ice loop1 state M): trying to use backup root at mount time [ 153.444364][ T6553] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 153.455569][ T6590] btrfs: Deprecated parameter 'usebackuproot' [ 153.474866][ T6590] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 153.484222][ T6590] btrfs: Deprecated parameter 'usebackuproot' [ 153.495046][ T6553] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 153.498287][ T6590] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 153.546979][ T6590] BTRFS info (device loop1 state M): rebuilding free space tree [ 153.663887][ T6590] BTRFS info (device loop1 state M): force clearing of disk cache [ 153.702089][ T6590] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 153.796966][ T6551] BTRFS info (device loop4): rebuilding free space tree [ 153.806467][ T6532] BTRFS info (device loop3): rebuilding free space tree [ 153.934848][ T6551] BTRFS info (device loop4): turning on sync discard [ 153.941576][ T6551] BTRFS info (device loop4): enabling free space tree [ 153.953876][ T6532] BTRFS info (device loop3): turning on sync discard [ 153.964422][ T6551] BTRFS info (device loop4): force clearing of disk cache [ 153.965062][ T6553] BTRFS info (device loop0): rebuilding free space tree [ 154.004755][ T6551] BTRFS info (device loop4): enabling auto defrag [ 154.014707][ T6532] BTRFS info (device loop3): enabling free space tree [ 154.021500][ T6532] BTRFS info (device loop3): force clearing of disk cache [ 154.054841][ T6551] BTRFS info (device loop4): trying to use backup root at mount time [ 154.063096][ T6532] BTRFS info (device loop3): enabling auto defrag [ 154.079817][ T6553] BTRFS info (device loop0): turning on sync discard [ 154.090347][ T6530] BTRFS warning (device loop1): failed to trim 1 device(s), last error -512 [ 154.096207][ T6532] BTRFS info (device loop3): trying to use backup root at mount time [ 154.121214][ T6553] BTRFS info (device loop0): enabling free space tree [ 154.144408][ T6553] BTRFS info (device loop0): force clearing of disk cache [ 154.151569][ T6553] BTRFS info (device loop0): enabling auto defrag [ 154.166663][ T6551] btrfs: Deprecated parameter 'usebackuproot' [ 154.184493][ T6553] BTRFS info (device loop0): trying to use backup root at mount time [ 154.204903][ T6551] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 154.214268][ T6551] btrfs: Deprecated parameter 'usebackuproot' [ 154.221950][ T6532] btrfs: Deprecated parameter 'usebackuproot' [ 154.234988][ T6532] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 154.250912][ T6553] btrfs: Deprecated parameter 'usebackuproot' [ 154.264500][ T6532] btrfs: Deprecated parameter 'usebackuproot' [ 154.270682][ T6553] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 154.280716][ T6551] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 154.300945][ T6532] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 154.314628][ T6553] btrfs: Deprecated parameter 'usebackuproot' [ 154.320720][ T6553] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 154.395411][ T6626] btrfs: Deprecated parameter 'usebackuproot' [ 154.401529][ T6626] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 154.416178][ T6627] btrfs: Deprecated parameter 'usebackuproot' [ 154.422287][ T6627] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 154.454593][ T6574] loop2: detected capacity change from 0 to 32768 [ 154.461938][ T6574] btrfs: Deprecated parameter 'usebackuproot' [ 154.494708][ T6574] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 154.496302][ T6628] btrfs: Deprecated parameter 'usebackuproot' [ 154.504058][ T6574] btrfs: Deprecated parameter 'usebackuproot' [ 154.516573][ T6626] btrfs: Deprecated parameter 'usebackuproot' [ 154.522649][ T6626] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 154.560007][ T6627] btrfs: Deprecated parameter 'usebackuproot' [ 154.574450][ T6574] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 154.583883][ T6627] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 154.634594][ T6628] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 154.692910][ T6628] btrfs: Deprecated parameter 'usebackuproot' [ 154.741723][ T6628] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 154.797528][ T6574] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.38 (6574) 2025/09/30 07:51:55 executed programs: 33 [ 154.875317][ T6574] _btrfs_printk: 16 callbacks suppressed [ 154.875338][ T6574] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 154.934610][ T6574] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 154.937027][ T6011] BTRFS info (device loop3): last unmount of filesystem cd315f11-d51c-4d05-8fd9-6d85c01ea984 [ 154.959218][ T6010] BTRFS info (device loop4): last unmount of filesystem 32edfe37-9dfc-4ed3-8822-52b3c8b19432 [ 155.035489][ T6553] BTRFS warning (device loop0): failed to trim 1 block group(s), last error -512 [ 155.083590][ T6002] BTRFS info (device loop0): last unmount of filesystem ded01229-0b5e-4a6c-92f9-66f71dbfa511 [ 155.203947][ T6574] BTRFS info (device loop2): rebuilding free space tree [ 155.239062][ T6631] loop1: detected capacity change from 0 to 32768 [ 155.267791][ T6631] btrfs: Deprecated parameter 'usebackuproot' [ 155.280068][ T6574] BTRFS info (device loop2): turning on sync discard [ 155.294457][ T6631] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 155.319770][ T6574] BTRFS info (device loop2): enabling free space tree [ 155.329986][ T6631] btrfs: Deprecated parameter 'usebackuproot' [ 155.344657][ T6574] BTRFS info (device loop2): force clearing of disk cache [ 155.362758][ T6631] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 155.372224][ T6574] BTRFS info (device loop2): enabling auto defrag [ 155.384860][ T6574] BTRFS info (device loop2): trying to use backup root at mount time [ 155.416161][ T6631] BTRFS info: device /dev/loop1 (7:1) using temp-fsid f40a7d26-8fff-4fc2-88f2-8b46078f6895 [ 155.462235][ T6631] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.39 (6631) [ 155.484713][ T6574] btrfs: Deprecated parameter 'usebackuproot' [ 155.511976][ T6574] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 155.545809][ T6574] btrfs: Deprecated parameter 'usebackuproot' [ 155.551923][ T6574] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 155.566756][ T6631] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 155.624469][ T6631] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 155.643632][ T6574] BTRFS info (device loop2 state M): force clearing of disk cache [ 155.666381][ T6574] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 155.786294][ T6666] btrfs: Deprecated parameter 'usebackuproot' [ 155.792504][ T6666] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 155.892473][ T6666] btrfs: Deprecated parameter 'usebackuproot' [ 155.936331][ T6631] BTRFS info (device loop1): rebuilding free space tree [ 155.958354][ T6666] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 155.977063][ T6631] BTRFS info (device loop1): turning on sync discard [ 155.983890][ T6631] BTRFS info (device loop1): enabling free space tree [ 155.997269][ T6666] BTRFS info (device loop2 state M): rebuilding free space tree [ 156.025589][ T6631] BTRFS info (device loop1): force clearing of disk cache [ 156.043122][ T6631] BTRFS info (device loop1): enabling auto defrag [ 156.072909][ T6631] BTRFS info (device loop1): trying to use backup root at mount time [ 156.140822][ T6631] btrfs: Deprecated parameter 'usebackuproot' [ 156.154490][ T6631] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 156.175925][ T6666] BTRFS info (device loop2 state M): force clearing of disk cache [ 156.183778][ T6666] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 156.214441][ T6631] btrfs: Deprecated parameter 'usebackuproot' [ 156.234496][ T6631] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 156.255265][ T6650] loop4: detected capacity change from 0 to 32768 [ 156.295163][ T6650] btrfs: Deprecated parameter 'usebackuproot' [ 156.301326][ T6650] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 156.324536][ T6631] BTRFS info (device loop1 state M): force clearing of disk cache [ 156.332387][ T6631] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 156.364935][ T6650] btrfs: Deprecated parameter 'usebackuproot' [ 156.368140][ T6009] BTRFS info (device loop2): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 156.371091][ T6650] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 156.402188][ T6651] loop3: detected capacity change from 0 to 32768 [ 156.435507][ T6673] btrfs: Deprecated parameter 'usebackuproot' [ 156.442279][ T6651] btrfs: Deprecated parameter 'usebackuproot' [ 156.465144][ T6650] BTRFS info: device /dev/loop4 (7:4) using temp-fsid c20f3b6b-507a-4d9f-bf9d-d737996756dc [ 156.495104][ T6650] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.40 (6650) [ 156.508059][ T6673] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 156.522301][ T6651] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 156.537900][ T6653] loop0: detected capacity change from 0 to 32768 [ 156.561650][ T6650] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 156.574632][ T6673] btrfs: Deprecated parameter 'usebackuproot' [ 156.580730][ T6673] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 156.606494][ T6651] btrfs: Deprecated parameter 'usebackuproot' [ 156.620322][ T6653] btrfs: Deprecated parameter 'usebackuproot' [ 156.624410][ T6651] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 156.642310][ T6673] BTRFS info (device loop1 state M): rebuilding free space tree [ 156.645101][ T6650] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 156.652616][ T6651] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 8319c540-9512-4035-b76d-87b240aea61b [ 156.687550][ T6653] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 156.688955][ T6673] BTRFS info (device loop1 state M): force clearing of disk cache [ 156.708290][ T6653] btrfs: Deprecated parameter 'usebackuproot' [ 156.713356][ T6651] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.41 (6651) [ 156.732243][ T6673] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 156.796992][ T6653] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 156.845045][ T6653] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.42 (6653) [ 156.874696][ T6631] BTRFS warning (device loop1): failed to trim 1 block group(s), last error -512 [ 156.916022][ T6651] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 157.001267][ T6651] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 157.142031][ T6631] BTRFS warning (device loop1): failed to trim 1 device(s), last error -512 [ 157.195380][ T6653] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 157.217822][ T6004] BTRFS info (device loop1): last unmount of filesystem f40a7d26-8fff-4fc2-88f2-8b46078f6895 [ 157.232042][ T6650] BTRFS info (device loop4): rebuilding free space tree [ 157.238604][ T6653] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 157.254258][ T6651] BTRFS info (device loop3): rebuilding free space tree [ 157.321193][ T6650] BTRFS info (device loop4): turning on sync discard [ 157.333320][ T6651] BTRFS info (device loop3): turning on sync discard [ 157.374945][ T6651] BTRFS info (device loop3): enabling free space tree [ 157.382953][ T6650] BTRFS info (device loop4): enabling free space tree [ 157.433137][ T6651] BTRFS info (device loop3): force clearing of disk cache [ 157.449538][ T6650] BTRFS info (device loop4): force clearing of disk cache [ 157.466736][ T6651] BTRFS info (device loop3): enabling auto defrag [ 157.473206][ T6651] BTRFS info (device loop3): trying to use backup root at mount time [ 157.482695][ T6650] BTRFS info (device loop4): enabling auto defrag [ 157.504419][ T6653] BTRFS info (device loop0): rebuilding free space tree [ 157.514560][ T6650] BTRFS info (device loop4): trying to use backup root at mount time [ 157.550412][ T6653] BTRFS info (device loop0): turning on sync discard [ 157.575475][ T6653] BTRFS info (device loop0): enabling free space tree [ 157.583871][ T6650] btrfs: Deprecated parameter 'usebackuproot' [ 157.591019][ T6650] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 157.608374][ T6653] BTRFS info (device loop0): force clearing of disk cache [ 157.619904][ T6651] btrfs: Deprecated parameter 'usebackuproot' [ 157.624462][ T6650] btrfs: Deprecated parameter 'usebackuproot' [ 157.642440][ T6653] BTRFS info (device loop0): enabling auto defrag [ 157.649338][ T6650] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 157.654474][ T6651] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 157.664483][ T6653] BTRFS info (device loop0): trying to use backup root at mount time [ 157.685788][ T6650] BTRFS info (device loop4 state M): force clearing of disk cache [ 157.704056][ T6650] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 157.730405][ T6651] btrfs: Deprecated parameter 'usebackuproot' [ 157.740928][ T6653] btrfs: Deprecated parameter 'usebackuproot' [ 157.757430][ T6653] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 157.768388][ T6651] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 157.784463][ T6653] btrfs: Deprecated parameter 'usebackuproot' [ 157.805447][ T6728] btrfs: Deprecated parameter 'usebackuproot' [ 157.814453][ T6653] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 157.854468][ T6728] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 157.854772][ T6651] BTRFS info (device loop3 state M): force clearing of disk cache [ 157.894498][ T6728] btrfs: Deprecated parameter 'usebackuproot' [ 157.900986][ T6653] BTRFS info (device loop0 state M): force clearing of disk cache [ 157.917387][ T6691] loop2: detected capacity change from 0 to 32768 [ 157.930190][ T6651] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 157.934706][ T6728] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 157.950561][ T6691] btrfs: Deprecated parameter 'usebackuproot' [ 157.959628][ T6653] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 157.980128][ T6691] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 158.004452][ T6728] BTRFS info (device loop4 state M): rebuilding free space tree [ 158.031553][ T6729] btrfs: Deprecated parameter 'usebackuproot' [ 158.038516][ T6729] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 158.047323][ T6691] btrfs: Deprecated parameter 'usebackuproot' [ 158.053404][ T6729] btrfs: Deprecated parameter 'usebackuproot' [ 158.061600][ T6728] BTRFS info (device loop4 state M): force clearing of disk cache [ 158.070209][ T6730] btrfs: Deprecated parameter 'usebackuproot' [ 158.076543][ T6729] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 158.086271][ T6728] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 