T7487] bcachefs (loop3): snapshots_read... done
[  175.436566][ T7491] bcachefs (loop0): Version upgrade required:
[  175.436566][ T7491] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  175.436566][ T7491] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  175.436566][ T7491]   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
[  175.441338][ T7487] bcachefs (loop3): done starting filesystem
[  175.539736][ T7487] syz.3.47 (7487): drop_caches: 2
[  175.572044][ T7491] bcachefs (loop0): dropping and reconstructing all alloc info
[  175.630369][ T6811] bcachefs (loop3): shutting down
[  175.735041][ T7491] bcachefs (loop0): accounting_read...
[  175.774643][ T7424] bcachefs: bch2_fs_get_tree() error: ENOMEM_journal_pin_fifo
[  175.788282][ T7491]  done
[  175.803722][ T7491] bcachefs (loop0): alloc_read... done
[  175.807359][ T7500] bcachefs (loop2): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  175.809704][ T7491] bcachefs (loop0): snapshots_read...
[  175.870978][ T6811] bcachefs (loop3): shutdown complete
[  175.880581][ T7491]  done
[  175.885060][ T7491] bcachefs (loop0): done starting filesystem
[  175.900235][ T7500]   allowing incompatible features above 0.0: (unknown version)
[  175.931557][ T7500]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  176.009977][ T7500] bcachefs (loop2): Using encoding defined by superblock: utf8-12.1.0
[  176.018357][ T7500] bcachefs (loop2): recovering from clean shutdown, journal seq 10
[  176.066668][ T7491] syz.0.48 (7491): drop_caches: 2
[  176.070261][ T7500] bcachefs (loop2): Version upgrade required:
[  176.070261][ T7500] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  176.070261][ T7500] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  176.070261][ T7500]   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
[  176.315747][ T6796] bcachefs (loop0): shutting down
[  176.322449][ T7500] bcachefs (loop2): dropping and reconstructing all alloc info
[  176.430098][ T7500] bcachefs (loop2): accounting_read...
[  176.454488][ T6796] bcachefs (loop0): shutdown complete
[  176.490492][ T7500]  done
[  176.493337][ T7500] bcachefs (loop2): alloc_read... done
[  176.499265][ T7500] bcachefs (loop2): snapshots_read... done
[  176.566740][ T7500] bcachefs (loop2): done starting filesystem
[  176.714120][ T7500] syz.2.49 (7500): drop_caches: 2
[  176.850672][ T6805] bcachefs (loop2): shutting down
[  177.006544][ T6805] bcachefs (loop2): shutdown complete
[  177.564372][ T7542] loop4: detected capacity change from 0 to 32768
[  177.742939][ T7539] loop1: detected capacity change from 0 to 32768
[  177.841473][ T7546] loop3: detected capacity change from 0 to 32768
[  178.388626][ T7553] loop0: detected capacity change from 0 to 32768
[  178.951067][ T7553] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  178.951095][ T7553]   allowing incompatible features above 0.0: (unknown version)
[  178.951107][ T7553]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  178.996001][ T7546] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  178.996029][ T7546]   allowing incompatible features above 0.0: (unknown version)
[  178.996040][ T7546]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  178.996070][ T7546] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  178.996194][ T7546] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  178.996455][ T7546] bcachefs (loop3): Version upgrade required:
[  178.996455][ T7546] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  178.996455][ T7546] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  178.996455][ T7546]   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
[  178.996820][ T7546] bcachefs (loop3): dropping and reconstructing all alloc info
[  179.087386][ T7539] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  179.110075][ T7553] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  179.234252][ T7546] bcachefs (loop3): accounting_read...
[  179.236797][ T7542] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  179.236825][ T7542]   allowing incompatible features above 0.0: (unknown version)
[  179.236837][ T7542]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  179.241580][ T7539]   allowing incompatible features above 0.0: (unknown version)
[  179.245497][ T7542] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  179.298505][ T7553] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  179.313141][ T7546]  done
[  179.315992][ T7546] bcachefs (loop3): alloc_read... done
[  179.322374][ T7539]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  179.331958][ T7542] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  179.358934][ T7546] bcachefs (loop3): snapshots_read... done
[  179.367199][ T7542] bcachefs (loop4): Version upgrade required:
[  179.367199][ T7542] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  179.367199][ T7542] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  179.367199][ T7542]   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
[  179.380791][ T7553] bcachefs (loop0): Version upgrade required:
[  179.380791][ T7553] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  179.380791][ T7553] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  179.380791][ T7553]   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
[  179.515527][ T7546] bcachefs (loop3): done starting filesystem
[  179.556233][ T7539] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  179.565463][ T7546] syz.3.51 (7546): drop_caches: 2
[  179.588845][ T7539] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  179.592848][ T7542] bcachefs (loop4): dropping and reconstructing all alloc info
[  179.607999][ T6811] bcachefs (loop3): shutting down
[  179.618075][ T7539] bcachefs (loop1): Version upgrade required:
[  179.618075][ T7539] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  179.618075][ T7539] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  179.618075][ T7539]   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
[  179.711437][ T7553] bcachefs (loop0): dropping and reconstructing all alloc info
[  179.753940][ T6811] bcachefs (loop3): shutdown complete
[  179.783353][ T7553] bcachefs (loop0): accounting_read... done
[  179.818116][ T7553] bcachefs (loop0): alloc_read... done
[  179.842647][ T7553] bcachefs (loop0): snapshots_read... done
[  179.849601][ T7553] bcachefs (loop0): done starting filesystem
[  179.869589][ T7553] syz.0.53 (7553): drop_caches: 2
[  179.875215][ T7539] bcachefs (loop1): dropping and reconstructing all alloc info
[  179.945212][ T6796] bcachefs (loop0): shutting down
2025/06/28 06:56:51 executed programs: 50
[  179.974749][ T7539] bcachefs (loop1): error reallocating journal fifo (32768 open entries)
[  179.976814][ T7542] bcachefs (loop4): error reallocating journal fifo (32768 open entries)
[  180.027548][ T7539] bcachefs (loop1): error in recovery: ENOMEM_journal_pin_fifo
[  180.027569][ T7539]   emergency read only at seq 0
[  180.052613][ T6796] bcachefs (loop0): shutdown complete
[  180.070073][ T7542] bcachefs (loop4): error in recovery: ENOMEM_journal_pin_fifo
[  180.070093][ T7542]   emergency read only at seq 0
[  180.070130][ T7542] bcachefs (loop4): bch2_fs_start(): error starting filesystem ENOMEM_journal_pin_fifo
[  180.070146][ T7542] bcachefs (loop4): shutting down
[  180.183522][ T7542] bcachefs (loop4): shutdown complete
[  180.316730][ T7539] bcachefs (loop1): bch2_fs_start(): error starting filesystem ENOMEM_journal_pin_fifo
[  180.373704][ T7539] bcachefs (loop1): shutting down
[  180.445435][ T7539] bcachefs (loop1): shutdown complete
[  180.454447][ T7604] loop2: detected capacity change from 0 to 32768
[  180.842211][ T7542] bcachefs: bch2_fs_get_tree() error: ENOMEM_journal_pin_fifo
[  181.344443][ T7616] loop3: detected capacity change from 0 to 32768
[  181.414686][ T7604] bcachefs (loop2): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  181.414716][ T7604]   allowing incompatible features above 0.0: (unknown version)
[  181.414729][ T7604]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  181.595017][ T7604] bcachefs (loop2): Using encoding defined by superblock: utf8-12.1.0
[  181.603510][ T7604] bcachefs (loop2): recovering from clean shutdown, journal seq 10
[  181.617850][ T7604] bcachefs (loop2): Version upgrade required:
[  181.617850][ T7604] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  181.617850][ T7604] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  181.617850][ T7604]   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
[  181.700841][ T7604] bcachefs (loop2): dropping and reconstructing all alloc info
[  181.750427][ T7539] bcachefs: bch2_fs_get_tree() error: ENOMEM_journal_pin_fifo
[  181.773415][ T7616] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  181.773444][ T7616]   allowing incompatible features above 0.0: (unknown version)
[  181.773455][ T7616]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  181.936648][ T7604] bcachefs (loop2): accounting_read... done
[  181.983502][ T7604] bcachefs (loop2): alloc_read... done
[  181.983884][ T7604] bcachefs (loop2): snapshots_read... done
[  181.984644][ T7604] bcachefs (loop2): done starting filesystem
[  182.085386][ T7604] syz.2.54 (7604): drop_caches: 2
[  182.140874][ T6805] bcachefs (loop2): shutting down
[  182.165442][ T7616] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  182.233547][ T7627] loop0: detected capacity change from 0 to 32768
[  182.240284][ T7616] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  182.240563][ T7616] bcachefs (loop3): Version upgrade required:
[  182.240563][ T7616] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  182.240563][ T7616] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  182.240563][ T7616]   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
[  182.262126][ T6805] bcachefs (loop2): shutdown complete
[  182.385165][ T7616] bcachefs (loop3): dropping and reconstructing all alloc info
[  182.467695][ T7637] loop4: detected capacity change from 0 to 32768
[  182.526565][ T7627] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  182.526593][ T7627]   allowing incompatible features above 0.0: (unknown version)
[  182.526605][ T7627]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  182.567294][ T7627] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  182.576497][ T7627] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  182.585776][ T7627] bcachefs (loop0): Version upgrade required:
[  182.585776][ T7627] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  182.585776][ T7627] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  182.585776][ T7627]   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
[  182.621702][ T7616] bcachefs (loop3): accounting_read... done
[  182.708489][ T7616] bcachefs (loop3): alloc_read... done
[  182.715017][ T7616] bcachefs (loop3): snapshots_read... done
[  182.742382][ T7616] bcachefs (loop3): done starting filesystem
[  182.764181][ T7627] bcachefs (loop0): dropping and reconstructing all alloc info
[  182.951965][ T7627] bcachefs (loop0): accounting_read...
[  182.962960][ T7616] syz.3.55 (7616): drop_caches: 2
[  182.987114][ T7637] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  182.987141][ T7637]   allowing incompatible features above 0.0: (unknown version)
[  182.987153][ T7637]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  183.011692][ T7627]  done
[  183.011713][ T7627] bcachefs (loop0): alloc_read... done
[  183.012099][ T7627] bcachefs (loop0): snapshots_read... done
[  183.012940][ T7627] bcachefs (loop0): done starting filesystem
[  183.085812][ T7627] syz.0.56 (7627): drop_caches: 2
[  183.098234][ T6811] bcachefs (loop3): shutting down
[  183.162780][ T6796] bcachefs (loop0): shutting down
[  183.230067][ T7637] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  183.239697][ T7637] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  183.310783][ T7637] bcachefs (loop4): Version upgrade required:
[  183.310783][ T7637] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  183.310783][ T7637] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  183.310783][ T7637]   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
[  183.406428][ T6811] bcachefs (loop3): shutdown complete
[  183.491534][ T6796] bcachefs (loop0): shutdown complete
[  183.612127][ T7637] bcachefs (loop4): dropping and reconstructing all alloc info
[  183.785310][ T7637] bcachefs (loop4): accounting_read... done
[  183.852308][ T7637] bcachefs (loop4): alloc_read... done
[  183.890052][ T7637] bcachefs (loop4): snapshots_read... done
[  183.896808][ T7637] bcachefs (loop4): done starting filesystem
[  184.034149][ T7637] syz.4.57 (7637): drop_caches: 2
[  184.059663][ T7652] loop1: detected capacity change from 0 to 32768
[  184.121171][ T6806] bcachefs (loop4): shutting down
[  184.397396][ T6806] bcachefs (loop4): shutdown complete
[  184.481685][ T7652] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  184.481713][ T7652]   allowing incompatible features above 0.0: (unknown version)
[  184.481725][ T7652]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  184.651375][ T7673] loop2: detected capacity change from 0 to 32768
[  184.703021][ T7652] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  184.730343][ T7652] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  184.762521][ T7652] bcachefs (loop1): Version upgrade required:
[  184.762521][ T7652] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  184.762521][ T7652] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  184.762521][ T7652]   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
[  184.907232][ T7652] bcachefs (loop1): dropping and reconstructing all alloc info
[  185.057432][ T7652] bcachefs (loop1): accounting_read...
