39612 total pagecache pages 73 pages in swap cache Free swap = 106476kB Total swap = 124996kB 393083 pages RAM 0 pages HighMem/MovableOnly 187944 pages reserved 0 pages cma reserved Tasks state (memory values in pages): [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 4722] 0 4722 899 208 32 176 0 49152 32 0 syslogd [ 4725] 0 4725 572 11 0 11 0 45056 32 0 acpid [ 4729] 0 4729 899 226 0 226 0 53248 32 0 klogd [ 4740] 0 4740 4632 738 682 56 0 61440 224 -1000 udevd [ 5019] 100 5019 1036 132 37 95 0 45056 0 0 dbus-daemon [ 5034] 101 5034 990 417 391 26 0 45056 0 0 dhcpcd [ 5035] 0 5035 850 165 103 62 0 45056 0 0 dhcpcd [ 5036] 101 5036 672 51 39 12 0 40960 0 0 dhcpcd [ 5037] 101 5037 670 51 39 12 0 40960 0 0 dhcpcd [ 5115] 0 5115 1799 413 124 289 0 49152 0 -1000 sshd [ 5119] 0 5119 899 52 32 20 0 45056 0 0 getty [ 5142] 101 5142 850 112 100 12 0 45056 0 0 dhcpcd [ 5191] 101 5191 850 113 101 12 0 45056 0 0 dhcpcd [ 5195] 101 5195 850 113 101 12 0 45056 0 0 dhcpcd [ 5196] 101 5196 850 113 101 12 0 45056 0 0 dhcpcd [ 5201] 101 5201 850 113 101 12 0 45056 0 0 dhcpcd [ 5207] 101 5207 850 113 101 12 0 45056 0 0 dhcpcd [ 5209] 101 5209 850 113 101 12 0 45056 0 0 dhcpcd [ 5213] 101 5213 850 113 101 12 0 45056 0 0 dhcpcd [ 5214] 101 5214 850 113 101 12 0 45056 0 0 dhcpcd [ 5306] 0 5306 16066 4155 160 3995 0 118784 0 0 syz-executor [ 5316] 0 5316 18115 4064 154 3910 0 118784 0 0 syz-executor [ 5331] 0 5331 18181 4234 355 3879 0 131072 0 1000 syz.0.0 [ 5334] 0 5334 4632 816 701 115 0 57344 192 0 udevd oom-kill:constraint=CONSTRAINT_MEMORY_POLICY,nodemask=0,cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz.0.0,pid=5331,uid=0 Out of memory: Killed process 5331 (syz.0.0) total-vm:72724kB, anon-rss:1420kB, file-rss:15516kB, shmem-rss:0kB, UID:0 pgtables:128kB oom_score_adj:1000 bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,erasure_code,degraded,no_splitbrain_check,fsck,norecovery,nojournal_transaction_names,reconstruct_alloc,nocow bcachefs (loop0): recovering from clean shutdown, journal seq 10 bcachefs (loop0): Version upgrade required: Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots 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,set_fs_needs_rebalance bcachefs (loop0): dropping and reconstructing all alloc info bcachefs (loop0): check_topology... done bcachefs (loop0): accounting_read... done bcachefs (loop0): alloc_read... done bcachefs (loop0): stripes_read... done bcachefs (loop0): snapshots_read... done bcachefs (loop0): check_allocations... ------------[ cut here ]------------ kernel BUG at fs/bcachefs/sb-members.c:453! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5332 Comm: syz.0.0 Not tainted 6.12.0-rc6-syzkaller-00077-g2e1b3cc9d7f7 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:__bch2_dev_btree_bitmap_mark fs/bcachefs/sb-members.c:453 [inline] RIP: 0010:bch2_dev_btree_bitmap_mark+0xfd2/0xff0 fs/bcachefs/sb-members.c:473 Code: b3 f1 ff ff e8 1f 03 4c fd 90 0f 0b e8 17 03 4c fd 90 0f 0b e8 0f 03 4c fd 90 0f 0b e8 07 03 4c fd 90 0f 0b e8 ff 02 4c fd 90 <0f> 0b e8 f7 02 4c fd 90 0f 0b e8 3f 5f 7e 07 66 2e 0f 1f 84 00 00 RSP: 0018:ffffc9000d1ee5a0 EFLAGS: 00010246 RAX: ffffffff8448d761 RBX: 00000000ffffffc8 RCX: 0000000000040000 RDX: ffffc9000dc59000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: ffffc9000d1ee7b0 R08: ffffffff8448d3e1 R09: 0000000000000000 R10: 0000042098000000 R11: 0000000000000000 R12: 000000000000003f R13: 0000042098000000 R14: ffff88803463f9d0 R15: 000000000000003f FS: 00007fc79d0656c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f311f5ed580 CR3: 00000000005ea000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bch2_gc_mark_key+0xc9b/0x10e0 fs/bcachefs/btree_gc.c:622 bch2_gc_btree fs/bcachefs/btree_gc.c:698 [inline] bch2_gc_btrees fs/bcachefs/btree_gc.c:729 [inline] bch2_check_allocations+0x2324/0x7070 fs/bcachefs/btree_gc.c:1133 bch2_run_recovery_pass+0xf0/0x1e0 fs/bcachefs/recovery_passes.c:185 bch2_run_recovery_passes+0x387/0x870 fs/bcachefs/recovery_passes.c:232 bch2_fs_recovery+0x25cc/0x39c0 fs/bcachefs/recovery.c:861 bch2_fs_start+0x356/0x5b0 fs/bcachefs/super.c:1036 bch2_fs_get_tree+0xd68/0x1710 fs/bcachefs/fs.c:2170 vfs_get_tree+0x90/0x2b0 fs/super.c:1814 do_new_mount+0x2be/0xb40 fs/namespace.c:3507 do_mount fs/namespace.c:3847 [inline] __do_sys_mount fs/namespace.c:4057 [inline] __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4034 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc79c17feba 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 RSP: 002b:00007fc79d064e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fc79d064ef0 RCX: 00007fc79c17feba RDX: 00000000200058c0 RSI: 0000000020005900 RDI: 00007fc79d064eb0 RBP: 00000000200058c0 R08: 00007fc79d064ef0 R09: 0000000000010000 R10: 0000000000010000 R11: 0000000000000246 R12: 0000000020005900 R13: 00007fc79d064eb0 R14: 00000000000058b4 R15: 000000002009e040 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__bch2_dev_btree_bitmap_mark fs/bcachefs/sb-members.c:453 [inline] RIP: 0010:bch2_dev_btree_bitmap_mark+0xfd2/0xff0 fs/bcachefs/sb-members.c:473 Code: b3 f1 ff ff e8 1f 03 4c fd 90 0f 0b e8 17 03 4c fd 90 0f 0b e8 0f 03 4c fd 90 0f 0b e8 07 03 4c fd 90 0f 0b e8 ff 02 4c fd 90 <0f> 0b e8 f7 02 4c fd 90 0f 0b e8 3f 5f 7e 07 66 2e 0f 1f 84 00 00 RSP: 0018:ffffc9000d1ee5a0 EFLAGS: 00010246 RAX: ffffffff8448d761 RBX: 00000000ffffffc8 RCX: 0000000000040000 RDX: ffffc9000dc59000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: ffffc9000d1ee7b0 R08: ffffffff8448d3e1 R09: 0000000000000000 R10: 0000042098000000 R11: 0000000000000000 R12: 000000000000003f R13: 0000042098000000 R14: ffff88803463f9d0 R15: 000000000000003f FS: 00007fc79d0656c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f311f5ed580 CR3: 00000000005ea000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400