158.097798][ T6691] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 158.107758][ T6730] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 158.118066][ T6691] BTRFS info: device /dev/loop2 (7:2) using temp-fsid ef583a05-5670-4969-9e54-04f2cc92ca63 [ 158.130277][ T6729] BTRFS info (device loop3 state M): rebuilding free space tree [ 158.138575][ T6730] btrfs: Deprecated parameter 'usebackuproot' [ 158.156755][ T6730] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 158.167128][ T6691] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.43 (6691) [ 158.194640][ T6730] BTRFS info (device loop0 state M): rebuilding free space tree [ 158.202683][ T6010] BTRFS info (device loop4): last unmount of filesystem c20f3b6b-507a-4d9f-bf9d-d737996756dc [ 158.250253][ T6730] BTRFS info (device loop0 state M): force clearing of disk cache [ 158.284625][ T6730] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 158.297824][ T6729] BTRFS info (device loop3 state M): force clearing of disk cache [ 158.308575][ T6691] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 158.327423][ T6729] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 158.336381][ T6691] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 158.364693][ T6011] BTRFS info (device loop3): last unmount of filesystem 8319c540-9512-4035-b76d-87b240aea61b [ 158.395145][ T6002] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 158.502062][ T6725] loop1: detected capacity change from 0 to 32768 [ 158.511163][ T6691] BTRFS info (device loop2): rebuilding free space tree [ 158.595711][ T6725] btrfs: Deprecated parameter 'usebackuproot' [ 158.613322][ T6725] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 158.632225][ T6691] BTRFS info (device loop2): turning on sync discard [ 158.644573][ T6691] BTRFS info (device loop2): enabling free space tree [ 158.651376][ T6691] BTRFS info (device loop2): force clearing of disk cache [ 158.664482][ T6725] btrfs: Deprecated parameter 'usebackuproot' [ 158.680865][ T6725] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 158.698515][ T6691] BTRFS info (device loop2): enabling auto defrag [ 158.725063][ T6725] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.44 (6725) [ 158.744443][ T6691] BTRFS info (device loop2): trying to use backup root at mount time [ 158.802228][ T6691] btrfs: Deprecated parameter 'usebackuproot' [ 158.839218][ T6725] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 158.854465][ T6691] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 158.884181][ T6691] btrfs: Deprecated parameter 'usebackuproot' [ 158.895591][ T6725] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 158.918871][ T6691] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 158.976151][ T6691] BTRFS info (device loop2 state M): force clearing of disk cache [ 159.014813][ T6691] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 159.079352][ T6725] BTRFS info (device loop1): rebuilding free space tree [ 159.102903][ T6769] btrfs: Deprecated parameter 'usebackuproot' [ 159.134693][ T6769] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 159.136159][ T6725] BTRFS info (device loop1): turning on sync discard [ 159.174501][ T6725] BTRFS info (device loop1): enabling free space tree [ 159.181310][ T6725] BTRFS info (device loop1): force clearing of disk cache [ 159.200499][ T6769] btrfs: Deprecated parameter 'usebackuproot' [ 159.234488][ T6725] BTRFS info (device loop1): enabling auto defrag [ 159.241309][ T6769] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 159.275674][ T6769] BTRFS info (device loop2 state M): rebuilding free space tree [ 159.310271][ T6725] BTRFS info (device loop1): trying to use backup root at mount time [ 159.404255][ T6725] btrfs: Deprecated parameter 'usebackuproot' [ 159.441052][ T6725] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 159.501866][ T6725] btrfs: Deprecated parameter 'usebackuproot' [ 159.508717][ T6769] BTRFS info (device loop2 state M): force clearing of disk cache [ 159.522807][ T6725] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 159.544953][ T6725] BTRFS info (device loop1 state M): force clearing of disk cache [ 159.555813][ T6769] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 159.570349][ T6725] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 159.661295][ T6772] btrfs: Deprecated parameter 'usebackuproot' [ 159.670814][ T6734] loop4: detected capacity change from 0 to 32768 [ 159.688309][ T6772] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 159.689545][ T6752] loop0: detected capacity change from 0 to 32768 [ 159.715394][ T6734] btrfs: Deprecated parameter 'usebackuproot' [ 159.721500][ T6734] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 159.730228][ T6772] btrfs: Deprecated parameter 'usebackuproot' [ 159.745402][ T6752] btrfs: Deprecated parameter 'usebackuproot' [ 159.762548][ T6772] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 159.772366][ T6752] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 159.773104][ T6751] loop3: detected capacity change from 0 to 32768 [ 159.789134][ T6751] btrfs: Deprecated parameter 'usebackuproot' [ 159.793369][ T6734] btrfs: Deprecated parameter 'usebackuproot' [ 159.795272][ T6751] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 159.811576][ T6751] btrfs: Deprecated parameter 'usebackuproot' [ 159.819514][ T6734] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 159.849951][ T6752] btrfs: Deprecated parameter 'usebackuproot' [ 159.871143][ T6751] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 159.882031][ T6734] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.45 (6734) [ 159.908681][ T6752] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 160.014437][ T6734] _btrfs_printk: 3 callbacks suppressed [ 160.014454][ T6734] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 160.075488][ T6734] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 160.144915][ T6752] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 0eb76db5-646a-45e2-bdab-808a93511a46 [ 160.147973][ T6772] BTRFS info (device loop1 state M): force clearing of disk cache [ 160.157259][ T6752] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.47 (6752) [ 160.177010][ T6751] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 810b3303-deba-42e1-b841-53dedaca08ac [ 160.188157][ T6751] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.46 (6751) [ 160.203266][ T6772] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 160.233559][ T6751] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 160.276609][ T6752] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 160.307910][ T6734] BTRFS info (device loop4): rebuilding free space tree [ 160.324500][ T6751] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 160.334566][ T6752] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 160.363511][ T6734] BTRFS info (device loop4): turning on sync discard 2025/09/30 07:52:00 executed programs: 42 [ 160.390653][ T6734] BTRFS info (device loop4): enabling free space tree [ 160.398227][ T6004] BTRFS info (device loop1): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 160.423708][ T6734] BTRFS info (device loop4): force clearing of disk cache [ 160.445528][ T6734] BTRFS info (device loop4): enabling auto defrag [ 160.470613][ T6734] BTRFS info (device loop4): trying to use backup root at mount time [ 160.516100][ T6734] btrfs: Deprecated parameter 'usebackuproot' [ 160.522211][ T6734] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 160.558979][ T6734] btrfs: Deprecated parameter 'usebackuproot' [ 160.648451][ T6751] BTRFS info (device loop3): rebuilding free space tree [ 160.655954][ T6752] BTRFS info (device loop0): rebuilding free space tree [ 160.666596][ T6734] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 160.684486][ T6774] loop2: detected capacity change from 0 to 32768 [ 160.691845][ T6774] btrfs: Deprecated parameter 'usebackuproot' [ 160.718832][ T6774] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 160.728509][ T6734] BTRFS info (device loop4 state M): force clearing of disk cache [ 160.744822][ T6734] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 160.754116][ T6751] BTRFS info (device loop3): turning on sync discard [ 160.764919][ T6774] btrfs: Deprecated parameter 'usebackuproot' [ 160.771016][ T6774] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 160.781947][ T6752] BTRFS info (device loop0): turning on sync discard [ 160.790647][ T6751] BTRFS info (device loop3): enabling free space tree [ 160.804432][ T6752] BTRFS info (device loop0): enabling free space tree [ 160.811868][ T6751] BTRFS info (device loop3): force clearing of disk cache [ 160.830703][ T6752] BTRFS info (device loop0): force clearing of disk cache [ 160.838426][ T6751] BTRFS info (device loop3): enabling auto defrag [ 160.845065][ T6774] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.48 (6774) [ 160.867621][ T6752] BTRFS info (device loop0): enabling auto defrag [ 160.875539][ T6825] btrfs: Deprecated parameter 'usebackuproot' [ 160.886531][ T6751] BTRFS info (device loop3): trying to use backup root at mount time [ 160.904908][ T6825] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 160.914797][ T6752] BTRFS info (device loop0): trying to use backup root at mount time [ 160.937499][ T6774] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 160.961681][ T6825] btrfs: Deprecated parameter 'usebackuproot' [ 160.990217][ T6825] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 161.007996][ T6774] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 161.018385][ T6751] btrfs: Deprecated parameter 'usebackuproot' [ 161.025598][ T6825] BTRFS info (device loop4 state M): rebuilding free space tree [ 161.039154][ T6752] btrfs: Deprecated parameter 'usebackuproot' [ 161.064831][ T6751] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 161.074288][ T6752] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 161.145179][ T6752] btrfs: Deprecated parameter 'usebackuproot' [ 161.151296][ T6752] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 161.160878][ T6751] btrfs: Deprecated parameter 'usebackuproot' [ 161.205963][ T6751] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 161.265349][ T6774] BTRFS info (device loop2): rebuilding free space tree [ 161.279375][ T6752] BTRFS info (device loop0 state M): force clearing of disk cache [ 161.300926][ T6751] BTRFS info (device loop3 state M): force clearing of disk cache [ 161.317624][ T6752] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 161.334639][ T6751] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 161.363941][ T6774] BTRFS info (device loop2): turning on sync discard [ 161.406697][ T6843] btrfs: Deprecated parameter 'usebackuproot' [ 161.412815][ T6843] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 161.423380][ T6844] btrfs: Deprecated parameter 'usebackuproot' [ 161.423574][ T6825] BTRFS info (device loop4 state M): force clearing of disk cache [ 161.434599][ T6774] BTRFS info (device loop2): enabling free space tree [ 161.464435][ T6774] BTRFS info (device loop2): force clearing of disk cache [ 161.471594][ T6774] BTRFS info (device loop2): enabling auto defrag [ 161.484468][ T6825] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 161.484485][ T6844] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 161.495020][ T6843] btrfs: Deprecated parameter 'usebackuproot' [ 161.525593][ T6774] BTRFS info (device loop2): trying to use backup root at mount time [ 161.526310][ T6844] btrfs: Deprecated parameter 'usebackuproot' [ 161.540219][ T6844] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 161.544663][ T6843] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 161.550035][ T6844] BTRFS info (device loop3 state M): rebuilding free space tree [ 161.614280][ T6843] BTRFS info (device loop0 state M): rebuilding free space tree [ 161.685690][ T6010] BTRFS info (device loop4): last unmount of filesystem 3729994e-d958-4793-a787-f5d4a6b43b6d [ 161.687002][ T6774] btrfs: Deprecated parameter 'usebackuproot' [ 161.744804][ T6774] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 161.767549][ T6774] btrfs: Deprecated parameter 'usebackuproot' [ 161.773655][ T6774] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 161.775841][ T6843] BTRFS info (device loop0 state M): force clearing of disk cache [ 161.817450][ T6774] BTRFS info (device loop2 state M): force clearing of disk cache [ 161.834736][ T6843] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 161.858715][ T6774] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 161.944700][ T6844] BTRFS info (device loop3 state M): force clearing of disk cache [ 161.952595][ T6844] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 161.965805][ T6824] loop1: detected capacity change from 0 to 32768 [ 161.969480][ T6752] BTRFS warning (device loop0): failed to trim 1 device(s), last error -512 [ 161.973300][ T6824] btrfs: Deprecated parameter 'usebackuproot' [ 161.990849][ T6824] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 162.002697][ T6847] btrfs: Deprecated parameter 'usebackuproot' [ 162.043262][ T6847] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 162.063638][ T6824] btrfs: Deprecated parameter 'usebackuproot' [ 162.096881][ T6847] btrfs: Deprecated parameter 'usebackuproot' [ 162.103354][ T6847] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 162.116522][ T6002] BTRFS info (device loop0): last unmount of filesystem 0eb76db5-646a-45e2-bdab-808a93511a46 [ 162.126951][ T6011] BTRFS info (device loop3): last unmount of filesystem 810b3303-deba-42e1-b841-53dedaca08ac [ 162.139503][ T6824] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 162.154886][ T6847] BTRFS info (device loop2 state M): rebuilding free space tree [ 162.175356][ T6824] BTRFS info: device /dev/loop1 (7:1) using temp-fsid b29eb879-b551-4e0f-bbe6-af3d2b8f6e3e [ 162.199067][ T6824] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.49 (6824) [ 162.261730][ T6847] BTRFS info (device loop2 state M): force clearing of disk cache [ 162.282214][ T6824] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 162.287868][ T6847] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 162.320211][ T6824] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 162.537013][ T6824] BTRFS info (device loop1): rebuilding free space tree [ 162.575041][ T6009] BTRFS info (device loop2): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 162.653256][ T6824] BTRFS info (device loop1): turning on sync discard [ 162.680568][ T6824] BTRFS info (device loop1): enabling free space tree [ 162.704362][ T6824] BTRFS info (device loop1): force clearing of disk