------------[ cut here ]------------ kernel BUG at fs/bcachefs/error.c:29! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5832 Comm: syz.0.15 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_inconsistent_error+0x14c/0x150 fs/bcachefs/error.c:29 Code: fb 02 75 20 e8 15 22 67 fd 49 81 c7 cc 01 00 00 e8 b9 da d0 fd 48 c7 c7 00 79 53 8c 4c 89 fe e8 1a 67 96 07 e8 f5 21 67 fd 90 <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f RSP: 0018:ffffc9000284e5f8 EFLAGS: 00010293 RAX: ffffffff842db86b RBX: 0000000000000004 RCX: ffff88801e1bc880 RDX: 0000000000000000 RSI: ffffffff8ef579f0 RDI: 0000000000000004 RBP: ffffc9000284e7a8 R08: 0000000000000001 R09: ffffffff842db784 R10: 0000000000000004 R11: ffff88801e1bc880 R12: dffffc0000000000 R13: ffffc9000284e6c0 R14: ffff88804ea00000 R15: ffff88804ea00000 FS: 00007ffb251fe6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055ee9e0b2000 CR3: 0000000040e84000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bch2_topology_error+0x83/0xc0 fs/bcachefs/error.c:37 __btree_err+0x610/0x760 fs/bcachefs/btree_io.c:597 validate_bset+0x157b/0x2640 fs/bcachefs/btree_io.c:807 bch2_btree_node_read_done+0x2108/0x5e90 fs/bcachefs/btree_io.c:1126 btree_node_read_work+0x68b/0x1260 fs/bcachefs/btree_io.c:1327 bch2_btree_node_read+0x2433/0x2a10 __bch2_btree_root_read fs/bcachefs/btree_io.c:1753 [inline] bch2_btree_root_read+0x617/0x7a0 fs/bcachefs/btree_io.c:1775 read_btree_roots+0x296/0x840 fs/bcachefs/recovery.c:523 bch2_fs_recovery+0x2585/0x39c0 fs/bcachefs/recovery.c:853 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: 0033:0x7ffb25f7f79a 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:00007ffb251fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007ffb251fdef0 RCX: 00007ffb25f7f79a RDX: 0000000020000300 RSI: 0000000020005900 RDI: 00007ffb251fdeb0 RBP: 0000000020000300 R08: 00007ffb251fdef0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020005900 R13: 00007ffb251fdeb0 R14: 00000000000058ca R15: 00000000200000c0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bch2_inconsistent_error+0x14c/0x150 fs/bcachefs/error.c:29 Code: fb 02 75 20 e8 15 22 67 fd 49 81 c7 cc 01 00 00 e8 b9 da d0 fd 48 c7 c7 00 79 53 8c 4c 89 fe e8 1a 67 96 07 e8 f5 21 67 fd 90 <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f RSP: 0018:ffffc9000284e5f8 EFLAGS: 00010293 RAX: ffffffff842db86b RBX: 0000000000000004 RCX: ffff88801e1bc880 RDX: 0000000000000000 RSI: ffffffff8ef579f0 RDI: 0000000000000004 RBP: ffffc9000284e7a8 R08: 0000000000000001 R09: ffffffff842db784 R10: 0000000000000004 R11: ffff88801e1bc880 R12: dffffc0000000000 R13: ffffc9000284e6c0 R14: ffff88804ea00000 R15: ffff88804ea00000 FS: 00007ffb251fe6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055ee9e0b2000 CR3: 0000000040e84000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400