heck_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  198.002452][ T7903] bcachefs (loop4): dropping and reconstructing all alloc info
[  198.022320][ T7916] loop3: detected capacity change from 0 to 32768
[  198.186162][ T7911] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  198.187212][ T7903] bcachefs (loop4): accounting_read...
[  198.194729][ T7911] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  198.194980][ T7911] bcachefs (loop1): Version upgrade required:
[  198.194980][ T7911] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  198.194980][ T7911] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  198.194980][ T7911]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  198.195301][ T7911] bcachefs (loop1): dropping and reconstructing all alloc info
[  198.247558][ T7914] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  198.320357][ T7903]  done
[  198.323397][ T7903] bcachefs (loop4): alloc_read... done
[  198.347791][ T7903] bcachefs (loop4): snapshots_read... done
[  198.366945][ T7903] bcachefs (loop4): done starting filesystem
[  198.373190][ T7914]   allowing incompatible features above 0.0: (unknown version)
[  198.390871][ T7911] bcachefs (loop1): accounting_read... done
[  198.410970][ T7911] bcachefs (loop1): alloc_read... done
[  198.416989][ T7911] bcachefs (loop1): snapshots_read... done
[  198.429489][ T7911] bcachefs (loop1): done starting filesystem
[  198.436548][ T7914]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  198.451201][ T7914] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  198.459977][ T7914] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  198.469483][ T7914] bcachefs (loop0): Version upgrade required:
[  198.469483][ T7914] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  198.469483][ T7914] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  198.469483][ T7914]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  198.488687][ T7903] syz.4.60 (7903): drop_caches: 2
[  198.568827][ T7911] syz.1.61 (7911): drop_caches: 2
[  198.617204][ T7914] bcachefs (loop0): dropping and reconstructing all alloc info
[  198.636759][ T5595] bcachefs (loop1): shutting down
2025/09/21 19:20:32 executed programs: 59
[  198.653354][ T7916] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  198.653374][ T7916]   allowing incompatible features above 0.0: (unknown version)
[  198.653383][ T7916]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  198.717574][ T5609] bcachefs (loop4): shutting down
[  198.745734][ T7914] bcachefs (loop0): accounting_read...
[  198.778011][ T7916] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  198.806193][ T7916] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  198.819435][ T5595] bcachefs (loop1): shutdown complete
[  198.827916][ T7916] bcachefs (loop3): Version upgrade required:
[  198.827916][ T7916] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  198.827916][ T7916] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  198.827916][ T7916]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  198.901798][ T7914]  done
[  198.901826][ T7914] bcachefs (loop0): alloc_read... done
[  198.906796][ T7916] bcachefs (loop3): dropping and reconstructing all alloc info
[  198.910163][ T7914] bcachefs (loop0): snapshots_read...
[  198.956762][ T5609] bcachefs (loop4): shutdown complete
[  198.962955][ T7914]  done
[  198.963590][ T7914] bcachefs (loop0): done starting filesystem
[  199.002683][ T7914] syz.0.62 (7914): drop_caches: 2
[  199.052037][ T7916] bcachefs (loop3): accounting_read...
[  199.052257][ T5593] bcachefs (loop0): shutting down
[  199.085381][ T7916]  done
[  199.088603][ T7916] bcachefs (loop3): alloc_read... done
[  199.101042][ T7916] bcachefs (loop3): snapshots_read... done
[  199.107944][ T7916] bcachefs (loop3): done starting filesystem
[  199.189110][ T5593] bcachefs (loop0): shutdown complete
[  199.232088][ T7916] syz.3.63 (7916): drop_caches: 2
[  199.281338][ T5603] bcachefs (loop3): shutting down
[  199.426272][ T5603] bcachefs (loop3): shutdown complete
[  199.919051][ T7946] loop5: detected capacity change from 0 to 32768
[  200.469327][ T7948] loop1: detected capacity change from 0 to 32768
[  200.538717][ T7950] loop4: detected capacity change from 0 to 32768
[  200.766064][ T7953] loop0: detected capacity change from 0 to 32768
[  200.849228][ T7946] bcachefs (loop5): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  200.849250][ T7946]   allowing incompatible features above 0.0: (unknown version)
[  200.849261][ T7946]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  200.926212][ T7948] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  200.926232][ T7948]   allowing incompatible features above 0.0: (unknown version)
[  200.926242][ T7948]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  200.926267][ T7948] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  200.926373][ T7948] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  200.926616][ T7948] bcachefs (loop1): Version upgrade required:
[  200.926616][ T7948] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  200.926616][ T7948] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  200.926616][ T7948]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  200.926936][ T7948] bcachefs (loop1): dropping and reconstructing all alloc info
[  200.998941][ T7950] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  200.998961][ T7950]   allowing incompatible features above 0.0: (unknown version)
[  200.998970][ T7950]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  200.998994][ T7950] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  200.999102][ T7950] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  200.999310][ T7950] bcachefs (loop4): Version upgrade required:
[  200.999310][ T7950] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  200.999310][ T7950] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  200.999310][ T7950]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  200.999641][ T7950] bcachefs (loop4): dropping and reconstructing all alloc info
[  201.035605][ T7948] bcachefs (loop1): accounting_read...
[  201.041358][ T7950] bcachefs (loop4): accounting_read...
[  201.081970][ T7948]  done
[  201.081990][ T7948] bcachefs (loop1): alloc_read... done
[  201.082324][ T7948] bcachefs (loop1): snapshots_read... done
[  201.083338][ T7948] bcachefs (loop1): done starting filesystem
[  201.117681][ T7948] syz.1.65 (7948): drop_caches: 2
[  201.121692][ T7950]  done
[  201.121707][ T7950] bcachefs (loop4): alloc_read... done
[  201.122021][ T7950] bcachefs (loop4): snapshots_read... done
[  201.122949][ T7950] bcachefs (loop4): done starting filesystem
[  201.179136][ T7950] syz.4.66 (7950): drop_caches: 2
[  201.203811][ T7953] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  201.210271][ T7946] bcachefs (loop5): Using encoding defined by superblock: utf8-12.1.0
[  201.234157][ T7953]   allowing incompatible features above 0.0: (unknown version)
[  201.297549][ T5609] bcachefs (loop4): shutting down
[  201.348427][ T7953]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  201.391170][ T7946] bcachefs (loop5): recovering from clean shutdown, journal seq 10
[  201.439358][ T7953] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  201.440039][ T7953] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  201.547437][ T5595] bcachefs (loop1): shutting down
[  201.582661][ T7946] bcachefs (loop5): Version upgrade required:
[  201.582661][ T7946] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  201.582661][ T7946] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  201.582661][ T7946]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  201.619349][ T7953] bcachefs (loop0): Version upgrade required:
[  201.619349][ T7953] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  201.619349][ T7953] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  201.619349][ T7953]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  201.734789][ T7946] bcachefs (loop5): dropping and reconstructing all alloc info
[  201.751602][ T5609] bcachefs (loop4): shutdown complete
[  201.758135][ T7953] bcachefs (loop0): dropping and reconstructing all alloc info
[  201.784963][ T7953] bcachefs (loop0): accounting_read...
[  201.789238][ T7946] bcachefs (loop5): accounting_read... done
[  201.821483][ T7946] bcachefs (loop5): alloc_read... done
[  201.827382][ T7946] bcachefs (loop5): snapshots_read... done
[  201.838567][ T7953]  done
[  201.841967][ T7953] bcachefs (loop0): alloc_read... done
[  201.849215][ T7953] bcachefs (loop0): snapshots_read... done
[  201.852256][ T5595] bcachefs (loop1): shutdown complete
[  201.856324][ T7953] bcachefs (loop0): done starting filesystem
[  201.901585][ T7953] syz.0.67 (7953): drop_caches: 2
[  201.911836][ T7946] bcachefs (loop5): done starting filesystem
[  201.922669][ T7946] syz.5.64 (7946): drop_caches: 2
[  201.991576][ T5593] bcachefs (loop0): shutting down
[  202.026710][ T5600] bcachefs (loop5): shutting down
[  202.138313][ T5593] bcachefs (loop0): shutdown complete
[  202.179597][ T5600] bcachefs (loop5): shutdown complete
[  202.641465][ T7982] loop3: detected capacity change from 0 to 32768
[  203.288304][ T7986] loop4: detected capacity change from 0 to 32768
[  203.296283][ T7989] loop0: detected capacity change from 0 to 32768
[  203.332804][ T7984] loop1: detected capacity change from 0 to 32768
[  203.679826][ T7982] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  203.679847][ T7982]   allowing incompatible features above 0.0: (unknown version)
[  203.679857][ T7982]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  203.784988][ T7984] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  203.821239][ T7982] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  203.821355][ T7982] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  203.821703][ T7982] bcachefs (loop3): Version upgrade required:
[  203.821703][ T7982] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  203.821703][ T7982] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  203.821703][ T7982]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  203.822016][ T7982] bcachefs (loop3): dropping and reconstructing all alloc info
[  203.922281][ T7984]   allowing incompatible features above 0.0: (unknown version)
[  203.929950][ T7984]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  203.959181][ T7984] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  203.974931][ T7986] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  203.974951][ T7986]   allowing incompatible features above 0.0: (unknown version)
[  203.974961][ T7986]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  204.011304][ T7984] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  204.011553][ T7984] bcachefs (loop1): Version upgrade required:
[  204.011553][ T7984] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  204.011553][ T7984] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  204.011553][ T7984]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  204.011870][ T7984] bcachefs (loop1): dropping and reconstructing all alloc info
[  204.059297][ T7989] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  204.059317][ T7989]   allowing incompatible features above 0.0: (unknown version)
[  204.059327][ T7989]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  204.059351][ T7989] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  204.059454][ T7989] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  204.059690][ T7989] bcachefs (loop0): Version upgrade required:
[  204.059690][ T7989] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  204.059690][ T7989] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  204.059690][ T7989]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  204.060008][ T7989] bcachefs (loop0): dropping and reconstructing all alloc info
[  204.078117][ T7982] bcachefs (loop3): accounting_read...
[  204.081984][ T7986] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  204.171539][ T7989] bcachefs (loop0): accounting_read...
[  204.186141][ T7986] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  204.190939][ T7984] bcachefs (loop1): accounting_read...