cache [ 162.719512][ T6824] BTRFS info (device loop1): enabling auto defrag [ 162.760528][ T6850] loop4: detected capacity change from 0 to 32768 [ 162.774479][ T6824] BTRFS info (device loop1): trying to use backup root at mount time [ 162.825384][ T6850] btrfs: Deprecated parameter 'usebackuproot' [ 162.867763][ T6850] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 162.897291][ T6824] btrfs: Deprecated parameter 'usebackuproot' [ 162.912914][ T6850] btrfs: Deprecated parameter 'usebackuproot' [ 162.916584][ T6824] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 162.949690][ T6824] btrfs: Deprecated parameter 'usebackuproot' [ 162.964398][ T6824] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 162.964534][ T6850] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 162.988532][ T6824] BTRFS info (device loop1 state M): force clearing of disk cache [ 163.024698][ T6850] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.50 (6850) [ 163.027410][ T6824] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 163.111760][ T6850] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 163.147224][ T6874] btrfs: Deprecated parameter 'usebackuproot' [ 163.169577][ T6850] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 163.179430][ T6874] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 163.226551][ T6874] btrfs: Deprecated parameter 'usebackuproot' [ 163.232660][ T6874] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 163.283709][ T6874] BTRFS info (device loop1 state M): rebuilding free space tree [ 163.464147][ T6874] BTRFS info (device loop1 state M): force clearing of disk cache [ 163.472110][ T6874] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 163.505775][ T6850] BTRFS info (device loop4): rebuilding free space tree [ 163.550282][ T6850] BTRFS info (device loop4): turning on sync discard [ 163.578492][ T6850] BTRFS info (device loop4): enabling free space tree [ 163.604952][ T6004] BTRFS info (device loop1): last unmount of filesystem b29eb879-b551-4e0f-bbe6-af3d2b8f6e3e [ 163.615347][ T6850] BTRFS info (device loop4): force clearing of disk cache [ 163.624394][ T6850] BTRFS info (device loop4): enabling auto defrag [ 163.630839][ T6850] BTRFS info (device loop4): trying to use backup root at mount time [ 163.632084][ T6869] loop3: detected capacity change from 0 to 32768 [ 163.681618][ T6869] btrfs: Deprecated parameter 'usebackuproot' [ 163.700160][ T6869] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 163.716396][ T6869] btrfs: Deprecated parameter 'usebackuproot' [ 163.729446][ T6850] btrfs: Deprecated parameter 'usebackuproot' [ 163.757736][ T6869] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 163.757818][ T6850] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 163.789397][ T6872] loop2: detected capacity change from 0 to 32768 [ 163.796852][ T6872] btrfs: Deprecated parameter 'usebackuproot' [ 163.803111][ T6872] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 163.812596][ T6869] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 2be74744-4ce4-428c-8316-30e2c86426cf [ 163.813686][ T6870] loop0: detected capacity change from 0 to 32768 [ 163.833856][ T6850] btrfs: Deprecated parameter 'usebackuproot' [ 163.851362][ T6850] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 163.865942][ T6872] btrfs: Deprecated parameter 'usebackuproot' [ 163.872714][ T6869] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.51 (6869) [ 163.885311][ T6870] btrfs: Deprecated parameter 'usebackuproot' [ 163.885332][ T6870] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 163.885375][ T6870] btrfs: Deprecated parameter 'usebackuproot' [ 163.900860][ T6872] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 163.932235][ T6850] BTRFS info (device loop4 state M): force clearing of disk cache [ 163.946124][ T6870] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 163.958156][ T6869] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 163.958879][ T6872] BTRFS info: device /dev/loop2 (7:2) using temp-fsid c5c4037c-dae7-4995-a80d-37b7abce2681 [ 163.984928][ T6850] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 164.018252][ T6872] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.53 (6872) [ 164.049603][ T6869] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 164.071212][ T6894] btrfs: Deprecated parameter 'usebackuproot' [ 164.099994][ T6894] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 164.137784][ T6872] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 164.140388][ T6870] BTRFS info: device /dev/loop0 (7:0) using temp-fsid b9f9b9a9-5b02-43db-bee6-641a8e73ae69 [ 164.172972][ T6872] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 164.174706][ T6894] btrfs: Deprecated parameter 'usebackuproot' [ 164.208317][ T6870] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.52 (6870) [ 164.229820][ T6894] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 164.251435][ T6894] BTRFS info (device loop4 state M): rebuilding free space tree [ 164.347265][ T6870] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 164.404510][ T6870] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 164.502205][ T6893] loop1: detected capacity change from 0 to 32768 [ 164.535338][ T6893] btrfs: Deprecated parameter 'usebackuproot' [ 164.536260][ T6894] BTRFS info (device loop4 state M): force clearing of disk cache [ 164.541452][ T6893] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 164.541510][ T6893] btrfs: Deprecated parameter 'usebackuproot' [ 164.550238][ T6894] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 164.559385][ T6893] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 164.603445][ T6893] BTRFS info: device /dev/loop1 (7:1) using temp-fsid e8150a42-534d-4a6d-a859-4c6501064a9f [ 164.629281][ T6010] BTRFS info (device loop4): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 164.638175][ T6893] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.54 (6893) [ 164.677506][ T6872] btrfs: Deprecated parameter 'usebackuproot' [ 164.687792][ T6872] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 164.703683][ T6872] btrfs: Deprecated parameter 'usebackuproot' [ 164.720973][ T6872] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 164.765292][ T6870] btrfs: Deprecated parameter 'usebackuproot' [ 164.784406][ T6870] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 164.801133][ T6870] btrfs: Deprecated parameter 'usebackuproot' [ 164.811106][ T6946] btrfs: Deprecated parameter 'usebackuproot' [ 164.834940][ T6870] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 164.857088][ T6869] btrfs: Deprecated parameter 'usebackuproot' [ 164.866251][ T6946] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 164.917770][ T6869] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 164.954663][ T6869] btrfs: Deprecated parameter 'usebackuproot' [ 164.971135][ T6946] btrfs: Deprecated parameter 'usebackuproot' [ 164.997441][ T6869] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 165.007222][ T6955] btrfs: Deprecated parameter 'usebackuproot' [ 165.019380][ T6955] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 165.028516][ T6893] _btrfs_printk: 24 callbacks suppressed [ 165.028533][ T6893] BTRFS info (device loop1): rebuilding free space tree [ 165.062483][ T6869] BTRFS info (device loop3 state M): force clearing of disk cache [ 165.083200][ T6946] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 165.107437][ T6955] btrfs: Deprecated parameter 'usebackuproot' [ 165.113547][ T6955] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 165.165157][ T6869] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 165.186287][ T6946] BTRFS info (device loop2 state M): rebuilding free space tree [ 165.188798][ T6893] BTRFS info (device loop1): turning on sync discard [ 165.212339][ T6955] BTRFS info (device loop0 state M): rebuilding free space tree [ 165.224523][ T6893] BTRFS info (device loop1): enabling free space tree [ 165.231324][ T6893] BTRFS info (device loop1): force clearing of disk cache [ 165.292003][ T6963] btrfs: Deprecated parameter 'usebackuproot' [ 165.305581][ T6955] BTRFS info (device loop0 state M): force clearing of disk cache [ 165.305612][ T6893] BTRFS info (device loop1): enabling auto defrag [ 165.313419][ T6955] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 165.335683][ T6963] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 165.383550][ T6963] btrfs: Deprecated parameter 'usebackuproot' [ 165.394799][ T6893] BTRFS info (device loop1): trying to use backup root at mount time [ 165.422681][ T6963] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 165.450800][ T6963] BTRFS info (device loop3 state M): rebuilding free space tree [ 165.479909][ T6893] btrfs: Deprecated parameter 'usebackuproot' [ 165.503887][ T6893] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 165.516887][ T6893] btrfs: Deprecated parameter 'usebackuproot' [ 165.523180][ T6893] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead 2025/09/30 07:52:06 executed programs: 49 [ 165.563779][ T6002] BTRFS info (device loop0): last unmount of filesystem b9f9b9a9-5b02-43db-bee6-641a8e73ae69 [ 165.564188][ T6893] BTRFS info (device loop1 state M): force clearing of disk cache [ 165.608630][ T6946] BTRFS info (device loop2 state M): force clearing of disk cache [ 165.624545][ T6946] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 165.634125][ T6893] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 165.736155][ T6965] btrfs: Deprecated parameter 'usebackuproot' [ 165.736592][ T6009] BTRFS info (device loop2): last unmount of filesystem c5c4037c-dae7-4995-a80d-37b7abce2681 [ 165.764283][ T6963] BTRFS info (device loop3 state M): force clearing of disk cache [ 165.772283][ T6963] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 165.790990][ T6965] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 165.844568][ T6965] btrfs: Deprecated parameter 'usebackuproot' [ 165.874611][ T6965] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 165.884031][ T6965] BTRFS info (device loop1 state M): rebuilding free space tree [ 165.976018][ T6011] BTRFS info (device loop3): last unmount of filesystem 2be74744-4ce4-428c-8316-30e2c86426cf [ 166.089932][ T6965] BTRFS info (device loop1 state M): force clearing of disk cache [ 166.154441][ T6965] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 166.267845][ T6004] BTRFS info (device loop1): last unmount of filesystem e8150a42-534d-4a6d-a859-4c6501064a9f [ 166.525635][ T6953] loop4: detected capacity change from 0 to 32768 [ 166.558406][ T6953] btrfs: Deprecated parameter 'usebackuproot' [ 166.604992][ T6953] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 166.630801][ T6953] btrfs: Deprecated parameter 'usebackuproot' [ 166.657104][ T6953] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 166.694700][ T6953] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.55 (6953) [ 166.772069][ T6953] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 166.813560][ T6953] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 166.986336][ T6969] loop0: detected capacity change from 0 to 32768 [ 167.031284][ T6969] btrfs: Deprecated parameter 'usebackuproot' [ 167.045722][ T6971] loop2: detected capacity change from 0 to 32768 [ 167.053050][ T6971] btrfs: Deprecated parameter 'usebackuproot' [ 167.060121][ T6953] BTRFS info (device loop4): rebuilding free space tree [ 167.064406][ T6969] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 167.077501][ T6971] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 167.097190][ T6969] btrfs: Deprecated parameter 'usebackuproot' [ 167.124887][ T6971] btrfs: Deprecated parameter 'usebackuproot' [ 167.127687][ T6953] BTRFS info (device loop4): turning on sync discard [ 167.132146][ T6971] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 167.173006][ T6969] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 167.184433][ T6953] BTRFS info (device loop4): enabling free space tree [ 167.224022][ T6969] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 355287c5-8bf5-4d9e-a07c-1f55d12609d4 [ 167.224355][ T6953] BTRFS info (device loop4): force clearing of disk cache [ 167.275851][ T6969] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.56 (6969) [ 167.293302][ T6953] BTRFS info (device loop4): enabling auto defrag [ 167.322617][ T6971] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 2eb8e028-d01f-4857-b49d-f6b0a7f71cf3 [ 167.333181][ T6953] BTRFS info (device loop4): trying to use backup root at mount time [ 167.364062][ T6971] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.57 (6971) [ 167.411373][ T6974] loop3: detected capacity change from 0 to 32768 [ 167.414881][ T6971] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 167.418894][ T6974] btrfs: Deprecated parameter 'usebackuproot' [ 167.434273][ T6974] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 167.444985][ T6974] btrfs: Deprecated parameter 'usebackuproot' [ 167.451076][ T6974] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 167.464014][ T6953] btrfs: Deprecated parameter 'usebackuproot' [ 167.465801][ T6974] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 95c0967b-9cfa-4a5c-98c5-ae644c734add [ 167.481010][ T6969] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 167.494431][ T6953] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 167.503784][ T6953] btrfs: Deprecated parameter 'usebackuproot' [ 167.519149][ T6971] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 167.530373][ T6974] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.58 (6974) [ 167.543594][ T6976] loop1: detected capacity change from 0 to 32768 [ 167.566348][ T6969] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 167.575867][ T6976] btrfs: Deprecated parameter 'usebackuproot' [ 167.581971][ T6976] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 167.606266][ T6953] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 167.624471][ T6976] btrfs: Deprecated parameter 'usebackuproot' [ 167.632717][ T6953] BTRFS info (device loop4 state M): force clearing of disk cache [ 167.667847][ T6974] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 167.679509][ T6976] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 167.694590][ T6974] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 167.732066][ T6953] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 167.762595][ T6976] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 268fd5c2-c214-4369-a68d-8b8d687bf5b5 [ 167.839869][ T6976] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.59 (6976) [ 167.865763][ T7014] btrfs: Deprecated parameter 'usebackuproot' [ 167.872138][ T7014] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 