9728] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 249.241593][ T9728] BTRFS info (device loop1 state M): rebuilding free space tree [ 249.253324][ T5995] BTRFS info (device loop3): last unmount of filesystem a9caca49-9d38-466c-a8c2-0836899d3ec6 [ 249.317092][ T9728] BTRFS info (device loop1 state M): force clearing of disk cache [ 249.338380][ T9728] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 249.564155][ T9636] BTRFS warning (device loop1): failed to trim 1 device(s), last error -512 [ 249.635626][ T5983] BTRFS info (device loop1): last unmount of filesystem 2e456b2a-355e-48d4-88f7-37520637b065 [ 249.879420][ T9726] loop4: detected capacity change from 0 to 32768 [ 249.933797][ T9726] btrfs: Deprecated parameter 'usebackuproot' [ 249.972167][ T9726] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 249.994638][ T9726] btrfs: Deprecated parameter 'usebackuproot' [ 250.014866][ T9726] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 250.058519][ T9726] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.198 (9726) [ 250.165362][ T9726] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 250.184962][ T9726] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 250.278964][ T9732] loop0: detected capacity change from 0 to 32768 [ 250.305911][ T9732] btrfs: Deprecated parameter 'usebackuproot' [ 250.330518][ T9730] loop2: detected capacity change from 0 to 32768 [ 250.361811][ T9732] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 250.382095][ T9730] btrfs: Deprecated parameter 'usebackuproot' [ 250.441144][ T9730] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 250.453027][ T9732] btrfs: Deprecated parameter 'usebackuproot' [ 250.465669][ T9726] BTRFS info (device loop4): rebuilding free space tree [ 250.494215][ T9730] btrfs: Deprecated parameter 'usebackuproot' [ 250.501470][ T9732] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 250.511840][ T9730] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 250.521938][ T9726] BTRFS info (device loop4): turning on sync discard [ 250.535414][ T9732] BTRFS info: device /dev/loop0 (7:0) using temp-fsid b3f1d925-a2b9-49cc-a859-e9f5cf301644 [ 250.550920][ T9735] loop3: detected capacity change from 0 to 32768 [ 250.558162][ T9726] BTRFS info (device loop4): enabling free space tree [ 250.566177][ T9732] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.200 (9732) [ 250.580933][ T9726] BTRFS info (device loop4): force clearing of disk cache [ 250.588662][ T9726] BTRFS info (device loop4): enabling auto defrag [ 250.596503][ T9735] btrfs: Deprecated parameter 'usebackuproot' [ 250.617475][ T9730] BTRFS info: device /dev/loop2 (7:2) using temp-fsid f15ab088-c06f-4368-982b-d7a87493d3cb [ 250.628660][ T9726] BTRFS info (device loop4): trying to use backup root at mount time [ 250.647193][ T9730] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.199 (9730) [ 250.660812][ T9732] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 250.671197][ T9735] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 250.684670][ T9732] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 250.698003][ T9735] btrfs: Deprecated parameter 'usebackuproot' [ 250.704129][ T9735] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 250.724324][ T9726] btrfs: Deprecated parameter 'usebackuproot' [ 250.738338][ T9735] BTRFS info: device /dev/loop3 (7:3) using temp-fsid c170a224-9e7e-47b5-9db1-782c82419c5b [ 250.748933][ T9730] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 250.759189][ T9726] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 250.775909][ T9726] btrfs: Deprecated parameter 'usebackuproot' [ 250.782211][ T9730] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 250.791318][ T9735] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.201 (9735) [ 250.810479][ T9726] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 250.841827][ T9735] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 250.846326][ T9726] BTRFS info (device loop4 state M): force clearing of disk cache [ 250.862932][ T9735] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 250.894243][ T9726] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 251.007261][ T9772] btrfs: Deprecated parameter 'usebackuproot' [ 251.013458][ T9772] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 251.065004][ T9772] btrfs: Deprecated parameter 'usebackuproot' [ 251.086200][ T9772] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 251.095579][ T9737] loop1: detected capacity change from 0 to 32768 [ 251.096788][ T9737] btrfs: Deprecated parameter 'usebackuproot' [ 251.153438][ T9737] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 251.169130][ T9772] BTRFS info (device loop4 state M): rebuilding free space tree [ 251.186516][ T9737] btrfs: Deprecated parameter 'usebackuproot' [ 251.231989][ T9737] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 251.253343][ T9732] BTRFS info (device loop0): rebuilding free space tree [ 251.314144][ T9732] BTRFS info (device loop0): turning on sync discard [ 251.341918][ T9732] BTRFS info (device loop0): enabling free space tree [ 251.355663][ T9732] BTRFS info (device loop0): force clearing of disk cache [ 251.373204][ T9732] BTRFS info (device loop0): enabling auto defrag [ 251.394480][ T9732] BTRFS info (device loop0): trying to use backup root at mount time [ 251.427102][ T9772] BTRFS info (device loop4 state M): force clearing of disk cache [ 251.435283][ T9737] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 011c955d-9ea8-466b-a505-31e95641c92b [ 251.467696][ T9772] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 251.485431][ T9737] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.202 (9737) [ 251.499930][ T9732] btrfs: Deprecated parameter 'usebackuproot' [ 251.520427][ T9732] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead 2025/09/30 03:45:41 executed programs: 196 [ 251.560907][ T9735] BTRFS info (device loop3): rebuilding free space tree [ 251.573215][ T9732] btrfs: Deprecated parameter 'usebackuproot' [ 251.580992][ T5993] BTRFS info (device loop4): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 251.595181][ T9737] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 251.612895][ T9732] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 251.631465][ T9737] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 251.640415][ T9730] BTRFS info (device loop2): rebuilding free space tree [ 251.670461][ T9732] BTRFS info (device loop0 state M): force clearing of disk cache [ 251.679364][ T9732] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 251.690902][ T9735] BTRFS info (device loop3): turning on sync discard [ 251.704868][ T9735] BTRFS info (device loop3): enabling free space tree [ 251.715227][ T9735] BTRFS info (device loop3): force clearing of disk cache [ 251.716048][ T9730] BTRFS info (device loop2): turning on sync discard [ 251.733204][ T9735] BTRFS info (device loop3): enabling auto defrag [ 251.744181][ T9730] BTRFS info (device loop2): enabling free space tree [ 251.772476][ T9730] BTRFS info (device loop2): force clearing of disk cache [ 251.788931][ T9735] BTRFS info (device loop3): trying to use backup root at mount time [ 251.809319][ T9815] btrfs: Deprecated parameter 'usebackuproot' [ 251.824909][ T9730] BTRFS info (device loop2): enabling auto defrag [ 251.831416][ T9730] BTRFS info (device loop2): trying to use backup root at mount time [ 251.834826][ T9815] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 251.885117][ T9815] btrfs: Deprecated parameter 'usebackuproot' [ 251.926766][ T9815] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 251.939081][ T9735] btrfs: Deprecated parameter 'usebackuproot' [ 251.953309][ T9735] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 251.971921][ T9815] BTRFS info (device loop0 state M): rebuilding free space tree [ 251.993432][ T9730] btrfs: Deprecated parameter 'usebackuproot' [ 252.000983][ T9730] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 252.012905][ T9735] btrfs: Deprecated parameter 'usebackuproot' [ 252.030237][ T9730] btrfs: Deprecated parameter 'usebackuproot' [ 252.036774][ T9730] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 252.053045][ T9735] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 252.090869][ T9730] BTRFS info (device loop2 state M): force clearing of disk cache [ 252.103399][ T9735] BTRFS info (device loop3 state M): force clearing of disk cache [ 252.132156][ T9730] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 252.144006][ T9735] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 252.206323][ T9822] btrfs: Deprecated parameter 'usebackuproot' [ 252.213470][ T9822] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 252.246474][ T9824] btrfs: Deprecated parameter 'usebackuproot' [ 252.264931][ T9822] btrfs: Deprecated parameter 'usebackuproot' [ 252.271252][ T9822] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 252.281724][ T9737] BTRFS info (device loop1): rebuilding free space tree [ 252.297182][ T9824] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 252.299482][ T9815] BTRFS info (device loop0 state M): force clearing of disk cache [ 252.345051][ T9824] btrfs: Deprecated parameter 'usebackuproot' [ 252.351236][ T9824] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 252.362878][ T9737] BTRFS info (device loop1): turning on sync discard [ 252.364915][ T9822] BTRFS info (device loop2 state M): rebuilding free space tree [ 252.386055][ T9815] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 252.404987][ T9737] BTRFS info (device loop1): enabling free space tree [ 252.405911][ T9824] BTRFS info (device loop3 state M): rebuilding free space tree [ 252.458001][ T9737] BTRFS info (device loop1): force clearing of disk cache [ 252.490173][ T9737] BTRFS info (device loop1): enabling auto defrag [ 252.521011][ T9822] BTRFS info (device loop2 state M): force clearing of disk cache [ 252.529255][ T9737] BTRFS info (device loop1): trying to use backup root at mount time [ 252.543128][ T5980] BTRFS info (device loop0): last unmount of filesystem b3f1d925-a2b9-49cc-a859-e9f5cf301644 [ 252.544295][ T9824] BTRFS info (device loop3 state M): force clearing of disk cache [ 252.566349][ T9822] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 252.595579][ T9824] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 252.629960][ T9737] btrfs: Deprecated parameter 'usebackuproot' [ 252.648965][ T9737] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 252.667814][ T9737] btrfs: Deprecated parameter 'usebackuproot' [ 252.689806][ T9737] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 252.731724][ T9737] BTRFS info (device loop1 state M): force clearing of disk cache [ 252.757440][ T9737] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 252.775260][ T9735] BTRFS warning (device loop3): failed to trim 1 device(s), last error -512 [ 252.809144][ T9730] BTRFS warning (device loop2): failed to trim 1 device(s), last error -512 [ 252.829976][ T5995] BTRFS info (device loop3): last unmount of filesystem c170a224-9e7e-47b5-9db1-782c82419c5b [ 252.865536][ T9831] btrfs: Deprecated parameter 'usebackuproot' [ 252.871686][ T9831] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 252.893366][ T9821] loop4: detected capacity change from 0 to 32768 [ 252.908561][ T5989] BTRFS info (device loop2): last unmount of filesystem f15ab088-c06f-4368-982b-d7a87493d3cb [ 252.912388][ T9831] btrfs: Deprecated parameter 'usebackuproot' [ 252.926579][ T9821] btrfs: Deprecated parameter 'usebackuproot' [ 252.928006][ T9831] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 252.947094][ T9831] BTRFS info (device loop1 state M): rebuilding free space tree [ 252.966886][ T9821] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 253.013912][ T9831] BTRFS info (device loop1 state M): force clearing of disk cache [ 253.025641][ T9821] btrfs: Deprecated parameter 'usebackuproot' [ 253.031783][ T9821] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 253.034589][ T9831] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 253.201773][ T9737] BTRFS warning (device loop1): failed to trim 1 device(s), last error -512 [ 253.201884][ T9821] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.203 (9821) [ 253.252452][ T5983] BTRFS info (device loop1): last unmount of filesystem 011c955d-9ea8-466b-a505-31e95641c92b [ 253.283338][ T9821] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 253.337983][ T9821] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 253.576656][ T9821] BTRFS info (device loop4): rebuilding free space tree [ 253.685595][ T9821] BTRFS info (device loop4): turning on sync discard [ 253.722918][ T9821] BTRFS info (device loop4): enabling free space tree [ 253.755188][ T9821] BTRFS info (device loop4): force clearing of disk cache [ 253.762380][ T9821] BTRFS info (device loop4): enabling auto defrag [ 253.804783][ T9821] BTRFS info (device loop4): trying to use backup root at mount time [ 253.879466][ T9821] btrfs: Deprecated parameter 'usebackuproot' [ 253.895698][ T9821] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 253.912621][ T9830] loop0: detected capacity change from 0 to 32768 [ 253.934821][ T9821] btrfs: Deprecated parameter 'usebackuproot' [ 253.941256][ T9830] btrfs: Deprecated parameter 'usebackuproot' [ 253.941289][ T9830] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 253.941343][ T9830] btrfs: Deprecated parameter 'usebackuproot' [ 254.018716][ T9830] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 254.025186][ T9821] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 254.055754][ T9830] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 221103ad-a475-44a7-a74f-7bdaf60b2868 [ 254.080880][ T9821] BTRFS info (device loop4 state M): force clearing of disk cache [ 254.091384][ T9830] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.204 (9830) [ 254.111056][ T9821] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 254.181731][ T9855] btrfs: Deprecated parameter 'usebackuproot' [ 254.214869][ T9830] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 254.234859][ T9855] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 254.273951][ T9855] btrfs: Deprecated parameter 'usebackuproot' [ 254.275363][ T9830] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 254.321849][ T9855] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 254.382808][ T9855] BTRFS info (device loop4 state M): rebuilding free space tree [ 254.450029][ T9855] BTRFS info (device loop4 state M): force clearing of disk cache [ 254.459120][ T9855] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 254.558506][ T5993] BTRFS info (device loop4): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 