[  185.067270][ T7673] bcachefs (loop2): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
2025/06/28 06:56:56 executed programs: 57
[  185.067299][ T7673]   allowing incompatible features above 0.0: (unknown version)
[  185.067312][ T7673]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  185.090537][ T7652]  done
[  185.090559][ T7652] bcachefs (loop1): alloc_read... done
[  185.090945][ T7652] bcachefs (loop1): snapshots_read... done
[  185.091705][ T7652] bcachefs (loop1): done starting filesystem
[  185.190133][ T7652] syz.1.58 (7652): drop_caches: 2
[  185.296100][ T6800] bcachefs (loop1): shutting down
[  185.364177][ T6800] bcachefs (loop1): shutdown complete
[  185.549569][ T7673] bcachefs (loop2): Using encoding defined by superblock: utf8-12.1.0
[  185.610283][ T7673] bcachefs (loop2): recovering from clean shutdown, journal seq 10
[  185.647208][ T7673] bcachefs (loop2): Version upgrade required:
[  185.647208][ T7673] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  185.647208][ T7673] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  185.647208][ T7673]   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
[  185.742529][ T7687] loop0: detected capacity change from 0 to 32768
[  185.871929][ T7685] loop3: detected capacity change from 0 to 32768
[  185.890245][ T7673] bcachefs (loop2): dropping and reconstructing all alloc info
[  186.083664][ T7673] bcachefs (loop2): accounting_read...
[  186.095186][ T7687] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  186.095217][ T7687]   allowing incompatible features above 0.0: (unknown version)
[  186.095230][ T7687]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  186.139457][ T7673]  done
[  186.139478][ T7673] bcachefs (loop2): alloc_read... done
[  186.140038][ T7673] bcachefs (loop2): snapshots_read... done
[  186.140809][ T7673] bcachefs (loop2): done starting filesystem
[  186.158225][ T7673] syz.2.59 (7673): drop_caches: 2
[  186.280479][ T6805] bcachefs (loop2): shutting down
[  186.330023][ T7687] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  186.409471][ T7687] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  186.420111][ T7687] bcachefs (loop0): Version upgrade required:
[  186.420111][ T7687] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  186.420111][ T7687] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  186.420111][ T7687]   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
[  186.541502][ T7687] bcachefs (loop0): dropping and reconstructing all alloc info
[  186.555244][ T7704] loop4: detected capacity change from 0 to 32768
[  186.686628][ T6805] bcachefs (loop2): shutdown complete
[  186.697635][ T7685] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  186.697662][ T7685]   allowing incompatible features above 0.0: (unknown version)
[  186.697673][ T7685]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  186.761001][ T7687] bcachefs (loop0): accounting_read... done
[  186.825929][ T7687] bcachefs (loop0): alloc_read... done
[  186.826320][ T7687] bcachefs (loop0): snapshots_read... done
[  186.830653][ T7687] bcachefs (loop0): done starting filesystem
[  186.874018][ T7687] syz.0.61 (7687): drop_caches: 2
[  186.957986][ T6796] bcachefs (loop0): shutting down
[  187.089464][ T6796] bcachefs (loop0): shutdown complete
[  187.110890][ T7704] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  187.110915][ T7704]   allowing incompatible features above 0.0: (unknown version)
[  187.110924][ T7704]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  187.110949][ T7704] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  187.111058][ T7704] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  187.111276][ T7704] bcachefs (loop4): Version upgrade required:
[  187.111276][ T7704] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  187.111276][ T7704] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  187.111276][ T7704]   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
[  187.111603][ T7704] bcachefs (loop4): dropping and reconstructing all alloc info
[  187.306354][ T7704] bcachefs (loop4): accounting_read... done
[  187.317679][ T7704] bcachefs (loop4): alloc_read... done
[  187.318066][ T7704] bcachefs (loop4): snapshots_read... done
[  187.318822][ T7704] bcachefs (loop4): done starting filesystem
[  187.383926][ T7704] syz.4.62 (7704): drop_caches: 2
[  187.510187][ T6806] bcachefs (loop4): shutting down
[  187.603192][ T6806] bcachefs (loop4): shutdown complete
[  187.882316][ T7685] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  187.909324][ T7728] loop1: detected capacity change from 0 to 32768
[  187.930166][ T7685] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  187.984922][ T7685] bcachefs (loop3): Version upgrade required:
[  187.984922][ T7685] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  187.984922][ T7685] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  187.984922][ T7685]   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
[  188.170367][ T7685] bcachefs (loop3): dropping and reconstructing all alloc info
[  188.341534][ T7685] warn_alloc: 4 callbacks suppressed
[  188.341557][ T7685] syz.3.60: vmalloc error: size 8388608, failed to allocated page array size 16384, mode:0xcc2(GFP_KERNEL|__GFP_HIGHMEM), nodemask=(null),cpuset=/,mems_allowed=0-1
[  188.527979][ T7728] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  188.528009][ T7728]   allowing incompatible features above 0.0: (unknown version)
[  188.528021][ T7728]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  188.593585][ T7685] CPU: 1 UID: 0 PID: 7685 Comm: syz.3.60 Not tainted 6.16.0-rc3-syzkaller #0 PREEMPT(full) 
[  188.593617][ T7685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[  188.593630][ T7685] Call Trace:
[  188.593638][ T7685]  <TASK>
[  188.593647][ T7685]  dump_stack_lvl+0x189/0x250
[  188.593678][ T7685]  ? __pfx_dump_stack_lvl+0x10/0x10
[  188.593698][ T7685]  ? __pfx__printk+0x10/0x10
[  188.593717][ T7685]  ? cpuset_print_current_mems_allowed+0x1f/0x360
[  188.593741][ T7685]  ? cpuset_print_current_mems_allowed+0x1f/0x360
[  188.593766][ T7685]  ? cpuset_print_current_mems_allowed+0x2ee/0x360
[  188.593793][ T7685]  warn_alloc+0x214/0x310
[  188.593830][ T7685]  ? __pfx_warn_alloc+0x10/0x10
[  188.593875][ T7685]  ? __get_vm_area_node+0x28f/0x300
[  188.593903][ T7685]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  188.593928][ T7685]  __vmalloc_node_range_noprof+0x67e/0x12f0
[  188.593989][ T7685]  ? __pfx___vmalloc_node_range_noprof+0x10/0x10
[  188.594023][ T7685]  ? rcu_is_watching+0x15/0xb0
[  188.594044][ T7685]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  188.594062][ T7685]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  188.594080][ T7685]  __kvmalloc_node_noprof+0x3b8/0x5f0
[  188.594108][ T7685]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  188.594136][ T7685]  bch2_fs_journal_start+0x2b4/0x12b0
[  188.594173][ T7685]  ? bch2_journal_log_msg+0xd9/0x120
[  188.594198][ T7685]  ? __pfx_bch2_fs_journal_start+0x10/0x10
[  188.594219][ T7685]  ? __pfx_bch2_journal_log_msg+0x10/0x10
[  188.594242][ T7685]  ? bch2_reconstruct_alloc+0x32b/0x360
[  188.594276][ T7685]  bch2_fs_recovery+0x2298/0x3a50
[  188.594318][ T7685]  ? __pfx_bch2_fs_recovery+0x10/0x10
[  188.594356][ T7685]  ? __lock_acquire+0xab9/0xd20
[  188.594398][ T7685]  ? __lock_acquire+0xab9/0xd20
[  188.594435][ T7685]  ? __lock_acquire+0xab9/0xd20
[  188.594488][ T7685]  ? bch2_fs_start+0x9fe/0xd90
[  188.594518][ T7685]  ? up_write+0x1c4/0x420
[  188.594537][ T7685]  ? bch2_fs_start+0x5c4/0xd90
[  188.594567][ T7685]  bch2_fs_start+0xa99/0xd90
[  188.594596][ T7685]  ? bch2_fs_start+0x5c4/0xd90
[  188.594627][ T7685]  ? __pfx_bch2_fs_start+0x10/0x10
[  188.594676][ T7685]  ? sget+0x267/0x620
[  188.594708][ T7685]  bch2_fs_get_tree+0xafc/0x14f0
[  188.594763][ T7685]  ? __pfx_bch2_fs_get_tree+0x10/0x10
[  188.594785][ T7685]  ? smack_fs_context_parse_param+0x102/0x170
[  188.594840][ T7685]  ? vfs_parse_monolithic_sep+0x2df/0x310
[  188.594861][ T7685]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  188.594891][ T7685]  ? cap_capable+0x11f/0x460
[  188.594918][ T7685]  ? bch2_init_fs_context+0x88/0x110
[  188.594941][ T7685]  ? safesetid_security_capable+0xa9/0x1a0
[  188.594978][ T7685]  vfs_get_tree+0x92/0x2b0
[  188.595010][ T7685]  do_new_mount+0x24a/0xa40
[  188.595040][ T7685]  __se_sys_mount+0x317/0x410
[  188.595066][ T7685]  ? __pfx___se_sys_mount+0x10/0x10
[  188.595092][ T7685]  ? do_syscall_64+0xbe/0x3b0
[  188.595113][ T7685]  ? __x64_sys_mount+0x20/0xc0
[  188.595135][ T7685]  do_syscall_64+0xfa/0x3b0
[  188.595154][ T7685]  ? lockdep_hardirqs_on+0x9c/0x150
[  188.595173][ T7685]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  188.595193][ T7685]  ? clear_bhb_loop+0x60/0xb0
[  188.595217][ T7685]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  188.595237][ T7685] RIP: 0033:0x7f2fe43874ca
[  188.595256][ T7685] 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
[  188.595274][ T7685] RSP: 002b:00007f2fe510ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  188.595297][ T7685] RAX: ffffffffffffffda RBX: 00007f2fe510aef0 RCX: 00007f2fe43874ca
[  188.595311][ T7685] RDX: 00000000200000c0 RSI: 0000000020000000 RDI: 00007f2fe510aeb0
[  188.595325][ T7685] RBP: 00000000200000c0 R08: 00007f2fe510aef0 R09: 0000000000808040
[  188.595339][ T7685] R10: 0000000000808040 R11: 0000000000000246 R12: 0000000020000000
[  188.595352][ T7685] R13: 00007f2fe510aeb0 R14: 0000000000005911 R15: 0000000020000200
[  188.595383][ T7685]  </TASK>
[  188.595463][ T7685] Mem-Info:
[  188.595477][ T7685] active_anon:438 inactive_anon:47727 isolated_anon:0
[  188.595477][ T7685]  active_file:21342 inactive_file:35170 isolated_file:0
[  188.595477][ T7685]  unevictable:768 dirty:43 writeback:0
[  188.595477][ T7685]  slab_reclaimable:7710 slab_unreclaimable:101270
[  188.595477][ T7685]  mapped:13825 shmem:9569 pagetables:1162
[  188.595477][ T7685]  sec_pagetables:0 bounce:0
[  188.595477][ T7685]  kernel_misc_reclaimable:0
[  188.595477][ T7685]  free:1316278 free_pcp:23341 free_cma:0
[  188.595532][ T7685] Node 0 active_anon:1752kB inactive_anon:190908kB active_file:85164kB inactive_file:140680kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:55300kB dirty:172kB writeback:0kB shmem:36740kB shmem_thp:0kB shmem_pmdmapped:0kB anon_thp:0kB writeback_tmp:0kB kernel_stack:12936kB pagetables:4500kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB
[  188.595590][ T7685] 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 writeback_tmp:0kB kernel_stack:48kB pagetables:148kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB
[  188.595643][ T7685] Node 0 DMA free:15360kB boost:0kB min:208kB low:260kB high:312kB 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
[  188.595703][ T7685] lowmem_reserve[]: 0 2490 2490 2490 2490
[  188.595748][ T7685] Node 0 DMA32 free:1347000kB boost:0kB min:34168kB low:42708kB high:51248kB reserved_highatomic:0KB free_highatomic:0KB active_anon:1748kB inactive_anon:190872kB active_file:84892kB inactive_file:140628kB unevictable:1536kB writepending:172kB present:3129332kB managed:2549904kB mlocked:0kB bounce:0kB free_pcp:72656kB local_pcp:39092kB free_cma:0kB
[  188.595811][ T7685] lowmem_reserve[]: 0 0 0 0 0
[  188.595859][ T7685] Node 0 Normal free:0kB boost:0kB min:4kB low:4kB high:4kB reserved_highatomic:0KB free_highatomic:0KB active_anon:4kB inactive_anon:36kB active_file:272kB inactive_file:52kB unevictable:0kB writepending:0kB present:1048580kB managed:368kB mlocked:0kB bounce:0kB free_pcp:4kB local_pcp:0kB free_cma:0kB
[  188.595916][ T7685] lowmem_reserve[]: 0 0 0 0 0
