][ T6238] BTRFS info (device loop1): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 361.799279][ T6238] BTRFS info (device loop1): using crc32c (crc32c-generic) checksum algorithm [ 361.800685][ T6238] BTRFS info (device loop1): enabling disk space caching [ 361.801789][ T6238] BTRFS info (device loop1): force clearing of disk cache [ 361.831958][ T6238] BTRFS info (device loop1): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 361.833627][ T6238] BTRFS info (device loop1): use zstd compression, level 3 [ 361.834751][ T6238] BTRFS info (device loop1): disk space caching is enabled [ 361.840804][ T6241] loop0: detected capacity change from 0 to 32768 [ 361.847114][ T5595] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 16 scanned by udevd (5595) [ 361.856590][ T4409] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4409) [ 361.860752][ T6241] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.235 (6241) [ 362.012820][ T6246] loop3: detected capacity change from 0 to 32768 [ 362.021333][ T6246] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.237 (6246) [ 362.027364][ T6238] BTRFS info (device loop1): enabling ssd optimizations [ 362.028869][ T6238] BTRFS info (device loop1): rebuilding free space tree [ 362.032310][ T6238] BTRFS info (device loop1): disabling free space tree [ 362.033394][ T6238] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 362.064103][ T6259] loop2: detected capacity change from 0 to 32768 [ 362.067499][ T6259] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.240 (6259) [ 362.137297][ T4848] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 362.165590][ T6248] loop4: detected capacity change from 0 to 32768 [ 362.167296][ T6248] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.238 (6248) [ 362.235111][ T4822] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by udevd (4822) [ 362.423789][ T6272] loop2: detected capacity change from 0 to 32768 [ 362.453861][ T6276] loop3: detected capacity change from 0 to 32768 [ 362.475353][ T6278] loop1: detected capacity change from 0 to 32768 [ 362.480245][ T6278] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.243 (6278) [ 362.486129][ T6276] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.244 (6276) [ 362.530415][ T4395] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 362.607753][ T6280] loop4: detected capacity change from 0 to 32768 [ 362.615003][ T6280] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.245 (6280) [ 362.946910][ T6302] loop1: detected capacity change from 0 to 32768 [ 362.960129][ T6302] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop1 scanned by syz.1.248 (6302) [ 363.021804][ T4848] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4848) [ 363.053121][ T6311] loop4: detected capacity change from 0 to 32768 [ 363.062952][ T6311] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.251 (6311) [ 363.169521][ T6302] _btrfs_printk: 28 callbacks suppressed [ 363.169537][ T6302] BTRFS info (device loop1): enabling ssd optimizations [ 363.171942][ T6302] BTRFS info (device loop1): rebuilding free space tree [ 363.175601][ T6302] BTRFS info (device loop1): disabling free space tree [ 363.176747][ T6302] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 363.178377][ T6302] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 363.195724][ T6327] loop0: detected capacity change from 0 to 32768 [ 363.200171][ T6327] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.254 (6327) [ 363.212531][ T6302] BTRFS info (device loop1): balance: start -s [ 363.214043][ T6302] BTRFS info (device loop1): relocating block group 1048576 flags system [ 363.252203][ T6302] BTRFS info (device loop1): balance: ended with status: 0 [ 363.329767][ T4481] BTRFS info (device loop1): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 363.399039][ T4395] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop2 scanned by udevd (4395) [ 363.430627][ T6324] loop3: detected capacity change from 0 to 32768 [ 363.437532][ T6324] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 363.659447][ T6339] loop0: detected capacity change from 0 to 32768 [ 363.670253][ T4409] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 363.699460][ T6339] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 363.790616][ T6348] loop4: detected capacity change from 0 to 32768 [ 363.797888][ T6348] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 363.833750][ T4848] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 363.970153][ T4822] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 364.082525][ T6355] loop3: detected capacity change from 0 to 32768 [ 364.087621][ T6355] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 364.138440][ T6357] loop2: detected capacity change from 0 to 32768 [ 364.147471][ T6357] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 364.171713][ T6359] loop4: detected capacity change from 0 to 32768 [ 364.175723][ T6359] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 364.288808][ T4395] blk_print_req_error: 1 callbacks suppressed [ 364.288823][ T4395] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 364.340459][ T6363] loop0: detected capacity change from 0 to 32768 [ 364.357462][ T6363] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 364.427323][ T4848] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 364.518367][ T6365] loop3: detected capacity change from 0 to 32768 [ 364.522508][ T6365] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 364.568068][ T6367] loop4: detected capacity change from 0 to 32768 [ 364.569700][ T6367] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 364.634548][ T6371] loop1: detected capacity change from 0 to 32768 [ 364.637844][ T6369] loop2: detected capacity change from 0 to 32768 [ 364.647950][ T6369] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 364.650609][ T6371] BTRFS info (device loop1): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 364.652209][ T6371] BTRFS info (device loop1): using crc32c (crc32c-generic) checksum algorithm [ 364.653483][ T6371] BTRFS info (device loop1): enabling disk space caching [ 364.668868][ T6371] BTRFS info (device loop1): force clearing of disk cache [ 364.670002][ T6371] BTRFS info (device loop1): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 364.671467][ T6371] BTRFS info (device loop1): use zstd compression, level 3 [ 364.672687][ T6371] BTRFS info (device loop1): disk space caching is enabled [ 364.733621][ T6373] loop0: detected capacity change from 0 to 32768 [ 364.735369][ T6373] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.272 (6373) [ 364.787811][ T4848] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 364.822574][ T4409] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4409) [ 364.911049][ T6377] loop4: detected capacity change from 0 to 32768 [ 364.923049][ T6377] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.274 (6377) [ 364.948212][ T6379] loop2: detected capacity change from 0 to 32768 [ 364.949889][ T6379] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.275 (6379) 1970/01/01 00:06:04 executed programs: 271 [ 365.000086][ T6371] BTRFS info (device loop1): enabling ssd optimizations [ 365.001954][ T6371] BTRFS info (device loop1): rebuilding free space tree [ 365.005719][ T6371] BTRFS info (device loop1): disabling free space tree [ 365.006801][ T6371] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 365.027270][ T6371] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 365.047381][ T5595] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 365.057061][ T6393] loop3: detected capacity change from 0 to 32768 [ 365.081441][ T6393] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.277 (6393) [ 365.115138][ T6371] BTRFS info (device loop1): balance: start -s [ 365.116631][ T6371] BTRFS info (device loop1): relocating block group 1048576 flags system [ 365.123215][ T6371] BTRFS info (device loop1): balance: ended with status: 0 [ 365.210495][ T6389] loop0: detected capacity change from 0 to 32768 [ 365.217559][ T6389] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.276 (6389) [ 365.227933][ T4481] BTRFS info (device loop1): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 365.388167][ T6404] loop2: detected capacity change from 0 to 32768 [ 365.390242][ T6404] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop2 scanned by syz.2.279 (6404) [ 365.393736][ T6404] BTRFS info (device loop2): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 365.395286][ T6404] BTRFS info (device loop2): using crc32c (crc32c-generic) checksum algorithm [ 365.396532][ T6404] BTRFS info (device loop2): enabling disk space caching [ 365.397735][ T6404] BTRFS info (device loop2): force clearing of disk cache [ 365.398887][ T6404] BTRFS info (device loop2): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 365.410657][ T6404] BTRFS info (device loop2): use zstd compression, level 3 [ 365.411812][ T6404] BTRFS info (device loop2): disk space caching is enabled [ 365.464361][ T4848] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4848) [ 