254.589712][ T9835] loop2: detected capacity change from 0 to 32768 [ 254.600134][ T9836] loop3: detected capacity change from 0 to 32768 [ 254.607890][ T9835] btrfs: Deprecated parameter 'usebackuproot' [ 254.621162][ T9830] BTRFS info (device loop0): rebuilding free space tree [ 254.623922][ T9836] btrfs: Deprecated parameter 'usebackuproot' [ 254.639154][ T9853] loop1: detected capacity change from 0 to 32768 [ 254.641222][ T9836] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 254.659193][ T9836] btrfs: Deprecated parameter 'usebackuproot' [ 254.664408][ T9835] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 254.678052][ T9836] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 254.688667][ T9853] btrfs: Deprecated parameter 'usebackuproot' [ 254.705659][ T9853] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 254.725496][ T9835] btrfs: Deprecated parameter 'usebackuproot' [ 254.731800][ T9835] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 254.748661][ T9830] BTRFS info (device loop0): turning on sync discard [ 254.748931][ T9836] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 558f490d-3210-46bf-aaf3-6bd1a94a132c [ 254.765227][ T9853] btrfs: Deprecated parameter 'usebackuproot' [ 254.771884][ T9830] BTRFS info (device loop0): enabling free space tree [ 254.775034][ T9853] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 254.779385][ T9830] BTRFS info (device loop0): force clearing of disk cache [ 254.795547][ T9830] BTRFS info (device loop0): enabling auto defrag [ 254.802009][ T9830] BTRFS info (device loop0): trying to use backup root at mount time [ 254.814422][ T9836] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.205 (9836) [ 254.843656][ T9835] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 797d1bad-e1e7-4204-be65-f1942650f60b [ 254.860217][ T9830] btrfs: Deprecated parameter 'usebackuproot' [ 254.876757][ T9830] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 254.878337][ T9835] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.206 (9835) [ 254.888081][ T9830] btrfs: Deprecated parameter 'usebackuproot' [ 254.909917][ T9830] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 254.926362][ T9830] BTRFS info (device loop0 state M): force clearing of disk cache [ 254.945048][ T9853] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 8d20993b-eaa2-43c3-a9a4-67b2c2d1cb94 [ 254.956497][ T9830] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 254.967472][ T9853] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.207 (9853) [ 255.010787][ T9836] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 255.047969][ T9836] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 255.078314][ T9876] btrfs: Deprecated parameter 'usebackuproot' [ 255.120085][ T9876] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 255.148224][ T9876] btrfs: Deprecated parameter 'usebackuproot' [ 255.193212][ T9876] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 255.558402][ T9853] _btrfs_printk: 7 callbacks suppressed [ 255.558422][ T9853] BTRFS info (device loop1): rebuilding free space tree [ 255.596353][ T9836] BTRFS info (device loop3): rebuilding free space tree [ 255.611968][ T9835] BTRFS info (device loop2): rebuilding free space tree [ 255.659018][ T5980] BTRFS info (device loop0): last unmount of filesystem 221103ad-a475-44a7-a74f-7bdaf60b2868 [ 255.672474][ T9853] BTRFS info (device loop1): turning on sync discard [ 255.680235][ T9836] BTRFS info (device loop3): turning on sync discard [ 255.696163][ T9835] BTRFS info (device loop2): turning on sync discard [ 255.697990][ T9853] BTRFS info (device loop1): enabling free space tree [ 255.702912][ T9835] BTRFS info (device loop2): enabling free space tree [ 255.717156][ T9836] BTRFS info (device loop3): enabling free space tree [ 255.764953][ T9836] BTRFS info (device loop3): force clearing of disk cache [ 255.772169][ T9836] BTRFS info (device loop3): enabling auto defrag [ 255.778656][ T9835] BTRFS info (device loop2): force clearing of disk cache [ 255.778680][ T9835] BTRFS info (device loop2): enabling auto defrag [ 255.778697][ T9835] BTRFS info (device loop2): trying to use backup root at mount time [ 255.787579][ T9853] BTRFS info (device loop1): force clearing of disk cache [ 255.815527][ T9836] BTRFS info (device loop3): trying to use backup root at mount time [ 255.866245][ T9853] BTRFS info (device loop1): enabling auto defrag [ 255.880953][ T9835] btrfs: Deprecated parameter 'usebackuproot' [ 255.889776][ T9853] BTRFS info (device loop1): trying to use backup root at mount time [ 255.911082][ T9835] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 255.947148][ T9836] btrfs: Deprecated parameter 'usebackuproot' [ 255.964893][ T9835] btrfs: Deprecated parameter 'usebackuproot' [ 255.971150][ T9835] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 255.987306][ T9836] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 255.999734][ T9853] btrfs: Deprecated parameter 'usebackuproot' [ 256.014768][ T9853] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 256.024178][ T9853] btrfs: Deprecated parameter 'usebackuproot' [ 256.048350][ T9835] BTRFS info (device loop2 state M): force clearing of disk cache [ 256.050787][ T9836] btrfs: Deprecated parameter 'usebackuproot' [ 256.064908][ T9835] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 256.126572][ T9853] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 256.136494][ T9836] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 256.196860][ T9836] BTRFS info (device loop3 state M): force clearing of disk cache [ 256.199861][ T9931] btrfs: Deprecated parameter 'usebackuproot' [ 256.211355][ T9853] BTRFS info (device loop1 state M): force clearing of disk cache [ 256.226649][ T9836] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 256.254803][ T9853] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 256.292868][ T9931] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 256.337768][ T9932] btrfs: Deprecated parameter 'usebackuproot' [ 256.371922][ T9931] btrfs: Deprecated parameter 'usebackuproot' [ 256.387733][ T9932] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 256.397591][ T9931] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 256.397714][ T9931] BTRFS info (device loop2 state M): rebuilding free space tree [ 256.424858][ T9932] btrfs: Deprecated parameter 'usebackuproot' [ 256.441423][ T9932] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 256.451329][ T9933] btrfs: Deprecated parameter 'usebackuproot' [ 256.494819][ T9933] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 256.554887][ T9932] BTRFS info (device loop3 state M): rebuilding free space tree [ 256.571062][ T9880] loop4: detected capacity change from 0 to 32768 [ 256.581739][ T9933] btrfs: Deprecated parameter 'usebackuproot' [ 256.614839][ T9933] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 256.626423][ T9880] btrfs: Deprecated parameter 'usebackuproot' [ 256.685549][ T9933] BTRFS info (device loop1 state M): rebuilding free space tree [ 256.710077][ T9880] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 256.755184][ T9931] BTRFS info (device loop2 state M): force clearing of disk cache [ 256.763092][ T9931] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 256.773318][ T9880] btrfs: Deprecated parameter 'usebackuproot' [ 256.818370][ T9880] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead 2025/09/30 03:45:47 executed programs: 203 [ 256.900839][ T5989] BTRFS info (device loop2): last unmount of filesystem 797d1bad-e1e7-4204-be65-f1942650f60b [ 256.922410][ T9932] BTRFS info (device loop3 state M): force clearing of disk cache [ 256.935100][ T9932] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 256.952446][ T9880] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.208 (9880) [ 256.973757][ T9933] BTRFS info (device loop1 state M): force clearing of disk cache [ 256.983252][ T9933] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 257.023694][ T5995] BTRFS info (device loop3): last unmount of filesystem 558f490d-3210-46bf-aaf3-6bd1a94a132c [ 257.049270][ T9880] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 257.068296][ T5983] BTRFS info (device loop1): last unmount of filesystem 8d20993b-eaa2-43c3-a9a4-67b2c2d1cb94 [ 257.094881][ T9880] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 257.350532][ T9930] loop0: detected capacity change from 0 to 32768 [ 257.404474][ T9930] btrfs: Deprecated parameter 'usebackuproot' [ 257.460767][ T9930] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 257.475009][ T9880] BTRFS info (device loop4): rebuilding free space tree [ 257.531202][ T9930] btrfs: Deprecated parameter 'usebackuproot' [ 257.553114][ T9880] BTRFS info (device loop4): turning on sync discard [ 257.572322][ T9930] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 257.608074][ T9880] BTRFS info (device loop4): enabling free space tree [ 257.621576][ T9930] BTRFS info: device /dev/loop0 (7:0) using temp-fsid bf59de33-4ccf-48c9-878f-e837131619b7 [ 257.645383][ T9940] loop2: detected capacity change from 0 to 32768 [ 257.664941][ T9880] BTRFS info (device loop4): force clearing of disk cache [ 257.684955][ T9930] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.209 (9930) [ 257.700412][ T9880] BTRFS info (device loop4): enabling auto defrag [ 257.715132][ T9940] btrfs: Deprecated parameter 'usebackuproot' [ 257.721737][ T9940] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 257.744834][ T9880] BTRFS info (device loop4): trying to use backup root at mount time [ 257.771687][ T9930] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 257.794851][ T9940] btrfs: Deprecated parameter 'usebackuproot' [ 257.800993][ T9940] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 257.815400][ T9930] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 257.867665][ T9880] btrfs: Deprecated parameter 'usebackuproot' [ 257.874593][ T9940] BTRFS info: device /dev/loop2 (7:2) using temp-fsid c45cd5ce-4a73-4968-ad15-9c7aebc0c700 [ 257.906639][ T9880] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 257.945999][ T9940] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.210 (9940) [ 257.969702][ T9880] btrfs: Deprecated parameter 'usebackuproot' [ 258.015590][ T9880] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 258.075107][ T9880] BTRFS info (device loop4 state M): force clearing of disk cache [ 258.099240][ T9940] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 258.103638][ T9880] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 258.155490][ T9940] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 258.176435][ T9975] btrfs: Deprecated parameter 'usebackuproot' [ 258.183185][ T9930] BTRFS info (device loop0): rebuilding free space tree [ 258.206267][ T9975] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 258.258100][ T9975] btrfs: Deprecated parameter 'usebackuproot' [ 258.270518][ T9930] BTRFS info (device loop0): turning on sync discard [ 258.305045][ T9975] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 258.340452][ T9930] BTRFS info (device loop0): enabling free space tree [ 258.382622][ T9930] BTRFS info (device loop0): force clearing of disk cache [ 258.395498][ T9975] BTRFS info (device loop4 state M): rebuilding free space tree [ 258.447667][ T9930] BTRFS info (device loop0): enabling auto defrag [ 258.454168][ T9930] BTRFS info (device loop0): trying to use backup root at mount time [ 258.526190][ T9940] BTRFS info (device loop2): rebuilding free space tree [ 258.547279][ T9930] btrfs: Deprecated parameter 'usebackuproot' [ 258.583926][ T9930] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 258.633592][ T9940] BTRFS info (device loop2): turning on sync discard [ 258.635767][ T9930] btrfs: Deprecated parameter 'usebackuproot' [ 258.669761][ T9940] BTRFS info (device loop2): enabling free space tree [ 258.690887][ T9940] BTRFS info (device loop2): force clearing of disk cache [ 258.708698][ T9930] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 258.735228][ T9940] BTRFS info (device loop2): enabling auto defrag [ 258.741719][ T9940] BTRFS info (device loop2): trying to use backup root at mount time [ 258.774941][ T9930] BTRFS info (device loop0 state M): force clearing of disk cache [ 258.779221][ T9957] loop1: detected capacity change from 0 to 32768 [ 258.796398][ T9975] BTRFS info (device loop4 state M): force clearing of disk cache [ 258.801251][ T9930] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 258.845823][ T9957] btrfs: Deprecated parameter 'usebackuproot' [ 258.852682][ T9957] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 258.855099][ T9975] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 258.872708][ T9940] btrfs: Deprecated parameter 'usebackuproot' [ 258.892686][ T9992] btrfs: Deprecated parameter 'usebackuproot' [ 258.904031][ T9940] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 258.923735][ T9992] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 258.942457][ T9940] btrfs: Deprecated parameter 'usebackuproot' [ 258.955500][ T9957] btrfs: Deprecated parameter 'usebackuproot' [ 258.971933][ T9957] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 258.972148][ T9992] btrfs: Deprecated parameter 'usebackuproot' [ 258.995116][ T9940] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 259.016218][ T9957] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 46aaa607-4b26-4413-908a-c2da3a00fc89 [ 259.020749][ T9954] loop3: detected capacity change from 0 to 32768 [ 259.034147][ T9954] btrfs: Deprecated parameter 'usebackuproot' [ 259.051688][ T9957] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.212 (9957) [ 259.074666][ T9992] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 259.088525][ T5993] BTRFS info (device loop4): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 259.097338][ T9954] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 259.102501][ T9940] BTRFS info (device loop2 state M): force clearing of disk cache [ 259.123620][ T9957] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 259.142440][ T9957] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 259.157101][ T9940] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 259.164851][ T9954] btrfs: Deprecated parameter 'usebackuproot' [ 259.179741][ T9992] BTRFS info (device loop0 state M): rebuilding free space tree [ 259.199207][ T9954] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 259.227339][ T9954] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 7f85b6e1-5984-4b74-aa58-4a3fe49dd49e [ 259.239263][ T9954] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.211 (9954) [ 259.259816][T10000] btrfs: Deprecated parameter 'usebackuproot' [ 