[  188.595959][ T7685] Node 1 Normal free:3902752kB boost:0kB min:55728kB low:69660kB high:83592kB 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:4111164kB mlocked:0kB bounce:0kB free_pcp:20704kB local_pcp:10048kB free_cma:0kB
[  188.596019][ T7685] lowmem_reserve[]: 0 0 0 0 0
[  188.596062][ T7685] 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
[  188.596199][ T7685] Node 0 DMA32: 4218*4kB (UM) 2581*8kB (UME) 1656*16kB (UME) 817*32kB (UME) 594*64kB (UME) 387*128kB (UME) 347*256kB (UME) 224*512kB (UME) 125*1024kB (UME) 13*2048kB (UE) 198*4096kB (UM) = 1346864kB
[  188.596390][ T7685] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB
[  188.596564][ T7685] Node 1 Normal: 198*4kB (UME) 51*8kB (UME) 37*16kB (UME) 121*32kB (UME) 42*64kB (UME) 9*128kB (UME) 4*256kB (UME) 4*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 948*4096kB (M) = 3902752kB
[  188.596754][ T7685] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  188.596772][ T7685] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB
[  188.596789][ T7685] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  188.596807][ T7685] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB
[  188.596825][ T7685] 66079 total pagecache pages
[  188.596841][ T7685] 0 pages in swap cache
[  188.596850][ T7685] Free swap  = 124996kB
[  188.596858][ T7685] Total swap = 124996kB
[  188.596868][ T7685] 2097051 pages RAM
[  188.596876][ T7685] 0 pages HighMem/MovableOnly
[  188.596884][ T7685] 427852 pages reserved
[  188.596893][ T7685] 0 pages cma reserved
[  188.606851][ T7685] bcachefs (loop3): error reallocating journal fifo (32768 open entries)
[  188.606954][ T7685] bcachefs (loop3): error in recovery: ENOMEM_journal_pin_fifo
[  188.606966][ T7685]   emergency read only at seq 0
2025/06/28 06:57:02 executed programs: 62
[  188.607003][ T7685] bcachefs (loop3): bch2_fs_start(): error starting filesystem ENOMEM_journal_pin_fifo
[  188.607019][ T7685] bcachefs (loop3): shutting down
[  188.666457][ T7685] bcachefs (loop3): shutdown complete
[  189.034690][ T7685] bcachefs: bch2_fs_get_tree() error: ENOMEM_journal_pin_fifo
[  189.493501][ T7747] loop2: detected capacity change from 0 to 32768
[  189.594026][ T7769] loop4: detected capacity change from 0 to 32768
[  189.676693][ T7760] loop0: detected capacity change from 0 to 32768
[  190.048904][ T7747] bcachefs (loop2): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  190.048931][ T7747]   allowing incompatible features above 0.0: (unknown version)
[  190.048942][ T7747]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  190.048969][ T7747] bcachefs (loop2): Using encoding defined by superblock: utf8-12.1.0
[  190.049086][ T7747] bcachefs (loop2): recovering from clean shutdown, journal seq 10
[  190.049331][ T7747] bcachefs (loop2): Version upgrade required:
[  190.049331][ T7747] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  190.049331][ T7747] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  190.049331][ T7747]   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
[  190.049779][ T7747] bcachefs (loop2): dropping and reconstructing all alloc info
[  190.256146][ T7747] bcachefs (loop2): accounting_read... done
[  190.263417][ T7747] bcachefs (loop2): alloc_read... done
[  190.263801][ T7747] bcachefs (loop2): snapshots_read... done
[  190.264562][ T7747] bcachefs (loop2): done starting filesystem
[  190.291808][ T7769] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  190.291837][ T7769]   allowing incompatible features above 0.0: (unknown version)
[  190.291849][ T7769]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  190.291878][ T7769] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  190.292000][ T7769] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  190.299229][ T7769] bcachefs (loop4): Version upgrade required:
[  190.299229][ T7769] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  190.299229][ T7769] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  190.299229][ T7769]   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
[  190.299627][ T7769] bcachefs (loop4): dropping and reconstructing all alloc info
[  190.317633][ T7760] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  190.343649][ T7747] syz.2.64 (7747): drop_caches: 2
[  190.421710][ T7760]   allowing incompatible features above 0.0: (unknown version)
[  190.439953][ T7728] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  190.534086][ T7769] bcachefs (loop4): accounting_read...
[  190.572198][ T7728] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  190.808809][ T6805] bcachefs (loop2): shutting down
[  190.814178][ T7760]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  190.935188][ T7728] bcachefs (loop1): Version upgrade required:
[  190.935188][ T7728] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  190.935188][ T7728] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  190.935188][ T7728]   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
[  190.994468][ T7777] loop3: detected capacity change from 0 to 32768
[  191.033899][ T7760] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  191.134269][ T7769]  done
[  191.134289][ T7769] bcachefs (loop4): alloc_read... done
[  191.134691][ T7769] bcachefs (loop4): snapshots_read... done
[  191.135434][ T7769] bcachefs (loop4): done starting filesystem
[  191.161376][ T7760] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  191.321813][ T6805] bcachefs (loop2): shutdown complete
[  191.335395][ T7769] syz.4.66 (7769): drop_caches: 2
[  191.343764][ T7760] bcachefs (loop0): Version upgrade required:
[  191.343764][ T7760] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  191.343764][ T7760] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  191.343764][ T7760]   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
[  191.368002][ T7728] bcachefs (loop1): dropping and reconstructing all alloc info
[  191.480296][ T6806] bcachefs (loop4): shutting down
[  191.498101][ T7760] bcachefs (loop0): dropping and reconstructing all alloc info
[  191.538169][ T7728] bcachefs (loop1): error reallocating journal fifo (32768 open entries)
[  191.547111][ T7728] bcachefs (loop1): error in recovery: ENOMEM_journal_pin_fifo
[  191.547129][ T7728]   emergency read only at seq 0
[  191.575256][ T7728] bcachefs (loop1): bch2_fs_start(): error starting filesystem ENOMEM_journal_pin_fifo
[  191.696909][ T7760] bcachefs (loop0): error reallocating journal fifo (32768 open entries)
[  191.718462][ T7728] bcachefs (loop1): shutting down
[  191.751182][ T7760] bcachefs (loop0): error in recovery: ENOMEM_journal_pin_fifo
[  191.751204][ T7760]   emergency read only at seq 0
[  191.805324][ T6806] bcachefs (loop4): shutdown complete
[  191.805647][ T7777] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  191.805666][ T7777]   allowing incompatible features above 0.0: (unknown version)
[  191.805675][ T7777]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  191.805697][ T7777] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  191.805801][ T7777] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  191.836959][ T7728] bcachefs (loop1): shutdown complete
[  191.872758][ T7777] bcachefs (loop3): Version upgrade required:
[  191.872758][ T7777] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  191.872758][ T7777] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  191.872758][ T7777]   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
[  191.873160][ T7777] bcachefs (loop3): dropping and reconstructing all alloc info
[  191.984440][ T7777] bcachefs (loop3): accounting_read... done
[  192.061166][ T7777] bcachefs (loop3): alloc_read... done
[  192.061554][ T7777] bcachefs (loop3): snapshots_read... done
[  192.067817][ T7777] bcachefs (loop3): done starting filesystem
[  192.134418][ T7777] syz.3.67 (7777): drop_caches: 2
[  192.164931][ T7728] bcachefs: bch2_fs_get_tree() error: ENOMEM_journal_pin_fifo
[  192.188808][ T6811] bcachefs (loop3): shutting down
[  192.456968][ T6811] bcachefs (loop3): shutdown complete
[  192.715365][ T7760] bcachefs (loop0): bch2_fs_start(): error starting filesystem ENOMEM_journal_pin_fifo
[  192.759977][ T7760] bcachefs (loop0): shutting down
[  192.849755][ T7760] bcachefs (loop0): shutdown complete
[  193.601535][ T7833] loop2: detected capacity change from 0 to 32768
[  193.671411][ T7836] loop1: detected capacity change from 0 to 32768
[  193.753745][ T7838] loop4: detected capacity change from 0 to 32768
[  193.964215][ T7844] loop3: detected capacity change from 0 to 32768
[  194.453567][ T7833] bcachefs (loop2): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  194.453597][ T7833]   allowing incompatible features above 0.0: (unknown version)
[  194.453609][ T7833]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  194.496291][ T7760] bcachefs: bch2_fs_get_tree() error: ENOMEM_journal_pin_fifo
[  194.539178][ T7838] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  194.546705][ T7833] bcachefs (loop2): Using encoding defined by superblock: utf8-12.1.0
[  194.569106][ T7833] bcachefs (loop2): recovering from clean shutdown, journal seq 10
[  194.578507][ T7833] bcachefs (loop2): Version upgrade required:
[  194.578507][ T7833] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  194.578507][ T7833] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  194.578507][ T7833]   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
[  194.669106][ T7838]   allowing incompatible features above 0.0: (unknown version)
[  194.690033][ T7838]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  194.730634][ T7838] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  194.752438][ T7838] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  194.761126][ T7833] bcachefs (loop2): dropping and reconstructing all alloc info
[  194.793636][ T7844] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  194.793666][ T7844]   allowing incompatible features above 0.0: (unknown version)
[  194.793678][ T7844]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  194.831330][ T7836] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  194.831356][ T7836]   allowing incompatible features above 0.0: (unknown version)
[  194.831367][ T7836]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  194.831396][ T7836] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  194.831515][ T7836] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  194.831763][ T7836] bcachefs (loop1): Version upgrade required:
[  194.831763][ T7836] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  194.831763][ T7836] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  194.831763][ T7836]   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
[  194.832148][ T7836] bcachefs (loop1): dropping and reconstructing all alloc info
[  194.833617][ T7838] bcachefs (loop4): Version upgrade required:
[  194.833617][ T7838] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  194.833617][ T7838] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  194.833617][ T7838]   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
[  194.833981][ T7838] bcachefs (loop4): dropping and reconstructing all alloc info
[  194.857378][ T1311] ieee802154 phy0 wpan0: encryption failed: -22
[  194.857470][ T1311] ieee802154 phy1 wpan1: encryption failed: -22
[  194.911403][ T7838] bcachefs (loop4): accounting_read... done
[  194.917256][ T7838] bcachefs (loop4): alloc_read... done
[  194.917624][ T7838] bcachefs (loop4): snapshots_read... done
[  194.918347][ T7838] bcachefs (loop4): done starting filesystem
[  194.933356][ T7836] bcachefs (loop1): accounting_read...