[  204.206054][ T7986] bcachefs (loop4): Version upgrade required:
[  204.206054][ T7986] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  204.206054][ T7986] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  204.206054][ T7986]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  204.410443][ T7986] bcachefs (loop4): dropping and reconstructing all alloc info
[  204.419410][ T7989]  done
[  204.422743][ T7989] bcachefs (loop0): alloc_read... done
[  204.428608][ T7989] bcachefs (loop0): snapshots_read...
[  204.428744][ T8018] loop5: detected capacity change from 0 to 32768
[  204.429013][ T7989]  done
[  204.451554][ T7982]  done
[  204.451970][ T7984]  done
[  204.454358][ T7982] bcachefs (loop3): alloc_read... done
[  204.460317][ T7984] bcachefs (loop1): alloc_read...
[  204.464980][ T7982] bcachefs (loop3): snapshots_read...
[  204.465333][ T7984]  done
[  204.470416][ T7982]  done
[  204.483859][ T7989] bcachefs (loop0): done starting filesystem
[  204.486376][ T7986] bcachefs (loop4): accounting_read... done
[  204.492008][ T7984] bcachefs (loop1): snapshots_read...
[  204.498111][ T7982] bcachefs (loop3): done starting filesystem
[  204.525705][ T7986] bcachefs (loop4): alloc_read... done
[  204.532281][ T7986] bcachefs (loop4): snapshots_read... done
[  204.544721][ T7986] bcachefs (loop4): done starting filesystem
[  204.557241][ T7982] syz.3.68 (7982): drop_caches: 2
[  204.570338][ T7984]  done
2025/09/21 19:20:38 executed programs: 67
[  204.574275][ T7984] bcachefs (loop1): done starting filesystem
[  204.582225][ T7989] syz.0.71 (7989): drop_caches: 2
[  204.584722][ T7984] syz.1.70 (7984): drop_caches: 2
[  204.597083][ T7986] syz.4.69 (7986): drop_caches: 2
[  204.602371][ T5603] bcachefs (loop3): shutting down
[  204.629677][ T5595] bcachefs (loop1): shutting down
[  204.670675][ T5593] bcachefs (loop0): shutting down
[  204.684935][ T5609] bcachefs (loop4): shutting down
[  204.786580][ T8018] bcachefs (loop5): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  204.786601][ T8018]   allowing incompatible features above 0.0: (unknown version)
[  204.786611][ T8018]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  204.786689][ T5603] bcachefs (loop3): shutdown complete
[  204.807520][ T5609] bcachefs (loop4): shutdown complete
[  204.814546][ T5595] bcachefs (loop1): shutdown complete
[  204.860840][ T8018] bcachefs (loop5): Using encoding defined by superblock: utf8-12.1.0
[  204.878453][ T8018] bcachefs (loop5): recovering from clean shutdown, journal seq 10
[  204.887061][ T8018] bcachefs (loop5): Version upgrade required:
[  204.887061][ T8018] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  204.887061][ T8018] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  204.887061][ T8018]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  204.912504][ T5593] bcachefs (loop0): shutdown complete
[  205.031491][ T8018] bcachefs (loop5): dropping and reconstructing all alloc info
[  205.161909][ T8018] bcachefs (loop5): accounting_read... done
[  205.267184][ T8018] bcachefs (loop5): alloc_read... done
[  205.322684][ T8018] bcachefs (loop5): snapshots_read... done
[  205.361309][ T8018] bcachefs (loop5): done starting filesystem
[  205.410071][ T8018] syz.5.72 (8018): drop_caches: 2
[  205.582337][ T5600] bcachefs (loop5): shutting down
[  205.716713][ T5600] bcachefs (loop5): shutdown complete
[  206.334012][ T8028] loop4: detected capacity change from 0 to 32768
[  206.488136][ T8030] loop0: detected capacity change from 0 to 32768
[  206.613562][ T8034] loop1: detected capacity change from 0 to 32768
[  206.655444][ T8032] loop3: detected capacity change from 0 to 32768
[  206.928673][ T8034] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  206.928696][ T8034]   allowing incompatible features above 0.0: (unknown version)
[  206.928706][ T8034]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  207.032362][ T8028] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  207.032390][ T8028]   allowing incompatible features above 0.0: (unknown version)
[  207.032408][ T8028]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  207.032433][ T8028] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  207.032551][ T8028] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  207.032790][ T8028] bcachefs (loop4): Version upgrade required:
[  207.032790][ T8028] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  207.032790][ T8028] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  207.032790][ T8028]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  207.033120][ T8028] bcachefs (loop4): dropping and reconstructing all alloc info
[  207.108421][ T8030] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  207.108442][ T8030]   allowing incompatible features above 0.0: (unknown version)
[  207.108452][ T8030]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  207.108476][ T8030] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  207.108578][ T8030] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  207.108792][ T8030] bcachefs (loop0): Version upgrade required:
[  207.108792][ T8030] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  207.108792][ T8030] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  207.108792][ T8030]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  207.109128][ T8030] bcachefs (loop0): dropping and reconstructing all alloc info
[  207.144319][ T8028] bcachefs (loop4): accounting_read...
[  207.147271][ T8030] bcachefs (loop0): accounting_read...
[  207.152677][ T8034] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  207.182598][ T8032] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  207.190119][ T8028]  done
[  207.374869][ T8034] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  207.398582][ T8032]   allowing incompatible features above 0.0: (unknown version)
[  207.461250][ T8028] bcachefs (loop4): alloc_read...
[  207.462872][ T8032]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  207.463743][ T8028]  done
[  207.467916][ T8032] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  207.468019][ T8032] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  207.488606][ T8034] bcachefs (loop1): Version upgrade required:
[  207.488606][ T8034] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  207.488606][ T8034] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  207.488606][ T8034]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  207.495561][ T8032] bcachefs (loop3): Version upgrade required:
[  207.495561][ T8032] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  207.495561][ T8032] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  207.495561][ T8032]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  207.507055][ T8028] bcachefs (loop4): snapshots_read...
[  207.576606][ T8032] bcachefs (loop3): dropping and reconstructing all alloc info
[  207.651039][ T8028]  done
[  207.672264][ T8034] bcachefs (loop1): dropping and reconstructing all alloc info
[  207.672493][ T8028] bcachefs (loop4): done starting filesystem
[  207.681843][ T8030]  done
[  207.693205][ T8030] bcachefs (loop0): alloc_read... done
[  207.699090][ T8030] bcachefs (loop0): snapshots_read... done
[  207.717896][ T8032] bcachefs (loop3): accounting_read... done
[  207.721775][ T8030] bcachefs (loop0): done starting filesystem
[  207.731203][ T8032] bcachefs (loop3): alloc_read... done
[  207.737070][ T8032] bcachefs (loop3): snapshots_read... done
[  207.758886][ T8030] syz.0.75 (8030): drop_caches: 2
[  207.764710][ T8032] bcachefs (loop3): done starting filesystem
[  207.781097][ T8034] bcachefs (loop1): accounting_read...
[  207.789913][ T8028] syz.4.76 (8028): drop_caches: 2
[  207.804514][ T8034]  done
[  207.807452][ T8034] bcachefs (loop1): alloc_read... done
[  207.826090][ T8034] bcachefs (loop1): snapshots_read... done
[  207.833451][ T8032] syz.3.73 (8032): drop_caches: 2
[  207.838885][ T5593] bcachefs (loop0): shutting down
[  207.847687][ T5609] bcachefs (loop4): shutting down
[  207.848119][ T8034] bcachefs (loop1): done starting filesystem
[  207.895614][ T5603] bcachefs (loop3): shutting down
[  207.956726][ T8034] syz.1.74 (8034): drop_caches: 2
[  207.983439][ T5593] bcachefs (loop0): shutdown complete
[  208.009460][ T5603] bcachefs (loop3): shutdown complete
[  208.051370][ T5595] bcachefs (loop1): shutting down
[  208.088640][ T5609] bcachefs (loop4): shutdown complete
[  208.154264][ T8064] loop5: detected capacity change from 0 to 32768
[  208.260484][ T5595] bcachefs (loop1): shutdown complete
[  208.450145][ T8064] bcachefs (loop5): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  208.450166][ T8064]   allowing incompatible features above 0.0: (unknown version)
[  208.450176][ T8064]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  208.621875][ T8064] bcachefs (loop5): Using encoding defined by superblock: utf8-12.1.0
[  208.639015][ T8064] bcachefs (loop5): recovering from clean shutdown, journal seq 10
[  208.692272][ T8064] bcachefs (loop5): Version upgrade required:
[  208.692272][ T8064] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  208.692272][ T8064] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  208.692272][ T8064]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  208.861447][ T8064] bcachefs (loop5): dropping and reconstructing all alloc info
[  208.970390][ T8064] bcachefs (loop5): accounting_read... done
[  209.019598][ T8064] bcachefs (loop5): alloc_read... done
[  209.042953][ T8064] bcachefs (loop5): snapshots_read... done
[  209.069454][ T8064] bcachefs (loop5): done starting filesystem
[  209.127338][ T8064] syz.5.77 (8064): drop_caches: 2
[  209.214733][ T5600] bcachefs (loop5): shutting down
[  209.332737][ T5600] bcachefs (loop5): shutdown complete
[  209.734873][ T8077] loop1: detected capacity change from 0 to 32768
[  209.865955][ T8073] loop4: detected capacity change from 0 to 32768
[  209.872846][ T8075] loop3: detected capacity change from 0 to 32768
[  209.896431][ T8079] loop0: detected capacity change from 0 to 32768
[  210.279058][ T8073] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  210.279081][ T8073]   allowing incompatible features above 0.0: (unknown version)
[  210.279091][ T8073]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  210.336796][ T8073] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  210.339037][ T8077] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  210.345220][ T8073] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  210.345460][ T8073] bcachefs (loop4): Version upgrade required:
[  210.345460][ T8073] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  210.345460][ T8073] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  210.345460][ T8073]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  210.442604][ T8079] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  210.458529][ T8075] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  210.471596][ T8073] bcachefs (loop4): dropping and reconstructing all alloc info
[  210.483370][ T8075]   allowing incompatible features above 0.0: (unknown version)
[  210.498544][ T8075]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  210.512869][ T8075] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  210.521176][ T8075] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  210.529343][ T8075] bcachefs (loop3): Version upgrade required:
[  210.529343][ T8075] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  210.529343][ T8075] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  210.529343][ T8075]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  210.541247][ T8077]   allowing incompatible features above 0.0: (unknown version)
[  210.604642][ T8079]   allowing incompatible features above 0.0: (unknown version)
[  210.618923][ T8075] bcachefs (loop3): dropping and reconstructing all alloc info
[  210.636893][ T8077]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  210.654522][ T8073] bcachefs (loop4): accounting_read... done
[  210.657021][ T8079]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  210.678112][ T8073] bcachefs (loop4): alloc_read...