259.284907][T10000] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 259.322270][T10000] btrfs: Deprecated parameter 'usebackuproot' [ 259.344163][T10000] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 259.364344][T10000] BTRFS info (device loop2 state M): rebuilding free space tree [ 259.403032][ T9992] BTRFS info (device loop0 state M): force clearing of disk cache [ 259.457592][ T9992] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 259.478009][ T9954] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 259.504973][T10000] BTRFS info (device loop2 state M): force clearing of disk cache [ 259.544164][ T9954] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 259.566046][T10000] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 259.627574][ T9957] BTRFS info (device loop1): rebuilding free space tree [ 259.694300][ T5980] BTRFS info (device loop0): last unmount of filesystem bf59de33-4ccf-48c9-878f-e837131619b7 [ 259.785799][ T9957] BTRFS info (device loop1): turning on sync discard [ 259.822717][ T9940] BTRFS warning (device loop2): failed to trim 1 device(s), last error -512 [ 259.837416][ T9957] BTRFS info (device loop1): enabling free space tree [ 259.844257][ T9957] BTRFS info (device loop1): force clearing of disk cache [ 259.884844][ T9957] BTRFS info (device loop1): enabling auto defrag [ 259.935905][ T9957] BTRFS info (device loop1): trying to use backup root at mount time [ 259.965149][ T9954] BTRFS info (device loop3): rebuilding free space tree [ 260.008169][ T5989] BTRFS info (device loop2): last unmount of filesystem c45cd5ce-4a73-4968-ad15-9c7aebc0c700 [ 260.047934][ T9954] BTRFS info (device loop3): turning on sync discard [ 260.078351][ T9957] btrfs: Deprecated parameter 'usebackuproot' [ 260.091035][ T9954] BTRFS info (device loop3): enabling free space tree [ 260.109578][ T9957] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 260.125520][ T9954] BTRFS info (device loop3): force clearing of disk cache [ 260.149604][ T9954] BTRFS info (device loop3): enabling auto defrag [ 260.165554][ T9957] btrfs: Deprecated parameter 'usebackuproot' [ 260.171711][ T9957] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 260.181810][ T9954] BTRFS info (device loop3): trying to use backup root at mount time [ 260.222398][ T9954] btrfs: Deprecated parameter 'usebackuproot' [ 260.232218][ T9957] BTRFS info (device loop1 state M): force clearing of disk cache [ 260.259575][ T9954] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 260.322106][ T9954] btrfs: Deprecated parameter 'usebackuproot' [ 260.346401][T10035] btrfs: Deprecated parameter 'usebackuproot' [ 260.373036][T10035] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 260.374931][ T9954] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 260.456655][T10035] btrfs: Deprecated parameter 'usebackuproot' [ 260.463168][T10035] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 260.516058][T10036] btrfs: Deprecated parameter 'usebackuproot' [ 260.561285][T10036] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 260.617379][T10036] btrfs: Deprecated parameter 'usebackuproot' [ 260.661986][T10036] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 260.715146][T10013] loop4: detected capacity change from 0 to 32768 [ 260.725072][T10036] _btrfs_printk: 4 callbacks suppressed [ 260.725093][T10036] BTRFS info (device loop3 state M): rebuilding free space tree [ 260.755931][T10013] btrfs: Deprecated parameter 'usebackuproot' [ 260.794432][T10013] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 260.795033][T10035] BTRFS info (device loop1 state M): force clearing of disk cache [ 260.825357][T10035] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 260.847193][T10013] btrfs: Deprecated parameter 'usebackuproot' [ 260.888051][T10013] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 260.927665][ T5983] BTRFS info (device loop1): last unmount of filesystem 46aaa607-4b26-4413-908a-c2da3a00fc89 [ 260.948030][T10013] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.213 (10013) [ 260.965789][T10036] BTRFS info (device loop3 state M): force clearing of disk cache [ 260.994353][T10036] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 261.042793][T10013] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 261.083396][T10013] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 261.130108][ T5995] BTRFS info (device loop3): last unmount of filesystem 7f85b6e1-5984-4b74-aa58-4a3fe49dd49e [ 261.160364][ T1302] ieee802154 phy0 wpan0: encryption failed: -22 [ 261.167225][ T1302] ieee802154 phy1 wpan1: encryption failed: -22 [ 261.268058][T10031] loop0: detected capacity change from 0 to 32768 [ 261.329672][T10031] btrfs: Deprecated parameter 'usebackuproot' [ 261.368125][T10031] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 261.388999][T10013] BTRFS info (device loop4): rebuilding free space tree [ 261.460999][T10031] btrfs: Deprecated parameter 'usebackuproot' [ 261.476011][T10031] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 261.486742][T10013] BTRFS info (device loop4): turning on sync discard [ 261.504847][T10013] BTRFS info (device loop4): enabling free space tree [ 261.512455][T10013] BTRFS info (device loop4): force clearing of disk cache [ 261.524601][T10013] BTRFS info (device loop4): enabling auto defrag [ 261.531465][T10013] BTRFS info (device loop4): trying to use backup root at mount time [ 261.544771][T10031] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 0c6f02b0-021b-45cf-b424-26e077b9042f [ 261.576184][T10034] loop2: detected capacity change from 0 to 32768 [ 261.594934][T10031] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.214 (10031) [ 261.600564][T10034] btrfs: Deprecated parameter 'usebackuproot' [ 261.640012][T10034] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 261.659061][T10013] btrfs: Deprecated parameter 'usebackuproot' [ 261.678202][T10031] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 261.679907][T10013] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 261.698684][T10034] btrfs: Deprecated parameter 'usebackuproot' [ 261.728581][T10031] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 261.731400][T10034] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 261.764115][T10013] btrfs: Deprecated parameter 'usebackuproot' [ 261.791114][T10034] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 7cbf8e7b-af5c-4a4b-8a4e-e82e52a3ff55 [ 261.817807][T10034] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.215 (10034) [ 261.818063][T10013] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 261.853719][T10013] BTRFS info (device loop4 state M): force clearing of disk cache [ 261.869325][T10034] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 261.902782][T10013] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 261.978530][T10034] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 262.057494][T10031] BTRFS info (device loop0): rebuilding free space tree [ 262.085705][T10082] btrfs: Deprecated parameter 'usebackuproot' [ 262.091861][T10082] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 262.145298][T10082] btrfs: Deprecated parameter 'usebackuproot' [ 262.152166][T10082] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 262.162717][T10082] BTRFS info (device loop4 state M): rebuilding free space tree [ 262.172827][T10031] BTRFS info (device loop0): turning on sync discard [ 262.194306][T10031] BTRFS info (device loop0): enabling free space tree [ 262.224828][T10031] BTRFS info (device loop0): force clearing of disk cache [ 262.262026][T10031] BTRFS info (device loop0): enabling auto defrag [ 262.280130][T10034] BTRFS info (device loop2): rebuilding free space tree [ 262.305230][T10031] BTRFS info (device loop0): trying to use backup root at mount time [ 262.338769][T10082] BTRFS info (device loop4 state M): force clearing of disk cache [ 262.385318][T10034] BTRFS info (device loop2): turning on sync discard [ 262.392246][T10082] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 262.426456][T10031] btrfs: Deprecated parameter 'usebackuproot' [ 262.435219][T10034] BTRFS info (device loop2): enabling free space tree [ 262.458107][T10031] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 262.474756][T10034] BTRFS info (device loop2): force clearing of disk cache [ 262.486827][T10034] BTRFS info (device loop2): enabling auto defrag [ 262.513738][T10034] BTRFS info (device loop2): trying to use backup root at mount time [ 262.523823][T10031] btrfs: Deprecated parameter 'usebackuproot' [ 262.551466][T10013] BTRFS warning (device loop4): failed to trim 1 device(s), last error -512 [ 262.571759][T10034] btrfs: Deprecated parameter 'usebackuproot' 2025/09/30 03:45:52 executed programs: 211 [ 262.593489][T10034] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 262.595747][T10031] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 262.618996][T10034] btrfs: Deprecated parameter 'usebackuproot' [ 262.655599][ T5993] BTRFS info (device loop4): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 262.665367][T10031] BTRFS info (device loop0 state M): force clearing of disk cache [ 262.666757][T10034] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 262.673661][T10031] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 262.714329][T10050] loop1: detected capacity change from 0 to 32768 [ 262.734256][T10034] BTRFS info (device loop2 state M): force clearing of disk cache [ 262.749020][T10057] loop3: detected capacity change from 0 to 32768 [ 262.765066][T10034] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 262.784340][T10050] btrfs: Deprecated parameter 'usebackuproot' [ 262.789287][T10057] btrfs: Deprecated parameter 'usebackuproot' [ 262.816572][T10093] btrfs: Deprecated parameter 'usebackuproot' [ 262.822717][T10093] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 262.827624][T10050] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 262.859014][T10094] btrfs: Deprecated parameter 'usebackuproot' [ 262.864752][T10057] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 262.868705][T10094] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 262.889156][T10050] btrfs: Deprecated parameter 'usebackuproot' [ 262.895826][T10093] btrfs: Deprecated parameter 'usebackuproot' [ 262.901133][T10050] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 262.916250][T10057] btrfs: Deprecated parameter 'usebackuproot' [ 262.941086][T10093] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 262.952878][T10057] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 262.960870][T10094] btrfs: Deprecated parameter 'usebackuproot' [ 262.974665][T10093] BTRFS info (device loop0 state M): rebuilding free space tree [ 262.989100][T10057] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.217 (10057) [ 263.049694][T10094] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 263.104159][T10050] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 5bae30ac-f197-4a42-a97e-d6b6938849bd [ 263.123217][T10093] BTRFS info (device loop0 state M): force clearing of disk cache [ 263.163908][T10094] BTRFS info (device loop2 state M): rebuilding free space tree [ 263.174420][T10050] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.216 (10050) [ 263.177405][T10093] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 263.321356][ T5980] BTRFS info (device loop0): last unmount of filesystem 0c6f02b0-021b-45cf-b424-26e077b9042f [ 263.334075][T10094] BTRFS info (device loop2 state M): force clearing of disk cache [ 263.363198][T10057] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 263.364579][T10050] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 263.386694][T10094] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 263.387944][T10057] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 263.446471][T10050] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 263.475366][ T5989] BTRFS info (device loop2): last unmount of filesystem 7cbf8e7b-af5c-4a4b-8a4e-e82e52a3ff55 [ 263.674571][T10096] loop4: detected capacity change from 0 to 32768 [ 263.683153][T10096] btrfs: Deprecated parameter 'usebackuproot' [ 263.688964][T10057] BTRFS info (device loop3): rebuilding free space tree [ 263.689454][T10096] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 263.706007][T10096] btrfs: Deprecated parameter 'usebackuproot' [ 263.712132][T10096] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 263.737128][T10096] BTRFS info: device /dev/loop4 (7:4) using temp-fsid d8587fb4-046e-4e6c-bf8c-a151b1d48ea1 [ 263.772559][T10050] BTRFS info (device loop1): rebuilding free space tree [ 263.791791][T10096] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.218 (10096) [ 263.805691][T10057] BTRFS info (device loop3): turning on sync discard [ 263.812444][T10057] BTRFS info (device loop3): enabling free space tree [ 263.846273][T10057] BTRFS info (device loop3): force clearing of disk cache [ 263.884997][T10057] BTRFS info (device loop3): enabling auto defrag [ 263.892913][T10096] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 263.907704][T10050] BTRFS info (device loop1): turning on sync discard [ 263.922379][T10057] BTRFS info (device loop3): trying to use backup root at mount time [ 263.931205][T10050] BTRFS info (device loop1): enabling free space tree [ 263.947213][T10096] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 263.995034][T10050] BTRFS info (device loop1): force clearing of disk cache [ 264.002264][T10050] BTRFS info (device loop1): enabling auto defrag [ 264.020670][T10057] btrfs: Deprecated parameter 'usebackuproot' [ 264.053565][T10057] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 264.091430][T10050] BTRFS info (device loop1): trying to use backup root at mount time [ 264.095055][T10057] btrfs: Deprecated parameter 'usebackuproot' [ 264.128130][T10057] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 264.194266][T10057] BTRFS info (device loop3 state M): force clearing of disk cache [ 264.212844][T10057] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 264.289753][T10096] BTRFS info (device loop4): rebuilding free space tree [ 264.296899][T10149] btrfs: Deprecated parameter 'usebackuproot' [ 264.306454][T10149] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 264.334101][T10149] btrfs: Deprecated parameter 'usebackuproot' [ 264.362437][T10096] BTRFS info (device loop4): turning on sync discard [ 264.369619][ T5983] BTRFS info (device loop1): last unmount of filesystem 5bae30ac-f197-4a42-a97e-d6b6938849bd [ 264.374818][T10149] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 264.402868][T10096] BTRFS info (device loop4): enabling free space tree [ 264.423422][T10096] BTRFS info (device loop4): force clearing of disk cache [ 264.443831][T10149] BTRFS info (device loop3 state