[  194.952568][ T7844] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  195.137346][ T7838] syz.4.69 (7838): drop_caches: 2
[  195.210903][ T7836]  done
[  195.213711][ T7836] bcachefs (loop1): alloc_read... done
[  195.219632][ T7836] bcachefs (loop1): snapshots_read...
[  195.240602][ T7833] bcachefs (loop2): accounting_read...
[  195.249021][ T7836]  done
[  195.291645][ T7833]  done
[  195.294507][ T7833] bcachefs (loop2): alloc_read... done
[  195.302165][ T7836] bcachefs (loop1): done starting filesystem
[  195.314585][ T7833] bcachefs (loop2): snapshots_read... done
[  195.330747][ T7833] bcachefs (loop2): done starting filesystem
[  195.351413][ T7836] syz.1.71 (7836): drop_caches: 2
[  195.359086][ T7833] syz.2.68 (7833): drop_caches: 2
[  195.364867][ T7844] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  195.389950][ T6800] bcachefs (loop1): shutting down
[  195.404711][ T7844] bcachefs (loop3): Version upgrade required:
[  195.404711][ T7844] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  195.404711][ T7844] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  195.404711][ T7844]   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
[  195.507156][ T6805] bcachefs (loop2): shutting down
[  195.574710][ T6806] bcachefs (loop4): shutting down
[  195.581455][ T6800] bcachefs (loop1): shutdown complete
[  195.680517][ T7844] bcachefs (loop3): dropping and reconstructing all alloc info
[  195.712811][ T6805] bcachefs (loop2): shutdown complete
[  195.748398][ T6806] bcachefs (loop4): shutdown complete
[  195.866189][ T7844] bcachefs (loop3): accounting_read... done
[  195.886415][ T7844] bcachefs (loop3): alloc_read... done
[  195.920122][ T7844] bcachefs (loop3): snapshots_read... done
[  195.958003][ T7844] bcachefs (loop3): done starting filesystem
[  195.996864][ T7844] syz.3.70 (7844): drop_caches: 2
2025/06/28 06:57:07 executed programs: 70
[  196.018970][ T7890] loop0: detected capacity change from 0 to 32768
[  196.092427][ T6811] bcachefs (loop3): shutting down
[  196.273597][ T6811] bcachefs (loop3): shutdown complete
[  196.387719][ T7890] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  196.387748][ T7890]   allowing incompatible features above 0.0: (unknown version)
[  196.387760][ T7890]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  196.520949][ T7890] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  196.550044][ T7890] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  196.634973][ T7890] bcachefs (loop0): Version upgrade required:
[  196.634973][ T7890] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  196.634973][ T7890] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  196.634973][ T7890]   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
[  196.865738][ T7890] bcachefs (loop0): dropping and reconstructing all alloc info
[  197.017946][ T7890] bcachefs (loop0): accounting_read... done
[  197.060889][ T7890] bcachefs (loop0): alloc_read... done
[  197.066947][ T7890] bcachefs (loop0): snapshots_read... done
[  197.106564][ T7890] bcachefs (loop0): done starting filesystem
[  197.177081][ T7890] syz.0.72 (7890): drop_caches: 2
[  197.256343][ T6796] bcachefs (loop0): shutting down
[  197.422509][ T6796] bcachefs (loop0): shutdown complete
[  197.833558][ T7906] loop4: detected capacity change from 0 to 32768
[  197.949089][ T7909] loop2: detected capacity change from 0 to 32768
[  198.047992][ T7911] loop1: detected capacity change from 0 to 32768
[  198.394513][ T7917] loop3: detected capacity change from 0 to 32768
[  198.582130][ T7906] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  198.582159][ T7906]   allowing incompatible features above 0.0: (unknown version)
[  198.582171][ T7906]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  198.646711][ T7911] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  198.646741][ T7911]   allowing incompatible features above 0.0: (unknown version)
[  198.646752][ T7911]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  198.646781][ T7911] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  198.646901][ T7911] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  198.647154][ T7911] bcachefs (loop1): Version upgrade required:
[  198.647154][ T7911] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  198.647154][ T7911] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  198.647154][ 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
[  198.647494][ T7911] bcachefs (loop1): dropping and reconstructing all alloc info
[  198.771804][ T7909] bcachefs (loop2): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  198.771831][ T7909]   allowing incompatible features above 0.0: (unknown version)
[  198.771844][ T7909]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  198.771872][ T7909] bcachefs (loop2): Using encoding defined by superblock: utf8-12.1.0
[  198.771999][ T7909] bcachefs (loop2): recovering from clean shutdown, journal seq 10
[  198.772259][ T7909] bcachefs (loop2): Version upgrade required:
[  198.772259][ T7909] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  198.772259][ T7909] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  198.772259][ T7909]   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
[  198.772628][ T7909] bcachefs (loop2): dropping and reconstructing all alloc info
[  198.836659][ T7917] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  198.836689][ T7917]   allowing incompatible features above 0.0: (unknown version)
[  198.836702][ T7917]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  198.836733][ T7917] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  198.836853][ T7917] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  198.837119][ T7917] bcachefs (loop3): Version upgrade required:
[  198.837119][ T7917] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  198.837119][ T7917] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  198.837119][ T7917]   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
[  198.837493][ T7917] bcachefs (loop3): dropping and reconstructing all alloc info
[  198.855513][ T7911] bcachefs (loop1): accounting_read...
[  198.871629][ T7909] bcachefs (loop2): accounting_read...
[  198.873816][ T7911]  done
[  198.873843][ T7911] bcachefs (loop1): alloc_read... done
[  198.874275][ T7911] bcachefs (loop1): snapshots_read... done
[  198.875023][ T7917] bcachefs (loop3): accounting_read...
[  198.875028][ T7911] bcachefs (loop1): done starting filesystem
[  198.900966][ T7909]  done
[  198.900987][ T7909] bcachefs (loop2): alloc_read... done
[  198.901370][ T7909] bcachefs (loop2): snapshots_read... done
[  198.902144][ T7909] bcachefs (loop2): done starting filesystem
[  198.912807][ T7917]  done
[  198.912826][ T7917] bcachefs (loop3): alloc_read... done
[  198.913196][ T7917] bcachefs (loop3): snapshots_read... done
[  198.914085][ T7917] bcachefs (loop3): done starting filesystem
[  198.968618][ T7911] syz.1.73 (7911): drop_caches: 2
[  198.971109][ T7917] syz.3.76 (7917): drop_caches: 2
[  198.976474][ T7909] syz.2.74 (7909): drop_caches: 2
[  198.987044][ T6811] bcachefs (loop3): shutting down
[  199.006666][ T6805] bcachefs (loop2): shutting down
[  199.037427][ T6800] bcachefs (loop1): shutting down
[  199.222643][ T6805] bcachefs (loop2): shutdown complete
[  199.244126][ T6811] bcachefs (loop3): shutdown complete
[  199.247224][ T6800] bcachefs (loop1): shutdown complete
[  200.634656][ T7960] loop0: detected capacity change from 0 to 32768
[  200.706090][ T7906] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  200.747028][ T7906] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  200.804989][ T7906] bcachefs (loop4): Version upgrade required:
[  200.804989][ T7906] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  200.804989][ T7906] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  200.804989][ T7906]   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
[  200.965250][ T7974] loop3: detected capacity change from 0 to 32768
[  201.103424][ T7960] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  201.103454][ T7960]   allowing incompatible features above 0.0: (unknown version)
[  201.103466][ T7960]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  201.191762][ T7970] loop2: detected capacity change from 0 to 32768
[  201.237818][ T7906] bcachefs (loop4): dropping and reconstructing all alloc info
[  201.247237][ T7906] warn_alloc: 5 callbacks suppressed
[  201.247259][ T7906] syz.4.75: vmalloc error: size 8388608, failed to allocated page array size 16384, mode:0xcc2(GFP_KERNEL|__GFP_HIGHMEM), nodemask=(null),cpuset=/,mems_allowed=0-1
[  201.247333][ T7906] CPU: 0 UID: 0 PID: 7906 Comm: syz.4.75 Not tainted 6.16.0-rc3-syzkaller #0 PREEMPT(full) 
[  201.247356][ T7906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[  201.247369][ T7906] Call Trace:
[  201.247386][ T7906]  <TASK>
[  201.247395][ T7906]  dump_stack_lvl+0x189/0x250
[  201.247423][ T7906]  ? __pfx_dump_stack_lvl+0x10/0x10
[  201.247442][ T7906]  ? __pfx__printk+0x10/0x10
[  201.247463][ T7906]  ? cpuset_print_current_mems_allowed+0x1f/0x360
[  201.247488][ T7906]  ? cpuset_print_current_mems_allowed+0x1f/0x360
[  201.247512][ T7906]  ? cpuset_print_current_mems_allowed+0x2ee/0x360
[  201.247538][ T7906]  warn_alloc+0x214/0x310
[  201.247575][ T7906]  ? __pfx_warn_alloc+0x10/0x10
[  201.247614][ T7906]  ? __get_vm_area_node+0x28f/0x300
[  201.247642][ T7906]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  201.247667][ T7906]  __vmalloc_node_range_noprof+0x67e/0x12f0
[  201.247726][ T7906]  ? __pfx___vmalloc_node_range_noprof+0x10/0x10
[  201.247759][ T7906]  ? rcu_is_watching+0x15/0xb0
[  201.247780][ T7906]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  201.247797][ T7906]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  201.247814][ T7906]  __kvmalloc_node_noprof+0x3b8/0x5f0
[  201.247842][ T7906]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  201.247868][ T7906]  bch2_fs_journal_start+0x2b4/0x12b0
[  201.247904][ T7906]  ? bch2_journal_log_msg+0xd9/0x120
[  201.247929][ T7906]  ? __pfx_bch2_fs_journal_start+0x10/0x10
[  201.247949][ T7906]  ? __pfx_bch2_journal_log_msg+0x10/0x10
[  201.247972][ T7906]  ? bch2_reconstruct_alloc+0x32b/0x360
[  201.248007][ T7906]  bch2_fs_recovery+0x2298/0x3a50
[  201.248049][ T7906]  ? __pfx_bch2_fs_recovery+0x10/0x10
[  201.248089][ T7906]  ? __lock_acquire+0xab9/0xd20
[  201.248131][ T7906]  ? __lock_acquire+0xab9/0xd20
[  201.248168][ T7906]  ? __lock_acquire+0xab9/0xd20
[  201.248221][ T7906]  ? bch2_fs_start+0x9fe/0xd90
[  201.248251][ T7906]  ? up_write+0x1c4/0x420
[  201.248270][ T7906]  ? bch2_fs_start+0x5c4/0xd90
[  201.248299][ T7906]  bch2_fs_start+0xa99/0xd90
[  201.248326][ T7906]  ? bch2_fs_start+0x5c4/0xd90
[  201.248356][ T7906]  ? __pfx_bch2_fs_start+0x10/0x10
[  201.248408][ T7906]  ? sget+0x267/0x620
[  201.248438][ T7906]  bch2_fs_get_tree+0xafc/0x14f0
[  201.248492][ T7906]  ? __pfx_bch2_fs_get_tree+0x10/0x10
[  201.248513][ T7906]  ? smack_fs_context_parse_param+0x102/0x170
[  201.248562][ T7906]  ? vfs_parse_monolithic_sep+0x2df/0x310
[  201.248582][ T7906]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  201.248611][ T7906]  ? cap_capable+0x11f/0x460
[  201.248637][ T7906]  ? bch2_init_fs_context+0x88/0x110
[  201.248659][ T7906]  ? safesetid_security_capable+0xa9/0x1a0
[  201.248695][ T7906]  vfs_get_tree+0x92/0x2b0
[  201.248728][ T7906]  do_new_mount+0x24a/0xa40
[  201.248756][ T7906]  __se_sys_mount+0x317/0x410
[  201.248781][ T7906]  ? __pfx___se_sys_mount+0x10/0x10
[  201.248808][ T7906]  ? do_syscall_64+0xbe/0x3b0
[  201.248828][ T7906]  ? __x64_sys_mount+0x20/0xc0
[  201.248850][ T7906]  do_syscall_64+0xfa/0x3b0
[  201.248869][ T7906]  ? lockdep_hardirqs_on+0x9c/0x150
[  201.248888][ T7906]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  201.248908][ T7906]  ? clear_bhb_loop+0x60/0xb0
[  201.248932][ T7906]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  201.248951][ T7906] RIP: 0033:0x7f8267d874ca
[  201.248970][ T7906] 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
[  201.248987][ T7906] RSP: 002b:00007f8268bf5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  201.249007][ T7906] RAX: ffffffffffffffda RBX: 00007f8268bf5ef0 RCX: 00007f8267d874ca
[  201.249022][ T7906] RDX: 00000000200000c0 RSI: 0000000020000000 RDI: 00007f8268bf5eb0
[  201.249036][ T7906] RBP: 00000000200000c0 R08: 00007f8268bf5ef0 R09: 0000000000808040
[  201.249051][ T7906] R10: 0000000000808040 R11: 0000000000000246 R12: 0000000020000000
[  201.249064][ T7906] R13: 00007f8268bf5eb0 R14: 0000000000005911 R15: 0000000020000200
[  201.249095][ T7906]  </TASK>
[  201.249103][ T7906] Mem-Info:
[  201.249114][ T7906] active_anon:467 inactive_anon:57458 isolated_anon:0
[  201.249114][ T7906]  active_file:21339 inactive_file:35220 isolated_file:0
[  201.249114][ T7906]  unevictable:768 dirty:28 writeback:0
[  201.249114][ T7906]  slab_reclaimable:7710 slab_unreclaimable:102469
[  201.249114][ T7906]  mapped:13854 shmem:19390 pagetables:1127
[  201.249114][ T7906]  sec_pagetables:0 bounce:0
[  201.249114][ T7906]  kernel_misc_reclaimable:0
[  201.249114][ T7906]  free:1304752 free_pcp:25521 free_cma:0