[  210.678479][ T8077] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  210.678484][ T8073]  done
[  210.678579][ T8077] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  210.688239][ T8073] bcachefs (loop4): snapshots_read...
[  210.693115][ T8079] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  210.703582][ T8073]  done
[  210.710101][ T8077] bcachefs (loop1): Version upgrade required:
[  210.710101][ T8077] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  210.710101][ T8077] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  210.710101][ T8077]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  210.794543][ T8075] bcachefs (loop3): accounting_read...
[  210.801438][ T8079] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  210.801759][ T8073] bcachefs (loop4): done starting filesystem
[  210.809516][ T8079] bcachefs (loop0): Version upgrade required:
[  210.809516][ T8079] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  210.809516][ T8079] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  210.809516][ T8079]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  210.875879][ T8073] syz.4.79 (8073): drop_caches: 2
[  210.902074][ T8075]  done
[  210.904882][ T8075] bcachefs (loop3): alloc_read...
[  210.905462][ T8077] bcachefs (loop1): dropping and reconstructing all alloc info
[  210.908570][ T8075]  done
[  210.921892][ T8075] bcachefs (loop3): snapshots_read... done
[  210.928952][ T8075] bcachefs (loop3): done starting filesystem
[  210.940081][ T8079] bcachefs (loop0): dropping and reconstructing all alloc info
[  210.973209][ T8075] syz.3.80 (8075): drop_caches: 2
2025/09/21 19:20:45 executed programs: 77
[  210.995447][ T5603] bcachefs (loop3): shutting down
[  211.047797][ T5609] bcachefs (loop4): shutting down
[  211.067398][ T8077] bcachefs (loop1): accounting_read...
[  211.072635][ T5603] bcachefs (loop3): shutdown complete
[  211.098058][ T8079] bcachefs (loop0): accounting_read...
[  211.105106][ T8077]  done
[  211.131799][ T8079]  done
[  211.134610][ T8079] bcachefs (loop0): alloc_read... done
[  211.140874][ T8077] bcachefs (loop1): alloc_read... done
[  211.151065][ T8079] bcachefs (loop0): snapshots_read... done
[  211.158450][ T8079] bcachefs (loop0): done starting filesystem
[  211.171241][ T8077] bcachefs (loop1): snapshots_read... done
[  211.171976][ T5609] bcachefs (loop4): shutdown complete
[  211.182064][ T8077] bcachefs (loop1): done starting filesystem
[  211.217587][ T8079] syz.0.78 (8079): drop_caches: 2
[  211.239315][ T8077] syz.1.81 (8077): drop_caches: 2
[  211.276015][ T5593] bcachefs (loop0): shutting down
[  211.342775][ T5595] bcachefs (loop1): shutting down
[  211.397548][ T5593] bcachefs (loop0): shutdown complete
[  211.528472][ T5595] bcachefs (loop1): shutdown complete
[  211.873099][ T8109] loop5: detected capacity change from 0 to 32768
[  212.317326][ T8114] loop4: detected capacity change from 0 to 32768
[  212.392070][ T8109] bcachefs (loop5): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  212.392090][ T8109]   allowing incompatible features above 0.0: (unknown version)
[  212.392099][ T8109]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  212.417354][ T8111] loop3: detected capacity change from 0 to 32768
[  212.454431][ T8109] bcachefs (loop5): Using encoding defined by superblock: utf8-12.1.0
[  212.463801][ T8109] bcachefs (loop5): recovering from clean shutdown, journal seq 10
[  212.474029][ T8109] bcachefs (loop5): Version upgrade required:
[  212.474029][ T8109] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  212.474029][ T8109] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  212.474029][ T8109]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  212.571989][ T8109] bcachefs (loop5): dropping and reconstructing all alloc info
[  212.758985][ T8109] bcachefs (loop5): accounting_read... done
[  212.777455][ T8109] bcachefs (loop5): alloc_read... done
[  212.801212][ T8109] bcachefs (loop5): snapshots_read...
[  212.801427][ T8114] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  212.801445][ T8114]   allowing incompatible features above 0.0: (unknown version)
[  212.801455][ T8114]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  212.801662][ T8109]  done
[  212.819694][ T8114] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  212.849390][ T8111] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  212.881350][ T8114] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  212.911689][ T8114] bcachefs (loop4): Version upgrade required:
[  212.911689][ T8114] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  212.911689][ T8114] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  212.911689][ T8114]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  212.942013][ T8109] bcachefs (loop5): done starting filesystem
[  212.999052][ T8111]   allowing incompatible features above 0.0: (unknown version)
[  213.014359][ T8111]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  213.035210][ T8114] bcachefs (loop4): dropping and reconstructing all alloc info
[  213.051119][ T8111] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  213.060006][ T8111] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  213.079984][ T8114] bcachefs (loop4): accounting_read... done
[  213.086777][ T8114] bcachefs (loop4): alloc_read... done
[  213.097069][ T8114] bcachefs (loop4): snapshots_read... done
[  213.105858][ T8111] bcachefs (loop3): Version upgrade required:
[  213.105858][ T8111] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  213.105858][ T8111] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  213.105858][ T8111]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  213.182401][ T8114] bcachefs (loop4): done starting filesystem
[  213.212307][ T8114] syz.4.84 (8114): drop_caches: 2
[  213.255023][ T5609] bcachefs (loop4): shutting down
[  213.259357][ T8109] syz.5.82 (8109): drop_caches: 2
[  213.333168][ T8111] bcachefs (loop3): dropping and reconstructing all alloc info
[  213.380819][ T5600] bcachefs (loop5): shutting down
[  213.394052][ T8134] loop0: detected capacity change from 0 to 32768
[  213.408761][ T5609] bcachefs (loop4): shutdown complete
[  213.442046][ T8111] bcachefs (loop3): accounting_read... done
[  213.473658][ T8111] bcachefs (loop3): alloc_read... done
[  213.501349][ T8111] bcachefs (loop3): snapshots_read... done
[  213.508303][ T8111] bcachefs (loop3): done starting filesystem
[  213.538721][ T5600] bcachefs (loop5): shutdown complete
[  213.647616][ T8111] syz.3.83 (8111): drop_caches: 2
[  213.680089][ T8134] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  213.680111][ T8134]   allowing incompatible features above 0.0: (unknown version)
[  213.680121][ T8134]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  213.755927][ T8134] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  213.765190][ T8134] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  213.775219][ T5603] bcachefs (loop3): shutting down
[  213.791386][ T8134] bcachefs (loop0): Version upgrade required:
[  213.791386][ T8134] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  213.791386][ T8134] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  213.791386][ T8134]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  213.875197][ T8134] bcachefs (loop0): dropping and reconstructing all alloc info
[  213.904215][ T8134] bcachefs (loop0): accounting_read... done
[  213.948686][ T8134] bcachefs (loop0): alloc_read... done
[  213.963349][ T5603] bcachefs (loop3): shutdown complete
[  213.974366][ T8134] bcachefs (loop0): snapshots_read... done
[  214.002186][ T8134] bcachefs (loop0): done starting filesystem
[  214.115109][ T8134] syz.0.85 (8134): drop_caches: 2
[  214.234902][ T5593] bcachefs (loop0): shutting down
[  214.347787][ T5593] bcachefs (loop0): shutdown complete
[  214.473378][ T8138] loop1: detected capacity change from 0 to 32768
[  215.014727][ T8147] loop4: detected capacity change from 0 to 32768
[  215.136709][ T8138] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  215.136731][ T8138]   allowing incompatible features above 0.0: (unknown version)
[  215.136741][ T8138]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  215.202546][ T8138] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  215.211196][ T8138] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  215.219806][ T8138] bcachefs (loop1): Version upgrade required:
[  215.219806][ T8138] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  215.219806][ T8138] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  215.219806][ T8138]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  215.294888][ T8138] bcachefs (loop1): dropping and reconstructing all alloc info
[  215.356936][ T8150] loop5: detected capacity change from 0 to 32768
[  215.388158][ T8138] bcachefs (loop1): accounting_read...
[  215.391787][ T8147] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  215.391808][ T8147]   allowing incompatible features above 0.0: (unknown version)
[  215.391818][ T8147]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  215.399611][ T8138]  done
[  215.399628][ T8138] bcachefs (loop1): alloc_read... done
[  215.399992][ T8138] bcachefs (loop1): snapshots_read... done
[  215.421464][ T8138] bcachefs (loop1): done starting filesystem
[  215.494094][ T8138] syz.1.86 (8138): drop_caches: 2
[  215.630455][ T5595] bcachefs (loop1): shutting down
[  215.745743][ T8169] loop0: detected capacity change from 0 to 32768
[  215.759515][ T5595] bcachefs (loop1): shutdown complete
[  215.760528][ T8147] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  215.803530][ T8147] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  215.805252][ T8150] bcachefs (loop5): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  215.813347][ T8147] bcachefs (loop4): Version upgrade required:
[  215.813347][ T8147] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  215.813347][ T8147] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  215.813347][ T8147]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  215.847597][ T8152] loop3: detected capacity change from 0 to 32768
[  215.931274][ T8150]   allowing incompatible features above 0.0: (unknown version)
[  215.956083][ T8150]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  215.971564][ T8147] bcachefs (loop4): dropping and reconstructing all alloc info
[  216.033214][ T8150] bcachefs (loop5): Using encoding defined by superblock: utf8-12.1.0
[  216.075718][ T8150] bcachefs (loop5): recovering from clean shutdown, journal seq 10
[  216.111537][ T8150] bcachefs (loop5): Version upgrade required:
[  216.111537][ T8150] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  216.111537][ T8150] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  216.111537][ T8150]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  216.188656][ T8150] bcachefs (loop5): dropping and reconstructing all alloc info
[  216.223913][ T8169] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  216.223934][ T8169]   allowing incompatible features above 0.0: (unknown version)
[  216.223944][ T8169]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  216.252764][ T8147] bcachefs (loop4): accounting_read...
[  216.252851][ T8150] bcachefs (loop5): accounting_read...