M): rebuilding free space tree [ 264.453920][T10096] BTRFS info (device loop4): enabling auto defrag [ 264.462327][T10096] BTRFS info (device loop4): trying to use backup root at mount time [ 264.512451][T10096] btrfs: Deprecated parameter 'usebackuproot' [ 264.531337][T10096] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 264.554274][T10096] btrfs: Deprecated parameter 'usebackuproot' [ 264.561602][T10096] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 264.572171][T10096] BTRFS info (device loop4 state M): force clearing of disk cache [ 264.582167][T10096] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 264.610682][T10149] BTRFS info (device loop3 state M): force clearing of disk cache [ 264.640534][T10149] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 264.685817][T10153] btrfs: Deprecated parameter 'usebackuproot' [ 264.734751][T10153] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 264.768610][T10153] btrfs: Deprecated parameter 'usebackuproot' [ 264.805269][T10153] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 264.815042][T10153] BTRFS info (device loop4 state M): rebuilding free space tree [ 264.837273][T10057] BTRFS warning (device loop3): failed to trim 1 device(s), last error -512 [ 264.871236][T10153] BTRFS info (device loop4 state M): force clearing of disk cache [ 264.921873][T10153] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 264.932069][ T5995] BTRFS info (device loop3): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 265.119899][T10129] loop0: detected capacity change from 0 to 32768 [ 265.144320][T10096] BTRFS warning (device loop4): failed to trim 1 device(s), last error -512 [ 265.176938][T10129] btrfs: Deprecated parameter 'usebackuproot' [ 265.183101][T10129] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 265.218191][ T5993] BTRFS info (device loop4): last unmount of filesystem d8587fb4-046e-4e6c-bf8c-a151b1d48ea1 [ 265.269403][T10129] btrfs: Deprecated parameter 'usebackuproot' [ 265.335587][T10129] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 265.375500][T10132] loop2: detected capacity change from 0 to 32768 [ 265.399497][T10129] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.219 (10129) [ 265.419355][T10132] btrfs: Deprecated parameter 'usebackuproot' [ 265.453011][T10132] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 265.516836][T10132] btrfs: Deprecated parameter 'usebackuproot' [ 265.522996][T10132] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 265.537009][T10129] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 265.576713][T10129] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 265.595076][T10132] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 8f6bef33-d458-49cc-81f9-44efb3df0f15 [ 265.645633][T10132] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.220 (10132) [ 265.875463][T10132] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 265.894969][T10132] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 265.969125][T10129] BTRFS info (device loop0): rebuilding free space tree [ 266.047512][T10129] BTRFS info (device loop0): turning on sync discard [ 266.064888][T10129] BTRFS info (device loop0): enabling free space tree [ 266.097997][T10129] BTRFS info (device loop0): force clearing of disk cache [ 266.111092][T10152] loop1: detected capacity change from 0 to 32768 [ 266.140334][T10129] BTRFS info (device loop0): enabling auto defrag [ 266.157116][T10152] btrfs: Deprecated parameter 'usebackuproot' [ 266.163273][T10152] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 266.173369][T10132] BTRFS info (device loop2): rebuilding free space tree [ 266.194844][T10129] BTRFS info (device loop0): trying to use backup root at mount time [ 266.215528][T10152] btrfs: Deprecated parameter 'usebackuproot' [ 266.231480][T10152] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 266.247578][T10132] BTRFS info (device loop2): turning on sync discard [ 266.254339][T10132] BTRFS info (device loop2): enabling free space tree [ 266.285310][T10152] BTRFS info: device /dev/loop1 (7:1) using temp-fsid a6b6adb7-ee0d-4374-91fc-884664fb7515 [ 266.295881][T10132] BTRFS info (device loop2): force clearing of disk cache [ 266.304573][T10129] btrfs: Deprecated parameter 'usebackuproot' [ 266.324828][T10152] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.221 (10152) [ 266.340110][T10129] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 266.349773][T10132] BTRFS info (device loop2): enabling auto defrag [ 266.363897][T10132] BTRFS info (device loop2): trying to use backup root at mount time [ 266.374892][T10129] btrfs: Deprecated parameter 'usebackuproot' [ 266.381040][T10129] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 266.417056][T10152] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 266.445019][T10129] BTRFS info (device loop0 state M): force clearing of disk cache [ 266.452927][T10129] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 266.475915][T10152] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 266.495973][T10132] btrfs: Deprecated parameter 'usebackuproot' [ 266.528404][T10132] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 266.555126][T10194] btrfs: Deprecated parameter 'usebackuproot' [ 266.562014][T10194] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 266.562929][T10156] loop3: detected capacity change from 0 to 32768 [ 266.591875][T10132] btrfs: Deprecated parameter 'usebackuproot' [ 266.615346][T10194] btrfs: Deprecated parameter 'usebackuproot' [ 266.643051][T10132] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 266.682200][T10194] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 266.697188][T10156] btrfs: Deprecated parameter 'usebackuproot' [ 266.703332][T10156] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 266.735872][T10132] BTRFS info (device loop2 state M): force clearing of disk cache [ 266.751211][T10194] BTRFS info (device loop0 state M): rebuilding free space tree [ 266.770842][T10194] BTRFS info (device loop0 state M): force clearing of disk cache [ 266.774996][T10156] btrfs: Deprecated parameter 'usebackuproot' [ 266.785243][T10194] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 266.794612][T10132] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 266.846033][T10152] BTRFS info (device loop1): rebuilding free space tree [ 266.863381][T10156] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 266.864528][T10210] btrfs: Deprecated parameter 'usebackuproot' [ 266.899432][T10129] BTRFS warning (device loop0): failed to trim 1 block group(s), last error -512 [ 266.912934][T10156] BTRFS info: device /dev/loop3 (7:3) using temp-fsid e8abaca3-2d0b-405f-914a-2ab864230118 [ 266.944081][T10152] BTRFS info (device loop1): turning on sync discard [ 266.970612][T10156] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.222 (10156) [ 267.001694][T10152] BTRFS info (device loop1): enabling free space tree [ 267.008797][T10210] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 267.063698][T10152] BTRFS info (device loop1): force clearing of disk cache [ 267.084840][T10158] loop4: detected capacity change from 0 to 32768 [ 267.107129][T10210] btrfs: Deprecated parameter 'usebackuproot' [ 267.113383][T10210] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 267.132550][T10158] btrfs: Deprecated parameter 'usebackuproot' [ 267.134125][T10152] BTRFS info (device loop1): enabling auto defrag [ 267.173099][T10158] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 267.198192][T10152] BTRFS info (device loop1): trying to use backup root at mount time [ 267.207294][T10129] BTRFS warning (device loop0): failed to trim 1 device(s), last error -512 [ 267.214927][T10210] BTRFS info (device loop2 state M): rebuilding free space tree [ 267.244811][T10158] btrfs: Deprecated parameter 'usebackuproot' [ 267.279468][T10158] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 267.293756][T10156] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 267.339292][T10156] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 267.355682][ T5980] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 267.366564][T10152] btrfs: Deprecated parameter 'usebackuproot' [ 267.390146][T10158] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 822c7c30-7540-446c-a0e2-9b3a89a81c6b [ 267.413087][T10210] BTRFS info (device loop2 state M): force clearing of disk cache [ 267.421143][T10152] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 267.430665][T10158] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.223 (10158) [ 267.468646][T10210] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 267.477894][T10152] btrfs: Deprecated parameter 'usebackuproot' [ 267.490329][T10152] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 267.514327][T10158] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 267.526882][T10158] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 267.562367][T10152] BTRFS info (device loop1 state M): force clearing of disk cache 2025/09/30 03:45:57 executed programs: 218 [ 267.597661][T10152] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 267.619673][ T5989] BTRFS info (device loop2): last unmount of filesystem 8f6bef33-d458-49cc-81f9-44efb3df0f15 [ 267.658806][T10156] BTRFS info (device loop3): rebuilding free space tree [ 267.712948][T10156] BTRFS info (device loop3): turning on sync discard [ 267.715313][T10242] btrfs: Deprecated parameter 'usebackuproot' [ 267.740109][T10242] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 267.749861][T10156] BTRFS info (device loop3): enabling free space tree [ 267.750879][T10242] btrfs: Deprecated parameter 'usebackuproot' [ 267.775721][T10156] BTRFS info (device loop3): force clearing of disk cache [ 267.805079][T10242] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 267.818545][T10242] BTRFS info (device loop1 state M): rebuilding free space tree [ 267.826242][T10156] BTRFS info (device loop3): enabling auto defrag [ 267.826269][T10156] BTRFS info (device loop3): trying to use backup root at mount time [ 267.871279][T10156] btrfs: Deprecated parameter 'usebackuproot' [ 267.883029][T10158] BTRFS info (device loop4): rebuilding free space tree [ 267.896941][T10242] BTRFS info (device loop1 state M): force clearing of disk cache [ 267.921770][T10156] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 267.947457][T10158] BTRFS info (device loop4): turning on sync discard [ 267.956180][T10242] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 267.986688][T10156] btrfs: Deprecated parameter 'usebackuproot' [ 267.992850][T10156] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 268.002239][T10158] BTRFS info (device loop4): enabling free space tree [ 268.002265][T10158] BTRFS info (device loop4): force clearing of disk cache [ 268.002283][T10158] BTRFS info (device loop4): enabling auto defrag [ 268.002301][T10158] BTRFS info (device loop4): trying to use backup root at mount time [ 268.056543][T10156] BTRFS info (device loop3 state M): force clearing of disk cache [ 268.119278][T10156] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 268.133237][T10152] BTRFS warning (device loop1): failed to trim 1 block group(s), last error -512 [ 268.196996][T10158] btrfs: Deprecated parameter 'usebackuproot' [ 268.203289][T10158] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 268.245673][T10158] btrfs: Deprecated parameter 'usebackuproot' [ 268.251839][T10158] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 268.265429][T10249] btrfs: Deprecated parameter 'usebackuproot' [ 268.271573][T10249] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 268.326311][T10158] BTRFS info (device loop4 state M): force clearing of disk cache [ 268.361586][T10158] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 268.386283][T10249] btrfs: Deprecated parameter 'usebackuproot' [ 268.399233][T10152] BTRFS warning (device loop1): failed to trim 1 device(s), last error -512 [ 268.403297][T10249] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 268.447876][T10250] btrfs: Deprecated parameter 'usebackuproot' [ 268.464013][T10250] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 268.481380][T10249] BTRFS info (device loop3 state M): rebuilding free space tree [ 268.524948][T10250] btrfs: Deprecated parameter 'usebackuproot' [ 268.549375][ T5983] BTRFS info (device loop1): last unmount of filesystem a6b6adb7-ee0d-4374-91fc-884664fb7515 [ 268.565077][T10250] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 268.611465][T10250] BTRFS info (device loop4 state M): rebuilding free space tree [ 268.662080][T10249] BTRFS info (device loop3 state M): force clearing of disk cache [ 268.714896][T10249] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 268.817318][ T5995] BTRFS info (device loop3): last unmount of filesystem e8abaca3-2d0b-405f-914a-2ab864230118 [ 268.922954][T10250] BTRFS info (device loop4 state M): force clearing of disk cache [ 268.934870][T10250] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 269.024066][ T5993] BTRFS info (device loop4): last unmount of filesystem 822c7c30-7540-446c-a0e2-9b3a89a81c6b [ 269.045848][T10244] loop0: detected capacity change from 0 to 32768 [ 269.053514][T10244] btrfs: Deprecated parameter 'usebackuproot' [ 269.091470][T10244] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 269.134962][T10244] btrfs: Deprecated parameter 'usebackuproot' [ 269.171766][T10244] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 269.228223][T10244] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.224 (10244) [ 269.345671][T10244] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 269.386585][T10244] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 269.552644][T10248] loop2: detected capacity change from 0 to 32768 [ 269.589364][T10248] btrfs: Deprecated parameter 'usebackuproot' [ 269.663237][T10248] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 269.716754][T10248] btrfs: Deprecated parameter 'usebackuproot' [ 269.722905][T10248] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 269.749186][T10244] BTRFS info (device loop0): rebuilding free space tree [ 269.801025][T10248] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 660c26fa-0762-4bce-96e3-068b9b278786 [ 269.835380][T10244] BTRFS info (device loop0): turning on sync discard [ 269.842141][T10244] BTRFS info (device loop0): enabling free space tree [ 269.855041][T10254] loop1: detected capacity change from 0 to 32768 [ 269.856113][T10248] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.225 (10248) [ 269.882764][T10254] btrfs: Deprecated parameter 'usebackuproot' [ 269.904770][T10254] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 269.912219][T10244] BTRFS info (device loop0): force clearing