[  201.249169][ T7906] Node 0 active_anon:1868kB inactive_anon:229832kB active_file:85152kB inactive_file:140880kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:55416kB dirty:112kB writeback:0kB shmem:76024kB shmem_thp:0kB shmem_pmdmapped:0kB anon_thp:0kB writeback_tmp:0kB kernel_stack:13064kB pagetables:4360kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB
[  201.249226][ T7906] 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 writeback_tmp:0kB kernel_stack:48kB pagetables:148kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB
[  201.249277][ T7906] Node 0 DMA free:15360kB boost:0kB min:208kB low:260kB high:312kB 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
[  201.249334][ T7906] lowmem_reserve[]: 0 2490 2490 2490 2490
[  201.249390][ T7906] Node 0 DMA32 free:1300640kB boost:0kB min:34168kB low:42708kB high:51248kB reserved_highatomic:0KB free_highatomic:0KB active_anon:1864kB inactive_anon:229796kB active_file:84880kB inactive_file:140828kB unevictable:1536kB writepending:112kB present:3129332kB managed:2549904kB mlocked:0kB bounce:0kB free_pcp:81632kB local_pcp:34816kB free_cma:0kB
[  201.249452][ T7906] lowmem_reserve[]: 0 0 0 0 0
[  201.249492][ T7906] Node 0 Normal free:0kB boost:0kB min:4kB low:4kB high:4kB reserved_highatomic:0KB free_highatomic:0KB active_anon:4kB inactive_anon:36kB active_file:272kB inactive_file:52kB unevictable:0kB writepending:0kB present:1048580kB managed:368kB mlocked:0kB bounce:0kB free_pcp:4kB local_pcp:4kB free_cma:0kB
[  201.249538][ T7906] lowmem_reserve[]: 0 0 0 0 0
[  201.249574][ T7906] Node 1 Normal free:3903008kB boost:0kB min:55728kB low:69660kB high:83592kB 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:4111164kB mlocked:0kB bounce:0kB free_pcp:20448kB local_pcp:10656kB free_cma:0kB
[  201.249626][ T7906] lowmem_reserve[]: 0 0 0 0 0
[  201.249665][ T7906] 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
[  201.249790][ T7906] Node 0 DMA32: 3791*4kB (UM) 2191*8kB (UME) 1259*16kB (UME) 632*32kB (UE) 504*64kB (UE) 405*128kB (UM) 446*256kB (UME) 274*512kB (UME) 166*1024kB (UME) 11*2048kB (UE) 170*4096kB (UM) = 1300452kB
[  201.252164][ T7906] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB
[  201.252276][ T7906] Node 1 Normal: 198*4kB (UME) 51*8kB (UME) 37*16kB (UME) 127*32kB (UME) 43*64kB (UME) 9*128kB (UME) 4*256kB (UME) 4*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 948*4096kB (M) = 3903008kB
[  201.252457][ T7906] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  201.252475][ T7906] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB
[  201.252492][ T7906] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  201.252509][ T7906] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB
[  201.252525][ T7906] 75995 total pagecache pages
[  201.252534][ T7906] 0 pages in swap cache
[  201.252542][ T7906] Free swap  = 124996kB
[  201.252551][ T7906] Total swap = 124996kB
[  201.252561][ T7906] 2097051 pages RAM
[  201.252569][ T7906] 0 pages HighMem/MovableOnly
[  201.252577][ T7906] 427852 pages reserved
[  201.252584][ T7906] 0 pages cma reserved
[  201.262202][ T7906] bcachefs (loop4): error reallocating journal fifo (32768 open entries)
[  201.262359][ T7906] bcachefs (loop4): error in recovery: ENOMEM_journal_pin_fifo
[  201.262372][ T7906]   emergency read only at seq 0
[  201.262416][ T7906] bcachefs (loop4): bch2_fs_start(): error starting filesystem ENOMEM_journal_pin_fifo
[  201.262432][ T7906] bcachefs (loop4): shutting down
[  201.297564][ T7906] bcachefs (loop4): shutdown complete
[  201.464853][ T7974] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  201.550084][ T7960] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  201.623377][ T7972] loop1: detected capacity change from 0 to 32768
[  201.639983][ T7974]   allowing incompatible features above 0.0: (unknown version)
[  201.720176][ T7960] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  201.742140][ T7974]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  201.780904][ T7970] bcachefs (loop2): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  201.931588][ T7960] bcachefs (loop0): Version upgrade required:
[  201.931588][ T7960] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  201.931588][ T7960] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  201.931588][ T7960]   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
[  202.003822][ T7974] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  202.060668][ T7960] bcachefs (loop0): dropping and reconstructing all alloc info
[  202.169987][ T7970]   allowing incompatible features above 0.0: (unknown version)
[  202.181022][ T7906] bcachefs: bch2_fs_get_tree() error: ENOMEM_journal_pin_fifo
[  202.233160][ T7970]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  202.258098][ T7974] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  202.300836][ T7970] bcachefs (loop2): Using encoding defined by superblock: utf8-12.1.0
[  202.362852][ T7960] bcachefs (loop0): error reallocating journal fifo (32768 open entries)
[  202.548605][ T7974] bcachefs (loop3): Version upgrade required:
[  202.548605][ T7974] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  202.548605][ T7974] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  202.548605][ T7974]   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
[  202.549270][ T7970] bcachefs (loop2): recovering from clean shutdown, journal seq 10
[  202.658910][ T7974] bcachefs (loop3): dropping and reconstructing all alloc info
[  202.660213][ T7970] bcachefs (loop2): Version upgrade required:
[  202.660213][ T7970] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  202.660213][ T7970] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
2025/06/28 06:57:14 executed programs: 75
[  202.660213][ T7970]   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
[  202.691657][ T7960] bcachefs (loop0): error in recovery: ENOMEM_journal_pin_fifo
[  202.748324][ T7960]   emergency read only at seq 0
[  202.755220][ T7960] bcachefs (loop0): bch2_fs_start(): error starting filesystem ENOMEM_journal_pin_fifo
[  202.765976][ T7960] bcachefs (loop0): shutting down
[  202.785628][ T7974] bcachefs (loop3): accounting_read...
[  202.790913][ T7970] bcachefs (loop2): dropping and reconstructing all alloc info
[  202.822764][ T7974]  done
[  202.825603][ T7974] bcachefs (loop3): alloc_read... done
[  202.859889][ T7974] bcachefs (loop3): snapshots_read... done
[  202.920455][ T7974] bcachefs (loop3): done starting filesystem
[  202.940715][ T7960] bcachefs (loop0): shutdown complete
[  203.007577][ T7970] bcachefs (loop2): accounting_read... done
[  203.044483][ T7974] syz.3.78 (7974): drop_caches: 2
[  203.059928][ T7970] bcachefs (loop2): alloc_read... done
[  203.079438][ T7970] bcachefs (loop2): snapshots_read... done
[  203.090339][ T7970] bcachefs (loop2): done starting filesystem
[  203.096534][ T7972] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  203.096557][ T7972]   allowing incompatible features above 0.0: (unknown version)
[  203.096568][ T7972]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  203.150115][ T6811] bcachefs (loop3): shutting down
[  203.201142][ T7970] syz.2.79 (7970): drop_caches: 2
[  203.270386][ T6805] bcachefs (loop2): shutting down
[  203.301376][ T6811] bcachefs (loop3): shutdown complete
[  203.363907][ T7972] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  203.403931][ T7972] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  203.441161][ T7972] bcachefs (loop1): Version upgrade required:
[  203.441161][ T7972] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  203.441161][ T7972] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  203.441161][ T7972]   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
[  203.518276][ T6805] bcachefs (loop2): shutdown complete
[  203.542183][ T7960] bcachefs: bch2_fs_get_tree() error: ENOMEM_journal_pin_fifo
[  203.567578][ T7972] bcachefs (loop1): dropping and reconstructing all alloc info
[  203.661577][ T7972] bcachefs (loop1): error reallocating journal fifo (32768 open entries)
[  203.700049][ T7972] bcachefs (loop1): error in recovery: ENOMEM_journal_pin_fifo
[  203.700069][ T7972]   emergency read only at seq 0
[  203.774454][ T7972] bcachefs (loop1): bch2_fs_start(): error starting filesystem ENOMEM_journal_pin_fifo
[  203.820159][ T7972] bcachefs (loop1): shutting down
[  203.937082][ T7972] bcachefs (loop1): shutdown complete
[  204.282931][ T8017] loop4: detected capacity change from 0 to 32768
[  204.623076][ T8027] loop0: detected capacity change from 0 to 32768
[  204.978206][ T8017] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  204.978236][ T8017]   allowing incompatible features above 0.0: (unknown version)
[  204.978248][ T8017]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  205.167598][ T7972] bcachefs: bch2_fs_get_tree() error: ENOMEM_journal_pin_fifo
[  205.209462][ T8027] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  205.209491][ T8027]   allowing incompatible features above 0.0: (unknown version)
[  205.209504][ T8027]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  205.209533][ T8027] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  205.209659][ T8027] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  205.210737][ T8027] bcachefs (loop0): Version upgrade required:
[  205.210737][ T8027] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  205.210737][ T8027] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  205.210737][ T8027]   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
[  205.211155][ T8027] bcachefs (loop0): dropping and reconstructing all alloc info
[  205.364045][ T8027] bcachefs (loop0): accounting_read... done
[  205.378026][ T8027] bcachefs (loop0): alloc_read... done
[  205.378396][ T8027] bcachefs (loop0): snapshots_read... done
[  205.379176][ T8027] bcachefs (loop0): done starting filesystem
[  205.425090][ T8027] syz.0.84 (8027): drop_caches: 2
[  205.527529][ T6796] bcachefs (loop0): shutting down
[  205.702780][ T6796] bcachefs (loop0): shutdown complete
[  205.723313][ T8031] loop3: detected capacity change from 0 to 32768
[  205.870092][ T8017] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  205.916207][ T8017] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  205.966627][ T8045] loop2: detected capacity change from 0 to 32768
[  205.978666][ T8017] bcachefs (loop4): Version upgrade required:
[  205.978666][ T8017] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  205.978666][ T8017] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  205.978666][ T8017]   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
[  206.002329][ T8031] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  206.072606][ T8031]   allowing incompatible features above 0.0: (unknown version)
[  206.096498][ T8031]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  206.110949][ T8031] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  206.119255][ T8031] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  206.128095][ T8031] bcachefs (loop3): Version upgrade required:
[  206.128095][ T8031] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  206.128095][ T8031] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  206.128095][ T8031]   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
[  206.211103][ T8017] bcachefs (loop4): dropping and reconstructing all alloc info
[  206.246286][ T8017] bcachefs (loop4): error reallocating journal fifo (32768 open entries)
[  206.259684][ T8017] bcachefs (loop4): error in recovery: ENOMEM_journal_pin_fifo
[  206.259705][ T8017]   emergency read only at seq 0
[  206.287296][ T8017] bcachefs (loop4): bch2_fs_start(): error starting filesystem ENOMEM_journal_pin_fifo
[  206.297484][ T8031] bcachefs (loop3): dropping and reconstructing all alloc info
[  206.350550][ T8017] bcachefs (loop4): shutting down
[  206.382698][ T8031] bcachefs (loop3): accounting_read... done
[  206.469904][ T8031] bcachefs (loop3): alloc_read... done
[  206.479008][ T8031] bcachefs (loop3): snapshots_read... done
[  206.540275][ T8031] bcachefs (loop3): done starting filesystem
[  206.584667][ T8017] bcachefs (loop4): shutdown complete
[  206.584729][ T8045] bcachefs (loop2): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  206.645009][ T8045]   allowing incompatible features above 0.0: (unknown version)
[  206.698013][ T8031] syz.3.82 (8031): drop_caches: 2
[  206.716732][ T8045]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  206.748443][ T6811] bcachefs (loop3): shutting down
[  206.861603][ T8045] bcachefs (loop2): Using encoding defined by superblock: utf8-12.1.0
[  206.925286][ T8045] bcachefs (loop2): recovering from clean shutdown, journal seq 10
[  206.942283][ T6811] bcachefs (loop3): shutdown complete
[  206.982378][ T8045] bcachefs (loop2): Version upgrade required:
[  206.982378][ T8045] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  206.982378][ T8045] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  206.982378][ T8045]   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
[  207.100486][ T8061] loop1: detected capacity change from 0 to 32768
[  207.144543][ T8017] bcachefs: bch2_fs_get_tree() error: ENOMEM_journal_pin_fifo
[  207.160939][ T8045] bcachefs (loop2): dropping and reconstructing all alloc info
[  207.331335][ T8045] bcachefs (loop2): accounting_read...