[  216.253995][ T8147]  done
[  216.254011][ T8147] bcachefs (loop4): alloc_read... done
[  216.254366][ T8147] bcachefs (loop4): snapshots_read... done
[  216.255379][ T8147] bcachefs (loop4): done starting filesystem
[  216.329123][ T8150]  done
[  216.333193][ T8169] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  216.361789][ T8147] syz.4.87 (8147): drop_caches: 2
[  216.370056][ T8150] bcachefs (loop5): alloc_read... done
[  216.402698][ T8150] bcachefs (loop5): snapshots_read... done
[  216.409702][ T8150] bcachefs (loop5): done starting filesystem
[  216.416948][ T8169] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  216.425285][ T8169] bcachefs (loop0): Version upgrade required:
[  216.425285][ T8169] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  216.425285][ T8169] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
2025/09/21 19:20:50 executed programs: 86
[  216.425285][ T8169]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  216.502119][ T8152] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  216.502138][ T8152]   allowing incompatible features above 0.0: (unknown version)
[  216.502146][ T8152]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  216.520845][ T5609] bcachefs (loop4): shutting down
[  216.526742][ T8150] syz.5.88 (8150): drop_caches: 2
[  216.531734][ T8169] bcachefs (loop0): dropping and reconstructing all alloc info
[  216.571160][ T8169] bcachefs (loop0): accounting_read... done
[  216.617358][ T8169] bcachefs (loop0): alloc_read... done
[  216.617719][ T8169] bcachefs (loop0): snapshots_read... done
[  216.618698][ T8169] bcachefs (loop0): done starting filesystem
[  216.637794][ T8169] syz.0.90 (8169): drop_caches: 2
[  216.649348][ T5600] bcachefs (loop5): shutting down
[  216.676482][ T5593] bcachefs (loop0): shutting down
[  216.677010][ T5609] bcachefs (loop4): shutdown complete
[  216.790279][ T5600] bcachefs (loop5): shutdown complete
[  216.821838][ T5593] bcachefs (loop0): shutdown complete
[  216.961083][ T8152] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  216.969429][ T8152] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  217.042001][ T8152] bcachefs (loop3): Version upgrade required:
[  217.042001][ T8152] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  217.042001][ T8152] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  217.042001][ T8152]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  217.121729][ T8152] bcachefs (loop3): dropping and reconstructing all alloc info
[  217.262268][ T8152] bcachefs (loop3): accounting_read... done
[  217.278375][ T8152] bcachefs (loop3): alloc_read... done
[  217.301098][ T8152] bcachefs (loop3): snapshots_read... done
[  217.342961][ T8152] bcachefs (loop3): done starting filesystem
[  217.422847][ T8152] syz.3.89 (8152): drop_caches: 2
[  217.551644][ T5603] bcachefs (loop3): shutting down
[  217.673523][ T5603] bcachefs (loop3): shutdown complete
[  217.915063][ T8190] loop1: detected capacity change from 0 to 32768
[  218.134045][ T8196] loop0: detected capacity change from 0 to 32768
[  218.296945][ T8192] loop5: detected capacity change from 0 to 32768
[  218.416987][ T8195] loop4: detected capacity change from 0 to 32768
[  218.630334][ T8190] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  218.630356][ T8190]   allowing incompatible features above 0.0: (unknown version)
[  218.630365][ T8190]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  218.687154][ T8192] bcachefs (loop5): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  218.687174][ T8192]   allowing incompatible features above 0.0: (unknown version)
[  218.687184][ T8192]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  218.687210][ T8192] bcachefs (loop5): Using encoding defined by superblock: utf8-12.1.0
[  218.687315][ T8192] bcachefs (loop5): recovering from clean shutdown, journal seq 10
[  218.687548][ T8192] bcachefs (loop5): Version upgrade required:
[  218.687548][ T8192] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  218.687548][ T8192] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  218.687548][ T8192]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  218.687886][ T8192] bcachefs (loop5): dropping and reconstructing all alloc info
[  218.757244][ T8192] bcachefs (loop5): accounting_read...
[  218.760408][ T8190] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  218.772982][ T8196] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  218.776302][ T8190] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  218.865904][ T8196]   allowing incompatible features above 0.0: (unknown version)
[  218.897939][ T8195] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  218.910898][ T8196]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  218.925520][ T8195]   allowing incompatible features above 0.0: (unknown version)
[  218.948665][ T8196] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  218.951730][ T8190] bcachefs (loop1): Version upgrade required:
[  218.951730][ T8190] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  218.951730][ T8190] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  218.951730][ T8190]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  218.958054][ T8196] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  219.041225][ T8195]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  219.063153][ T8192]  done
[  219.065955][ T8192] bcachefs (loop5): alloc_read... done
[  219.072056][ T8195] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  219.080331][ T8195] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  219.090189][ T8192] bcachefs (loop5): snapshots_read... done
[  219.093607][ T8196] bcachefs (loop0): Version upgrade required:
[  219.093607][ T8196] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  219.093607][ T8196] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  219.093607][ T8196]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  219.121732][ T8192] bcachefs (loop5): done starting filesystem
[  219.172297][ T8195] bcachefs (loop4): Version upgrade required:
[  219.172297][ T8195] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  219.172297][ T8195] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  219.172297][ T8195]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  219.226339][ T8190] bcachefs (loop1): dropping and reconstructing all alloc info
[  219.285908][ T8192] syz.5.93 (8192): drop_caches: 2
[  219.300582][ T5600] bcachefs (loop5): shutting down
[  219.310936][ T8196] bcachefs (loop0): dropping and reconstructing all alloc info
[  219.345188][ T8195] bcachefs (loop4): dropping and reconstructing all alloc info
[  219.389583][ T5600] bcachefs (loop5): shutdown complete
[  219.399030][ T8190] bcachefs (loop1): accounting_read... done
[  219.432748][ T8190] bcachefs (loop1): alloc_read... done
[  219.438647][ T8190] bcachefs (loop1): snapshots_read... done
[  219.447128][ T8196] bcachefs (loop0): accounting_read...
[  219.449559][ T8195] bcachefs (loop4): accounting_read...
[  219.476280][ T8190] bcachefs (loop1): done starting filesystem
[  219.496433][ T8196]  done
[  219.499241][ T8196] bcachefs (loop0): alloc_read... done
[  219.511696][ T8195]  done
[  219.514499][ T8195] bcachefs (loop4): alloc_read... done
[  219.515870][ T8196] bcachefs (loop0): snapshots_read...
[  219.524120][ T8195] bcachefs (loop4): snapshots_read... done
[  219.530919][ T8196]  done
[  219.549906][ T8196] bcachefs (loop0): done starting filesystem
[  219.569186][ T8190] syz.1.91 (8190): drop_caches: 2
[  219.571798][ T8195] bcachefs (loop4): done starting filesystem
[  219.583964][ T8196] syz.0.94 (8196): drop_caches: 2
[  219.603997][ T8195] syz.4.92 (8195): drop_caches: 2
[  219.616486][ T5609] bcachefs (loop4): shutting down
[  219.643720][ T5595] bcachefs (loop1): shutting down
[  219.649406][ T5593] bcachefs (loop0): shutting down
[  219.728973][ T5595] bcachefs (loop1): shutdown complete
[  219.751374][ T5609] bcachefs (loop4): shutdown complete
[  219.896933][ T5593] bcachefs (loop0): shutdown complete
[  220.266230][ T8226] loop3: detected capacity change from 0 to 32768
[  220.468339][ T8230] loop5: detected capacity change from 0 to 32768
[  221.025867][ T8235] loop4: detected capacity change from 0 to 32768
[  221.193283][ T8235] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  221.193304][ T8235]   allowing incompatible features above 0.0: (unknown version)
[  221.193314][ T8235]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  221.248950][ T8226] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  221.285921][ T8226]   allowing incompatible features above 0.0: (unknown version)
[  221.294035][ T8226]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  221.300961][ T8230] bcachefs (loop5): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  221.310120][ T8226] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  221.342353][ T8235] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  221.350669][ T8235] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  221.377005][ T8226] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  221.385241][ T8230]   allowing incompatible features above 0.0: (unknown version)
[  221.391380][ T8235] bcachefs (loop4): Version upgrade required:
[  221.391380][ T8235] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  221.391380][ T8235] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  221.391380][ T8235]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  221.401437][ T8226] bcachefs (loop3): Version upgrade required:
[  221.401437][ T8226] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  221.401437][ T8226] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  221.401437][ T8226]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  221.491110][ T8230]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  221.563768][ T8226] bcachefs (loop3): dropping and reconstructing all alloc info
[  221.579183][ T8235] bcachefs (loop4): dropping and reconstructing all alloc info
[  221.623565][ T8235] bcachefs (loop4): accounting_read... done
[  221.637671][ T8235] bcachefs (loop4): alloc_read... done
[  221.641877][ T8230] bcachefs (loop5): Using encoding defined by superblock: utf8-12.1.0
[  221.647653][ T8235] bcachefs (loop4): snapshots_read...
[  221.673671][ T8226] bcachefs (loop3): accounting_read...