167.934777][ T7014] btrfs: Deprecated parameter 'usebackuproot' [ 167.951216][ T6976] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 167.974056][ T6976] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 167.985144][ T7014] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 168.055142][ T7014] BTRFS info (device loop4 state M): rebuilding free space tree [ 168.092073][ T6971] BTRFS info (device loop2): rebuilding free space tree [ 168.146484][ T6974] BTRFS info (device loop3): rebuilding free space tree [ 168.146754][ T6969] BTRFS info (device loop0): rebuilding free space tree [ 168.218432][ T6971] BTRFS info (device loop2): turning on sync discard [ 168.234921][ T6974] BTRFS info (device loop3): turning on sync discard [ 168.251198][ T6971] BTRFS info (device loop2): enabling free space tree [ 168.262897][ T6971] BTRFS info (device loop2): force clearing of disk cache [ 168.270432][ T6971] BTRFS info (device loop2): enabling auto defrag [ 168.277132][ T6971] BTRFS info (device loop2): trying to use backup root at mount time [ 168.288070][ T6969] BTRFS info (device loop0): turning on sync discard [ 168.290658][ T7014] BTRFS info (device loop4 state M): force clearing of disk cache [ 168.299056][ T6969] BTRFS info (device loop0): enabling free space tree [ 168.303310][ T6974] BTRFS info (device loop3): enabling free space tree [ 168.309985][ T6969] BTRFS info (device loop0): force clearing of disk cache [ 168.328488][ T7014] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 168.348654][ T6976] BTRFS info (device loop1): rebuilding free space tree [ 168.355908][ T6974] BTRFS info (device loop3): force clearing of disk cache [ 168.386265][ T6971] btrfs: Deprecated parameter 'usebackuproot' [ 168.392587][ T6969] BTRFS info (device loop0): enabling auto defrag [ 168.407714][ T6971] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 168.424851][ T6976] BTRFS info (device loop1): turning on sync discard [ 168.434847][ T6969] BTRFS info (device loop0): trying to use backup root at mount time [ 168.445401][ T6974] BTRFS info (device loop3): enabling auto defrag [ 168.451845][ T6974] BTRFS info (device loop3): trying to use backup root at mount time [ 168.469747][ T6971] btrfs: Deprecated parameter 'usebackuproot' [ 168.477164][ T6976] BTRFS info (device loop1): enabling free space tree [ 168.504388][ T6976] BTRFS info (device loop1): force clearing of disk cache [ 168.511656][ T6971] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 168.531601][ T6976] BTRFS info (device loop1): enabling auto defrag [ 168.531601][ T6010] BTRFS info (device loop4): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 168.556166][ T6971] BTRFS info (device loop2 state M): force clearing of disk cache [ 168.571180][ T6969] btrfs: Deprecated parameter 'usebackuproot' [ 168.574582][ T6974] btrfs: Deprecated parameter 'usebackuproot' [ 168.579520][ T6969] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 168.589181][ T6971] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 168.601922][ T6976] BTRFS info (device loop1): trying to use backup root at mount time [ 168.604941][ T6974] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 168.622302][ T6969] btrfs: Deprecated parameter 'usebackuproot' [ 168.632711][ T6969] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 168.649104][ T6974] btrfs: Deprecated parameter 'usebackuproot' [ 168.656779][ T6969] BTRFS info (device loop0 state M): force clearing of disk cache [ 168.664819][ T6974] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 168.678112][ T6969] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 168.687723][ T6974] BTRFS info (device loop3 state M): force clearing of disk cache [ 168.697633][ T6976] btrfs: Deprecated parameter 'usebackuproot' [ 168.703726][ T6976] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 168.714594][ T6976] btrfs: Deprecated parameter 'usebackuproot' [ 168.720995][ T7061] btrfs: Deprecated parameter 'usebackuproot' [ 168.728206][ T6974] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 168.732599][ T6976] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 168.747058][ T7061] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 168.784817][ T7062] btrfs: Deprecated parameter 'usebackuproot' [ 168.790932][ T7062] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 168.801403][ T6976] BTRFS info (device loop1 state M): force clearing of disk cache [ 168.814403][ T7061] btrfs: Deprecated parameter 'usebackuproot' [ 168.820495][ T7061] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 168.844445][ T6976] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 168.874603][ T7062] btrfs: Deprecated parameter 'usebackuproot' [ 168.880723][ T7062] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 168.885346][ T7063] btrfs: Deprecated parameter 'usebackuproot' [ 168.890575][ T7061] BTRFS info (device loop2 state M): rebuilding free space tree [ 168.935552][ T7063] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 168.945351][ T7062] BTRFS info (device loop0 state M): rebuilding free space tree [ 168.964732][ T7063] btrfs: Deprecated parameter 'usebackuproot' [ 168.993304][ T7065] btrfs: Deprecated parameter 'usebackuproot' [ 168.999901][ T7063] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 169.014802][ T7063] BTRFS info (device loop3 state M): rebuilding free space tree [ 169.056731][ T7065] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 169.104971][ T7065] btrfs: Deprecated parameter 'usebackuproot' [ 169.124661][ T7062] BTRFS info (device loop0 state M): force clearing of disk cache [ 169.172140][ T7062] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 169.215227][ T7065] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 169.216794][ T7061] BTRFS info (device loop2 state M): force clearing of disk cache [ 169.244585][ T7061] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 169.254842][ T7065] BTRFS info (device loop1 state M): rebuilding free space tree [ 169.320916][ T6009] BTRFS info (device loop2): last unmount of filesystem 2eb8e028-d01f-4857-b49d-f6b0a7f71cf3 [ 169.368120][ T6002] BTRFS info (device loop0): last unmount of filesystem 355287c5-8bf5-4d9e-a07c-1f55d12609d4 [ 169.471115][ T7063] BTRFS info (device loop3 state M): force clearing of disk cache [ 169.487640][ T7063] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 169.517135][ T7065] BTRFS info (device loop1 state M): force clearing of disk cache [ 169.565007][ T7065] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 169.634448][ T6011] BTRFS info (device loop3): last unmount of filesystem 95c0967b-9cfa-4a5c-98c5-ae644c734add [ 169.725210][ T6004] BTRFS info (device loop1): last unmount of filesystem 268fd5c2-c214-4369-a68d-8b8d687bf5b5 [ 170.094976][ T7067] loop4: detected capacity change from 0 to 32768 [ 170.125419][ T7067] btrfs: Deprecated parameter 'usebackuproot' [ 170.131526][ T7067] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 170.171429][ T7067] btrfs: Deprecated parameter 'usebackuproot' [ 170.191548][ T7067] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 170.224847][ T7067] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.60 (7067) [ 170.306321][ T7067] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 170.344401][ T7067] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 170.483846][ T7067] BTRFS info (device loop4): rebuilding free space tree [ 170.534979][ T7067] BTRFS info (device loop4): turning on sync discard [ 170.544435][ T7067] BTRFS info (device loop4): enabling free space tree [ 170.553576][ T7071] loop0: detected capacity change from 0 to 32768 [ 170.570089][ T7071] btrfs: Deprecated parameter 'usebackuproot' [ 170.571668][ T7067] BTRFS info (device loop4): force clearing of disk cache [ 170.576311][ T7071] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 170.592792][ T7071] btrfs: Deprecated parameter 'usebackuproot' [ 170.599061][ T7071] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 170.614880][ T7071] BTRFS info: device /dev/loop0 (7:0) using temp-fsid bc116a85-f435-4c3e-a186-779dd493dd01 [ 170.619957][ T7067] BTRFS info (device loop4): enabling auto defrag [ 170.637276][ T7072] loop2: detected capacity change from 0 to 32768 [ 170.645024][ T7071] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.62 (7071) [ 170.658469][ T7067] BTRFS info (device loop4): trying to use backup root at mount time [ 170.675550][ T7072] btrfs: Deprecated parameter 'usebackuproot' [ 170.705524][ T7072] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 170.736631][ T7072] btrfs: Deprecated parameter 'usebackuproot' [ 170.760821][ T7071] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 170.762888][ T7067] btrfs: Deprecated parameter 'usebackuproot' [ 170.792473][ T7071] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 170.799544][ T7072] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 170.802298][ T7067] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 170.829685][ T7074] loop1: detected capacity change from 0 to 32768 [ 170.834765][ T7072] BTRFS info: device /dev/loop2 (7:2) using temp-fsid ae082097-6c04-457b-a583-424c54db22e2 [ 170.848265][ T7074] btrfs: Deprecated parameter 'usebackuproot' [ 170.849487][ T7067] btrfs: Deprecated parameter 'usebackuproot' [ 170.860957][ T7067] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 170.892740][ T7067] BTRFS info (device loop4 state M): force clearing of disk cache [ 170.911371][ T7074] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 170.911428][ T7067] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 170.924909][ T7072] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.61 (7072) [ 170.948146][ T7074] btrfs: Deprecated parameter 'usebackuproot' [ 170.989064][ T7074] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 171.005021][ T7072] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 171.033513][ T7076] loop3: detected capacity change from 0 to 32768 [ 171.067982][ T7074] BTRFS info: device /dev/loop1 (7:1) using temp-fsid a579572a-70b3-4f9c-88d5-99337b87dd53 [ 171.079739][ T7072] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 171.102428][ T7109] btrfs: Deprecated parameter 'usebackuproot' [ 171.125956][ T7076] btrfs: Deprecated parameter 'usebackuproot' [ 171.132072][ T7076] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 171.144532][ T7074] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.64 (7074) [ 171.167765][ T7071] BTRFS info (device loop0): rebuilding free space tree [ 171.167928][ T7109] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 171.207847][ T7109] btrfs: Deprecated parameter 'usebackuproot' [ 171.213966][ T7109] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 171.217711][ T7076] btrfs: Deprecated parameter 'usebackuproot' [ 171.246395][ T7071] BTRFS info (device loop0): turning on sync discard [ 171.265187][ T7109] BTRFS info (device loop4 state M): rebuilding free space tree [ 171.273004][ T7074] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 171.305018][ T7071] BTRFS info (device loop0): enabling free space tree [ 171.311832][ T7071] BTRFS info (device loop0): force clearing of disk cache [ 171.332292][ T7076] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 171.362116][ T7074] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 171.414710][ T7076] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 8ae2acaf-22c5-4018-a1cb-5ed581d72bbb [ 171.425386][ T7071] BTRFS info (device loop0): enabling auto defrag [ 171.475977][ T7071] BTRFS info (device loop0): trying to use backup root at mount time [ 171.488282][ T7076] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.63 (7076) [ 171.590034][ T7071] btrfs: Deprecated parameter 'usebackuproot' [ 171.603198][ T7071] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 171.615274][ T7071] btrfs: Deprecated parameter 'usebackuproot' [ 171.621751][ T7071] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 171.642860][ T7071] BTRFS info (device loop0 state M): force clearing of disk cache [ 171.668181][ T7071] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 171.687936][ T7109] BTRFS info (device loop4 state M): force clearing of disk cache [ 171.727068][ T7076] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 171.742296][ T7139] btrfs: Deprecated parameter 'usebackuproot' [ 171.748734][ T7076] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 171.757438][ T7109] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 171.777890][ T7139] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 171.778075][ T7072] BTRFS info (device loop2): rebuilding free space tree [ 171.813367][ T7074] BTRFS info (device loop1): rebuilding free space tree [ 171.822117][ T7072] BTRFS info (device loop2): turning on sync discard [ 171.829488][ T7139] btrfs: Deprecated parameter 'usebackuproot' [ 171.855154][ T7074] BTRFS info (device loop1): turning on sync discard [ 171.865895][ T7072] BTRFS info (device loop2): enabling free space tree 2025/09/30 07:52:12 executed programs: 58 [ 171.892929][ T7074] BTRFS info (device loop1): enabling free space tree [ 171.900697][ T7139] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 171.910978][ T7072] BTRFS info (device loop2): force clearing of disk cache [ 171.925147][ T7139] BTRFS info (device loop0 state M): rebuilding free space tree [ 171.941410][ T6010] BTRFS info (device loop4): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 171.954774][ T7074] BTRFS info (device loop1): force clearing of disk cache [ 171.961922][ T7074] BTRFS info (device loop1): enabling auto defrag [ 171.970112][ T7072] BTRFS info (device loop2): enabling auto defrag [ 172.014480][ T7072] BTRFS info (device loop2): trying to use backup root at mount time [ 172.021239][ T7074] BTRFS info (device loop1): trying to use backup root at mount time [ 172.048972][ T7076] BTRFS info (device loop3): rebuilding free space tree [ 172.107709][ T7072] btrfs: Deprecated parameter 'usebackuproot' [ 172.113833][ T7072] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 172.139340][ T7072] btrfs: Deprecated parameter 'usebackuproot' [ 172.152385][ T7074] btrfs: Deprecated parameter 'usebackuproot' [ 172.186034][ T7076] BTRFS info (device loop3): turning on sync discard [ 172.202996][ T7076] BTRFS info (device loop3): enabling free space tree [ 172.210886][ T7074] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 172.220300][ T7072] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 172.243430][ T7074] btrfs: Deprecated parameter 'usebackuproot' [ 172.251169][ T7076] BTRFS info (device loop3): force clearing of disk cache [ 172.260745][ T7072] BTRFS info (device loop2 state M): force