[  207.360037][ T8061] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  207.360066][ T8061]   allowing incompatible features above 0.0: (unknown version)
[  207.360077][ T8061]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  207.453319][ T8045]  done
[  207.453341][ T8045] bcachefs (loop2): alloc_read... done
[  207.533857][ T8061] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  207.573490][ T8045] bcachefs (loop2): snapshots_read... done
[  207.580804][ T8061] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  207.589020][ T8061] bcachefs (loop1): Version upgrade required:
[  207.589020][ T8061] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  207.589020][ T8061] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  207.589020][ T8061]   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
[  207.707562][ T8045] bcachefs (loop2): done starting filesystem
[  207.731732][ T8061] bcachefs (loop1): dropping and reconstructing all alloc info
[  207.740750][ T8045] syz.2.83 (8045): drop_caches: 2
[  207.843298][ T6805] bcachefs (loop2): shutting down
2025/06/28 06:57:19 executed programs: 83
[  207.892546][ T8061] bcachefs (loop1): accounting_read... done
[  207.952543][ T6805] bcachefs (loop2): shutdown complete
[  207.959214][ T8061] bcachefs (loop1): alloc_read... done
[  208.007160][ T8061] bcachefs (loop1): snapshots_read... done
[  208.031338][ T8061] bcachefs (loop1): done starting filesystem
[  208.128405][ T8061] syz.1.85 (8061): drop_caches: 2
[  208.216554][ T6800] bcachefs (loop1): shutting down
[  208.312225][ T8082] loop0: detected capacity change from 0 to 32768
[  208.368655][ T6800] bcachefs (loop1): shutdown complete
[  208.649786][ T8082] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  208.650908][ T8082]   allowing incompatible features above 0.0: (unknown version)
[  208.650927][ T8082]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  208.750088][ T8082] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  208.758426][ T8082] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  208.830541][ T8082] bcachefs (loop0): Version upgrade required:
[  208.830541][ T8082] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  208.830541][ T8082] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  208.830541][ T8082]   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
[  209.161526][ T8096] loop4: detected capacity change from 0 to 32768
[  209.190289][ T8082] bcachefs (loop0): dropping and reconstructing all alloc info
[  209.266751][ T8082] bcachefs (loop0): accounting_read... done
[  209.289195][ T8082] bcachefs (loop0): alloc_read... done
[  209.320118][ T8082] bcachefs (loop0): snapshots_read... done
[  209.326847][ T8082] bcachefs (loop0): done starting filesystem
[  209.410479][ T8099] loop3: detected capacity change from 0 to 32768
[  209.457679][ T8082] syz.0.86 (8082): drop_caches: 2
[  209.530337][ T8096] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  209.530364][ T8096]   allowing incompatible features above 0.0: (unknown version)
[  209.530377][ T8096]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  209.721072][ T6796] bcachefs (loop0): shutting down
[  209.801342][ T8096] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  209.821841][ T8099] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  209.821870][ T8099]   allowing incompatible features above 0.0: (unknown version)
[  209.821882][ T8099]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  209.840520][ T8096] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  209.840790][ T8096] bcachefs (loop4): Version upgrade required:
[  209.840790][ T8096] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  209.840790][ T8096] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  209.840790][ T8096]   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
[  209.841168][ T8096] bcachefs (loop4): dropping and reconstructing all alloc info
[  209.867305][ T6796] bcachefs (loop0): shutdown complete
[  209.954559][ T8123] loop1: detected capacity change from 0 to 32768
[  210.014155][ T8096] bcachefs (loop4): accounting_read... done
[  210.021250][ T8096] bcachefs (loop4): alloc_read... done
[  210.021637][ T8096] bcachefs (loop4): snapshots_read... done
[  210.022381][ T8096] bcachefs (loop4): done starting filesystem
[  210.227032][ T8096] syz.4.88 (8096): drop_caches: 2
[  210.264664][ T6806] bcachefs (loop4): shutting down
[  210.383863][ T8123] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  210.383891][ T8123]   allowing incompatible features above 0.0: (unknown version)
[  210.383903][ T8123]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  210.383932][ T8123] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  210.384054][ T8123] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  210.384313][ T8123] bcachefs (loop1): Version upgrade required:
[  210.384313][ T8123] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  210.384313][ T8123] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  210.384313][ T8123]   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
[  210.384694][ T8123] bcachefs (loop1): dropping and reconstructing all alloc info
[  210.546400][ T8123] bcachefs (loop1): accounting_read...
[  210.550274][ T6806] bcachefs (loop4): shutdown complete
[  210.635135][ T8123]  done
[  210.635157][ T8123] bcachefs (loop1): alloc_read... done
[  210.635543][ T8123] bcachefs (loop1): snapshots_read... done
[  210.636303][ T8123] bcachefs (loop1): done starting filesystem
[  210.668715][ T8114] loop2: detected capacity change from 0 to 32768
[  210.754941][ T8123] syz.1.90 (8123): drop_caches: 2
[  210.803935][ T6800] bcachefs (loop1): shutting down
[  210.983192][ T6800] bcachefs (loop1): shutdown complete
[  211.347141][ T8114] bcachefs (loop2): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  211.347168][ T8114]   allowing incompatible features above 0.0: (unknown version)
[  211.347181][ T8114]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  211.347211][ T8114] bcachefs (loop2): Using encoding defined by superblock: utf8-12.1.0
[  211.347334][ T8114] bcachefs (loop2): recovering from clean shutdown, journal seq 10
[  211.370335][ T8114] bcachefs (loop2): Version upgrade required:
[  211.370335][ T8114] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  211.370335][ T8114] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  211.370335][ 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
[  211.370736][ T8114] bcachefs (loop2): dropping and reconstructing all alloc info
[  211.441263][ T8114] bcachefs (loop2): accounting_read...
