while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 1db8f60c84bb244c written 8 min_key POS_MIN durability: 1 ptr: 0:42:0 gen 0, fixing done bcachefs (loop4): going read-write bcachefs (loop4): journal_replay... ------------[ cut here ]------------ kernel BUG at fs/bcachefs/btree_update.c:339! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 1 UID: 0 PID: 19105 Comm: syz.4.3491 Not tainted 6.16.0-rc4-next-20250702-syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:__btree_trans_update_by_path+0x1fd3/0x2010 fs/bcachefs/btree_update.c:339 Code: f6 ff ff 48 8b 7c 24 28 e8 ca dd f5 fd 48 ba 00 00 00 00 00 fc ff df e9 3d f6 ff ff e8 a6 c9 91 fd 90 0f 0b e8 9e c9 91 fd 90 <0f> 0b e8 96 c9 91 fd 90 0f 0b e8 8e c9 91 fd 90 0f 0b e8 86 c9 91 RSP: 0018:ffffc900001f6a18 EFLAGS: 00010246 RAX: ffffffff842e0b42 RBX: 0000000000008542 RCX: 0000000000080000 RDX: ffffc90014c66000 RSI: 000000000007ffff RDI: 0000000000080000 RBP: ffff8880666bc010 R08: ffffffff84518baa R09: 0000000000000002 R10: 0000000000000003 R11: 0000000000000002 R12: ffff88803cf00000 R13: ffff8880666bc000 R14: 0000000000000088 R15: 1ffff1100ccd7802 FS: 00007f75f81536c0(0000) GS:ffff888125d1d000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9029791f98 CR3: 0000000033940000 CR4: 00000000003526f0 Call Trace: bch2_trans_update_by_path fs/bcachefs/btree_update.c:454 [inline] bch2_trans_update_ip+0x8f6/0x1f00 fs/bcachefs/btree_update.c:546 bch2_trans_update fs/bcachefs/btree_update.h:123 [inline] bch2_journal_replay_key+0x4c1/0xb50 fs/bcachefs/recovery.c:311 bch2_journal_replay+0x171d/0x2630 fs/bcachefs/recovery.c:396 bch2_run_recovery_pass fs/bcachefs/recovery_passes.c:484 [inline] __bch2_run_recovery_passes+0x392/0x1010 fs/bcachefs/recovery_passes.c:539 bch2_run_recovery_passes+0x184/0x210 fs/bcachefs/recovery_passes.c:610 bch2_fs_recovery+0x2690/0x3a50 fs/bcachefs/recovery.c:1005 bch2_fs_start+0xaaf/0xda0 fs/bcachefs/super.c:1212 bch2_fs_get_tree+0xb39/0x1540 fs/bcachefs/fs.c:2488 vfs_get_tree+0x92/0x2b0 fs/super.c:1804 do_new_mount+0x24a/0xa40 fs/namespace.c:3902 do_mount fs/namespace.c:4239 [inline] __do_sys_mount fs/namespace.c:4450 [inline] __se_sys_mount+0x317/0x410 fs/namespace.c:4427 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f75f73900ca 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:00007f75f8152e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f75f8152ef0 RCX: 00007f75f73900ca RDX: 00002000000000c0 RSI: 0000200000000080 RDI: 00007f75f8152eb0 RBP: 00002000000000c0 R08: 00007f75f8152ef0 R09: 0000000000818001 R10: 0000000000818001 R11: 0000000000000246 R12: 0000200000000080 R13: 00007f75f8152eb0 R14: 00000000000059bf R15: 0000200000000480 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__btree_trans_update_by_path+0x1fd3/0x2010 fs/bcachefs/btree_update.c:339 Code: f6 ff ff 48 8b 7c 24 28 e8 ca dd f5 fd 48 ba 00 00 00 00 00 fc ff df e9 3d f6 ff ff e8 a6 c9 91 fd 90 0f 0b e8 9e c9 91 fd 90 <0f> 0b e8 96 c9 91 fd 90 0f 0b e8 8e c9 91 fd 90 0f 0b e8 86 c9 91 RSP: 0018:ffffc900001f6a18 EFLAGS: 00010246 RAX: ffffffff842e0b42 RBX: 0000000000008542 RCX: 0000000000080000 RDX: ffffc90014c66000 RSI: 000000000007ffff RDI: 0000000000080000 RBP: ffff8880666bc010 R08: ffffffff84518baa R09: 0000000000000002 R10: 0000000000000003 R11: 0000000000000002 R12: ffff88803cf00000 R13: ffff8880666bc000 R14: 0000000000000088 R15: 1ffff1100ccd7802 FS: 00007f75f81536c0(0000) GS:ffff888125d1d000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000557cf3c01168 CR3: 0000000033940000 CR4: 00000000003526f0