clearing of disk cache [ 172.273227][ T7074] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 172.285608][ T7072] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 172.298724][ T7076] BTRFS info (device loop3): enabling auto defrag [ 172.308782][ T7074] BTRFS info (device loop1 state M): force clearing of disk cache [ 172.323269][ T7076] BTRFS info (device loop3): trying to use backup root at mount time [ 172.332081][ T7074] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 172.374441][ T7139] BTRFS info (device loop0 state M): force clearing of disk cache [ 172.399350][ T7164] btrfs: Deprecated parameter 'usebackuproot' [ 172.405705][ T7139] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 172.448091][ T7164] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 172.458769][ T7076] btrfs: Deprecated parameter 'usebackuproot' [ 172.471408][ T7165] btrfs: Deprecated parameter 'usebackuproot' [ 172.475425][ T7076] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 172.500451][ T7076] btrfs: Deprecated parameter 'usebackuproot' [ 172.506999][ T7164] btrfs: Deprecated parameter 'usebackuproot' [ 172.525592][ T7076] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 172.544467][ T7164] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 172.553876][ T7164] BTRFS info (device loop1 state M): rebuilding free space tree [ 172.562733][ T7165] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 172.606540][ T6002] BTRFS info (device loop0): last unmount of filesystem bc116a85-f435-4c3e-a186-779dd493dd01 [ 172.609076][ T7165] btrfs: Deprecated parameter 'usebackuproot' [ 172.624914][ T7076] BTRFS info (device loop3 state M): force clearing of disk cache [ 172.634669][ T7164] BTRFS info (device loop1 state M): force clearing of disk cache [ 172.642495][ T7164] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 172.660326][ T7165] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 172.670529][ T7076] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 172.684518][ T7165] BTRFS info (device loop2 state M): rebuilding free space tree [ 172.718708][ T6004] BTRFS info (device loop1): last unmount of filesystem a579572a-70b3-4f9c-88d5-99337b87dd53 [ 172.755709][ T7167] btrfs: Deprecated parameter 'usebackuproot' [ 172.765868][ T7167] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 172.803927][ T7165] BTRFS info (device loop2 state M): force clearing of disk cache [ 172.814512][ T7167] btrfs: Deprecated parameter 'usebackuproot' [ 172.824865][ T7165] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 172.827140][ T7167] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 172.843225][ T7167] BTRFS info (device loop3 state M): rebuilding free space tree [ 172.999990][ T6009] BTRFS info (device loop2): last unmount of filesystem ae082097-6c04-457b-a583-424c54db22e2 [ 173.174395][ T7167] BTRFS info (device loop3 state M): force clearing of disk cache [ 173.202628][ T7167] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 173.221865][ T7162] loop4: detected capacity change from 0 to 32768 [ 173.270875][ T7162] btrfs: Deprecated parameter 'usebackuproot' [ 173.302428][ T7162] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 173.353173][ T7162] btrfs: Deprecated parameter 'usebackuproot' [ 173.364276][ T6011] BTRFS info (device loop3): last unmount of filesystem 8ae2acaf-22c5-4018-a1cb-5ed581d72bbb [ 173.384395][ T7162] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 173.426439][ T7162] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.65 (7162) [ 173.486358][ T7162] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 173.514513][ T7162] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 173.758282][ T7162] BTRFS info (device loop4): rebuilding free space tree [ 173.800156][ T7162] BTRFS info (device loop4): turning on sync discard [ 173.824822][ T7162] BTRFS info (device loop4): enabling free space tree [ 173.852269][ T7162] BTRFS info (device loop4): force clearing of disk cache [ 173.871074][ T7171] loop1: detected capacity change from 0 to 32768 [ 173.890451][ T7162] BTRFS info (device loop4): enabling auto defrag [ 173.893155][ T7171] btrfs: Deprecated parameter 'usebackuproot' [ 173.924836][ T7162] BTRFS info (device loop4): trying to use backup root at mount time [ 173.948933][ T7171] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 173.951253][ T7169] loop0: detected capacity change from 0 to 32768 [ 173.996085][ T7169] btrfs: Deprecated parameter 'usebackuproot' [ 174.005269][ T7171] btrfs: Deprecated parameter 'usebackuproot' [ 174.012348][ T7162] btrfs: Deprecated parameter 'usebackuproot' [ 174.040509][ T7169] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 174.050317][ T7171] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 174.055875][ T7162] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 174.085440][ T7171] BTRFS info: device /dev/loop1 (7:1) using temp-fsid f4dab6c3-8bba-4059-8b85-f566dc7f6b19 [ 174.090496][ T7169] btrfs: Deprecated parameter 'usebackuproot' [ 174.116894][ T7162] btrfs: Deprecated parameter 'usebackuproot' [ 174.123005][ T7162] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 174.141674][ T7171] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.67 (7171) [ 174.154438][ T7169] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 174.178654][ T7162] BTRFS info (device loop4 state M): force clearing of disk cache [ 174.190895][ T7169] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 81ff55a3-fdb5-43e9-8378-f8637cbcd937 [ 174.199990][ T7171] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 174.222832][ T7162] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 174.242165][ T7169] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.66 (7169) [ 174.248784][ T7171] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 174.327255][ T7197] btrfs: Deprecated parameter 'usebackuproot' [ 174.333472][ T7197] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 174.343513][ T7169] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 174.364160][ T7174] loop2: detected capacity change from 0 to 32768 [ 174.383986][ T7174] btrfs: Deprecated parameter 'usebackuproot' [ 174.384903][ T7197] btrfs: Deprecated parameter 'usebackuproot' [ 174.405849][ T7169] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 174.426792][ T7174] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 174.485261][ T7197] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 174.495228][ T7197] BTRFS info (device loop4 state M): rebuilding free space tree [ 174.497668][ T7174] btrfs: Deprecated parameter 'usebackuproot' [ 174.535718][ T7197] BTRFS info (device loop4 state M): force clearing of disk cache [ 174.547903][ T7197] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 174.589425][ T7174] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 174.679025][ T7174] BTRFS info: device /dev/loop2 (7:2) using temp-fsid b7c94266-a043-4e34-bdf4-53bc2f59ca82 [ 174.681404][ T6010] BTRFS info (device loop4): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 174.693012][ T7174] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.68 (7174) [ 174.709953][ T7171] BTRFS info (device loop1): rebuilding free space tree [ 174.739223][ T7174] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 174.754030][ T7169] BTRFS info (device loop0): rebuilding free space tree [ 174.759833][ T7174] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 174.831960][ T7171] BTRFS info (device loop1): turning on sync discard [ 174.896995][ T7169] btrfs: Deprecated parameter 'usebackuproot' [ 174.936629][ T7171] btrfs: Deprecated parameter 'usebackuproot' [ 174.942756][ T7171] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 174.965235][ T7169] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 174.972909][ T7171] btrfs: Deprecated parameter 'usebackuproot' [ 174.980978][ T7171] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 174.992860][ T7169] btrfs: Deprecated parameter 'usebackuproot' [ 175.015930][ T7186] loop3: detected capacity change from 0 to 32768 [ 175.018652][ T7169] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 175.037341][ T7186] btrfs: Deprecated parameter 'usebackuproot' [ 175.065358][ T7246] btrfs: Deprecated parameter 'usebackuproot' [ 175.092232][ T7186] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 175.115077][ T7246] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 175.155690][ T7251] btrfs: Deprecated parameter 'usebackuproot' [ 175.163640][ T7186] btrfs: Deprecated parameter 'usebackuproot' [ 175.174528][ T7246] btrfs: Deprecated parameter 'usebackuproot' [ 175.193414][ T7251] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 175.206730][ T7186] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 175.217619][ T7174] btrfs: Deprecated parameter 'usebackuproot' [ 175.221234][ T7246] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 175.245162][ T7174] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 175.258948][ T7186] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.69 (7186) [ 175.298478][ T7251] btrfs: Deprecated parameter 'usebackuproot' [ 175.312552][ T7174] btrfs: Deprecated parameter 'usebackuproot' [ 175.327296][ T7174] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 175.349622][ T7251] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 175.398785][ T7174] _btrfs_printk: 20 callbacks suppressed [ 175.398803][ T7174] BTRFS info (device loop2 state M): force clearing of disk cache [ 175.426636][ T7186] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 175.435484][ T7251] BTRFS info (device loop0 state M): rebuilding free space tree [ 175.445877][ T7174] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 175.474595][ T7186] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 175.517803][ T7251] BTRFS info (device loop0 state M): force clearing of disk cache [ 175.534516][ T7251] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 175.562507][ T7260] btrfs: Deprecated parameter 'usebackuproot' [ 175.574924][ T7260] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 175.599314][ T7246] BTRFS info (device loop1 state M): force clearing of disk cache [ 175.634428][ T7246] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 175.653501][ T7260] btrfs: Deprecated parameter 'usebackuproot' [ 175.661519][ T6002] BTRFS info (device loop0): last unmount of filesystem 81ff55a3-fdb5-43e9-8378-f8637cbcd937 [ 175.694651][ T7260] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 175.704064][ T7260] BTRFS info (device loop2 state M): rebuilding free space tree [ 175.715910][ T7186] BTRFS info (device loop3): rebuilding free space tree [ 175.867802][ T7260] BTRFS info (device loop2 state M): force clearing of disk cache [ 175.884502][ T7260] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 175.884561][ T6004] BTRFS info (device loop1): last unmount of filesystem f4dab6c3-8bba-4059-8b85-f566dc7f6b19 [ 175.904869][ T7186] BTRFS info (device loop3): turning on sync discard [ 175.911582][ T7186] BTRFS info (device loop3): enabling free space tree [ 175.944428][ T7186] BTRFS info (device loop3): force clearing of disk cache [ 175.976533][ T7186] BTRFS info (device loop3): enabling auto defrag [ 175.996421][ T7186] BTRFS info (device loop3): trying to use backup root at mount time [ 176.068202][ T7174] BTRFS warning (device loop2): failed to trim 1 device(s), last error -512 [ 176.099295][ T7186] btrfs: Deprecated parameter 'usebackuproot' [ 176.134453][ T7186] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 176.170663][ T6009] BTRFS info (device loop2): last unmount of filesystem b7c94266-a043-4e34-bdf4-53bc2f59ca82 [ 176.188302][ T7186] btrfs: Deprecated parameter 'usebackuproot' [ 176.222621][ T7186] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 176.252924][ T7186] BTRFS info (device loop3 state M): force clearing of disk cache [ 176.274058][ T7186] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 176.374766][ T7276] btrfs: Deprecated parameter 'usebackuproot' [ 176.403301][ T7276] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 176.444001][ T7276] btrfs: Deprecated parameter 'usebackuproot' [ 176.471445][ T7276] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 176.522616][ T7276] BTRFS info (device loop3 state M): rebuilding free space tree [ 176.524797][ T7247] loop4: detected capacity change from 0 to 32768 [ 176.581426][ T7247] btrfs: Deprecated parameter 'usebackuproot' [ 176.588482][ T7276] BTRFS info (device loop3 state M): force clearing of disk cache [ 176.588507][ T7276] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 176.646041][ T7247] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 176.681420][ T7247] btrfs: Deprecated parameter 'usebackuproot' [ 176.697819][ T7247] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 176.713827][ T6011] BTRFS info (device loop3): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 176.727473][ T7247] BTRFS info: device /dev/loop4 (7:4) using temp-fsid a851697b-5a7a-4659-a666-1a554cd8e9ad [ 176.762929][ T7247] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.70 (7247) [ 176.824535][ T7247] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 176.856681][ T7247] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 177.117933][ T7247] BTRFS info (device loop4): rebuilding free space tree [ 177.128278][ T7275] loop1: detected capacity change from 0 to 32768 [ 177.135980][ T7275] btrfs: Deprecated parameter 'usebackuproot' [ 177.142082][ T7275] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 177.175164][ T7247] BTRFS info (device loop4): turning on sync discard [ 177.181901][ T7247] BTRFS info (device loop4): enabling free space tree [ 177.199048][ T7275] btrfs: Deprecated parameter 'usebackuproot' [ 177.219248][ T7275] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 177.239946][ T7247] BTRFS info (device loop4): force clearing of disk cache [ 177.253633][ T7275] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.72 (7275) [ 177.274561][ T7247] BTRFS info (device loop4): enabling auto defrag [ 177.294429][ T7247] BTRFS info (device loop4): trying to use backup root at mount time [ 177.317708][ T7272] loop0: detected capacity change from 0 to 32768 [ 177.335793][ T7275] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 177.356510][ T7272] btrfs: Deprecated parameter 'usebackuproot' [ 177.365728][ T7272] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 177.376722][ T7247] btrfs: Deprecated parameter 'usebackuproot' [ 177.383688][ T7275] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 177.404440][ T7247] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 177.404915][ T7272] btrfs: Deprecated parameter 'usebackuproot' [ 