[  211.443578][ T8099] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  211.625115][ T8099] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  211.680599][ T8114]  done
[  211.683427][ T8114] bcachefs (loop2): alloc_read... done
[  211.689312][ T8114] bcachefs (loop2): snapshots_read... done
[  211.716599][ T8099] bcachefs (loop3): Version upgrade required:
[  211.716599][ T8099] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  211.716599][ T8099] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  211.716599][ T8099]   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
[  211.806346][ T8114] bcachefs (loop2): done starting filesystem
[  211.876750][ T8114] syz.2.89 (8114): drop_caches: 2
[  211.961038][ T6805] bcachefs (loop2): shutting down
[  212.040202][ T8099] bcachefs (loop3): dropping and reconstructing all alloc info
[  212.067513][ T8099] warn_alloc: 6 callbacks suppressed
[  212.067534][ T8099] syz.3.87: vmalloc error: size 8388608, failed to allocated page array size 16384, mode:0xcc2(GFP_KERNEL|__GFP_HIGHMEM), nodemask=(null),cpuset=/,mems_allowed=0-1
[  212.119127][ T6805] bcachefs (loop2): shutdown complete
[  212.248513][ T8099] CPU: 0 UID: 0 PID: 8099 Comm: syz.3.87 Not tainted 6.16.0-rc3-syzkaller #0 PREEMPT(full) 
[  212.248546][ T8099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[  212.248559][ T8099] Call Trace:
[  212.248568][ T8099]  <TASK>
[  212.248576][ T8099]  dump_stack_lvl+0x189/0x250
[  212.248606][ T8099]  ? __pfx_dump_stack_lvl+0x10/0x10
[  212.248624][ T8099]  ? __pfx__printk+0x10/0x10
[  212.248645][ T8099]  ? cpuset_print_current_mems_allowed+0x1f/0x360
[  212.248668][ T8099]  ? cpuset_print_current_mems_allowed+0x1f/0x360
[  212.248692][ T8099]  ? cpuset_print_current_mems_allowed+0x2ee/0x360
[  212.248717][ T8099]  warn_alloc+0x214/0x310
[  212.248754][ T8099]  ? __pfx_warn_alloc+0x10/0x10
[  212.248791][ T8099]  ? __get_vm_area_node+0x28f/0x300
[  212.248819][ T8099]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  212.248843][ T8099]  __vmalloc_node_range_noprof+0x67e/0x12f0
[  212.248899][ T8099]  ? __pfx___vmalloc_node_range_noprof+0x10/0x10
[  212.248932][ T8099]  ? rcu_is_watching+0x15/0xb0
[  212.248953][ T8099]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  212.248971][ T8099]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  212.248989][ T8099]  __kvmalloc_node_noprof+0x3b8/0x5f0
[  212.249018][ T8099]  ? bch2_fs_journal_start+0x2b4/0x12b0
[  212.249045][ T8099]  bch2_fs_journal_start+0x2b4/0x12b0
[  212.249083][ T8099]  ? bch2_journal_log_msg+0xd9/0x120
[  212.249109][ T8099]  ? __pfx_bch2_fs_journal_start+0x10/0x10
[  212.249129][ T8099]  ? __pfx_bch2_journal_log_msg+0x10/0x10
[  212.249152][ T8099]  ? bch2_reconstruct_alloc+0x32b/0x360
[  212.249186][ T8099]  bch2_fs_recovery+0x2298/0x3a50
[  212.249230][ T8099]  ? __pfx_bch2_fs_recovery+0x10/0x10
[  212.249269][ T8099]  ? __lock_acquire+0xab9/0xd20
[  212.249311][ T8099]  ? __lock_acquire+0xab9/0xd20
[  212.249355][ T8099]  ? __lock_acquire+0xab9/0xd20
[  212.249408][ T8099]  ? bch2_fs_start+0x9fe/0xd90
[  212.249438][ T8099]  ? up_write+0x1c4/0x420
[  212.249457][ T8099]  ? bch2_fs_start+0x5c4/0xd90
[  212.249487][ T8099]  bch2_fs_start+0xa99/0xd90
[  212.249514][ T8099]  ? bch2_fs_start+0x5c4/0xd90
[  212.249544][ T8099]  ? __pfx_bch2_fs_start+0x10/0x10
[  212.249592][ T8099]  ? sget+0x267/0x620
[  212.249625][ T8099]  bch2_fs_get_tree+0xafc/0x14f0
[  212.249679][ T8099]  ? __pfx_bch2_fs_get_tree+0x10/0x10
[  212.249701][ T8099]  ? smack_fs_context_parse_param+0x102/0x170
[  212.249750][ T8099]  ? vfs_parse_monolithic_sep+0x2df/0x310
[  212.249771][ T8099]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  212.249803][ T8099]  ? cap_capable+0x11f/0x460
[  212.249825][ T8099]  ? bch2_init_fs_context+0x88/0x110
[  212.249844][ T8099]  ? safesetid_security_capable+0xa9/0x1a0
[  212.249876][ T8099]  vfs_get_tree+0x92/0x2b0
[  212.249907][ T8099]  do_new_mount+0x24a/0xa40
[  212.249936][ T8099]  __se_sys_mount+0x317/0x410
[  212.249963][ T8099]  ? __pfx___se_sys_mount+0x10/0x10
[  212.249988][ T8099]  ? do_syscall_64+0xbe/0x3b0
[  212.250008][ T8099]  ? __x64_sys_mount+0x20/0xc0
[  212.250030][ T8099]  do_syscall_64+0xfa/0x3b0
[  212.250047][ T8099]  ? lockdep_hardirqs_on+0x9c/0x150
[  212.250066][ T8099]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  212.250085][ T8099]  ? clear_bhb_loop+0x60/0xb0
[  212.250109][ T8099]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  212.250127][ T8099] RIP: 0033:0x7f2fe43874ca
[  212.250145][ T8099] 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
[  212.250162][ T8099] RSP: 002b:00007f2fe510ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  212.250183][ T8099] RAX: ffffffffffffffda RBX: 00007f2fe510aef0 RCX: 00007f2fe43874ca
[  212.250214][ T8099] RDX: 00000000200000c0 RSI: 0000000020000000 RDI: 00007f2fe510aeb0
[  212.250226][ T8099] RBP: 00000000200000c0 R08: 00007f2fe510aef0 R09: 0000000000808040
[  212.250238][ T8099] R10: 0000000000808040 R11: 0000000000000246 R12: 0000000020000000
[  212.250250][ T8099] R13: 00007f2fe510aeb0 R14: 0000000000005911 R15: 0000000020000200
[  212.250280][ T8099]  </TASK>
[  212.684846][ T8099] Mem-Info:
[  212.688036][ T8099] active_anon:661 inactive_anon:49970 isolated_anon:0
[  212.688036][ T8099]  active_file:21496 inactive_file:35026 isolated_file:0
[  212.688036][ T8099]  unevictable:768 dirty:43 writeback:0
[  212.688036][ T8099]  slab_reclaimable:7703 slab_unreclaimable:99649
[  212.688036][ T8099]  mapped:13807 shmem:12249 pagetables:1138
[  212.688036][ T8099]  sec_pagetables:0 bounce:0
[  212.688036][ T8099]  kernel_misc_reclaimable:0
[  212.688036][ T8099]  free:1315790 free_pcp:25946 free_cma:0
[  212.846936][ T8165] loop4: detected capacity change from 0 to 32768
[  212.870206][ T8099] Node 0 active_anon:2580kB inactive_anon:217664kB active_file:85788kB inactive_file:140096kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:55228kB dirty:172kB writeback:0kB shmem:65404kB shmem_thp:0kB shmem_pmdmapped:0kB anon_thp:0kB writeback_tmp:0kB kernel_stack:12752kB pagetables:4244kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB
[  212.904014][ T8099] 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 writeback_tmp:0kB kernel_stack:48kB pagetables:148kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB
[  212.935794][ T8099] Node 0 DMA free:15360kB boost:0kB min:208kB low:260kB high:312kB 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
[  212.965970][ T8099] lowmem_reserve[]: 0 2490 2490 2490 2490
[  212.972466][ T8099] Node 0 DMA32 free:1319728kB boost:0kB min:34168kB low:42708kB high:51248kB reserved_highatomic:0KB free_highatomic:0KB active_anon:2576kB inactive_anon:221928kB active_file:85516kB inactive_file:140044kB unevictable:1536kB writepending:172kB present:3129332kB managed:2549904kB mlocked:0kB bounce:0kB free_pcp:85284kB local_pcp:53800kB free_cma:0kB
[  213.005235][ T8099] lowmem_reserve[]: 0 0 0 0 0
[  213.010039][ T8099] Node 0 Normal free:0kB boost:0kB min:4kB low:4kB high:4kB reserved_highatomic:0KB free_highatomic:0KB active_anon:4kB inactive_anon:36kB active_file:272kB inactive_file:52kB unevictable:0kB writepending:0kB present:1048580kB managed:368kB mlocked:0kB bounce:0kB free_pcp:4kB local_pcp:4kB free_cma:0kB
[  213.038844][ T8099] lowmem_reserve[]: 0 0 0 0 0
[  213.043673][ T8099] Node 1 Normal free:3902200kB boost:0kB min:55728kB low:69660kB high:83592kB 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:4111164kB mlocked:0kB bounce:0kB free_pcp:21184kB local_pcp:10904kB free_cma:0kB
[  213.107414][ T8160] loop0: detected capacity change from 0 to 32768
[  213.140411][ T8099] lowmem_reserve[]: 0 0 0 0 0
[  213.157112][ T8099] 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
[  213.274602][ T8169] loop1: detected capacity change from 0 to 32768
[  213.283173][ T8099] Node 0 DMA32: 3855*4kB (UE) 2263*8kB (UME) 1259*16kB (UE) 796*32kB (UE) 594*64kB (UME) 450*128kB (U) 475*256kB (UME) 341*512kB (UME) 190*1024kB (UME) 10*2048kB (UE) 150*4096kB (UM) = 1300388kB
[  213.381289][ T8099] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB
[  213.396310][ T8099] Node 1 Normal: 67*4kB (UME) 22*8kB (UME) 37*16kB (UME) 127*32kB (UME) 43*64kB (UME) 9*128kB (UME) 4*256kB (UME) 4*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 948*4096kB (M) = 3902252kB
[  213.473479][ T8099] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  213.534577][ T8099] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB
[  213.558022][ T8165] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  213.558051][ T8165]   allowing incompatible features above 0.0: (unknown version)
[  213.558063][ T8165]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  213.636827][ T8160] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  213.654042][ T8099] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  213.670436][ T8160]   allowing incompatible features above 0.0: (unknown version)
[  213.678122][ T8160]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  213.697686][ T8165] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  213.707151][ T8165] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  213.722739][ T8165] bcachefs (loop4): Version upgrade required:
[  213.722739][ T8165] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  213.722739][ T8165] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  213.722739][ T8165]   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
[  213.801575][ T8169] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  213.801603][ T8169]   allowing incompatible features above 0.0: (unknown version)
[  213.801615][ T8169]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
2025/06/28 06:57:25 executed programs: 89
[  213.819544][ T8099] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB
[  213.819568][ T8099] 75103 total pagecache pages
[  213.819577][ T8099] 0 pages in swap cache
[  213.819583][ T8099] Free swap  = 124996kB
[  213.819591][ T8099] Total swap = 124996kB
[  213.819600][ T8099] 2097051 pages RAM
[  213.819607][ T8099] 0 pages HighMem/MovableOnly
[  213.819613][ T8099] 427852 pages reserved
[  213.819620][ T8099] 0 pages cma reserved
[  213.839685][ T8160] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  213.840256][ T8160] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  213.840535][ T8160] bcachefs (loop0): Version upgrade required:
[  213.840535][ T8160] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  213.840535][ T8160] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  213.840535][ T8160]   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
[  213.840945][ T8160] bcachefs (loop0): dropping and reconstructing all alloc info
[  213.879381][ T8099] bcachefs (loop3): error reallocating journal fifo (32768 open entries)
[  213.879488][ T8099] bcachefs (loop3): error in recovery: ENOMEM_journal_pin_fifo
[  213.879501][ T8099]   emergency read only at seq 0
[  213.879547][ T8099] bcachefs (loop3): bch2_fs_start(): error starting filesystem ENOMEM_journal_pin_fifo
[  213.879563][ T8099] bcachefs (loop3): shutting down
[  213.925674][ T8165] bcachefs (loop4): dropping and reconstructing all alloc info
[  213.972112][ T8099] bcachefs (loop3): shutdown complete
[  213.976019][ T8160] bcachefs (loop0): accounting_read... done
[  213.996138][ T8160] bcachefs (loop0): alloc_read... done
[  213.996532][ T8160] bcachefs (loop0): snapshots_read... done
[  213.997318][ T8160] bcachefs (loop0): done starting filesystem
[  214.063082][ T8160] syz.0.91 (8160): drop_caches: 2
[  214.100781][ T8165] bcachefs (loop4): accounting_read... done
[  214.120452][ T8165] bcachefs (loop4): alloc_read... done
[  214.120809][ T8165] bcachefs (loop4): snapshots_read... done
[  214.121576][ T8165] bcachefs (loop4): done starting filesystem
[  214.132224][ T8165] syz.4.92 (8165): drop_caches: 2
[  214.140106][ T6796] bcachefs (loop0): shutting down
[  214.160342][ T6806] bcachefs (loop4): shutting down
[  214.273371][ T6796] bcachefs (loop0): shutdown complete
[  214.273943][ T8169] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  214.432834][ T6806] bcachefs (loop4): shutdown complete
[  214.450189][ T8169] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  214.556269][ T8099] bcachefs: bch2_fs_get_tree() error: ENOMEM_journal_pin_fifo