[  221.680772][ T8235]  done
[  221.681270][ T8237] loop1: detected capacity change from 0 to 32768
[  221.694289][ T8235] bcachefs (loop4): done starting filesystem
[  221.705956][ T8230] bcachefs (loop5): recovering from clean shutdown, journal seq 10
[  221.717107][ T8226]  done
[  221.719902][ T8226] bcachefs (loop3): alloc_read... done
[  221.728843][ T8226] bcachefs (loop3): snapshots_read... done
[  221.739319][ T8230] bcachefs (loop5): Version upgrade required:
[  221.739319][ T8230] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  221.739319][ T8230] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  221.739319][ T8230]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  221.840697][ T8226] bcachefs (loop3): done starting filesystem
[  221.848274][ T8235] syz.4.97 (8235): drop_caches: 2
[  221.871476][ T8230] bcachefs (loop5): dropping and reconstructing all alloc info
2025/09/21 19:20:56 executed programs: 94
[  221.916289][ T8226] syz.3.95 (8226): drop_caches: 2
[  221.930800][ T5609] bcachefs (loop4): shutting down
[  221.957704][ T8230] bcachefs (loop5): accounting_read... done
[  222.010776][ T8230] bcachefs (loop5): alloc_read... done
[  222.018488][ T8230] bcachefs (loop5): snapshots_read... done
[  222.027992][ T5603] bcachefs (loop3): shutting down
[  222.049852][ T8230] bcachefs (loop5): done starting filesystem
[  222.115107][ T8237] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  222.115129][ T8237]   allowing incompatible features above 0.0: (unknown version)
[  222.115139][ T8237]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  222.137283][ T8230] syz.5.96 (8230): drop_caches: 2
[  222.147117][ T5609] bcachefs (loop4): shutdown complete
[  222.185560][ T5603] bcachefs (loop3): shutdown complete
[  222.186642][ T5600] bcachefs (loop5): shutting down
[  222.290441][ T5600] bcachefs (loop5): shutdown complete
[  222.386544][ T8237] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  222.418070][ T8237] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  222.442116][ T8237] bcachefs (loop1): Version upgrade required:
[  222.442116][ T8237] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  222.442116][ T8237] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  222.442116][ T8237]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  222.554174][ T8259] loop0: detected capacity change from 0 to 32768
[  222.590474][ T8237] bcachefs (loop1): dropping and reconstructing all alloc info
[  222.619433][ T8237] bcachefs (loop1): accounting_read... done
[  222.665263][ T8237] bcachefs (loop1): alloc_read... done
[  222.677031][ T8237] bcachefs (loop1): snapshots_read... done
[  222.692696][ T8237] bcachefs (loop1): done starting filesystem
[  222.722614][ T8237] syz.1.98 (8237): drop_caches: 2
[  222.781333][ T5595] bcachefs (loop1): shutting down
[  222.983064][ T8259] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  222.983084][ T8259]   allowing incompatible features above 0.0: (unknown version)
[  222.983093][ T8259]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  223.013921][ T5595] bcachefs (loop1): shutdown complete
[  223.131163][ T8259] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  223.144755][ T8259] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  223.155918][ T8259] bcachefs (loop0): Version upgrade required:
[  223.155918][ T8259] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  223.155918][ T8259] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  223.155918][ T8259]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  223.408032][ T8259] bcachefs (loop0): dropping and reconstructing all alloc info
[  223.510601][ T8259] bcachefs (loop0): accounting_read... done
[  223.558432][ T8259] bcachefs (loop0): alloc_read... done
[  223.578171][ T8259] bcachefs (loop0): snapshots_read... done
[  223.606219][ T8259] bcachefs (loop0): done starting filesystem
[  223.656644][ T8259] syz.0.99 (8259): drop_caches: 2
[  223.716183][ T5593] bcachefs (loop0): shutting down
[  223.817793][ T5593] bcachefs (loop0): shutdown complete
[  223.994721][ T8275] loop4: detected capacity change from 0 to 32768
[  224.068087][ T8277] loop3: detected capacity change from 0 to 32768
[  224.093269][ T8279] loop5: detected capacity change from 0 to 32768
[  224.290561][ T8281] loop1: detected capacity change from 0 to 32768
[  224.628042][ T8275] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  224.628064][ T8275]   allowing incompatible features above 0.0: (unknown version)
[  224.628074][ T8275]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  224.671885][ T8277] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  224.681474][ T8275] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  224.716870][ T8277]   allowing incompatible features above 0.0: (unknown version)
[  224.717447][ T8275] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  224.734541][ T8275] bcachefs (loop4): Version upgrade required:
[  224.734541][ T8275] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  224.734541][ T8275] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  224.734541][ T8275]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  224.736871][ T8279] bcachefs (loop5): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  224.818536][ T8277]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  224.833868][ T8279]   allowing incompatible features above 0.0: (unknown version)
[  224.847456][ T8277] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  224.868833][ T8275] bcachefs (loop4): dropping and reconstructing all alloc info
[  224.876738][ T8277] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  224.876984][ T8277] bcachefs (loop3): Version upgrade required:
[  224.876984][ T8277] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  224.876984][ T8277] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  224.876984][ T8277]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  224.908673][ T8275] bcachefs (loop4): accounting_read...
[  224.960402][ T8279]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  224.988396][ T8281] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  224.988419][ T8281]   allowing incompatible features above 0.0: (unknown version)
[  224.988427][ T8281]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  225.015107][ T8277] bcachefs (loop3): dropping and reconstructing all alloc info
[  225.024913][ T8279] bcachefs (loop5): Using encoding defined by superblock: utf8-12.1.0
[  225.025024][ T8279] bcachefs (loop5): recovering from clean shutdown, journal seq 10
[  225.030366][ T8275]  done
[  225.030381][ T8275] bcachefs (loop4): alloc_read... done
[  225.030751][ T8275] bcachefs (loop4): snapshots_read... done
[  225.033597][ T8275] bcachefs (loop4): done starting filesystem
[  225.052925][ T8275] syz.4.100 (8275): drop_caches: 2
[  225.067850][ T8279] bcachefs (loop5): Version upgrade required:
[  225.067850][ T8279] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  225.067850][ T8279] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  225.067850][ T8279]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  225.068173][ T8279] bcachefs (loop5): dropping and reconstructing all alloc info
[  225.071912][ T8277] bcachefs (loop3): accounting_read... done
[  225.105717][ T8277] bcachefs (loop3): alloc_read... done
[  225.106065][ T8277] bcachefs (loop3): snapshots_read... done
[  225.107108][ T8277] bcachefs (loop3): done starting filesystem
[  225.118523][ T8279] bcachefs (loop5): accounting_read...
[  225.119694][ T5609] bcachefs (loop4): shutting down
[  225.146399][ T8277] syz.3.101 (8277): drop_caches: 2
[  225.154517][ T8279]  done
[  225.160876][ T8281] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  225.172858][ T8279] bcachefs (loop5): alloc_read...
[  225.219228][ T8281] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  225.302187][ T8279]  done
[  225.373311][ T8279] bcachefs (loop5): snapshots_read...
[  225.376782][ T5609] bcachefs (loop4): shutdown complete
[  225.388413][ T5603] bcachefs (loop3): shutting down
[  225.454988][ T8281] bcachefs (loop1): Version upgrade required:
[  225.454988][ T8281] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  225.454988][ T8281] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  225.454988][ T8281]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  225.529038][ T8279]  done
[  225.529697][ T8279] bcachefs (loop5): done starting filesystem
[  225.546782][ T8279] syz.5.102 (8279): drop_caches: 2
[  225.603062][ T8281] bcachefs (loop1): dropping and reconstructing all alloc info
[  225.612975][ T5600] bcachefs (loop5): shutting down
[  225.627536][ T5603] bcachefs (loop3): shutdown complete
[  225.743057][ T8281] bcachefs (loop1): accounting_read...
[  225.768337][ T5600] bcachefs (loop5): shutdown complete
[  225.794525][ T8281]  done
[  225.797520][ T8281] bcachefs (loop1): alloc_read... done
[  225.844832][ T8281] bcachefs (loop1): snapshots_read... done
[  225.870850][ T8281] bcachefs (loop1): done starting filesystem
[  225.939993][ T8281] syz.1.103 (8281): drop_caches: 2
[  226.071503][ T5595] bcachefs (loop1): shutting down
[  226.200328][ T5595] bcachefs (loop1): shutdown complete
[  226.634102][ T8311] loop0: detected capacity change from 0 to 32768
[  226.803909][ T8314] loop4: detected capacity change from 0 to 32768
[  227.147219][ T8320] loop5: detected capacity change from 0 to 32768
[  227.322477][ T8311] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  227.322500][ T8311]   allowing incompatible features above 0.0: (unknown version)
[  227.322510][ T8311]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  227.366815][ T8314] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  227.366836][ T8314]   allowing incompatible features above 0.0: (unknown version)
[  227.366844][ T8314]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  227.366867][ T8314] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  227.366965][ T8314] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  227.367184][ T8314] bcachefs (loop4): Version upgrade required:
[  227.367184][ T8314] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  227.367184][ T8314] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  227.367184][ T8314]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
2025/09/21 19:21:01 executed programs: 103
[  227.367496][ T8314] bcachefs (loop4): dropping and reconstructing all alloc info
[  227.417841][ T8318] loop3: detected capacity change from 0 to 32768
[  227.474845][ T8314] bcachefs (loop4): accounting_read... done
[  227.484242][ T8314] bcachefs (loop4): alloc_read... done
[  227.484602][ T8314] bcachefs (loop4): snapshots_read... done
[  227.485631][ T8314] bcachefs (loop4): done starting filesystem
[  227.581458][ T8314] syz.4.105 (8314): drop_caches: 2
[  227.596268][ T5609] bcachefs (loop4): shutting down
[  227.656423][ T8320] bcachefs (loop5): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  227.656444][ T8320]   allowing incompatible features above 0.0: (unknown version)