365.525438][ T4395] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by udevd (4395) [ 365.550454][ T6415] loop3: detected capacity change from 0 to 32768 [ 365.554976][ T6415] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.284 (6415) [ 365.558055][ T6404] BTRFS info (device loop2): enabling ssd optimizations [ 365.563340][ T6404] BTRFS info (device loop2): rebuilding free space tree [ 365.566198][ T6404] BTRFS info (device loop2): disabling free space tree [ 365.568122][ T6404] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 365.569733][ T6404] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 365.608380][ T6404] BTRFS info (device loop2): balance: start -s [ 365.609874][ T6404] BTRFS info (device loop2): relocating block group 1048576 flags system [ 365.628122][ T6404] BTRFS info (device loop2): balance: ended with status: 0 [ 365.669598][ T6409] loop4: detected capacity change from 0 to 32768 [ 365.692600][ T6409] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.282 (6409) [ 365.715032][ T6411] loop0: detected capacity change from 0 to 32768 [ 365.720159][ T6411] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.283 (6411) [ 365.722892][ T4491] BTRFS info (device loop2): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 365.819617][ T4395] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 365.954882][ T5595] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop2 scanned by udevd (5595) [ 365.983021][ T6436] loop1: detected capacity change from 0 to 32768 [ 366.081093][ T4848] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 366.082950][ T6436] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 366.102065][ T4409] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 366.112678][ T6442] loop4: detected capacity change from 0 to 32768 [ 366.166611][ T6442] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 366.210038][ T6444] loop3: detected capacity change from 0 to 32768 [ 366.219231][ T6444] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 366.242097][ T4822] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 366.370699][ T6447] loop0: detected capacity change from 0 to 32768 [ 366.372837][ T6447] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 366.428319][ T6449] loop1: detected capacity change from 0 to 32768 [ 366.430074][ T6449] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 366.673352][ T6455] loop3: detected capacity change from 0 to 32768 [ 366.687552][ T6455] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 366.732130][ T4395] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 366.742565][ T6459] loop4: detected capacity change from 0 to 32768 [ 366.744165][ T6459] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 366.757469][ T4848] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 366.784003][ T6461] loop1: detected capacity change from 0 to 32768 [ 366.802931][ T6463] loop0: detected capacity change from 0 to 32768 [ 366.814935][ T6461] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 366.830591][ T6463] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 366.946807][ T6465] loop2: detected capacity change from 0 to 32768 [ 366.959950][ T6465] BTRFS info (device loop2): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 366.961542][ T6465] BTRFS info (device loop2): using crc32c (crc32c-generic) checksum algorithm [ 366.963050][ T6465] BTRFS info (device loop2): enabling disk space caching [ 366.964078][ T6465] BTRFS info (device loop2): force clearing of disk cache [ 366.975611][ T6465] BTRFS info (device loop2): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 366.977059][ T6465] BTRFS info (device loop2): use zstd compression, level 3 [ 366.985744][ T6465] BTRFS info (device loop2): disk space caching is enabled [ 367.040850][ T4409] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4409) [ 367.074387][ T6470] loop1: detected capacity change from 0 to 32768 [ 367.082425][ T6470] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.302 (6470) [ 367.084369][ T5595] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (5595) [ 367.124896][ T6471] loop0: detected capacity change from 0 to 32768 [ 367.127048][ T6471] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.303 (6471) [ 367.146469][ T6467] loop3: detected capacity change from 0 to 32768 [ 367.148497][ T6467] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.301 (6467) [ 367.176769][ T6473] loop4: detected capacity change from 0 to 32768 [ 367.193162][ T6473] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.304 (6473) [ 367.211407][ T6465] BTRFS info (device loop2): enabling ssd optimizations [ 367.215724][ T6465] BTRFS info (device loop2): rebuilding free space tree [ 367.218833][ T6465] BTRFS info (device loop2): disabling free space tree [ 367.219973][ T6465] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 367.221664][ T6465] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 367.236608][ T6465] BTRFS info (device loop2): balance: start -s [ 367.250077][ T6465] BTRFS info (device loop2): relocating block group 1048576 flags system [ 367.258996][ T5595] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 367.269415][ T6465] BTRFS info (device loop2): balance: ended with status: 0 [ 367.285802][ T4848] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 367.417690][ T4491] BTRFS info (device loop2): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 367.445055][ T4395] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4395) [ 367.485908][ T6494] loop1: detected capacity change from 0 to 32768 [ 367.512151][ T6494] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop1 scanned by syz.1.306 (6494) [ 367.515383][ T6494] BTRFS info (device loop1): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 367.517079][ T6494] BTRFS info (device loop1): using crc32c (crc32c-generic) checksum algorithm [ 367.524452][ T6494] BTRFS info (device loop1): enabling disk space caching [ 367.525687][ T6494] BTRFS info (device loop1): force clearing of disk cache [ 367.526767][ T6494] BTRFS info (device loop1): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 367.531325][ T6494] BTRFS info (device loop1): use zstd compression, level 3 [ 367.532530][ T6494] BTRFS info (device loop1): disk space caching is enabled [ 367.552974][ T6496] loop4: detected capacity change from 0 to 32768 [ 367.556110][ T6496] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.307 (6496) [ 367.601800][ T6498] loop0: detected capacity change from 0 to 32768 [ 367.603346][ T6498] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.308 (6498) [ 367.695624][ T5595] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 367.702902][ T6494] BTRFS info (device loop1): enabling ssd optimizations [ 367.704516][ T6494] BTRFS info (device loop1): rebuilding free space tree [ 367.707209][ T6494] BTRFS info (device loop1): disabling free space tree [ 367.717600][ T6494] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 367.718998][ T6494] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 367.730752][ T6509] loop2: detected capacity change from 0 to 32768 [ 367.737542][ T6509] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.309 (6509) [ 367.758266][ T4848] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by udevd (4848) [ 367.771576][ T6494] BTRFS info (device loop1): balance: start -s [ 367.773124][ T6494] BTRFS info (device loop1): relocating block group 1048576 flags system [ 367.778796][ T6494] BTRFS info (device loop1): balance: ended with status: 0 [ 367.830593][ T4822] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 367.914002][ T4481] BTRFS info (device loop1): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 367.969685][ T6505] loop4: detected capacity change from 0 to 32768 [ 367.972328][ T6505] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop4 scanned by syz.4.311 (6505) [ 367.982521][ T6514] loop3: detected capacity change from 0 to 32768 [ 367.989916][ T6505] BTRFS info (device loop4): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 367.991585][ T6505] BTRFS info (device loop4): using crc32c (crc32c-generic) checksum algorithm [ 367.993042][ T6505] BTRFS info (device loop4): enabling disk space caching [ 367.994322][ T6505] BTRFS info (device loop4): force clearing of disk cache [ 367.995396][ T6505] BTRFS info (device loop4): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 367.996960][ T6505] BTRFS info (device loop4): use zstd compression, level 3 [ 367.999239][ T6514] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.310 (6514) [ 368.004448][ T6505] BTRFS info (device loop4): disk space caching is enabled [ 368.034525][ T6524] loop0: detected capacity change from 0 to 32768 [ 368.043113][ T6524] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.312 (6524) [ 368.132434][ T6526] loop2: detected capacity change from 0 to 32768 [ 368.152129][ T6526] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.314 (6526) [ 368.266527][ T6505] BTRFS info (device loop4): enabling ssd optimizations [ 