[  214.574815][ T8169] bcachefs (loop1): Version upgrade required:
[  214.574815][ T8169] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  214.574815][ T8169] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  214.574815][ 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
[  214.764668][ T8169] bcachefs (loop1): dropping and reconstructing all alloc info
[  214.951503][ T8169] bcachefs (loop1): accounting_read... done
[  215.050126][ T8169] bcachefs (loop1): alloc_read... done
[  215.068311][ T8169] bcachefs (loop1): snapshots_read... done
[  215.130357][ T8169] bcachefs (loop1): done starting filesystem
[  215.225076][ T8169] syz.1.93 (8169): drop_caches: 2
[  215.314263][ T6800] bcachefs (loop1): shutting down
[  215.403475][ T8198] loop2: detected capacity change from 0 to 32768
[  215.452870][ T6800] bcachefs (loop1): shutdown complete
[  215.786110][ T8198] bcachefs (loop2): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  215.786140][ T8198]   allowing incompatible features above 0.0: (unknown version)
[  215.786153][ T8198]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  215.990080][ T8198] bcachefs (loop2): Using encoding defined by superblock: utf8-12.1.0
[  216.020120][ T8198] bcachefs (loop2): recovering from clean shutdown, journal seq 10
[  216.028382][ T8198] bcachefs (loop2): Version upgrade required:
[  216.028382][ T8198] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  216.028382][ T8198] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  216.028382][ T8198]   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
[  216.113465][ T8198] bcachefs (loop2): dropping and reconstructing all alloc info
[  216.293298][ T8198] bcachefs (loop2): accounting_read... done
[  216.346877][ T8198] bcachefs (loop2): alloc_read... done
[  216.374843][ T8198] bcachefs (loop2): snapshots_read... done
[  216.399041][ T8198] bcachefs (loop2): done starting filesystem
[  216.490558][ T8198] syz.2.94 (8198): drop_caches: 2
[  216.583427][ T8212] loop0: detected capacity change from 0 to 32768
[  216.594785][ T6805] bcachefs (loop2): shutting down
[  216.606759][ T8210] loop3: detected capacity change from 0 to 32768
[  216.745280][ T6805] bcachefs (loop2): shutdown complete
[  217.036531][ T8210] bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  217.036561][ T8210]   allowing incompatible features above 0.0: (unknown version)
[  217.036573][ T8210]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  217.104830][ T8222] loop4: detected capacity change from 0 to 32768
[  217.115563][ T8212] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  217.115586][ T8212]   allowing incompatible features above 0.0: (unknown version)
[  217.115597][ T8212]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  217.115625][ T8212] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[  217.115736][ T8212] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[  217.115978][ T8212] bcachefs (loop0): Version upgrade required:
[  217.115978][ T8212] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  217.115978][ T8212] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  217.115978][ T8212]   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
[  217.116339][ T8212] bcachefs (loop0): dropping and reconstructing all alloc info
[  217.174005][ T8212] bcachefs (loop0): accounting_read... done
[  217.186825][ T8212] bcachefs (loop0): alloc_read... done
[  217.187208][ T8212] bcachefs (loop0): snapshots_read... done
[  217.187984][ T8212] bcachefs (loop0): done starting filesystem
[  217.246816][ T8212] syz.0.95 (8212): drop_caches: 2
[  217.350289][ T6796] bcachefs (loop0): shutting down
[  217.450901][ T8210] bcachefs (loop3): Using encoding defined by superblock: utf8-12.1.0
[  217.501221][ T8210] bcachefs (loop3): recovering from clean shutdown, journal seq 10
[  217.527893][ T8210] bcachefs (loop3): Version upgrade required:
[  217.527893][ T8210] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  217.527893][ T8210] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  217.527893][ T8210]   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
[  217.594016][ T8222] bcachefs (loop4): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  217.640228][ T8222]   allowing incompatible features above 0.0: (unknown version)
[  217.647924][ T8222]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  217.677146][ T8222] bcachefs (loop4): Using encoding defined by superblock: utf8-12.1.0
[  217.690170][ T8210] bcachefs (loop3): dropping and reconstructing all alloc info
[  217.699526][ T6796] bcachefs (loop0): shutdown complete
[  217.752866][ T8222] bcachefs (loop4): recovering from clean shutdown, journal seq 10
[  217.814317][ T8222] bcachefs (loop4): Version upgrade required:
[  217.814317][ T8222] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  217.814317][ T8222] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  217.814317][ T8222]   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
[  217.920346][ T8222] bcachefs (loop4): dropping and reconstructing all alloc info
[  218.000441][ T8231] loop1: detected capacity change from 0 to 32768
[  218.010785][ T8210] bcachefs (loop3): accounting_read... done
[  218.052645][ T8210] bcachefs (loop3): alloc_read... done
[  218.058656][ T8210] bcachefs (loop3): snapshots_read... done
[  218.070375][ T8210] bcachefs (loop3): done starting filesystem
[  218.080762][ T8222] bcachefs (loop4): accounting_read... done
[  218.136499][ T8210] syz.3.97 (8210): drop_caches: 2
[  218.160131][ T8222] bcachefs (loop4): alloc_read... done
[  218.166115][ T8222] bcachefs (loop4): snapshots_read... done
[  218.217876][ T6811] bcachefs (loop3): shutting down
[  218.230511][ T8222] bcachefs (loop4): done starting filesystem
[  218.385854][ T8222] syz.4.96 (8222): drop_caches: 2
[  218.583250][ T6806] bcachefs (loop4): shutting down
[  218.653940][ T6811] bcachefs (loop3): shutdown complete
[  218.663776][ T8231] bcachefs (loop1): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,reconstruct_alloc,no_data_io
[  218.663804][ T8231]   allowing incompatible features above 0.0: (unknown version)
[  218.663816][ T8231]   features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[  218.741933][ T6806] bcachefs (loop4): shutdown complete
[  218.855468][ T8231] bcachefs (loop1): Using encoding defined by superblock: utf8-12.1.0
[  218.910030][ T8231] bcachefs (loop1): recovering from clean shutdown, journal seq 10
[  218.928489][ T8231] bcachefs (loop1): Version upgrade required:
[  218.928489][ T8231] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[  218.928489][ T8231] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[  218.928489][ T8231]   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
[  219.091476][ T6806] BUG: unable to handle page fault for address: fffff91ffffff920
[  219.099276][ T6806] #PF: supervisor read access in kernel mode
[  219.105279][ T6806] #PF: error_code(0x0000) - not-present page
[  219.111284][ T6806] PGD 23ffe5067 P4D 23ffe5067 PUD 1bfbd067 PMD 1bfbe067 PTE 0
[  219.118824][ T6806] Oops: Oops: 0000 [#1] SMP KASAN PTI
[  219.120350][ T8231] bcachefs (loop1): dropping and reconstructing all alloc info
[  219.124197][ T6806] CPU: 1 UID: 0 PID: 6806 Comm: syz-executor Not tainted 6.16.0-rc3-syzkaller #0 PREEMPT(full) 
[  219.124221][ T6806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[  219.152245][ T6806] RIP: 0010:rcu_segcblist_advance+0x69/0x3e0
[  219.158233][ T6806] 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 eb 78 00 4d 8b 37 4c 89 f0 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 f7 e8 f8 ea 78 00 49 83 3e 00 0f 84 1e
[  219.177928][ T6806] RSP: 0018:ffffc900040df918 EFLAGS: 00010802
[  219.184264][ T6806] RAX: 1ffffd1ffffff920 RBX: ffffe8ffffc42a00 RCX: 95bbd13dc3f71600
[  219.192234][ T6806] RDX: 0000000000000001 RSI: fffffffffffffe70 RDI: ffffe8ffffc42a00
[  219.200203][ T6806] RBP: 1ffffd1ffff88541 R08: 0000000000000000 R09: ffffffff81ab1afd
[  219.208171][ T6806] R10: dffffc0000000000 R11: fffff5200081bf20 R12: dffffc0000000000
[  219.216162][ T6806] R13: fffffffffffffe70 R14: ffffe8ffffffc900 R15: ffffe8ffffc42a08
[  219.224128][ T6806] FS:  0000555556739500(0000) GS:ffff8881252c4000(0000) knlGS:0000000000000000
[  219.233052][ T6806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  219.239645][ T6806] CR2: fffff91ffffff920 CR3: 0000000034388000 CR4: 00000000003526f0
[  219.247615][ T6806] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  219.255580][ T6806] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  219.263555][ T6806] Call Trace:
[  219.266827][ T6806]  <TASK>
[  219.269811][ T6806]  srcu_gp_start_if_needed+0x6e9/0x11d0
[  219.275370][ T6806]  ? _raw_spin_unlock_irqrestore+0x85/0x110
[  219.281282][ T6806]  ? __pfx_srcu_gp_start_if_needed+0x10/0x10
[  219.287263][ T6806]  ? _raw_spin_unlock_irqrestore+0xad/0x110
[  219.293243][ T6806]  ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[  219.299573][ T6806]  __synchronize_srcu+0x306/0x3a0
[  219.304707][ T6806]  ? __pfx___synchronize_srcu+0x10/0x10
[  219.310353][ T6806]  ? __pfx_wakeme_after_rcu+0x10/0x10
[  219.315754][ T6806]  ? bch2_fs_btree_iter_exit+0x38e/0x490
[  219.321392][ T6806]  ? rcu_is_watching+0x15/0xb0
[  219.326145][ T6806]  ? kfree+0x4d/0x440
[  219.330128][ T6806]  bch2_fs_btree_iter_exit+0x3f9/0x490
[  219.335627][ T6806]  bch2_fs_release+0x2ab/0x830
[  219.340405][ T6806]  kobject_put+0x22b/0x480
[  219.344818][ T6806]  deactivate_locked_super+0xb9/0x130
[  219.350190][ T6806]  cleanup_mnt+0x425/0x4c0
[  219.354602][ T6806]  ? lockdep_hardirqs_on+0x9c/0x150
[  219.359794][ T6806]  task_work_run+0x1d1/0x260
[  219.364402][ T6806]  ? __pfx_task_work_run+0x10/0x10
[  219.369508][ T6806]  ? __x64_sys_umount+0x122/0x160
[  219.374543][ T6806]  ? exit_to_user_mode_loop+0x40/0x110
[  219.380050][ T6806]  exit_to_user_mode_loop+0xec/0x110
[  219.385333][ T6806]  do_syscall_64+0x2bd/0x3b0
[  219.389917][ T6806]  ? lockdep_hardirqs_on+0x9c/0x150
[  219.395128][ T6806]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  219.401237][ T6806]  ? clear_bhb_loop+0x60/0xb0
[  219.405939][ T6806]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  219.411832][ T6806] RIP: 0033:0x7f8267d87057
[  219.416242][ T6806] 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
[  219.436020][ T6806] RSP: 002b:00007ffece53ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  219.444437][ T6806] RAX: 0000000000000000 RBX: 00007f8267e0180c RCX: 00007f8267d87057
[  219.452414][ T6806] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffece53ad20
[  219.460383][ T6806] RBP: 00007ffece53ad20 R08: 0000000000000000 R09: 0000000000000000
[  219.468351][ T6806] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffece53bda0
[  219.476328][ T6806] R13: 00007f8267e0180c R14: 00007ffece53bde0 R15: 0000000000000010
[  219.484387][ T6806]  </TASK>
[  219.487397][ T6806] Modules linked in:
[  219.491309][ T6806] CR2: fffff91ffffff920
[  219.495465][ T6806] ---[ end trace 0000000000000000 ]---
[  219.500938][ T6806] RIP: 0010:rcu_segcblist_advance+0x69/0x3e0
[  219.506917][ T6806] 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 eb 78 00 4d 8b 37 4c 89 f0 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 f7 e8 f8 ea 78 00 49 83 3e 00 0f 84 1e
[  219.526523][ T6806] RSP: 0018:ffffc900040df918 EFLAGS: 00010802
[  219.532590][ T6806] RAX: 1ffffd1ffffff920 RBX: ffffe8ffffc42a00 RCX: 95bbd13dc3f71600
[  219.540557][ T6806] RDX: 0000000000000001 RSI: fffffffffffffe70 RDI: ffffe8ffffc42a00
[  219.548521][ T6806] RBP: 1ffffd1ffff88541 R08: 0000000000000000 R09: ffffffff81ab1afd
[  219.556486][ T6806] R10: dffffc0000000000 R11: fffff5200081bf20 R12: dffffc0000000000
[  219.564450][ T6806] R13: fffffffffffffe70 R14: ffffe8ffffffc900 R15: ffffe8ffffc42a08
[  219.572414][ T6806] FS:  0000555556739500(0000) GS:ffff8881252c4000(0000) knlGS:0000000000000000
[  219.581338][ T6806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  219.587917][ T6806] CR2: fffff91ffffff920 CR3: 0000000034388000 CR4: 00000000003526f0
[  219.595880][ T6806] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  219.603842][ T6806] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  219.611816][ T6806] Kernel panic - not syncing: Fatal exception
[  219.618117][ T6806] Kernel Offset: disabled
[  219.622441][ T6806] Rebooting in 86400 seconds..