of disk cache [ 269.945176][T10244] BTRFS info (device loop0): enabling auto defrag [ 269.968348][T10248] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 269.972400][T10254] btrfs: Deprecated parameter 'usebackuproot' [ 269.979467][T10244] BTRFS info (device loop0): trying to use backup root at mount time [ 270.015723][T10248] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 270.038822][T10254] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 270.101112][T10254] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 75461f5e-7753-4572-b4c2-7e1fb24017ab [ 270.116959][T10254] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.226 (10254) [ 270.187882][T10244] btrfs: Deprecated parameter 'usebackuproot' [ 270.209805][T10244] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 270.242292][T10254] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 270.264982][T10244] btrfs: Deprecated parameter 'usebackuproot' [ 270.271223][T10244] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 270.300562][T10254] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 270.313246][T10248] BTRFS info (device loop2): rebuilding free space tree [ 270.329027][T10244] BTRFS info (device loop0 state M): force clearing of disk cache [ 270.355096][T10256] loop3: detected capacity change from 0 to 32768 [ 270.364037][T10244] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 270.379319][T10256] btrfs: Deprecated parameter 'usebackuproot' [ 270.379984][T10248] BTRFS info (device loop2): turning on sync discard [ 270.393313][T10256] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 270.407890][T10256] btrfs: Deprecated parameter 'usebackuproot' [ 270.414210][T10256] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 270.425994][T10248] BTRFS info (device loop2): enabling free space tree [ 270.433096][T10248] BTRFS info (device loop2): force clearing of disk cache [ 270.462872][T10256] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 71c78e5d-9c18-4c55-974e-74acfbea431a [ 270.465234][T10297] btrfs: Deprecated parameter 'usebackuproot' [ 270.519042][T10256] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.227 (10256) [ 270.537508][T10297] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 270.555241][T10297] btrfs: Deprecated parameter 'usebackuproot' [ 270.561401][T10297] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 270.574234][T10248] BTRFS info (device loop2): enabling auto defrag [ 270.601400][T10297] BTRFS info (device loop0 state M): rebuilding free space tree [ 270.618216][T10248] BTRFS info (device loop2): trying to use backup root at mount time [ 270.675902][T10256] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 270.736731][T10254] BTRFS info (device loop1): rebuilding free space tree [ 270.769597][T10254] BTRFS info (device loop1): turning on sync discard [ 270.775193][T10297] BTRFS info (device loop0 state M): force clearing of disk cache [ 270.777499][T10256] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 270.801573][T10258] loop4: detected capacity change from 0 to 32768 [ 270.831651][T10258] btrfs: Deprecated parameter 'usebackuproot' [ 270.854123][T10248] btrfs: Deprecated parameter 'usebackuproot' [ 270.863804][T10258] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 270.864881][T10248] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 270.874141][T10258] btrfs: Deprecated parameter 'usebackuproot' [ 270.889565][T10258] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 270.899386][T10248] btrfs: Deprecated parameter 'usebackuproot' [ 270.916488][T10254] btrfs: Deprecated parameter 'usebackuproot' [ 270.926450][T10248] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 270.961754][T10254] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 270.993239][T10248] _btrfs_printk: 5 callbacks suppressed [ 270.993262][T10248] BTRFS info (device loop2 state M): force clearing of disk cache [ 271.030237][T10254] btrfs: Deprecated parameter 'usebackuproot' [ 271.061681][T10248] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 271.074937][T10254] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 271.112227][T10244] BTRFS warning (device loop0): failed to trim 1 device(s), last error -512 [ 271.122299][T10258] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 20fb4e78-5858-4921-be0a-ec6bb68ab3e9 [ 271.122427][T10254] BTRFS info (device loop1 state M): force clearing of disk cache [ 271.134513][T10258] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.228 (10258) [ 271.196260][T10324] btrfs: Deprecated parameter 'usebackuproot' [ 271.202681][T10324] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 271.214855][T10254] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 271.254993][T10324] btrfs: Deprecated parameter 'usebackuproot' [ 271.261520][ T5980] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 271.262538][T10324] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 271.306777][T10325] btrfs: Deprecated parameter 'usebackuproot' [ 271.332865][T10258] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 271.343511][T10325] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 271.365872][T10256] BTRFS info (device loop3): rebuilding free space tree [ 271.373952][T10258] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 271.388582][T10324] BTRFS info (device loop2 state M): rebuilding free space tree [ 271.396715][T10325] btrfs: Deprecated parameter 'usebackuproot' [ 271.402878][T10325] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 271.438495][T10256] BTRFS info (device loop3): turning on sync discard [ 271.455949][T10256] BTRFS info (device loop3): enabling free space tree [ 271.462807][T10256] BTRFS info (device loop3): force clearing of disk cache [ 271.472472][T10325] BTRFS info (device loop1 state M): rebuilding free space tree [ 271.519099][T10324] BTRFS info (device loop2 state M): force clearing of disk cache [ 271.525109][T10256] BTRFS info (device loop3): enabling auto defrag [ 271.543191][T10256] BTRFS info (device loop3): trying to use backup root at mount time [ 271.550783][T10324] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 271.664433][T10258] BTRFS info (device loop4): rebuilding free space tree [ 271.699159][T10256] btrfs: Deprecated parameter 'usebackuproot' [ 271.715500][T10325] BTRFS info (device loop1 state M): force clearing of disk cache [ 271.752014][T10256] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 271.752046][T10325] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 271.808872][T10258] BTRFS info (device loop4): turning on sync discard [ 271.815943][T10256] btrfs: Deprecated parameter 'usebackuproot' [ 271.850822][T10256] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 271.875980][T10258] BTRFS info (device loop4): enabling free space tree [ 271.906532][T10256] BTRFS info (device loop3 state M): force clearing of disk cache [ 271.917191][T10258] BTRFS info (device loop4): force clearing of disk cache [ 271.924382][T10258] BTRFS info (device loop4): enabling auto defrag [ 271.939765][T10248] BTRFS warning (device loop2): failed to trim 1 device(s), last error -512 [ 271.964791][T10256] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 271.992453][ T5983] BTRFS info (device loop1): last unmount of filesystem 75461f5e-7753-4572-b4c2-7e1fb24017ab [ 272.004243][T10258] BTRFS info (device loop4): trying to use backup root at mount time [ 272.049650][ T5989] BTRFS info (device loop2): last unmount of filesystem 660c26fa-0762-4bce-96e3-068b9b278786 [ 272.068271][T10348] btrfs: Deprecated parameter 'usebackuproot' [ 272.074431][T10348] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 272.094962][T10348] btrfs: Deprecated parameter 'usebackuproot' [ 272.114388][T10258] btrfs: Deprecated parameter 'usebackuproot' [ 272.130557][T10348] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 272.149926][T10258] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 272.175697][T10348] BTRFS info (device loop3 state M): rebuilding free space tree [ 272.189454][T10258] btrfs: Deprecated parameter 'usebackuproot' [ 272.269442][T10258] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 272.315411][T10258] BTRFS info (device loop4 state M): force clearing of disk cache [ 272.323305][T10258] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 272.462407][T10353] btrfs: Deprecated parameter 'usebackuproot' [ 272.474949][T10353] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 272.517982][T10348] BTRFS info (device loop3 state M): force clearing of disk cache [ 272.544840][T10353] btrfs: Deprecated parameter 'usebackuproot' [ 272.558193][T10348] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 272.560027][T10353] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 272.608953][T10353] BTRFS info (device loop4 state M): rebuilding free space tree 2025/09/30 03:46:02 executed programs: 225 [ 272.660527][ T5995] BTRFS info (device loop3): last unmount of filesystem 71c78e5d-9c18-4c55-974e-74acfbea431a [ 272.681571][T10353] BTRFS info (device loop4 state M): force clearing of disk cache [ 272.724858][T10353] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 273.028142][T10258] BTRFS warning (device loop4): failed to trim 1 device(s), last error -512 [ 273.108264][ T5993] BTRFS info (device loop4): last unmount of filesystem 20fb4e78-5858-4921-be0a-ec6bb68ab3e9 [ 273.152916][T10346] loop0: detected capacity change from 0 to 32768 [ 273.182776][T10346] btrfs: Deprecated parameter 'usebackuproot' [ 273.203591][T10346] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 273.237738][T10346] btrfs: Deprecated parameter 'usebackuproot' [ 273.246006][T10346] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 273.287086][T10346] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.229 (10346) [ 273.373067][T10346] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 273.417040][T10346] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 273.493876][T10351] loop1: detected capacity change from 0 to 32768 [ 273.566692][T10351] btrfs: Deprecated parameter 'usebackuproot' [ 273.632371][T10351] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 273.665284][T10346] BTRFS info (device loop0): rebuilding free space tree [ 273.695542][T10351] btrfs: Deprecated parameter 'usebackuproot' [ 273.704131][T10351] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 273.725622][T10352] loop2: detected capacity change from 0 to 32768 [ 273.754597][T10351] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 5364359d-7557-4423-9a15-c80350a8f386 [ 273.771280][T10346] BTRFS info (device loop0): turning on sync discard [ 273.775981][T10352] btrfs: Deprecated parameter 'usebackuproot' [ 273.794739][T10346] BTRFS info (device loop0): enabling free space tree [ 273.814917][T10351] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.230 (10351) [ 273.815917][T10352] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 273.844779][T10346] BTRFS info (device loop0): force clearing of disk cache [ 273.875008][T10346] BTRFS info (device loop0): enabling auto defrag [ 273.881513][T10346] BTRFS info (device loop0): trying to use backup root at mount time [ 273.898436][T10352] btrfs: Deprecated parameter 'usebackuproot' [ 273.925593][T10352] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 273.935040][T10351] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 273.935135][T10351] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 274.026021][T10358] loop4: detected capacity change from 0 to 32768 [ 274.028312][T10352] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 8908231b-909c-429d-b324-cb75b2e076b8 [ 274.033800][T10358] btrfs: Deprecated parameter 'usebackuproot' [ 274.052818][T10358] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 274.062746][T10346] btrfs: Deprecated parameter 'usebackuproot' [ 274.068985][T10346] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 274.078621][T10352] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.231 (10352) [ 274.098164][T10358] btrfs: Deprecated parameter 'usebackuproot' [ 274.135457][T10346] btrfs: Deprecated parameter 'usebackuproot' [ 274.141631][T10346] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 274.152778][T10358] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 274.189523][T10352] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 274.201366][T10346] BTRFS info (device loop0 state M): force clearing of disk cache [ 274.211277][T10346] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 274.226567][T10356] loop3: detected capacity change from 0 to 32768 [ 274.232616][T10358] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 1b4e25f9-ae11-48bf-bbe2-5a346f0054a4 [ 274.234481][T10356] btrfs: Deprecated parameter 'usebackuproot' [ 274.249473][T10356] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 274.259090][T10356] btrfs: Deprecated parameter 'usebackuproot' [ 274.265785][T10356] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 274.268254][T10352] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 274.293002][T10358] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.233 (10358) [ 274.357996][T10390] btrfs: Deprecated parameter 'usebackuproot' [ 274.364554][T10390] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 274.383448][T10356] BTRFS info: device /dev/loop3 (7:3) using temp-fsid a5c90e63-153c-4da2-8165-da869a32bfb9 [ 274.389676][T10358] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 274.414277][T10390] btrfs: Deprecated parameter 'usebackuproot' [ 274.435107][T10356] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.232 (10356) [ 274.448107][T10358] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 274.458926][T10390] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 274.494175][T10390] BTRFS info (device loop0 state M): rebuilding free space tree [ 274.622097][T10356] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 274.644425][T10390] BTRFS info (device loop0 state M): force clearing of disk cache [ 274.659633][T10356] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 274.679229][T10390] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 274.688477][T10351] BTRFS info (device loop1): rebuilding free space tree [ 274.732104][T10352] BTRFS info (device loop2): rebuilding free space tree [ 274.738137][T10351] BTRFS info (device loop1): turning on sync discard [ 274.746728][T10351] BTRFS info (device loop1): enabling free space tree [ 274.753555][T10351] BTRFS info (device loop1): force clearing of disk cache [ 274.760864][T10351] BTRFS info (device loop1): enabling auto defrag [ 274.767358][T10351] BTRFS info (device loop1): trying to use backup root at mount time [ 274.791800][ T5980] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 