368.275637][ T6547] loop0: detected capacity change from 0 to 32768 [ 368.277279][ T6505] BTRFS info (device loop4): rebuilding free space tree [ 368.281083][ T6505] BTRFS info (device loop4): disabling free space tree [ 368.282283][ T6505] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 368.283826][ T6505] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 368.286070][ T6547] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.316 (6547) [ 368.334740][ T6505] BTRFS info (device loop4): balance: start -s [ 368.336758][ T6505] BTRFS info (device loop4): relocating block group 1048576 flags system [ 368.344438][ T6505] BTRFS info (device loop4): balance: ended with status: 0 [ 368.372687][ T5595] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (5595) [ 368.427201][ T4489] BTRFS info (device loop4): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 368.470709][ T6540] loop3: detected capacity change from 0 to 32768 [ 368.485003][ T4822] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop2 scanned by udevd (4822) [ 368.592671][ T6556] loop0: detected capacity change from 0 to 32768 [ 368.611874][ T6540] BTRFS info (device loop3): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 368.613652][ T6540] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 368.615000][ T6540] BTRFS info (device loop3): enabling disk space caching [ 368.616101][ T6540] BTRFS info (device loop3): force clearing of disk cache [ 368.627324][ T6540] BTRFS info (device loop3): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 368.628855][ T6540] BTRFS info (device loop3): use zstd compression, level 3 [ 368.633720][ T6540] BTRFS info (device loop3): disk space caching is enabled [ 368.638576][ T4848] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 16 scanned by udevd (4848) [ 368.640437][ T6556] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.319 (6556) [ 368.730737][ T6558] loop4: detected capacity change from 0 to 32768 [ 368.743464][ T6558] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.320 (6558) [ 368.822102][ T6562] loop1: detected capacity change from 0 to 32768 [ 368.824085][ T6562] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.322 (6562) [ 368.846203][ T6540] BTRFS info (device loop3): enabling ssd optimizations [ 368.850259][ T6540] BTRFS info (device loop3): rebuilding free space tree [ 368.854604][ T6540] BTRFS info (device loop3): disabling free space tree [ 368.855761][ T6540] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 368.857642][ T6540] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 368.875837][ T6540] BTRFS info (device loop3): balance: start -s [ 368.878021][ T6540] BTRFS info (device loop3): relocating block group 1048576 flags system [ 368.910982][ T6540] BTRFS info (device loop3): balance: ended with status: 0 [ 369.011672][ T4487] BTRFS info (device loop3): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 369.119423][ T6579] loop0: detected capacity change from 0 to 32768 [ 369.135340][ T6579] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.323 (6579) [ 369.149038][ T6581] loop4: detected capacity change from 0 to 32768 [ 369.150380][ T6579] BTRFS info (device loop0): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 369.151938][ T6579] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 369.153451][ T6579] BTRFS info (device loop0): enabling disk space caching [ 369.154577][ T6579] BTRFS info (device loop0): force clearing of disk cache [ 369.155773][ T6579] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 369.163659][ T6581] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.324 (6581) [ 369.173696][ T6579] BTRFS info (device loop0): use zstd compression, level 3 [ 369.174853][ T6579] BTRFS info (device loop0): disk space caching is enabled [ 369.208858][ T6587] loop2: detected capacity change from 0 to 32768 [ 369.221058][ T6587] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.325 (6587) [ 369.236993][ T6589] loop1: detected capacity change from 0 to 32768 [ 369.245246][ T6589] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.326 (6589) [ 369.261516][ T4395] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 16 scanned by udevd (4395) [ 369.325505][ T6579] BTRFS info (device loop0): enabling ssd optimizations [ 369.327164][ T6579] BTRFS info (device loop0): rebuilding free space tree [ 369.329993][ T6579] BTRFS info (device loop0): disabling free space tree [ 369.331134][ T6579] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 369.332622][ T6579] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 369.369764][ T6579] BTRFS info (device loop0): balance: start -s [ 369.371371][ T6579] BTRFS info (device loop0): relocating block group 1048576 flags system [ 369.380936][ T6579] BTRFS info (device loop0): balance: ended with status: 0 [ 369.420113][ T6607] loop4: detected capacity change from 0 to 32768 [ 369.421961][ T6607] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.328 (6607) [ 369.487490][ T4480] BTRFS info (device loop0): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 369.644034][ T6611] loop3: detected capacity change from 0 to 32768 [ 369.677345][ T6611] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop3 scanned by syz.3.329 (6611) [ 369.683877][ T6611] BTRFS info (device loop3): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 369.685541][ T6611] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 369.685691][ T6616] loop1: detected capacity change from 0 to 32768 [ 369.686955][ T6611] BTRFS info (device loop3): enabling disk space caching [ 369.693549][ T6616] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.330 (6616) [ 369.697977][ T6611] BTRFS info (device loop3): force clearing of disk cache [ 369.699104][ T6611] BTRFS info (device loop3): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 369.700585][ T6611] BTRFS info (device loop3): use zstd compression, level 3 [ 369.701693][ T6611] BTRFS info (device loop3): disk space caching is enabled [ 369.719681][ T6614] loop2: detected capacity change from 0 to 32768 [ 369.721737][ T6614] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.331 (6614) [ 369.758775][ T6619] loop0: detected capacity change from 0 to 32768 [ 369.771303][ T6619] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.332 (6619) [ 369.779537][ T6621] loop4: detected capacity change from 0 to 32768 [ 369.781298][ T6621] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.333 (6621) [ 369.811770][ T4409] blk_print_req_error: 3 callbacks suppressed [ 369.811788][ T4409] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 369.887074][ T6611] BTRFS info (device loop3): enabling ssd optimizations [ 369.892015][ T6611] BTRFS info (device loop3): rebuilding free space tree [ 369.896401][ T6611] BTRFS info (device loop3): disabling free space tree [ 369.897859][ T6611] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 369.899326][ T6611] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 369.924846][ T6636] loop1: detected capacity change from 0 to 32768 [ 369.928269][ T6636] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.335 (6636) [ 369.947353][ T4848] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 1970/01/01 00:06:09 executed programs: 330 [ 369.992722][ T6611] BTRFS info (device loop3): balance: start -s [ 369.994266][ T6611] BTRFS info (device loop3): relocating block group 1048576 flags system [ 370.008745][ T6611] BTRFS info (device loop3): balance: ended with status: 0 [ 370.115949][ T4487] BTRFS info (device loop3): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 370.213508][ T4822] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop1 scanned by udevd (4822) [ 370.229395][ T6643] loop2: detected capacity change from 0 to 32768 [ 370.231915][ T6643] BTRFS info (device loop2): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 370.239943][ T6643] BTRFS info (device loop2): using crc32c (crc32c-generic) checksum algorithm [ 370.241506][ T6643] BTRFS info (device loop2): enabling disk space caching [ 370.242603][ T6643] BTRFS info (device loop2): force clearing of disk cache [ 370.251625][ T6643] BTRFS info (device loop2): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 370.253185][ T6643] BTRFS info (device loop2): use zstd compression, level 3 [ 370.255901][ T6648] loop4: detected capacity change from 0 to 32768 [ 370.263136][ T6643] BTRFS info (device loop2): disk space caching is enabled [ 370.271229][ T6648] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.338 (6648) [ 370.428969][ T4395] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (4395) [ 370.486258][ T6643] BTRFS info (device loop2): enabling ssd optimizations [ 370.487904][ T6643] BTRFS info (device loop2): rebuilding free space tree [ 370.491332][ T6643] BTRFS info (device loop2): disabling free space tree [ 370.492478][ T6643] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 370.494091][ T6643] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 370.499977][ T6651] loop3: detected capacity change from 0 to 32768 [ 370.501598][ T6651] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.339 (6651) [ 370.532080][ T6643] BTRFS info (device loop2): balance: start -s [ 370.533620][ T6643] BTRFS info (device loop2): relocating block group 1048576 flags system [ 370.541235][ T6643] BTRFS info (device loop2): balance: ended with status: 0 [ 370.571755][ T6653] loop0: detected capacity change from 0 to 32768 [ 370.577635][ T5595] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 370.596517][ T4491] BTRFS info (device loop2): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 370.632037][ T6657] loop1: detected capacity change from 0 to 32768 [ 370.657402][ T4848] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by udevd (4848) [ 370.659329][ T6653] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.340 (6653) [ 370.663023][ T6657] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop1 scanned by syz.1.341 (6657) [ 370.665901][ T6657] BTRFS info (device loop1): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 370.667736][ T6657] BTRFS info (device loop1): using crc32c (crc32c-generic) checksum algorithm [ 370.669174][ T6657] BTRFS info (device loop1): enabling disk space caching [ 370.670246][ T6657] BTRFS info (device loop1): force clearing of disk cache [ 370.672127][ T4409] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 16 scanned by udevd (4409) [ 370.687936][ T6657] BTRFS info (device loop1): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 370.689506][ T6657] BTRFS info (device loop1): use zstd compression, level 3 [ 370.690700][ T6657] BTRFS info (device loop1): disk space caching is enabled [ 370.726163][ T6675] loop4: detected capacity change from 0 to 32768 [ 370.737910][ T6675] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.343 (6675) [ 370.878691][ T6692] loop0: detected capacity change from 0 to 32768 [ 370.881092][ T6692] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.346 (6692) [ 370.894992][ T6657] BTRFS info (device loop1): enabling ssd optimizations [ 370.896573][ T6657] BTRFS info (device loop1): rebuilding free space tree [ 370.902138][ T6657] BTRFS info (device loop1): disabling free space tree [ 370.903223][ T6657] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 370.904723][ T6657] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 370.941648][ T6657] BTRFS info (device loop1): balance: start -s [ 370.943251][ T6657] BTRFS info (device loop1): relocating block group 1048576 flags system [ 370.954148][ T4395] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 370.980500][ T6657] BTRFS info (device loop1): balance: ended with status: 0 [ 370.998847][ T6679] loop3: detected capacity change from 0 to 32768 [ 371.009897][ T6679] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.345 (6679) [ 371.014361][ T6682] loop2: detected capacity change from 0 to 32768 [ 371.029693][ T6682] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.344 (6682) [ 371.067692][ T4481] BTRFS info (device loop1): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 371.169447][ T4409] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop1 scanned by udevd (4409) [ 371.180787][ T6700] loop4: detected capacity change from 0 to 32768 [ 371.191210][ T6700] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 371.317163][ T6705] loop0: detected capacity change from 0 to 32768 [ 371.326993][ T6705] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 371.368751][ T4395] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 371.414826][ T6710] loop2: detected capacity change from 0 to 32768 [ 371.419920][ T6710] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 371.481247][ T4822] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 371.493271][ T5595] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 371.564704][ T4848] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 371.659795][ T6715] loop3: detected capacity change from 0 to 32768 [ 371.667599][ T6715] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 371.687921][ T2061] ieee802154 phy0 wpan0: encryption failed: -22 [ 371.689095][ T2061] ieee802154 phy1 wpan1: encryption failed: -22 [ 371.693779][ T6717] loop0: detected capacity change from 0 to 32768 [ 371.730443][ T6717] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 371.802226][ T6723] loop2: detected capacity change from 0 to 32768 [ 371.811185][ T6723] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 371.828712][ T6722] loop4: detected capacity change from 0 to 32768 [ 371.842282][ T6722] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 371.963814][ T4395] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 371.965523][ T4822] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 372.106736][ T6727] loop3: detected capacity change from 0 to 32768 [ 372.127536][ T6727] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 372.133930][ T6729] loop1: detected capacity change from 0 to 32768 [ 372.141061][ T6729] BTRFS info (device loop1): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 372.142654][ T6729] BTRFS info (device loop1): using crc32c (crc32c-generic) checksum algorithm [ 372.143979][ T6729] BTRFS info (device loop1): enabling disk space caching [ 372.145090][ T6729] BTRFS info (device loop1): force clearing of disk cache [ 372.146167][ T6729] BTRFS info (device loop1): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 372.160292][ T6729] BTRFS info (device loop1): use zstd compression, level 3 [ 372.162623][ T6729] BTRFS info (device loop1): disk space caching is enabled [ 372.204288][ T5595] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 372.206660][ T6731] loop2: detected capacity change from 0 to 32768 [ 372.214852][ T6731] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.361 (6731) [ 372.251832][ T6733] loop4: detected capacity change from 0 to 32768 [ 372.287418][ T4822] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 372.293300][ T6733] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.362 (6733) [ 372.339404][ T6735] loop0: detected capacity change from 0 to 32768 [ 372.342204][ T6735] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.363 (6735) [ 372.427157][ T6729] BTRFS info (device loop1): enabling ssd optimizations [ 372.428866][ T6729] BTRFS info (device loop1): rebuilding free space tree [ 372.431655][ T6729] BTRFS info (device loop1): disabling free space tree [ 372.432929][ T6729] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 372.588203][ T6741] loop3: detected capacity change from 0 to 32768 [ 372.594999][ T6741] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.364 (6741) [ 372.623428][ T4848] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by udevd (4848) [ 372.689788][ T6758] loop2: detected capacity change from 0 to 32768 [ 372.691449][ T5595] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 372.695501][ T6758] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop2 scanned by syz.2.367 (6758) [ 372.705688][ T6751] loop4: detected capacity change from 0 to 32768 [ 372.728562][ T6751] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.365 (6751) [ 372.805781][ T4395] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (4395) [ 373.033942][ T6765] loop1: detected capacity change from 0 to 32768 [ 373.038826][ T6765] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.369 (6765) [ 373.122631][ T6772] loop3: detected capacity change from 0 to 32768 [ 373.136813][ T6772] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop3 scanned by syz.3.370 (6772) [ 373.139591][ T6779] loop4: detected capacity change from 0 to 32768 [ 373.148391][ T6779] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.371 (6779) [ 373.204484][ T6785] loop0: detected capacity change from 0 to 32768 [ 373.220696][ T6785] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.372 (6785) [ 373.347506][ T6772] _btrfs_printk: 28 callbacks suppressed [ 373.347521][ T6772] BTRFS info (device loop3): enabling ssd optimizations [ 373.350122][ T6772] BTRFS info (device loop3): rebuilding free space tree [ 373.354483][ T6772] BTRFS info (device loop3): disabling free space tree [ 373.355624][ T6772] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 373.357095][ T6772] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 373.390416][ T6772] BTRFS info (device loop3): balance: start -s [ 373.391989][ T6772] BTRFS info (device loop3): relocating block group 1048576 flags system [ 373.396580][ T6793] loop1: detected capacity change from 0 to 32768 [ 373.402510][ T6772] BTRFS info (device loop3): balance: ended with status: 0 [ 373.431907][ T6793] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.374 (6793) [ 373.468694][ T6811] loop4: detected capacity change from 0 to 32768 [ 373.478453][ T6791] loop2: detected capacity change from 0 to 32768 [ 373.482962][ T6811] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.376 (6811) [ 373.485964][ T6791] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.373 (6791) [ 373.493239][ T4487] BTRFS info (device loop3): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 373.759149][ T4409] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop3 scanned by udevd (4409) [ 373.782535][ T4822] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 373.839217][ T6824] loop4: detected capacity change from 0 to 32768 [ 373.841439][ T6823] loop2: detected capacity change from 0 to 32768 [ 373.844799][ T6824] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 373.848625][ T6823] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 373.854153][ T4395] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 374.085620][ T6827] loop0: detected capacity change from 0 to 32768 [ 374.092863][ T6827] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 374.110735][ T6829] loop4: detected capacity change from 0 to 32768 [ 374.112438][ T6829] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 374.135577][ T6831] loop1: detected capacity change from 0 to 32768 [ 374.159728][ T6831] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 374.297536][ T6835] loop2: detected capacity change from 0 to 32768 [ 374.303711][ T6835] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 374.417753][ T6837] loop0: detected capacity change from 0 to 32768 [ 374.430083][ T6837] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 374.578434][ T6843] loop1: detected capacity change from 0 to 32768 [ 374.579310][ T6839] loop3: detected capacity change from 0 to 32768 [ 374.582598][ T6843] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 374.584397][ T4822] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 374.593632][ T6841] loop4: detected capacity change from 0 to 32768 [ 374.595548][ T6839] BTRFS info (device loop3): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 374.597140][ T6839] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 374.598615][ T6839] BTRFS info (device loop3): enabling disk space caching [ 374.599687][ T6839] BTRFS info (device loop3): force clearing of disk cache [ 374.605065][ T6841] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.388 (6841) [ 374.617357][ T6839] BTRFS info (device loop3): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 374.618915][ T6839] BTRFS info (device loop3): use zstd compression, level 3 [ 374.620065][ T6839] BTRFS info (device loop3): disk space caching is enabled [ 374.802812][ T6847] loop0: detected capacity change from 0 to 32768 [ 374.804945][ T6847] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.392 (6847) [ 374.859523][ T6839] BTRFS info (device loop3): enabling ssd optimizations [ 374.861173][ T6839] BTRFS info (device loop3): rebuilding free space tree [ 374.862248][ T6864] loop4: detected capacity change from 0 to 32768 [ 374.863968][ T6864] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.395 (6864) [ 374.868438][ T6839] BTRFS info (device loop3): disabling free space tree [ 374.869507][ T6839] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 374.880895][ T6839] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 374.894744][ T6839] BTRFS info (device loop3): balance: start -s [ 374.896351][ T6839] BTRFS info (device loop3): relocating block group 1048576 flags system [ 374.928152][ T4848] blk_print_req_error: 6 callbacks suppressed [ 374.928163][ T4848] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 374.973369][ T6839] BTRFS info (device loop3): balance: ended with status: 0 [ 375.023395][ T4487] BTRFS info (device loop3): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 1970/01/01 00:06:15 executed programs: 390 [ 375.079617][ T6855] loop2: detected capacity change from 0 to 32768 [ 375.081266][ T6855] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop2 scanned by syz.2.394 (6855) [ 375.088484][ T6855] BTRFS info (device loop2): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 375.090147][ T6855] BTRFS info (device loop2): using crc32c (crc32c-generic) checksum algorithm [ 375.091400][ T6855] BTRFS info (device loop2): enabling disk space caching [ 375.092441][ T6855] BTRFS info (device loop2): force clearing of disk cache [ 375.093536][ T6855] BTRFS info (device loop2): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 375.094939][ T6855] BTRFS info (device loop2): use zstd compression, level 3 [ 375.095952][ T6855] BTRFS info (device loop2): disk space caching is enabled [ 375.122198][ T4409] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4409) [ 375.173413][ T6869] loop1: detected capacity change from 0 to 32768 [ 375.175115][ T6869] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.396 (6869) [ 375.261817][ T6877] loop4: detected capacity change from 0 to 32768 [ 375.263663][ T6877] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.399 (6877) [ 375.270964][ T6875] loop0: detected capacity change from 0 to 32768 [ 375.272619][ T6875] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.398 (6875) [ 375.302834][ T6855] BTRFS info (device loop2): enabling ssd optimizations [ 375.305281][ T6855] BTRFS info (device loop2): rebuilding free space tree [ 375.310257][ T6855] BTRFS info (device loop2): disabling free space tree [ 375.311379][ T6855] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 375.312852][ T6855] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 375.347024][ T6855] BTRFS info (device loop2): balance: start -s [ 375.355689][ T4848] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 375.355839][ T4822] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 375.358154][ T6855] BTRFS info (device loop2): relocating block group 1048576 flags system [ 375.436551][ T6855] ------------[ cut here ]------------ [ 375.438204][ T6855] WARNING: CPU: 1 PID: 6855 at fs/btrfs/volumes.c:3265 btrfs_remove_chunk+0x127c/0x18d4 [ 375.439748][ T6855] Modules linked in: [ 375.440408][ T6855] CPU: 1 PID: 6855 Comm: syz.2.394 Not tainted syzkaller #0 [ 375.441589][ T6855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 375.443088][ T6855] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 375.444305][ T6855] pc : btrfs_remove_chunk+0x127c/0x18d4 [ 375.445145][ T6855] lr : btrfs_remove_chunk+0x127c/0x18d4 [ 375.446084][ T6855] sp : ffff8000228b7700 [ 375.446710][ T6855] x29: ffff8000228b7860 x28: ffff0000e078a5e8 x27: ffff0000e078a608 [ 375.448047][ T6855] x26: ffff8000228b77a0 x25: ffffffffffffffe4 x24: 1fffe0001c0f14c6 [ 375.449368][ T6855] x23: ffff0000e078a634 x22: ffff0000cd668150 x21: dfff800000000000 [ 375.450706][ T6855] x20: 0000000000000000 x19: 0000000000000000 x18: ffff800011abbcc0 [ 375.451984][ T6855] x17: 1fffe00033edbb7e x16: ffff8000082d22e0 x15: 0000000040000000 [ 375.453274][ T6855] x14: 0000000000000002 x13: 1ffff00002a180b1 x12: 0000000000ff0100 [ 375.454466][ T6855] x11: ff0080000a893b14 x10: 0000000000000003 x9 : 10144ca92e794a00 [ 375.455700][ T6855] x8 : 10144ca92e794a00 x7 : ffff800008251e10 x6 : 0000000000000000 [ 375.456971][ T6855] x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 [ 375.458227][ T6855] x2 : 0000000000000006 x1 : ffff800011abd7c0 x0 : ffff80018a6c8000 [ 375.459379][ T6855] Call trace: [ 375.459917][ T6855] btrfs_remove_chunk+0x127c/0x18d4 [ 375.460753][ T6855] btrfs_relocate_chunk+0x24c/0x364 [ 375.461537][ T6855] __btrfs_balance+0x1390/0x1af8 [ 375.462315][ T6855] btrfs_balance+0xa44/0xe20 [ 375.463057][ T6855] btrfs_ioctl_balance+0x3c0/0x5f8 [ 375.463842][ T6855] btrfs_ioctl+0xac4/0xbd0 [ 375.464610][ T6855] __arm64_sys_ioctl+0x14c/0x1c8 [ 375.465441][ T6855] invoke_syscall+0x98/0x2bc [ 375.466235][ T6855] el0_svc_common+0x138/0x258 [ 375.466979][ T6855] do_el0_svc+0x58/0x13c [ 375.467686][ T6855] el0_svc+0x58/0x138 [ 375.468272][ T6855] el0t_64_sync_handler+0x84/0xf0 [ 375.469086][ T6855] el0t_64_sync+0x18c/0x190 [ 375.469785][ T6855] irq event stamp: 77214 [ 375.470463][ T6855] hardirqs last enabled at (77213): [] finish_lock_switch+0xb0/0x1c4 [ 375.471962][ T6855] hardirqs last disabled at (77214): [] el1_dbg+0x24/0x80 [ 375.473435][ T6855] softirqs last enabled at (76250): [] handle_softirqs+0xaf8/0xc6c [ 375.475028][ T6855] softirqs last disabled at (76235): [] __do_softirq+0x14/0x20 [ 375.476461][ T6855] ---[ end trace 0000000000000000 ]--- [ 375.550603][ T6897] loop1: detected capacity change from 0 to 32768 [ 375.552003][ T6902] BTRFS warning (device loop2: state A): failed to trim 1 device(s), last error -4 [ 375.570123][ T6897] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.400 (6897) [ 375.607395][ T6855] BTRFS info (device loop2: state A): dumping space info: [ 375.608581][ T6855] BTRFS info (device loop2: state A): space_info DATA+METADATA has 1847296 free, is not full [ 375.610851][ T6855] BTRFS info (device loop2: state A): space_info total=3276800, used=49152, pinned=0, reserved=8192, may_use=1372160, readonly=0 zone_unusable=0 [ 375.613141][ T6855] BTRFS info (device loop2: state A): space_info SYSTEM has 8253440 free, is not full [ 375.614714][ T6855] BTRFS info (device loop2: state A): space_info total=12451840, used=4096, pinned=0, reserved=0, may_use=0, readonly=4194304 zone_unusable=0 [ 375.620412][ T6855] BTRFS info (device loop2: state A): global_block_rsv: size 983040 reserved 978944 [ 375.621957][ T6855] BTRFS info (device loop2: state A): trans_block_rsv: size 262144 reserved 262144 [ 375.623415][ T6855] BTRFS info (device loop2: state A): chunk_block_rsv: size 0 reserved 0 [ 375.624735][ T6855] BTRFS info (device loop2: state A): delayed_block_rsv: size 0 reserved 0 [ 375.626099][ T6855] BTRFS info (device loop2: state A): delayed_refs_rsv: size 262144 reserved 131072 [ 375.641610][ T6855] BTRFS: error (device loop2: state A) in btrfs_remove_chunk:3265: errno=-28 No space left [ 375.643252][ T6855] BTRFS info (device loop2: state EA): forced readonly [ 375.646454][ T6855] BTRFS info (device loop2: state EA): 1 enospc errors during balance [ 375.651698][ T6855] BTRFS info (device loop2: state EA): balance: ended with status: -28 [ 375.687635][ T4491] BTRFS info (device loop2: state EA): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 375.761459][ T6905] loop0: detected capacity change from 0 to 32768 [ 375.765472][ T6905] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.403 (6905) [ 375.774579][ T6901] loop3: detected capacity change from 0 to 32768 [ 375.782302][ T6905] BTRFS info (device loop0): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 375.784044][ T6905] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 375.785338][ T6905] BTRFS info (device loop0): enabling disk space caching [ 375.785418][ T6907] loop4: detected capacity change from 0 to 32768 [ 375.786364][ T6905] BTRFS info (device loop0): force clearing of disk cache [ 375.789655][ T6901] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.401 (6901) [ 375.793077][ T6907] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.402 (6907) [ 375.801676][ T6905] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 375.803103][ T6905] BTRFS info (device loop0): use zstd compression, level 3 [ 375.804173][ T6905] BTRFS info (device loop0): disk space caching is enabled [ 375.840246][ T5601] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 376.022920][ T6915] loop2: detected capacity change from 0 to 32768 [ 376.024904][ T6915] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.405 (6915) [ 376.033696][ T6905] BTRFS info (device loop0): enabling ssd optimizations [ 376.035364][ T6905] BTRFS info (device loop0): rebuilding free space tree [ 376.043066][ T6905] BTRFS info (device loop0): disabling free space tree [ 376.044593][ T6905] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 376.046064][ T6905] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 376.066528][ T4409] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4409) [ 376.118603][ T6928] loop3: detected capacity change from 0 to 32768 [ 376.129073][ T6928] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.408 (6928) [ 376.132151][ T6905] BTRFS info (device loop0): balance: start -s [ 376.133668][ T6905] BTRFS info (device loop0): relocating block group 1048576 flags system [ 376.147831][ T6916] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 376.150165][ T6905] BTRFS info (device loop0): balance: ended with status: 0 [ 376.230255][ T4480] BTRFS info (device loop0): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 376.340030][ T4848] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop4 scanned by udevd (4848) [ 376.499513][ T6941] loop1: detected capacity change from 0 to 32768 [ 376.503982][ T6943] loop2: detected capacity change from 0 to 32768 [ 376.509905][ T6941] BTRFS info (device loop1): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 376.511536][ T6941] BTRFS info (device loop1): using crc32c (crc32c-generic) checksum algorithm [ 376.512992][ T6941] BTRFS info (device loop1): enabling disk space caching [ 376.514155][ T6941] BTRFS info (device loop1): force clearing of disk cache [ 376.515281][ T6941] BTRFS info (device loop1): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 376.516778][ T6941] BTRFS info (device loop1): use zstd compression, level 3 [ 376.527854][ T6943] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.412 (6943) [ 376.537444][ T6941] BTRFS info (device loop1): disk space caching is enabled [ 376.565764][ T5595] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (5595) [ 376.777335][ T6941] BTRFS info (device loop1): enabling ssd optimizations [ 376.778962][ T6941] BTRFS info (device loop1): rebuilding free space tree [ 376.781899][ T6941] BTRFS info (device loop1): disabling free space tree [ 376.783116][ T6941] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 376.784736][ T6941] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 376.842894][ T6952] loop2: detected capacity change from 0 to 32768 [ 376.858172][ T6952] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.415 (6952) [ 376.861164][ T6956] loop3: detected capacity change from 0 to 32768 [ 376.862727][ T6956] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.416 (6956) [ 376.899672][ T6941] BTRFS info (device loop1): balance: start -s [ 376.901893][ T6941] BTRFS info (device loop1): relocating block group 1048576 flags system [ 376.912586][ T6941] BTRFS info (device loop1): balance: ended with status: 0 [ 376.978186][ T4481] BTRFS info (device loop1): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 377.161083][ T6916] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 377.356321][ T6979] loop0: detected capacity change from 0 to 32768 [ 377.377986][ T6979] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz.0.421 (6979) [ 377.382519][ T6979] BTRFS info (device loop0): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 377.384175][ T6979] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 377.385578][ T6979] BTRFS info (device loop0): enabling disk space caching [ 377.386704][ T6979] BTRFS info (device loop0): force clearing of disk cache [ 377.391046][ T6985] loop3: detected capacity change from 0 to 32768 [ 377.401423][ T6979] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 377.403150][ T6979] BTRFS info (device loop0): use zstd compression, level 3 [ 377.404308][ T6979] BTRFS info (device loop0): disk space caching is enabled [ 377.409164][ T6984] loop2: detected capacity change from 0 to 32768 [ 377.411225][ T6985] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.422 (6985) [ 377.418393][ T6984] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.423 (6984) [ 377.554586][ T6987] loop4: detected capacity change from 0 to 32768 [ 377.594393][ T6987] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.424 (6987) [ 377.698916][ T4848] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 377.734729][ T6979] BTRFS info (device loop0): enabling ssd optimizations [ 377.736439][ T6979] BTRFS info (device loop0): rebuilding free space tree [ 377.748670][ T6979] BTRFS info (device loop0): disabling free space tree [ 377.749780][ T6979] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 377.751358][ T6979] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 377.782534][ T6979] BTRFS info (device loop0): balance: start -s [ 377.784058][ T6979] BTRFS info (device loop0): relocating block group 1048576 flags system [ 377.793259][ T4395] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4395) [ 377.823548][ T6979] BTRFS info (device loop0): balance: ended with status: 0 [ 378.014943][ T7016] loop3: detected capacity change from 0 to 32768 [ 378.047432][ T7016] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop3 scanned by syz.3.430 (7016) [ 378.070310][ T7010] loop1: detected capacity change from 0 to 32768 [ 378.075850][ T7014] loop4: detected capacity change from 0 to 32768 [ 378.079668][ T7010] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.428 (7010) [ 378.082574][ T7014] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.429 (7014) [ 378.085952][ T6916] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (6916) [ 378.202985][ T7019] loop2: detected capacity change from 0 to 32768 [ 378.204796][ T7019] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.431 (7019) [ 378.321656][ T7039] loop4: detected capacity change from 0 to 32768 [ 378.323353][ T7039] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.435 (7039) [ 378.376404][ T4487] _btrfs_printk: 16 callbacks suppressed [ 378.376414][ T4487] BTRFS info (device loop3): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 378.409040][ T4848] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 378.466804][ T7041] loop1: detected capacity change from 0 to 32768 [ 378.468828][ T4409] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop3 scanned by udevd (4409) [ 378.470995][ T7041] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 378.552737][ T7033] loop0: detected capacity change from 0 to 32768 [ 378.554407][ T7033] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 378.641679][ T7046] loop2: detected capacity change from 0 to 32768 [ 378.657549][ T7046] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 378.762950][ T7052] loop4: detected capacity change from 0 to 32768 [ 378.785817][ T7052] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 378.869786][ T6916] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 