[  227.656454][ T8320]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  227.656480][ T8320] bcachefs (loop5): Using encoding defined by superblock: utf8-12.1.0
[  227.656586][ T8320] bcachefs (loop5): recovering from clean shutdown, journal seq 10
[  227.656817][ T8320] bcachefs (loop5): Version upgrade required:
[  227.656817][ T8320] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  227.656817][ T8320] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  227.656817][ T8320]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  227.657154][ T8320] bcachefs (loop5): dropping and reconstructing all alloc info
[  227.709575][ T5609] bcachefs (loop4): shutdown complete
[  227.750876][ T8320] bcachefs (loop5): accounting_read... done
[  227.787096][ T8320] bcachefs (loop5): alloc_read... done
[  227.787427][ T8320] bcachefs (loop5): snapshots_read... done
[  227.788396][ T8320] bcachefs (loop5): done starting filesystem
[  227.824476][ T8320] syz.5.107 (8320): drop_caches: 2
[  227.927705][ T5600] bcachefs (loop5): shutting down
[  228.107841][ T8318] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  228.107865][ T8318]   allowing incompatible features above 0.0: (unknown version)
[  228.107875][ T8318]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  228.107901][ T8318] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  228.108013][ T8318] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  228.108261][ T8318] bcachefs (loop3): Version upgrade required:
[  228.108261][ T8318] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  228.108261][ T8318] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  228.108261][ T8318]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  228.108576][ T8318] bcachefs (loop3): dropping and reconstructing all alloc info
[  228.114147][ T5600] bcachefs (loop5): shutdown complete
[  228.273931][ T8343] loop1: detected capacity change from 0 to 32768
[  228.304568][ T8318] bcachefs (loop3): accounting_read... done
[  228.381398][ T8311] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  228.551204][ T8318] bcachefs (loop3): alloc_read... done
[  228.557104][ T8318] bcachefs (loop3): snapshots_read... done
[  228.570100][ T8318] bcachefs (loop3): done starting filesystem
[  228.575896][ T8311] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  228.635782][ T8311] bcachefs (loop0): Version upgrade required:
[  228.635782][ T8311] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  228.635782][ T8311] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  228.635782][ T8311]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  228.731622][ T8311] bcachefs (loop0): dropping and reconstructing all alloc info
[  228.745988][ T8311] syz.0.104: vmalloc error: size 8388608, failed to allocated page array size 16384, mode:0xcc2(GFP_KERNEL|__GFP_HIGHMEM), nodemask=(null),cpuset=/,mems_allowed=0-1
[  228.758692][ T8318] syz.3.106 (8318): drop_caches: 2
[  228.764428][ T8311] CPU: 1 UID: 0 PID: 8311 Comm: syz.0.104 Not tainted syzkaller #0 PREEMPT(full) 
[  228.764455][ T8311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  228.764473][ T8311] Call Trace:
[  228.764480][ T8311]  <TASK>
[  228.764487][ T8311]  dump_stack_lvl+0x189/0x250
[  228.764514][ T8311]  ? __pfx_dump_stack_lvl+0x10/0x10
[  228.764533][ T8311]  ? __pfx__printk+0x10/0x10
[  228.764552][ T8311]  ? cpuset_print_current_mems_allowed+0x1f/0x360
[  228.764574][ T8311]  ? cpuset_print_current_mems_allowed+0x1f/0x360
[  228.764599][ T8311]  ? cpuset_print_current_mems_allowed+0x2ee/0x360
[  228.764624][ T8311]  warn_alloc+0x214/0x310
[  228.764651][ T8311]  ? __pfx_warn_alloc+0x10/0x10
[  228.764680][ T8311]  ? __get_vm_area_node+0x28f/0x300
[  228.764701][ T8311]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  228.764727][ T8311]  __vmalloc_node_range_noprof+0x67e/0x12f0
[  228.764771][ T8311]  ? alloc_pages_mpol+0x3cd/0x4a0
[  228.764790][ T8311]  ? __pfx___vmalloc_node_range_noprof+0x10/0x10
[  228.764815][ T8311]  ? rcu_is_watching+0x15/0xb0
[  228.764844][ T8311]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  228.764865][ T8311]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  228.764885][ T8311]  __kvmalloc_node_noprof+0x3b8/0x5f0
[  228.764905][ T8311]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  228.764934][ T8311]  bch2_fs_journal_start+0x2b4/0x12b0
[  228.764972][ T8311]  ? bch2_journal_log_msg+0xd9/0x120
[  228.764992][ T8311]  ? __pfx_bch2_fs_journal_start+0x10/0x10
[  228.765015][ T8311]  ? __pfx_bch2_journal_log_msg+0x10/0x10
[  228.765033][ T8311]  ? bch2_reconstruct_alloc+0x32b/0x360
[  228.765060][ T8311]  bch2_fs_recovery+0x2298/0x3a50
[  228.765095][ T8311]  ? __pfx_bch2_fs_recovery+0x10/0x10
[  228.765124][ T8311]  ? __lock_acquire+0xab9/0xd20
[  228.765151][ T8311]  ? __mutex_trylock_common+0x153/0x260
[  228.765178][ T8311]  ? __lock_acquire+0xab9/0xd20
[  228.765206][ T8311]  ? __lock_acquire+0xab9/0xd20
[  228.765247][ T8311]  ? bch2_fs_start+0xa0f/0xda0
[  228.765269][ T8311]  ? up_write+0x1c4/0x420
[  228.765288][ T8311]  ? bch2_fs_start+0x5e7/0xda0
[  228.765310][ T8311]  bch2_fs_start+0xaaf/0xda0
[  228.765332][ T8311]  ? bch2_fs_start+0x5e7/0xda0
[  228.765353][ T8311]  ? __pfx_bch2_fs_start+0x10/0x10
[  228.765393][ T8311]  ? sget+0x267/0x620
[  228.765417][ T8311]  bch2_fs_get_tree+0xb39/0x1520
[  228.765462][ T8311]  ? __pfx_bch2_fs_get_tree+0x10/0x10
[  228.765506][ T8311]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  228.765532][ T8311]  ? rcu_is_watching+0x15/0xb0
[  228.765552][ T8311]  ? cap_capable+0x11f/0x460
[  228.765570][ T8311]  ? safesetid_security_capable+0xa9/0x1a0
[  228.765593][ T8311]  vfs_get_tree+0x92/0x2b0
[  228.765616][ T8311]  do_new_mount+0x2a2/0x9e0
[  228.765641][ T8311]  ? ns_capable+0x8a/0xf0
[  228.765660][ T8311]  ? __pfx_do_new_mount+0x10/0x10
[  228.765680][ T8311]  ? path_mount+0x61c/0xfe0
[  228.765700][ T8311]  ? user_path_at+0x44/0x60
[  228.765726][ T8311]  __se_sys_mount+0x317/0x410
[  228.765746][ T8311]  ? exc_page_fault+0x76/0xf0
[  228.765770][ T8311]  ? __pfx___se_sys_mount+0x10/0x10
[  228.765797][ T8311]  ? do_syscall_64+0xbe/0x3b0
[  228.765815][ T8311]  ? __x64_sys_mount+0x20/0xc0
[  228.765838][ T8311]  do_syscall_64+0xfa/0x3b0
[  228.765860][ T8311]  ? lockdep_hardirqs_on+0x9c/0x150
[  228.765877][ T8311]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  228.765893][ T8311]  ? clear_bhb_loop+0x60/0xb0
[  228.765913][ T8311]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  228.765928][ T8311] RIP: 0033:0x7fef8af874ca
[  228.765948][ T8311] 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
[  228.765962][ T8311] RSP: 002b:00007fef8be38e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  228.765980][ T8311] RAX: ffffffffffffffda RBX: 00007fef8be38ef0 RCX: 00007fef8af874ca
[  228.765992][ T8311] RDX: 00000000200000c0 RSI: 0000000020000000 RDI: 00007fef8be38eb0
[  228.766003][ T8311] RBP: 00000000200000c0 R08: 00007fef8be38ef0 R09: 0000000000800000
[  228.766014][ T8311] R10: 0000000000800000 R11: 0000000000000246 R12: 0000000020000000
[  228.766025][ T8311] R13: 00007fef8be38eb0 R14: 0000000000005938 R15: 0000000020005b00
[  228.766051][ T8311]  </TASK>
[  228.766062][ T8311] Mem-Info:
[  229.003486][ T8343] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  229.087294][ T8311] active_anon:640 inactive_anon:53004 isolated_anon:0
[  229.087294][ T8311]  active_file:21813 inactive_file:36350 isolated_file:0
[  229.087294][ T8311]  unevictable:768 dirty:43 writeback:0
[  229.087294][ T8311]  slab_reclaimable:7590 slab_unreclaimable:89939
[  229.087294][ T8311]  mapped:14079 shmem:17162 pagetables:930
[  229.087294][ T8311]  sec_pagetables:0 bounce:0
[  229.087294][ T8311]  kernel_misc_reclaimable:0
[  229.087294][ T8311]  free:1343711 free_pcp:32333 free_cma:0
[  229.161064][ T8343]   allowing incompatible features above 0.0: (unknown version)
[  229.253989][ T5603] bcachefs (loop3): shutting down
[  229.259328][ T8311] Node 0 active_anon:2472kB inactive_anon:209232kB active_file:87000kB inactive_file:145380kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:56276kB dirty:172kB writeback:0kB shmem:64352kB shmem_thp:0kB shmem_pmdmapped:0kB anon_thp:0kB kernel_stack:8560kB pagetables:3728kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB
[  229.297720][ T8343]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  229.339989][ T8311] Node 1 active_anon:0kB inactive_anon:0kB active_file:204kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:1536kB shmem_thp:0kB shmem_pmdmapped:0kB anon_thp:0kB kernel_stack:48kB pagetables:36kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB
[  229.379663][ T8343] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  229.389492][ T8343] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  229.406103][ T8357] loop4: detected capacity change from 0 to 32768
[  229.417423][ T5603] bcachefs (loop3): shutdown complete
[  229.427920][ T8343] bcachefs (loop1): Version upgrade required:
[  229.427920][ T8343] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  229.427920][ T8343] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  229.427920][ T8343]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  229.530423][ T8311] Node 0 DMA free:15360kB boost:0kB min:204kB low:252kB high:300kB reserved_highatomic:0KB free_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  229.531747][ T8343] bcachefs (loop1): dropping and reconstructing all alloc info
[  229.610954][ T8311] lowmem_reserve[]: 0 2518 2520 2520 2520
[  229.639705][ T8343] bcachefs (loop1): accounting_read... done
[  229.671959][ T8311] Node 0 DMA32 free:1402088kB boost:0kB min:34416kB low:43020kB high:51624kB reserved_highatomic:0KB free_highatomic:0KB active_anon:3468kB inactive_anon:212292kB active_file:85224kB inactive_file:145512kB unevictable:1536kB writepending:172kB present:3129332kB managed:2578848kB mlocked:0kB bounce:0kB free_pcp:110752kB local_pcp:52048kB free_cma:0kB
[  229.741240][ T8343] bcachefs (loop1): alloc_read... done
[  229.747197][ T8311] lowmem_reserve[]: 0 0 1 1 1
[  229.752470][ T8311] Node 0 Normal free:8kB boost:0kB min:24kB low:28kB high:32kB reserved_highatomic:0KB free_highatomic:0KB active_anon:4kB inactive_anon:40kB active_file:1776kB inactive_file:68kB unevictable:0kB writepending:0kB present:1048580kB managed:1904kB mlocked:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  229.783496][ T8311] lowmem_reserve[]: 0 0 0 0 0
[  229.784788][ T8357] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  229.788248][ T8311] Node 1 Normal free:3942856kB boost:0kB min:55460kB low:69324kB high:83188kB reserved_highatomic:0KB free_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:204kB inactive_file:0kB unevictable:1536kB writepending:0kB present:4194300kB managed:4111100kB mlocked:0kB bounce:0kB free_pcp:17632kB local_pcp:8608kB free_cma:0kB
[  229.815934][ T8343] bcachefs (loop1): snapshots_read...