177.444616][ T7247] btrfs: Deprecated parameter 'usebackuproot' [ 177.461525][ T7279] loop2: detected capacity change from 0 to 32768 [ 177.468235][ T7272] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 177.474033][ T7247] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 177.504822][ T7272] BTRFS info: device /dev/loop0 (7:0) using temp-fsid e600d6fa-2d59-4e88-9d96-202a51ddd8af [ 177.543457][ T7279] btrfs: Deprecated parameter 'usebackuproot' [ 177.560485][ T7247] BTRFS info (device loop4 state M): force clearing of disk cache [ 177.573972][ T7272] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.71 (7272) [ 177.586915][ T7279] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 177.586977][ T7279] btrfs: Deprecated parameter 'usebackuproot' [ 177.586992][ T7279] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 177.630646][ T7247] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 177.698718][ T7312] btrfs: Deprecated parameter 'usebackuproot' [ 177.754787][ T7272] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 177.766638][ T7312] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 177.776384][ T7279] BTRFS info: device /dev/loop2 (7:2) using temp-fsid b2cf35a7-f066-4987-a188-d1914ba62659 [ 177.807863][ T7279] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.73 (7279) [ 177.820676][ T7272] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 177.844464][ T7312] btrfs: Deprecated parameter 'usebackuproot' [ 177.872255][ T7312] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 177.903881][ T7312] BTRFS info (device loop4 state M): rebuilding free space tree [ 177.941174][ T7279] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 177.985604][ T7279] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 177.994579][ T7312] BTRFS info (device loop4 state M): force clearing of disk cache [ 178.002724][ T7275] BTRFS info (device loop1): rebuilding free space tree [ 178.020371][ T7312] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 178.034594][ T7290] loop3: detected capacity change from 0 to 32768 [ 178.053192][ T7290] btrfs: Deprecated parameter 'usebackuproot' [ 178.053244][ T7275] BTRFS info (device loop1): turning on sync discard [ 178.070700][ T7290] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 178.080359][ T7275] BTRFS info (device loop1): enabling free space tree [ 178.080382][ T7275] BTRFS info (device loop1): force clearing of disk cache [ 178.080398][ T7275] BTRFS info (device loop1): enabling auto defrag [ 178.080414][ T7275] BTRFS info (device loop1): trying to use backup root at mount time 2025/09/30 07:52:18 executed programs: 68 [ 178.160684][ T7290] btrfs: Deprecated parameter 'usebackuproot' [ 178.190202][ T7275] btrfs: Deprecated parameter 'usebackuproot' [ 178.191288][ T6010] BTRFS info (device loop4): last unmount of filesystem a851697b-5a7a-4659-a666-1a554cd8e9ad [ 178.196684][ T7275] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 178.216934][ T7275] btrfs: Deprecated parameter 'usebackuproot' [ 178.224091][ T7275] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 178.233849][ T7290] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 178.251542][ T7272] BTRFS info (device loop0): rebuilding free space tree [ 178.263972][ T7275] BTRFS info (device loop1 state M): force clearing of disk cache [ 178.270051][ T7272] BTRFS info (device loop0): turning on sync discard [ 178.284592][ T7272] BTRFS info (device loop0): enabling free space tree [ 178.296242][ T7272] BTRFS info (device loop0): force clearing of disk cache [ 178.314799][ T7290] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 63c261e6-3a6a-44d8-aaff-fb0f7a60002a [ 178.315566][ T7275] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 178.334364][ T7272] BTRFS info (device loop0): enabling auto defrag [ 178.350978][ T7290] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.74 (7290) [ 178.395198][ T7279] BTRFS info (device loop2): rebuilding free space tree [ 178.396523][ T7348] btrfs: Deprecated parameter 'usebackuproot' [ 178.402520][ T7272] BTRFS info (device loop0): trying to use backup root at mount time [ 178.445407][ T7348] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 178.456110][ T7290] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 178.491259][ T7279] BTRFS info (device loop2): turning on sync discard [ 178.514411][ T7348] btrfs: Deprecated parameter 'usebackuproot' [ 178.524793][ T7290] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 178.538162][ T7279] BTRFS info (device loop2): enabling free space tree [ 178.554631][ T7348] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 178.566208][ T7279] BTRFS info (device loop2): force clearing of disk cache [ 178.573364][ T7279] BTRFS info (device loop2): enabling auto defrag [ 178.587909][ T7272] btrfs: Deprecated parameter 'usebackuproot' [ 178.594087][ T7272] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 178.614238][ T7348] BTRFS info (device loop1 state M): rebuilding free space tree [ 178.652286][ T7279] BTRFS info (device loop2): trying to use backup root at mount time [ 178.665761][ T7272] btrfs: Deprecated parameter 'usebackuproot' [ 178.671876][ T7272] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 178.801183][ T7279] btrfs: Deprecated parameter 'usebackuproot' [ 178.812599][ T7272] BTRFS info (device loop0 state M): force clearing of disk cache [ 178.842417][ T7279] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 178.857386][ T7272] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 178.894516][ T7279] btrfs: Deprecated parameter 'usebackuproot' [ 178.900663][ T7279] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 178.927003][ T7348] BTRFS info (device loop1 state M): force clearing of disk cache [ 178.935019][ T7348] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 178.975276][ T7279] BTRFS info (device loop2 state M): force clearing of disk cache [ 178.986496][ T7365] btrfs: Deprecated parameter 'usebackuproot' [ 178.993910][ T7365] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 179.013658][ T7279] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 179.036003][ T7365] btrfs: Deprecated parameter 'usebackuproot' [ 179.042212][ T7365] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 179.062138][ T7290] BTRFS info (device loop3): rebuilding free space tree [ 179.085330][ T6004] BTRFS info (device loop1): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 179.104086][ T7365] BTRFS info (device loop0 state M): rebuilding free space tree [ 179.105890][ T7370] btrfs: Deprecated parameter 'usebackuproot' [ 179.162904][ T7290] BTRFS info (device loop3): turning on sync discard [ 179.183629][ T7290] BTRFS info (device loop3): enabling free space tree [ 179.204422][ T7370] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 179.224797][ T7290] BTRFS info (device loop3): force clearing of disk cache [ 179.231951][ T7290] BTRFS info (device loop3): enabling auto defrag [ 179.243971][ T7370] btrfs: Deprecated parameter 'usebackuproot' [ 179.274456][ T7370] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 179.283858][ T7370] BTRFS info (device loop2 state M): rebuilding free space tree [ 179.304505][ T7290] BTRFS info (device loop3): trying to use backup root at mount time [ 179.372539][ T7290] btrfs: Deprecated parameter 'usebackuproot' [ 179.386715][ T7365] BTRFS info (device loop0 state M): force clearing of disk cache [ 179.410896][ T7370] BTRFS info (device loop2 state M): force clearing of disk cache [ 179.420392][ T7290] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 179.431560][ T7365] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 179.450689][ T7290] btrfs: Deprecated parameter 'usebackuproot' [ 179.458040][ T7370] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 179.467847][ T7290] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 179.523071][ T7290] BTRFS info (device loop3 state M): force clearing of disk cache [ 179.553947][ T7351] loop4: detected capacity change from 0 to 32768 [ 179.562199][ T7290] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 179.574024][ T7351] btrfs: Deprecated parameter 'usebackuproot' [ 179.588307][ T6009] BTRFS info (device loop2): last unmount of filesystem b2cf35a7-f066-4987-a188-d1914ba62659 [ 179.593873][ T6002] BTRFS info (device loop0): last unmount of filesystem e600d6fa-2d59-4e88-9d96-202a51ddd8af [ 179.626219][ T7351] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 179.687406][ T7374] btrfs: Deprecated parameter 'usebackuproot' [ 179.693638][ T7374] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 179.717983][ T7351] btrfs: Deprecated parameter 'usebackuproot' [ 179.724094][ T7351] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 179.784744][ T7351] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.75 (7351) [ 179.806216][ T7374] btrfs: Deprecated parameter 'usebackuproot' [ 179.812334][ T7374] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 179.838589][ T7374] BTRFS info (device loop3 state M): rebuilding free space tree [ 179.863603][ T7351] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 179.900807][ T7351] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 180.324648][ T7351] btrfs: Deprecated parameter 'usebackuproot' [ 180.346402][ T7351] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 180.374746][ T7351] btrfs: Deprecated parameter 'usebackuproot' [ 180.386638][ T7351] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 180.426564][ T7351] _btrfs_printk: 9 callbacks suppressed [ 180.426583][ T7351] BTRFS info (device loop4 state M): force clearing of disk cache [ 180.470943][ T7351] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 180.560558][ T7398] btrfs: Deprecated parameter 'usebackuproot' [ 180.584749][ T7398] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 180.621786][ T7373] loop1: detected capacity change from 0 to 32768 [ 180.635473][ T7398] btrfs: Deprecated parameter 'usebackuproot' [ 180.641591][ T7398] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 180.655862][ T7373] btrfs: Deprecated parameter 'usebackuproot' [ 180.662051][ T7373] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 180.724456][ T7373] btrfs: Deprecated parameter 'usebackuproot' [ 180.754449][ T7373] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 180.774688][ T7398] BTRFS info (device loop4 state M): rebuilding free space tree [ 180.798520][ T7388] loop2: detected capacity change from 0 to 32768 [ 180.823127][ T7388] btrfs: Deprecated parameter 'usebackuproot' [ 180.842189][ T7388] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 180.862931][ T7388] btrfs: Deprecated parameter 'usebackuproot' [ 180.889842][ T7388] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 180.899389][ T7373] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 1238a488-4a3d-4341-9331-de03d4e1b6d8 [ 180.920943][ T7398] BTRFS info (device loop4 state M): force clearing of disk cache [ 180.934439][ T7373] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.76 (7373) [ 180.955185][ T7398] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 180.990166][ T7388] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 0da9dac3-ca11-46f3-b06e-3e87377324b0 [ 181.013036][ T7373] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 181.049376][ T7388] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.78 (7388) [ 181.068390][ T7373] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 181.088278][ T7386] loop0: detected capacity change from 0 to 32768 [ 181.102148][ T6010] BTRFS info (device loop4): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 181.125494][ T7386] btrfs: Deprecated parameter 'usebackuproot' [ 181.147301][ T7386] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 181.161519][ T7388] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 181.182335][ T7388] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 181.197505][ T7386] btrfs: Deprecated parameter 'usebackuproot' [ 181.207492][ T7386] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 181.231105][ T7386] BTRFS info: device /dev/loop0 (7:0) using temp-fsid db3ece86-8a5b-4b1b-92c0-029f46c4c83d [ 181.255964][ T7373] BTRFS info (device loop1): rebuilding free space tree [ 181.262340][ T7386] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.77 (7386) [ 181.291912][ T7396] loop3: detected capacity change from 0 to 32768 [ 181.313678][ T7373] BTRFS info (device loop1): turning on sync discard [ 181.324118][ T7386] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 181.325289][ T7396] btrfs: Deprecated parameter 'usebackuproot' [ 181.374405][ T7373] BTRFS info (device loop1): enabling free space tree [ 181.381226][ T7373] BTRFS info (device loop1): force clearing of disk cache [ 181.423401][ T7396] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 181.423652][ T7386] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 181.433045][ T7373] BTRFS info (device loop1): enabling auto defrag [ 181.450343][ T7396] btrfs: Deprecated parameter 'usebackuproot' [ 181.459320][ T7396] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 181.480240][ T7388] BTRFS info (device loop2): rebuilding free space tree [ 181.496357][ T7396] BTRFS info: device /dev/loop3 (7:3) using temp-fsid b00d13eb-8bbb-4a42-85b8-061389dc191f [ 181.506582][ T7373] BTRFS info (device loop1): trying to use backup root at mount time [ 181.548940][ T7396] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.79 (7396) [ 181.549722][ T7388] BTRFS info (device loop2): turning on sync discard [ 181.603089][ T7388] BTRFS info (device loop2): enabling free space tree [ 181.608337][ T7373] btrfs: Deprecated parameter 'usebackuproot' [ 181.616946][ T7388] BTRFS info (device loop2): force clearing of disk cache [ 181.616969][ T7388] BTRFS info (device loop2): enabling auto defrag [ 181.616985][ T7388] BTRFS info (device loop2): trying to use backup root at mount time [ 181.655538][ T7388] btrfs: Deprecated parameter 'usebackuproot' [ 181.661655][ T7388] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 181.664153][ T7396] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 181.672116][ T7388] btrfs: Deprecated parameter 'usebackuproot' [ 181.688331][ T7388] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 181.697978][ T7373] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 181.714534][ T7388] BTRFS info (device loop2 state M): force clearing of disk cache [ 181.722373][ T7388] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 181.743134][ T7373] btrfs: Deprecated parameter 'usebackuproot' [ 181.755575][ T7373] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 181.766826][ T7396] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 