378.925939][ T4395] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 378.999837][ T7057] loop0: detected capacity change from 0 to 32768 [ 379.010655][ T7057] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 379.080611][ T5595] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 379.136337][ T4848] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 379.200475][ T7061] loop1: detected capacity change from 0 to 32768 [ 379.211517][ T7061] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 379.233236][ T7065] loop2: detected capacity change from 0 to 32768 [ 379.259768][ T7065] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 379.348635][ T7067] loop4: detected capacity change from 0 to 32768 [ 379.351630][ T7067] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 379.433404][ T7069] loop0: detected capacity change from 0 to 32768 [ 379.450009][ T7069] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 379.466774][ T7071] loop3: detected capacity change from 0 to 32768 [ 379.476545][ T7071] BTRFS info (device loop3): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 379.483664][ T7071] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 379.485184][ T7071] BTRFS info (device loop3): enabling disk space caching [ 379.486312][ T7071] BTRFS info (device loop3): force clearing of disk cache [ 379.493767][ T7071] BTRFS info (device loop3): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 379.497746][ T7071] BTRFS info (device loop3): use zstd compression, level 3 [ 379.502436][ T7071] BTRFS info (device loop3): disk space caching is enabled [ 379.514188][ T6916] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (6916) [ 379.531932][ T5595] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 379.632397][ T7075] loop2: detected capacity change from 0 to 32768 [ 379.643178][ T7075] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.450 (7075) [ 379.674369][ T7071] BTRFS info (device loop3): enabling ssd optimizations [ 379.675907][ T7071] BTRFS info (device loop3): rebuilding free space tree [ 379.677720][ T7083] loop1: detected capacity change from 0 to 32768 [ 379.680251][ T7083] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.452 (7083) [ 379.684031][ T7071] BTRFS info (device loop3): disabling free space tree [ 379.685202][ T7071] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 379.686790][ T7071] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 379.760228][ T7077] loop4: detected capacity change from 0 to 32768 [ 379.762958][ T7087] loop0: detected capacity change from 0 to 32768 [ 379.766269][ T7071] BTRFS info (device loop3): balance: start -s [ 379.777903][ T7071] BTRFS info (device loop3): relocating block group 1048576 flags system [ 379.782736][ T7071] BTRFS info (device loop3): balance: ended with status: 0 [ 379.791407][ T7077] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.451 (7077) [ 379.793451][ T7087] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.453 (7087) [ 379.881932][ T4487] BTRFS info (device loop3): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 380.077166][ T4409] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop3 scanned by udevd (4409) [ 380.128019][ T7100] loop2: detected capacity change from 0 to 32768 [ 380.140016][ T7104] loop1: detected capacity change from 0 to 32768 [ 380.179898][ T7100] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 380.182381][ T7104] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 380.188089][ T4848] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 380.192239][ T7106] loop0: detected capacity change from 0 to 32768 [ 380.210456][ T7106] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 1970/01/01 00:06:20 executed programs: 452 [ 380.357981][ T5595] blk_print_req_error: 2 callbacks suppressed [ 380.357996][ T5595] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 380.515259][ T7115] loop4: detected capacity change from 0 to 32768 [ 380.529124][ T7115] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 380.586587][ T4395] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 380.607652][ T4848] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 380.721039][ T6916] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 380.754515][ T7119] loop0: detected capacity change from 0 to 32768 [ 380.766616][ T7119] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 380.809467][ T7123] loop2: detected capacity change from 0 to 32768 [ 380.827642][ T7123] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 380.829791][ T5595] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 380.850592][ T7125] loop3: detected capacity change from 0 to 32768 [ 380.873270][ T7125] BTRFS info (device loop3): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 380.875203][ T7125] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 380.879896][ T7125] BTRFS info (device loop3): enabling disk space caching [ 380.881102][ T7125] BTRFS info (device loop3): force clearing of disk cache [ 380.882261][ T7125] BTRFS info (device loop3): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 380.899551][ T7125] BTRFS info (device loop3): use zstd compression, level 3 [ 380.900695][ T7125] BTRFS info (device loop3): disk space caching is enabled [ 380.941784][ T7127] loop4: detected capacity change from 0 to 32768 [ 380.943463][ T7127] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.467 (7127) [ 381.018830][ T4848] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 381.078835][ T7129] loop1: detected capacity change from 0 to 32768 [ 381.080537][ T7129] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.468 (7129) [ 381.090480][ T7125] BTRFS info (device loop3): enabling ssd optimizations [ 381.092109][ T7125] BTRFS info (device loop3): rebuilding free space tree [ 381.094940][ T7125] BTRFS info (device loop3): disabling free space tree [ 381.096041][ T7125] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 381.097971][ T7125] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 381.132137][ T7125] BTRFS info (device loop3): balance: start -s [ 381.133761][ T7125] BTRFS info (device loop3): relocating block group 1048576 flags system [ 381.138409][ T7125] BTRFS info (device loop3): balance: ended with status: 0 [ 381.189421][ T7140] loop2: detected capacity change from 0 to 32768 [ 381.201591][ T7131] loop0: detected capacity change from 0 to 32768 [ 381.203401][ T7151] loop4: detected capacity change from 0 to 32768 [ 381.205552][ T7140] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.470 (7140) [ 381.208229][ T7131] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.469 (7131) [ 381.210244][ T7151] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.471 (7151) [ 381.226796][ T4487] BTRFS info (device loop3): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 381.427084][ T7154] loop1: detected capacity change from 0 to 32768 [ 381.457592][ T4409] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop3 scanned by udevd (4409) [ 381.459819][ T7154] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 381.465885][ T7156] loop4: detected capacity change from 0 to 32768 [ 381.497371][ T7156] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 381.505811][ T7160] loop2: detected capacity change from 0 to 32768 [ 381.537723][ T7160] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 381.559796][ T5595] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 381.672688][ T7165] loop1: detected capacity change from 0 to 32768 [ 381.689843][ T6916] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 381.698290][ T7165] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 381.860448][ T7167] loop3: detected capacity change from 0 to 32768 [ 381.865835][ T7167] BTRFS info (device loop3): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 381.872701][ T7167] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 381.874196][ T7167] BTRFS info (device loop3): enabling disk space caching [ 381.875357][ T7167] BTRFS info (device loop3): force clearing of disk cache [ 381.876524][ T7167] BTRFS info (device loop3): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 381.897564][ T7167] BTRFS info (device loop3): use zstd compression, level 3 [ 381.898710][ T7167] BTRFS info (device loop3): disk space caching is enabled [ 381.902336][ T7169] loop4: detected capacity change from 0 to 32768 [ 381.904348][ T7169] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.480 (7169) [ 381.930053][ T7171] loop0: detected capacity change from 0 to 32768 [ 381.931817][ T7171] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.479 (7171) [ 381.945262][ T4848] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 381.996005][ T7167] BTRFS info (device loop3): enabling ssd optimizations [ 381.997838][ T7167] BTRFS info (device loop3): rebuilding free space tree [ 382.000557][ T7167] BTRFS info (device loop3): disabling free space tree [ 382.001738][ T7167] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 382.003212][ T7167] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 382.013126][ T7167] BTRFS info (device loop3): balance: start -s [ 382.014671][ T7167] BTRFS info (device loop3): relocating block group 1048576 flags system [ 382.030169][ T7175] loop2: detected capacity change from 0 to 32768 [ 382.032472][ T7167] BTRFS info (device loop3): balance: ended with status: 0 [ 382.046504][ T7175] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.482 (7175) [ 382.179681][ T4487] BTRFS info (device loop3): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 382.253534][ T4395] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop1 scanned by udevd (4395) [ 382.329722][ T7194] loop4: detected capacity change from 0 to 32768 [ 382.335533][ T7194] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 382.354251][ T7199] loop0: detected capacity change from 0 to 32768 [ 382.363724][ T7199] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 382.604605][ T6916] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 382.631296][ T7206] loop4: detected capacity change from 0 to 32768 [ 382.674947][ T7206] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 382.827444][ T4848] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 382.933766][ T5595] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 382.977057][ T7218] loop2: detected capacity change from 0 to 32768 [ 383.004691][ T7216] loop0: detected capacity change from 0 to 32768 [ 383.006272][ T7218] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 383.009621][ T7216] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 383.048134][ T7220] loop1: detected capacity change from 0 to 32768 [ 383.053576][ T7220] BTRFS error: device /dev/loop1 already registered with a higher generation, found 8 expect 16 [ 383.135587][ T7222] loop4: detected capacity change from 0 to 32768 [ 383.138131][ T7222] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 383.255586][ T7226] loop3: detected capacity change from 0 to 32768 [ 383.271471][ T7226] BTRFS info (device loop3): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 383.273209][ T7226] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 383.274580][ T7226] BTRFS info (device loop3): enabling disk space caching [ 383.275754][ T7226] BTRFS info (device loop3): force clearing of disk cache [ 383.276784][ T7226] BTRFS info (device loop3): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 383.297313][ T7226] BTRFS info (device loop3): use zstd compression, level 3 [ 383.298483][ T7226] BTRFS info (device loop3): disk space caching is enabled [ 383.339780][ T7230] loop1: detected capacity change from 0 to 32768 [ 383.341957][ T7230] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.500 (7230) [ 383.350858][ T6916] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (6916) [ 383.420378][ T6916] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 383.462849][ T7232] loop4: detected capacity change from 0 to 32768 [ 383.471214][ T7232] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.501 (7232) [ 383.491624][ T7228] loop0: detected capacity change from 0 to 32768 [ 383.494064][ T7226] BTRFS info (device loop3): enabling ssd optimizations [ 383.496264][ T7226] BTRFS info (device loop3): rebuilding free space tree [ 383.500485][ T7226] BTRFS info (device loop3): disabling free space tree [ 383.501629][ T7226] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 383.503730][ T7226] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 383.519994][ T7228] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.499 (7228) [ 383.546353][ T7226] BTRFS info (device loop3): balance: start -s [ 383.550582][ T7226] BTRFS info (device loop3): relocating block group 1048576 flags system [ 383.558999][ T7226] BTRFS info (device loop3): balance: ended with status: 0 [ 383.573752][ T7244] loop2: detected capacity change from 0 to 32768 [ 383.575417][ T7244] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.502 (7244) [ 383.634594][ T4395] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 383.635274][ T4487] BTRFS info (device loop3): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 383.734325][ T7255] loop1: detected capacity change from 0 to 32768 [ 383.756465][ T7255] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop1 scanned by syz.1.504 (7255) [ 383.768511][ T7255] BTRFS info (device loop1): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 383.770186][ T7255] BTRFS info (device loop1): using crc32c (crc32c-generic) checksum algorithm [ 383.771515][ T7255] BTRFS info (device loop1): enabling disk space caching [ 383.772584][ T7255] BTRFS info (device loop1): force clearing of disk cache [ 383.773786][ T7255] BTRFS info (device loop1): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 383.775311][ T7255] BTRFS info (device loop1): use zstd compression, level 3 [ 383.776435][ T7255] BTRFS info (device loop1): disk space caching is enabled [ 383.841229][ T4409] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 16 scanned by udevd (4409) [ 383.903880][ T7261] loop2: detected capacity change from 0 to 32768 [ 383.910626][ T7261] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.507 (7261) [ 383.945112][ T4848] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by udevd (4848) [ 383.985479][ T7260] loop3: detected capacity change from 0 to 32768 [ 383.994887][ T5595] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (5595) [ 384.008639][ T7260] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.506 (7260) [ 384.026683][ T7272] loop4: detected capacity change from 0 to 32768 [ 384.027342][ T4395] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 384.070318][ T7272] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.508 (7272) [ 384.072364][ T7255] BTRFS info (device loop1): enabling ssd optimizations [ 384.073941][ T7255] BTRFS info (device loop1): rebuilding free space tree [ 384.076941][ T7255] BTRFS info (device loop1): disabling free space tree [ 384.079405][ T7255] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 384.080970][ T7255] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 384.094281][ T7255] BTRFS info (device loop1): balance: start -s [ 384.095875][ T7255] BTRFS info (device loop1): relocating block group 1048576 flags system [ 384.190575][ T7255] BTRFS info (device loop1): balance: ended with status: 0 [ 384.208004][ T4481] BTRFS info (device loop1): last unmount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 384.268195][ T7280] loop0: detected capacity change from 0 to 32768 [ 384.289634][ T6916] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 16 /dev/loop1 scanned by udevd (6916) [ 384.312434][ T7280] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 384.335551][ T7286] loop2: detected capacity change from 0 to 32768 [ 384.376071][ T7286] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 384.435013][ T7289] loop4: detected capacity change from 0 to 32768 [ 384.454204][ T7289] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 384.478963][ T4409] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 384.663344][ T7295] loop0: detected capacity change from 0 to 32768 [ 384.675153][ T7295] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 384.686464][ T7296] loop3: detected capacity change from 0 to 32768 [ 384.700549][ T7296] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 384.818679][ T7302] loop2: detected capacity change from 0 to 32768 [ 384.820487][ T7302] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 384.834883][ T4848] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 385.023588][ T7304] loop0: detected capacity change from 0 to 32768 [ 385.049452][ T7306] loop3: detected capacity change from 0 to 32768 [ 385.051503][ T7304] BTRFS error: device /dev/loop0 already registered with a higher generation, found 8 expect 16 [ 385.055618][ T7306] BTRFS error: device /dev/loop3 already registered with a higher generation, found 8 expect 16 [ 385.175355][ T7308] loop4: detected capacity change from 0 to 32768 [ 385.193913][ T7308] BTRFS error: device /dev/loop4 already registered with a higher generation, found 8 expect 16 [ 385.242184][ T7310] loop2: detected capacity change from 0 to 32768 [ 385.250860][ T7310] BTRFS error: device /dev/loop2 already registered with a higher generation, found 8 expect 16 [ 385.260613][ T7312] loop1: detected capacity change from 0 to 32768 [ 385.272810][ T7312] BTRFS info (device loop1): first mount of filesystem 24c7a497-3402-47dd-bef8-82358f5f30e0 [ 385.274555][ T7312] BTRFS info (device loop1): using crc32c (crc32c-generic) checksum algorithm [ 385.276026][ T7312] BTRFS info (device loop1): enabling disk space caching [ 385.277145][ T7312] BTRFS info (device loop1): force clearing of disk cache [ 385.287589][ T7312] BTRFS info (device loop1): setting incompat feature flag for COMPRESS_ZSTD (0x10) [ 385.289125][ T7312] BTRFS info (device loop1): use zstd compression, level 3 [ 385.292730][ T7312] BTRFS info (device loop1): disk space caching is enabled 1970/01/01 00:06:25 executed programs: 519 [ 385.403764][ T4409] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4409)