[  229.871075][ T8357]   allowing incompatible features above 0.0: (unknown version)
[  229.881060][ T8311] lowmem_reserve[]: 0 0 0 0 0
[  229.884769][ T8343]  done
[  229.889435][ T8311] Node 0 DMA: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15360kB
[  229.901236][ T8343] bcachefs (loop1): done starting filesystem
[  229.919852][ T8311] Node 0 DMA32: 3807*4kB (UM) 2692*8kB (UME) 1620*16kB (UME) 933*32kB (UME) 693*64kB (UME) 584*128kB (UME) 505*256kB (UME) 313*512kB (UME) 216*1024kB (UME) 5*2048kB (UM) 163*4096kB (M) = 1400252kB
[  229.929984][ T8357]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  229.972231][ T8357] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  229.981426][ T8357] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  229.989582][ T8357] bcachefs (loop4): Version upgrade required:
[  229.989582][ T8357] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  229.989582][ T8357] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  229.989582][ T8357]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  229.998070][ T8343] syz.1.108 (8343): drop_caches: 2
[  230.081454][ T8311] Node 0 Normal: 0*4kB 1*8kB (M) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB
[  230.110294][ T8311] Node 1 Normal: 156*4kB (UE) 43*8kB (UME) 40*16kB (UME) 94*32kB (UME) 29*64kB (UME) 11*128kB (UME) 5*256kB (UME) 3*512kB (ME) 2*1024kB (ME) 1*2048kB (E) 959*4096kB (M) = 3942856kB
[  230.141459][ T8357] bcachefs (loop4): dropping and reconstructing all alloc info
[  230.177459][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  230.216263][ T8357] bcachefs (loop4): accounting_read... done
[  230.227304][ T8311] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB
[  230.227568][ T5595] bcachefs (loop1): shutting down
[  230.251135][ T8357] bcachefs (loop4): alloc_read... done
[  230.257041][ T8357] bcachefs (loop4): snapshots_read... done
[  230.266468][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  230.297358][ T8357] bcachefs (loop4): done starting filesystem
[  230.303884][ T5595] bcachefs (loop1): shutdown complete
[  230.304016][ T8311] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB
[  230.328262][ T8357] syz.4.109 (8357): drop_caches: 2
[  230.341044][ T8311] 76317 total pagecache pages
[  230.345862][ T8311] 0 pages in swap cache
[  230.356470][ T8311] Free swap  = 124996kB
[  230.360663][ T8311] Total swap = 124996kB
[  230.367887][ T8361] loop5: detected capacity change from 0 to 32768
[  230.374500][ T8311] 2097051 pages RAM
[  230.378315][ T8311] 0 pages HighMem/MovableOnly
[  230.383583][ T5609] bcachefs (loop4): shutting down
[  230.424078][ T8311] 420248 pages reserved
[  230.428326][ T8311] 0 pages cma reserved
[  230.438371][ T5609] bcachefs (loop4): shutdown complete
[  230.531148][ T8311] bcachefs (loop0): error reallocating journal fifo (32768 open entries)
[  230.561397][ T8311] bcachefs (loop0): error in recovery: ENOMEM_journal_pin_fifo
[  230.561415][ T8311]   emergency read only at seq 0
[  230.593186][ T8311] bcachefs (loop0): bch2_fs_start(): error starting filesystem ENOMEM_journal_pin_fifo
[  230.667002][ T8311] bcachefs (loop0): shutting down
[  230.688745][ T8361] bcachefs (loop5): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  230.688770][ T8361]   allowing incompatible features above 0.0: (unknown version)
[  230.688780][ T8361]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  230.732810][ T8361] bcachefs (loop5): Using encoding defined by superblock: utf8-12.1.0
[  230.741148][ T8361] bcachefs (loop5): recovering from clean shutdown, journal seq 10
[  230.749399][ T8361] bcachefs (loop5): Version upgrade required:
[  230.749399][ T8361] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  230.749399][ T8361] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  230.749399][ T8361]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  230.840585][ T8311] bcachefs (loop0): shutdown complete
[  230.854306][ T8361] bcachefs (loop5): dropping and reconstructing all alloc info
[  230.979554][ T8361] bcachefs (loop5): accounting_read... done
[  231.001735][ T8361] bcachefs (loop5): alloc_read... done
[  231.029086][ T8361] bcachefs (loop5): snapshots_read... done
[  231.071875][ T8361] bcachefs (loop5): done starting filesystem
[  231.099067][ T8311] bcachefs: bch2_fs_get_tree() error: ENOMEM_journal_pin_fifo
[  231.140265][ T8361] syz.5.110 (8361): drop_caches: 2
[  231.236687][ T5600] bcachefs (loop5): shutting down
[  231.392744][ T5600] bcachefs (loop5): shutdown complete
[  231.640253][ T8371] loop3: detected capacity change from 0 to 32768
[  231.916745][ T8381] loop1: detected capacity change from 0 to 32768
[  231.987244][ T8379] loop4: detected capacity change from 0 to 32768
[  232.083946][ T8383] loop0: detected capacity change from 0 to 32768
[  232.469549][ T8381] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  232.469571][ T8381]   allowing incompatible features above 0.0: (unknown version)
[  232.469580][ T8381]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  232.519673][ T8379] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  232.519695][ T8379]   allowing incompatible features above 0.0: (unknown version)
[  232.519714][ T8379]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  232.519740][ T8379] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  232.519852][ T8379] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  232.520081][ T8379] bcachefs (loop4): Version upgrade required:
[  232.520081][ T8379] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  232.520081][ T8379] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  232.520081][ T8379]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  232.520404][ T8379] bcachefs (loop4): dropping and reconstructing all alloc info
[  232.565346][ T8371] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  232.577418][ T8381] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  232.601933][ T8379] bcachefs (loop4): accounting_read...
[  232.608020][ T8381] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  232.658900][ T8383] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  232.690753][ T8371]   allowing incompatible features above 0.0: (unknown version)
[  232.764160][ T8371]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  232.773584][ T8381] bcachefs (loop1): Version upgrade required:
[  232.773584][ T8381] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  232.773584][ T8381] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  232.773584][ T8381]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  232.780666][ T8371] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  232.861724][ T8381] bcachefs (loop1): dropping and reconstructing all alloc info
[  232.871132][ T8383]   allowing incompatible features above 0.0: (unknown version)
[  232.882203][ T8379]  done
[  232.885008][ T8379] bcachefs (loop4): alloc_read... done
[  232.891222][ T8383]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  232.891256][ T8383] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  232.891361][ T8383] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  232.919905][ T8381] bcachefs (loop1): accounting_read...
[  232.922425][ T8379] bcachefs (loop4): snapshots_read...
[  232.928430][ T8381]  done
[  232.937150][ T8381] bcachefs (loop1): alloc_read... done
[  232.943479][ T8381] bcachefs (loop1): snapshots_read... done
[  232.944718][ T8371] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  232.950229][ T8379]  done
[  232.961834][ T8381] bcachefs (loop1): done starting filesystem
[  232.971798][ T8383] bcachefs (loop0): Version upgrade required:
[  232.971798][ T8383] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  232.971798][ T8383] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  232.971798][ T8383]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  232.985527][ T8379] bcachefs (loop4): done starting filesystem
[  233.053289][ T8371] bcachefs (loop3): Version upgrade required:
[  233.053289][ T8371] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  233.053289][ T8371] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  233.053289][ T8371]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  233.134064][ T8383] bcachefs (loop0): dropping and reconstructing all alloc info
[  233.134412][ T8371] bcachefs (loop3): dropping and reconstructing all alloc info
[  233.169795][ T8381] syz.1.112 (8381): drop_caches: 2
[  233.189039][ T8379] syz.4.113 (8379): drop_caches: 2
[  233.205751][ T8371] bcachefs (loop3): accounting_read...
[  233.205995][ T5595] bcachefs (loop1): shutting down
2025/09/21 19:21:07 executed programs: 110
[  233.234387][ T8371]  done
[  233.237203][ T8371] bcachefs (loop3): alloc_read...
[  233.238275][ T8383] bcachefs (loop0): accounting_read...
[  233.251470][ T8371]  done
[  233.260070][ T5609] bcachefs (loop4): shutting down
[  233.270208][ T8371] bcachefs (loop3): snapshots_read... done
[  233.292158][ T8371] bcachefs (loop3): done starting filesystem
[  233.298974][ T8383]  done
[  233.304482][ T8383] bcachefs (loop0): alloc_read... done
[  233.310396][ T8383] bcachefs (loop0): snapshots_read... done
[  233.337359][ T5595] bcachefs (loop1): shutdown complete
[  233.351927][ T8383] bcachefs (loop0): done starting filesystem
[  233.365131][ T5609] bcachefs (loop4): shutdown complete
[  233.376498][ T8371] syz.3.111 (8371): drop_caches: 2
[  233.406018][ T8383] syz.0.114 (8383): drop_caches: 2
[  233.494645][ T5603] bcachefs (loop3): shutting down
[  233.541612][ T5593] bcachefs (loop0): shutting down
[  233.679349][ T5603] bcachefs (loop3): shutdown complete
[  233.709536][ T5593] bcachefs (loop0): shutdown complete
[  234.014348][ T8413] loop5: detected capacity change from 0 to 32768
[  234.528697][ T8413] bcachefs (loop5): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  234.528722][ T8413]   allowing incompatible features above 0.0: (unknown version)
[  234.528732][ T8413]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  234.572245][ T8413] bcachefs (loop5): Using encoding defined by superblock: utf8-12.1.0
[  234.580624][ T8413] bcachefs (loop5): recovering from clean shutdown, journal seq 10
[  234.589164][ T8413] bcachefs (loop5): Version upgrade required:
[  234.589164][ T8413] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  234.589164][ T8413] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  234.589164][ T8413]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  234.681391][ T8413] bcachefs (loop5): dropping and reconstructing all alloc info
[  234.737636][ T8416] loop1: detected capacity change from 0 to 32768
[  234.786103][ T8413] bcachefs (loop5): accounting_read... done
[  234.812505][ T8413] bcachefs (loop5): alloc_read... done
[  234.819157][ T8413] bcachefs (loop5): snapshots_read... done
[  234.874617][ T8413] bcachefs (loop5): done starting filesystem
[  234.935687][ T8413] syz.5.115 (8413): drop_caches: 2
[  235.000986][ T8416] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  235.055496][ T8416]   allowing incompatible features above 0.0: (unknown version)
[  235.055515][ T8416]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  235.062252][ T5600] bcachefs (loop5): shutting down
[  235.123111][ T8416] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  235.133421][ T8416] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  235.143343][ T8416] bcachefs (loop1): Version upgrade required:
[  235.143343][ T8416] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  235.143343][ T8416] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  235.143343][ T8416]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  235.235287][ T5600] bcachefs (loop5): shutdown complete
[  235.276097][ T8416] bcachefs (loop1): dropping and reconstructing all alloc info
[  235.361634][ T8416] bcachefs (loop1): accounting_read...