181.790225][ T7373] BTRFS info (device loop1 state M): force clearing of disk cache [ 181.802179][ T7373] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 181.885345][ T7451] btrfs: Deprecated parameter 'usebackuproot' [ 181.891472][ T7451] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 181.892591][ T7386] BTRFS info (device loop0): rebuilding free space tree [ 181.954656][ T7453] btrfs: Deprecated parameter 'usebackuproot' [ 181.971000][ T7453] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 181.984938][ T7386] BTRFS info (device loop0): turning on sync discard [ 181.991662][ T7386] BTRFS info (device loop0): enabling free space tree [ 181.998822][ T7453] btrfs: Deprecated parameter 'usebackuproot' [ 182.024746][ T7451] btrfs: Deprecated parameter 'usebackuproot' [ 182.030863][ T7451] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 182.045731][ T7386] BTRFS info (device loop0): force clearing of disk cache [ 182.052883][ T7386] BTRFS info (device loop0): enabling auto defrag [ 182.097302][ T7451] BTRFS info (device loop1 state M): rebuilding free space tree [ 182.135166][ T7453] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 182.154439][ T7386] BTRFS info (device loop0): trying to use backup root at mount time [ 182.216153][ T7396] BTRFS info (device loop3): rebuilding free space tree [ 182.235889][ T7453] BTRFS info (device loop2 state M): rebuilding free space tree [ 182.305999][ T7386] btrfs: Deprecated parameter 'usebackuproot' [ 182.312123][ T7386] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 182.341135][ T7396] BTRFS info (device loop3): turning on sync discard [ 182.344193][ T7451] BTRFS info (device loop1 state M): force clearing of disk cache [ 182.364496][ T7386] btrfs: Deprecated parameter 'usebackuproot' [ 182.375499][ T7451] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 182.396978][ T7453] BTRFS info (device loop2 state M): force clearing of disk cache [ 182.420423][ T7386] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 182.424523][ T7396] BTRFS info (device loop3): enabling free space tree [ 182.474755][ T7453] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 182.474802][ T7386] BTRFS info (device loop0 state M): force clearing of disk cache [ 182.500090][ T7396] BTRFS info (device loop3): force clearing of disk cache [ 182.515757][ T7396] BTRFS info (device loop3): enabling auto defrag [ 182.529931][ T7396] BTRFS info (device loop3): trying to use backup root at mount time [ 182.553812][ T7386] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 182.581811][ T7373] BTRFS warning (device loop1): failed to trim 1 device(s), last error -512 [ 182.613155][ T7396] btrfs: Deprecated parameter 'usebackuproot' [ 182.631680][ T7396] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 182.658153][ T6009] BTRFS info (device loop2): last unmount of filesystem 0da9dac3-ca11-46f3-b06e-3e87377324b0 [ 182.671274][ T6004] BTRFS info (device loop1): last unmount of filesystem 1238a488-4a3d-4341-9331-de03d4e1b6d8 [ 182.683767][ T7470] btrfs: Deprecated parameter 'usebackuproot' [ 182.690086][ T7396] btrfs: Deprecated parameter 'usebackuproot' [ 182.712160][ T7396] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 182.723488][ T7470] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 182.740606][ T7396] BTRFS info (device loop3 state M): force clearing of disk cache [ 182.764722][ T7470] btrfs: Deprecated parameter 'usebackuproot' [ 182.764880][ T7396] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 182.770812][ T7470] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 182.815863][ T7470] BTRFS info (device loop0 state M): rebuilding free space tree [ 182.844213][ T7472] btrfs: Deprecated parameter 'usebackuproot' [ 182.914354][ T7472] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 182.964576][ T7472] btrfs: Deprecated parameter 'usebackuproot' [ 182.994505][ T7472] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 183.064546][ T7472] BTRFS info (device loop3 state M): rebuilding free space tree [ 183.117466][ T7470] BTRFS info (device loop0 state M): force clearing of disk cache [ 183.136915][ T7472] BTRFS info (device loop3 state M): force clearing of disk cache [ 183.144985][ T7470] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 183.153906][ T7472] BTRFS info (device loop3 state M): trying to use backup root at mount time 2025/09/30 07:52:23 executed programs: 76 [ 183.245531][ T6002] BTRFS info (device loop0): last unmount of filesystem db3ece86-8a5b-4b1b-92c0-029f46c4c83d [ 183.259861][ T6011] BTRFS info (device loop3): last unmount of filesystem b00d13eb-8bbb-4a42-85b8-061389dc191f [ 183.307478][ T7446] loop4: detected capacity change from 0 to 32768 [ 183.335245][ T7446] btrfs: Deprecated parameter 'usebackuproot' [ 183.391981][ T7446] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 183.443366][ T7446] btrfs: Deprecated parameter 'usebackuproot' [ 183.484411][ T7446] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 183.494017][ T7446] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.80 (7446) [ 183.599966][ T7446] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 183.644729][ T7446] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 183.835561][ T7446] BTRFS info (device loop4): rebuilding free space tree [ 183.919477][ T7446] BTRFS info (device loop4): turning on sync discard [ 183.954668][ T7446] BTRFS info (device loop4): enabling free space tree [ 183.966134][ T7476] loop1: detected capacity change from 0 to 32768 [ 183.981970][ T7446] BTRFS info (device loop4): force clearing of disk cache [ 183.997318][ T7476] btrfs: Deprecated parameter 'usebackuproot' [ 184.012424][ T7446] BTRFS info (device loop4): enabling auto defrag [ 184.018105][ T7476] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 184.027269][ T7446] BTRFS info (device loop4): trying to use backup root at mount time [ 184.045403][ T7476] btrfs: Deprecated parameter 'usebackuproot' [ 184.064963][ T7446] btrfs: Deprecated parameter 'usebackuproot' [ 184.076895][ T7476] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 184.084673][ T7446] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 184.104996][ T7476] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 99bece6c-57c3-44a8-b14c-0f6fb3f6273b [ 184.124659][ T7446] btrfs: Deprecated parameter 'usebackuproot' [ 184.125115][ T7476] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.81 (7476) [ 184.134020][ T7474] loop2: detected capacity change from 0 to 32768 [ 184.156195][ T7446] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 184.176039][ T7474] btrfs: Deprecated parameter 'usebackuproot' [ 184.182507][ T7474] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 184.202503][ T7446] BTRFS info (device loop4 state M): force clearing of disk cache [ 184.218422][ T7474] btrfs: Deprecated parameter 'usebackuproot' [ 184.220174][ T7476] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 184.231819][ T7474] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 184.246891][ T7446] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 184.274620][ T7474] BTRFS info: device /dev/loop2 (7:2) using temp-fsid b6150689-ce3c-4302-80cd-0f490ab789c6 [ 184.280328][ T7476] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 184.299580][ T7480] loop3: detected capacity change from 0 to 32768 [ 184.304210][ T7474] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.82 (7474) [ 184.310787][ T7480] btrfs: Deprecated parameter 'usebackuproot' [ 184.339672][ T7498] btrfs: Deprecated parameter 'usebackuproot' [ 184.351009][ T7498] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 184.360766][ T7480] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 184.371263][ T7480] btrfs: Deprecated parameter 'usebackuproot' [ 184.385093][ T7480] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 184.395707][ T7498] btrfs: Deprecated parameter 'usebackuproot' [ 184.422866][ T7480] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 89f87a97-3a1e-49e8-9996-49fbf2098955 [ 184.434557][ T7480] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.84 (7480) [ 184.437509][ T7498] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 184.457962][ T7498] BTRFS info (device loop4 state M): rebuilding free space tree [ 184.475029][ T7474] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 184.503526][ T7474] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 184.536002][ T7480] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 184.546565][ T7478] loop0: detected capacity change from 0 to 32768 [ 184.547479][ T7478] btrfs: Deprecated parameter 'usebackuproot' [ 184.590778][ T7480] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 184.604655][ T7478] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 184.617517][ T7476] BTRFS info (device loop1): rebuilding free space tree [ 184.636875][ T7478] btrfs: Deprecated parameter 'usebackuproot' [ 184.650544][ T7498] BTRFS info (device loop4 state M): force clearing of disk cache [ 184.692572][ T7476] BTRFS info (device loop1): turning on sync discard [ 184.704426][ T7478] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 184.722993][ T7498] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 184.733592][ T7476] BTRFS info (device loop1): enabling free space tree [ 184.744011][ T7478] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 688d8f66-2329-4400-a217-0e19d1043229 [ 184.765720][ T7476] BTRFS info (device loop1): force clearing of disk cache [ 184.772875][ T7476] BTRFS info (device loop1): enabling auto defrag [ 184.779888][ T7478] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.83 (7478) [ 184.829749][ T7476] BTRFS info (device loop1): trying to use backup root at mount time [ 184.850783][ T6010] BTRFS info (device loop4): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 184.868938][ T7474] BTRFS info (device loop2): rebuilding free space tree [ 184.903753][ T7476] btrfs: Deprecated parameter 'usebackuproot' [ 184.911326][ T7474] BTRFS info (device loop2): turning on sync discard [ 184.936846][ T7476] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 184.969524][ T7478] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 184.987519][ T7474] BTRFS info (device loop2): enabling free space tree [ 185.020475][ T7476] btrfs: Deprecated parameter 'usebackuproot' [ 185.040816][ T7476] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.060533][ T7474] btrfs: Deprecated parameter 'usebackuproot' [ 185.116698][ T7552] btrfs: Deprecated parameter 'usebackuproot' [ 185.122818][ T7552] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.144526][ T7474] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.179256][ T7552] btrfs: Deprecated parameter 'usebackuproot' [ 185.186148][ T7552] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.196267][ T7480] btrfs: Deprecated parameter 'usebackuproot' [ 185.204901][ T7480] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.234550][ T7474] btrfs: Deprecated parameter 'usebackuproot' [ 185.240795][ T7474] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.259173][ T7480] btrfs: Deprecated parameter 'usebackuproot' [ 185.265921][ T7480] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.322656][ T7563] btrfs: Deprecated parameter 'usebackuproot' [ 185.387861][ T7563] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.406477][ T7566] btrfs: Deprecated parameter 'usebackuproot' [ 185.432604][ T7563] btrfs: Deprecated parameter 'usebackuproot' [ 185.441111][ T7478] btrfs: Deprecated parameter 'usebackuproot' [ 185.454083][ T7566] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.469411][ T7478] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.484444][ T7563] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.522380][ T7566] btrfs: Deprecated parameter 'usebackuproot' [ 185.528889][ T7478] btrfs: Deprecated parameter 'usebackuproot' [ 185.544405][ T7566] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.553836][ T7478] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.583855][ T7563] _btrfs_printk: 25 callbacks suppressed [ 185.583870][ T7563] BTRFS info (device loop2 state M): rebuilding free space tree [ 185.614762][ T7478] BTRFS info (device loop0 state M): force clearing of disk cache [ 185.632996][ T7566] BTRFS info (device loop3 state M): rebuilding free space tree [ 185.671944][ T7478] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 185.734898][ T7476] BTRFS warning (device loop1): failed to trim 1 device(s), last error -512 [ 185.760984][ T7569] btrfs: Deprecated parameter 'usebackuproot' [ 185.775112][ T6004] BTRFS info (device loop1): last unmount of filesystem 99bece6c-57c3-44a8-b14c-0f6fb3f6273b [ 185.804757][ T7569] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.838887][ T7569] btrfs: Deprecated parameter 'usebackuproot' [ 185.849863][ T7563] BTRFS info (device loop2 state M): force clearing of disk cache [ 185.859450][ T7569] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 185.884397][ T7563] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 185.891151][ T7569] BTRFS info (device loop0 state M): rebuilding free space tree [ 185.922200][ T7566] BTRFS info (device loop3 state M): force clearing of disk cache [ 185.957949][ T7566] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 185.983971][ T6009] BTRFS info (device loop2): last unmount of filesystem b6150689-ce3c-4302-80cd-0f490ab789c6 [ 186.036259][ T6011] BTRFS info (device loop3): last unmount of filesystem 89f87a97-3a1e-49e8-9996-49fbf2098955 [ 186.102969][ T7569] BTRFS info (device loop0 state M): force clearing of disk cache [ 186.128943][ T7569] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 186.239440][ T6002] BTRFS info (device loop0): last unmount of filesystem 688d8f66-2329-4400-a217-0e19d1043229 [ 186.413106][ T7558] loop4: detected capacity change from 0 to 32768 [ 186.492306][ T7558] btrfs: Deprecated parameter 'usebackuproot' [ 186.532201][ T7558] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 186.593639][ T7558] btrfs: Deprecated parameter 'usebackuproot' [ 186.624373][ T7558] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 186.664629][ T7558] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.85 (7558) [ 186.750557][ T7558] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 186.794609][ T7558] BTRFS info (device loop4): using crc32c (crc32c-lib) checksum algorithm [ 186.937051][ T7572] loop1: detected capacity change from 0 to 32768 [ 187.019546][ T7558] BTRFS info (device loop4): rebuilding free space tree [ 187.045380][ T7572] btrfs: Deprecated parameter 'usebackuproot' [ 187.051509][ T7572] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 187.076470][ T7576] loop3: detected capacity change from 0 to 32768 [ 187.095379][ T7576] btrfs: Deprecated parameter 'usebackuproot' [ 187.105384][ T7558] BTRFS info (device loop4): turning on sync discard [ 187.121058][ T7576] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 187.121242][ T7572] btrfs: Deprecated parameter 'usebackuproot' [ 187.142758][ T7558] BTRFS info (device loop4): enabling free space tree [ 187.150509][ T7572] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 187.157426][ T7576] btrfs: Deprecated parameter 'usebackuproot' [ 187.160102][ T7558] BTRFS info (device loop4): force clearing of disk cache [ 187.184286][ T7574] loop2: detected capacity change from 0 to 32768 [ 187.205128][ T7574] btrfs: Deprecated parameter 'usebackuproot' [ 187.211245][ T7574] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 187.220819][ T7576] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 187.224714][ T7572] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 07f2a4fe-0ab8-4283-8221-8ccca3d4dc1d [ 187.234604][ T7558] BTRFS info (device loop4): enabling auto defrag [ 187.240465][ T7572] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.86 (7572) [ 187.260029][ T7574] btrfs: Deprecated parameter 'usebackuproot' [ 187.289132][ T7574] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 187.298953][ T7576] BTRFS info: device /dev/loop3 (7:3) using temp-fsid ccf4ecdf-f0c8-4f1d-a32e-5d1470fde1fe [ 187.316539][ T7572] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 187.325509][ T7558] BTRFS info (device loop4): trying to use backup root at mount time [ 187.332127][ T7576] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.88 (7576) [ 187.364458][ T7572] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [ 187.393803][ T7574] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 0eca088a-26d4-4031-85e3-785af6c267ee [ 187.416900][ T7576] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 187.438566][ T7574] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.87 (7574) [ 187.451565][ T7576] BTRFS info (device loop3): using crc32c (crc32c-lib) checksum algorithm [ 187.491034][ T7574] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 187.510797][ T7558] btrfs: Deprecated parameter 'usebackuproot' [ 187.517332][ T7558] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 187.529057][ T7578] loop0: detected capacity change from 0 to 32768 [ 187.552837][ T7574] BTRFS info (device loop2): using crc32c (crc32c-lib) checksum algorithm [ 187.563355][ T7558] btrfs: Deprecated parameter 'usebackuproot' [ 187.566583][ T7578] btrfs: Deprecated parameter 'usebackuproot' [ 187.615998][ T7578] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 187.631116][ T7558] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 187.665707][ T7578] btrfs: Deprecated parameter 'usebackuproot' [ 187.671831][ T7578] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 187.718436][ T7558] BTRFS info (device loop4 state M): force clearing of disk cache [ 187.727082][ T7578] BTRFS info: device /dev/loop0 (7:0) using temp-fsid f6705057-d65b-458a-b416-0be6f6c02e58 [ 187.754171][ T7576] BTRFS info (device loop3): rebuilding free space tree [ 187.754190][ T7572] BTRFS info (device loop1): rebuilding free space tree [ 187.788870][ T7558] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 187.797999][ T7578] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.89 (7578) [ 187.837864][ T7572] BTRFS info (device loop1): turning on sync discard [ 187.869240][ T7572] BTRFS info (device loop1): enabling free space tree [ 187.869896][ T7576] BTRFS info (device loop3): turning on sync discard [ 187.888917][ T7572] BTRFS info (device loop1): force clearing of disk cache [ 187.900665][ T7576] BTRFS info (device loop3): enabling free space tree [ 187.915674][ T7642] btrfs: Deprecated parameter 'usebackuproot' [ 187.922948][ T7642] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 187.952816][ T7572] BTRFS info (device loop1): enabling auto defrag [ 187.962059][ T7576] BTRFS info (device loop3): force clearing of disk cache [ 187.972238][ T7642] btrfs: Deprecated parameter 'usebackuproot' [ 187.978763][ T7642] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 187.987876][ T7572] BTRFS info (device loop1): trying to use backup root at mount time [ 188.004499][ T7642] BTRFS info (device loop4 state M): rebuilding free space tree [ 188.029391][ T7576] BTRFS info (device loop3): enabling auto defrag [ 188.071717][ T7578] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 188.072063][ T7574] BTRFS info (device loop2): rebuilding free space tree [ 188.092346][ T7578] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 188.095634][ T7576] BTRFS info (device loop3): trying to use backup root at mount time [ 188.119628][ T7572] btrfs: Deprecated parameter 'usebackuproot' [ 188.144279][ T7572] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 188.153691][ T7572] btrfs: Deprecated parameter 'usebackuproot' [ 188.207735][ T7576] btrfs: Deprecated parameter 'usebackuproot' [ 188.246149][ T7574] BTRFS info (device loop2): turning on sync discard [ 188.255878][ T7576] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 188.287265][ T7572] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 188.305207][ T7576] btrfs: Deprecated parameter 'usebackuproot' [ 188.316887][ T7574] BTRFS info (device loop2): enabling free space tree [ 188.323685][ T7574] BTRFS info (device loop2): force clearing of disk cache [ 188.334570][ T7576] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 188.348621][ T7572] BTRFS info (device loop1 state M): force clearing of disk cache [ 188.374880][ T7572] BTRFS info (device loop1 state M): trying to use backup root at mount time [ 188.393394][ T7642] BTRFS info (device loop4 state M): force clearing of disk cache [ 188.402900][ T7576] BTRFS info (device loop3 state M): force clearing of disk cache [ 188.404505][ T7642] BTRFS info (device loop4 state M): trying to use backup root at mount time [ 188.416971][ T7574] BTRFS info (device loop2): enabling auto defrag [ 188.450574][ T7578] BTRFS info (device loop0): rebuilding free space tree [ 188.464534][ T7576] BTRFS info (device loop3 state M): trying to use backup root at mount time 2025/09/30 07:52:29 executed programs: 83 [ 188.495739][ T7574] BTRFS info (device loop2): trying to use backup root at mount time [ 188.510977][ T7662] btrfs: Deprecated parameter 'usebackuproot' [ 188.520962][ T6010] BTRFS info (device loop4): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 188.530790][ T7662] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 188.551340][ T7574] btrfs: Deprecated parameter 'usebackuproot' [ 188.565819][ T7578] BTRFS info (device loop0): turning on sync discard [ 188.575341][ T7663] btrfs: Deprecated parameter 'usebackuproot' [ 188.581435][ T7663] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 188.589861][ T7662] btrfs: Deprecated parameter 'usebackuproot' [ 188.608053][ T7574] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 188.624514][ T7578] BTRFS info (device loop0): enabling free space tree [ 188.631665][ T7574] btrfs: Deprecated parameter 'usebackuproot' [ 188.639843][ T7663] btrfs: Deprecated parameter 'usebackuproot' [ 188.645120][ T7662] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 188.656542][ T7578] BTRFS info (device loop0): force clearing of disk cache [ 188.663680][ T7578] BTRFS info (device loop0): enabling auto defrag [ 188.671374][ T7574] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 188.685169][ T7663] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 188.696380][ T7662] BTRFS info (device loop1 state M): rebuilding free space tree [ 188.724795][ T7663] BTRFS info (device loop3 state M): rebuilding free space tree [ 188.729536][ T7578] BTRFS info (device loop0): trying to use backup root at mount time [ 188.747790][ T7574] BTRFS info (device loop2 state M): force clearing of disk cache [ 188.765179][ T7574] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 188.810637][ T7578] btrfs: Deprecated parameter 'usebackuproot' [ 188.829497][ T7578] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 188.839397][ T7663] BTRFS info (device loop3 state M): force clearing of disk cache [ 188.839424][ T7663] BTRFS info (device loop3 state M): trying to use backup root at mount time [ 188.870292][ T7664] btrfs: Deprecated parameter 'usebackuproot' [ 188.879442][ T7664] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 188.889381][ T7578] btrfs: Deprecated parameter 'usebackuproot' [ 188.906830][ T7662] assertion failed: ret == 0 :: 0, in fs/btrfs/free-space-tree.c:1115 [ 188.914406][ T7578] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 188.925608][ T7662] ------------[ cut here ]------------ [ 188.925688][ T7664] btrfs: Deprecated parameter 'usebackuproot' [ 188.931072][ T7662] kernel BUG at fs/btrfs/free-space-tree.c:1115! [ 188.956866][ T7578] BTRFS info (device loop0 state M): force clearing of disk cache [ 188.967979][ T7578] BTRFS info (device loop0 state M): trying to use backup root at mount time [ 188.972918][ T7662] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI [ 188.977045][ T7576] BTRFS warning (device loop3): failed to trim 1 device(s), last error -512 [ 188.982990][ T7662] CPU: 0 UID: 0 PID: 7662 Comm: syz.1.86 Not tainted syzkaller #0 PREEMPT(full) [ 188.983013][ T7662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 188.983026][ T7662] RIP: 0010:populate_free_space_tree+0x700/0x710 [ 188.983060][ T7662] 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 [ 188.983078][ T7662] RSP: 0018:ffffc9000e077780 EFLAGS: 00010246 [ 188.983104][ T7662] RAX: 0000000000000043 RBX: ffff888075a1c420 RCX: 0510453c93813300 [ 188.983118][ T7662] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 188.983131][ T7662] RBP: ffffc9000e0778b0 R08: ffffc9000e0774a7 R09: 1ffff92001c0ee94 [ 188.983147][ T7662] R10: dffffc0000000000 R11: fffff52001c0ee95 R12: 0000000000000001 [ 188.983161][ T7662] R13: 1ffff92001c0ef00 R14: dffffc0000000000 R15: 0000000000000000 [ 188.983175][ T7662] FS: 00007fc9f535f6c0(0000) GS:ffff8881259fc000(0000) knlGS:0000000000000000 [ 189.003948][ T7664] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 189.010938][ T7662] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 189.010953][ T7662] CR2: 00005620dc2125e0 CR3: 000000007d6fc000 CR4: 00000000003526f0 [ 189.010970][ T7662] Call Trace: [ 189.010978][ T7662] [ 189.121608][ T7662] ? __pfx_populate_free_space_tree+0x10/0x10 [ 189.127685][ T7662] ? _raw_spin_unlock+0x28/0x50 [ 189.132529][ T7662] ? btrfs_block_rsv_check+0x9d/0xb0 [ 189.137805][ T7662] btrfs_rebuild_free_space_tree+0x1ba/0x6d0 [ 189.143778][ T7662] ? __pfx_btrfs_rebuild_free_space_tree+0x10/0x10 [ 189.150269][ T7662] ? btrfs_start_pre_rw_mount+0x1144/0x1bf0 [ 189.156179][ T7662] ? btrfs_start_pre_rw_mount+0x1144/0x1bf0 [ 189.162065][ T7662] btrfs_start_pre_rw_mount+0x128f/0x1bf0 [ 189.167778][ T7662] ? btrfs_check_rw_degradable+0x376/0x680 [ 189.173575][ T7662] ? __pfx_btrfs_start_pre_rw_mount+0x10/0x10 [ 189.179634][ T7662] ? do_raw_read_unlock+0x3d/0x80 [ 189.184651][ T7662] ? _raw_read_unlock+0x28/0x50 [ 189.189501][ T7662] ? btrfs_check_rw_degradable+0x467/0x680 [ 189.195297][ T7662] btrfs_reconfigure+0xaed/0x2160 [ 189.200322][ T7662] ? __pfx_btrfs_reconfigure+0x10/0x10 [ 189.205795][ T7662] ? __pfx_shrink_dcache_sb+0x10/0x10 [ 189.211157][ T7662] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 189.216785][ T7662] reconfigure_super+0x227/0x890 [ 189.221714][ T7662] path_mount+0xd1a/0xfe0 [ 189.226033][ T7662] ? kmem_cache_free+0x19b/0x690 [ 189.230960][ T7662] __se_sys_mount+0x313/0x410 [ 189.235627][ T7662] ? __pfx___se_sys_mount+0x10/0x10 [ 189.240814][ T7662] ? do_syscall_64+0xbe/0xfa0 [ 189.245479][ T7662] ? __x64_sys_mount+0x20/0xc0 [ 189.250231][ T7662] do_syscall_64+0xfa/0xfa0 [ 189.254724][ T7662] ? lockdep_hardirqs_on+0x9c/0x150 [ 189.259913][ T7662] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 189.265963][ T7662] ? clear_bhb_loop+0x60/0xb0 [ 189.270627][ T7662] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 189.276506][ T7662] RIP: 0033:0x7fc9f459066a [ 189.280919][ T7662] 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 [ 189.300525][ T7662] RSP: 002b:00007fc9f535ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 189.309010][ T7662] RAX: ffffffffffffffda RBX: 00007fc9f535eef0 RCX: 00007fc9f459066a [ 189.316966][ T7662] RDX: 0000200000000180 RSI: 0000200000000380 RDI: 0000000000000000 [ 189.324923][ T7662] RBP: 0000200000000180 R08: 00007fc9f535eef0 R09: 0000000000000020 [ 189.332891][ T7662] R10: 0000000000000020 R11: 0000000000000246 R12: 0000200000000380 [ 189.340868][ T7662] R13: 00007fc9f535eeb0 R14: 0000000000000000 R15: 00002000000002c0 [ 189.348845][ T7662] [ 189.351854][ T7662] Modules linked in: [ 189.357080][ T7662] ---[ end trace 0000000000000000 ]--- [ 189.365527][ T7665] btrfs: Deprecated parameter 'usebackuproot' [ 189.371626][ T7665] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 189.381704][ T7665] btrfs: Deprecated parameter 'usebackuproot' [ 189.387822][ T7665] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 189.397262][ T7665] BTRFS info (device loop0 state M): rebuilding free space tree [ 189.416955][ T7662] RIP: 0010:populate_free_space_tree+0x700/0x710 [ 189.423857][ T7662] 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 [ 189.443818][ T7662] RSP: 0018:ffffc9000e077780 EFLAGS: 00010246 [ 189.444183][ T7664] BTRFS info (device loop2 state M): rebuilding free space tree [ 189.476459][ T6011] BTRFS info (device loop3): last unmount of filesystem ccf4ecdf-f0c8-4f1d-a32e-5d1470fde1fe [ 189.486029][ T7664] BTRFS info (device loop2 state M): force clearing of disk cache [ 189.508253][ T7662] RAX: 0000000000000043 RBX: ffff888075a1c420 RCX: 0510453c93813300 [ 189.521124][ T7664] BTRFS info (device loop2 state M): trying to use backup root at mount time [ 189.531911][ T7662] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 189.540266][ T7662] RBP: ffffc9000e0778b0 R08: ffffc9000e0774a7 R09: 1ffff92001c0ee94 [ 189.548442][ T7662] R10: dffffc0000000000 R11: fffff52001c0ee95 R12: 0000000000000001 [ 189.558867][ T7662] R13: 1ffff92001c0ef00 R14: dffffc0000000000 R15: 0000000000000000 [ 189.566963][ T7662] FS: 00007fc9f535f6c0(0000) GS:ffff888125afc000(0000) knlGS:0000000000000000 [ 189.578062][ T7662] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 189.584966][ T7662] CR2: 00007fff84a0bec4 CR3: 000000007d6fc000 CR4: 00000000003526f0 [ 189.593180][ T7662] Kernel panic - not syncing: Fatal exception [ 189.599528][ T7662] Kernel Offset: disabled [ 189.603832][ T7662] Rebooting in 86400 seconds..