274.837558][T10358] BTRFS info (device loop4): rebuilding free space tree [ 274.849142][T10352] BTRFS info (device loop2): turning on sync discard [ 274.876983][T10351] btrfs: Deprecated parameter 'usebackuproot' [ 274.883153][T10351] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 274.883438][T10352] BTRFS info (device loop2): enabling free space tree [ 274.905483][T10351] btrfs: Deprecated parameter 'usebackuproot' [ 274.911646][T10351] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 274.980465][T10358] BTRFS info (device loop4): turning on sync discard [ 275.009105][T10356] BTRFS info (device loop3): rebuilding free space tree [ 275.016863][T10351] BTRFS info (device loop1 state M): force clearing of disk cache [ 275.036621][T10352] BTRFS info (device loop2): force clearing of disk cache [ 275.043932][T10352] BTRFS info (device loop2): enabling auto defrag [ 275.055540][T10358] BTRFS info (device loop4): enabling free space tree [ 275.062655][T10358] BTRFS info (device loop4): force clearing of disk cache [ 275.086877][T10356] BTRFS info (device loop3): turning on sync discard [ 275.093903][T10356] BTRFS info (device loop3): enabling free space tree [ 275.094770][T10351] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 275.101563][T10356] BTRFS info (device loop3): force clearing of disk cache [ 275.117317][T10358] BTRFS info (device loop4): enabling auto defrag [ 275.118026][T10352] BTRFS info (device loop2): trying to use backup root at mount time [ 275.144931][T10358] BTRFS info (device loop4): trying to use backup root at mount time [ 275.188472][T10356] BTRFS info (device loop3): enabling auto defrag [ 275.197290][T10442] btrfs: Deprecated parameter 'usebackuproot' [ 275.226816][T10356] BTRFS info (device loop3): trying to use backup root at mount time [ 275.249471][T10442] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 275.280917][T10352] btrfs: Deprecated parameter 'usebackuproot' [ 275.280917][T10358] btrfs: Deprecated parameter 'usebackuproot' [ 275.280947][T10358] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 275.298266][T10442] btrfs: Deprecated parameter 'usebackuproot' [ 275.313633][T10358] btrfs: Deprecated parameter 'usebackuproot' [ 275.351213][T10356] btrfs: Deprecated parameter 'usebackuproot' [ 275.359007][T10352] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 275.370225][T10358] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 275.390284][T10356] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 275.404878][T10442] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 275.405235][T10352] btrfs: Deprecated parameter 'usebackuproot' [ 275.444842][T10356] btrfs: Deprecated parameter 'usebackuproot' [ 275.451094][T10356] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 275.460829][T10358] BTRFS info (device loop4 state M): force clearing of disk cache [ 275.486410][T10358] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 275.491610][T10442] BTRFS info (device loop1 state M): rebuilding free space tree [ 275.504061][T10352] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 275.504477][T10352] BTRFS info (device loop2 state M): force clearing of disk cache [ 275.504501][T10352] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 275.577684][T10447] btrfs: Deprecated parameter 'usebackuproot' [ 275.586676][T10446] btrfs: Deprecated parameter 'usebackuproot' [ 275.593109][T10446] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 275.596128][T10356] BTRFS info (device loop3 state M): force clearing of disk cache [ 275.614908][T10447] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 275.625605][T10356] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 275.635377][T10446] btrfs: Deprecated parameter 'usebackuproot' [ 275.641521][T10446] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 275.679124][T10447] btrfs: Deprecated parameter 'usebackuproot' [ 275.685316][T10447] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 275.695713][T10447] BTRFS info (device loop2 state M): rebuilding free space tree [ 275.745138][T10448] btrfs: Deprecated parameter 'usebackuproot' [ 275.763055][T10448] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 275.834894][T10448] btrfs: Deprecated parameter 'usebackuproot' [ 275.858762][T10448] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 275.997414][T10351] BTRFS warning (device loop1): failed to trim 1 device(s), last error -512 [ 276.010693][T10447] _btrfs_printk: 8 callbacks suppressed [ 276.010715][T10447] BTRFS info (device loop2 state M): force clearing of disk cache [ 276.066557][T10447] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 276.107781][ T5983] BTRFS info (device loop1): last unmount of filesystem 5364359d-7557-4423-9a15-c80350a8f386 [ 276.186257][ T5989] BTRFS info (device loop2): last unmount of filesystem 8908231b-909c-429d-b324-cb75b2e076b8 [ 276.194377][T10358] BTRFS warning (device loop4): failed to trim 1 device(s), last error -512 [ 276.264325][T10356] BTRFS warning (device loop3): failed to trim 1 device(s), last error -512 [ 276.276110][ T5993] BTRFS info (device loop4): last unmount of filesystem 1b4e25f9-ae11-48bf-bbe2-5a346f0054a4 [ 276.331904][ T5995] BTRFS info (device loop3): last unmount of filesystem a5c90e63-153c-4da2-8165-da869a32bfb9 [ 276.697079][T10444] loop0: detected capacity change from 0 to 32768 [ 276.727747][T10444] btrfs: Deprecated parameter 'usebackuproot' [ 276.733913][T10444] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 276.798774][T10444] btrfs: Deprecated parameter 'usebackuproot' [ 276.820285][T10444] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 276.874023][T10444] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.234 (10444) [ 276.957405][T10444] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 276.997198][T10444] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 277.385154][T10444] BTRFS info (device loop0): rebuilding free space tree [ 277.465485][T10444] BTRFS info (device loop0): turning on sync discard [ 277.472390][T10444] BTRFS info (device loop0): enabling free space tree [ 277.534784][T10444] BTRFS info (device loop0): force clearing of disk cache [ 277.541979][T10444] BTRFS info (device loop0): enabling auto defrag [ 277.575085][T10457] loop4: detected capacity change from 0 to 32768 [ 277.594865][T10444] BTRFS info (device loop0): trying to use backup root at mount time [ 277.603360][T10457] btrfs: Deprecated parameter 'usebackuproot' [ 277.639442][T10444] btrfs: Deprecated parameter 'usebackuproot' [ 277.647225][T10457] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 277.656919][T10444] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 277.689315][T10457] btrfs: Deprecated parameter 'usebackuproot' [ 277.711806][T10444] btrfs: Deprecated parameter 'usebackuproot' [ 277.731984][T10444] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 277.734790][T10457] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 277.766662][T10451] loop1: detected capacity change from 0 to 32768 [ 277.794961][T10451] btrfs: Deprecated parameter 'usebackuproot' [ 277.801878][T10451] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 277.811624][T10444] BTRFS info (device loop0 state M): force clearing of disk cache [ 277.811999][T10457] BTRFS info: device /dev/loop4 (7:4) using temp-fsid e5ae238a-8180-48b1-a695-5cf033f79ad9 [ 277.832355][T10444] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 277.861456][T10457] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.237 (10457) [ 277.874610][T10451] btrfs: Deprecated parameter 'usebackuproot' [ 277.903072][T10451] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 277.919623][T10454] loop3: detected capacity change from 0 to 32768 [ 277.927653][T10474] btrfs: Deprecated parameter 'usebackuproot' [ 277.933849][T10474] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 277.962835][T10451] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 2febb06b-c733-48ba-974f-d1909304c838 [ 277.968833][T10457] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 277.974787][T10454] btrfs: Deprecated parameter 'usebackuproot' [ 278.004878][T10451] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.235 (10451) [ 278.027383][T10474] btrfs: Deprecated parameter 'usebackuproot' [ 278.033552][T10474] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 278.040247][T10457] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 278.059718][T10454] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 278.074951][T10474] BTRFS info (device loop0 state M): rebuilding free space tree [ 278.101986][T10456] loop2: detected capacity change from 0 to 32768 [ 278.109084][T10451] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 278.116588][T10454] btrfs: Deprecated parameter 'usebackuproot' [ 278.145420][T10454] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 278.174259][T10451] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 278.208195][T10454] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 63e6b07a-e482-40c2-8279-f870e2101fc9 [ 278.224874][T10454] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.238 (10454) [ 278.236046][T10456] btrfs: Deprecated parameter 'usebackuproot' [ 278.263569][T10456] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 278.343845][T10454] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 278.355521][T10456] btrfs: Deprecated parameter 'usebackuproot' [ 278.361660][T10456] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 278.379931][T10454] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 278.479767][T10474] BTRFS info (device loop0 state M): force clearing of disk cache [ 278.488009][T10456] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 8e8d8c58-05c2-44ce-9ddd-20b20cd8a583 [ 278.498444][T10474] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 278.519261][T10456] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.236 (10456) 2025/09/30 03:46:08 executed programs: 232 [ 278.561022][ T5980] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 278.620321][T10456] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 278.646991][T10451] BTRFS info (device loop1): rebuilding free space tree [ 278.672622][T10456] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 278.697201][T10457] BTRFS info (device loop4): rebuilding free space tree [ 278.709006][T10451] BTRFS info (device loop1): turning on sync discard [ 278.711232][T10454] BTRFS info (device loop3): rebuilding free space tree [ 278.726358][T10451] BTRFS info (device loop1): enabling free space tree [ 278.744846][T10451] BTRFS info (device loop1): force clearing of disk cache [ 278.777890][T10457] BTRFS info (device loop4): turning on sync discard [ 278.784648][T10457] BTRFS info (device loop4): enabling free space tree [ 278.784943][T10451] BTRFS info (device loop1): enabling auto defrag [ 278.818646][T10457] BTRFS info (device loop4): force clearing of disk cache [ 278.835229][T10454] BTRFS info (device loop3): turning on sync discard [ 278.864810][T10457] BTRFS info (device loop4): enabling auto defrag [ 278.871326][T10457] BTRFS info (device loop4): trying to use backup root at mount time [ 278.910494][T10451] BTRFS info (device loop1): trying to use backup root at mount time [ 278.922916][T10454] BTRFS info (device loop3): enabling free space tree [ 278.961633][T10454] BTRFS info (device loop3): force clearing of disk cache [ 278.974859][T10456] BTRFS info (device loop2): rebuilding free space tree [ 279.013602][T10451] btrfs: Deprecated parameter 'usebackuproot' [ 279.024760][T10454] BTRFS info (device loop3): enabling auto defrag [ 279.031437][T10454] BTRFS info (device loop3): trying to use backup root at mount time [ 279.058287][T10451] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.070813][T10457] btrfs: Deprecated parameter 'usebackuproot' [ 279.078695][T10456] BTRFS info (device loop2): turning on sync discard [ 279.116247][T10457] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.118849][T10451] btrfs: Deprecated parameter 'usebackuproot' [ 279.147777][T10456] BTRFS info (device loop2): enabling free space tree [ 279.154622][T10456] BTRFS info (device loop2): force clearing of disk cache [ 279.176274][T10457] btrfs: Deprecated parameter 'usebackuproot' [ 279.182459][T10457] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.201850][T10454] btrfs: Deprecated parameter 'usebackuproot' [ 279.208167][T10456] BTRFS info (device loop2): enabling auto defrag [ 279.228029][T10451] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.234901][T10454] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.241042][T10456] BTRFS info (device loop2): trying to use backup root at mount time [ 279.259581][T10457] BTRFS info (device loop4 state M): force clearing of disk cache [ 279.284820][T10457] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 279.315158][T10454] btrfs: Deprecated parameter 'usebackuproot' [ 279.321374][T10454] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.334574][T10451] BTRFS info (device loop1 state M): force clearing of disk cache [ 279.354527][T10451] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 279.395462][T10545] btrfs: Deprecated parameter 'usebackuproot' [ 279.406987][T10456] btrfs: Deprecated parameter 'usebackuproot' [ 279.415611][T10454] BTRFS info (device loop3 state M): force clearing of disk cache [ 279.423481][T10454] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 279.456107][T10545] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.465634][T10456] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.465703][T10456] btrfs: Deprecated parameter 'usebackuproot' [ 279.482969][T10546] btrfs: Deprecated parameter 'usebackuproot' [ 279.507116][T10546] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.543204][T10545] btrfs: Deprecated parameter 'usebackuproot' [ 279.562549][T10546] btrfs: Deprecated parameter 'usebackuproot' [ 279.562887][T10456] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.573064][T10545] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.604443][T10546] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.635274][T10547] btrfs: Deprecated parameter 'usebackuproot' [ 279.642073][T10547] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.660484][T10545] BTRFS info (device loop4 state M): rebuilding free space tree [ 279.665001][T10547] btrfs: Deprecated parameter 'usebackuproot' [ 279.677661][T10546] BTRFS info (device loop1 state M): rebuilding free space tree [ 279.687771][T10456] BTRFS info (device loop2 state M): force clearing of disk cache [ 279.705117][T10456] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 279.731900][T10547] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.764547][T10547] BTRFS info (device