[  235.370556][ T8424] loop0: detected capacity change from 0 to 32768
[  235.389589][ T8416]  done
[  235.392616][ T8416] bcachefs (loop1): alloc_read... done
[  235.398487][ T8416] bcachefs (loop1): snapshots_read... done
[  235.409778][ T8416] bcachefs (loop1): done starting filesystem
[  235.520596][ T8416] syz.1.116 (8416): drop_caches: 2
[  235.554599][ T8426] loop4: detected capacity change from 0 to 32768
[  235.643599][ T5595] bcachefs (loop1): shutting down
[  235.665771][ T8424] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  235.665794][ T8424]   allowing incompatible features above 0.0: (unknown version)
[  235.665805][ T8424]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  235.801381][ T8424] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  235.870753][ T8424] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  235.901568][ T8424] bcachefs (loop0): Version upgrade required:
[  235.901568][ T8424] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  235.901568][ T8424] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  235.901568][ T8424]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  235.996698][ T8424] bcachefs (loop0): dropping and reconstructing all alloc info
[  236.074088][ T8424] bcachefs (loop0): accounting_read...
[  236.085489][ T8435] loop3: detected capacity change from 0 to 32768
[  236.106345][ T8424]  done
[  236.107112][ T8426] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  236.109159][ T8424] bcachefs (loop0): alloc_read...
[  236.127510][ T8426]   allowing incompatible features above 0.0: (unknown version)
[  236.127525][ T8426]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  236.127552][ T8426] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  236.127654][ T8426] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  236.142265][ T5595] bcachefs (loop1): shutdown complete
[  236.156232][ T8426] bcachefs (loop4): Version upgrade required:
[  236.156232][ T8426] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  236.156232][ T8426] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  236.156232][ T8426]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  236.289115][ T8424]  done
[  236.302262][ T8424] bcachefs (loop0): snapshots_read... done
[  236.329762][ T8424] bcachefs (loop0): done starting filesystem
[  236.391643][ T8426] bcachefs (loop4): dropping and reconstructing all alloc info
[  236.420057][ T8424] syz.0.119 (8424): drop_caches: 2
[  236.494299][ T8426] bcachefs (loop4): accounting_read...
[  236.509574][ T5593] bcachefs (loop0): shutting down
[  236.534312][ T8435] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,background_compression=zstd,journal_flush_disabled,fsck,norecovery,reconstruct_alloc
[  236.534336][ T8435]   allowing incompatible features above 0.0: (unknown version)
[  236.534346][ T8435]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  236.563639][ T8426]  done
[  236.563657][ T8426] bcachefs (loop4): alloc_read... done
[  236.564010][ T8426] bcachefs (loop4): snapshots_read... done
[  236.565038][ T8426] bcachefs (loop4): done starting filesystem
[  236.590331][ T8426] syz.4.117 (8426): drop_caches: 2
[  236.659538][ T5609] bcachefs (loop4): shutting down
[  236.716566][ T5593] bcachefs (loop0): shutdown complete
[  236.804974][ T5609] bcachefs (loop4): shutdown complete
[  236.972868][ T8435] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  237.003096][ T8435] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  237.021409][ T8435] bcachefs (loop3): Version upgrade required:
[  237.021409][ T8435] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  237.021409][ T8435] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  237.021409][ T8435]   running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[  237.132589][ T8457] loop5: detected capacity change from 0 to 32768
[  237.136564][ T5593] BUG: unable to handle page fault for address: fffffbfff9200078
[  237.146040][ T8435] bcachefs (loop3): dropping and reconstructing all alloc info
[  237.147021][ T5593] #PF: supervisor read access in kernel mode
[  237.160506][ T5593] #PF: error_code(0x0000) - not-present page
[  237.166471][ T5593] PGD 23ffe4067 P4D 23ffe4067 PUD 23ffe3067 PMD 0 
[  237.172977][ T5593] Oops: Oops: 0000 [#1] SMP KASAN PTI
[  237.178341][ T5593] CPU: 0 UID: 0 PID: 5593 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
[  237.187785][ T5593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  237.197837][ T5593] RIP: 0010:rcu_segcblist_advance+0x69/0x3e0
[  237.203823][ T5593] Code: 84 70 03 00 00 4c 8d 7b 08 4c 89 fd 48 c1 ed 03 42 80 7c 25 00 00 74 08 4c 89 ff e8 11 89 79 00 4d 8b 37 4c 89 f0 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 f7 e8 f8 88 79 00 49 83 3e 00 0f 84 1e
[  237.223422][ T5593] RSP: 0018:ffffc90003c3f918 EFLAGS: 00010806
[  237.229583][ T5593] RAX: 1ffffffff9200078 RBX: ffffe8ffffc38680 RCX: b6ded98fbd16ec00
[  237.237726][ T5593] RDX: 0000000000000001 RSI: fffffffffffffe70 RDI: ffffe8ffffc38680
[  237.245684][ T5593] RBP: 1ffffd1ffff870d1 R08: 0000000000000000 R09: ffffffff819e02bd
[  237.253639][ T5593] R10: dffffc0000000000 R11: fffff52000787f20 R12: dffffc0000000000
[  237.261600][ T5593] R13: fffffffffffffe70 R14: ffffffffc90003c3 R15: ffffe8ffffc38688
[  237.269556][ T5593] FS:  000055557970c500(0000) GS:ffff888126f97000(0000) knlGS:0000000000000000
[  237.278471][ T5593] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  237.285055][ T5593] CR2: fffffbfff9200078 CR3: 000000002b432000 CR4: 00000000003506f0
[  237.293131][ T5593] Call Trace:
[  237.296401][ T5593]  <TASK>
[  237.299329][ T5593]  srcu_gp_start_if_needed+0x6e9/0x11d0
[  237.304890][ T5593]  ? _raw_spin_unlock_irqrestore+0x85/0x110
[  237.310776][ T5593]  ? __pfx_srcu_gp_start_if_needed+0x10/0x10
[  237.316737][ T5593]  ? _raw_spin_unlock_irqrestore+0xad/0x110
[  237.322613][ T5593]  ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[  237.329013][ T5593]  __synchronize_srcu+0x306/0x3a0
[  237.334036][ T5593]  ? __pfx___synchronize_srcu+0x10/0x10
[  237.339572][ T5593]  ? __pfx_wakeme_after_rcu+0x10/0x10
[  237.344951][ T5593]  ? bch2_fs_btree_iter_exit+0x38e/0x490
[  237.350684][ T5593]  ? rcu_is_watching+0x15/0xb0
[  237.355542][ T5593]  ? kfree+0x4d/0x440
[  237.359519][ T5593]  bch2_fs_btree_iter_exit+0x3f9/0x490
[  237.364969][ T5593]  bch2_fs_release+0x2ab/0x830
[  237.369730][ T5593]  kobject_put+0x22b/0x480
[  237.374135][ T5593]  deactivate_locked_super+0xb9/0x130
[  237.379507][ T5593]  cleanup_mnt+0x425/0x4c0
[  237.383930][ T5593]  ? lockdep_hardirqs_on+0x9c/0x150
[  237.389118][ T5593]  task_work_run+0x1d1/0x260
[  237.393782][ T5593]  ? __pfx_task_work_run+0x10/0x10
[  237.398905][ T5593]  ? __x64_sys_umount+0x122/0x160
[  237.403918][ T5593]  ? exit_to_user_mode_loop+0x40/0x110
[  237.409363][ T5593]  exit_to_user_mode_loop+0xec/0x110
[  237.414632][ T5593]  do_syscall_64+0x2bd/0x3b0
[  237.419207][ T5593]  ? lockdep_hardirqs_on+0x9c/0x150
[  237.424395][ T5593]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  237.430449][ T5593]  ? clear_bhb_loop+0x60/0xb0
[  237.435110][ T5593]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  237.440996][ T5593] RIP: 0033:0x7fef8af87057
[  237.445578][ T5593] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[  237.465172][ T5593] RSP: 002b:00007ffe1f8bd0b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  237.473574][ T5593] RAX: 0000000000000000 RBX: 00007fef8b00180c RCX: 00007fef8af87057
[  237.481635][ T5593] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe1f8bd170
[  237.489604][ T5593] RBP: 00007ffe1f8bd170 R08: 0000000000000000 R09: 0000000000000000
[  237.497561][ T5593] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe1f8be1f0
[  237.505608][ T5593] R13: 00007fef8b00180c R14: 00007ffe1f8be230 R15: 0000000000000015
[  237.513569][ T5593]  </TASK>
[  237.516587][ T5593] Modules linked in:
[  237.520491][ T5593] CR2: fffffbfff9200078
[  237.524641][ T5593] ---[ end trace 0000000000000000 ]---
[  237.530086][ T5593] RIP: 0010:rcu_segcblist_advance+0x69/0x3e0
[  237.536064][ T5593] Code: 84 70 03 00 00 4c 8d 7b 08 4c 89 fd 48 c1 ed 03 42 80 7c 25 00 00 74 08 4c 89 ff e8 11 89 79 00 4d 8b 37 4c 89 f0 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 f7 e8 f8 88 79 00 49 83 3e 00 0f 84 1e
[  237.555747][ T5593] RSP: 0018:ffffc90003c3f918 EFLAGS: 00010806
[  237.561799][ T5593] RAX: 1ffffffff9200078 RBX: ffffe8ffffc38680 RCX: b6ded98fbd16ec00
[  237.569761][ T5593] RDX: 0000000000000001 RSI: fffffffffffffe70 RDI: ffffe8ffffc38680
[  237.577755][ T5593] RBP: 1ffffd1ffff870d1 R08: 0000000000000000 R09: ffffffff819e02bd
[  237.585716][ T5593] R10: dffffc0000000000 R11: fffff52000787f20 R12: dffffc0000000000
[  237.593674][ T5593] R13: fffffffffffffe70 R14: ffffffffc90003c3 R15: ffffe8ffffc38688
[  237.601632][ T5593] FS:  000055557970c500(0000) GS:ffff888126f97000(0000) knlGS:0000000000000000
[  237.610637][ T5593] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  237.617291][ T5593] CR2: fffffbfff9200078 CR3: 000000002b432000 CR4: 00000000003506f0
[  237.625258][ T5593] Kernel panic - not syncing: Fatal exception
[  237.631541][ T5593] Kernel Offset: disabled
[  237.635879][ T5593] Rebooting in 86400 seconds..