loop3 state M): rebuilding free space tree [ 279.825474][T10548] btrfs: Deprecated parameter 'usebackuproot' [ 279.831623][T10548] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 279.835193][T10545] BTRFS info (device loop4 state M): force clearing of disk cache [ 279.900344][T10545] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 279.944993][T10548] btrfs: Deprecated parameter 'usebackuproot' [ 279.992652][T10548] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 280.076201][T10548] BTRFS info (device loop2 state M): rebuilding free space tree [ 280.088193][T10546] BTRFS info (device loop1 state M): force clearing of disk cache [ 280.114498][T10457] BTRFS warning (device loop4): failed to trim 1 device(s), last error -512 [ 280.133753][T10546] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 280.195017][ T5993] BTRFS info (device loop4): last unmount of filesystem e5ae238a-8180-48b1-a695-5cf033f79ad9 [ 280.222173][ T5983] BTRFS info (device loop1): last unmount of filesystem 2febb06b-c733-48ba-974f-d1909304c838 [ 280.222903][T10548] BTRFS info (device loop2 state M): force clearing of disk cache [ 280.265814][T10548] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 280.288099][T10547] BTRFS info (device loop3 state M): force clearing of disk cache [ 280.302953][T10547] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 280.332064][ T5989] BTRFS info (device loop2): last unmount of filesystem 8e8d8c58-05c2-44ce-9ddd-20b20cd8a583 [ 280.387931][ T5995] BTRFS info (device loop3): last unmount of filesystem 63e6b07a-e482-40c2-8279-f870e2101fc9 [ 280.512425][T10541] loop0: detected capacity change from 0 to 32768 [ 280.555803][T10541] btrfs: Deprecated parameter 'usebackuproot' [ 280.625907][T10541] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 280.688868][T10541] btrfs: Deprecated parameter 'usebackuproot' [ 280.726181][T10541] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 280.787661][T10541] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.239 (10541) [ 280.892160][T10541] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 280.949463][T10541] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 281.205280][T10541] BTRFS info (device loop0): rebuilding free space tree [ 281.262790][T10555] loop2: detected capacity change from 0 to 32768 [ 281.269037][T10541] BTRFS info (device loop0): turning on sync discard [ 281.294756][T10541] BTRFS info (device loop0): enabling free space tree [ 281.308882][T10541] BTRFS info (device loop0): force clearing of disk cache [ 281.329567][T10555] btrfs: Deprecated parameter 'usebackuproot' [ 281.332084][T10541] BTRFS info (device loop0): enabling auto defrag [ 281.363093][T10541] BTRFS info (device loop0): trying to use backup root at mount time [ 281.364328][T10555] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 281.434862][T10555] btrfs: Deprecated parameter 'usebackuproot' [ 281.441039][T10555] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 281.465268][T10555] BTRFS info: device /dev/loop2 (7:2) using temp-fsid cf8c0b63-4cb4-4df7-a923-f381a0db321e [ 281.484873][T10555] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.242 (10555) [ 281.499543][T10541] btrfs: Deprecated parameter 'usebackuproot' [ 281.515339][T10541] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 281.544340][T10554] loop4: detected capacity change from 0 to 32768 [ 281.564864][T10541] btrfs: Deprecated parameter 'usebackuproot' [ 281.571024][T10541] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 281.611079][T10554] btrfs: Deprecated parameter 'usebackuproot' [ 281.617491][T10555] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 281.638626][T10555] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 281.647976][T10554] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 281.666532][T10541] BTRFS info (device loop0 state M): force clearing of disk cache [ 281.674424][T10541] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 281.693849][T10551] loop1: detected capacity change from 0 to 32768 [ 281.704510][T10554] btrfs: Deprecated parameter 'usebackuproot' [ 281.732683][T10554] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 281.742326][T10551] btrfs: Deprecated parameter 'usebackuproot' [ 281.742353][T10551] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 281.742406][T10551] btrfs: Deprecated parameter 'usebackuproot' [ 281.742422][T10551] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 281.778119][T10577] btrfs: Deprecated parameter 'usebackuproot' [ 281.784280][T10577] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 281.849021][T10577] btrfs: Deprecated parameter 'usebackuproot' [ 281.864951][T10577] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 281.882529][T10577] BTRFS info (device loop0 state M): rebuilding free space tree [ 281.882836][T10551] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 6c6fb08f-cd16-4534-ba28-6fa08adc1172 [ 281.951898][T10577] BTRFS info (device loop0 state M): force clearing of disk cache [ 281.980410][T10551] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.241 (10551) [ 282.019359][T10577] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 282.093811][T10554] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 0f26ad62-6857-4312-ad06-8d523235ab0a [ 282.111403][T10557] loop3: detected capacity change from 0 to 32768 [ 282.118944][T10557] btrfs: Deprecated parameter 'usebackuproot' [ 282.125329][T10557] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 282.133605][T10551] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 282.136644][T10557] btrfs: Deprecated parameter 'usebackuproot' [ 282.151353][T10557] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 282.161006][T10554] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.240 (10554) [ 282.174149][T10551] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 282.196509][ T5980] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 282.236367][T10554] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 282.251855][T10557] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 6e37bcc7-8caa-4524-afbf-715f015b961f [ 282.291379][T10555] BTRFS info (device loop2): rebuilding free space tree [ 282.311783][T10554] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 282.320634][T10557] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.243 (10557) [ 282.336672][T10555] BTRFS info (device loop2): turning on sync discard [ 282.343419][T10555] BTRFS info (device loop2): enabling free space tree [ 282.418389][T10555] BTRFS info (device loop2): force clearing of disk cache [ 282.430870][T10557] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 282.441317][T10557] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 282.467797][T10555] BTRFS info (device loop2): enabling auto defrag [ 282.520095][T10551] BTRFS info (device loop1): rebuilding free space tree [ 282.538192][T10555] BTRFS info (device loop2): trying to use backup root at mount time [ 282.602054][T10551] BTRFS info (device loop1): turning on sync discard [ 282.638713][T10555] btrfs: Deprecated parameter 'usebackuproot' [ 282.654887][T10555] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 282.664424][T10551] BTRFS info (device loop1): enabling free space tree [ 282.694883][T10551] BTRFS info (device loop1): force clearing of disk cache [ 282.702107][T10551] BTRFS info (device loop1): enabling auto defrag [ 282.719259][T10551] BTRFS info (device loop1): trying to use backup root at mount time [ 282.729038][T10554] BTRFS info (device loop4): rebuilding free space tree [ 282.742598][T10555] btrfs: Deprecated parameter 'usebackuproot' [ 282.784904][T10555] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 282.823035][T10555] BTRFS info (device loop2 state M): force clearing of disk cache [ 282.823294][T10554] BTRFS info (device loop4): turning on sync discard [ 282.864856][T10554] BTRFS info (device loop4): enabling free space tree [ 282.871701][T10554] BTRFS info (device loop4): force clearing of disk cache [ 282.900821][T10555] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 282.912288][T10551] btrfs: Deprecated parameter 'usebackuproot' [ 282.919067][T10557] BTRFS info (device loop3): rebuilding free space tree [ 282.934890][T10554] BTRFS info (device loop4): enabling auto defrag [ 282.957110][T10551] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 282.970103][T10554] BTRFS info (device loop4): trying to use backup root at mount time [ 283.000570][T10642] btrfs: Deprecated parameter 'usebackuproot' [ 283.007989][T10557] BTRFS info (device loop3): turning on sync discard [ 283.014877][T10551] btrfs: Deprecated parameter 'usebackuproot' [ 283.025386][T10642] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 283.047038][T10557] BTRFS info (device loop3): enabling free space tree [ 283.053885][T10557] BTRFS info (device loop3): force clearing of disk cache [ 283.061257][T10551] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 283.073198][T10554] btrfs: Deprecated parameter 'usebackuproot' [ 283.088031][T10551] BTRFS info (device loop1 state M): force clearing of disk cache [ 283.088650][T10642] btrfs: Deprecated parameter 'usebackuproot' [ 283.105808][T10554] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 283.115571][T10557] BTRFS info (device loop3): enabling auto defrag [ 283.122636][T10557] BTRFS info (device loop3): trying to use backup root at mount time [ 283.141855][T10642] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 283.144783][T10551] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 283.172066][T10642] BTRFS info (device loop2 state M): rebuilding free space tree [ 283.180221][T10554] btrfs: Deprecated parameter 'usebackuproot' [ 283.194809][T10554] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 283.252244][T10554] BTRFS info (device loop4 state M): force clearing of disk cache [ 283.280579][T10554] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 283.286007][T10644] btrfs: Deprecated parameter 'usebackuproot' [ 283.305214][T10557] btrfs: Deprecated parameter 'usebackuproot' [ 283.341096][T10557] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 283.343188][T10644] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 283.361556][T10646] btrfs: Deprecated parameter 'usebackuproot' [ 283.394854][T10644] btrfs: Deprecated parameter 'usebackuproot' [ 283.406431][T10646] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 283.417300][T10557] btrfs: Deprecated parameter 'usebackuproot' [ 283.434827][T10644] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 283.437570][T10557] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 283.464240][T10646] btrfs: Deprecated parameter 'usebackuproot' [ 283.476430][T10557] BTRFS info (device loop3 state M): force clearing of disk cache [ 283.491025][T10646] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 283.495084][T10642] BTRFS info (device loop2 state M): force clearing of disk cache [ 283.504817][T10557] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 283.517624][T10646] BTRFS info (device loop4 state M): rebuilding free space tree [ 283.525754][T10644] BTRFS info (device loop1 state M): rebuilding free space tree [ 283.545556][T10642] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 283.578648][T10646] BTRFS info (device loop4 state M): force clearing of disk cache 2025/09/30 03:46:13 executed programs: 238 [ 283.644761][T10646] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 283.667695][T10647] btrfs: Deprecated parameter 'usebackuproot' [ 283.713272][ T5989] BTRFS info (device loop2): last unmount of filesystem cf8c0b63-4cb4-4df7-a923-f381a0db321e [ 283.725150][T10647] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 283.784833][T10647] btrfs: Deprecated parameter 'usebackuproot' [ 283.830100][T10644] BTRFS info (device loop1 state M): force clearing of disk cache [ 283.834743][T10647] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 283.885945][T10644] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 283.925042][T10647] BTRFS info (device loop3 state M): rebuilding free space tree [ 284.011953][T10554] BTRFS warning (device loop4): failed to trim 1 device(s), last error -512 [ 284.039689][ T5983] BTRFS info (device loop1): last unmount of filesystem 6c6fb08f-cd16-4534-ba28-6fa08adc1172 [ 284.092213][ T5993] BTRFS info (device loop4): last unmount of filesystem 0f26ad62-6857-4312-ad06-8d523235ab0a [ 284.140519][T10626] loop0: detected capacity change from 0 to 32768 [ 284.184316][T10626] btrfs: Deprecated parameter 'usebackuproot' [ 284.193241][T10647] BTRFS info (device loop3 state M): force clearing of disk cache [ 284.212202][T10626] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 284.216644][T10647] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 284.273102][T10626] btrfs: Deprecated parameter 'usebackuproot' [ 284.304737][T10626] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 284.314446][T10626] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.244 (10626) [ 284.348027][ T5995] BTRFS info (device loop3): last unmount of filesystem 6e37bcc7-8caa-4524-afbf-715f015b961f [ 284.426744][T10626] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 284.468115][T10626] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 284.693756][T10650] loop2: detected capacity change from 0 to 32768 [ 284.707061][T10650] btrfs: Deprecated parameter 'usebackuproot' [ 284.713336][T10650] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 284.723222][T10650] btrfs: Deprecated parameter 'usebackuproot' [ 284.729747][T10650] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 284.768256][T10650] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 88206a84-7f5f-4952-ad9c-a08c9168f456 [ 284.794770][T10626] BTRFS info (device loop0): rebuilding free space tree [ 284.855210][T10650] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.245 (10650) [ 284.882680][T10626] BTRFS info (device loop0): turning on sync discard [ 284.914493][T10626] BTRFS info (device loop0): enabling free space tree [ 284.928135][T10650] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 284.945080][T10626] BTRFS info (device loop0): force clearing of disk cache [ 284.969060][T10650] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 284.985730][T10626] BTRFS info (device loop0): enabling auto defrag [ 285.006484][T10626] BTRFS info (device loop0): trying to use backup root at mount time [ 285.069500][T10626] btrfs: Deprecated parameter 'usebackuproot' [ 285.087087][T10626] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 285.163818][T10626] btrfs: Deprecated parameter 'usebackuproot' [ 285.204103][T10626] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 285.262914][T10626] BTRFS info (device loop0 state M): force clearing of disk cache [ 285.285131][T10626] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 285.317343][T10650] BTRFS info (device loop2): rebuilding free space tree [ 285.381522][T10689] btrfs: Deprecated parameter 'usebackuproot' [ 285.395075][T10657] loop4: detected capacity change from 0 to 32768 [ 285.404804][T10689] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 285.405221][T10650] BTRFS info (device loop2): turning on sync discard [ 285.425773][T10657] btrfs: Deprecated parameter 'usebackuproot' [ 285.431912][T10657] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 285.442035][T10650] BTRFS info (device loop2): enabling free space tree [ 285.457399][T10650] BTRFS info (device loop2): force clearing of disk cache [ 285.462837][T10689] btrfs: Deprecated parameter 'usebackuproot' [ 285.466705][T10650] BTRFS info (device loop2): enabling auto defrag [ 285.485603][T10650] BTRFS info (device loop2): trying to use backup root at mount time [ 285.494460][T10689] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 285.505078][T10657] btrfs: Deprecated parameter 'usebackuproot' [ 285.506338][T10689] BTRFS info (device loop0 state M): rebuilding free space tree [ 285.525315][T10657] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 285.546880][T10650] btrfs: Deprecated parameter 'usebackuproot' [ 285.557730][T10657] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 48b2171b-45b0-48c1-bcf4-2924ad75ce0c [ 285.561223][T10650] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 285.602592][T10650] btrfs: Deprecated parameter 'usebackuproot' [ 285.612213][T10689] BTRFS info (device loop0 state M): force clearing of disk cache [ 285.622894][T10650] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 285.633108][T10657] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.247 (10657) [ 285.654864][T10689] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 285.696406][T10650] BTRFS info (device loop2 state M): force clearing of disk cache [ 285.721035][T10650] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 285.752440][T10652] loop1: detected capacity change from 0 to 32768 [ 285.760411][T10652] btrfs: Deprecated parameter 'usebackuproot' [ 285.765258][T10657] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 285.774840][T10652] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 285.796873][ T5980] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 285.808428][T10690] btrfs: Deprecated parameter 'usebackuproot' [ 285.814549][T10690] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 285.836649][T10652] btrfs: Deprecated parameter 'usebackuproot' [ 285.839691][T10657] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 285.858344][T10652] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 285.873499][T10690] btrfs: Deprecated parameter 'usebackuproot' [ 285.891985][T10652] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.246 (10652) [ 285.924790][T10690] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 286.113625][T10667] loop3: detected capacity change from 0 to 32768 [ 286.180329][T10667] btrfs: Deprecated parameter 'usebackuproot' [ 286.219408][T10667] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 286.230759][T10667] btrfs: Deprecated parameter 'usebackuproot' [ 286.237362][T10667] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 286.249769][T10667] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.248 (10667) [ 286.279073][T10657] _btrfs_printk: 6 callbacks suppressed [ 286.279095][T10657] BTRFS info (device loop4): rebuilding free space tree [ 286.303867][T10652] BTRFS info (device loop1): rebuilding free space tree [ 286.329176][ T5989] BTRFS info (device loop2): last unmount of filesystem 88206a84-7f5f-4952-ad9c-a08c9168f456 [ 286.370112][T10667] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 286.375351][T10657] BTRFS info (device loop4): turning on sync discard [ 286.385324][T10652] BTRFS info (device loop1): turning on sync discard [ 286.393837][T10652] BTRFS info (device loop1): enabling free space tree [ 286.403051][T10667] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 286.424988][T10652] BTRFS info (device loop1): force clearing of disk cache [ 286.446131][T10652] BTRFS info (device loop1): enabling auto defrag [ 286.461359][T10657] BTRFS info (device loop4): enabling free space tree [ 286.464397][T10652] BTRFS info (device loop1): trying to use backup root at mount time [ 286.502956][T10657] BTRFS info (device loop4): force clearing of disk cache [ 286.512877][T10657] BTRFS info (device loop4): enabling auto defrag [ 286.519621][T10657] BTRFS info (device loop4): trying to use backup root at mount time [ 286.544238][T10652] btrfs: Deprecated parameter 'usebackuproot' [ 286.555251][T10652] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 286.567337][T10657] btrfs: Deprecated parameter 'usebackuproot' [ 286.588845][T10652] btrfs: Deprecated parameter 'usebackuproot' [ 286.594636][T10657] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 286.644858][T10652] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 286.684957][T10657] btrfs: Deprecated parameter 'usebackuproot' [ 286.691101][T10657] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 286.742192][T10657] BTRFS info (device loop4 state M): force clearing of disk cache [ 286.759449][T10652] BTRFS info (device loop1 state M): force clearing of disk cache [ 286.790921][T10657] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 286.826290][T10652] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 286.846325][T10667] BTRFS info (device loop3): rebuilding free space tree [ 286.909192][T10667] BTRFS info (device loop3): turning on sync discard [ 286.935674][T10744] btrfs: Deprecated parameter 'usebackuproot' [ 286.941817][T10744] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 286.947948][T10745] btrfs: Deprecated parameter 'usebackuproot' [ 286.964837][T10667] BTRFS info (device loop3): enabling free space tree [ 286.985040][T10667] BTRFS info (device loop3): force clearing of disk cache [ 286.995155][T10744] btrfs: Deprecated parameter 'usebackuproot' [ 287.001299][T10744] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 287.012631][T10745] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 287.034866][T10667] BTRFS info (device loop3): enabling auto defrag [ 287.041538][T10667] BTRFS info (device loop3): trying to use backup root at mount time [ 287.051012][T10744] BTRFS info (device loop4 state M): rebuilding free space tree [ 287.088141][T10745] btrfs: Deprecated parameter 'usebackuproot' [ 287.094380][T10745] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 287.111824][T10745] BTRFS info (device loop1 state M): rebuilding free space tree [ 287.220735][T10667] btrfs: Deprecated parameter 'usebackuproot' [ 287.234805][T10667] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 287.277211][T10667] btrfs: Deprecated parameter 'usebackuproot' [ 287.283354][T10667] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 287.300591][T10717] loop0: detected capacity change from 0 to 32768 [ 287.325605][T10667] BTRFS info (device loop3 state M): force clearing of disk cache [ 287.346734][T10717] btrfs: Deprecated parameter 'usebackuproot' [ 287.352875][T10717] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 287.364880][T10667] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 287.380686][T10745] BTRFS info (device loop1 state M): force clearing of disk cache [ 287.411829][T10717] btrfs: Deprecated parameter 'usebackuproot' [ 287.418998][T10744] BTRFS info (device loop4 state M): force clearing of disk cache [ 287.433049][T10744] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 287.442093][T10717] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 287.445384][T10745] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 287.454396][T10746] btrfs: Deprecated parameter 'usebackuproot' [ 287.486301][T10717] BTRFS info: device /dev/loop0 (7:0) using temp-fsid ab3b414b-ecca-4824-acd8-09817fd17ed0 [ 287.526967][T10717] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.249 (10717) [ 287.556655][ T5993] BTRFS info (device loop4): last unmount of filesystem 48b2171b-45b0-48c1-bcf4-2924ad75ce0c [ 287.567993][T10746] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 287.583663][T10746] btrfs: Deprecated parameter 'usebackuproot' [ 287.645173][ T5983] BTRFS info (device loop1): last unmount of filesystem 34bfeef9-a621-49b1-a6c7-9739aaf084d1 [ 287.656115][T10717] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 287.674558][T10746] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 287.684090][T10717] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 287.705728][T10746] BTRFS info (device loop3 state M): rebuilding free space tree [ 287.749377][T10746] assertion failed: ret == 0 :: 0, in fs/btrfs/free-space-tree.c:1115 [ 287.815317][T10746] ------------[ cut here ]------------ [ 287.820906][T10746] kernel BUG at fs/btrfs/free-space-tree.c:1115! [ 287.939808][T10746] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI [ 287.946154][T10746] CPU: 1 UID: 0 PID: 10746 Comm: syz.3.248 Not tainted syzkaller #0 PREEMPT(full) [ 287.955474][T10746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 287.965568][T10746] RIP: 0010:populate_free_space_tree+0x700/0x710 [ 287.971970][T10746] Code: ff ff e8 d3 74 d2 fd 48 c7 c7 80 0a f0 8b 48 c7 c6 60 12 f0 8b 31 d2 48 c7 c1 e0 08 f0 8b 41 b8 5b 04 00 00 e8 81 c1 39 fd 90 <0f> 0b 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 [ 287.991620][T10746] RSP: 0018:ffffc900116bf780 EFLAGS: 00010246 [ 287.997748][T10746] RAX: 0000000000000043 RBX: ffff888078784630 RCX: 83c6c86e88fea700 [ 288.005756][T10746] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 288.013767][T10746] RBP: ffffc900116bf8b0 R08: ffffc900116bf4a7 R09: 1ffff920022d7e94 [ 288.021777][T10746] R10: dffffc0000000000 R11: fffff520022d7e95 R12: 0000000000000001 [ 288.029785][T10746] R13: 1ffff920022d7f00 R14: dffffc0000000000 R15: 0000000000000000 [ 288.037788][T10746] FS: 00007ff920a3f6c0(0000) GS:ffff888125afc000(0000) knlGS:0000000000000000 [ 288.046735][T10746] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 288.053332][T10746] CR2: 00007fcfda52ba90 CR3: 000000007b142000 CR4: 00000000003526f0 [ 288.061338][T10746] Call Trace: [ 288.064627][T10746] [ 288.067593][T10746] ? __pfx_populate_free_space_tree+0x10/0x10 [ 288.073694][T10746] ? _raw_spin_unlock+0x28/0x50 [ 288.078557][T10746] ? btrfs_block_rsv_check+0x9d/0xb0 [ 288.083865][T10746] btrfs_rebuild_free_space_tree+0x1ba/0x6d0 [ 288.089858][T10746] ? __pfx_btrfs_rebuild_free_space_tree+0x10/0x10 [ 288.096376][T10746] ? btrfs_start_pre_rw_mount+0x1144/0x1bf0 [ 288.102286][T10746] btrfs_start_pre_rw_mount+0x128f/0x1bf0 [ 288.108021][T10746] ? btrfs_check_rw_degradable+0x376/0x680 [ 288.113847][T10746] ? __pfx_btrfs_start_pre_rw_mount+0x10/0x10 [ 288.119936][T10746] ? do_raw_read_unlock+0x3d/0x80 [ 288.125059][T10746] ? _raw_read_unlock+0x28/0x50 [ 288.129923][T10746] ? btrfs_check_rw_degradable+0x467/0x680 [ 288.135749][T10746] btrfs_reconfigure+0xaed/0x2160 [ 288.140802][T10746] ? __pfx_btrfs_reconfigure+0x10/0x10 [ 288.146365][T10746] ? __pfx_shrink_dcache_sb+0x10/0x10 [ 288.151755][T10746] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 288.157410][T10746] reconfigure_super+0x227/0x890 [ 288.162359][T10746] path_mount+0xd1a/0xfe0 [ 288.166702][T10746] ? kmem_cache_free+0x19b/0x690 [ 288.171667][T10746] __se_sys_mount+0x313/0x410 [ 288.176388][T10746] ? __pfx___se_sys_mount+0x10/0x10 [ 288.181610][T10746] ? do_syscall_64+0xbe/0xfa0 [ 288.186302][T10746] ? __x64_sys_mount+0x20/0xc0 [ 288.191083][T10746] do_syscall_64+0xfa/0xfa0 [ 288.195730][T10746] ? lockdep_hardirqs_on+0x9c/0x150 [ 288.201064][T10746] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 288.207159][T10746] ? clear_bhb_loop+0x60/0xb0 [ 288.211860][T10746] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 288.217853][T10746] RIP: 0033:0x7ff91fb9066a [ 288.222382][T10746] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 288.242037][T10746] RSP: 002b:00007ff920a3ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 288.250476][T10746] RAX: ffffffffffffffda RBX: 00007ff920a3eef0 RCX: 00007ff91fb9066a [ 288.258469][T10746] RDX: 0000200000000180 RSI: 0000200000000380 RDI: 0000000000000000 [ 288.266457][T10746] RBP: 0000200000000180 R08: 00007ff920a3eef0 R09: 0000000000000020 [ 288.274723][T10746] R10: 0000000000000020 R11: 0000000000000246 R12: 0000200000000380 [ 288.282829][T10746] R13: 00007ff920a3eeb0 R14: 0000000000000000 R15: 00002000000002c0 [ 288.290855][T10746] [ 288.293997][T10746] Modules linked in: [ 288.299791][T10746] ---[ end trace 0000000000000000 ]--- [ 288.325344][T10746] RIP: 0010:populate_free_space_tree+0x700/0x710 [ 288.344605][T10746] Code: ff ff e8 d3 74 d2 fd 48 c7 c7 80 0a f0 8b 48 c7 c6 60 12 f0 8b 31 d2 48 c7 c1 e0 08 f0 8b 41 b8 5b 04 00 00 e8 81 c1 39 fd 90 <0f> 0b 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 [ 288.399331][T10717] BTRFS info (device loop0): rebuilding free space tree [ 288.419450][T10746] RSP: 0018:ffffc900116bf780 EFLAGS: 00010246 [ 288.438306][T10746] RAX: 0000000000000043 RBX: ffff888078784630 RCX: 83c6c86e88fea700 [ 288.468054][T10746] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 288.505642][T10717] BTRFS info (device loop0): turning on sync discard [ 288.507946][T10746] RBP: ffffc900116bf8b0 R08: ffffc900116bf4a7 R09: 1ffff920022d7e94 [ 288.525389][T10717] BTRFS info (device loop0): enabling free space tree [ 288.532224][T10717] BTRFS info (device loop0): force clearing of disk cache [ 288.556501][T10741] loop2: detected capacity change from 0 to 32768 [ 288.573345][T10746] R10: dffffc0000000000 R11: fffff520022d7e95 R12: 0000000000000001 [ 288.581875][T10717] BTRFS info (device loop0): enabling auto defrag [ 288.582577][T10741] btrfs: Deprecated parameter 'usebackuproot' [ 288.599020][T10746] R13: 1ffff920022d7f00 R14: dffffc0000000000 R15: 0000000000000000 [ 288.614932][T10746] FS: 00007ff920a3f6c0(0000) GS:ffff888125afc000(0000) knlGS:0000000000000000 [ 288.631733][T10717] BTRFS info (device loop0): trying to use backup root at mount time [ 288.637986][T10741] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 288.659988][T10746] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 288.677086][T10746] CR2: 00007fa476959000 CR3: 000000007b142000 CR4: 00000000003526f0 [ 288.705002][T10741] btrfs: Deprecated parameter 'usebackuproot' [ 288.711153][T10741] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 288.720701][T10746] Kernel panic - not syncing: Fatal exception [ 288.727057][T10746] Kernel Offset: disabled [ 288.731405][T10746] Rebooting in 86400 seconds..